* gcc.dg/const-elim-1.c: Remove xfail for xtensa-*-*.
[official-gcc.git] / gcc / ChangeLog
bloba5e907c6305e656b4b1e059da85e64f4d7474a2c
1 2005-05-10  Richard Henderson  <rth@redhat.com>
3         * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
4         before comparing it for success.
6 2005-05-10  Richard Henderson  <rth@redhat.com>
8         * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
9         no return value pattern.
11 2005-05-10  Grigory Zagorodnev  <grigory.zagorodnev@intel.com>
12             H.J. Lu  <hongjiu.lu@intel.com>
14         * libgcov.c (create_file_directory): New function. Create
15         directory for the given file name.
16         (gcov_max_filename): New static var. Keeps size of the longest
17         file name.
18         (gcov_exit): Always try to create directory for output
19         file. Relocate each filename basing on environment vars.
20         (__gcov_init): Remember the longest file name.
21         * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
22         * doc/gcov.texi (Cross-profiling): New node documenting
23         cross-profiling management.
24         * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
26 2005-05-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
28         * config/sparc/sparc.c (mem_min_alignment): Do not rely
29         on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
31 2005-05-10  Bob Wilson  <bob.wilson@acm.org>
33         * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
34         case code to avoid one move instruction.
35         (__umodsi3, __modsi3): Merge duplicated code sequences.
37 2005-05-10  Kazu Hirata  <kazu@cs.umass.edu>
39         * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
40         config/sh/sh.md, config/sh/superh.h: Fix comment typos.
41         * doc/invoke.texi: Fix typos.
43         * tree-data-ref.c (analyze_array_indexes, analyze_array,
44         init_data_ref, access_functions_are_affine_or_constant_p,
45         free_data_refs): Use VEC instead of VARRAY.
46         * tree-data-ref.h (data_reference): Change the type of
47         access_fns to VEC(tree,gc)*.
48         (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
50 2005-05-10  Gabor Loki <loki@gcc.gnu.org>
52         PR c/17913
53         * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
54         * fold-const.c (fold): Expand the condition of reducing cond_expr.
55         (contains_label_1, contains_label_p): New functions for checking
56         labels in a sub-tree.
58 2005-05-10  Joseph S. Myers  <joseph@codesourcery.com>
60         PR c/21342
61         * c-decl.c (pushdecl): When there is a declaration in the current
62         scope and the declarations are external linkage, check for
63         compatibility with the type in the external scope and update the
64         type in the external scope with the composite type information.
65         Do not form a composite type of the new type and the visible type
66         if they are incompatible.
68 2005-05-10  Nathan Sidwell  <nathan@codesourcery.com>
70         * crtstuff.c: Revert part of 2005-05-08 Change.
71         (IN_LIBGCC2): Define.
73 2005-05-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
75         * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
76         remove redundant test.
77         (fp_mov_p): Accept 0.
78         (fp_high_losum_p): Remove redundant test.
79         * config/sparc/predicates.md (const_high_operand): Explicitly test
80         (not small_int_operand).
81         (fp_const_high_losum_operand): New.
82         * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'.  Reorder.
83         (movdi_insn_sp32_v9): Use canonical predicates.
84         (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
85         (movdi_insn_sp64_novis): Delete.
86         (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
87         (movsf_insn_novis): Delete.
88         (movsf_insn_vis): Rename into movsf_insn.
89         (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
90         (movsf_lo_sum): Use fp_const_high_losum_operand.
91         (movsf_high): Likewise.
92         (movsf_high_losum splitter): Likewise.
93         (mov<V32:mode> expander): Use register_or_zero_operand.
94         (mov<V64:mode> expander): Likewise.
95         (movdf_insn_sp32): Use register_or_zero_operand.
96         (movdf_no_e_insn_sp32): Use register_or_zero_operand.
97         Rename into movdf_insn_sp32_no_fpu.
98         (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
99         Rename into movdf_insn_sp32_v9_no_fpu.
100         (movdf_insn_v9only_novis): Delete.
101         (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
102         (movdf_insn_sp64_novis): Delete.
103         (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
104         (movdf_no_e_insn_sp64): Use register_or_zero_operand. 
105         Rename into movdf_insn_sp64_no_fpu.
106         (movtf expander): Use register_or_zero_operand.
107         (movtf_insn_sp32): Delete.
108         (movtf_insn_vis_sp32): Use register_or_zero_operand.
109         Rename into movtf_insn_sp32.
110         (movtf_no_e_insn_sp32): Use register_or_zero_operand.
111         Rename into movtf_insn_sp32_no_fpu.
112         (movtf_insn_hq_sp64): Delete.
113         (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
114         Rename into movtf_insn_sp64_hq.
115         (movtf_insn_sp64): Delete.
116         (movtf_insn_vis_sp64): Use register_or_zero_operand.
117         Rename into movtf_insn_sp64.
118         (movtf_no_e_insn_sp64): Use register_or_zero_operand.
119         Rename into movtf_insn_sp64_no_fpu.
121 2005-05-10  Nathan Sidwell  <nathan@codesourcery.com>
123         * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
124         gcc_assert and gcc_unreachable as appropriate.
125         (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
126         xstormy16_output_cbranch_si, xstormy16_split_move,
127         xstormy16_initial_elimination_offset,
128         xstormy16_encode_section_info, xstormy16_print_operand_address,
129         xstormy16_expand_call, xstormy16_expand_arith,
130         xstormy16_output_shift, xstormy16_init_builtins): Likewise.
132 2005-05-10  Kazu Hirata  <kazu@cs.umass.edu>
134         * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
135         const_copies to VEC(tree,heap)*.
136         (new_elim_graph, delete_elim_graph, elim_graph_size,
137         elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
138         instead of VARRAY.
140 2005-05-10  Joseph S. Myers  <joseph@codesourcery.com>
142         PR other/21052
143         * doc/extend.texi (Type Attributes): Correct example syntax.
145 2005-05-09  Joseph S. Myers  <joseph@codesourcery.com>
147         PR c/21160
148         * doc/invoke.texi (-Wuninitialized): Update documentation.
150 2005-05-09  Richard Earnshaw  <richard.earnshaw@arm.com>
152         * arm.c (const_ok_for_arm): Use a faster algorithm.
154 2005-05-09  David Edelsohn  <edelsohn@gnu.org>
156         PR target/21477
157         * config/rs6000/rs6000.md (add_op2): New.
158         (add<mode>3): Use it.
160 2005-05-09  Richard Earnshaw  <richard.earnshaw@arm.com>
162         * arm.c (arm_gen_constant): Add new heuristic for generating
163         constant integers that can be expressed as the difference of two
164         valid immediates.
166 2005-05-09  Roger Sayle  <roger@eyesopen.com>
168         * c-tree.h (parser_build_unary_op): New prototype.
169         * c-typeck.c (parser_build_unary_op): New function to construct
170         a unary operation in the C parser.
171         * c-parser.c (c_parser_unary_expression):  Use the new function
172         parser_build_unary_op when appropriate.
174 2005-05-09  Mark Mitchell  <mark@codesourcery.com>
176         PR 18655
177         * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
178         before outputting DWARF_FRAME_RETURN_COLUMN.
180 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
182         * config/s390/s390.c: (s390_branch_condition_mask,
183         s390_branch_condition_mnemonic, s390_extra_constraint_str,
184         s390_const_ok_for_constraint_p, s390_expand_plus_operand,
185         legitimize_pic_address, s390_emit_tls_call_insn,
186         legitimize_tls_address, legitimize_tls_address,
187         s390_expand_addcc, print_shift_count_operand, print_operand,
188         addr_generation_dependency_p, annotate_constant_pool_refs,
189         s390_split_branches, find_constant_pool_ref,
190         replace_constant_pool_ref, s390_add_constant, s390_find_constant,
191         s390_find_execute, s390_mainpool_start, s390_chunkify_start,
192         s390_output_pool_entry, s390_function_value,
193         s390_call_saved_register_used, s390_emit_call): Replace
194         conditional aborts by gcc_assert and unconditional by gcc_unreachable.
195         (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
196         s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
197         get_some_local_dynamic_name, s390_function_arg_size,
198         s390_function_arg_advance, s390_function_arg,
199         s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
200         default case by gcc_unreachable.
201         * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
202         conditional abort by gcc_assert.
203         ("doloop_si31"): Replace abort in last else by gcc_unreachable.
204         ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
206 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
208         * config/s390/s390.c: (s390_decompose_address,
209         tls_symbolic_operand, legitimate_pic_operand_p,
210         legitimate_constant_p, legitimate_reload_constant_p,
211         s390_expand_plus_operand, legitimate_address_p,
212         legitimate_la_operand_p, ): Remove 'register' from signature.
213         (symbolic_reference_mentioned_p,
214         tls_symbolic_reference_mentioned_p): Remove 'register' from local
215         variable declarations.
216         (legitimize_address): Remove 'register' from
217         signature and local variable declarations.
219 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
221         * config/s390/s390-protos.h: (s390_match_ccmode,
222         s390_match_ccmode_set, reg_used_in_mem_p,
223         symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
224         legitimate_la_operand_p, preferred_la_operand_p,
225         s390_short_displacement, addr_generation_dependency_p,
226         legitimate_reload_constant_p, legitimate_address_p): Change return type
227         into 'bool'.
228         (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'. 
229         * config/s390/s390.c: (s390_match_ccmode,
230         symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
231         legitimate_reload_constant_p): Change return type into 'bool'.
232         (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
233         Likewise.  Additionally adapted comment.  
234         (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
235         (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'. 
236         (s390_decompose_address): Change the type of the internal flags
237         "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
238         (struct s390_address): Change type of "pointer" into bool.
239         * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
240         Adapt calls for 's390_tm_ccmode' to the new signature.
242 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
244         * config/s390/s390.c: (s390_match_ccmode_set,
245         s390_branch_condition_mnemonic, s390_short_displacement,
246         s390_decompose_address, get_thread_pointer, legitimize_tls_address,
247         print_shift_count_operand, get_some_local_dynamic_name,
248         get_some_local_dynamic_name_1, reg_used_in_mem_p,
249         addr_generation_dependency_p, s390_split_branches,
250         annotate_constant_pool_refs, find_constant_pool_ref,
251         replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
252         s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
253         s390_register_info, s390_frame_info, s390_init_frame_layout,
254         s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
255         restore_gprs, s390_function_arg_size, s390_function_arg_float,
256         s390_init_machine_status, s390_assemble_integer, s390_handle_option,
257         s390_encode_section_info, s390_cannot_force_const_mem,
258         s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
259         s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
260         s390_adjust_priority, s390_issue_rate,
261         s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
262         s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
263         s390_build_builtin_va_list, s390_gimplify_va_arg,
264         s390_function_ok_for_sibcall, s390_call_saved_register_used,
265         s390_pass_by_reference, s390_fixed_condition_code_regs,
266         s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
267         s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
268         s390_chunkify_cancel, s390_start_pool, s390_end_pool,
269         s390_add_pool_insn, s390_find_pool, s390_add_constant,
270         s390_find_constant, s390_add_execute, s390_find_execute,
271         s390_execute_label, s390_execute_target, s390_dump_pool,
272         s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes. 
273         Move target macro definitions to the end of the file.  Move several
274         functions within the file to assure correct compiling.
276 2005-05-09  Steven Bosscher  <stevenb@suse.de>
278         * calls.c (purge_reg_equiv_notes): Remove, fold into...
279         (fixup_tail_calls): ...here.  Only look at insns between the
280         start of the function and the FUNCTION_BEG insn note.
282         * gcse.c (one_cprop_pass): Fix typos in dumps.
284         * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
286 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
288         * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
289         * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
290         "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
291         Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
292         CC_REGNUM)'.
293         ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
294         '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
295         ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
296         REG_SC)'.
298 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
300         * config/s390/s390.md: ("gf") New mode attribute.
301         ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
302         "fixuns_truncsfsi2"): Merge.
303         ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
304         ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
305         "fix_truncsfsi2_ieee"): Merge.
307 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
309         * config/s390/s390.md: ("FPR") New mode macro.
310         ("de", "dee"): New mode attributes.
311         ("cmpdf", "cmpsf"): Merge.
312         ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
313         ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
314         ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
315         ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
316         ("floatdidf2", "floatdisf2"): Merge.
317         ("adddf3", "addsf3"): Merge.
318         ("*adddf3", "*addsf3"): Merge.
319         ("*adddf3_cc", "*addsf3_cc"): Merge.
320         ("*adddf3_cconly", "*addsf3_cconly"): Merge.
321         ("*adddf3_ibm", "*addsf3_ibm"): Merge.
322         ("subdf3", "subsf3"): Merge.
323         ("*subdf3", "*subsf3"): Merge.
324         ("*subdf3_cc", "*subsf3_cc"): Merge.
325         ("*subdf3_cconly", "*subsf3_cconly"): Merge.
326         ("*subdf3_ibm", "*subsf3_ibm"): Merge.
327         ("muldf3", "mulsf3"): Merge.
328         ("*muldf3", "*mulsf3" "): Merge.
329         ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
330         ("*fmadddf", "*fmaddsf"): Merge.
331         ("*fmsubdf", "*fmsubsf"): Merge.
332         ("divdf3", "divsf3"): Merge.
333         ("*divdf3", "*divsf3"): Merge.
334         ("*divdf3_ibm", "*divsf3_ibm"): Merge.
335         ("negdf2", "negsf2"): Merge.
336         ("*negdf2_cc", "*negsf2_cc"): Merge.
337         ("*negdf2_cconly", "*negsf2_cconly"): Merge.
338         ("*negdf2", "*negsf2"): Merge.
339         ("*negdf2_ibm", "*negsf2_ibm"): Merge.
340         ("absdf2", "abssf2"): Merge.
341         ("*absdf2_cc", "*abssf2_cc"): Merge.
342         ("*absdf2_cconly", "*abssf2_cconly"): Merge.
343         ("*absdf2", "*abssf2"): Merge.
344         ("*absdf2_ibm", "*abssf2_ibm"): Merge.
345         ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
346         ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
347         ("*negabsdf2", "*negabssf2"): Merge.
348         ("sqrtdf2", "sqrtsf2"): Merge.
350 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
352         * config/s390/s390.c: (s390_adjust_priority): Adapt to changed 
353         attribute names.
354         * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
355         "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
356         ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
357         "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
358         attribute names.
359         * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
360         fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
361         "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
362         fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
363         ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
364         "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
365         "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
366         "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
367         "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
368         "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
369         "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
370         "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
371         "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
372         "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
373         "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
374         "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
375         'type' value.
376         ("*divsf3"): Additionally rename second pattern to
377         "*divsf3_ibm".
378         ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
379         "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
380         "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
381         "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
382         "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
383         'type values' and rename 'type' value.
384         ("*addsf3"): Additionally rename second pattern to
385         "*addsf3_ibm".
387 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
389         * config/s390/s390.md: ("SHIFT"): New mode macro.
390         ("lr", "shift"): New mode attributes.
391         ("ashldi3", "lshrdi3"): Merge.
392         ("*ashldi3_31", "*lshrdi3"_31): Merge.
393         ("*ashldi3_64", "*lshrdi3"_64): Merge.
394         ("ashlsi3", "lshrsi3"): Merge.
396 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
398         * config/s390/s390.md: ("DSI", "SCOND"): New mode 
399         macros.
400         ("E", "g"): New mode attributes.
401         ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
402         ("*adddi3_alc", "*addsi3_alc"): Merge.
403         ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
404         ("*subdi3_slb", "*subsi3_slb"): Merge.
405         ("adddicc", "addsicc"): Merge.
406         ("*sconddi", "*scondsi"): Merge.
407         ("*sconddi_neg", "*scondsi_neg"): Merge.
408         ("sltu", "sgtu", "sleu", "sgeu"): Merge.
409         ("negdi2", "negsi2"): Extract expander pattern from
410         "negsi2" and merge with "negdi2".
411         ("*negdi2"): Merge with instruction pattern of "negsi2".
412         ("*negdi2_cc", "*negsi2_cc"): Merge.
413         ("*negdi2_cconly", "*negsi2_cconly"): Merge.
414         ("rotldi3", "rotlsi3"): Merge.
416 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
418         * config/s390/s390.md: ("hc"): New mode attribute.
419         ("extendhidi2", "extendqidi2"): Merge.
420         ("*extendhidi2", "*extendqidi2"): Merge.
421         ("extendhisi2", "extendqisi2"): Merge.
422         ("zero_extendhidi2", "zero_extendqidi2"): Merge.
423         ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
424         Merged 2 define_split.
425         ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
426         ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
428 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
430         * config/s390/s390.md: ("COMPARE"): New mode macro.
431         ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
432         "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
433         "bungt", "bunle", "bunge", "bltgt"): Merge.
435 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
437         * config/s390/s390.md: ("INT"): New mode macro.
438         ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
439         Merge.
441 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
443         * config/s390/s390.md: ("GPR", "P"): New mode macros.
444         ("cmpdi", "cmpsi"): Merge.
445         ("strlendi", "strlensi"): Merge.
446         ("*strlendi", "*strlensi"): Merge.
447         ("movmemdi", "movmemsi"): Merge.
448         ("clrmemdi", "clrmemsi"): Merge.
450 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
452         * config/s390/s390.md: ("HQI"): New mode macro.
453         ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
454         ("*tmhi_full", "*tmqi_full"): Merge.
455         ("*tsthiCCT", "*tstqiCCT"): Merge.
456         ("*tsthi", "*tstqi"): Merge.
457         ("*tsthi_cconly", "tstqi_cconly"): Merge.
458         ("*sethighhisi", "*sethighqisi"): Merge.
459          
460 2005-05-09  Kazu Hirata  <kazu@cs.umass.edu>
462         * crtstuff.c, integrate.h, tree-scalar-evolution.h,
463         config/alpha/unicosmk.h, config/arc/arc.md,
464         config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
465         config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
466         config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
467         config/arm/semi.h, config/arm/uclinux-elf.h,
468         config/arm/wince-pe.h, config/fr30/fr30.c,
469         config/rs6000/altivec.h: Update copyright.
471 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
473         * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
474         gcc_assert and gcc_unreachable as appropriate.
475         (pdp11_output_function_epilogue, output_move_double,
476         output_move_quad, print_operand_address, output_jump,
477         output_addr_const_pdp11): Likewise.
478         * config/pdp11/pdp11.h (FUNCTION_PROFILER,
479         ASM_OUTPUT_ALIGN): Likewise.
480         * config/pdp11/pdp11.md: Likewise.
481         (extendhisi2, subhi3, subqi3): Likewise.
483 2005-05-09  David Edelsohn  <edelsohn@gnu.org>
485         PR middle-end/21237
486         * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
487         to NE_EXPR case.
489 2005-05-09  Kazu Hirata  <kazu@cs.umass.edu>
491         * config/ia64/ia64.c: Fix a comment typo.
493 2005-05-09  Richard Earnshaw  <rearnsha@arm.com>
495         PR target/21397
496         * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
497         (arm_override_options): Use them instead of manifest constants.  Don't
498         allow -march to override the -mtune setting.
500 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
502         * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
503         (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
504         (function_arg_advance, function_arg, save_restore_insns,
505         iq2000_expand_prologue, iq2000_output_conditional_branch,
506         expand_one_builtin, print_operand):
507         * config/iq2000/iq2000.md (tablejump): Likewise.
509 2005-05-09  David Ung  <davidu@mips.com>
511         * config/mips/mips.h (processor_type): Add names for the 24K. 
512         * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
513         processor family.
514         * config/mips/mips.md (cnv_mode): New attribute for recording the
515         conversion types of float convert insns.
516         (cpu): Add 24k and 24kx.
517         (include): Include 24k.md file.
518         (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
519         (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
520         (floatdisf2): Setup cnv_mode.
521         (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
522         setup cnv_mode.
523         * config/mips/24k.md: New file, contains 24k DFA pipeline
524         description. 
526 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
528         * config/sh/sh.c (print_operand_address): Use gcc_assert and
529         gcc_unreachable as appropriate.
530         (print_operand, prepare_move_operands, prepare_scc_operands,
531         output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
532         gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
533         fixup_mova, gen_far_branch, sh_reorg, split_branches,
534         final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
535         sh_set_return_address, sh_setup_incoming_varargs,
536         initial_elimination_offset, sh_pch_valid_p, get_free_reg,
537         sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
538         check_use_sfunc_addr): Likewise.
539         * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
540         * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
541         * config/sh/symbian.c (sh_symbian_mark_dllexport,
542         sh_symbian_mark_dllimport): Likewise.
543         * config/sh/sh.md: Likewise.
544         (movdicc, call_pop, call_value_pop, casesi_worker_1,
545         casesi_worker_2, casesi_shift_media, casesi_load_media,
546         return_media): Likewise.
548 2005-05-08  Roger Sayle  <roger@eyesopen.com>
550         PR inline-asm/8788
551         * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
552         operands.
554 2005-05-08  Richard Henderson  <rth@redhat.com>
556         * config/alpha/alpha.c (adjust_address): Fix typo last change.
558 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
560         * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
561         and -1 can happen in reg_renumber when no hard register is assigned.
563 2005-05-08  Steven Bosscher  <stevenb@suse.de>
564             Kazu Hirata  <kazu@cs.umass.edu>
566         PR tree-optimization/14841, tree-optimization/15838
567         * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
568         (evaluate_stmt): Call it.
570 2005-05-08  Jakub Jelinek  <jakub@redhat.com>
572         * config/ia64/ia64.c (ia64_override_options): Don't set
573         ia64_flag_var_tracking and clear flag_var_tracking here...
574         (ia64_file_start): ... but here.
576 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
578         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
579         and gcc_unreachable as appropriate.
580         (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
581         m68hc11_gen_highpart, print_operand, print_operand_address,
582         m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
583         m68hc11_gen_movhi): Likewise.
584         * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
585         * config/m68hc11/m68hc11.md: Reword comment.
587 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
589         PR target/21281
590         * config/m68hc11/predicates.md (splitable_operand): An immediate is
591         allowed.
593 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
595         * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
596         the 68HC12 address indirect addressing mode as it is not supported by
597         bset and bclr.
598         * config/m68hc11/m68hc11-protos.h
599         (m68hc11_valid_addressing_p): Declare.
600         (m68hc11_add_mode): Declare.
601         * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
602         register_indirect_p and export it.
603         (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
604         instruction so that it is part of the good BB.
605         (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
606         addressing with movw.
607         (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
608         68HC12.
609         * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
610         ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
611         * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
612         for 68HC11.
613         ("*movhi_68hc12"): Handle movhi_const0.
614         ("*subhi3", "subqi3"): Use general_operand for operand 1.
615         ("*subhi3_zext"): Likewise.
617 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
619         PR target/19051
620         * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
621         operand 1 and fix constraints.
622         ("mulqihi3"): Use general_operand for operand 2.
624 2005-05-08  Julian Brown  <julian@codesourcery.com>
625             H.J. Lu  <hongjiu.lu@intel.com>
626             Paul Brook  <paul@codesourcery.com>
628         * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
629         GNU linker. Support linker version x.x.x.x.x. Require GNU linker
630         20050308/2.16.0 or newer for comdat group.
631         * configure: Regenerated.
632         * config.in: Regenerated.
633         * varasm.c (default_function_rodata_section): Put .rodata section in
634         COMDAT group when necessary.
635         (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
636         HAVE_COMDAT_GROUP.
637         (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
638         available.
640 2005-05-08  Kazu Hirata  <kazu@cs.umass.edu>
642         * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
643         instead of VARRAY.
644         * tree-flow.h (num_referenced_var, referenced_var): Likewise.
645         * tree-into-ssa.c (mark_def_site_blocks): Likewise.
646         * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
647         * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
649 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
651         PR target/16925
652         * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
653         64-bit constants on 64-bit hosts.
654         (m68hc11_split_logical): Simplify.
655         (m68hc11_split_move): Likewise.
657 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
658             Paolo Bonzini  <bonzini@gnu.org>
660         * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
661         * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
662         * configure.ac (enable_checking): Fix typos in runtime_checking.
663         (ENABLE_RUNTIME_CHECKING): Mark as target template.
664         (xm_file): Prepend auto-host.h
665         (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
666         * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
667         tconfig.h.
668         * crtstuff.c: Do not include auto-host.h.
669         (IN_LIBGCC2): Do not define.
670         * gcov-io.h: Include tconfig.h, not auto-host.h.
671         * libgcc2.c: Do not include auto-host.h.
672         (abort): Do not undefine.
673         * libgcov.c: Remove unneeded comment about config.h.
674         * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
675         * config.in, configure: Regenerated.
676         
677 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
678             Falk Hueffner  <falk@debian.org>
680         * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
681         and gcc_unreachable as appropriate.
682         (get_aligned_mem, get_unaligned_address,
683         alpha_emit_set_long_const, alpha_emit_conditional_branch,
684         alpha_emit_setcc, alpha_emit_conditional_move,
685         alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
686         alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
687         alpha_expand_unaligned_load, alpha_expand_block_move,
688         alpha_expand_zap_mask, get_trap_mode_suffix,
689         get_round_mode_suffix, get_some_local_dynamic_name,
690         print_operand_address, function_arg, alpha_return_in_memory,
691         function_value, alpha_expand_builtin,
692         alpha_initial_elimination_offset, alpha_expand_epilogue,
693         summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
694         alphaev5_next_group, alpha_align_insns,
695         unicosmk_initial_elimination_offset, unicosmk_unique_section,
696         unicosmk_ssib_name): Likewise.
697         * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
698         * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
699         ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
700         * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
701         ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
702         * config/alpha/alpha.md (*divmodsi_internal_er,
703         *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
704         call_nt, call_umk, call_vms, call_value, sibcall_value,
705         call_value_osf, call_value_nt, call_value_vms, call_value_umk,
706         *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
707         * config/alpha/predicates.md (input_operand): Likewise.
709 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
711         * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
712         gcc_unreachable, as appropriate.
713         (frv_function_prologue, frv_alloc_temp_reg,
714         frv_initial_elimination_offset, frv_expand_block_move,
715         frv_expand_block_clear, frv_print_operand_jump_hint,
716         frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
717         frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
718         frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
719         frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
720         frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
721         frv_in_small_data_p, frv_asm_out_constructor,
722         frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
723         * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
724         *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
725         *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
726         sibcall_value, casesi): Likewise.
728         * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
729         gcc_unreachable as appropriate.
730         (print_operand_address, mn10300_print_reg_list, expand_prologue,
731         expand_epilogue, notice_update_cc, initial_offset,
732         mn10300_address_cost_1): Likewise.
733         * config/mn10300/mn10300.md: Likewise.
734         (absdf2, abssf2, negdf2, negsf2): Likewise.
736 2005-05-08  Richard Sandiford  <rsandifo@redhat.com>
738         PR target/21416
739         * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
740         comparisons.
741         * config/mips/mips.md (swapped_fcond): New code macro and attribute.
742         (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
743         including sunge_<mode> and sungt_<mode>.
745 2005-05-08  Richard Sandiford  <rsandifo@redhat.com>
747         * integrate.h (get_hard_reg_initial_val): Change type of register
748         parameter from int to unsigned int.
749         (has_hard_reg_initial_val): Likewise.
750         * integrate.c (get_hard_reg_initial_val): Likewise.
751         (has_hard_reg_initial_val): Likewise.  Remove cast to unsigned int.
753 2005-05-08  Kazu Hirata  <kazu@cs.umass.edu>
755         * except.c (eh_status): Change the type of ttype_data to
756         VEC(tree,gc)*.
757         (add_ttypes_entry, assign_filter_values,
758         output_function_exception_table): Use VEC instead of VARRAY.
760 2005-05-07  David Edelsohn  <edelsohn@gnu.org>
762         * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
764 2005-05-07  Paul Brook  <paul@codesourcery.com>
766         * Makefile.in: Fix dependencies.
767         (GCOV_IO_H, VARRAY_H): Set.
769 2005-05-07  Anthony Green  <green@redhat.com>
771         PR bootstrap/21403
772         * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
773         x$STMP_FIXPROTO test.
774         * configure: Rebuilt.
776 2005-05-07  Joseph S. Myers  <joseph@codesourcery.com>
778         * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
779         inappropriate feature test macros if flag_iso.
781 2005-05-07  Joseph S. Myers  <joseph@codesourcery.com>
783         * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
785 2005-05-07  Hans-Peter Nilsson  <hp@axis.com>
787         PR target/21441
788         * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
789         ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
790         Handle moved operand being in special register.
791         ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
792         presumed working insn.
793         (mover2side): Add FIXME.
795 2005-05-07  Richard Sandiford  <rsandifo@redhat.com>
797         * integrate.c (get_func_hard_reg_initial_val): Delete.
798         (has_func_hard_reg_initial_val): Delete.
799         (get_hard_reg_initial_val): Inline the old implementation of
800         get_func_hard_reg_initial_val.  Use has_hard_reg_initial_val
801         instead of has_func_hard_reg_initial_val to test for an existing
802         pseudo.  Only create an rtx if a new initial value entry is needed.
803         (has_hard_reg_initial_val): Scan the initial value list directly.
804         Don't create an rtx.
806 2005-05-07  David Edelsohn  <edelsohn@gnu.org>
808         * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
809         from extra_options.
810         * config.in (HAVE_AS_POPCNTB): New.
811         * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
812         (HAVE_AS_POPCNTB): New.
813         * configure: Regenerated.
814         * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
815         * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
816         MASK_POPCNTB.  Uncomment rs6000_sched_restricted_insns_priority
817         and rs6000_sched_costly_dep.
818         * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
819         (TARGET_XL_COMPAT): Delete.
820         * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
821         (popcount<mode>2): New.
822         (popcntb<mode>2): New.
823         * config/rs6000/rs6000.opt (mpopcntb): New.
825         * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
826         if variable name exists.
828 2005-05-07  Matt Kraai  <kraai@ftbfs.org>
830         * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
832 2005-05-07  Richard Henderson  <rth@redhat.com>
834         PR target/21412
835         * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
836         with constant offsets.
838 2005-05-07  Nathan Sidwell  <nathan@codesourcery.com>
840         * config/v850/v850.c (print_operand): Use gcc_assert and
841         gcc_unreachable, as appropriate.
842         (print_operand_address, v850_handle_data_area_attribute,
843         v850_encode_data_area, construct_restore_jr, construct_save_jarl,
844         v850_insert_attributes, construct_prepare_instruction): Likewise.
845         * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
846         * config/v850/v850.md (movsicc, *sasf_1): Likewise.
848 2005-05-07  Kazu Hirata  <kazu@cs.umass.edu>
850         * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
851         config/rs6000/rs6000.h: Fix comment typos.
853 2005-05-07  Richard Sandiford  <rsandifo@redhat.com>
855         * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
856         * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
857         (mips_scalar_mode_supported_p): Delete.
859 2005-05-06  Eric Christopher  <echristo@redhat.com>
861         * config/mips/mips.opt: Remove -mint64 option.
862         * config/mips/mips.c (override_options): Remove -mint64
863         handling.
864         * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
865         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
866         64-bit integer handling.
867         * doc/invoke.texi (Option Summary): Remove -mint64 for
868         mips.
870 2005-05-06  Zdenek Dvorak  <dvorakz@suse.cz>
872         PR tree-optimization/19401
873         * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
874         * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
875         (estimated_unrolled_size): New function.
876         (try_unroll_loop_completely, canonicalize_loop_induction_variables,
877         tree_unroll_loops_completely): Always unroll loops if the code size
878         does not increase.
879         * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
880         loops should be unrolled completely.
881         (gate_tree_complete_unroll): Run complete unrolling unconditionally.
883 2005-05-06  Zdenek Dvorak  <dvorakz@suse.cz>
885         PR rtl-optimization/21254
886         * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
887         assumptions for loops that otherwise do not roll.
888         (find_simple_exit): Prefer # of iterations that is guaranteed
889         not to be infinite.
890         * loop-unroll.c (decide_peel_once_rolling,
891         decide_peel_completely): Check whether the loop is infinite.
893 2005-05-06  Pat Haugen  <pthaugen@us.ibm.com>
895         * config/rs6000/sysv4.opt: Fix typo.
897 2005-05-06  Denis Vlasenko  <vda@port.imtp.ilyichevsk.odessa.ua>
898             Jakub Jelinek  <jakub@redhat.com>
900         PR target/21329
901         * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
902         for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
903         Don't use rep; movs{l,q} if the repetition count is really small,
904         instead use a sequence of movs{l,q} instructions.
906 2005-05-06  Jeff Law  <law@redhat.com>
908         PR tree-optimization/21380
909         * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
910         thread through a block with no preds.
912 2005-05-06  Kazu Hirata  <kazu@cs.umass.edu>
914         * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
915         ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
916         add_call_read_ops): Use VEC instead of VARRAY.
918 2005-05-06  Nathan Sidwell  <nathan@codesourcery.com>
920         * config/mcore/mcore.c (mcore_print_operand_address): Use
921         gcc_assert and gcc_unreachable as appropriate.
922         (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
923         mcore_output_andn, output_inline_const, mcore_output_move,
924         mcore_output_movedouble, mcore_expand_block_move,
925         layout_mcore_frame, mcore_initial_elimination_offset,
926         mcore_expand_prolog, mcore_mark_dllexport,
927         mcore_mark_dllimport): Likewise.
928         * config/mcore/mcore.h (switch_to_section): Likewise.
929         * config/mcore/mcore.md: Likewise.
931 2005-05-06  Aldy Hernandez  <aldyh@redhat.com>
933         * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
934         TARGET_PROFILE_KERNEL.
936         * config/rs6000/rs6000.c (output_profile_hook): Add comment to
937         TARGET_PROFILE_KERNEL use.
939 2005-05-06  Nathan Sidwell  <nathan@codesourcery.com>
941         * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
942         and gcc_unreachable, as appropriate.
943         (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
944         m32r_expand_prologue, m32r_output_function_epilogue,
945         m32r_legitimize_pic_address, m32r_print_operand_address,
946         emit_cond_move, m32r_function_symbol,
947         m32r_output_block_move): Likewise.
948         * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
949         * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
950         *rev_zero_branch_insn): Likewise.
951         
952 2005-05-06  Jakub Jelinek  <jakub@redhat.com>
954         PR c++/20961
955         * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
956         if both NEWDECL and OLDDECL are already weak.
958 2005-05-06  Richard Sandiford  <rsandifo@redhat.com>
960         * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
962 2005-05-05  J"orn Rennecke  <joern.rennecke@st.com>
963             Kaz Kojima  <kkojima@gcc.gnu.org>
965         * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
966         and plus_constant.
968 2005-05-05  Aldy Hernandez  <aldyh@redhat.com>
969             David Edelsohn  <edelsohn@gnu.org>
971         * config.gcc: Add .opt magic for the rs6000 ports.
973         * doc/invoke.texi: Document -mabi= option properly.  Document
974         -misel and -mno-sel.  Document -mspe and -mno-spe.  Document
975         -mvrsave and -mno-vrsave.  Document deprecation of -mspe= and
976         -misel=.
978         * config/rs6000/aix.h: Remove XL_COMPAT stuff.  Remove
979         SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES.  Define
980         TARGET_XL_COMPAT.
982         * config/rs6000/aix.opt: New.
983         * config/rs6000/aix41.opt: New.
984         * config/rs6000/aix64.opt: New.
985         * config/rs6000/darwin.opt: New.
986         * config/rs6000/linux64.opt: New.
987         * config/rs6000/rs6000.opt: New.
988         * config/rs6000/sysv4.opt: New.
990         * config/rs6000/sysv4.h: Delete definitions of MASK_* and
991         associated TARGET_*.  Remove SUBTARGET_OPTIONS,
992         SUBTARGET_SWITCHES.
993         Define TARGET_USES_SYSV4_OPT.
994         * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
995         * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES.  Define
996         TARGET_USES_AIX64_OPT.
997         * config/rs6000/aix51.h: Same.
998         * config/rs6000/aix52.h: Same.
999         * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
1000         MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
1001         Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
1002         Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
1003         * config/rs6000/linux64.h: Use
1004         rs6000_explicit_options.  Remove EXTRA_SUBTARGET_SWITCHES.
1006         * config/rs6000/rs6000.c: Remove definitions of
1007         rs6000_sched_restricted_insns_priority,
1008         rs6000_long_double_size_string, rs6000_altivec_vrsave,
1009         rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
1010         rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1011         rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
1012         rs6000_alignment_string.  Define rs6000_explicit_options.
1013         (rs6000_parse_abi_options): Remove.
1014         (rs6000_parse_alignment_option): Remove.
1015         (rs6000_parse_float_gprs_option): Remove.
1016         (rs6000_handle_option): New.  Define TARGET_HANDLE_OPTION.  Define
1017         TARGET_DEFAULT_TARGET_FLAGS.
1018         (rs6000_override_options): Revamp to use new .opt machinery.
1020         * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
1021         of new .opt machinery.  Remove target_flags.  Redefine
1022         TARGET_MFCRF and TARGET_POWERPC64.  Remove TARGET_SWITCHES,
1023         SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
1024         rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1025         rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
1026         rs6000_longcall_switch, rs6000_default_long_calls,
1027         rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
1028         rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
1029         TARGET_ALTIVEC_VRSAVE.
1031 2005-05-05  Ralf Corsepius  <ralf.corsepius@rtems.org>
1033         * config.gcc (hppa1.1-*-rtems*): Remove.
1034         * config/pa/rtems.h: Remove.
1036 2005-05-05  Ralf Corsepius  <ralf.corsepius@rtems.org>
1038         * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1039         Exclude roe/603e multilib variants.
1041 2005-05-04  Denis Chertykov  <denisc@overta.ru>
1043         PR target/21284
1044         * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
1045         for output.
1047 2005-05-05  Richard Sandiford  <rsandifo@redhat.com>
1049         * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
1050         arm/pe.opt to $extra_options.
1051         * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
1052         (target_float_abi_name, target_float_switch, target_abi_name)
1053         (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
1054         (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
1055         (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
1056         (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
1057         (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
1058         (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
1059         (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
1060         (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
1061         (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
1062         (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
1063         (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
1064         (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
1065         (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
1066         (TARGET_OPTIONS, arm_cpu_select, arm_select,  structure_size_string)
1067         (arm_pic_register_string): Delete.
1068         (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
1069         TARGET_TPCS_FRAME.
1070         (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
1071         * config/arm/coff.h (TARGET_DEFAULT): Likewise.
1072         * config/arm/elf.h (TARGET_DEFAULT): Likewise.
1073         * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
1074         * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
1075         * config/arm/semi.h (TARGET_DEFAULT): Likewise.
1076         * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
1077         * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
1078         * config/arm/pe.h (TARGET_DEFAULT): Likewise.
1079         (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
1080         (SUBTARGET_SWITCHES): Delete.
1081         * config/arm/arm.c (target_float_switch): Delete.
1082         (arm_cpu_select): Moved from config/arm/arm.h.
1083         (target_fpu_name, target_fpe_name, target_float_abi_name)
1084         (target_abi_name, structure_size_string, arm_pic_register_string)
1085         (arm_select): Make static.
1086         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1087         (arm_handle_option): New function.
1088         (arm_override_options): Update target_flags checks for new mask names.
1089         Remove target_float_switch code.
1090         (arm_expand_prologue, thumb_expand_prologue): Check
1091         !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
1092         * config/arm/arm.opt, config/arm/pe.opt: New files.
1094 2005-05-05  Nathan Sidwell  <nathan@codesourcery.com>
1096         * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
1097         gcc_unreachable as appropriate.
