2005-05-10 Adrian Straetling <straetling@de.ibm.com>
[official-gcc.git] / gcc / ChangeLog
blob59f058bcc63522925e7abc1c8eacc39ae1069466
1 2005-05-10  Adrian Straetling  <straetling@de.ibm.com>
3         * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
4         function.
5         (legitimate_reload_constant_p): Add check for const double zero.
6         * config/s390/s390.md: Add comment for constraint letter 'G'.
7         ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
8         attributes for new case.
9         * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
10         s390_const_double_ok_for_constraint_p.
11         * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
12         Add prototype.
14 2005-05-10  Kazu Hirata  <kazu@cs.umass.edu>
16         PR tree-optimization/21170
17         * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
18         rewrite_ssa_into_ssa in comments with update_ssa.
20 2005-05-10  Zdenek Dvorak  <dvorakz@suse.cz>
22         * tree-ssa-loop-im.c: Include hashtab.h.
23         (struct mem_ref_loc): New.
24         (struct mem_ref): Describe the set of references with the same
25         shape.
26         (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
27         maybe_queue_var, fem_single_reachable_address,
28         for_each_memref, single_reachable_address,
29         is_call_clobbered_ref, determine_lsm_reg): Removed.
30         (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
31         hoist_memory_reference, memref_hash, memref_eq, memref_del,
32         gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
33         New functions.
34         (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
35         (determine_lsm_loop): Rewritten.
36         (determine_lsm): Do not set stmt uids.
38 2005-05-10  Adrian Straetling  <straetling@de.ibm.com>
40         * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
41         letters.
42         
43 2005-05-10  Adrian Straetling  <straetling@de.ibm.com>
45         * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
46         ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
47         ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
49 2005-05-10  Jeff Law  <law@redhat.com>
51         * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
52         thread_across_edge for any abnormal edges.
54 2005-05-10  Richard Henderson  <rth@redhat.com>
56         * config/ia64/ia64.c (ia64_expand_atomic_op): New.
57         * config/ia64/ia64-protos.h: Declare it.
58         * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
59         (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
60         (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
61         (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
62         (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
63         (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>.  Zero
64         extend result; use release semantics.
65         (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
66         (sync_val_compare_and_swap_<IMODE>): Update to match.
68 2005-05-10  Richard Henderson  <rth@redhat.com>
70         * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
71         before comparing it for success.
73 2005-05-10  Richard Henderson  <rth@redhat.com>
75         * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
76         no return value pattern.
78 2005-05-10  Grigory Zagorodnev  <grigory.zagorodnev@intel.com>
79             H.J. Lu  <hongjiu.lu@intel.com>
81         * libgcov.c (create_file_directory): New function. Create
82         directory for the given file name.
83         (gcov_max_filename): New static var. Keeps size of the longest
84         file name.
85         (gcov_exit): Always try to create directory for output
86         file. Relocate each filename basing on environment vars.
87         (__gcov_init): Remember the longest file name.
88         * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
89         * doc/gcov.texi (Cross-profiling): New node documenting
90         cross-profiling management.
91         * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
93 2005-05-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
95         * config/sparc/sparc.c (mem_min_alignment): Do not rely
96         on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
98 2005-05-10  Bob Wilson  <bob.wilson@acm.org>
100         * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
101         case code to avoid one move instruction.
102         (__umodsi3, __modsi3): Merge duplicated code sequences.
104 2005-05-10  Kazu Hirata  <kazu@cs.umass.edu>
106         * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
107         config/sh/sh.md, config/sh/superh.h: Fix comment typos.
108         * doc/invoke.texi: Fix typos.
110         * tree-data-ref.c (analyze_array_indexes, analyze_array,
111         init_data_ref, access_functions_are_affine_or_constant_p,
112         free_data_refs): Use VEC instead of VARRAY.
113         * tree-data-ref.h (data_reference): Change the type of
114         access_fns to VEC(tree,gc)*.
115         (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
117 2005-05-10  Gabor Loki <loki@gcc.gnu.org>
119         PR c/17913
120         * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
121         * fold-const.c (fold): Expand the condition of reducing cond_expr.
122         (contains_label_1, contains_label_p): New functions for checking
123         labels in a sub-tree.
125 2005-05-10  Joseph S. Myers  <joseph@codesourcery.com>
127         PR c/21342
128         * c-decl.c (pushdecl): When there is a declaration in the current
129         scope and the declarations are external linkage, check for
130         compatibility with the type in the external scope and update the
131         type in the external scope with the composite type information.
132         Do not form a composite type of the new type and the visible type
133         if they are incompatible.
135 2005-05-10  Nathan Sidwell  <nathan@codesourcery.com>
137         * crtstuff.c: Revert part of 2005-05-08 Change.
138         (IN_LIBGCC2): Define.
140 2005-05-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
142         * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
143         remove redundant test.
144         (fp_mov_p): Accept 0.
145         (fp_high_losum_p): Remove redundant test.
146         * config/sparc/predicates.md (const_high_operand): Explicitly test
147         (not small_int_operand).
148         (fp_const_high_losum_operand): New.
149         * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'.  Reorder.
150         (movdi_insn_sp32_v9): Use canonical predicates.
151         (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
152         (movdi_insn_sp64_novis): Delete.
153         (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
154         (movsf_insn_novis): Delete.
155         (movsf_insn_vis): Rename into movsf_insn.
156         (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
157         (movsf_lo_sum): Use fp_const_high_losum_operand.
158         (movsf_high): Likewise.
159         (movsf_high_losum splitter): Likewise.
160         (mov<V32:mode> expander): Use register_or_zero_operand.
161         (mov<V64:mode> expander): Likewise.
162         (movdf_insn_sp32): Use register_or_zero_operand.
163         (movdf_no_e_insn_sp32): Use register_or_zero_operand.
164         Rename into movdf_insn_sp32_no_fpu.
165         (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
166         Rename into movdf_insn_sp32_v9_no_fpu.
167         (movdf_insn_v9only_novis): Delete.
168         (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
169         (movdf_insn_sp64_novis): Delete.
170         (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
171         (movdf_no_e_insn_sp64): Use register_or_zero_operand. 
172         Rename into movdf_insn_sp64_no_fpu.
173         (movtf expander): Use register_or_zero_operand.
174         (movtf_insn_sp32): Delete.
175         (movtf_insn_vis_sp32): Use register_or_zero_operand.
176         Rename into movtf_insn_sp32.
177         (movtf_no_e_insn_sp32): Use register_or_zero_operand.
178         Rename into movtf_insn_sp32_no_fpu.
179         (movtf_insn_hq_sp64): Delete.
180         (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
181         Rename into movtf_insn_sp64_hq.
182         (movtf_insn_sp64): Delete.
183         (movtf_insn_vis_sp64): Use register_or_zero_operand.
184         Rename into movtf_insn_sp64.
185         (movtf_no_e_insn_sp64): Use register_or_zero_operand.
186         Rename into movtf_insn_sp64_no_fpu.
188 2005-05-10  Nathan Sidwell  <nathan@codesourcery.com>
190         * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
191         gcc_assert and gcc_unreachable as appropriate.
192         (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
193         xstormy16_output_cbranch_si, xstormy16_split_move,
194         xstormy16_initial_elimination_offset,
195         xstormy16_encode_section_info, xstormy16_print_operand_address,
196         xstormy16_expand_call, xstormy16_expand_arith,
197         xstormy16_output_shift, xstormy16_init_builtins): Likewise.
199 2005-05-10  Kazu Hirata  <kazu@cs.umass.edu>
201         * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
202         const_copies to VEC(tree,heap)*.
203         (new_elim_graph, delete_elim_graph, elim_graph_size,
204         elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
205         instead of VARRAY.
207 2005-05-10  Joseph S. Myers  <joseph@codesourcery.com>
209         PR other/21052
210         * doc/extend.texi (Type Attributes): Correct example syntax.
212 2005-05-09  Joseph S. Myers  <joseph@codesourcery.com>
214         PR c/21160
215         * doc/invoke.texi (-Wuninitialized): Update documentation.
217 2005-05-09  Richard Earnshaw  <richard.earnshaw@arm.com>
219         * arm.c (const_ok_for_arm): Use a faster algorithm.
221 2005-05-09  David Edelsohn  <edelsohn@gnu.org>
223         PR target/21477
224         * config/rs6000/rs6000.md (add_op2): New.
225         (add<mode>3): Use it.
227 2005-05-09  Richard Earnshaw  <richard.earnshaw@arm.com>
229         * arm.c (arm_gen_constant): Add new heuristic for generating
230         constant integers that can be expressed as the difference of two
231         valid immediates.
233 2005-05-09  Roger Sayle  <roger@eyesopen.com>
235         * c-tree.h (parser_build_unary_op): New prototype.
236         * c-typeck.c (parser_build_unary_op): New function to construct
237         a unary operation in the C parser.
238         * c-parser.c (c_parser_unary_expression):  Use the new function
239         parser_build_unary_op when appropriate.
241 2005-05-09  Mark Mitchell  <mark@codesourcery.com>
243         PR 18655
244         * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
245         before outputting DWARF_FRAME_RETURN_COLUMN.
247 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
249         * config/s390/s390.c: (s390_branch_condition_mask,
250         s390_branch_condition_mnemonic, s390_extra_constraint_str,
251         s390_const_ok_for_constraint_p, s390_expand_plus_operand,
252         legitimize_pic_address, s390_emit_tls_call_insn,
253         legitimize_tls_address, legitimize_tls_address,
254         s390_expand_addcc, print_shift_count_operand, print_operand,
255         addr_generation_dependency_p, annotate_constant_pool_refs,
256         s390_split_branches, find_constant_pool_ref,
257         replace_constant_pool_ref, s390_add_constant, s390_find_constant,
258         s390_find_execute, s390_mainpool_start, s390_chunkify_start,
259         s390_output_pool_entry, s390_function_value,
260         s390_call_saved_register_used, s390_emit_call): Replace
261         conditional aborts by gcc_assert and unconditional by gcc_unreachable.
262         (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
263         s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
264         get_some_local_dynamic_name, s390_function_arg_size,
265         s390_function_arg_advance, s390_function_arg,
266         s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
267         default case by gcc_unreachable.
268         * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
269         conditional abort by gcc_assert.
270         ("doloop_si31"): Replace abort in last else by gcc_unreachable.
271         ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
273 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
275         * config/s390/s390.c: (s390_decompose_address,
276         tls_symbolic_operand, legitimate_pic_operand_p,
277         legitimate_constant_p, legitimate_reload_constant_p,
278         s390_expand_plus_operand, legitimate_address_p,
279         legitimate_la_operand_p, ): Remove 'register' from signature.
280         (symbolic_reference_mentioned_p,
281         tls_symbolic_reference_mentioned_p): Remove 'register' from local
282         variable declarations.
283         (legitimize_address): Remove 'register' from
284         signature and local variable declarations.
286 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
288         * config/s390/s390-protos.h: (s390_match_ccmode,
289         s390_match_ccmode_set, reg_used_in_mem_p,
290         symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
291         legitimate_la_operand_p, preferred_la_operand_p,
292         s390_short_displacement, addr_generation_dependency_p,
293         legitimate_reload_constant_p, legitimate_address_p): Change return type
294         into 'bool'.
295         (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'. 
296         * config/s390/s390.c: (s390_match_ccmode,
297         symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
298         legitimate_reload_constant_p): Change return type into 'bool'.
299         (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
300         Likewise.  Additionally adapted comment.  
301         (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
302         (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'. 
303         (s390_decompose_address): Change the type of the internal flags
304         "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
305         (struct s390_address): Change type of "pointer" into bool.
306         * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
307         Adapt calls for 's390_tm_ccmode' to the new signature.
309 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
311         * config/s390/s390.c: (s390_match_ccmode_set,
312         s390_branch_condition_mnemonic, s390_short_displacement,
313         s390_decompose_address, get_thread_pointer, legitimize_tls_address,
314         print_shift_count_operand, get_some_local_dynamic_name,
315         get_some_local_dynamic_name_1, reg_used_in_mem_p,
316         addr_generation_dependency_p, s390_split_branches,
317         annotate_constant_pool_refs, find_constant_pool_ref,
318         replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
319         s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
320         s390_register_info, s390_frame_info, s390_init_frame_layout,
321         s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
322         restore_gprs, s390_function_arg_size, s390_function_arg_float,
323         s390_init_machine_status, s390_assemble_integer, s390_handle_option,
324         s390_encode_section_info, s390_cannot_force_const_mem,
325         s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
326         s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
327         s390_adjust_priority, s390_issue_rate,
328         s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
329         s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
330         s390_build_builtin_va_list, s390_gimplify_va_arg,
331         s390_function_ok_for_sibcall, s390_call_saved_register_used,
332         s390_pass_by_reference, s390_fixed_condition_code_regs,
333         s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
334         s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
335         s390_chunkify_cancel, s390_start_pool, s390_end_pool,
336         s390_add_pool_insn, s390_find_pool, s390_add_constant,
337         s390_find_constant, s390_add_execute, s390_find_execute,
338         s390_execute_label, s390_execute_target, s390_dump_pool,
339         s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes. 
340         Move target macro definitions to the end of the file.  Move several
341         functions within the file to assure correct compiling.
343 2005-05-09  Steven Bosscher  <stevenb@suse.de>
345         * calls.c (purge_reg_equiv_notes): Remove, fold into...
346         (fixup_tail_calls): ...here.  Only look at insns between the
347         start of the function and the FUNCTION_BEG insn note.
349         * gcse.c (one_cprop_pass): Fix typos in dumps.
351         * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
353 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
355         * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
356         * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
357         "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
358         Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
359         CC_REGNUM)'.
360         ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
361         '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
362         ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
363         REG_SC)'.
365 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
367         * config/s390/s390.md: ("gf") New mode attribute.
368         ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
369         "fixuns_truncsfsi2"): Merge.
370         ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
371         ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
372         "fix_truncsfsi2_ieee"): Merge.
374 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
376         * config/s390/s390.md: ("FPR") New mode macro.
377         ("de", "dee"): New mode attributes.
378         ("cmpdf", "cmpsf"): Merge.
379         ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
380         ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
381         ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
382         ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
383         ("floatdidf2", "floatdisf2"): Merge.
384         ("adddf3", "addsf3"): Merge.
385         ("*adddf3", "*addsf3"): Merge.
386         ("*adddf3_cc", "*addsf3_cc"): Merge.
387         ("*adddf3_cconly", "*addsf3_cconly"): Merge.
388         ("*adddf3_ibm", "*addsf3_ibm"): Merge.
389         ("subdf3", "subsf3"): Merge.
390         ("*subdf3", "*subsf3"): Merge.
391         ("*subdf3_cc", "*subsf3_cc"): Merge.
392         ("*subdf3_cconly", "*subsf3_cconly"): Merge.
393         ("*subdf3_ibm", "*subsf3_ibm"): Merge.
394         ("muldf3", "mulsf3"): Merge.
395         ("*muldf3", "*mulsf3" "): Merge.
396         ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
397         ("*fmadddf", "*fmaddsf"): Merge.
398         ("*fmsubdf", "*fmsubsf"): Merge.
399         ("divdf3", "divsf3"): Merge.
400         ("*divdf3", "*divsf3"): Merge.
401         ("*divdf3_ibm", "*divsf3_ibm"): Merge.
402         ("negdf2", "negsf2"): Merge.
403         ("*negdf2_cc", "*negsf2_cc"): Merge.
404         ("*negdf2_cconly", "*negsf2_cconly"): Merge.
405         ("*negdf2", "*negsf2"): Merge.
406         ("*negdf2_ibm", "*negsf2_ibm"): Merge.
407         ("absdf2", "abssf2"): Merge.
408         ("*absdf2_cc", "*abssf2_cc"): Merge.
409         ("*absdf2_cconly", "*abssf2_cconly"): Merge.
410         ("*absdf2", "*abssf2"): Merge.
411         ("*absdf2_ibm", "*abssf2_ibm"): Merge.
412         ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
413         ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
414         ("*negabsdf2", "*negabssf2"): Merge.
415         ("sqrtdf2", "sqrtsf2"): Merge.
417 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
419         * config/s390/s390.c: (s390_adjust_priority): Adapt to changed 
420         attribute names.
421         * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
422         "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
423         ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
424         "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
425         attribute names.
426         * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
427         fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
428         "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
429         fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
430         ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
431         "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
432         "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
433         "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
434         "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
435         "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
436         "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
437         "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
438         "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
439         "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
440         "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
441         "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
442         'type' value.
443         ("*divsf3"): Additionally rename second pattern to
444         "*divsf3_ibm".
445         ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
446         "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
447         "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
448         "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
449         "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
450         'type values' and rename 'type' value.
451         ("*addsf3"): Additionally rename second pattern to
452         "*addsf3_ibm".
454 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
456         * config/s390/s390.md: ("SHIFT"): New mode macro.
457         ("lr", "shift"): New mode attributes.
458         ("ashldi3", "lshrdi3"): Merge.
459         ("*ashldi3_31", "*lshrdi3"_31): Merge.
460         ("*ashldi3_64", "*lshrdi3"_64): Merge.
461         ("ashlsi3", "lshrsi3"): Merge.
463 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
465         * config/s390/s390.md: ("DSI", "SCOND"): New mode 
466         macros.
467         ("E", "g"): New mode attributes.
468         ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
469         ("*adddi3_alc", "*addsi3_alc"): Merge.
470         ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
471         ("*subdi3_slb", "*subsi3_slb"): Merge.
472         ("adddicc", "addsicc"): Merge.
473         ("*sconddi", "*scondsi"): Merge.
474         ("*sconddi_neg", "*scondsi_neg"): Merge.
475         ("sltu", "sgtu", "sleu", "sgeu"): Merge.
476         ("negdi2", "negsi2"): Extract expander pattern from
477         "negsi2" and merge with "negdi2".
478         ("*negdi2"): Merge with instruction pattern of "negsi2".
479         ("*negdi2_cc", "*negsi2_cc"): Merge.
480         ("*negdi2_cconly", "*negsi2_cconly"): Merge.
481         ("rotldi3", "rotlsi3"): Merge.
483 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
485         * config/s390/s390.md: ("hc"): New mode attribute.
486         ("extendhidi2", "extendqidi2"): Merge.
487         ("*extendhidi2", "*extendqidi2"): Merge.
488         ("extendhisi2", "extendqisi2"): Merge.
489         ("zero_extendhidi2", "zero_extendqidi2"): Merge.
490         ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
491         Merged 2 define_split.
492         ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
493         ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
495 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
497         * config/s390/s390.md: ("COMPARE"): New mode macro.
498         ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
499         "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
500         "bungt", "bunle", "bunge", "bltgt"): Merge.
502 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
504         * config/s390/s390.md: ("INT"): New mode macro.
505         ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
506         Merge.
508 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
510         * config/s390/s390.md: ("GPR", "P"): New mode macros.
511         ("cmpdi", "cmpsi"): Merge.
512         ("strlendi", "strlensi"): Merge.
513         ("*strlendi", "*strlensi"): Merge.
514         ("movmemdi", "movmemsi"): Merge.
515         ("clrmemdi", "clrmemsi"): Merge.
517 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
519         * config/s390/s390.md: ("HQI"): New mode macro.
520         ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
521         ("*tmhi_full", "*tmqi_full"): Merge.
522         ("*tsthiCCT", "*tstqiCCT"): Merge.
523         ("*tsthi", "*tstqi"): Merge.
524         ("*tsthi_cconly", "tstqi_cconly"): Merge.
525         ("*sethighhisi", "*sethighqisi"): Merge.
526          
527 2005-05-09  Kazu Hirata  <kazu@cs.umass.edu>
529         * crtstuff.c, integrate.h, tree-scalar-evolution.h,
530         config/alpha/unicosmk.h, config/arc/arc.md,
531         config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
532         config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
533         config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
534         config/arm/semi.h, config/arm/uclinux-elf.h,
535         config/arm/wince-pe.h, config/fr30/fr30.c,
536         config/rs6000/altivec.h: Update copyright.
538 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
540         * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
541         gcc_assert and gcc_unreachable as appropriate.
542         (pdp11_output_function_epilogue, output_move_double,
543         output_move_quad, print_operand_address, output_jump,
544         output_addr_const_pdp11): Likewise.
545         * config/pdp11/pdp11.h (FUNCTION_PROFILER,
546         ASM_OUTPUT_ALIGN): Likewise.
547         * config/pdp11/pdp11.md: Likewise.
548         (extendhisi2, subhi3, subqi3): Likewise.
550 2005-05-09  David Edelsohn  <edelsohn@gnu.org>
552         PR middle-end/21237
553         * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
554         to NE_EXPR case.
556 2005-05-09  Kazu Hirata  <kazu@cs.umass.edu>
558         * config/ia64/ia64.c: Fix a comment typo.
560 2005-05-09  Richard Earnshaw  <rearnsha@arm.com>
562         PR target/21397
563         * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
564         (arm_override_options): Use them instead of manifest constants.  Don't
565         allow -march to override the -mtune setting.
567 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
569         * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
570         (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
571         (function_arg_advance, function_arg, save_restore_insns,
572         iq2000_expand_prologue, iq2000_output_conditional_branch,
573         expand_one_builtin, print_operand):
574         * config/iq2000/iq2000.md (tablejump): Likewise.
576 2005-05-09  David Ung  <davidu@mips.com>
578         * config/mips/mips.h (processor_type): Add names for the 24K. 
579         * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
580         processor family.
581         * config/mips/mips.md (cnv_mode): New attribute for recording the
582         conversion types of float convert insns.
583         (cpu): Add 24k and 24kx.
584         (include): Include 24k.md file.
585         (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
586         (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
587         (floatdisf2): Setup cnv_mode.
588         (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
589         setup cnv_mode.
590         * config/mips/24k.md: New file, contains 24k DFA pipeline
591         description. 
593 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
595         * config/sh/sh.c (print_operand_address): Use gcc_assert and
596         gcc_unreachable as appropriate.
597         (print_operand, prepare_move_operands, prepare_scc_operands,
598         output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
599         gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
600         fixup_mova, gen_far_branch, sh_reorg, split_branches,
601         final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
602         sh_set_return_address, sh_setup_incoming_varargs,
603         initial_elimination_offset, sh_pch_valid_p, get_free_reg,
604         sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
605         check_use_sfunc_addr): Likewise.
606         * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
607         * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
608         * config/sh/symbian.c (sh_symbian_mark_dllexport,
609         sh_symbian_mark_dllimport): Likewise.
610         * config/sh/sh.md: Likewise.
611         (movdicc, call_pop, call_value_pop, casesi_worker_1,
612         casesi_worker_2, casesi_shift_media, casesi_load_media,
613         return_media): Likewise.
615 2005-05-08  Roger Sayle  <roger@eyesopen.com>
617         PR inline-asm/8788
618         * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
619         operands.
621 2005-05-08  Richard Henderson  <rth@redhat.com>
623         * config/alpha/alpha.c (adjust_address): Fix typo last change.
625 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
627         * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
628         and -1 can happen in reg_renumber when no hard register is assigned.
630 2005-05-08  Steven Bosscher  <stevenb@suse.de>
631             Kazu Hirata  <kazu@cs.umass.edu>
633         PR tree-optimization/14841, tree-optimization/15838
634         * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
635         (evaluate_stmt): Call it.
637 2005-05-08  Jakub Jelinek  <jakub@redhat.com>
639         * config/ia64/ia64.c (ia64_override_options): Don't set
640         ia64_flag_var_tracking and clear flag_var_tracking here...
641         (ia64_file_start): ... but here.
643 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
645         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
646         and gcc_unreachable as appropriate.
647         (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
648         m68hc11_gen_highpart, print_operand, print_operand_address,
649         m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
650         m68hc11_gen_movhi): Likewise.
651         * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
652         * config/m68hc11/m68hc11.md: Reword comment.
654 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
656         PR target/21281
657         * config/m68hc11/predicates.md (splitable_operand): An immediate is
658         allowed.
660 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
662         * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
663         the 68HC12 address indirect addressing mode as it is not supported by
664         bset and bclr.
665         * config/m68hc11/m68hc11-protos.h
666         (m68hc11_valid_addressing_p): Declare.
667         (m68hc11_add_mode): Declare.
668         * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
669         register_indirect_p and export it.
670         (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
671         instruction so that it is part of the good BB.
672         (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
673         addressing with movw.
674         (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
675         68HC12.
676         * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
677         ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
678         * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
679         for 68HC11.
680         ("*movhi_68hc12"): Handle movhi_const0.
681         ("*subhi3", "subqi3"): Use general_operand for operand 1.
682         ("*subhi3_zext"): Likewise.
684 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
686         PR target/19051
687         * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
688         operand 1 and fix constraints.
689         ("mulqihi3"): Use general_operand for operand 2.
691 2005-05-08  Julian Brown  <julian@codesourcery.com>
692             H.J. Lu  <hongjiu.lu@intel.com>
693             Paul Brook  <paul@codesourcery.com>
695         * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
696         GNU linker. Support linker version x.x.x.x.x. Require GNU linker
697         20050308/2.16.0 or newer for comdat group.
698         * configure: Regenerated.
699         * config.in: Regenerated.
700         * varasm.c (default_function_rodata_section): Put .rodata section in
701         COMDAT group when necessary.
702         (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
703         HAVE_COMDAT_GROUP.
704         (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
705         available.
707 2005-05-08  Kazu Hirata  <kazu@cs.umass.edu>
709         * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
710         instead of VARRAY.
711         * tree-flow.h (num_referenced_var, referenced_var): Likewise.
712         * tree-into-ssa.c (mark_def_site_blocks): Likewise.
713         * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
714         * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
716 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
718         PR target/16925
719         * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
720         64-bit constants on 64-bit hosts.
721         (m68hc11_split_logical): Simplify.
722         (m68hc11_split_move): Likewise.
724 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
725             Paolo Bonzini  <bonzini@gnu.org>
727         * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
728         * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
729         * configure.ac (enable_checking): Fix typos in runtime_checking.
730         (ENABLE_RUNTIME_CHECKING): Mark as target template.
731         (xm_file): Prepend auto-host.h
732         (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
733         * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
734         tconfig.h.
735         * crtstuff.c: Do not include auto-host.h.
736         (IN_LIBGCC2): Do not define.
737         * gcov-io.h: Include tconfig.h, not auto-host.h.
738         * libgcc2.c: Do not include auto-host.h.
739         (abort): Do not undefine.
740         * libgcov.c: Remove unneeded comment about config.h.
741         * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
742         * config.in, configure: Regenerated.
743         
744 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
745             Falk Hueffner  <falk@debian.org>
747         * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
748         and gcc_unreachable as appropriate.
749         (get_aligned_mem, get_unaligned_address,
750         alpha_emit_set_long_const, alpha_emit_conditional_branch,
751         alpha_emit_setcc, alpha_emit_conditional_move,
752         alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
753         alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
754         alpha_expand_unaligned_load, alpha_expand_block_move,
755         alpha_expand_zap_mask, get_trap_mode_suffix,
756         get_round_mode_suffix, get_some_local_dynamic_name,
757         print_operand_address, function_arg, alpha_return_in_memory,
758         function_value, alpha_expand_builtin,
759         alpha_initial_elimination_offset, alpha_expand_epilogue,
760         summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
761         alphaev5_next_group, alpha_align_insns,
762         unicosmk_initial_elimination_offset, unicosmk_unique_section,
763         unicosmk_ssib_name): Likewise.
764         * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
765         * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
766         ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
767         * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
768         ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
769         * config/alpha/alpha.md (*divmodsi_internal_er,
770         *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
771         call_nt, call_umk, call_vms, call_value, sibcall_value,
772         call_value_osf, call_value_nt, call_value_vms, call_value_umk,
773         *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
774         * config/alpha/predicates.md (input_operand): Likewise.
776 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
778         * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
779         gcc_unreachable, as appropriate.
780         (frv_function_prologue, frv_alloc_temp_reg,
781         frv_initial_elimination_offset, frv_expand_block_move,
782         frv_expand_block_clear, frv_print_operand_jump_hint,
783         frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
784         frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
785         frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
786         frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
787         frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
788         frv_in_small_data_p, frv_asm_out_constructor,
789         frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
790         * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
791         *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
792         *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
793         sibcall_value, casesi): Likewise.
795         * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
796         gcc_unreachable as appropriate.
797         (print_operand_address, mn10300_print_reg_list, expand_prologue,
798         expand_epilogue, notice_update_cc, initial_offset,
799         mn10300_address_cost_1): Likewise.
800         * config/mn10300/mn10300.md: Likewise.
801         (absdf2, abssf2, negdf2, negsf2): Likewise.
803 2005-05-08  Richard Sandiford  <rsandifo@redhat.com>
805         PR target/21416
806         * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
807         comparisons.
808         * config/mips/mips.md (swapped_fcond): New code macro and attribute.
809         (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
810         including sunge_<mode> and sungt_<mode>.
812 2005-05-08  Richard Sandiford  <rsandifo@redhat.com>
814         * integrate.h (get_hard_reg_initial_val): Change type of register
815         parameter from int to unsigned int.
816         (has_hard_reg_initial_val): Likewise.
817         * integrate.c (get_hard_reg_initial_val): Likewise.
818         (has_hard_reg_initial_val): Likewise.  Remove cast to unsigned int.
820 2005-05-08  Kazu Hirata  <kazu@cs.umass.edu>
822         * except.c (eh_status): Change the type of ttype_data to
823         VEC(tree,gc)*.
824         (add_ttypes_entry, assign_filter_values,
825         output_function_exception_table): Use VEC instead of VARRAY.
827 2005-05-07  David Edelsohn  <edelsohn@gnu.org>
829         * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
831 2005-05-07  Paul Brook  <paul@codesourcery.com>
833         * Makefile.in: Fix dependencies.
834         (GCOV_IO_H, VARRAY_H): Set.
836 2005-05-07  Anthony Green  <green@redhat.com>
838         PR bootstrap/21403
839         * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
840         x$STMP_FIXPROTO test.
841         * configure: Rebuilt.
843 2005-05-07  Joseph S. Myers  <joseph@codesourcery.com>
845         * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
846         inappropriate feature test macros if flag_iso.
848 2005-05-07  Joseph S. Myers  <joseph@codesourcery.com>
850         * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
852 2005-05-07  Hans-Peter Nilsson  <hp@axis.com>
854         PR target/21441
855         * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
856         ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
857         Handle moved operand being in special register.
858         ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
859         presumed working insn.
860         (mover2side): Add FIXME.
862 2005-05-07  Richard Sandiford  <rsandifo@redhat.com>
864         * integrate.c (get_func_hard_reg_initial_val): Delete.
865         (has_func_hard_reg_initial_val): Delete.
866         (get_hard_reg_initial_val): Inline the old implementation of
867         get_func_hard_reg_initial_val.  Use has_hard_reg_initial_val
868         instead of has_func_hard_reg_initial_val to test for an existing
869         pseudo.  Only create an rtx if a new initial value entry is needed.
870         (has_hard_reg_initial_val): Scan the initial value list directly.
871         Don't create an rtx.
873 2005-05-07  David Edelsohn  <edelsohn@gnu.org>
875         * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
876         from extra_options.
877         * config.in (HAVE_AS_POPCNTB): New.
878         * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
879         (HAVE_AS_POPCNTB): New.
880         * configure: Regenerated.
881         * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
882         * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
883         MASK_POPCNTB.  Uncomment rs6000_sched_restricted_insns_priority
884         and rs6000_sched_costly_dep.
885         * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
886         (TARGET_XL_COMPAT): Delete.
887         * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
888         (popcount<mode>2): New.
889         (popcntb<mode>2): New.
890         * config/rs6000/rs6000.opt (mpopcntb): New.
892         * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
893         if variable name exists.
895 2005-05-07  Matt Kraai  <kraai@ftbfs.org>
897         * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
899 2005-05-07  Richard Henderson  <rth@redhat.com>
901         PR target/21412
902         * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
903         with constant offsets.
905 2005-05-07  Nathan Sidwell  <nathan@codesourcery.com>
907         * config/v850/v850.c (print_operand): Use gcc_assert and
908         gcc_unreachable, as appropriate.
909         (print_operand_address, v850_handle_data_area_attribute,
910         v850_encode_data_area, construct_restore_jr, construct_save_jarl,
911         v850_insert_attributes, construct_prepare_instruction): Likewise.
912         * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
913         * config/v850/v850.md (movsicc, *sasf_1): Likewise.
915 2005-05-07  Kazu Hirata  <kazu@cs.umass.edu>
917         * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
918         config/rs6000/rs6000.h: Fix comment typos.
920 2005-05-07  Richard Sandiford  <rsandifo@redhat.com>
922         * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
923         * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
924         (mips_scalar_mode_supported_p): Delete.
926 2005-05-06  Eric Christopher  <echristo@redhat.com>
928         * config/mips/mips.opt: Remove -mint64 option.
929         * config/mips/mips.c (override_options): Remove -mint64
930         handling.
931         * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
932         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
933         64-bit integer handling.
934         * doc/invoke.texi (Option Summary): Remove -mint64 for
935         mips.
937 2005-05-06  Zdenek Dvorak  <dvorakz@suse.cz>
939         PR tree-optimization/19401
940         * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
941         * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
942         (estimated_unrolled_size): New function.
943         (try_unroll_loop_completely, canonicalize_loop_induction_variables,
944         tree_unroll_loops_completely): Always unroll loops if the code size
945         does not increase.
946         * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
947         loops should be unrolled completely.
948         (gate_tree_complete_unroll): Run complete unrolling unconditionally.
950 2005-05-06  Zdenek Dvorak  <dvorakz@suse.cz>
952         PR rtl-optimization/21254
953         * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
954         assumptions for loops that otherwise do not roll.
955         (find_simple_exit): Prefer # of iterations that is guaranteed
956         not to be infinite.
957         * loop-unroll.c (decide_peel_once_rolling,
958         decide_peel_completely): Check whether the loop is infinite.
960 2005-05-06  Pat Haugen  <pthaugen@us.ibm.com>
962         * config/rs6000/sysv4.opt: Fix typo.
964 2005-05-06  Denis Vlasenko  <vda@port.imtp.ilyichevsk.odessa.ua>
965             Jakub Jelinek  <jakub@redhat.com>
967         PR target/21329
968         * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
969         for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
970         Don't use rep; movs{l,q} if the repetition count is really small,
971         instead use a sequence of movs{l,q} instructions.
973 2005-05-06  Jeff Law  <law@redhat.com>
975         PR tree-optimization/21380
976         * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
977         thread through a block with no preds.
979 2005-05-06  Kazu Hirata  <kazu@cs.umass.edu>
981         * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
982         ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
983         add_call_read_ops): Use VEC instead of VARRAY.
985 2005-05-06  Nathan Sidwell  <nathan@codesourcery.com>
987         * config/mcore/mcore.c (mcore_print_operand_address): Use
988         gcc_assert and gcc_unreachable as appropriate.
989         (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
990         mcore_output_andn, output_inline_const, mcore_output_move,
991         mcore_output_movedouble, mcore_expand_block_move,
992         layout_mcore_frame, mcore_initial_elimination_offset,
993         mcore_expand_prolog, mcore_mark_dllexport,
994         mcore_mark_dllimport): Likewise.
995         * config/mcore/mcore.h (switch_to_section): Likewise.
996         * config/mcore/mcore.md: Likewise.
998 2005-05-06  Aldy Hernandez  <aldyh@redhat.com>
1000         * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
1001         TARGET_PROFILE_KERNEL.
1003         * config/rs6000/rs6000.c (output_profile_hook): Add comment to
1004         TARGET_PROFILE_KERNEL use.
1006 2005-05-06  Nathan Sidwell  <nathan@codesourcery.com>
1008         * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
1009         and gcc_unreachable, as appropriate.
1010         (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
1011         m32r_expand_prologue, m32r_output_function_epilogue,
1012         m32r_legitimize_pic_address, m32r_print_operand_address,
1013         emit_cond_move, m32r_function_symbol,
1014         m32r_output_block_move): Likewise.
1015         * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1016         * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
1017         *rev_zero_branch_insn): Likewise.
1018         
1019 2005-05-06  Jakub Jelinek  <jakub@redhat.com>
1021         PR c++/20961
1022         * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
1023         if both NEWDECL and OLDDECL are already weak.
1025 2005-05-06  Richard Sandiford  <rsandifo@redhat.com>
1027         * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1029 2005-05-05  J"orn Rennecke  <joern.rennecke@st.com>
1030             Kaz Kojima  <kkojima@gcc.gnu.org>
1032         * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
1033         and plus_constant.
1035 2005-05-05  Aldy Hernandez  <aldyh@redhat.com>
1036             David Edelsohn  <edelsohn@gnu.org>
1038         * config.gcc: Add .opt magic for the rs6000 ports.
1040         * doc/invoke.texi: Document -mabi= option properly.  Document
1041         -misel and -mno-sel.  Document -mspe and -mno-spe.  Document
1042         -mvrsave and -mno-vrsave.  Document deprecation of -mspe= and
1043         -misel=.
1045         * config/rs6000/aix.h: Remove XL_COMPAT stuff.  Remove
1046         SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES.  Define
1047         TARGET_XL_COMPAT.
1049         * config/rs6000/aix.opt: New.
1050         * config/rs6000/aix41.opt: New.
1051         * config/rs6000/aix64.opt: New.
1052         * config/rs6000/darwin.opt: New.
1053         * config/rs6000/linux64.opt: New.
1054         * config/rs6000/rs6000.opt: New.
1055         * config/rs6000/sysv4.opt: New.
1057         * config/rs6000/sysv4.h: Delete definitions of MASK_* and
1058         associated TARGET_*.  Remove SUBTARGET_OPTIONS,
1059         SUBTARGET_SWITCHES.
1060         Define TARGET_USES_SYSV4_OPT.
1061         * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
1062         * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES.  Define
1063         TARGET_USES_AIX64_OPT.
1064         * config/rs6000/aix51.h: Same.
1065         * config/rs6000/aix52.h: Same.
1066         * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
1067         MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
1068         Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
1069         Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
1070         * config/rs6000/linux64.h: Use
1071         rs6000_explicit_options.  Remove EXTRA_SUBTARGET_SWITCHES.
1073         * config/rs6000/rs6000.c: Remove definitions of
1074         rs6000_sched_restricted_insns_priority,
1075         rs6000_long_double_size_string, rs6000_altivec_vrsave,
1076         rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
1077         rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1078         rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
1079         rs6000_alignment_string.  Define rs6000_explicit_options.
1080         (rs6000_parse_abi_options): Remove.
1081         (rs6000_parse_alignment_option): Remove.
1082         (rs6000_parse_float_gprs_option): Remove.
1083         (rs6000_handle_option): New.  Define TARGET_HANDLE_OPTION.  Define
1084         TARGET_DEFAULT_TARGET_FLAGS.
1085         (rs6000_override_options): Revamp to use new .opt machinery.
1087         * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
1088         of new .opt machinery.  Remove target_flags.  Redefine
1089         TARGET_MFCRF and TARGET_POWERPC64.  Remove TARGET_SWITCHES,
1090         SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
1091         rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1092         rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
1093         rs6000_longcall_switch, rs6000_default_long_calls,
1094         rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
1095         rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
1096         TARGET_ALTIVEC_VRSAVE.
1098 2005-05-05  Ralf Corsepius  <ralf.corsepius@rtems.org>
1100         * config.gcc (hppa1.1-*-rtems*): Remove.
1101         * config/pa/rtems.h: Remove.
1103 2005-05-05  Ralf Corsepius  <ralf.corsepius@rtems.org>
1105         * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1106         Exclude roe/603e multilib variants.
1108 2005-05-04  Denis Chertykov  <denisc@overta.ru>
1110         PR target/21284
1111         * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
1112         for output.
1114 2005-05-05  Richard Sandiford  <rsandifo@redhat.com>
1116         * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
1117         arm/pe.opt to $extra_options.
1118         * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
1119         (target_float_abi_name, target_float_switch, target_abi_name)
1120         (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
1121         (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
1122         (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
1123         (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
1124         (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
1125         (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
1126         (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
1127         (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
1128         (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
1129         (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
1130         (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
1131         (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
1132         (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
1133         (TARGET_OPTIONS, arm_cpu_select, arm_select,  structure_size_string)
1134         (arm_pic_register_string): Delete.
1135         (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
1136         TARGET_TPCS_FRAME.
1137         (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
1138         * config/arm/coff.h (TARGET_DEFAULT): Likewise.
1139         * config/arm/elf.h (TARGET_DEFAULT): Likewise.
1140         * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
1141         * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
1142         * config/arm/semi.h (TARGET_DEFAULT): Likewise.
1143         * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
1144         * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
1145         * config/arm/pe.h (TARGET_DEFAULT): Likewise.
1146         (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
1147         (SUBTARGET_SWITCHES): Delete.
1148         * config/arm/arm.c (target_float_switch): Delete.
1149         (arm_cpu_select): Moved from config/arm/arm.h.
1150         (target_fpu_name, target_fpe_name, target_float_abi_name)
1151         (target_abi_name, structure_size_string, arm_pic_register_string)
1152         (arm_select): Make static.
1153         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1154         (arm_handle_option): New function.
1155         (arm_override_options): Update target_flags checks for new mask names.
1156         Remove target_float_switch code.
1157         (arm_expand_prologue, thumb_expand_prologue): Check
1158         !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
1159         * config/arm/arm.opt, config/arm/pe.opt: New files.
1161 2005-05-05  Nathan Sidwell  <nathan@codesourcery.com>
1163         * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
1164         gcc_unreachable as appropriate.
1165         (arc_double_limm_p, arc_setup_incoming_varargs,
1166         arc_compute_function_type, arc_output_function_prologue,
1167         arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
1168         output_shift, arc_print_operand, arc_print_operand_address,
1169         arc_final_prescan_insn): Likewise.
1170         * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1172 2005-05-04  Geoffrey Keating  <geoffk@apple.com>
1174         * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
1175         comparing Pmode.
1176         (SDI): New.
1177         (cmp): Delete.
1178         (wd): New.
1179         (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
1180         add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
1181         clz<mode>2, ctz<mode>2, ffs<mode>2): New.
1182         (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
1183         (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
1184         (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
1185         (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
1186         (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
1188 2005-05-05  Paul Brook  <paul@codesourcery.com>
1190         * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
1191         cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
1192         regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
1193         and tree-data-ref.h with *_H variables.
1195 2005-05-05  Kelley Cook  <kcook@gcc.gnu.org>
1197         * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
1199 2005-05-05  Kelley Cook  <kcook@gcc.gnu.org>
1201         * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
1203 2005-05-04  Gerald Pfeifer  <gerald@pfeifer.com>
1205         * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
1207 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
1209         * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
1210         setting of vrsave register for current function after
1211         call to save_world is emitted.
1213 2005-05-05  Hans-Peter Nilsson  <hp@bitrange.com>
1215         * config/mmix/predicates.md: New file.
1216         * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
1217         (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
1218         (mmix_foldable_comparison_operator, mmix_comparison_operator)
1219         (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
1220         * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1221         Don't define.
1222         * config/mmix/mmix.md: Include predicates.md.
1223         ("call", "call_value"): Force address to register if it isn't a
1224         mmix_symbolic_or_address_operand.
1226 2005-05-04  Andrew MacLeod  <amacleod@redhat.com>
1228         * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
1229         the flags are of appropriate types.
1230         (num_ssa_operands): Generalize using the generic interface.
1231         * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
1232         iterator.
1234 2005-05-04  Richard Sandiford  <rsandifo@redhat.com>
1236         * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
1237         (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
1239 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
1241         * tree-outof-ssa.c (edge_leader, stmt_list,
1242         analyze_edges_for_bb): Use VEC instead of VARRAY.
1243         (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
1244         (perform_edge_inserts): Call init_analayze_edges_for_bb and
1245         fini_analayze_edges_for_bb.
1247 2005-05-04  James E Wilson  <wilson@specifixinc.com>
1249         PR driver/21112
1250         * gcc.c (process_command): In the second argv scan loop, ignore
1251         Xassembler and Xpreprocessor, along with their argument.
1253 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
1255         * tree-flow-inline.h, tree-ssa-operands.c,
1256         tree-ssa-operands.h, tree-ssa-opfinalize.h:
1257         Likewise. tree-vn.c: Fix comment typos.
1258         * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
1260 2005-05-04  Paolo Bonzini  <bonzini@gnu.org>
1262         * doc/tm.texi (Target Hooks): Document
1263         TARGET_RESOLVE_OVERLOADED_BUILTIN.
1265 2005-05-04  Paul Brook  <paul@codesourcery.com>
1267         * Makefile.in: Change dependencies on target.h to $(TARGET_H).
1269 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
1271         * dwarf2out.c (incomplete_types, retry_incomplete_types,
1272         gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
1273         of VARRAY.
1275         * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
1276         get_expansion, expand_var_during_unrolling,
1277         insert_var_expansion_initialization,
1278         combine_var_copies_in_loop_exit, release_var_copies): Use VEC
1279         instead of VARRAY.
1281         * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
1282         update_stmt.
1284 2004-05-03  Andrew Pinski  <pinskia@physics.uc.edu>
1286         PR middle-end/15618
1287         * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
1288         the same as INTEGER_TYPE.
1289         (fold_binary): Fold "bool_var != 0" to bool_var.
1290         Fold "bool_var == 1" to bool_var.
1292 2004-05-03  Richard Henderson  <rth@redhat.com>
1294         PR middle-end/21318
1295         * function.c (instantiate_virtual_regs_in_insn): Use the mode
1296         from recog_data instead of insn_data.
1298 2005-05-03  DJ Delorie  <dj@redhat.com>
1300         * common.opt (fdiagnostics-show-option): No variable is needed.
1301         * diagnostic.h (diagnostic_context): Add show_option_requested flag.
1302         * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
1303         (diagnostic_report_diagnostic): Test for enabled diagnostics here.
1304         Save and restore original message format.  Use flag in context
1305         instead of global.
1306         (warning): Don't test for enabled warnings here.
1307         * opts.c (common_handle_option): Handle -fdiagnostics-show-option
1308         here.
1310 2005-05-04  Kelley Cook  <kcook@gcc.gnu.org>
1312         * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
1313         * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
1314         * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
1315         * aclocal.m4: Don't include accross.m4.
1316         * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
1317         Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
1318         * configure, config.in: Regenerate.
1319         
1320 2005-05-04  Jakub Jelinek  <jakub@redhat.com>
1322         PR middle-end/21265
1323         * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
1324         (clear_storage): Add argument.
1325         * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
1326         Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
1327         tailcall.
1328         (emit_block_move): Handle BLOCK_OP_TAILCALL method.
1329         (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
1330         (store_expr, store_constructor): Adjust callers.
1331         * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
1332         to emit_block_move if CALL_EXPR_TAILCALL (exp).
1333         (expand_builtin_memmove): Add ORIG_EXP argument, copy
1334         CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
1335         (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
1336         with EXP.  Pass EXP to expand_builtin_memmove.
1337         (expand_builtin_memset): Add ORIG_EXP argument, pass
1338         BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
1339         (expand_builtin_bzero): Replace ARGLIST argument with EXP.
1340         Pass EXP to expand_builtin_memset.
1341         (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
1342         the new CALL_EXPR.
1343         (expand_builtin_strncmp): Likewise.
1344         (expand_builtin_printf): Replace ARGLIST argument with EXP.
1345         Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
1346         (expand_builtin_fprintf): Likewise.
1347         (expand_builtin): Adjust calls to
1348         expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
1350         * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
1351         item in V4SF mode.
1353         PR rtl-optimization/21239
1354         * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
1356 2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>
1358         * tree-flow.h (tree_ann_common_d): Move aux to ...
1359         (stmt_ann_d): ... here.
1360         * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1361         move_computations_stmt, schedule_sm): Update references to
1362         aux.
1363         * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1365         * tree-cfg.c (remove_bb): Remove a redundant call to
1366         set_bb_for_stmt.
1367         * tree-if-conv.c (replace_phi_with_cond_modify_expr):
1368         Likewise.
1370 2005-05-03  Richard Henderson  <rth@redhat.com>
1372         * config/rs6000/rs6000.c: Remove conflict markers.
1374         * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
1376 2005-05-03  James E Wilson  <wilson@specifixinc.com>
1378         * dwarf2out.c (lookup_filename): Call maybe_emit_file.
1380 2005-05-03  DJ Delorie  <dj@redhat.com>
1382         * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
1383         decide if the warning will be printed.
1384         * calls.c (expand_call): Likewise.
1385         * function.c (init-function_start): Likewise.
1387         * common.opt (-fdiagnostics-show-option): New.
1388         * opts.c (option_enabled): Accept the option index instead of a
1389         pointer to the option descriptor.
1390         * opts.h (option_enabled): Likewise.
1391         * toplev.c (print_switch_values): Pass option index, not option
1392         descriptor.
1393         * diagnostic.h (diagnostic_info): Add option_index.
1394         * diagnostic.c: Include opts.h.
1395         (diagnostic_set_info): Initialize option_index.
1396         (diagnostic_report_diagnostic): Amend option name if appropriate.
1397         (warning): Check to see if the specified warning is enabled.
1398         Store option index.
1399         * doc/invoke.texi (-fdiagnostics-show-options): Document.
1401 2005-05-03  Richard Henderson  <rth@redhat.com>
1403         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
1404         SPEC_OR_GEN_REGS definitions.
1406 2005-05-03  Alexandre Oliva  <aoliva@redhat.com>
1408         PR target/16888
1409         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
1410         for unavailable registers.
1412 2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>
1414         * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
1416         * cfglayout.c (block_locators_blocks,
1417         insn_locators_initialize, insn_scope): Use VEC instead of
1418         VARRAY.
1420         * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
1421         mudflap_finish_file, mudflap_finish_file): Use VEC instead of
1422         VARRAY.
1424 2005-05-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
1426         * config/sparc/predicates.md (const_compl_high_operand): New.
1427         * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
1428         gen_safe_HIGH64.
1429         (sparc_emit_set_const64_quick1): Adjust for above change.
1430         (sparc_emit_set_const64_quick2): Likewise.
1431         (sparc_emit_set_const64_longway): Likewise.
1432         (sparc_emit_set_const64): Likewise.
1433         * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
1434         movdi_const64_special): Delete.
1435         (logical constant splitters): Use const_compl_high_operand.
1437 2005-05-03  Richard Guenther  <rguenth@gcc.gnu.org>
1439         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
1440         rather than STRIP_NOPS.
1442 2005-05-03  Jakub Jelinek  <jakub@redhat.com>
1444         PR rtl-optimization/21330
1445         * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
1446         returning non-NULL.
1447         (unswitch_single_loop): Clear cinsn when retrying.
1449         PR target/21297
1450         * config/i386/i386.c (legitimize_address): When canonicalizing
1451         ASHIFT into MULT, multiply by 1 << shift_count instead of
1452         1 << log2 (shift_count).
1454 2005-05-03  Andrew MacLeod  <amacleod@redhat.com>
1456         * lambda-code.c (gcc_loop_to_lambda_loop, 
1457         lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
1458         stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
1459         generic operand interface.
1460         * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
1461         * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
1462         generic operand interface.
1463         * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list, 
1464         link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
1465         next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
1466         num_imm_uses): Use ssa_use_operand_t.
1467         (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
1468         get_v_must_def_ops): Delete.
1469         (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
1470         (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
1471         get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
1472         get_v_must_def_kill_ptr): Delete.
1473         (delink_stmt_imm_use): Move and use new operand interface.
1474         (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
1475         op_iter_next_tree): Use new operand implementation.
1476         (clear_and_done_ssa_iter): New.  Initialize a blank operand iterator.
1477         (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator 
1478         type check.
1479         (op_iter_next_mustdef, op_iter_next_maydef, 
1480         op_iter_next_must_and_may_def): Delete. Replace with...
1481         (op_iter_next_maymustdef): New.  Combine must and may next operations.
1482         (op_iter_init_maydef, op_iter_init_mustdef, 
1483         op_iter_init_must_and_may_def): Use new interface.
1484         (single_ssa_tree_operand ): New.  Process single operands only as trees.
1485         (single_ssa_use_operand): New.  Process single operands only as uses.
1486         (single_ssa_def_operand): New.  Process single operands only as defs.
1487         (zero_ssa_operands): New.  Return TRUE if there are zero operands of the
1488         specified types.
1489         (num_ssa_operands): New.  Count the number of specified operands.
1490         (compare_ssa_operands_equal): New.  Compare two statements' operands.
1491         (single_phi_def): New.  Return true if PHI has one def of the specified
1492         operand type.
1493         (op_iter_init_phiuse): New.  Initialize the iterator for PHI arguments.
1494         (op_iter_init_phidef): New.  Initialize the iterator for the PHI def.
1495         * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
1496         (struct stmt_ann_d): Operands field no longer require GTY().
1497         (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
1498         * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
1499         * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb, 
1500         dump_replaceable_exprs, rewrite_trees): Use generic interface.
1501         * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node): 
1502         Use use_operand_p instead of ssa_imm_use_t *.
1503         * tree-pretty-print.c (dump_vops): check if operands are active before
1504         dumping virtual operands.
1505         * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
1506         * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
1507         (ccp_fold): Use new interface.
1508         (ccp_visit_stmt): Remove unused variables and code.
1509         (convert_to_gimple_builtin): Insert statements before calling 
1510         mark_new_vars_to_rename.
1511         * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
1512         (copy_prop_visit_cond_stmt): Use generic interface.
1513         * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the 
1514         annotation in table.
1515         (thread_across_edge): Use generic interface.
1516         (initialize_hash_element): Initialzie with stmt, not annotation.
1517         (eliminate_redundant_computations): Use generic interface.
1518         (record_equivalences_from_stmt): Pass stmt, not annotation.
1519         (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
1520         interface.
1521         * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
1522         * tree-ssa-loop-ivopts.c (find_invariants_stmt, 
1523         find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use 
1524         generic operand interface.
1525         * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
1526         interface.
1527         * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
1528         Interface.
1529         * tree-ssa-operands.c (struct opbuild_list_d): New.  Operand build type.
1530         (build_defs, build_uses, build_v_may_defs, build_vuses, 
1531         build_v_must_defs): Change type to struct opbuild_list_d.
1532         (ops_active): New.  Operands active boolean.
1533         (operand_memory, operand_memory_index): New.  Operand memory managers.
1534         (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
1535         allocate_vuse_optype, allocate_v_must_def_optype): Delete.
1536         (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs): 
1537         Change from functions to static variable list heads.
1538         (opbuild_initialize_virtual): New.  Initialize a virtual build list.
1539         (opbuild_initialize_real): New.  Initialize a virtual build list.
1540         (opbuild_free): New.  Free a build list.
1541         (opbuild_num_elems): New.  Number of items in a list.
1542         (opbuild_append_real): New.  Add a real (tree *) operand.
1543         (opbuild_append_virtual): New.  Add and sort a virtual (tree) operand.
1544         (opbuild_first): New.  Return first element index in a list.
1545         (opbuild_next): New.  Return next element in a list.
1546         (opbuild_elem_real): New.  Return real element.
1547         (opbuild_elem_virtual): New.  Return virtual element.
1548         (opbuild_elem_uid): New.  Return UID of virtual element.
1549         (opbuild_clear): New.  Reset an operand list.
1550         (opbuild_remove_elem): New.  Remove an element form a list.
1551         (ssa_operands_active): New.  Return true if operand cache is active.
1552         (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
1553         (ssa_operand_alloc): New.  Allocate memory from an operand chunk.
1554         (correct_use_link): Use use_operand_p.
1555         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
1556         finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation. 
1557         (cleanup_v_may_defs): Use new implmentation.
1558         (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New 
1559         implementation.
1560         (append_def, append_use, append_v_may_def, append_vuse, 
1561         append_v_must_def): Call opbuild_append routine instead of using varray.
1562         (build_ssa_operands): Simplify to simply use stmt, don't maintain a 
1563         global parse_old_ops variable.
1564         (free_ssa_operands): New implementation.
1565         (update_stmt_operands): Move.  Change argument to build_ssa_operands.
1566         (copy_virtual_operands): Move. New generic implementation.
1567         (create_ssa_artficial_load_stmt): Move. New implementation.
1568         (swap_tree_operands): Update for new implementation.
1569         (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
1570         (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
1571         rather than a varray.
1572         (verify_imm_links): Use use_operand_p.
1573         (dump_immediate_uses_for): If the immediate use variable is a virtual 
1574         variable, show the virtual ops in the stmt.
1575         * tree-ssa-operands.h (def_operand_p): No longer a structure.
1576         (NULL_DEF_OPERAND_P): Now a #define.
1577         (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
1578         vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
1579         (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
1580         mustdef_optype_d): New.  Use Linked list representation.
1581         (SSA_OPERAND_MEMORY_SIZE): New.  Size of operand memory chunk.
1582         (struct ssa_operand_memory_d): New.  Allocated Chunk node.
1583         (struct stmt_operands_d): Change to new pointers that are not GTY.
1584         (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
1585         STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
1586         SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
1587         STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT, 
1588         SET_V_MUST_DEF_KILL): Delete.
1589         (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT, 
1590         V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
1591         (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT, 
1592         V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
1593         (enum ssa_op_iter_type): Operand iterator typechecking values.
1594         (struct ssa_operand_iterator_d): Use linked lists of operands.
1595         (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
1596         (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
1597         FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
1598         (FOR_EACH_PHI_ARG): New.  Iterate over PHI arguments.
1599         (FOR_EACH_PHI_OR_STMT_USE): New.  Iterate over PHI or stmt uses.
1600         (FOR_EACH_PHI_OR_STMT_DEF): New.  Iterate over PHI or stmt defs.
1601         (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND, 
1602         SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
1603         * tree-ssa-opfinalize.h: New.  Function templates for expansion.
1604         (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
1605         alloc_vuse, and alloc_mustdef.
1606         (FINALIZE_FUNC): Expands into finalize_ssa_def_ops, 
1607         finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
1608         and finalize_ssa_v_must_def_ops.
1609         * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
1610         (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
1611         stmt around.
1612         (compute_avail): Use generic iterator interface.
1613         * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
1614         (stmt_makes_single_load, stmt_makes_single_store): Use 
1615         ZERO_SSA_OPERANDS.
1616         * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
1617         (statement_sink_location): Use generic interface.
1618         * tree-ssa.c (verify_ssa):  Use %p in fprintf.  Use generic interface.
1619         (delete_tree_ssa): Don't call release_defs.  Call release_ssa_name and
1620         reset the immediate use link nodes.
1621         (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
1622         * tree-ssanames.c (make_ssa_name): Use use_operand_p.
1623         * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
1624         (eliminate_tail_call): Use generic operand interface.
1625         * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
1626         (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic 
1627         interface.
1628         * tree-vect-transform.c (update_vuses_to_preheader): Use generic 
1629         interface.
1630         * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
1631         * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
1632         vuse_optype.
1633         (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add): 
1634         Use statement pointer instead of vuse_optype.  Use generic interface.
1635         * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
1636         (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
1637         * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
1638         (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
1639         * doc/tree-ssa.texi: Update documentation for operand interface.
1641 2005-05-03  Nathan Sidwell  <nathan@codesourcery.com>
1643         * config/darwin.c (machopic_define_symbol): Use gcc_assert or
1644         gcc_unreachable as appropriate.
1645         (machopic_function_base_name, machopic_indirect_data_reference,
1646         machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
1647         * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
1648         * config/rs6000/altivec.md (*mov<mode>_internal,
1649         build_vector_mask_for_load): Likewise.
1650         * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
1651         *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
1652         *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
1653         * config/rs6000/predicates.md (easy_fp_constant,
1654         logical_operand): Likewise.
1655         * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
1656         compute_save_world_info, rs6000_emit_prologue,
1657         rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
1658         * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
1659         directly.
1661 2005-05-03  Uros Bizjak  <uros@kss-loka.si>
1663         PR middle-end/21282
1664         * convert.c (convert_to_integer): Convert ceil and floor in
1665         c99 mode only.
1667 2005-04-29  Geoffrey Keating  <geoffk@apple.com>
1669         PR target/20813
1670         * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
1671         define_insn_and_split.  Split only when memory operand is
1672         offsettable.  Use adjust_address rather than plus_constant.
1673         (floatunssidf2_internal): Likewise.
1674         (fix_truncdfsi2_internal): Split only when memory operand is
1675         offsettable.  Use adjust_address rather than plus_constant.
1676         (fix_trunctfsi2_internal): Likewise.
1677         (floatsidf2_internal): Likewise.
1679 2005-05-02  Diego Novillo  <dnovillo@redhat.com>
1681         * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
1682         (set_value_range_to_null): Likewise.
1683         (set_value_range_to_varying): New function.  Use it in all
1684         call sites that used to call set_value_range (vr, VR_VARYING, ...).
1685         (extract_range_from_assert): If the integral type has a
1686         super-type, and LIMIT is not within MIN and MAX values of that
1687         type, set the resulting range to VR_VARYING.
1689 2005-05-02  Hans-Peter Nilsson  <hp@bitrange.com>
1691         * config/mmix/mmix.opt: New file.
1692         * config/mmix/mmix.h: Move options-related comments to mmix.opt.
1693         (mmix_cc1_ignored_option): Don't declare.
1694         (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
1695         (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
1696         (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
1697         (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
1698         (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
1699         (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
1700         (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
1701         (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
1702         Don't define.
1703         (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
1704         * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
1705         (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1707 2005-05-02  Joseph S. Myers  <joseph@codesourcery.com>
1709         PR c/15698
1710         * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
1711         * c-decl.c (current_function_prototype_built_in,
1712         current_function_prototype_arg_types): New.
1713         (merge_decls): Keep source location of prototype followed by
1714         nonprototype declaration.  Update C_DECL_BUILTIN_PROTOTYPE.
1715         (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
1716         (start_function): Always set current_function_prototype_locus,
1717         current_function_prototype_built_in and
1718         current_function_prototype_arg_types.  Check for external
1719         prototype whether or not visible for external function and set
1720         current_function_prototype_arg_types accordingly.
1721         (store_parm_decls_oldstyle): Use
1722         current_function_prototype_arg_types for checking old-style
1723         definition against prototype.  Give warnings only if
1724         current_function_prototype_built_in).
1726 2005-05-02  Daniel Jacobowitz  <dan@codesourcery.com>
1728         * ggc.h (ggc_alloc_zone_pass_stat): New macro.
1729         (ggc_alloc_zone_stat): Don't define.
1730         * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
1731         ggc_alloc_zone_pass_stat.
1732         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
1733         * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
1734         (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
1736 2005-05-02  Daniel Jacobowitz  <dan@codesourcery.com>
1738         * calls.c (expand_call): Handle current_function_pretend_args_size
1739         when checking for sibcalls.
1741 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
1743         PR tree-optimization/21294
1744         * tree-vrp.c (vrp_expr_computes_nonzero): New.
1745         (extract_range_from_expr): Call vrp_expr_computes_nonzero.
1747 2005-05-02  Janis Johnson  <janis187@us.ibm.com>
1749         PR 19985
1750         * gcov-io.h: Declare gcov external functions hidden.
1752 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
1754         * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
1755         record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
1756         Use VEC instead of VARRAY.
1757         (equiv_free): New.
1759         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
1760         out common code.
1762 2005-05-02  Paolo Bonzini  <bonzini@gnu.org>
1764         * c-common.c (resolve_overloaded_builtin): Forward to target
1765         hook for BUILT_IN_MD built-ins.
1766         * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
1767         for all types of built-in.
1768         * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New.  Use it
1769         in the definition of the target hooks struct.
1770         * target.h (struct gcc_target): Add resolve_overloaded_builtin.
1771         * config/rs6000/altivec.h: Rewritten.
1772         * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
1773         altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
1774         rs6000_builtin_type, rs6000_builtin_type_compatible,
1775         altivec_overloaded_builtins, rs6000_builtin_type,
1776         rs6000_builtin_type_compatible): New.
1777         * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
1778         New.
1779         (def_builtin): Turn into a function.  Check for duplicates and store
1780         the builtin into rs6000_builtin_decls.
1781         (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
1782         bdesc_1arg): Add overloaded builtins.
1783         (altivec_expand_builtin): Check for unresolved overloaded builtins,
1784         do not support ALTIVEC_COMPILETIME_ERROR.
1785         (rs6000_init_builtins): Add opaque 128-bit vector, and internal
1786         nodes to represent front-end types.
1787         (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
1788         with opaque arguments and/or return values.
1789         * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
1790         ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
1791         (rs6000_builtin_type_index): New.
1792         (is_ev64_opaque_type): Rename to...
1793         (rs6000_is_opaque_type): ... this.
1794         (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
1795         target hook.
1797 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
1799         * function.c (reorder_blocks, reorder_blocks_1): Use VEC
1800         instead of VARRAY.
1802 2005-05-02  Nathan Sidwell  <nathan@codesourcery.com>
1803             Bernd Schmidt  <bernd.schmidt@analog.com>
1805         * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
1806         print_address_operand, print_operand, legitimize_pic_address,
1807         asm_conditional_branch, bfin_gen_compare, output_push_multiple,
1808         output_pop_multiple): Use gcc_assert or gcc_unreachable as
1809         appropriate.
1810         * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
1812 2005-05-02  Dorit Naishlos  <dorit@il.ibm.com>
1814         * doc/passes.texi: Document vectorization pass.
1816 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
1818         * tree-scalar-evolution.c (get_exit_conditions_rec,
1819         select_loops_exit_conditions,
1820         number_of_iterations_for_all_loops,
1821         analyze_scalar_evolution_for_all_loop_phi_nodes,
1822         scev_analysis): Use VEC instead of VARRAY.
1824 2005-05-02  Michael Matz  <matz@suse.de>
1826         PR c++/19542
1827         * c-common.c (c_common_nodes_and_builtins): Create global null_node.
1828         (warn_strict_null_sentinel): Define.
1829         (check_function_sentinel): Check for null_node as valid sentinel too.
1830         * c-common.h (c_tree_index): Added CTI_NULL.
1831         (null_node) Define global_tree[CTI_NULL].
1832         (warn_strict_null_sentinel): Declare.
1833         * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
1834         * c.opt: (Wstrict-null-sentinel): New C++ option.
1835         * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
1837 2005-05-01  Kazu Hirata  <kazu@cs.umass.edu>
1839         * gimplify.c (gimplify_compound_lval): Use VEC instead of
1840         VARRAY.
1842         * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
1844         * dwarf2out.c (decl_scope_table, push_decl_scope,
1845         pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
1846         instead of VARRAY.
1848 2005-05-01  Mark Mitchell  <mark@codesourcery.com>
1850         PR C++/14391
1851         * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
1852         if !flag_weak.
1853         * doc/cpp.texi (__DEPRECATED): Document.
1854         (__EXCEPTIONS): Likewise.
1855         (__GXX_WEAK__): Likewise.
1857         * function.c (INVOKE__main): Do not define.
1858         (expand_main_function): Check HAS_INIT_SECTION when determining
1859         whether or not to call __main.
1861 2005-05-01  Kazu Hirata  <kazu@cs.umass.edu>
1863         * tree-ssa-loop-ivopts.c: Fix a comment typo.
1865 2005-01-05  Paul Brook  <paul@codesourcery.com>
1867         * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
1868         (INITIALIZE_TRAMPOLINE): Use it.
1869         * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
1870         * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
1871         * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
1873 2005-05-01  Gerald Pfeifer  <gerald@pfeifer.com>
1875         * doc/install.texi (Specific): Omit dots in the @anchors names
1876         for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
1877         Omit underscores for x86_64-*-* and the "all ELF targets" entry.
1879 2005-05-01  Zdenek Dvorak  <dvorakz@suse.cz>
1881         PR tree-optimization/18316
1882         PR tree-optimization/19126
1883         * tree.c (build_int_cst_type): Avoid shift by size of type.
1884         * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
1885         argument.
1886         * tree-scalar-evolution.h (simple_iv): Declaration changed.
1887         * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
1888         field.
1889         (dump_cand): Dump depends_on information.
1890         (determine_biv_step): Add argument to simple_iv call.
1891         (contains_abnormal_ssa_name_p): Handle case expr == NULL.
1892         (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
1893         constant.
1894         (add_candidate_1): Record depends_on for candidates.
1895         (tree_int_cst_sign_bit, constant_multiple_of): New functions.
1896         (get_computation_at, get_computation_cost_at, may_eliminate_iv):
1897         Handle ivs with nonconstant step.
1898         (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
1899         (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
1900         (create_new_iv): Unshare the step before passing it to create_iv.
1901         (free_loop_data): Free cand->depends_on.
1902         (build_addr_strip_iref): New function.
1903         (find_interesting_uses_address): Use build_addr_strip_iref.
1904         (strip_offset_1): Split the recursive part from strip_offset.
1905         Strip constant offset component_refs and array_refs.
1906         (strip_offset): Split the recursive part to strip_offset_1.
1907         (add_address_candidates): Removed.
1908         (add_derived_ivs_candidates): Do not use add_address_candidates.
1909         (add_iv_value_candidates): Add candidates with stripped constant
1910         offset.  Consider all candidates with initial value 0 important.
1911         (struct affine_tree_combination): New.
1912         (aff_combination_const, aff_combination_elt, aff_combination_scale,
1913         aff_combination_add_elt, aff_combination_add,
1914         tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
1915         fold_affine_sum): New functions.
1916         (get_computation_at): Use fold_affine_sum.
1917         * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
1918         * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
1919         to simple_iv call.
1921 2005-04-30  Michael Matz  <matz@suse.de>
1923         * config/i386/i386.md (movmemsi): Also active when
1924         TARGET_INLINE_ALL_STRINGOPS.
1926 2005-04-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
1928         PR bootstrap/20633
1929         * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
1931 2005-04-30  Paul Brook  <paul@codesourcery.com>
1933         * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
1934         thumb mode.
1935         * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
1936         * config/arm/ieee754-sf.S: Ditto.
1937         * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
1938         (FUNC_ALIAS): Use .thumb_set for thumb routines.
1940 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
1942         * tree-ssanames.c: Fix a comment typo.
1943         * doc/options.texi: Fix a typo.
1945 2005-04-30  Nathan Sidwell  <nathan@codesourcery.com>
1947         * config/h8300/h8300.c (byte_reg): Use gcc_assert and
1948         gcc_unreachable as appropriate.
1949         (split_adds_subs, cond_string, print_operand,
1950         h8300_initial_elimination_offset, h8300_classify_operand,
1951         h8300_unary_length, h8300_short_immediate_length,
1952         h8300_bitfield_length, h8300_binary_length,
1953         h8300_insn_length_from_table, compute_mov_length, output_plussi,
1954         compute_plussi_length, compute_plussi_cc, output_logical_op,
1955         compute_logical_op_length, compute_logical_op_cc,
1956         output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
1957         output_a_shift, compute_a_shift_length, compute_a_shift_cc,
1958         output_a_rotate, compute_a_rotate_length, fix_bit_operand,
1959         h8300_regs_ok_for_stm): Likewise.
1960         * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
1961         monitor_prologue): Likewise.
1963 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
1965         * loop-invariant.c (invariants, create_new_invariant,
1966         get_inv_cost, best_gain_for_invariant,
1967         find_invariants_to_move, move_invariants,
1968         init_inv_motion_data, free_inv_motion_data): Use VEC instead
1969         of VARRAY.
1971 2005-04-29  Richard Henderson  <rth@redhat.com>
1973         * function.c (instantiate_decls): Remove valid_only argument.
1974         (instantiate_decls_1, instantiate_decl): Likewise.
1975         (instantiate_virtual_regs_1): Delete.
1976         (instantiate_virtual_regs_lossage): Delete.
1977         (instantiate_virtual_regs_in_rtx): New.
1978         (safe_insn_predicate): New.
1979         (instantiate_virtual_regs_in_insn): New.
1980         (instantiate_virtual_regs): Update to match all that.  Only run
1981         instantiate_decls once.
1983 2005-04-29  Richard Henderson  <rth@redhat.com>
1984             Daniel Jacobowitz  <dan@codesourcery.com>
1986         * gengtype.c (write_func_for_structure): Split out ...
1987         (output_type_enum): ... new function.  Fix thinko accessing
1988         TYPE_PARAM_STRUCT data.
1990 2005-04-29  Tom Tromey  <tromey@redhat.com>
1992         * tree.c (build_block): Removed unused 'tags' argument.
1993         * tree.h (build_block): Removed argument.
1995 2005-04-29  Michael Matz  <matz@suse.de>
1997         PR rtl-optimization/21144
1998         * postreload.c (reload_cse_move2add): Check for VOIDmode.
2000 2005-04-29  Bob Wilson  <bob.wilson@acm.org>
2002         * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
2003         flag_reorder_blocks.
2005 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
2007         PR tree-optimization/21030
2008         * tree-vrp.c (adjust_range_with_scev): Do not create invalid
2009         ranges where VR->MAX is smaller than VR->MIN.
2011 2005-04-29  Devang Patel  <dpatel@apple.com>
2013         PR tree-optimization/21272
2014         PR tree-optimization/21266
2015         * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
2016         
2017 2005-04-29  Kazu Hirata  <kazu@cs.umass.edu>
2019         * tree-flow-inline.h: Fix a comment typo.
2020         * doc/tree-ssa.texi: Fix a typo.
2022         * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
2024 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
2026         * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
2027         gcc_unreachable as appropriate.
2028         (fr30_expand_epilogue, fr30_setup_incoming_varargs,
2029         fr30_print_operand, fr30_move_double): Likewise.
2030         * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
2032 2005-04-29  Mark Mitchell  <mark@codesourcery.com>
2034         * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
2035         definition has already been provided.
2036         (ARM_EABI_DTORS_SECTION_OP): Likewise.
2037         * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
2038         (ARM_EABI_DTORS_SECTION_OP): Likewise.
2040 2005-04-29  Jim Tison  <jtison@us.ibm.com>
2042         * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
2043         trace hooks calls to improve performance.
2045 2005-04-29  Julian Brown  <julian@codesourcery.com>
2046             Mark Mitchell  <mark@codesourcery.com>
2047             Paul Brook  <paul@codesourcery.com>
2049         * crtstuff.c: Handle targets that use .init_array.
2050         * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
2051         that INVOKE__main is set correctly.
2052         (expand_main_function): Test INVOKE__main.
2053         * libgcc2.c: Do not define __main when using .init_array.
2054         * config/arm/arm.c (arm_elf_asm_constructor): New function.
2055         * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
2056         libgcc version.
2057         (DTORS_SECTION_ASM_OP): Likewise.
2058         (CTOR_LIST_BEGIN): Define specially when in libgcc.
2059         (CTOR_LIST_END): Likewise.
2060         (DTOR_LIST_BEGIN): Likewise.
2061         (DTOR_LIST_END): Likewise.
2062         * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
2063         (FINI_SECTION_ASM_OP): Likewise.
2064         (INIT_ARRAY_SECTION_ASM_OP): Define.
2065         (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2066         * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
2067         (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
2068         * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
2069         (FINI_ARRAY_SECTION_ASM_OP): Likewise.  
2071 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
2073         * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
2074         gcc_assert and gcc_unreachable as appropriate.
2075         (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
2076         const_int_cost, output_move_const_into_data_reg,
2077         output_move_qimode, output_move_double, find_addr_reg,
2078         print_operand, print_operand_address): Likewise.
2079         * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
2080         absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
2081         sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
2082         bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
2083         *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
2084         conditional_trap): Likewise.
2085         * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
2087 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
2089         * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
2090         gcc_unreachable as appropriate.
2091         (gen_conditional_move, xtensa_split_operand_pair,
2092         xtensa_split_operand_pair, xtensa_copy_incoming_a7,
2093         xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
2094         xtensa_copy_incoming_a7, xtensa_output_literal,
2095         xtensa_output_literal, xtensa_output_literal): Likewise.
2096         * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2097         * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
2098         *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
2099         movsicc_internal1, movsfcc_internal0,
2100         movsfcc_internal1): Likewise.
2102 2005-04-28  James E Wilson  <wilson@specifixinc.com>
2104         * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
2105         (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
2107 2005-04-28  DJ Delorie  <dj@redhat.com>
2109         * opt-functions.awk (var_set): Emit proper initializer for
2110         non-target bitfields.
2112 2005-04-28  Devang Patel  <dpatel@apple.com>
2114         * dbxout.c (have_used_extensions): Remove.
2115         (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
2116         have_used_extensions.
2117         
2118 2005-04-28  James E Wilson  <wilson@specifixinc.com>
2120         * doc/install.texi: Update -enable-languages info.  Correct path to
2121         html docs.
2123 2005-04-28  DJ Delorie  <dj@redhat.com>
2125         * optc-gen.awk (END): Make sure no variable is defined more
2126         than once.
2127         * opth-gen.awk (END): Allocate bits on a per-variable basis.
2128         Allow for bitfield variables other than target_flags.
2129         * doc/options.text (Mask): Document that you may specify a
2130         variable other than target_flags.
2132 2005-04-28  Martin Koegler <mkoegler@auto.tuwien.ac.at>
2134         PR rtl-optimization/18877
2135         * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
2136         number in val.start.
2138 2005-04-28  David Edelsohn  <edelsohn@gnu.org>
2140         PR target/20813
2141         * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
2142         MASK_PPC_GFXOPT.
2143         * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2144         * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2145         * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
2147 2005-04-28  Richard Earnshaw  <richard.earnshaw@arm.com>
2149         * arm.c (legitimize_pic_address): Fix sense of assertion test for
2150         creating pseudos when the base offset is too large.
2152 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
2154         * global.c (earlyclobber_regclass): Change the type to
2155         VEC(int,heap).
2156         (check_earlyclobber): Update uses of earlyclobber_regclass.
2157         (mark_reg_use_for_earlyclobber): Likewise.
2158         (calculate_local_reg_bb_info): Allocate and free
2159         earlyclobber_regclass using the VEC API.
2161 2005-04-28  Nathan Sidwell  <nathan@codesourcery.com>
2163         * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
2164         assert.
2166 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
2168         * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
2169         (*targetm.foo).
2171         * config.gcc: Obsolete c4x-* and tic4x-*.
2173         * tree.h (edge_def): Remove.
2175         * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
2176         function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
2177         reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
2178         JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
2179         where appropriate.
2181         * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
2182         coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
2183         errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
2184         genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
2185         integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
2186         machmode.def, mips-tfile.c, params.c, pretty-print.c,
2187         print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
2188         tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
2189         config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
2190         config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
2191         config/i386/cygming.h, config/i386/djgpp.h,
2192         config/i386/lynx.h, config/i386/netware.c,
2193         config/i386/winnt.c, config/ia64/ia64-c.c,
2194         config/iq2000/iq2000.c, config/m32r/little.h,
2195         config/m68k/m68k-protos.h, config/m68k/m68k.h,
2196         config/m68k/m68k.md, config/mcore/mcore.c,
2197         config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
2198         config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
2199         config/mn10300/mn10300.h, config/ns32k/netbsd.h,
2200         config/ns32k/ns32k.c, config/ns32k/ns32k.h,
2201         config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
2202         config/pdp11/pdp11.h, config/rs6000/darwin.h,
2203         config/rs6000/default64.h, config/rs6000/rs6000-c.c,
2204         config/s390/2064.md, config/s390/2084.md,
2205         config/s390/s390-modes.def, config/s390/s390-protos.h,
2206         config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
2207         config/stormy16/stormy16.c, config/vax/vax-protos.h,
2208         config/vax/vax.c, config/vax/vax.h,
2209         config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
2210         copyright.
2212 2005-04-28  Joseph S. Myers  <joseph@codesourcery.com>
2214         * c-typeck.c (build_compound_expr): Correct logic in last change.
2216 2005-04-27  James E. Wilson  <wilson@specifixinc.com>
2218         * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
2219         parameters.  Replace conditional move code with assert checking for
2220         ar.lc.  Delete obsolete comments.
2221         (set_src_needs_barrier): Delete cond parameter, and code using it.
2222         (rtx_needs_barrier): Delete initialization of cond.  Fix typo in
2223         assert checking for PR_REGS.  Fix calls to update_set_flags and
2224         set_src_needs_barrier.
2225         (group_barrier_needed): Renamed from group_barrier_needed_p.  Fix all
2226         callers.  Rewrite explanatory comment before the function.
2227         (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
2228         Fix all callers.
2230 2005-04-27  Mike Stump  <mrs@apple.com>
2232         * doc/cpp.texi: gcc now implements universal character names.
2234 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
2236         PR c/21159
2237         * c-typeck.c (build_compound_expr): Don't warn for left-hand side
2238         being a compound expression whose right-hand side is cast to void.
2240 2005-04-27  Caroline Tice  <ctice@apple.com>
2242         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2243         Remove targetm.have_named_sections test.
2244         (fix_edges_for_rarely_executed_code): Likewise.
2245         (insert_section_boundary_note): Likewise.
2246         (reorder_basic_blocks): Check partitioning flag before calling
2247         verify_hot_cold_block_grouping.
2248         * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2249         the function struct rather than global variables.
2250         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2251         (COLD_END_LABEL): Likewise
2252         (cold_text_section_label): New static global variable.
2253         (cold_end_label): Likewise.
2254         (dwarf2out_switch_text_section): Get hot/cold section labels from
2255         the function struct rather than global variables; test to make sure
2256         cfun is defined.
2257         (output_aranges): Use cold_text_section_label and cold_end_label;
2258         check partitioning flag before putting out delta.
2259         (output_ranges): Remove incorrect code attempting to use
2260         hot/cold labels.
2261         (output_line_info): Get cold section label from function struct; test
2262         to make sure cfun is defined.
2263         (add_location_or_const_value_attribute): Likewise.
2264         (dwarf2out_var_location): Likewise.
2265         (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2266         write out cold_text_section_label if partition flag is set.
2267         (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2268         * function.h (struct function): Add new fields to point to hot/cold
2269         section labels: hot_section_label, cold_section_label,
2270         hot_section_end_label and cold_section_end_label; also add new field
2271         for cold text section name, unlikely_text_section_name.
2272         * opts.c (decode_options): Turn off partitioning flag if
2273         !targetm.have_named_sections.
2274         * output.h (hot_section_label): Remove.
2275         (hot_section_end_label): Remove.
2276         (cold_section_end_label): Remove.
2277         (unlikely_section_label): Remove.
2278         (unlikely_text_section_name): Remove.
2279         * passes.c (rest_of_handle_final):  Remove extra blank line.
2280         * varasm.c (unlikely_section_label): Remove.
2281         (hot_section_label): Remove.
2282         (hot_section_end_label): Remove.
2283         (cold_section_end_label): Remove.
2284         (unlikely_text_section_name):  Remove.
2285         (initialize_cold_section_name): Modify to call
2286         targetm.strip_name_encoding; to store cold section name in current
2287         function struct, if it exists; and to only use the decl_section_name
2288         if flag_named_sections is true.
2289         (unlikely_text_section): Modify to get section name out of current
2290         function struct, if there is one; otherwise build it from
2291         UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2292         (in_unlikely_text_section): Likewise.
2293         (named_section): Modify to get/put cold section name in current function
2294         struct, if there is one.
2295         (function_section):  Change 'bool unlikely' to 'int reloc'; check
2296         targetm.have_named_sections before calling named_section.
2297         (current_function_section): Likewise.
2298         (assemble_start_function): Modify to get/put unlikely_text_section_name
2299         in current function struct; modify to get hot/cold section labels
2300         from function struct; initialize labels using
2301         ASM_GENERATE_INTERNAL_LABEL;
2302         test partitioning flag before writing out hot section label.
2303         (assemble_end_function): Test partitioning flag before writing out
2304         hot/cold section labels.
2305         (default_section_type_flags_1):  Get cold text section name from
2306         function struct if there is one; Set flags correctly for
2307         cold text section if there is not a current function struct.
2308         
2309 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
2311         * tree-ssa-propagate.c (set_rhs): Revert last change.
2313 2005-04-27  Steve Ellcey  <sje@cup.hp.com>
2315         * explow.c (convert_memory_address): Add gcc_assert.
2317 2005-04-27  Mark Mitchell  <mark@codesourcery.com>
2319         * configure.ac: Check for ld --sysroot support.
2320         * gcc.c: Document %R specifier for specs.
2321         (SYSROOT_SPEC): New macro.
2322         (sysroot_spec): New variable.
2323         (static_specs): Add sysroot_spec.
2324         (main): Pass the sysroot spec to the linker if appropriate.
2325         * configure: Regenerated.
2326         * config.in: Likewise.
2328 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
2330         * fold-const.c (fold_binary): Use build_fold_addr_expr
2331         for address calculation and INDIRECT_REF handling.
2333 2005-04-27  Andrew Haley  <aph@redhat.com>
2335         * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
2337 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
2339         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
2340         pointer when thumb backtracing is on.
2342         * config/fp-bit.c (abort): Revert change.
2344 2005-04-27  Ian Lance Taylor  <ian@airs.com>
2346         * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
2348 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
2350         * tree-ssa-dce.c: Fix a comment typo.
2352 2005-04-27  David S. Miller  <davem@davemloft.net>
2354         * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
2355         Kill setjmpless_size.  current_function_calls_setjmp is completely
2356         computed when we are called, so just use the optimized size value
2357         instead of using REG_SAVE_AREA notes.
2358         (optimize_save_area_alloca): Delete....
2359         * rtl.h (optimize_save_area_alloca): Likewise...
2360         * passes.c (rest_of_compilation): and don't call it any more.
2361         * reg-notes.def (SAVE_AREA): Delete.
2362         
2363 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
2365         * config/fp-bit.c (abort): Add noreturn attribute.
2367         * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
2368         gcc_unreachable as appropriate.
2369         (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
2370         * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
2371         ASM_OUTPUT_REG_POP): Likewise.
2373 2005-04-27  Paolo Bonzini  <bonzini@gnu.org>
2375         * tree-complex.c (expand_vector_operations_1): Do not build
2376         VIEW_CONVERT_EXPR's for the lhs.
2378 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
2380         * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
2381         unnecessary noncanonical RTL handling.
2382         * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
2383         gcc_assert and gcc_unreachable.
2385         * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
2386         gcc_unreachable as appropriate.
2387         (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
2388         * config/arm/arm.c (arm_override_options, arm_compute_func_type,
2389         use_return_insn, const_ok_for_op, arm_gen_constant,
2390         arm_canonicalize_comparison, legitimize_pic_address,
2391         thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
2392         arm_cirrus_insn_p, cirrus_reorg, minmax_code,
2393         load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
2394         emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
2395         arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
2396         move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
2397         dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
2398         fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
2399         output_call, output_mov_long_double_fpa_from_arm,
2400         output_mov_long_double_arm_from_fpa,
2401         output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
2402         output_move_double, arithmetic_instr, shift_op, int_log2,
2403         output_return_instruction, arm_output_function_prologue,
2404         arm_output_epilogue, arm_output_function_epilogue,
2405         emit_multi_reg_push, arm_get_frame_offsets,
2406         arm_compute_initial_elimination_offset, arm_expand_prologue,
2407         arm_print_operand, arm_assemble_integer, get_arm_condition_code,
2408         arm_final_prescan_insn, arm_init_iwmmxt_builtins,
2409         arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
2410         thumb_compute_initial_elimination_offset,
2411         thumb_output_function_prologue, thumb_load_double_from_address,
2412         thumb_output_move_mem_multiple, thumb_reload_out_hi,
2413         arm_emit_vector_const, arm_dbx_register_number): Likewise.
2414         * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
2415         * config/arm/arm.md (thumb_extendhisi2,
2416         *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
2417         *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
2418         thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
2419         *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
2420         * config/arm/cirrus.md (*cirrus_arm_movdi,
2421         *cirrus_movdf_hard_insn): Likewise.
2422         * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2424 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
2426         * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
2427         (num_ssa_names): Use VEC_length.
2428         (ssa_names): Use VEC_index.
2429         * tree-ssanames.c (ssa_names): Change the type to
2430         VEC(tree,gc).
2431         (init_ssanames, fini_ssa_names, make_ssanames,
2432         release_ssa_name): Update uses of ssa_names.
2434         * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
2435         Use fold_buildN instead of fold (buildN (...)).
2437 2005-04-27  Devang Patel <dpatel@apple.com>
2439         * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
2441 2005-04-27  Matt Thomas <matt@3am-software.com>
2442             Jan-Benedict Glaw <jbglaw@microdata-pos.de>
2444         * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
2445         (vax_output_mi_thunk): Ditto.
2446         (vax_notice_cc_update): Ditto.
2447         (INDEX_REGISTER_P): Add trailing \.
2448         (BASE_REGISTER_P): Add trailing \.
2449         (legitimate_address_p): Whitespace cleanup.  Remove trailing \.
2451 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
2453         * tree-ssa-propagate.c (set_rhs): Check operand of
2454         ADDR_EXPR for gimpliness, too.
2456 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
2458         * tree-ssa-pre.c: Fix a comment typo.
2460 2005-04-27  Zdenek Dvorak  <dvorakz@suse.cz>
2462         PR tree-optimization/21171
2463         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
2464         record address uses if the reference is volatile.
2466 2004-04-27  Paolo Bonzini  <bonzini@gnu.org>
2468         * tree-complex.c (expand_vector_operation): New, extracted from
2469         expand_vector_operations_1.
2470         (tree_vec_extract): Build a NOP_EXPR.
2471         (expand_vec_parallel): Do not care about returning the correct type.
2472         (expand_vector_operations_1): Call expand_vector_operation.
2473         Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
2475         * tree-complex.c (gate_expand_vector_operations): New.
2476         (pass_lower_vector_ssa): Use it.
2477         * tree-optimize.c (init_tree_optimization_passes): Include
2478         pass_lower_vector_ssa.
2479         * tree-vect-transform.c (vect_min_worthwhile_factor): New.
2480         (vectorizable_operation): Use it.
2481         * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
2482         integer modes for the vector type.
2484         * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2485         * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
2486         Do not cope with UNITS_PER_SIMD_WORD == 0.
2487         * tree-vectorizer.c (get_vectype_for_scalar_type): Check
2488         if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
2489         (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
2490         * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2491         * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2492         * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2493         * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2495         * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
2496         * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
2497         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
2499         * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
2500         (UNITS_PER_SIMD_WORD): New.
2502 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
2504         * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
2505         gcc_unreachable as appropriate.
2506         (ia64_expand_load_address, ia64_expand_tls_address,
2507         ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
2508         ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
2509         next_scratch_gr_reg, ia64_initial_elimination_offset,
2510         ia64_expand_prologue, ia64_expand_epilogue,
2511         ia64_output_dwarf_dtprel, ia64_print_operand,
2512         ia64_register_move_cost, first_instruction, rws_access_regno,
2513         update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
2514         ia64_sched_init, ia64_variable_issue,
2515         ia64_first_cycle_multipass_dfs_lookahead_guard,
2516         ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
2517         ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
2518         process_for_unwind_directive, ia64_hpux_file_end): Likewise.
2519         * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2520         * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2521         * config/ia64/predicates.md (got_symbolic_operand,
2522         sdata_symbolic_operand): Likewise.
2523         * config/ia64/vect.md (vcondv2sf): Likewise.
2525 2005-04-27  Matt Thomas <matt@3am-software.com>
2527         * config/vax/vax.c (legitimate_constant_address_p): New.  Formerly
2528         CONSTANT_ADDRESS_P in config/vax/vax.h
2529         (legitimate_constant_p): Added.  Formerly CONSTANT_P in vax.h. 
2530         (INDEX_REGISTER_P): New.
2531         (BASE_REGISTER_P): New.
2532         (indirectable_constant_address_p): New.  Adapted from
2533         INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
2534         (indirectable_address_p): New.  Adapted from
2535         INDIRECTABLE_ADDRESS_P in vax.h.
2536         (nonindexed_address_p): New.  Adapted from
2537         GO_IF_NONINDEXED_ADDRESS in vax.h.
2538         (index_temp_p): New.  Adapted from INDEX_TERM_P in vax.h.
2539         (reg_plus_index_p): New.  Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
2540         (legitimate_address_p): New.  Adapted from
2541         GO_IF_LEGITIMATE_ADDRESS in vax.h.
2542         (vax_mode_dependent_address_p): New.  Adapted from
2543         GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
2544         * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
2545         legitimate_constant_address_p.
2546         (CONSTANT_P): Use legitimate_constant_p.
2547         (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
2548         (INDIRECTABLE_ADDRESS_P): Removed.
2549         (GO_IF_NONINDEXED_ADDRESS): Removed.
2550         (INDEX_TEMP_P): Removed.
2551         (GO_IF_REG_PLUS_INDEX): Removed.
2552         (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
2553         definitions, depending on whether REG_OK_STRICT is defined.
2554         (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
2555         Two definitions, depending on whether REG_OK_STRICT is defined.
2556         * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
2557         added.
2558         (legitimate_constant_p): Prototype added.
2559         (legitimate_address_p): Prototype added.
2560         (vax_mode_dependent_address_p): Prototype added.
2562 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
2564         * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
2566 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
2568         PR c/21213
2569         * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
2570         transparent union.
2572 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
2574         PR c/20740
2575         * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
2576         assertion failures, if __gcc_host_wide_int__ is not properly
2577         defined.
2578         (init_dynamic_diag_info): Give errors, not assertion failures, if
2579         location_t, tree or __gcc_host_wide_int__ are not properly
2580         defined.
2582 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
2584         * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
2585         n_iv_uses, iv_use, n_iv_cands, iv_cand,
2586         tree_ssa_iv_optimize_init, record_use, add_candidate_1,
2587         prepare_decl_rtl, free_loop_data,
2588         tree_ssa_iv_optimize_finalize): Use the VEC API instead of
2589         VARRAY.
2591         * tree.h (tree_phi_node): Add a comment about the order of PHI
2592         arguments.
2594 2005-04-26  Paul Brook  <paul@codesourcery.com>
2596         * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
2598 2005-04-26  Nathan Sidwell  <nathan@codesourcery.com>
2600         * config/mips.mips.c (mips_legitimize_tls_address): Use
2601         gcc_unreachable.
2603         * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
2604         * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
2605         * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
2607         * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
2608         'abort'.
2610 2005-04-26  Jeff Law  <law@redhat.com>
2612         * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
2613         (op_iter_init_must_and_may_def): Likewise.
2614         (unmodifiable_var_p): Move to a later point in the file.
2615         * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
2616         * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
2617         (dse_record_phis): Directly check for virtual operands rather than
2618         using need_imm_uses_for.
2619         (dse_optimize_stmt): Handle V_MUST_DEF operands.  Handle case where
2620         store has multiple V_{MAY,MUST}_DEF operands.
2622 2005-04-26  Andrew MacLeod  <amacleod@redhat.com>
2624         * tree-cfg.c (bsi_replace): Delink immediate uses for the original
2625         stmt.
2627 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
2629         * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
2630         call to find_edge outside a loop to go through a PHI chain.
2632 2004-04-26  Richard Guenther  <rguenth@gcc.gnu.org>
2634         PR tree-optimization/17598
2635         * fold-const.c (fold_binary): Fold comparisons of addresses
2636         of COMPONENT_REFs which reference the same field to
2637         comparisons of the addresses of the base objects.
2639 2005-04-26  Julian Brown  <julian@codesourcery.com>
2641         * config/arm/arm.c (arm_return_in_msb): New function.
2642         (arm_must_pass_in_stack): New function.
2643         (TARGET_RETURN_IN_MSB): Define target hook.
2644         (TARGET_MUST_PASS_IN_STACK): Define target hook.
2645         (arm_function_value): Pad small aggregate return.
2646         (arm_pad_arg_upward): New function.
2647         (arm_pad_reg_upward): New function.
2648         * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
2649         (FUNCTION_ARG_PADDING): Define macro.
2650         (BLOCK_REG_PADDING): Define macro.
2651         (PAD_VARARGS_DOWN): Correct padding for AAPCS.
2652         * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
2653         (arm_pad_reg_upward): Declare function.
2655 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
2657         * basic-block.h (ei_cond): New.
2658         (FOR_EACH_EDGE): Call ei_cond.
2660         PR tree-optimization/21047
2661         * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
2662         (fold): Don't handle ASSERT_EXPR.
2664 2005-04-25  Roger Sayle  <roger@eyesopen.com>
2666         * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
2667         all writes to any stack register as a read/write dependency on
2668         FIRST_STACK_REG.
2669         (sched_analyze_2): Likewise, for reads from any stack register.
2671 2005-04-25  Richard Henderson  <rth@redhat.com>
2673         * final.c (output_addr_const): Revert 2005-04-09 change.
2675 2005-04-25  Mike Stump  <mrs@apple.com>
2677         * config/darwin.c (darwin_encode_section_info): Always set
2678         MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
2680 2005-04-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2682         * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
2683         gensupport.c, protoize.c, toplev.c: Replace calls to
2684         `unlock_stream' with `unlock_std_streams'.
2686 2005-04-25  Devang Patel <dpatel@apple.com>
2688         * dbxout.c (dbxout_type): Emit attribute vector.
2689         
2690 2005-04-05  Paul Brook  <paul@codesourcery.com>
2692         * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
2693         * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
2694         * config/arm/arm.c (arm_cxx_atexit_name): New function.
2695         (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
2696         * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
2697         (register_dtor_fn): Likewise.
2698         * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
2700 2005-04-25  Ian Lance Taylor  <ian@airs.com>
2702         * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
2703         * c-common.h (EXPR_STMT_EXPR): Don't define.
2704         (c_common_stmt_codes): Don't define.
2705         * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
2706         * c-gimplify.c (gimplify_expr_stmt): Remove.
2707         (c_gimplify_expr): Remove EXPR_STMT case.
2708         * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
2709         to INIT_STATEMENT_CODES.
2710         * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
2712 2005-04-25  Jan Hubicka  <jh@suse.cz>
2714         * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
2716         * except.c: Include diagnostic.h
2717         (dump_eh_tree, verify_eh_tree): New functions.
2718         * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
2719         * tree-cfg.c (tree_verify_flow_info): verify eh edges.
2720         (dump_function_to_file): dump eh tree.
2721         * tree-eh.c (mark_eh_edge): New function.
2722         (mark_eh_edge_found_error): New static variable.
2723         (verify_eh_edges): New function.
2725 2005-04-25  Nathan Sidwell  <nathan@codesourcery.com>
2727         * tree-ssa-alias.c (fieldoff_t): Remove.
2728         (fieldoff_s): typedef the structure itself.  Create a vector of
2729         objects.
2730         (push_fields_onto_fieldstack): Return count of fields pushed.
2731         Remove peeling of first field.  Adjust.
2732         (fieldoff_compare): Adjust.
2733         (create_overlap_variables_for): Adjust.
2735 2005-04-25  Joseph S. Myers  <joseph@codesourcery.com>
2737         * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
2739 2005-04-25  Joseph S. Myers  <joseph@codesourcery.com>
2741         PR bootstrap/21215
2742         * doc/install.texi: Document correct assembler and linker to use
2743         on i?86-*-solaris2.10.
2745 2005-04-25  Steven Bosscher  <stevenb@suse.de>
2747         Fix PR tree-optimization/21173
2749         * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
2750         Unshare expression we pass to force_gimple_operand.
2752 2005-04-25  J"orn Rennecke <joern.rennecke@st.com>
2753             Stephen Clarke <stevec@superh.com>
2754             Roger Sayle <roger@eyesopen.com>
2756         PR rtl-optimization/20413
2757         * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
2758         VOIDmode for LABEL_REF.
2759         * final.c (shorten_branches): Likewise.
2760         * jump.c (mark_all_labels, redirect_exp_1): Likewise.
2761         * loop.c (reg_dead_after_loop): Likewise.
2762         * varasm.c (decode_addr_const): Likewise.
2763         * doc/rtl.texi: Document mode requirement for LABEL_REF.
2765 2005-04-25  Ralf Corsepius  <ralf.corsepius@rtems.org>
2767         * config.gcc (avr-*-*): Remove redundant "case".
2769 2005-04-25  Kazu Hirata  <kazu@cs.umass.edu>
2771         * tree-vect-analyze.c (vect_mark_relevant): Take
2772         VEC(tree,heap) instead of varray_type as an argument.
2773         (vect_mark_stmts_to_be_vectorized): Change the type of
2774         worklist to VEC(tree,heap).  Adjust uses of worklist.
2776 2005-04-24  Devang Patel  <dpatel@apple.com>
2778         *  config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
2779         
2780 2005-04-24  Ian Lance Taylor  <ian@airs.com>
2782         * c-semantics.c (build_stmt): Remove test of specific tree codes
2783         for TREE_SIDE_EFFECTS handling.
2785 2005-04-24  Per Bothner  <per@bothner.com>
2787         * c-opts.c (finish_options):  Make the line-number of the <built-in>
2788         location 0, as assumed elsewhere, rather than 1.
2790 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
2792         * tree-ssa-uncprop.c (equiv_stack): Change the type o
2793         VEC(tree,heap).
2794         (tree_ssa_uncprop, uncprop_finalize_block,
2795         uncprop_initialize_block): Update uses of equiv_stack.
2797 2005-04-24  Richard Henderson  <rth@redhat.com>
2799         PR rtl-opt/21163
2800         * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
2801         for SCALAR_INT_MODE_P instead of not MODE_CC before returning
2802         constm1_rtx.
2803         <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
2804         <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
2805         <DIV, MOD>: Likewise.
2807 2005-04-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2809         * collect2.c (main): Unlock the stdio streams.
2810         * gcc.c (main): Likewise.
2811         * gcov-dump.c (main): Likewise.
2812         * gcov.c (main): Likewise.
2813         * gen-protos.c (main): Likewise.
2814         * gensupport.c (init_md_reader_args_cb): Likewise.
2815         * protoize.c (main): Likewise.
2816         * toplev.c (general_init): Likewise.
2818 2005-04-24  Jakub Jelinek  <jakub@redhat.com>
2820         PR middle-end/20991
2821         * cgraph.h (cgraph_local_info): Add vtable_method field.
2822         * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
2823         and node is vtable_method, finalized and not reachable, don't do
2824         anything.
2826 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
2828         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
2829         COMPARISON_CLASS_P.
2830         * tree-ssa-pre.c (create_value_expr_from): Use
2831         CONSTANT_CLASS_P and REFERENCE_CLASS_P.
2832         * tree-ssa-propagate.c (stmt_makes_single_load,
2833         stmt_makes_single_store): Use REFERENCE_CLASS_P.
2834         * tree-vect-transform.c (vect_is_simple_cond): Use
2835         COMPARISON_CLASS_P.
2836         * tree-vrp.c (extract_range_from_assert,
2837         build_assert_expr_for, fp_predicate, has_assert_expr): Use
2838         COMPARISON_CLASS_P.
2840         * tree-ssa-live.c (build_tree_conflict_graph): Change the type
2841         of tpa_to_clear to VEC(int,heap).  Update uses of
2842         tpa_to_clear.  Free tpa_to_clear at the end.
2844 2005-04-24  Andrew Pinski  <pinskia@physics.uc.edu>
2846         * tree.h (TREE_THIS_VOLATILE): Document the effect on a
2847         function decl.
2849 2005-04-24  Nathan Sidwell  <nathan@codesourcery.com>
2851         * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
2852         and gcc_unreachable as appropriate.
2853         (num_insns_constant, output_vec_const_move,
2854         build_mask64_2_operands, rs6000_output_dwarf_dtprel,
2855         rs6000_emit_set_const, rs6000_emit_move,
2856         spe_build_register_parallel, function_arg,
2857         rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
2858         spe_expand_predicate_builtin, spe_expand_evsel_builtin,
2859         rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
2860         rs6000_common_init_builtins, expand_block_clear,
2861         expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
2862         extract_ME, rs6000_get_some_local_dynamic_name,
2863         rs6000_output_function_entry, print_operand,
2864         print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
2865         output_cbranch, output_e500_flip_gt_bit,
2866         rs6000_emit_vector_compare, rs6000_emit_vector_compare,
2867         rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
2868         compute_save_world_info, rs6000_stack_info,
2869         rs6000_emit_load_toc_table, rs6000_frame_related,
2870         spe_synthesize_frame_save, rs6000_emit_epilogue,
2871         rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
2872         output_function_profiler, rs6000_trampoline_size,
2873         rs6000_initialize_trampoline, find_addr_reg,
2874         rs6000_machopic_legitimize_pic_address,
2875         rs6000_initial_elimination_offset,
2876         rs6000_dbx_register_number): Likewise.
2877         * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
2878         *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
2879         *movti_power, *movti_string, call, call_value, sibcall,
2880         sibcall_value): Likewise.
2881         * config/rs6000/spe.md (*movdf_e500_double,
2882         *movv2si_internal): Likewise.
2883         * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
2884         from comment.
2886 2005-04-24  Richard Henderson  <rth@redhat.com>
2888         PR target/21101
2889         * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
2890         * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
2891         Deny modes smaller than 4 bytes.
2892         * config/i386/i386-protos.h: Update.
2894 2005-04-24  Ralf Corsepius  <ralf.corsepius@rtems.org>
2896         * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
2897         Switch h8300-*-rtems* to ELF.
2899 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
2901         * vec.h (VEC_safe_grow): Replace grow with safe_grow.
2903 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
2905         * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
2907 2005-04-23  Richard Guenther  <rguenth@gcc.gnu.org>
2909         PR middle-end/21082
2910         * fold-const.c: Fold &a[i]-&a[j] to i-j.
2912 2005-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
2914         * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
2915         definitions of ssa names in condition.  Split recusive part to ...
2916         (tree_simplify_using_condition_1): New function.
2917         (expand_simple_operations): New function.
2919 2005-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
2921         * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
2922         (find_interesting_uses_cond): Do not use integer_zerop and
2923         integer_nonzerop to check for integer constants.
2924         (set_use_iv_cost): Record the value field.
2925         (determine_use_iv_cost_generic, determine_use_iv_cost_address,
2926         determine_use_iv_cost_outer): Set the value field of the cost pair.
2927         (may_eliminate_iv): Do not return the comparison code.
2928         (iv_elimination_compare): New function.
2929         (determine_use_iv_cost_condition): Set the value field.  Record
2930         noneliminable invariants correctly.
2931         (rewrite_use_compare, rewrite_use_outer): Use the value field.
2933 2005-04-23  DJ Delorie  <dj@redhat.com>
2935         * diagnostic.c (warning): Accept parameter to classify warning option.
2936         (warning0): New, for when a pointer to an error() like function is needed.
2937         * errors.c (warning): Likewise.
2938         * errors.h (warning, warning0): Adjust prototypes.
2939         * toplev.h (warning, warning0): Likewise.
2941         * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
2942         c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
2943         c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
2944         fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
2945         genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
2946         reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
2947         tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
2948         tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
2950         * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
2951         config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
2952         config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
2953         config/darwin.c, config/darwin.h, config/h8300/h8300.c,
2954         config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
2955         config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
2956         config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
2957         config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
2958         config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
2959         config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
2960         config/rs6000/aix52.h, config/rs6000/darwin.h,
2961         config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
2962         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2963         config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
2964         config/stormy16/stormy16.c, config/v850/v850-c.c,
2965         config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
2966         callers.
2967         
2968 2005-04-23  Richard Henderson  <rth@redhat.com>
2970         PR rtl-opt/21102
2971         * simplify-rtx.c (simplify_binary_operation): Fix mode check before
2972         performing some integral scalar simplifications.
2974 2005-04-23  Richard Henderson  <rth@redhat.com>
2976         PR target/21099
2977         * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
2978         simplifying CONST_VECTOR.
2980 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
2982         * tree-ssa-live.c (live_worklist): Take a stack allocated on
2983         heap as an argument.  Update uses of stack.
2984         (calculate_live_on_entry): Allocate stack on heap.
2986         * tree-ssa-live.c (build_tree_conflict_graph): Allocate
2987         partition_link and tpa_nodes on heap.
2989         * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
2990         (mark_stmt_necessary, propagate_necessity,
2991         mark_really_necessary_kill_operand_phis): Update uses of
2992         worklist.
2993         (tree_dce_init): Allocate worklist using VEC_alloc.
2994         (tree_dce_done): Free worklist using VEC_free.
2996 2005-04-23  Mike Stump  <mrs@apple.com>
2998         * config/darwin.c (machopic_indirection_name): Don't use
2999         quotes needlessly.
3000         (darwin_emit_unwind_label): Use user_label_prefix instead of
3001         "_".
3003 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
3005         * final.c, ipa-inline.c, varasm.c: Fix comment typos.
3007 2005-04-23  Hans-Peter Nilsson  <hp@axis.com>
3009         * config.gcc <cris-*>: Specify .opt files.
3010         * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
3011         config/cris/linux.opt: New files.
3012         * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
3013         (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3014         (TARGET_ELF): Override to 0.
3015         (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
3016         -melinux-stacksize=N.
3017         * config/cris/cris.c: (cris_handle_option): New function.
3018         (TARGET_DEFAULT_TARGET_FLAGS): Override.
3019         (TARGET_HANDLE_OPTION): Override to cris_handle_option.
3020         (cris_override_options): Use MASK_*, not TARGET_MASK_*.
3021         * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
3022         (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
3023         (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
3024         (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
3025         (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
3026         (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
3027         (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
3028         (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
3029         (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
3030         (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
3031         (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
3032         (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
3033         (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
3034         (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
3035         (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3036         (TARGET_LINUX): Define 0.
3037         (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3038         (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
3039         (CRIS_SUBTARGET_DEFAULT): New empty default macro.
3040         * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
3041         (TARGET_LINUX): Override to 1.
3042         (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3044 2005-04-23  Nathan Sidwell  <nathan@codesourcery.com>
3046         * haifa-sched.c (schedule_block): Fix thinko in previous
3047         assertification patch.
3049 2005-04-23  Richard Sandiford  <rsandifo@redhat.com>
3051         * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
3052         $extra_options.  Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
3053         (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file.  Add
3054         pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
3055         $extra_options.  Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
3056         (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file.  Add
3057         pa/pa-hpux.opt to $extra_options.  Also add pa/pa-hpux1111.opt
3058         for hpux11.[1-9]*.
3059         * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
3060         (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
3061         (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
3062         (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
3063         (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
3064         (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
3065         (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
3066         (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
3067         (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
3068         (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
3069         (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
3070         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
3071         (SUBTARGET_OPTIONS): Delete.
3072         (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
3073         (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
3074         instead of a string.
3075         * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
3076         (pa_cpu_string, pa_unix_string): Delete.
3077         (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
3078         (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
3079         TARGET_HPUX_10_10.
3080         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3081         (pa_handle_option): New function.
3082         (override_options): Remove handling of -march=, -mfixed-range=,
3083         -mschedule= and -munix=.
3084         * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
3085         * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
3086         * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
3087         * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
3088         * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
3089         * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
3090         * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
3091         redefining.
3092         * config/pa/pa.opt: New file.
3093         * config/pa/pa-hpux.opt: New file.
3094         * config/pa/pa-hpux1010.opt: New file.
3095         * config/pa/pa-hpux1111.opt: New file.
3096         * config/pa/pa64-hpux.opt: New file.
3098 2005-04-22  David S. Miller  <davem@davemloft.net>
3100         * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
3101         integer when it's mode is VOIDmode not DImode.
3103 2005-04-22  Geoffrey Keating  <geoffk@apple.com>
3105         * config/rs6000/rs6000.md (sync_add<mode>_internal,
3106         sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
3107         sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
3108         sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
3109         sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
3110         "bne- $-xxx" rather than local labels.
3111         (sync_lock_release<mode>): Add second operand.
3112         (lwsync): Use .long rather than a more meaningful opcode.
3113         * doc/md.texi (Standard Names): Add description of second
3114         parameter to sync_lock_test_and_set.
3116 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
3118         PR tree-optimization/21088
3119         * fold-const.c (fold_unary, fold_binary, fold_ternary):
3120         Export.
3121         * tree-vrp.c (compare_values): Use fold_binary to compare
3122         pointers.  Use boolean_type_node as the type of a comparison
3123         expression being folded.
3124         * tree.h: Add prototypes for fold_unary, fold_binary,
3125         fold_ternary.
3127         * tree-ssa-dom.c: Fix formatting.
3129 2005-04-22  Diego Novillo  <dnovillo@redhat.com>
3131         * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
3132         * lambda-code.c (perfect_nestify): Mark virtual operands in
3133         the moved statement for renaming.
3134         * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
3135         (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3136         * params.h (MIN_VIRTUAL_MAPPINGS): Define.
3137         (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3138         * tree-flow.h (struct var_ann_d): Update comments.
3139         (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
3140         allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
3141         debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
3142         debug_tree_ssa_stats, rewrite_ssa_into_ssa,
3143         dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
3144         debug_names_replaced_by): Remove declarations.
3145         (delete_update_ssa, get_current_def, set_current_def): Declare.
3146         (rewrite_into_loop_closed_ssa): Add new argument.  Update
3147         all callers.
3148         * tree-into-ssa.c: Include params.h.
3149         (old_virtual_ssa_names): Remove.  Update all users.
3150         (need_to_replace_names_p): Remove.  Update all users.
3151         (struct update_ssa_stats_d): Declare.
3152         (update_ssa_stats): New local.
3153         (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
3154         dump_tree_ssa_stats, debug_tree_ssa_stats,
3155         dump_update_ssa, debug_update_ssa,
3156         dump_names_replaced_by, debug_names_replaced_by): Declare.
3157         (get_current_def, set current_def): Make extern.
3158         (is_old_name, is_new_name): Protect against references
3159         past the end of the sets.
3160         (add_new_name_mapping): Assert that OLD and NEW are
3161         different SSA names for the same symbol.
3162         When adding a virtual mapping, update stats for virtual
3163         mapping heuristic.
3164         (insert_phi_nodes_for): If UPDATE_P is true, create the
3165         LHS of the new PHI by duplicating SSA name VAR.
3166         (insert_phi_nodes_1): Remove.  Update all users.
3167         (insert_phi_nodes): Remove second argument.  Update all
3168         users.
3169         (maybe_replace_use, maybe_replace_def): New.
3170         (rewrite_update_stmt): Call them.
3171         (mark_def_interesting): Remove calls to is_gimple_reg.
3172         (prepare_phi_args_for_update): Remove.  Update all users.
3173         (prepare_block_for_update): Only process virtual operands
3174         and GIMPLE registers in normal form.
3175         (prepare_use_sites_for): New.
3176         (prepare_names_to_update): Rename from prepare_def_sites.
3177         Call prepare_use_sites_for.
3178         (dump_update_ssa): Rename from dump_repl_tbl.
3179         Update all users.
3180         Show statistics for virtual mapping heuristic.
3181         (debug_update_ssa): Rename from debug_debug_repl_tbl.
3182         (init_update_ssa): Initialize UPDATE_SSA_STATS.
3183         (delete_update_ssa): Make extern.
3184         (mark_set_for_renaming): If the set is empty, do nothing.
3185         (release_ssa_name_after_update_ssa): Update comment.
3186         (insert_updated_phi_nodes_for): Do not remove existing
3187         PHI nodes for symbols.
3188         (switch_virtuals_to_full_rewrite_p): New.
3189         (switch_virtuals_to_full_rewrite): New.
3190         (update_ssa): Call them.
3191         Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
3192         for every statement before updating.
3193         If all the names in NEW_SSA_NAMES have been marked for
3194         removal, do nothing.
3195         Only start at the top of the CFG if there are symbols in
3196         SYMS_TO_RENAME.
3197         (ssa_rewrite_finalize_block): Remove.
3198         (ssa_register_new_def): Remove.
3199         (ssa_rewrite_stmt): Remove.
3200         (ssa_rewrite_phi_arguments): Remove.
3201         (ssa_rewrite_initialize_block): Remove.
3202         (ssa_mark_def_sites): Remove.
3203         (ssa_mark_def_sites_initialize_block): Remove.
3204         (ssa_mark_phi_uses): Remove.
3205         (rewrite_ssa_into_ssa): Remove.
3206         * tree-phinodes.c (find_phi_node_for): Remove.
3207         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3208         Call update_ssa.
3209         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
3210         Remove calls to verify_dominators and
3211         verify_loop_structure.
3212         (tree_unswitch_single_loop): Call update_ssa.
3213         * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
3214         returns false.
3215         Call verify_stmts.
3216         (delete_tree_ssa): Assert that need_ssa_update_p returns
3217         false.
3218         * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
3219         * tree-vectorizer.c (allocate_new_names, rename_def_op,
3220         free_new_names): Remove.  Update all users.
3221         (rename_use_op): Call get_current_def.
3222         (rename_variables_in_bb): Do not handle any real or
3223         virtual definition.
3224         (slpeel_update_phis_for_duplicate_loop): Call
3225         get_current_def and set_current_def instead of using
3226         SSA_NAME_AUX.
3227         (slpeel_update_phi_nodes_for_guard2): Reformat comments.
3228         (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
3229         ssa_names_to_replace and delete_update_ssa.
3230         * doc/invoke.texi: Document --param min-virtual-mappings
3231         and --param virtual-mappings-ratio.
3233 2005-04-22  Diego Novillo  <dnovillo@redhat.com>
3235         * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
3236         for newly created PHI nodes.
3237         Call create_new_def_for for every new V_MAY_DEF and
3238         V_MUST_DEF on the copied statement.
3239         (struct ssa_name_map_entry): Remove.
3240         (ssa_name_map_entry_hash): Remove.
3241         (ssa_name_map_entry_eq): Remove.
3242         (allocate_ssa_names): Remove.
3243         (rewrite_to_new_ssa_names_def): Remove.
3244         (rewrite_to_new_ssa_names_use): Remove.
3245         (rewrite_to_new_ssa_names_bb): Remove.
3246         (rewrite_to_new_ssa_names): Remove.
3247         (tree_duplicate_sese_region): Remove variables ver,
3248         definitions, phi, ssa_name_map and bi.
3249         Call need_ssa_update_p instead of any_marked_for_rewrite_p.
3250         Call update_ssa.
3251         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3252         update_ssa instead of rewrite_ssa_into_ssa.
3253         * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
3254         create_new_def_for.
3255         (find_uses_to_rename_use): Add argument 'need_phis'.
3256         (find_uses_to_rename_stmt): Do not scan virtual operands.
3257         (find_uses_to_rename): Only scan PHI nodes for
3258         non-virtual names.
3259         (rewrite_into_loop_closed_ssa): Call update_ssa.
3260         (check_loop_closed_ssa_use): Ignore virtual operands.
3261         (check_loop_closed_ssa_stmt): Likewise.
3262         (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
3263         NULL.
3264         (rename_variables, set_phi_def_stmts): Remove.
3265         (tree_duplicate_loop_to_header_edge): Reformat comment.
3266         Remove variables BB, I and DEFINITIONS.
3267         Call need_ssa_update_p.
3268         Call update_ssa.
3269         (lv_adjust_loop_header_phi): Reformat comment.
3270         * tree-ssanames.c (ssa_names_to_rewrite): Remove.
3271         (marked_for_rewrite_p, any_marked_for_rewrite_p,
3272         mark_for_rewrite, unmark_all_for_rewrite,
3273         marked_ssa_names): Remove.  Update all users.
3274         (release_ssa_name): If VAR has been registered for SSA
3275         updating, do nothing.
3276         * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
3277         (build_assert_expr_for): Call register_new_name_mapping.
3278         (insert_range_assertions): Update call to update_ssa.
3279         * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
3280         marked_for_rewrite_p, any_marked_for_rewrite_p,
3281         marked_ssa_names): Remove.
3283 2005-04-22  Jeff Law  <law@redhat.com>
3285         * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
3286         (restore_currdefs_to_original_value): Likewise.
3287         (register_definitions_for_stmt): Likewise.
3288         (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
3289         for each variable.  Do not allocate/free block_defs_stack either.
3290         Do not iterate if we just thread jumps.  Only iterate if the
3291         tree_cleanup_cfg does useful work (temporary).
3292         (dom_opt_initialize_block): No longer push a marker on
3293         BLOCK_DEFS_STACK.
3294         (dom_opt_finalize_block): Removal call to restore currdefs.
3295         Relax restrictions for recording edge equivalences.
3296         (record_equivalences_from_phis): No longer need to track
3297         CURRENT_DEF.
3298         (optimize_stmt): Similarly.
3299         (thread_across_edge): Simplify by removing the requirement that
3300         statements in the block we are threading through must be nops.
3301         (initialize_hash_element): Handle GOTO_EXPR.
3303 2005-04-22  David S. Miller  <davem@davemloft.net>
3305         * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
3306         CONST_DOUBLE_HIGH.
3307         * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
3308         fix check on CONST_DOUBLE mode.  It should be VOIDmode
3309         when it is representing an integer.
3311 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
3313         * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
3314         'abort'. Use gcc_assert and gcc_unreachable as appropriate.
3315         * c-format.c (get_constant, decode_format_attr, get_flag_spec, 
3316         find_char_info_specifier_index,
3317         find_length_info_modifier_index): Likewise.
3318         * c-typeck.c (composite_type, pop_init_level): Likewise.
3319         * combine.c (cant_combine_insn_p, try_combine): Likewise.
3320         * cse.c (cse_insn): Likewise
3321         * dominance.c (calc_dfs_tree): Likewise
3322         dwarf2out.c (loc_descriptor_from_tree_1,
3323         add_abstract_origin_attribute, force_decl_die,
3324         force_type_die): Likewise
3325         emit-rtl.c (operand_subword_force): Likewise
3326         explow.c (hard_function_value): Likewise
3327         expmed.c (store_bit_field, expand_divmod,
3328         emit_store_flag_force): Likewise
3329         expr.c (emit_move_multi_word, store_expr,
3330         expand_expr_real_1): Likewise
3331         final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
3332         output_operand): Likewise
3333         flow.c (recompute_reg_usage): Likewise
3334         * function.c (assign_stack_temp_for_type, assign_temp, 
3335         handle_epilogue_set): Likewise
3336         * genextract.c (main): Likewise
3337         * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
3338         gimplify_modify_expr_rhs, gimplify_expr): Likewise
3339         * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
3340         ready_remove, rm_line_notes, rm_other_notes,
3341         schedule_block): Likewise
3342         mips-tfile.c (copy_object, out_of_bounds): Likewise
3344 2005-04-22 David Edelsohn  <edelsohn@gnu.org>
3346         PR target/20813
3347         * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
3348         * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
3349         rs64.  Add MASK_PPC_GFXOPT to powerpc64 and rs64.
3350         (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
3351         TARGET_XL_COMPAT.
3352         * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
3354 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
3356         * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
3357         (gcc_tree_to_linear_expression): Convert to heap allocated
3358         vectors.
3359         (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3360         lbv_to_gcc_expression, lle_to_gcc_expression,
3361         lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest, 
3362         perfect_nestify): Likewise.
3363         lambda.h (gcc_loopnest_to_lambda_loopnest,
3364         lambda_loopnest_to_gcc_loopnest): Likewise.
3365         tree-loop-linear.c (linear_transform_loops): Likewise.
3367 2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
3369         * config/sparc/predicates.md (arith_double_operand): Use
3370         trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
3371         * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
3372         (DImode, DFmode constant splitters): Likewise.  Remove code for
3373         TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
3374         (logical constant splitters): Use const_int_operand predicate.
3375         (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
3376         HOST_BITS_PER_WIDE_INT < 64.
3378 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
3380         * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
3381         gcc_unreachable as appropriate.
3382         (force_mode, emit_move_sequence, singlemove_string,
3383         output_move_double, output_fp_move_double, find_addr_reg,
3384         output_block_move, output_block_clear, output_and,
3385         output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
3386         pa_adjust_cost, pa_issue_rate, print_operand,
3387         output_global_address, output_arg_descriptor, output_cbranch,
3388         output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
3389         output_call): Likewise.
3390         * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
3391         prefetch, prefetch_cc, prefetch_nocc): Likewise.
3393 2005-04-22  Zdenek Dvorak  <dvorakz@suse.cz>
3395         * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
3396         _gcov_pow2_profiler and _gcov_one_value_profiler.
3397         (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
3398         (GTFILES): Add $(srcdir)/tree-profile.c.
3399         * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
3400         __gcov_one_value_profiler): Declare.
3401         * gimplify.c (force_gimple_operand): Check whether the statements
3402         should be produced in ssa form.
3403         (force_gimple_operand_bsi): New function.
3404         * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
3405         __gcov_one_value_profiler): New functions.
3406         * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
3407         the profiled value is a power of two or not.
3408         * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
3409         * tree-flow.h (in_ssa_p): Declare.
3410         (force_gimple_operand_bsi): Declare.
3411         * tree-into-ssa.c (in_ssa_p): New variable.
3412         (rewrite_into_ssa): Set in_ssa_p.
3413         * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
3414         * tree-profile.c: Include ggc.h and gt-tree-profile.h.
3415         (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
3416         tree_one_value_profiler_fn): New variables.
3417         (tree_init_edge_profiler): Initialize the profiler function decls.
3418         (tree_gen_edge_profiler): Use global gcov_type_node.
3419         (prepare_instrumented_value): New function.
3420         (tree_gen_interval_profiler, tree_gen_interval_profiler,
3421         tree_gen_one_value_profiler): Call the library functions instead of
3422         creating instrumentation code.
3423         * tree.c (build_fn_decl): New function.
3424         * tree.h (build_fn_decl): Declare.
3425         * value-prof.c (rtl_divmod_values_to_profile,
3426         rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
3427         tree_mod_pow2_value_transform, tree_find_values_to_profile):
3428         Do not handle may_be_other and precise values of exponents at pow2
3429         profiler.
3430         (tree_mod_subtract_transform): Reflect that value field of
3431         histogram has changed meaning.
3432         (tree_divmod_values_to_profile): Record the values correctly.
3433         (tree_values_to_profile): Update comment.
3434         * value-prof.h (struct histogram_value_t): Remove pow2 data.
3436 2005-04-22  Joseph S. Myers  <joseph@codesourcery.com>
3438         * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
3439         (decl).
3441 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
3443         * config/i386/i386.md (length_immediate): Use gcc_assert or
3444         gcc_unreachable, as appropriate.
3445         (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
3446         *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
3447         *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
3448         *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
3449         *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3450         *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
3451         *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
3452         *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
3453         *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
3454         *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
3455         *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
3456         *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3457         pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
3458         pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
3459         *prefetch_sse_rex): Likewise.
3460         * config/i386/predicates.md (x86_64_immediate_operand,
3461         x86_64_zext_immediate_operand, symbolic_operand,
3462         no_seg_address_operand, aligned_operand,
3463         memory_displacement_operand): Likewise.
3464         * config/i386/sse.md (*mov<mode>_internal,
3465         *movv2df_internal): Likewise.
3467 2005-04-22  Jan Hubicka  <jh@suse.cz>
3469         * Makefile.in (ipa.o, ipa-inline.o): New files.
3470         * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
3471         cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
3472         cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
3473         * cgraphunit.c (cgraph_default_inline_p,
3474         cgraph_decide_inlining_incrementally,  ncalls_inlined,
3475         nfunctions_inlined, initial_insns, overall_insns, 
3476         cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
3477         cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3478         cgraph_mark_inline, cgraph_check_inline_limits,
3479         cgraph_default_inline_p, cgraph_recursive_inlining_p,
3480         update_callee_keys, lookup_recursive_calls,
3481         cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
3482         cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
3483         cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
3484         pass_ipa_inline): Move to ipa-inline.c
3485         (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
3486         * ipa.c: New file.
3487         * ipa-inline.c: New file.
3489 2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
3491         * doc/invoke.texi (SPARC options): Document that -mapp-regs
3492         is turned off by default on Solaris.
3494 2005-04-21  Roger Sayle  <roger@eyesopen.com>
3496         * c-common.h (objc_build_method_signature): Update prototype.
3497         * stub-objc.c (objc_build_method_signature): Update the stub
3498         implementation to accept and ignore additional parameter.
3499         * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
3500         the value of ellipsis to objc_build_method_signature instead
3501         of setting TREE_OVERFLOW on the parms TREE_LIST node.
3503 2005-04-21  Geoffrey Keating  <geoffk@apple.com>
3505         * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
3506         * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
3507         gen_rtx_* not gen_rtx_fmt_*.
3508         (rs6000_emit_vector_select): Likewise.
3509         (rs6000_emit_sync): New.
3510         * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
3511         (larx, stcx, cmp): New mode substitutions.
3512         (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
3513         UNSPEC_ISYNC): New constants.
3514         (rlwinm): Give name.
3515         (memory_barrier, isync, lwsync): New insns.
3516         (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
3517         (sync_lock_release<mode>): New expander.
3518         (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
3519         sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
3520         sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
3521         sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
3522         sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
3523         sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
3524         (sync_add<mode>_internal, sync_addshort_internal,
3525         sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
3526         sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
3527         sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
3529         * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
3530         is the memory before, not after, the operation.  Clarify
3531         barrier requirements.
3533 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
3535         * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
3536         * lambda.h (lambda_vector_min_nz): Likewise.
3537         * langhooks.h (struct lang_hooks_for_types,
3538         struct lang_hooks): Likewise.
3539         * output.h (assemble_integer, this_is_asm_operands): Likewise.
3540         * tree.h: Likewise.
3541         * vec.h: Likewise.
3542         * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
3543         
3544         * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
3545         comments to avoid 'abort'.  Use gcc_assert as necessary.
3546         * opts.c (common_handle_option): Likewise.
3547         * pretty-print.c (pp_base_format_text): Likewise.
3548         * print-rtl.c (print_rtx): Likewise.
3549         * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
3550         * regmove.c (try_auto_increment): Likewise.
3551         * reload.c (find_valid_class, find_reloads_toplev,
3552         find_equiv_reg): Likewise.
3553         * reload1.c (reload, forget_old_reloads_1, function_invariant_p, 
3554         merge_assigned_reloads): Likewise.
3555         * tree-inline.c (inline_forbidden_p_1,
3556         estimate_num_insns_1): Likewise.
3557         * tree-optimize.c (execute_todo): Likewise.
3558         * tree-outof-ssa.c (eliminate_phi): Likewise.
3559         * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3560         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
3561         * tree-ssa-operands.c (parse_ssa_operands,
3562         get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
3563         * tree-ssa-pre.c (find_or_generate_expression): Likewise.
3564         * tree-ssanames.c (release_ssa_name): Likewise.
3565         * tree.c (int_bit_position, int_byte_position, tree_low_cst, 
3566         walk_tree): Likewise.
3568         * tree-ssa-operands.c (verify_abort): Fold into ..
3569         (verify_imm_links): ... here.
3571 2005-04-21  Richard Henderson  <rth@redhat.com>
3573         * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
3574         on non-memory operand for previous inversion.
3576 2005-04-21  Devang Patel  <dpatel@apple.com>
3578         PR optimization/20994
3579         * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
3580         x = !(a == b) : p , q;.
3581         (pass_if_conversion): Verify stmts and flow.
3582         
3583 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
3585         * optabs.c (gen_conditional_trap): Restore #define.
3587         * alias.c (true_dependence): Remove 'abort' from comments. Use
3588         gcc_assert and gcc_unreachable as appropriate.
3589         (canon_true_dependence): Likewise.
3590         * bb-reorder.c (connect_traces): Likewise.
3591         * c-common.c (c_add_case_label): Likewise.
3592         * c-decl.c (finish_function): Likewise.
3593         * caller-save.c (insert_restore, insert_save): Likewise.
3594         * cfg.c (update_bb_profile_for_threading): Likewise.
3595         * cfganal.c (flow_active_insn_p): Likewise.
3596         * cfgexpand.c (add_reg_br_prob_note): Likewise.
3597         * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
3598         cfg_layout_merge_blocks): Likewise.
3599         * ifcvt.c (cond_exec_process_insns, merge_if_block,
3600         find_if_block): Likewise.
3601         * integrate.c (allocate_initial_values): Likewise.
3602         * jump.c (reverse_condition, reverse_condition_maybe_unordered,
3603         swap_condition, unsigned_condition, signed_condition,
3604         mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
3605         reg_or_subregno): Likewise.
3606         * lambda-code.c (lambda_compute_auxillary_space,
3607         lambda_transform_legal_p): Likewise.
3608         * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
3609         * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
3610         lhd_incomplete_type_error, lhd_expand_expr,
3611         lhd_types_compatible_p, lhd_tree_size): Likewise.
3612         * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
3613         * local-alloc.c (update_equiv_regs): Likewise.
3614         * loop-unroll.c (peel_loop_completely
3615         unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
3616         peel_loop_simple, unroll_loop_stupid,
3617         analyze_iv_to_split_insn): Likewise.
3618         * loop.c (gen_prefetch, find_and_verify_loops,
3619         basic_induction_var): Likewise.
3620         * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
3621         * value-prof.c (tree_find_values_to_profile): Likewise.
3622         * varasm.c (named_section, default_assemble_integer,
3623         decode_addr_const): Likewise.
3625 2005-04-21 Alan Modra  <amodra@bigpond.net.au>
3626            Fariborz Jahanian <fjahanian@apple.com>
3628         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
3629         portion of argument passed in fpr.
3630         * expr.c (emit_push_insn): Fix computation of 'offset' used to
3631         decide on partial argument save on stack.
3633 2005-04-21  Kazu Hirata  <kazu@cs.umass.edu>
3635         * config/sparc/predicates.md, config/sparc/sparc.md: Fix
3636         comment typos.
3638 2005-04-21  Jan Hubicka  <jh@suse.cz>
3640         * cgraphunit.c: Include tree-pass.h
3641         (cgraph_decide_recursive_inlining,
3642         cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
3643         cgraph_decide_inlining): Dump goes to dump_file.
3644         (cgraph_optimize): Call ipa passes instead of inliner.
3645         (cgraph_gate_inlining, pass_ipa_inline): New.
3646         * tree-optimize.c (all_ipa_passes): New static variable.
3647         (register_one_dump_file): Dead with IPA passes.
3648         (register_dump_files): Likewise.
3649         (init_tree_optimization_passes): Initialize IPA passes.
3650         (execute_todo): Do cgraph dump when asked to, do not dump function body
3651         for IPA pass.
3652         * tree-pass.h (TODO_dump_cgraph): New macro.
3653         (ipa_passes): Declare.
3654         * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
3656 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
3658         * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
3659         gcc_assert instead of abort.
3660         (classify_argument, examine_argument, construct_container,
3661         contains_128bit_aligned_vector_p, ix86_check_movabs,
3662         standard_80387_constant_opcode, standard_80387_constant_rtx,
3663         ix86_initial_elimination_offset, ix86_compute_frame_layout,
3664         pro_epilogue_adjust_stack, ix86_expand_epilogue,
3665         ix86_address_cost, legitimate_address_p, legitimize_pic_address,
3666         legitimize_tls_address, output_pic_addr_const,
3667         i386_output_dwarf_dtprel, put_condition_code, print_reg,
3668         get_some_local_dynamic_name, print_operand, print_operand_address,
3669         output_387_binary_op, emit_i387_cw_initialization,
3670         output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
3671         ix86_expand_clear, ix86_expand_binary_operator,
3672         ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
3673         ix86_cc_modes_compatible, ix86_fp_comparison_codes,
3674         ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
3675         ix86_expand_branch, ix86_expand_setcc,
3676         ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
3677         ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
3678         ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
3679         memory_address_length, ix86_attr_length_immediate_default,
3680         ix86_attr_length_address_default, ix86_agi_dependant,
3681         x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
3682         ix86_expand_binop_builtin, ix86_force_to_memory,
3683         ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
3684         x86_emit_floatuns): Likewise.
3685         * config/i386/netware.c (gen_regparm_prefix,
3686         i386_nlm_strip_name_encoding): Likewise.
3687         * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
3689 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
3691         * optabs.c (gen_condiational_trap): Remove #define.
3692         (add_equal_note): Assertify. Remove explicit indirection from
3693         call via function pointer.
3694         (expand_ternary_op, expand_simple_binop, expand_binop,
3695         expand_twoval_unop, expand_twoval_binop,
3696         expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
3697         emit_unop_insn,  emit_no_conflict_block,  prepare_cmp_insn,
3698         prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
3699         prepare_float_lib_cmp, emit_conditional_move,
3700         emit_conditional_add, gen_add2_insn, gen_add3_insn,
3701         have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
3702         expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
3703         vector_compare_rtx, expand_vec_cond_expr): Likewise.
3705 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
3707         * vec.h: Update API to separate allocation mechanism from type.
3708         (VEC_safe_grow): New.
3709         * vec.c (calculate_allocation): New.
3710         (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
3711         (vec_gc_free, vec_heap_free): Remove.
3712         * gengtype-lex.l (DEF_VEC_): Process mult-argument macros.  Adjust.
3713         (VEC): Likewise.
3714         (mangle_macro_name): New.
3715         (struct macro_def): New.
3716         (struct macro): Add multiple argument values.
3717         (macro_expans_end): New.
3718         (push_macro_expansion):  Chain on new macro. Process multiple
3719         args, create follow on expansion. Return follow on argument.
3720         (macro_input): Deal with multiple arguments.
3721         
3722         * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
3723         (struct tree_binfo): Adjust.
3724         * basic-block.h: Define VEC(edge,gc).
3725         (struct edge_def): Adjust.
3726         (struct basic_block_def, struct edge_iterator): Likewise.
3727         (ei_container, ei_start_1, ei_last_1): Likewise.
3728         * cfg.c (connect_src, connect_dest): Likewise.
3729         * cfgrtl.c (force_nonfallthru_and_redirect)
3730         * dbxout.c (dbxout_type)
3731         * dwarf2out.c (gen_member_die)
3732         * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
3733         (gcc_tree_to_linear_expression): Adjust.
3734         (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3735         lbv_to_gcc_expression, lle_to_gcc_expression,
3736         lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3737         perfect_nestify): Likewise.
3738         * lambda.h (gcc_loopnest_to_lambda_loopnest,
3739         lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
3740         * profile.c (instrument_values): Adjust.
3741         * tree-cfg.c (modified_noreturn_calls): Adjust.
3742         (remove_fallthru_edge): Likewise.
3743         * tree-dump.c (dequeue_and_dump): Adjust.
3744         * tree-flow-inline.h (mark_stmt_modified): Adjust.
3745         * tree-flow.h (modified_noreturn_calls): Adjust.
3746         (tree_on_heap): Remove. (yay!)
3747         (register_new_def): Adjust.
3748         * tree-into-ssa.c: Define VEC(int,heap).
3749         (block_defs_stack): Adjust.
3750         (find_idf, insert_phi_nodes, register_new_def,
3751         rewrite_initialize_block, rewrite_finalize_block,
3752         register_new_update_single, rewrite_update_init_block,
3753         rewrite_update_fini_block, rewrite_blocks,
3754         ssa_rewrite_finalize_block, ssa_register_new_def,
3755         ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
3756         * tree-loop-linear.c (linear_transform_loops): Adjust.
3757         * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
3758         (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
3759         * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
3760         stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
3761         vrp_variables_stack): Adjust declarations.
3762         (tree_ssa_dominator_optimize): Adjust.
3763         (dom_opt_initialize_block, remove_local_expressions_from_table,
3764         restore_nonzero_vars_to_original_value,
3765         restore_vars_to_original_value,
3766         restore_currdefs_to_original_value, dom_opt_finalize_block,
3767         record_var_is_nonzero, record_cond, record_const_or_copy_1,
3768         optimize_stmt, update_rhs_and_lookup_avail_expr,
3769         lookup_avail_expr, record_range): Likewise.
3770         * tree-ssa-pre.c: Define VEC(basic_block,heap).
3771         (compute_antic_aux): Adjust.
3772         (inserted_exprs, create_expression_by_pieces, 
3773         insert_into_preds_of_block, eliminate, mark_operand_necessary, 
3774         remove_dead_inserted_code, fini_pre): Likewise.
3775         * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
3776         (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist. 
3777         ssa_prop_init): Likewise.
3778         * tree-ssa.c: Define VEC(bitmap,heap).
3779         (verify_name_tags): Adjust.
3780         * value-prof.c (rtl_divmod_values_to_profile): Adjust.
3781         (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
3782         tree_divmod_values_to_profile, tree_find_values_to_profile,
3783         value_profile_transformations): Likewise.
3784         * value-prof.h: Define VEC(histogram_value,heap).
3785         * varasm.c: Remove alias_pair pointer typedef, define
3786         VEC(alias_pair,gc).
3787         (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
3788         
3789         * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
3790         not a pointer to it.  Create an object vector.
3791         (extern_symbols): Turn into an object vector.
3792         (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
3794 2005-04-21  Sebastian Pop  <pop@cri.ensmp.fr>
3796         PR/20742
3797         * Makefile.in (tree-chrec.o): Depend on params.h.
3798         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
3799         default value 20.
3800         * tree-chrec.c: Depend on params.h.  Replace build with buildN,
3801         and fold build with fold_buildN.
3802         (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
3803         the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3804         (tree_contains_chrecs): Compute an estimation of the size of the
3805         given expression.
3806         * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
3807         (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
3808         * tree-scalar-evolution.c (simple_iv): Ditto.
3809         * doc/invoke.texi (scev-max-expr-size): Documented.
3811 2005-04-21  Richard Sandiford  <rsandifo@redhat.com>
3813         * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
3814         (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
3815         (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
3816         (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
3817         (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
3818         (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
3819         * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
3820         (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
3821         * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
3822         (darwin_fix_and_continue_switch): Delete.
3823         * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
3824         (SUBTARGET_SWITCHES): Delete.
3825         * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
3826         (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
3827         (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
3828         (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
3829         (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
3830         (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
3831         (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
3832         (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
3833         (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
3834         (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
3835         (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
3836         (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
3837         (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
3838         (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
3839         (TARGET_64BIT): Undef before redefining.
3840         (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
3841         (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
3842         (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
3843         (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
3844         (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
3845         (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
3846         (ix86_asm_string, ix86_regparm, ix86_regparm_string)
3847         (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3848         (ix86_debug_arg_string, ix86_debug_addr_string)
3849         (ix86_align_loops_string, ix86_align_jumps_string)
3850         (ix86_align_funcs_string): Delete.
3851         * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
3852         (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
3853         * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
3854         (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
3855         * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
3856         * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
3857         (SUBTARGET_SWITCHES): Delete.
3858         * config/i386/i386.c (ix86_debug_arg_string): Delete.
3859         (ix86_debug_addr_string): Delete.
3860         (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
3861         (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
3862         (ix86_align_loops_string, ix86_align_jumps_string)
3863         (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3864         (ix86_align_funcs_string): Make static.
3865         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3866         (ix86_handle_option): New function.
3867         (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
3868         (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
3869         * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
3870         of darwin_fix_and_continue_switch.
3871         (darwin_one_byte_bool): Delete.
3872         * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3873         * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
3874         to darwin_one_byte_bool.
3875         * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
3876         * config/i386/djgpp.opt, config/i386/i386.opt,
3877         * config/i386/sco5.opt: New files.
3879 2005-04-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
3881         * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
3882         fp_zero_operand, fp_register_operand, intreg_operand,
3883         fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
3884         call_operand, call_operand_address, tgd_symbolic_operand,
3885         tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
3886         symbolic_operand, symbolic_memory_operand, label_ref_operand,
3887         sp64_medium_pic_operand, data_segment_operand,
3888         text_segment_operand, splittable_symbolic_memory_operand,
3889         reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
3890         eq_or_neq, normal_comp_operator, noov_compare_op,
3891         noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
3892         cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
3893         const64_operand, const64_high_operand, arith11_operand,
3894         arith10_operand, arith_double_operand, arith_double_4096_operand,
3895         arith_double_add_operand, arith11_double_operand,
3896         arith10_double_operand, small_int, small_int_or_double,
3897         uns_small_int, uns_arith_operand, clobbered_register,
3898         input_operand, compare_operand): Delete.
3899         (sparc_emit_set_const32): Use predicates in assertion.  Remove special
3900         code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
3901         (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
3902         (GEN_HIGHINT64, GEN_INT64): Delete.
3903         (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
3904         gen_safe_XOR64): Adjust for above deletion.
3905         (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
3906         Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
3907         (legitimate_constant_p): Use const_zero_operand instead.
3908         (sparc_extra_constraint_check): Likewise.
3909         * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
3910         (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
3911         (PREDICATE_CODES): Delete.
3912         * config/sparc/sparc.md: Include predicates.md.
3913         (All patterns): Adjust for new predicate names.
3914         (cmpdi, cmpdi_sp64): Use arith_operand predicate.
3915         (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
3916         (movdi): Use general_operand predicate.
3917         (movdi_sp64_dbl): Delete.
3918         (movdi_const64_special): Add 'N' constraint.
3919         (movdicc): Use arith10_operand predicate.
3920         (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
3921         (movdi_cc_reg_sp64): Use arith10_operand predicate.
3922         (movdi_cc_reg_sp64_trunc): Delete.
3923         (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
3924         (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
3925         (subdi3_sp32): Delete.
3926         (subdi3_insn_sp32): Change to define_insn_and_split.
3927         (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
3928         (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
3929         (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
3930         umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
3931         small_int_operand predicate.
3932         (divdi3, udivdi3): Use arith_operand predicate.
3933         (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
3934         (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
3935         xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
3936         (xordi3_sp64_dbl): Delete.
3937         (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
3938         cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
3939         cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
3940         cmp_ccx_set_not): Use arith_operand predicate.
3941         (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
3942         * config/sparc/predicates.md: New file.
3944 2005-04-21  Kazu Hirata  <kazu@cs.umass.edu>
3946         PR tree-optimization/14846
3947         * fold-const.c (fold_single_bit_test_into_sign_test): New,
3948         split out from ...
3949         (fold_single_bit_test): ... here.
3950         (fold_binary): Call fold_single_bit_test_into_sign_test
3951         instead of fold_single_bit_test.
3953 2005-04-20  James E Wilson  <wilson@specifixinc.com>
3955         PR c++/20805
3956         * dwarf2out.c (gen_variable_die): Don't emit a specification if this
3957         is another declaration.
3959 2005-04-21  Hans-Peter Nilsson  <hp@axis.com>
3961         * config/cris/predicates.md: New file.
3962         * config/cris/cris-protos.h (cris_store_multiple_op_p)
3963         (cris_movem_load_rest_p): Declare.
3964         * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
3965         (cris_movem_load_rest_p): Ditto.  Globalize.
3966         (cris_bdap_operand, cris_bdap_biap_operand,
3967         cris_orthogonal_operator, cris_commutative_orth_op,
3968         cris_operand_extend_operator,
3969         cris_additive_operand_extend_operator, cris_extend_operator,
3970         cris_plus_or_bound_operator, cris_mem_op,
3971         cris_general_operand_or_symbol,
3972         cris_general_operand_or_gotless_symbol,
3973         cris_general_operand_or_plt_symbol, cris_mem_call_operand,
3974         cris_load_multiple_op): Remove predicate functions.
3975         (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
3976         abort, for UNSPECs other than CRIS_UNSPEC_PLT.
3977         * config/cris/cris.h (PREDICATE_CODES): Don't define.
3978         * config/cris/cris.md: Include predicates.md.
3979         ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
3981 2005-04-20  Ian Lance Taylor  <ian@airs.com>
3983         * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
3984         * c-common.h (STMT_EXPR_STMT): Don't define.
3985         (STMT_EXPR_NO_SCOPE): Don't define.
3986         * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
3987         * c-pretty-print.c (pp_c_primary_expression): Likewise.
3988         (pp_c_expression): Likewise.
3990 2005-04-20  Richard Henderson  <rth@redhat.com>
3992         PR target/21100
3993         * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
3995 2005-04-20  Jeff Law  <law@redhat.com>
3997         * reload1.c (reload): Ignore equivalences between pseudos and
3998         read only memory.
4000 2005-04-20  Joseph S. Myers  <joseph@codesourcery.com>
4002         PR c/12913
4003         * c-tree.h (struct c_label_list): Update comment.
4004         (struct c_label_context): Rename to struct c_label_context_se.
4005         (label_context_stack): Rename to label_context_stack_se.
4006         (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
4007         c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
4008         c_end_vm_scope): New.
4009         (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
4010         * c-decl.c (pop_scope): Call c_end_vm_scope.
4011         (pushdecl): Call c_begin_vm_scope for variably modified
4012         declarations.
4013         (define_label): Check for jumping into scope of identifier with
4014         variably modified type.  Push label on stack for those defined at
4015         current context of identifiers with variably modified type.
4016         (start_function): Create stack level for context of identifiers
4017         with variably modified type.
4018         (finish_function): Pop stack level for context of identifiers with
4019         variably modified type.
4020         * c-typeck.c (label_context_stack): Rename to
4021         label_context_stack_se.
4022         (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
4023         (c_finish_goto_label): Check for jumping into scope of identifier
4024         with variably modified type.  Push label on stack for those jumped
4025         to from current context of identifiers with variably modified
4026         type.
4027         (struct c_switch): Add blocked_vm.
4028         (c_start_case): Initialize blocked_vm.
4029         (do_case): Check blocked_vm.
4030         (c_finish_case): Add comment.
4031         (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
4032         variable label_context_stack.
4034 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
4036         * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
4037         conditional_replacement, value_replacement, abs_replacement,
4038         minmax_replacement.
4039         (replace_phi_edge_with_variable): Remove argument BB.
4040         (conditional_replacement, value_replacement,
4041         minmax_replacement, abs_replacement): Remove argument PHI_BB.