1098         (arc_double_limm_p, arc_setup_incoming_varargs,
1099         arc_compute_function_type, arc_output_function_prologue,
1100         arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
1101         output_shift, arc_print_operand, arc_print_operand_address,
1102         arc_final_prescan_insn): Likewise.
1103         * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1105 2005-05-04  Geoffrey Keating  <geoffk@apple.com>
1107         * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
1108         comparing Pmode.
1109         (SDI): New.
1110         (cmp): Delete.
1111         (wd): New.
1112         (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
1113         add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
1114         clz<mode>2, ctz<mode>2, ffs<mode>2): New.
1115         (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
1116         (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
1117         (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
1118         (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
1119         (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
1121 2005-05-05  Paul Brook  <paul@codesourcery.com>
1123         * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
1124         cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
1125         regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
1126         and tree-data-ref.h with *_H variables.
1128 2005-05-05  Kelley Cook  <kcook@gcc.gnu.org>
1130         * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
1132 2005-05-05  Kelley Cook  <kcook@gcc.gnu.org>
1134         * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
1136 2005-05-04  Gerald Pfeifer  <gerald@pfeifer.com>
1138         * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
1140 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
1142         * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
1143         setting of vrsave register for current function after
1144         call to save_world is emitted.
1146 2005-05-05  Hans-Peter Nilsson  <hp@bitrange.com>
1148         * config/mmix/predicates.md: New file.
1149         * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
1150         (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
1151         (mmix_foldable_comparison_operator, mmix_comparison_operator)
1152         (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
1153         * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1154         Don't define.
1155         * config/mmix/mmix.md: Include predicates.md.
1156         ("call", "call_value"): Force address to register if it isn't a
1157         mmix_symbolic_or_address_operand.
1159 2005-05-04  Andrew MacLeod  <amacleod@redhat.com>
1161         * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
1162         the flags are of appropriate types.
1163         (num_ssa_operands): Generalize using the generic interface.
1164         * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
1165         iterator.
1167 2005-05-04  Richard Sandiford  <rsandifo@redhat.com>
1169         * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
1170         (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
1172 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
1174         * tree-outof-ssa.c (edge_leader, stmt_list,
1175         analyze_edges_for_bb): Use VEC instead of VARRAY.
1176         (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
1177         (perform_edge_inserts): Call init_analayze_edges_for_bb and
1178         fini_analayze_edges_for_bb.
1180 2005-05-04  James E Wilson  <wilson@specifixinc.com>
1182         PR driver/21112
1183         * gcc.c (process_command): In the second argv scan loop, ignore
1184         Xassembler and Xpreprocessor, along with their argument.
1186 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
1188         * tree-flow-inline.h, tree-ssa-operands.c,
1189         tree-ssa-operands.h, tree-ssa-opfinalize.h:
1190         Likewise. tree-vn.c: Fix comment typos.
1191         * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
1193 2005-05-04  Paolo Bonzini  <bonzini@gnu.org>
1195         * doc/tm.texi (Target Hooks): Document
1196         TARGET_RESOLVE_OVERLOADED_BUILTIN.
1198 2005-05-04  Paul Brook  <paul@codesourcery.com>
1200         * Makefile.in: Change dependencies on target.h to $(TARGET_H).
1202 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
1204         * dwarf2out.c (incomplete_types, retry_incomplete_types,
1205         gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
1206         of VARRAY.
1208         * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
1209         get_expansion, expand_var_during_unrolling,
1210         insert_var_expansion_initialization,
1211         combine_var_copies_in_loop_exit, release_var_copies): Use VEC
1212         instead of VARRAY.
1214         * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
1215         update_stmt.
1217 2004-05-03  Andrew Pinski  <pinskia@physics.uc.edu>
1219         PR middle-end/15618
1220         * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
1221         the same as INTEGER_TYPE.
1222         (fold_binary): Fold "bool_var != 0" to bool_var.
1223         Fold "bool_var == 1" to bool_var.
1225 2004-05-03  Richard Henderson  <rth@redhat.com>
1227         PR middle-end/21318
1228         * function.c (instantiate_virtual_regs_in_insn): Use the mode
1229         from recog_data instead of insn_data.
1231 2005-05-03  DJ Delorie  <dj@redhat.com>
1233         * common.opt (fdiagnostics-show-option): No variable is needed.
1234         * diagnostic.h (diagnostic_context): Add show_option_requested flag.
1235         * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
1236         (diagnostic_report_diagnostic): Test for enabled diagnostics here.
1237         Save and restore original message format.  Use flag in context
1238         instead of global.
1239         (warning): Don't test for enabled warnings here.
1240         * opts.c (common_handle_option): Handle -fdiagnostics-show-option
1241         here.
1243 2005-05-04  Kelley Cook  <kcook@gcc.gnu.org>
1245         * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
1246         * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
1247         * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
1248         * aclocal.m4: Don't include accross.m4.
1249         * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
1250         Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
1251         * configure, config.in: Regenerate.
1252         
1253 2005-05-04  Jakub Jelinek  <jakub@redhat.com>
1255         PR middle-end/21265
1256         * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
1257         (clear_storage): Add argument.
1258         * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
1259         Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
1260         tailcall.
1261         (emit_block_move): Handle BLOCK_OP_TAILCALL method.
1262         (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
1263         (store_expr, store_constructor): Adjust callers.
1264         * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
1265         to emit_block_move if CALL_EXPR_TAILCALL (exp).
1266         (expand_builtin_memmove): Add ORIG_EXP argument, copy
1267         CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
1268         (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
1269         with EXP.  Pass EXP to expand_builtin_memmove.
1270         (expand_builtin_memset): Add ORIG_EXP argument, pass
1271         BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
1272         (expand_builtin_bzero): Replace ARGLIST argument with EXP.
1273         Pass EXP to expand_builtin_memset.
1274         (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
1275         the new CALL_EXPR.
1276         (expand_builtin_strncmp): Likewise.
1277         (expand_builtin_printf): Replace ARGLIST argument with EXP.
1278         Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
1279         (expand_builtin_fprintf): Likewise.
1280         (expand_builtin): Adjust calls to
1281         expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
1283         * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
1284         item in V4SF mode.
1286         PR rtl-optimization/21239
1287         * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
1289 2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>
1291         * tree-flow.h (tree_ann_common_d): Move aux to ...
1292         (stmt_ann_d): ... here.
1293         * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1294         move_computations_stmt, schedule_sm): Update references to
1295         aux.
1296         * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1298         * tree-cfg.c (remove_bb): Remove a redundant call to
1299         set_bb_for_stmt.
1300         * tree-if-conv.c (replace_phi_with_cond_modify_expr):
1301         Likewise.
1303 2005-05-03  Richard Henderson  <rth@redhat.com>
1305         * config/rs6000/rs6000.c: Remove conflict markers.
1307         * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
1309 2005-05-03  James E Wilson  <wilson@specifixinc.com>
1311         * dwarf2out.c (lookup_filename): Call maybe_emit_file.
1313 2005-05-03  DJ Delorie  <dj@redhat.com>
1315         * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
1316         decide if the warning will be printed.
1317         * calls.c (expand_call): Likewise.
1318         * function.c (init-function_start): Likewise.
1320         * common.opt (-fdiagnostics-show-option): New.
1321         * opts.c (option_enabled): Accept the option index instead of a
1322         pointer to the option descriptor.
1323         * opts.h (option_enabled): Likewise.
1324         * toplev.c (print_switch_values): Pass option index, not option
1325         descriptor.
1326         * diagnostic.h (diagnostic_info): Add option_index.
1327         * diagnostic.c: Include opts.h.
1328         (diagnostic_set_info): Initialize option_index.
1329         (diagnostic_report_diagnostic): Amend option name if appropriate.
1330         (warning): Check to see if the specified warning is enabled.
1331         Store option index.
1332         * doc/invoke.texi (-fdiagnostics-show-options): Document.
1334 2005-05-03  Richard Henderson  <rth@redhat.com>
1336         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
1337         SPEC_OR_GEN_REGS definitions.
1339 2005-05-03  Alexandre Oliva  <aoliva@redhat.com>
1341         PR target/16888
1342         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
1343         for unavailable registers.
1345 2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>
1347         * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
1349         * cfglayout.c (block_locators_blocks,
1350         insn_locators_initialize, insn_scope): Use VEC instead of
1351         VARRAY.
1353         * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
1354         mudflap_finish_file, mudflap_finish_file): Use VEC instead of
1355         VARRAY.
1357 2005-05-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
1359         * config/sparc/predicates.md (const_compl_high_operand): New.
1360         * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
1361         gen_safe_HIGH64.
1362         (sparc_emit_set_const64_quick1): Adjust for above change.
1363         (sparc_emit_set_const64_quick2): Likewise.
1364         (sparc_emit_set_const64_longway): Likewise.
1365         (sparc_emit_set_const64): Likewise.
1366         * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
1367         movdi_const64_special): Delete.
1368         (logical constant splitters): Use const_compl_high_operand.
1370 2005-05-03  Richard Guenther  <rguenth@gcc.gnu.org>
1372         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
1373         rather than STRIP_NOPS.
1375 2005-05-03  Jakub Jelinek  <jakub@redhat.com>
1377         PR rtl-optimization/21330
1378         * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
1379         returning non-NULL.
1380         (unswitch_single_loop): Clear cinsn when retrying.
1382         PR target/21297
1383         * config/i386/i386.c (legitimize_address): When canonicalizing
1384         ASHIFT into MULT, multiply by 1 << shift_count instead of
1385         1 << log2 (shift_count).
1387 2005-05-03  Andrew MacLeod  <amacleod@redhat.com>
1389         * lambda-code.c (gcc_loop_to_lambda_loop, 
1390         lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
1391         stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
1392         generic operand interface.
1393         * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
1394         * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
1395         generic operand interface.
1396         * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list, 
1397         link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
1398         next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
1399         num_imm_uses): Use ssa_use_operand_t.
1400         (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
1401         get_v_must_def_ops): Delete.
1402         (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
1403         (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
1404         get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
1405         get_v_must_def_kill_ptr): Delete.
1406         (delink_stmt_imm_use): Move and use new operand interface.
1407         (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
1408         op_iter_next_tree): Use new operand implementation.
1409         (clear_and_done_ssa_iter): New.  Initialize a blank operand iterator.
1410         (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator 
1411         type check.
1412         (op_iter_next_mustdef, op_iter_next_maydef, 
1413         op_iter_next_must_and_may_def): Delete. Replace with...
1414         (op_iter_next_maymustdef): New.  Combine must and may next operations.
1415         (op_iter_init_maydef, op_iter_init_mustdef, 
1416         op_iter_init_must_and_may_def): Use new interface.
1417         (single_ssa_tree_operand ): New.  Process single operands only as trees.
1418         (single_ssa_use_operand): New.  Process single operands only as uses.
1419         (single_ssa_def_operand): New.  Process single operands only as defs.
1420         (zero_ssa_operands): New.  Return TRUE if there are zero operands of the
1421         specified types.
1422         (num_ssa_operands): New.  Count the number of specified operands.
1423         (compare_ssa_operands_equal): New.  Compare two statements' operands.
1424         (single_phi_def): New.  Return true if PHI has one def of the specified
1425         operand type.
1426         (op_iter_init_phiuse): New.  Initialize the iterator for PHI arguments.
1427         (op_iter_init_phidef): New.  Initialize the iterator for the PHI def.
1428         * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
1429         (struct stmt_ann_d): Operands field no longer require GTY().
1430         (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
1431         * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
1432         * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb, 
1433         dump_replaceable_exprs, rewrite_trees): Use generic interface.
1434         * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node): 
1435         Use use_operand_p instead of ssa_imm_use_t *.
1436         * tree-pretty-print.c (dump_vops): check if operands are active before
1437         dumping virtual operands.
1438         * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
1439         * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
1440         (ccp_fold): Use new interface.
1441         (ccp_visit_stmt): Remove unused variables and code.
1442         (convert_to_gimple_builtin): Insert statements before calling 
1443         mark_new_vars_to_rename.
1444         * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
1445         (copy_prop_visit_cond_stmt): Use generic interface.
1446         * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the 
1447         annotation in table.
1448         (thread_across_edge): Use generic interface.
1449         (initialize_hash_element): Initialzie with stmt, not annotation.
1450         (eliminate_redundant_computations): Use generic interface.
1451         (record_equivalences_from_stmt): Pass stmt, not annotation.
1452         (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
1453         interface.
1454         * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
1455         * tree-ssa-loop-ivopts.c (find_invariants_stmt, 
1456         find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use 
1457         generic operand interface.
1458         * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
1459         interface.
1460         * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
1461         Interface.
1462         * tree-ssa-operands.c (struct opbuild_list_d): New.  Operand build type.
1463         (build_defs, build_uses, build_v_may_defs, build_vuses, 
1464         build_v_must_defs): Change type to struct opbuild_list_d.
1465         (ops_active): New.  Operands active boolean.
1466         (operand_memory, operand_memory_index): New.  Operand memory managers.
1467         (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
1468         allocate_vuse_optype, allocate_v_must_def_optype): Delete.
1469         (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs): 
1470         Change from functions to static variable list heads.
1471         (opbuild_initialize_virtual): New.  Initialize a virtual build list.
1472         (opbuild_initialize_real): New.  Initialize a virtual build list.
1473         (opbuild_free): New.  Free a build list.
1474         (opbuild_num_elems): New.  Number of items in a list.
1475         (opbuild_append_real): New.  Add a real (tree *) operand.
1476         (opbuild_append_virtual): New.  Add and sort a virtual (tree) operand.
1477         (opbuild_first): New.  Return first element index in a list.
1478         (opbuild_next): New.  Return next element in a list.
1479         (opbuild_elem_real): New.  Return real element.
1480         (opbuild_elem_virtual): New.  Return virtual element.
1481         (opbuild_elem_uid): New.  Return UID of virtual element.
1482         (opbuild_clear): New.  Reset an operand list.
1483         (opbuild_remove_elem): New.  Remove an element form a list.
1484         (ssa_operands_active): New.  Return true if operand cache is active.
1485         (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
1486         (ssa_operand_alloc): New.  Allocate memory from an operand chunk.
1487         (correct_use_link): Use use_operand_p.
1488         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
1489         finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation. 
1490         (cleanup_v_may_defs): Use new implmentation.
1491         (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New 
1492         implementation.
1493         (append_def, append_use, append_v_may_def, append_vuse, 
1494         append_v_must_def): Call opbuild_append routine instead of using varray.
1495         (build_ssa_operands): Simplify to simply use stmt, don't maintain a 
1496         global parse_old_ops variable.
1497         (free_ssa_operands): New implementation.
1498         (update_stmt_operands): Move.  Change argument to build_ssa_operands.
1499         (copy_virtual_operands): Move. New generic implementation.
1500         (create_ssa_artficial_load_stmt): Move. New implementation.
1501         (swap_tree_operands): Update for new implementation.
1502         (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
1503         (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
1504         rather than a varray.
1505         (verify_imm_links): Use use_operand_p.
1506         (dump_immediate_uses_for): If the immediate use variable is a virtual 
1507         variable, show the virtual ops in the stmt.
1508         * tree-ssa-operands.h (def_operand_p): No longer a structure.
1509         (NULL_DEF_OPERAND_P): Now a #define.
1510         (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
1511         vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
1512         (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
1513         mustdef_optype_d): New.  Use Linked list representation.
1514         (SSA_OPERAND_MEMORY_SIZE): New.  Size of operand memory chunk.
1515         (struct ssa_operand_memory_d): New.  Allocated Chunk node.
1516         (struct stmt_operands_d): Change to new pointers that are not GTY.
1517         (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
1518         STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
1519         SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
1520         STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT, 
1521         SET_V_MUST_DEF_KILL): Delete.
1522         (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT, 
1523         V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
1524         (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT, 
1525         V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
1526         (enum ssa_op_iter_type): Operand iterator typechecking values.
1527         (struct ssa_operand_iterator_d): Use linked lists of operands.
1528         (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
1529         (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
1530         FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
1531         (FOR_EACH_PHI_ARG): New.  Iterate over PHI arguments.
1532         (FOR_EACH_PHI_OR_STMT_USE): New.  Iterate over PHI or stmt uses.
1533         (FOR_EACH_PHI_OR_STMT_DEF): New.  Iterate over PHI or stmt defs.
1534         (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND, 
1535         SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
1536         * tree-ssa-opfinalize.h: New.  Function templates for expansion.
1537         (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
1538         alloc_vuse, and alloc_mustdef.
1539         (FINALIZE_FUNC): Expands into finalize_ssa_def_ops, 
1540         finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
1541         and finalize_ssa_v_must_def_ops.
1542         * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
1543         (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
1544         stmt around.
1545         (compute_avail): Use generic iterator interface.
1546         * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
1547         (stmt_makes_single_load, stmt_makes_single_store): Use 
1548         ZERO_SSA_OPERANDS.
1549         * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
1550         (statement_sink_location): Use generic interface.
1551         * tree-ssa.c (verify_ssa):  Use %p in fprintf.  Use generic interface.
1552         (delete_tree_ssa): Don't call release_defs.  Call release_ssa_name and
1553         reset the immediate use link nodes.
1554         (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
1555         * tree-ssanames.c (make_ssa_name): Use use_operand_p.
1556         * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
1557         (eliminate_tail_call): Use generic operand interface.
1558         * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
1559         (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic 
1560         interface.
1561         * tree-vect-transform.c (update_vuses_to_preheader): Use generic 
1562         interface.
1563         * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
1564         * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
1565         vuse_optype.
1566         (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add): 
1567         Use statement pointer instead of vuse_optype.  Use generic interface.
1568         * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
1569         (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
1570         * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
1571         (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
1572         * doc/tree-ssa.texi: Update documentation for operand interface.
1574 2005-05-03  Nathan Sidwell  <nathan@codesourcery.com>
1576         * config/darwin.c (machopic_define_symbol): Use gcc_assert or
1577         gcc_unreachable as appropriate.
1578         (machopic_function_base_name, machopic_indirect_data_reference,
1579         machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
1580         * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
1581         * config/rs6000/altivec.md (*mov<mode>_internal,
1582         build_vector_mask_for_load): Likewise.
1583         * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
1584         *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
1585         *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
1586         * config/rs6000/predicates.md (easy_fp_constant,
1587         logical_operand): Likewise.
1588         * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
1589         compute_save_world_info, rs6000_emit_prologue,
1590         rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
1591         * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
1592         directly.
1594 2005-05-03  Uros Bizjak  <uros@kss-loka.si>
1596         PR middle-end/21282
1597         * convert.c (convert_to_integer): Convert ceil and floor in
1598         c99 mode only.
1600 2005-04-29  Geoffrey Keating  <geoffk@apple.com>
1602         PR target/20813
1603         * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
1604         define_insn_and_split.  Split only when memory operand is
1605         offsettable.  Use adjust_address rather than plus_constant.
1606         (floatunssidf2_internal): Likewise.
1607         (fix_truncdfsi2_internal): Split only when memory operand is
1608         offsettable.  Use adjust_address rather than plus_constant.
1609         (fix_trunctfsi2_internal): Likewise.
1610         (floatsidf2_internal): Likewise.
1612 2005-05-02  Diego Novillo  <dnovillo@redhat.com>
1614         * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
1615         (set_value_range_to_null): Likewise.
1616         (set_value_range_to_varying): New function.  Use it in all
1617         call sites that used to call set_value_range (vr, VR_VARYING, ...).
1618         (extract_range_from_assert): If the integral type has a
1619         super-type, and LIMIT is not within MIN and MAX values of that
1620         type, set the resulting range to VR_VARYING.
1622 2005-05-02  Hans-Peter Nilsson  <hp@bitrange.com>
1624         * config/mmix/mmix.opt: New file.
1625         * config/mmix/mmix.h: Move options-related comments to mmix.opt.
1626         (mmix_cc1_ignored_option): Don't declare.
1627         (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
1628         (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
1629         (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
1630         (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
1631         (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
1632         (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
1633         (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
1634         (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
1635         Don't define.
1636         (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
1637         * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
1638         (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1640 2005-05-02  Joseph S. Myers  <joseph@codesourcery.com>
1642         PR c/15698
1643         * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
1644         * c-decl.c (current_function_prototype_built_in,
1645         current_function_prototype_arg_types): New.
1646         (merge_decls): Keep source location of prototype followed by
1647         nonprototype declaration.  Update C_DECL_BUILTIN_PROTOTYPE.
1648         (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
1649         (start_function): Always set current_function_prototype_locus,
1650         current_function_prototype_built_in and
1651         current_function_prototype_arg_types.  Check for external
1652         prototype whether or not visible for external function and set
1653         current_function_prototype_arg_types accordingly.
1654         (store_parm_decls_oldstyle): Use
1655         current_function_prototype_arg_types for checking old-style
1656         definition against prototype.  Give warnings only if
1657         current_function_prototype_built_in).
1659 2005-05-02  Daniel Jacobowitz  <dan@codesourcery.com>
1661         * ggc.h (ggc_alloc_zone_pass_stat): New macro.
1662         (ggc_alloc_zone_stat): Don't define.
1663         * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
1664         ggc_alloc_zone_pass_stat.
1665         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
1666         * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
1667         (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
1669 2005-05-02  Daniel Jacobowitz  <dan@codesourcery.com>
1671         * calls.c (expand_call): Handle current_function_pretend_args_size
1672         when checking for sibcalls.
1674 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
1676         PR tree-optimization/21294
1677         * tree-vrp.c (vrp_expr_computes_nonzero): New.
1678         (extract_range_from_expr): Call vrp_expr_computes_nonzero.
1680 2005-05-02  Janis Johnson  <janis187@us.ibm.com>
1682         PR 19985
1683         * gcov-io.h: Declare gcov external functions hidden.
1685 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
1687         * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
1688         record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
1689         Use VEC instead of VARRAY.
1690         (equiv_free): New.
1692         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
1693         out common code.
1695 2005-05-02  Paolo Bonzini  <bonzini@gnu.org>
1697         * c-common.c (resolve_overloaded_builtin): Forward to target
1698         hook for BUILT_IN_MD built-ins.
1699         * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
1700         for all types of built-in.
1701         * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New.  Use it
1702         in the definition of the target hooks struct.
1703         * target.h (struct gcc_target): Add resolve_overloaded_builtin.
1704         * config/rs6000/altivec.h: Rewritten.
1705         * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
1706         altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
1707         rs6000_builtin_type, rs6000_builtin_type_compatible,
1708         altivec_overloaded_builtins, rs6000_builtin_type,
1709         rs6000_builtin_type_compatible): New.
1710         * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
1711         New.
1712         (def_builtin): Turn into a function.  Check for duplicates and store
1713         the builtin into rs6000_builtin_decls.
1714         (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
1715         bdesc_1arg): Add overloaded builtins.
1716         (altivec_expand_builtin): Check for unresolved overloaded builtins,
1717         do not support ALTIVEC_COMPILETIME_ERROR.
1718         (rs6000_init_builtins): Add opaque 128-bit vector, and internal
1719         nodes to represent front-end types.
1720         (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
1721         with opaque arguments and/or return values.
1722         * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
1723         ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
1724         (rs6000_builtin_type_index): New.
1725         (is_ev64_opaque_type): Rename to...
1726         (rs6000_is_opaque_type): ... this.
1727         (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
1728         target hook.
1730 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
1732         * function.c (reorder_blocks, reorder_blocks_1): Use VEC
1733         instead of VARRAY.
1735 2005-05-02  Nathan Sidwell  <nathan@codesourcery.com>
1736             Bernd Schmidt  <bernd.schmidt@analog.com>
1738         * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
1739         print_address_operand, print_operand, legitimize_pic_address,
1740         asm_conditional_branch, bfin_gen_compare, output_push_multiple,
1741         output_pop_multiple): Use gcc_assert or gcc_unreachable as
1742         appropriate.
1743         * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
1745 2005-05-02  Dorit Naishlos  <dorit@il.ibm.com>
1747         * doc/passes.texi: Document vectorization pass.
1749 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
1751         * tree-scalar-evolution.c (get_exit_conditions_rec,
1752         select_loops_exit_conditions,
1753         number_of_iterations_for_all_loops,
1754         analyze_scalar_evolution_for_all_loop_phi_nodes,
1755         scev_analysis): Use VEC instead of VARRAY.
1757 2005-05-02  Michael Matz  <matz@suse.de>
1759         PR c++/19542
1760         * c-common.c (c_common_nodes_and_builtins): Create global null_node.
1761         (warn_strict_null_sentinel): Define.
1762         (check_function_sentinel): Check for null_node as valid sentinel too.
1763         * c-common.h (c_tree_index): Added CTI_NULL.
1764         (null_node) Define global_tree[CTI_NULL].
1765         (warn_strict_null_sentinel): Declare.
1766         * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
1767         * c.opt: (Wstrict-null-sentinel): New C++ option.
1768         * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
1770 2005-05-01  Kazu Hirata  <kazu@cs.umass.edu>
1772         * gimplify.c (gimplify_compound_lval): Use VEC instead of
1773         VARRAY.
1775         * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
1777         * dwarf2out.c (decl_scope_table, push_decl_scope,
1778         pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
1779         instead of VARRAY.
1781 2005-05-01  Mark Mitchell  <mark@codesourcery.com>
1783         PR C++/14391
1784         * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
1785         if !flag_weak.
1786         * doc/cpp.texi (__DEPRECATED): Document.
1787         (__EXCEPTIONS): Likewise.
1788         (__GXX_WEAK__): Likewise.
1790         * function.c (INVOKE__main): Do not define.
1791         (expand_main_function): Check HAS_INIT_SECTION when determining
1792         whether or not to call __main.
1794 2005-05-01  Kazu Hirata  <kazu@cs.umass.edu>
1796         * tree-ssa-loop-ivopts.c: Fix a comment typo.
1798 2005-01-05  Paul Brook  <paul@codesourcery.com>
1800         * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
1801         (INITIALIZE_TRAMPOLINE): Use it.
1802         * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
1803         * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
1804         * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
1806 2005-05-01  Gerald Pfeifer  <gerald@pfeifer.com>
1808         * doc/install.texi (Specific): Omit dots in the @anchors names
1809         for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
1810         Omit underscores for x86_64-*-* and the "all ELF targets" entry.
1812 2005-05-01  Zdenek Dvorak  <dvorakz@suse.cz>
1814         PR tree-optimization/18316
1815         PR tree-optimization/19126
1816         * tree.c (build_int_cst_type): Avoid shift by size of type.
1817         * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
1818         argument.
1819         * tree-scalar-evolution.h (simple_iv): Declaration changed.
1820         * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
1821         field.
1822         (dump_cand): Dump depends_on information.
1823         (determine_biv_step): Add argument to simple_iv call.
1824         (contains_abnormal_ssa_name_p): Handle case expr == NULL.
1825         (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
1826         constant.
1827         (add_candidate_1): Record depends_on for candidates.
1828         (tree_int_cst_sign_bit, constant_multiple_of): New functions.
1829         (get_computation_at, get_computation_cost_at, may_eliminate_iv):
1830         Handle ivs with nonconstant step.
1831         (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
1832         (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
1833         (create_new_iv): Unshare the step before passing it to create_iv.
1834         (free_loop_data): Free cand->depends_on.
1835         (build_addr_strip_iref): New function.
1836         (find_interesting_uses_address): Use build_addr_strip_iref.
1837         (strip_offset_1): Split the recursive part from strip_offset.
1838         Strip constant offset component_refs and array_refs.
1839         (strip_offset): Split the recursive part to strip_offset_1.
1840         (add_address_candidates): Removed.
1841         (add_derived_ivs_candidates): Do not use add_address_candidates.
1842         (add_iv_value_candidates): Add candidates with stripped constant
1843         offset.  Consider all candidates with initial value 0 important.
1844         (struct affine_tree_combination): New.
1845         (aff_combination_const, aff_combination_elt, aff_combination_scale,
1846         aff_combination_add_elt, aff_combination_add,
1847         tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
1848         fold_affine_sum): New functions.
1849         (get_computation_at): Use fold_affine_sum.
1850         * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
1851         * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
1852         to simple_iv call.
1854 2005-04-30  Michael Matz  <matz@suse.de>
1856         * config/i386/i386.md (movmemsi): Also active when
1857         TARGET_INLINE_ALL_STRINGOPS.
1859 2005-04-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
1861         PR bootstrap/20633
1862         * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
1864 2005-04-30  Paul Brook  <paul@codesourcery.com>
1866         * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
1867         thumb mode.
1868         * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
1869         * config/arm/ieee754-sf.S: Ditto.
1870         * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
1871         (FUNC_ALIAS): Use .thumb_set for thumb routines.
1873 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
1875         * tree-ssanames.c: Fix a comment typo.
1876         * doc/options.texi: Fix a typo.
1878 2005-04-30  Nathan Sidwell  <nathan@codesourcery.com>
1880         * config/h8300/h8300.c (byte_reg): Use gcc_assert and
1881         gcc_unreachable as appropriate.
1882         (split_adds_subs, cond_string, print_operand,
1883         h8300_initial_elimination_offset, h8300_classify_operand,
1884         h8300_unary_length, h8300_short_immediate_length,
1885         h8300_bitfield_length, h8300_binary_length,
1886         h8300_insn_length_from_table, compute_mov_length, output_plussi,
1887         compute_plussi_length, compute_plussi_cc, output_logical_op,
1888         compute_logical_op_length, compute_logical_op_cc,
1889         output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
1890         output_a_shift, compute_a_shift_length, compute_a_shift_cc,
1891         output_a_rotate, compute_a_rotate_length, fix_bit_operand,
1892         h8300_regs_ok_for_stm): Likewise.
1893         * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
1894         monitor_prologue): Likewise.
1896 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
1898         * loop-invariant.c (invariants, create_new_invariant,
1899         get_inv_cost, best_gain_for_invariant,
1900         find_invariants_to_move, move_invariants,
1901         init_inv_motion_data, free_inv_motion_data): Use VEC instead
1902         of VARRAY.
1904 2005-04-29  Richard Henderson  <rth@redhat.com>
1906         * function.c (instantiate_decls): Remove valid_only argument.
1907         (instantiate_decls_1, instantiate_decl): Likewise.
1908         (instantiate_virtual_regs_1): Delete.
1909         (instantiate_virtual_regs_lossage): Delete.
1910         (instantiate_virtual_regs_in_rtx): New.
1911         (safe_insn_predicate): New.
1912         (instantiate_virtual_regs_in_insn): New.
1913         (instantiate_virtual_regs): Update to match all that.  Only run
1914         instantiate_decls once.
1916 2005-04-29  Richard Henderson  <rth@redhat.com>
1917             Daniel Jacobowitz  <dan@codesourcery.com>
1919         * gengtype.c (write_func_for_structure): Split out ...
1920         (output_type_enum): ... new function.  Fix thinko accessing
1921         TYPE_PARAM_STRUCT data.
1923 2005-04-29  Tom Tromey  <tromey@redhat.com>
1925         * tree.c (build_block): Removed unused 'tags' argument.
1926         * tree.h (build_block): Removed argument.
1928 2005-04-29  Michael Matz  <matz@suse.de>
1930         PR rtl-optimization/21144
1931         * postreload.c (reload_cse_move2add): Check for VOIDmode.
1933 2005-04-29  Bob Wilson  <bob.wilson@acm.org>
1935         * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
1936         flag_reorder_blocks.
1938 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
1940         PR tree-optimization/21030
1941         * tree-vrp.c (adjust_range_with_scev): Do not create invalid
1942         ranges where VR->MAX is smaller than VR->MIN.
1944 2005-04-29  Devang Patel  <dpatel@apple.com>
1946         PR tree-optimization/21272
1947         PR tree-optimization/21266
1948         * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
1949         
1950 2005-04-29  Kazu Hirata  <kazu@cs.umass.edu>
1952         * tree-flow-inline.h: Fix a comment typo.
1953         * doc/tree-ssa.texi: Fix a typo.
1955         * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
1957 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
1959         * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
1960         gcc_unreachable as appropriate.
1961         (fr30_expand_epilogue, fr30_setup_incoming_varargs,
1962         fr30_print_operand, fr30_move_double): Likewise.
1963         * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
1965 2005-04-29  Mark Mitchell  <mark@codesourcery.com>
1967         * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
1968         definition has already been provided.
1969         (ARM_EABI_DTORS_SECTION_OP): Likewise.
1970         * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
1971         (ARM_EABI_DTORS_SECTION_OP): Likewise.
1973 2005-04-29  Jim Tison  <jtison@us.ibm.com>
1975         * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
1976         trace hooks calls to improve performance.
1978 2005-04-29  Julian Brown  <julian@codesourcery.com>
1979             Mark Mitchell  <mark@codesourcery.com>
1980             Paul Brook  <paul@codesourcery.com>
1982         * crtstuff.c: Handle targets that use .init_array.
1983         * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
1984         that INVOKE__main is set correctly.
1985         (expand_main_function): Test INVOKE__main.
1986         * libgcc2.c: Do not define __main when using .init_array.
1987         * config/arm/arm.c (arm_elf_asm_constructor): New function.
1988         * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
1989         libgcc version.
1990         (DTORS_SECTION_ASM_OP): Likewise.
1991         (CTOR_LIST_BEGIN): Define specially when in libgcc.
1992         (CTOR_LIST_END): Likewise.
1993         (DTOR_LIST_BEGIN): Likewise.
1994         (DTOR_LIST_END): Likewise.
1995         * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
1996         (FINI_SECTION_ASM_OP): Likewise.
1997         (INIT_ARRAY_SECTION_ASM_OP): Define.
1998         (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1999         * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
2000         (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
2001         * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
2002         (FINI_ARRAY_SECTION_ASM_OP): Likewise.  
2004 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
2006         * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
2007         gcc_assert and gcc_unreachable as appropriate.
2008         (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
2009         const_int_cost, output_move_const_into_data_reg,
2010         output_move_qimode, output_move_double, find_addr_reg,
2011         print_operand, print_operand_address): Likewise.
2012         * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
2013         absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
2014         sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
2015         bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
2016         *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
2017         conditional_trap): Likewise.
2018         * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
2020 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
2022         * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
2023         gcc_unreachable as appropriate.
2024         (gen_conditional_move, xtensa_split_operand_pair,
2025         xtensa_split_operand_pair, xtensa_copy_incoming_a7,
2026         xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
2027         xtensa_copy_incoming_a7, xtensa_output_literal,
2028         xtensa_output_literal, xtensa_output_literal): Likewise.
2029         * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2030         * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
2031         *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
2032         movsicc_internal1, movsfcc_internal0,
2033         movsfcc_internal1): Likewise.
2035 2005-04-28  James E Wilson  <wilson@specifixinc.com>
2037         * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
2038         (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
2040 2005-04-28  DJ Delorie  <dj@redhat.com>
2042         * opt-functions.awk (var_set): Emit proper initializer for
2043         non-target bitfields.
2045 2005-04-28  Devang Patel  <dpatel@apple.com>
2047         * dbxout.c (have_used_extensions): Remove.
2048         (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
2049         have_used_extensions.
2050         
2051 2005-04-28  James E Wilson  <wilson@specifixinc.com>
2053         * doc/install.texi: Update -enable-languages info.  Correct path to
2054         html docs.
2056 2005-04-28  DJ Delorie  <dj@redhat.com>
2058         * optc-gen.awk (END): Make sure no variable is defined more
2059         than once.
2060         * opth-gen.awk (END): Allocate bits on a per-variable basis.
2061         Allow for bitfield variables other than target_flags.
2062         * doc/options.text (Mask): Document that you may specify a
2063         variable other than target_flags.
2065 2005-04-28  Martin Koegler <mkoegler@auto.tuwien.ac.at>
2067         PR rtl-optimization/18877
2068         * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
2069         number in val.start.
2071 2005-04-28  David Edelsohn  <edelsohn@gnu.org>
2073         PR target/20813
2074         * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
2075         MASK_PPC_GFXOPT.
2076         * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2077         * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2078         * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
2080 2005-04-28  Richard Earnshaw  <richard.earnshaw@arm.com>
2082         * arm.c (legitimize_pic_address): Fix sense of assertion test for
2083         creating pseudos when the base offset is too large.
2085 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
2087         * global.c (earlyclobber_regclass): Change the type to
2088         VEC(int,heap).
2089         (check_earlyclobber): Update uses of earlyclobber_regclass.
2090         (mark_reg_use_for_earlyclobber): Likewise.
2091         (calculate_local_reg_bb_info): Allocate and free
2092         earlyclobber_regclass using the VEC API.
2094 2005-04-28  Nathan Sidwell  <nathan@codesourcery.com>
2096         * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
2097         assert.
2099 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
2101         * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
2102         (*targetm.foo).
2104         * config.gcc: Obsolete c4x-* and tic4x-*.
2106         * tree.h (edge_def): Remove.
2108         * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
2109         function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
2110         reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
2111         JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
2112         where appropriate.
2114         * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
2115         coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
2116         errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
2117         genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
2118         integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
2119         machmode.def, mips-tfile.c, params.c, pretty-print.c,
2120         print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
2121         tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
2122         config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
2123         config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
2124         config/i386/cygming.h, config/i386/djgpp.h,
2125         config/i386/lynx.h, config/i386/netware.c,
2126         config/i386/winnt.c, config/ia64/ia64-c.c,
2127         config/iq2000/iq2000.c, config/m32r/little.h,
2128         config/m68k/m68k-protos.h, config/m68k/m68k.h,
2129         config/m68k/m68k.md, config/mcore/mcore.c,
2130         config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
2131         config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
2132         config/mn10300/mn10300.h, config/ns32k/netbsd.h,
2133         config/ns32k/ns32k.c, config/ns32k/ns32k.h,
2134         config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
2135         config/pdp11/pdp11.h, config/rs6000/darwin.h,
2136         config/rs6000/default64.h, config/rs6000/rs6000-c.c,
2137         config/s390/2064.md, config/s390/2084.md,
2138         config/s390/s390-modes.def, config/s390/s390-protos.h,
2139         config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
2140         config/stormy16/stormy16.c, config/vax/vax-protos.h,
2141         config/vax/vax.c, config/vax/vax.h,
2142         config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
2143         copyright.
2145 2005-04-28  Joseph S. Myers  <joseph@codesourcery.com>
2147         * c-typeck.c (build_compound_expr): Correct logic in last change.
2149 2005-04-27  James E. Wilson  <wilson@specifixinc.com>
2151         * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
2152         parameters.  Replace conditional move code with assert checking for
2153         ar.lc.  Delete obsolete comments.
2154         (set_src_needs_barrier): Delete cond parameter, and code using it.
2155         (rtx_needs_barrier): Delete initialization of cond.  Fix typo in
2156         assert checking for PR_REGS.  Fix calls to update_set_flags and
2157         set_src_needs_barrier.
2158         (group_barrier_needed): Renamed from group_barrier_needed_p.  Fix all
2159         callers.  Rewrite explanatory comment before the function.
2160         (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
2161         Fix all callers.
2163 2005-04-27  Mike Stump  <mrs@apple.com>
2165         * doc/cpp.texi: gcc now implements universal character names.
2167 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
2169         PR c/21159
2170         * c-typeck.c (build_compound_expr): Don't warn for left-hand side
2171         being a compound expression whose right-hand side is cast to void.
2173 2005-04-27  Caroline Tice  <ctice@apple.com>
2175         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2176         Remove targetm.have_named_sections test.
2177         (fix_edges_for_rarely_executed_code): Likewise.