4042         Update a call to replace_phi_edge_with_variable.
4044         * tree-ssa-phiopt.c: Fix comments.
4046 2005-04-20  Michael Matz  <matz@suse.de>
4048         PR20973
4049         * reload.c (push_reload, find_dummy_reload): Check for uninitialized
4050         pseudos.
4052 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
4054         * tree-ssa-phiopt.c: Fix comment typos.
4056         PR tree-optimization/21116
4057         * tree-ssa-phiopt.c: Fix a typo.
4059 2005-04-19  Richard Henderson  <rth@redhat.com>
4061         * builtins.c (expand_builtin_sync_operation): Revert last change.
4062         * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
4063         not vs new value.
4064         (expand_compare_and_swap_loop): Likewise.
4065         (expand_sync_operation): Remove fallback from NAND to AND; invert
4066         memory operand when expanding from cmpxchg.
4067         (expand_sync_fetch_operation): Likewise.
4068         * doc/extend.texi (Atomic Builtins): Fix docs for nand and
4069         compare-and-swap.
4071         * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
4072         when implementing NAND.  Fix double-add for AFTER.
4073         * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
4074         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4075         (sync_compare_and_swap<I48MODE>): Fix compare vs zero.  Return old
4076         memory value.
4077         (sync_lock_test_and_set<I48MODE>): Remove extra label and last
4078         memory barrier.
4080         * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
4081         to return old memory value.
4082         (sync_compare_and_swap_cc<IMODE>): Likewise.
4084         * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
4085         return pre-reload.  Don't consider output or anti dependencies.
4086         * config/ia64/sync.md (IMODE): New.
4087         (modesuffix): Add QI and HI.
4088         (memory_barrier): Simplify expansion.
4089         (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
4090         (cmpxchg_acq_<IMODE>): Likewise.
4091         (sync_lock_test_and_set<IMODE>): Likewise.
4092         (sync_lock_release<IMODE>): Likewise.
4094 2005-04-19  James A. Morrison  <phython@gcc.gnu.org>
4096         * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
4097         ~X or ~Y simplify.
4099 2005-04-19  James A. Morrison  <phython@gcc.gnu.org>
4101         * fold-const (fold_binary):  Fold ~X ^ ~ Y to X ^ Y.
4103 2005-04-20  Michael Pogue  <michael.pogue@sun.com>
4104             Joseph S. Myers  <joseph@codesourcery.com>
4106         * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
4107         * c-typeck.c (build_c_cast): Check these options.
4108         * doc/invoke.texi: Document these options.
4110 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
4112         * tree-ssa-phiopt.c: Update a comment about the pass.
4114 2005-04-19  Kazu Hirata  <kazu@cs.umass.edu>
4116         * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
4117         config/mcore/mcore.c: Fix comment typos.
4119 2005-04-19  Daniel Jacobowitz  <dan@codesourcery.com>
4121         * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
4122         * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
4124 2005-04-19  Paul Brook  <paul@codesourcery.com>
4126         * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs. 
4128 2005-04-19  Andrew Haley  <aph@redhat.com>
4130         PR java/21022
4131         * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
4132         looking at a field's bitpos.
4134 2005-04-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4136         * system.h (fopen, fdopen, freopen): Define these to the unlocked
4137         libiberty functions.
4139 2005-04-19  Kazu Hirata  <kazu@cs.umass.edu>
4141         PR tree-optimization/21096
4142         * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
4144 2005-04-19  Alan Modra  <amodra@bigpond.net.au>
4146         PR target/21098
4147         * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
4148         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
4150 2005-04-19  Alexandre Oliva  <aoliva@redhat.com>
4152         * tree-cfg.c (dump_function_to_file): Use cfun info only if it
4153         refers to the function being dumped.
4155 2005-04-18  Daniel Jacobowitz  <dan@codesourcery.com>
4157         * varasm.c (assemble_start_function): Remove reset of in_section.
4159 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
4161         PR tree-optimization/21085
4162         * fold-const (fold_binary): Don't change X % -C to X % C if C has
4163         overflowed.
4165 2005-04-19  Ben Elliston  <bje@au.ibm.com>
4167         * doc/invoke.texi (Optimize Options): Refer to the correct
4168         optimisation flag -ftree-dominator-opts, not -ftree-dom.
4170 2005-04-18  Christopher Jaillet <christophe.jaillet@wanadoo.fr>
4172         * config/rs6000/rs6000.c (machopic_output_stub):  Increase
4173         alloca argument to be big enough.
4175 2005-04-18  Alexandre Oliva  <aoliva@redhat.com>
4177         PR middle-end/21049
4178         * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
4179         cfun->cfg are NULL.
4181 2005-04-18  Tom Tromey  <tromey@redhat.com>
4183         * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
4184         typo.
4186 2005-04-18  Richard Henderson  <rth@redhat.com>
4188         * config/alpha/alpha.c (alpha_split_atomic_op): New.
4189         (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
4190         (alphaev4_insn_pipe): Likewise.  Correct IST and LDSYM pipes.
4191         * config/alpha/alpha-protos.h: Update.
4192         * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
4193         (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
4194         (attr type): Add ld_l, st_c, mb.
4195         (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
4196         iornotsi3, xorsi_internal, xornotsi3): New.
4197         * config/alpha/ev4.md (ev4_ld): Add ld_l.
4198         (ev4_ist_c, ev4_mb): New.
4199         * config/alpha/ev5.md (ev5_st): Add st_c, mb.
4200         (ev5_ld_l): New.
4201         * config/alpha/ev6.md (ev6_ild): Add ld_l.
4202         (ev6_ist): Add st_c.
4203         (ev6_mb): New.
4204         * config/alpha/sync.md: New file.
4206 2005-04-18  Richard Henderson  <rth@redhat.com>
4208         * builtins.c (expand_builtin_sync_operation): Fold nand to and
4209         for constants.
4211         * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
4213 2005-04-18  Devang Patel  <dpatel@apple.com>
4215         * config/rs6000/atlivec.md (mulv4si3): New pattern.
4216         
4217 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
4219         PR tree-optimization/20922
4220         * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
4221         Fold X + c >= X and fold X - c <= X to true.
4223 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
4225         * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
4226         unsigned int.
4227         (emergency_labeled_state_free): Likewise.
4229 2005-04-18  Nick Clifton  <nickc@redhat.com>
4231         * config/h8300/h8300.md (jump): Remove prescan parameter from
4232         calls to final_scan_insn.
4234         * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
4235         parameter from calls to final_scan_insn.
4237         * config.gcc (m68hc12): Use the m68hc11.opt file for target
4238         specific options.
4239         (v850e, v850e1): Use the v850.opt file for target specific
4240         options.
4242 2005-04-18  Kazu Hirata  <kazu@cs.umass.edu>
4244         PR tree-optimization/21001
4245         * tree-optimize.c (init_tree_optimization_passes): Move the
4246         first pass_forwprop immediately before pass_vrp.
4248 2005-04-17  Ian Lance Taylor  <ian@airs.com>
4250         * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
4251         * c-common.c (c_sizeof_or_alignof_type): Change second parameter
4252         from enum tree_code op to bool is_sizeof.
4253         * c-common.h (c_sizeof_or_alignof_type): Update declaration.
4254         (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
4255         * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
4256         case.
4257         (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
4258         cases.
4259         (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
4260         ALIGNOF_EXPR cases.
4262 2005-04-17  Ian Lance Taylor  <ian@airs.com>
4264         * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
4266 2005-04-17  Richard Henderson  <rth@redhat.com>
4268         * config/alpha/alpha.c (va_list_skip_additions): Only define if
4269         TARGET_ABI_OSF.
4270         (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
4271         (alpha_stdarg_optimize_hook): Likewise.  Allow for one more round
4272         of indirection through ssa names while looking for the gpr counter
4273         field.
4274         (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
4275         saved va_list_gpr_size and va_list_fpr_size.
4277 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
4279         * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
4280         both pointers or both integers.
4282         * tree-vrp.c (maybe_add_assert_expr): Don't assert
4283         ASSERT_EXPRs for single-use variable.
4285         * tree-into-ssa.c: Fix a comment typo.
4287 2005-04-17  Richard Sandiford  <rsandifo@redhat.com>
4289         * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
4290         -mipsN before forcing a default of -mips2.
4292 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
4294         * predict.h (IS_TAKEN): Remove.
4295         * rtl.h (NOTE_PREDICTION): Likewise.
4297         * modulo-sched.c (CFG_HOOKS): Remove.
4299         * c-parser.c (N_C_TTYPES): Remove.
4301         * tree-flow-inline.h (get_stmt_operands): Remove.
4302         * lambda-code.c, tree-ssa-loop-unswitch.c,
4303         tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
4304         tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
4305         tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
4306         calls to get_stmt_operands.
4307         * doc/tree-ssa.texi: Don't mention get_stmt_operands.
4309 2005-04-17  Richard Henderson  <rth@redhat.com>
4311         PR target/20375
4312         * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
4313         of CUMULATIVE_ARGS past the last named argument.
4314         (alpha_va_start): Expect pretend_args_size only if strictly less than
4315         6 named arguments.
4317 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
4319         PR middle-end/21024
4320         * builtins.c (expand_builtin_strcat): Convert the result of
4321         strlen to the right type.
4322         * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
4323         avoid creating type mismatches.
4324         <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
4325         type mismatches.
4327         * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
4329 2005-04-16  Richard Henderson  <rth@redhat.com>
4331         PR target/21051
4332         * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
4333         Use the mode of boolean_type_node when the user doesn't provide one.
4334         * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
4336 2005-04-16  Alexandre Oliva  <aoliva@redhat.com>
4338         PR target/20126
4339         * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
4340         (const)).
4342         * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
4343         comment.
4345 2005-04-16  Roger Sayle  <roger@eyesopen.com>
4346             Steven Bosscher  <stevenb@suse.de>
4348         * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
4349         (fold_unary_to_constant): Likewise.
4351 2005-04-16  Kazu Hirata  <kazu@cs.umass.edu>
4353         * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
4354         PROP_ASM_SCAN.
4356 2005-04-16  Gerald Pfeifer  <gerald@pfeifer.com>
4358         * doc/install.texi (Specific): Avoid using asterisks in @anchor
4359         names related to target triplets.
4360         Remove i?86-*-esix from platform directory.
4361         Remove powerpc-*-eabiaix from platform directory.
4363 2005-04-16  Joseph S. Myers  <joseph@codesourcery.com>
4365         PR middle-end/20491
4366         * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
4367         falling through from SUBREG case to REG.
4369 2005-04-15  Roger Sayle  <roger@eyesopen.com>
4371         * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
4372         (fold_binary): Update comment mentioning fold_relational_hi_lo.
4373         (fold_binary_to_constant): Simplify using fold_binary.
4374         (fold_unary_to_constant): Likewise, simplify using fold_unary.
4376 2005-04-15  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
4378         * gthr-posix.c (pthread_cancel): Define.
4379         (pthread_mutexattr_init): Likewise.
4380         (pthread_mutexattr_settype): Likewise.
4381         (pthread_mutexattr_destroy): Likewise.
4383 2005-04-15  David S. Miller  <davem@davemloft.net>
4385         PR target/20673
4386         * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
4388 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
4390         PR tree-optimization/21031
4391         * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
4392         (forward_propagate_into_cond_1): Call it.  Forward propagate
4393         integer-integer casts into COND_EXPRs.
4395 2005-04-15  Dave Korn  <dave.korn@artimi.com>
4397         * gcc.c (default_compilers): Clarify obscure error message when
4398         reading from standard input.
4400 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
4402         * basic-block.h (PROP_EQUAL_NOTES): Remove.
4403         * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
4405         * tree-ssa-alias.c (init_alias_info): Remove a call to
4406         get_stmt_operands.
4408 2005-04-15  Andrew MacLeod  <amacleod@redhat.com>
4410         * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
4411         of non-virtual PHI nodes like we use to.
4413 2005-05-15  Paolo Bonzini  <bonzini@gnu.org>
4415         * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
4416         (attr_copy_rtx): Do not use it.
4418 2005-04-15  Andrew Macleod  <amacleod@redhat.com>
4420         * doc/tree-ssa.texi: Grammer/abbreviation updates.
4422 2005-04-15  Diego Novillo  <dnovillo@redhat.com>
4424         * tree-vect-transform.c (vectorizable_store): Mark necessary
4425         objects in the vectorized store needing renaming.  Update the
4426         SSA graph for V_MAY_DEF operands in the original store.
4428 2005-04-14  Daniel Berlin <dberlin@dberlin.org>
4430         * tree-ssa-pre.c (compute_avail): It's okay to have
4431         TREE_INVARIANT's here, and value number the resulting expressions.
4432         (create_expression_by_pieces): Make sure operands that were
4433         min_invariant when we started, stay that way.
4435 2005-04-15  David Edelsohn  <edelsohn@gnu.org>
4437         * doc/install.texi (*-ibm-aix*): Add comment about system limits.
4439 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
4441         PR tree-optimization/20936.
4442         * tree-ssa-ccp.c (visit_assignment): Fix a typo.
4444 2005-04-15  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
4446         * doc/invoke.texi: Fix typos.
4447         * doc/md.texi: Likewise.
4448         * doc/rtl.texi: Likewise.
4449         * doc/sourcebuild.texi: Likewise.
4450         * doc/tm.texi: Likewise.
4452 2005-04-15  Uros Bizjak  <uros@kss-loka.si>
4454         PR tree-optimization/21004
4455         * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
4456         and floorl in c99 mode only.
4457         * builtins.c (expand_builtin_int_roundingfn): Assert that
4458         fallback_fndecl is not NULL_TREE.
4460 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
4462         * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
4463         * basic-block.h: Update the prototype for
4464         purge_all_dead_edges.
4465         * cfgexpand.c (tree_expand_cfg): Update a call to
4466         purge_all_dead_edges.
4467         * combine.c (combine_instructions): Likewise.
4468         * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
4469         rest_of_handle_cse2, rest_of_handle_gcse,
4470         rest_of_handle_postreload): likewise.
4472 2005-04-15  Alexandre Oliva  <aoliva@redhat.com>
4474         PR middle-end/20739
4475         * gimplify.c (gimplify_addr_expr): Compensate for removal of
4476         e.g. cv-qualification conversions.
4478 2005-04-14  Mike Stump  <mrs@apple.com>
4480         * config/darwin-c.c (framework_construct_pathname): We must
4481         find all headers of a framework in the first instance of it
4482         found in the seach path.
4484 2005-04-14  Kazu Hirata  <kazu@cs.umass.edu>
4486         PR tree-optimization/21021
4487         * tree-vrp.c (compare_values): Work around a bug in the front
4488         end that produces a comparison of mismatched types.
4490 2004-04-14  Richard Henderson  <rth@redhat.com>
4492         * config/ia64/ia64.h (enum fetchop_code): Remove.
4493         (enum ia64_builtins): Move ...
4494         * config/ia64/ia64.c (enum ia64_builtins): ... here.  Remove all
4495         members except BSP and FLUSHRS.
4496         (ia64_init_builtins): Remove __sync builtins.
4497         (ia64_expand_builtin): Likewise.
4498         (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
4499         (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
4500         (ia64_expand_lock_release): Remove.
4501         * config/ia64/ia64.md (mf): Move to sync.md.
4502         (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
4503         cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
4504         * config/ia64/sync.md: New file.
4505         (memory_barrier): Rename from mf.
4506         (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
4507         (cmpxchg_acq_<I48MODE>): Likewise.
4508         (sync_lock_test_and_set<I48MODE>): Likewise.
4510         * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
4511         to c++.  Remove __sync* declarations.  s/_si/_4/.  s/_di/_8/.
4513 2004-04-14  Richard Henderson  <rth@redhat.com>
4515         * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
4516         (ix86_compare_emitted): New.
4517         (ix86_expand_compare): Use ix86_compare_emitted if set.
4518         (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
4519         and ix86_compare_op0 are set.
4520         * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
4521         (TARGET_CMPXCHG, TARGET_XADD): New.
4522         (ix86_compare_emitted): Declare.
4523         * config/i386/i386.md: Include sync.md
4524         (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
4525         (UNSPECV_XCHG, UNSPECV_LOCK): New.
4526         * config/i386/sync.md: New file.
4528 2004-04-14  Richard Henderson  <rth@redhat.com>
4530         PR middle-end/14311
4531         * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
4532         BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
4533         BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
4534         BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
4535         BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
4536         BT_FN_I8_VPTR_I8_I8): New.
4537         * builtins.def (DEF_SYNC_BUILTIN): New.
4538         (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
4539         BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
4540         BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
4541         BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
4542         BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
4543         BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
4544         BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
4545         BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
4546         BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
4547         BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
4548         BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
4549         BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
4550         BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
4551         BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
4552         BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
4553         BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
4554         BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
4555         BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
4556         BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
4557         BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
4558         BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
4559         BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
4560         BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
4561         BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
4562         BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
4563         BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
4564         BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
4565         BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
4566         BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
4567         BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
4568         BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
4569         BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
4570         BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
4571         BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
4572         BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
4573         BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
4574         BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
4575         BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
4576         BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
4577         BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
4578         BUILT_IN_SYNCHRONIZE: New.
4579         * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
4580         as a function.  Accept __sync_ as a prefix as well.
4581         (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4582         expand_builtin_lock_test_and_set, expand_builtin_synchronize,
4583         expand_builtin_lock_release): New.
4584         (expand_builtin): Call them.
4585         * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
4586         neither BOTH_P nor FALLBACK_P are defined.
4587         (builtin_type_for_size): New.
4588         (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
4589         (resolve_overloaded_builtin): New.
4590         * c-common.h (resolve_overloaded_builtin): Declare.
4591         (builtin_type_for_size): Declare.
4592         * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
4593         * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
4594         sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
4595         sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
4596         sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
4597         sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
4598         sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
4599         sync_compare_and_swap_cc, sync_lock_test_and_set,
4600         sync_lock_release): New.
4601         * optabs.h: Declare them.
4602         * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
4603         expand_sync_operation, expand_sync_fetch_operation,
4604         expand_sync_lock_test_and_set): Declare.
4605         * genopinit.c (optabs): Add sync optabs.
4606         * optabs.c (init_optabs): Initialize sync optabs.
4607         (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
4608         expand_bool_compare_and_swap, expand_compare_and_swap_loop,
4609         expand_sync_operation, expand_sync_fetch_operation,
4610         expand_sync_lock_test_and_set): New.
4611         * doc/extend.texi (Atomic Builtins): New section
4612         * doc/md.texi (Standard Names): Add sync patterns.
4614 2005-04-14  Alexandre Oliva  <aoliva@redhat.com>
4616         * tree-eh.c (lower_try_finally_copy): Generate new code in
4617         response to goto_queue entries as if the queue was sorted by
4618         index, not pointers.
4619         (lower_try_finally_switch): Likewise.
4621 2005-04-14  Richard Henderson  <rth@redhat.com>
4623         * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
4624         (ix86_expand_sse_movcc): ... here.  Take cmp as a pre-computed
4625         register.
4626         (ix86_expand_fp_movcc): Update to match.
4627         (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
4628         * config/i386/i386-protos.h: Update.
4629         * config/i386/sse.md (vcondv4sf, vcondv2df): New.
4630         (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
4632 2005-04-14  Joseph S. Myers  <joseph@codesourcery.com>
4634         * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
4635         refer to 4.0.
4637 2005-04-14  Julian Brown  <julian@codesourcery.com>
4639         * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
4640         link failures on ppc64 Linux.
4642 2005-04-14  Andreas Krebbel  <krebbel1@de.ibm.com>
4644         * config.gcc: Set cpu_type for s390.
4646 2005-04-14  Daniel Berlin  <dberlin@dberlin.org>
4648         Fix PR tree-optimization/20963
4649         * tree-ssa-pre.c (compute_avail): Remove special case for
4650         TREE_INVARIANT.
4651         (create_expression_by_pieces): Add value numbers for forced out
4652         statements.
4654 2005-04-14  Hans-Peter Nilsson  <hp@axis.com>
4656         * config/cris/cris.md: Replace references to (reg:SI 16) with
4657         (reg:SI CRIS_SRP_REGNUM).
4659 2005-04-14  Kazu Hirata  <kazu@cs.umass.edu>
4661         PR tree-optimization/20657
4662         * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
4663         create an appropriate range from it.
4665 2005-04-14  Uros Bizjak  <uros@kss-loka.si>
4667         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
4668         <UNSPEC_FIST_CEIL> case.
4670         * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
4671         (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
4672         (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
4673         to implement lfloor and llfloor built-ins as x87 intrinsic function.
4674         (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
4675         (lfloor<mode>2): New expanders.
4676         (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
4677         (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
4678         to implement lceil and llceil built-ins as x87 intrinsic function.
4679         (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
4680         (lceil<mode>2): New expanders.
4682 2005-04-14  Uros Bizjak  <uros@kss-loka.si>
4684         * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
4685         and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
4687 2005-04-14  Ulrich Weigand  <uweigand@de.ibm.com>
4689         PR target/20927
4690         * config/s390/s390-modes.def: Define TFmode.
4692 2005-04-13  Richard Sandiford  <rsandifo@redhat.com>
4694         * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
4695         (JUMP_TABLES_IN_TEXT_SECTION): Define.
4696         * config/mips/mips.c (mips16_insn_length): Remove reference to
4697         JUMP_TABLES_IN_TEXT_SECTION.
4699 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
4701         * simplify-rtx.c (simplify_binary_operation_1): Return
4702         scalar or vector of constant 0, depending on the xor's
4703         mode.
4705 2005-04-13  Dale Johannesen  <dalej@apple.com>
4707         * objc/Make-lang.in (objc-lang.o):  Depend on tree-gimple.h.
4708         (objc-act.o):  Ditto.
4709         * objc/objc-act.c (objc_gimplify_expr):  New.
4710         (objc_get_callee_fndecl):  New.
4711         * objc/objc-act.h:  Include tree-gimple.h.  Declare new functions.
4712         * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR):  Define.
4713         (LANG_HOOKS_GET_CALLEE_FNDECL):  Define.
4715 2005-04-13  Devang Patel  <dpatel@apple.com>
4717         * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
4718         temp variables.
4720 2005-04-13  Hans-Peter Nilsson  <hp@axis.com>
4722         CRIS prologue as RTL.
4723         * config/cris/cris-protos.h (cris_emit_movem_store)
4724         (cris_expand_prologue): Prototype.
4725         * config/cris/cris.c (struct machine_function): New member
4726         stdarg_regs.
4727         (cfa_label_num, cris_target_asm_function_prologue): Remove.
4728         (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
4729         (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
4730         (cris_load_multiple_op, cris_return_address_on_stack)
4731         (cris_return_address_on_stack_for_return): ISO-Cify.
4732         (cris_store_multiple_op): New predicate function.
4733         (cris_expand_prologue, cris_emit_movem_store): New functions.
4734         (cris_print_operand) <case 'O'>: Handle modifications other than
4735         post-increment.
4736         (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
4737         (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
4738         (cris_gen_movem_load): Rearrange slightly to make local variable
4739         src a parameter, removing osrc.
4740         (cris_setup_incoming_varargs): Set machine_function member
4741         stdarg_regs to correspond to the number of registers that need to
4742         be saved.
4743         * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
4744         CRIS_UNSPEC_GOT.
4745         (PREDICATE_CODES): Add cris_store_multiple_op.  Make
4746         cris_general_operand_or_gotless_symbol accept UNSPEC.
4747         * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
4748         ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
4749         ("*cris_store_multiple"): New pattern.  Tweak common comment above
4750         this and "*cris_load_multiple".
4751         ("prologue"): New define_expand.
4753         * config/cris/cris.md ("epilogue"): Conditionalize on
4754         TARGET_PROLOGUE_EPILOGUE.
4756 2005-04-13  Steve Ellcey  <sje@cup.hp.com>
4758         PR target/20924
4759         * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
4760         fpsr 0 instead of fpsr 1.
4761         (divsf3_internal_thr): Ditto.
4762         (divdf3_internal_lat): Ditto.
4763         (divdf3_internal_thr): Ditto.
4764         (divxf3_internal_lat): Ditto.
4765         (divxf3_internal_thr): Ditto.
4767 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
4769         PR tree-optimization/20913
4770         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
4772         PR tree-optimization/20702
4773         * tree-vrp.c (maybe_add_assert_expr): Recurse into
4774         dominator children that haven't been walked into.
4776 2005-04-13  Julian Brown  <julian@codesourcery.com>
4778         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
4779         being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
4780         is true.
4782 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
4784         * basic-block.h, tree-ssa-uncprop.c, varasm.c,
4785         config/i386/sse.md: Fix comment typos.
4787         * genattrtab.c (NULL_ATTR): Remove.
4788         * ifcvt.c (NULL_EDGE): Likewise.
4790         * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
4792         * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
4793         NOTE_PREDICT): Remove.
4795 2005-04-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
4797         * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
4798         * configure: Regenerate.
4799         * config.in: Likewise.
4800         * system.h: Declare vsnprintf if not already declared.
4802 2005-04-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
4804         * optc-gen.awk: Handle stand-alone Mask records.
4805         * opth-gen.awk: Likewise.
4806         * doc/options.texi (Option file format): Document them.
4807         * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
4808         sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
4809         (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
4810         * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
4811         MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
4812         MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
4813         MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
4814         MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
4815         MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
4816         (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
4817         TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
4818         TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
4819         TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
4820         TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
4821         TARGET_LONG_DOUBLE_128): Likewise.
4822         (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
4823         (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
4824         * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
4825         * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
4826         * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
4827         * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
4828         * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
4829         * config/sparc/sparc.c (fpu_option_set): New global.
4830         (sparc_handle_option): New function.
4831         (sparc_override_options): Test fpu_option_set.
4832         (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
4833         (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
4834         * config/sparc/sparc.opt: New file.
4835         * config/sparc/little-endian.opt: Likewise.
4836         * config/sparc/long-double-switch.opt: Likewise.
4838 2005-04-13  Bernd Schmidt  <bernd.schmidt@analog.com>
4840         * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
4841         (bfin_handle_options): Set it if -mshared-library-id= is seen.
4842         * config/bfin/bfin.opt (mshared-library-id=): Lose
4843         Var(bfin_lib_id_given).
4845 2005-04-13  Matt Thomas  <matt@3am-software.com>
4847         * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
4848         defining.
4850 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
4852         * rtl.h (CLEAR_RTX_FLAGS): Remove.
4854         * cgraphunit.c (INSNS_PER_CALL): Remove.
4856         * tree-ssa-forwprop.c (vars,
4857         record_single_argument_cond_exprs,
4858         substitute_single_use_vars): Remove.
4859         (forward_propagate_into_cond_1, forward_propagate_into_cond):
4860         New.
4861         (tree_ssa_forward_propagate_single_use_vars): Call
4862         forward_propagate_into_cond for each COND_EXPR.
4864         * tree-inline.c (INSNS_PER_STMT): Remove.
4866 2005-04-12  Richard Henderson  <rth@redhat.com>
4868         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
4869         (ix86_expand_sse_fp_minmax): ... from ...
4870         (ix86_expand_fp_movcc): ... here.
4871         (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
4872         * config/i386/i386-protos.h: Update.
4873         * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
4874         (sse_setccsf, sse_setccdf): Allow before reload.
4875         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
4876         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
4877         (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
4878         * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
4879         (anddf3, nanddf3, iordf3, xordf3): New.
4881 2005-04-12  Jeff Law  <law@redhat.com>
4883         * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
4884         (tree-ssa-uncprop.o): Add dependencies.
4885         * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
4886         * tree-flow.h (remove_useless_stmts): Remove prototype.
4887         * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4888         remove_useless_stmts.
4889         * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
4890         * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
4891         * tree-pass.h (pass_uncprop): Declare.
4892         * tree-ssa-uncprop.c: New file.
4894 2005-04-12  James E. Wilson  <wilson@specifixinc.com>
4896         PR target/20670
4897         * unwind-ia64.c (uw_intall_context): Add missing load of r27.
4899 2005-04-12  Caroline Tice  <ctice@apple.com>
4901         Temporary fix for partitioning problems.
4902         * passes.c (rest_of_handle_final): Remove code that
4903         frees unlikely_text_section_name,
4904         * varasm.c (assemble_start_function): Test for partitioning
4905         flag before writing out section labels.
4906         (assemble_end_function): Test for partitioning flag before
4907         writing out section labels.
4909 2005-04-12  Steven Bosscher  <stevenb@suse.de>
4910             Stuart Hastings <stuart@apple.com>
4911             Jan Hubicka  <jh@suse.cz>
4913         * Makefile.in: Add function.h to BASIC_BLOCK_H.  Remove all
4914         references to gt-tree-cfg.h.
4915         * basic-block.h (struct basic_block_def): Don't skip rbi
4916         for garbage collection.
4917         (struct reorder_block_def): Make GTY-able.
4918         (struct control_flow_graph): New structure.
4919         (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
4920         BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
4921         but instead defines to the control_flow_graph for cfun.
4922         (label_to_block_map): New define, points to the label map of
4923         the control_flow_graph for cfun.
4924         (n_edges_for_function, n_basic_blocks_for_function,
4925         last_basic_block_for_function, basic_block_info_for_function,
4926         EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
4927         basic_block_info_for_function, label_to_block_map_for_function):
4928         Counterparts for the above, taking a struct function as an extra
4929         argument.
4930         (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
4931         * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
4932         basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
4933         (alloc_rbi_pool, free_rbi_pool): Remove.
4934         (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
4935         * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
4936         here...
4937         (cfg_layout_finalize) ... and don't free it here.
4938         * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
4939         garbage collected.
4940         * flow.c (free_basic_block_vars): Set label_to_block_map and
4941         n_edges to zero too.
4942         * function.h (struct function): Add cfg field.
4943         * function.c (allocate_struct_function): Allocate the cfg.
4944         * tree-cfg.c (label_to_block_map): Remove.
4945         (build_tree_cfg): Don't allocate the rbi pool here...
4946         (delete_tree_cfg_annotations): ...and don't free it here.
4947         Also don't nullify label_to_block_map for cfun.
4949 2005-04-12  Caroline Tice  <ctice@apple.com>
4951         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4952         Revert my patch from April 9.
4953         (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
4954         (reorder_basic_blocks): Revert my patch from April 9.
4955         (insert_section_boundary_note): Revert my patch from April 9.
4956         * dbxout.c (dbxout_function_end): Revert my patch from April 9.
4957         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
4958         (COLD_END_LABEL):  Revert my patch from April 9.
4959         (cold_text_section_label):  Revert my patch from April 9.
4960         (cold_end_label): Revert my patch from April 9.
4961         (dwarf2out_switch_text_section): Revert my patch from April 9.
4962         (output_aranges): Revert my patch from April 9.
4963         (output_ranges):  Revert my patch from April 9.
4964         (output_line_info): Revert my patch from April 9.
4965         (add_location_or_const_value_attribute):  Revert my patch from April 9.
4966         (dwarf2out_var_location): Revert my patch from April 9.
4967         (dwarf2out_init):  Revert my patch from April 9.
4968         (dwarf2out_finish): Revert my patch from April 9.
4969         * function.h (struct function): Revert my patch from April 9.
4970         * opts.c (decode_options): Revert my patch from April 9.
4971         * output.h (unlikely_section_label, hot_section_label,
4972         hot_section_end_label, cold_section_end_label,
4973         unlikely_text_section_name): Revert my patch from April 9.
4974         * passes.c (rest_of_handle_final): Revert my patch from April 9.
4975         * varasm.c (unlikely_section_label, hot_section_label,
4976         hot_section_end_label, cold_section_end_label,
4977         unlikely_text_section_name): Revert my patch from April 9.
4978         (initialize_cold_section_name): Revert my patch from April 9.
4979         (unlikely_text_section): Revert my patch from April 9.
4980         (in_unlikely_text_section): Revert my patch from April 9.
4981         (named_section): Revert my patch from April 9.
4982         (function_section): Revert my patch from April 9.
4983         (current_function_section): Revert my patch from April 9.
4984         (assemble_start_function): Revert my patch from April 9.
4985         (assemble_end_function): Revert my patch from April 9.
4986         (default_section_type_flags_1): Revert my patch from April 9.
4988 2005-04-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
4990         * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
4991         * config/sparc/sparc.md (untyped_call): Save the registers manually.
4993         * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
4995 2005-04-12  Ulrich Weigand  <uweigand@de.ibm.com>
4997         PR middle-end/20917
4998         * config/s390/s390.md ("*set_tp"): Use SET in pattern.
4999         ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
5001 2004-04-12  Richard Henderson  <rth@redhat.com>
5003         * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
5004         UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
5005         UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
5006         (UNSPEC_*, UNSPECV_*): Renumber.
5008 2005-04-12  Frank Ch. Eigler  <fche@redhat.com>
5010         PR mudflap/19266
5011         From Richard Henderson <rth@redhat.com>:
5012         * tree-mudflap.c (mf_build_check_statement_for): Correct block
5013         splitting logic.
5015 2005-04-12  Dorit Naishlos  <dorit@il.ibm.com>
5017         * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
5019 2005-04-12  Bernd Schmidt  <bernd.schmidt@analog.com>
5021         * config/bfin/bfin.c (bfin_library_id_string): Remove.
5022         (bfin_library_id): New variable.
5023         (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
5024         instead of bfin_library_id_string.
5025         (bfin_handle_option): New function.
5026         (override_options): Remove most code to deal with shared library IDs,
5027         just check they aren't used without -mid-shared-library.
5028         (TARGET_HANDLE_OPTION): Define.
5029         * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
5030         * config/bfin/bfin.opt (mshared-library-id=): New.
5032 2005-04-12  Kazu Hirata  <kazu@cs.umass.edu>
5034         * tree-vect-transform.c: Fix comment typos.
5036 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
5038         * postreload-gcse.c (eliminate_partially_redundant_load): Don't
5039         split critical edges when not possible/profitable.
5041 2005-04-12  Richard Sandiford  <rsandifo@redhat.com>
5043         * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
5044         (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
5045         (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
5046         (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
5047         (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
5048         (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
5049         (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
5050         * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
5051         MASK_NO_BITFIELD.
5052         * config/ns32k/ns32k.c (ns32k_handle_option): New function.
5053         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5054         * config/ns32k/ns32k.opt: New file.
5056 2005-04-12  Richard Sandiford  <rsandifo@redhat.com>
5058         * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
5059         * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
5060         (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
5061         (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
5062         (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
5063         (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
5064         (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
5065         (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
5066         (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
5067         (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
5068         (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
5069         (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
5070         (MASK_COLDFIRE): Formatting fixes.
5071         (TARGET_COLDFIRE): Turn into a boolean value for consistency.
5072         * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
5073         * config/m68k/m68k.c (m68k_library_id_string): Initialize to
5074         "_current_shared_library_a5_offset_".
5075         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5076         (MASK_ALL_CPU_BITS): New macro.
5077         (m68k_handle_option): New function.
5078         (override_options): Remove handling of m68k_library_id_string.
5079         * config/m68k/m68k.opt: New file.
5080         * config/m68k/ieee.opt: New file.
5082 2005-04-11  Mark Mitchell  <mark@codesourcery.com>
5084         * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5085         (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
5086         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5087         (TARGET_CXX): Adjust accordingly.
5088         * target.h (struct gcc_target): Remove epxort_class_data.  Add
5089         determine_class_data_visibility and class_data_always_comdat.
5090         * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5091         (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
5092         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5093         * config/arm/arm.c (arm_cxx_export_class_data): Remove.
5094         (arm_cxx_determine_class_data_visibility): New.
5095         (arm_cxx_class_data_always_comdat): Likewise.
5096         (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5097         (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
5098         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5099         * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
5100         * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
5101         Define.
5103 2005-04-11  Devang Patel  <dpatel@apple.com>
5105         * tree-data-ref.c (build_classic_dist_vector,
5106         compute_subscript_distance): Make externally visible.
5107         * tree-data-ref.h (build_classic_dist_vector,
5108         compute_subscript_distance): Same.
5109         * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5110         Check distance vector against vectorization factor.
5111         (vect_analyze_loop): Determine vectorizaion factor before
5112         analyzing data dependences.
5113         * tree-vectorizer.c (loops_num): Make it externally visible and
5114         rename ...
5115         * tree-vectorizer.c (vect_loops_num): ... new name.
5116         * tree-vectorizer.h  (vect_loops_num): New.
5118 2005-04-11  Devang Patel  <dpatel@apple.com>
5120         * tree-vect-analyze.c (vect_analyze_operations): Check
5121         vectorizable codition.
5122         * tree-vect-transform.c (vect_is_simple_cond): New function.
5123         (vectorizable_condition): New function.
5124         (vect_transform_stmt): Handle condition_vec_info_type.
5125         * tree-vectorizer.h (enum stmt_vec_info_type): Add
5126         condition_vec_info_type.
5127         (vectorizable_condition): New.
5129 2005-04-11  Geoffrey Keating  <geoffk@apple.com>
5131         * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
5132         * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
5133         * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
5135         * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
5136         (SUBTARGET_EXTRA_SPECS): Always 'i386'.
5138         * dwarf2out.c (output_line_info): Don't try to dereference
5139         a NULL current_function_decl.
5141         * config/t-slibgcc-darwin: Don't put shared libraries in
5142         directories other than $(slibdir).
5143         * config/rs6000/darwin.h: Find -m64 libgcc under the name the
5144         OS uses for it.
5146 2005-04-11  Diego Novillo  <dnovillo@redhat.com>
5148         PR tree-optimization/20933
5149         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
5150         logic to reject aliases between read-only and writable
5151         variables ...
5152         (may_alias_p): ... here.
5153         (get_tmt_for): Do not associate read-only tags to pointers
5154         whose pointed-to type is not read-only.
5155         * tree-ssa.c (verify_ssa): Check that memory stores have at
5156         least one V_MAY_DEF or V_MUST_DEF.
5158 2005-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5160         PR/17092
5161         * configure.ac (gcc_UNLOCKED_FUNCS): New.
5162         (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
5163         * system.h (putchar, getc, getchar, clearerr, feof, fileno,
5164         fflush, fgetc, fgets, ferror, fread): Redefine to the associated
5165         _unlocked function.
5166         (fwrite_unlocked): Fix prototype.
5168         * configure, config.in: Regenerate.
5170 2005-04-11  David Edelsohn  <edelsohn@gnu.org>
5172         * tree-ssa-loop-im.c: Include real.h.
5173         (determine_invariantness_stmt): If real division divisor is
5174         invariant and flag_unsafe_math_optimizations enabled, generate
5175         invariant reciprocal for hoisting.
5176         * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
5178 2005-04-11  Daniel Berlin  <dberlin@dberlin.org>
5180         Fix PR tree-optimization/20926
5182         * tree-ssa-alias.c (add_type_alias): Handle subvars.
5184 2005-04-11  Devang Patel  <dpatel@apple.com>
5186         * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
5187         operand ordering.
5189 2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
5191         * fold-const.c (fold_binary_op_with_conditional_arg):
5192         use fold_buildN instead of "fold (buildN" in some
5193         non obvious places.
5194         (fold_unary): Likewise.
5195         (fold_binary): Likewise.
5197 2005-04-11  Daniel Berlin  <dberlin@dberlin.org>
5199         Fix PR tree-optimization/20612
5200         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
5201         handling
5202         (perfect_nestify): preheaderbb is *not* part of loop of the
5203         old destination.
5205 2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
5207         * tree-ssa-alias.c (may_alias_p): If the variable
5208         is a global variable and the pointer is parameter
5209         and -fargument-noalias-global is used, then
5210         the pointer cannot alias the variable.
5212 2005-04-11  James A. Morrison  <phython@gcc.gnu.org>
5214         * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
5215         * config/sparc/sparc.h: Likewise.
5216         * config/sparc/sparc.md: Likewise.
5218 2005-04-11  Kazu Hirata  <kazu@cs.umass.edu>
5220         * tree-vrp.c (maybe_add_assert_expr): Move a comment.
5222         * tree-vrp.c: Fix a comment typo.
5224 2005-04-11  Diego Novillo  <dnovillo@redhat.com>
5226         PR tree-optimization/20920
5227         * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
5228         SSA_NAME flows through an abnormal edge.
5229         * tree-vrp.c (infer_value_range): Ignore SSA names that flow
5230         through abnormal edges.
5231         (maybe_add_assert_expr): Likewise.
5233 2005-04-11  Richard Sandiford  <rsandifo@redhat.com>
5235         * config/s390/s390.h (s390_tune_string, s390_arch_string)
5236         (s390_warn_framesize_string, s390_warn_dynamicstack_string)
5237         (s390_stack_size_string, s390_stack_guard_string, target_flags)
5238         (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
5239         (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
5240         (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
5241         (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
5242         (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
5243         (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
5244         (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
5245         * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5246         (TARGET_HANDLE_OPTION): Likewise.
5247         (s390_tune): Initialize to PROCESSOR_max.
5248         (s390_arch_string): Make static.
5249         (s390_tune_string, s390_warn_framesize_string): Delete.
5250         (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
5251         (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
5252         (s390_handle_arch_option, s390_handle_option): New functions.
5253         (override_options): Remove parsing of option strings.
5254         * config/s390/s390.opt: New file.
5256 2005-04-11  Paolo Bonzini  <bonzini@gnu.org>
5258         * tree-complex.c (expand_vector_operations): Call
5259         update_stmt_if_modified.
5261 2005-04-11  Paolo Bonzini  <bonzini@gnu.org>
5263         * tree-vect-analyze (vect_determine_vectorization_factor):
5264         Do not use GET_MODE_NUNITS.
5265         * tree-vect-transform.c (vect_get_vec_def_for_operand,
5266         (vectorizable_load, vect_transform_loop): Likewise.
5268 2005-04-11  Uros Bizjak  <uros@kss-loka.si>
5270         * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
5271         (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
5272         * optabs.h (enum optab_index): Add new OTI_lceil.
5273         (lceil_optab): Define corresponding macro.
5274         * optabs.c (init_optabs): Initialize lceil_optab.
5275         * genopinit.c (optabs): Implement lceil_optab using lceilsi2
5276         and lceildi2 patterns.
5277         * builtins.c (expand_builtin_int_roundingfn): Handle
5278         BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
5279         (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
5280         BUILT_IN_LLCEIL{,F,L}.
5281         (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
5282         BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
5283         (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
5284         (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
5285         BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
5286         * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
5287         into lceil built-in function and (long long int)ceil{,f,l} into
5288         llceil built-in function.
5289         * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
5290         BUILT_IN_LLCEIL.
5292 2005-04-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5294         * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
5295         zero.
5297 2005-04-10  Kazu Hirata  <kazu@cs.umass.edu>
5299         * config/arm/arm.c: Fix a comment typo.
5300         * doc/tree-ssa.texi: Fix a typo.
5302 2005-04-10  Steven Bosscher  <stevenb@suse.de>
5304         * cselib.c (clear_table): Rename to cselib_clear_table.
5305         * cselib.h (cselib_clear_table): Add prototype.
5306         * gcse.c (gcse_main): Make 'f' argument unused.
5307         (alloc_gcse_mem): Do not walk the insn chain, walk the contents
5308         of each basic block instead.
5309         (compute_sets, compute_hash_table_work): Likewise.
5310         (constprop_register): Change int 'alter_jumps' argument to bool.
5311         (do_local_cprop): Likewise.
5312         (local_cprop_pass): Likewise.  Also walk basic blocks instead of
5313         the insn chain.  Explicitly clear the cselib tables after finishing
5314         one basic block.  Make sure there are no unterminated libcall blocks.
5315         Update compute_sets call.
5316         (cprop): Walk basic blocks instead of the insn chain.
5317         (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
5318         Likewise.
5319         (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
5320         one_cprop_pass calls.
5322 2005-04-10  Richard Sandiford  <rsandifo@redhat.com>
5324         * combine.c (combine_simplify_rtx): Remove a transformation that
5325         relies on an invalid assumption about rtl sign-extension semantics.
5327 2005-04-10  Richard Sandiford  <rsandifo@redhat.com>
5329         * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
5330         to build_int_cst_wide.
5332 2005-04-09  Alexandre Oliva  <aoliva@redhat.com>
5334         PR target/20126
5335         * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
5336         set the original address pseudo to the correct value before the
5337         original insn, if possible, and leave the insn alone, otherwise
5338         create a new pseudo, set it and replace it in the insn.
5339         * recog.c (validate_change_maybe_volatile): New.
5340         * recog.h (validate_change_maybe_volatile): Declare.
5342 2005-04-09  Caroline Tice  <ctice@apple.com>
5344         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5345         Remove targetm.have_named_sections test.
5346         (fix_edges_for_rarely_executed_code): Likewise.
5347         (insert_section_boundary_note): Likewise.
5348         (reorder_basic_blocks): Check partitioning flag before calling
5349         verify_hot_cold_block_grouping.
5350         * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5351         the function struct rather than global variables.
5352         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5353         (COLD_END_LABEL): Likewise
5354         (cold_text_section_label): New static global variable.
5355         (cold_end_label): Likewise.
5356         (dwarf2out_switch_text_section): Get hot/cold section labels from
5357         the function struct rather than global variables.
5358         (output_aranges): Use cold_text_section_label and cold_end_label;
5359         check partitioning flag before putting out delta.
5360         (output_ranges): Remove incorrect code attempting to use
5361         hot/cold labels.
5362         (output_line_info): Get cold section label from function struct.
5363         (add_location_or_const_value_attribute): Likewise.
5364         (get_subprogram_die): Get hot/cold section labels from function struct.
5365         (dwarf2out_var_location): Likewise.
5366         (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5367         write out cold_text_section_label if partition flag is set.
5368         (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5369         * function.h (struct function): Add new fields to point to hot/cold
5370         section labels: hot_section_label, cold_section_label,
5371         hot_section_end_label and cold_section_end_label; also add new field
5372         for cold text section name, unlikely_text_section_name.
5373         * opts.c (decode_options): Turn off partitioning flag if
5374         !targetm.have_named_sections.
5375         * output.h (hot_section_label): Remove.
5376         (hot_section_end_label): Remove.
5377         (cold_section_end_label): Remove.
5378         (unlikely_section_label): Remove.
5379         (unlikely_text_section_name): Remove.
5380         * passes.c (rest_of_handle_final):  Remove code that frees
5381         unlikely_text_section_name.
5382         * varasm.c (unlikely_section_label): Remove.
5383         (hot_section_label): Remove.
5384         (hot_section_end_label): Remove.
5385         (cold_section_end_label): Remove.
5386         (unlikely_text_section_name):  Remove.
5387         (initialize_cold_section_name): Modify to call
5388         targetm.strip_name_encoding; to store cold section name in current
5389         function struct, if it exists; and to only use the decl_section_name
5390         if flag_named_sections is true.
5391         (unlikely_text_section): Modify to get section name out of current
5392         function struct, if there is one; otherwise build it from
5393         UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5394         (in_unlikely_text_section): Likewise.
5395         (named_section): Modify to get/put cold section name in current function
5396         struct, if there is one.
5397         (function_section):  Change 'bool unlikely' to 'int reloc'; check
5398         targetm.have_named_sections before calling named_section.
5399         (current_function_section): Likewise.
5400         (assemble_start_function): Modify to get/put unlikely_text_section_name
5401         in current function struct; modify to get hot/cold section labels
5402         from function struct; initialize labels using
5403         ASM_GENERATE_INTERNAL_LABEL;
5404         test partitioning flag before writing out hot section label.
5405         (assemble_end_function): Test partitioning flag before writing out
5406         hot/cold section labels.
5407         (default_section_type_flags_1):  Modify to use array instead of
5408          char* for unlikely_text_section_name; set flags correctly for
5409          cold text section if there is not a current function decl.
5411 2005-04-09  Jakub Jelinek  <jakub@redhat.com>
5413         * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5414         and TI_VA_LIST_FPR_COUNTER_FIELD.
5415         (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5416         * tree-pass.h (pass_stdarg): Add.
5417         * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5418         * tree-stdarg.c: New file.
5419         * tree-stdarg.h: New file.
5420         * Makefile.in (OBJS-common): Add tree-stdarg.o.
5421         (tree-stdarg.o): Add dependencies.
5422         * function.h (struct function): Add va_list_gpr_size and
5423         va_list_fpr_size fields.
5424         * function.c (allocate_struct_function): Initialize them.
5425         * target.h (struct gcc_target): Add stdarg_optimize_hook.
5426         * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5427         (TARGET_INITIALIZER): Add it.
5429         * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5430         va_list_{g,f}pr_counter_field.
5431         (ix86_setup_incoming_varargs): Don't do anything if reg_save
5432         area will not be used.  Only save registers that tree-stdarg.c
5433         detected they need saving.
5434         (ix86_va_start): Don't set up fields that won't be used.
5436         * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5437         va_list_{g,f}pr_counter_field.
5438         (setup_incoming_varargs): Don't do anything if reg_save
5439         area will not be used.  Only save registers that tree-stdarg.c
5440         detected they need saving.
5441         (rs6000_va_start): Don't set up fields that won't be used.
5443         * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
5444         (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
5445         (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
5446         (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5448 2005-04-09  Jakub Jelinek  <jakub@redhat.com>
5450         PR target/20795
5451         * config/i386/i386.c (construct_container): Pass empty aligned
5452         struct, union or class in memory.
5454 2005-04-09  Kazu Hirata  <kazu@cs.umass.edu>
5456         * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
5457         tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
5458         config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
5459         config/rs6000/predicates.md: Fix comment typos.
5461         * sched-int.h (haifa_insn_data): Remove blockage and units.
5462         (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
5463         ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
5464         MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
5466 2005-04-09  Jan Hubicka  <jh@suse.cz>
5467             Steven Bosscher  <stevenb@suse.de>
5469         * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
5470         * cfgloop.c (get_loop_exit_edges): Likewise.
5471         * cfgloopmanip.c (fix_irreducible_loops): Likewise.
5472         (unloop): Likewise.
5473         * loop-unroll.c (analyze_insns_in_loop): Likewise.
5474         * tree-cfg.c (dump_cfg_status): Likewise.
5476 2005-04-09  David Edelsohn  <edelsohn@gnu.org>
5478         * config/rs6000/predicates.md (altivec_register_operand): Remove
5479         redundant match_code test.
5480         (gpc_reg_operand): Same.
5481         (cc_reg_operand): Same.
5482         (cc_reg_not_cr0_operand): Same.
5484 2005-04-09  Jan Hubicka  <jh@suse.cz>
5486         Forgotten hunk from my last merge patch:
5487         * final.c (output_addr_const): Do not call mark_referenced.
5489 2005-04-09  Andrew MacLeod  <amacleod@redhat.com>
5491         * doc/tree-ssa.texi: Add immediate use documentation.
5493 2005-04-09  Richard Earnshaw <richard.earnshaw@arm.com>
5495         * arm.c (FL_WBUF): Define.
5496         (arm_tune_strongarm): Renamed from arm_is_strong.  All uses changed.
5497         (arm_is_6_or_7): Delete.
5498         (arm_tune_wbuf): New.
5499         (arm_override_options): Set arm_tune_wbuf.
5500         * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
5501         (arm_is_6_or_7): Delete declaration.
5502         (arm_tune_wbuf): New declartion.
5503         * arm.md (is_strongarm): Derive from arm_tune_strongarm.
5504         (model_wbuf): Derive from arm_tune_wbuf.
5505         * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
5506         (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
5507         (arm740t): Mark CPUs as having a write buffer.
5509 2005-04-09  Uros Bizjak  <uros@kss-loka.si>
5511         * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
5512         of 'const_double_operand' in operand 2 constraints.  Update enable
5513         condition.
5515 2005-04-09  Uros Bizjak  <uros@kss-loka.si>
5517         * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
5518         (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
5519         * optabs.h (enum optab_index): Add new OTI_lfloor.
5520         (lfloor_optab): Define corresponding macro.
5521         * optabs.c (init_optabs): Initialize lfloor_optab.
5522         * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
5523         and lfloordi2 patterns.
5524         * builtins.c (expand_builtin_int_roundingfn): New prototype.
5525         (expand_builtin_int_roundingfn): New function.
5526         (fold_builtin_int_roundingfn): New prototype.
5527         (fold_builtin_int_roundingfn): New function, renamed from
5528         fold_builtin_lround.
5529         Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
5530         BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
5531         (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
5532         BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
5533         (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
5534         (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
5535         BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
5536         * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
5537         into lfloor built-in function and (long long int)floor{,f,l} into
5538         llfloor built-in function.
5539         * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
5540         BUILT_IN_LLFLOOR.
5542 2005-04-08  Ian Lance Taylor  <ian@airs.com>
5544         * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
5545         CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
5546         * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
5547         (DO_COND, DO_BODY): Likewise.
5548         (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
5549         (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
5550         (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
5551         BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
5552         (build_continue_stmt, build_break_stmt): Don't declare.
5553         (c_do_switch_warnings): Update declaration.
5554         * c-gimplify.c (enum bc_t): Remove.
5555         (struct c_gimplify_ctx, ctxp): Remove.
5556         (push_context, pop_context): Remove static functions.
5557         (c_genericize): Don't call push_context or pop_context.
5558         (begin_bc_block, finish_bc_block): Remove static functions.
5559         (build_bc_goto): Likewise.
5560         (gimplify_c_loop): Likewise.
5561         (gimplify_for_stmt, gimplify_while_stmt): Likewise.
5562         (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
5563         (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
5564         DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
5565         * c-common.c (c_do_switch_warnings): Rename from
5566         c_do_switch_warnings_1.
5567         (c_do_switch_warnings) [old version]: Remove.
5568         (c_do_switch_expr_warnings): Remove.
5569         * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
5570         function instead of c_do_switch_expr_warnings.
5571         * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
5572         CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
5573         * c-pretty-print.c (pp_c_statement): Likewise.
5574         * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
5576 2005-04-08  Devang Patel  <dpatel@apple.com>
5578         * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
5579         While selecting replacement condition pay attention to loop header.
5581 2005-04-08  Diego Novillo  <dnovillo@redhat.com>
5583         Merge from tree-cleanup-branch: VRP, store CCP, store
5584             copy-prop, incremental SSA updating of FUD chains and
5585             newly exposed symbols.
5587         * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
5588         (OBJS-common): Add tree-vrp.o.
5589         (tree-vrp.o): New rule.
5590         * basic-block.h (nearest_common_dominator_for_set): Declare.
5591         * common.opt (ftree-store-ccp): New flag.
5592         (ftree-copy-prop): New flag.
5593         (ftree-vrp): New flag.
5594         (ftree-store-copy-prop): New flag.
5595         * dominance.c (nearest_common_dominator_for_set): New.
5596         * domwalk.c (walk_dominator_tree): Only traverse
5597         statements in blocks marked in walk_data->interesting_blocks.
5598         * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
5599         * fold-const.c (fold): Handle ASSERT_EXPR.
5600         * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
5601         Set flag_tree_store_ccp, flag_tree_store_copy_prop and
5602         flag_tree_vrp at -O2.
5603         * timevar.def (TV_TREE_VRP): Define.
5604         (TV_TREE_COPY_PROP): Define.
5605         (TV_TREE_STORE_COPY_PROP): Define.
5606         (TV_TREE_SSA_INCREMENTAL): Define.
5607         (TV_TREE_STORE_CCP): Define.
5608         * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
5609         to kill_redundant_phi_nodes from comment.
5610         (verify_expr): Handle ASSERT_EXPR.
5611         * tree-dfa.c (mark_new_vars_to_rename): Remove second
5612         argument.  Update all users.
5613         (mark_call_clobbered_vars_to_rename): Remove.  Update all
5614         users.
5615         * tree-flow-inline.h (unmodifiable_var_p): New.
5616         * tree-flow.h (enum value_range_type): Declare.
5617         (struct value_range_def): Declare.
5618         (value_range): Declare.
5619         (remove_all_phi_nodes_for): Remove.  Update all users.
5620         (find_phi_node_for): Declare.
5621         (add_type_alias): Declare.
5622         (count_uses_and_derefs): Declare.
5623         (kill_redundant_phi_nodes): Remove.
5624         (rewrite_into_ssa): Remove.
5625         (rewrite_def_def_chains): Remove.
5626         (update_ssa, register_new_name_mapping, create_new_def_for,
5627         need_ssa_update_p, name_registered_for_update_p,
5628         release_ssa_name_after_update_ssa, dump_repl_tbl,
5629         debug_repl_tbl, dump_names_replaced_by,
5630         debug_names_replaced_by, mark_sym_for_renaming,
5631         mark_set_for_renaming, get_current_def, set_current_def,
5632         get_value_range, dump_value_range, debug_value_range,
5633         dump_all_value_ranges, debug_all_value_ranges,
5634         expr_computes_nonzero, loop_depth_of_name,
5635         unmodifiable_var_p): Declare.
5636         * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
5637         ASSERT_EXPR.
5638         * tree-into-ssa.c (block_defs_stack): Update comment.
5639         (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
5640         syms_to_rename, names_to_release, repl_tbl,
5641         need_to_initialize_update_ssa_p, need_to_update_vops_p,
5642         need_to_replace_names_p): New locals.
5643         (NAME_SETS_GROWTH_FACTOR): Define.
5644         (struct repl_map_d): Declare.
5645         (struct mark_def_sites_global_data): Add field
5646         interesting_blocks.
5647         (enum rewrite_mode): Declare.
5648         (REGISTER_DEFS_IN_THIS_STMT): Define.
5649         (compute_global_livein): Use last_basic_block instead of
5650         n_basic_blocks.
5651         (set_def_block): Remove last argument.  Update all callers.
5652         (prepare_use_operand_for_rename): Remove.  Update all callers.
5653         (prepare_def_operand_for_rename): Remove.  Update all callers.
5654         (symbol_marked_for_renaming): New.
5655         (is_old_name): New.
5656         (is_new_name): New.
5657         (repl_map_hash): New.
5658         (repl_map_eq): New.
5659         (repl_map_free): New.
5660         (names_replaced_by): New.
5661         (add_to_repl_tbl): New.
5662         (add_new_name_mapping): New.
5663         (mark_def_sites): Assume that all the operands in the
5664         statement are in normal form.
5665         (find_idf): Assert that the block in the stack is valid.
5666         (get_default_def_for): New.
5667         (insert_phi_nodes_for): Add new argument 'update_p'.
5668         Add documentation.
5669         If update_p is true, add a new mapping between the LHS of
5670         each new PHI and the name that it replaces.
5671         (insert_phi_nodes_1): Only call find_idf if needed.
5672         (get_reaching_def): Call get_default_def_for.
5673         (rewrite_operand): Remove.
5674         (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
5675         and REWRITE_THIS_STMT are false.
5676         Assume that all the operands in the statement are in
5677         normal form.
5678         (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
5679         (rewrite_virtual_phi_arguments): Remove.
5680         (invalidate_name_tags): Remove.
5681         (register_new_update_single, register_new_update_set,
5682         rewrite_update_init_block, replace_use,
5683         rewrite_update_fini_block, rewrite_update_stmt,
5684         rewrite_update_phi_arguments): New.
5685         rewrite_blocks): Remove argument 'fix_virtual_phis'.
5686         Add arguments 'entry', 'what' and 'blocks'.
5687         Initialize the dominator walker according to 'what' and
5688         'blocks'.
5689         Start the dominator walk at 'entry'.
5690         (mark_def_site_blocks): Add argument 'interesting_blocks'.
5691         Use it to configure the dominator walker.
5692         (rewrite_into_ssa): Remove argument 'all'.
5693         Make internal.
5694         (rewrite_all_into_ssa): Remove.
5695         (rewrite_def_def_chains): Remove.
5696         (mark_def_interesting, mark_use_interesting,
5697         prepare_phi_args_for_update, prepare_block_for_update,
5698         prepare_def_site_for, prepare_def_sites,
5699         dump_names_replaced_by, debug_names_replaced_by,
5700         dump_repl_tbl, debug_repl_tbl, init_update_ssa,
5701         delete_update_ssa, create_new_def_for,
5702         register_new_name_mapping, mark_sym_for_renaming,
5703         mark_set_for_renaming, need_ssa_update_p,
5704         name_registered_for_update_p, ssa_names_to_replace,
5705         release_ssa_name_after_update_ssa,
5706         insert_updated_phi_nodes_for, update_ssa): New.
5707         * tree-loop-linear.c (linear_transform_loops): Call
5708         update_ssa instead of rewrite_into_ssa.
5709         * tree-optimize.c (vars_to_rename): Remove.
5710         Update all users.
5711         (init_tree_optimization_passes): Replace
5712         pass_redundant_phi with pass_copy_prop.
5713         Add pass_vrp.
5714         Replace pass_ccp with pass_store_ccp.
5715         Add pass_store_copy_prop after pass_store_ccp.
5716         (execute_todo): If the TODO_ flags don't include updating
5717         the SSA form, assert that it does not need to be updated.
5718         Call update_ssa instead of rewrite_into_ssa and
5719         rewrite_def_def_chains.
5720         If TODO_verify_loops is set, call verify_loop_closed_ssa.
5721         (tree_rest_of_compilation):
5722         * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
5723         TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
5724         TODO_cleanup_cfg): Renumber.
5725         (TODO_verify_loops, TODO_update_ssa,
5726         TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5727         TODO_update_ssa_only_virtuals): Define.
5728         (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
5729         Declare.
5730         * tree-phinodes.c (make_phi_node): Update documentation.
5731         (remove_all_phi_nodes_for): Remove.
5732         (find_phi_node_for): New.
5733         * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
5734         * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
5735         (interpret_rhs_modify_expr): Likewise.
5736         * tree-sra.c (decide_instantiations): Mark all symbols in
5737         SRA_CANDIDATES for renaming.
5738         (mark_all_v_defs_1): Rename from mark_all_v_defs.
5739         (mark_all_v_defs): New function.  Update all users to call it
5740         with the whole list of scalarized statements, not just the
5741         first one.
5742         * tree-ssa-alias.c (count_ptr_derefs): Make extern.
5743         (compute_flow_insensitive_aliasing): If the tag is
5744         unmodifiable and the variable isn't or vice-versa, don't
5745         make them alias of each other.
5746         (setup_pointers_and_addressables): If the type tag for
5747         VAR is about to change, mark the old one for renaming.
5748         (add_type_alias): New.
5749         * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
5750         (ccp_lattice_t): Rename from latticevalue.
5751         (value): Remove.  Update all users.
5752         (const_val): New local variable.
5753         (do_store_ccp): New local variable.
5754         (dump_lattice_value): Handle UNINITIALIZED.
5755         (debug_lattice_value): New.
5756         (get_default_value): Re-write.
5757         (set_lattice_value): Re-write.
5758         (def_to_varying): Remove.  Update all users.
5759         (likely_value): Return VARYING for statements that make
5760         stores when STORE_CCP is false.
5761         Return VARYING for any statement other than MODIFY_EXPR,
5762         COND_EXPR and SWITCH_EXPR.
5763         (ccp_initialize): Re-write.
5764         (replace_uses_in, replace_vuse_in, substitute_and_fold):
5765         Move to tree-ssa-propagate.c.
5766         (ccp_lattice_meet): Handle memory stores when
5767         DO_STORE_CCP is true.
5768         (ccp_visit_phi_node): Likewise.
5769         (ccp_fold): Likewise.
5770         (evaluate_stmt): Likewise.
5771         (visit_assignment): Likewise.
5772         (ccp_visit_stmt): Likewise.
5773         (execute_ssa_ccp): Add argument 'store_ccp'.  Copy it
5774         into DO_STORE_CCP.
5775         (do_ssa_ccp): New.
5776         (pass_ccp): Use it.
5777         (do_ssa_store_ccp): New.
5778         (gate_store_ccp): New.
5779         (pass_store_ccp): Declare.
5780         * tree-ssa-copy.c: Include tree-ssa-propagate.h.
5781         (may_propagate_copy): Reformat.
5782         Don't abort if ORIG is a virtual and DEST isn't.
5783         If NEW does not have alias information but DEST does,
5784         copy it.
5785         (copy_of, cached_last_copy_of, do_store_copy_prop, enum
5786         copy_prop_kind, which_copy_prop): Declare.
5787         (stmt_may_generate_copy, get_copy_of_val,
5788         get_last_copy_of, set_copy_of_val, dump_copy_of,
5789         copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
5790         copy_prop_visit_stmt, copy_prop_visit_phi_node,
5791         init_copy_prop, fini_copy_prop, execute_copy_prop,
5792         gate_copy_prop, do_copy_prop, gate_store_copy_prop,
5793         store_copy_prop): New.
5794         (pass_copy_prop, pass_store_copy_prop): Declare.
5795         * tree-ssa-dom.c (struct opt_stats_d): Add fields
5796         'num_const_prop' and 'num_copy_prop'.
5797         (cprop_operand): Update them.
5798         (dump_dominator_optimization_stats): Dump them.
5799         (tree_ssa_dominator_optimize): Call update_ssa instead of
5800         rewrite_into_ssa.
5801         (loop_depth_of_name): Declare extern.
5802         (simplify_cond_and_lookup_avail_expr): Guard against NULL
5803         values for LOW or HIGH.
5804         (cprop_into_successor_phis): Only propagate if NEW != ORIG.
5805         (record_equivalences_from_stmt): Call expr_computes_nonzero.
5806         (cprop_operand): Only propagate if VAL != OP.
5807         * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
5808         statement for renaming.
5809         * tree-ssa-loop-im.c (move_computations): Call update_ssa.
5810         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
5811         add_type_alias if necessary.
5812         Call mark_new_vars_to_rename.
5813         (tree_ssa_iv_optimize): If new symbols need to be renamed,
5814         mark every statement updated, call update_ssa and
5815         rewrite_into_loop_closed_ssa.
5816         * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
5817         from LIVEIN if VAR is a virtual.
5818         * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
5819         * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
5820         (get_call_expr_operands): Reformat statement.
5821         (add_stmt_operand): Don't create V_MAY_DEFs for read-only
5822         symbols.
5823         * tree-ssa-propagate.c (ssa_prop_init): Initialize
5824         SSA_NAME_VALUE for every name.
5825         (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5826         get_value_loaded_by): New.
5827         (replace_uses_in, replace_vuses_in, replace_phi_args_in,
5828         substitute_and_fold): Move from tree-ssa-ccp.c.
5829         * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
5830         first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5831         get_value_loaded_by, replace_uses_in, substitute_and_fold):
5832         Declare.
5833         * tree-ssa.c (verify_use): Fix error message.
5834         (propagate_into_addr, replace_immediate_uses, get_eq_name,
5835         check_phi_redundancy, kill_redundant_phi_nodes,
5836         pass_redundant_phi): Remove.  Update all users.
5837         * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5838         add_type_alias, if necessary.
5839         * tree-vectorizer.h (struct _stmt_vect_info): Update
5840         documentation for field 'memtag'.
5841         * tree-vrp.c: New file.
5842         * tree.def (ASSERT_EXPR): Define.
5843         * tree.h (ASSERT_EXPR_VAR): Define.
5844         (ASSERT_EXPR_COND): Define.
5845         (SSA_NAME_VALUE_RANGE): Define.
5846         (struct tree_ssa_name): Add field 'value_range'.
5847         (PHI_REWRITTEN): Remove.
5848         (struct tree_phi_node): Remove field 'rewritten'.
5849         * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
5850         -ftree-store-copy-prop): Document.
5851         * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
5852         Document usage of update_ssa.
5854 2005-04-08  David Edelsohn  <edelsohn@gnu.org>
5856         PR target/20814
5857         * config/rs6000/predicates.md (altivec_register_operand): Accept
5858         SUBREG.
5859         (and64_operand): Do not limit CONST_INT to mask64_operand.
5860         (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
5861         (and_operand): Do not limit CONST_INT to mask_operand.
5863 2005-04-09  Hans-Peter Nilsson  <hp@axis.com>
5865         PR rtl-optimization/20466
5866         * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
5867         for overlap of the address of each list member.
5868         (mark_set_1): Call invalidate_mems_from_set for MEMs too.
5870 2005-04-08  Mike Stump  <mrs@apple.com>
5872         * config/darwin.c (indirect_data): Fix typo in strncmp logic.
5874         * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
5875         instead of 4.
5877 2005-04-08  Kazu Hirata  <kazu@cs.umass.edu>
5879         * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
5881         * function.c (push_function_context_to): Don't set
5882         contains_functions.
5883         * function.h (function): Remove contains_functions.
5884         (current_function_contains_functions): Remove.
5886         * function.h (function): Remove instrument_entry_exit.
5887         (current_function_instrument_entry_exit): Remove.
5889         * function.h (nonlocal_labels): Remove.
5891         * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
5893         * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
5894         (check_attr_value, write_attr_get, write_expr_attr_cache,
5895         find_attr, make_internal_attr): Don't reference negative_ok or
5896         unsigned_p.
5897         * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
5898         ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
5899         (ATTR_STATIC): Adjust the value.
5901         * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
5903 2005-04-08  Ulrich Weigand  <uweigand@de.ibm.com>
5905         * config/s390/tpf.h (ASM_SPEC): Define.
5907 2005-04-08  Kazu Hirata  <kazu@cs.umass.edu>
5909         * tree-flow.h: Remove the prototype for
5910         redirect_immediate_uses.
5911         (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
5913 2005-04-08  Richard Earnshaw  <richard.earnshaw@arm.com>
5915         * arm.c (arm_const_double_by_parts): New function.
5916         * arm-protos.h (arm_const_double_by_parts): Add prototype.
5917         * arm.md (define_split for 64-bit constants): Add another one.
5919 2005-04-08  Andrew MacLeod  <amacleod@redhat.com>
5921         * tree-ssa-operands.c (correct_use_link): Remove linear scan.
5923 2005-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5925         * system.h: Revert last change.
5927 2005-04-08  Richard Sandiford  <rsandifo@redhat.com>
5929         * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
5930         (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
5931         (TARGET_SWITCHES): Delete.
5932         * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5933         * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
5934         TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
5935         * config/xtensa/xtensa.opt: New file.
5937 2005-04-08  Ben Elliston  <bje@au.ibm.com>
5939         * config/fp-bit.c: Include L_mul_tf in #endif comment.
5940         * config/fp-bit.h: Tidy comments.
5942 2005-04-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5944         * system.h: Poison PARAMS.
5946 2005-04-07  Richard Sandiford  <rsandifo@redhat.com>
5948         * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
5949         (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
5950         (TARGET_SWITCHES): Delete.
5951         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5952         * config/vax/vax.opt: New file.
5954 2005-04-07  Daniel Berlin  <dberlin@dberlin.org>
5956         * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
5958 2005-04-07  Ian Lance Taylor  <ian@airs.com>
5960         * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
5961         define.
5962         * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
5963         * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
5964         Likewise.
5966 2005-04-07  Kazu Hirata  <kazu@cs.umass.edu>
5968         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
5969         all immediate uses in PHI nodes.
5971 2005-04-07  Richard Earnshaw  <richard.earnshaw@arm.com>
5973         * arm.c (arm_const_double_inline_cost): Handle any constant by
5974         using gen_lowpart and gen_highpart_mode.
5975         (note_invalid_constants): All constants in an RTX with a constraint
5976         that permits memory are now pushed to the constant pool.
5977         (output_move_double): Delete code to handle reg to reg and
5978         constant to reg moves.
5979         (const_double_needs_minipool, output_mov_immediate): Delete.
5980         * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
5981         CONST_INT and CONST_VECTOR.
5982         * arm.md (ANY64): New mode macro.
5983         (arm_movdi): Split reg-reg and const-reg moves.  Simplify constraints.
5984         (movdf_soft_insn): Split reg-reg and const-reg moves.
5985         (split patterns for 64-bit constant and register moves): New.
5986         * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
5987         (cirrus_movdf_hard_insn): Likewise.
5988         * fpa.md (movdf_fpa): Likewise.
5989         * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
5990         (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
5991         constraints.
5992         (movv2si_internal_2): Likewise.
5993         * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
5994         (movdf_vfp): Likewise.
5995         * arm-protos.h (output_mov_immediate): Delete prototype.
5997 2005-04-07  Joseph S. Myers  <joseph@codesourcery.com>
5999         PR target/20093
6000         * simplify-rtx.c (simplify_unary_operation_1): Check
6001         SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
6003 2005-04-06  James E Wilson  <wilson@specifixinc.com>
6005         PR target/20717
6006         * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
6007         ADDR_EXPR.
6009 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
6011         * coverage.h (GCOV_TYPE_NODE): Delete.
6012         * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
6013         (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
6014         * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
6015         (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
6016         * value-prof.c (tree_divmod_fixed_value_transform): Delete.
6018 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
6020         PR other/20792
6021         * Makefile.in (gcc.pot): Remove options.c dependency.
6022         * optc-gen.awk: Don't quote help strings with N_().
6024 2005-04-06  James A. Morrison  <phython@gcc.gnu.org>
6026         * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
6027         the function returns a pointer type.
6029 2005-04-06  Daniel Berlin  <dberlin@dberlin.org>
6031         * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
6032         * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
6033         * doc/invoke.texi: Documnet salias-max-implicit-fields.
6034         * tree-ssa-alias.c (struct used_part): Add implicit_uses and
6035         explicit_uses members.
6036         (get_or_create_used_part_for): Initialize new fields.
6037         (fieldoff_compare): New function.
6038         (create_overlap_variables_for): Count number of fields, use
6039         heuristic to determine whether to create subvars for vars with
6040         only implicit uses.
6041         Sort the field list by offset and avoid creating duplicate SFT's.
6043 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
6045         * c.opt (-F): Remove trailing whitespace from help string.
6046         (-finput-charset): Use a tab to separate the switch name and help
6047         string.
6048         * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
6049         (-ftree-vectorizer-verbose): Likewise.
6051 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
6053         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
6054         a PHI argument where a use occurs instead of all PHI arguments.
6056 2005-04-06  Joseph S. Myers  <joseph@codesourcery.com>
6058         * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
6059         scope.
6061 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
6063         * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
6064         tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
6065         config/bfin/bfin.h: Fix comment typos.
6067 2005-04-06  Ranjit Mathew  <rmathew@hotmail.com>
6069         * doc/install.texi: Update the URL for Jacks.
6070         * doc/sourcebuild.texi: Likewise.
6072 2005-04-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
6074         PR target/17245
6075         * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
6076         Revert 2004-10-08 patch.  Reject TFmode LO_SUM in 32-bit mode.
6078 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
6080         * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
6082 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
6084         * config/v850/v850-protos.h (override_options): Delete.
6085         * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
6086         (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
6087         (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
6088         (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
6089         (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
6090         (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
6091         (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
6092         (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
6093         (OVERRIDE_OPTIONS): Delete.
6094         (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
6095         (small_memory_info): Remove the value field.