2178         (insert_section_boundary_note): Likewise.
2179         (reorder_basic_blocks): Check partitioning flag before calling
2180         verify_hot_cold_block_grouping.
2181         * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2182         the function struct rather than global variables.
2183         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2184         (COLD_END_LABEL): Likewise
2185         (cold_text_section_label): New static global variable.
2186         (cold_end_label): Likewise.
2187         (dwarf2out_switch_text_section): Get hot/cold section labels from
2188         the function struct rather than global variables; test to make sure
2189         cfun is defined.
2190         (output_aranges): Use cold_text_section_label and cold_end_label;
2191         check partitioning flag before putting out delta.
2192         (output_ranges): Remove incorrect code attempting to use
2193         hot/cold labels.
2194         (output_line_info): Get cold section label from function struct; test
2195         to make sure cfun is defined.
2196         (add_location_or_const_value_attribute): Likewise.
2197         (dwarf2out_var_location): Likewise.
2198         (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2199         write out cold_text_section_label if partition flag is set.
2200         (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2201         * function.h (struct function): Add new fields to point to hot/cold
2202         section labels: hot_section_label, cold_section_label,
2203         hot_section_end_label and cold_section_end_label; also add new field
2204         for cold text section name, unlikely_text_section_name.
2205         * opts.c (decode_options): Turn off partitioning flag if
2206         !targetm.have_named_sections.
2207         * output.h (hot_section_label): Remove.
2208         (hot_section_end_label): Remove.
2209         (cold_section_end_label): Remove.
2210         (unlikely_section_label): Remove.
2211         (unlikely_text_section_name): Remove.
2212         * passes.c (rest_of_handle_final):  Remove extra blank line.
2213         * varasm.c (unlikely_section_label): Remove.
2214         (hot_section_label): Remove.
2215         (hot_section_end_label): Remove.
2216         (cold_section_end_label): Remove.
2217         (unlikely_text_section_name):  Remove.
2218         (initialize_cold_section_name): Modify to call
2219         targetm.strip_name_encoding; to store cold section name in current
2220         function struct, if it exists; and to only use the decl_section_name
2221         if flag_named_sections is true.
2222         (unlikely_text_section): Modify to get section name out of current
2223         function struct, if there is one; otherwise build it from
2224         UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2225         (in_unlikely_text_section): Likewise.
2226         (named_section): Modify to get/put cold section name in current function
2227         struct, if there is one.
2228         (function_section):  Change 'bool unlikely' to 'int reloc'; check
2229         targetm.have_named_sections before calling named_section.
2230         (current_function_section): Likewise.
2231         (assemble_start_function): Modify to get/put unlikely_text_section_name
2232         in current function struct; modify to get hot/cold section labels
2233         from function struct; initialize labels using
2234         ASM_GENERATE_INTERNAL_LABEL;
2235         test partitioning flag before writing out hot section label.
2236         (assemble_end_function): Test partitioning flag before writing out
2237         hot/cold section labels.
2238         (default_section_type_flags_1):  Get cold text section name from
2239         function struct if there is one; Set flags correctly for
2240         cold text section if there is not a current function struct.
2241         
2242 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
2244         * tree-ssa-propagate.c (set_rhs): Revert last change.
2246 2005-04-27  Steve Ellcey  <sje@cup.hp.com>
2248         * explow.c (convert_memory_address): Add gcc_assert.
2250 2005-04-27  Mark Mitchell  <mark@codesourcery.com>
2252         * configure.ac: Check for ld --sysroot support.
2253         * gcc.c: Document %R specifier for specs.
2254         (SYSROOT_SPEC): New macro.
2255         (sysroot_spec): New variable.
2256         (static_specs): Add sysroot_spec.
2257         (main): Pass the sysroot spec to the linker if appropriate.
2258         * configure: Regenerated.
2259         * config.in: Likewise.
2261 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
2263         * fold-const.c (fold_binary): Use build_fold_addr_expr
2264         for address calculation and INDIRECT_REF handling.
2266 2005-04-27  Andrew Haley  <aph@redhat.com>
2268         * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
2270 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
2272         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
2273         pointer when thumb backtracing is on.
2275         * config/fp-bit.c (abort): Revert change.
2277 2005-04-27  Ian Lance Taylor  <ian@airs.com>
2279         * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
2281 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
2283         * tree-ssa-dce.c: Fix a comment typo.
2285 2005-04-27  David S. Miller  <davem@davemloft.net>
2287         * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
2288         Kill setjmpless_size.  current_function_calls_setjmp is completely
2289         computed when we are called, so just use the optimized size value
2290         instead of using REG_SAVE_AREA notes.
2291         (optimize_save_area_alloca): Delete....
2292         * rtl.h (optimize_save_area_alloca): Likewise...
2293         * passes.c (rest_of_compilation): and don't call it any more.
2294         * reg-notes.def (SAVE_AREA): Delete.
2295         
2296 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
2298         * config/fp-bit.c (abort): Add noreturn attribute.
2300         * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
2301         gcc_unreachable as appropriate.
2302         (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
2303         * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
2304         ASM_OUTPUT_REG_POP): Likewise.
2306 2005-04-27  Paolo Bonzini  <bonzini@gnu.org>
2308         * tree-complex.c (expand_vector_operations_1): Do not build
2309         VIEW_CONVERT_EXPR's for the lhs.
2311 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
2313         * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
2314         unnecessary noncanonical RTL handling.
2315         * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
2316         gcc_assert and gcc_unreachable.
2318         * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
2319         gcc_unreachable as appropriate.
2320         (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
2321         * config/arm/arm.c (arm_override_options, arm_compute_func_type,
2322         use_return_insn, const_ok_for_op, arm_gen_constant,
2323         arm_canonicalize_comparison, legitimize_pic_address,
2324         thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
2325         arm_cirrus_insn_p, cirrus_reorg, minmax_code,
2326         load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
2327         emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
2328         arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
2329         move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
2330         dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
2331         fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
2332         output_call, output_mov_long_double_fpa_from_arm,
2333         output_mov_long_double_arm_from_fpa,
2334         output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
2335         output_move_double, arithmetic_instr, shift_op, int_log2,
2336         output_return_instruction, arm_output_function_prologue,
2337         arm_output_epilogue, arm_output_function_epilogue,
2338         emit_multi_reg_push, arm_get_frame_offsets,
2339         arm_compute_initial_elimination_offset, arm_expand_prologue,
2340         arm_print_operand, arm_assemble_integer, get_arm_condition_code,
2341         arm_final_prescan_insn, arm_init_iwmmxt_builtins,
2342         arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
2343         thumb_compute_initial_elimination_offset,
2344         thumb_output_function_prologue, thumb_load_double_from_address,
2345         thumb_output_move_mem_multiple, thumb_reload_out_hi,
2346         arm_emit_vector_const, arm_dbx_register_number): Likewise.
2347         * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
2348         * config/arm/arm.md (thumb_extendhisi2,
2349         *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
2350         *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
2351         thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
2352         *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
2353         * config/arm/cirrus.md (*cirrus_arm_movdi,
2354         *cirrus_movdf_hard_insn): Likewise.
2355         * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2357 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
2359         * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
2360         (num_ssa_names): Use VEC_length.
2361         (ssa_names): Use VEC_index.
2362         * tree-ssanames.c (ssa_names): Change the type to
2363         VEC(tree,gc).
2364         (init_ssanames, fini_ssa_names, make_ssanames,
2365         release_ssa_name): Update uses of ssa_names.
2367         * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
2368         Use fold_buildN instead of fold (buildN (...)).
2370 2005-04-27  Devang Patel <dpatel@apple.com>
2372         * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
2374 2005-04-27  Matt Thomas <matt@3am-software.com>
2375             Jan-Benedict Glaw <jbglaw@microdata-pos.de>
2377         * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
2378         (vax_output_mi_thunk): Ditto.
2379         (vax_notice_cc_update): Ditto.
2380         (INDEX_REGISTER_P): Add trailing \.
2381         (BASE_REGISTER_P): Add trailing \.
2382         (legitimate_address_p): Whitespace cleanup.  Remove trailing \.
2384 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
2386         * tree-ssa-propagate.c (set_rhs): Check operand of
2387         ADDR_EXPR for gimpliness, too.
2389 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
2391         * tree-ssa-pre.c: Fix a comment typo.
2393 2005-04-27  Zdenek Dvorak  <dvorakz@suse.cz>
2395         PR tree-optimization/21171
2396         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
2397         record address uses if the reference is volatile.
2399 2004-04-27  Paolo Bonzini  <bonzini@gnu.org>
2401         * tree-complex.c (expand_vector_operation): New, extracted from
2402         expand_vector_operations_1.
2403         (tree_vec_extract): Build a NOP_EXPR.
2404         (expand_vec_parallel): Do not care about returning the correct type.
2405         (expand_vector_operations_1): Call expand_vector_operation.
2406         Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
2408         * tree-complex.c (gate_expand_vector_operations): New.
2409         (pass_lower_vector_ssa): Use it.
2410         * tree-optimize.c (init_tree_optimization_passes): Include
2411         pass_lower_vector_ssa.
2412         * tree-vect-transform.c (vect_min_worthwhile_factor): New.
2413         (vectorizable_operation): Use it.
2414         * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
2415         integer modes for the vector type.
2417         * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2418         * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
2419         Do not cope with UNITS_PER_SIMD_WORD == 0.
2420         * tree-vectorizer.c (get_vectype_for_scalar_type): Check
2421         if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
2422         (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
2423         * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2424         * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2425         * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2426         * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2428         * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
2429         * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
2430         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
2432         * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
2433         (UNITS_PER_SIMD_WORD): New.
2435 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
2437         * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
2438         gcc_unreachable as appropriate.
2439         (ia64_expand_load_address, ia64_expand_tls_address,
2440         ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
2441         ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
2442         next_scratch_gr_reg, ia64_initial_elimination_offset,
2443         ia64_expand_prologue, ia64_expand_epilogue,
2444         ia64_output_dwarf_dtprel, ia64_print_operand,
2445         ia64_register_move_cost, first_instruction, rws_access_regno,
2446         update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
2447         ia64_sched_init, ia64_variable_issue,
2448         ia64_first_cycle_multipass_dfs_lookahead_guard,
2449         ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
2450         ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
2451         process_for_unwind_directive, ia64_hpux_file_end): Likewise.
2452         * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2453         * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2454         * config/ia64/predicates.md (got_symbolic_operand,
2455         sdata_symbolic_operand): Likewise.
2456         * config/ia64/vect.md (vcondv2sf): Likewise.
2458 2005-04-27  Matt Thomas <matt@3am-software.com>
2460         * config/vax/vax.c (legitimate_constant_address_p): New.  Formerly
2461         CONSTANT_ADDRESS_P in config/vax/vax.h
2462         (legitimate_constant_p): Added.  Formerly CONSTANT_P in vax.h. 
2463         (INDEX_REGISTER_P): New.
2464         (BASE_REGISTER_P): New.
2465         (indirectable_constant_address_p): New.  Adapted from
2466         INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
2467         (indirectable_address_p): New.  Adapted from
2468         INDIRECTABLE_ADDRESS_P in vax.h.
2469         (nonindexed_address_p): New.  Adapted from
2470         GO_IF_NONINDEXED_ADDRESS in vax.h.
2471         (index_temp_p): New.  Adapted from INDEX_TERM_P in vax.h.
2472         (reg_plus_index_p): New.  Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
2473         (legitimate_address_p): New.  Adapted from
2474         GO_IF_LEGITIMATE_ADDRESS in vax.h.
2475         (vax_mode_dependent_address_p): New.  Adapted from
2476         GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
2477         * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
2478         legitimate_constant_address_p.
2479         (CONSTANT_P): Use legitimate_constant_p.
2480         (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
2481         (INDIRECTABLE_ADDRESS_P): Removed.
2482         (GO_IF_NONINDEXED_ADDRESS): Removed.
2483         (INDEX_TEMP_P): Removed.
2484         (GO_IF_REG_PLUS_INDEX): Removed.
2485         (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
2486         definitions, depending on whether REG_OK_STRICT is defined.
2487         (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
2488         Two definitions, depending on whether REG_OK_STRICT is defined.
2489         * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
2490         added.
2491         (legitimate_constant_p): Prototype added.
2492         (legitimate_address_p): Prototype added.
2493         (vax_mode_dependent_address_p): Prototype added.
2495 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
2497         * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
2499 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
2501         PR c/21213
2502         * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
2503         transparent union.
2505 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
2507         PR c/20740
2508         * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
2509         assertion failures, if __gcc_host_wide_int__ is not properly
2510         defined.
2511         (init_dynamic_diag_info): Give errors, not assertion failures, if
2512         location_t, tree or __gcc_host_wide_int__ are not properly
2513         defined.
2515 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
2517         * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
2518         n_iv_uses, iv_use, n_iv_cands, iv_cand,
2519         tree_ssa_iv_optimize_init, record_use, add_candidate_1,
2520         prepare_decl_rtl, free_loop_data,
2521         tree_ssa_iv_optimize_finalize): Use the VEC API instead of
2522         VARRAY.
2524         * tree.h (tree_phi_node): Add a comment about the order of PHI
2525         arguments.
2527 2005-04-26  Paul Brook  <paul@codesourcery.com>
2529         * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
2531 2005-04-26  Nathan Sidwell  <nathan@codesourcery.com>
2533         * config/mips.mips.c (mips_legitimize_tls_address): Use
2534         gcc_unreachable.
2536         * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
2537         * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
2538         * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
2540         * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
2541         'abort'.
2543 2005-04-26  Jeff Law  <law@redhat.com>
2545         * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
2546         (op_iter_init_must_and_may_def): Likewise.
2547         (unmodifiable_var_p): Move to a later point in the file.
2548         * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
2549         * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
2550         (dse_record_phis): Directly check for virtual operands rather than
2551         using need_imm_uses_for.
2552         (dse_optimize_stmt): Handle V_MUST_DEF operands.  Handle case where
2553         store has multiple V_{MAY,MUST}_DEF operands.
2555 2005-04-26  Andrew MacLeod  <amacleod@redhat.com>
2557         * tree-cfg.c (bsi_replace): Delink immediate uses for the original
2558         stmt.
2560 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
2562         * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
2563         call to find_edge outside a loop to go through a PHI chain.
2565 2004-04-26  Richard Guenther  <rguenth@gcc.gnu.org>
2567         PR tree-optimization/17598
2568         * fold-const.c (fold_binary): Fold comparisons of addresses
2569         of COMPONENT_REFs which reference the same field to
2570         comparisons of the addresses of the base objects.
2572 2005-04-26  Julian Brown  <julian@codesourcery.com>
2574         * config/arm/arm.c (arm_return_in_msb): New function.
2575         (arm_must_pass_in_stack): New function.
2576         (TARGET_RETURN_IN_MSB): Define target hook.
2577         (TARGET_MUST_PASS_IN_STACK): Define target hook.
2578         (arm_function_value): Pad small aggregate return.
2579         (arm_pad_arg_upward): New function.
2580         (arm_pad_reg_upward): New function.
2581         * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
2582         (FUNCTION_ARG_PADDING): Define macro.
2583         (BLOCK_REG_PADDING): Define macro.
2584         (PAD_VARARGS_DOWN): Correct padding for AAPCS.
2585         * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
2586         (arm_pad_reg_upward): Declare function.
2588 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
2590         * basic-block.h (ei_cond): New.
2591         (FOR_EACH_EDGE): Call ei_cond.
2593         PR tree-optimization/21047
2594         * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
2595         (fold): Don't handle ASSERT_EXPR.
2597 2005-04-25  Roger Sayle  <roger@eyesopen.com>
2599         * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
2600         all writes to any stack register as a read/write dependency on
2601         FIRST_STACK_REG.
2602         (sched_analyze_2): Likewise, for reads from any stack register.
2604 2005-04-25  Richard Henderson  <rth@redhat.com>
2606         * final.c (output_addr_const): Revert 2005-04-09 change.
2608 2005-04-25  Mike Stump  <mrs@apple.com>
2610         * config/darwin.c (darwin_encode_section_info): Always set
2611         MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
2613 2005-04-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2615         * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
2616         gensupport.c, protoize.c, toplev.c: Replace calls to
2617         `unlock_stream' with `unlock_std_streams'.
2619 2005-04-25  Devang Patel <dpatel@apple.com>
2621         * dbxout.c (dbxout_type): Emit attribute vector.
2622         
2623 2005-04-05  Paul Brook  <paul@codesourcery.com>
2625         * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
2626         * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
2627         * config/arm/arm.c (arm_cxx_atexit_name): New function.
2628         (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
2629         * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
2630         (register_dtor_fn): Likewise.
2631         * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
2633 2005-04-25  Ian Lance Taylor  <ian@airs.com>
2635         * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
2636         * c-common.h (EXPR_STMT_EXPR): Don't define.
2637         (c_common_stmt_codes): Don't define.
2638         * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
2639         * c-gimplify.c (gimplify_expr_stmt): Remove.
2640         (c_gimplify_expr): Remove EXPR_STMT case.
2641         * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
2642         to INIT_STATEMENT_CODES.
2643         * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
2645 2005-04-25  Jan Hubicka  <jh@suse.cz>
2647         * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
2649         * except.c: Include diagnostic.h
2650         (dump_eh_tree, verify_eh_tree): New functions.
2651         * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
2652         * tree-cfg.c (tree_verify_flow_info): verify eh edges.
2653         (dump_function_to_file): dump eh tree.
2654         * tree-eh.c (mark_eh_edge): New function.
2655         (mark_eh_edge_found_error): New static variable.
2656         (verify_eh_edges): New function.
2658 2005-04-25  Nathan Sidwell  <nathan@codesourcery.com>
2660         * tree-ssa-alias.c (fieldoff_t): Remove.
2661         (fieldoff_s): typedef the structure itself.  Create a vector of
2662         objects.
2663         (push_fields_onto_fieldstack): Return count of fields pushed.
2664         Remove peeling of first field.  Adjust.
2665         (fieldoff_compare): Adjust.
2666         (create_overlap_variables_for): Adjust.
2668 2005-04-25  Joseph S. Myers  <joseph@codesourcery.com>
2670         * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
2672 2005-04-25  Joseph S. Myers  <joseph@codesourcery.com>
2674         PR bootstrap/21215
2675         * doc/install.texi: Document correct assembler and linker to use
2676         on i?86-*-solaris2.10.
2678 2005-04-25  Steven Bosscher  <stevenb@suse.de>
2680         Fix PR tree-optimization/21173
2682         * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
2683         Unshare expression we pass to force_gimple_operand.
2685 2005-04-25  J"orn Rennecke <joern.rennecke@st.com>
2686             Stephen Clarke <stevec@superh.com>
2687             Roger Sayle <roger@eyesopen.com>
2689         PR rtl-optimization/20413
2690         * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
2691         VOIDmode for LABEL_REF.
2692         * final.c (shorten_branches): Likewise.
2693         * jump.c (mark_all_labels, redirect_exp_1): Likewise.
2694         * loop.c (reg_dead_after_loop): Likewise.
2695         * varasm.c (decode_addr_const): Likewise.
2696         * doc/rtl.texi: Document mode requirement for LABEL_REF.
2698 2005-04-25  Ralf Corsepius  <ralf.corsepius@rtems.org>
2700         * config.gcc (avr-*-*): Remove redundant "case".
2702 2005-04-25  Kazu Hirata  <kazu@cs.umass.edu>
2704         * tree-vect-analyze.c (vect_mark_relevant): Take
2705         VEC(tree,heap) instead of varray_type as an argument.
2706         (vect_mark_stmts_to_be_vectorized): Change the type of
2707         worklist to VEC(tree,heap).  Adjust uses of worklist.
2709 2005-04-24  Devang Patel  <dpatel@apple.com>
2711         *  config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
2712         
2713 2005-04-24  Ian Lance Taylor  <ian@airs.com>
2715         * c-semantics.c (build_stmt): Remove test of specific tree codes
2716         for TREE_SIDE_EFFECTS handling.
2718 2005-04-24  Per Bothner  <per@bothner.com>
2720         * c-opts.c (finish_options):  Make the line-number of the <built-in>
2721         location 0, as assumed elsewhere, rather than 1.
2723 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
2725         * tree-ssa-uncprop.c (equiv_stack): Change the type o
2726         VEC(tree,heap).
2727         (tree_ssa_uncprop, uncprop_finalize_block,
2728         uncprop_initialize_block): Update uses of equiv_stack.
2730 2005-04-24  Richard Henderson  <rth@redhat.com>
2732         PR rtl-opt/21163
2733         * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
2734         for SCALAR_INT_MODE_P instead of not MODE_CC before returning
2735         constm1_rtx.
2736         <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
2737         <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
2738         <DIV, MOD>: Likewise.
2740 2005-04-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2742         * collect2.c (main): Unlock the stdio streams.
2743         * gcc.c (main): Likewise.
2744         * gcov-dump.c (main): Likewise.
2745         * gcov.c (main): Likewise.
2746         * gen-protos.c (main): Likewise.
2747         * gensupport.c (init_md_reader_args_cb): Likewise.
2748         * protoize.c (main): Likewise.
2749         * toplev.c (general_init): Likewise.
2751 2005-04-24  Jakub Jelinek  <jakub@redhat.com>
2753         PR middle-end/20991
2754         * cgraph.h (cgraph_local_info): Add vtable_method field.
2755         * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
2756         and node is vtable_method, finalized and not reachable, don't do
2757         anything.
2759 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
2761         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
2762         COMPARISON_CLASS_P.
2763         * tree-ssa-pre.c (create_value_expr_from): Use
2764         CONSTANT_CLASS_P and REFERENCE_CLASS_P.
2765         * tree-ssa-propagate.c (stmt_makes_single_load,
2766         stmt_makes_single_store): Use REFERENCE_CLASS_P.
2767         * tree-vect-transform.c (vect_is_simple_cond): Use
2768         COMPARISON_CLASS_P.
2769         * tree-vrp.c (extract_range_from_assert,
2770         build_assert_expr_for, fp_predicate, has_assert_expr): Use
2771         COMPARISON_CLASS_P.
2773         * tree-ssa-live.c (build_tree_conflict_graph): Change the type
2774         of tpa_to_clear to VEC(int,heap).  Update uses of
2775         tpa_to_clear.  Free tpa_to_clear at the end.
2777 2005-04-24  Andrew Pinski  <pinskia@physics.uc.edu>
2779         * tree.h (TREE_THIS_VOLATILE): Document the effect on a
2780         function decl.
2782 2005-04-24  Nathan Sidwell  <nathan@codesourcery.com>
2784         * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
2785         and gcc_unreachable as appropriate.
2786         (num_insns_constant, output_vec_const_move,
2787         build_mask64_2_operands, rs6000_output_dwarf_dtprel,
2788         rs6000_emit_set_const, rs6000_emit_move,
2789         spe_build_register_parallel, function_arg,
2790         rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
2791         spe_expand_predicate_builtin, spe_expand_evsel_builtin,
2792         rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
2793         rs6000_common_init_builtins, expand_block_clear,
2794         expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
2795         extract_ME, rs6000_get_some_local_dynamic_name,
2796         rs6000_output_function_entry, print_operand,
2797         print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
2798         output_cbranch, output_e500_flip_gt_bit,
2799         rs6000_emit_vector_compare, rs6000_emit_vector_compare,
2800         rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
2801         compute_save_world_info, rs6000_stack_info,
2802         rs6000_emit_load_toc_table, rs6000_frame_related,
2803         spe_synthesize_frame_save, rs6000_emit_epilogue,
2804         rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
2805         output_function_profiler, rs6000_trampoline_size,
2806         rs6000_initialize_trampoline, find_addr_reg,
2807         rs6000_machopic_legitimize_pic_address,
2808         rs6000_initial_elimination_offset,
2809         rs6000_dbx_register_number): Likewise.
2810         * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
2811         *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
2812         *movti_power, *movti_string, call, call_value, sibcall,
2813         sibcall_value): Likewise.
2814         * config/rs6000/spe.md (*movdf_e500_double,
2815         *movv2si_internal): Likewise.
2816         * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
2817         from comment.
2819 2005-04-24  Richard Henderson  <rth@redhat.com>
2821         PR target/21101
2822         * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
2823         * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
2824         Deny modes smaller than 4 bytes.
2825         * config/i386/i386-protos.h: Update.
2827 2005-04-24  Ralf Corsepius  <ralf.corsepius@rtems.org>
2829         * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
2830         Switch h8300-*-rtems* to ELF.
2832 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
2834         * vec.h (VEC_safe_grow): Replace grow with safe_grow.
2836 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
2838         * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
2840 2005-04-23  Richard Guenther  <rguenth@gcc.gnu.org>
2842         PR middle-end/21082
2843         * fold-const.c: Fold &a[i]-&a[j] to i-j.
2845 2005-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
2847         * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
2848         definitions of ssa names in condition.  Split recusive part to ...
2849         (tree_simplify_using_condition_1): New function.
2850         (expand_simple_operations): New function.
2852 2005-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
2854         * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
2855         (find_interesting_uses_cond): Do not use integer_zerop and
2856         integer_nonzerop to check for integer constants.
2857         (set_use_iv_cost): Record the value field.
2858         (determine_use_iv_cost_generic, determine_use_iv_cost_address,
2859         determine_use_iv_cost_outer): Set the value field of the cost pair.
2860         (may_eliminate_iv): Do not return the comparison code.
2861         (iv_elimination_compare): New function.
2862         (determine_use_iv_cost_condition): Set the value field.  Record
2863         noneliminable invariants correctly.
2864         (rewrite_use_compare, rewrite_use_outer): Use the value field.
2866 2005-04-23  DJ Delorie  <dj@redhat.com>
2868         * diagnostic.c (warning): Accept parameter to classify warning option.
2869         (warning0): New, for when a pointer to an error() like function is needed.
2870         * errors.c (warning): Likewise.
2871         * errors.h (warning, warning0): Adjust prototypes.
2872         * toplev.h (warning, warning0): Likewise.
2874         * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
2875         c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
2876         c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
2877         fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
2878         genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
2879         reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
2880         tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
2881         tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
2883         * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
2884         config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
2885         config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
2886         config/darwin.c, config/darwin.h, config/h8300/h8300.c,
2887         config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
2888         config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
2889         config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
2890         config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
2891         config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
2892         config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
2893         config/rs6000/aix52.h, config/rs6000/darwin.h,
2894         config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
2895         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2896         config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
2897         config/stormy16/stormy16.c, config/v850/v850-c.c,
2898         config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
2899         callers.
2900         
2901 2005-04-23  Richard Henderson  <rth@redhat.com>
2903         PR rtl-opt/21102
2904         * simplify-rtx.c (simplify_binary_operation): Fix mode check before
2905         performing some integral scalar simplifications.
2907 2005-04-23  Richard Henderson  <rth@redhat.com>
2909         PR target/21099
2910         * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
2911         simplifying CONST_VECTOR.
2913 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
2915         * tree-ssa-live.c (live_worklist): Take a stack allocated on
2916         heap as an argument.  Update uses of stack.
2917         (calculate_live_on_entry): Allocate stack on heap.
2919         * tree-ssa-live.c (build_tree_conflict_graph): Allocate
2920         partition_link and tpa_nodes on heap.
2922         * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
2923         (mark_stmt_necessary, propagate_necessity,
2924         mark_really_necessary_kill_operand_phis): Update uses of
2925         worklist.
2926         (tree_dce_init): Allocate worklist using VEC_alloc.
2927         (tree_dce_done): Free worklist using VEC_free.
2929 2005-04-23  Mike Stump  <mrs@apple.com>
2931         * config/darwin.c (machopic_indirection_name): Don't use
2932         quotes needlessly.
2933         (darwin_emit_unwind_label): Use user_label_prefix instead of
2934         "_".
2936 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
2938         * final.c, ipa-inline.c, varasm.c: Fix comment typos.
2940 2005-04-23  Hans-Peter Nilsson  <hp@axis.com>
2942         * config.gcc <cris-*>: Specify .opt files.
2943         * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
2944         config/cris/linux.opt: New files.
2945         * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
2946         (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2947         (TARGET_ELF): Override to 0.
2948         (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
2949         -melinux-stacksize=N.
2950         * config/cris/cris.c: (cris_handle_option): New function.
2951         (TARGET_DEFAULT_TARGET_FLAGS): Override.
2952         (TARGET_HANDLE_OPTION): Override to cris_handle_option.
2953         (cris_override_options): Use MASK_*, not TARGET_MASK_*.
2954         * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
2955         (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
2956         (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
2957         (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
2958         (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
2959         (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
2960         (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
2961         (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
2962         (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
2963         (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
2964         (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
2965         (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
2966         (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
2967         (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
2968         (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2969         (TARGET_LINUX): Define 0.
2970         (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2971         (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
2972         (CRIS_SUBTARGET_DEFAULT): New empty default macro.
2973         * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
2974         (TARGET_LINUX): Override to 1.
2975         (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2977 2005-04-23  Nathan Sidwell  <nathan@codesourcery.com>
2979         * haifa-sched.c (schedule_block): Fix thinko in previous
2980         assertification patch.
2982 2005-04-23  Richard Sandiford  <rsandifo@redhat.com>
2984         * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
2985         $extra_options.  Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
2986         (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file.  Add
2987         pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
2988         $extra_options.  Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
2989         (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file.  Add
2990         pa/pa-hpux.opt to $extra_options.  Also add pa/pa-hpux1111.opt
2991         for hpux11.[1-9]*.
2992         * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
2993         (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
2994         (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
2995         (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
2996         (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
2997         (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
2998         (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
2999         (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
3000         (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
3001         (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
3002         (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
3003         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
3004         (SUBTARGET_OPTIONS): Delete.
3005         (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
3006         (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
3007         instead of a string.
3008         * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
3009         (pa_cpu_string, pa_unix_string): Delete.
3010         (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
3011         (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
3012         TARGET_HPUX_10_10.
3013         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3014         (pa_handle_option): New function.
3015         (override_options): Remove handling of -march=, -mfixed-range=,
3016         -mschedule= and -munix=.
3017         * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
3018         * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
3019         * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
3020         * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
3021         * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
3022         * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
3023         * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
3024         redefining.
3025         * config/pa/pa.opt: New file.
3026         * config/pa/pa-hpux.opt: New file.
3027         * config/pa/pa-hpux1010.opt: New file.
3028         * config/pa/pa-hpux1111.opt: New file.
3029         * config/pa/pa64-hpux.opt: New file.
3031 2005-04-22  David S. Miller  <davem@davemloft.net>
3033         * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
3034         integer when it's mode is VOIDmode not DImode.
3036 2005-04-22  Geoffrey Keating  <geoffk@apple.com>
3038         * config/rs6000/rs6000.md (sync_add<mode>_internal,
3039         sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
3040         sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
3041         sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
3042         sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
3043         "bne- $-xxx" rather than local labels.
3044         (sync_lock_release<mode>): Add second operand.
3045         (lwsync): Use .long rather than a more meaningful opcode.
3046         * doc/md.texi (Standard Names): Add description of second
3047         parameter to sync_lock_test_and_set.
3049 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
3051         PR tree-optimization/21088
3052         * fold-const.c (fold_unary, fold_binary, fold_ternary):
3053         Export.
3054         * tree-vrp.c (compare_values): Use fold_binary to compare
3055         pointers.  Use boolean_type_node as the type of a comparison
3056         expression being folded.
3057         * tree.h: Add prototypes for fold_unary, fold_binary,
3058         fold_ternary.
3060         * tree-ssa-dom.c: Fix formatting.
3062 2005-04-22  Diego Novillo  <dnovillo@redhat.com>
3064         * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
3065         * lambda-code.c (perfect_nestify): Mark virtual operands in
3066         the moved statement for renaming.
3067         * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
3068         (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3069         * params.h (MIN_VIRTUAL_MAPPINGS): Define.
3070         (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3071         * tree-flow.h (struct var_ann_d): Update comments.
3072         (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
3073         allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
3074         debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
3075         debug_tree_ssa_stats, rewrite_ssa_into_ssa,
3076         dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
3077         debug_names_replaced_by): Remove declarations.
3078         (delete_update_ssa, get_current_def, set_current_def): Declare.
3079         (rewrite_into_loop_closed_ssa): Add new argument.  Update
3080         all callers.
3081         * tree-into-ssa.c: Include params.h.
3082         (old_virtual_ssa_names): Remove.  Update all users.
3083         (need_to_replace_names_p): Remove.  Update all users.
3084         (struct update_ssa_stats_d): Declare.
3085         (update_ssa_stats): New local.
3086         (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
3087         dump_tree_ssa_stats, debug_tree_ssa_stats,
3088         dump_update_ssa, debug_update_ssa,
3089         dump_names_replaced_by, debug_names_replaced_by): Declare.
3090         (get_current_def, set current_def): Make extern.
3091         (is_old_name, is_new_name): Protect against references
3092         past the end of the sets.
3093         (add_new_name_mapping): Assert that OLD and NEW are
3094         different SSA names for the same symbol.
3095         When adding a virtual mapping, update stats for virtual
3096         mapping heuristic.
3097         (insert_phi_nodes_for): If UPDATE_P is true, create the
3098         LHS of the new PHI by duplicating SSA name VAR.
3099         (insert_phi_nodes_1): Remove.  Update all users.
3100         (insert_phi_nodes): Remove second argument.  Update all
3101         users.
3102         (maybe_replace_use, maybe_replace_def): New.
3103         (rewrite_update_stmt): Call them.
3104         (mark_def_interesting): Remove calls to is_gimple_reg.
3105         (prepare_phi_args_for_update): Remove.  Update all users.
3106         (prepare_block_for_update): Only process virtual operands
3107         and GIMPLE registers in normal form.
3108         (prepare_use_sites_for): New.
3109         (prepare_names_to_update): Rename from prepare_def_sites.
3110         Call prepare_use_sites_for.
3111         (dump_update_ssa): Rename from dump_repl_tbl.
3112         Update all users.
3113         Show statistics for virtual mapping heuristic.
3114         (debug_update_ssa): Rename from debug_debug_repl_tbl.
3115         (init_update_ssa): Initialize UPDATE_SSA_STATS.
3116         (delete_update_ssa): Make extern.
3117         (mark_set_for_renaming): If the set is empty, do nothing.
3118         (release_ssa_name_after_update_ssa): Update comment.
3119         (insert_updated_phi_nodes_for): Do not remove existing
3120         PHI nodes for symbols.
3121         (switch_virtuals_to_full_rewrite_p): New.
3122         (switch_virtuals_to_full_rewrite): New.
3123         (update_ssa): Call them.
3124         Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
3125         for every statement before updating.
3126         If all the names in NEW_SSA_NAMES have been marked for
3127         removal, do nothing.
3128         Only start at the top of the CFG if there are symbols in
3129         SYMS_TO_RENAME.
3130         (ssa_rewrite_finalize_block): Remove.
3131         (ssa_register_new_def): Remove.
3132         (ssa_rewrite_stmt): Remove.
3133         (ssa_rewrite_phi_arguments): Remove.
3134         (ssa_rewrite_initialize_block): Remove.
3135         (ssa_mark_def_sites): Remove.
3136         (ssa_mark_def_sites_initialize_block): Remove.
3137         (ssa_mark_phi_uses): Remove.
3138         (rewrite_ssa_into_ssa): Remove.
3139         * tree-phinodes.c (find_phi_node_for): Remove.
3140         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3141         Call update_ssa.
3142         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
3143         Remove calls to verify_dominators and
3144         verify_loop_structure.
3145         (tree_unswitch_single_loop): Call update_ssa.
3146         * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
3147         returns false.
3148         Call verify_stmts.
3149         (delete_tree_ssa): Assert that need_ssa_update_p returns
3150         false.
3151         * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
3152         * tree-vectorizer.c (allocate_new_names, rename_def_op,
3153         free_new_names): Remove.  Update all users.
3154         (rename_use_op): Call get_current_def.
3155         (rename_variables_in_bb): Do not handle any real or
3156         virtual definition.
3157         (slpeel_update_phis_for_duplicate_loop): Call
3158         get_current_def and set_current_def instead of using
3159         SSA_NAME_AUX.
3160         (slpeel_update_phi_nodes_for_guard2): Reformat comments.
3161         (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
3162         ssa_names_to_replace and delete_update_ssa.
3163         * doc/invoke.texi: Document --param min-virtual-mappings
3164         and --param virtual-mappings-ratio.
3166 2005-04-22  Diego Novillo  <dnovillo@redhat.com>
3168         * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
3169         for newly created PHI nodes.
3170         Call create_new_def_for for every new V_MAY_DEF and
3171         V_MUST_DEF on the copied statement.
3172         (struct ssa_name_map_entry): Remove.
3173         (ssa_name_map_entry_hash): Remove.
3174         (ssa_name_map_entry_eq): Remove.
3175         (allocate_ssa_names): Remove.
3176         (rewrite_to_new_ssa_names_def): Remove.
3177         (rewrite_to_new_ssa_names_use): Remove.
3178         (rewrite_to_new_ssa_names_bb): Remove.
3179         (rewrite_to_new_ssa_names): Remove.
3180         (tree_duplicate_sese_region): Remove variables ver,
3181         definitions, phi, ssa_name_map and bi.
3182         Call need_ssa_update_p instead of any_marked_for_rewrite_p.
3183         Call update_ssa.
3184         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3185         update_ssa instead of rewrite_ssa_into_ssa.
3186         * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
3187         create_new_def_for.
3188         (find_uses_to_rename_use): Add argument 'need_phis'.
3189         (find_uses_to_rename_stmt): Do not scan virtual operands.
3190         (find_uses_to_rename): Only scan PHI nodes for
3191         non-virtual names.
3192         (rewrite_into_loop_closed_ssa): Call update_ssa.
3193         (check_loop_closed_ssa_use): Ignore virtual operands.
3194         (check_loop_closed_ssa_stmt): Likewise.
3195         (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
3196         NULL.
3197         (rename_variables, set_phi_def_stmts): Remove.
3198         (tree_duplicate_loop_to_header_edge): Reformat comment.
3199         Remove variables BB, I and DEFINITIONS.
3200         Call need_ssa_update_p.
3201         Call update_ssa.
3202         (lv_adjust_loop_header_phi): Reformat comment.
3203         * tree-ssanames.c (ssa_names_to_rewrite): Remove.
3204         (marked_for_rewrite_p, any_marked_for_rewrite_p,
3205         mark_for_rewrite, unmark_all_for_rewrite,
3206         marked_ssa_names): Remove.  Update all users.
3207         (release_ssa_name): If VAR has been registered for SSA
3208         updating, do nothing.
3209         * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
3210         (build_assert_expr_for): Call register_new_name_mapping.
3211         (insert_range_assertions): Update call to update_ssa.
3212         * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
3213         marked_for_rewrite_p, any_marked_for_rewrite_p,
3214         marked_ssa_names): Remove.
3216 2005-04-22  Jeff Law  <law@redhat.com>
3218         * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
3219         (restore_currdefs_to_original_value): Likewise.
3220         (register_definitions_for_stmt): Likewise.
3221         (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
3222         for each variable.  Do not allocate/free block_defs_stack either.
3223         Do not iterate if we just thread jumps.  Only iterate if the
3224         tree_cleanup_cfg does useful work (temporary).
3225         (dom_opt_initialize_block): No longer push a marker on
3226         BLOCK_DEFS_STACK.
3227         (dom_opt_finalize_block): Removal call to restore currdefs.
3228         Relax restrictions for recording edge equivalences.
3229         (record_equivalences_from_phis): No longer need to track
3230         CURRENT_DEF.
3231         (optimize_stmt): Similarly.
3232         (thread_across_edge): Simplify by removing the requirement that
3233         statements in the block we are threading through must be nops.
3234         (initialize_hash_element): Handle GOTO_EXPR.
3236 2005-04-22  David S. Miller  <davem@davemloft.net>
3238         * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
3239         CONST_DOUBLE_HIGH.
3240         * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
3241         fix check on CONST_DOUBLE mode.  It should be VOIDmode
3242         when it is representing an integer.
3244 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
3246         * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
3247         'abort'. Use gcc_assert and gcc_unreachable as appropriate.
3248         * c-format.c (get_constant, decode_format_attr, get_flag_spec, 
3249         find_char_info_specifier_index,
3250         find_length_info_modifier_index): Likewise.
3251         * c-typeck.c (composite_type, pop_init_level): Likewise.
3252         * combine.c (cant_combine_insn_p, try_combine): Likewise.
3253         * cse.c (cse_insn): Likewise
3254         * dominance.c (calc_dfs_tree): Likewise
3255         dwarf2out.c (loc_descriptor_from_tree_1,
3256         add_abstract_origin_attribute, force_decl_die,
3257         force_type_die): Likewise
3258         emit-rtl.c (operand_subword_force): Likewise
3259         explow.c (hard_function_value): Likewise
3260         expmed.c (store_bit_field, expand_divmod,
3261         emit_store_flag_force): Likewise
3262         expr.c (emit_move_multi_word, store_expr,
3263         expand_expr_real_1): Likewise
3264         final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
3265         output_operand): Likewise
3266         flow.c (recompute_reg_usage): Likewise
3267         * function.c (assign_stack_temp_for_type, assign_temp, 
3268         handle_epilogue_set): Likewise
3269         * genextract.c (main): Likewise
3270         * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
3271         gimplify_modify_expr_rhs, gimplify_expr): Likewise
3272         * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
3273         ready_remove, rm_line_notes, rm_other_notes,
3274         schedule_block): Likewise
3275         mips-tfile.c (copy_object, out_of_bounds): Likewise
3277 2005-04-22 David Edelsohn  <edelsohn@gnu.org>
3279         PR target/20813
3280         * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
3281         * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
3282         rs64.  Add MASK_PPC_GFXOPT to powerpc64 and rs64.
3283         (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
3284         TARGET_XL_COMPAT.
3285         * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
3287 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
3289         * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
3290         (gcc_tree_to_linear_expression): Convert to heap allocated
3291         vectors.
3292         (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3293         lbv_to_gcc_expression, lle_to_gcc_expression,
3294         lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest, 
3295         perfect_nestify): Likewise.
3296         lambda.h (gcc_loopnest_to_lambda_loopnest,
3297         lambda_loopnest_to_gcc_loopnest): Likewise.
3298         tree-loop-linear.c (linear_transform_loops): Likewise.
3300 2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
3302         * config/sparc/predicates.md (arith_double_operand): Use
3303         trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
3304         * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
3305         (DImode, DFmode constant splitters): Likewise.  Remove code for
3306         TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
3307         (logical constant splitters): Use const_int_operand predicate.
3308         (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
3309         HOST_BITS_PER_WIDE_INT < 64.
3311 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
3313         * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
3314         gcc_unreachable as appropriate.
3315         (force_mode, emit_move_sequence, singlemove_string,
3316         output_move_double, output_fp_move_double, find_addr_reg,
3317         output_block_move, output_block_clear, output_and,
3318         output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
3319         pa_adjust_cost, pa_issue_rate, print_operand,
3320         output_global_address, output_arg_descriptor, output_cbranch,
3321         output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
3322         output_call): Likewise.
3323         * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
3324         prefetch, prefetch_cc, prefetch_nocc): Likewise.
3326 2005-04-22  Zdenek Dvorak  <dvorakz@suse.cz>
3328         * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
3329         _gcov_pow2_profiler and _gcov_one_value_profiler.
3330         (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
3331         (GTFILES): Add $(srcdir)/tree-profile.c.
3332         * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
3333         __gcov_one_value_profiler): Declare.
3334         * gimplify.c (force_gimple_operand): Check whether the statements
3335         should be produced in ssa form.
3336         (force_gimple_operand_bsi): New function.
3337         * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
3338         __gcov_one_value_profiler): New functions.
3339         * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
3340         the profiled value is a power of two or not.
3341         * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
3342         * tree-flow.h (in_ssa_p): Declare.
3343         (force_gimple_operand_bsi): Declare.
3344         * tree-into-ssa.c (in_ssa_p): New variable.
3345         (rewrite_into_ssa): Set in_ssa_p.
3346         * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
3347         * tree-profile.c: Include ggc.h and gt-tree-profile.h.
3348         (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
3349         tree_one_value_profiler_fn): New variables.
3350         (tree_init_edge_profiler): Initialize the profiler function decls.
3351         (tree_gen_edge_profiler): Use global gcov_type_node.
3352         (prepare_instrumented_value): New function.
3353         (tree_gen_interval_profiler, tree_gen_interval_profiler,
3354         tree_gen_one_value_profiler): Call the library functions instead of
3355         creating instrumentation code.
3356         * tree.c (build_fn_decl): New function.
3357         * tree.h (build_fn_decl): Declare.
3358         * value-prof.c (rtl_divmod_values_to_profile,
3359         rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
3360         tree_mod_pow2_value_transform, tree_find_values_to_profile):
3361         Do not handle may_be_other and precise values of exponents at pow2
3362         profiler.
3363         (tree_mod_subtract_transform): Reflect that value field of
3364         histogram has changed meaning.
3365         (tree_divmod_values_to_profile): Record the values correctly.
3366         (tree_values_to_profile): Update comment.
3367         * value-prof.h (struct histogram_value_t): Remove pow2 data.
3369 2005-04-22  Joseph S. Myers  <joseph@codesourcery.com>
3371         * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
3372         (decl).
3374 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
3376         * config/i386/i386.md (length_immediate): Use gcc_assert or
3377         gcc_unreachable, as appropriate.
3378         (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
3379         *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
3380         *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
3381         *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
3382         *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3383         *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
3384         *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
3385         *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
3386         *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
3387         *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
3388         *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
3389         *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3390         pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
3391         pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
3392         *prefetch_sse_rex): Likewise.
3393         * config/i386/predicates.md (x86_64_immediate_operand,
3394         x86_64_zext_immediate_operand, symbolic_operand,
3395         no_seg_address_operand, aligned_operand,
3396         memory_displacement_operand): Likewise.
3397         * config/i386/sse.md (*mov<mode>_internal,
3398         *movv2df_internal): Likewise.
3400 2005-04-22  Jan Hubicka  <jh@suse.cz>
3402         * Makefile.in (ipa.o, ipa-inline.o): New files.
3403         * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
3404         cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
3405         cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
3406         * cgraphunit.c (cgraph_default_inline_p,
3407         cgraph_decide_inlining_incrementally,  ncalls_inlined,
3408         nfunctions_inlined, initial_insns, overall_insns, 
3409         cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
3410         cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3411         cgraph_mark_inline, cgraph_check_inline_limits,
3412         cgraph_default_inline_p, cgraph_recursive_inlining_p,
3413         update_callee_keys, lookup_recursive_calls,
3414         cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
3415         cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
3416         cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
3417         pass_ipa_inline): Move to ipa-inline.c
3418         (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
3419         * ipa.c: New file.
3420         * ipa-inline.c: New file.
3422 2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
3424         * doc/invoke.texi (SPARC options): Document that -mapp-regs
3425         is turned off by default on Solaris.
3427 2005-04-21  Roger Sayle  <roger@eyesopen.com>
3429         * c-common.h (objc_build_method_signature): Update prototype.
3430         * stub-objc.c (objc_build_method_signature): Update the stub
3431         implementation to accept and ignore additional parameter.
3432         * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
3433         the value of ellipsis to objc_build_method_signature instead
3434         of setting TREE_OVERFLOW on the parms TREE_LIST node.
3436 2005-04-21  Geoffrey Keating  <geoffk@apple.com>
3438         * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
3439         * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
3440         gen_rtx_* not gen_rtx_fmt_*.
3441         (rs6000_emit_vector_select): Likewise.
3442         (rs6000_emit_sync): New.
3443         * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
3444         (larx, stcx, cmp): New mode substitutions.
3445         (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
3446         UNSPEC_ISYNC): New constants.
3447         (rlwinm): Give name.
3448         (memory_barrier, isync, lwsync): New insns.
3449         (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
3450         (sync_lock_release<mode>): New expander.
3451         (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
3452         sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
3453         sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
3454         sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
3455         sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
3456         sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
3457         (sync_add<mode>_internal, sync_addshort_internal,
3458         sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
3459         sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
3460         sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
3462         * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
3463         is the memory before, not after, the operation.  Clarify
3464         barrier requirements.
3466 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
3468         * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
3469         * lambda.h (lambda_vector_min_nz): Likewise.
3470         * langhooks.h (struct lang_hooks_for_types,
3471         struct lang_hooks): Likewise.
3472         * output.h (assemble_integer, this_is_asm_operands): Likewise.
3473         * tree.h: Likewise.
3474         * vec.h: Likewise.
3475         * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
3476         
3477         * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
3478         comments to avoid 'abort'.  Use gcc_assert as necessary.
3479         * opts.c (common_handle_option): Likewise.
3480         * pretty-print.c (pp_base_format_text): Likewise.
3481         * print-rtl.c (print_rtx): Likewise.
3482         * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
3483         * regmove.c (try_auto_increment): Likewise.
3484         * reload.c (find_valid_class, find_reloads_toplev,
3485         find_equiv_reg): Likewise.
3486         * reload1.c (reload, forget_old_reloads_1, function_invariant_p, 
3487         merge_assigned_reloads): Likewise.
3488         * tree-inline.c (inline_forbidden_p_1,
3489         estimate_num_insns_1): Likewise.
3490         * tree-optimize.c (execute_todo): Likewise.
3491         * tree-outof-ssa.c (eliminate_phi): Likewise.
3492         * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3493         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
3494         * tree-ssa-operands.c (parse_ssa_operands,
3495         get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
3496         * tree-ssa-pre.c (find_or_generate_expression): Likewise.
3497         * tree-ssanames.c (release_ssa_name): Likewise.
3498         * tree.c (int_bit_position, int_byte_position, tree_low_cst, 
3499         walk_tree): Likewise.
3501         * tree-ssa-operands.c (verify_abort): Fold into ..
3502         (verify_imm_links): ... here.
3504 2005-04-21  Richard Henderson  <rth@redhat.com>
3506         * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
3507         on non-memory operand for previous inversion.
3509 2005-04-21  Devang Patel  <dpatel@apple.com>
3511         PR optimization/20994
3512         * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
3513         x = !(a == b) : p , q;.
3514         (pass_if_conversion): Verify stmts and flow.
3515         
3516 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
3518         * optabs.c (gen_conditional_trap): Restore #define.
3520         * alias.c (true_dependence): Remove 'abort' from comments. Use
3521         gcc_assert and gcc_unreachable as appropriate.
3522         (canon_true_dependence): Likewise.
3523         * bb-reorder.c (connect_traces): Likewise.
3524         * c-common.c (c_add_case_label): Likewise.
3525         * c-decl.c (finish_function): Likewise.
3526         * caller-save.c (insert_restore, insert_save): Likewise.
3527         * cfg.c (update_bb_profile_for_threading): Likewise.
3528         * cfganal.c (flow_active_insn_p): Likewise.
3529         * cfgexpand.c (add_reg_br_prob_note): Likewise.
3530         * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
3531         cfg_layout_merge_blocks): Likewise.
3532         * ifcvt.c (cond_exec_process_insns, merge_if_block,
3533         find_if_block): Likewise.
3534         * integrate.c (allocate_initial_values): Likewise.
3535         * jump.c (reverse_condition, reverse_condition_maybe_unordered,
3536         swap_condition, unsigned_condition, signed_condition,
3537         mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
3538         reg_or_subregno): Likewise.
3539         * lambda-code.c (lambda_compute_auxillary_space,
3540         lambda_transform_legal_p): Likewise.
3541         * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
3542         * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
3543         lhd_incomplete_type_error, lhd_expand_expr,
3544         lhd_types_compatible_p, lhd_tree_size): Likewise.
3545         * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
3546         * local-alloc.c (update_equiv_regs): Likewise.
3547         * loop-unroll.c (peel_loop_completely
3548         unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
3549         peel_loop_simple, unroll_loop_stupid,
3550         analyze_iv_to_split_insn): Likewise.
3551         * loop.c (gen_prefetch, find_and_verify_loops,
3552         basic_induction_var): Likewise.
3553         * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
3554         * value-prof.c (tree_find_values_to_profile): Likewise.
3555         * varasm.c (named_section, default_assemble_integer,
3556         decode_addr_const): Likewise.
3558 2005-04-21 Alan Modra  <amodra@bigpond.net.au>
3559            Fariborz Jahanian <fjahanian@apple.com>
3561         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
3562         portion of argument passed in fpr.
3563         * expr.c (emit_push_insn): Fix computation of 'offset' used to
3564         decide on partial argument save on stack.
3566 2005-04-21  Kazu Hirata  <kazu@cs.umass.edu>
3568         * config/sparc/predicates.md, config/sparc/sparc.md: Fix
3569         comment typos.
3571 2005-04-21  Jan Hubicka  <jh@suse.cz>
3573         * cgraphunit.c: Include tree-pass.h
3574         (cgraph_decide_recursive_inlining,
3575         cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
3576         cgraph_decide_inlining): Dump goes to dump_file.
3577         (cgraph_optimize): Call ipa passes instead of inliner.
3578         (cgraph_gate_inlining, pass_ipa_inline): New.
3579         * tree-optimize.c (all_ipa_passes): New static variable.
3580         (register_one_dump_file): Dead with IPA passes.
3581         (register_dump_files): Likewise.
3582         (init_tree_optimization_passes): Initialize IPA passes.
3583         (execute_todo): Do cgraph dump when asked to, do not dump function body
3584         for IPA pass.
3585         * tree-pass.h (TODO_dump_cgraph): New macro.
3586         (ipa_passes): Declare.
3587         * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
3589 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
3591         * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
3592         gcc_assert instead of abort.
3593         (classify_argument, examine_argument, construct_container,
3594         contains_128bit_aligned_vector_p, ix86_check_movabs,
3595         standard_80387_constant_opcode, standard_80387_constant_rtx,
3596         ix86_initial_elimination_offset, ix86_compute_frame_layout,
3597         pro_epilogue_adjust_stack, ix86_expand_epilogue,
3598         ix86_address_cost, legitimate_address_p, legitimize_pic_address,
3599         legitimize_tls_address, output_pic_addr_const,
3600         i386_output_dwarf_dtprel, put_condition_code, print_reg,
3601         get_some_local_dynamic_name, print_operand, print_operand_address,
3602         output_387_binary_op, emit_i387_cw_initialization,
3603         output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
3604         ix86_expand_clear, ix86_expand_binary_operator,
3605         ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
3606         ix86_cc_modes_compatible, ix86_fp_comparison_codes,
3607         ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
3608         ix86_expand_branch, ix86_expand_setcc,
3609         ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
3610         ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
3611         ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
3612         memory_address_length, ix86_attr_length_immediate_default,
3613         ix86_attr_length_address_default, ix86_agi_dependant,
3614         x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
3615         ix86_expand_binop_builtin, ix86_force_to_memory,
3616         ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
3617         x86_emit_floatuns): Likewise.
3618         * config/i386/netware.c (gen_regparm_prefix,
3619         i386_nlm_strip_name_encoding): Likewise.
3620         * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
3622 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
3624         * optabs.c (gen_condiational_trap): Remove #define.
3625         (add_equal_note): Assertify. Remove explicit indirection from
3626         call via function pointer.
3627         (expand_ternary_op, expand_simple_binop, expand_binop,
3628         expand_twoval_unop, expand_twoval_binop,
3629         expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
3630         emit_unop_insn,  emit_no_conflict_block,  prepare_cmp_insn,
3631         prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
3632         prepare_float_lib_cmp, emit_conditional_move,
3633         emit_conditional_add, gen_add2_insn, gen_add3_insn,
3634         have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
3635         expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
3636         vector_compare_rtx, expand_vec_cond_expr): Likewise.
3638 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
3640         * vec.h: Update API to separate allocation mechanism from type.
3641         (VEC_safe_grow): New.
3642         * vec.c (calculate_allocation): New.
3643         (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
3644         (vec_gc_free, vec_heap_free): Remove.
3645         * gengtype-lex.l (DEF_VEC_): Process mult-argument macros.  Adjust.
3646         (VEC): Likewise.
3647         (mangle_macro_name): New.
3648         (struct macro_def): New.
3649         (struct macro): Add multiple argument values.
3650         (macro_expans_end): New.
3651         (push_macro_expansion):  Chain on new macro. Process multiple
3652         args, create follow on expansion. Return follow on argument.
3653         (macro_input): Deal with multiple arguments.
3654         
3655         * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
3656         (struct tree_binfo): Adjust.
3657         * basic-block.h: Define VEC(edge,gc).
3658         (struct edge_def): Adjust.
3659         (struct basic_block_def, struct edge_iterator): Likewise.
3660         (ei_container, ei_start_1, ei_last_1): Likewise.
3661         * cfg.c (connect_src, connect_dest): Likewise.
3662         * cfgrtl.c (force_nonfallthru_and_redirect)
3663         * dbxout.c (dbxout_type)
3664         * dwarf2out.c (gen_member_die)
3665         * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
3666         (gcc_tree_to_linear_expression): Adjust.
3667         (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3668         lbv_to_gcc_expression, lle_to_gcc_expression,
3669         lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3670         perfect_nestify): Likewise.
3671         * lambda.h (gcc_loopnest_to_lambda_loopnest,
3672         lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
3673         * profile.c (instrument_values): Adjust.
3674         * tree-cfg.c (modified_noreturn_calls): Adjust.
3675         (remove_fallthru_edge): Likewise.
3676         * tree-dump.c (dequeue_and_dump): Adjust.
3677         * tree-flow-inline.h (mark_stmt_modified): Adjust.
3678         * tree-flow.h (modified_noreturn_calls): Adjust.
3679         (tree_on_heap): Remove. (yay!)
3680         (register_new_def): Adjust.
3681         * tree-into-ssa.c: Define VEC(int,heap).
3682         (block_defs_stack): Adjust.
3683         (find_idf, insert_phi_nodes, register_new_def,
3684         rewrite_initialize_block, rewrite_finalize_block,
3685         register_new_update_single, rewrite_update_init_block,
3686         rewrite_update_fini_block, rewrite_blocks,
3687         ssa_rewrite_finalize_block, ssa_register_new_def,
3688         ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
3689         * tree-loop-linear.c (linear_transform_loops): Adjust.
3690         * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
3691         (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
3692         * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
3693         stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
3694         vrp_variables_stack): Adjust declarations.
3695         (tree_ssa_dominator_optimize): Adjust.
3696         (dom_opt_initialize_block, remove_local_expressions_from_table,
3697         restore_nonzero_vars_to_original_value,
3698         restore_vars_to_original_value,
3699         restore_currdefs_to_original_value, dom_opt_finalize_block,
3700         record_var_is_nonzero, record_cond, record_const_or_copy_1,
3701         optimize_stmt, update_rhs_and_lookup_avail_expr,
3702         lookup_avail_expr, record_range): Likewise.
3703         * tree-ssa-pre.c: Define VEC(basic_block,heap).
3704         (compute_antic_aux): Adjust.
3705         (inserted_exprs, create_expression_by_pieces, 
3706         insert_into_preds_of_block, eliminate, mark_operand_necessary, 
3707         remove_dead_inserted_code, fini_pre): Likewise.
3708         * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
3709         (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist. 
3710         ssa_prop_init): Likewise.
3711         * tree-ssa.c: Define VEC(bitmap,heap).
3712         (verify_name_tags): Adjust.
3713         * value-prof.c (rtl_divmod_values_to_profile): Adjust.
3714         (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
3715         tree_divmod_values_to_profile, tree_find_values_to_profile,
3716         value_profile_transformations): Likewise.
3717         * value-prof.h: Define VEC(histogram_value,heap).
3718         * varasm.c: Remove alias_pair pointer typedef, define
3719         VEC(alias_pair,gc).
3720         (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
3721         
3722         * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
3723         not a pointer to it.  Create an object vector.
3724         (extern_symbols): Turn into an object vector.
3725         (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
3727 2005-04-21  Sebastian Pop  <pop@cri.ensmp.fr>
3729         PR/20742
3730         * Makefile.in (tree-chrec.o): Depend on params.h.
3731         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
3732         default value 20.
3733         * tree-chrec.c: Depend on params.h.  Replace build with buildN,
3734         and fold build with fold_buildN.
3735         (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
3736         the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3737         (tree_contains_chrecs): Compute an estimation of the size of the
3738         given expression.
3739         * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
3740         (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
3741         * tree-scalar-evolution.c (simple_iv): Ditto.
3742         * doc/invoke.texi (scev-max-expr-size): Documented.
3744 2005-04-21  Richard Sandiford  <rsandifo@redhat.com>
3746         * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
3747         (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
3748         (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
3749         (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
3750         (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
3751         (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
3752         * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
3753         (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
3754         * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
3755         (darwin_fix_and_continue_switch): Delete.
3756         * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
3757         (SUBTARGET_SWITCHES): Delete.
3758         * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
3759         (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
3760         (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
3761         (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
3762         (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
3763         (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
3764         (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
3765         (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
3766         (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
3767         (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
3768         (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
3769         (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
3770         (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
3771         (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
3772         (TARGET_64BIT): Undef before redefining.
3773         (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
3774         (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
3775         (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
3776         (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
3777         (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
3778         (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
3779         (ix86_asm_string, ix86_regparm, ix86_regparm_string)
3780         (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3781         (ix86_debug_arg_string, ix86_debug_addr_string)
3782         (ix86_align_loops_string, ix86_align_jumps_string)
3783         (ix86_align_funcs_string): Delete.
3784         * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
3785         (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
3786         * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
3787         (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
3788         * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
3789         * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
3790         (SUBTARGET_SWITCHES): Delete.
3791         * config/i386/i386.c (ix86_debug_arg_string): Delete.
3792         (ix86_debug_addr_string): Delete.
3793         (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
3794         (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
3795         (ix86_align_loops_string, ix86_align_jumps_string)
3796         (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3797         (ix86_align_funcs_string): Make static.
3798         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3799         (ix86_handle_option): New function.
3800         (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
3801         (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
3802         * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
3803         of darwin_fix_and_continue_switch.
3804         (darwin_one_byte_bool): Delete.
3805         * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3806         * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
3807         to darwin_one_byte_bool.
3808         * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
3809         * config/i386/djgpp.opt, config/i386/i386.opt,
3810         * config/i386/sco5.opt: New files.
3812 2005-04-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
3814         * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
3815         fp_zero_operand, fp_register_operand, intreg_operand,
3816         fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
3817         call_operand, call_operand_address, tgd_symbolic_operand,
3818         tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
3819         symbolic_operand, symbolic_memory_operand, label_ref_operand,
3820         sp64_medium_pic_operand, data_segment_operand,
3821         text_segment_operand, splittable_symbolic_memory_operand,
3822         reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
3823         eq_or_neq, normal_comp_operator, noov_compare_op,
3824         noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
3825         cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
3826         const64_operand, const64_high_operand, arith11_operand,
3827         arith10_operand, arith_double_operand, arith_double_4096_operand,
3828         arith_double_add_operand, arith11_double_operand,
3829         arith10_double_operand, small_int, small_int_or_double,
3830         uns_small_int, uns_arith_operand, clobbered_register,
3831         input_operand, compare_operand): Delete.
3832         (sparc_emit_set_const32): Use predicates in assertion.  Remove special
3833         code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
3834         (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
3835         (GEN_HIGHINT64, GEN_INT64): Delete.
3836         (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
3837         gen_safe_XOR64): Adjust for above deletion.
3838         (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
3839         Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
3840         (legitimate_constant_p): Use const_zero_operand instead.
3841         (sparc_extra_constraint_check): Likewise.
3842         * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
3843         (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
3844         (PREDICATE_CODES): Delete.
3845         * config/sparc/sparc.md: Include predicates.md.
3846         (All patterns): Adjust for new predicate names.
3847         (cmpdi, cmpdi_sp64): Use arith_operand predicate.
3848         (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
3849         (movdi): Use general_operand predicate.
3850         (movdi_sp64_dbl): Delete.
3851         (movdi_const64_special): Add 'N' constraint.
3852         (movdicc): Use arith10_operand predicate.
3853         (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
3854         (movdi_cc_reg_sp64): Use arith10_operand predicate.
3855         (movdi_cc_reg_sp64_trunc): Delete.
3856         (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
3857         (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
3858         (subdi3_sp32): Delete.
3859         (subdi3_insn_sp32): Change to define_insn_and_split.
3860         (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
3861         (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
3862         (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
3863         umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
3864         small_int_operand predicate.
3865         (divdi3, udivdi3): Use arith_operand predicate.
3866         (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
3867         (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
3868         xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
3869         (xordi3_sp64_dbl): Delete.
3870         (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
3871         cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
3872         cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
3873         cmp_ccx_set_not): Use arith_operand predicate.
3874         (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
3875         * config/sparc/predicates.md: New file.
3877 2005-04-21  Kazu Hirata  <kazu@cs.umass.edu>
3879         PR tree-optimization/14846
3880         * fold-const.c (fold_single_bit_test_into_sign_test): New,
3881         split out from ...
3882         (fold_single_bit_test): ... here.
3883         (fold_binary): Call fold_single_bit_test_into_sign_test
3884         instead of fold_single_bit_test.
3886 2005-04-20  James E Wilson  <wilson@specifixinc.com>
3888         PR c++/20805
3889         * dwarf2out.c (gen_variable_die): Don't emit a specification if this
3890         is another declaration.
3892 2005-04-21  Hans-Peter Nilsson  <hp@axis.com>
3894         * config/cris/predicates.md: New file.
3895         * config/cris/cris-protos.h (cris_store_multiple_op_p)
3896         (cris_movem_load_rest_p): Declare.
3897         * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
3898         (cris_movem_load_rest_p): Ditto.  Globalize.
3899         (cris_bdap_operand, cris_bdap_biap_operand,
3900         cris_orthogonal_operator, cris_commutative_orth_op,
3901         cris_operand_extend_operator,
3902         cris_additive_operand_extend_operator, cris_extend_operator,
3903         cris_plus_or_bound_operator, cris_mem_op,
3904         cris_general_operand_or_symbol,
3905         cris_general_operand_or_gotless_symbol,
3906         cris_general_operand_or_plt_symbol, cris_mem_call_operand,
3907         cris_load_multiple_op): Remove predicate functions.
3908         (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
3909         abort, for UNSPECs other than CRIS_UNSPEC_PLT.
3910         * config/cris/cris.h (PREDICATE_CODES): Don't define.
3911         * config/cris/cris.md: Include predicates.md.
3912         ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
3914 2005-04-20  Ian Lance Taylor  <ian@airs.com>
3916         * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
3917         * c-common.h (STMT_EXPR_STMT): Don't define.
3918         (STMT_EXPR_NO_SCOPE): Don't define.
3919         * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
3920         * c-pretty-print.c (pp_c_primary_expression): Likewise.
3921         (pp_c_expression): Likewise.
3923 2005-04-20  Richard Henderson  <rth@redhat.com>
3925         PR target/21100
3926         * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
3928 2005-04-20  Jeff Law  <law@redhat.com>
3930         * reload1.c (reload): Ignore equivalences between pseudos and
3931         read only memory.
3933 2005-04-20  Joseph S. Myers  <joseph@codesourcery.com>
3935         PR c/12913
3936         * c-tree.h (struct c_label_list): Update comment.
3937         (struct c_label_context): Rename to struct c_label_context_se.
3938         (label_context_stack): Rename to label_context_stack_se.
3939         (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
3940         c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
3941         c_end_vm_scope): New.
3942         (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
3943         * c-decl.c (pop_scope): Call c_end_vm_scope.
3944         (pushdecl): Call c_begin_vm_scope for variably modified
3945         declarations.
3946         (define_label): Check for jumping into scope of identifier with
3947         variably modified type.  Push label on stack for those defined at
3948         current context of identifiers with variably modified type.
3949         (start_function): Create stack level for context of identifiers
3950         with variably modified type.
3951         (finish_function): Pop stack level for context of identifiers with
3952         variably modified type.
3953         * c-typeck.c (label_context_stack): Rename to
3954         label_context_stack_se.
3955         (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
3956         (c_finish_goto_label): Check for jumping into scope of identifier
3957         with variably modified type.  Push label on stack for those jumped
3958         to from current context of identifiers with variably modified
3959         type.
3960         (struct c_switch): Add blocked_vm.
3961         (c_start_case): Initialize blocked_vm.
3962         (do_case): Check blocked_vm.
3963         (c_finish_case): Add comment.
3964         (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
3965         variable label_context_stack.
3967 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
3969         * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
3970         conditional_replacement, value_replacement, abs_replacement,
3971         minmax_replacement.
3972         (replace_phi_edge_with_variable): Remove argument BB.
3973         (conditional_replacement, value_replacement,
3974         minmax_replacement, abs_replacement): Remove argument PHI_BB.
3975         Update a call to replace_phi_edge_with_variable.
3977         * tree-ssa-phiopt.c: Fix comments.
3979 2005-04-20  Michael Matz  <matz@suse.de>
3981         PR20973
3982         * reload.c (push_reload, find_dummy_reload): Check for uninitialized
3983         pseudos.
3985 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
3987         * tree-ssa-phiopt.c: Fix comment typos.
3989         PR tree-optimization/21116
3990         * tree-ssa-phiopt.c: Fix a typo.
3992 2005-04-19  Richard Henderson  <rth@redhat.com>
3994         * builtins.c (expand_builtin_sync_operation): Revert last change.
3995         * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
3996         not vs new value.
3997         (expand_compare_and_swap_loop): Likewise.
3998         (expand_sync_operation): Remove fallback from NAND to AND; invert
3999         memory operand when expanding from cmpxchg.
4000         (expand_sync_fetch_operation): Likewise.
4001         * doc/extend.texi (Atomic Builtins): Fix docs for nand and
4002         compare-and-swap.
4004         * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
4005         when implementing NAND.  Fix double-add for AFTER.
4006         * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
4007         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4008         (sync_compare_and_swap<I48MODE>): Fix compare vs zero.  Return old
4009         memory value.
4010         (sync_lock_test_and_set<I48MODE>): Remove extra label and last
4011         memory barrier.
4013         * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
4014         to return old memory value.
4015         (sync_compare_and_swap_cc<IMODE>): Likewise.
4017         * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
4018         return pre-reload.  Don't consider output or anti dependencies.
4019         * config/ia64/sync.md (IMODE): New.
4020         (modesuffix): Add QI and HI.
4021         (memory_barrier): Simplify expansion.
4022         (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
4023         (cmpxchg_acq_<IMODE>): Likewise.
4024         (sync_lock_test_and_set<IMODE>): Likewise.
4025         (sync_lock_release<IMODE>): Likewise.
4027 2005-04-19  James A. Morrison  <phython@gcc.gnu.org>
4029         * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
4030         ~X or ~Y simplify.
4032 2005-04-19  James A. Morrison  <phython@gcc.gnu.org>
4034         * fold-const (fold_binary):  Fold ~X ^ ~ Y to X ^ Y.
4036 2005-04-20  Michael Pogue  <michael.pogue@sun.com>
4037             Joseph S. Myers  <joseph@codesourcery.com>
4039         * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
4040         * c-typeck.c (build_c_cast): Check these options.
4041         * doc/invoke.texi: Document these options.
4043 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
4045         * tree-ssa-phiopt.c: Update a comment about the pass.
4047 2005-04-19  Kazu Hirata  <kazu@cs.umass.edu>
4049         * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
4050         config/mcore/mcore.c: Fix comment typos.
4052 2005-04-19  Daniel Jacobowitz  <dan@codesourcery.com>
4054         * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
4055         * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
4057 2005-04-19  Paul Brook  <paul@codesourcery.com>
4059         * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs. 
4061 2005-04-19  Andrew Haley  <aph@redhat.com>
4063         PR java/21022
4064         * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
4065         looking at a field's bitpos.
4067 2005-04-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4069         * system.h (fopen, fdopen, freopen): Define these to the unlocked
4070         libiberty functions.
4072 2005-04-19  Kazu Hirata  <kazu@cs.umass.edu>
4074         PR tree-optimization/21096
4075         * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
4077 2005-04-19  Alan Modra  <amodra@bigpond.net.au>
4079         PR target/21098
4080         * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
4081         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
4083 2005-04-19  Alexandre Oliva  <aoliva@redhat.com>
4085         * tree-cfg.c (dump_function_to_file): Use cfun info only if it
4086         refers to the function being dumped.
4088 2005-04-18  Daniel Jacobowitz  <dan@codesourcery.com>
4090         * varasm.c (assemble_start_function): Remove reset of in_section.
4092 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
4094         PR tree-optimization/21085
4095         * fold-const (fold_binary): Don't change X % -C to X % C if C has
4096         overflowed.
4098 2005-04-19  Ben Elliston  <bje@au.ibm.com>
4100         * doc/invoke.texi (Optimize Options): Refer to the correct
4101         optimisation flag -ftree-dominator-opts, not -ftree-dom.
4103 2005-04-18  Christopher Jaillet <christophe.jaillet@wanadoo.fr>
4105         * config/rs6000/rs6000.c (machopic_output_stub):  Increase
4106         alloca argument to be big enough.
4108 2005-04-18  Alexandre Oliva  <aoliva@redhat.com>
4110         PR middle-end/21049
4111         * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
4112         cfun->cfg are NULL.
4114 2005-04-18  Tom Tromey  <tromey@redhat.com>
4116         * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
4117         typo.
4119 2005-04-18  Richard Henderson  <rth@redhat.com>
4121         * config/alpha/alpha.c (alpha_split_atomic_op): New.
4122         (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
4123         (alphaev4_insn_pipe): Likewise.  Correct IST and LDSYM pipes.
4124         * config/alpha/alpha-protos.h: Update.
4125         * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
4126         (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
4127         (attr type): Add ld_l, st_c, mb.
4128         (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
4129         iornotsi3, xorsi_internal, xornotsi3): New.
4130         * config/alpha/ev4.md (ev4_ld): Add ld_l.
4131         (ev4_ist_c, ev4_mb): New.
4132         * config/alpha/ev5.md (ev5_st): Add st_c, mb.
4133         (ev5_ld_l): New.
4134         * config/alpha/ev6.md (ev6_ild): Add ld_l.
4135         (ev6_ist): Add st_c.
4136         (ev6_mb): New.
4137         * config/alpha/sync.md: New file.
4139 2005-04-18  Richard Henderson  <rth@redhat.com>
4141         * builtins.c (expand_builtin_sync_operation): Fold nand to and
4142         for constants.
4144         * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
4146 2005-04-18  Devang Patel  <dpatel@apple.com>
4148         * config/rs6000/atlivec.md (mulv4si3): New pattern.
4149         
4150 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
4152         PR tree-optimization/20922
4153         * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
4154         Fold X + c >= X and fold X - c <= X to true.
4156 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
4158         * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
4159         unsigned int.
4160         (emergency_labeled_state_free): Likewise.
4162 2005-04-18  Nick Clifton  <nickc@redhat.com>
4164         * config/h8300/h8300.md (jump): Remove prescan parameter from
4165         calls to final_scan_insn.
4167         * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
4168         parameter from calls to final_scan_insn.
4170         * config.gcc (m68hc12): Use the m68hc11.opt file for target
4171         specific options.
4172         (v850e, v850e1): Use the v850.opt file for target specific
4173         options.
4175 2005-04-18  Kazu Hirata  <kazu@cs.umass.edu>
4177         PR tree-optimization/21001
4178         * tree-optimize.c (init_tree_optimization_passes): Move the
4179         first pass_forwprop immediately before pass_vrp.
4181 2005-04-17  Ian Lance Taylor  <ian@airs.com>
4183         * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
4184         * c-common.c (c_sizeof_or_alignof_type): Change second parameter
4185         from enum tree_code op to bool is_sizeof.
4186         * c-common.h (c_sizeof_or_alignof_type): Update declaration.
4187         (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
4188         * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
4189         case.
4190         (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
4191         cases.
4192         (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
4193         ALIGNOF_EXPR cases.
4195 2005-04-17  Ian Lance Taylor  <ian@airs.com>
4197         * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
4199 2005-04-17  Richard Henderson  <rth@redhat.com>
4201         * config/alpha/alpha.c (va_list_skip_additions): Only define if
4202         TARGET_ABI_OSF.
4203         (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
4204         (alpha_stdarg_optimize_hook): Likewise.  Allow for one more round
4205         of indirection through ssa names while looking for the gpr counter
4206         field.
4207         (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
4208         saved va_list_gpr_size and va_list_fpr_size.
4210 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
4212         * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
4213         both pointers or both integers.
4215         * tree-vrp.c (maybe_add_assert_expr): Don't assert
4216         ASSERT_EXPRs for single-use variable.
4218         * tree-into-ssa.c: Fix a comment typo.
4220 2005-04-17  Richard Sandiford  <rsandifo@redhat.com>
4222         * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
4223         -mipsN before forcing a default of -mips2.
4225 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
4227         * predict.h (IS_TAKEN): Remove.
4228         * rtl.h (NOTE_PREDICTION): Likewise.
4230         * modulo-sched.c (CFG_HOOKS): Remove.
4232         * c-parser.c (N_C_TTYPES): Remove.
4234         * tree-flow-inline.h (get_stmt_operands): Remove.
4235         * lambda-code.c, tree-ssa-loop-unswitch.c,
4236         tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
4237         tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
4238         tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
4239         calls to get_stmt_operands.
4240         * doc/tree-ssa.texi: Don't mention get_stmt_operands.
4242 2005-04-17  Richard Henderson  <rth@redhat.com>
4244         PR target/20375
4245         * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
4246         of CUMULATIVE_ARGS past the last named argument.
4247         (alpha_va_start): Expect pretend_args_size only if strictly less than
4248         6 named arguments.
4250 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
4252         PR middle-end/21024
4253         * builtins.c (expand_builtin_strcat): Convert the result of
4254         strlen to the right type.
4255         * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
4256         avoid creating type mismatches.
4257         <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
4258         type mismatches.
4260         * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
4262 2005-04-16  Richard Henderson  <rth@redhat.com>
4264         PR target/21051
4265         * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
4266         Use the mode of boolean_type_node when the user doesn't provide one.
4267         * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
4269 2005-04-16  Alexandre Oliva  <aoliva@redhat.com>
4271         PR target/20126
4272         * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
4273         (const)).
4275         * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
4276         comment.
4278 2005-04-16  Roger Sayle  <roger@eyesopen.com>
4279             Steven Bosscher  <stevenb@suse.de>
4281         * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
4282         (fold_unary_to_constant): Likewise.
4284 2005-04-16  Kazu Hirata  <kazu@cs.umass.edu>
4286         * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
4287         PROP_ASM_SCAN.
4289 2005-04-16  Gerald Pfeifer  <gerald@pfeifer.com>
4291         * doc/install.texi (Specific): Avoid using asterisks in @anchor
4292         names related to target triplets.