6096         (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
6097         TARGET_NO_APP_REGS.
6098         * config/v850/v850.c (small_memory): Remove the value field.
6099         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6100         (override_options): Delete.
6101         (v850_handle_memory_option, v850_handle_option): New functions.
6102         * config/v850/v850.opt: New file.
6104 2005-04-06  Geoffrey Keating  <geoffk@apple.com>
6106         * config.host: Add a section for generic hosts, and a subsection
6107         for Darwin.  Add a case for x86-darwin.  Update ppc-darwin case.
6108         * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
6109         * config/host-darwin.h: New.
6110         * config/x-darwin: New.
6111         * config/i386/host-i386-darwin.c: New.
6112         * config/i386/x-darwin: New.
6113         * config/rs6000/host-darwin.c: Include host-darwin.h.
6114         (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
6115         (darwin_rs6000_gt_pch_use_address): Likewise.
6116         * config/rs6000/x-darwin: Change name of .o built, update
6117         dependencies for changes to rs6000/host-darwin.c.
6119 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
6121         PR target/17824
6122         * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
6124 2005-04-06  Dorit Naishlos  <dorit@il.ibm.com>
6126         * tree-vect-analyze.c (vect_analyze_loop_form): Call
6127         split_loop_exit_edge instead of loop_split_edge_with.
6129 2005-04-06  Paolo Bonzini  <bonzini@gnu.org>
6131         * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
6132         UNSPEC_SET_VSCR): New constants, used throughout.
6133         (*andc3_v4sf): New.
6134         (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
6135         Replace with...
6136         (altivec_vspltis<VI_char>): ... this pattern, using
6137         a QImode const_int_operand for the immediate.
6138         (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
6139         define_expands.
6141 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
6143         PR target/17822
6144         * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
6146 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
6148         * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
6150 2005-04-06  Ben Elliston  <bje@au.ibm.com>
6152         * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
6153         DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
6154         macros as living in "this file" and not gcc.h.
6156 2005-04-06  Ben Elliston  <bje@au.ibm.com>
6158         * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
6159         -ftree-live_range_split.  Perhaps renamed at some point?
6161 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
6163         PR target/20625
6164         * tree-ssa-loop-ivopts.c (generic_type_for): New function.
6165         (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
6167 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
6169         * tree-flow.h (number_of_iterations_cond): Declaration removed.
6170         * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
6171         (number_of_iterations_special): New function.
6172         (number_of_iterations_exit): Use number_of_iterations_special.
6173         Use simplify_using_outer_evolutions only at -O3.
6174         (number_of_iterations_cond, tree_simplify_using_condition,
6175         simplify_using_initial_conditions, loop_niter_by_eval,
6176         compare_trees, can_count_iv_in_wider_type_bound,
6177         simplify_using_outer_evolutions): Use fold_build.
6179 2005-04-05  Thomas Fitzsimmons  <fitzsim@redhat.com>
6181         * doc/install.texi (Configuration): Document --with-java-home.
6183 2005-04-05  Richard Henderson  <rth@redhat.com>
6185         PR target/20342
6186         PR target/20447
6187         * config/i386/i386.c (print_operand): Handle vector zeros.
6188         (ix86_split_to_parts): Handle CONST_VECTOR.
6189         (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
6190         (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
6191         what modes to tie for MMX and SSE registers.
6192         * config/i386/i386.h (MMX_REG_MODE_P): Remove.
6193         * config/i386/i386.md: Extend move 0 -> xor peephole to apply
6194         to vector modes as well.
6195         * config/i386/predicates.md (const0_operand): Handle VOIDmode
6196         properly as an input mode.
6198 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
6200         * tree-ssa-operands.c (verify_abort): Use %p for pointers.
6202 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
6204         * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
6206 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
6208         * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
6209         and local functions, set sse_nregs to 8 and float_in_sse.
6210         (function_arg_advance, function_arg): If float_in_sse, pass
6211         SFmode and DFmode arguments in SSE registers.
6212         * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
6214         * config/i386/i386.c (ix86_value_regno): Only optimize local functions
6215         of -funit-at-a-time.
6217 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
6219         * config/i386/i386-protos.h (ix86_function_value): Accept two
6220         arguments, like the target macro.
6221         * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
6222         * config/i386/i386.c (ix86_function_value): Accept the second
6223         argument of the target macro.
6224         (ix86_function_ok_for_sibcall): Pass a function pointer to
6225         ix86_function_value.
6226         (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
6227         call to ix86_value_regno).
6228         (ix86_value_regno): Add support for returning floating point values
6229         in SSE registers.
6231 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
6233         PR tree-optimization/20076
6234         * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
6235         that call __builtin_return or __builtin_apply_args.
6237 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
6239         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
6240         Use immediate use iterator.
6241         (stmt_is_bumper_for_loop): Use immediate use iterator.
6242         * predict.c (strip_builtin_expect): Use update_stmt.
6243         * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
6244         on all elements of a STATEMENT_LIST.
6245         (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
6246         (bsi_remove): Remove imm_use links and mark the stmt as modified.
6247         (bsi_replace): Mark stmt as modified and the update it.
6248         * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
6249         (expand_complex_libcal): Call update_stmt.
6250         (expand_complex_comparison): Call mark_stmt_modified.
6251         (expand_complex_operations_1): Call update_stmt_if_modified.
6252         (expand_vector_operations_1): Call mark_stmt_modified.
6253         * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
6254         compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
6255         add_immediate_use, redirect_immediate_use,
6256         redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
6257         dump_immediate_uses_for, debug_immediate_uses_for): Delete.
6258         (mark_new_vars_to_rename): Call update_stmt.
6259         * tree-dump.c (dump_option_value_in): Add "stmtaddr".
6260         * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
6261         Ignore PHI nodes.
6262         (unmodify_stmt): Delete.
6263         (update_stmt): New.  Force an update of a stmt.
6264         (update_stmt_if_modified): update a stmt if it is out of date.
6265         (get_stmt_operands): Verify stmt is NOT modified.
6266         (stmt_modified_p): Update comment.
6267         (delink_imm_use): Remove a use node from its immuse list.
6268         (link_imm_use_to_list): Link a use node to a specific list.
6269         (link_imm_use): Link a node to the correct list.
6270         (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
6271         it in the correct list, if appropriate.
6272         (link_imm_use_stmt): Link a use node, and set the stmt pointer.
6273         (relink_imm_use): Link a use node in place of another node in a list.
6274         (relink_imm_use_stmt): LInk a node in place of another node, and set
6275         the stmt pointer.
6276         (end_safe_imm_use_traverse): New.  Terminate a safe immuse iterator.
6277         (end_safe_imm_use_p): New.  Check for the end of a safe immuse iterator.
6278         (first_safe_imm_use): New.  Initialize a safe immuse iterator.
6279         (next_safe_imm_use): New.  Proceed to next safe immuse iterator value.
6280         (end_readonly_imm_use_p): New.  Check for end of a fast immuse iterator.
6281         (first_readonly_imm_use): New.  Initialize a fast immuse iterator.
6282         (next_readonly_imm_use): New.  Get the next fast immuse iterator value.
6283         (has_zero_uses): New.  Return true if there are no uses of a var.
6284         (has_single_use): New.  Return true if there is only a single use of a
6285         variable.
6286         (single_imm_use): New.  Return the simgle immediate use.
6287         (num_imm_uses): New.  Return the number of immediate uses.
6288         (get_v_must_def_ops): Use is now a pointer.
6289         (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
6290         get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
6291         the use node.
6292         (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
6293         (delink_stmt_imm_use): Delink all immuses from a stmt.
6294         (phi_arg_index_from_use): New.  Return a phi arg index for a use.
6295         * tree-flow.h (struct dataflow_d): Delete.
6296         (immediate_use_iterator_d): New.  Immediate use iterator struct.
6297         (FOR_EACH_IMM_USE_FAST): New.  Macro for read only immuse iteration.
6298         (FOR_EACH_IMM_USE_SAFE): New.  Macro for write-safe immuse iteration.
6299         (BREAK_FROM_SAFE_IMM_USE): New.  Macro for earlyu exit from write-safe
6300         iteration.
6301         (struct stmt_ann_d): Remove dataflow_t from struct.
6302         * tree-if-conv.c (tree_if_conversion).  Don't call free_df.
6303         (if_convertible_phi_p): Use FAST immuse iterator.
6304         (if_convertible_loop_p): Don't call compute_immediate_uses.
6305         (replace_phi_with_cond_modify_expr): Call update_stmt.
6306         * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
6307         update_stmt_if_modified.
6308         (rewrite_all_into_ssa): Initialize ssa operands.
6309         * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
6310         compute_immediate_uses.
6311         * tree-optimize.c (execute_todo): Call verify_ssa whenever the
6312         ssa_property is available.
6313         (execute_one_pass):  Change parameters passed to execute_todo.
6314         * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
6315         (remove_ssa_form): Call fini_ssa_operands.
6316         (insert_backedge_copies): Delete call to modify_stmt.
6317         * tree-phinodes.c (make_phi_node): Initialize use nodes.
6318         (release_phi_node): Delink any use nodes before releasing.
6319         (resize_phi_node): Relink any use nodes.
6320         (remove_phi_arg_num): Delink the use node.
6321         (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
6322         (remove_all_phi_nodes_for): Release phi node first.
6323         * tree-pretty-print.c (dump_generic_node): Print stmt address.
6324         * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
6325         (scalarize_use, scalarize_copy): Call update_stmt.
6326         * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
6327         (compute_points_to_and_addr_escape): Call mark_stmt_modified.
6328         * tree-ssa-cpp.c (need_imm_uses_for): Delete.
6329         (ccp_initialize): Remove call to compute_immediate_uses.
6330         (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
6331         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
6332         stmts.
6333         (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
6334         (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
6335         (eliminate_redundant_computations): Call mark_stmt_modified.
6336         (cprop_operand): Call mark_stmt_modified.
6337         (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
6338         * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
6339         (dse_optimize_stmt): Use new immuse interface.
6340         (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
6341         * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
6342         (substitute_single_use_vars): Use new immuse interface.
6343         (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
6344         and compute_immediate_uses.
6345         * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
6346         interface.
6347         (rewrite_mem_refs): Call update_stmt.
6348         (determine_lsm): Remove call to compute_imm_uses and free_df.
6349         * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
6350         (try_unroll_loop_completely): Call update_stmt.
6351         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
6352         (rewrite_use_compare): Call update_stmt.
6353         (compute_phi_arg_on_exit): Insert each stmt before trying to process.
6354         (rewrite_use) : Call update_stmt.
6355         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
6356         * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
6357         update_stmt.
6358         * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
6359         (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
6360         (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
6361         use nodes.
6362         (initialize_vuse_operand): New.  Initialize a vuse operand.
6363         (initialize_v_may_def_operand): New.  Initialize a maydef operand.
6364         (initialize_v_must_def_operand): New.  Initialize a mustdef operand.
6365         (finalize_ssa_defs): Use stmt parameter.
6366         (correct_use_link): Ensure a use node is in the correct list, and has
6367         the correct stmt pointer.
6368         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
6369         finalize_ssa_v_must_defs): Also initialize use nodes.
6370         (finalize_ssa_stmt_operands): Pass extra stmt operands.
6371         (build_ssa_operands): Seperate parsing from final operand construction.
6372         (parse_ssa_operands): New.  Parse entry point for operand building.
6373         (swap_tree_operands): New.  Swap 2 tree operands.
6374         (update_stmt_operands): Ranamed from get_stmt_operands.  Always builds
6375         operands.
6376         (get_expr_operands): Call swap_tree_operands when needed.
6377         (copy_virtual_operands): Use initialize routines for virtual use ops.
6378         (create_ssa_artficial_load_stmt): Add extra stmt parameter.
6379         (verify_abort): New.  Issue imm_use error.
6380         (verify_imm_links): New Verify imm_use links for a var.
6381         (dump_immediate_uses_for): New.  Dump imm_uses for a var to file.
6382         (dump_immediate_uses): New.  Dump imm_uses for all vars to file.
6383         (debug_immediate_uses): New.  Dump imm_uses for all vars to stderr.
6384         (debug_immediate_uses_for): New.  Dump imm_uses for a var to stderr.
6385         * tree-ssa-operands.h (struct use_operand_ptr): Delete.
6386         (NULL_USE_OPERAND_P) Define.
6387         (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
6388         use node.
6389         (struct vuse_operand_type): New struct.
6390         (SET_USE): Call set_ssa_use_from_ptr.
6391         (USE_STMT): Define.
6392         (PHI_ARG_INDEX_FROM_USE): Define.
6393         * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
6394         argument via SET_USE, not PHI_ARG_DEF_TREE.
6395         * tree-ssa-pre.c (eliminate): Call update_stmt.
6396         * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators.  Don't
6397         call free_df.
6398         * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
6399         (nearest_common_dominator_of_uses): Use imm_use iterator.
6400         (statement_sink_location): Use imm_use iterator and interface.
6401         (execute_sink_code): Don't call compute_immediate_uses or free-df.
6402         * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
6403         PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
6404         * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
6405         (verify_ssa): Ensure no stmt is marked modify after optimization pass
6406         if new parameter is true.
6407         (init_tree_ssa): Don't initialize operand cache here.
6408         (delete_tree_ssa): Don't destroy operand cache here.
6409         (propagate_into_addr): Pass in a use pointer, return true if anything
6410         was changed.
6411         (replace_immediate_uses): Use imm_use iterator, call update_stmt.
6412         (check_phi_redundancy): Use imm_use iterator.
6413         (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
6414         free_df.
6415         * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
6416         (release_ssa_name): Delink node and all elements in its imm_use list.
6417         * tree-tailcall.c (adjust_return_value): Call update_stmt.
6418         * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
6419         * tree-vectorizer.c (need_imm_uses_for): Delete.
6420         (vectorize_loops): Dont call compute_immediate_uses or free_df.
6421         * tree.h (struct ssa_imm_use_d): Define.
6422         (SSA_NAME_IMM_USE_NODE): Define.
6423         (struct tree_ssa_name): Add imm_use node.
6424         (PHI_DF): Delete.
6425         (PHI_ARG_IMM_USE_NODE): Define.
6426         (struct phi_arg_d): Add imm_use node.
6427         (struct tree_phi_node): Remove struct dataflow_d element.
6428         (TDF_STMTADDR): Define.
6430 2005-04-05  Dale Johannesen  <dalej@apple.com>
6432         * doc/invoke.texi (Optimization Options):  Remove
6433         duplicate -fcse-follow-jumps.  Add -fweb.
6434         (-ftree-lim):  Fix spelling (-ftree-loop-im, invariants).
6435         (-fivcanon):  Fix spelling (-ftree-loop-ivcanon).
6437 2005-04-05  Per Bothner  <per@bothner.com>
6439         * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
6440         to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
6441         (warn_uninit): Get EXPR_LOCUS from context now instead.
6442         This fixes a USE_MAPPED_LOCATION testsuite failure.
6444         * tree-ssa.c (warn_uninitialized_var): Remove useless local.
6446 2005-04-05  Per Bothner  <per@bothner.com>
6448         * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
6449         of the artification 'return 0' in main() to BUILTINS_LOCATION.
6450         * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
6451         before warning.
6453 2004-04-05  Devang Patel  <dpatel@apple.com>
6455         * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
6456         (lhsr<mode>3): ... new name.
6457         (altivec_vsra<VI_char>): Rename to ..
6458         (ashr<mode>3): ... new name.
6459         * config/rs6000/rs6000.c (builtin_description): Rename shift
6460         operations.
6462 2004-04-05  Paolo Bonzini  <bonzini@gnu.org>
6464         * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
6465         gen_lowpart_for_combine.
6466         * cse.c (gen_lowpart_if_possible): Move...
6467         * rtlhooks.c (gen_lowpart_if_possible): ... here.  Also try
6468         gen_lowpart_SUBREG.
6469         (gen_lowpart_no_emit_general): Use it.
6471 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
6473         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
6474         overriding.
6476 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
6478         * system.h: Fix typo.
6480 2005-04-05  Bernd Schmidt  <bernd.schmidt@analog.com>
6482         * config/bfin/bfin-modes.def: New file.
6483         * config/bfin/bfin-protos.h: New file.
6484         * config/bfin/bfin.c: New file.
6485         * config/bfin/bfin.h: New file.
6486         * config/bfin/bfin.md: New file.
6487         * config/bfin/bfin.opt: New file.
6488         * config/bfin/crti.s: New file.
6489         * config/bfin/crtn.s: New file.
6490         * config/bfin/elf.h: New file.
6491         * config/bfin/lib1funcs.asm: New file.
6492         * config/bfin/predicates.md: New file.
6493         * config/bfin/t-bfin: New file.
6494         * config/bfin/t-bfin-elf: New file.
6495         * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
6496         Document new attributes.
6497         (interrupt, interrupt_handler, saveall): Update documentation for
6498         these attributes.
6499         * doc/install.texi (Specific): Add entry for the Blackfin.
6500         * doc/invoke.texi (Blackfin Options): New section.
6501         * doc/md.texi (Blackfin family): New section to document constraints.
6502         * config.gcc: Add bfin*-* and bfin*-elf configurations.
6504 2005-04-05  Olivier Hainque  <hainque@adacore.com>
6506         * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
6507         match what the system unwinder expects.
6508         * config/mips/mips.c (mips_frame_set): If we're saving the return
6509         address register and the dwarf return address column number differs
6510         from the hard register number, adjust the note reg to refer to the
6511         former.
6513 2004-04-05  Richard Sandiford  <rsandifo@redhat.com>
6515         * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
6516         * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
6517         (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6518         (processor_type): New enum.
6519         (mn10300_processor): New variable.
6520         (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
6521         (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
6522         * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6523         (PROCESSOR_DEFAULT): New macro.
6524         * config/mn10300/mn10300.c (mn10300_processor): New variable.
6525         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6526         (mn10300_handle_option, mn10300_override_options): New functions.
6527         * config/mn10300/mn10300.opt: New file.
6529 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
6530             Sebastian Pop <sebastian.pop@cri.ensmp.fr>
6532         PR tree-optimization/19903
6533         * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
6534         that don't fit in their type after conversion.
6536 2005-04-05  Uros Bizjak <uros@kss-loka.si>
6538         PR target/20421
6539         * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
6540         (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
6541         Allocate local stack slots here.  Set ix86_optimize_mode_switching.
6542         flag here. Implement using define_insn_and_split.
6543         (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
6544         (frndintxf2_mask_pm_i387): New insn patterns.
6545         (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
6546         Do not set ix86_optimize_mode_switching flag.
6547         (ceilsf2, ceildf2, ceilxf2): Same.
6548         (btruncsf2, btruncdf2, btruncxf2): Same.
6549         (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
6551 2005-04-05  Ian Lance Taylor  <ian@airs.com>
6553         PR debug/9963
6554         * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
6555         i386_pe_record_external_function.
6556         (i386_pe_record_external_function): Update declaration.
6557         * config/i386/winnt.c (struct extern_list): Add decl field.
6558         (i386_pe_record_external_function): Add decl parameter.
6559         (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
6560         identifier.
6561         * config/i386/i386-protos.h (i386_pe_record_external_function):
6562         Update declaration.
6564 2005-04-05  Kazu Hirata  <kazu@cs.umass.edu>
6566         * config/m68k/m68k-protos.h: Add a prototype for
6567         valid_dbcc_comparison_p_2.
6568         * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
6569         extend_operator, const_uint32_operand, const_sint32_operand,
6570         general_src_operand, nonimmediate_src_operand,
6571         memory_src_operand, post_inc_operand, pre_dec_operand,
6572         pcrel_address): Move to predicates to predicates.md.
6573         * config/m68k/m68k.h (PREDICATE_CODES): Remove.
6574         * config/m68k/m68k.md: Include predicates.md.
6575         * config/m68k/predicates.md: New.
6577 2005-04-04  Roger Sayle  <roger@eyesopen.com>
6579         * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
6581         * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
6583 2005-04-04  Ian Lance Taylor  <ian@airs.com>
6585         * c-typeck.c (struct c_switch): Rename switch_stmt field to
6586         switch_expr.
6587         (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
6588         (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
6589         (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
6590         Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
6591         * c-common.c (c_do_switch_warnings_1): New static function broken
6592         out of c_do_switch_warnings.
6593         (c_do_switch_warnings): Call c_do_switch_warnings_1.
6594         (c_do_switch_expr_warnings): New function.
6595         * c-common.h (c_do_switch_expr_warnings): Declare.
6597 2005-04-04  David Edelsohn  <edelsohn@gnu.org>
6598             Daniel Jacobowitz  <dan@codesourcery.com>
6600         * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
6601         trapping divide.
6602         * rtlanal.c (may_trap_p): Same.
6604 2005-04-04  Dale Johannesen  <dalej@apple.com>
6606         * ChangeLog:  remove reference to ChangeLog.12.
6608 2005-04-05  Hans-Peter Nilsson  <hp@axis.com>
6610         CRIS epilogue as RTL.
6611         * config/cris/cris.md: Change all 0 in unspec 0 to
6612         CRIS_UNSPEC_PLT.
6613         (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
6614         ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
6615         patterns.
6616         ("return"): Change to define_expand.  Call cris_expand_return for
6617         actual expansion.
6618         ("*return_expanded"): New pattern.
6619         ("epilogue"): New define_expand.
6620         * config/cris/cris.h (PREDICATE_CODES): Add
6621         cris_load_multiple_op.
6622         * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
6623         type.
6624         (enum cris_retinsn_type): New.
6625         (struct machine_function): New member return_type.
6626         (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
6627         (cris_target_asm_function_epilogue): Remove, moving RTLified
6628         contents to...
6629         (cris_expand_epilogue): New function.
6630         (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
6631         (cris_gen_movem_load, cris_load_multiple_op)
6632         (cris_return_address_on_stack_for_return, cris_expand_return): New
6633         functions.
6634         (cris_target_asm_function_prologue)
6635         (cris_initial_frame_pointer_offset): Call
6636         cris_reg_saved_in_regsave_area instead of complicated expression.
6637         Call cris_return_address_on_stack instead of an expression.
6638         (cris_print_operand) <case 'o', case 'O'>: New cases.
6639         (cris_return_address_on_stack): Change return-type to bool.
6640         (cris_simple_epilogue): Ditto.  Return false if registers are
6641         saved.
6642         * config/cris/cris-protos.h (cris_simple_epilogue)
6643         (cris_return_address_on_stack): Adjust prototype return type.
6644         (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
6645         (cris_return_address_on_stack_for_return): New prototypes.
6647 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
6649         * config/frv/frv.h (PREDICATE_CODES): Add CONST to
6650         gpr_or_int12_operand.
6652         * config/frv/frv-protos.h: Add a prototype to
6653         frv_legitimate_memory_operand and frv_const_unspec_p.
6654         (frv_unspec): Move from frv.c.
6655         * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
6656         (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
6657         (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
6658         gpr_or_fpr_operand, gpr_or_int12_operand,
6659         gpr_fpr_or_int12_operand, fpr_or_int6_operand,
6660         gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
6661         int6_operand, int5_operand, uint5_operand, uint4_operand,
6662         uint1_operand, int_2word_operand, uint16_operand,
6663         upper_int16_operand, integer_register_operand,
6664         gpr_no_subreg_operand, fpr_operand, even_reg_operand,
6665         odd_reg_operand, even_gpr_operand, odd_gpr_operand,
6666         quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
6667         dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
6668         move_destination_operand, movcc_fp_destination_operand,
6669         frv_function_symbol_referenced_p, move_source_operand,
6670         condexec_dest_operand, condexec_source_operand,
6671         reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
6672         const_unspec_operand, gpr_or_memory_operand,
6673         gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
6674         icc_operand, fcc_operand, cc_operand, icr_operand,
6675         fcr_operand, cr_operand, call_operand, sibcall_operand,
6676         symbolic_operand, relational_operator,
6677         integer_relational_operator, float_relational_operator,
6678         ccr_eqne_operator, minmax_operator,
6679         condexec_si_binary_operator, condexec_si_media_operator,
6680         condexec_si_divide_operator, condexec_si_unary_operator,
6681         condexec_sf_conv_operator, condexec_sf_add_operator,
6682         condexec_memory_operand, intop_compare_operator, acc_operand,
6683         even_acc_operand, quad_acc_operand, accg_operand: Move to
6684         predicates.md.
6685         * config/frv/frv.h (PREDICATE_CODES): Remove.
6686         * config/frv/frv.md: Include predicates.md.
6687         * config/frv/predicates.md: New.
6689 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
6691         PR target/19537
6692         * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
6693         * tree-ssa-loop-ivopts.c: Include langhooks.h.
6694         (add_standard_iv_candidates_for_size): New function, extracting code
6695         from add_standard_iv_candidates and parameterizing it by type size.
6696         (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
6698 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
6700         * system.h (GCOV_SIZE_TYPE): Unposion.
6701         * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
6702         (GCOV_TYPE_SIZE): ...this new macro.
6703         * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
6704         * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
6705         (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
6706         (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
6707         (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
6708         instead of unsigned_intSI_type_node.
6709         * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
6710         (rtl_gen_one_value_profiler_no_edge_manipulation)
6711         (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
6712         * value-prof.c: Include coverage.h.
6714 2005-04-02  Daniel Berlin  <dberlin@dberlin.org>
6715             Diego Novillo <dnovillo@redhat.com>
6717         Fix PR tree-optimization/20703
6718         Fix PR tree-optimization/20725
6720         * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
6721         (create_expression_by_pieces): Ditto.
6722         (valid_in_set): Ditto. Also handle tcc_declaration.
6723         (find_or_generate_expression): Handle comparison class.
6724         (insert_into_preds_of_block): Ditto.
6725         (insert_aux): Ditto.
6726         (create_value_expr_from): Handle comparison class, recursively
6727         handle reference nodes.
6728         (compute_avail): Handle comparison classes, rewrite a little cleaner.
6729         (execute_pre): Fix spacing.
6730         (do_fre): Renamed to execute_fre.
6732 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
6734         * doc/invoke.texi (SPARC options): Document that
6735         -mlittle-endian is not supported on Linux either.
6737 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
6739         PR target/4198
6740         PR target/12027
6741         * config.gcc (Obsolete configurations): Remove
6742         sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
6743         (sparclite-*-coff*): Delete.
6744         (sparclite-*-elf*): Likewise.
6745         (sparc86x-*-elf*): Likewise.
6746         (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
6747         * config/sparc/lite.h: Delete.
6748         * config/sparc/litecoff.h: Likewise.
6749         * config/sparc/liteelf.h: Likewise.
6750         * config/sparc/sp86x-elf.h: Likewise.
6751         * config/sparc/t-sparclite: Likewise.
6752         * config/sparc/t-sp86x: Likewise.
6754 2005-04-04  Adrian Straetling  <straetling@de.ibm.com>
6756         * config/s390/s390-protos.h: (s390_comparison,
6757         s390_alc_comparison, s390_slb_comparison, const0_operand,
6758         consttable_operand, larl_operand, s_operand,
6759         shift_count_operand, bras_sym_operand, load_multiple_operation,
6760         store_multiple_operation, s390_plus_operand): Remove prototypes.
6761         (s390_legitimate_address_without_index_p): New prototype.
6762         * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
6763         to s390.h.
6764         (s390_comparison, s390_alc_comparison, s390_slb_comparison,
6765         const0_operand, consttable_operand, larl_operand, s_operand,
6766         shift_count_operand, bras_sym_operand, load_multiple_operation,
6767         store_multiple_operation, s390_plus_operand): Move to
6768         predicates.md.
6769         (check_mode): Remove.
6770         (s390_branch_condition_mask): Remove 'static'. Move prototype to
6771         s390-protos.h.
6772         (s390_legitimate_address_without_index_p): New.
6773         * config/s390/s390.h (PREDICATE_CODES): Remove.
6774         * config/s390/s390.md: Include predicates.md.
6775         * config/s390/predicates.md: New.
6777 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
6779         PR target/20446
6780         * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
6781         * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
6782         (NEED_INDICATE_EXEC_STACK): Define to 1.
6783         * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
6784         (NEED_INDICATE_EXEC_STACK): Define to 1.
6785         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
6786         (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
6787         (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
6788         (pic_helper_emitted_p): New global.
6789         (emit_pic_helper): New function extracted from...
6790         (load_pic_register): ...here.  Add 'delay_pic_helper' parameter.
6791         Do not call emit_pic_helper if delay_pic_helper is true.
6792         (sparc_expand_prologue): Pass 'false' to load_pic_register.
6793         (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
6794         (sparc_file_end): New function.
6796 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
6798         * config/mcore/mcore-protos.h: Remove the prototypes for
6799         mcore_arith_reg_operand, mcore_general_movsrc_operand,
6800         mcore_general_movdst_operand, mcore_reload_operand,
6801         mcore_arith_J_operand, mcore_arith_K_operand,
6802         mcore_arith_K_operand_not_0, mcore_arith_M_operand,
6803         mcore_arith_K_S_operand, mcore_arith_imm_operand,
6804         mcore_arith_any_imm_operand, mcore_arith_O_operand,
6805         mcore_literal_K_operand, mcore_addsub_operand,
6806         mcore_compare_operand, mcore_load_multiple_operation,
6807         mcore_store_multiple_operation, mcore_call_address_operand.
6808         Add a prototype for const_ok_for_mcore.
6809         * config/mcore/mcore.c (mcore_call_address_operand,
6810         mcore_general_movsrc_operand, mcore_general_movdst_operand,
6811         mcore_arith_reg_operand, mcore_reload_operand,
6812         mcore_arith_J_operand, mcore_arith_K_operand,
6813         mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
6814         mcore_arith_M_operand, mcore_arith_imm_operand,
6815         mcore_arith_any_imm_operand, mcore_arith_O_operand,
6816         mcore_literal_K_operand, mcore_addsub_operand,
6817         mcore_compare_operand, mcore_load_multiple_operation,
6818         mcore_store_multiple_operation): Move to predicates.md.
6819         (const_ok_for_mcore): Export.
6820         * config/mcore/mcore.h (PREDICATE_CODES): Remove.
6821         * config/mcore/mcore.md: Include predicates.md.
6822         * config/mcore/predicates.md: New.
6824         * config/mcore/predicates.md: Fix a comment typo.
6826 2005-04-04  Andreas Krebbel  <krebbel1@de.ibm.com>
6827             Adrian Straetling  <straetling@de.ibm.com>
6829         * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
6830         * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
6831         * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
6832         attribute.
6833         ("imul"): Removed from "type" attribute.
6834         ("*muldi3_sign", "muldi3"): Changed type to imuldi.
6835         ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
6836         Changed type to imulsi.
6837         ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
6839 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
6841         * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
6842         (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
6843         (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
6844         (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
6845         (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
6846         (TARGET_SWITCHES, mcore_stack_increment_string)
6847         (TARGET_OPTIONS): Delete.
6848         (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
6849         than *_BIT constants.
6850         (TARGET_8ALIGN): #undef old definition before redefining to 1.
6851         * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
6852         (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
6853         (mcore_override_options): Delete mcore_stack_increment code.
6854         Change use of M340_BIT to MASK_M340.
6855         * config/mcore/mcore.opt: New file.
6857 2005-04-04  Ian Lance Taylor  <ian@airs.com>
6859         * config/arm/arm.c (replace_symbols_in_block): Remove static
6860         function.
6862 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
6864         * config/fr30/fr30-protos.h: Remove the prototypes for
6865         stack_add_operand, add_immediate_operand,
6866         high_register_operand, low_register_operand, call_operand,
6867         di_operand, and nonimmediate_di_operand.
6868         * config/fr30/fr30.c (stack_add_operand,
6869         add_immediate_operand, high_register_operand,
6870         low_register_operand, call_operand, di_operand,
6871         nonimmediate_di_operand): Move to predicates.md.
6872         * config/fr30/fr30.h (PREDICATE_CODES): Remove.
6873         * config/fr30/fr30.md: Include predicates.md.
6874         * config/fr30/predicates.md: New.
6876         * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
6877         LABEL_REF to mcore_general_movsrc_operand.  Add SYMBOL_REF to
6878         mcore_call_address_operand.
6880         * config/sh/sh.h (PREDICATE_CODES): Add CONST to
6881         general_movsrc_operand.
6883 2005-04-04  Alan Modra  <amodra@bigpond.net.au>
6885         * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
6886         after freeing.
6888 2005-04-04  Richard Earnshaw  <richard.earnshaw@arm.com>
6890         PR target/14812
6891         * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
6892         a negated value.
6894 2005-04-04  Richard Henderson  <rth@redhat.com>
6895             Jakub Jelinek  <jakub@redhat.com>
6897         PR rtl-optimization/16104
6898         * fold-const.c (fold_unary): Fix folding of vector conversions.
6900 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
6902         * config.gcc (xstormy16-*-elf): Set extra_options.
6903         * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
6904         * config/stormy16/stormy16.opt: New file.
6906 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
6908         * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
6909         (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
6910         (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
6911         (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
6912         (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
6913         (TARGET_UNIX_ASM): Delete.
6914         (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
6915         * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
6916         * config/pdp11/pdp11.c (pdp11_handle_option): New function.
6917         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6918         * config/pdp11/pdp11.opt: New file.
6920 2005-04-03  Roger Sayle  <roger@eyesopen.com>
6921             Alexandre Oliva  <aoliva@redhat.com>
6923         PR c++/19199
6924         * fold-const.c (non_lvalue): Split tests into...
6925         (maybe_lvalue_p): New function.
6926         (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
6927         C++ front-end prior to lowering into gimple form.
6929 2005-04-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6931         * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
6932         BUILT_IN_STRNCASECMP): New.
6933         * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
6934         and strndup.
6936 2005-04-03  Richard Earnshaw  <richard.earnshaw@arm.com>
6938         PR target/14812
6939         * arm.md (addsi3_compare0_for_combiner): Delete.
6940         (addsi3_compare0_scratch_for_combiner): Delete.
6941         (cmpsi_neg_shiftsi): Delete.
6942         (compare_negsi_si): New pattern.
6943         (cmpsi_negshiftsi_si): New pattern.
6944         (negated_cbranchsi4): Restrict to equality_operator.
6946         * arm.md (movhi_insn_arch4): delete trailing white space from assembler
6947         template.
6949 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
6951         * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
6952         Fix comment typos.
6954         * doc/install.texi: Fix a typo.
6956 2005-04-03  Steven Bosscher  <stevenb@suse.de>
6958         PR middle-end/20648
6959         * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
6960         a computed goto if the edge to the computed goto block has
6961         incoming abnormal edges.  Clarify how the function works.
6963 2005-04-03  Nathan Sidwell  <nathan@codesourcery.com>
6965         * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
6966         * passes.c (open_dump_file, rest_of_handle_final): Likewise.
6967         * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
6968         hash_scan_set, reg_set_between_after_reload_p,
6969         reg_used_between_after_reload_p, get_avail_load_store_reg,
6970         eliminate_partially_redundant_load): Likewise.
6971         * postreload.c (reload_cse_simplify_set,
6972         reload_combine_note_use): Likewise.
6973         * predict.c (predict_insn, expected_value_to_br_prob,
6974         propagate_freq, expensive_function_p): Likewise.
6975         * print-rtl.c (print_rtx): Likewise.
6976         * profile.c (instrument_edges, instrument_values,
6977         compute_branch_probabilities, branch_prob, union_groups,
6978         tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
6979         * protoize.c (in_system_include_dir, file_could_be_converted,
6980         file_normally_convertible, gen_aux_info_file, seek_to_line,
6981         do_cleaning): Likewise.
6982         * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
6983         * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
6984         * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
6986 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6988         * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
6989         * modulo-sched.c (undo_replace_buff_elem): New structure.
6990         (kernel_number_of_cycles, ps_unschedule_node,
6991         undo_generate_reg_moves,free_undo_replace_buff,
6992         undo_permute_partial_schedule,  loop_single_full_bb_p,
6993         SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
6994         build_loops_structure, get_sched_window): New.
6995         (generate_reg_moves): Return undo_replace_buff_elem and other
6996         fixes.
6997         (generate_prolog_epilog): Remove old loop versioning.
6998         (sms_schedule): Use loop information and loop_version.
6999         (sms_schedule_by_order): Split part of it to get_sched_window.
7000         * passes.c (rest_of_handle_sms): call cfg_layout_initialize
7001         cfg_layout_finalize and free_dominance_info before/after SMS.
7003 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7005         * cfghooks.c (lv_flush_pending_stmts,
7006         cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
7007         lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
7008         * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
7009         lv_add_condition_to_bb,
7010         lv_adjust_loop_header_phi, extract_cond_bb_edges,
7011         flush_pending_stmts): New in cfg_hooks structure.
7012         (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
7013         extract_cond_bb_edges, lv_adjust_loop_header_phi,
7014         lv_add_condition_to_bb): New declarations.
7015         * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
7016         bool.
7017         (loop_version): Declare.
7018         * cfgloopmanip.c (cfghooks.h): Include.
7019         (duplicate_loop_to_header_edge): Change return type to bool.
7020         (loop_version, lv_adjust_loop_entry_edge): Move here.
7021         * cfgrtl.c (cfgloop.h): Include.
7022         (rtl_verify_flow_info_1): Fix.
7023         (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
7024         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
7025         initialization.
7026         * tree-cfg.c (tree_lv_adjust_loop_header_phi,
7027         tree_lv_add_condition_to_bb): New.
7028         (tree_cfg_hooks): Add new hooks to initialization.
7029         * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
7030         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
7032 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
7034         * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
7035         xstormy16_below100_or_register,
7036         xstormy16_splittable_below100_or_register, and
7037         nonimmediate_nonstack_operand.
7039         * config/stormy16/stormy16-protos.h: Remove the prototypes for
7040         xstormy16_ineqsi_operator, equality_operator,
7041         inequality_operator, shift_operator,
7042         xstormy16_below100_operand, xstormy16_below100_or_register,
7043         xstormy16_splittable_below100_or_register,
7044         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
7045         * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
7046         equality_operator, inequality_operator,
7047         xstormy16_below100_operand, xstormy16_below100_or_register,
7048         xstormy16_splittable_below100_or_register,
7049         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
7050         nonimmediate_nonstack_operand, shift_operator): Move to
7051         predicates.md.
7052         * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
7053         * config/stormy16/stormy16.md: Include predicates.md.
7054         * config/stormy16/predicates.md: New.
7056 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
7058         * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
7059         small_int, large_int, reg_or_0_operand, simple_memory_operand,
7060         equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
7061         move_operand, power_of_2_operand): Move to predicates.md.
7062         * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
7063         PREDICATE_CODE): Remove.
7064         * config/iq2000/iq2000.md: Include predicates.md.
7065         * config/iq2000/predicates.md: New.
7067 2005-04-02  Richard Sandiford  <rsandifo@redhat.com>
7069         * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
7070         (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
7071         (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
7072         (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
7073         (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
7074         (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
7075         (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
7076         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7077         (TARGET_M68HC11): Delete.
7078         (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
7079         * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
7080         * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
7081         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7082         (nb_soft_regs): Delete.
7083         (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
7084         (m68hc11_override_options): Remove the code that caters for MASK_M6811
7085         and MASK_M6812 being set simultaneously.  Change the code that sets
7086         the default m68hc11_soft_reg_count to use integers instead of strings.
7087         (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
7088         m68hc11_soft_reg_count (which now has an int type) as the number
7089         of soft registers.
7090         * config/m68hc11/m68hc11.opt: New file.
7092 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
7094         * config/fr30/fr30.h (PREDICATE_CODES): Remove
7095         fp_displacement_operand, sp_displacement_operand.
7097         * config/m68hc11/m68hc11-protos.h: Add a prototype for
7098         m68hcc_auto_inc_p.
7099         Remove the prototypes for tst_operand, cmp_operand,
7100         stack_register_operand, d_register_operand,
7101         hard_addr_reg_operand, splitable_operand,
7102         m68hc11_logical_operator, m68hc11_arith_operator,
7103         m68hc11_non_shift_operator, m68hc11_shift_operator,
7104         m68hc11_unary_operator, m68hc11_eq_compare_operator,
7105         non_push_operand, hard_reg_operand, and
7106         reg_or_some_mem_operand.
7107         * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
7108         extern.
7109         (tst_operand, cmp_operand, non_push_operand,
7110         splitable_operand, reg_or_some_mem_operand,
7111         stack_register_operand, d_register_operand,
7112         hard_addr_reg_operand, hard_reg_operand,
7113         m68hc11_eq_compare_operator, m68hc11_logical_operator,
7114         m68hc11_arith_operator, m68hc11_non_shift_operator,
7115         m68hc11_shift_operator, m68hc11_unary_operator): Move to
7116         predicates.md.
7117         * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
7118         * config/m68hc11/m68hc11.md: Include predicates.md.
7119         * config/m68hc11/predicates.md: New.
7121 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
7123         PR debug/19345
7124         * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
7125         change checked in along with 2005-03-03's patch for debug/20253.
7126         * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
7127         (remap_decl): Insert type decl in map earlier.
7129 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
7131         PR tree-optimization/20640
7132         * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
7133         post-dominator if it has phi nodes.
7134         (eliminate_unnecessary_stmts): Remove dead phis in all blocks
7135         before dead statements.
7137 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
7139         PR middle-end/20491
7140         * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
7142 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
7144         PR rtl-optimization/20290
7145         * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
7146         in every iteration if the entry point is the exit test.
7148 2005-04-02  Hans-Peter Nilsson  <hp@axis.com>
7150         * config/cris/cris.md (attribute "length"): Define.
7152 2005-04-02  Geoffrey Keating  <geoffk@apple.com>
7154         * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
7155         (word_offset_memref_operand): New.
7156         * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
7157         (indexed_or_indirect_operand): Delete.
7158         * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
7159         (indexed_or_indirect_operand): Delete.
7161         * config/rs6000/t-darwin8: Comment out ppc64 multilib.
7163         PR 20650
7164         * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
7165         a register.
7167         * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
7168         * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
7170 2005-04-01  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
7172         * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
7174 2005-04-01  Ian Lance Taylor  <ian@airs.com>
7176         * gcc.c: Don't include <sys/resource.h> or declare getrusage.
7177         (rus, prus): Remove static variables.
7178         (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
7179         (process_command): Permit report_times and use_pipes together.
7181 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
7183         * c-decl.c (validate_proto_after_old_defn): Look at
7184         TYPE_MAIN_VARIANT of argument types.
7186 2005-04-01  Paul Brook  <paul@codesourcery.com>
7188         * config/arm/arm.c (thumb_call_via_label): Include space for SP.
7189         (arm_output_function_epilogue): Allow call_via_SP.
7190         (thumb_call_via_reg, arm_file_end): Ditto.
7191         * config/arm/arm.h (struct machine_function): Include space for SP.
7192         (thumb_call_via_label): Update declaration.
7194 2005-04-01  Ian Lance Taylor  <ian@airs.com>
7196         * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
7197         doing a peephole optimization, once again put any notes in the
7198         proper position.
7200 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
7202         * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
7204 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
7206         * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
7207         (block_alloc, find_free_reg): Likewise.
7208         * loop-doloop.c (doloop_modify): Likewise.
7209         * loop-invariant.c (record_use): Likewise.
7210         * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
7211         get_iv_value, canon_condition, eliminate_implied_condition,
7212         eliminate_implied_condition, simplify_using_initial_values,
7213         shorten_into_mode, canonicalize_iv_subregs,
7214         iv_number_of_iterations): Likewise.
7215         * loop-unroll.c (expand_var_during_unrolling): Likewise.
7216         * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
7217         unswitch_loop): Likewise.
7218         * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
7219         move_movables, replace_call_address, find_and_verify_loops,
7220         rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
7221         record_giv, final_giv_value, general_induction_var,
7222         simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
7223         loop_giv_dump): Likewise.
7225         * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
7226         GCOV_CHECK_WRITING): Remove.
7227         (gcov_position, gcov_rewrite): Use gcc_assert.
7228         * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
7229         gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
7230         * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
7231         gcc_assert.
7233 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
7235         * tree-inline.c: Fix a typo.
7237 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
7239         * configure.ac (enable-checking): Explicitly set all variables for
7240         collective switch values.  Alphabetize variables. Rename
7241         ac_checking_valgrind to ac_valgrind_checking.  Allow 'none' as
7242         synonym for 'no'.
7243         * doc/install.texi (enable-checking): Update documentation.
7244         * configure: Rebuilt.
7246 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
7248         * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
7249         possible.
7251 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
7253         * arm.c (adjacent_mem_locations): Reject volatile memory refs.
7254         Also reject cases where this pattern will cause load delay stalls
7255         unless optimizing for size and it will produce a shorter sequence.
7256         * arm.md (arith_adjacent_mem): Make better use of ldm addressing
7257         variants to avoid pre-adjusting the base when possible.
7259 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
7261         * arm.md (minmax_arithsi): Reject all eliminable registers, not just
7262         the frame and argument pointers.
7263         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
7264         (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
7265         (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
7266         (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
7267         (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
7268         (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
7270 2005-04-01  Danny Smith  <dannysmith@users.sourceforge.net>
7272         * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
7273         with entry for selectany attribute.
7274         * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
7275         Declare.
7276         * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
7277         (i386_pe_asm_named_section): Handle sections generated by
7278         selectany attribute.
7279         * doc/extend.texi (selectany): Document attribute.
7281 2005-04-01  Paolo Bonzini  <bonzini@gnu.org>
7282             Jan Hubicka  <jh@suse.cz>
7284         * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
7285         to fix addresses involving EBP and ESP.
7286         (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
7287         for SUBREGed registers.
7288         (legitimate_address_p): Accept SUBREGed registers.
7290 2005-04-01  Jakub Jelinek  <jakub@redhat.com>
7292         PR c++/19406
7293         * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
7294         (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
7295         for FIELD_DECLs.
7297 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
7299         * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
7301 2005-04-01  James E Wilson  <wilson@specifixinc.com>
7303         PR c++/20505
7304         * dwarf2out.c (rtl_for_decl_init): New function.
7305         (rtl_for_decl_location): Extracted from here.
7306         (tree_add_const_value_attribute): Call rtl_for_decl_init and
7307         add_const_value_attribute.  Delete initializer_constant_valid_p call.
7309 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
7311         * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
7312         lambda-code.c, loop.c, machmode.def, mips-tfile.c,
7313         modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
7314         tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
7315         config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
7316         config/i386/i386.md, config/rs6000/predicates.md,
7317         config/rs6000/rs6000.c, config/s390/fixdfdi.h,
7318         config/s390/s390.c, config/stormy16/stormy16.c,
7319         config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
7320         typos.
7322 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
7324         PR c/17855
7325         * gimplify.c (gimplify_expr): Create a temporary for lvalue
7326         COND_EXPR and CALL_EXPR.
7328 2005-03-31  Vladimir Makarov  <vmakarov@redhat.com>
7330         PR target/20632
7331         * genautomata.c (first_cycle_unit_presence): Check all alternative
7332         states for unit presence.
7334         * doc/md.texi: Remove remark about impossibility to query unit
7335         presence in non nondeterministic automaton state.
7337         * config/ia64/ia64.c (get_template): Change order of unit querying.
7339 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
7341         * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
7342         obsolete comment.
7344 2005-03-31  Zdenek Dvorak  <dvorakz@suse.cz>
7346         * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
7347         flag for edges outside any loops.
7349 2005-03-31  Janis Johnson  <janis187@us.ibm.com>
7351         * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
7353 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
7355         * tree-ssa-alias.c: Follow spelling conventions.
7356         * doc/tree-ssa.texi: Fix a typo.
7358 2005-03-31  J"orn Rennecke <joern.rennecke@st.com>
7360         * postreload-gcse.c: Include target.h.
7361         (gcse_after_reload_main): Return early if we cannot modify jumps.
7362         * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
7364 2005-03-31  David Edelsohn  <edelsohn@gnu.org>
7366         * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
7367         expensive operations.
7369 2005-03-31  Ian Lance Taylor  <ian@airs.com>
7371         * collect2.c (lderrout): New variable.
7372         (collect_exit): Dump ldout to stdout.  Dump and unlink lderrout,
7373         if it is set, to stderr.
7374         (handler): Unlink lderrout if it is set.
7375         (dump_file): Add "to" parameter.  Change all callers.
7376         (main): Initialize lderrout.
7377         (collect_execute): Add errname parameter.  Change all callers.
7378         Rename redir parameter to outname.  Never pass
7379         PEX_STDERR_TO_STDOUT to pex_run.
7380         * collect2.h (collect_execute, dump_file): Update declarations.
7381         * tlink.c (tlink_execute): Add errname parameter.  Change all
7382         callers.
7383         (do_tlink): Check lderrout as well as ldout.
7385 2005-03-31  Caroline Tice  <ctice@apple.com>
7387         * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
7388         (bb-reorder.o): Add errors.h to list of requirements.
7389         (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
7390         profiledbootstrap flags.
7391         * bb-reorder.c (errors.h): Add new include.
7392         (struct bbro_basic_block_data_def): Add new field, in_trace.
7393         (add_unlikely_executed_notes):  Remove function.
7394         (mark_bb_for_unlikely_executed_section): Remove function.
7395         (insert_section_boundary_note): New function.
7396         (verify_hot_cold_block_grouping): New function.
7397         (push_to_next_round_p): Remove variables and tests that push all
7398         cold blocks to last round.
7399         (find_traces): Remove code that added extra round of trace finding
7400         when doing partitioning.
7401         (find_traces_1_round) :  Remove variable last_round;  add code to
7402         update new struct field, in_trace; correct trace_length where it was
7403         incorrect before (after call to copy_bb); change code that pushed all
7404         cold blocks to last round. Instead verify that all blocks going into
7405         a trace belong in the same partition.
7406         (connect_traces): Modify to connect the traces in two passes, if the
7407         function contains both hot and cold blocks.  The first pass connects
7408         all the traces for blocks in the partition that the first block in
7409         the function belongs to; the second pass connnects all the traces
7410         containing blocks that belong in the other partition.
7411         (find_rarely_executed_basic_blocks_and_crossing_edges):  Remove
7412         code that automatically put the first block in a function into the
7413         hot partition if the function had any hot blocks.
7414         (fix_crossing_unconditional_branches): Check number of succ edges
7415         before attempting to get one.
7416         (fix_edges_for_rarely_executed_code):  Update comment describing
7417         function.
7418         (reorder_basic_blocks):  Add code to initialize new field (in_trace);
7419         remove call to add_unlikely_executed_notes; add call to
7420         verify_hot_cold_block_grouping.
7421         (duplicate_computed_gotos): Don't change computed goto if it's a
7422         crossing edge.
7423         (partition_hot_cold_basic_blocks):  Update function comment.
7424         * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
7425         condition.
7426         (try_forward_edges): Likewise.
7427         (merge_blocks_move_predecessor_nojumps): Likewise.
7428         (merge_blocks_move_successor_nojumps): Likewise.
7429         (merge_blocks_move): Likewise.
7430         (try_crossjump_bb): Likewise.
7431         * cfglayout.c (update_unlikely_executed_notes): Remove function.
7432         (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
7433         notes to cold bb's; remove call to update_unlikely_executed_notes.
7434         (duplicate_insn_chain):  change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7435         NOTE_INSN_SWITCH_TEXT_SECTIONS.
7436         * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
7437         function declaration.
7438         * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
7439         from consideration.
7440         (rtl_can_merge_blocks): Remove redundancy from condition.
7441         (try_redirect_by_replacing_jump): Likewise.
7442         (force_nonfallthru_and_redirect): Remove code for adding
7443         UNLIKELY_EXECUTED_CODE notes to cold bb's.
7444         (commit_one_edge_insertion): Likewise.
7445         (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
7446         * dbxout.c (FORCE_TEXT): Replace function_section with
7447         current_function_section.
7448         (struct dbx_debug_h): Add do_nothing function for new debug_hooks
7449         function, switch_text_section.
7450         (struct xcoff_debug): Likewise.
7451         (dbxout_function_end): Add code to put out label diffs for both
7452         hot and cold sections.
7453         * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
7454         for new debug_hooks funciton, switch_text_section..
7455         * debug.h (struct gcc_debug_hooks):  Add new function to debug_hooks,
7456         switch_text_section.
7457         * dwarf2out.c (struct dw_fde_struct):  Add five new fields:
7458         dw_fde_hot_section_label, dw_fde_hot_section_end_label,
7459         dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
7460         dw_fde_switched_sections.
7461         (output_call_frame_info):  Add test to see if function switches text
7462         sections in the middle; if so, use appropriate extra hot and cold
7463         section labels to compute size deltas for the hot and cold sections.
7464         (dwarf2out_begin_prologue): Add code to initialize new fields in
7465         dw_fde_struct.
7466         (dwarf2out_switch_text_section): New function (invoked through
7467         debug_hook); updates new fields in dw_fde_struct appropriately and
7468         increments separate_line_info_table_in_use.
7469         (dwarf2_debug_hooks): Initialize switch_text_section function to be
7470         dwarf2out_switch_text_section.
7471         (struct var_loc_node): Add new field, section_label.
7472         (output_aranges): Add code to check whether in hot or cold section and
7473         use the appropriate label in calculating deltas.
7474         (output_ranges): Likewise.
7475         (output_line_info): Add code to check which section we're in and
7476         use appropriate hot/cold label.
7477         (add_location_or_constant_value_attribute): Likewise.
7478         (gen_subprogam_die): Modify arange attributes to use correct labels.
7479         (dwarf2out_begin_block): Change call to function_section into call to
7480         current_function_section.
7481         (dwarf2out_end_block): Likewise.
7482         (dwarf2out_source_line): Likewise.
7483         (dwarf2out_var_location): Add code to check whether in hot or cold
7484         section and use the appropriate label.
7485         * except.c (output_function_exception_table): Change call to
7486         function_section into call to current_function_section.
7487         * final.c (profile_function): Likewise.
7488         (scan_ahead_for_unlikely_executed_note): Remove function.
7489         (final_scan_insn):  Remove calls to
7490         scan_ahead_for_unlikely_executed_note, and related code for switching
7491         to cold section, except for the single time
7492         NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered;  add calls to
7493         debug_hooks->switch_text_sections; replace appropriate calls to
7494         function_section with calls to current_function_section.
7495         * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
7496         test_bb to condition.
7497         (find_if_case_2): Likewise.
7498         * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7499         NOTE_INSN_SWITCH_TEXT_SECTIONS.  Update comment appropriately.
7500         * opts.c (decode_options): Change warning about hot/cold partitioning
7501         with exceptionss to inform (so as not to cause bootstrap failures);
7502         remove warning about partitioning with DWARF debug info.
7503         * output.h (current_function_section): Add new function decl.
7504         (insert_section_boundary_note): Likewise.
7505         (enum in_section): Move this declaration here from varasm.c.
7506         (unlikely_section_label): Likewise.
7507         (unlikely_text_section_name): Likewise.
7508         (last_text_section_name): New global variable.
7509         (last_text_section): Likewise.
7510         (hot_section_label): Likewise.
7511         (hot_section_end_label): Likewise.
7512         (cold_section_end_label): Likewise.
7513         * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
7514         * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
7515         to NOTE_INSN_SWITCH_TEXT_SECTIONS.
7516         * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
7517         insn from consideration.
7518         * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
7519         switch_text_section.
7520         * varasm.c (basic-block.h): Add new include.
7521         (unlikely_section_label_printed): Remove global variable.
7522         (unlikely_section_label): Make global variable not be static any more.
7523         (unlikely_text_section_name): Likewise.
7524         (hot_section_end_label): New global variable (not static)
7525         (first_function_block_is_cold): Likewise.
7526         (hot_section_label): Likewise.
7527         (cold_section_end_label): Likewise..
7528         (last_text_section): New global variable, not static.
7529         (last_text_section_name): New global variable, not static.
7530         (initialize_cold_section_name): New function.
7531         (enum in_section): Move declaration to output.h.
7532         (text_section): Update last_text_section.
7533         (unlikely_text_section): Replace code to determine cold section name
7534         with call to initialize_cold_section_name; Add code to update
7535         last_text_section; remove code for printing out label.
7536         (named_section_real): Add code to update last_text_section and
7537         last_text_section_name as appropriate.
7538         (function_section): Change test for 'unlikely' to depend on
7539         first_function_block_is_cold (moved old test to
7540         current_function_section).
7541         (current_function_section): New function.
7542         (assemble_start_function): Move code that frees
7543         unlikely_text_section_name; initialize hot_section_end_label;
7544         print hot and cold section labels at the start of the function;
7545         set first_function_block_is_cold, if appropriate; initialize l
7546         ast_text_section; add call to insert_section_boundary_note.
7547         (assemble_end_function):  Add code to write out hot and cold section
7548         end labels.
7549         *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
7550         switch_text_section.
7551         * config/darwin.c (machopic_select_section): Replace incorrect
7552         function in base_funs; update reloc for cold sections if necessary.
7553         * config/darwin.h (SECTION_FUNCTION):  Add code to update
7554         last_text_section if appropriate.
7555         (text_unlikely_section): Remove.
7556         * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
7557         * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
7558         * config/xtensa/xtensa.c (override_options): Turn off hot/cold
7559         partitioning for this architecture.
7561 2005-03-31  Olivier Hainque  <hainque@adacore.com>
7563         * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
7564         defined and non-zero.
7566 2005-03-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>
7568         PR c++/18644
7569         * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
7570         semantics.
7572 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
7574         PR target/20611
7575         * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
7576         label operand.  Remove (use (unspec..)).  Don't emit a label on
7577         the offset word.
7578         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
7579         generate inline label for load_toc_v4_PIC_1b.
7580         (rs6000_emit_load_toc_table): Likewise.
7582 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
7584         * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
7585         ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
7587 2005-03-29  Devang Patel  <dpatel@apple.com>
7589         * tree-sra.c (decide_block_copy): Disable scalarization of
7590         sub-elements.
7592 2005-03-30  Stuart Hastings  <stuart@apple.com>
7593             Dale Johannesen  <dalej@apple.com>
7595         * Makefile.in (print-tree.o):  Depend on tree-iterator.h.
7596         * print-tree.c (print_node):  Add case STATEMENT_LIST.
7598 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
7600         * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
7601         (powerpc64-*-linux*): Use it.  Rearrange tm_file assignment.
7602         (powerpc-*-linux*): Build a biarch compiler when --enable-targets
7603         is given with "powerpc64*" or "all", or when --with-cpu chooses
7604         a 64-bit cpu.
7606 2005-03-30  James E. Wilson  <wilson@specifixinc.com>
7608         PR debug/20268
7609         * dwarf2out.c (add_high_low_attributes): New function, extracted from
7610         gen_lexical_block_die.
7611         (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
7613 2005-03-31  Jan Hubicka  <jh@suse.cz>
7615         2004-11-02  Jan Hubicka  <jh@suse.cz>
7617         * cgraph.c (cgraph_varpool_node_name): New function.
7618         (dump_cgraph_varpool_node): New function.
7619         (dump_varpool): New function.
7620         * cgraphunit.c (cgraph_optimize): Dump varpool.
7622         2004-10-16  Jan Hubicka  <jh@suse.cz>
7624         * cgraph.c (decide_is_variable_needed): New function.
7625         (cgraph_varpool_finalize_decl): Use it.
7626         * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
7627         unit-at-a-time.
7628         * final.c (output_addr_const): Do not call mark_referenced.
7629         * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
7630         always go via cgraph.
7631         * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
7632         (check_global_declarations): Ifdef out code clearing DECL_RTL.
7633         * tree-optimize.c (execute_inline): Mark functions called.
7634         * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
7636         2004-10-11  Jan Hubicka  <jh@suse.cz>
7638         * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
7639         (cgraph_varpool_last_needed_node): New static variable.
7640         (enqueue_needed_varpool_node): Break out from ...; add items to the
7641         end of queue; update first pointers.
7642         (cgraph_varpool_mark_needed_node): ... here.
7643         (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
7644         (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
7645         * cgraph.h (cgraph_varpool_node): Add analyzed field.
7646         (cgraph_varpool_first_unanalyzed_node): Declare.
7647         * cgraphunit.c: Include output.h.
7648         (cgraph_varpool_analyze_pending_decls): New function.
7649         (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
7650         for errors, analyze pending decls.
7651         (cgraph_finalize_compilation_unit): Only analyze decls.
7652         (cgraph_optimize): Assemble the decls after expanding.
7654 2005-03-30  Daniel Berlin  <dberlin@dberlin.org>
7656         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
7657         subvars get marked properly in tags for grouping.
7658         (add_pointed_to_var): Mark only actual pointed to
7659         variables/subvars in addresses needed.
7660         (create_overlap_variables_for): Clear call clobbered on original
7661         variable.
7662         * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
7663         addresable vars with subvars into list.
7664         * tree-ssa.c (verify_ssa_name): Verify original is not used where
7665         subvar should be.
7667 2005-03-30  Richard Henderson  <rth@redhat.com>
7669         * cgraph.h (struct cgraph_node): Add alias.
7670         * varasm.c (assemble_alias): Set it.
7671         * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
7672         avoid calling cgraph_expand_function.
7674 2005-03-30  Tom Tromey  <tromey@redhat.com>
7676         * tree.def (FILE_TYPE): Removed.
7677         * typeclass.h (enum type_class): Removed file_type_class.
7678         * dwarf2out.c (is_base_type): Updated.
7679         (gen_type_die): Likewise.
7680         * dbxout.c (dbxout_type): Updated.
7681         * builtins.c (type_to_class): Updated.
7682         * tree.c (type_contains_placeholder_1): Updated.
7683         * config/sparc/sparc.c (sparc_type_code): Updated.
7684         * config/ia64/ia64.c (hfa_element_mode): Updated.
7685         * expr.c (count_type_elements): Updated.
7686         * stor-layout.c (layout_type): Updated.
7687         * tree-inline.c (remap_type): Updated.
7688         * tree-pretty-print.c (dump_generic_node): Updated.
7690 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
7692         * builtins.c (expand_builtin_powi): Fix mode of
7693         2nd argument to match int.
7694         * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
7695         2nd argument type to int.
7696         * libgcc2.c: Change prototype of __powi* functions to use
7697         int.
7699 2005-03-30  Dale Johannesen  <dalej@apple.com>
7701         PR middle-end/19225
7702         * calls.c (expand_call):  Flush pending deferrals before
7703         throwing call.
7705 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
7707         PR c/772
7708         PR c/17913
7709         * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
7710         C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
7711         c_label_context, label_context_stack): New.
7712         * c-decl.c (define_label): Check for jumps into statement
7713         expressions.  Add label to list of defined labels.
7714         (start_function): Push context on label_context_stack.
7715         (finish_function): Pop context from label_context_stack.
7716         * c-typeck.c (label_context_stack): New.
7717         (c_finish_goto_label): Check for jumps into statement
7718         expressions.  Add label to list of jumped to labels.
7719         (struct c_switch): Add blocked_stmt_expr.
7720         (c_start_case): Initialize it.
7721         (do_case): Check it.
7722         (c_finish_case): Verify !blocked_stmt_expr.
7723         (c_begin_stmt_expr):  Push context on label_context_stack.
7724         Increment blocked_stmt_expr.  Mark labels jumped to from outside
7725         as undefinable.
7726         (c_finish_stmt_expr): December blocked_stmt_expr.  Mark labels
7727         defined in the statement expression and no longer jumpable to.
7728         Mark labels jumped to from just outside the statement expression
7729         as again definable.  Pop context from label_context_stack.
7730         * doc/extend.texi (Statement Exprs): Update.
7732 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
7734         PR c/20368
7735         * c-decl.c (start_function): Check for old_decl being
7736         error_mark_node.
7738 2005-03-30  Ian Lance Taylor  <ian@airs.com>
7740         * final.c (final): Remove prescan parameter.  Change all callers.
7741         (final_scan_insn): Remove prescan parameter.  Change all callers.
7743 2005-03-30  Kazu Hirata  <kazu@cs.umass.edu>
7745         * tree-vectorizer.c: Fix comment typos.
7747 2005-03-30  Sebastian Pop  <pop@cri.ensmp.fr>
7749         * tree-scalar-evolution.c (instantiate_parameters_1): Return
7750         as soon as a chrec_dont_know is detected.
7752 2005-03-31  Danny Smith  <dannysmith@users.sourceforge.net>
7754         Merge from csl-arm-branch.
7755         2004-02-12  Mark Mitchell  <mark@codesourcery.com>
7757         * tlink.c (recompile_files): Do not assume that "rename" can
7758         overwrite an existing file.
7760 2005-03-31  Paolo Bonzini  <bonzini@gnu.org>
7762         * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
7763         * gcc/configure: Regenerate.
7765 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
7767         * doc/install.texi: Update binutils requirement for powerpc*-linux.
7769         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
7771         * calls.c (struct arg_data): Update "partial" comment.
7772         (load_register_parameters): Update "nregs" comment.
7774 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
7776         * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
7777         (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
7778         (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
7779         (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
7780         (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
7781         (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
7782         than target_flags & 0.
7783         * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
7784         (iq2000_arch, iq2000_parse_cpu): Delete.
7785         (TARGET_HANDLE_OPTION): Override default.
7786         (iq2000_handle_option): New function.
7787         (override_options): Remove -march= and -mcpu= handling.
7788         * config/iq2000/iq2000.opt: New file.
7790 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
7792         * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
7793         * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
7794         (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
7795         (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
7796         (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
7797         (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
7798         (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
7799         (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
7800         (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
7801         (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
7802         (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
7803         (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
7804         (c4x_rpts_cycles_string, c4x_cpu_version_string)
7805         (TARGET_OPTIONS): Delete.
7806         (c4x_rpts_cycles, c4x_cpu_version): Declare.
7807         (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
7808         (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
7809         * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
7810         (c4x_cpu_version_string): Delete.
7811         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7812         (c4x_handle_option): New function.  Map -m3x and -m4x options to the
7813         equivalent -mcpu= option.
7814         (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
7815         Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
7816         TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
7817         or clearing the appropriate MASK_* bit.
7818         (c4x_file_start): Use c4x_cpu_version.
7819         * config/c4x/c4x.opt: New file.
7821 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
7823         * doc/options.texi: Document the new MaskExists flag.
7824         * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
7825         if the option has the MaskExists flag.
7827 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
7829         * opt-functions.awk (flag_set_p, test_flag): New functions.
7830         (switch_flags): Use them.
7831         * opth-gen.awk: Use flag_set_p to check for flags.
7832         * optc-gen.awk: Likewise.  Use opt_args to check for Init(...) flags.
7834 2005-03-30  Ian Lance Taylor  <ian@airs.com>
7836         * config.host (i[34567]86-*-mingw32*): Don't set
7837         host_can_use_collect2 to no.
7839 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
7841         PR target/20203
7842         * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
7843         Remove convert_memory_address call duplicating that in memory_address.
7845 2005-03-29  Richard Henderson  <rth@redhat.com>
7847         PR c/20519
7848         * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
7849         (build_compound_literal): Likewise.  Propagate decl type into the
7850         initializer.
7851         (finish_decl): Likewise.  Use new return value from complete_array_type
7852         for zero sized arrays.
7853         (complete_array_type): Move ...
7854         * c-common.c (complete_array_type): ... here.  Change first argument
7855         to pointer-to-type-node.  Consistently use sizetype for the index
7856         except for zero sized arrays.  Detect zero sized arrays for pedantic
7857         mode diagnostics.  Create a new type node instead of modifying the
7858         old node in place.
7859         * c-tree.h (complete_array_type): Move decl ...
7860         * c-common.h (complete_array_type): ... here.
7862 2005-03-29  Richard Henderson  <rth@redhat.com>
7864         PR tree-opt/19108
7865         * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
7867 2005-03-29  Kazu Hirata  <kazu@cs.umass.edu>
7869         * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
7870         debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
7871         rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
7872         tree-profile.c, tsystem.h, value-prof.h: Update copyright.
7874 2005-03-29  Eric Christopher  <echristo@redhat.com>
7876         * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
7877         truthvalue conversion removal.
7879 2005-03-29  Ian Lance Taylor  <ian@airs.com>
7881         PR bootstrap/14316
7882         * collect2.c: Never include <vfork.h>.
7883         (VFORK_STRING, vfork): Don't define.
7884         (pid): Remove global variable.
7885         (handler): Call raise instead of kill (getpid(), ...).
7886         (collect_wait): Add pex parameter.  Change all callers.  Use
7887         pex_get_status rather than pwait.
7888         (do_wait): Add pex parameter.  Change all callers.
7889         (collect_execute): Return struct pex_obj * rather than void.  Use
7890         pex routines rather than pexecute.
7891         (fork_execute): Get pex_obj from collect_execute, and pass it to
7892         do_wait.
7893         (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
7894         Only declare quit_handler if SIGQUIT is defined.
7895         (scan_libraries): Likewise.
7896         * collect2.h (collect_execute): Update declaration.
7897         (collect_wait): Update declaration.
7898         * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
7899         pass it to collect_wait.
7901 2005-03-29  Joseph S. Myers  <joseph@codesourcery.com>
7903         PR c/20672
7904         * c-parser.c (c_parser_compound_statement_nostart): Give error
7905         message for EOF instead of just setting parser->error.
7907 2005-03-29  Dorit Naishlos  <dorit@il.ibm.com>
7909         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
7910         (slpeel_update_phi_nodes_for_guard1): New function.
7911         (slpeel_update_phi_nodes_for_guard2): New function.
7912         (slpeel_tree_peel_loop_to_edge): Call above new functions instead
7913         of slpeel_update_phi_nodes_for_guard.
7914         (vectorize_loops): Remove call to loop_closed_rewrite.
7915         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
7916         assertion.
7918 2005-03-29  Richard Sandiford  <rsandifo@redhat.com>
7920         * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
7921         (TARGET_LITTLE_ENDIAN): New macro.
7922         * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
7923         (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
7924         (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
7925         (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
7926         (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
7927         (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
7928         (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
7929         (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
7930         (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
7931         (TARGET_OPTIONS): Delete.
7932         (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
7933         (CACHE_FLUSH_TRAP): Turn into an integer.
7934         (TARGET_LITTLE_ENDIAN): Define to 0 by default.
7935         (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
7936         -mflush-trap is in use.
7937         * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
7938         (m32r_cache_flush_trap_string): Delete.
7939         (m32r_model) Initialize to M32R_MODEL_DEFAULT.
7940         (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
7941         (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
7942         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7943         (m32r_handle_option): New function.  Move -mflush-trap=, -mflush-func=,
7944         -mmodel= and -msdata= handling from...
7945         (m32r_init): ...here.
7946         * config/m32r/m32r.opt: New file.
7948 2005-03-29  Keith Besaw  <kbesaw@us.ibm.com>
7950         * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
7951         (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
7952         * tree-vect-analyze.c (vect_object_analysis): additional parm
7953         pass back a "struct ptr_info_def *" with the points-to info.
7954         (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
7955         statement using info returned from vect_object_analysis.
7956         * tree-vect-transform.c (update_vuses_to_preheader): New function.
7957         (vect_create_data_ref_ptr): Remove updates to vars_to_rename
7958         for virtual uses and defs when creating a replacement vector
7959         reference.  Call duplicate_ssa_name_ptr_info to define points-to
7960         info for vector pointer replacement using STMT_VINFO_PTR_INFO.
7961         (vectorizable_store): copy_virtual_operands and update
7962         definition statements.
7963         (vectorizable_load): copy_virtual_operands.  Remove call to
7964         mark_call_clobbered_vars_to_rename for call to "const" builtin.
7965         * tree-vectorizer.c (vectorize_loops): Remove calls to
7966         rewrite_into_ssa and bitmap_clear (vars_to_rename).
7967         (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
7968         * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
7969         define macro STMT_VINFO_PTR_INFO for use in accessing.
7970         * tree.h add export of duplicate_ssa_name_ptr_info.
7971         * rs6000.c (altivec_init_builtins): Declare builtin function
7972         __builtin_altivec_mask_for_load to be "const".
7974 2005-03-29  Jakub Jelinek  <jakub@redhat.com>
7976         PR middle-end/20622
7977         * cgraph.h (struct cgraph_varpool_node): Add alias field.
7978         * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
7979         assemble_variable on aliases.
7980         * varasm.c (assemble_alias): Set node->alias.
7981         * toplev.c (wrapup_global_declarations): Don't call
7982         rest_of_decl_compilation on aliases again.
7984 2005-03-29  Paul Brook  <paul@codesourcery.com>
7986         * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
7987         * config/arm/arm.c (arm_dbx_register_number): New function.
7988         * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
7990 2005-03-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
7992         PR middle-end/20263
7993         * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
7994         the DECL_NAME, not the DECL_ASSEMBLER_NAME.
7996 2005-03-29  Dale Johannesen <dalej@apple.com>
7998         * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
7999         $(TREE_H) and $(COVERAGE_H).
8000         * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
8001         * opts.c (common_handle_option): Enable tree-based value transforms.
8002         * toplev.c (process_options): Ditto.
8003         * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
8004         refers to references to this type.
8005         * tree-flow.h: (struct stmt_ann_d): Add histograms field.
8006         * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
8007         for may_be_more, may_be_less.
8008         (rtl_gen_pow2_profiler): Adjust.
8009         (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
8010         (rtl_gen_one_value_profiler): Adjust.
8011         (rtl_gen_const_delta_profiler): Adjust.
8012         * tree-profile.c (tree_gen_interval_profiler): Implement.
8013         (tree_gen_pow2_profiler): Ditto.
8014         (tree_gen_one_value_profiler): Ditto.
8015         (tree_profiling): New.
8016         (pass_tree_profile): Reference it.
8017         * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
8018         tree.h, gcov-io.h.
8019         (insn_divmod_values_to_profile): Rename to
8020         rtl_divmod_values_to_profile. Adjust.
8021         (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
8022         (insn_prefetch_values_to_profile): Adjust.
8023         (rtl_value_profile_transformations): Adjust.
8024         (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
8025         (gen_mod_pow2): Rename to rtl_mod_pow2.
8026         (gen_mod_subtract): Rename to rtl_mod_subtract.
8027         (divmod_fixed_value_transform): Rename to
8028         rtl_divmod_fixed_value_transform.
8029         (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
8030         (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
8031         (rtl_find_values_to_profile): Adjust.
8032         (tree_value_profile_transformations): Implement.
8033         (tree_divmod_values_to_profile): New.
8034         (tree_values_to_profile): New.
8035         (tree_divmod_fixed_value): New.
8036         (tree_mod_pow2): New.
8037         (tree_mod_subtract): New.
8038         (tree_divmod_fixed_value_transform): New.
8039         (tree_mod_pow2_value_transform): New.
8040         (tree_mod_subtract_transform): New.
8041         (tree_find_values_to_profile): Implement.
8042         * profile.c (instrument_values):  Free histograms.
8043         (compute_value_histograms): Adjust. Implement tree version.
8045 2005-03-29  Uros Bizjak  <uros@kss-loka.si>
8047         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
8048         * config/i386/i386.c (output_fix_trunc): Add new round_mode
8049         variable.  Output "fldcw" depending on round_mode.
8050         * config/i386/i386.md (UNSPEC_FIST): New.
8051         (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
8052         New isns patterns to implement lrint and llrint built-ins as x87
8053         intrinsic function.
8054         (fistdi2, fist<mode>2 splitters): New splitters.
8055         (lrint<mode>2): New expanders.
8057 2005-03-28  Ian Lance Taylor  <ian@airs.com>
8059         * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
8060         0 when calling final_scan_insn.
8062 2005-03-28  Jan Hubicka  <jh@suse.cz>
8064         PR middle-end/20635
8065         * varasm.c (mark_decl_referenced): Do not mark extern inline functions
8066         as needed.
8068         * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
8069         types where possible.
8071 2005-03-26  Per Bothner  <per@bothner.com>
8073         Make -f[no-]show-column also control non-cpp diagnostics.
8074         * c.opt (fshow-column): Move option from here ...
8075         * common.opt (fshow-column): ... to here.
8076         * diagnostic.c (diagnostic_build_prefix): Only print column number
8077         if flag_show_column.
8079 2005-03-27  Steven Bosscher  <stevenb@suse.de>
8081         * vax-protos.h (vax_output_int_move, vax_output_int_add,
8082         vax_output_conditional_branch): New prototypes.
8083         * vax.c (vax_output_int_move, vax_output_int_add): New functions,
8084         extracted from vax.md mov and add patterns.
8085         (vax_output_conditional_branch): New function to output conditional
8086         branch instructions.
8087         * vax.md: Use mode macros for arithmetic and mov patterns.
8088         Use code macros for the jump patterns.
8090 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
8092         * Makefile.in (libbackend.o): Depend on version files;
8093         add custom generation command.
8095 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
8097         PR target/20636
8098         * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
8099         sure that we have a REG before getting its REGNO.
8101 2005-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8103         * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
8104         * builtins.def (BUILT_IN_STRNDUP): New.
8106 2005-03-25  Pat Haugen  <pthaugen@us.ibm.com>
8108         PR tree-optimization/20470
8109         * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
8110         ABS(x-y).
8112 2005-03-25  Mike Stump  <mrs@apple.com>
8114         * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
8115         sized objects.
8117 2005-03-25  Geoffrey Keating  <geoffk@apple.com>
8119         * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
8120         Use our own structure definitions.
8122         * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
8123         (fix_truncdfsi2): Allow registers or memory as destination.
8124         When TARGET_PPC_GFXOPT, generate simplified pattern.
8125         (fix_truncdfsi2_internal): Use define_insn_and_split.
8126         (fix_truncdfsi2_internal_gfxopt): New.
8127         (fctiwz): Don't confuse register allocation by giving it no choices.
8128         (stfiwx): New.
8129         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
8130         (EXTRA_MEMORY_CONSTRAINT): Likewise.
8131         * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
8132         * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
8134 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
8136         * dominance.c (free_dominance_info): Speed up by freeing et
8137         data structures without maintaining other nodes.
8138         * et-forest.c (et_free_tree_force): New.
8139         * et-forest.h: Add a prototype for et_free_tree_force.
8141         * tree.c (get_set_constructor_bits,
8142         get_set_constructor_bytes): Remove.
8143         * tree.h: Remove the corresponding prototypes.
8145 2005-03-25  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
8147         PR target/15491
8148         * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
8149         (vax_rtx_costs): Return false when passed unsupported rtx's.  Handle
8150         FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE.  Fix costs for POST_INC,
8151         PRE_DEC, NEG and NOT.
8153 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
8155         * fold-const.c: Convert uses of fold (build (...)) to
8156         fold_buildN.
8158 2005-03-25  Zdenek Dvorak  <dvorakz@suse.cz>
8160         PR rtl-optimization/20249
8161         * cse.c (insert_regs): Do not record equivalence of registers in
8162         different modes.
8164 2005-03-24  Kazu Hirata  <kazu@cs.umass.edu>
8166         * emit-rtl.c (reverse_comparison): Remove.
8167         * rtl.h: Remove the corresponding prototype.
8169 2005-03-24  James E Wilson  <wilson@specifixinc.com>
8171         * doc/install.texi (--enable-altivec): Delete docs.
8173 2005-03-24  David Edelsohn  <edelsohn@gnu.org>
8175         * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
8176         SFmode and DFmode before reload when
8177         flag_unsafe_math_optimizations not enabled.
8179 2005-03-24  Geoffrey Keating  <geoffk@apple.com>
8181         * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
8183         * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
8184         MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
8186 2005-03-24  Nathan Sidwell  <nathan@codesourcery.com>
8188         * configure.ac (enable-checking): Add 'runtime' option.
8189         * doc/install.texi (enable-checking): Document 'runtime' checking.
8190         * tsystem.h (gcc_assert, gcc_unreachable): Define.
8191         * config.in: Regenerated.
8192         * configure: Regenerated.
8194 2005-03-23  Uros Bizjak  <uros@kss-loka.si>
8196         * optabs.h (enum optab_index): Remove OTI_llrint.
8197         (llrint_optab): Remove macro.
8198         * optabs.c (init_optabs): Remove llrint_optab initialization.
8199         * genopinit.c (optabs): Remove llrint_optab implementation.
8200         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
8201         using lrint_optab.
8203 2005-03-24  Alexandre Oliva  <aoliva@redhat.com>
8205         PR rtl-optimization/20532
8206         * simplify-rtx.c (simplify_binary_operation_1): Protect from
8207         overflow when adding coefficients for PLUS or MINUS.
8208         (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
8209         two as multiplier.
8211 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
8213         * langhooks.h (truthvalue_conversion): Remove.
8214         * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8215         LANG_HOOKS_TRUTHVALUE_CONVERSION.
8216         * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
8217         * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
8218         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
8220 2005-03-23  Kazu Hirata  <kazu@cs.umass.edu>
8222         * params.def: Fix a typo.
8223         * config/mips/mips.c: Follow the spelling convensions.
8224         * doc/invoke.texi: Fix typos.
8226 2005-03-23  Daniel Berlin  <dberlin@dberlin.org>
8228         Fix PR tree-optimization/20601
8230         * tree-ssa-pre.c (insert_aux): Add missing condition to
8231         constification.
8233 2005-03-23  Ian Lance Taylor  <ian@airs.com>
8235         * final.c (final_scan_insn): Don't remove no-op instructions.
8236         * reload1.c (reload): Remove simple no-op instructions even when
8237         not optimizing.
8239 2005-03-23  Dorit Naishlos  <dorit@il.ib.com>
8241         PR tree-optimization/20501
8242         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
8243         reporting that peeling for alignment is applied moved to...
8244         * (vect_analyze_data_refs_alignment): Here.
8246 2005-03-23  Ian Lance Taylor  <ian@airs.com>
8248         * reorg.c (dbr_schedule): Remove #if 0 code to call final.
8250 2005-03-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
8252         * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
8253         Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
8255 2005-03-23  Hans-Peter Nilsson  <hp@axis.com>
8257         * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
8258         imply that this is called once, independent of asms in code.
8259         Adjust to now being pased output and input lists.  Mention helper
8260         function decl_overlaps_hard_reg_set_p.
8261         * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
8262         hook_tree_tree_identity and to take three trees, returning third.
8263         * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
8264         prototype.
8265         * stmt.c: include hard-reg-set.h before tree.h.
8266         (decl_overlaps_hard_reg_set_p): New function, broken out from...
8267         (decl_conflicts_with_clobbers_p): Call
8268         decl_overlaps_hard_reg_set_p.
8269         (expand_asm_operands): Pass output and input lists in call to
8270         targetm.md_asm_clobbers.
8271         * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
8272         hook_tree_tree_tree_tree_3rd_identity.
8273         * target.h (struct gcc_target.md_asm_clobbers): Take three tree
8274         parameters.
8275         * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
8276         * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
8277         parameters, first two unused.
8278         * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
8279         parameters.  Only add MOF to clobbers if there's no 'h' mentioned
8280         in constraint letters and MOF is not mentioned as a asm-declared
8281         register in neither of the input and output lists.
8283 2005-03-23  DJ Delorie  <dj@redhat.com>
8285         * optabs.c (expand_binop): Make sure the first subword's result
8286         gets stored.
8288 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
8290         * c-common.c (c_common_truthvalue_conversion): Adjust comment.
8291         Call c_common_truthvalue_conversion rather than
8292         lang_hooks.truthvalue_conversion.
8293         * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
8294         * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
8295         c-typeck.c.
8296         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
8297         c_common_truthvalue_conversion.
8298         * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
8299         c_parser_conditional_expression, c_parser_binary_expression): Call
8300         c_objc_common_truthvalue_conversion.
8301         * c-typeck.c (build_unary_op): Call
8302         c_objc_common_truthvalue_conversion.
8303         (build_conditional_expr): Do not call
8304         lang_hooks.truthvalue_conversion.
8305         (build_binary_op): Call c_common_truthvalue_conversion.
8306         (c_objc_common_truthvalue_conversion): Moved from
8307         c-objc-common.c.  Call default_function_array_conversion instead
8308         of default_conversion.
8310 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
8312         * c-common.h (default_conversion): Remove.
8313         (perform_integral_promotions): Add.
8314         * c-tree.h (default_conversion): Add.
8315         * c-typeck.c (perform_integral_promotions): New, split out from
8316         default_conversion.
8317         * c-common.c (check_case_value): Use perform_integral_promotions,
8318         not default_conversion.
8319         (c_add_case_label): Don't continue processing case label after
8320         found to be pointer.
8322 2005-03-23  Mark Mitchell  <mark@codesourcery.com>
8324         * gcc.c (do_spec_1): Do not add a -L path for a directory in
8325         the prefix list if we have already added a multilib directory
8326         based on that path.
8327         (main): Do not add MD_EXEC_PREFIX to the list of directories to
8328         search with -L.
8330 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
8332         * reload1.c (indirect_symref_ok, reload_obstack): Make them
8333         static.
8334         * reload.h: Remove the prototype for indirect_symref_ok.
8336         * reload1.c (indirect_symref_ok): Make it global.
8337         * reload.h: Add a prototype for indirect_symref_ok.
8339 2005-03-22  Kaz Kojima  <kkojima@gcc.gnu.org>
8341         * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
8342         ashlhi3 expander.
8344 2005-03-22  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
8346         * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
8348 2005-03-22  Daniel Berlin  <dberlin@dberlin.org>
8350         * c-opts.c (c_common_parse_file): Only start/end main source file
8351         if debug hooks says the writer wants it.
8352         * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
8353         member.
8354         (xcoff_debug_hooks): Ditto.
8355         * debug.c (do_nothing_hooks): Ditto.
8356         * debug.h (gcc_debug_hooks): Ditto.
8357         * dwarf2out.c (dwarf2_debug_hooks): Ditto.
8358         * sdbout.c (sdb_debug_hooks): Ditto.
8359         * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
8361 2005-03-22  Mark Mitchell  <mark@codesourcery.com>
8363         * doc/extend.texi: Deprecate C++ min/max operators.
8365 2005-03-22  Zdenek Dvorak  <dvorakz@suse.cz>
8367         * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
8368         artificial original candidates.
8370 2005-03-22  Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
8371             Jan Hubicka  <jh@suse.cz>
8372             Steven Bosscher <stevenb@suse.de>
8374         * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
8375         call cost based on argument sizes.
8376         (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
8377         inlining.
8378         * params.def: (max-inline-inssn-single): Set to 450.
8379         (max-inline-insns-auto): Set to 90.
8380         (max-inline-insns-recursive): Set to 450
8381         (max-inline-insns-recursive-auto): Set to 450.
8382         (large-function-insns): Set to 2700.
8383         (inline-call-cost): New parameter.
8384         * tree-inline.c (estimate_move_cost): New function.
8385         (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
8386         for non-gimple-regs, set cost to 0 for gimple-regs.  Compute call size
8387         based on arguments.
8388         * tree-inline.h (estimate_move_cost): Declare.
8389         * invoke.texi: (max-inline-inssn-single): Change default to 450.
8390         (max-inline-insns-auto): Change default to 90.
8391         (max-inline-insns-recursive): Change default to 450
8392         (max-inline-insns-recursive-auto): Change default to 450.
8393         (large-function-insns): Change default to 2700.
8394         (inline-call-cost): Document new parameter.
8396 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
8398         * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
8399         (TARGET_DEFAULT): Delete.
8400         * config/i860/i860.opt: New file.
8402 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
8404         * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
8405         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8406         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8407         (frv_sched_lookahead): Delete.
8408         * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
8409         (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
8410         (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
8411         (MASK_LIBPIC, MASK_ACC_4,  MASK_PACK, MASK_LONG_CALLS)
8412         (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
8413         (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
8414         (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
8415         (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
8416         (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
8417         (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
8418         (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
8419         (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
8420         (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
8421         (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
8422         (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
8423         (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
8424         (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
8425         (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
8426         (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
8427         (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
8428         (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
8429         (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
8430         * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
8431         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8432         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8433         (frv_sched_lookahead): Delete.
8434         (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
8435         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8436         (frv_handle_option): New function.  Move -mcpu= handling from...
8437         (frv_override_options): ...here.  Remove handling of other
8438         TARGET_OPTIONS.
8439         (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
8440         TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
8441         (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
8442         and TARGET_NO_MULTI_CE.
8443         (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
8444         !TARGET_VLIW_BRANCH.
8445         * config/frv/frv.opt: New file.
8447 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
8449         * fold-const.c (fold_ternary): Take decomposed arguments of
8450         CALL_EXPR.
8451         (fold): Update a call to fold_ternary.
8453         * fold-const.c (fold_build1, fold_build2, fold_build3): New.
8454         * tree.h: Add corresponding prototypes.
8456 2005-03-22  Jakub Jelinek  <jakub@redhat.com>
8458         PR target/20561
8459         * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
8460         between jump table and its label.
8461         * final.c (shorten_branches): Handle notes in between ADDR_VEC
8462         resp. ADDR_DIFF_VEC and the label preceeding it.
8463         (final_scan_insn): Likewise.  Ensure ADDR_VEC resp. ADDR_DIFF_VEC
8464         is emitted in the right section.
8466 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
8468         * fold-const.c (fold_unary, fold_binary): Update comments
8469         about arguments.
8471 2005-03-22  Hans-Peter Nilsson  <hp@axis.com>
8473         PR rtl-optimization/20527
8474         * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
8475         REG_INC note, test that the register also isn't mentioned in PRED
8476         or SUCC.
8478 2005-03-22  Ben Elliston  <bje@au.ibm.com>
8480         * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
8481         and definition.
8483 2005-03-21  Mike Stump  <mrs@apple.com>
8485         * varasm.c (default_assemble_visibility): Remove extra ().
8487 2005-03-21  Roger Sayle  <roger@eyesopen.com>
8489         PR middle-end/20557
8490         * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
8491         to determine whether a block can be duplicated, rather than test
8492         whether the block contains noncopyable insns ourselves.
8494 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
8496         * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
8497         predicates.
8499 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
8501         * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
8503 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
8505         * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
8506         (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
8507         * config/fr30/fr30.opt: New file.
8509 2005-03-18  Daniel Berlin  <dberlin@dberlin.org>
8511         Fix PR tree-optimization/20542
8513         * tree-flow-inline.h (overlap_subvar): Move to here.
8514         * tree-ssa-operands.c: From here.
8515         * tree-flow.h (overlap_subvar): Declare.
8516         * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
8517         * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
8518         for variables with subvars.
8520 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
8522         PR middle-end/20177
8523         * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
8524         * modulo-sched.c (const_iteration_count): Return on NULL
8525         pre-header.
8526         (print_node_sched_params): Return on NULL dump_file.
8527         (generate_reg_moves): Handle reg-anti dependencies and disregard
8528         closing branch when generating register moves.
8529         (sms_schedule): Mark the SMSed block dirty.
8530         * passes.c (rest_of_handle_sms): Call update_life_info for all
8531         basic-blocks.
8532         * testsuite/gcc.dg/20050321-1.c: New test.
8534 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
8536         * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
8537         * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8538         movqi_internal): Likewise.
8540 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
8542         * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
8543         xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
8544         xtensa_b4const): Delete prototypes.
8545         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
8546         xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
8547         (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
8548         xtensa_extra_constraint): New prototypes.
8549         (add_operand, arith_operand, nonimmed_operand, mem_operand,
8550         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8551         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8552         move_operand, const_float_1_operand, fpmem_offset_operand,
8553         branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
8554         * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
8555         (xtensa_b4const_or_zero): ...this.  Change return type to bool and
8556         argument type to HOST_WIDE_INT.
8557         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
8558         xtensa_mask_immediate): Likewise.
8559         (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
8560         Likewise.  Also make these functions static.
8561         (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
8562         (xtensa_const_ok_for_letter_p): New.
8563         (add_operand, arith_operand, nonimmed_operand, mem_operand,
8564         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8565         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8566         move_operand, const_float_1_operand, fpmem_offset_operand,
8567         branch_operator, ubranch_operator, boolean_operator): Move to
8568         predicates.md.
8569         (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
8570         (xtensa_mem_offset): Change return type to bool.
8571         (xtensa_extra_constraint): New.
8572         (gen_int_relational): Update type of const_range_p function pointer.
8573         Use xtensa_b4const_or_zero.
8574         * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
8575         xtensa_const_ok_for_letter_p.  Update comments.
8576         (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
8577         (PREDICATE_CODES): Delete.
8578         * config/xtensa/xtensa.md: Include predicates.md.
8579         * config/xtensa/predicates.md: New file.
8581 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
8583         * config/v850/v850-protos.h: Remove the prototypes for
8584         reg_or_int9_operand, reg_or_const_operand,
8585         pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
8586         reg_or_0_operand, reg_or_int5_operand, call_address_operand,
8587         movsi_source_operand, power_of_two_operand,
8588         not_power_of_two_operand, special_symbolref_operand,
8589         pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
8590         register_is_ok_for_epilogue.
8591         * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
8592         reg_or_int9_operand, reg_or_const_operand,
8593         call_address_operand, special_symbolref_operand,
8594         movsi_source_operand, power_of_two_operand,
8595         not_power_of_two_operand, register_is_ok_for_epilogue,
8596         pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
8597         pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
8598         predicates.md.
8599         * config/v850/v850.h (PREDICATE_CODES): Remove.
8600         * config/v850/v850.md: Include predicates.md.
8601         * config/v850/predicates.md: New.
8603 2005-03-21  Zack Weinberg  <zack@codesourcery.com>
8605         * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
8606         (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8607         (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
8608         (itoolsdir, itoolsdatadir): Move definition above new first use.
8609         (install-itoolsdirs): New rule.
8610         (install-mkheaders): Depend on install-itoolsdirs, not
8611         install-include-dir.
8613 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
8615         * tree-into-ssa.c: Remove obsolete comments.
8617 2005-03-21  Richard Guenther  <rguenth@gcc.gnu.org>
8619         * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
8620         unrolling if -fpeel-loops is specified, too.
8621         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8622         Remove superfluous check for flag_unroll_loops.
8624 2005-03-21  Uros Bizjak  <uros@kss-loka.si>
8626         * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
8627         (lrint_optab, llrint_optab): Define corresponding macros.
8628         * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
8629         * genopinit.c (optabs): Implement lrint_optab using lrintsi2
8630         pattern and llrint_optab using llrintdi2 patterns.
8631         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
8632         using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
8633         (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
8634         BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
8635         flag_unsafe_math_optimizations is set.
8637 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
8639         * combine.c (combine_simplify_rtx, simplify_if_then_else,
8640         simplify_logical, if_then_else_cond, known_cond,
8641         simplify_comparison): Adjust calls to reverse_comparison.
8642         Don't use combine_reversed_comparison_code).
8643         (combine_reversed_comparison_code): Remove.
8644         (reversed_comparison): Using reversed_comparison_code, move it...
8645         * jump.c (reversed_comparison): ... here.
8646         * rtl.h (reversed_comparison): Add prototype.
8648 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
8650         * builtins.c (fold_builtin): Take decomposed arguments of
8651         CALL_EXPR.
8652         * fold-const.c (fold_ternary): Update a call to fold_builtin.
8653         * gimplify.c (gimplify_call_expr): Likewise.
8654         * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
8655         * tree.h: Update the prototype of fold_builtin.
8657 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
8659         * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
8660         * rtlhooks.c (gen_lowpart_no_emit_general): New.
8661         * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
8662         (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
8663         * simplify-rtx.c (simplify_binary_operation_1): Use it.
8665 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
8667         * builtins.c (fold_builtin_1): Take decomposed arguments of
8668         CALL_EXPR.
8669         (fold_builtin): Update a call to fold_builtin_1.
8671 2005-03-21  Nathan Sidwell  <nathan@codesourcery.com>
8673         PR other/20564
8674         * gcov.c (output_lines): Only output function block summary when
8675         outputting branch information.
8676         * doc/gcov.texi: Document format of preamble and additional block
8677         information lines.
8679 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
8681         * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
8682         (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
8683         the defaults false if BITS_PER_UNIT != 8.
8684         (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
8685         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
8686         than BITS_PER_UNIT != 8.
8687         (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
8688         (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
8689         (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
8690         #undefs.
8691         * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
8692         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
8694 2005-03-20  Roger Sayle  <roger@eyesopen.com>
8696         PR middle-end/20539
8697         * fold-const.c (fold_binary): Fix type mismatch between
8698         TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
8699         (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
8700         for non-truth-valued expressions.
8702         * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
8703         and FUNCTION_DECL in the main switch.
8704         <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8705         TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
8706         we also need to convert their operands to match.
8707         <TRUTH_NOT_EXPR>: Likewise.
8709 2005-03-21  Joseph S. Myers  <joseph@codesourcery.com>
8711         * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
8712         diagnostic without checking whether an lvalue.
8713         * c-common.h (lvalue_p): Remove.
8714         (enum lvalue_use): Update comment.
8715         (lvalue_or_else): Replace by lvalue_error.
8716         * c-typeck.c (lvalue_p): Make static.
8717         (lvalue_or_else): New.  Call lvalue_error.
8719 2005-03-21  Alan Modra  <amodra@bigpond.net.au>
8721         * config/rs6000/rs6000.c (rs6000_parm_start): New function.
8722         (function_arg_advance): Use rs6000_parm_start.
8723         (function_arg, rs6000_arg_partial_bytes): Likewise.
8725 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
8727         * c-common.c (check_case_value): Adjust comment about stripping
8728         NOPs.
8729         (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
8730         * c-typeck.c (default_conversion, convert_arguments,
8731         build_modify_expr, convert_for_assignment, store_init_value,
8732         digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
8733         manually.  Remove inaccurate comments.
8735 2005-03-20  Roger Sayle  <roger@eyesopen.com>
8736             Joseph S. Myers  <joseph@codesourcery.com>
8738         * varasm.c (do_assemble_alias): Restore comment describing function.
8739         Annotate the target parameter as potentially unused.
8741 2005-03-20  Marek Michalkiewicz  <marekm@amelek.gda.pl>
8743         PR target/18551
8744         * config/avr/avr.c (avr_output_function_prologue): Do not use
8745         current_function_name() in a label, use a local label instead.
8747 2005-03-20  David Edelsohn  <edelsohn@gnu.org>
8749         * config/rs6000/rs6000.c (rs6000_generate_compare): Test
8750         flag_finite_math_only, not flag_unsafe_math_optimizations.
8752 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
8754         * builtins.c (fold_builtin_1): Update a call to
8755         targetm.fold_builtin.
8756         * hooks.c (hook_tree_tree_bool_null): Rename to
8757         hook_tree_tree_tree_bool_null.  Take one more argument of type
8758         tree.
8759         * hooks.h: Update the prototype of hook_tree_tree_bool_null.
8760         * target-def.h (TARGET_FOLD_BUILTIN): Define it as
8761         hook_tree_tree_tree_bool_null.
8762         * target.h (gcc_target): Update the prototype of fold_builtin.
8763         * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
8764         arguments of CALL_EXPR.
8765         * doc/tm.texi (TARGET_FOLD_BUILTIN): Update.  Mention the
8766         new prototype.
8768 2005-03-20  Jan Hubicka  <jh@suse.cz>
8770         * cgraph.h (cgraph_node): Add prev_clone pointer.
8771         * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
8772         (cgraph_clone_node): Produce doubly linked chain.
8774 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
8776         * c-common.c (handle_aligned_attribute, check_function_sentinel,
8777         get_nonnull_operand, handle_sentinel_attribute,
8778         check_function_arguments_recurse): Do not strip NOPS from
8779         INTEGER_CSTs.
8780         * c-decl.c (check_bitfield_type_and_width, build_enumerator):
8781         Likewise.
8782         * c-format.c (get_constant): Likewise.
8783         * c-parser.c (c_parser_postfix_expression): Likewise.
8784         * c-typeck.c (set_init_index): Likewise.
8785         (convert_arguments): Don't check for NOP_EXPR containing integer
8786         constant.
8788 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
8790         * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
8791         fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
8792         Take decomposed arguments of CALL_EXPR.
8793         (fold_builtin_1): Update calls to the functions mentioned
8794         above.
8796 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
8798         * c-decl.c (check_bitfield_type_and_width): Require bit-field
8799         width to have integer type.
8800         (build_enumerator): Require enumerator value to have integer type.
8802 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
8804         * doc/extend.texi (__builtin_inf): Move statement about INFINITY
8805         to __builtin_inff.
8807 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
8809         * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
8810         std=iso9899:199x): Correct descriptions.
8812 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
8814         * config.gcc: Consistently use solaris2.1[0-9]* instead of
8815         solaris2.1[0-9].
8817 2005-03-19  Kazu Hirata  <kazu@cs.umass.edu>
8819         * builtins.c (fold_builtin_memcpy): Take decomposed arguments
8820         of CALL_EXPR.
8821         (expand_builtin_memcpy, fold_builtin_1): Update calls to
8822         fold_builtin_memcpy.
8824         * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
8825         arguments of CALL_EXPR.
8826         (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
8827         fold_builtin_found, fold_builtin_1): Update calls to
8828         fold_trunc_transparent_mathfn.
8830 2005-03-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8832         PR middle-end/20493
8833         * fold-const.c (fold_widened_comparison): Don't optimize casts of
8834         function pointers on targets that require function pointer
8835         canonicalization.
8836         (fold_sign_changed_comparison): Likewise.
8838 2005-03-19  Bernd Schmidt  <bernd.schmidt@analog.com>
8840         * combine.c (try_combine): When changing the mode of a hard reg, make
8841         sure that doing so is valid.
8843 2005-03-19  Richard Sandiford  <rsandifo@redhat.com>
8845         * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
8846         (TARGET_HANDLE_OPTION): Override default.
8847         (avr_handle_option): New function.
8848         * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
8849         (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
8850         (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
8851         (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
8852         (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
8853         (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
8854         (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
8855         (TARGET_OPTIONS): Delete.
8856         * config/avr/avr.opt: New file.
8858 2005-03-18  2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8860         * config/m32r/m32r-protos.h: Remove the prototypes for
8861         call_address_operand, symbolic_operand, seth_add3_operand,
8862         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8863         reg_or_uint16_operand, reg_or_cmp_int16_operand,
8864         two_insn_const_operand, move_src_operand,
8865         move_double_src_operand, move_dest_operand,
8866         eqne_comparison_operator, signed_comparison_operator,
8867         large_insn_p, conditional_move_operand, carry_compare_operand,
8868         m32r_block_immediate_operand, extend_operand,
8869         reg_or_eq_int16_operand, int8_operand, and
8870         reg_or_zero_operand.
8871         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8872         seth_add3_operand, int8_operand, cmp_int16_operand,
8873         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8874         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8875         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8876         move_double_src_operand, move_dest_operand,
8877         eqne_comparison_operator, signed_comparison_operator,
8878         extend_operand, small_insn_p, large_insn_p,
8879         conditional_move_operand, carry_compare_operand,
8880         m32r_block_immediate_operand): Move to predicates.md.
8881         (MAX_MOVE_BYTES): Move to m32r.h.
8882         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8883         * config/m32r/m32r.md: Include predicates.md.
8884         * config/m32r/predicates.md: New.
8886 2005-03-18  James E Wilson  <wilson@specifixinc.com>
8888         PR c++/19769
8889         * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
8890         origin.
8892 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8894         * config/mn10300/mn10300-protos.h: Remove the prototypes for
8895         call_address_operand, const_8bit_operand.
8896         * config/mn10300/mn10300.c (call_address_operand,
8897         const_8bit_operand, const_1f_operand): Move to predicates.md.
8898         * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
8899         * config/mn10300/mn10300.md: Include predicates.md.
8900         * config/mn10300/predicates.md: New.
8902 2005-03-18  Joseph S. Myers  <joseph@codesourcery.com>
8904         * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
8905         declarations in diagnostics and %E for identifiers, not %s.
8907 2005-03-18  Jan Hubicka  <jh@suse.cz>
8908             Dale Johannesen  <dalej@apple.com>
8910         * basic-block.h (scale_bbs_frequencies_int,
8911         scale_bbs_frequencies_gcov_type): Declare.
8912         * cfg.c (RDIV): New macro.
8913         (update_bb_frequency_for_threading): Fix.
8914         * basic-block.h (scale_bbs_frequencies_int,
8915         scale_bbs_frequencies_gcov_type): New.
8916         * cfgloopmanip.c (scale_bbs_frequencies): Kill.
8917         (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
8918         scale_bbs_frequencies_int.
8919         * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
8921 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8923         * config/m32r/m32r-protos.h: Remove the prototypes for
8924         call_address_operand, symbolic_operand, seth_add3_operand,
8925         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8926         reg_or_uint16_operand, reg_or_cmp_int16_operand,
8927         two_insn_const_operand, move_src_operand,
8928         move_double_src_operand, move_dest_operand,
8929         eqne_comparison_operator, signed_comparison_operator,
8930         large_insn_p, conditional_move_operand, carry_compare_operand,
8931         m32r_block_immediate_operand, extend_operand,
8932         reg_or_eq_int16_operand, int8_operand, and
8933         reg_or_zero_operand.
8934         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8935         seth_add3_operand, int8_operand, cmp_int16_operand,
8936         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8937         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8938         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8939         move_double_src_operand, move_dest_operand,
8940         eqne_comparison_operator, signed_comparison_operator,
8941         extend_operand, small_insn_p, large_insn_p,
8942         conditional_move_operand, carry_compare_operand,
8943         m32r_block_immediate_operand): Move to predicates.md.
8944         (MAX_MOVE_BYTES): Move to m32r.h.
8945         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8946         * config/m32r/m32r.md: Include predicates.md.
8947         * config/m32r/predicates.md: New.
8949         * config/pa/pa-protos.h: Add prototypes for magic_milli and
8950         shadd_constant_p.
8951         * config/pa/pa.c (reg_or_0_operand, call_operand_address,
8952         symbolic_operand, symbolic_memory_operand,
8953         reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
8954         indexed_memory_operand, move_dest_operand, move_src_operand,
8955         prefetch_cc_operand, prefetch_nocc_operand,
8956         reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
8957         arith_operand, arith11_operand, pre_cint_operand,
8958         post_cint_operan, arith_double_operand, ireg_or_int5_operand,
8959         ireg_operand, int5_operand, uint5_operand, int11_operand,
8960         uint32_operand, arith5_operand, and_operand, ior_operand,
8961         lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
8962         pc_or_label_operand, div_operand, plus_xor_ior_operator,
8963         shadd_operand, movb_comparison_operator,
8964         cmpib_comparison_operator): Move to predicates.md.
8965         (magic_milli, shadd_constant_p): Make it extern.
8966         * config/pa/pa.h (PREDICATE_CODES): Remove.
8967         * config/pa/pa.md: Include predicates.md.
8968         * config/pa/predicates.md: New.
8970         * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
8971         predicate.
8973 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8975         * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
8976         config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
8977         config/alpha/freebsd.h, config/alpha/linux.h,
8978         config/alpha/netbsd.h, config/alpha/osf5.h,
8979         config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
8980         config/h8300/h8300-protos.h, config/h8300/h8300.c,
8981         config/h8300/h8300.h, config/ia64/unwind-ia64.c,
8982         doc/cppopts.texi: Update copyright.
8984 2005-03-18  Jan Hubicka  <jh@suse.cz>
8986         PR middle-end/20225
8987         * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
8988         too late.
8989         * varasm.c (find_decl_and_mark_needed): Mark needed only when not
8990         called too late.
8992 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8994         * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
8995         VEC_safe_push.
8997 2005-03-18  Paolo Bonzini  <bonzini@gnu.org>
8999         * combine.c (gen_binary): Remove.
9000         (known_cond, simplify_shift_const, find_split_point,
9001         combine_simplify_rtx, simplify_if_then_else, simplify_set,
9002         simplify_logical, expand_field_assignment, extract_left_shift,
9003         force_to_mode, if_then_else_cond, apply_distributive_law,
9004         simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
9005         simplify_comparison, reversed_comparison): Replace with
9006         simplify_gen_binary, simplify_gen_relational or
9007         distribute_and_simplify_rtx.
9008         (distribute_and_simplify_rtx): New function.
9010 2005-03-18  Alexey Neyman  <alex.neyman@auriga.ru>
9011             Paolo Bonzini  <gcc.gnu.org>
9013         * calls.c (setjmp_call_p, special_function_p): Update comments
9014         at the head of the functions.
9016 2005-03-18  Jan Hubicka  <jh@suse.cz>
9018         * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
9020         * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
9021         function body should be released; do not proactively release function
9022         bodies in non-unit-at-a-time mode.
9024 2005-03-18  Ralf Corsepius  <ralf.corsepius@rtems.org>
9026         * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
9027         mno-fp-ret-in-387 multilib variants.
9029 2005-03-18  Richard Sandiford  <rsandifo@redhat.com>
9031         * common.opt (m): Remove.
9032         * opts.c (handle_option): Pass 'm' options to set_target_switch if
9033         table lookup fails.
9034         (common_handle_option): Remove OPT_m case.
9036 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
9038         * builtins.c (fold_builtin_bitop): Take decomposed arguments
9039         of CALL_EXPR.
9040         (fold_builtin_1): Update a call to fold_builtin_bitop.
9042         * builtins.c (fold_builtin_signbit): Take decomposed arguments
9043         of CALL_EXPR.
9044         (fold_builtin_1): Update a call to fold_builtin_signbit.
9046 2005-03-17  Dorit Naishlos  <dorit@il.ibm.com>
9048         PR tree-optimization/20474
9049         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
9050         size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
9052 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
9054         * config/h8300/h8300-protos.h: Remove prototypes for
9055         general_operand_src, general_operand_dst, single_one_operand,
9056         single_zero_operand, call_insn_operand,
9057         two_insn_adds_subs_operand, small_call_insn_operand,
9058         jump_address_operand, bit_operand, bit_memory_operand,
9059         stack_pointer_operand, const_int_gt_2_operand,
9060         const_int_ge_8_operand, const_int_qi_operand,
9061         const_int_hi_operand, incdec_operand, bit_operator,
9062         nshift_operator, eqne_operator, gtle_operator,
9063         gtuleu_operator, iorxor_operator.
9064         Add prototypes for h8sx_shift_type h8sx_classify_shift and
9065         h8300_ldm_stm_parallel.
9066         * config/h8300/h8300.c (h8sx_shift_type,): Move to
9067         h8300-protos.h.
9068         (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
9069         SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
9070         (h8300_ldm_stm_parallel): Make it extern.
9071         (h8300_ldm_parallel, h8300_stm_parallel,
9072         h8300_return_parallel, general_operand_src,
9073         general_operand_dst, h8300_dst_operand, h8300_src_operand,
9074         nibble_operand, reg_or_nibble_operand, single_one_operand,
9075         single_zero_operand, call_insn_operand,
9076         two_insn_adds_subs_operand, small_call_insn_operand,
9077         jump_address_operand, bit_operand, bit_memory_operand,
9078         stack_pointer_operand, const_int_gt_2_operand,
9079         const_int_ge_8_operand, const_int_qi_operand,
9080         const_int_hi_operand, incdec_operand, eqne_operator,
9081         gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
9082         h8sx_binary_memory_operator, h8sx_unary_memory_operator,
9083         h8sx_unary_shift_operator, h8sx_binary_shift_operator,
9084         nshift_operator): Move to predicates.md.
9085         * config/h8300/h8300.h (PREDICATE_CODES): Remove.
9086         * config/h8300/h8300.md: Include predicates.md.
9087         * config/h8300/predicates.md: New.
9089 2005-03-17  Richard Henderson  <rth@redhat.com>
9091         * config.gcc (ia64*-*-hpux*): Add extra_options.
9092         * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
9093         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9094         * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
9095         (ia64_tls_size_string, ia64_tune_string): Remove.
9096         (ia64_tune): Init to PROCESSOR_ITANIUM2.
9097         (TARGET_DEFAULT_TARGET_FLAGS): New.
9098         (TARGET_HANDLE_OPTION): New.
9099         (ia64_override_options): Move options parsing ...
9100         (ia64_handle_option): ... here.  New.
9101         * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
9102         MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
9103         MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
9104         MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
9105         MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
9106         MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
9107         MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
9108         TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
9109         TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
9110         TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
9111         TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
9112         TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
9113         TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
9114         TARGET_EARLY_STOP_BITS): Remove.
9115         (TARGET_ILP32): Default false.
9116         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
9117         (enum ia64_inline_type): New.
9118         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9119         * config/ia64/ia64.md: Update for new definitions of
9120         TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
9121         * config/ia64/ia64.opt: New file.
9122         * config/ia64/ilp32.opt: New file.
9124 2005-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9126         PR target/18380
9127         * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
9129 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
9131         * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
9132         instead of MASK_H8300S.
9133         * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
9134         MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
9135         MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
9136         MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
9137         TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
9138         TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
9139         TARGET_SWITCHES): Remove.
9140         (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
9141         TARGET_H8300SX.
9142         * config/h8300/h8300.opt: New.
9144         * config/alpha/alpha.opt, config/arc/arc.opt,
9145         config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
9146         notices.
9148 2005-03-17  Ian Lance Taylor  <ian@airs.com>
9150         * gmon.c: Remove.
9152 2005-03-17  Richard Sandiford  <rsandifo@redhat.com>
9154         * config/arc/arc.c (arc_cpu_string): Make static.  Default to "base"
9155         (arc_text_string, arc_data_string, arc_rodata_string): Make static.
9156         (TARGET_HANDLE_OPTION): Override default.
9157         (arc_handle_option): New function.
9158         (arc_init): Remove code to set arch_cpu_string.
9159         * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
9160         (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
9161         (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
9162         (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
9163         (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
9164         (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
9165         (arc_rodata_string, TARGET_OPTIONS): Delete.
9166         * config/arc/arc.opt: New file.
9168 2005-03-17  Richard Henderson  <rth@redhat.com>
9170         * doc/extend.texi (Weak Pragmas): New section.
9171         (attribute alias): Clarify that target must be in the same
9172         translation unit.
9174 2005-03-17  Richard Henderson  <rth@redhat.com>
9176         * config/alpha/alpha.opt: New file.
9177         * config/alpha/alpha.c (alpha_tune): New.  Rename all existing uses
9178         of alpha_cpu.
9179         (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
9180         alpha_fprm_string, alpha_fptm_string): Make static.
9181         (alpha_tls_size_string): Remove.
9182         (alpha_handle_option): New.
9183         (override_options): Update for alpha_cpu/alpha_tune split.
9184         (alpha_file_start): Likewise.
9185         (TARGET_DEFAULT_TARGET_FLAGS): New.
9186         (TARGET_HANDLE_OPTION): New.
9187         * config/alpha/alpha.h (alpha_tune): Declare.
9188         (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
9189         MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
9190         MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
9191         TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
9192         TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
9193         TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
9194         MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
9195         MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
9196         TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
9197         TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
9198         (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
9199         (TARGET_DEFAULT): Remove MASK_FP.
9200         (TARGET_FP): Redefined based on TARGET_SOFT_FP.
9201         (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
9202         (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
9203         alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
9204         alpha_tls_size_string): Remove.
9205         * config/alpha/alpha.md (prefetch): Use alpha_cpu.
9206         (attribute tune): Rename from attribute cpu.
9207         * config/alpha/ev4.md: Update to match.
9208         * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
9209         * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
9210         * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
9211         * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
9212         * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
9213         * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
9215 2005-03-16  James E. Wilson  <wilson@specifixinc.com>
9217         * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
9218         and return without creating new state if before_nops_num is nonzero.
9219         * config/ia64/ia64.md (first_insn): New attribute.
9220         (alloc): Set it to yes.
9222 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
9224         * tree-vectorizer.c (new_vec_stmt_info): Initialize
9225         STMT_VINFO_SUBVARS to NULL.
9226         * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9228 2005-03-16 Dale Johannesen  <dalej@apple.com>
9230         * rtlanal.c (find_first_parameter_load):  Rewrite to
9231         return actual first param load or the call if none,
9232         instead of first in block, when not all loads exist.
9234 2005-03-16  Roger Sayle  <roger@eyesopen.com>
9236         * optabs.c (expand_copysign_absneg): Make static.
9237         * optabs.h (expand_copysign_absneg): Delete prototype.
9238         * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
9240 2005-03-16  Richard Henderson  <rth@redhat.com>
9242         PR middle-end/15700
9243         * varasm.c (struct alias_pair): Rename from struct output_def_pair.
9244         (alias_pairs): Rename from output_defs.
9245         (find_decl_and_mark_needed): Split out from assemble_alias.
9246         (do_assemble_alias): New.
9247         (assemble_output_def): Remove.
9248         (finish_aliases_1, finish_aliases_2): New.
9249         (process_pending_assemble_output_defs): Remove.
9250         (assemble_alias): Defer aliases for which we don't yet have a
9251         non-external decl for the target symbol.
9252         * passes.c (rest_of_decl_compilation): Register variables with cgraph.
9253         * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
9254         * toplev.c (compile_file): Use finish_aliases_2 instead of
9255         process_pending_assemble_output_defs.
9256         * tree.h (finish_aliases_1, finish_aliases_2): Declare.
9257         (process_pending_assemble_output_defs): Remove.
9259 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
9261         Fix PR tree-optimization/20489
9263         * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
9264         for empty structures.
9266 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
9268         Fix PR tree-optimization/20490
9270         * tree-ssa-pre.c (create_expression_by_pieces): Use
9271         force_gimple_operand on result of fold.
9273 2005-03-16  Andrew Pinski  <pinskia@physics.uc.edu>
9275         * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
9276         of closing parenthesis.
9278 2005-03-16  Kazu Hirata  <kazu@cs.umass.edu>
9280         * builtins.c (expand_movstr): Update a call to
9281         fold_builtin_strcpy.
9282         (expand_builtin_strncpy): Update a call to
9283         fold_builtin_strncpy.
9284         (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
9285         arguments of CALL_EXPR.
9286         (fold_builtin_1): Update calls to fold_builtin_strcpy and
9287         fold_builtin_strncpy.
9288         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9289         * tree.h: Update the prototypes of fold_builtin_strcpy and
9290         fold_builtin_strncpy.
9292 2005-03-16  Steven Bosscher  <stevenb@suse.de>
9293             Dorit Naishlos  <dorit@il.ibm.com>
9295         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
9296         UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
9297         error.
9299 2005-03-16  Steven Bosscher  <stevenb@suse.de>
9301         * tree-inline.c (walk_type_fields, walk_tree,
9302         walk_tree_without_duplicates): Move from here...
9303         * tree.c: ...to here.
9305 2005-03-15  Zack Weinberg  <zack@codesourcery.com>
9307         * BASE-VER, DATESTAMP, DEV-PHASE: New files.
9308         * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
9309         (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9310         (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
9311         (version): Define using $(BASEVER_c).
9312         (Makefile, config.status, build/gcov-iov.o): No longer depends on
9313         version.c.
9314         (version.o): Depend on version files; add custom generation command.
9315         (prefix.o): Define BASEVER on command line.
9316         (s-iov): Depend on version files; adjust command.
9317         (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
9318         Add gcc-vers.texi.
9319         (gcc-vers.texi): New rule.
9320         (doc/%.info, doc/%.dvi): Add -I . to command line.
9321         (doc/gccinstall.dvi): Likewise.
9322         (PACKAGE): Delete.  All uses replaced with "gcc".
9323         * aclocal.m4: Do not include gcc-version.m4.
9324         * configure.ac: Do not invoke TL_AC_GCC_VERSION.
9325         Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
9326         Set is_release based on contents of DEV-PHASE.
9327         Set gcc_version based on contents of BASE-VER.
9328         Define WIN32_REGISTRY_KEY only if the user overrode the default.
9329         * config.in, configure: Regenerate.
9330         * gccbug.in: Determine version of GCC in use at runtime.
9331         * gcov-iov.c: Get version number and development phase from
9332         command line, not by including version.c.
9333         * intl.c: Replace all uses of PACKAGE with "gcc".
9334         * libada-mk.in: Delete unused "gcc_version" variable.
9335         * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
9336         * version.c: (VERSUFFIX): New hook for redistributors; adjust
9337         commentary to match.
9338         (version_string): Put together from pieces.
9339         * config/alpha/x-vms: Do not use $(gcc_version).
9340         * config/i386/t-nwld: Likewise.
9341         * doc/include/gcc-common.texi: Include gcc-vers.texi for
9342         version-GCC and DEVELOPMENT.
9344 2005-03-15  Roger Sayle  <roger@eyesopen.com>
9346         PR tree-optimization/17454
9347         * tree.c (tree_size): Add case for TREE_BINFO.
9348         * fold-const.c (fold_checksum_tree): Only clear the overloaded
9349         field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
9351 2005-03-15  Roger Sayle  <roger@eyesopen.com>
9353         * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
9354         op1 whilst expanding the signed widenening multiply variant.
9356 2005-03-15  Richard Sandiford  <rsandifo@redhat.com>
9358         * toplev.c (display_target_options): Avoid unused variable warning if
9359         TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
9360         * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
9361         (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
9362         (mips_isa): Initialize to MIPS_ABI_DEFAULT.
9363         (mips_isa_info): New variable.
9364         (mips_parse_cpu): Remove the first argument and leave the caller
9365         to report errors.
9366         (TARGET_HANDLE_OPTION): Override default.
9367         (mips_handle_option): New function.  Move option validation code from...
9368         (override_options): ...here.  Update calls to mips_parse_cpu.
9369         * config/mips/mips.h (mips_arch_string, mips_tune_string)
9370         (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
9371         (SUBTARGET_TARGET_OPTIONS): Delete.
9372         * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
9373         (mno-flush-func, mtune=): New options.
9375 2005-03-15  Roger Sayle  <roger@eyesopen.com>
9376             Richard Henderson  <rth@redhat.com>
9378         * real.c (c4x_single_format, c4x_extended_format): Provide values
9379         for signbit_ro for c4x's single and extended floating point formats.
9380         * optabs.c (expand_copysign): Use the floating point format's
9381         signbit_ro for expanding via expand_copysign_absneg, and it's
9382         signbit_rw field for expanding via expand_copysign_bit.
9384 2005-03-15  Dorit Naishlos  <dorit@il.ibm.com>
9386         * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
9387         known_alignment_for_access_p.
9388         (known_alignment_for_access_p): New.
9389         (do_peeling_for_alignment): Field made int instead of bool and renamed
9390         to peeling_for_alignment.
9391         (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
9392         * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
9393         functionality used to be in vect_analyze_operations.
9394         (vect_analyze_operations): Code to determine vectorization factor was
9395         moved to vect_determine_vectorization_factor.
9396         (vect_enhance_data_refs_alignment): Update to correct alignment when it
9397         is known instead of -1.  Set LOOP_PEELING_FOR_ALIGNMENT to peeling
9398         factor.
9399         (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
9400         be part of vect_analyze_operations).
9401         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
9402         creating the guard condition, as the number of iterations may be
9403         constant.
9404         (slpeel_tree_peel_loop_to_edge): Use new name of
9405         LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
9406         * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
9407         alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
9408         (vect_do_peeling_for_alignment): Use fold.
9409         (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
9411         (vect_update_inits_of_dr): Renamed to
9412         vect_update_init_of_dr.
9413         (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
9414         (vectorizable_store): Fix assertion to use == instead of =.
9416 2005-03-15  Daniel Jacobowitz  <dan@codesourcery.com>
9418         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
9419         call_used_regs for wCG registers.
9421 2005-03-15  Ulrich Weigand  <uweigand@de.ibm.com>
9423         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9424         for non-offsettable memory references to cope with outstanding reload
9425         replacements, take 2.
9427 2005-03-15  Uros Bizjak  <uros@kss-loka.si>
9429         PR target/18668
9430         * config/i386/i386.h (x86_fisttp): New.
9431         (TARGET_FISTTP): New macro.
9432         * config/i386/i386.c (x86_fisttp): Set for NOCONA.
9433         (output_fix_trunc): Add fisttp parameter.  Generate fisttp x87
9434         instruction when fisttp flag is set.
9435         * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
9437         * config/i386/i386.md (type attribute): Add fisttp.
9438         (unit attribute): Set to i387 for fisttp type.
9439         (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
9440         (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
9441         TARGET_FISTTP.
9442         (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
9443         Generate fisttp patterns for TARGET_FISTTP. Implement using mode
9444         macros.
9445         (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
9446         patterns for TARGET_FISTTP.  Enable patterns for
9447         (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
9448         (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
9449         fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
9450         implement fisttp x87 insn.
9451         (fix_trunc*_i387_fisttp splitters): New patterns.
9452         (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
9453         Rename to *fix_trunc<mode>_i387_1.  Implement using mode macros.
9454         Disable patterns for TARGET_FISTTP.  Add comment about FLAGS_REG
9455         clobber.
9456         (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
9457         Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
9458         Implement using mode macros. Disable patterns for TARGET_FISTTP.
9459         (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
9460         fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
9461         fix_trunc<mode>_i387_with_temp. Implement using mode macros.
9462         Disable patterns for TARGET_FISTTP.
9463         (fix_trunc*_i387 splitters): Implement usign mode macros.
9464         (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
9465         fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
9466         (fix_trunx*_sse peephole2s): Implement using mode macros.
9468 2005-03-15  J"orn Rennecke <joern.rennecke@st.com>
9470         PR rtl-optimization/20291
9471         * combine.c (try_combine): If splitting fails, re-try with
9472         original combined pattern, i.e. before clobber stripping.
9474 2005-03-14  Eric Christopher  <echristo@redhat.com>
9476         * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
9477         STACK_GROWS_DOWNWARD.
9479 2005-03-14  Roger Sayle  <roger@eyesopen.com>
9481         * real.h (struct real_format): Split the signbit field into two
9482         two fields, signbit_ro and signbit_rw.
9483         * real.c (ieee_single_format, mips_single_format, ieee_double_format,
9484         mips_double_format, ieee_extended_motorola_format,
9485         ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
9486         ieee_extended_intel_128_format, ibm_extended_format,
9487         mips_extended_format, ieee_quad_format, mips_quad_format,
9488         vax_f_format, vax_d_format, vax_g_format, i370_single_format,
9489         i370_double_format, c4x_single_format, c4x_extended_format,
9490         real_internal_format): Update initializers for new field.
9491         * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
9492         real_format structure.
9493         * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
9494         field of the real_format structure.
9496 2005-03-14  Daniel Berlin <dberlin@dberlin.org>
9498         Fix PR tree-optimization/20458
9500         * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
9501         DECL_EXTERNAL on STRUCT_FIELD tags.
9502         (clear_call_clobbered): Ditto.
9503         * tree-ssa-operands.c (note_addressable): Make sure the original
9504         variable doesn't slip into the addressable list if we have
9505         subvars.
9506         * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
9507         tags too.
9509 2005-03-14  Geoffrey Keating  <geoffk@apple.com>
9511         * doc/cppopts.texi (-fexec-charset): Add concept index entry.
9512         (-fwide-exec-charset): Likewise.
9513         (-finput-charset): Likewise.
9514         * doc/invoke.texi (Warning Options): Document -Wnormalized=.
9515         * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
9516         * c.opt (Wnormalized): New.
9518 2005-03-14  Devang Patel  <dpatel@apple.com>
9520         * doc/invoke.texi: Add reference to Visibility document.
9522 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
9524         * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
9525         MASK_SPLIT_ADDRESSES.
9526         * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
9527         (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
9528         (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
9529         (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
9530         (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
9531         (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
9532         (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
9533         (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
9534         (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
9535         (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
9536         (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
9537         (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
9538         (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
9539         (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
9540         (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
9541         (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
9542         (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
9543         (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
9544         (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
9545         (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
9546         (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
9547         (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
9548         (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
9549         (TARGET_EXPLICIT_RELOCS): Delete.
9550         (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
9551         (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
9552         * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9553         (override_options): Set MASK_LONG64 if -mint64 is given and no
9554         -mlongXX option is.  Complain about -mint64 -mlong32.
9555         (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
9556         MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
9557         * config/mips/mips.opt: New file.
9559 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
9561         * config.gcc (extra_options): New variable for listing option files.
9562         Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
9563         * configure.ac (extra_opt_files): New AC_SUBST variable.
9564         (tm_file_list, tm_include_list): Include options.h first.
9565         * configure: Regenerate.
9566         * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
9567         (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
9568         (s-options-h): New rule.
9569         (options.h): Depend on it.
9570         (TEXI_GCCINT_FILES): Add options.texi.
9571         * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
9572         * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
9573         * target.h (gcc_target): Add default_target_flags and handle_option.
9574         * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
9575         (TARGET_HANDLE_OPTION): New macros.
9576         (TARGET_INITIALIZER): Include them.
9577         * opt-functions.awk (opt_args, nth_arg): New functions.
9578         (switch_flags): Handle the "Target" flag.
9579         (var_args): Delete.
9580         (var_name): Use opt_args and nth_arg.
9581         (var_set, var_ref): Likewise.  Handle "Mask" and "InverseMask".
9582         * opth-gen.awk: Declare target_flags.  Declare MASK_* and TARGET_*
9583         macros for the "Mask" and "InverseMask" options.
9584         * opts.h (cl_var_cond): New enum.
9585         (cl_option): Replace the "has_set_value" and "set_value" fields with
9586         "var_cond" and "var_value".
9587         (CL_TARGET): New macro.
9588         (option_enabled, print_filtered_help): Declare.
9589         (decode_options): Move definition.
9590         * opts.c (handle_option): Search for the original option before
9591         removing any "no-" prefix.  Handle CL_TARGET.  Adjust for the new
9592         var_cond and var_value fields.  Use targetm.handle_option to handle
9593         target options.
9594         (decode_options): Set target_flags to targetm.default_target_flags.
9595         (print_filtered_help): Make global.  Handle CL_TARGET.
9596         (option_enabled): New function.
9597         * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
9598         (display_target_options, set_target_switch, print_switch_values)
9599         (default_pch_valid_p): Guard uses of target_switches with
9600         #ifdef TARGET_SWITCHES.  Also...
9601         (display_target_options): Display the CL_TARGET entries in cl_options.
9602         (set_target_option): Don't complain about the "" option when
9603         TARGET_SWITCHES is undefined.
9604         (print_switch_values): Use option_enabled.
9605         (default_pch_valid_p): Check cl_options[] when looking for something
9606         that has changed the value of target_flags.
9607         * c.opt: Remove documentation from top of file.
9608         * doc/gccint.texi: Add an "Options" chapter.  Include options.texi.
9609         * doc/sourecebuild.texi: Refer to the new options documentation
9610         instead of c.opt.  Document machine-specific .opt files.
9611         * doc/tm.texi (target_flags): Say that this variable is declared
9612         by options.h.
9613         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
9614         (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
9615         an alternative.
9616         * doc/options.texi: New file.
9618 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
9620         PR middle-end/18628
9621         * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
9622         register.
9624 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
9626         PR c++/20280
9627         * gimplify.c (gimplify_cond_expr): Add fallback argument.  Use a
9628         temporary variable of pointer type if an lvalues is required.
9629         (gimplify_modify_expr_rhs): Request an rvalue from it.
9630         (gimplify_expr): Pass fallback on.
9632 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
9634         * cfgbuild.c: Update comments.
9636 2005-03-14  Roger Sayle  <roger@eyesopen.com>
9638         PR rtl-optimization/17236
9639         * optabs.c (expand_doubleword_mult): New helper function split out
9640         from expand_binop.  Permute the order in which instructions are
9641         emitted to minimize the number of simultaneously live registers.
9642         (expand_binop): Call expand_doubleword_mult to synthesize a double
9643         word multiplication.
9645 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
9647         * basic-block.h: Update the prototypes of cached_make_edge and
9648         rtl_make_eh_edge.
9649         * cfg.c (cached_make_edge): Take edge_cache representing one
9650         row of the adjacency matrix of edges.
9651         * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
9652         (make_edges): Initialize edge_cache to represent one row of
9653         the adjacency matrix of edges.
9655 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
9657         * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
9658         New functions.
9659         (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
9660         Remove unused removed_phis variable.
9661         (conditional_replacement): Use build1/build2.
9662         (abs_replacement): Use last_and_only_stmt and build1/build2.
9664 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
9666         * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
9667         ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
9668         * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
9669         (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
9670         * c-common.c (handle_novops_attribute): New function.
9671         (c_common_attribute_table): Add "no vops" entry.
9672         * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
9673         * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
9674         * tree-ssa-operands.c (get_call_expr_operands): Do not
9675         create virtual operands for calls with ECF_NOVOPS flag.
9676         * tree.h (DECL_IS_NOVOPS): New macro.
9677         (struct tree_decl): Add novops_flag.
9678         (ECF_NOVOPS): New constant.
9680 2005-03-14  Uros Bizjak  <uros@kss-loka.si>
9682         PR target/17688
9683         * config/i386/i386.c (x86_use_himode_fiop): New.
9684         (x86_use_simode_fiop): Rename from x86_use_fiop.
9685         * config/i386/i386.h (x86_use_himode_fiop): Declare.
9686         (TARGET_USE_HIMODE_FIOP): New.
9687         (x86_use_simode_fiop): Rename from x86_use_fiop.
9688         (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
9690         * config/i386/i386.md (X87MODEI12): New mode macro define.
9691         (*cmpfp_<mode>): Rename from *cmpfp_si.  Use X87MODEI12 mode macro
9692         to implement x87 FP compare with HImode input operands.
9693         (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
9694         Use X87MODEI12 mode macro to handle HImode input operands.
9695         (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
9696         *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
9697         Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
9698         *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
9699         macro to implement x87 operators with HImode input operands.
9700         (fop splitters): Use X87MODEI12 mode macro to handle HImode
9701         input operands.
9703 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
9705         * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
9706         integer_zerop.
9707         * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
9708         constants invariant.
9710 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
9712         * basic-block.h (BB_VISITED): Removed.
9713         * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
9715 2005-03-14  Falk Hueffner  <falk@debian.org>
9717         PR bootstrap/20424
9718         * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
9720 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
9722         * ggc-zone.c: Fix comment typos.
9724         * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
9725         stringpool.c, config/mips/mips-protos.h: Update copyright.
9727 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
9729         * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
9730         throughout with its typedef, "rtx".
9731         * config/rs6000/rs6000.c: Likewise.  Formatting fixes.
9732         (rs6000_tls_symbol_ref_1): Remove inline keyword.
9733         * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting.  Reorder
9734         regs in comment to match code.
9736 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
9738         * except.c (check_handled): Make it static.
9739         * except.h: Remove the corresponding prototype.
9741         * function.c (get_func_frame_size): Make it static.
9742         * function.h: Remove the corresponding type.
9744         * regclass.c (reg_class_superclasses, reg_class_subclasses):
9745         Make them static.
9746         * hard-reg-set.h: Remove the corresponding declarations.
9748         * tree-cfg.c (verify_stmts): Check that
9749         bb_for_stmt (stmt) == bb for every PHI node and statement.
9751 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
9753         * config.gcc: Remove excess indentation.
9754         (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
9756 2005-03-13  Roger Sayle  <roger@eyesopen.com>
9758         PR middle-end/19331
9759         * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
9760         * fold-const.c (fold_sign_changed_comparison): Likewise.
9761         (fold_binary): Optimize comparisons against widened operands if
9762         the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
9764 2005-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
9766         * config/sparc/sparc.c (struct_value_alias_set): New global variable.
9767         (sparc_override_options): Initialize it.
9768         (sparc_struct_value_rtx): Set it on the MEM to be returned.
9770 2005-03-13  David Edelsohn  <edelsohn@gnu.org>
9772         * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
9773         (reg_or_none500mem_operand): New predicate.
9774         (zero_reg_mem_operand): New predicate.
9775         * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
9776         to reg_or_none500mem_operand.
9777         (extendsfdf2_fpr): Add MEM alternative.
9778         (extenddftf2_internal): Change operand2 predicate to
9779         zero_reg_mem_operand.
9781 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
9783         * ggc-zone.c: Rewritten.
9785         * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
9786         if there are none.
9787         * configure.ac: Define GGC_ZONE for --with-gc=zone.
9788         * config.in: Regenerated.
9789         * configure: Regenerated.
9790         * gengtype.c (write_types_process_field, write_func_for_structure):
9791         Pass new argument to gt_pch_note_object.
9792         * ggc-common.c (struct ptr_data): Add TYPE.
9793         (gt_pch_note_object): Take TYPE argument and save it.
9794         (call_count): Update call to ggc_pch_count_object.
9795         (call_alloc): Update call to ggc_pch_alloc_object.
9796         (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
9797         file.
9798         * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
9799         * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
9800         (ggc_alloc_zone_stat): Delete.
9801         (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
9802         * ggc.h (gt_pch_note_object, ggc_pch_count_object)
9803         (ggc_pch_alloc_object): Update prototypes.
9804         (garbage_zone): Delete.
9805         (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
9806         GGC_ZONE conditional.  Update.  Change tree_zone and rtl_zone into
9807         pointers.
9808         (tree_id_zone): New variable.
9809         (ggc_alloc_cleared_zone): Remove unused.
9810         (ggc_alloc_zone): Define.
9811         (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
9812         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
9813         ggc_alloc_zone_stat.
9814         * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
9815         * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
9816         (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
9817         (make_node_stat): Likewise.  Use tree_id_zone.
9819 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
9820             Joseph S. Myers  <joseph@codesourcery.com>
9822         * configure.ac: Check for MIPS TLS.
9823         * configure: Regenerated.
9824         * config/mips/mips-protos.h (enum mips_symbol_type): Add
9825         SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
9826         SYMBOL_GOTTPREL, and SYMBOL_TPREL.
9827         * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
9828         (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
9829         (mips_classify_symbol, mips_symbolic_constant_p)
9830         (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
9831         (mips_tls_operand_p, mips_call_tls_get_addr)
9832         (mips_legitimize_tls_address, mips_cannot_force_const_mem)
9833         (mips_tls_symbol_ref_1): New functions.
9834         (mips_legitimize_address, mips_legitimize_const_move): Call
9835         mips_legitimize_tls_address.
9836         (override_options): Handle V1_REG and TLS symbols.  Disable TLS
9837         for MIPS16.
9838         * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
9839         (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
9840         (mips_char_to_class): Document V1_REG.
9841         (HAVE_AS_TLS): Provide default.
9842         * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
9843         constants.
9844         (load_got<mode>): Renamed from *load_got<mode>.  Allow when
9845         !TARGET_ABICALLS.
9846         (tls_get_tp_<mode>): New instruction.
9848 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
9850         * configure.ac: Update checks for target tools.
9851         * configure: Regenerated.
9853 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
9855         * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
9857 2005-03-13  Roger Sayle  <roger@eyesopen.com>
9859         * expmed.c (expand_mult): Use synthetic multiplication sequences for
9860         more classes of DImode multiplication by constant.  Allow both
9861         multiplication by small negative constants (by performing a
9862         multiplication by a positive constant and negating the result) and
9863         multiplications by large powers of two, by using a left shift.
9865 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
9867         * tree-into-ssa.c (find_idf): Speed up by putting the indexes
9868         of basic blocks into work_stack.
9870         * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
9871         config/mips/vr.h: Update copyright.
9873         * c-decl.c (c_init_decl_processing): Remove useless calls to
9874         build_function_type.
9876         * builtins.c (fold_trunc_transparent_mathfn,
9877         fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
9878         fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9879         fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
9880         fold_builtin_strcpy, fold_builtin_strncpy,
9881         fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
9882         TREE_TYPE (exp).
9884         * builtins.c (expand_builtin_mathfn_3): Remove local variable
9885         before_call.
9887         * lambda-code.c (lambda_compute_auxillary_space): Remove local
9888         variable determinant.
9890         * tree-cfg.c (group_case_labels): Remove local variable type.
9892         * tree-ssa-live.c (build_tree_conflict_graph): Remove local
9893         variable ann.
9895         * tree-ssa-phiopt.c (value_replacement): Remove local variable
9896         result.
9898 2005-03-13  Andy Hutchinson  <HutchinsonAndy@netscape.net>
9900         PR target/18251
9901         * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
9902         (*movmemqi_insn): Delete.
9903         (*movmemhi): Delete.
9905 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
9907         * builtins.c (fold_builtin_classify): Take decomposed
9908         arguments of CALL_EXPR.
9909         (fold_builtin_1): Update a call to fold_builtin_classify.
9911 2005-03-13  Joseph S. Myers  <joseph@codesourcery.com>
9913         PR c/20402
9914         * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
9915         through into call to parser_xref_tag after parse error.
9916         (c_parser_struct_declaration): Consistently return NULL_TREE on
9917         error.
9919 2005-03-12  Daniel Berlin  <dberlin@dberlin.org>
9921         * tree-flow-inline.h (ref_contains_array_ref): New function.
9922         (lookup_subvars_for_var): Ditto.
9923         (get_subvars_for_var): Ditto.
9924         (var_can_have_subvars): Ditto.
9926         * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
9927         (struct subvar): New type.
9929         * tree-dfa.c (okay_component_ref_for_subvars): New function.
9931         * tree-optimize.c (init_tree_optimization_passes): Call
9932         pass_create_structure_vars.
9934         * tree-ssa-alias.c: Include vec.h.
9935         (init_alias_info): Don't auto-clear call clobbered on struct-field
9936         tags.
9937         (compute_flow_insensitive_aliasing): Handle subvars.
9938         (group_aliases): Handle STRUCT_FIELD aliases.
9939         (setup_pointers_and_addressables): Ditto.
9940         Don't mark variables non-addressable if they still have
9941         addressable subvars.
9942         Also mark subvars addressable when the real variable is marked
9943         addressable.
9944         (add_pointed_to_var): Try to prune the pointed-to set by only
9945         pointing to subvars when possible.
9946         Otherwise, make sure we set addresses_needed and pt_vars to
9947         properly include subvars.
9948         (bitpos_of_field): New function.
9949         (push_fields_onto_fieldstack): Ditto.
9950         (get_or_create_used_part_for): Ditto.
9951         (create_overlap_variables_for): Ditto.
9952         (find_used_portions): Ditto.
9953         (create_structure_vars): Ditto.
9954         (pass_create_structure_vars): New structure.
9956         * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
9957         (get_expr_operands): Handle subvars.  Also try to turn
9958         COMPONENT_REF accesses into must-defs now that we can accurately
9959         portray it.
9960         (note_addressable): Try to only mark as addressable those subvars
9961         we know a COMPONENT_REF touches.
9962         (overlap_subvar): New function.
9964         * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
9965         Handle subvar storing.
9966         (vect_address_analysis): Update caller of vect_object_analysis.
9968         * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
9970         * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
9971         (STMT_VINFO_SUBVARS): New macro.
9973         * common.opts: add flag_tree_salias.
9975         * opts.c (decode_options): flag_tree_salias defaults to on.
9977         * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
9979         * doc/tree-ssa.texi: Document structural alias analysis.
9981 2005-03-12  Steven Bosscher  <stevenb@suse.de>
9983         * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
9984         * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
9985         * tree-ssa-operands.c (get_expr_operands): Likewise.
9986         (get_expr_operands): Likewise for ERROR_MARK.
9988 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
9990         * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
9991         var.
9993         * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
9994         removed_phis.
9996         * tree-ssa-pre.c (compute_avail): Remove local variable val.
9997         (mark_operand_necessary): Remove local variable ver.
9999         * tree-vect-transform.c (vect_get_new_vect_var): Remove local
10000         variable prefix_len.
10002         * value-prof.c (mod_subtract_transform): Remove local variable
10003         value.
10005         * builtins.c (fold_builtin_exponent): Take decomposed
10006         arguments of CALL_EXPR.
10007         (fold_builtin_1): Update a call to fold_builtin_exponent.
10009         * builtins.c (fold_builtin_logarithm): Take decomposed
10010         arguments of CALL_EXPR.
10011         (fold_builtin_1): Update a call to fold_builtin_logarithm.
10013         * c-decl.c (c_init_decl_processing): Remove local variables
10014         ptr_ftype_void and ptr_ftype_ptr.
10016         * gimplify.c (gimplify_expr): Remove local variables r0 and
10017         r1.
10019         * reg-stack.c (move_for_stack_reg): Remove local variable
10020         push_insn.
10021         (compare_for_stack_reg): Remove local variable flags_user.
10022         (convert_regs_1): Remove local variable deleted.
10024         * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
10025         variable new_cond.
10026         (combine_blocks): Remove local variables exits and new_e.
10028         * tree-inline.c (expand_call_inline): Remove local variable
10029         decl.
10031         * tree-ssa-live.c (create_ssa_var_map,
10032         calculate_live_on_entry): Remove local variable snn.
10034 2005-03-12  Geoffrey Keating  <geoffk@apple.com>
10036         * c-lex.c (c_lex_with_flags): Add parameter to call to
10037         cpp_spell_token.
10039 2005-03-11  Per Bothner  <per@bothner.com>
10041         * c-tree.h (struct c_declarator): New id_loc field.
10042         * c-pragma.h (c_lex_with_flags): Take position reference.
10043         * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
10044         iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
10045         (c_lex): Pass dummy location to c_lex_with_flags.
10046         * c-parser.c (c_lex_one_token): Set c_token's location using
10047         c_lex_with_flags, instead of input_location, which might be "ahead".
10048         (c_parser_direct_declarator): Set declarator's id_loc from
10049         c_token's id_loc.
10050         * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
10051         declarator's id_loc, rather than probably-imprecise input_location.
10052         (build_id_declarator): Initialize c_declarator's id_loc field.
10054 2005-03-11  Roger Sayle  <roger@eyesopen.com>
10056         PR middle-end/20419
10057         * builtins.c (expand_builtin_signbit): Force the signbit's word
10058         into an integer register to avoid SUBREGs of floating point modes.
10060 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
10062         * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
10063         target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
10064         tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
10065         config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
10067 2005-03-11  David Edelsohn  <edelsohn@gnu.org>
10069         PR rtl-optimization/20306
10070         * expr.c (emit_move_complex): Set try_int false if mode is
10071         MODE_COMPLEX_FLOAT and mov_optab exists for inner mode.  Only try
10072         emit_block_move if try_int is true.
10074 2005-03-11  Richard Henderson  <rth@redhat.com>
10076         PR target/20415
10077         * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
10078         * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
10079         to match.
10081 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
10083         * config/mips/mips.h (mips_fix_vr4130_string): Declare.
10084         (TARGET_FIX_VR4130): New macro.
10085         (TARGET_OPTIONS): Add -mfix-vr4130.
10086         (ISA_HAS_MACCHI): New macro.
10087         (ASM_SPEC): Add -mfix-vr4130.
10088         * config/mips/mips.c (mips_fix_vr4130_string): New variable.
10089         (override_options): Handle mips_fix_vr4130_string.
10090         (mips_avoid_hazards): Clear all_noreorder_p
10091         if we're working around VR4130 errata and the macc alternatives
10092         are not available.
10093         * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
10094         (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
10095         * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
10096         (MULTILIB_DEFAULTS): Remove leading "march=".
10097         (DRIVER_SELF_SPECS): Likewise.  Make -mfix-vr4130 imply -march=vr4130
10098         if no architecture option is given.
10099         * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
10100         VR4130 multilibs.
10101         (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
10102         * doc/invoke.texi: Document -mfix-vr4130.
10104 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
10106         * config/mips/mips.c (override_options): Only warn about -mint64
10107         deprecation if TARGET_INT64.
10109 2005-03-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10111         * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
10112         ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
10113         ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
10114         are non-specific regarding the nonnull parameter positions.
10115         (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
10116         ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
10117         ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
10118         ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
10120         * builtins.def: Use the non-specific "nonnull" attibute lists.
10122 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
10124         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10125         single_pred_edge, single_succ, single_pred): Improve comments.
10127 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
10129         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10130         single_pred_edge, single_succ, single_pred): New inline functions.
10131         * bb-reorder.c (rotate_loop, find_traces_1_round,
10132         add_labels_and_missing_jumps, fix_up_fall_thru_edges,
10133         duplicate_computed_gotos): Use the single_succ/pred functions.
10134         * cfganal.c (forwarder_block_p): Ditto.
10135         * cfgbuild.c (compute_outgoing_frequencies): Ditto.
10136         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
10137         outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
10138         merge_seq_blocks): Ditto.
10139         * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
10140         * cfglayout.c (fixup_reorder_chain): Ditto.
10141         * cfgloop.c (mark_single_exit_loops, update_latch_info,
10142         canonicalize_loop_headers, verify_loop_structure): Ditto.
10143         * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
10144         mfb_update_loops, create_preheader, force_single_succ_latches,
10145         create_loop_notes): Ditto.
10146         * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
10147         force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
10148         commit_one_edge_insertion, purge_dead_edges,
10149         cfg_layout_can_merge_blocks_p): Ditto.
10150         * except.c (sjlj_emit_function_enter): Ditto.
10151         * flow.c (init_propagate_block_info): Ditto.
10152         * function.c (thread_prologue_and_epilogue_insns): Ditto.
10153         * gcse.c (find_implicit_sets, bypass_conditional_jumps,
10154         insert_insn_end_bb): Ditto.
10155         * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
10156         find_if_case_2): Ditto.
10157         * lambda-code.c (perfect_nestify): Ditto.
10158         * lcm.c (optimize_mode_switching): Ditto.
10159         * loop-doloop.c (doloop_modify): Ditto.
10160         * loop-init.c (loop_optimizer_init): Ditto.
10161         * loop-iv.c (simplify_using_initial_values): Ditto.
10162         * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10163         * loop-unswitch.c (unswitch_loop): Ditto.