4293         Remove i?86-*-esix from platform directory.
4294         Remove powerpc-*-eabiaix from platform directory.
4296 2005-04-16  Joseph S. Myers  <joseph@codesourcery.com>
4298         PR middle-end/20491
4299         * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
4300         falling through from SUBREG case to REG.
4302 2005-04-15  Roger Sayle  <roger@eyesopen.com>
4304         * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
4305         (fold_binary): Update comment mentioning fold_relational_hi_lo.
4306         (fold_binary_to_constant): Simplify using fold_binary.
4307         (fold_unary_to_constant): Likewise, simplify using fold_unary.
4309 2005-04-15  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
4311         * gthr-posix.c (pthread_cancel): Define.
4312         (pthread_mutexattr_init): Likewise.
4313         (pthread_mutexattr_settype): Likewise.
4314         (pthread_mutexattr_destroy): Likewise.
4316 2005-04-15  David S. Miller  <davem@davemloft.net>
4318         PR target/20673
4319         * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
4321 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
4323         PR tree-optimization/21031
4324         * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
4325         (forward_propagate_into_cond_1): Call it.  Forward propagate
4326         integer-integer casts into COND_EXPRs.
4328 2005-04-15  Dave Korn  <dave.korn@artimi.com>
4330         * gcc.c (default_compilers): Clarify obscure error message when
4331         reading from standard input.
4333 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
4335         * basic-block.h (PROP_EQUAL_NOTES): Remove.
4336         * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
4338         * tree-ssa-alias.c (init_alias_info): Remove a call to
4339         get_stmt_operands.
4341 2005-04-15  Andrew MacLeod  <amacleod@redhat.com>
4343         * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
4344         of non-virtual PHI nodes like we use to.
4346 2005-05-15  Paolo Bonzini  <bonzini@gnu.org>
4348         * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
4349         (attr_copy_rtx): Do not use it.
4351 2005-04-15  Andrew Macleod  <amacleod@redhat.com>
4353         * doc/tree-ssa.texi: Grammer/abbreviation updates.
4355 2005-04-15  Diego Novillo  <dnovillo@redhat.com>
4357         * tree-vect-transform.c (vectorizable_store): Mark necessary
4358         objects in the vectorized store needing renaming.  Update the
4359         SSA graph for V_MAY_DEF operands in the original store.
4361 2005-04-14  Daniel Berlin <dberlin@dberlin.org>
4363         * tree-ssa-pre.c (compute_avail): It's okay to have
4364         TREE_INVARIANT's here, and value number the resulting expressions.
4365         (create_expression_by_pieces): Make sure operands that were
4366         min_invariant when we started, stay that way.
4368 2005-04-15  David Edelsohn  <edelsohn@gnu.org>
4370         * doc/install.texi (*-ibm-aix*): Add comment about system limits.
4372 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
4374         PR tree-optimization/20936.
4375         * tree-ssa-ccp.c (visit_assignment): Fix a typo.
4377 2005-04-15  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
4379         * doc/invoke.texi: Fix typos.
4380         * doc/md.texi: Likewise.
4381         * doc/rtl.texi: Likewise.
4382         * doc/sourcebuild.texi: Likewise.
4383         * doc/tm.texi: Likewise.
4385 2005-04-15  Uros Bizjak  <uros@kss-loka.si>
4387         PR tree-optimization/21004
4388         * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
4389         and floorl in c99 mode only.
4390         * builtins.c (expand_builtin_int_roundingfn): Assert that
4391         fallback_fndecl is not NULL_TREE.
4393 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
4395         * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
4396         * basic-block.h: Update the prototype for
4397         purge_all_dead_edges.
4398         * cfgexpand.c (tree_expand_cfg): Update a call to
4399         purge_all_dead_edges.
4400         * combine.c (combine_instructions): Likewise.
4401         * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
4402         rest_of_handle_cse2, rest_of_handle_gcse,
4403         rest_of_handle_postreload): likewise.
4405 2005-04-15  Alexandre Oliva  <aoliva@redhat.com>
4407         PR middle-end/20739
4408         * gimplify.c (gimplify_addr_expr): Compensate for removal of
4409         e.g. cv-qualification conversions.
4411 2005-04-14  Mike Stump  <mrs@apple.com>
4413         * config/darwin-c.c (framework_construct_pathname): We must
4414         find all headers of a framework in the first instance of it
4415         found in the seach path.
4417 2005-04-14  Kazu Hirata  <kazu@cs.umass.edu>
4419         PR tree-optimization/21021
4420         * tree-vrp.c (compare_values): Work around a bug in the front
4421         end that produces a comparison of mismatched types.
4423 2004-04-14  Richard Henderson  <rth@redhat.com>
4425         * config/ia64/ia64.h (enum fetchop_code): Remove.
4426         (enum ia64_builtins): Move ...
4427         * config/ia64/ia64.c (enum ia64_builtins): ... here.  Remove all
4428         members except BSP and FLUSHRS.
4429         (ia64_init_builtins): Remove __sync builtins.
4430         (ia64_expand_builtin): Likewise.
4431         (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
4432         (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
4433         (ia64_expand_lock_release): Remove.
4434         * config/ia64/ia64.md (mf): Move to sync.md.
4435         (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
4436         cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
4437         * config/ia64/sync.md: New file.
4438         (memory_barrier): Rename from mf.
4439         (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
4440         (cmpxchg_acq_<I48MODE>): Likewise.
4441         (sync_lock_test_and_set<I48MODE>): Likewise.
4443         * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
4444         to c++.  Remove __sync* declarations.  s/_si/_4/.  s/_di/_8/.
4446 2004-04-14  Richard Henderson  <rth@redhat.com>
4448         * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
4449         (ix86_compare_emitted): New.
4450         (ix86_expand_compare): Use ix86_compare_emitted if set.
4451         (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
4452         and ix86_compare_op0 are set.
4453         * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
4454         (TARGET_CMPXCHG, TARGET_XADD): New.
4455         (ix86_compare_emitted): Declare.
4456         * config/i386/i386.md: Include sync.md
4457         (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
4458         (UNSPECV_XCHG, UNSPECV_LOCK): New.
4459         * config/i386/sync.md: New file.
4461 2004-04-14  Richard Henderson  <rth@redhat.com>
4463         PR middle-end/14311
4464         * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
4465         BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
4466         BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
4467         BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
4468         BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
4469         BT_FN_I8_VPTR_I8_I8): New.
4470         * builtins.def (DEF_SYNC_BUILTIN): New.
4471         (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
4472         BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
4473         BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
4474         BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
4475         BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
4476         BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
4477         BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
4478         BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
4479         BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
4480         BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
4481         BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
4482         BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
4483         BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
4484         BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
4485         BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
4486         BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
4487         BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
4488         BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
4489         BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
4490         BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
4491         BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
4492         BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
4493         BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
4494         BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
4495         BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
4496         BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
4497         BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
4498         BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
4499         BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
4500         BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
4501         BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
4502         BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
4503         BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
4504         BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
4505         BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
4506         BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
4507         BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
4508         BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
4509         BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
4510         BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
4511         BUILT_IN_SYNCHRONIZE: New.
4512         * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
4513         as a function.  Accept __sync_ as a prefix as well.
4514         (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4515         expand_builtin_lock_test_and_set, expand_builtin_synchronize,
4516         expand_builtin_lock_release): New.
4517         (expand_builtin): Call them.
4518         * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
4519         neither BOTH_P nor FALLBACK_P are defined.
4520         (builtin_type_for_size): New.
4521         (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
4522         (resolve_overloaded_builtin): New.
4523         * c-common.h (resolve_overloaded_builtin): Declare.
4524         (builtin_type_for_size): Declare.
4525         * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
4526         * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
4527         sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
4528         sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
4529         sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
4530         sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
4531         sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
4532         sync_compare_and_swap_cc, sync_lock_test_and_set,
4533         sync_lock_release): New.
4534         * optabs.h: Declare them.
4535         * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
4536         expand_sync_operation, expand_sync_fetch_operation,
4537         expand_sync_lock_test_and_set): Declare.
4538         * genopinit.c (optabs): Add sync optabs.
4539         * optabs.c (init_optabs): Initialize sync optabs.
4540         (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
4541         expand_bool_compare_and_swap, expand_compare_and_swap_loop,
4542         expand_sync_operation, expand_sync_fetch_operation,
4543         expand_sync_lock_test_and_set): New.
4544         * doc/extend.texi (Atomic Builtins): New section
4545         * doc/md.texi (Standard Names): Add sync patterns.
4547 2005-04-14  Alexandre Oliva  <aoliva@redhat.com>
4549         * tree-eh.c (lower_try_finally_copy): Generate new code in
4550         response to goto_queue entries as if the queue was sorted by
4551         index, not pointers.
4552         (lower_try_finally_switch): Likewise.
4554 2005-04-14  Richard Henderson  <rth@redhat.com>
4556         * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
4557         (ix86_expand_sse_movcc): ... here.  Take cmp as a pre-computed
4558         register.
4559         (ix86_expand_fp_movcc): Update to match.
4560         (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
4561         * config/i386/i386-protos.h: Update.
4562         * config/i386/sse.md (vcondv4sf, vcondv2df): New.
4563         (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
4565 2005-04-14  Joseph S. Myers  <joseph@codesourcery.com>
4567         * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
4568         refer to 4.0.
4570 2005-04-14  Julian Brown  <julian@codesourcery.com>
4572         * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
4573         link failures on ppc64 Linux.
4575 2005-04-14  Andreas Krebbel  <krebbel1@de.ibm.com>
4577         * config.gcc: Set cpu_type for s390.
4579 2005-04-14  Daniel Berlin  <dberlin@dberlin.org>
4581         Fix PR tree-optimization/20963
4582         * tree-ssa-pre.c (compute_avail): Remove special case for
4583         TREE_INVARIANT.
4584         (create_expression_by_pieces): Add value numbers for forced out
4585         statements.
4587 2005-04-14  Hans-Peter Nilsson  <hp@axis.com>
4589         * config/cris/cris.md: Replace references to (reg:SI 16) with
4590         (reg:SI CRIS_SRP_REGNUM).
4592 2005-04-14  Kazu Hirata  <kazu@cs.umass.edu>
4594         PR tree-optimization/20657
4595         * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
4596         create an appropriate range from it.
4598 2005-04-14  Uros Bizjak  <uros@kss-loka.si>
4600         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
4601         <UNSPEC_FIST_CEIL> case.
4603         * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
4604         (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
4605         (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
4606         to implement lfloor and llfloor built-ins as x87 intrinsic function.
4607         (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
4608         (lfloor<mode>2): New expanders.
4609         (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
4610         (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
4611         to implement lceil and llceil built-ins as x87 intrinsic function.
4612         (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
4613         (lceil<mode>2): New expanders.
4615 2005-04-14  Uros Bizjak  <uros@kss-loka.si>
4617         * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
4618         and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
4620 2005-04-14  Ulrich Weigand  <uweigand@de.ibm.com>
4622         PR target/20927
4623         * config/s390/s390-modes.def: Define TFmode.
4625 2005-04-13  Richard Sandiford  <rsandifo@redhat.com>
4627         * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
4628         (JUMP_TABLES_IN_TEXT_SECTION): Define.
4629         * config/mips/mips.c (mips16_insn_length): Remove reference to
4630         JUMP_TABLES_IN_TEXT_SECTION.
4632 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
4634         * simplify-rtx.c (simplify_binary_operation_1): Return
4635         scalar or vector of constant 0, depending on the xor's
4636         mode.
4638 2005-04-13  Dale Johannesen  <dalej@apple.com>
4640         * objc/Make-lang.in (objc-lang.o):  Depend on tree-gimple.h.
4641         (objc-act.o):  Ditto.
4642         * objc/objc-act.c (objc_gimplify_expr):  New.
4643         (objc_get_callee_fndecl):  New.
4644         * objc/objc-act.h:  Include tree-gimple.h.  Declare new functions.
4645         * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR):  Define.
4646         (LANG_HOOKS_GET_CALLEE_FNDECL):  Define.
4648 2005-04-13  Devang Patel  <dpatel@apple.com>
4650         * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
4651         temp variables.
4653 2005-04-13  Hans-Peter Nilsson  <hp@axis.com>
4655         CRIS prologue as RTL.
4656         * config/cris/cris-protos.h (cris_emit_movem_store)
4657         (cris_expand_prologue): Prototype.
4658         * config/cris/cris.c (struct machine_function): New member
4659         stdarg_regs.
4660         (cfa_label_num, cris_target_asm_function_prologue): Remove.
4661         (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
4662         (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
4663         (cris_load_multiple_op, cris_return_address_on_stack)
4664         (cris_return_address_on_stack_for_return): ISO-Cify.
4665         (cris_store_multiple_op): New predicate function.
4666         (cris_expand_prologue, cris_emit_movem_store): New functions.
4667         (cris_print_operand) <case 'O'>: Handle modifications other than
4668         post-increment.
4669         (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
4670         (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
4671         (cris_gen_movem_load): Rearrange slightly to make local variable
4672         src a parameter, removing osrc.
4673         (cris_setup_incoming_varargs): Set machine_function member
4674         stdarg_regs to correspond to the number of registers that need to
4675         be saved.
4676         * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
4677         CRIS_UNSPEC_GOT.
4678         (PREDICATE_CODES): Add cris_store_multiple_op.  Make
4679         cris_general_operand_or_gotless_symbol accept UNSPEC.
4680         * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
4681         ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
4682         ("*cris_store_multiple"): New pattern.  Tweak common comment above
4683         this and "*cris_load_multiple".
4684         ("prologue"): New define_expand.
4686         * config/cris/cris.md ("epilogue"): Conditionalize on
4687         TARGET_PROLOGUE_EPILOGUE.
4689 2005-04-13  Steve Ellcey  <sje@cup.hp.com>
4691         PR target/20924
4692         * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
4693         fpsr 0 instead of fpsr 1.
4694         (divsf3_internal_thr): Ditto.
4695         (divdf3_internal_lat): Ditto.
4696         (divdf3_internal_thr): Ditto.
4697         (divxf3_internal_lat): Ditto.
4698         (divxf3_internal_thr): Ditto.
4700 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
4702         PR tree-optimization/20913
4703         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
4705         PR tree-optimization/20702
4706         * tree-vrp.c (maybe_add_assert_expr): Recurse into
4707         dominator children that haven't been walked into.
4709 2005-04-13  Julian Brown  <julian@codesourcery.com>
4711         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
4712         being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
4713         is true.
4715 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
4717         * basic-block.h, tree-ssa-uncprop.c, varasm.c,
4718         config/i386/sse.md: Fix comment typos.
4720         * genattrtab.c (NULL_ATTR): Remove.
4721         * ifcvt.c (NULL_EDGE): Likewise.
4723         * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
4725         * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
4726         NOTE_PREDICT): Remove.
4728 2005-04-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
4730         * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
4731         * configure: Regenerate.
4732         * config.in: Likewise.
4733         * system.h: Declare vsnprintf if not already declared.
4735 2005-04-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
4737         * optc-gen.awk: Handle stand-alone Mask records.
4738         * opth-gen.awk: Likewise.
4739         * doc/options.texi (Option file format): Document them.
4740         * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
4741         sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
4742         (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
4743         * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
4744         MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
4745         MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
4746         MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
4747         MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
4748         MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
4749         (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
4750         TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
4751         TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
4752         TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
4753         TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
4754         TARGET_LONG_DOUBLE_128): Likewise.
4755         (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
4756         (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
4757         * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
4758         * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
4759         * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
4760         * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
4761         * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
4762         * config/sparc/sparc.c (fpu_option_set): New global.
4763         (sparc_handle_option): New function.
4764         (sparc_override_options): Test fpu_option_set.
4765         (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
4766         (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
4767         * config/sparc/sparc.opt: New file.
4768         * config/sparc/little-endian.opt: Likewise.
4769         * config/sparc/long-double-switch.opt: Likewise.
4771 2005-04-13  Bernd Schmidt  <bernd.schmidt@analog.com>
4773         * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
4774         (bfin_handle_options): Set it if -mshared-library-id= is seen.
4775         * config/bfin/bfin.opt (mshared-library-id=): Lose
4776         Var(bfin_lib_id_given).
4778 2005-04-13  Matt Thomas  <matt@3am-software.com>
4780         * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
4781         defining.
4783 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
4785         * rtl.h (CLEAR_RTX_FLAGS): Remove.
4787         * cgraphunit.c (INSNS_PER_CALL): Remove.
4789         * tree-ssa-forwprop.c (vars,
4790         record_single_argument_cond_exprs,
4791         substitute_single_use_vars): Remove.
4792         (forward_propagate_into_cond_1, forward_propagate_into_cond):
4793         New.
4794         (tree_ssa_forward_propagate_single_use_vars): Call
4795         forward_propagate_into_cond for each COND_EXPR.
4797         * tree-inline.c (INSNS_PER_STMT): Remove.
4799 2005-04-12  Richard Henderson  <rth@redhat.com>
4801         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
4802         (ix86_expand_sse_fp_minmax): ... from ...
4803         (ix86_expand_fp_movcc): ... here.
4804         (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
4805         * config/i386/i386-protos.h: Update.
4806         * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
4807         (sse_setccsf, sse_setccdf): Allow before reload.
4808         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
4809         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
4810         (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
4811         * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
4812         (anddf3, nanddf3, iordf3, xordf3): New.
4814 2005-04-12  Jeff Law  <law@redhat.com>
4816         * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
4817         (tree-ssa-uncprop.o): Add dependencies.
4818         * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
4819         * tree-flow.h (remove_useless_stmts): Remove prototype.
4820         * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4821         remove_useless_stmts.
4822         * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
4823         * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
4824         * tree-pass.h (pass_uncprop): Declare.
4825         * tree-ssa-uncprop.c: New file.
4827 2005-04-12  James E. Wilson  <wilson@specifixinc.com>
4829         PR target/20670
4830         * unwind-ia64.c (uw_intall_context): Add missing load of r27.
4832 2005-04-12  Caroline Tice  <ctice@apple.com>
4834         Temporary fix for partitioning problems.
4835         * passes.c (rest_of_handle_final): Remove code that
4836         frees unlikely_text_section_name,
4837         * varasm.c (assemble_start_function): Test for partitioning
4838         flag before writing out section labels.
4839         (assemble_end_function): Test for partitioning flag before
4840         writing out section labels.
4842 2005-04-12  Steven Bosscher  <stevenb@suse.de>
4843             Stuart Hastings <stuart@apple.com>
4844             Jan Hubicka  <jh@suse.cz>
4846         * Makefile.in: Add function.h to BASIC_BLOCK_H.  Remove all
4847         references to gt-tree-cfg.h.
4848         * basic-block.h (struct basic_block_def): Don't skip rbi
4849         for garbage collection.
4850         (struct reorder_block_def): Make GTY-able.
4851         (struct control_flow_graph): New structure.
4852         (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
4853         BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
4854         but instead defines to the control_flow_graph for cfun.
4855         (label_to_block_map): New define, points to the label map of
4856         the control_flow_graph for cfun.
4857         (n_edges_for_function, n_basic_blocks_for_function,
4858         last_basic_block_for_function, basic_block_info_for_function,
4859         EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
4860         basic_block_info_for_function, label_to_block_map_for_function):
4861         Counterparts for the above, taking a struct function as an extra
4862         argument.
4863         (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
4864         * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
4865         basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
4866         (alloc_rbi_pool, free_rbi_pool): Remove.
4867         (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
4868         * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
4869         here...
4870         (cfg_layout_finalize) ... and don't free it here.
4871         * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
4872         garbage collected.
4873         * flow.c (free_basic_block_vars): Set label_to_block_map and
4874         n_edges to zero too.
4875         * function.h (struct function): Add cfg field.
4876         * function.c (allocate_struct_function): Allocate the cfg.
4877         * tree-cfg.c (label_to_block_map): Remove.
4878         (build_tree_cfg): Don't allocate the rbi pool here...
4879         (delete_tree_cfg_annotations): ...and don't free it here.
4880         Also don't nullify label_to_block_map for cfun.
4882 2005-04-12  Caroline Tice  <ctice@apple.com>
4884         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4885         Revert my patch from April 9.
4886         (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
4887         (reorder_basic_blocks): Revert my patch from April 9.
4888         (insert_section_boundary_note): Revert my patch from April 9.
4889         * dbxout.c (dbxout_function_end): Revert my patch from April 9.
4890         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
4891         (COLD_END_LABEL):  Revert my patch from April 9.
4892         (cold_text_section_label):  Revert my patch from April 9.
4893         (cold_end_label): Revert my patch from April 9.
4894         (dwarf2out_switch_text_section): Revert my patch from April 9.
4895         (output_aranges): Revert my patch from April 9.
4896         (output_ranges):  Revert my patch from April 9.
4897         (output_line_info): Revert my patch from April 9.
4898         (add_location_or_const_value_attribute):  Revert my patch from April 9.
4899         (dwarf2out_var_location): Revert my patch from April 9.
4900         (dwarf2out_init):  Revert my patch from April 9.
4901         (dwarf2out_finish): Revert my patch from April 9.
4902         * function.h (struct function): Revert my patch from April 9.
4903         * opts.c (decode_options): Revert my patch from April 9.
4904         * output.h (unlikely_section_label, hot_section_label,
4905         hot_section_end_label, cold_section_end_label,
4906         unlikely_text_section_name): Revert my patch from April 9.
4907         * passes.c (rest_of_handle_final): Revert my patch from April 9.
4908         * varasm.c (unlikely_section_label, hot_section_label,
4909         hot_section_end_label, cold_section_end_label,
4910         unlikely_text_section_name): Revert my patch from April 9.
4911         (initialize_cold_section_name): Revert my patch from April 9.
4912         (unlikely_text_section): Revert my patch from April 9.
4913         (in_unlikely_text_section): Revert my patch from April 9.
4914         (named_section): Revert my patch from April 9.
4915         (function_section): Revert my patch from April 9.
4916         (current_function_section): Revert my patch from April 9.
4917         (assemble_start_function): Revert my patch from April 9.
4918         (assemble_end_function): Revert my patch from April 9.
4919         (default_section_type_flags_1): Revert my patch from April 9.
4921 2005-04-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
4923         * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
4924         * config/sparc/sparc.md (untyped_call): Save the registers manually.
4926         * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
4928 2005-04-12  Ulrich Weigand  <uweigand@de.ibm.com>
4930         PR middle-end/20917
4931         * config/s390/s390.md ("*set_tp"): Use SET in pattern.
4932         ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
4934 2004-04-12  Richard Henderson  <rth@redhat.com>
4936         * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
4937         UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
4938         UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
4939         (UNSPEC_*, UNSPECV_*): Renumber.
4941 2005-04-12  Frank Ch. Eigler  <fche@redhat.com>
4943         PR mudflap/19266
4944         From Richard Henderson <rth@redhat.com>:
4945         * tree-mudflap.c (mf_build_check_statement_for): Correct block
4946         splitting logic.
4948 2005-04-12  Dorit Naishlos  <dorit@il.ibm.com>
4950         * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
4952 2005-04-12  Bernd Schmidt  <bernd.schmidt@analog.com>
4954         * config/bfin/bfin.c (bfin_library_id_string): Remove.
4955         (bfin_library_id): New variable.
4956         (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
4957         instead of bfin_library_id_string.
4958         (bfin_handle_option): New function.
4959         (override_options): Remove most code to deal with shared library IDs,
4960         just check they aren't used without -mid-shared-library.
4961         (TARGET_HANDLE_OPTION): Define.
4962         * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
4963         * config/bfin/bfin.opt (mshared-library-id=): New.
4965 2005-04-12  Kazu Hirata  <kazu@cs.umass.edu>
4967         * tree-vect-transform.c: Fix comment typos.
4969 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
4971         * postreload-gcse.c (eliminate_partially_redundant_load): Don't
4972         split critical edges when not possible/profitable.
4974 2005-04-12  Richard Sandiford  <rsandifo@redhat.com>
4976         * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
4977         (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
4978         (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
4979         (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
4980         (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
4981         (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
4982         (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
4983         * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
4984         MASK_NO_BITFIELD.
4985         * config/ns32k/ns32k.c (ns32k_handle_option): New function.
4986         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4987         * config/ns32k/ns32k.opt: New file.
4989 2005-04-12  Richard Sandiford  <rsandifo@redhat.com>
4991         * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
4992         * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
4993         (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
4994         (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
4995         (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
4996         (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
4997         (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
4998         (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
4999         (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
5000         (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
5001         (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
5002         (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
5003         (MASK_COLDFIRE): Formatting fixes.
5004         (TARGET_COLDFIRE): Turn into a boolean value for consistency.
5005         * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
5006         * config/m68k/m68k.c (m68k_library_id_string): Initialize to
5007         "_current_shared_library_a5_offset_".
5008         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5009         (MASK_ALL_CPU_BITS): New macro.
5010         (m68k_handle_option): New function.
5011         (override_options): Remove handling of m68k_library_id_string.
5012         * config/m68k/m68k.opt: New file.
5013         * config/m68k/ieee.opt: New file.
5015 2005-04-11  Mark Mitchell  <mark@codesourcery.com>
5017         * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5018         (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
5019         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5020         (TARGET_CXX): Adjust accordingly.
5021         * target.h (struct gcc_target): Remove epxort_class_data.  Add
5022         determine_class_data_visibility and class_data_always_comdat.
5023         * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5024         (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
5025         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5026         * config/arm/arm.c (arm_cxx_export_class_data): Remove.
5027         (arm_cxx_determine_class_data_visibility): New.
5028         (arm_cxx_class_data_always_comdat): Likewise.
5029         (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5030         (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
5031         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5032         * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
5033         * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
5034         Define.
5036 2005-04-11  Devang Patel  <dpatel@apple.com>
5038         * tree-data-ref.c (build_classic_dist_vector,
5039         compute_subscript_distance): Make externally visible.
5040         * tree-data-ref.h (build_classic_dist_vector,
5041         compute_subscript_distance): Same.
5042         * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5043         Check distance vector against vectorization factor.
5044         (vect_analyze_loop): Determine vectorizaion factor before
5045         analyzing data dependences.
5046         * tree-vectorizer.c (loops_num): Make it externally visible and
5047         rename ...
5048         * tree-vectorizer.c (vect_loops_num): ... new name.
5049         * tree-vectorizer.h  (vect_loops_num): New.
5051 2005-04-11  Devang Patel  <dpatel@apple.com>
5053         * tree-vect-analyze.c (vect_analyze_operations): Check
5054         vectorizable codition.
5055         * tree-vect-transform.c (vect_is_simple_cond): New function.
5056         (vectorizable_condition): New function.
5057         (vect_transform_stmt): Handle condition_vec_info_type.
5058         * tree-vectorizer.h (enum stmt_vec_info_type): Add
5059         condition_vec_info_type.
5060         (vectorizable_condition): New.
5062 2005-04-11  Geoffrey Keating  <geoffk@apple.com>
5064         * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
5065         * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
5066         * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
5068         * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
5069         (SUBTARGET_EXTRA_SPECS): Always 'i386'.
5071         * dwarf2out.c (output_line_info): Don't try to dereference
5072         a NULL current_function_decl.
5074         * config/t-slibgcc-darwin: Don't put shared libraries in
5075         directories other than $(slibdir).
5076         * config/rs6000/darwin.h: Find -m64 libgcc under the name the
5077         OS uses for it.
5079 2005-04-11  Diego Novillo  <dnovillo@redhat.com>
5081         PR tree-optimization/20933
5082         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
5083         logic to reject aliases between read-only and writable
5084         variables ...
5085         (may_alias_p): ... here.
5086         (get_tmt_for): Do not associate read-only tags to pointers
5087         whose pointed-to type is not read-only.
5088         * tree-ssa.c (verify_ssa): Check that memory stores have at
5089         least one V_MAY_DEF or V_MUST_DEF.
5091 2005-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5093         PR/17092
5094         * configure.ac (gcc_UNLOCKED_FUNCS): New.
5095         (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
5096         * system.h (putchar, getc, getchar, clearerr, feof, fileno,
5097         fflush, fgetc, fgets, ferror, fread): Redefine to the associated
5098         _unlocked function.
5099         (fwrite_unlocked): Fix prototype.
5101         * configure, config.in: Regenerate.
5103 2005-04-11  David Edelsohn  <edelsohn@gnu.org>
5105         * tree-ssa-loop-im.c: Include real.h.
5106         (determine_invariantness_stmt): If real division divisor is
5107         invariant and flag_unsafe_math_optimizations enabled, generate
5108         invariant reciprocal for hoisting.
5109         * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
5111 2005-04-11  Daniel Berlin  <dberlin@dberlin.org>
5113         Fix PR tree-optimization/20926
5115         * tree-ssa-alias.c (add_type_alias): Handle subvars.
5117 2005-04-11  Devang Patel  <dpatel@apple.com>
5119         * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
5120         operand ordering.
5122 2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
5124         * fold-const.c (fold_binary_op_with_conditional_arg):
5125         use fold_buildN instead of "fold (buildN" in some
5126         non obvious places.
5127         (fold_unary): Likewise.
5128         (fold_binary): Likewise.
5130 2005-04-11  Daniel Berlin  <dberlin@dberlin.org>
5132         Fix PR tree-optimization/20612
5133         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
5134         handling
5135         (perfect_nestify): preheaderbb is *not* part of loop of the
5136         old destination.
5138 2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
5140         * tree-ssa-alias.c (may_alias_p): If the variable
5141         is a global variable and the pointer is parameter
5142         and -fargument-noalias-global is used, then
5143         the pointer cannot alias the variable.
5145 2005-04-11  James A. Morrison  <phython@gcc.gnu.org>
5147         * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
5148         * config/sparc/sparc.h: Likewise.
5149         * config/sparc/sparc.md: Likewise.
5151 2005-04-11  Kazu Hirata  <kazu@cs.umass.edu>
5153         * tree-vrp.c (maybe_add_assert_expr): Move a comment.
5155         * tree-vrp.c: Fix a comment typo.
5157 2005-04-11  Diego Novillo  <dnovillo@redhat.com>
5159         PR tree-optimization/20920
5160         * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
5161         SSA_NAME flows through an abnormal edge.
5162         * tree-vrp.c (infer_value_range): Ignore SSA names that flow
5163         through abnormal edges.
5164         (maybe_add_assert_expr): Likewise.
5166 2005-04-11  Richard Sandiford  <rsandifo@redhat.com>
5168         * config/s390/s390.h (s390_tune_string, s390_arch_string)
5169         (s390_warn_framesize_string, s390_warn_dynamicstack_string)
5170         (s390_stack_size_string, s390_stack_guard_string, target_flags)
5171         (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
5172         (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
5173         (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
5174         (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
5175         (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
5176         (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
5177         (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
5178         * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5179         (TARGET_HANDLE_OPTION): Likewise.
5180         (s390_tune): Initialize to PROCESSOR_max.
5181         (s390_arch_string): Make static.
5182         (s390_tune_string, s390_warn_framesize_string): Delete.
5183         (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
5184         (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
5185         (s390_handle_arch_option, s390_handle_option): New functions.
5186         (override_options): Remove parsing of option strings.
5187         * config/s390/s390.opt: New file.
5189 2005-04-11  Paolo Bonzini  <bonzini@gnu.org>
5191         * tree-complex.c (expand_vector_operations): Call
5192         update_stmt_if_modified.
5194 2005-04-11  Paolo Bonzini  <bonzini@gnu.org>
5196         * tree-vect-analyze (vect_determine_vectorization_factor):
5197         Do not use GET_MODE_NUNITS.
5198         * tree-vect-transform.c (vect_get_vec_def_for_operand,
5199         (vectorizable_load, vect_transform_loop): Likewise.
5201 2005-04-11  Uros Bizjak  <uros@kss-loka.si>
5203         * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
5204         (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
5205         * optabs.h (enum optab_index): Add new OTI_lceil.
5206         (lceil_optab): Define corresponding macro.
5207         * optabs.c (init_optabs): Initialize lceil_optab.
5208         * genopinit.c (optabs): Implement lceil_optab using lceilsi2
5209         and lceildi2 patterns.
5210         * builtins.c (expand_builtin_int_roundingfn): Handle
5211         BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
5212         (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
5213         BUILT_IN_LLCEIL{,F,L}.
5214         (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
5215         BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
5216         (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
5217         (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
5218         BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
5219         * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
5220         into lceil built-in function and (long long int)ceil{,f,l} into
5221         llceil built-in function.
5222         * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
5223         BUILT_IN_LLCEIL.
5225 2005-04-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5227         * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
5228         zero.
5230 2005-04-10  Kazu Hirata  <kazu@cs.umass.edu>
5232         * config/arm/arm.c: Fix a comment typo.
5233         * doc/tree-ssa.texi: Fix a typo.
5235 2005-04-10  Steven Bosscher  <stevenb@suse.de>
5237         * cselib.c (clear_table): Rename to cselib_clear_table.
5238         * cselib.h (cselib_clear_table): Add prototype.
5239         * gcse.c (gcse_main): Make 'f' argument unused.
5240         (alloc_gcse_mem): Do not walk the insn chain, walk the contents
5241         of each basic block instead.
5242         (compute_sets, compute_hash_table_work): Likewise.
5243         (constprop_register): Change int 'alter_jumps' argument to bool.
5244         (do_local_cprop): Likewise.
5245         (local_cprop_pass): Likewise.  Also walk basic blocks instead of
5246         the insn chain.  Explicitly clear the cselib tables after finishing
5247         one basic block.  Make sure there are no unterminated libcall blocks.
5248         Update compute_sets call.
5249         (cprop): Walk basic blocks instead of the insn chain.
5250         (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
5251         Likewise.
5252         (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
5253         one_cprop_pass calls.
5255 2005-04-10  Richard Sandiford  <rsandifo@redhat.com>
5257         * combine.c (combine_simplify_rtx): Remove a transformation that
5258         relies on an invalid assumption about rtl sign-extension semantics.
5260 2005-04-10  Richard Sandiford  <rsandifo@redhat.com>
5262         * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
5263         to build_int_cst_wide.
5265 2005-04-09  Alexandre Oliva  <aoliva@redhat.com>
5267         PR target/20126
5268         * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
5269         set the original address pseudo to the correct value before the
5270         original insn, if possible, and leave the insn alone, otherwise
5271         create a new pseudo, set it and replace it in the insn.
5272         * recog.c (validate_change_maybe_volatile): New.
5273         * recog.h (validate_change_maybe_volatile): Declare.
5275 2005-04-09  Caroline Tice  <ctice@apple.com>
5277         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5278         Remove targetm.have_named_sections test.
5279         (fix_edges_for_rarely_executed_code): Likewise.
5280         (insert_section_boundary_note): Likewise.
5281         (reorder_basic_blocks): Check partitioning flag before calling
5282         verify_hot_cold_block_grouping.
5283         * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5284         the function struct rather than global variables.
5285         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5286         (COLD_END_LABEL): Likewise
5287         (cold_text_section_label): New static global variable.
5288         (cold_end_label): Likewise.
5289         (dwarf2out_switch_text_section): Get hot/cold section labels from
5290         the function struct rather than global variables.
5291         (output_aranges): Use cold_text_section_label and cold_end_label;
5292         check partitioning flag before putting out delta.
5293         (output_ranges): Remove incorrect code attempting to use
5294         hot/cold labels.
5295         (output_line_info): Get cold section label from function struct.
5296         (add_location_or_const_value_attribute): Likewise.
5297         (get_subprogram_die): Get hot/cold section labels from function struct.
5298         (dwarf2out_var_location): Likewise.
5299         (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5300         write out cold_text_section_label if partition flag is set.
5301         (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5302         * function.h (struct function): Add new fields to point to hot/cold
5303         section labels: hot_section_label, cold_section_label,
5304         hot_section_end_label and cold_section_end_label; also add new field
5305         for cold text section name, unlikely_text_section_name.
5306         * opts.c (decode_options): Turn off partitioning flag if
5307         !targetm.have_named_sections.
5308         * output.h (hot_section_label): Remove.
5309         (hot_section_end_label): Remove.
5310         (cold_section_end_label): Remove.
5311         (unlikely_section_label): Remove.
5312         (unlikely_text_section_name): Remove.
5313         * passes.c (rest_of_handle_final):  Remove code that frees
5314         unlikely_text_section_name.
5315         * varasm.c (unlikely_section_label): Remove.
5316         (hot_section_label): Remove.
5317         (hot_section_end_label): Remove.
5318         (cold_section_end_label): Remove.
5319         (unlikely_text_section_name):  Remove.
5320         (initialize_cold_section_name): Modify to call
5321         targetm.strip_name_encoding; to store cold section name in current
5322         function struct, if it exists; and to only use the decl_section_name
5323         if flag_named_sections is true.
5324         (unlikely_text_section): Modify to get section name out of current
5325         function struct, if there is one; otherwise build it from
5326         UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5327         (in_unlikely_text_section): Likewise.
5328         (named_section): Modify to get/put cold section name in current function
5329         struct, if there is one.
5330         (function_section):  Change 'bool unlikely' to 'int reloc'; check
5331         targetm.have_named_sections before calling named_section.
5332         (current_function_section): Likewise.
5333         (assemble_start_function): Modify to get/put unlikely_text_section_name
5334         in current function struct; modify to get hot/cold section labels
5335         from function struct; initialize labels using
5336         ASM_GENERATE_INTERNAL_LABEL;
5337         test partitioning flag before writing out hot section label.
5338         (assemble_end_function): Test partitioning flag before writing out
5339         hot/cold section labels.
5340         (default_section_type_flags_1):  Modify to use array instead of
5341          char* for unlikely_text_section_name; set flags correctly for
5342          cold text section if there is not a current function decl.
5344 2005-04-09  Jakub Jelinek  <jakub@redhat.com>
5346         * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5347         and TI_VA_LIST_FPR_COUNTER_FIELD.
5348         (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5349         * tree-pass.h (pass_stdarg): Add.
5350         * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5351         * tree-stdarg.c: New file.
5352         * tree-stdarg.h: New file.
5353         * Makefile.in (OBJS-common): Add tree-stdarg.o.
5354         (tree-stdarg.o): Add dependencies.
5355         * function.h (struct function): Add va_list_gpr_size and
5356         va_list_fpr_size fields.
5357         * function.c (allocate_struct_function): Initialize them.
5358         * target.h (struct gcc_target): Add stdarg_optimize_hook.
5359         * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5360         (TARGET_INITIALIZER): Add it.
5362         * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5363         va_list_{g,f}pr_counter_field.
5364         (ix86_setup_incoming_varargs): Don't do anything if reg_save
5365         area will not be used.  Only save registers that tree-stdarg.c
5366         detected they need saving.
5367         (ix86_va_start): Don't set up fields that won't be used.
5369         * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5370         va_list_{g,f}pr_counter_field.
5371         (setup_incoming_varargs): Don't do anything if reg_save
5372         area will not be used.  Only save registers that tree-stdarg.c
5373         detected they need saving.
5374         (rs6000_va_start): Don't set up fields that won't be used.
5376         * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
5377         (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
5378         (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
5379         (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5381 2005-04-09  Jakub Jelinek  <jakub@redhat.com>
5383         PR target/20795
5384         * config/i386/i386.c (construct_container): Pass empty aligned
5385         struct, union or class in memory.
5387 2005-04-09  Kazu Hirata  <kazu@cs.umass.edu>
5389         * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
5390         tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
5391         config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
5392         config/rs6000/predicates.md: Fix comment typos.
5394         * sched-int.h (haifa_insn_data): Remove blockage and units.
5395         (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
5396         ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
5397         MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
5399 2005-04-09  Jan Hubicka  <jh@suse.cz>
5400             Steven Bosscher  <stevenb@suse.de>
5402         * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
5403         * cfgloop.c (get_loop_exit_edges): Likewise.
5404         * cfgloopmanip.c (fix_irreducible_loops): Likewise.
5405         (unloop): Likewise.
5406         * loop-unroll.c (analyze_insns_in_loop): Likewise.
5407         * tree-cfg.c (dump_cfg_status): Likewise.
5409 2005-04-09  David Edelsohn  <edelsohn@gnu.org>
5411         * config/rs6000/predicates.md (altivec_register_operand): Remove
5412         redundant match_code test.
5413         (gpc_reg_operand): Same.
5414         (cc_reg_operand): Same.
5415         (cc_reg_not_cr0_operand): Same.
5417 2005-04-09  Jan Hubicka  <jh@suse.cz>
5419         Forgotten hunk from my last merge patch:
5420         * final.c (output_addr_const): Do not call mark_referenced.
5422 2005-04-09  Andrew MacLeod  <amacleod@redhat.com>
5424         * doc/tree-ssa.texi: Add immediate use documentation.
5426 2005-04-09  Richard Earnshaw <richard.earnshaw@arm.com>
5428         * arm.c (FL_WBUF): Define.
5429         (arm_tune_strongarm): Renamed from arm_is_strong.  All uses changed.
5430         (arm_is_6_or_7): Delete.
5431         (arm_tune_wbuf): New.
5432         (arm_override_options): Set arm_tune_wbuf.
5433         * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
5434         (arm_is_6_or_7): Delete declaration.
5435         (arm_tune_wbuf): New declartion.
5436         * arm.md (is_strongarm): Derive from arm_tune_strongarm.
5437         (model_wbuf): Derive from arm_tune_wbuf.
5438         * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
5439         (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
5440         (arm740t): Mark CPUs as having a write buffer.
5442 2005-04-09  Uros Bizjak  <uros@kss-loka.si>
5444         * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
5445         of 'const_double_operand' in operand 2 constraints.  Update enable
5446         condition.
5448 2005-04-09  Uros Bizjak  <uros@kss-loka.si>
5450         * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
5451         (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
5452         * optabs.h (enum optab_index): Add new OTI_lfloor.
5453         (lfloor_optab): Define corresponding macro.
5454         * optabs.c (init_optabs): Initialize lfloor_optab.
5455         * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
5456         and lfloordi2 patterns.
5457         * builtins.c (expand_builtin_int_roundingfn): New prototype.
5458         (expand_builtin_int_roundingfn): New function.
5459         (fold_builtin_int_roundingfn): New prototype.
5460         (fold_builtin_int_roundingfn): New function, renamed from
5461         fold_builtin_lround.
5462         Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
5463         BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
5464         (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
5465         BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
5466         (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
5467         (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
5468         BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
5469         * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
5470         into lfloor built-in function and (long long int)floor{,f,l} into
5471         llfloor built-in function.
5472         * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
5473         BUILT_IN_LLFLOOR.
5475 2005-04-08  Ian Lance Taylor  <ian@airs.com>
5477         * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
5478         CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
5479         * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
5480         (DO_COND, DO_BODY): Likewise.
5481         (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
5482         (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
5483         (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
5484         BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
5485         (build_continue_stmt, build_break_stmt): Don't declare.
5486         (c_do_switch_warnings): Update declaration.
5487         * c-gimplify.c (enum bc_t): Remove.
5488         (struct c_gimplify_ctx, ctxp): Remove.
5489         (push_context, pop_context): Remove static functions.
5490         (c_genericize): Don't call push_context or pop_context.
5491         (begin_bc_block, finish_bc_block): Remove static functions.
5492         (build_bc_goto): Likewise.
5493         (gimplify_c_loop): Likewise.
5494         (gimplify_for_stmt, gimplify_while_stmt): Likewise.
5495         (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
5496         (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
5497         DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
5498         * c-common.c (c_do_switch_warnings): Rename from
5499         c_do_switch_warnings_1.
5500         (c_do_switch_warnings) [old version]: Remove.
5501         (c_do_switch_expr_warnings): Remove.
5502         * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
5503         function instead of c_do_switch_expr_warnings.
5504         * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
5505         CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
5506         * c-pretty-print.c (pp_c_statement): Likewise.
5507         * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
5509 2005-04-08  Devang Patel  <dpatel@apple.com>
5511         * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
5512         While selecting replacement condition pay attention to loop header.
5514 2005-04-08  Diego Novillo  <dnovillo@redhat.com>
5516         Merge from tree-cleanup-branch: VRP, store CCP, store
5517             copy-prop, incremental SSA updating of FUD chains and
5518             newly exposed symbols.
5520         * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
5521         (OBJS-common): Add tree-vrp.o.
5522         (tree-vrp.o): New rule.
5523         * basic-block.h (nearest_common_dominator_for_set): Declare.
5524         * common.opt (ftree-store-ccp): New flag.
5525         (ftree-copy-prop): New flag.
5526         (ftree-vrp): New flag.
5527         (ftree-store-copy-prop): New flag.
5528         * dominance.c (nearest_common_dominator_for_set): New.
5529         * domwalk.c (walk_dominator_tree): Only traverse
5530         statements in blocks marked in walk_data->interesting_blocks.
5531         * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
5532         * fold-const.c (fold): Handle ASSERT_EXPR.
5533         * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
5534         Set flag_tree_store_ccp, flag_tree_store_copy_prop and
5535         flag_tree_vrp at -O2.
5536         * timevar.def (TV_TREE_VRP): Define.
5537         (TV_TREE_COPY_PROP): Define.
5538         (TV_TREE_STORE_COPY_PROP): Define.
5539         (TV_TREE_SSA_INCREMENTAL): Define.
5540         (TV_TREE_STORE_CCP): Define.
5541         * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
5542         to kill_redundant_phi_nodes from comment.
5543         (verify_expr): Handle ASSERT_EXPR.
5544         * tree-dfa.c (mark_new_vars_to_rename): Remove second
5545         argument.  Update all users.
5546         (mark_call_clobbered_vars_to_rename): Remove.  Update all
5547         users.
5548         * tree-flow-inline.h (unmodifiable_var_p): New.
5549         * tree-flow.h (enum value_range_type): Declare.
5550         (struct value_range_def): Declare.
5551         (value_range): Declare.
5552         (remove_all_phi_nodes_for): Remove.  Update all users.
5553         (find_phi_node_for): Declare.
5554         (add_type_alias): Declare.
5555         (count_uses_and_derefs): Declare.
5556         (kill_redundant_phi_nodes): Remove.
5557         (rewrite_into_ssa): Remove.
5558         (rewrite_def_def_chains): Remove.
5559         (update_ssa, register_new_name_mapping, create_new_def_for,
5560         need_ssa_update_p, name_registered_for_update_p,
5561         release_ssa_name_after_update_ssa, dump_repl_tbl,
5562         debug_repl_tbl, dump_names_replaced_by,
5563         debug_names_replaced_by, mark_sym_for_renaming,
5564         mark_set_for_renaming, get_current_def, set_current_def,
5565         get_value_range, dump_value_range, debug_value_range,
5566         dump_all_value_ranges, debug_all_value_ranges,
5567         expr_computes_nonzero, loop_depth_of_name,
5568         unmodifiable_var_p): Declare.
5569         * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
5570         ASSERT_EXPR.
5571         * tree-into-ssa.c (block_defs_stack): Update comment.
5572         (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
5573         syms_to_rename, names_to_release, repl_tbl,
5574         need_to_initialize_update_ssa_p, need_to_update_vops_p,
5575         need_to_replace_names_p): New locals.
5576         (NAME_SETS_GROWTH_FACTOR): Define.
5577         (struct repl_map_d): Declare.
5578         (struct mark_def_sites_global_data): Add field
5579         interesting_blocks.
5580         (enum rewrite_mode): Declare.
5581         (REGISTER_DEFS_IN_THIS_STMT): Define.
5582         (compute_global_livein): Use last_basic_block instead of
5583         n_basic_blocks.
5584         (set_def_block): Remove last argument.  Update all callers.
5585         (prepare_use_operand_for_rename): Remove.  Update all callers.
5586         (prepare_def_operand_for_rename): Remove.  Update all callers.
5587         (symbol_marked_for_renaming): New.
5588         (is_old_name): New.
5589         (is_new_name): New.
5590         (repl_map_hash): New.
5591         (repl_map_eq): New.
5592         (repl_map_free): New.
5593         (names_replaced_by): New.
5594         (add_to_repl_tbl): New.
5595         (add_new_name_mapping): New.
5596         (mark_def_sites): Assume that all the operands in the
5597         statement are in normal form.
5598         (find_idf): Assert that the block in the stack is valid.
5599         (get_default_def_for): New.
5600         (insert_phi_nodes_for): Add new argument 'update_p'.
5601         Add documentation.
5602         If update_p is true, add a new mapping between the LHS of
5603         each new PHI and the name that it replaces.
5604         (insert_phi_nodes_1): Only call find_idf if needed.
5605         (get_reaching_def): Call get_default_def_for.
5606         (rewrite_operand): Remove.
5607         (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
5608         and REWRITE_THIS_STMT are false.
5609         Assume that all the operands in the statement are in
5610         normal form.
5611         (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
5612         (rewrite_virtual_phi_arguments): Remove.
5613         (invalidate_name_tags): Remove.
5614         (register_new_update_single, register_new_update_set,
5615         rewrite_update_init_block, replace_use,
5616         rewrite_update_fini_block, rewrite_update_stmt,
5617         rewrite_update_phi_arguments): New.
5618         rewrite_blocks): Remove argument 'fix_virtual_phis'.
5619         Add arguments 'entry', 'what' and 'blocks'.
5620         Initialize the dominator walker according to 'what' and
5621         'blocks'.
5622         Start the dominator walk at 'entry'.
5623         (mark_def_site_blocks): Add argument 'interesting_blocks'.
5624         Use it to configure the dominator walker.
5625         (rewrite_into_ssa): Remove argument 'all'.
5626         Make internal.
5627         (rewrite_all_into_ssa): Remove.
5628         (rewrite_def_def_chains): Remove.
5629         (mark_def_interesting, mark_use_interesting,
5630         prepare_phi_args_for_update, prepare_block_for_update,
5631         prepare_def_site_for, prepare_def_sites,
5632         dump_names_replaced_by, debug_names_replaced_by,
5633         dump_repl_tbl, debug_repl_tbl, init_update_ssa,
5634         delete_update_ssa, create_new_def_for,
5635         register_new_name_mapping, mark_sym_for_renaming,
5636         mark_set_for_renaming, need_ssa_update_p,
5637         name_registered_for_update_p, ssa_names_to_replace,
5638         release_ssa_name_after_update_ssa,
5639         insert_updated_phi_nodes_for, update_ssa): New.
5640         * tree-loop-linear.c (linear_transform_loops): Call
5641         update_ssa instead of rewrite_into_ssa.
5642         * tree-optimize.c (vars_to_rename): Remove.
5643         Update all users.
5644         (init_tree_optimization_passes): Replace
5645         pass_redundant_phi with pass_copy_prop.
5646         Add pass_vrp.
5647         Replace pass_ccp with pass_store_ccp.
5648         Add pass_store_copy_prop after pass_store_ccp.
5649         (execute_todo): If the TODO_ flags don't include updating
5650         the SSA form, assert that it does not need to be updated.
5651         Call update_ssa instead of rewrite_into_ssa and
5652         rewrite_def_def_chains.
5653         If TODO_verify_loops is set, call verify_loop_closed_ssa.
5654         (tree_rest_of_compilation):
5655         * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
5656         TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
5657         TODO_cleanup_cfg): Renumber.
5658         (TODO_verify_loops, TODO_update_ssa,
5659         TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5660         TODO_update_ssa_only_virtuals): Define.
5661         (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
5662         Declare.
5663         * tree-phinodes.c (make_phi_node): Update documentation.
5664         (remove_all_phi_nodes_for): Remove.
5665         (find_phi_node_for): New.
5666         * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
5667         * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
5668         (interpret_rhs_modify_expr): Likewise.
5669         * tree-sra.c (decide_instantiations): Mark all symbols in
5670         SRA_CANDIDATES for renaming.
5671         (mark_all_v_defs_1): Rename from mark_all_v_defs.
5672         (mark_all_v_defs): New function.  Update all users to call it
5673         with the whole list of scalarized statements, not just the
5674         first one.
5675         * tree-ssa-alias.c (count_ptr_derefs): Make extern.
5676         (compute_flow_insensitive_aliasing): If the tag is
5677         unmodifiable and the variable isn't or vice-versa, don't
5678         make them alias of each other.
5679         (setup_pointers_and_addressables): If the type tag for
5680         VAR is about to change, mark the old one for renaming.
5681         (add_type_alias): New.
5682         * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
5683         (ccp_lattice_t): Rename from latticevalue.
5684         (value): Remove.  Update all users.
5685         (const_val): New local variable.
5686         (do_store_ccp): New local variable.
5687         (dump_lattice_value): Handle UNINITIALIZED.
5688         (debug_lattice_value): New.
5689         (get_default_value): Re-write.
5690         (set_lattice_value): Re-write.
5691         (def_to_varying): Remove.  Update all users.
5692         (likely_value): Return VARYING for statements that make
5693         stores when STORE_CCP is false.
5694         Return VARYING for any statement other than MODIFY_EXPR,
5695         COND_EXPR and SWITCH_EXPR.
5696         (ccp_initialize): Re-write.
5697         (replace_uses_in, replace_vuse_in, substitute_and_fold):
5698         Move to tree-ssa-propagate.c.
5699         (ccp_lattice_meet): Handle memory stores when
5700         DO_STORE_CCP is true.
5701         (ccp_visit_phi_node): Likewise.
5702         (ccp_fold): Likewise.
5703         (evaluate_stmt): Likewise.
5704         (visit_assignment): Likewise.
5705         (ccp_visit_stmt): Likewise.
5706         (execute_ssa_ccp): Add argument 'store_ccp'.  Copy it
5707         into DO_STORE_CCP.
5708         (do_ssa_ccp): New.
5709         (pass_ccp): Use it.
5710         (do_ssa_store_ccp): New.
5711         (gate_store_ccp): New.
5712         (pass_store_ccp): Declare.
5713         * tree-ssa-copy.c: Include tree-ssa-propagate.h.
5714         (may_propagate_copy): Reformat.
5715         Don't abort if ORIG is a virtual and DEST isn't.
5716         If NEW does not have alias information but DEST does,
5717         copy it.
5718         (copy_of, cached_last_copy_of, do_store_copy_prop, enum
5719         copy_prop_kind, which_copy_prop): Declare.
5720         (stmt_may_generate_copy, get_copy_of_val,
5721         get_last_copy_of, set_copy_of_val, dump_copy_of,
5722         copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
5723         copy_prop_visit_stmt, copy_prop_visit_phi_node,
5724         init_copy_prop, fini_copy_prop, execute_copy_prop,
5725         gate_copy_prop, do_copy_prop, gate_store_copy_prop,
5726         store_copy_prop): New.
5727         (pass_copy_prop, pass_store_copy_prop): Declare.
5728         * tree-ssa-dom.c (struct opt_stats_d): Add fields
5729         'num_const_prop' and 'num_copy_prop'.
5730         (cprop_operand): Update them.
5731         (dump_dominator_optimization_stats): Dump them.
5732         (tree_ssa_dominator_optimize): Call update_ssa instead of
5733         rewrite_into_ssa.
5734         (loop_depth_of_name): Declare extern.
5735         (simplify_cond_and_lookup_avail_expr): Guard against NULL
5736         values for LOW or HIGH.
5737         (cprop_into_successor_phis): Only propagate if NEW != ORIG.
5738         (record_equivalences_from_stmt): Call expr_computes_nonzero.
5739         (cprop_operand): Only propagate if VAL != OP.
5740         * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
5741         statement for renaming.
5742         * tree-ssa-loop-im.c (move_computations): Call update_ssa.
5743         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
5744         add_type_alias if necessary.
5745         Call mark_new_vars_to_rename.
5746         (tree_ssa_iv_optimize): If new symbols need to be renamed,
5747         mark every statement updated, call update_ssa and
5748         rewrite_into_loop_closed_ssa.
5749         * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
5750         from LIVEIN if VAR is a virtual.
5751         * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
5752         * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
5753         (get_call_expr_operands): Reformat statement.
5754         (add_stmt_operand): Don't create V_MAY_DEFs for read-only
5755         symbols.
5756         * tree-ssa-propagate.c (ssa_prop_init): Initialize
5757         SSA_NAME_VALUE for every name.
5758         (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5759         get_value_loaded_by): New.
5760         (replace_uses_in, replace_vuses_in, replace_phi_args_in,
5761         substitute_and_fold): Move from tree-ssa-ccp.c.
5762         * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
5763         first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5764         get_value_loaded_by, replace_uses_in, substitute_and_fold):
5765         Declare.
5766         * tree-ssa.c (verify_use): Fix error message.
5767         (propagate_into_addr, replace_immediate_uses, get_eq_name,
5768         check_phi_redundancy, kill_redundant_phi_nodes,
5769         pass_redundant_phi): Remove.  Update all users.
5770         * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5771         add_type_alias, if necessary.
5772         * tree-vectorizer.h (struct _stmt_vect_info): Update
5773         documentation for field 'memtag'.
5774         * tree-vrp.c: New file.
5775         * tree.def (ASSERT_EXPR): Define.
5776         * tree.h (ASSERT_EXPR_VAR): Define.
5777         (ASSERT_EXPR_COND): Define.
5778         (SSA_NAME_VALUE_RANGE): Define.
5779         (struct tree_ssa_name): Add field 'value_range'.
5780         (PHI_REWRITTEN): Remove.
5781         (struct tree_phi_node): Remove field 'rewritten'.
5782         * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
5783         -ftree-store-copy-prop): Document.
5784         * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
5785         Document usage of update_ssa.
5787 2005-04-08  David Edelsohn  <edelsohn@gnu.org>
5789         PR target/20814
5790         * config/rs6000/predicates.md (altivec_register_operand): Accept
5791         SUBREG.
5792         (and64_operand): Do not limit CONST_INT to mask64_operand.
5793         (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
5794         (and_operand): Do not limit CONST_INT to mask_operand.
5796 2005-04-09  Hans-Peter Nilsson  <hp@axis.com>
5798         PR rtl-optimization/20466
5799         * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
5800         for overlap of the address of each list member.
5801         (mark_set_1): Call invalidate_mems_from_set for MEMs too.
5803 2005-04-08  Mike Stump  <mrs@apple.com>
5805         * config/darwin.c (indirect_data): Fix typo in strncmp logic.
5807         * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
5808         instead of 4.
5810 2005-04-08  Kazu Hirata  <kazu@cs.umass.edu>
5812         * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
5814         * function.c (push_function_context_to): Don't set
5815         contains_functions.
5816         * function.h (function): Remove contains_functions.
5817         (current_function_contains_functions): Remove.
5819         * function.h (function): Remove instrument_entry_exit.
5820         (current_function_instrument_entry_exit): Remove.
5822         * function.h (nonlocal_labels): Remove.
5824         * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
5826         * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
5827         (check_attr_value, write_attr_get, write_expr_attr_cache,
5828         find_attr, make_internal_attr): Don't reference negative_ok or
5829         unsigned_p.
5830         * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
5831         ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
5832         (ATTR_STATIC): Adjust the value.
5834         * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
5836 2005-04-08  Ulrich Weigand  <uweigand@de.ibm.com>
5838         * config/s390/tpf.h (ASM_SPEC): Define.
5840 2005-04-08  Kazu Hirata  <kazu@cs.umass.edu>
5842         * tree-flow.h: Remove the prototype for
5843         redirect_immediate_uses.
5844         (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
5846 2005-04-08  Richard Earnshaw  <richard.earnshaw@arm.com>
5848         * arm.c (arm_const_double_by_parts): New function.
5849         * arm-protos.h (arm_const_double_by_parts): Add prototype.
5850         * arm.md (define_split for 64-bit constants): Add another one.
5852 2005-04-08  Andrew MacLeod  <amacleod@redhat.com>
5854         * tree-ssa-operands.c (correct_use_link): Remove linear scan.
5856 2005-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5858         * system.h: Revert last change.
5860 2005-04-08  Richard Sandiford  <rsandifo@redhat.com>
5862         * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
5863         (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
5864         (TARGET_SWITCHES): Delete.
5865         * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5866         * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
5867         TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
5868         * config/xtensa/xtensa.opt: New file.
5870 2005-04-08  Ben Elliston  <bje@au.ibm.com>
5872         * config/fp-bit.c: Include L_mul_tf in #endif comment.
5873         * config/fp-bit.h: Tidy comments.
5875 2005-04-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5877         * system.h: Poison PARAMS.
5879 2005-04-07  Richard Sandiford  <rsandifo@redhat.com>
5881         * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
5882         (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
5883         (TARGET_SWITCHES): Delete.
5884         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5885         * config/vax/vax.opt: New file.
5887 2005-04-07  Daniel Berlin  <dberlin@dberlin.org>
5889         * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
5891 2005-04-07  Ian Lance Taylor  <ian@airs.com>
5893         * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
5894         define.
5895         * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
5896         * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
5897         Likewise.
5899 2005-04-07  Kazu Hirata  <kazu@cs.umass.edu>
5901         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
5902         all immediate uses in PHI nodes.
5904 2005-04-07  Richard Earnshaw  <richard.earnshaw@arm.com>
5906         * arm.c (arm_const_double_inline_cost): Handle any constant by
5907         using gen_lowpart and gen_highpart_mode.
5908         (note_invalid_constants): All constants in an RTX with a constraint
5909         that permits memory are now pushed to the constant pool.
5910         (output_move_double): Delete code to handle reg to reg and
5911         constant to reg moves.
5912         (const_double_needs_minipool, output_mov_immediate): Delete.
5913         * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
5914         CONST_INT and CONST_VECTOR.
5915         * arm.md (ANY64): New mode macro.
5916         (arm_movdi): Split reg-reg and const-reg moves.  Simplify constraints.
5917         (movdf_soft_insn): Split reg-reg and const-reg moves.
5918         (split patterns for 64-bit constant and register moves): New.
5919         * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
5920         (cirrus_movdf_hard_insn): Likewise.
5921         * fpa.md (movdf_fpa): Likewise.
5922         * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
5923         (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
5924         constraints.
5925         (movv2si_internal_2): Likewise.
5926         * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
5927         (movdf_vfp): Likewise.
5928         * arm-protos.h (output_mov_immediate): Delete prototype.
5930 2005-04-07  Joseph S. Myers  <joseph@codesourcery.com>
5932         PR target/20093
5933         * simplify-rtx.c (simplify_unary_operation_1): Check
5934         SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
5936 2005-04-06  James E Wilson  <wilson@specifixinc.com>
5938         PR target/20717
5939         * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
5940         ADDR_EXPR.
5942 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
5944         * coverage.h (GCOV_TYPE_NODE): Delete.
5945         * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
5946         (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
5947         * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
5948         (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
5949         * value-prof.c (tree_divmod_fixed_value_transform): Delete.
5951 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
5953         PR other/20792
5954         * Makefile.in (gcc.pot): Remove options.c dependency.
5955         * optc-gen.awk: Don't quote help strings with N_().
5957 2005-04-06  James A. Morrison  <phython@gcc.gnu.org>
5959         * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
5960         the function returns a pointer type.
5962 2005-04-06  Daniel Berlin  <dberlin@dberlin.org>
5964         * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
5965         * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
5966         * doc/invoke.texi: Documnet salias-max-implicit-fields.
5967         * tree-ssa-alias.c (struct used_part): Add implicit_uses and
5968         explicit_uses members.
5969         (get_or_create_used_part_for): Initialize new fields.
5970         (fieldoff_compare): New function.
5971         (create_overlap_variables_for): Count number of fields, use
5972         heuristic to determine whether to create subvars for vars with
5973         only implicit uses.
5974         Sort the field list by offset and avoid creating duplicate SFT's.
5976 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
5978         * c.opt (-F): Remove trailing whitespace from help string.
5979         (-finput-charset): Use a tab to separate the switch name and help
5980         string.
5981         * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
5982         (-ftree-vectorizer-verbose): Likewise.
5984 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
5986         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
5987         a PHI argument where a use occurs instead of all PHI arguments.
5989 2005-04-06  Joseph S. Myers  <joseph@codesourcery.com>
5991         * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
5992         scope.
5994 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
5996         * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
5997         tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
5998         config/bfin/bfin.h: Fix comment typos.
6000 2005-04-06  Ranjit Mathew  <rmathew@hotmail.com>
6002         * doc/install.texi: Update the URL for Jacks.
6003         * doc/sourcebuild.texi: Likewise.
6005 2005-04-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
6007         PR target/17245
6008         * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
6009         Revert 2004-10-08 patch.  Reject TFmode LO_SUM in 32-bit mode.
6011 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
6013         * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
6015 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
6017         * config/v850/v850-protos.h (override_options): Delete.
6018         * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
6019         (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
6020         (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
6021         (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
6022         (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
6023         (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
6024         (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
6025         (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
6026         (OVERRIDE_OPTIONS): Delete.
6027         (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
6028         (small_memory_info): Remove the value field.
6029         (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
6030         TARGET_NO_APP_REGS.
6031         * config/v850/v850.c (small_memory): Remove the value field.
6032         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6033         (override_options): Delete.
6034         (v850_handle_memory_option, v850_handle_option): New functions.
6035         * config/v850/v850.opt: New file.
6037 2005-04-06  Geoffrey Keating  <geoffk@apple.com>
6039         * config.host: Add a section for generic hosts, and a subsection
6040         for Darwin.  Add a case for x86-darwin.  Update ppc-darwin case.
6041         * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
6042         * config/host-darwin.h: New.
6043         * config/x-darwin: New.
6044         * config/i386/host-i386-darwin.c: New.
6045         * config/i386/x-darwin: New.
6046         * config/rs6000/host-darwin.c: Include host-darwin.h.
6047         (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
6048         (darwin_rs6000_gt_pch_use_address): Likewise.
6049         * config/rs6000/x-darwin: Change name of .o built, update
6050         dependencies for changes to rs6000/host-darwin.c.
6052 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
6054         PR target/17824
6055         * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
6057 2005-04-06  Dorit Naishlos  <dorit@il.ibm.com>
6059         * tree-vect-analyze.c (vect_analyze_loop_form): Call
6060         split_loop_exit_edge instead of loop_split_edge_with.
6062 2005-04-06  Paolo Bonzini  <bonzini@gnu.org>
6064         * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
6065         UNSPEC_SET_VSCR): New constants, used throughout.
6066         (*andc3_v4sf): New.
6067         (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
6068         Replace with...
6069         (altivec_vspltis<VI_char>): ... this pattern, using
6070         a QImode const_int_operand for the immediate.
6071         (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
6072         define_expands.
6074 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
6076         PR target/17822
6077         * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
6079 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
6081         * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
6083 2005-04-06  Ben Elliston  <bje@au.ibm.com>
6085         * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
6086         DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
6087         macros as living in "this file" and not gcc.h.
6089 2005-04-06  Ben Elliston  <bje@au.ibm.com>
6091         * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
6092         -ftree-live_range_split.  Perhaps renamed at some point?
6094 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
6096         PR target/20625
6097         * tree-ssa-loop-ivopts.c (generic_type_for): New function.
6098         (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
6100 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
6102         * tree-flow.h (number_of_iterations_cond): Declaration removed.
6103         * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
6104         (number_of_iterations_special): New function.
6105         (number_of_iterations_exit): Use number_of_iterations_special.
6106         Use simplify_using_outer_evolutions only at -O3.
6107         (number_of_iterations_cond, tree_simplify_using_condition,
6108         simplify_using_initial_conditions, loop_niter_by_eval,
6109         compare_trees, can_count_iv_in_wider_type_bound,
6110         simplify_using_outer_evolutions): Use fold_build.
6112 2005-04-05  Thomas Fitzsimmons  <fitzsim@redhat.com>
6114         * doc/install.texi (Configuration): Document --with-java-home.
6116 2005-04-05  Richard Henderson  <rth@redhat.com>
6118         PR target/20342
6119         PR target/20447
6120         * config/i386/i386.c (print_operand): Handle vector zeros.
6121         (ix86_split_to_parts): Handle CONST_VECTOR.
6122         (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
6123         (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
6124         what modes to tie for MMX and SSE registers.
6125         * config/i386/i386.h (MMX_REG_MODE_P): Remove.
6126         * config/i386/i386.md: Extend move 0 -> xor peephole to apply
6127         to vector modes as well.
6128         * config/i386/predicates.md (const0_operand): Handle VOIDmode
6129         properly as an input mode.
6131 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
6133         * tree-ssa-operands.c (verify_abort): Use %p for pointers.
6135 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
6137         * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
6139 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
6141         * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
6142         and local functions, set sse_nregs to 8 and float_in_sse.
6143         (function_arg_advance, function_arg): If float_in_sse, pass
6144         SFmode and DFmode arguments in SSE registers.
6145         * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
6147         * config/i386/i386.c (ix86_value_regno): Only optimize local functions
6148         of -funit-at-a-time.
6150 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
6152         * config/i386/i386-protos.h (ix86_function_value): Accept two
6153         arguments, like the target macro.
6154         * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
6155         * config/i386/i386.c (ix86_function_value): Accept the second
6156         argument of the target macro.
6157         (ix86_function_ok_for_sibcall): Pass a function pointer to
6158         ix86_function_value.
6159         (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
6160         call to ix86_value_regno).
6161         (ix86_value_regno): Add support for returning floating point values
6162         in SSE registers.
6164 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
6166         PR tree-optimization/20076
6167         * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
6168         that call __builtin_return or __builtin_apply_args.
6170 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
6172         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
6173         Use immediate use iterator.
6174         (stmt_is_bumper_for_loop): Use immediate use iterator.
6175         * predict.c (strip_builtin_expect): Use update_stmt.
6176         * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
6177         on all elements of a STATEMENT_LIST.
6178         (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
6179         (bsi_remove): Remove imm_use links and mark the stmt as modified.
6180         (bsi_replace): Mark stmt as modified and the update it.
6181         * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
6182         (expand_complex_libcal): Call update_stmt.
6183         (expand_complex_comparison): Call mark_stmt_modified.
6184         (expand_complex_operations_1): Call update_stmt_if_modified.
6185         (expand_vector_operations_1): Call mark_stmt_modified.
6186         * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
6187         compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
6188         add_immediate_use, redirect_immediate_use,
6189         redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
6190         dump_immediate_uses_for, debug_immediate_uses_for): Delete.
6191         (mark_new_vars_to_rename): Call update_stmt.
6192         * tree-dump.c (dump_option_value_in): Add "stmtaddr".
6193         * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
6194         Ignore PHI nodes.
6195         (unmodify_stmt): Delete.
6196         (update_stmt): New.  Force an update of a stmt.
6197         (update_stmt_if_modified): update a stmt if it is out of date.
6198         (get_stmt_operands): Verify stmt is NOT modified.
6199         (stmt_modified_p): Update comment.
6200         (delink_imm_use): Remove a use node from its immuse list.
6201         (link_imm_use_to_list): Link a use node to a specific list.
6202         (link_imm_use): Link a node to the correct list.
6203         (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
6204         it in the correct list, if appropriate.
6205         (link_imm_use_stmt): Link a use node, and set the stmt pointer.
6206         (relink_imm_use): Link a use node in place of another node in a list.
6207         (relink_imm_use_stmt): LInk a node in place of another node, and set
6208         the stmt pointer.
6209         (end_safe_imm_use_traverse): New.  Terminate a safe immuse iterator.
6210         (end_safe_imm_use_p): New.  Check for the end of a safe immuse iterator.
6211         (first_safe_imm_use): New.  Initialize a safe immuse iterator.
6212         (next_safe_imm_use): New.  Proceed to next safe immuse iterator value.
6213         (end_readonly_imm_use_p): New.  Check for end of a fast immuse iterator.
6214         (first_readonly_imm_use): New.  Initialize a fast immuse iterator.
6215         (next_readonly_imm_use): New.  Get the next fast immuse iterator value.
6216         (has_zero_uses): New.  Return true if there are no uses of a var.
6217         (has_single_use): New.  Return true if there is only a single use of a
6218         variable.
6219         (single_imm_use): New.  Return the simgle immediate use.
6220         (num_imm_uses): New.  Return the number of immediate uses.
6221         (get_v_must_def_ops): Use is now a pointer.
6222         (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
6223         get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
6224         the use node.
6225         (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
6226         (delink_stmt_imm_use): Delink all immuses from a stmt.
6227         (phi_arg_index_from_use): New.  Return a phi arg index for a use.
6228         * tree-flow.h (struct dataflow_d): Delete.
6229         (immediate_use_iterator_d): New.  Immediate use iterator struct.
6230         (FOR_EACH_IMM_USE_FAST): New.  Macro for read only immuse iteration.
6231         (FOR_EACH_IMM_USE_SAFE): New.  Macro for write-safe immuse iteration.
6232         (BREAK_FROM_SAFE_IMM_USE): New.  Macro for earlyu exit from write-safe
6233         iteration.
6234         (struct stmt_ann_d): Remove dataflow_t from struct.
6235         * tree-if-conv.c (tree_if_conversion).  Don't call free_df.
6236         (if_convertible_phi_p): Use FAST immuse iterator.
6237         (if_convertible_loop_p): Don't call compute_immediate_uses.
6238         (replace_phi_with_cond_modify_expr): Call update_stmt.
6239         * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
6240         update_stmt_if_modified.
6241         (rewrite_all_into_ssa): Initialize ssa operands.
6242         * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
6243         compute_immediate_uses.
6244         * tree-optimize.c (execute_todo): Call verify_ssa whenever the
6245         ssa_property is available.
6246         (execute_one_pass):  Change parameters passed to execute_todo.
6247         * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
6248         (remove_ssa_form): Call fini_ssa_operands.
6249         (insert_backedge_copies): Delete call to modify_stmt.
6250         * tree-phinodes.c (make_phi_node): Initialize use nodes.
6251         (release_phi_node): Delink any use nodes before releasing.
6252         (resize_phi_node): Relink any use nodes.
6253         (remove_phi_arg_num): Delink the use node.
6254         (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
6255         (remove_all_phi_nodes_for): Release phi node first.
6256         * tree-pretty-print.c (dump_generic_node): Print stmt address.
6257         * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
6258         (scalarize_use, scalarize_copy): Call update_stmt.
6259         * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
6260         (compute_points_to_and_addr_escape): Call mark_stmt_modified.
6261         * tree-ssa-cpp.c (need_imm_uses_for): Delete.
6262         (ccp_initialize): Remove call to compute_immediate_uses.
6263         (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
6264         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
6265         stmts.
6266         (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
6267         (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
6268         (eliminate_redundant_computations): Call mark_stmt_modified.
6269         (cprop_operand): Call mark_stmt_modified.
6270         (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
6271         * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
6272         (dse_optimize_stmt): Use new immuse interface.
6273         (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
6274         * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
6275         (substitute_single_use_vars): Use new immuse interface.
6276         (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
6277         and compute_immediate_uses.
6278         * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
6279         interface.
6280         (rewrite_mem_refs): Call update_stmt.
6281         (determine_lsm): Remove call to compute_imm_uses and free_df.
6282         * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
6283         (try_unroll_loop_completely): Call update_stmt.
6284         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
6285         (rewrite_use_compare): Call update_stmt.
6286         (compute_phi_arg_on_exit): Insert each stmt before trying to process.
6287         (rewrite_use) : Call update_stmt.
6288         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
6289         * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
6290         update_stmt.
6291         * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
6292         (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
6293         (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
6294         use nodes.
6295         (initialize_vuse_operand): New.  Initialize a vuse operand.
6296         (initialize_v_may_def_operand): New.  Initialize a maydef operand.
6297         (initialize_v_must_def_operand): New.  Initialize a mustdef operand.
6298         (finalize_ssa_defs): Use stmt parameter.
6299         (correct_use_link): Ensure a use node is in the correct list, and has
6300         the correct stmt pointer.
6301         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
6302         finalize_ssa_v_must_defs): Also initialize use nodes.
6303         (finalize_ssa_stmt_operands): Pass extra stmt operands.
6304         (build_ssa_operands): Seperate parsing from final operand construction.
6305         (parse_ssa_operands): New.  Parse entry point for operand building.
6306         (swap_tree_operands): New.  Swap 2 tree operands.
6307         (update_stmt_operands): Ranamed from get_stmt_operands.  Always builds
6308         operands.
6309         (get_expr_operands): Call swap_tree_operands when needed.
6310         (copy_virtual_operands): Use initialize routines for virtual use ops.
6311         (create_ssa_artficial_load_stmt): Add extra stmt parameter.
6312         (verify_abort): New.  Issue imm_use error.
6313         (verify_imm_links): New Verify imm_use links for a var.
6314         (dump_immediate_uses_for): New.  Dump imm_uses for a var to file.
6315         (dump_immediate_uses): New.  Dump imm_uses for all vars to file.
6316         (debug_immediate_uses): New.  Dump imm_uses for all vars to stderr.
6317         (debug_immediate_uses_for): New.  Dump imm_uses for a var to stderr.
6318         * tree-ssa-operands.h (struct use_operand_ptr): Delete.
6319         (NULL_USE_OPERAND_P) Define.
6320         (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
6321         use node.
6322         (struct vuse_operand_type): New struct.
6323         (SET_USE): Call set_ssa_use_from_ptr.
6324         (USE_STMT): Define.
6325         (PHI_ARG_INDEX_FROM_USE): Define.
6326         * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
6327         argument via SET_USE, not PHI_ARG_DEF_TREE.
6328         * tree-ssa-pre.c (eliminate): Call update_stmt.
6329         * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators.  Don't
6330         call free_df.
6331         * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
6332         (nearest_common_dominator_of_uses): Use imm_use iterator.
6333         (statement_sink_location): Use imm_use iterator and interface.
6334         (execute_sink_code): Don't call compute_immediate_uses or free-df.
6335         * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
6336         PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
6337         * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
6338         (verify_ssa): Ensure no stmt is marked modify after optimization pass
6339         if new parameter is true.
6340         (init_tree_ssa): Don't initialize operand cache here.
6341         (delete_tree_ssa): Don't destroy operand cache here.
6342         (propagate_into_addr): Pass in a use pointer, return true if anything
6343         was changed.
6344         (replace_immediate_uses): Use imm_use iterator, call update_stmt.
6345         (check_phi_redundancy): Use imm_use iterator.
6346         (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
6347         free_df.
6348         * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
6349         (release_ssa_name): Delink node and all elements in its imm_use list.
6350         * tree-tailcall.c (adjust_return_value): Call update_stmt.
6351         * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
6352         * tree-vectorizer.c (need_imm_uses_for): Delete.
6353         (vectorize_loops): Dont call compute_immediate_uses or free_df.
6354         * tree.h (struct ssa_imm_use_d): Define.
6355         (SSA_NAME_IMM_USE_NODE): Define.
6356         (struct tree_ssa_name): Add imm_use node.
6357         (PHI_DF): Delete.
6358         (PHI_ARG_IMM_USE_NODE): Define.
6359         (struct phi_arg_d): Add imm_use node.
6360         (struct tree_phi_node): Remove struct dataflow_d element.