10164         * modulo-sched.c (generate_prolog_epilog): Ditto.
10165         * predict.c (combine_predictions_for_insn, estimate_probability,
10166         tree_estimate_probability, last_basic_block_p,
10167         estimate_bb_frequencies): Ditto.
10168         * profile.c (branch_prob): Ditto.
10169         * regrename.c (copyprop_hardreg_forward): Ditto.
10170         * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
10171         * tracer.c (layout_superblocks): Ditto.
10172         * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
10173         cfg_remove_useless_stmts_bb, cleanup_control_flow,
10174         cleanup_control_expr_graph, disband_implicit_edges,
10175         tree_find_edge_insert_loc, bsi_commit_edge_inserts,
10176         tree_verify_flow_info, tree_make_forwarder_block,
10177         tree_forwarder_block_p, remove_forwarder_block,
10178         remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
10179         * tree-if-conv.c (tree_if_conversion): Ditto.
10180         * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10181         * tree-ssa-dce.c (remove_dead_stmt): Ditto.
10182         * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
10183         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10184         copy_loop_headers): Ditto.
10185         * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
10186         * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
10187         * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
10188         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
10189         * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
10190         * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
10191         * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
10192         * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
10193         * tree-ssa-threadupdate.c (redirect_edges): Ditto.
10194         * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
10195         eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
10196         * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
10197         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10198         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
10199         slpeel_add_loop_guard): Ditto.
10201 2005-03-11  James A. Morrison  <phython@gcc.gnu.org>
10203         PR tree-optimization/15784
10204         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
10205         and -1 - A to ~A.
10207         * stmt.c (expand_case): Don't change index_type.  Convert minval
10208         to the proper type.
10210         PR tree-optimization/20130
10211         * fold-const.c (fold): Fold x * -1 into -x.
10213 2005-03-11  Kaz Kojima  <kkojima@gcc.gnu.org>
10215         PR rtl-optimization/20331
10216         * rtlanal.c (modified_between_p): Check its address first for MEM.
10217         (modified_in_p): Likewise.
10219 2005-03-11  Joseph S. Myers  <joseph@codesourcery.com>
10221         * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
10223 2005-03-10  Steven Bosscher  <stevenb@suse.de>
10225         * expr.c (expand_expr_real_1): If possible, use a conditional
10226         move for expanding MIN_EXPR and MAX_EXPR.
10227         Use temp for moving around rtx-en.
10229 2005-03-10  Andrew Pinski  <pinskia@physics.uc.edu>
10231         PR rtl-opt/20412
10232         * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
10233         correct mode.
10235 2005-03-10  Roger Sayle  <roger@eyesopen.com>
10237         * builtins.c (expand_builtin_signbit): Extend to handle floating
10238         point modes wider than the largest integer type, using the
10239         operand_subword_force function to obtain the signbit's word.
10241 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
10243         PR target/20322
10244         * combine.c (try_combine): If recog_for_combine added CLOBBERs
10245         to NEWI2PAT, fail to combine if they are used by NEWPAT.
10247 2005-03-10  Aldy Hernandez  <aldyh@redhat.com>
10249         * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
10251 2005-03-10  Kazu Hirata  <kazu@cs.umass.edu>
10253         * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
10254         type void.
10255         (perform_edge_inserts): Unconditionally call
10256         free_dominator_info.
10258         * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
10260 2005-03-10  Bob Wilson  <bob.wilson@acm.org>
10262         * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
10264 2005-03-10  Nathan Sidwell  <nathan@codesourcery.com>
10266         * bitmap.c (bitmap_copy): Remove manual loop unrolling.
10268         * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
10269         gcc_unreachable.
10270         (rtl_register_value_prof_hooks,
10271         tree_value_profile_transformations,
10272         tree_register_value_prof_hooks): Likewise.
10273         * var-tracking.c (stack_adjust_offset_pre_post,
10274         variable_htab_free, variable_union, dataflow_set_different_2,
10275         count_uses, variable_was_changed, set_frame_base_location,
10276         set_variable_part, emit_note_insn_var_location, vt_emit_notes,
10277         vt_add_function_parameters): Likewise.
10278         * varasm.c (named_section_real, named_section, make_decl_rtl,
10279         asm_emit_uninitialised, assemble_integer, decode_addr_const,
10280         const_hash_1, compare_constant, copy_constant, force_const_mem,
10281         output_constant_pool_2, output_constant_pool_1, output_constant,
10282         output_constructor, make_decl_one_only, decl_tls_model,
10283         default_no_named_section, default_elf_select_section_1,
10284         default_unique_section_1): Likewise.
10285         * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
10286         * vmsdbgout.c (addr_const_to_string): Likewise.
10288         PR c++/20375
10289         * function.c (struct assign_parm_data_one): Remove last_named
10290         field.
10291         (assign_parm_find_data_types): Don't determine last_named.
10292         Reorder named_parm determination.
10293         (assign_parms): Only setup varargs on the last non-varadic
10294         parameter.
10296 2005-03-10  Kazuhiro Inaoka  <inaoka.lazuhiro@renesas.com>
10298         * config/m32r/m32r.md (load_sda_base_32): New pattern.  Loads
10299         sda base address on medium model.
10301 2005-03-10  Zdenek Dvorak  <dvorakz@suse.cz>
10303         * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
10304         * cfgloop.c (flow_loop_nodes_find): Export.
10305         * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
10306         Declare.
10307         * cfgloopmanip.c (fix_loop_structure): New function.
10308         * predict.c (predict_loops): Clean up the loops information.
10309         * tree-cfg.c (cleanup_tree_cfg_loop): New function.
10310         (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
10311         loop structure.
10312         * tree-flow.h (cleanup_tree_cfg_loop): Declare.
10313         (rewrite_into_loop_closed_ssa): Declaration changed.
10314         * tree-loop-linear.c (linear_transform_loops): Add argument to
10315         rewrite_into_loop_closed_ssa call.
10316         * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10317         * tree-ssa-loop-im.c (move_computations): Ditto.
10318         * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
10319         * tree-vectorizer.c (vectorize_loops): Ditto.
10320         * tree-optimize.c: Include cfgloop.h.
10321         (execute_todo): Choose whether to call cleanup_tree_cfg or
10322         cleanup_tree_cfg_loop.
10323         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
10324         (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
10325         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
10326         cleanup_tree_cfg_loop call.
10327         * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
10328         (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
10329         work on part of cfg.
10331 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
10333         PR inline-asm/20314
10334         * gimplify.c (gimplify_asm_expr): Handle input/output constraints
10335         with multiple alternatives.
10337         * stmt.c (parse_output_constraint): Fix a typo.
10339 2005-03-09  Bob Wilson  <bob.wilson@acm.org>
10341         * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
10342         assembly directive instead of deprecated "no-generics".
10344 2005-03-09  Ulrich Weigand  <uweigand@de.ibm.com>
10346         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10347         for non-offsettable memory references to cope with outstanding reload
10348         replacements.
10349         * config/s390/s390.md ("reload_outti"): Call find_replacement to
10350         avoid losing outstanding address reloads.
10351         ("reload_outdi", "reload_outdf"): Likewise.
10353 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10355         * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
10356         code.  Add more cbrt transformations.
10358 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10360         * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
10362 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
10364         * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
10365         NULL_TREE when a given tree is not simplified.
10366         (fold): Return the original tree when any of the functions
10367         mentioned above NULL_TREE.
10369         * fold-const.c (fold_unary, fold_binary): Take decomposed
10370         arguments, code, type, op0, and op1 in case of fold_binary.
10371         (fold): Update calls to fold_unary and fold_binary.
10373 2005-03-09  Roger Sayle  <roger@eyesopen.com>
10375         * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
10376         a fndecl and an arglist instead of a CALL_EXPR, exp.
10378 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
10380         * cfglayout.c (fixup_reorder_chain): Remove old_bb.
10382         * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
10384         * expr.c (expand_assignment): Remove orig_to_rtx.
10386         * fold-const.c (int_const_binop): Remove no_overflow.
10388         * ifcvt.c (noce_emit_move_insn): Remove inmode.
10390         * loop-iv.c (get_biv_step_1): Remove lhs.
10392         * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
10394         * real.c (real_nan): Remove neg.
10396         * function.c (thread_prologue_and_epilogue_insns): Remove i
10397         and newinsn.
10399         * tree-data-ref.c (array_base_name_differ_p): Remove ta and
10400         tb.
10402         * tree-eh.c (tree_could_trap_p): Remove idx.
10404         * tree-into-ssa.c (ann): Remove ann.
10406         * tree-outof-ssa.c (num_nodes): Remove num_nodes.
10408         * tree-sra.c (decide_block_copy): Remove inst_count.
10410         * tree-ssa-alias.c (may_alias_p): Remove v_ann.
10412         * tree-ssa-loop-im.c (lhs): Remove.
10414         * cfgbuild.c (state, STATE, SET_STATE,
10415         BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
10416         make_edges.
10417         (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
10418         (find_basic_blocks): Set the state of each basic block to
10419         BLOCK_NEW.
10421 2005-03-08  Jeff Law  <law@redhat.com>
10423         * tree-cfg.c (cleanup_control_flow): If removal of a computed
10424         goto results in the removal of edges in the CFG, then we need
10425         to recompute dominators.
10427 2005-03-09  Ben Elliston  <bje@au.ibm.com>
10429         * c-common.c (c_do_switch_warnings): Comment fix.
10431 2005-03-08  Julian Brown  <julian@codesourcery.com>
10433         * Patch from 2005-03-08 reverted for causing regressions and
10434         ppc-darwin bootstrap failure.
10436 2005-03-08  Fariborz Jahanian <fjahanian@apple.com>
10438         * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
10439         Define the real function for ppc-darwin.
10440         * c-typeck.c (convert_arguments): Check for target-specific
10441         invalid argument call to unprototyped function.
10442         * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10443         New Macro.
10444         * target.h (invalid_arg_for_unprototyped_fn): New field
10445         in struct calls.
10446         * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
10447         default target hook.
10448         * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
10449         Declare.
10451 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
10453         * c-typeck.c (constructor_stack, constructor_range_stack,
10454         initializer_stack): Make them static.
10456         * cfg.c (rbi_pool): Make it static.
10458         * gimple-low.c (lower_stmt_body): Make it static.
10459         * tree-flow.h: Remove the corresponding prototype.  Don't
10460         declare lower_data.
10462         * sched-deps.c (cache_size): Make it static.
10464         * stor-layout.c (lang_adjust_rli): Make it static.
10466 2005-03-08  Julian Brown  <julian@codesourcery.com>
10468         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10469         from being used for symbols with vague linkage when
10470         HAVE_GAS_COMDAT_GROUP is true.
10472 2005-03-08  J"orn Rennecke <joern.rennecke@st.com>
10474         * jump.c (invert_jump_1): Don't call redirect_jump_1 with
10475         nlabel == JUMP_LABEL (jump).
10477 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
10479         * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
10480         gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
10481         tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
10482         tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
10484 2005-03-08  Alexey Neyman  <alex.neyman@auriga.ru>
10486         PR c/14411
10487         * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
10488         * c-common.c (handle_returns_twice): New function.
10489         (c_common_attribute_table): Declare eturns_twice' attribute.
10490         * doc/extend.texi: Document eturns_twice' attribute.
10491         * tree.h (DECL_IS_RETURNS_TWICE): New macro.
10492         (struct tree_decl): Add returns_twice_flag.
10494 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
10496         * tree-ssa-phiopt.c: Fix a comment typo.
10498         * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
10499         loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
10500         config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
10501         copyright.
10503 2005-03-08  Richard Henderson  <rth@redhat.com>
10505         * config/alpha/alpha.c (code_for_builtin): Replace special-case
10506         builtin codes with ctzdi2, clzdi2, popcountdi2.
10507         (struct alpha_builtin_def): Add is_const.
10508         (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
10509         (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
10510         (alpha_init_builtins): Init them.  Set nothrow and const attributes
10511         on builtins.
10512         (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
10513         alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
10514         alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
10515         alpha_fold_vector_minmax, alpha_fold_builtin_perr,
10516         alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
10517         alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
10518         alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
10519         alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
10520         (TARGET_FOLD_BUILTIN): New.
10521         * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
10522         (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
10523         (ffsdi2): Use ctz.
10524         (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
10526 2005-03-08  Ira Rosen  <irar@il.ibm.com>
10528         PR tree-optimization/20122
10529         * tree-vect-analyze.c (vect_object_analysis): Analyze initial
10530         condition of access function instead of base.
10532 2005-03-07  Jeff Law  <law@redhat.com>
10533             Steven Bosscher  <stevenb@suse.de>
10535         * tree-cfg.c (find_taken_edge_computed_goto): New function.
10536         (find_taken_edge): Call find_taken_edge_computed_goto as
10537         appropriate.  Allow any gimple invariant rather than just
10538         INTEGER_CST for VAL.
10539         (cleanup_control_flow): Cleanup a computed goto which has turned
10540         into a simple goto.
10541         (tree_merge_blocks): If block B has any forced labels, move
10542         them to the start of block A.
10543         * tree-ssa-dom.c (thread_across_edge): Allow threading across
10544         computed gotos as well.
10545         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
10546         removal of unnecessary computed gotos too.
10547         (lookup_redirection_data): Fix type of INSERT argument.  Callers
10548         updated.
10550 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
10552         * tree-ssa-phiopt.c: Update copyright.  Fix indentations.
10553         Remove trailing spaces.
10555         * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
10556         unshare_all_trees): Make them static.
10557         * tree-gimple.h: Remove the corresponding prototypes.
10559         * diagnostic.h: Remove unused prototype
10560         debug_output_buffer.
10561         * modulo-sched.c: Remove unused prototype
10562         set_row_column_for_ps.
10564         * tree-ssa-phiopt.c (tree_ssa_phiopt,
10565         replace_phi_edge_with_variable): Remove unused variable i.
10567 2005-03-07  Per Bothner  <per@bothner.com>
10569         * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
10571 2005-03-06  Andrew Pinski  <pinskia@physics.uc.edu>
10573         PR tree-opt/17671
10574         * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
10575         bbs on the COND_EXPR instead of the PHI_NODEs.
10576         (candidate_bb_for_phi_optimization): Remove.
10577         (replace_phi_with_stmt): Rename to ...
10578         (replace_phi_edge_with_variable): this and change so that we
10579         replace the phi argument instead of removing the PHI.
10580         (conditional_replacement): Change so we deal with PHI with more
10581         than two arguments.
10582         (value_replacement): Likewise.
10583         (abs_replacement): Likewise.
10585 2005-03-07  Aldy Hernandez  <aldyh@redhat.com>
10587         * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
10588         output_e500_flip_gt_bit.
10590         * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
10591         as bit 31.
10592         (rs6000_generate_compare): Fix logic to look at the correct bits.
10593         (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
10594         Look at GT bit.
10595         (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
10596         gen_e500_flip_gt_bit.  Rename gen_move_from_CR_eq_bit to
10597         gen_move_from_CR_gt_bit.
10599         * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
10600         ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
10601         (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
10603         * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
10604         (E500_CR_IOR_COMPARE): New constant.
10606 2005-03-08  Earl Chew <earl_chew@agilent.com>
10607             David Billinghurst <David.Billinghurst@riotinto.com>
10609         * config/i386/host-cygwin.c: New file to support precompiled
10610         headers on cygwin
10611         * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
10612         * config.host: Use above files for cygwin host.
10614 2005-03-07  David Edelsohn  <edelsohn@gnu.org>
10616         * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
10617         ordering ops from earlier change.
10619 2005-03-07  Per Bothner  <per@bothner.com>
10621         Various fixes to allow us to again build if --enable-mapped-location:
10622         * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
10623         unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
10624         * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
10625         local variable loc. Change logic appropriately.
10626         * tree-vect-transform.c (vect_finish_stmt_generation): Use
10627         EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
10628         * c-parser.c (c_parser_for_statement): Initialize loc variable.
10629         * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
10630         DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
10632 2005-03-07  Richard Sandiford  <rsandifo@redhat.com>
10634         PR rtl-optimization/19683
10635         * reload1.c (choose_reload_regs): Pass the number of bits, not the
10636         number of bytes, to smallest_int_for_mode.  Fix arguments to
10637         REG_CANNOT_CHANGE_MODE_P.
10639 2005-03-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
10641         * reorg.c (relax_delay_slots): Check that the jump is
10642         conditional before trying to invert it.
10644 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
10646         * bb-reorder.c (max_entry_frequency, max_entry_frequency):
10647         Make them static.
10649         * calls (stack_arg_under_construction): Make it static.
10651         * flow.c (regs_live_at_setjmp): Make it static.
10652         * flow.h: Remove the corresponding prototype.
10654         * reload1.c (reload_startobj, reload_firstobj,
10655         something_needs_operands_changed, reload_inherited,
10656         reload_inheritance_insn, reload_override_in,
10657         reload_spill_index): Make them static.
10659         * recog.c (verify_changes): Make it static.
10660         * recog.h: Remove the corresponding prototype.
10662         * cfgbuild.c (find_sub_basic_blocks): Remove.
10663         * basic-block.h: Remove the corresponding prototype.
10664         * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
10665         in comments.
10666         * doc/cfg.texi: Don't mention find_sub_basic_blocks.
10668         * tree-ssa-operands.c (check_build_stmt): Remove.
10670         * stor-layout.c (set_alignment): Remove.
10671         * tree.h: Remove the corresponding prototype.
10673         * tree-ssa-pre.c (has_abnormal_preds): Make it static.
10675         * tree-ssa-dce.c (control_dependence_map,
10676         visited_control_parents): Make them static.
10678         * cfghooks.c (verify_flow_info): Remove local variable
10679         num_bb_notes.
10681         * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
10682         last_bb_seen.
10684         * loop-unswitch.c (unswitch_loop): Remove local variable src.
10686 2005-03-07  David Billinghurst <David.Billinghurst@riotinto.com>
10688         * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
10690 2005-03-07  Joseph S. Myers  <joseph@codesourcery.com>
10692         * config/ia64/hpux.h (LINK_SPEC): Add -z.
10693         * config/ia64/ia64.c (ia64_function_value): Return a REG not a
10694         PARALLEL for an empty structure.
10696 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
10698         * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
10700         * fold-const.c (fold_binary): Unroll the very first "for"
10701         loop.
10703 2005-03-06  David Edelsohn  <edelsohn@gnu.org>
10705         * config/rs6000/predicates.md (branch_comparison_operator): Remove
10706         redundant match_code test.
10707         (scc_comparison_operator): Swap match_operand and match_code
10708         tests.
10709         (branch_positive_comparison_operator): Same.
10710         (trap_comparison_operator): Use comparison_operator and swap with
10711         match_code test.
10713 2005-03-06  Marek Michalkiewicz  <marekm@amelek.gda.pl>
10715         PR target/20288
10716         * config/avr/avr.c (print_operand): Add 'p' and 'r'.
10717         (out_movhi_r_mr): Read low byte of volatile MEM first.
10718         (out_movhi_mr_r): Write high byte of volatile MEM first.
10720 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
10722         * cselib.c (reg_values, reg_values_size): Make them static.
10724         * cse.c (cse_reg_info_table): Make it static.
10726         * fold-const.c (fold_unary): Use build1 instead of copy_node.
10728 2005-03-06  Zdenek Dvorak  <dvorakz@suse.cz>
10730         * cse.c (find_best_addr): Use canon_for_address.
10732 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
10734         * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
10735         (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
10736         SUBREG and MEM, respectively.
10738         * fold-const.c (fold_binary): Use code instead of t.
10740         * fold-const.c (optimize_minmax_comparison): Take decomposed
10741         arguments code, type, op0, and op1 instead of t.
10742         (fold_binary): Update a call to optimize_minmax_comparison.
10744         * fold-const.c (fold_range_test): Take decomposed arguments
10745         code, type, op0, and op1 instead of t.
10746         (fold_binary): Update a call to fold_range_test.
10748         * fold-const.c (fold_binary_op_with_conditional_arg): Take
10749         decomposed arguments code, type, op0, and op1 instead of t.
10750         (fold_binary): Update a call to fold_range_test.
10752 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
10754         * fold-const.c (fold_binary): Avoid directly using the original
10755         expression t as much as possible.
10757 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
10759         * c-semantics.c (build_stmt): Use TYPE_P instead of
10760         IS_NON_TYPE_CODE_CLASS.
10761         * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
10762         (NON_TYPE_CHECK): Use TYPE_P instead of
10763         IS_NON_TYPE_CODE_CLASS.
10765         * fold-const.c (fold): Remove handling of binary expressions.
10767 2005-03-05  James A. Morrison  <phython@gcc.gnu.org>
10769         * doc/c-tree.texi: Wrap comments in @r{}.
10770         * doc/cpp.texi: Likewise.
10771         * doc/cppinternals.texi: Likewise.
10772         * doc/extend.texi: Likewise.
10773         * doc/md.texi: Likewise.
10774         * doc/objc.texi: Likewise.
10775         * doc/sourcebuild.texi: Likewise.
10776         * doc/tm.texi: Likewise.
10777         * doc/tree-ssa.texi
10779 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
10781         * predict.c (apply_return_prediction): Standardize PHI chain
10782         walking.
10783         * tree-ssa.c (ssa_redirect_edge): Likewise.
10785         * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
10786         gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
10787         Update copyright.
10789         * tree-phinodes.c (remove_phi_node): Drop the last argument.
10790         * tree-flow.h: Adjust the prototype for remove_phi_node.
10791         * lambda-code.c (perfect_nestify): Adjust a call to
10792         remove_phi_node.
10793         * tree-cfg.c
10794         (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
10795         * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
10796         Likewise.
10797         * tree-ssa-dce.c (remove_dead_phis): Likewise.
10798         * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
10799         * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
10800         * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
10802         * combine.c (simplify_and_const_int): Use gen_int_mode instead
10803         of GEN_INT (trunc_int_for_mode (...)).
10804         * loop-iv.c (iv_number_of_iterations): Likewise.
10805         * postreload.c (reload_cse_move2add): Likewise.
10806         * simplify-rtx.c (simplify_const_unary_operation,
10807         simplify_const_binary_operation): Likewise.
10808         * stor-layout.c (get_mode_bounds): Likewise.
10810         * fold-const.c (fold_binary): New.
10811         (fold): Call fold_binary on binary expressions.
10813 2005-03-05  Richard Sandiford  <rsandifo@redhat.com>
10815         * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
10816         * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
10817         (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
10818         (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
10819         (ASM_SPEC): Pass down -msym32 and -mno-sym32.
10821 2005-03-04  Devang Patel  <dpatel@apple.com>
10823         PR tree-optimization/18815
10824         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10825         loops with zero exit edges.
10827 2005-03-04  Devang Patel  <dpatel@apple.com>
10829         * doc/invoke.texi: Remove reference to webpage that does not exist.
10831 2005-03-04  John David Anglin  <dave.danglin@nrc-cnrc.gc.ca>
10832             Joseph S. Myers  <joseph@codesourcery.com>
10834         PR c++/19797
10835         * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
10836         (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
10837         * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
10838         * pa.c (get_plabel): Change argument to symbol_ref.  Call
10839         maybe_get_identifier instead of get_identifier.
10840         (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
10841         (struct deferred_plabel): Replace name field with symbol field.
10842         (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
10843         ASM_OUTPUT_EXTERNAL_REAL is defined.
10844         (output_global_address): Use output_addr_const for output of all
10845         symbol_refs.
10846         (output_deferred_plabels): Use symbol_ref instead of name for address
10847         output.
10848         * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
10849         ASM_OUTPUT_SYMBOL_REF): New macros.
10850         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw.  Update
10851         comment.
10852         (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
10853         label.
10855 2005-03-05  Joseph S. Myers  <joseph@codesourcery.com>
10857         * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
10858         *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
10860 2005-03-04  Jeff Law  <law@redhat.com>
10862         * basic-block.h (rediscover_loops_after_threading): Declare.
10863         * tree-ssa-dom.c: Include cfgloop.h.
10864         (tree_ssa_dominator_optimize): Discover loops and some basic
10865         properties.  Remove forwarder blocks recreated by loop header
10866         canonicalization.  Also mark backedges in the CFG.
10867         * tree-ssa-threadupdate.c: Include cfgloop.h
10868         (rediscover_loops_after_threading): Define.
10869         (struct local_info): New field, JUMP_THREADED.
10870         (prune_undesirable_thread_requests): New function.
10871         (redirect_edges): Clear EDGE_ABNORMAL.  If edges were threaded
10872         then record that fact for the callers of redirct_edges.
10873         (thread_block): If BB has incoming backedges, then call
10874         prune_undesirable_thraed_requests.    Note when we are
10875         going to have to rediscover loop information.  Return a
10876         boolean indicating if any jumps were threaded.
10877         (thread_through_all_blocks): Bubble up boolean indicating
10878         if any jumps were threaded.
10879         * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
10880         (tree-ssa-threadupdate.o): Similarly.
10882 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
10884         * fold-const.c (fold_ternary): Unroll the "for" loop to
10885         extract operands.
10887 2005-03-04  Andrew Haley  <aph@redhat.com>
10889         * unwind-dw2-fde-glibc.c (struct
10890         unw_eh_callback_data.check_cache): New field.
10891         (frame_hdr_cache): New.
10892         (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
10893         Cache frame header info.
10895 2005-03-04  Richard Sandiford  <rsandifo@redhat.com>
10897         * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
10898         (print_c_condition): Declare.
10899         * read-rtl.c (ptr_loc): New structure.
10900         (ptr_locs, ptr_loc_obstack, joined_conditions)
10901         (joined_conditions_obstack): New variables.
10902         (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
10903         (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
10904         (join_c_conditions, print_c_condition): New functions.
10905         (apply_macro_to_string): Associate the new string with the same
10906         source location as the old one.
10907         (add_condition_to_string): Use join_c_conditions.
10908         (read_string): Use set_rtx_ptr_loc to record a filename and line
10909         number for the string.
10910         (read_rtx): Initialize the new variables above.
10911         * genattrtab.c (write_test_expr, write_attr_value): Use
10912         print_c_condition.
10913         * genconditions.c (write_header): Don't define MAYBE_EVAL.  Move its
10914         comment above the GCC_VERSION check.
10915         (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
10916         Inline the definition of MAYBE_EVAL.
10917         * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
10918         * genoutput.c (process_template): Likewise.
10919         * genpreds.c (write_predicate_subfunction): Likewise.
10920         (write_predicate_expr): Use print_c_condition.
10921         * genrecog.c (write_cond): Likewise.
10922         * gensupport.c (process_rtx): Use join_c_conditions to join the
10923         conditions of a define_insn_and_split.  Record a source location
10924         for the string after the "&&".
10925         (alter_test_for_insn): Use join_c_conditions.
10927 2005-03-04  Andrew Pinski  <pinskia@physics.uc.edu>
10929         Revert for now:
10930         2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
10931         PR tree-optimization/15784
10932         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
10933         and -1 - A to ~A.
10935 2005-03-04  Ben Elliston  <bje@au.ibm.com>
10937         * gcc.c (option_map): Add --coverage.
10938         (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
10939         (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
10940         * config/darwin.h: Pass -lgcov for `coverage'.
10941         * doc/invoke.texi (Debugging Options): Document --coverage.
10943 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
10945         * gcse.c (bypass_block): Use find_edge wherever possible.
10947 2005-03-03  Daniel Berlin <dberlin@dbrelin.org>
10949         Fix PR debug/20253
10951         * c-opts.c (c_common_parse_file): Call start_source_file
10952         and end_source_file at the approriate times.
10954         * dwarf2out.c (dwarf2out_finish): Don't auto-end
10955         the main file, it will be done for us now.
10957 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
10959         * fold-const.c (fold_ternary): New.
10960         (fold): Call fold_ternary on ternary expressions.  Remove
10961         handling of ternary expressions.
10963 2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
10965         PR tree-optimization/15784
10966         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
10967         and -1 - A to ~A.
10969 2005-03-03  David Edelsohn  <edelsohn@gnu.org>
10971         * config/rs6000/predicates.md (branch_comparison_operator):
10972         Convert from C block to conditional format.
10974 2005-03-03  Jan Hubicka  <jh@suse.cz>
10976         * tree-dfa.c (add_referenced_var): Don't walk initializer of external
10977         and non-constant public variables.
10979 2005-03-03  Kazu Hirata  <kazu@cs.umass.edu>
10981         * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
10982         with LABEL_EXPR.
10984         * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
10985         EDGE_I.
10987         * tree-phinodes.c (remove_phi_node): Clean up by factoring out
10988         calls to release_ssa_name and release_phi_node.
10990         * fold-const.c (fold): Remove handling of unary expressions.
10992         * fold-const.c (fold_unary): Avoid directly using the original
10993         expression t as much as possible.
10995 2005-03-03  Roger Sayle  <roger@eyesopen.com>
10996             Andrew Pinski  <pinskia@physics.uc.edu>
10998         * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
10999         RETURN rtx, and not a LABEL_REF containing a NULL pointer.
11001 2005-03-03  Hans-Peter Nilsson  <hp@axis.com>
11003         Describe special registers SRP and MOF as allocatable registers.
11004         * config/cris/cris.c (cris_md_asm_clobbers): New function.
11005         (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
11006         (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
11007         TARGET_HAS_MUL_INSNS.
11008         (cris_print_operand) <case 'd'>: New case.
11009         <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
11010         * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
11011         define.
11012         (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
11013         (REG_ALLOC_ORDER): Update for MOF.
11014         (enum reg_class): New members MOF_REGS, GENERAL_REGS and
11015         SPECIAL_REGS.
11016         (GENERAL_REGS): No longer a define of ALL_REGS.
11017         (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
11018         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11019         Adjust accordingly.
11020         (CRIS_SPECIAL_REGS_CONTENTS): New macro.
11021         (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
11022         (SECONDARY_RELOAD_CLASS): Define.
11023         (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
11024         (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
11025         (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
11026         (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
11027         (REGISTER_MOVE_COST): Define.
11028         (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
11029         * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
11030         (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
11031         (CRIS_MOF_REGNUM): New define_constants.
11032         ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
11033         special registers.
11034         ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
11035         New patterns.
11036         ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
11037         ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
11038         Adjust for MOF being properly described as a register.
11039         (indir_to_reg_split): Name this split.  Conditionalize on the
11040         destination register being a general register.
11041         (movei): Conditionalize on on operands 0 and 1 having the same
11042         register class.
11044 2005-03-03  Alan Modra  <amodra@bigpond.net.au>
11046         PR target/20277
11047         * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
11048         -mcpu to override any other explicitly given flags.
11050 2005-03-02  J"orn Rennecke <joern.rennecke@st.com>
11052         * recog.c (verify_changes, confirm_change_group): New functions,
11053         broken out of apply_change_group.
11054         (apply_change_group): Use them.
11055         * recog.h (verify_change, confirm_change_group): Declare.
11056         * rtl.h (redirect_jump_2): Declare.
11057         * jump.c (redirect_exp, invert_exp): Delete.
11058         (invert_exp_1): Take second parameter.  Return value.  Changed caller.
11059         (redirect_jump_2): New function, broken out of redirect_jump.
11060         (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
11061         (invert_jump): Use invert_jump_1 and redirect_jump_2.
11062         * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
11064 2005-03-02  Geoffrey Keating  <geoffk@apple.com>
11066         * varasm.c (named_section): Use xstrdup rather than doing it by
11067         hand.
11069         * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
11071 2005-03-02  Devang Patel  <dpatel@apple.com>
11073         Undo PR tree-optimization/18815 fix.
11075 2005-03-02  Devang Patel  <dpatel@apple.com>
11077         PR tree-optimization/18815
11078         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11079         loops with zero exit edges.
11081 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
11083         * cfg.c (connect_src, connect_dest, disconnect_src,
11084         disconnct_dest): New.
11085         (unchecked_make_edge, remove_edge, redirect_edge_succ,
11086         redirect_edge_pred): Use the new functions.
11088         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
11089         free_dominance_info only when needed.
11091 2005-03-02  David Edelsohn  <edelsohn@gnu.org>
11093         PR target/20276
11094         * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
11095         (reg_or_sub_cint64_operand): Same.
11097 2005-03-02  Jeff Law  <law@redhat.com>
11099         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
11100         CFG_ALTERED in the main DOM iteration loop.
11102 2005-03-02  Mark Mitchell  <mark@codesourcery.com>
11104         PR c++/19916
11105         * varasm.c (initializer_constant_valid_p): Allow conversions
11106         between OFFSET_TYPEs.  Tidy.
11108 2005-03-02  Hans-Peter Nilsson  <hp@axis.com>
11110         * config/cris/cris.md ("return"): Remove epilogue delay list
11111         sanity check.
11113 2005-03-02  Daniel Jacobowitz  <dan@codesourcery.com>
11115         * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
11116         for Thumb.
11117         * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
11119 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
11121         * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
11122         loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
11123         config/m68k/m68k.c, config/mips/mips.h,
11124         config/rs6000/rs6000-protos.h, doc/contrib.texi,
11125         doc/include/gcc-common.texi: Update copyright.
11127         PR middle-end/18029 and PR middle-end/18030
11128         * expr.c (optimize_bitfield_assignment_op): Add a special case
11129         to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
11131         * fold-const.c (fold_unary): New.
11132         (fold): Call fold_unary on unary expressions.
11134 2005-03-02  Richard Guenther  <rguenth@gcc.gnu.org>
11136         * cgraph.h (struct cgraph_edge): Add prev_caller and
11137         prev_callee fields.
11138         (cgraph_node_remove_callees): Export.
11139         * cgraph.c (cgraph_create_edge): Initialize prev_caller
11140         and prev_callee.
11141         (cgraph_edge_remove_callee): New function.
11142         (cgraph_edge_remove_caller): Likewise.
11143         (cgraph_remove_edge): Use.
11144         (cgraph_redirect_edge_callee): Likewise.
11145         (cgraph_node_remove_callees): New function.
11146         (cgraph_node_remove_callers): Likewise.
11147         (cgraph_remove_node): Use.
11148         * tree-optimize.c (tree_rest_of_compilation): Use
11149         cgraph_node_remove_callees instead of manual loop.
11150         * cgraphunit.c (cgraph_finalize_function): Likewise.
11151         (cgraph_expand_function): Likewise.
11152         (cgraph_remove_unreachable_nodes): Likewise.
11154 2005-03-02  Joseph S. Myers  <joseph@codesourcery.com>
11156         PR c/8927
11157         * c-tree.h (undeclared_variable, build_external_ref): Add extra
11158         argument.
11159         * c-decl.c (undeclared_variable): Take location as argument.
11160         * c-typeck.c (build_external_ref): Likewise.
11161         * c-parser.c (c_parser_postfix_expression): Pass location of
11162         identifier to build_external_ref.
11164 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
11166         * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
11167         CCEQ mode for branch_positive_comparison_operator test.
11168         * config/rs6000/predicates (branch_comparison_operator): Revert to
11169         define_predicate.
11170         (scc_comparison_operator): Same.
11171         (branch_positive_comparison_operator): Same.
11173 2005-03-01  Hans-Peter Nilsson  <hp@axis.com>
11175         * config/cris/cris.c (cris_eligible_for_epilogue_delay)
11176         (cris_delay_slots_for_epilogue): Remove.
11177         (save_last): Move into cris_target_asm_function_epilogue.
11178         (cris_target_asm_function_epilogue): Remove tests for file being
11179         NULL.
11180         * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
11181         (cris_delay_slots_for_epilogue): Remove prototypes.
11182         * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
11183         (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
11185 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
11187         * config/rs6000/predicates.md (branch_comparison_operator): Change
11188         to define_special_predicate.
11189         (scc_comparison_operator): Same.
11190         (branch_positive_comparison_operator): Same.
11192 2005-03-01  Daniel Berlin <dberlin@dberlin.org>
11194         * Makefile.in (tree-ssa-sink.o): New.
11195         (OBJS-common): Add tree-ssa-sink.o.
11196         * common.opt: Add -ftree-sink
11197         * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
11198         * timevar.def (TV_TREE_SINK): new timevar.
11199         * tree-flow.h (is_hidden_global_store): Prototype.
11200         * tree-optimize.c (init_tree_optimization_passes): Add
11201         pass_sink_code.
11202         * tree-pass.h (pass_sink_code): New.
11203         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
11204         for non-obvious global store store to is_hidden_global_store, and
11205         call that new function.
11206         * tree-ssa-sink.c: New file.
11207         * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
11208         * doc/passes.texi: Document forward store motion.
11209         * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
11210         * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
11211         * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
11212         * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
11214 2005-03-01  Per Bothner  <per@bothner.com>
11216         * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
11217         and we have a non-zero column-number, add it to the message.
11218         Also factor out the diagnostic_kind_text.
11220 2005-03-01  Zdenek Dvorak  <dvorakz@suse.cz>
11222         * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
11223         flow_loop_pre_header_scan, flow_loop_pre_header_find,
11224         flow_loop_scan): Removed.
11225         (flow_loop_dump): Do not dump removed fields.
11226         (flow_loop_free): Do not free removed fields.
11227         (flow_loops_find): Flags argument removed.  Do not call flow_loop_scan.
11228         (loop_exit_edge_p): New function.
11229         * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
11230         num_pre_header_edges, entry_edges, num_entries, exit_edges,
11231         num_exits, exits_doms.
11232         (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11233         LOOP_EDGES, LOOP_ALL): Removed.
11234         (flow_loop_scan): Declaration removed.
11235         (loop_exit_edge_p, mark_loop_exit_edges): Declare.
11236         * cfgloopmanip.c (create_loop_notes): Do not pass flags to
11237         flow_loops_find.
11238         * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
11239         (if_convert): Call flow_loops_find and flow_loops_free
11240         when calling mark_loop_exit_edges.
11241         * cfgloopanal.c (mark_loop_exit_edges): Moved from
11242         ifcvt.c.  Removed the flow_loops_find, flow_loops_free and
11243         free_dominance_info calls.
11244         * loop-init.c (flow_loops_find): Ditto.
11245         * passes.c (rest_of_handle_branch_prob): Ditto.
11246         * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
11247         * loop-unroll.c (analyze_insns_in_loop): Do not use
11248         EDGE_LOOP_EXIT.
11249         * predict.c (predict_loops): Do not call flow_loop_scan.
11250         Use get_loop_exit_edges.
11251         (tree_estimate_probability): Do not pass flags to flow_loops_find.
11252         * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
11253         Do not use EDGE_LOOP_EXIT.
11254         (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
11255         to bb_with_exit_edge_p.
11256         (if_convertible_loop_p): Do not call flow_loop_scan.  Use
11257         loop->single_exit.  Do not use EDGE_LOOP_EXIT.  Pass loop
11258         to bb_with_exit_edge_p.
11259         (combine_blocks): Pass loop to bb_with_exit_edge_p.  Do not use
11260         EDGE_LOOP_EXIT.
11261         * tree-loop-linear.c (linear_transform_loops): Do not call
11262         flow_loop_scan.  Use loop->single_exit.
11263         * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
11264         (vect_analyze_loop_form): Do not call flow_loop_scan.
11265         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
11266         loop->single_exit.
11267         (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
11268         loop->single_exit.
11269         * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
11270         slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11271         slpeel_tree_duplicate_loop_to_edge_cfg,
11272         slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
11273         Use loop_preheader_edge and loop->single_exit.  Do not call
11274         flow_loop_scan.
11276 2005-03-01  Nick Clifton  <nickc@redhat.com>
11278         * config/arm/arm.c (thumb_find_work_register): Check all of the
11279         argument registers to see if they are free, and a couple of
11280         special cases where the last argument register but can be proved
11281         to be available during the function's prologue.
11282         (print_multi_reg, arm_compute_save_reg0_reg12_mask,
11283         output_return_instruction, emit_multi_reg_push, thumb_pushpop,
11284         thumb_unexpanded_epilogue): Use unsigned long as the type for the
11285         register bit-mask.
11286         (thumb_compute_save_reg_mask): Likewise.  Also use
11287         thumb_find_work_register() to ensure that there is agreement about
11288         which work register is going to be used in the prologue.
11289         (thumb_output_function_prologue): Use unsigned long as the type
11290         for the register bit-mask.  Also delay pushing the link register if
11291         other high registers are going to be pushed.
11292         (thumb_compute_save_reg_mask, emit_multi_reg_push,
11293         print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
11294         redundant prototypes.
11296 2005-02-28  John David Anglin  <dave.anglin#nrc-cnrc.gc.ca>
11298         PR target/19819
11299         * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
11300         and after reload in REG+REG indexed addresses without REG_POINTER
11301         set in the base and not set in the index.
11303 2005-02-28  Kaz Kojima  <kkojima@gcc.gnu.org>
11305         * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
11306         Don't undefine here.
11307         (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
11308         (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
11309         (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11310         (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
11311         LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
11312         Delete.
11313         * config.gcc (sh*-*-linux*): Use config/linux.h.
11315 2005-02-28  Dale Johannesen  <dalej@apple.com>
11316             Stan Shebs  <shebs@apple.com>
11318         Rewrite of 64-bit Darwin structure-by-value pass/return.
11319         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
11320         intoffset, use_stack, named.
11321         * config/rs6000/rs6000.c (rs6000_darwin64_function_arg):  Remove.
11322         (rs6000_darwin64_record_arg_advance_flush):  New.
11323         (rs6000_darwin64_record_arg_advance_recurse): New.
11324         (rs6000_darwin64_record_arg_flush):  New.
11325         (rs6000_darwin64_record_arg_recurse):  New.
11326         (rs6000_darwin64_record_arg):  New.
11327         (rs6000_return_in_memory):  Remove AGGREGATE_TYPE_P check.
11328         (function_arg_boundary):  Handle 128-bit aligned structs.
11329         (function_arg_advance):  Rewrite darwin64 struct handling.
11330         (function_arg):  Call rs6000_darwin64_record_arg.
11331         (function_arg_partial_nregs):  Handle darwin64 structs.
11332         (rs6000_darwin64_function_value):  Remove.
11333         (rs6000_function_value):  Call rs6000_darwin64_record_arg.
11335 2005-02-28  Roger Sayle  <roger@eyesopen.com>
11337         PR tree-optimization/20216
11338         * tree-chrec.c (tree_fold_factorial): Delete.
11339         (tree_fold_binomial): Change argument list to take a return type
11340         and change the type of K to unsigned int.  Rewrite to avoid explicit
11341         evaluation of factorials, and (recursively) calling fold to perform
11342         compile-time arithmetic.  Return NULL on (internal) overflow.
11343         (chrec_evaluate): Change type of K to an unsigned int.  Avoid
11344         calling tree_fold_binomial unnecessarily.  Return chrec_dont_know
11345         if any intermediate calculation overflows.
11346         (chrec_apply): Update call to chrec_evaluate.
11348 2005-02-28  James E Wilson  <wilson@specifixinc.com>
11350         * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
11352 2005-02-28  Joseph S. Myers  <joseph@codesourcery.com>
11354         PR c/20245
11355         * c-parser.c (c_parser_compound_statement): Return error_mark_node
11356         instead of NULL_TREE on error.
11358 2005-02-28  David Edelsohn  <edelsohn@gnu.org>
11360         * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
11361         (EASY_VECTOR_15_ADD_SELF): Remove.
11362         (num_insns_constant_wide): Not static.
11363         (validate_condition_mode): Not static.
11364         (toc_relative_expr_p): Not static.
11365         (legitimate_indirect_address_p): Not static.
11366         (macho_lo_sum_memory_operand): Not static.
11367         (invalid_e500_subreg): Not static.
11368         (easy_vector_same): Not static.
11369         (easy_vector_splat_const): Not static.
11370         (RS6000_SYMBOL_REF_TLS_P): Remove.
11371         (any_operand): Delete.
11372         (any_parallel_operand): Delete.
11373         (count_register_operand): Delete.
11374         (altivec_register_operand): Delete.
11375         (xer_operand): Delete.
11376         (s8bit_cint_operand): Delete.
11377         (short_cint_operand): Delete.
11378         (u_short_cint_operand): Delete.
11379         (non_short_cint_operand): Delete.
11380         (exact_log2_cint_operand): Delete.
11381         (gpc_reg_operand): Delete.
11382         (cc_reg_operand): Delete.
11383         (cc_reg_not_cr0_operand): Delete.
11384         (reg_or_short_operand): Delete.
11385         (reg_or_neg_short_operand): Delete.
11386         (reg_or_aligned_short_operand): Delete.
11387         (reg_or_u_short_operand): Delete.
11388         (reg_or_cint_operand): Delete.
11389         (reg_or_arith_cint_operand): Delete.
11390         (reg_or_add_cint64_operand): Delete.
11391         (reg_or_sub_cint64_operand): Delete.
11392         (reg_or_logical_cint_operand): Delete.
11393         (got_operand): Delete.
11394         (got_no_const_operand): Delete.
11395         (easy_fp_constant): Delete.
11396         (easy_vector_constant): Delete.
11397         (easy_vector_constant_add_self): Delete.
11398         (zero_constant): Delete.
11399         (zero_fp_constant): Delete.
11400         (volatile_mem_operand): Delete.
11401         (offsettable_mem_operand): Delete.
11402         (mem_or_easy_const_operand): Delete.
11403         (add_operand): Delete.
11404         (non_add_cint_operand): Delete.
11405         (logical_operand): Delete.
11406         (non_logical_cint_operand): Delete.
11407         (mask_operand): Delete.
11408         (mask_operand_wrap): Delete.
11409         (mask64_operand): Delete.
11410         (mask64_2_operand): Delete.
11411         (and64_operand): Delete.
11412         (and64_2_operand): Delete.
11413         (and_operand): Delete.
11414         (reg_or_mem_operand): Delete.
11415         (lwa_operand): Delete.
11416         (symbol_ref_operand): Delete.
11417         (call_operand): Delete.
11418         (current_file_function_operand): Delete.
11419         (input_operand): Delete.
11420         (rs6000_nonimmediate_operand): Delete.
11421         (rs6000_tls_symbol_ref): Delete.
11422         (save_world_operation): Delete.
11423         (restore_world_operation): Delete.
11424         (load_multiple_operation): Delete.
11425         (store_multiple_operation): Delete.
11426         (vrsave_operation): Delete.
11427         (mfcr_operation): Delete.
11428         (mtcrf_operation): Delete.
11429         (lmw_operation): Delete.
11430         (stmw_operation): Delete.
11431         (branch_comparison_operator): Delete.
11432         (branch_positive_comparison_operator): Delete.
11433         (scc_comparison_operator): Delete.
11434         (trap_comparison_operator): Delete.
11435         (boolean_operator): Delete.
11436         (boolean_or_operator): Delete.
11437         (min_max_operator): Delete.
11438         * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
11439         (EASY_VECTOR_15): Moved to here.
11440         (EASY_VECTOR_15_ADD_SELF): Move to here.
11441         (PREDICATE_CODES): Delete.
11442         * config/rs6000/rs6000-protos.h: Delete predicate functions.
11443         Declare functions no longer static.
11444         * config/rs6000/predicates.md: New.
11445         * config/rs6000/rs6000.md: Include predicates.md
11447 2005-02-28  Kazu Hirata  <kazu@cs.umass.edu>
11449         * calls.c (emit_call_1): Don't use  REG_ALWAYS_RETURN.
11450         (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
11451         REG_ALWAYS_RETURN.
11452         * cfgrtl.c (need_fake_edge_p): Likewise.
11453         * combine.c (distribute_notes): Likewise.
11454         * emit-rtl.c (try_split): Likewise.
11455         * recog.c (peephole2_opimize): Likewise.
11456         * reg-notes.def (ALWAYS_RETURN): Remove.
11457         * rtl.h (LCT_ALWAYS_RETURN): Remove.
11458         * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
11459         * tree.h (ECF_ALWAYS_RETURN): Remove.
11461 2005-02-28  Roger Sayle  <roger@eyesopen.com>
11463         PR middle-end/19874
11464         * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
11465         between different machine modes is never a "useless" conversion.
11467 2005-02-28  Geert Bosch  <bosch@gnat.com>
11469         PR ada/15977
11470         * doc/contrib.texi: List contributors for Ada front end
11472 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11474         * simplify-rtx.c (simplify_unary_operation_1,
11475         simplify_const_unary_operation): New, extracted from...
11476         (simplify_unary_operation): ... this one.
11477         (simplify_binary_operation_1,
11478         simplify_const_binary_operation): New, extracted from...
11479         (simplify_binary_operation): ... this one.
11480         * rtl.h (simplify_const_unary_operation,
11481         simplify_const_binary_operation): Add prototypes.
11483 2005-02-28  Julian Brown  <julian@codesourcery.com>
11485         * config/elfos.h: Revert my patch from 2005-02-25 since it broke
11486         building libjava and caused PR regression/20228.
11488 2005-02-28  Paolo Bonzini  <bonzini@gnu.org>
11490         PR bootstrap/17383
11491         * Makefile.in (host_subdir): New.
11492         (build_objdir): New.  Replace ../$(build_subdir) with it throughout.
11493         * configure: Regenerate.
11495 2005-02-27  Zack Weinberg  <zack@codesourcery.com>
11497         * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
11498         * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
11499         installation directory first.
11501 2005-02-28  Hans-Peter Nilsson  <hp@axis.com>
11503         PR target/19065.
11504         * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
11505         not including (reg). Do not check for reg being CRIS_PC_REGNUM.
11506         (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
11507         * config/cris/cris.md: Tweak comments referring to Q.
11508         ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
11509         ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
11510         ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
11511         ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
11512         ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
11513         Insert spaces in constraints to align alternatives vertically for
11514         readability.
11515         ("cmphi"): Ditto.  Add separate alternative for operand 0 "r",
11516         operand 1: "M".
11518 2005-02-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11520         PR rtl-optimization/17728
11521         * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
11522         operand 0 from general_operand to move_dest_operand.
11524 2005-02-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11526         * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
11527         instead of trying to save and restore TREE_SYMBOL_REFERENCED.
11528         * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
11529         (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
11531 2005-02-26  Nathanael Nerode  <neroden@gcc.gnu.org>
11533         * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
11534         * configure: Regenerate.
11535         * libada-mk.in: Remove CC; rename
11536         cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
11538 2005-02-26  Andrew Pinski  <pinskia@physics.uc.edu>
11540         PR tree-opt/20188
11541         * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
11542         for the lhs, also walk over the tree.  Likewise for rhs.
11544 2005-02-26  Zdenek Dvorak  <dvorakz@suse.cz>
11546         * tree-ssa-dom.c (simple_iv_increment_p): New function.
11547         (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
11548         Do not propagate value of iv before increment over the increment.
11550 2005-02-25  Joseph S. Myers  <joseph@codesourcery.com>
11552         * c-parser.c: New file.
11553         * c-parse.in: Remove.
11554         * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
11555         Remove.
11556         (c-parser.o): Add dependencies.
11557         (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
11558         maintainer-clean, TAGS): Update.
11559         * c-config-lang.in (gtfiles): Update.
11560         * gengtype-lex.l: Don't handle "@@".
11561         * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
11562         objc_build_synchronized, objc_begin_try_stmt,
11563         objc_begin_catch_clause, objc_finish_catch_clause,
11564         objc_build_finally_clause, objc_finish_try_stmt): New.
11565         * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
11566         type_seen_p.
11567         (c_parse_init): Update comment.
11568         * c-decl.c (c_init_decl_processing): Update comment.
11569         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
11570         declspecs_add_scspec, declspecs_add_attrs): Initialize and update
11571         new c_declspecs members.
11573 2005-02-25  Julian Brown  <julian@codesourcery.com>
11575         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11576         from being used for symbols with vague linkage when
11577         HAVE_GAS_COMDAT_GROUP is true.
11579 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
11581         * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
11583 2005-02-25  Steve Ellcey  <sje@cup.hp.com>
11585         PR target/19930
11586         * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
11587         (LIBGCC2_HAS_DF_MODE): New.
11588         (LIBGCC2_HAS_XF_MODE): New.
11589         (LIBGCC2_HAS_TF_MODE): New.
11590         * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11591         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11592         * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11593         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11594         (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
11595         * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
11596         and add _fixtfdi, _fixunstfdi, _floatditf
11597         * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
11598         L_fixunstfdi, L_floatditf.
11599         * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
11600         (LIBGCC2_HAS_TF_MODE): Define.
11602 2005-02-25  Diego Novillo  <dnovillo@redhat.com>
11604         PR tree-optimization/20204
11605         * tree-into-ssa.c (insert_phi_nodes_for): Do not use
11606         REWRITE_THIS_STMT markers on PHI nodes.
11607         (rewrite_initialize_block): Likewise.
11609 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
11611         * version.c (version_string): Update to 4.1.
11613 2005-02-25  Paolo Carlini  <pcarlini@suse.de>
11615         * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
11616         Clarify that the alternative way doesn't work in GNU C++.
11618 2005-02-25  Zdenek Dvorak  <dvorakz@suse.cz>
11620         PR tree-optimization/19937
11621         * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
11622         to the type of the induction variable.
11624 2005-02-25  Kaz Kojima  <kkojima@gcc.gnu.org>
11626         PR rtl-optimization/20117
11627         * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
11628         the block including noncopyable insn.
11630 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
11632         * cse.c (delete_trivially_dead_insns): Speed up by minimizing
11633         calls to find_reg_note.
11635 2005-02-24  Richard Henderson  <rth@redhat.com>
11637         PR tree-opt/20127
11638         * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
11639         the type.
11641 2005-02-24  Fariborz Jahanian <fjahanian@apple.com>
11643         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
11644         vector types if to use base reg for misaligned non-word ld/std.
11646 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
11648         PR target/14619
11649         * config/cris/cris.c (cris_target_asm_function_prologue): Create
11650         dwarf2 label manually and put it after, not before the prologue.
11652 2005-02-24  David Edelsohn  <edelsohn@gnu.org>
11654         PR target/19019
11655         * reload.c (operands_match_p): Only increment register number for
11656         SCALAR_INT_MODE_P modes in multiple hard registers.
11658         * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
11659         Fix formatting.
11661 2005-02-24  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
11663         * ChangeLog.5: Fix log message typo(s).
11664         * ChangeLog.7: Likewise.
11665         * ChangeLog.tree-ssa: Likewise.
11666         * cfgexpand.c: Fix comment typo(s).
11667         * conflict.c: Likewise.
11668         * defaults.h: Likewise.
11669         * dwarf2out.c: Likewise.
11670         * gcse.c: Likewise.
11671         * ggc-page.c: Likewise.
11672         * tree-eh.c: Likewise.
11673         * tree-ssa-dom.c: Likewise.
11675 2005-02-24  Jakub Jelinek  <jakub@redhat.com>
11677         PR target/19019
11678         * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
11679         * config/rs6000/darwin-ldouble.c: Only use the .symver directives
11680         if SHARED is defined.
11682         PR target/20196
11683         * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
11684         allow splitting only if operands 0 and 3 don't overlap.
11686 2005-02-24  Richard Henderson  <rth@redhat.com>
11688         PR middle-end/19953
11689         * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
11690         (fold_builtin_1): Call them.
11691         * fold-const.c (fold_complex_mult_parts): Split out from ...
11692         (fold_complex_mult): ... here.  Fix typo in both imaginary case.
11693         (fold_complex_div_parts, fold_complex_div): New.
11694         (fold): Use them.
11695         * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
11697 2005-02-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
11699         * tree-ssa-ccp.c (visit_assignment): Verify that result of
11700         VIEW_CONVERT_EXPR is_gimple_min_invariant.
11702         * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
11703         (print_node): Likewise.
11704         Print TYPE_SIZES_GIMPLIFIED.
11706 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
11708         * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
11709         ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
11710         operands as commutative in constraints.
11712 2005-02-24  Diego Novillo  <dnovillo@redhat.com>
11714         * tree-into-ssa.c: Re-organize internal functions.
11716 2005-02-24  Richard Henderson  <rth@redhat.com>
11718         PR middle-end/18902
11719         * c-opts.c (c_common_post_options): Set flag_complex_method to 2
11720         for c99.
11721         * common.opt (fcx-limited-range): New.
11722         * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
11723         * toplev.c (flag_complex_method): Initialize to 1.
11724         (process_options): Set flag_complex_method to 0 if
11725         flag_cx_limited_range.
11726         * doc/invoke.texi (-fcx-limited-range): New.
11728 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
11730         * cse.c (delete_trivially_dead_insns): Speed up by using
11731         NEXT_INSN and PREV_INSN directly instead of next_real_insn and
11732         prev_real_insn.
11734 2005-02-24  Andrea Tarani  <andrea.tarani@gilbarco.com>
11736         * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
11737         functions when -mid-shared-library is being used.
11739 2005-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
11741         * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
11742         (LINK_LIBGCC_SPECIAL_1): Don't mention it.
11743         * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
11744         * system.h: Poison LINK_LIBGCC_SPECIAL.
11746 2005-02-23  James E Wilson  <wilson@specifixinc.com>
11748         * gengtype.c (note_insn_name): Make 1 element larger.
11750 2005-02-23  Roger Sayle  <roger@eyesopen.com>
11752         PR target/20018
11753         PR rtl-optimization/20097
11754         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11755         BImode SUBREGs of SImode registers which confuse the ia64 backend.
11757 2005-02-23  David Edelsohn  <edelsohn@gnu.org>
11759         * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
11760         * t-aix52 (SHLIB_INSTALL): Same.
11762 2005-02-23  Kazu Hirata  <kazu@cs.umass.edu>
11764         * genpreds.c: Update copyright.
11766 2005-02-23  Michael Beach  <michaelb@ieee.org>
11768         PR target/20159
11769         * config/sparc/t-elf (startup files): Assemble with CPP.
11771 2005-02-23  Paolo Bonzini  <bonzini@gnu.org>
11773         * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
11774         (write_predicate_expr): Likewise.
11776 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
11778         PR tree-optimization/20100
11779         PR tree-optimization/20115
11780         * tree-optimize.c (init_tree_optimization_passes): Remove
11781         pass_maybe_create_global_var.
11782         * tree-pass.h (pass_maybe_create_global_var): Remove.
11783         * tree-ssa-alias.c (aliases_computed_p): Declare.
11784         (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
11785         (count_calls_and_maybe_create_global_var): Remove.
11786         (pass_maybe_create_global_var): Remove.
11787         (init_alias_info): Do not declare aliases_computed_p.
11788         (maybe_create_global_var): If the function contains no
11789         call-clobbered variables and a mix of pure/const and regular
11790         function calls, create .GLOBAL_VAR.
11791         Mark all call-clobbered variables for renaming.
11792         (merge_pointed_to_info): Update comment.
11793         (add_pointed_to_var): Likewise.
11794         (is_escape_site): Likewise.
11795         Accept struct alias_info * instead of size_t *.
11796         Update all users.
11797         Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
11798         as necessary.
11799         * tree-ssa-operands.c (get_call_expr_operands): If
11800         ALIASES_COMPUTED_P is false, do not add call-clobbering
11801         operands.
11802         * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
11803         (delete_tree_ssa): Likewise.
11805 2005-02-22  James E Wilson  <wilson@specifixinc.com>
11807         * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
11808         (do_compile): Do call it here.
11810 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
11812         PR rtl-optimization/20017.
11813         * passes.c (rest_of_handle_combine, rest_of_handle_cse,
11814         rest_of_handle_cse2, rest_of_handle_gcse): Call
11815         delete_dead_jumptables immediately before calling cleanup_cfg.
11817 2005-02-22  Devang Patel  <dpatel@apple.com>
11819         PR 19952
11820         * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
11821         all labels
11823 2005-02-22  David Edelsohn  <edelsohn@gnu.org>
11825         * config/rs6000/aix.h (WINT_TYPE): Define.
11827 2005-02-22  Stan Shebs  <shebs@apple.com>
11829         * config/rs6000/rs6000.c (rs6000_override_options): Default to
11830         natural alignment for 64-bit Darwin.
11831         (rs6000_parse_alignment_option): Warn about uses of -malign-power
11832         on 64-bit Darwin.
11833         * doc/invoke.texi: Document this.
11835 2005-02-22  DJ Delorie  <dj@redhat.com>
11837         * c-common.c (c_common_type_for_mode): Pass the mode's precision
11838         to make_[un]signed_type, not the mode itself.
11840 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
11842         * cfg.c (cached_make_edge): Call make_edge if edge cache is
11843         not available.  Use tail calls wherever possible.
11844         (make_edge): Call unchecked_make_edge to create an edge.
11846         * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
11847         (coalesce_ssa_name): Don't check for
11848         SSANORM_USE_COALESCE_LIST.
11849         (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
11851 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
11853         * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
11854         (rewrite_into_ssa): ... here.
11856 2005-02-21  Alexandre Oliva  <aoliva@redhat.com>
11858         PR tree-optimization/19786
11859         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
11860         tag to another's may-alias bitmap when adding to the other's list.
11862 2005-02-21  DJ Delorie  <dj@redhat.com>
11864         * tree-ssa-loop-ivopts.c (computation_cost): Start register
11865         numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
11866         registers in unsupported ways.
11867         * expmed.c (init_expmed): Likewise.
11869 2005-02-21  Stan Cox  <scox@redhat.com>
11871         * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
11873 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
11875         * tree-cfg.c (fold_cond_expr_cond): New.
11876         (make_edges): Call fold_cond_expr_cond.
11877         (find_taken_edge): Accept nothing but INTEGER_CST.
11878         (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
11879         and 1.
11880         (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
11882         * flow.c (delete_dead_jumptables): Speed up by scanning insns
11883         that do not belong to any basic block.
11885 2005-02-21  Jeff Law  <law@redhat.com>
11887         * cfganal.c (find_unreachable_blocks): Manually CSE load of
11888         e->dest.
11890 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
11892         * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
11893         (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
11894         Adjust their definitions.
11895         (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
11896         (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
11898         * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
11899         genautomata.c, langhooks.c, langhooks.h, system.h,
11900         config/arm/lib1funcs.asm: Update copyright.
11902 2005-02-21  Ulrich Weigand  <uweigand@de.ibm.com>
11904         * dbxout.c (dbxout_function_end): Emit Lscope label always.
11906 2005-02-21  Richard Guenther  <rguenth@gcc.gnu.org>
11908         PR bootstrap/13770
11909         * doc/install.texi: Document --with-gc.
11911 2005-02-21  Paolo Bonzini  <bonzini@gnu.org>
11913         * simplify-rtx.c (simplify_unary_operation): Add a missing
11914         "break" statement.
11916 2005-02-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
11918         PR tree-optimization/18663
11919         * tree-ssa-dom.c (extract_range_from_cond): Return 0
11920         if the type has variable bounds.
11922 2005-02-20  Kazu Hirata  <kazu@cs.umass.edu>
11924         * gcse.c: Remove an obsolete comment.
11926         * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
11928 2005-02-20  Hans-Peter Nilsson  <hp@axis.com>
11930         * doc/extend.texi (Function Attributes) <Attribute const>: The
11931         attribute "pure" is below this text, not above.
11933 2005-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11935         * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
11936         (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
11937         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
11939 2005-02-20  Zack Weinberg  <zack@codesourcery.com>
11941         PR 18785
11942         * langhooks.h (struct lang_hooks): Add to_target_charset.
11943         * langhooks.c (lhd_to_target_charset): New function.
11944         * langhooks-def.h: Declare lhd_to_target_charset.
11945         (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
11946         (LANG_HOOKS_INITIALIZER): Update.
11947         * c-common.c (c_common_to_target_charset): New function.
11948         * c-common.h: Declare it.
11949         * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
11950         c_common_to_target_charset.
11952         * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
11953         (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
11954         Delete definitions.
11955         * system.h: Poison them.
11956         * doc/tm.texi: Don't discuss them.
11957         * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
11958         * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
11959         (pp_c_char): Do not attempt to generate letter escapes for
11960         newline, tab, etc.
11961         * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
11962         * config/mips/mips.c (mips_output_ascii): Likewise.
11964 2005-02-20  Dorit Naishlos  <dorit@il.ibm.com>
11966         PR tree-optimization/19951
11967         * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
11968         is abnormal.
11970 2005-02-19  Steven Bosscher  <stevenb@suse.de>
11972         PR middle-end/19698
11973         * function.h (struct function): New field `max_loop_depth'.
11974         * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
11975         (flow_loops_find): Reset the max loop depth count before finding loops.
11976         * flow.c (MAX_LIVENESS_ROUNDS): New constant.
11977         (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
11978         (calculate_global_regs_live): Make sure the loop will terminate
11979         when the initial sets are not empty.
11981 2005-02-19  Zack Weinberg  <zack@codesourcery.com>
11983         * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
11984         object inside.
11985         * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
11987 2005-02-19  Richard Sandiford  <rsandifo@redhat.com>
11989         PR other/19525
11990         * doc/invoke.texi: Remove documentation of %M spec.
11991         * gcc.c: Likewise.
11992         (init_spec): Remove %M suffix from -lgcc_s.
11993         (do_spec_1): Remove 'M' case.
11994         * mklibgcc.in: Remove SHLIB_MULTILIB handling.  Expect SHLIB_LINK
11995         to put shared libraries in the multilib directory.  Remove the
11996         shlib_so_soname substitution variable.  Don't add a multilib encoding
11997         to shlib_base_name.  Set shlib_slibdir_qual to the full pathname
11998         reported by -print-multi-os-directory.  Pass @multilib_dir@ to
11999         SHLIB_INSTALL as well as SHLIB_LINK.
12000         * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
12001         (SHLIB_NAME): Delete.
12002         (SHLIB_DIR): New macro.
12003         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
12004         (SHLIB_INSTALL): Adjust accordingly.
12005         * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
12006         * config/t-slibgcc-sld: Likewise.
12007         * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
12008         (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
12009         (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
12010         in $(SHLIB_DIR).
12011         (SHLIBUNWIND_INSTALL): Adjust accordingly.
12012         * config/i386/t-nwld (SHLIB_SONAME): Delete.
12013         (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
12014         Use @shlib_base_name@ instead of @shlib_so_name@.
12015         * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
12016         and @shlib_base_name@.so in @multilib_dir@.
12017         (SHLIB_INSTALL): Adjust accordingly.  Add @shlib_slibdir_qual@
12018         to the install path.
12019         * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
12020         (SHLIB_LINK): Remove previous workaround.
12021         * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
12022         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
12023         (SHLIB_INSTALL): Adjust accordingly.  Add $(SHLIB_SLIBDIR_QUAL) to
12024         the install path.
12025         * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
12026         @multilib_dir@.  Use @multilib_dir@ to check for threading libraries.
12027         (SHLIB_INSTALL): Adjust accordingly.
12028         (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
12029         * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
12030         * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
12031         config/t-slibgcc-elf-ver.
12033 2005-02-19  Zdenek Dvorak  <dvorakz@suse.cz>
12034             Jakub Jelinek  <jakub@redhat.com>
12036         PR tree-optimization/19828
12037         * tree-ssa-loop-im.c: Add a TODO comment.
12038         (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
12039         without side-effects.
12041 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
12043         * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
12044         call fold_convert.
12046 2005-02-18  James E. Wilson  <wilson@specifixinc.com>
12048         * doc/invoke.texi (IA-64 Options): Delete -mb-step.
12049         * config/ia64/ia64.c (last_group, group_idx): Delete variables.
12050         (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
12051         functions.
12052         (ia64_reorg): Delete fixup_errata call.
12053         * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
12054         (TARGET_SWITCHES): Delete -mb-step entry.
12056 2005-02-19  Jakub Jelinek  <jakub@redhat.com>
12058         PR c/20043
12059         * c-typeck.c (composite_type): Handle quals in transparent unions.
12060         (type_lists_compatible_p): Likewise.
12062 2005-02-18  Stan Shebs  <shebs@apple.com>
12064         * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
12065         expressions in the .literal8 section.
12067 2005-02-18  Geoffrey Keating  <geoffk@apple.com>
12069         * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
12071 2005-02-18  Roger Sayle  <roger@eyesopen.com>
12073         * fold-const.c (constant_boolean_node): Always create values of the
12074         specified type, don't bother calling truthvalue_conversion.
12076 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
12078         * except.c (output_function_exception_table): Call
12079         assemble_external_libcall (eh_personality_libfunc).
12081 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
12083         PR target/19886
12084         * config/ia64/ia64.h (struct machine_function): Add state_num.
12085         * config/ia64/ia64.c (process_epilogue,
12086         process_for_unwind_directive): Use new unwind state numbers each
12087         time rather than state 1.
12089 2005-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
12091         PR target/20054
12092         * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
12093         before the "*llgt_didi" pattern.
12095 2005-02-18  Jason Merrill  <jason@redhat.com>
12097         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
12099 2005-02-18  Richard Earnshaw  <rearnsha@arm.com>
12101         * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
12102         (div0): Use it in place of ARM_FUNC_ALIAS.
12103         (lshrdi3, ashrdi3, ashlrdi3): Likewise.
12105 2005-02-18  Andrew Pinski  <pinskia@physics.uc.edu>
12107         PR middle-end/20030
12108         * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
12109         access, the lower bound of the array type if it exists.
12111 2005-02-18  Alexandre Oliva  <aoliva@redhat.com>
12113         PR c++/20008
12114         * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
12115         cases that are out-of-range for the index type.
12117 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
12119         * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
12120         (estimate_case_costs): Don't call convert.
12121         * expmed.c (expand_shift): Likewise.
12122         (make_tree): Call fold_convert instead of convert.
12124 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
12126         PR c++/19813
12127         * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
12128         that ref to be marked MEM_READONLY_P doesn't have base that needs
12129         constructing.
12131 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
12133         * genautomata.c (output_get_cpu_unit_code_func,
12134         output_cpu_unit_reservation_p): Don't generate old-style function
12135         definitions.
12137 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
12139         PR c++/20023
12140         PR tree-optimization/20009
12141         * convert.c (convert_to_integer): Revert 2005-02-16 change.
12143         PR tree-optimization/18947
12144         * cgraphunit.c (cgraph_finalize_function): When redefining an extern
12145         inline, remove all nodes that are inlined into the extern inline
12146         being redefined.
12148 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
12150         * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
12151         loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
12152         tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
12153         config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
12154         Update copyright.
12156 2005-02-17  Roger Sayle  <roger@eyesopen.com>
12158         PR tree-optimization/19917
12159         * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
12160         to be potentially trapping.
12162 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
12164         * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
12166 2005-02-17  Andreas Krebbel  <krebbel1@de.ibm.com>
12168         * builtins.c (expand_builtin_return_addr): Remove tem parameter.
12169         tem becomes a local variable which is set to the value of the
12170         back end defined INITIAL_FRAME_ADDRESS macro.
12171         (expand_builtin_frame_address): Omit the base parameter to
12172         expand_builtin_return_addr.
12173         (expand_builtin_profile_func): Likewise.
12174         * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
12175         (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
12176         * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
12178 2005-02-17  Jakub Jelinek  <jakub@redhat.com>
12180         * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
12181         s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
12182         * config/frv/frv.c (frv_function_epilogue): Likewise.
12184 2005-02-17  Daniel Berlin  <dberlin@dberlin.org>
12186         * lambda-code (perfect_nestify): Remove mark/unmark
12187         for rewriting hack.
12188         * tree-loop-linear.c (linear_transform_loops): Add
12189         rewrite_into_ssa call so that ssa is correct for
12190         rewriting into loop closed.
12192 2005-02-17  Nathan Sidwell  <nathan@codesourcery.com>
12194         * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
12195         * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
12196         BITMAP_FREE.
12197         * bt-load.c (btr_def_live_range, combine_btr_defs,
12198         migrate_btr_def, migrate_btr_defs): Likewise.
12199         * cfgcleanup.c (thread_jump): Likewise.
12200         * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
12201         * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
12202         df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
12203         df_rd_local_compute, df_reg_info_compute): Likewise.
12204         * dominance.c (init_dom_info, free_dom_info): Likewise.
12205         * flow.c (init_propagate_block_info,
12206         free_propagate_block_info): Likewise.
12207         * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
12208         * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
12209         modify_reg_pav): Likewise.
12210         * loop-invariant.c (find_defs, find_invariant_insn,
12211         find_invariants, free_inv_motion_data): Likewise.
12212         * predict.c (tree_predict_by_opcode,
12213         estimate_bb_frequencies): Likewise.
12214         * stmt.c (expand_case): Likewise.
12215         * tree-cfg.c (tree_duplicate_sese_region): Likewise.
12216         * tree-dfa.c (mark_new_vars_to_rename): Likewise.
12217         * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
12218         * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
12219         get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
12220         rewrite_ssa_into_ssa): Likewise.
12221         * tree-optimize.c (tree_rest_of_compilation): Likewise.
12222         * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
12223         analyze_edges_for_bb, perform_edge_inserts): Likewise.
12224         * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
12225         * tree-sra.c (tree_sra): Likewise.
12226         * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
12227         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12228         * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
12229         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12230         * tree-ssa-dse.c (tree_ssa_dse): Likewise.
12231         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
12232         Likewise.
12233         * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
12234         calculate_live_on_entry, calculate_live_on_exit,
12235         build_tree_conflict_graph): Likewise.
12236         * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
12237         record_important_candidates, set_use_iv_cost, find_depends,
12238         determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
12239         tree_ssa_iv_optimize_finalize): Likewise.
12240         * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
12241         find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
12242         tree_duplicate_loop_to_header_edge): Likewise.
12243         * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
12244         * tree-ssa.c (verify_flow_insensitive_alias_info,
12245         verify_name_tags, verify_ssa, init_tree_ssa,
12246         delete_tree_ssa): Likewise.
12247         * tree-ssanames.c (marked_ssa_names, init_ssanames,
12248         fini_ssanames): Likewise.
12249         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
12251 2005-02-17  Ralf Corsepius  <ralf.corsepius@rtems.org>
12253         * config/rs6000/t-rtems: Completely reworked.
12255 2005-02-17  Ira Rosen  <irar@il.ibm.com>
12257         * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
12259 2005-02-17  Ira Rosen  <irar@il.ibm.com>
12261         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
12262         POINTER_TYPE_P when checking that type is a pointer.
12263         (vect_get_memtag): Remove.
12264         (vect_address_analysis): Use POINTER_TYPE_P. Call
12265         vect_object_analysis with dummy parameter for memtag.
12266         (vect_object_analysis): Extract memtag (functionality that
12267         used to be in vect_get_memtag and moved here). Fix printings.
12268         (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
12269         with correct parameters. Remove call to vect_get_memtag.
12271 2005-02-17  Dorit Naishlos  <dorit@il.ibm.com>
12273         * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
12274         (tree-vectorizer.o): Added missing dependencies.
12276         * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
12277         decleration.
12278         (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
12279         declaration in tree-vectorizer.c, now has an extern declaration in
12280         tree-vectorizer.h).
12281         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12282         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12283         get_vectype_for_scalar_type, vect_is_simple_use,
12284         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12285         vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
12286         new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
12287         vectorizable_store, vectorizable_operation, vectorizable_assignment,
12288         vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
12289         find_loop_location): Likewise.
12291         * tree-vectorizer.c (langhooks.h): #include removed.
12292         (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
12293         moved to tree-vectorized.h.
12294         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12295         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12296         get_vectype_for_scalar_type, vect_is_simple_use,
12297         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12298         vect_supportable_dr_alignment, new_loop_vec_info,
12299         destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
12300         vect_set_verbosity_level, find_loop_location): Likewise.
12302         (vect_analyze_loop): Function externalized. Declaration moved to
12303         tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
12304         (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
12305         (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
12306         vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
12307         vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
12308         vect_enhance_data_refs_alignment, vect_analyze_operations,
12309         exist_non_indexing_operands_for_use_p, vect_mark_relevant,
12310         vect_stmt_relevant_p, vect_get_loop_niters,
12311         vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
12312         vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
12313         vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
12314         vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
12315         vect_get_memtag): Likewise.
12317         (vectorizable_load): Function externalized. Declaration moved to
12318         tree-vectorized.h. Function definition moved to tree-vect-transform.c.
12319         (vectorizable_store, vectorizable_operation, vectorizable_assignment,
12320         vect_transform_loop): Likewise.
12321         (vect_transform_stmt): Moved to tree-vect-transform.c.
12322         (vect_align_data_ref, vect_create_destination_var,
12323         vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
12324         vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
12325         vect_get_vec_def_for_operand, vect_init_vector,
12326         vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
12327         vect_build_loop_niters, vect_update_ivs_after_vectorizer,
12328         vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
12329         vect_update_inits_of_drs, vect_do_peeling_for_alignment,
12330         vect_do_peeling_for_loop_bound): Likewise.
12332         * tree-vect-analyze.c: New file.
12333         * tree-vect-transform.c: New file.
12335 2005-02-17  Jason Merrill  <jason@redhat.com>
12337         PR mudflap/19319, c++/19317
12338         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
12339         slot explicit.
12341 2005-02-17  Gerald Pfeifer  <gerald@pfeifer.com>
12343         * doc/install.texi (Specific): Update link for Darwin-specific
12344         tool binary site.
12346 2005-02-16  James A. Morrison  <phython@gcc.gnu.org>
12348         * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
12349         constant_boolean_node.
12351 2005-02-16  David Edelsohn  <edelsohn@gnu.org>
12353         PR target/19019
12354         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
12355         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
12357 2005-02-16  Richard Henderson  <rth@redhat.com>
12359         PR 19920
12360         * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
12361         with W_TYPE_SIZE.
12362         (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
12363         replace uses with Wtype_MAXp1_F.
12364         (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
12365         L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
12366         L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
12367         L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
12368         and HAVE_TFMODE as appropriate.
12369         (__fixunssfDI): Provide an implementation that doesn't need DFmode.
12370         (__floatdisf): Likewise.
12371         * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
12372         (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
12373         (Wtype_MAXp1_F): New.
12374         (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
12375         __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
12377 2005-02-16  Richard Earnshaw  <rearnsha@arm.com>
12379         * PR target/19162
12380         * arm.c (arm_apply_result_size): New function.
12381         * arm.h (APPLY_RESULT_SIZE): Define.
12382         * arm-protos.h (arm_apply_result_size): Add prototype.
12383         * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
12384         (movxf): New expand.
12385         (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
12386         (call_value_symbol): Remove predicate for operand 0.
12387         (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
12388         (untyped_call): Rework to correclty return values for any type.
12389         (untyped_return): New expand.
12390         * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
12392 2005-02-16  Stan Shebs  <shebs@apple.com>
12394         * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
12395         * config/rs6000/t-darwin8: New, for 64-bit multilib.
12397 2005-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
12399         * doc/install.texi (sparc-sun-solaris2*): Document required GMP
12400         configure settings on Solaris 7 and later.
12402 2005-02-16  Diego Novillo  <dnovillo@redhat.com>
12404         PR tree-optimization/19865
12405         * tree-optimize.c (init_tree_optimization_passes): Run
12406         pass_may_alias after pass_sra.
12408 2005-02-16  Richard Henderson  <rth@redhat.com>
12409             Stuart Hastings  <stuart@apple.com>
12411         PR debug/19521
12412         * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
12413         Do nothing if debug info suppressed for this function.
12414         (dbxout_begin_function): Early exit if debug info suppressed for
12415         this function.
12417 2005-02-16  Kazu Hirata  <kazu@cs.umass.edu>
12419         PR target/20007
12420         * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
12421         find_basic_blocks.
12422         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12424         PR tree-optimization/19967
12425         * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
12426         expand_builtin_strchr, expand_builtin_strrchr): Take a new
12427         argument TYPE.  Adjust calls to fold_builtin_XXX.
12428         (expand_builtin, fold_builtin_1): Adjust calls to
12429         expand_builtin_XXX.
12430         (fold_builtin_strchr, fold_builtin_strpbrk,
12431         fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
12432         result to a requested type TYPE.
12434 2005-02-16  Jakub Jelinek  <jakub@redhat.com>
12436         PR middle-end/19857
12437         * fold-const.c (fold): Don't optimize (T)(x & cst) to
12438         (T)x & (T)cst if (T)cst overflows.
12439         * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
12440         TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
12442 2005-02-15  Jeff Law  <law@redhat.com>
12444         * gcse.c (blocks_with_calls): New bitmap.
12445         (alloc_gcse_mem): Allocate it.
12446         (free_gcse_mem): Free it.
12447         (clear_modifY_mem_tables): Clear it.
12448         (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
12449         when we encounter CALL_INSNs.
12450         (compute_transp, case MEM): Handle blocks with calls separate
12451         from blocks without calls.  Use bitmap iterators rather than
12452         FOR_EACH_BB.
12454 2005-02-15  Peter O'Gorman  <peter@pogma.com>
12456         PR bootstrap/18810
12457         * mklibgcc.in (vis_hide): Use a temporary object file, not
12458         -o /dev/null.
12460 2005-02-15  Andy Hutchinson  <HutchinsonAndy@netscape.net>
12462         PR target/19924
12463         * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
12464         access optimization.
12466 2005-02-15  David Edelsohn  <edelsohn@gnu.org>
12467             Alan Modra  <amodra@bigpond.net.au>
12469         PR target/19019
12470         * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
12471         (_xlqsub): Rename to __gcc_qsub.
12472         (_xlqmul): Rename to __gcc_qmul.
12473         (_xlqdiv): Rename to __gcc_qdiv.
12474         Provide versioned symbol aliases with old names.
12475         * config/rs6000/libgcc-ppc64.ver: Rename symbols.
12476         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
12477         * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
12478         * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
12479         * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
12481 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
12483         * fold-const.c (fold): Fold -(~A) to A + 1.  Fold ~(-A) to A - 1.
12484         Fold ~(A - 1) and ~(A + -1) to -A.
12486 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
12488         PR pch/14940
12489         PR target/19300
12490         * config/host-linux.c (linux_gt_pch_use_address): Copy from
12491         config/pa/pa-host.c:pa_gt_pch_use_address.
12493 2005-02-15  Daniel Berlin  <dberlin@dberlin.org>
12495         * tree-vn.c (get_value_handle): Make sure that given an
12496         is_gimple_min_invariant expression, we always return it.
12498 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
12500         * passes.c (rest_of_handle_gcse): Fix a comment.
12502 2005-02-15  Jeff Law  <law@redhat.com>
12504         * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
12505         bitmap.
12506         (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
12507         (canon_list_insert, record_last_mem_set_info): Similarly.
12508         (clear_modify_mem_tables): Similarly.
12510 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
12512         * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
12513         tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
12514         config/mips/mips.md, config/rs6000/aix.h,
12515         config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
12517 2005-02-15  Richard Henderson  <rth@redhat.com>
12519         * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
12520         call to be best_edge.
12522 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
12524         * basic-block.h: Adjust the prototype for find_basic_blocks.
12525         * cfgbuild.c (find_basic_blocks): Remove unused arguments.
12526         * passes.c (rest_of_handle_loop_optimize): Adjust the call to
12527         find_basic_blocks.
12529         * flow.c (recompute_reg_usage): Remove all arguments.
12530         * passes.c (rest_of_compilation): Adjust the call to
12531         recompute_reg_usage.
12532         * rtl.h: Adjust the prototype for recompute_reg_usage.
12534 2005-02-14  Daniel Berlin  <dberlin@dberlin.org>
12536         * tree-dump.c (dump_files): Update to reflect new member
12537         of dump_file_info.
12538         (dump_register): Add new argument.
12539         Set glob name.
12540         (dump_switch_p_1): Check against glob name if doglob was passed.
12541         (dump_switch_p): Check against regular first, then glob if
12542         we didn't have any hits on the dump name.
12543         * tree-optimize.c (register_one_dump_file):
12544         Pass in glob name as well.
12545         * tree-pass.h (struct dump_file_info): Add glob
12546         member.
12548 2005-02-14  Joseph S. Myers  <joseph@codesourcery.com>
12550         PR preprocessor/16323
12551         * doc/invoke.texi: Document that -Wendif-labels is on by default.
12553 2005-02-14  David Edelsohn  <edelsohn@gnu.org>
12555         PR target/19019
12556         * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
12557         (trunctfdf2_internal1): New.
12558         (trunctfdf2_internal2): Renamed from trunctfdf2.
12560 2005-02-14  Diego Novillo  <dnovillo@redhat.com>
12562         PR tree-optimization/19853
12563         * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
12565 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
12567         * passes.c (rest_of_handle_loop_optimize): Remove calls to
12568         delete_dead_jumptables and cleanup_cfg.
12570 2005-02-14  Ulrich Weigand  <uweigand@de.ibm.com>
12572         * reload.c (find_reloads): Swap address_reloaded flags when
12573         swapping commutative operands.
12575 2005-02-14  Sebastian Pop  <pop@cri.ensmp.fr>
12577         * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
12578         Use standard_iv_increment_position for computing the bsi position
12579         for create_iv.
12580         * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
12581         the bsi position.
12583 2005-02-13  Zdenek Dvorak  <dvorakz@suse.cz>
12585         PR target/17428
12586         * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
12587         life range of hard registers.
12588         * value-prof.c (insn_prefetch_values_to_profile): Only
12589         scan normal insns.
12591         * value-prof.c (rtl_find_values_to_profile): Do not look for values to
12592         profile in libcalls.
12594 2005-02-13  Nathan Sidwell  <nathan@codesourcery.com>
12596         * bitmap.h (bitmap_and_compl_into): Return bool.
12597         * bitmap.c (bitmap_and_compl_into): Return changed flag.
12599 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
12601         PR tree-optimization/19944
12602         * fold-const.c (fold): Re-add ABS_EXPR folding.
12604 2005-02-13  David Edelsohn  <edelsohn@gnu.org>
12606         PR target/19019
12607         * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
12608         {TARGET,MASK}_XL_COMPAT.
12609         (SUBTARGET_SWITCHES): Rename xl-call to xl-compat.  Use
12610         MASK_XL_COMPAT.
12611         * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
12612         * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
12613         TARGET_XL_COMPAT.
12614         (rs6000_arg_partial_bytes): Same.
12615         (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
12616         and XL compatibility enabled.
12617         * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
12618         * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
12619         test to final condition.
12620         (cmptf_internal2): New.
12621         * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
12622         xl-compat.  Add TFmode information to description.
12624 2005-02-13  Kazu Hirata  <kazu@cs.umass.edu>
12626         * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
12628 2005-02-13  Jason Merrill  <jason@redhat.com>
12630         PR c++/16405
12631         * fold-const.c (fold_indirect_ref_1): Split out from...
12632         (build_fold_indirect_ref): Here.
12633         (fold_indirect_ref): New fn.
12634         * tree.h: Declare it.
12635         * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
12636         (gimplify_modify_expr_rhs): Likewise.
12637         (gimplify_expr): Likewise.
12639 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
12641         PR tree-optimization/14303
12642         PR tree-optimization/15784
12643         * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
12644         Fold ABS_EXPR<x> < 0 to false.  Fold ABS_EXPR<x> == 0 to x == 0 and
12645         ABS_EXPR<x> != 0 to x != 0.
12647 2005-02-12  Kazu Hirata  <kazu@cs.umass.edu>
12649         * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
12650         simplify-rtx.c, tree-ssa-live.h: Fix comment typos.  Follow
12651         spelling conventions.
12653         * passes.c (rest_of_handle_gcse): Don't run cse_main and
12654         delete_trivially_dead_insns too many times.
12656         * passes.c (rest_of_handle_gcse): Remove dead assignments to
12657         tem and tem2.
12659 2005-02-12  Ira Rosen  <irar@il.ibm.com>
12661         * tree-vectorizer.c (vect_get_base_and_offset): Remove.
12662         (vect_is_simple_iv_evolution): Remove redundant parameter
12663         and step check.
12664         (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
12665         without last parameter.
12666         (vect_analyze_pointer_ref_access): Get access_fn as parameter.
12667         Return pointer step. Call vect_is_simple_iv_evolution without
12668         last parameter. Check only that the step is multiple of size
12669         type. Remove stmt_vinfo updates.
12670         (vect_get_memtag_and_dr): Remove.
12671         (vect_get_memtag): New function.
12672         (vect_address_analysis): New function.
12673         (vect_object_analysis): New function.
12674         (vect_analyze_data_refs): Call vect_object_analysis and
12675         vect_get_memtag. Update stmt_vinfo fields.
12677 2005-02-12  Ira Rosen  <irar@il.ibm.com>
12679         * tree-data-ref.c (array_base_name_differ_p): Check that the bases
12680         exist and are objects. Remove checks for pointer.
12681         * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
12682         STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
12683         (vect_create_data_ref_ptr): Likewise.
12684         (vect_base_addr_differ_p): New function.
12685         (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
12686         (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
12687         Don't set the DR_BASE_NAME field of data-ref.
12688         (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
12690 2005-02-12  Uros Bizjak  <uros@kss-loka.si>
12692         * optabs.h (enum optab_index): Add new OTI_ldexp.
12693         (ldexp_optab): Define corresponding macro.
12694         * optabs.c (init_optabs): Initialize ldexp_optab.
12695         * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
12696         patterns.
12697         * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
12698         using ldexp_optab.
12699         (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
12700         expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
12702         * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
12703         to implement ldexpf, ldexp and ldexpl built-ins as inline x87
12704         intrinsics.
12706 2005-02-12  Ira Rosen  <irar@il.ibm.com>
12708         * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
12709         to base_address.
12710         * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
12711         stmt_vec_info.
12712         (vect_get_base_and_offset): Always return an address.
12713         (vect_create_addr_base_for_vector_ref): Remove treatment for
12714         different data reference types.
12715         (vect_compute_data_ref_alignment): Rename base to base_address in
12716         stmt_vec_info. Get the object in order to force its alignment.
12717         (vect_get_memtag_and_dr): Rename base to base_address in
12718         stmt_vec_info. Extract the object for memtag analysis.
12720 2005-02-12  Hans-Peter Nilsson  <hp@axis.com>
12722         PR regression/19898.
12723         * config/cris/cris.c (cris_notice_update_cc): When testing if insn
12724         changes cc_status, use apply modified_in_p to part of cc_status
12725         and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
12726         body.
12728 2005-02-11  Richard Henderson  <rth@redhat.com>
12730         * tree-complex.c (expand_complex_libcall): New.
12731         (expand_complex_multiplication): Use it for c99 compliance.
12732         (expand_complex_division): Likewise.
12733         * fold-const.c (fold_complex_add, fold_complex_mult): New.
12734         (fold): Call them.
12735         * builtins.c (built_in_names): Remove const.
12736         * tree.c (build_common_builtin_nodes): Build complex arithmetic
12737         builtins.
12738         * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
12739         (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
12740         (built_in_names): Remove const.
12741         * c-common.c (c_common_type_for_mode): Handle complex modes.
12742         * flags.h, toplev.c (flag_complex_method): Rename from
12743         flag_complex_divide_method.
12744         * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
12745         __mulsc3, __muldc3, __mulxc3, __multc3): New.
12746         * libgcc2.h: Declare them.
12747         * libgcc-std.ver: Export them.
12748         * mklibgcc.in (lib2funcs): Build them.
12750 2005-02-11  Steven Bosscher  <stevenb@suse.de>
12752         PR tree-optimization/19876
12753         Partially revert my change from 2005-01-14
12754         * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
12755         (compute_antic): ...and remove the loop here.
12757 2005-02-11  Jakub Jelinek  <jakub@redhat.com>
12759         PR middle-end/19858
12760         * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
12761         is number of inner's bits, avoid creating a BIT_FIELD_REF.
12763         * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
12764         crtend.o if -pie.  Use %{x:a;:b} spec syntax.
12766 2005-02-11  Daniel Jacobowitz  <dan@codesourcery.com>
12768         * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
12769         offsets for the big-endian 32-bit case.
12771 2005-02-11  Joseph S. Myers  <joseph@codesourcery.com>
12773         * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
12775 2005-02-11  Dale Johannesen  <dalej@apple.com>
12777         * cselib.c (cselib_process_insn):  Clear out regs where
12778         HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
12779         * reload.c (find_equiv_reg): Ditto.
12781 2005-02-11  Ian Lance Taylor  <ian@airs.com>
12783         * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
12784         with no elements.
12786         * tree.c (build_function_type_list): Work correctly if there are
12787         no arguments.
12789 2005-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
12791         * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
12792         "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
12793         ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
12794         TARGET_ZARCH instead of TARGET_64BIT.
12796 2005-02-11  Ralf Corsepius  <ralf.corsepius@rtems.org>
12798         * config/rs6000/t-rtems:
12799         (MULTILIB_OPTIONS): Remove mcpu=602.
12800         (MUTLILIB_DIRNAMES): Remove m602.
12801         (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
12802         Let mcpu=602 match mcpu=603.
12803         (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
12805 2005-02-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12807         * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
12808         signal trampolines.
12810 2005-02-10  David Daney  <ddaney@avtrex.com>
12812         * config/alpha/linux-unwind.h: Add exception clause to copyright.
12813         * config/i386/linux-unwind.h: Likewise.
12814         * config/ia64/linux-unwind.h: Likewise.
12815         * config/mips/linux-unwind.h: Likewise.
12816         * config/pa/linux-unwind.h: Likewise.
12817         * config/rs6000/linux-unwind.h: Likewise.
12818         * config/s390/linux-unwind.h: Likewise.
12819         * config/sh/linux-unwind.h: Likewise.
12820         * config/sparc/linux-unwind.h: Likewise.
12822 2005-02-10  Steven Bosscher  <stevenb@suse.de>
12824         PR tree-optimization/17549
12825         * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
12826         TER to replace a DEF with its expression if the DEF and the
12827         rhs of the expression we replace into have the same root
12828         variable.
12830 2005-02-10  Richard Sandiford  <rsandifo@redhat.com>
12832         * config/mips/mips.md: Fix the placement of the match_scratch in the
12833         lea64 peephole2.
12835 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
12837         * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
12838         Fix comment typos.
12840 2005-02-10  Zdenek Dvorak  <dvorakz@suse.cz>
12842         * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
12843         (strip_offset): Handle addresses.
12844         (add_address_candidates): Use strip_offset.
12845         (difference_cost): Reflect strip_offset change.
12846         (force_var_cost, difference_cost): Strip nops.
12848 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
12850         * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
12852         * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
12853         tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
12854         config/cris/cris-protos.h, config/cris/cris.c: Update
12855         copyright.
12857 2005-02-10  Jeff Law  <law@redhat.com>
12859         * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
12860         (lookup_avail_expr): Similarly.
12862 2005-02-10  Richard Guenther  <rguenth@gcc.gnu.org>
12864         * builtins.c (fold_builtin_powi): New function.
12865         (fold_builtin_1): Call it.
12867 2005-02-10  Steven Bosscher  <stevenb@suse.de>
12869         PR documentation/19309
12870         * doc/cpp.texi: The __GNUC__ and related predefined macros
12871         are also defined for the "standalone" cpp.
12872         Some non-GCC compilers may also define __GNUC__.
12874 2005-02-10  Jakub Jelinek  <jakub@redhat.com>
12876         PR c/19342
12877         * c-typeck.c (common_type): New routine.  Old common_type renamed
12878         to...
12879         (c_common_type): ...this.
12880         (build_conditional_expr, build_binary_op): Use c_common_type instead
12881         of common_type.
12883 2005-02-10  Steven Bosscher  <stevenb@suse.de>
12885         * doc/md.texi: Replace @samp{length} with @code{length}.
12887 2005-02-09  Zdenek Dvorak  <dvorakz@suse.cz>
12889         PR tree-optimization/18687
12890         * tree-flow.h (find_loop_niter): Declare.
12891         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
12892         Try using scev even for loops with more than one exit.
12893         * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
12894         (struct ivopts_data): Added niters field.
12895         (struct nfe_cache_elt): New.
12896         (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
12897         functions.
12898         (tree_ssa_iv_optimize_init): Initialize niters cache.
12899         (determine_number_of_iterations): Removed.
12900         (find_induction_variables): Do not call determine_number_of_iterations.
12901         Access niters for single exit through niter_for_single_dom_exit.
12902         (add_iv_outer_candidates): Access niters for single exit through
12903         niter_for_single_dom_exit.
12904         (may_eliminate_iv): Take data argument.  Use niter_for_exit.  Do not use
12905         number_of_iterations_cond.
12906         (iv_period): New function.
12907         (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
12908         (may_replace_final_value): Take data argument.  Use
12909         niter_for_single_dom_exit.
12910         (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
12911         (rewrite_use_compare): Pass data to may_eliminate_iv.
12912         (rewrite_use_outer): Pass data to may_replace_final_value.
12913         (free_loop_data): Clean up the niters cache.
12914         (tree_ssa_iv_optimize_finalize): Free the niters cache.
12915         (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
12916         * tree-ssa-loop-niter.c (find_loop_niter): New function.
12917         (find_loop_niter_by_eval): Use tree_int_cst_lt.
12918         (num_ending_zeros): Moved to tree.c.
12919         * tree.h (num_ending_zeros): Declare.
12920         * tree.c (num_ending_zeros): Moved from tree.c.
12922 2005-02-09  Richard Henderson  <rth@redhat.com>
12924         * builtins.c (DEF_BUILTIN): Add COND argument.
12925         * tree.h (DEF_BUILTIN): Likewise.
12926         * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
12927         DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
12928         match.
12929         (DEF_BUILTIN_STUB): New.
12930         (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
12931         BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
12932         BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
12933         * c-common.c (DEF_BUILTIN): Add COND argument.
12934         * tree.c (local_define_builtin): New.
12935         (build_common_builtin_nodes): New.
12937 2005-02-09  Roger Sayle  <roger@eyesopen.com>
12939         * fold-const.c (fold_strip_sign_ops): New function to simplify a
12940         floating point expression ignoring the sign of the result.
12941         (fold) <ABS_EXPR>: Use it to simplify fabs(x).
12942         (fold) <MULT_EXPR>: Use it to simplify x*x.
12943         * tree.h (fold_strip_sign_ops): Prototype here.
12944         * builtins.c (fold_builtin_copysign): Take an additional FNDECL
12945         argument.  Use fold_strip_sign_ops to simplify the first argument.
12946         (fold_builtin_pow):  Use fold_strip_sign_ops to simplify the
12947         first argument when the second argument is an even integer
12948         constant, but only with -funsafe_math_optimizations.
12949         (fold_builtin_1): Update call to fold_builtin_copysign.
12951 2005-02-09  Ian Lance Taylor  <ian@airs.com>
12953         PR middle-end/19583
12954         * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
12955         just check whether EH_FILTER_FAILURE falls through.
12957 2005-02-09  Andreas Krebbel  <krebbel1@de.ibm.com>
12959         * gcc/haifa-sched.c (schedule_block): Make queued sched group
12960         insns return to ready list in the next turn.
12962 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
12964         PR middle-end/19402
12965         * builtins.def: New __builtin_powi[lf].
12966         * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
12967         (expand_builtin_powi): New function.
12968         (expand_builtin): Dispatch to expand_builtin_powi.
12969         * libgcc2.h: Add prototypes for __builtin_powi[lf].
12970         * libgcc2.c: Add __builtin_powi[lf] implementation.
12971         * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
12972         * optabs.h: Add powi_optab.
12973         * optabs.c (init_optabs): Initialize powi_optab.
12974         * doc/extend.texi: Document __builtin_powi[lf].
12976 2005-02-09  Dorit Naishlos  <dorit@il.ibm.com>
12978         * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
12979         exists.
12981 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
12983         PR middle-end/19854
12984         * fold-const.c (try_move_mult_to_index): Remove redundant
12985         type argument.  Create ADDR_EXPR with correct type.
12986         (fold): Update callers of try_move_mult_to_index.  Convert
12987         result to the appropriate type.
12989 2005-02-09  Roger Sayle  <roger@eyesopen.com>
12991         PR target/19597
12992         * config/avr/avr.c (default_rtx_costs): Delete.
12993         (avr_operand_rtx_cost): New function.
12994         (avr_rtx_costs): Completely rewrite.
12996 2005-02-08  Hans-Peter Nilsson  <hp@axis.com>
12998         PR target/19806
12999         * config/cris/cris.c (in_code): New variable.
13000         (cris_output_addr_const): Now a static function, a wrapper for
13001         output_addr_const.
13002         (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
13003         case from old cris_output_addr_const.
13004         (cris_asm_output_label_ref): Similar for LABEL_REF.
13005         (cris_output_addr_const_extra): Similar for UNSPEC.
13006         * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
13007         (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
13008         * config/cris/cris-protos.h (cris_output_addr_const): Remove
13009         declaration.
13010         (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
13011         (cris_asm_output_label_ref): Declare.
13013 2005-02-08  Paolo Bonzini  <bonzini@gnu.org>
13015         PR preprocessor/19801
13016         * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
13017         filenames that changed when libcpp was moved to the toplevel.
13019 2005-02-07  Roger Sayle  <roger@eyesopen.com>
13021         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13022         zero extensions of BImode operands.  Call lowpart_subreg instead
13023         of gen_lowpart_common and gen_lowpart_SUBREG.
13025 2005-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
13027         PR ada/19489
13028         * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
13029         * configure.ac: Set cc_for_cross_gnattools.
13030         * configure: Regenerate.
13032 2005-02-08  Alan Modra  <amodra@bigpond.net.au>
13034         PR target/19803
13035         * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
13037 2005-02-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
13039         PR debug/19327
13040         * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
13041         of nested functions.
13043 2005-02-07  Jonathan Wakely  <redi@gcc.gnu.org>
13045         * doc/extend.texi: Document deprecated extensions allowing
13046         static floating-point members to have initializers and allowing
13047         floating-point literals in integral constant expressions.
13049 2005-02-07  Kazu Hirata  <kazu@cs.umass.edu>
13051         * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
13052         config/darwin7.h, config/mips/mips.c,
13053         config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
13054         Update copyright.
13056         * cse.c: Update comments.
13058 2005-02-07  Richard Guenther  <rguenth@gcc.gnu.org>
13060         PR middle-end/19775
13061         * builtins.c (fold_builtin_sqrt): Transform
13062         sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
13063         pow(x,y*0.5).
13065 2005-02-07  Leehod Baruch  <leehod@il.ibm.com>
13066             Dorit Naishlos  <dorit@il.ibm.com>
13068         * doc/invoke.texi (ftree-vectorizer-verbose): New.
13069         * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
13070         * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
13071         was added.
13072         * tree.h (vect_set_verbosity_level): New extern function declaration
13073         added.
13074         * tree-vectorizer.h (verbosity_levels): New enum type.
13075         * tree-vectorizer.c (vect_debug_stats): Function removed.
13076         (vect_debug_details): Likewise.
13077         (vect_verbosity_level): Global variable was defined and initialized.
13078         (vect_dump): Global variable definition.
13079         (vect_print_dump_info): New function.
13080         (vect_set_dump_settings): New function.
13081         (vect_set_verbosity_level): New function.
13082         (vectorize_loops): Add call to vect_set_dump_settings.
13084         (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
13085         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13086         (slpeel_tree_peel_loop_to_edge): Likewise.
13088         (vect_analyze_offset_expr): Call to vect_print_dump_info with
13089         appropriate verbosity level instead of call to vect_debug_details
13090         or vect_debug_stats.
13091         (vect_get_base_and_offset):
13092         (vect_create_addr_base_for_vector_ref):
13093         (get_vectype_for_scalar_type):
13094         (vect_create_data_ref_ptr):
13095         (vect_init_vector):
13096         (vect_get_vec_def_for_operand):
13097         (vect_finish_stmt_generation):
13098         (vectorizable_assignment):
13099         (vectorizable_operation):
13100         (vectorizable_store):
13101         (vectorizable_load):
13102         (vect_transform_stmt):
13103         (vect_update_ivs_after_vectorizer):
13104         (vect_do_peeling_for_loop_bound):
13105         (vect_update_inits_of_drs):
13106         (vect_do_peeling_for_alignment):
13107         (vect_transform_loop):
13108         (vect_is_simple_use):
13109         (vect_analyze_operations):
13110         (vect_is_simple_iv_evolution):
13111         (vect_analyze_scalar_cycles):
13112         (vect_analyze_data_ref_dependence):
13113         (vect_analyze_data_ref_dependences):
13114         (vect_compute_data_ref_alignment):
13115         (vect_enhance_data_refs_alignment):
13116         (vect_analyze_data_refs_alignment):
13117         (vect_analyze_data_ref_access):
13118         (vect_analyze_data_ref_accesses):
13119         (vect_analyze_pointer_ref_access):
13120         (vect_get_memtag_and_dr):
13121         (vect_analyze_data_refs):
13122         (vect_mark_relevant):
13123         (vect_stmt_relevant_p):
13124         (vect_mark_stmts_to_be_vectorized):
13125         (vect_can_advance_ivs_p):
13126         (vect_get_loop_niters):
13127         (vect_analyze_loop_form):
13128         (vect_analyze_loop):
13129         (vectorize_loops): Likewise.
13131         (vect_do_peeling_for_loop_bound): Dump format slightly changed.
13132         (vect_update_inits_of_drs):
13133         (vect_do_peeling_for_alignment):
13134         (vect_transform_loop):
13135         (vect_analyze_operations):
13136         (vect_analyze_scalar_cycles):
13137         (vect_analyze_data_ref_dependences):
13138         (vect_analyze_data_refs_alignment):
13139         (vect_analyze_data_ref_accesses):
13140         (vect_analyze_data_refs):
13141         (vect_mark_stmts_to_be_vectorized):
13142         (vect_get_loop_niters):
13143         (vect_analyze_loop_form):
13144         (vect_analyze_loop): Likewise.
13145         (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
13147 2005-02-07  Richard Sandiford  <rsandifo@redhat.com>
13149         PR bootstrap/19796
13150         Revert:
13151         2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
13152         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13153         either -ffast-math or -funsafe-math-optimizations is in use.
13155         2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
13156         * config/mips/irix-csr.c: New file.
13157         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13158         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13159         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13160         executables.
13162 2005-02-07  Alexandre Oliva  <aoliva@redhat.com>
13164         * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
13165         redundant, incorrect definitions.
13167         * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
13168         expand.
13169         ("*tls_indirect_call"): New, reference hard regs directly.
13170         * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
13172 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
13174         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
13175         Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
13177 2005-02-06  Roger Sayle  <roger@eyesopen.com>
13179         PR rtl-optimization/19800
13180         * simplify_rtx.c (simplify_relational_operation_1): Explicitly
13181         call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
13182         gen_lowpart.
13184 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
13186         * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
13188 2005-02-07  Joseph S. Myers  <joseph@codesourcery.com>
13190         PR other/17135
13191         * doc/invoke.texi: Correct documentation of -freorder-functions.
13193 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
13195         PR other/14402
13196         * doc/invoke.texi: Don't mention gccbug.
13198 2005-02-06  Roger Sayle  <roger@eyesopen.com>
13199             Andrew Pinski  <pinskia@physics.uc.edu>
13200             Paolo Bonzini  <paolo.bonzini@lu.unisi.ch>
13202         * simplify-rtx.c (simplify_relational_operation_1): Simplify
13203         (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
13204         into just (zero_extract:SI FOO (const_int 1) BAR).
13206 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
13208         * doc/cpp.texi: Include gcc-common.texi.  Don't define gcctabopt
13209         macro locally.  Don't give last revision date.  Use GCC version
13210         number from gcc-common.texi.
13211         * doc/cppinternals.texi: Include gcc-common.texi.  Don't give last
13212         revision date.  Use GCC version number from gcc-common.texi.
13213         Describe being a library as current state rather than as 3.x
13214         history.
13215         * doc/gcc.texi: Remove last update date.
13216         * doc/gccint.texi: Likewise.  Update copyright dates.
13217         * doc/install.texi: Update copyright dates.
13219 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
13221         PR other/7549
13222         * doc/invoke.texi: Mention for each option included in -Wall that
13223         it is included in -Wall.
13224         * doc/gcc.texi: Update copyright and last modification date.
13226 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
13228         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
13229         unnecessary cast to original induction variable increments.
13231 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
13233         PR tree-optimization/18219
13234         * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
13235         in distributed form.
13237 2005-02-06  Richard Sandiford  <rsandifo@redhat.com>
13239         * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
13240         Set bitpos and offset later in the function.  Do nothing if the
13241         target is a register and if the bitfield lies completely outside
13242         that register.
13243         (extract_bit_field): Make the same SUBREG, bitpos and offset changes
13244         here.  Return an uninitialised register if the source value is stored
13245         in a register and the bitfield lies completely outside that register.
13247 2005-02-06  Steven Bosscher  <stevenb@suse.de>
13249         * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
13250         not SET_DEST.
13252 2005-02-06  Marcin Dalecki  <martin@dalecki.de>
13254         * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
13256 2005-02-06  Geoffrey Keating  <geoffk@apple.com>
13258         * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
13259         * config/darwin8.h: New.
13260         * config/darwin7.h: Update comment.
13262 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
13263             Dorit Naishlos  <dorit@il.ibm.com>
13265         * tree-vectorizer.h (LOC): New type.
13266         (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
13267         (loop_line_number): New field in struct _loop_vec_info.
13268         (LOOP_VINFO_LOC, LOOP_LOC): New macros.
13270         * tree-vectorizer.c (input.h): Included.
13271         (find_loop_location): New function.
13272         (vect_debug_stats): Argument changed from loop to LOC. Computation of
13273         loop line number removed.
13274         (vect_debug_details): Likewise.
13275         (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
13277         (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
13278         call to vect_debug_details/stats changed from loop to loop_loc.
13279         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13280         (slpeel_tree_peel_loop_to_edge): Likewise.
13282         (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
13283         changed from NULL to UNKNOWN_LOC.
13284         (vect_get_base_and_offset):
13285         (vect_create_addr_base_for_vector_ref):
13286         (get_vectype_for_scalar_type):
13287         (vect_create_data_ref_ptr):
13288         (vect_init_vector):
13289         (vect_get_vec_def_for_operand):
13290         (vect_finish_stmt_generation):
13291         (vectorizable_assignment):
13292         (vectorizable_operation):
13293         (vectorizable_store):
13294         (vectorizable_load):
13295         (vect_transform_stmt):
13296         (vect_update_ivs_after_vectorizer):
13297         (vect_do_peeling_for_loop_bound):
13298         (vect_do_peeling_for_alignment):
13299         (vect_transform_loop):
13300         (vect_is_simple_use):
13301         (vect_analyze_operations):
13302         (vect_is_simple_iv_evolution):
13303         (vect_analyze_scalar_cycles):
13304         (vect_analyze_data_ref_dependences):
13305         (vect_compute_data_ref_alignment):
13306         (vect_enhance_data_refs_alignment):
13307         (vect_analyze_data_ref_access):
13308         (vect_analyze_data_ref_accesses):
13309         (vect_analyze_pointer_ref_access):
13310         (vect_get_memtag_and_dr):
13311         (vect_analyze_data_refs):
13312         (vect_mark_relevant):
13313         (vect_stmt_relevant_p):
13314         (vect_mark_stmts_to_be_vectorized):
13315         (vect_can_advance_ivs_p):
13316         (vect_get_loop_niters):
13317         (vect_analyze_loop):
13318         (vectorize_loops): Likewise.
13320         (vectorizable_load): Argument in call to vect_debug_details/stats
13321         changed from loop to LOOP_LOC (loop_vinfo).
13322         (vect_transform_loop):
13323         (vect_analyze_operations):
13324         (vect_analyze_scalar_cycles):
13325         (vect_analyze_data_ref_dependence):
13326         (vect_enhance_data_refs_alignment):
13327         (vect_analyze_data_ref_accesses):
13328         (vect_analyze_pointer_ref_access):
13329         (vect_analyze_data_refs):
13330         (vect_analyze_loop): Likewise.
13332         (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
13333         changed from loop to loop_loc.
13335         (vect_enhance_data_refs_alignment): Removed unused variable loop.
13337 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
13338             Dorit Naishlos  <dorit@il.ibm.com>
13340         * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
13341         declaration added.
13342         (vect_analyze_data_ref_dependences): Likewise.
13344         (vect_is_simple_use): Argument changed from loop structure to
13345         loop_vect_info structure.
13346         (vect_can_advance_ivs_p): Likewise.
13347         (vect_create_index_for_vector_ref): Likewise.
13348         (vect_update_ivs_after_vectorizer): Likewise.
13349         (new_stmt_vec_info): Likewise.
13351         (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
13352         changed from loop to loop_vinfo.
13353         (vect_create_data_ref_ptr): First argument in call to
13354         vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
13355         (vectorizable_assignment): Second argument in call to vect_is_simple_use
13356         was changed from loop to loop_vinfo.
13357         (vectorizable_operation): Likewise.
13358         (vectorizable_store): Likewise.
13359         (vect_mark_stmts_to_be_vectorized): Likewise.
13360         (vect_do_peeling_for_loop_bound): First argument in call to
13361         vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
13362         (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
13363         was changed from loop to loop_vinfo.
13364         (vect_analyze_data_ref_dependences): Third argument in call to
13365         vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
13367         (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
13368         (vect_create_data_ref_ptr): Likewise.
13369         (vect_init_vector): Likewise.
13370         (vect_get_vec_def_for_operand): Likewise.
13371         (vectorizable_assignment): Likewise.
13372         (vectorizable_operation): Likewise.
13373         (vectorizable_store): Likewise.
13374         (vectorizable_load): Likewise.
13375         (vect_update_ivs_after_vectorizer): Likewise.
13376         (vect_is_simple_use): Likewise.
13377         (vect_analyze_data_ref_dependence): Likewise.
13378         (vect_analyze_pointer_ref_access): Likewise.
13379         (vect_can_advance_ivs_p): Likewise.
13381         * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
13382         before _stmt_vec_info.
13383         (_stmt_vec_info): Loop field replaced by loop_vec_info.
13384         (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
13385         (new_stmt_vec_info): Argument changed from loop structure to
13386         loop_vect_info structure
13388         (vect_analyze_data_ref_dependences): Unnecessary line was removed.
13389         (vect_analyze_offset_expr): Avoid 80 columns overflow.
13390         (vect_create_addr_base_for_vector_ref): Likewise.
13391         (vect_analyze_pointer_ref_access): Likewise.
13393 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
13395         PR tree-opt/19768
13396         * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
13397         phi flag if the phi is abnormal.
13399 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
13401         PR tree-opt/19736
13402         * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
13403         information for the new statement.
13405 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
13407         PR driver/19117
13408         * gcc.c (main): Include the target in -v output.
13410 2005-02-03  Alexandre Oliva  <aoliva@redhat.com>
13412         * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
13413         Do not drop the extend if we'd have to add a paradoxical subreg
13414         later.  Include optabs.h and insn-codes.h.
13415         * Makefile.in (combine.o): Depend on $(OPTABS_H).
13417 2005-02-02  Roger Sayle  <roger@eyesopen.com>
13419         PR middle-end/19405
13420         * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
13421         * fold-const.c (const_binop): Avoid constant folding floating
13422         point operations in modes that use composite representations.
13423         * simplify-rtx.c (simplify_binary_operation): Likewise.
13425 2005-02-02  Geoffrey Keating  <geoffk@apple.com>
13427         * config/rs6000/altivec.md (altivec_dst): Make the first operand
13428         a REG, not a MEM.
13429         (altivec_dstt): Likewise.
13430         (altivec_dstst): Likewise.
13431         (altivec_dststt): Likewise.
13432         * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
13433         of first operand.
13435 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
13437         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
13438         EXPR_LOCUS from orig_cond to the new cond_stmt.
13439         (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
13440         the new vec_stmt.
13442 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
13444         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
13445         standard_iv_increment_position. Remove call to bsi_next
13446         (no need to bump the iterator anymore).
13447         (vect_create_index_for_vector_ref): Call
13448         standard_iv_increment_position. Remove second function argument.
13449         (vect_finish_stmt_generation): Remove call to bsi_next
13450         (no need to bump the iterator anymore).
13451         (vect_create_data_ref_ptr): Remove second argument (bsi) in call
13452         to vect_create_index_for_vector_ref.
13454 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
13456         * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
13457         phis are used out of the loop.
13459 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
13461         PR c/17807
13462         * c-decl.c (undef_nested_function): New variable.
13463         (pop_scope): Diagnose undefined nested functions.
13464         (finish_function): Don't attempt cgraph processing or genericizing
13465         if current top-level function contained an undefined nested
13466         function.  Reset undef_nested_function at the end of a top-level
13467         function.
13469 2005-02-02  Zdenek Dvorak  <dvorakz@suse.cz>
13471         * tree.c (build_int_cst_type): Take sign of the value into account
13472         when deciding whether sign extend the value.
13474 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
13476         PR c/18502
13477         * gcc.c (cpp_unique_options): Remove %{trigraphs}.
13478         (cpp_options, cc1_options): Change %{std*&ansi} to
13479         %{std*&ansi&trigraphs}.
13481 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
13483         * cse.c: Update comments.
13485 2005-02-02  Aldy Hernandez  <aldyh@redhat.com>
13487         * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
13488         arguments go on the stack.  Do not put complex doubles in odd/even
13489         pairs.
13491 2005-02-02  Steven Bosscher  <stevenb@suse.de>
13493         * doc/invoke.texi: Update the options enabled at -O1, -O2,
13494         and -O3.  Update the documentation for -fgcse-sm, -fgcse-las,
13495         -ftree-pre, and -fthread-jumps.
13497 2005-02-02  Richard Sandiford  <rsandifo@redhat.com>
13499         PR tree-optimization/19578
13500         * tree-flow.h (modified_noreturn_calls): Declare.
13501         (noreturn_call_p): Declare.
13502         * tree-flow-inline.h (noreturn_call_p): New function.
13503         (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
13504         * tree-cfg.c (modified_noreturn_calls): New variable.
13505         (cleanup_control_flow): Use noreturn_call_p.  Split basic blocks
13506         that contain a mid-block noreturn call.
13507         * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
13509 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
13511         * df.c (df_def_record_1, df_uses_record): Don't use
13512         DF_FOR_REGALLOC.
13513         * df.h (DF_FOR_REGALLOC): Remove.
13515 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
13517         PR c/19435
13518         * c-typeck.c (really_start_incremental_init): Reset
13519         constructor_max_index for arrays of incomplete type.
13521 2005-02-02  Jeff Law  <law@redhat.com>
13523         * gcse.c (struct reg_set): Store the block index where the register
13524         was set rather than the setting insn.
13525         (record_one_set, compute_transp): Corresponding changes.
13526         (pre_insert_copy_insn): Do not call replace_one_set.
13527         (replace_one_set): Remove.
13529 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
13531         PR other/15514
13532         * doc/gcov.texi: Fix typo.
13534 2005-02-01  Richard Henderson  <rth@redhat.com
13536         PR target/19680
13537         * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
13538         * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
13539         type to bool.
13540         (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
13541         * config/i386/i386-protos.h: Update.
13543 2005-02-01  Steven Bosscher  <stevenb@suse.de>
13545         PR tree-optimization/19217
13546         * tree-cfg.c (verify_expr): Use the data field to see if TP was
13547         seen inside a PHI node.  Do not do the ADDR_EXPR check if it was.
13548         (verify_stmts): Pass (void*)1 as data to verify_expr to signal
13549         that it is walking a PHI node.
13551 2005-02-01  Joseph S. Myers  <joseph@codesourcery.com>
13553         * doc/extend.texi (Nested Functions): Update.
13555 2005-02-01  Richard Henderson  <rth@redhat.com>
13557         PR 19696
13558         * optabs.c (expand_copysign_absneg): Export.
13559         * optabs.h (expand_copysign_absneg): Declare.
13560         * config/rs6000/rs6000.md (copysigntf3): New.
13562 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
13564         PR tree-optimization/19633
13565         * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
13566         * tree-ssa-alias.c (init_alias_info): Initialize.
13567         (merge_pointed_to_info): Set.
13568         (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
13569         (dump_points_to_info_for): Show value of pt_null.
13570         (struct count_ptr_d): Declare.
13571         (find_ptr_dereference): Remove.
13572         (ptr_is_dereferenced_by): Remove.
13573         (count_ptr_derefs): New local function.
13574         (count_uses_and_derefs): New local function.
13575         (compute_points_to_and_addr_escape): Call it.  If the number
13576         of dereferences is greater than zero, mark the pointer as
13577         dereferenced.  If there are fewer dereferences than uses of
13578         the pointer, the pointer's value escapes.
13580 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
13582         PR tree-optimization/19670
13583         * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
13584         here...
13585         (verify_use): ... set it here, instead.
13587 2005-02-01  Janis Johnson  <janis187@us.ibm.com>
13589         * doc/sourcebuild.texi (Test directives): Fix formatting.
13591         * doc/sourcebuild.texi (Test directives): Describe selector
13592         expressions.
13594 2005-02-01  Segher Boessenkool  <segher@kernel.crashing.org>
13596         * config.gcc (powerpc64-*-linux*): Default to -m64 also for
13597         specific 64-bit CPUs.
13599 2005-02-01  Richard Earnshaw  <rearnsha@arm.com>
13601         PR target/16201
13602         * arm.c (arm_eliminable_register): New function.
13603         (adjacent_mem_locations): Don't allow eliminable registers.  Use
13604         HOST_WIDE_INT for address offsets.
13605         * arm-protos.h (arm_eliminable_register): Add prototype.
13607 2005-02-01  Steven Bosscher  <stevenb@suse.de>
13609         PR optimization/15242
13610         * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
13611         * basic-block.h (duplicate_computed_gotos): Add prototype.
13612         * bb-reorder.c (duplicate_computed_gotos): New function to
13613         duplicate sufficiently small blocks ending in a computed jump.
13614         * passes.c (rest_of_compilation): Call duplicate_computed_gotos
13615         if not optimizing for size.
13616         * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
13617         never do tail merging for blocks ending in a computed jump.
13618         * doc/invoke.texi: Document the max-goto-duplication-insns param.
13620 2005-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
13622         Patch from Richard Sandiford <rsandifo@redhat.com>
13623         * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
13624         from inheriting a subreg equivalence with a non-spill register.
13626         * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
13628 2005-02-01  Alexandre Oliva  <aoliva@redhat.com>
13630         * config/frv/frv.c (movcc_fp_destination_operand): New.
13631         (gpr_or_memory_operand): Fix typo in comment.
13632         (gpr_or_memory_operand_with_scratch): New.
13633         * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
13634         * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
13635         movcc_fp_destination_operand.
13636         (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
13637         Legitimize memory addresses using a scratch register.
13639 2005-01-31  Jeff Law  <law@redhat.com>
13641         * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
13642         bitmap a sparse bitmap instead of a simple bitmap.
13643         (mark_def_sites_initialize_block):  Corresponding changes.
13644         (ssa_mark_def_sites_initialize_block): Likewise.
13645         (ssa_mark_phi_uses): Likewise.
13646         (mark_def_site, ssa_mark_def_sites): Likewise.
13647         (mark_def_site_blocks): Likewise.
13648         (rewrite_ssa_into_ssa): Likewise.
13650         * tree-ssa-dom.c (record_cond): Pass correct variable type
13651         for last argument to htab_find_slot_with_hash.
13653         * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
13654         effects when optimizing 0 % X.  Do not try to optimize X % 0.
13656 2005-01-31  James E. Wilson  <wilson@specifixinc.com>
13658         * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
13659         1_mmalua.
13661 2005-02-01  Eric Christopher  <echristo@redhat.com>
13663         * config/mips/mips.c (override_options): Warn if -mint64
13664         is used.
13665         * doc/invoke.texi (MIPS Options): Document that -mint64 is
13666         deprecated.
13668 2005-02-01  Kazu Hirata  <kazu@cs.umass.edu>
13670         * cse.c (cse_reg_info): Remove hash_next, next, regno.  Add
13671         timestamp.
13672         (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
13673         REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
13674         cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
13675         (cached_regno): Initialize to INVALID_REGNUM.
13676         (cse_reg_info_table_size,
13677         cse_reg_info_table_first_uninitialized,
13678         cse_reg_info_timestamp): New.
13679         (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
13680         get_cse_reg_info.
13681         (init_cse_reg_info, get_cse_reg_info_1): New.
13682         (get_cse_reg_info): Cache the last look-up.
13683         (new_basic_block): Update the code to clear mappings from
13684         registers to cse_reg_info entries.
13685         (cse_main): Call init_cse_reg_info.
13687         * cse.c (get_cse_reg_info): Update a comment.
13689 2005-01-31  Steven Bosscher  <stevenb@suse.de>
13691         PR c/19333
13692         * c-decl.c (start_decl): Do not warn about arrays of elements with
13693         an incomplete type here.
13694         (grokdeclarator): Do it here by making a pedwarn an error.
13695         * c-typeck.c (push_init_level): If there were previous errors with
13696         the constructor type, do not warn about braces for initializers.
13697         (process_init_element): Likewise for excess initializer elements.
13699 2005-01-31  Kazu Hirata  <kazu@cs.umass.edu>
13701         * cse.c (delete_trivially_dead_insn): Don't iterate.
13703 2005-01-31  Andrew Pinski  <pinskia@physics.uc.edu>
13705         * config/rs6000/rs6000.md (copysignsf3): New expand.
13706         (copysigndf3): Likewise.
13708 2005-01-31  Steven Bosscher  <stevenb@suse.de>
13710         * recog.c (constrain_operands): Only look for earlyclobber operand
13711         conflicts if an '&' constraint was seen.
13713 2005-01-31  Marc Espie <espie@openbsd.org>
13715         * config.gcc: Don't include embedded systems fragment, switches default
13716         debugging format to ELF.
13717         * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
13718         longer pick it up there.
13720 2005-01-31  Dale Johannesen  <dalej@apple.com>
13722         * doc/extend.texi (nested functions): Fix linkage description.
13723         Clarify that static is not allowed.
13725 2005-01-31  Dale Johannesen  <dalej@apple.com>
13727         * config/rs6000/darwin.md (movsf_low_di):  Make work.
13728         (movdf_low_di):  Make work.
13730 2005-01-31  Dale Johannesen  <dalej@apple.com>
13732         * config/rs6000/darwin-tramp.asm (__trampoline_setup):
13733         Make work for 64 bit.
13735 2005-01-31  Roger Sayle  <roger@eyesopen.com>
13736             Dale Johannesen  <dalej@apple.com>
13738         PR middle-end/19650
13739         * fold-const.c (fold_binary_op_with_conditional_arg):
13740         Make types match original operands, before STRIP_NOPS.
13742 2005-01-31  Alan Modra  <amodra@bigpond.net.au>
13744         * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
13745         (struct gcc_regs): Rename from gcc_pt_regs.  Add more regs.
13746         (struct gcc_sigcontext): Delete.  Merge contents to..
13747         (struct gcc_ucontext): ..here.
13748         (get_sigcontext): Delete.
13749         (get_regs): New function, like get_sigcontext but return regs ptr.
13750         64-bit version finds regs from r1 to support vdso.
13751         (ppc_linux_aux_vector): New function.
13752         (ppc_fallback_frame_state): Modify for get_regs.  Restore fprs
13753         and vector regs.
13755 2005-01-31  Ira Rosen  <irar@il.ibm.com>
13757         * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
13758         sizetype.
13759         (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
13760         redundant fold. Fix misalignment for MINUS_EXPR.
13761         (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
13762         (vect_analyze_pointer_ref_access): Likewise.
13763         (vect_get_memtag_and_dr): Likewise.
13765 2005-01-31  Richard Henderson  <rth@redhat.com>
13767         * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
13768         (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
13769         absnegdf2_i387, absnegxf2_i387): Likewise.
13771 2005-01-31  Richard Henderson  <rth@redhat.com>
13773         PR 19696
13774         * optabs.c (expand_copysign_absneg): New.
13775         (expand_copysign_bit): Split out from ...
13776         (expand_copysign): ... here.  Use expand_copysign_absneg.
13778 2005-01-30  Roger Sayle  <roger@eyesopen.com>
13780         PR middle-end/19697
13781         * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
13782         constant as the second operand and a register as the third.
13784 2005-01-31  Danny Smith  <dannysmith@users.sourceforge.net>
13786         PR target/19704
13787         * config/i386/i386.c (ix86_function_ok_for_sibcall):  Also check
13788         that dllimport'd functions do not use all call-clobbered registers
13789         to pass parameters.
13791 2005-01-30  Richard Henderson  <rth@redhat.com>
13793         PR 19696
13794         * optabs.c (expand_absneg_bit): Split out from expand_unop and
13795         expand_abs_nojump and generalize.  Use operand_subword and
13796         emit_no_conflict_block.  Support large modes.
13797         (expand_abs_nojump): Use it.  Use HONOR_SIGNED_ZEROS to fall
13798         back to maximum.
13799         (expand_unop): Likewise.  Use HONOR_SIGNED_ZEROS to fall back
13800         negation to subtraction.
13801         (expand_copysign): Check that the format has signed zeros.
13802         Use operand_subword and emit_no_conflict_block.  Support large modes.
13804 2005-01-30  Daniel Berlin  <dberlin@dberlin.org>
13806         Fix PR tree-optimization/19624
13808         * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
13809         * tree-ssa-pre.c: Add cfgloop.h.
13810         Update comment.
13811         (pre_stats): New member, constified.
13812         (inserted_exprs): New static variable.
13813         (NECESSARY): New macro.
13814         (create_expression_by_pieces): Fold the expression, and
13815         mark it as defaulting to not necessary. Also put in
13816         inserted_exprs.
13817         (fully_constant_expression): New function.
13818         (insert_into_preds_of_block): Modify to not insert phis when we
13819         are playing with induction variables.
13820         Push phis onto the inserted_exprs vector, and mark them as not
13821         necessary by default.
13822         (insert_aux): Call fully_constant_expression on eprime.
13823         If all edges produce the same value, mark it constant.
13824         (mark_operand_necessary): New function.
13825         (remove_dead_inserted_code): New function.
13826         (init_pre): Init loop optimizer to get loop info.
13827         (fini_pre): Free loop_optimizer, and inserted_exprs vec.
13828         (execute_pre): Commit edge inserts, then remove dead code.
13830 2005-01-30  Richard Henderson  <rth@redhat.com>
13832         * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
13833         * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
13835 2005-01-30  Richard Henderson  <rth@redhat.com>
13837         PR target/19700
13838         * config/i386/i386.c (ix86_expand_copysign): New.
13839         (ix86_split_copysign_const): New.
13840         (ix86_split_copysign_var): Rename from ix86_split_copysign,
13841         rearrange op1/nmask operands.
13842         * config/i386/i386-protos.h: Update.
13843         * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
13844         (copysigndf3): Likewise.
13845         (copysignsf3_const, copysigndf3_const): New.
13846         (copysignsf3_var): Rename from copysignsf3, split out splitter
13847         and fix split predicate for X constraint.
13848         (copysigndf3_var): Similarly.
13850 2005-01-30  Kazu Hirata  <kazu@cs.umass.edu>
13852         * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
13853         doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
13854         doc/tm.texi, doc/tree-ssa.texi: Update copyright.
13856 2005-01-29  Richard Henderson  <rth@redhat.com>
13858         PR target/19690
13859         * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
13860         of # and * in constraints.
13862 2005-01-29  Richard Henderson  <rth@redhat.com>
13864         PR middle-end/19689
13865         * expr.c (store_field): Don't strip sub-mode cast when the input
13866         data is even smaller.
13868 2005-01-29  Richard Henderson  <rth@redhat.com>
13870         PR middle-end/19687
13871         * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
13872         union being empty.
13874 2005-01-29  Richard Henderson  <rth@redhat.com>
13876         * combine.c (make_field_assignment): Fix argument order
13877         to gen_int_mode.
13879 2005-01-29  Richard Guenther <richard.guenther@uni-tuebingen.de>
13881         PR tree-optimization/15791
13882         * fold-const.c (extract_array_ref): New function.
13883         (fold): Fold comparisons between &a[i] and &a[j] or
13884         semantically equivalent trees.
13886 2005-01-29  Jeff Law  <law@redhat.com>
13888         * gcse.c (insert_expr_in_table): Revamp handling of available
13889         and anticipatable occurrence lists to avoid unnecessary list
13890         walking.
13891         (insert_set_in_table): Similarly.
13893 2005-01-29  Joseph S. Myers  <joseph@codesourcery.com>
13895         * c-common.c (fix_string_type): Just use c_build_qualified_type to
13896         build string type.
13897         (c_build_qualified_type): Build qualified array types with
13898         TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
13899         * c-decl.c (c_make_fname_decl): Build unqualified array type
13900         before qualified type.
13901         (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
13902         type is qualified, not just if type itself is.  Don't apply
13903         qualifiers to array type when declarator is processed.  Apply
13904         qualifiers to field type whether or not it is an array type.
13905         Don't handle array types specially for applying qualifiers to
13906         variables.
13907         * c-typeck.c (composite_type): Build unqualified element type and
13908         array type when forming composite of array types.
13909         (common_pointer_type, comptypes, comp_target_types,
13910         type_lists_compatible_p, build_indirect_ref, build_array_ref,
13911         convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
13912         types.
13913         (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
13914         (args2) in variables a1 and a2.
13916 2005-01-29  Kazu Hirata  <kazu@cs.umass.edu>
13918         * cse.c (n_elements_made, max_elements_made): Remove.
13919         (insert): Don't touch n_elements_made.
13920         (cse_main): Don't touch n_elements_made or max_elements_made.
13922 2005-01-28  Stephane Carrez  <stcarrez@nerim.fr>
13924         PR target/15384
13925         * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
13926         configuration part of dp-bit.c to be lost.
13928 2005-01-28  Roger Sayle  <roger@eyesopen.com>
13930         * expmed.c (expand_mult_highpart_optab): When attempting to use
13931         a non-widening multiplication in a wider mode, the operands need
13932         to be converted (zero or sign extended) to that mode.
13934 2005-01-28  Ian Lance Taylor  <ian@airs.com>
13936         PR middle-end/16558
13937         PR middle-end/19583
13938         * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
13939         through if both operands fall through.
13941 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
13943         * cse.c (fold_rtx) <PC>: Don't optimize.
13945 2005-01-28  Jeff Law  <law@redhat.com>
13947         * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
13948         (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
13950 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
13952         * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
13953         cse_reg_info_used_list_end): Remove.
13954         (cse_reg_info_list, cse_reg_info_list_free): New.
13955         (get_cse_reg_info): When allocating an instance of
13956         cse_reg_info, add it to the beginning of the cse_reg_info_list
13957         list.  Remove code to maintain cse_reg_info_used_list.
13958         (new_basic_block): Reset the free list to the beginning of
13959         cse_reg_info_list.
13961 2005-01-28  Richard Sandiford  <rsandifo@redhat.com>
13963         * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
13964         (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
13965         (frv_expand_mdpackh_builtin): New function.
13966         (frv_expand_builtin): Use it to expand __MDPACKH.
13967         * doc/extend.texi (__MDPACKH): Update documentation.
13969 2005-01-28  Uros Bizjak  <uros@kss-loka.si>
13971         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
13972         SSE_FLOAT_MODE_P for use_sse computation.
13974 2005-01-28  Ralf Corsepius  <ralf.corsepius@rtems.org>
13976         PR target/19663
13977         * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
13979 2005-01-27  Richard Henderson  <rth@redhat.com>
13981         * builtins.c (expand_builtin_copysign): New.
13982         (expand_builtin): Call it.
13983         * genopinit.c (optabs): Add copysign_optab.
13984         * optabs.c (init_optabs): Initialize it.
13985         (expand_copysign): New.
13986         * optabs.h (OTI_copysign, copysign_optab): New.
13987         (expand_copysign): Declare.
13989         * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
13990         (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
13992         * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
13993         (ix86_expand_fp_absneg_operator): ... here.
13994         (ix86_split_copysign): New.
13995         * config/i386/i386-protos.h: Update.
13996         * config/i386/i386.md (UNSPEC_COPYSIGN): New.
13997         (copysignsf3, copysigndf3): New.
13999         * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
14000         (copysignsf3, ncopysignsf3): New.
14001         (copysigndf3, ncopysigndf3): New.
14002         (copysignxf3, ncopysignxf3): New.
14003         * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
14005 2005-01-27  Arend Bayer  <arend.bayer@web.de>
14006             Kazu Hirata  <kazu@cs.umass.edu>
14008         * cse.c: (find_best_addr): Don't call copy_rtx before calling
14009         fold_rtx.  Save cost recomputation if fold_rtx did nothing.
14010         (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
14011         NULL_RTX.
14013 2005-01-27  Jeff Law  <law@redhat.com>
14015         * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
14016         definitions of SSA_NAMEs which are not being rewritten.
14017         (rewrite_ssa_into_ssa): Only initialize the current definition
14018         of an SSA_NAME if that SSA_NAME has been marked for rewriting.
14019         If checking is enabled, assert that SSA_NAME_AUX is clear for all
14020         SSA_NAMEs before returning.
14022 2005-01-27  Kazu Hirata  <kazu@cs.umass.edu>
14024         * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
14025         cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
14026         tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
14027         config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
14028         config/mips/iris6.h, config/sh/sh.c: Update copyright.
14030 2005-01-27  Steven Bosscher  <stevenb@suse.de>
14032         PR middle-end/17278
14033         * opts.c (decode_options): Move flag_thread_jumps from -O1 and
14034         higher to -O2 and higher.  Likewise for tree PRE.
14035         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
14036         and better.
14038 2005-01-27  Ian Lance Taylor  <ian@airs.com>
14040         PR middle-end/19583
14041         * gimple-low.c (try_catch_may_fallthru): New static function.
14042         (block_may_fallthru): Handle TRY_CATCH_EXPR.
14043         * tree-inline.c (expand_call_inline): Don't warn about reaching
14044         the end of a non-void function being inlined if the function uses
14045         a return slot.
14047 2005-01-27  Jakub Jelinek  <jakub@redhat.com>
14049         * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
14051         PR c/18946
14052         * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
14053         (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
14054         (implicitly_declare): Handle error_mark_node.
14056 2005-01-27  Richard Henderson  <rth@redhat.com>
14058         PR tree-opt/14329
14059         * tree.h (struct tree_decl): Add debug_expr_is_from.
14060         (DECL_DEBUG_EXPR_IS_FROM): New.
14061         (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
14062         * dwarf2out.c (dwarf2out_var_location): Update to match.
14063         * tree-outof-ssa.c (create_temp): Likewise.
14064         * var-tracking.c (track_expr_p): Likewise.
14065         * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
14066         * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
14067         * toplev.c (default_tree_printer): Likewise.
14069 2005-01-27  Alexandre Oliva  <aoliva@redhat.com>
14071         * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
14072         GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
14074 2005-01-27  Steven Bosscher  <stevenb@suse.de>
14076         * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
14077         CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
14078         ASM_CLOBBERS): Add tree checks.
14080         * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
14081         (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
14082         * c-common.def (SWITCH_STMT): Update to match.
14083         * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
14084         macros instead of SWITCH_EXPR ones.
14085         * c-dump.c (c_dump_tree): Likewise.
14086         * c-gimplify.c (gimplify_switch_stmt): Likewise.
14087         * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
14089         * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
14091 2005-01-27  Alan Modra  <amodra@bigpond.net.au>
14093         * unwind-dw2.c (execute_stack_op): Add missing cases for
14094         DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
14096 2005-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
14098         * config.gcc (Obsolete configurations): Remove 'dummy', add
14099         sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
14100         sparc-*-openbsd*.
14102 2005-01-26  Diego Novillo  <dnovillo@redhat.com>
14104         PR tree-optimization/19633
14105         * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
14106         CALL_EXPRs.
14107         (maybe_create_global_var): Do not create .GLOBAL_VAR if there
14108         are no call-clobbered variables.
14109         * tree-outof-ssa.c (check_replaceable): Return false for calls
14110         with side-effects.
14112 2005-01-26  Ulrich Weigand  <uweigand@de.ibm.com>
14114         * dbxout.c (dbxout_symbol_location): Resolve constant pool references
14115         even for variables with NULL DECL_INITIAL.
14117 2005-01-26  Stuart Hastings  <stuart@apple.com>
14119         * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
14121 2005-01-26  Richard Henderson  <rth@redhat.com>
14123         PR middle-end/18008
14124         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14125         field's type.
14126         * expr.c (store_field): Strip conversions to odd-bit-sized types
14127         if the destination field width matches.
14129 2005-01-26  Richard Henderson  <rth@redhat.com>
14131         * c-decl.c, expmed.c, expr.c: Revert last change.
14133 2005-01-26  Richard Henderson  <rth@redhat.com>
14135         PR middle-end/18008
14136         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14137         field's type.
14138         * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
14139         if we don't need the bits above those present in the current mode.
14140         * expr.c (store_field): Strip conversions to odd-bit-sized types
14141         if the destination field width matches.
14143 2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
14145         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
14146         either -ffast-math or -funsafe-math-optimizations is in use.
14148 2005-01-26  Marek Michalkiewicz  <marekm@amelek.gda.pl>
14150         PR target/19293
14151         PR target/19329
14152         * config/avr/avr.c (notice_update_cc): Only set condition code for
14153         ashrqi3 if shift count > 0.
14154         (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
14155         (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
14156         ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
14157         count <= 0 as a no-op, and shift count >= width by copying zero
14158         or sign bit to all bits of the result.
14159         * config/avr/avr.md (all shifts): Add alternatives for zero shift
14160         count, with attribute "length" set to 0 and "cc" set to "none".
14162 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
14164         * doc/invoke.texi: Document -mTLS.
14166         * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
14167         * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
14168         * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
14169         * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
14170         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
14171         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
14172         * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
14173         * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
14175         * configure.ac: Check for a TLS capable gas.
14177         * configure: Regenerate.
14179 2005-01-26  Richard Henderson  <rth@redhat.com>
14181         PR middle-end/18008
14182         * combine.c (make_field_assignment): Simplify store to zero_extract
14183         from a source with an overlapping mask.
14185 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
14187         2004-11-11  Eric Christopher  <echristo@redhat.com>
14189         * config/frv/frv.md: Add fr400_integer automaton. Don't
14190         allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
14191         to TYPE_MACC.
14193 2005-01-26  Steven Bosscher  <stevenb@suse.de>
14195         PR middle-end/16585
14196         * cfgbuild.c (make_edges): Do not clear or set
14197         current_function_has_computed_jump.
14198         * function.h (struct function): Remove the has_computed_jump field.
14199         (current_function_has_computed_jump): Do not define.
14200         * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
14201         in a computed jump.  Ignore current_function_has_computed_jump.
14203 2005-01-26  Richard Henderson  <rth@redhat.com>
14205         PR middle-end/19515
14206         * expr.c (categorize_ctor_elements): New argument p_must_clear.
14207         (categorize_ctor_elements_1): Likewise.  Detect a union that isn't
14208         fully initialized.
14209         (mostly_zeros_p): Update for new categorize_ctor_elements argument.
14210         * gimplify.c (gimplify_init_constructor): Likewise.  Only shove
14211         objects into static storage if they have more than one non-zero value.
14212         * tree.h (categorize_ctor_elements): Update decl.
14214 2005-01-26  Steven Bosscher  <stevenb@suse.de>
14216         PR middle-end/19616
14217         * tree.h (CALL_EXPR_TAILCALL): Add comment.
14218         * calls.c (check_sibcall_argument_overlap_1): Revert the change
14219         to this function from 2004-07-10.
14220         * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
14221         the current function for tail call optimizations if the address
14222         of one of it its arguments is taken.
14224 2005-01-26  Kazu Hirata  <kazu@cs.umass.edu>
14226         * cse.c (fold_rtx): Call equiv_constant only when necessary.
14228 2005-01-26  Bernd Schmidt  <bernd.schmidt@analog.com>
14230         * function.c (expand_function_end): If current_function_calls_alloca,
14231         emit stack restore in a place that is reached when the function falls
14232         through at the end.
14234 2005-01-26  Alexandre Oliva  <aoliva@redhat.com>
14236         * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
14237         rule to avoid matching inappropriate suffix rule.
14239 2005-01-26  Jan Hubicka  <jh@suse.cz>
14241         PR tree-optimization/19241
14242         * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
14244 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
14246         * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
14247         -lsyssim.  Wrap -lc -lsyssim in --start-group --end-group instead
14248         of doubling.
14249         (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
14250         <sim*>: Always use crt1.o, regardless of N in simN.
14251         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14252         (ENDFILE_SPEC): Add crtn.o, after crtend.o.
14253         (CRT_CALL_STATIC_FUNCTION): Remove.
14254         * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
14255         use crt1.o, regardless of N in simN.
14256         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14257         (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
14258         (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
14259         case isystem setting.
14260         (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
14262 2005-01-25  Ian Lance Taylor  <ian@airs.com>
14264         * gimple-low.c (block_may_fallthru): Correct handling of
14265         SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
14267 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
14269         * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
14270         handlers to match indentation; nested under the mtune=* handler.
14271         Similar for mcpu= and march=.
14273 2005-01-25  Daniel Jacobowitz  <dan@codesourcery.com>
14275         * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
14276         * config/mips/linux64.h (LIB_SPEC): Likewise.
14277         * config/mn10300/linux.h (LIB_SPEC): Likewise.
14278         * config/sh/linux.h (LIB_SPEC): Likewise.
14280 2005-01-25  Aldy Hernandez  <aldyh@redhat.com>
14282         * config/frv/frv.c (frv_legitimize_tls_address): New.
14283         (TARGET_HAVE_TLS): Define.
14284         (FRV_SYMBOL_REF_TLS_P): Define.
14285         (frv_override_options): Handle new register classes.
14286         (frv_legitimate_address_p): Reject tls addresses.
14287         (frv_legitimize_address): Handle TLS addresses.
14288         (gen_inlined_tls_plt): New.
14289         (gen_tlsmoff): New.
14290         (frv_legitimize_tls_address): New.
14291         (unspec_got_name): Add TLS entries.
14292         (got12_operand): Add R_FRV_TLSMOFF12 case.
14293         (frv_emit_move): Fixup TLS addresses.
14294         (frv_emit_movsi): Legitimize TLS addresses.
14296         * config/frv/frv.h (MASK_BIG_TLS): New.
14297         (TARGET_BIG_TLS): New.
14298         (HAVE_AS_TLS): Define.
14299         (TARGET_SWITCHES): Add -mTLS and -mtls options.
14300         (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
14301         (REG_CLASS_NAMES): Same.
14302         (REG_CLASS_CONTENTS): Same.
14303         (CONSTRAINT_LEN): New.
14304         (REG_CLASS_FROM_CONSTRAINT): New.
14305         (PREDICATE_CODES): Add symbolic_operand.
14307         * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
14308         UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
14309         UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
14310         UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
14311         R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
14312         R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
14313         R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
14314         GR9_REG, GR14_REG, LRREG.
14315         (type): Add load_or_call attribute.
14316         ("load_or_call"): New reservation.
14317         ("call_gettlsoff"): New.
14318         ("tls_indirect_call"): New.
14319         ("tls_load_gottlsoff12"): New.
14320         ("tlsoff_hilo"): New.
14321         ("tls_tlsdesc_ldd"): New.
14322         ("tls_tlsoff_ld"): New.
14323         ("tls_lddi"): New.
14325         * config/frv/frv-protos.h (symbolic_operand): Protoize.
14327         2005-01-25  Alexandre Oliva  <aoliva@redhat.com>
14329         * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
14330         * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
14331         * config/frv/frv.c (TLS_BIAS): Define.
14332         (frv_output_dwarf_dtprel): New.
14334 2005-01-26  Jakub Jelinek  <jakub@redhat.com>
14336         PR rtl-optimization/19579
14337         * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
14338         both A and B, see if they don't clobber registers the other expr uses.
14340 2005-01-25  J"orn Rennecke <joern.rennecke@st.com>
14342         * real.c (do_add): Initialize signalling and canonical members.
14344         * real.c (real_from_integer): Zero out destination.
14346 2005-01-18  Jan Hubicka  <jh@suse.cz>
14348         PR tree-optimize/19337
14349         * tree-inline.c (initialize_inlined_parameters): Copy
14350         saved_static_chain_decl only.
14352 2005-01-25  Richard Henderson  <rth@redhat.com>
14354         PR target/19556
14355         PR target/19584
14356         * config/i386/i386.c (x86_inter_unit_moves): Zero.
14357         (ix86_preferred_reload_class): Rewrite fp-constant section, with
14358         80387 enabled, to return a proper subclass.  Return the subset that
14359         overlaps with GENERAL_REGS for PLUS.
14360         * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
14362 2005-01-25  Richard Henderson  <rth@redhat.com>
14364         PR middle-end/19609
14365         * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
14367 2005-01-25  Roger Sayle  <roger@eyesopen.com>
14369         * expmed.c (choose_multiplier): Change interface to return the
14370         multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
14371         (expand_divmod): Update calls to choose_multiplier.
14373 2005-01-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14375         PR middle-end/19330
14376         * expmed.c (extract_bit_field): Use adjust_address instead of
14377         gen_lowpart when op0 is a MEM.
14379 2005-01-24  Steven Bosscher  <stevenb@suse.de>
14381         * cfgexpand.c (expand_gimple_tailcall): Fix typo.
14383 2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
14385         * config/mips/irix-csr.c: New file.
14386         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14387         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14388         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14389         executables.
14391 2005-01-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
14393         PR bootstrap/19364
14394         * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
14395         sparc/elf.h, add sparc/sp-elf.h.
14396         (sparc-*-rtems*): Likewise.
14397         (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
14398         tm-dwarf2.h, add sparc/sp-elf.h.