6361         (TDF_STMTADDR): Define.
6363 2005-04-05  Dale Johannesen  <dalej@apple.com>
6365         * doc/invoke.texi (Optimization Options):  Remove
6366         duplicate -fcse-follow-jumps.  Add -fweb.
6367         (-ftree-lim):  Fix spelling (-ftree-loop-im, invariants).
6368         (-fivcanon):  Fix spelling (-ftree-loop-ivcanon).
6370 2005-04-05  Per Bothner  <per@bothner.com>
6372         * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
6373         to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
6374         (warn_uninit): Get EXPR_LOCUS from context now instead.
6375         This fixes a USE_MAPPED_LOCATION testsuite failure.
6377         * tree-ssa.c (warn_uninitialized_var): Remove useless local.
6379 2005-04-05  Per Bothner  <per@bothner.com>
6381         * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
6382         of the artification 'return 0' in main() to BUILTINS_LOCATION.
6383         * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
6384         before warning.
6386 2004-04-05  Devang Patel  <dpatel@apple.com>
6388         * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
6389         (lhsr<mode>3): ... new name.
6390         (altivec_vsra<VI_char>): Rename to ..
6391         (ashr<mode>3): ... new name.
6392         * config/rs6000/rs6000.c (builtin_description): Rename shift
6393         operations.
6395 2004-04-05  Paolo Bonzini  <bonzini@gnu.org>
6397         * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
6398         gen_lowpart_for_combine.
6399         * cse.c (gen_lowpart_if_possible): Move...
6400         * rtlhooks.c (gen_lowpart_if_possible): ... here.  Also try
6401         gen_lowpart_SUBREG.
6402         (gen_lowpart_no_emit_general): Use it.
6404 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
6406         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
6407         overriding.
6409 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
6411         * system.h: Fix typo.
6413 2005-04-05  Bernd Schmidt  <bernd.schmidt@analog.com>
6415         * config/bfin/bfin-modes.def: New file.
6416         * config/bfin/bfin-protos.h: New file.
6417         * config/bfin/bfin.c: New file.
6418         * config/bfin/bfin.h: New file.
6419         * config/bfin/bfin.md: New file.
6420         * config/bfin/bfin.opt: New file.
6421         * config/bfin/crti.s: New file.
6422         * config/bfin/crtn.s: New file.
6423         * config/bfin/elf.h: New file.
6424         * config/bfin/lib1funcs.asm: New file.
6425         * config/bfin/predicates.md: New file.
6426         * config/bfin/t-bfin: New file.
6427         * config/bfin/t-bfin-elf: New file.
6428         * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
6429         Document new attributes.
6430         (interrupt, interrupt_handler, saveall): Update documentation for
6431         these attributes.
6432         * doc/install.texi (Specific): Add entry for the Blackfin.
6433         * doc/invoke.texi (Blackfin Options): New section.
6434         * doc/md.texi (Blackfin family): New section to document constraints.
6435         * config.gcc: Add bfin*-* and bfin*-elf configurations.
6437 2005-04-05  Olivier Hainque  <hainque@adacore.com>
6439         * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
6440         match what the system unwinder expects.
6441         * config/mips/mips.c (mips_frame_set): If we're saving the return
6442         address register and the dwarf return address column number differs
6443         from the hard register number, adjust the note reg to refer to the
6444         former.
6446 2004-04-05  Richard Sandiford  <rsandifo@redhat.com>
6448         * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
6449         * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
6450         (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6451         (processor_type): New enum.
6452         (mn10300_processor): New variable.
6453         (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
6454         (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
6455         * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6456         (PROCESSOR_DEFAULT): New macro.
6457         * config/mn10300/mn10300.c (mn10300_processor): New variable.
6458         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6459         (mn10300_handle_option, mn10300_override_options): New functions.
6460         * config/mn10300/mn10300.opt: New file.
6462 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
6463             Sebastian Pop <sebastian.pop@cri.ensmp.fr>
6465         PR tree-optimization/19903
6466         * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
6467         that don't fit in their type after conversion.
6469 2005-04-05  Uros Bizjak <uros@kss-loka.si>
6471         PR target/20421
6472         * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
6473         (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
6474         Allocate local stack slots here.  Set ix86_optimize_mode_switching.
6475         flag here. Implement using define_insn_and_split.
6476         (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
6477         (frndintxf2_mask_pm_i387): New insn patterns.
6478         (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
6479         Do not set ix86_optimize_mode_switching flag.
6480         (ceilsf2, ceildf2, ceilxf2): Same.
6481         (btruncsf2, btruncdf2, btruncxf2): Same.
6482         (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
6484 2005-04-05  Ian Lance Taylor  <ian@airs.com>
6486         PR debug/9963
6487         * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
6488         i386_pe_record_external_function.
6489         (i386_pe_record_external_function): Update declaration.
6490         * config/i386/winnt.c (struct extern_list): Add decl field.
6491         (i386_pe_record_external_function): Add decl parameter.
6492         (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
6493         identifier.
6494         * config/i386/i386-protos.h (i386_pe_record_external_function):
6495         Update declaration.
6497 2005-04-05  Kazu Hirata  <kazu@cs.umass.edu>
6499         * config/m68k/m68k-protos.h: Add a prototype for
6500         valid_dbcc_comparison_p_2.
6501         * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
6502         extend_operator, const_uint32_operand, const_sint32_operand,
6503         general_src_operand, nonimmediate_src_operand,
6504         memory_src_operand, post_inc_operand, pre_dec_operand,
6505         pcrel_address): Move to predicates to predicates.md.
6506         * config/m68k/m68k.h (PREDICATE_CODES): Remove.
6507         * config/m68k/m68k.md: Include predicates.md.
6508         * config/m68k/predicates.md: New.
6510 2005-04-04  Roger Sayle  <roger@eyesopen.com>
6512         * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
6514         * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
6516 2005-04-04  Ian Lance Taylor  <ian@airs.com>
6518         * c-typeck.c (struct c_switch): Rename switch_stmt field to
6519         switch_expr.
6520         (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
6521         (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
6522         (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
6523         Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
6524         * c-common.c (c_do_switch_warnings_1): New static function broken
6525         out of c_do_switch_warnings.
6526         (c_do_switch_warnings): Call c_do_switch_warnings_1.
6527         (c_do_switch_expr_warnings): New function.
6528         * c-common.h (c_do_switch_expr_warnings): Declare.
6530 2005-04-04  David Edelsohn  <edelsohn@gnu.org>
6531             Daniel Jacobowitz  <dan@codesourcery.com>
6533         * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
6534         trapping divide.
6535         * rtlanal.c (may_trap_p): Same.
6537 2005-04-04  Dale Johannesen  <dalej@apple.com>
6539         * ChangeLog:  remove reference to ChangeLog.12.
6541 2005-04-05  Hans-Peter Nilsson  <hp@axis.com>
6543         CRIS epilogue as RTL.
6544         * config/cris/cris.md: Change all 0 in unspec 0 to
6545         CRIS_UNSPEC_PLT.
6546         (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
6547         ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
6548         patterns.
6549         ("return"): Change to define_expand.  Call cris_expand_return for
6550         actual expansion.
6551         ("*return_expanded"): New pattern.
6552         ("epilogue"): New define_expand.
6553         * config/cris/cris.h (PREDICATE_CODES): Add
6554         cris_load_multiple_op.
6555         * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
6556         type.
6557         (enum cris_retinsn_type): New.
6558         (struct machine_function): New member return_type.
6559         (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
6560         (cris_target_asm_function_epilogue): Remove, moving RTLified
6561         contents to...
6562         (cris_expand_epilogue): New function.
6563         (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
6564         (cris_gen_movem_load, cris_load_multiple_op)
6565         (cris_return_address_on_stack_for_return, cris_expand_return): New
6566         functions.
6567         (cris_target_asm_function_prologue)
6568         (cris_initial_frame_pointer_offset): Call
6569         cris_reg_saved_in_regsave_area instead of complicated expression.
6570         Call cris_return_address_on_stack instead of an expression.
6571         (cris_print_operand) <case 'o', case 'O'>: New cases.
6572         (cris_return_address_on_stack): Change return-type to bool.
6573         (cris_simple_epilogue): Ditto.  Return false if registers are
6574         saved.
6575         * config/cris/cris-protos.h (cris_simple_epilogue)
6576         (cris_return_address_on_stack): Adjust prototype return type.
6577         (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
6578         (cris_return_address_on_stack_for_return): New prototypes.
6580 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
6582         * config/frv/frv.h (PREDICATE_CODES): Add CONST to
6583         gpr_or_int12_operand.
6585         * config/frv/frv-protos.h: Add a prototype to
6586         frv_legitimate_memory_operand and frv_const_unspec_p.
6587         (frv_unspec): Move from frv.c.
6588         * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
6589         (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
6590         (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
6591         gpr_or_fpr_operand, gpr_or_int12_operand,
6592         gpr_fpr_or_int12_operand, fpr_or_int6_operand,
6593         gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
6594         int6_operand, int5_operand, uint5_operand, uint4_operand,
6595         uint1_operand, int_2word_operand, uint16_operand,
6596         upper_int16_operand, integer_register_operand,
6597         gpr_no_subreg_operand, fpr_operand, even_reg_operand,
6598         odd_reg_operand, even_gpr_operand, odd_gpr_operand,
6599         quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
6600         dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
6601         move_destination_operand, movcc_fp_destination_operand,
6602         frv_function_symbol_referenced_p, move_source_operand,
6603         condexec_dest_operand, condexec_source_operand,
6604         reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
6605         const_unspec_operand, gpr_or_memory_operand,
6606         gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
6607         icc_operand, fcc_operand, cc_operand, icr_operand,
6608         fcr_operand, cr_operand, call_operand, sibcall_operand,
6609         symbolic_operand, relational_operator,
6610         integer_relational_operator, float_relational_operator,
6611         ccr_eqne_operator, minmax_operator,
6612         condexec_si_binary_operator, condexec_si_media_operator,
6613         condexec_si_divide_operator, condexec_si_unary_operator,
6614         condexec_sf_conv_operator, condexec_sf_add_operator,
6615         condexec_memory_operand, intop_compare_operator, acc_operand,
6616         even_acc_operand, quad_acc_operand, accg_operand: Move to
6617         predicates.md.
6618         * config/frv/frv.h (PREDICATE_CODES): Remove.
6619         * config/frv/frv.md: Include predicates.md.
6620         * config/frv/predicates.md: New.
6622 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
6624         PR target/19537
6625         * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
6626         * tree-ssa-loop-ivopts.c: Include langhooks.h.
6627         (add_standard_iv_candidates_for_size): New function, extracting code
6628         from add_standard_iv_candidates and parameterizing it by type size.
6629         (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
6631 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
6633         * system.h (GCOV_SIZE_TYPE): Unposion.
6634         * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
6635         (GCOV_TYPE_SIZE): ...this new macro.
6636         * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
6637         * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
6638         (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
6639         (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
6640         (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
6641         instead of unsigned_intSI_type_node.
6642         * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
6643         (rtl_gen_one_value_profiler_no_edge_manipulation)
6644         (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
6645         * value-prof.c: Include coverage.h.
6647 2005-04-02  Daniel Berlin  <dberlin@dberlin.org>
6648             Diego Novillo <dnovillo@redhat.com>
6650         Fix PR tree-optimization/20703
6651         Fix PR tree-optimization/20725
6653         * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
6654         (create_expression_by_pieces): Ditto.
6655         (valid_in_set): Ditto. Also handle tcc_declaration.
6656         (find_or_generate_expression): Handle comparison class.
6657         (insert_into_preds_of_block): Ditto.
6658         (insert_aux): Ditto.
6659         (create_value_expr_from): Handle comparison class, recursively
6660         handle reference nodes.
6661         (compute_avail): Handle comparison classes, rewrite a little cleaner.
6662         (execute_pre): Fix spacing.
6663         (do_fre): Renamed to execute_fre.
6665 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
6667         * doc/invoke.texi (SPARC options): Document that
6668         -mlittle-endian is not supported on Linux either.
6670 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
6672         PR target/4198
6673         PR target/12027
6674         * config.gcc (Obsolete configurations): Remove
6675         sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
6676         (sparclite-*-coff*): Delete.
6677         (sparclite-*-elf*): Likewise.
6678         (sparc86x-*-elf*): Likewise.
6679         (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
6680         * config/sparc/lite.h: Delete.
6681         * config/sparc/litecoff.h: Likewise.
6682         * config/sparc/liteelf.h: Likewise.
6683         * config/sparc/sp86x-elf.h: Likewise.
6684         * config/sparc/t-sparclite: Likewise.
6685         * config/sparc/t-sp86x: Likewise.
6687 2005-04-04  Adrian Straetling  <straetling@de.ibm.com>
6689         * config/s390/s390-protos.h: (s390_comparison,
6690         s390_alc_comparison, s390_slb_comparison, const0_operand,
6691         consttable_operand, larl_operand, s_operand,
6692         shift_count_operand, bras_sym_operand, load_multiple_operation,
6693         store_multiple_operation, s390_plus_operand): Remove prototypes.
6694         (s390_legitimate_address_without_index_p): New prototype.
6695         * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
6696         to s390.h.
6697         (s390_comparison, s390_alc_comparison, s390_slb_comparison,
6698         const0_operand, consttable_operand, larl_operand, s_operand,
6699         shift_count_operand, bras_sym_operand, load_multiple_operation,
6700         store_multiple_operation, s390_plus_operand): Move to
6701         predicates.md.
6702         (check_mode): Remove.
6703         (s390_branch_condition_mask): Remove 'static'. Move prototype to
6704         s390-protos.h.
6705         (s390_legitimate_address_without_index_p): New.
6706         * config/s390/s390.h (PREDICATE_CODES): Remove.
6707         * config/s390/s390.md: Include predicates.md.
6708         * config/s390/predicates.md: New.
6710 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
6712         PR target/20446
6713         * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
6714         * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
6715         (NEED_INDICATE_EXEC_STACK): Define to 1.
6716         * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
6717         (NEED_INDICATE_EXEC_STACK): Define to 1.
6718         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
6719         (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
6720         (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
6721         (pic_helper_emitted_p): New global.
6722         (emit_pic_helper): New function extracted from...
6723         (load_pic_register): ...here.  Add 'delay_pic_helper' parameter.
6724         Do not call emit_pic_helper if delay_pic_helper is true.
6725         (sparc_expand_prologue): Pass 'false' to load_pic_register.
6726         (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
6727         (sparc_file_end): New function.
6729 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
6731         * config/mcore/mcore-protos.h: Remove the prototypes for
6732         mcore_arith_reg_operand, mcore_general_movsrc_operand,
6733         mcore_general_movdst_operand, mcore_reload_operand,
6734         mcore_arith_J_operand, mcore_arith_K_operand,
6735         mcore_arith_K_operand_not_0, mcore_arith_M_operand,
6736         mcore_arith_K_S_operand, mcore_arith_imm_operand,
6737         mcore_arith_any_imm_operand, mcore_arith_O_operand,
6738         mcore_literal_K_operand, mcore_addsub_operand,
6739         mcore_compare_operand, mcore_load_multiple_operation,
6740         mcore_store_multiple_operation, mcore_call_address_operand.
6741         Add a prototype for const_ok_for_mcore.
6742         * config/mcore/mcore.c (mcore_call_address_operand,
6743         mcore_general_movsrc_operand, mcore_general_movdst_operand,
6744         mcore_arith_reg_operand, mcore_reload_operand,
6745         mcore_arith_J_operand, mcore_arith_K_operand,
6746         mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
6747         mcore_arith_M_operand, mcore_arith_imm_operand,
6748         mcore_arith_any_imm_operand, mcore_arith_O_operand,
6749         mcore_literal_K_operand, mcore_addsub_operand,
6750         mcore_compare_operand, mcore_load_multiple_operation,
6751         mcore_store_multiple_operation): Move to predicates.md.
6752         (const_ok_for_mcore): Export.
6753         * config/mcore/mcore.h (PREDICATE_CODES): Remove.
6754         * config/mcore/mcore.md: Include predicates.md.
6755         * config/mcore/predicates.md: New.
6757         * config/mcore/predicates.md: Fix a comment typo.
6759 2005-04-04  Andreas Krebbel  <krebbel1@de.ibm.com>
6760             Adrian Straetling  <straetling@de.ibm.com>
6762         * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
6763         * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
6764         * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
6765         attribute.
6766         ("imul"): Removed from "type" attribute.
6767         ("*muldi3_sign", "muldi3"): Changed type to imuldi.
6768         ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
6769         Changed type to imulsi.
6770         ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
6772 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
6774         * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
6775         (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
6776         (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
6777         (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
6778         (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
6779         (TARGET_SWITCHES, mcore_stack_increment_string)
6780         (TARGET_OPTIONS): Delete.
6781         (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
6782         than *_BIT constants.
6783         (TARGET_8ALIGN): #undef old definition before redefining to 1.
6784         * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
6785         (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
6786         (mcore_override_options): Delete mcore_stack_increment code.
6787         Change use of M340_BIT to MASK_M340.
6788         * config/mcore/mcore.opt: New file.
6790 2005-04-04  Ian Lance Taylor  <ian@airs.com>
6792         * config/arm/arm.c (replace_symbols_in_block): Remove static
6793         function.
6795 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
6797         * config/fr30/fr30-protos.h: Remove the prototypes for
6798         stack_add_operand, add_immediate_operand,
6799         high_register_operand, low_register_operand, call_operand,
6800         di_operand, and nonimmediate_di_operand.
6801         * config/fr30/fr30.c (stack_add_operand,
6802         add_immediate_operand, high_register_operand,
6803         low_register_operand, call_operand, di_operand,
6804         nonimmediate_di_operand): Move to predicates.md.
6805         * config/fr30/fr30.h (PREDICATE_CODES): Remove.
6806         * config/fr30/fr30.md: Include predicates.md.
6807         * config/fr30/predicates.md: New.
6809         * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
6810         LABEL_REF to mcore_general_movsrc_operand.  Add SYMBOL_REF to
6811         mcore_call_address_operand.
6813         * config/sh/sh.h (PREDICATE_CODES): Add CONST to
6814         general_movsrc_operand.
6816 2005-04-04  Alan Modra  <amodra@bigpond.net.au>
6818         * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
6819         after freeing.
6821 2005-04-04  Richard Earnshaw  <richard.earnshaw@arm.com>
6823         PR target/14812
6824         * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
6825         a negated value.
6827 2005-04-04  Richard Henderson  <rth@redhat.com>
6828             Jakub Jelinek  <jakub@redhat.com>
6830         PR rtl-optimization/16104
6831         * fold-const.c (fold_unary): Fix folding of vector conversions.
6833 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
6835         * config.gcc (xstormy16-*-elf): Set extra_options.
6836         * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
6837         * config/stormy16/stormy16.opt: New file.
6839 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
6841         * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
6842         (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
6843         (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
6844         (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
6845         (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
6846         (TARGET_UNIX_ASM): Delete.
6847         (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
6848         * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
6849         * config/pdp11/pdp11.c (pdp11_handle_option): New function.
6850         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6851         * config/pdp11/pdp11.opt: New file.
6853 2005-04-03  Roger Sayle  <roger@eyesopen.com>
6854             Alexandre Oliva  <aoliva@redhat.com>
6856         PR c++/19199
6857         * fold-const.c (non_lvalue): Split tests into...
6858         (maybe_lvalue_p): New function.
6859         (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
6860         C++ front-end prior to lowering into gimple form.
6862 2005-04-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6864         * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
6865         BUILT_IN_STRNCASECMP): New.
6866         * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
6867         and strndup.
6869 2005-04-03  Richard Earnshaw  <richard.earnshaw@arm.com>
6871         PR target/14812
6872         * arm.md (addsi3_compare0_for_combiner): Delete.
6873         (addsi3_compare0_scratch_for_combiner): Delete.
6874         (cmpsi_neg_shiftsi): Delete.
6875         (compare_negsi_si): New pattern.
6876         (cmpsi_negshiftsi_si): New pattern.
6877         (negated_cbranchsi4): Restrict to equality_operator.
6879         * arm.md (movhi_insn_arch4): delete trailing white space from assembler
6880         template.
6882 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
6884         * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
6885         Fix comment typos.
6887         * doc/install.texi: Fix a typo.
6889 2005-04-03  Steven Bosscher  <stevenb@suse.de>
6891         PR middle-end/20648
6892         * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
6893         a computed goto if the edge to the computed goto block has
6894         incoming abnormal edges.  Clarify how the function works.
6896 2005-04-03  Nathan Sidwell  <nathan@codesourcery.com>
6898         * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
6899         * passes.c (open_dump_file, rest_of_handle_final): Likewise.
6900         * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
6901         hash_scan_set, reg_set_between_after_reload_p,
6902         reg_used_between_after_reload_p, get_avail_load_store_reg,
6903         eliminate_partially_redundant_load): Likewise.
6904         * postreload.c (reload_cse_simplify_set,
6905         reload_combine_note_use): Likewise.
6906         * predict.c (predict_insn, expected_value_to_br_prob,
6907         propagate_freq, expensive_function_p): Likewise.
6908         * print-rtl.c (print_rtx): Likewise.
6909         * profile.c (instrument_edges, instrument_values,
6910         compute_branch_probabilities, branch_prob, union_groups,
6911         tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
6912         * protoize.c (in_system_include_dir, file_could_be_converted,
6913         file_normally_convertible, gen_aux_info_file, seek_to_line,
6914         do_cleaning): Likewise.
6915         * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
6916         * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
6917         * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
6919 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6921         * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
6922         * modulo-sched.c (undo_replace_buff_elem): New structure.
6923         (kernel_number_of_cycles, ps_unschedule_node,
6924         undo_generate_reg_moves,free_undo_replace_buff,
6925         undo_permute_partial_schedule,  loop_single_full_bb_p,
6926         SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
6927         build_loops_structure, get_sched_window): New.
6928         (generate_reg_moves): Return undo_replace_buff_elem and other
6929         fixes.
6930         (generate_prolog_epilog): Remove old loop versioning.
6931         (sms_schedule): Use loop information and loop_version.
6932         (sms_schedule_by_order): Split part of it to get_sched_window.
6933         * passes.c (rest_of_handle_sms): call cfg_layout_initialize
6934         cfg_layout_finalize and free_dominance_info before/after SMS.
6936 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6938         * cfghooks.c (lv_flush_pending_stmts,
6939         cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
6940         lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
6941         * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
6942         lv_add_condition_to_bb,
6943         lv_adjust_loop_header_phi, extract_cond_bb_edges,
6944         flush_pending_stmts): New in cfg_hooks structure.
6945         (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
6946         extract_cond_bb_edges, lv_adjust_loop_header_phi,
6947         lv_add_condition_to_bb): New declarations.
6948         * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
6949         bool.
6950         (loop_version): Declare.
6951         * cfgloopmanip.c (cfghooks.h): Include.
6952         (duplicate_loop_to_header_edge): Change return type to bool.
6953         (loop_version, lv_adjust_loop_entry_edge): Move here.
6954         * cfgrtl.c (cfgloop.h): Include.
6955         (rtl_verify_flow_info_1): Fix.
6956         (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
6957         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
6958         initialization.
6959         * tree-cfg.c (tree_lv_adjust_loop_header_phi,
6960         tree_lv_add_condition_to_bb): New.
6961         (tree_cfg_hooks): Add new hooks to initialization.
6962         * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
6963         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
6965 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
6967         * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
6968         xstormy16_below100_or_register,
6969         xstormy16_splittable_below100_or_register, and
6970         nonimmediate_nonstack_operand.
6972         * config/stormy16/stormy16-protos.h: Remove the prototypes for
6973         xstormy16_ineqsi_operator, equality_operator,
6974         inequality_operator, shift_operator,
6975         xstormy16_below100_operand, xstormy16_below100_or_register,
6976         xstormy16_splittable_below100_or_register,
6977         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
6978         * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
6979         equality_operator, inequality_operator,
6980         xstormy16_below100_operand, xstormy16_below100_or_register,
6981         xstormy16_splittable_below100_or_register,
6982         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
6983         nonimmediate_nonstack_operand, shift_operator): Move to
6984         predicates.md.
6985         * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
6986         * config/stormy16/stormy16.md: Include predicates.md.
6987         * config/stormy16/predicates.md: New.
6989 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
6991         * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
6992         small_int, large_int, reg_or_0_operand, simple_memory_operand,
6993         equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
6994         move_operand, power_of_2_operand): Move to predicates.md.
6995         * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
6996         PREDICATE_CODE): Remove.
6997         * config/iq2000/iq2000.md: Include predicates.md.
6998         * config/iq2000/predicates.md: New.
7000 2005-04-02  Richard Sandiford  <rsandifo@redhat.com>
7002         * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
7003         (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
7004         (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
7005         (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
7006         (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
7007         (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
7008         (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
7009         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7010         (TARGET_M68HC11): Delete.
7011         (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
7012         * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
7013         * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
7014         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7015         (nb_soft_regs): Delete.
7016         (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
7017         (m68hc11_override_options): Remove the code that caters for MASK_M6811
7018         and MASK_M6812 being set simultaneously.  Change the code that sets
7019         the default m68hc11_soft_reg_count to use integers instead of strings.
7020         (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
7021         m68hc11_soft_reg_count (which now has an int type) as the number
7022         of soft registers.
7023         * config/m68hc11/m68hc11.opt: New file.
7025 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
7027         * config/fr30/fr30.h (PREDICATE_CODES): Remove
7028         fp_displacement_operand, sp_displacement_operand.
7030         * config/m68hc11/m68hc11-protos.h: Add a prototype for
7031         m68hcc_auto_inc_p.
7032         Remove the prototypes for tst_operand, cmp_operand,
7033         stack_register_operand, d_register_operand,
7034         hard_addr_reg_operand, splitable_operand,
7035         m68hc11_logical_operator, m68hc11_arith_operator,
7036         m68hc11_non_shift_operator, m68hc11_shift_operator,
7037         m68hc11_unary_operator, m68hc11_eq_compare_operator,
7038         non_push_operand, hard_reg_operand, and
7039         reg_or_some_mem_operand.
7040         * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
7041         extern.
7042         (tst_operand, cmp_operand, non_push_operand,
7043         splitable_operand, reg_or_some_mem_operand,
7044         stack_register_operand, d_register_operand,
7045         hard_addr_reg_operand, hard_reg_operand,
7046         m68hc11_eq_compare_operator, m68hc11_logical_operator,
7047         m68hc11_arith_operator, m68hc11_non_shift_operator,
7048         m68hc11_shift_operator, m68hc11_unary_operator): Move to
7049         predicates.md.
7050         * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
7051         * config/m68hc11/m68hc11.md: Include predicates.md.
7052         * config/m68hc11/predicates.md: New.
7054 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
7056         PR debug/19345
7057         * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
7058         change checked in along with 2005-03-03's patch for debug/20253.
7059         * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
7060         (remap_decl): Insert type decl in map earlier.
7062 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
7064         PR tree-optimization/20640
7065         * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
7066         post-dominator if it has phi nodes.
7067         (eliminate_unnecessary_stmts): Remove dead phis in all blocks
7068         before dead statements.
7070 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
7072         PR middle-end/20491
7073         * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
7075 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
7077         PR rtl-optimization/20290
7078         * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
7079         in every iteration if the entry point is the exit test.
7081 2005-04-02  Hans-Peter Nilsson  <hp@axis.com>
7083         * config/cris/cris.md (attribute "length"): Define.
7085 2005-04-02  Geoffrey Keating  <geoffk@apple.com>
7087         * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
7088         (word_offset_memref_operand): New.
7089         * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
7090         (indexed_or_indirect_operand): Delete.
7091         * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
7092         (indexed_or_indirect_operand): Delete.
7094         * config/rs6000/t-darwin8: Comment out ppc64 multilib.
7096         PR 20650
7097         * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
7098         a register.
7100         * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
7101         * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
7103 2005-04-01  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
7105         * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
7107 2005-04-01  Ian Lance Taylor  <ian@airs.com>
7109         * gcc.c: Don't include <sys/resource.h> or declare getrusage.
7110         (rus, prus): Remove static variables.
7111         (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
7112         (process_command): Permit report_times and use_pipes together.
7114 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
7116         * c-decl.c (validate_proto_after_old_defn): Look at
7117         TYPE_MAIN_VARIANT of argument types.
7119 2005-04-01  Paul Brook  <paul@codesourcery.com>
7121         * config/arm/arm.c (thumb_call_via_label): Include space for SP.
7122         (arm_output_function_epilogue): Allow call_via_SP.
7123         (thumb_call_via_reg, arm_file_end): Ditto.
7124         * config/arm/arm.h (struct machine_function): Include space for SP.
7125         (thumb_call_via_label): Update declaration.
7127 2005-04-01  Ian Lance Taylor  <ian@airs.com>
7129         * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
7130         doing a peephole optimization, once again put any notes in the
7131         proper position.
7133 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
7135         * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
7137 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
7139         * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
7140         (block_alloc, find_free_reg): Likewise.
7141         * loop-doloop.c (doloop_modify): Likewise.
7142         * loop-invariant.c (record_use): Likewise.
7143         * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
7144         get_iv_value, canon_condition, eliminate_implied_condition,
7145         eliminate_implied_condition, simplify_using_initial_values,
7146         shorten_into_mode, canonicalize_iv_subregs,
7147         iv_number_of_iterations): Likewise.
7148         * loop-unroll.c (expand_var_during_unrolling): Likewise.
7149         * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
7150         unswitch_loop): Likewise.
7151         * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
7152         move_movables, replace_call_address, find_and_verify_loops,
7153         rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
7154         record_giv, final_giv_value, general_induction_var,
7155         simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
7156         loop_giv_dump): Likewise.
7158         * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
7159         GCOV_CHECK_WRITING): Remove.
7160         (gcov_position, gcov_rewrite): Use gcc_assert.
7161         * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
7162         gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
7163         * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
7164         gcc_assert.
7166 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
7168         * tree-inline.c: Fix a typo.
7170 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
7172         * configure.ac (enable-checking): Explicitly set all variables for
7173         collective switch values.  Alphabetize variables. Rename
7174         ac_checking_valgrind to ac_valgrind_checking.  Allow 'none' as
7175         synonym for 'no'.
7176         * doc/install.texi (enable-checking): Update documentation.
7177         * configure: Rebuilt.
7179 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
7181         * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
7182         possible.
7184 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
7186         * arm.c (adjacent_mem_locations): Reject volatile memory refs.
7187         Also reject cases where this pattern will cause load delay stalls
7188         unless optimizing for size and it will produce a shorter sequence.
7189         * arm.md (arith_adjacent_mem): Make better use of ldm addressing
7190         variants to avoid pre-adjusting the base when possible.
7192 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
7194         * arm.md (minmax_arithsi): Reject all eliminable registers, not just
7195         the frame and argument pointers.
7196         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
7197         (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
7198         (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
7199         (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
7200         (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
7201         (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
7203 2005-04-01  Danny Smith  <dannysmith@users.sourceforge.net>
7205         * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
7206         with entry for selectany attribute.
7207         * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
7208         Declare.
7209         * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
7210         (i386_pe_asm_named_section): Handle sections generated by
7211         selectany attribute.
7212         * doc/extend.texi (selectany): Document attribute.
7214 2005-04-01  Paolo Bonzini  <bonzini@gnu.org>
7215             Jan Hubicka  <jh@suse.cz>
7217         * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
7218         to fix addresses involving EBP and ESP.
7219         (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
7220         for SUBREGed registers.
7221         (legitimate_address_p): Accept SUBREGed registers.
7223 2005-04-01  Jakub Jelinek  <jakub@redhat.com>
7225         PR c++/19406
7226         * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
7227         (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
7228         for FIELD_DECLs.
7230 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
7232         * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
7234 2005-04-01  James E Wilson  <wilson@specifixinc.com>
7236         PR c++/20505
7237         * dwarf2out.c (rtl_for_decl_init): New function.
7238         (rtl_for_decl_location): Extracted from here.
7239         (tree_add_const_value_attribute): Call rtl_for_decl_init and
7240         add_const_value_attribute.  Delete initializer_constant_valid_p call.
7242 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
7244         * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
7245         lambda-code.c, loop.c, machmode.def, mips-tfile.c,
7246         modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
7247         tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
7248         config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
7249         config/i386/i386.md, config/rs6000/predicates.md,
7250         config/rs6000/rs6000.c, config/s390/fixdfdi.h,
7251         config/s390/s390.c, config/stormy16/stormy16.c,
7252         config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
7253         typos.
7255 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
7257         PR c/17855
7258         * gimplify.c (gimplify_expr): Create a temporary for lvalue
7259         COND_EXPR and CALL_EXPR.
7261 2005-03-31  Vladimir Makarov  <vmakarov@redhat.com>
7263         PR target/20632
7264         * genautomata.c (first_cycle_unit_presence): Check all alternative
7265         states for unit presence.
7267         * doc/md.texi: Remove remark about impossibility to query unit
7268         presence in non nondeterministic automaton state.
7270         * config/ia64/ia64.c (get_template): Change order of unit querying.
7272 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
7274         * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
7275         obsolete comment.
7277 2005-03-31  Zdenek Dvorak  <dvorakz@suse.cz>
7279         * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
7280         flag for edges outside any loops.
7282 2005-03-31  Janis Johnson  <janis187@us.ibm.com>
7284         * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
7286 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
7288         * tree-ssa-alias.c: Follow spelling conventions.
7289         * doc/tree-ssa.texi: Fix a typo.
7291 2005-03-31  J"orn Rennecke <joern.rennecke@st.com>
7293         * postreload-gcse.c: Include target.h.
7294         (gcse_after_reload_main): Return early if we cannot modify jumps.
7295         * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
7297 2005-03-31  David Edelsohn  <edelsohn@gnu.org>
7299         * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
7300         expensive operations.
7302 2005-03-31  Ian Lance Taylor  <ian@airs.com>
7304         * collect2.c (lderrout): New variable.
7305         (collect_exit): Dump ldout to stdout.  Dump and unlink lderrout,
7306         if it is set, to stderr.
7307         (handler): Unlink lderrout if it is set.
7308         (dump_file): Add "to" parameter.  Change all callers.
7309         (main): Initialize lderrout.
7310         (collect_execute): Add errname parameter.  Change all callers.
7311         Rename redir parameter to outname.  Never pass
7312         PEX_STDERR_TO_STDOUT to pex_run.
7313         * collect2.h (collect_execute, dump_file): Update declarations.
7314         * tlink.c (tlink_execute): Add errname parameter.  Change all
7315         callers.
7316         (do_tlink): Check lderrout as well as ldout.
7318 2005-03-31  Caroline Tice  <ctice@apple.com>
7320         * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
7321         (bb-reorder.o): Add errors.h to list of requirements.
7322         (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
7323         profiledbootstrap flags.
7324         * bb-reorder.c (errors.h): Add new include.
7325         (struct bbro_basic_block_data_def): Add new field, in_trace.
7326         (add_unlikely_executed_notes):  Remove function.
7327         (mark_bb_for_unlikely_executed_section): Remove function.
7328         (insert_section_boundary_note): New function.
7329         (verify_hot_cold_block_grouping): New function.
7330         (push_to_next_round_p): Remove variables and tests that push all
7331         cold blocks to last round.
7332         (find_traces): Remove code that added extra round of trace finding
7333         when doing partitioning.
7334         (find_traces_1_round) :  Remove variable last_round;  add code to
7335         update new struct field, in_trace; correct trace_length where it was
7336         incorrect before (after call to copy_bb); change code that pushed all
7337         cold blocks to last round. Instead verify that all blocks going into
7338         a trace belong in the same partition.
7339         (connect_traces): Modify to connect the traces in two passes, if the
7340         function contains both hot and cold blocks.  The first pass connects
7341         all the traces for blocks in the partition that the first block in
7342         the function belongs to; the second pass connnects all the traces
7343         containing blocks that belong in the other partition.
7344         (find_rarely_executed_basic_blocks_and_crossing_edges):  Remove
7345         code that automatically put the first block in a function into the
7346         hot partition if the function had any hot blocks.
7347         (fix_crossing_unconditional_branches): Check number of succ edges
7348         before attempting to get one.
7349         (fix_edges_for_rarely_executed_code):  Update comment describing
7350         function.
7351         (reorder_basic_blocks):  Add code to initialize new field (in_trace);
7352         remove call to add_unlikely_executed_notes; add call to
7353         verify_hot_cold_block_grouping.
7354         (duplicate_computed_gotos): Don't change computed goto if it's a
7355         crossing edge.
7356         (partition_hot_cold_basic_blocks):  Update function comment.
7357         * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
7358         condition.
7359         (try_forward_edges): Likewise.
7360         (merge_blocks_move_predecessor_nojumps): Likewise.
7361         (merge_blocks_move_successor_nojumps): Likewise.
7362         (merge_blocks_move): Likewise.
7363         (try_crossjump_bb): Likewise.
7364         * cfglayout.c (update_unlikely_executed_notes): Remove function.
7365         (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
7366         notes to cold bb's; remove call to update_unlikely_executed_notes.
7367         (duplicate_insn_chain):  change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7368         NOTE_INSN_SWITCH_TEXT_SECTIONS.
7369         * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
7370         function declaration.
7371         * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
7372         from consideration.
7373         (rtl_can_merge_blocks): Remove redundancy from condition.
7374         (try_redirect_by_replacing_jump): Likewise.
7375         (force_nonfallthru_and_redirect): Remove code for adding
7376         UNLIKELY_EXECUTED_CODE notes to cold bb's.
7377         (commit_one_edge_insertion): Likewise.
7378         (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
7379         * dbxout.c (FORCE_TEXT): Replace function_section with
7380         current_function_section.
7381         (struct dbx_debug_h): Add do_nothing function for new debug_hooks
7382         function, switch_text_section.
7383         (struct xcoff_debug): Likewise.
7384         (dbxout_function_end): Add code to put out label diffs for both
7385         hot and cold sections.
7386         * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
7387         for new debug_hooks funciton, switch_text_section..
7388         * debug.h (struct gcc_debug_hooks):  Add new function to debug_hooks,
7389         switch_text_section.
7390         * dwarf2out.c (struct dw_fde_struct):  Add five new fields:
7391         dw_fde_hot_section_label, dw_fde_hot_section_end_label,
7392         dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
7393         dw_fde_switched_sections.
7394         (output_call_frame_info):  Add test to see if function switches text
7395         sections in the middle; if so, use appropriate extra hot and cold
7396         section labels to compute size deltas for the hot and cold sections.
7397         (dwarf2out_begin_prologue): Add code to initialize new fields in
7398         dw_fde_struct.
7399         (dwarf2out_switch_text_section): New function (invoked through
7400         debug_hook); updates new fields in dw_fde_struct appropriately and
7401         increments separate_line_info_table_in_use.
7402         (dwarf2_debug_hooks): Initialize switch_text_section function to be
7403         dwarf2out_switch_text_section.
7404         (struct var_loc_node): Add new field, section_label.
7405         (output_aranges): Add code to check whether in hot or cold section and
7406         use the appropriate label in calculating deltas.
7407         (output_ranges): Likewise.
7408         (output_line_info): Add code to check which section we're in and
7409         use appropriate hot/cold label.
7410         (add_location_or_constant_value_attribute): Likewise.
7411         (gen_subprogam_die): Modify arange attributes to use correct labels.
7412         (dwarf2out_begin_block): Change call to function_section into call to
7413         current_function_section.