14399         (sparc86x-*-elf): Likewise.
14400         (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
14401         * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
14402         TARGET_OS_CPP_BUILTINS.
14403         * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14404         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14405         Undefine it.
14406         * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
14407         * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
14408         (SWITCH_TAKES_ARG): Likewise.
14409         (LOCAL_LABEL_PREFIX): Likewise.
14410         (ASM_GENERATE_INTERNAL_LABEL): Likewise.
14411         (TARGET_N_FORMAT_TYPES): Delete.
14412         (TARGET_FORMAT_TYPES): Likewise.
14413         (ASM_DECLARE_FUNCTION_SIZE): Likewise.
14414         * config/sparc/elf.h: Delete.
14415         * config/sparc/sp-elf.h: New file.
14417 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
14419         * tree-flow-inline.h (phi_arg_from_edge): Remove.
14420         * tree-flow.h: Remove the corresponding prototype.
14421         * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
14422         tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
14424 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
14426         PR target/17751
14427         * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
14428         for AIX ABI or ELF -fPIC.
14429         (rs6000_emit_load_toc_table): Don't create toc_section here.
14430         (rs6000_xcoff_file_start): Nor here.
14432 2005-01-24  J"orn Rennecke <joern.rennecke@st.com>
14434         * sh.c (ra.h): Don't #include.
14435         (hard_regs_intersect_p): New function, resurrected from ra.c.
14437         * sh.c: Fix 1996 Copyright.
14439 2005-01-24  Richard Henderson  <rth@redhat.com>
14440             Aldy Hernandez  <aldyh@redhat.com>
14442         * regrename.c (note_sets): Handle subregs.
14444 2005-01-24  Joseph S. Myers  <joseph@codesourcery.com>
14446         PR bootstrap/18058
14447         * genconditions.c (write_header, write_conditions): Elide file if
14448         not GCC >= 3.0.1.
14450 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
14452         * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
14453         config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
14454         Update copyright.
14456 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
14458         * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
14459         expand_builtin_printf, expand_builtin_fprintf,
14460         expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
14461         checking against POINTER_TYPE.
14462         (validate_arglist): Handle POINTER_TYPE code by checking
14463         POINTER_TYPE_P.
14465 2005-01-24  Paolo Bonzini  <bonzini@gnu.org>
14467         * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
14468         init_rtlanal): New.
14469         (for_each_rtx): Call for_each_rtx_1.
14470         * rtl.h (init_rtlanal): Declare.
14471         * toplev.c (backend_init): Call init_rtlanal.
14473 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
14475         * flow.c (propagate_one_insn): Formatting.
14477         PR middle-end/19551
14478         * flow.c (libcall_dead_p): Be more conservative if unsure.
14479         If there are any instructions between insn and call, see if they are
14480         all dead before saying the libcall is dead.
14482 2005-01-24  Uros Bizjak  <uros@kss-loka.si>
14484         * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
14485         operand constraint for operand 0.
14487 2005-01-23  Richard Henderson  <rth@redhat.com>
14489         PR 19486
14490         * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
14491         edges leading to join block.
14493 2005-01-23  Roger Sayle  <roger@eyesopen.com>
14495         * expmed.c (expand_mult_highpart): Make static.  Change type of
14496         constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
14497         (expand_divmod): Updates calls to expand_mult_highpart by using
14498         gen_int_mode to pass a CONST_INT rtx.
14499         * rtl.h (expand_mult_highpart): Remove prototype.
14501 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
14503         * flow.c (regset_bytes, regset_size): Remove.
14505         * cfganal.c: Fix a reference to Harvey's paper.
14507 2005-01-23  Steven Bosscher  <stevenb@suse.de>
14509         PR rtl-optimization/19464
14510         * tree-optimize.c (init_tree_optimization_passes): Add one more
14511         copyrename pass just before out-of-ssa.
14513 2005-01-23  Joseph S. Myers  <joseph@codesourcery.com>
14515         PR bootstrap/18058
14516         * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
14517         * ggc-none.c (ggc_free): Define.
14519 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
14521         * cse.c (max_reg, max_insn_uid): Remove.
14522         (cse_main): Don't access max_reg or max_insn_uid.
14524         * c-common.c (explicit_flag_signed_bitfields,
14525         lang_statement_code_p, lang_expand_function_end): Remove.
14526         * c-common.h: Remove the corresponding declarations.
14527         * c-opts.c (c_common_handle_option): Remove all write access
14528         to explicit_flag_signed_bitfields.
14530         * cgraph.c (cgraph_varpool_n_nodes): Remove.
14531         (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
14532         * cgraph.h: Remove the corresponding declaration.
14534         * gcse.c (null_pointer_info): Remove.
14536 2005-01-23  Roger Sayle  <roger@eyesopen.com>
14537             Eric Botcazou  <ebotcazou@libertysurf.fr>
14539         * combine.c (simplify_logical): Only simplify logical expressions
14540         of the form ior(and(x,y),z) by the inverse distributive law if the
14541         result is cheaper than the original.
14543 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
14545         * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
14546         fold-const.c, gimplify.c, params.h, tree-data-ref.c,
14547         tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
14548         tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
14549         config/freebsd-spec.h, config/arm/arm.h,
14550         config/h8300/h8300.md, config/i386/i386.md,
14551         config/i386/predicates.md, config/i386/sse.md,
14552         config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
14553         config/vax/vax.md: Fix comment typos.  Follow spelling
14554         conventions.
14556 2005-01-23  Steven Bosscher  <stevenb@suse.de>
14558         * gengtype.c (walk_type): Produce `not equal to' compares for loop
14559         tests, instead of `less than'.
14561 2005-01-23  Richard Sandiford  <rsandifo@redhat.com>
14563         * function.c (assign_parm_setup_block): When creating a new stack slot
14564         for a parameter, get its alignment from the parameter's DECL_ALIGN
14565         rather than the type's TYPE_ALIGN.  Make sure that the parameter
14566         is at least word aligned.
14568 2005-01-22  Roger Sayle  <roger@eyesopen.com>
14570         PR middle-end/19378
14571         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
14573 2005-01-22  Richard Henderson  <rth@redhat.com>
14575         PR target/19506
14576         * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
14577         in both compare operands.
14578         (movdfcc_1_sse_max): Likewise.
14579         (movsfcc_1_sse): Likewise.  Add earlyclobber for scratch.
14580         (movdfcc_1_sse): Likewise.
14581         * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
14582         scratch register as needed.
14584 2005-01-22  Richard Henderson  <rth@redhat.com>
14586         * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
14588         * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
14590 2005-01-22  Richard Henderson  <rth@redhat.com>
14592         * genopinit.c (optabs): Use smin/smax for floating point too.
14593         * doc/md.texi: Update to match.  Clarify that floating point
14594         results are undefined for +0/-0 and NaN.
14595         * doc/rtl.texi: Likewise.
14596         * rtl.def (SMIN, SMAX): Likewise
14597         * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
14599         * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
14600         leading 's' to the name.
14601         * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
14602         smaxxf3, sminxf3): Likewise.
14603         * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
14604         Likewise.
14606 2005-01-22  Paul Brook  <paul@codesourcery.com>
14608         * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
14610 2005-01-21  Mark Dettinger  <dettinge@de.ibm.com>
14612         * config/s390/s390.c (struct processor_costs): New fields
14613         dlgr, dlr, dr, dsgfr, dsgr.
14614         (z900_cost, z990_cost): Values for new fields.
14615         (s390_rtx_costs): New cases MEM und COMPARE in switch
14616         statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
14617         DIV, MOD, UDIV, UMOD.
14619 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
14621         * config/s390/s390.md ("doloop_si64"): Reload input value directly
14622         into the register being decremented.
14623         ("doloop_si31", "doloop_di"): Likewise.
14624         ("*doloop_si_long"): Adapt pattern.
14626 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
14628         * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
14629         access registers.
14630         (CLASS_MAX_NREGS): Likewise.
14632 2005-01-21  Daniel Berlin  <dberlin@dberlin.org>
14634         * doc/tree-ssa.texi (Statement Operands): Add example for new
14635         must-def macro. Note deprecation of old operands interface.
14637 2005-01-22  Richard Sandiford  <rsandifo@redhat.com>
14639         PR tree-optimization/19484
14640         * tree-cfg.c (remove_fallthru_edge): New function.
14641         (cleanup_control_flow): Remove fallthru edges from calls that are
14642         now known not to return.
14644 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
14646         Fix PR tree-optimization/19038
14647         * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
14648         copies with loop variant ones.
14650 2005-01-22  Kazu Hirata  <kazu@cs.umass.edu>
14652         * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
14653         config/alpha/alpha-protos.h, config/alpha/alpha.h,
14654         config/alpha/alpha.md, config/alpha/predicates.md,
14655         config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
14656         config/sparc/sol2.h: Update copyright.
14658         * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
14659         first label to see if it is a nonlocal label.
14661 2005-01-22  David Edelsohn  <edelsohn@gnu.org>
14662             Andrew Pinski  <pinskia@physics.uc.edu>
14664         PR target/19491
14665         * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
14666         maximum number of GPRs.  Saturate n_fpr at maximum number of FPRs.
14668 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
14670         * config/rs6000/rtems.h: Update copyright.
14672 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
14674         PR target/19548
14675         * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
14676         (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
14677         (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
14679 2005-01-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
14681         PR c/18809
14682         * c-typeck.c (convert_arguments): Check for error_mark_node.
14684 2005-01-21  Ian Lance Taylor  <ian@airs.com>
14686         PR tree-optimization/13000
14687         * tree-inline.c: Include "tree-flow.h".
14688         (expand_call_inline): If warn_return_type, warn if non-void inline
14689         function falls through.
14690         * tree-cfg.c (execute_warn_function_return): Don't warn about
14691         control reaching end if TREE_NO_WARNING is set.  Set
14692         TREE_NO_WARNING.
14693         * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
14694         has been lowered.
14695         * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
14696         branch if we don't need one.
14697         * c-typeck.c: Include "tree-flow.h"
14698         (c_finish_bc_stmt): Don't add a goto if the current statement
14699         list doesn't fall through to the current point.
14701 2005-01-21  Roger Sayle  <roger@eyesopen.com>
14703         PR rtl-optimization/576
14704         * real.c (real_arithmetic): Change return type from void to bool
14705         to return an indication that the result may be inexact.
14706         * real.h (real_arithmeric): Update prototype.
14707         * fold-const.c (const_binop):  Don't constant fold floating
14708         point expressions when the user specifies -frounding-math and
14709         the result may depend upon the run-time rounding mode.
14710         (fold_convert_const_real_from_real): Clean-up.
14711         (fold_initializer): Ignore flag_rounding_math for initializers.
14712         * simplify-rtx.c (simplify_binary_operation): Likewise, don't
14713         constant fold FP operations with flag_rounding_math if the
14714         result may depend upon the run-time rounding mode.
14716 2005-01-21  Tom Tromey  <tromey@redhat.com>
14718         * c-cppbuiltin.c (define__GNUC__): Correct assertion.
14720 2005-01-21  Kazu Hirata  <kazu@cs.umass.edu>
14722         * tree-cfg.c: Fix comment typos.
14724 2005-01-21  J"orn Rennecke <joern.rennecke@st.com>
14726         * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
14727         around the call to rest_of_handle_branch_target_load_optimize.
14729 2005-01-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
14731         * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
14732         (sparc64-*-openbsd*): Likewise.
14733         (sparclite-*-elf*): Include tm-dwarf2.h.
14734         (sparc86x-*-elf*): Likewise.
14735         (sparc64-*-elf*): Likewise.
14736         * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
14737         (DBX_DEBUGGING_INFO): Likewise.
14738         * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
14739         (PREFERRED_DEBUGGING_TYPE): Likewise.
14740         * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
14741         * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
14742         (PREFERRED_DEBUGGING_TYPE): Likewise.
14743         * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
14744         (PREFERRED_DEBUGGING_TYPE): Likewise.
14745         * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
14747 2005-01-21  Hans-Peter Nilsson  <hp@bitrange.com>
14749         PR target/18701
14750         * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
14752 2005-01-20  Paul Brook  <paul@codesourcery.com>
14754         * doc/rtl.texi: Document value extension requirements for CONST_INT.
14756 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
14758         * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
14759         label is first in a sequence of labels.
14761         * tree-cfg.c (tree_verify_flow_info): Fix a typo.
14763 2005-01-20  Janis Johnson  <janis187@us.ibm.com>
14764             Giovanni Bajo  <giovannibajo@gcc.gnu.org>
14766         * doc/sourcebuild.texi (Test Directives): New.
14768 2005-01-20  Roger Sayle  <roger@eyesopen.com>
14770         * real.c (real_floor): Don't leave the result uninitialized when
14771         mode is VOIDMode, but return the unrounded intermediate value.
14772         (real_ceil): Likewise.
14774 2005-01-20  Paul Brook  <paul@codesourcery.com>
14776         * config/arm/arm.md (insv): Use gen_int_mode.
14778 2005-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
14780         * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
14781         * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14782         * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14783         * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14784         * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14786 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
14788         Fix PR debug/19124
14789         * dwarf2out.c (concat_loc_descriptor): We don't know we can use
14790         fbreg, so we have to assume we can't.
14791         (loc_descriptor_from_tree_1): Ditto.
14792         (containing_function_has_frame_base): New function.
14793         (add_location_or_const_value_attribute): Use it.
14794         Also try to generate a frame_base from a single element location
14795         list.
14797 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
14799         PR tree-optimization/15349
14800         * timevar.def (TV_TREE_MERGE_PHI): New.
14801         * tree-cfg.c (tree_forwarder_block_p): Add a new argument
14802         PHI_WANTED.
14803         (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
14804         calls to tree_forwarder_block_p.
14805         (remove_forwarder_block_with_phi, merge_phi_nodes,
14806         gate_merge_phi, pass_merge_phi): New.
14807         * tree-optimize.c (init_tree_optimization_passes): Add
14808         pass_merge_phi.
14809         * tree-pass.h: Add an extern for pass_merge_phi;
14811 2005-01-20  Richard Henderson  <rth@redhat.com>
14813         PR target/19418
14814         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
14815         (_mm_castps_pd, _mm_castps_si128): New.
14816         (_mm_castsi128_ps, _mm_castsi128_pd): New.
14818 2005-01-20  Richard Henderson  <rth@redhat.com>
14820         PR target/19530
14821         * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
14822         __builtin_ia32_vec_init_v2si.
14823         (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
14824         * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
14825         (ix86_init_mmx_sse_builtins): Create it.
14826         (ix86_expand_builtin): Expand it.
14827         (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
14828         * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
14829         (vec_extractv2si_0, vec_extractv2si_1): New.
14831 2005-01-20  Richard Henderson  <rth@redhat.com>
14833         PR target/16533
14834         * config/i386/i386.c (ix86_expand_push): New.
14835         * config/i386/mmx.md (push<MMXMODE>1): New.
14836         * config/i386/sse.md (push<SSEMODE>1): New.
14837         * config/i386/i386-protos.h: Update.
14839 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
14841         * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
14842         copyright.
14844 2005-01-20  Richard Henderson  <rth@redhat.com>
14846         * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
14847         * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
14849 2005-01-19  Richard Henderson  <rth@redhat.com>
14851         PR target/19350
14852         * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
14853         to V4SFmode in SSE1 fallback load path.
14855 2005-01-19  Richard Henderson  <rth@redhat.com>
14857         * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
14858         in QImode expansion to ix86_expand_vector_set.
14859         (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
14861 2005-01-19  Richard Henderson  <rth@redhat.com>
14863         PR target/19511
14864         * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
14865         subclass of the input class.
14866         (ix86_secondary_memory_needed): Always true for cross-MMX classes.
14867         Always true for cross-SSE1 classes.  Rationalize conditionals.
14868         * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
14869         * config/i386/i386.md (movsi_1): Add MMX/SSE zeros.  Fix alternatives
14870         for SSE1.  Don't check TARGET_INTER_UNIT_MOVES.
14871         (movdi_2): Add MMX/SSE zeros.
14872         (movdi_1_rex64): Likewise.  Don't check TARGET_INTER_UNIT_MOVES.
14873         (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
14874         (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14875         (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
14876         (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
14877         (zero_extendsidi2_rex64_1): Remove.
14878         (MOV0 peephole): Check GENERAL_REG_P.
14880 2005-01-19  Richard Henderson  <rth@redhat.com>
14882         PR target/19427
14883         * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
14884         shufps elements.
14885         (ix86_expand_vector_extract): Likewise.
14887 2005-01-19  Richard Henderson  <rth@redhat.com>
14889         PR middle-end/19304
14890         * expr.c (emit_move_change_mode): New argument force; use
14891         simplify_gen_subreg if true.
14892         (emit_move_via_alt_mode): Merge into ...
14893         (emit_move_via_integer): ... here.
14894         (emit_move_ccmode): Use emit_move_change_mode directly.
14896 2005-01-19  Richard Henderson  <rth@redhat.com>
14898         PR target/19518
14899         * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
14900         (alpha_preferred_reload_class): Handle CONST_VECTOR.
14901         (alpha_emit_set_const_1): Add no_output parameter; don't emit
14902         rtl if true.
14903         (alpha_emit_set_const): Likewise.  Make static.
14904         (alpha_emit_set_long_const): Make static.
14905         (alpha_extract_integer): Split out from alpha_expand_mov.
14906         (alpha_split_const_mov): Likewise.
14907         (alpha_expand_mov): Use them.  Handle CONST_VECTOR.
14908         (alpha_legitimate_constant_p): New.
14909         * config/alpha/alpha-protos.h: Update.
14910         * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
14911         (LEGITIMATE_CONSTANT_P): Re-implement with a function.
14912         * config/alpha/alpha.md (movsi): Add n alternative.
14913         (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
14914         (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
14915         (splitters for all of the above): Use alpha_split_const_mov.
14916         * config/alpha/predicates.md (non_add_const_operand): New.
14917         (non_zero_const_operand): New.
14918         (input_operand): Use alpha_legitimate_constant_p after reload.
14920 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
14922         PR tree-optimization/19038
14923         * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
14924         (add_candidate): Add ivs with increment in latch only if
14925         allow_ip_end_pos_p is true.
14926         (determine_iv_cost): Use empty_block_p.
14928 2005-01-19  Daniel Berlin  <dberlin@dberlin.org>
14930         * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
14931         (compute_dominance_frontiers): Ditto.
14933 2005-01-19  Ralf Corsepius  <ralf.corsepius@rtems.org>
14935         PR target/19529
14936         * config/sh/t-rtems: New.
14937         * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
14939 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
14941         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
14942         the offset of the selected field.
14944 2005-01-19  Kazu Hirata  <kazu@cs.umass.edu>
14946         * tree-cfg.c (remove_forwarder_block): Fix the check to
14947         prevent a nonlocal label from appearing in the middle of a
14948         basic block.
14950 2005-01-19  Hans-Peter Nilsson  <hp@axis.com>
14952         PR rtl-optimization/19462
14953         * reorg.c (find_end_label): Create return insn only if
14954         current_function_epilogue_delay_list is empty.
14956 2005-01-19  Paolo Bonzini  <bonzini@gnu.org>
14958         * doc/passes.texi: Remove paragraph mentioning new-ra.
14960 2005-01-19  Jakub Jelinek  <jakub@redhat.com>
14962         PR rtl-optimization/15139
14963         * combine.c: Include params.h.
14964         (count_rtxs): New function.
14965         (record_value_for_reg): If replace_rtx would replace at least
14966         2 occurrences of REG in VALUE and TEM is really large, replace REG with
14967         (clobber (const_int 0)) instead of TEM.
14968         * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
14969         * params.h (MAX_LAST_VALUE_RTL): New.
14970         * Makefile.in (combine.o): Depend on $(PARAMS_H).
14971         * doc/invoke.texi (--param max-last-value-rtl=N): Document.
14973         PR c/17297
14974         * c-typeck.c (digest_init): Only call build_vector if all constructor
14975         elements are *_CST nodes.
14976         * gimplify.c (gimplify_init_constructor): Likewise.
14978         PR middle-end/19164
14979         * c-typeck.c (digest_init): Only call build_vector if inside_init
14980         is a CONSTRUCTOR.
14982 2005-01-18  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
14984         * toplev.c (init_asm_output): Remove dead #ifdef.
14986 2005-01-18  Kaz Kojima  <kkojima@gcc.gnu.org>
14988         * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
14990 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
14992         * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
14993         accessing DECL_FUNCTION_CODE.
14994         * dojump.c (do_jump): Likewise.
14995         * gimplify.c (gimplify_call_expr): Likewise.
14996         * predict.c (expr_expected_value): Likewise.
14997         (strip_builtin_expect): Likewise.
14998         * tree-inline.c (estimate_num_insns_1): Likewise.
14999         * tree-ssa-loop-im.c (stmt_cost): Likewise
15000         * fold-const.c (fold): Test for BUILT_IN_NORMAL.
15001         (tree_expr_nonnegative_p): Likewise.
15003 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
15005         * config/sparc/sparc.c (load_pic_register): Emit the appropriate
15006         variant of the load_pcrel_sym pattern.
15007         * config/sparc/sparc.md (P macro): Move to the top.
15008         (load_pcrel_sym): Macroize using P.
15009         (save_register_window): Likewise.
15011 2005-01-18  Aldy Hernandez  <aldyh@redhat.com>
15013         * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
15014         ("sordered"): Same.
15016 2005-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
15018         PR C/19472
15019         * c-typeck.c (build_asm_expr): Strip nops off
15020         input memory operands.
15022 2005-01-18  David Edelsohn  <edelsohn@gnu.org>
15024         * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
15025         _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
15026         * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
15027         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
15029 2005-01-18  Joel Sherrill <joel.sherrill@oarcorp.com>
15031         PR target/19379
15032         * config/i386/i386.c (override_options): If the 80387 is disabled,
15033         then do not return FP values using FP registers.
15035 2005-01-18  Kazu Hirata  <kazu@cs.umass.edu>
15037         * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
15038         c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
15039         combine.c, config.gcc, coverage.h, cse.c, cselib.c,
15040         defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
15041         flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
15042         gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
15043         output.h, postreload-gcse.c, postreload.c, recog.c,
15044         resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
15045         targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
15046         tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
15047         tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
15048         tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
15049         tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
15050         tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
15051         unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
15053         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
15054         config/alpha/alpha.c, config/arm/vfp.md,
15055         config/i386/emmintrin.h, config/i386/i386-modes.def,
15056         config/i386/i386-protos.h, config/i386/i386.h,
15057         config/i386/pmmintrin.h, config/i386/ppro.md,
15058         config/i386/predicates.md, config/i386/xmmintrin.h,
15059         config/i860/i860.c, config/ia64/ia64-modes.def,
15060         config/ia64/ia64-protos.h, config/ia64/ia64.h,
15061         config/ia64/ia64.md, config/ia64/itanium1.md,
15062         config/ia64/itanium2.md, config/ia64/predicates.md,
15063         config/iq2000/iq2000.h, config/mips/linux64.h,
15064         config/rs6000/aix41.h, config/rs6000/aix43.h,
15065         config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
15066         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
15067         config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
15068         config/sparc/linux64.h, config/sparc/litecoff.h,
15069         config/sparc/sp64-elf.h, config/sparc/sparc.c,
15070         config/sparc/sparc.h, config/sparc/sparc.md,
15071         config/sparc/sysv4-only.h: Update copyright.
15073 2005-01-18  Richard Henderson  <rth@redhat.com>
15075         PR target/19496
15076         * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
15078 2005-01-18  Marc Espie  <espie@openbsd.org>
15079         * config/i386/openbsdelf.h: Typo.
15081 2005-01-18  Richard Henderson  <rth@redhat.com>
15083         * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
15084         special case for sse.
15085         * config/i386/predicates.md (sse_comparison_operator): Likewise.
15087 2005-01-18  Dorit Naishlos  <dorit@il.ibm.com>
15089         * tree-inline.c (estimate_num_insns_1): Added cases for
15090         ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
15092 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
15094         PR rtl-optimization/19296
15095         * combine.c (simplify_comparison): Rewrite the condition under
15096         which a non-paradoxical SUBREG of a PLUS can be lifted when
15097         compared against a constant.
15099 2005-01-18  Andi Kleen <ak@muc.de>
15101         * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
15102         * c.opt (-Wpointer-sign): Add.
15103         * doc/invoke.texi: (-Wpointer-sign): Add.
15105 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
15107         * config/i386/i386.c (override_options): Revert 2004-11-24 change.
15108         * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
15109         *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
15110         logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
15111         exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
15112         nearbyintsf2): Disable for TARGET_SSE_MATH.  Leave patterns enabled
15113         for TARGET_MIX_SSE_I387.
15114         (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
15115         sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
15116         atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
15117         log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
15118         floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
15119         (TARGET_SSE2 && TARGET_SSE_MATH).  Leave patterns enabled for
15120         TARGET_MIX_SSE_I387.
15121         (atan2sf3, atan2df3, atan2xf3): Remove register constraints
15122         from expander.
15124 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
15126         PR target/19424
15127         * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
15128         Add movaps alternative for xmm reg->reg move.
15130 2005-01-17  Jeff Law  <law@redhat.com>
15132         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
15133         at the end of the main DOM loop rather than just before DOM exits.
15135 2005-01-17  Diego Novillo  <dnovillo@redhat.com>
15137         PR tree-optimization/19121
15138         * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
15139         adding aliases to a name tag, also add them to the pointer's
15140         type tag.
15141         * tree-ssa-copy.c (merge_alias_info): Do not merge flow
15142         sensitive alias info at all.  Only check that the two pointers
15143         have compatible pointed-to sets.
15144         * tree-ssa.c (verify_name_tags): Verify that the alias set of
15145         a pointer's type tag is a superset of the alias set of the
15146         pointer's name tag.
15148 2005-01-17  James E Wilson  <wilson@specifixinc.com>
15150         PR target/19357
15151         * config/ia64/ia64.md (movxf): Handle general register source.  Adjust
15152         comment to document why.
15154 2005-01-17  Richard Henderson  <rth@redhat.com>
15156         * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
15157         sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
15158         sse2_vmsmaxv2df3_finite, sminv2df3_finite,
15159         sse2_vmsminv2df3_finite): New.
15160         (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
15161         sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
15162         Force op1 into register.
15164 2005-01-17  Kelley Cook  <kcook@gcc.gnu.org>
15166         * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
15167         bubblestrap from always rebuilding build directory.
15169 2005-01-17  Ulrich Weigand  <uweigand@de.ibm.com>
15171         * config/s390/s390.md ("*clc"): Remove incorrect '='.
15172         ("*cmpmem_short"): Likewise.
15174 2005-01-17  Steven Bosscher  <stevenb@suse.de>
15176         * basic-block.h: Document BB_* flags.
15177         * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
15178         use an sbitmap instead.
15179         * sched-rgn.c (compute_trg_info): Likewise.
15181 2005-01-17  Richard Sandiford  <rsandifo@redhat.com>
15183         * config.gcc (mips64*-*-linux*): Set the default abi to n32.  Remove
15184         redundant target_cpu_default and extra_parts lines.  Use the default
15185         "from-abi" ISA.
15186         * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
15187         (SUBTARGET_EXTRA_SPECS): Delete.
15188         (DRIVER_SELF_SPECS): Remove architecture lines.  Set the ABI directly.
15189         (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
15190         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
15191         and "n32" for -mabi=n32.
15193 2005-01-17  Ian Lance Taylor  <ian@airs.com>
15195         PR c/5675
15196         * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
15197         fold constant variables into initial values.
15199 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
15201         * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
15203         * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
15204         through the statements backward.
15206 2005-01-17  Ian Lance Taylor  <ian@airs.com>
15208         PR middle-end/13127:
15209         * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
15210         a variable set to the return value of the inlined function.
15212 2005-01-17  Mark Dettinger  <dettinge@de.ibm.com>
15214         * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
15215         when modes are tieable.
15217 2005-01-17  Ranjit Mathew  <rmathew@hotmail.com>
15219         * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
15220         of pthread_create to find out if threads are enabled.
15221         * gthr-posix95.h (__gthread_active_p): Likewise.
15223 2005-01-17  Paolo Bonzini  <bonzini@gnu.org>
15225         * common.opt (-fnew-ra): Remove.
15226         * ra*.*: Remove.
15227         * toplev.h (flag_new_regalloc): Remove.
15228         * Makefile.in (ra*.*): Don't mention.
15229         * passes.c (rest_of_handle_new_regalloc): Remove.
15230         (rest_of_handle_combine, rest_of_compilation): Always consider
15231         flag_new_regalloc as false.
15232         * doc/invoke.texi: Don't document -fnew-ra.
15234 2005-01-17  Paolo Bonzini <bonzini@gnu.org>
15236         * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
15237         last parameter to reg_scan.
15238         * loop.c (loop_optimize): Likewise.
15239         * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
15240         rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
15241         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
15242         rest_of_handle_gcse, rest_of_handle_loop_optimize,
15243         rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
15244         * regclass.c (reg_scan): Likewise, for the declaration.
15245         * rtl.h (reg_scan): Likewise, for the prototype.
15247 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
15249         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
15250         mark_dfs_back_edges.
15252 2005-01-16  Daniel Berlin  <dberlin@dberlin.org>
15254         * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
15255         (compute_avail): Uses don't go in tmp_gen.
15257 2005-01-16  Steven Bosscher  <stevenb@suse.de>
15259         * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
15260         loop to look for a free slot in a page entry.
15262 2005-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15264         PR target/16304
15265         * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
15266         * toplev.c (compile_file): Call process_pending_assemble_output_defs
15267         just before targetm.asm_out.file_end.
15268         * tree.h (process_pending_assemble_output_defs): Declare.
15269         * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
15270         New functions.
15271         (assemble_alias): Defer generation of assembly code for defines when
15272         TARGET_DEFERRED_OUTPUT_DEFS is true.
15273         * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15274         * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15275         * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
15277 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15279         PR target/19336
15280         * pa.c (pa_scalar_mode_supported_p): New function.
15281         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15282         * pa.h (MIN_UNITS_PER_WORD): Add comment.
15284         * pa-protos.h (prefetch_operand): Delete.
15285         (prefetch_cc_operand, prefetch_nocc_operand): New declations.
15286         * pa.c (prefetch_operand): Delete.
15287         (prefetch_cc_operand, prefetch_nocc_operand): New functions.
15288         * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
15289         (PREDICATE_CODES): Delete prefetch_operand.  Add prefetch_cc_operand
15290         and prefetch_nocc_operand.
15291         * pa.md (prefetch): Rework to avoid reload problems handling short
15292         displacements when a cache control completer needs to be provided.
15293         (prefetch_32, prefetch_64): Delete.
15294         (prefetch_cc, prefetch_nocc): New patterns.
15296 2005-01-15  David Edelsohn  <edelsohn@gnu.org>
15298         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
15300 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15302         PR ada/19388
15303         * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
15304         exceeds maximum alignment for global common data.
15305         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
15306         * som.h (MAX_OFILE_ALIGNMENT): Likewise.
15308 2004-01-15  Roger Sayle  <roger@eyesopen.com>
15310         * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
15312 2004-01-15  Roger Sayle  <roger@eyesopen.com>
15314         * harg-reg-set.h (reg_class_names): Prototype global array.
15315         * regclass.c (reg_class_names): Declare here and initialize to
15316         REG_CLASS_NAMES.
15317         (dump_regclass): Remove local declaration of reg_class_names.
15318         (regclass): Likewise.
15319         * cfg.c (dump_flow_info): Likewise.
15320         * ra-debug.c (reg_class_names): Likewise.
15321         * regrename.c (reg_class_names): Likewise.
15322         * reload.c (reg_class_names): Likewise.
15323         * reload1.c (spill_failure): Likewise.
15324         * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
15326 2005-01-15  Ulrich Weigand  <uweigand@de.ibm.com>
15328         * config/s390/s390.md ("reload_outti"): Remove predicate for
15329         output operand.  Abort if operand is not a MEM.
15330         ("reload_outdi", "reload_outdf"): Likewise.
15332 2005-01-15  Marc Espie  <espie@openbsd.org>
15334         * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
15335         (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
15336         * config/openbsd.h:  Fix C++ includes for native configurations.
15337         Add proper OS_CPP_BUILTINS.  Fix libspec for recent OpenBSD.
15338         Add trampoline support.
15339         * config/i386/openbsdelf.h: New.
15341 2005-01-15  Marc Espie  <espie@openbsd.org>
15343         * collect2.c (main): Explicitly parse -dynamic-linker option.
15345 2005-01-15  Jakub Jelinek  <jakub@redhat.com>
15347         PR tree-optimization/19060
15348         * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
15349         Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
15350         (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
15351         and handle extract_range_from_cond returning false.
15352         * fold-const.c (fold): Optimize comparisons with min/max even for
15353         width > HOST_BITS_PER_WIDE_INT.
15355 2005-01-15  Ralf Corsepius  <ralf.corsepius@rtems.org>
15357         * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
15358         * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
15359         Remove little endian multilib variants.
15360         Add mips32 multilib variant.
15362 2005-01-15  Kazu Hirata  <kazu@cs.umass.edu>
15364         * explow.c (copy_all_reg, stabilize): Remove.
15365         * expr.h: Remove the corresponding prototypes.
15367         * rtlanal.c (regs_set_between_p): Remove.
15368         * rtl.h: Remove the corresponding prototype.
15370 2005-01-14  David Edelsohn  <edelsohn@gnu.org>
15372         * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
15373         to rs6000_nonimmediate_operand.
15374         * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
15375         rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
15376         * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
15377         rs6000_nonimmediate_operand.
15378         * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
15379         rs6000_nonimmediate_operand.
15381 2005-01-14  Andrew Pinski  <pinskia@physics.uc.edu>
15383         * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
15385 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
15387         * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
15388         on e500v2.
15389         (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
15390         (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
15392         * config/rs6000/rs6000.c (invalid_e500_subreg): New.
15393         (rs6k_nonimmediate_operand): New.
15394         (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
15395         correctly.
15396         (legitimate_lo_sum_address_p): Same.
15397         (rs6000_legitimize_address): Same.
15398         (rs6000_legitimize_reload_address): Same.
15399         (rs6000_legitimate_address): Same.
15400         (spe_build_register_parallel): Pass DF and DC modes in a DI
15401         register.
15403         * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
15404         to rs6k_nonimmediate_operand.
15406         * config/rs6000/spe.md ("*frob_df_di"): New.
15407         ("*frob_di_df"): New.
15408         ("*frob_di_df_2"): New.
15409         ("*mov_sidf_e500_subreg0"): New.
15410         ("*mov_sidf_e500_subreg4"): New.
15411         ("*movdf_e500_double"): Change predicate to
15412         rs6k_nonimmediate_operand.
15414 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
15416         * postreload.c (move2add_note_store): Only call
15417         trunc_int_for_mode on scalar integers.
15419 2005-01-14  Steven Bosscher  <stevenb@suse.de>
15421         * tree-ssa-dce.c (visited_control_parents): New sbitmap to
15422         replace BB_VISITED uses.
15423         (find_obviously_necessary_stmts): Don't clear BB_VISITED.
15424         (propagate_necessity): Check the bitmap instead of BB_VISITED.
15425         (tree_dce_done): Free visited_control_parents.
15426         (perform_tree_ssa_dce): Allocate and clear it.
15427         * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
15428         (compute_antic): Iterate from here using a DFS.  Use an sbitmap
15429         instead of BB_VISITED.
15431 2005-01-14  Kazu Hirata  <kazu@cs.umass.edu>
15433         * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
15434         rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
15435         Remove unused prototypes.
15437 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
15439         * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
15440         64-bit register usage.
15441         (spe_func_has_64bit_regs_p): Add FIXME note.
15443 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
15445         * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
15446         flag_finite_math_only with flag_unsafe_math_optimizations.
15448 2005-01-14  J. D. Johnston  <jjohnst@us.ibm.com>
15450         * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
15451         end-of-stack check.
15452         (__tpf_eh_return): Copy TPF private stack area from the module
15453         boundary stack frame.  Add check for when module addresses are
15454         equal, but no stub address is found.
15456 2005-01-14  Richard Earnshaw  <rearnsha@arm.com>
15458         PR target/7525
15459         * arm.h (struct machine_function): Add call_via field.
15460         (thumb_call_via_label): Declare.
15461         * arm.c (thumb_call_via_label): New variable.
15462         (thumb_call_reg_needed): New variable.
15463         (arm_output_function_epilogue): For Thumb code, output any per-function
15464         call-indirect trampolines.
15465         (thumb_call_via_reg): New function.
15466         (arm_file_end): New function.
15467         (TARGET_ASM_FILE_END): Call arm_file_end.
15468         (aof_file_end): Likewise.
15469         * arm-protos.h (thumb_call_via_reg): Declare.
15470         * arm.md (call_reg_thumb, call_value_reg_thumb): Call
15471         thumb_call_via_reg in normal case.
15473 2005-01-14  Jakub Jelinek  <jakub@redhat.com>
15475         PR middle-end/19084
15476         PR rtl-optimization/19348
15477         * recog.c (peephole2_optimize): Do global life update if some peephole
15478         decides it doesn't need at least one of its inputs and that change
15479         influences liveness at the start of the basic block.
15481         * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
15482         arguments instead of 1.
15484 2005-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
15486         PR middle-end/18820
15487         * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
15488         zero for nested functions needing a static chain or functions
15489         with a non-constant address.
15491 2005-01-13  Roger Sayle  <roger@eyesopen.com>
15493         * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
15494         (and (sign_extend X) C) into (zero_extend (and X C)).
15496 2005-01-13  David O'Brien  <obrien@FreeBSD.org>
15498         * config/freebsd-spec.h:  Make KSE pthread lib logic the default.
15500 2005-01-13  Richard Henderson  <rth@redhat.com>
15502         PR target/19009
15503         PR target/19250
15504         PR target/19252
15505         * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
15506         bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
15507         not just TARGET_SSE.
15508         (cmpfp_i_387): Rename from cmpfp_i.  Move after sse patterns.
15509         (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
15510         (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
15511         (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
15512         (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
15513         (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
15514         (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
15515         fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
15516         (movdicc_c_rex64): Rename with '*'.
15517         (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
15518         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
15519         (movsfcc_1_387): Rename from movsfcc_1.
15520         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
15521         (movdfcc_1, movdfcc_1_rex64): Add check for 387.
15522         (sminsf3, smaxsf3, smindf3, smaxdf3): New.
15523         (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
15524         mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
15525         maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
15526         sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
15527         sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
15528         sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
15529         sse_movdfcc_const0_4): Remove.
15530         * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
15531         recognize min/max early.  Update for changed sse cmove patterns.
15532         (ix86_split_sse_movcc): New.
15533         * config/i386/i386-protos.h: Update.
15535 2005-01-13  Steven Bosscher  <stevenb@suse.de>
15537         * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
15538         (fix_stmt_v_may_defs): Likewise.
15540 2005-01-13  Richard Henderson  <rth@redhat.com>
15542         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
15543         for converting the mask.
15545 2005-01-13  David Edelsohn  <edelsohn@gnu.org>
15547         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
15548         definition to 600.
15550 2005-01-13  Richard Henderson  <rth@redhat.com>
15552         * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
15553         IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
15554         IX86_BUILTIN_MOVDQ2Q): Remove.
15555         (IX86_BUILTIN_VEC_EXT_V4SI): New.
15556         (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
15557         (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
15558         shuffling.
15559         * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
15560         (sse2_pextrw): Fix immediate constraint.
15561         (sse2_loadq, sse2_loadq_rex64): Remove.
15562         * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
15563         Use __builtin_ia32_vec_ext_<size>.
15564         (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
15566 2005-01-13  Aldy Hernandez  <aldyh@redhat.com>
15568         * function.c (assign_parm_setup_block): Look inside original
15569         entry_parm when inspecting PARALLEL.
15571 2005-01-13  Ralf Corsepius  <ralf.corsepius@rtems.org>
15572             Joel Sherrill  <joel@oarcorp.com>
15574         PR target/19399
15575         * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
15576         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
15577         rtems_gxx_recursive_mutex_init.
15578         (__gthread_recursive_mutex_lock): New function.
15579         (__gthread_recursive_mutex_trylock): Likewise.
15580         (__gthread_recursive_mutex_unlock): Likewise.
15582 2005-01-13  Ralf Corsepius <ralf.corsepius@rtems.org>
15584         * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
15586 2005-01-13  Jan Beulich  <jbeulich@novell.com>
15588         * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
15589         (ashrti3_internal): Indicate output is early clobber. Generate result
15590         into output rather than first input. Use move for low word of output
15591         if shift count is exactly 64.
15592         (lshrti3_internal): Likewise.
15594 2005-01-13  Hans-Peter Nilsson  <hp@bitrange.com>
15596         PR target/18329
15597         PR target/18330
15598         * reload1.c (delete_output_reload): Don't delete an output reload
15599         if the pseudo lives longer than a single basic block.  Adjust and
15600         improve wording of comment.
15602 2005-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
15604         PR target/19334
15605         * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
15606         of TYPE_SIZE where we mean the number of bytes.
15608 2005-01-12  Aldy Hernandez  <aldyh@redhat.com>
15610         * function.c (assign_parm_setup_block): Relax condition on
15611         multi-register optimization.
15613 2005-01-12  Nick Clifton  <nickc@redhat.com>
15615         * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
15616         an "in_delay_slot" attribute of "no" to prevent them being used in
15617         delay slots.  This is forbidden because they might generate
15618         exceptions.
15620 2005-01-12  Alan Modra  <amodra@bigpond.net.au>
15622         PR target/19389
15623         * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
15624         with r->Y and Y->r.
15626 2005-01-12  Nick Clifton  <nickc@redhat.com>
15628         * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
15629         passed on to GAS) but do not define, as GAS no longer supports or
15630         needs the -m2000 option.
15632 2005-01-11  Roger Sayle  <roger@eyesopen.com>
15634         * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
15635         type as args of unprototyped builtins aren't automatically promoted.
15636         (fold_builtin_abs): Likewise.
15638 2005-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
15640         * Makefile.in: Set a `build-warn' variable.
15642 2005-01-11  Zdenek Dvorak  <dvorakz@suse.cz>
15644         PR tree-optimization/17949
15645         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
15646         (find_interesting_uses_address): Use it.
15648 2005-01-11  Aldy Hernandez  <aldyh@redhat.com>
15650         * regrename.c (kill_value): Handle subreg's that won't simplify.
15652 2005-01-11  Richard Henderson  <rth@redhat.com>
15654         PR target/13366
15655         * config/i386/i386.h (enum ix86_builtins): Move ...
15656         * config/i386/i386.c: ... here.
15657         (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
15658         IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
15659         IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
15660         IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
15661         IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD,  IX86_BUILTIN_STOREHPD,
15662         IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
15663         IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
15664         IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
15665         IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
15666         IX86_BUILTIN_LOADDDUP): Remove.
15667         (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
15668         IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
15669         IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
15670         IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
15671         IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
15672         (ix86_init_builtins): Make static.
15673         (ix86_init_mmx_sse_builtins): Update for changed builtins.
15674         (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
15675         if all the modes match.  Otherwise, fake it.
15676         (get_element_number, ix86_expand_vec_init_builtin,
15677         ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
15678         (ix86_expand_builtin): Make static.  Update for changed builtins.
15679         (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
15680         operand instead of sse2_loadsd.  Cast sse1 fallback to V4SFmode.
15681         (ix86_expand_vector_init_duplicate): New.
15682         (ix86_expand_vector_init_low_nonzero): New.
15683         (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
15684         Split out from ix86_expand_vector_init; handle integer modes.
15685         (ix86_expand_vector_init): Use them.
15686         (ix86_expand_vector_set, ix86_expand_vector_extract): New.
15687         * config/i386/i386-protos.h: Update.
15688         * config/i386/predicates.md (reg_or_0_operand): New.
15689         * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
15690         (movv2sf_internal): Likewise.  And a splitter to match them all.
15691         (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
15692         vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
15693         vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
15694         vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
15695         (mmx_pinsrw): Fix operand ordering.
15696         * config/i386/sse.md (movv4sf splitter): Use direct pattern,
15697         rather than sse_loadss expander.
15698         (movv2df splitter): Similarly.
15699         (sse_loadss, sse_loadlss): Remove.
15700         (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
15701         (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
15702         (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
15703         (sse3_movddup): Rename with '*'.
15704         (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
15705         (sse2_loadsd): Remove.
15706         (vec_dupv2df_sse3): Rename from sse3_loadddup.
15707         (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
15708         (sse2_pinsrw): Fix argument ordering.
15709         (sse2_loadld, sse2_loadq): Add sse1 alternatives.
15710         (sse2_stored): Remove 'r' destination.
15711         (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
15712         vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
15713         vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
15714         vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
15715         vec_extractv16qi, vec_initv16qi): New.
15717         * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
15718         (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
15719         _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
15720         constructor form.
15721         (_mm_load_pd, _mm_store_pd): Use plain dereference.
15722         (_mm_load_si128, _mm_store_si128): Likewise.
15723         (_mm_load1_pd): Use _mm_set1_pd.
15724         (_mm_load_sd): Use _mm_set_sd.
15725         (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
15726         (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
15727         (_mm_set_epi64): Use _mm_set_epi64x.
15728         (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
15729         _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
15730         _mm_setr_epi8): Use _mm_set_foo form.
15731         (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
15732         (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
15733         (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
15734         (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
15735         * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
15736         (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
15737         (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
15738         (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
15739         (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
15740         * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
15741         (_mm_movedup_pd): Use _mm_shuffle_pd.
15742         * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
15743         _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
15744         (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
15745         _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
15746         Use _mm_setzero_ps.
15747         (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
15748         (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
15749         (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
15750         (_mm_store_ps): Use raw dereference.
15751         (_mm_store1_ps): Use _mm_storeu_ps.
15752         (_mm_storer_ps): Use _mm_store_ps.
15753         (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
15754         (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
15756 2005-01-11  Stan Shebs  <shebs@apple.com>
15758         * config/rs6000/rs6000.c (machopic_output_stub): Issue
15759         ldu instead of lwzu if 64-bit -mdynamic-no-pic.
15761 2005-01-11  Andrew Pinski  <pinskia@physics.uc.edu>
15763         PR target/18761
15764         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
15765         Skip all DECLs except for FIELD_DECLs.
15767 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
15769         * config/s390/s390.c (override_options): Return error if
15770         -mbackchain, -mpacked-stack and -mhard-float are used together.
15771         (s390_va_start): Remove the backchain && packed-stack special case.
15772         (s390_gimplify_va_arg): Likewise.
15773         * doc/invoke.texi: Remove the ABI incompatibility note.
15775 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
15777         * config/s390/s390.c (struct s390_frame_layout): Remove
15778         save_backchain_p.
15779         (s390_frame_info, s390_emit_prologue): Replace occurrences of
15780         save_backchain_p with TARGET_BACKCHAIN.
15782 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
15784         PR target/18916
15785         * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
15786         * expr.h (struct locate_and_pad_arg_data): Add "boundary".
15787         * function.c (locate_and_pad_parm): Set new field.
15788         (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
15789         Tweak where_pad test to include "none".  Always set mem align for
15790         stack_parm.
15791         (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
15792         not sufficient for type.
15793         (assign_parm_setup_block): If stack_parm is zero on entry, always
15794         make a new stack local.  Block move old stack parm if necessary
15795         to new aligned stack local.
15796         (assign_parm_setup_stack): Use a block move to handle
15797         potentially misaligned entry_parm.
15798         (assign_parms_unsplit_complex): Specify required alignment when
15799         creating stack local.
15800         * calls.c (compute_argument_addresses): Override alignment of stack
15801         arg calculated from its type with the alignment given by
15802         FUNCTION_ARG_BOUNDARY.
15803         (store_one_arg): Likewise.
15805 2005-01-11  Jan Beulich  <jbeulich@novell.com>
15807         * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
15808         Change respective itanium_class attribute to ialu.
15809         (shladdp4_internal): New.
15810         * config/ia64/predicates.md (shladd_log2_operand): New.
15812 2005-01-11  Richard Henderson  <rth@redhat.com>
15814         * expr.c (store_constructor): Use rtvec_alloc instead of
15815         alloca+gen_rtvec_v, and an incorrect number passed to alloca.
15817 2005-01-11  Kazu Hirata  <kazu@cs.umass.edu>
15819         * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
15821 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
15823         * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
15824         * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
15825         (TARGET_RWRELOC): Define.
15826         (ia64_rwreloc_section_type_flags): Delete.
15827         (ia64_section_type_flags): New function.
15828         * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
15829         (TARGET_RWRELOC): Define.
15831 2005-01-10  David Mosberger  <davidm@hpl.hp.com>
15833         PR target/18987
15834         * config/ia64/ia64.c (process_set): For alloc insn, only call
15835         process_epilogue is !frame_pointer_needed.
15837 2005-01-10  Roger Sayle  <roger@eyesopen.com>
15839         PR c++/19355
15840         * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
15841         unary operator and can't be treated as a binary/comparison operator.
15843 2005-01-10  Richard Henderson  <rth@redhat.com>
15845         * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
15846         (ix86_return_in_memory): Likewise.
15847         (function_arg_advance):  Likewise.  Mirror structure in function_arg
15848         for choosing register to advance.
15850 2005-01-10  Kazu Hirata  <kazu@cs.umass.edu>
15852         * tree-vectorizer.c, tree.def: Fix comment typos.
15854 2005-01-10  Mark Dettinger  <dettinge@de.ibm.com>
15856         * config/s390/s390.c (struct processor_costs): 4 new fields:
15857         ddbr, ddr, debr, der.
15858         (s390_rtx_costs): More precise handling of divide instructions.
15860 2005-01-10  David Edelsohn  <edelsohn@gnu.org>
15862         * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
15864 2005-01-10  Jan Beulich  <jbeulich@novell.com>
15866         * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
15867         names resulting from -ffunction-sections/-fdata-sections and linkonce
15868         ones.
15869         * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
15870         based on the section name. Rearrange the section name comparison logic
15871         slightly so that each section name is compared against at most once.
15873 2005-01-10  Ben Elliston  <bje@au.ibm.com>
15875         * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
15876         targets for which -fPIC reduces limitations on the GOT size.
15878 2005-01-09  Falk Hueffner  <falk@debian.org>
15880         * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
15881         X/C1 cmpop C2.
15883 2005-01-09  David Edelsohn  <edelsohn@gnu.org>
15885         PR target/18720
15886         * collect2.c (main): Set aixrtl_flag for -brtl option.
15887         (resolve_lib_name): Search for .so file extension before .a
15888         if aixrtl_flag set.
15890 2005-01-09  Dorit Naishlos  <dorit@il.ibm.com>
15892         * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
15893         (vect_analyze_data_refs_alignment): Add dump prints.
15895 2005-01-09  Ira Rosen  <irar@il.ibm.com>
15897         * tree-vectorizer.c (vect_analyze_offset_expr): Use
15898         expr_invariant_in_loop_p.
15899         Initialize outputs first thing in the function.
15900         (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
15901         (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
15902         (vect_analyze_pointer_ref_access): Check that the initial condition of
15903         the access function is loop invariant.
15905 2005-01-09  Richard Henderson  <rth@redhat.com>
15907         * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
15908         (ix86_expand_builtin): Likewise.  Frob MASKMOVQ wrt the input mem
15909         just like MASKMOVDQU.  Return plain zero for MMX_ZERO.
15910         * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
15911         mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
15912         movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
15913         movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
15914         sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
15915         ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
15916         mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
15917         mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
15918         sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
15919         mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
15920         mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
15921         gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
15922         ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
15923         mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
15924         mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
15925         mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
15926         eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
15927         pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
15928         pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
15929         pswapdv2sf2): Move to mmx.md; rename as necessary with leading
15930         mmx_ prefix.
15931         (mmx_clrdi, pavgusb): Remove.
15932         (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
15933         with leading sse_ prefix.
15934         * config/i386/sse.md: Receive them.
15935         * config/i386/mmx.md: New file.
15936         (MMXMODE12, MMXMODE24, mmxvecsize): New.
15937         (subrv2sf3): Turn into expander for normal subtraction.
15938         (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
15939         mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
15940         mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
15941         mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
15942         commutative; use ix86_binary_operator_ok.
15943         (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
15944         mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
15945         mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
15946         mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
15947         mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
15948         Macroize from existing patterns; use ix86_binary_operator_ok.
15949         (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
15950         (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
15951         mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise.  Model
15952         with vec_select+vec_concat.
15953         (mmx_pshufw, mmx_pshufw_1): Likewise.
15954         (mmx_uavgv8qi3): Merge pavgusb.  Model correcty.
15955         (mmx_uavgv4hi3): Model correctly.
15956         * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
15957         _mm_xor_si64): Remove casts.
15959 2005-01-09  Zdenek Dvorak  <dvorakz@suse.cz>
15961         PR tree-optimization/19224
15962         * tree-scalar-evolution.c (get_instantiated_value,
15963         set_instantiated_value): New functions.
15964         (instantiate_parameters_1): Cache the results.
15965         (instantiate_parameters, resolve_mixers): Initialize and free
15966         the cache.
15968 2005-01-08  David Edelsohn  <edelsohn@gnu.org>
15970         * config/i386/i386.md (addhi_4): Correct reference in comment.
15971         (addqi_4): Same.
15973 2005-01-08  Richard Henderson  <rth@redhat.com>
15975         * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
15976         (_mm_cvtsi128_si64x): Likewise.
15977         (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
15978         _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
15979         the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
15980         * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
15981         * config/i386/i386-protos.h: Update.
15982         * config/i386/i386.c (print_operand): Add 'H'.
15983         (ix86_fixup_binary_operands): Split out from ...
15984         (ix86_expand_binary_operator): ... here.
15985         (ix86_fixup_binary_operands_no_copy): New.
15986         (ix86_expand_fp_absneg_operator): Handle vector mode results.
15987         (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
15988         (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
15989         (safe_vector_operand): Use CONST0_RTX.
15990         (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
15991         (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
15992         CODE_FOR_sse2_maskmovdqu.  Special case SSE version of MASKMOVDQU
15993         expansion.  Update names for sse{,2,3}_ prefixes.  Remove *maskncmp*
15994         special cases.
15995         * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
15996         (IX86_BUILTIN_CMPNGESS): New.
15997         * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
15998         (attr type): Add sselog1.
15999         (attr unit, attr memory): Handle it.
16000         (movti, movti_internal, movti_rex64): Move near other integer moves.
16001         (movtf, movtf_internal): Move near other fp moves.
16002         (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
16003         vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
16004         movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
16005         movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
16006         sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
16007         sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
16008         sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
16009         mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
16010         rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
16011         sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
16012         sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
16013         sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
16014         vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
16015         smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
16016         cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
16017         cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
16018         vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
16019         vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
16020         sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
16021         sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
16022         cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
16023         cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
16024         cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
16025         cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
16026         ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
16027         subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
16028         smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
16029         sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
16030         sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
16031         sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
16032         gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
16033         ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
16034         ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
16035         sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
16036         sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
16037         sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
16038         sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
16039         sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
16040         sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
16041         sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
16042         mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
16043         addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
16044         movsldup, lddqu, loadddup, movddup): Move to sse.md.  Any with
16045         non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
16046         same time.
16047         (SSEPUSH, push<SSEPUSH>): Remove.
16048         (MMXPUSH, push<MMXPUSH>): Remove.
16049         (sse_movaps, sse_movaps_1, sse_movups): Remove.
16050         (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
16051         (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
16052         (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
16053         (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
16054         (maskncmpv2df3, vmmaskncmpv2df3): Remove.
16055         (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
16056         (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
16057         * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
16058         (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
16059         * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
16060         (ppro_sse_log_V4SF_load): Similarly.  Handle sselog1.
16061         (ppro_sse_log_V4SF): Handle sselog1.
16062         * config/i386/predicates.md (const_0_to_1_operand): New.
16063         (const_0_to_255_mul_8_operand): New.
16064         (const_1_to_31_operand): Rename from const_int_1_31_operand.
16065         (const_2_to_3_operand, const_4_to_7_operand): New.
16066         * config/i386/sse.md: New file.
16067         (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
16068         (sse_movups): Rename from sse_movups_1.
16069         (sse_loadlss): Rename from sse_loadss_1.
16070         (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
16071         from the name.
16072         (negv4sf2): Use ix86_expand_fp_absneg_operator.
16073         (absv4sf2, negv2df, absv2df): New.
16074         (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
16075         (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
16076         iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
16077         smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
16078         umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
16079         (sse3_addsubv4sf3): Model correctly.
16080         sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
16081         sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
16082         (sse_movhlps): Model with vec_select+vec_concat.
16083         (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
16084         sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
16085         sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
16086         sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
16087         sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
16088         sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
16089         sse2_pshufhw_1): Likewise.
16090         (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
16091         (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
16092         sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
16093         ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
16094         sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
16095         ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
16096         (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
16097         sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
16098         mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
16099         sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
16100         sminv8hi3): Mark commutative
16101         operands.  Use ix86_binary_operator_ok.
16102         (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
16103         sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
16104         sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
16105         sse2_punpcklqdq): Allow operand2 in memory.
16106         (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
16107         sse2_movsd): Add memory alternatives.
16108         (sse_storelps): Turn expander into an insn; split after reload.
16109         (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
16110         (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
16112 2005-01-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
16114         * configure.ac (DWARF-2 debug_line): Use objdump.
16115         * configure: Regenerate.
16117 2005-01-08  Jeff Law  <law@redhat.com>
16118             Diego Novillo  <dnovillo@redhat.com>
16120         PR tree-optimization/18241
16121         * tree-nrv.c (tree_nrv): Ignore volatile return values.
16122         * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
16123         statements with volatile operands.
16124         * tree-ssa-operands.c (add_stmt_operand): Do add volatile
16125         operands after marking a statement with has_volatile_ops.
16127 2005-01-08  Roger Sayle  <roger@eyesopen.com>
16129         * tree.c (int_fits_type_p): Always honor integer constant
16130         TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
16132 2005-01-08  Roger Sayle  <roger@eyesopen.com>
16134         * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
16135         the latent bug in rtl_delete_block has been resolved.
16137 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
16139         * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
16140         (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
16142 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
16144         * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
16145         library as @multilib_dir@/$(SHLIB_SONAME).
16147 2005-01-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
16149         * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
16150         * configure: Regenerate.
16152 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
16154         * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
16155         TYPE_MODE.
16157 2005-01-07  David Edelsohn  <edelsohn@gnu.org>
16159         PR target/13674
16160         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
16161         Convert non-word aligned offset address using ld/std into
16162         indirect address.
16164 2005-01-07  Richard Henderson  <rth@redhat.com>
16166         * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
16168 2005-01-07  Richard SAndiford  <rsandifo@redhat.com>
16170         * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
16172 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
16174         PR tree-optimization/19283
16175         * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
16176         is not shorter than the original type.
16178         PR rtl-optimization/19012
16179         * config/i386/i386.md (addqi_1_slp): Set memory attribute.
16181         PR rtl-optimization/18861
16182         * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
16183         (FULL_STATE): Define.
16184         (mark_tablejump_edge): New function.
16185         (purge_dead_tablejump_edges): New function.
16186         (find_bb_boundaries): Use it.
16188         PR tree-optimization/18828
16189         * builtins.c (expand_builtin_next_arg): Remove argument and all
16190         the argument checking.
16191         (expand_builtin): Adjust caller.
16192         (expand_builtin_va_start): Likewise.  Remove error for too many
16193         arguments.
16194         (fold_builtin_next_arg): Issue error for too many arguments.
16195         After checking arguments, replace them with magic arguments that
16196         prevent further checking of the args.
16198 2005-01-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
16200         * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
16202 2005-01-06  Roger Sayle  <roger@eyesopen.com>
16204         PR target/6077
16205         * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
16206         and %{.S:...} (and their negative variants) to test whether the
16207         input file is assembler or pre-processed-assembler independent of
16208         the actual filename extension.
16210 2005-01-06  Roger Sayle  <roger@eyesopen.com>
16212         * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
16213         of sign or zero extended values.
16215 2005-01-06  Geoffrey Keating  <geoffk@apple.com>
16217         * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
16218         for IBM long double format correctly.
16220 2005-01-06  Daniel Berlin <dberlin@dberlin.org>
16222         Fix PR tree-optimization/18792
16224         * tree-data-ref.c (build_classic_dist_vector): Change first_loop
16225         to first_loop_depth, and use loop depth instead of loop number.
16226         (build_classic_dir_vector): Ditto.
16227         (compute_data_dependences_for_loop): Use depth, not loop number.
16228         * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
16229         number. Pass in loops, instead of loop numbers.
16230         (gather_interchange_stats): Ditto.
16231         (linear_transform_loops): Ditto.
16233 2005-01-06  Richard Sandiford  <rsandifo@redhat.com>
16235         PR rtl-opt/13299
16236         * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
16237         biv_fits_mode_p, extension_within_bounds_p): New functions.
16238         (check_ext_dependent_givs): Use them.
16240 2005-01-06  Roger Sayle  <roger@eyesopen.com>
16242         * cfgrtl.c (rtl_delete_block): A basic block may be followed by
16243         more than one barrier, in which case we should delete them all.
16245 2005-01-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
16247         * gcc.c (process_command): Change year in 'gcc --version' to 2005.
16249 2005-01-05  Daniel Berlin  <dberlin@dberlin.org>
16251         Fix PR middle-end/19286
16252         Fix PR debug/19267
16253         * dwarf2out.c (gen_subprogram_die): If we've already tried to
16254         output this subprogram, simply ignore this attempt to do it again.
16255         (add_abstract_origin_attribute): Don't abort trying to add the abstract
16256         origin attribute if it's not possible.
16257         (gen_block_die): Don't ignore subblocks of "unused" blocks.
16258         (decls_for_scope): Ditto.
16259         * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
16260         (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
16262 2005-01-05  Richard Henderson  <rth@redhat.com>
16264         PR target/11327
16265         * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
16266         (bdesc_2arg): Use it.
16267         (ix86_expand_binop_builtin): Force operands into registers
16268         when optimizing.
16269         (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
16270         ix86_expand_sse_compare, ix86_expand_sse_comi,
16271         ix86_expand_builtin): Likewise.
16273 2005-01-05  Richard Henderson  <rth@redhat.com>
16275         * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
16276         and VEC_SELECT.
16277         * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
16278         (mulv4hi3): Set itanium_class mmmul.
16279         (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
16280         (fpack): Rename from fpack_sfsf.
16282 2005-01-05  Richard Henderson  <rth@redhat.com>
16284         PR rtl-opt/10692
16285         * reload1.c (do_input_reload): Restrict the optimization deleteing
16286         a previous output reload to RELOAD_FOR_INPUT.
16288 2005-01-05  Steven Bosscher  <stevenb@suse.de>
16290         * combine.c (expand_compound_operation)  <ZERO_EXTRACT>: Add
16291         comment that we fall through after case.
16292         (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
16293         (distribute_links): Likewise.
16294         * cse.c (cse_insn): Likewise.
16295         * cselib.c (cselib_invalidate_mem): Likewise.
16296         * df.c: Update comments at the top of the file.
16297         (read_modify_subreg_p): Update comments here too.
16298         (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
16299         * flow.c (mark_set_1): Likewise.
16300         (mark_used_regs): Likewise.
16301         * gcse.c (mems_conflict_for_gcse_p): Likewise.
16302         (canon_list_insert): Likewise.
16303         (mark_set): Likewise.
16304         (try_replace_reg): Likewise.
16305         (store_killed_in_insn): Likewise.
16306         * loop.c (count_one_set): Likewise.
16307         (basic_induction_var): Likewise.
16308         * postreload-gcse.c (find_mem_conflicts): Likewise.
16309         * postreload.c (reload_combine_note_store): Likewise.
16310         (move2add_note_store): Likewise.
16311         * reload.c (find_equiv_reg): Likewise.
16312         (mark_referenced_resources): Likewise.
16313         * rtlanal.c (set_noop_p): Likewise.
16314         (note_stores): Likewise.
16315         (note_uses): Likewise.
16316         * sched-deps.c (sched_analyze_1): Likewise.
16317         * sched-rgn.c (check_live_1): Likewise.
16318         (update_live_1): Likewise.
16319         * config/i860/i860.c: Likewise.
16321         * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
16322         an lvalue.
16323         (ZERO_EXTRACT): Mention that this one can be an lvalue.
16325         * doc/rtl.texi: Update documentation for bit-fields and SET.
16327 2005-01-05  Roger Sayle  <roger@eyesopen.com>
16329         * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
16331 2005-01-05  Jan Hubicka  <jh@suse.cz>
16332             Richard Henderson  <rth@redhat.com>
16334         PR target/18910
16335         * config/i386/i386.c (ix86_expand_move): Handle tls symbols
16336         with an offset.
16338 2005-01-05  Richard Henderson  <rth@redhat.com>
16340         PR target/12902
16341         * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
16342         (sse_shufps): Change operand 3 to const_int_operand.
16343         (sse2_storelps): Fix typo in template.
16344         (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
16345         * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
16346         (ix86_expand_builtin): Likewise.
16348 2005-01-05  Julian Brown  <julian@codesourcery.com>
16350         * config/arm/arm.c (arm_return_in_memory): Treat complex types
16351         as aggregates for AAPCS ABIs.
16353 2005-01-05  Stan Shebs  <shebs@apple.com>
16355         * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
16356         Mach-O getters if ppc64.
16357         * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
16358         size argument.
16359         * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
16360         signed four-byte field for global code case.
16361         (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
16363 2005-01-05  Roger Sayle  <roger@eyesopen.com>
16365         PR middle-end/19100
16366         * c-common.c: Include real.h.
16367         (c_common_truthvalue_conversion): Avoid destructively modifying expr.
16368         Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
16369         Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
16370         * Makefile.in (c-common.o): Update dependencies.
16372 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
16374         * c-parse.in (asm_string): Add trailing semicolon.
16376 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
16378         * c-parse.in (asm_string): New.  Don't allow wide strings in
16379         'asm'.
16380         (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
16381         asm_string instead of STRING.
16383 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
16385         * c-typeck.c (constructor_no_implicit): Remove.
16386         (set_designator, process_init_element): Don't check
16387         constructor_no_implicit.
16389 2005-01-05  J"orn Rennecke <joern.rennecke@st.com>
16390             Kaz Kojima  <kkojima@gcc.gnu.org>
16392         PR target/16482
16393         * lcm.c (create_pre_exit): New.
16394         (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
16395         ENTRY_EXIT_EXTRA to 3.  Use create_pre_exit.
16397 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
16399         * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
16400         -msoft-float in target_float_switch.
16401         * arm.c (arm_override_options): Fix processing of target_float_switch.
16403 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
16405         * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
16406         preferencing.
16408 2004-01-05  Uros Bizjak  <uros@kss-loka.si>
16410         * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
16411         Replace i387 with 'i386 compiler' in -mfpmath=sse option.
16413 2005-01-04  Roger Sayle  <roger@eyesopen.com>
16415         * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
16416         if deleting the then-block allows the test-block to fallthru to the
16417         else-block.
16419 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
16421         PR c/19152
16422         * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
16423         after the full declaration if the are in two different TUs.
16425 2005-01-04  Richard Henderson  <rth@redhat.com>
16427         PR tree-opt/19158
16428         * tree-sra.c (generate_one_element_init): Just
16429         call gimplify_and_add.
16430         (generate_element_init): Record the
16431         new referenced variables and mark them for renaming
16432         and split out to ...
16433         (generate_element_init_1): This.
16434         (scalarize_init): Don't call push_gimplify_context/
16435         pop_gimplify_context.
16437 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
16439         * toplev.c (get_src_pwd): Handle failure of getpwd().
16441 2005-01-04  Roger Sayle  <roger@eyesopen.com>
16443         * fold-const.c (fold_single_bit_test): Delete unreachable handling
16444         of TRUTH_NOT_EXPR.
16445         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
16446         all the cases handled by it are inverted by invert_truthvalue.
16448 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
16450         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
16451         (save_register_windowsi): Likewise.
16453 2005-01-04  Richard Henderson  <rth@redhat.com>
16455         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
16457 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
16459         PR middle-end/17767
16460         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
16461         any simplifications of vector mode comparison operators.
16462         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
16464 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
16465             Devang Patel  <dpatel@apple.com>
16467         PR tree-optimization/18308
16468         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
16469         the operands before creating a new expression.
16470         * dojump.c (do_jump): Make drop_through_label available
16471         for all cases.  Add expansion of COND_EXPR.
16473 2005-01-04  Ira Rosen  <irar@il.ibm.com>
16475         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
16476         INTEGER_CST instead of TREE_CONSTANT.
16477         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
16478         instead of TREE_CONSTANT.
16479         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
16480         instead of TREE_CONSTANT.
16482 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
16484         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
16486 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
16488         PR target/19240
16489         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
16490         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
16492 2005-01-03  Richard Henderson  <rth@redhat.com>
16494         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
16495         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
16496         fold_convert_const_real_from_real): Split out from ...
16497         (fold_convert_const): ... here.
16499 2005-01-03  Richard Henderson  <rth@redhat.com>
16501         PR target/19235
16502         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
16503         (mov<MMXMODEI>_internal): Likewise.
16504         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
16505         Add V2SF case; use it for SSE1; don't use TI.
16506         (movdf_integer): Likewise.
16507         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
16509 2005-01-03  Ira Rosen  <irar@il.ibm.com>
16511         * tree-vectorizer.c (vect_strip_conversions): New function.
16512         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
16513         check for binary class.
16515 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
16517         Fix PR debug/17924
16518         Fix PR debug/19191
16519         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
16520         is a decl.
16521         * gimple-low.c (mark_blocks_with_used_vars): New function.
16522         (mark_blocks_with_used_subblocks): Ditto.
16523         (mark_used_blocks): Ditto.
16524         (pass_mark_used_blocks): New pass.
16525         * tree-inline.c: Include debug.h.
16526         (expand_call_inline): Call outlining_inline_function here.
16527         * tree-optimize.c (init_tree_optimization_passes): Add
16528         pass_mark_used_blocks.
16529         * tree-pass.h (pass_mark_used_blocks): New.
16530         * Makefile.in (tree-inline.o): Add debug.h dependency.
16532 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
16534         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
16535         VAR_DECLs to have weak_import attribute.
16537         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
16538         'struct ucontext'.
16540 2004-01-03  Steven Bosscher  <stevenb@suse.de>
16542         * passes.c (rest_of_compilation): Don't run regmove if only
16543         flag_expensive_optimizations, require flag_regmove instead.
16545 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
16547         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
16548         register "sparc".
16549         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
16550         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16551         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
16552         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16554 2005-01-03  Richard Henderson  <rth@redhat.com>
16556         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
16557         (ia64_const_ok_for_letter_p): New.
16558         (ia64_const_double_ok_for_letter_p): New.
16559         (ia64_extra_constraint): New.
16560         (ia64_expand_vecint_compare): New.
16561         (ia64_expand_vcondu_v2si): New.
16562         (ia64_expand_vecint_cmov): New.
16563         (ia64_expand_vecint_minmax): New.
16564         (ia64_print_operand): Add 'v'.
16565         (ia64_preferred_reload_class): New.
16566         (ia64_vector_mode_supported_p): New.
16567         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
16568         (PREFERRED_RELOAD_CLASS): Move to function.
16569         (CONST_OK_FOR_LETTER_P): Move to function.
16570         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
16571         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
16572         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
16573         (EXTRA_CONSTRAINT): Move to function.
16574         * config/ia64/ia64.md: Include vect.md.
16575         (itanium_class): Add mmalua.
16576         (type): Handle it.
16577         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
16578         (1b_mmalua): New.
16579         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
16580         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
16581         CONST0_RTX.
16582         (const_int_2bit_operand): New.
16583         (fr_reg_or_0_operand): New.
16584         * config/ia64/ia64-modes.def: Add vector modes.
16585         * config/ia64/ia64-protos.h: Update.
16586         * config/ia64/vect.md: New file.
16588 2005-01-03  Richard Henderson  <rth@redhat.com>
16590         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
16592 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
16594         PR target/19236
16595         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
16596         to SFmode.
16597         (log1pdf2): Change mode of operands[0,1] to DFmode.
16599 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
16601         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
16602         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
16603         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
16604         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
16605         SPARC_RELAXED_ORDERING.
16607 2005-01-03  Richard Henderson  <rth@redhat.com>
16608             Uros Bizjak  <uros@kss-loka.si>
16610         PR target/14631
16611         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
16612         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
16613         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
16614         handling.
16615         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
16616         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
16617         const_pow2_1_to_128_operand): New predicates.
16619 2005-01-02  Greg McGary  <greg@mcgary.org>
16621         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
16622         anonymous decls.
16623         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
16624         object.  [ptr_type]: Remove unused variable.
16625         Remember nearest addressable array-element or record-component
16626         when checking bitfield components.  Tolerate empty BIND_EXPR.
16628 2005-01-01  Richard Henderson  <rth@redhat.com>
16630         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
16631         that don't narrow the value.  Fail for other conversions.
16633 2005-01-01  Richard Henderson  <rth@redhat.com>
16635         PR c/19031
16636         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
16637         * c-lang.c (finish_file): Don't do it here.
16638         * objc/objc-act.c (objc_finish_file): Likewise.
16640         * cgraph.c (decl_assembler_name_equal): New.
16641         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
16642         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
16643         * cgraph.h (struct cgraph_varpool_node): Add next.
16644         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
16645         * varasm.c (assemble_alias): Mark the target as needed.
16647 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
16649         PR middle-end/19221
16650         * function.c (get_arg_pointer_save_area): Use entry_of_function
16651         instead of get_insns.
16653 2005-01-01  Roger Sayle  <roger@eyesopen.com>
16654             Andrew Pinski  <pinskia@physics.uc.edu>
16655             James E. Wilson  <wilson@specifixinc.com>
16657         PR rtl-optimization/12092
16658         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
16659         is zero.
16661 2005-01-01  Roger Sayle  <roger@eyesopen.com>
16662             Olivier Hainque  <hainque@act-europe.fr>
16664         * tree.c (int_fits_type_p): A narrower type always fits in a
16665         wider one, except for negative values into unsigned types.
16667 2005-01-01  Roger Sayle  <roger@eyesopen.com>
16669         * tree.c (int_fits_type_p): Compare the result of force_fit_type
16670         with the original constant rather than require TREE_OVERFLOW.
16672 2005-01-01  Steven Bosscher  <stevenb@suse.de>
16674         PR middle-end/17544
16675         * c-decl.c (finish_function): If compiling C99, annotate the
16676         compiler generated return with the current file name and line 0.
16677         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
16678         the source line is greater than 0.
16679         (remove_bb): Likewise.