7414         (dwarf2out_end_block): Likewise.
7415         (dwarf2out_source_line): Likewise.
7416         (dwarf2out_var_location): Add code to check whether in hot or cold
7417         section and use the appropriate label.
7418         * except.c (output_function_exception_table): Change call to
7419         function_section into call to current_function_section.
7420         * final.c (profile_function): Likewise.
7421         (scan_ahead_for_unlikely_executed_note): Remove function.
7422         (final_scan_insn):  Remove calls to
7423         scan_ahead_for_unlikely_executed_note, and related code for switching
7424         to cold section, except for the single time
7425         NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered;  add calls to
7426         debug_hooks->switch_text_sections; replace appropriate calls to
7427         function_section with calls to current_function_section.
7428         * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
7429         test_bb to condition.
7430         (find_if_case_2): Likewise.
7431         * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7432         NOTE_INSN_SWITCH_TEXT_SECTIONS.  Update comment appropriately.
7433         * opts.c (decode_options): Change warning about hot/cold partitioning
7434         with exceptionss to inform (so as not to cause bootstrap failures);
7435         remove warning about partitioning with DWARF debug info.
7436         * output.h (current_function_section): Add new function decl.
7437         (insert_section_boundary_note): Likewise.
7438         (enum in_section): Move this declaration here from varasm.c.
7439         (unlikely_section_label): Likewise.
7440         (unlikely_text_section_name): Likewise.
7441         (last_text_section_name): New global variable.
7442         (last_text_section): Likewise.
7443         (hot_section_label): Likewise.
7444         (hot_section_end_label): Likewise.
7445         (cold_section_end_label): Likewise.
7446         * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
7447         * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
7448         to NOTE_INSN_SWITCH_TEXT_SECTIONS.
7449         * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
7450         insn from consideration.
7451         * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
7452         switch_text_section.
7453         * varasm.c (basic-block.h): Add new include.
7454         (unlikely_section_label_printed): Remove global variable.
7455         (unlikely_section_label): Make global variable not be static any more.
7456         (unlikely_text_section_name): Likewise.
7457         (hot_section_end_label): New global variable (not static)
7458         (first_function_block_is_cold): Likewise.
7459         (hot_section_label): Likewise.
7460         (cold_section_end_label): Likewise..
7461         (last_text_section): New global variable, not static.
7462         (last_text_section_name): New global variable, not static.
7463         (initialize_cold_section_name): New function.
7464         (enum in_section): Move declaration to output.h.
7465         (text_section): Update last_text_section.
7466         (unlikely_text_section): Replace code to determine cold section name
7467         with call to initialize_cold_section_name; Add code to update
7468         last_text_section; remove code for printing out label.
7469         (named_section_real): Add code to update last_text_section and
7470         last_text_section_name as appropriate.
7471         (function_section): Change test for 'unlikely' to depend on
7472         first_function_block_is_cold (moved old test to
7473         current_function_section).
7474         (current_function_section): New function.
7475         (assemble_start_function): Move code that frees
7476         unlikely_text_section_name; initialize hot_section_end_label;
7477         print hot and cold section labels at the start of the function;
7478         set first_function_block_is_cold, if appropriate; initialize l
7479         ast_text_section; add call to insert_section_boundary_note.
7480         (assemble_end_function):  Add code to write out hot and cold section
7481         end labels.
7482         *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
7483         switch_text_section.
7484         * config/darwin.c (machopic_select_section): Replace incorrect
7485         function in base_funs; update reloc for cold sections if necessary.
7486         * config/darwin.h (SECTION_FUNCTION):  Add code to update
7487         last_text_section if appropriate.
7488         (text_unlikely_section): Remove.
7489         * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
7490         * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
7491         * config/xtensa/xtensa.c (override_options): Turn off hot/cold
7492         partitioning for this architecture.
7494 2005-03-31  Olivier Hainque  <hainque@adacore.com>
7496         * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
7497         defined and non-zero.
7499 2005-03-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>
7501         PR c++/18644
7502         * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
7503         semantics.
7505 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
7507         PR target/20611
7508         * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
7509         label operand.  Remove (use (unspec..)).  Don't emit a label on
7510         the offset word.
7511         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
7512         generate inline label for load_toc_v4_PIC_1b.
7513         (rs6000_emit_load_toc_table): Likewise.
7515 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
7517         * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
7518         ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
7520 2005-03-29  Devang Patel  <dpatel@apple.com>
7522         * tree-sra.c (decide_block_copy): Disable scalarization of
7523         sub-elements.
7525 2005-03-30  Stuart Hastings  <stuart@apple.com>
7526             Dale Johannesen  <dalej@apple.com>
7528         * Makefile.in (print-tree.o):  Depend on tree-iterator.h.
7529         * print-tree.c (print_node):  Add case STATEMENT_LIST.
7531 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
7533         * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
7534         (powerpc64-*-linux*): Use it.  Rearrange tm_file assignment.
7535         (powerpc-*-linux*): Build a biarch compiler when --enable-targets
7536         is given with "powerpc64*" or "all", or when --with-cpu chooses
7537         a 64-bit cpu.
7539 2005-03-30  James E. Wilson  <wilson@specifixinc.com>
7541         PR debug/20268
7542         * dwarf2out.c (add_high_low_attributes): New function, extracted from
7543         gen_lexical_block_die.
7544         (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
7546 2005-03-31  Jan Hubicka  <jh@suse.cz>
7548         2004-11-02  Jan Hubicka  <jh@suse.cz>
7550         * cgraph.c (cgraph_varpool_node_name): New function.
7551         (dump_cgraph_varpool_node): New function.
7552         (dump_varpool): New function.
7553         * cgraphunit.c (cgraph_optimize): Dump varpool.
7555         2004-10-16  Jan Hubicka  <jh@suse.cz>
7557         * cgraph.c (decide_is_variable_needed): New function.
7558         (cgraph_varpool_finalize_decl): Use it.
7559         * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
7560         unit-at-a-time.
7561         * final.c (output_addr_const): Do not call mark_referenced.
7562         * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
7563         always go via cgraph.
7564         * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
7565         (check_global_declarations): Ifdef out code clearing DECL_RTL.
7566         * tree-optimize.c (execute_inline): Mark functions called.
7567         * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
7569         2004-10-11  Jan Hubicka  <jh@suse.cz>
7571         * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
7572         (cgraph_varpool_last_needed_node): New static variable.
7573         (enqueue_needed_varpool_node): Break out from ...; add items to the
7574         end of queue; update first pointers.
7575         (cgraph_varpool_mark_needed_node): ... here.
7576         (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
7577         (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
7578         * cgraph.h (cgraph_varpool_node): Add analyzed field.
7579         (cgraph_varpool_first_unanalyzed_node): Declare.
7580         * cgraphunit.c: Include output.h.
7581         (cgraph_varpool_analyze_pending_decls): New function.
7582         (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
7583         for errors, analyze pending decls.
7584         (cgraph_finalize_compilation_unit): Only analyze decls.
7585         (cgraph_optimize): Assemble the decls after expanding.
7587 2005-03-30  Daniel Berlin  <dberlin@dberlin.org>
7589         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
7590         subvars get marked properly in tags for grouping.
7591         (add_pointed_to_var): Mark only actual pointed to
7592         variables/subvars in addresses needed.
7593         (create_overlap_variables_for): Clear call clobbered on original
7594         variable.
7595         * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
7596         addresable vars with subvars into list.
7597         * tree-ssa.c (verify_ssa_name): Verify original is not used where
7598         subvar should be.
7600 2005-03-30  Richard Henderson  <rth@redhat.com>
7602         * cgraph.h (struct cgraph_node): Add alias.
7603         * varasm.c (assemble_alias): Set it.
7604         * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
7605         avoid calling cgraph_expand_function.
7607 2005-03-30  Tom Tromey  <tromey@redhat.com>
7609         * tree.def (FILE_TYPE): Removed.
7610         * typeclass.h (enum type_class): Removed file_type_class.
7611         * dwarf2out.c (is_base_type): Updated.
7612         (gen_type_die): Likewise.
7613         * dbxout.c (dbxout_type): Updated.
7614         * builtins.c (type_to_class): Updated.
7615         * tree.c (type_contains_placeholder_1): Updated.
7616         * config/sparc/sparc.c (sparc_type_code): Updated.
7617         * config/ia64/ia64.c (hfa_element_mode): Updated.
7618         * expr.c (count_type_elements): Updated.
7619         * stor-layout.c (layout_type): Updated.
7620         * tree-inline.c (remap_type): Updated.
7621         * tree-pretty-print.c (dump_generic_node): Updated.
7623 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
7625         * builtins.c (expand_builtin_powi): Fix mode of
7626         2nd argument to match int.
7627         * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
7628         2nd argument type to int.
7629         * libgcc2.c: Change prototype of __powi* functions to use
7630         int.
7632 2005-03-30  Dale Johannesen  <dalej@apple.com>
7634         PR middle-end/19225
7635         * calls.c (expand_call):  Flush pending deferrals before
7636         throwing call.
7638 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
7640         PR c/772
7641         PR c/17913
7642         * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
7643         C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
7644         c_label_context, label_context_stack): New.
7645         * c-decl.c (define_label): Check for jumps into statement
7646         expressions.  Add label to list of defined labels.
7647         (start_function): Push context on label_context_stack.
7648         (finish_function): Pop context from label_context_stack.
7649         * c-typeck.c (label_context_stack): New.
7650         (c_finish_goto_label): Check for jumps into statement
7651         expressions.  Add label to list of jumped to labels.
7652         (struct c_switch): Add blocked_stmt_expr.
7653         (c_start_case): Initialize it.
7654         (do_case): Check it.
7655         (c_finish_case): Verify !blocked_stmt_expr.
7656         (c_begin_stmt_expr):  Push context on label_context_stack.
7657         Increment blocked_stmt_expr.  Mark labels jumped to from outside
7658         as undefinable.
7659         (c_finish_stmt_expr): December blocked_stmt_expr.  Mark labels
7660         defined in the statement expression and no longer jumpable to.
7661         Mark labels jumped to from just outside the statement expression
7662         as again definable.  Pop context from label_context_stack.
7663         * doc/extend.texi (Statement Exprs): Update.
7665 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
7667         PR c/20368
7668         * c-decl.c (start_function): Check for old_decl being
7669         error_mark_node.
7671 2005-03-30  Ian Lance Taylor  <ian@airs.com>
7673         * final.c (final): Remove prescan parameter.  Change all callers.
7674         (final_scan_insn): Remove prescan parameter.  Change all callers.
7676 2005-03-30  Kazu Hirata  <kazu@cs.umass.edu>
7678         * tree-vectorizer.c: Fix comment typos.
7680 2005-03-30  Sebastian Pop  <pop@cri.ensmp.fr>
7682         * tree-scalar-evolution.c (instantiate_parameters_1): Return
7683         as soon as a chrec_dont_know is detected.
7685 2005-03-31  Danny Smith  <dannysmith@users.sourceforge.net>
7687         Merge from csl-arm-branch.
7688         2004-02-12  Mark Mitchell  <mark@codesourcery.com>
7690         * tlink.c (recompile_files): Do not assume that "rename" can
7691         overwrite an existing file.
7693 2005-03-31  Paolo Bonzini  <bonzini@gnu.org>
7695         * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
7696         * gcc/configure: Regenerate.
7698 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
7700         * doc/install.texi: Update binutils requirement for powerpc*-linux.
7702         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
7704         * calls.c (struct arg_data): Update "partial" comment.
7705         (load_register_parameters): Update "nregs" comment.
7707 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
7709         * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
7710         (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
7711         (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
7712         (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
7713         (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
7714         (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
7715         than target_flags & 0.
7716         * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
7717         (iq2000_arch, iq2000_parse_cpu): Delete.
7718         (TARGET_HANDLE_OPTION): Override default.
7719         (iq2000_handle_option): New function.
7720         (override_options): Remove -march= and -mcpu= handling.
7721         * config/iq2000/iq2000.opt: New file.
7723 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
7725         * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
7726         * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
7727         (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
7728         (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
7729         (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
7730         (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
7731         (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
7732         (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
7733         (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
7734         (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
7735         (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
7736         (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
7737         (c4x_rpts_cycles_string, c4x_cpu_version_string)
7738         (TARGET_OPTIONS): Delete.
7739         (c4x_rpts_cycles, c4x_cpu_version): Declare.
7740         (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
7741         (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
7742         * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
7743         (c4x_cpu_version_string): Delete.
7744         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7745         (c4x_handle_option): New function.  Map -m3x and -m4x options to the
7746         equivalent -mcpu= option.
7747         (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
7748         Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
7749         TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
7750         or clearing the appropriate MASK_* bit.
7751         (c4x_file_start): Use c4x_cpu_version.
7752         * config/c4x/c4x.opt: New file.
7754 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
7756         * doc/options.texi: Document the new MaskExists flag.
7757         * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
7758         if the option has the MaskExists flag.
7760 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
7762         * opt-functions.awk (flag_set_p, test_flag): New functions.
7763         (switch_flags): Use them.
7764         * opth-gen.awk: Use flag_set_p to check for flags.
7765         * optc-gen.awk: Likewise.  Use opt_args to check for Init(...) flags.
7767 2005-03-30  Ian Lance Taylor  <ian@airs.com>
7769         * config.host (i[34567]86-*-mingw32*): Don't set
7770         host_can_use_collect2 to no.
7772 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
7774         PR target/20203
7775         * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
7776         Remove convert_memory_address call duplicating that in memory_address.
7778 2005-03-29  Richard Henderson  <rth@redhat.com>
7780         PR c/20519
7781         * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
7782         (build_compound_literal): Likewise.  Propagate decl type into the
7783         initializer.
7784         (finish_decl): Likewise.  Use new return value from complete_array_type
7785         for zero sized arrays.
7786         (complete_array_type): Move ...
7787         * c-common.c (complete_array_type): ... here.  Change first argument
7788         to pointer-to-type-node.  Consistently use sizetype for the index
7789         except for zero sized arrays.  Detect zero sized arrays for pedantic
7790         mode diagnostics.  Create a new type node instead of modifying the
7791         old node in place.
7792         * c-tree.h (complete_array_type): Move decl ...
7793         * c-common.h (complete_array_type): ... here.
7795 2005-03-29  Richard Henderson  <rth@redhat.com>
7797         PR tree-opt/19108
7798         * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
7800 2005-03-29  Kazu Hirata  <kazu@cs.umass.edu>
7802         * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
7803         debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
7804         rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
7805         tree-profile.c, tsystem.h, value-prof.h: Update copyright.
7807 2005-03-29  Eric Christopher  <echristo@redhat.com>
7809         * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
7810         truthvalue conversion removal.
7812 2005-03-29  Ian Lance Taylor  <ian@airs.com>
7814         PR bootstrap/14316
7815         * collect2.c: Never include <vfork.h>.
7816         (VFORK_STRING, vfork): Don't define.
7817         (pid): Remove global variable.
7818         (handler): Call raise instead of kill (getpid(), ...).
7819         (collect_wait): Add pex parameter.  Change all callers.  Use
7820         pex_get_status rather than pwait.
7821         (do_wait): Add pex parameter.  Change all callers.
7822         (collect_execute): Return struct pex_obj * rather than void.  Use
7823         pex routines rather than pexecute.
7824         (fork_execute): Get pex_obj from collect_execute, and pass it to
7825         do_wait.
7826         (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
7827         Only declare quit_handler if SIGQUIT is defined.
7828         (scan_libraries): Likewise.
7829         * collect2.h (collect_execute): Update declaration.
7830         (collect_wait): Update declaration.
7831         * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
7832         pass it to collect_wait.
7834 2005-03-29  Joseph S. Myers  <joseph@codesourcery.com>
7836         PR c/20672
7837         * c-parser.c (c_parser_compound_statement_nostart): Give error
7838         message for EOF instead of just setting parser->error.
7840 2005-03-29  Dorit Naishlos  <dorit@il.ibm.com>
7842         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
7843         (slpeel_update_phi_nodes_for_guard1): New function.
7844         (slpeel_update_phi_nodes_for_guard2): New function.
7845         (slpeel_tree_peel_loop_to_edge): Call above new functions instead
7846         of slpeel_update_phi_nodes_for_guard.
7847         (vectorize_loops): Remove call to loop_closed_rewrite.
7848         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
7849         assertion.
7851 2005-03-29  Richard Sandiford  <rsandifo@redhat.com>
7853         * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
7854         (TARGET_LITTLE_ENDIAN): New macro.
7855         * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
7856         (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
7857         (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
7858         (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
7859         (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
7860         (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
7861         (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
7862         (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
7863         (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
7864         (TARGET_OPTIONS): Delete.
7865         (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
7866         (CACHE_FLUSH_TRAP): Turn into an integer.
7867         (TARGET_LITTLE_ENDIAN): Define to 0 by default.
7868         (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
7869         -mflush-trap is in use.
7870         * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
7871         (m32r_cache_flush_trap_string): Delete.
7872         (m32r_model) Initialize to M32R_MODEL_DEFAULT.
7873         (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
7874         (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
7875         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7876         (m32r_handle_option): New function.  Move -mflush-trap=, -mflush-func=,
7877         -mmodel= and -msdata= handling from...
7878         (m32r_init): ...here.
7879         * config/m32r/m32r.opt: New file.
7881 2005-03-29  Keith Besaw  <kbesaw@us.ibm.com>
7883         * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
7884         (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
7885         * tree-vect-analyze.c (vect_object_analysis): additional parm
7886         pass back a "struct ptr_info_def *" with the points-to info.
7887         (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
7888         statement using info returned from vect_object_analysis.
7889         * tree-vect-transform.c (update_vuses_to_preheader): New function.
7890         (vect_create_data_ref_ptr): Remove updates to vars_to_rename
7891         for virtual uses and defs when creating a replacement vector
7892         reference.  Call duplicate_ssa_name_ptr_info to define points-to
7893         info for vector pointer replacement using STMT_VINFO_PTR_INFO.
7894         (vectorizable_store): copy_virtual_operands and update
7895         definition statements.
7896         (vectorizable_load): copy_virtual_operands.  Remove call to
7897         mark_call_clobbered_vars_to_rename for call to "const" builtin.
7898         * tree-vectorizer.c (vectorize_loops): Remove calls to
7899         rewrite_into_ssa and bitmap_clear (vars_to_rename).
7900         (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
7901         * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
7902         define macro STMT_VINFO_PTR_INFO for use in accessing.
7903         * tree.h add export of duplicate_ssa_name_ptr_info.
7904         * rs6000.c (altivec_init_builtins): Declare builtin function
7905         __builtin_altivec_mask_for_load to be "const".
7907 2005-03-29  Jakub Jelinek  <jakub@redhat.com>
7909         PR middle-end/20622
7910         * cgraph.h (struct cgraph_varpool_node): Add alias field.
7911         * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
7912         assemble_variable on aliases.
7913         * varasm.c (assemble_alias): Set node->alias.
7914         * toplev.c (wrapup_global_declarations): Don't call
7915         rest_of_decl_compilation on aliases again.
7917 2005-03-29  Paul Brook  <paul@codesourcery.com>
7919         * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
7920         * config/arm/arm.c (arm_dbx_register_number): New function.
7921         * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
7923 2005-03-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
7925         PR middle-end/20263
7926         * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
7927         the DECL_NAME, not the DECL_ASSEMBLER_NAME.
7929 2005-03-29  Dale Johannesen <dalej@apple.com>
7931         * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
7932         $(TREE_H) and $(COVERAGE_H).
7933         * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
7934         * opts.c (common_handle_option): Enable tree-based value transforms.
7935         * toplev.c (process_options): Ditto.
7936         * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
7937         refers to references to this type.
7938         * tree-flow.h: (struct stmt_ann_d): Add histograms field.
7939         * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
7940         for may_be_more, may_be_less.
7941         (rtl_gen_pow2_profiler): Adjust.
7942         (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
7943         (rtl_gen_one_value_profiler): Adjust.
7944         (rtl_gen_const_delta_profiler): Adjust.
7945         * tree-profile.c (tree_gen_interval_profiler): Implement.
7946         (tree_gen_pow2_profiler): Ditto.
7947         (tree_gen_one_value_profiler): Ditto.
7948         (tree_profiling): New.
7949         (pass_tree_profile): Reference it.
7950         * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
7951         tree.h, gcov-io.h.
7952         (insn_divmod_values_to_profile): Rename to
7953         rtl_divmod_values_to_profile. Adjust.
7954         (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
7955         (insn_prefetch_values_to_profile): Adjust.
7956         (rtl_value_profile_transformations): Adjust.
7957         (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
7958         (gen_mod_pow2): Rename to rtl_mod_pow2.
7959         (gen_mod_subtract): Rename to rtl_mod_subtract.
7960         (divmod_fixed_value_transform): Rename to
7961         rtl_divmod_fixed_value_transform.
7962         (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
7963         (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
7964         (rtl_find_values_to_profile): Adjust.
7965         (tree_value_profile_transformations): Implement.
7966         (tree_divmod_values_to_profile): New.
7967         (tree_values_to_profile): New.
7968         (tree_divmod_fixed_value): New.
7969         (tree_mod_pow2): New.
7970         (tree_mod_subtract): New.
7971         (tree_divmod_fixed_value_transform): New.
7972         (tree_mod_pow2_value_transform): New.
7973         (tree_mod_subtract_transform): New.
7974         (tree_find_values_to_profile): Implement.
7975         * profile.c (instrument_values):  Free histograms.
7976         (compute_value_histograms): Adjust. Implement tree version.
7978 2005-03-29  Uros Bizjak  <uros@kss-loka.si>
7980         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
7981         * config/i386/i386.c (output_fix_trunc): Add new round_mode
7982         variable.  Output "fldcw" depending on round_mode.
7983         * config/i386/i386.md (UNSPEC_FIST): New.
7984         (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
7985         New isns patterns to implement lrint and llrint built-ins as x87
7986         intrinsic function.
7987         (fistdi2, fist<mode>2 splitters): New splitters.
7988         (lrint<mode>2): New expanders.
7990 2005-03-28  Ian Lance Taylor  <ian@airs.com>
7992         * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
7993         0 when calling final_scan_insn.
7995 2005-03-28  Jan Hubicka  <jh@suse.cz>
7997         PR middle-end/20635
7998         * varasm.c (mark_decl_referenced): Do not mark extern inline functions
7999         as needed.
8001         * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
8002         types where possible.
8004 2005-03-26  Per Bothner  <per@bothner.com>
8006         Make -f[no-]show-column also control non-cpp diagnostics.
8007         * c.opt (fshow-column): Move option from here ...
8008         * common.opt (fshow-column): ... to here.
8009         * diagnostic.c (diagnostic_build_prefix): Only print column number
8010         if flag_show_column.
8012 2005-03-27  Steven Bosscher  <stevenb@suse.de>
8014         * vax-protos.h (vax_output_int_move, vax_output_int_add,
8015         vax_output_conditional_branch): New prototypes.
8016         * vax.c (vax_output_int_move, vax_output_int_add): New functions,
8017         extracted from vax.md mov and add patterns.
8018         (vax_output_conditional_branch): New function to output conditional
8019         branch instructions.
8020         * vax.md: Use mode macros for arithmetic and mov patterns.
8021         Use code macros for the jump patterns.
8023 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
8025         * Makefile.in (libbackend.o): Depend on version files;
8026         add custom generation command.
8028 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
8030         PR target/20636
8031         * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
8032         sure that we have a REG before getting its REGNO.
8034 2005-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8036         * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
8037         * builtins.def (BUILT_IN_STRNDUP): New.
8039 2005-03-25  Pat Haugen  <pthaugen@us.ibm.com>
8041         PR tree-optimization/20470
8042         * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
8043         ABS(x-y).
8045 2005-03-25  Mike Stump  <mrs@apple.com>
8047         * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
8048         sized objects.
8050 2005-03-25  Geoffrey Keating  <geoffk@apple.com>
8052         * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
8053         Use our own structure definitions.
8055         * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
8056         (fix_truncdfsi2): Allow registers or memory as destination.
8057         When TARGET_PPC_GFXOPT, generate simplified pattern.
8058         (fix_truncdfsi2_internal): Use define_insn_and_split.
8059         (fix_truncdfsi2_internal_gfxopt): New.
8060         (fctiwz): Don't confuse register allocation by giving it no choices.
8061         (stfiwx): New.
8062         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
8063         (EXTRA_MEMORY_CONSTRAINT): Likewise.
8064         * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
8065         * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
8067 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
8069         * dominance.c (free_dominance_info): Speed up by freeing et
8070         data structures without maintaining other nodes.
8071         * et-forest.c (et_free_tree_force): New.
8072         * et-forest.h: Add a prototype for et_free_tree_force.
8074         * tree.c (get_set_constructor_bits,
8075         get_set_constructor_bytes): Remove.
8076         * tree.h: Remove the corresponding prototypes.
8078 2005-03-25  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
8080         PR target/15491
8081         * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
8082         (vax_rtx_costs): Return false when passed unsupported rtx's.  Handle
8083         FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE.  Fix costs for POST_INC,
8084         PRE_DEC, NEG and NOT.
8086 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
8088         * fold-const.c: Convert uses of fold (build (...)) to
8089         fold_buildN.
8091 2005-03-25  Zdenek Dvorak  <dvorakz@suse.cz>
8093         PR rtl-optimization/20249
8094         * cse.c (insert_regs): Do not record equivalence of registers in
8095         different modes.
8097 2005-03-24  Kazu Hirata  <kazu@cs.umass.edu>
8099         * emit-rtl.c (reverse_comparison): Remove.
8100         * rtl.h: Remove the corresponding prototype.
8102 2005-03-24  James E Wilson  <wilson@specifixinc.com>
8104         * doc/install.texi (--enable-altivec): Delete docs.
8106 2005-03-24  David Edelsohn  <edelsohn@gnu.org>
8108         * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
8109         SFmode and DFmode before reload when
8110         flag_unsafe_math_optimizations not enabled.
8112 2005-03-24  Geoffrey Keating  <geoffk@apple.com>
8114         * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
8116         * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
8117         MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
8119 2005-03-24  Nathan Sidwell  <nathan@codesourcery.com>
8121         * configure.ac (enable-checking): Add 'runtime' option.
8122         * doc/install.texi (enable-checking): Document 'runtime' checking.
8123         * tsystem.h (gcc_assert, gcc_unreachable): Define.
8124         * config.in: Regenerated.
8125         * configure: Regenerated.
8127 2005-03-23  Uros Bizjak  <uros@kss-loka.si>
8129         * optabs.h (enum optab_index): Remove OTI_llrint.
8130         (llrint_optab): Remove macro.
8131         * optabs.c (init_optabs): Remove llrint_optab initialization.
8132         * genopinit.c (optabs): Remove llrint_optab implementation.
8133         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
8134         using lrint_optab.
8136 2005-03-24  Alexandre Oliva  <aoliva@redhat.com>
8138         PR rtl-optimization/20532
8139         * simplify-rtx.c (simplify_binary_operation_1): Protect from
8140         overflow when adding coefficients for PLUS or MINUS.
8141         (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
8142         two as multiplier.
8144 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
8146         * langhooks.h (truthvalue_conversion): Remove.
8147         * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8148         LANG_HOOKS_TRUTHVALUE_CONVERSION.
8149         * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
8150         * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
8151         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
8153 2005-03-23  Kazu Hirata  <kazu@cs.umass.edu>
8155         * params.def: Fix a typo.
8156         * config/mips/mips.c: Follow the spelling convensions.
8157         * doc/invoke.texi: Fix typos.
8159 2005-03-23  Daniel Berlin  <dberlin@dberlin.org>
8161         Fix PR tree-optimization/20601
8163         * tree-ssa-pre.c (insert_aux): Add missing condition to
8164         constification.
8166 2005-03-23  Ian Lance Taylor  <ian@airs.com>
8168         * final.c (final_scan_insn): Don't remove no-op instructions.
8169         * reload1.c (reload): Remove simple no-op instructions even when
8170         not optimizing.
8172 2005-03-23  Dorit Naishlos  <dorit@il.ib.com>
8174         PR tree-optimization/20501
8175         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
8176         reporting that peeling for alignment is applied moved to...
8177         * (vect_analyze_data_refs_alignment): Here.
8179 2005-03-23  Ian Lance Taylor  <ian@airs.com>
8181         * reorg.c (dbr_schedule): Remove #if 0 code to call final.
8183 2005-03-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
8185         * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
8186         Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
8188 2005-03-23  Hans-Peter Nilsson  <hp@axis.com>
8190         * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
8191         imply that this is called once, independent of asms in code.
8192         Adjust to now being pased output and input lists.  Mention helper
8193         function decl_overlaps_hard_reg_set_p.
8194         * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
8195         hook_tree_tree_identity and to take three trees, returning third.
8196         * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
8197         prototype.
8198         * stmt.c: include hard-reg-set.h before tree.h.
8199         (decl_overlaps_hard_reg_set_p): New function, broken out from...
8200         (decl_conflicts_with_clobbers_p): Call
8201         decl_overlaps_hard_reg_set_p.
8202         (expand_asm_operands): Pass output and input lists in call to
8203         targetm.md_asm_clobbers.
8204         * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
8205         hook_tree_tree_tree_tree_3rd_identity.
8206         * target.h (struct gcc_target.md_asm_clobbers): Take three tree
8207         parameters.
8208         * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
8209         * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
8210         parameters, first two unused.
8211         * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
8212         parameters.  Only add MOF to clobbers if there's no 'h' mentioned
8213         in constraint letters and MOF is not mentioned as a asm-declared
8214         register in neither of the input and output lists.
8216 2005-03-23  DJ Delorie  <dj@redhat.com>
8218         * optabs.c (expand_binop): Make sure the first subword's result
8219         gets stored.
8221 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
8223         * c-common.c (c_common_truthvalue_conversion): Adjust comment.
8224         Call c_common_truthvalue_conversion rather than
8225         lang_hooks.truthvalue_conversion.
8226         * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
8227         * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
8228         c-typeck.c.
8229         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
8230         c_common_truthvalue_conversion.
8231         * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
8232         c_parser_conditional_expression, c_parser_binary_expression): Call
8233         c_objc_common_truthvalue_conversion.
8234         * c-typeck.c (build_unary_op): Call
8235         c_objc_common_truthvalue_conversion.
8236         (build_conditional_expr): Do not call
8237         lang_hooks.truthvalue_conversion.
8238         (build_binary_op): Call c_common_truthvalue_conversion.
8239         (c_objc_common_truthvalue_conversion): Moved from
8240         c-objc-common.c.  Call default_function_array_conversion instead
8241         of default_conversion.
8243 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
8245         * c-common.h (default_conversion): Remove.
8246         (perform_integral_promotions): Add.
8247         * c-tree.h (default_conversion): Add.
8248         * c-typeck.c (perform_integral_promotions): New, split out from
8249         default_conversion.
8250         * c-common.c (check_case_value): Use perform_integral_promotions,
8251         not default_conversion.
8252         (c_add_case_label): Don't continue processing case label after
8253         found to be pointer.
8255 2005-03-23  Mark Mitchell  <mark@codesourcery.com>
8257         * gcc.c (do_spec_1): Do not add a -L path for a directory in
8258         the prefix list if we have already added a multilib directory
8259         based on that path.
8260         (main): Do not add MD_EXEC_PREFIX to the list of directories to
8261         search with -L.
8263 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
8265         * reload1.c (indirect_symref_ok, reload_obstack): Make them
8266         static.
8267         * reload.h: Remove the prototype for indirect_symref_ok.
8269         * reload1.c (indirect_symref_ok): Make it global.
8270         * reload.h: Add a prototype for indirect_symref_ok.
8272 2005-03-22  Kaz Kojima  <kkojima@gcc.gnu.org>
8274         * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
8275         ashlhi3 expander.
8277 2005-03-22  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
8279         * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
8281 2005-03-22  Daniel Berlin  <dberlin@dberlin.org>
8283         * c-opts.c (c_common_parse_file): Only start/end main source file
8284         if debug hooks says the writer wants it.
8285         * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
8286         member.
8287         (xcoff_debug_hooks): Ditto.
8288         * debug.c (do_nothing_hooks): Ditto.
8289         * debug.h (gcc_debug_hooks): Ditto.
8290         * dwarf2out.c (dwarf2_debug_hooks): Ditto.
8291         * sdbout.c (sdb_debug_hooks): Ditto.
8292         * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
8294 2005-03-22  Mark Mitchell  <mark@codesourcery.com>
8296         * doc/extend.texi: Deprecate C++ min/max operators.
8298 2005-03-22  Zdenek Dvorak  <dvorakz@suse.cz>
8300         * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
8301         artificial original candidates.
8303 2005-03-22  Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
8304             Jan Hubicka  <jh@suse.cz>
8305             Steven Bosscher <stevenb@suse.de>
8307         * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
8308         call cost based on argument sizes.
8309         (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
8310         inlining.
8311         * params.def: (max-inline-inssn-single): Set to 450.
8312         (max-inline-insns-auto): Set to 90.
8313         (max-inline-insns-recursive): Set to 450
8314         (max-inline-insns-recursive-auto): Set to 450.
8315         (large-function-insns): Set to 2700.
8316         (inline-call-cost): New parameter.
8317         * tree-inline.c (estimate_move_cost): New function.
8318         (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
8319         for non-gimple-regs, set cost to 0 for gimple-regs.  Compute call size
8320         based on arguments.
8321         * tree-inline.h (estimate_move_cost): Declare.
8322         * invoke.texi: (max-inline-inssn-single): Change default to 450.
8323         (max-inline-insns-auto): Change default to 90.
8324         (max-inline-insns-recursive): Change default to 450
8325         (max-inline-insns-recursive-auto): Change default to 450.
8326         (large-function-insns): Change default to 2700.
8327         (inline-call-cost): Document new parameter.
8329 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
8331         * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
8332         (TARGET_DEFAULT): Delete.
8333         * config/i860/i860.opt: New file.
8335 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
8337         * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
8338         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8339         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8340         (frv_sched_lookahead): Delete.
8341         * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
8342         (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
8343         (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
8344         (MASK_LIBPIC, MASK_ACC_4,  MASK_PACK, MASK_LONG_CALLS)
8345         (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
8346         (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
8347         (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
8348         (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
8349         (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
8350         (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
8351         (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
8352         (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
8353         (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
8354         (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
8355         (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
8356         (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
8357         (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
8358         (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
8359         (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
8360         (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
8361         (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
8362         (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
8363         * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
8364         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8365         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8366         (frv_sched_lookahead): Delete.
8367         (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
8368         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8369         (frv_handle_option): New function.  Move -mcpu= handling from...
8370         (frv_override_options): ...here.  Remove handling of other
8371         TARGET_OPTIONS.
8372         (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
8373         TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
8374         (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
8375         and TARGET_NO_MULTI_CE.
8376         (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
8377         !TARGET_VLIW_BRANCH.
8378         * config/frv/frv.opt: New file.
8380 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
8382         * fold-const.c (fold_ternary): Take decomposed arguments of
8383         CALL_EXPR.
8384         (fold): Update a call to fold_ternary.
8386         * fold-const.c (fold_build1, fold_build2, fold_build3): New.
8387         * tree.h: Add corresponding prototypes.
8389 2005-03-22  Jakub Jelinek  <jakub@redhat.com>
8391         PR target/20561
8392         * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
8393         between jump table and its label.
8394         * final.c (shorten_branches): Handle notes in between ADDR_VEC
8395         resp. ADDR_DIFF_VEC and the label preceeding it.
8396         (final_scan_insn): Likewise.  Ensure ADDR_VEC resp. ADDR_DIFF_VEC
8397         is emitted in the right section.
8399 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
8401         * fold-const.c (fold_unary, fold_binary): Update comments
8402         about arguments.
8404 2005-03-22  Hans-Peter Nilsson  <hp@axis.com>
8406         PR rtl-optimization/20527
8407         * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
8408         REG_INC note, test that the register also isn't mentioned in PRED
8409         or SUCC.
8411 2005-03-22  Ben Elliston  <bje@au.ibm.com>
8413         * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
8414         and definition.
8416 2005-03-21  Mike Stump  <mrs@apple.com>
8418         * varasm.c (default_assemble_visibility): Remove extra ().
8420 2005-03-21  Roger Sayle  <roger@eyesopen.com>
8422         PR middle-end/20557
8423         * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
8424         to determine whether a block can be duplicated, rather than test
8425         whether the block contains noncopyable insns ourselves.
8427 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
8429         * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
8430         predicates.
8432 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
8434         * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
8436 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
8438         * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
8439         (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
8440         * config/fr30/fr30.opt: New file.
8442 2005-03-18  Daniel Berlin  <dberlin@dberlin.org>
8444         Fix PR tree-optimization/20542
8446         * tree-flow-inline.h (overlap_subvar): Move to here.
8447         * tree-ssa-operands.c: From here.
8448         * tree-flow.h (overlap_subvar): Declare.
8449         * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
8450         * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
8451         for variables with subvars.
8453 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
8455         PR middle-end/20177
8456         * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
8457         * modulo-sched.c (const_iteration_count): Return on NULL
8458         pre-header.
8459         (print_node_sched_params): Return on NULL dump_file.
8460         (generate_reg_moves): Handle reg-anti dependencies and disregard
8461         closing branch when generating register moves.
8462         (sms_schedule): Mark the SMSed block dirty.
8463         * passes.c (rest_of_handle_sms): Call update_life_info for all
8464         basic-blocks.
8465         * testsuite/gcc.dg/20050321-1.c: New test.
8467 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
8469         * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
8470         * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8471         movqi_internal): Likewise.
8473 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
8475         * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
8476         xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
8477         xtensa_b4const): Delete prototypes.
8478         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
8479         xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
8480         (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
8481         xtensa_extra_constraint): New prototypes.
8482         (add_operand, arith_operand, nonimmed_operand, mem_operand,
8483         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8484         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8485         move_operand, const_float_1_operand, fpmem_offset_operand,
8486         branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
8487         * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
8488         (xtensa_b4const_or_zero): ...this.  Change return type to bool and
8489         argument type to HOST_WIDE_INT.
8490         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
8491         xtensa_mask_immediate): Likewise.
8492         (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
8493         Likewise.  Also make these functions static.
8494         (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
8495         (xtensa_const_ok_for_letter_p): New.
8496         (add_operand, arith_operand, nonimmed_operand, mem_operand,
8497         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8498         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8499         move_operand, const_float_1_operand, fpmem_offset_operand,
8500         branch_operator, ubranch_operator, boolean_operator): Move to
8501         predicates.md.
8502         (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
8503         (xtensa_mem_offset): Change return type to bool.
8504         (xtensa_extra_constraint): New.
8505         (gen_int_relational): Update type of const_range_p function pointer.
8506         Use xtensa_b4const_or_zero.
8507         * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
8508         xtensa_const_ok_for_letter_p.  Update comments.
8509         (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
8510         (PREDICATE_CODES): Delete.
8511         * config/xtensa/xtensa.md: Include predicates.md.
8512         * config/xtensa/predicates.md: New file.
8514 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
8516         * config/v850/v850-protos.h: Remove the prototypes for
8517         reg_or_int9_operand, reg_or_const_operand,
8518         pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
8519         reg_or_0_operand, reg_or_int5_operand, call_address_operand,
8520         movsi_source_operand, power_of_two_operand,
8521         not_power_of_two_operand, special_symbolref_operand,
8522         pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
8523         register_is_ok_for_epilogue.
8524         * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
8525         reg_or_int9_operand, reg_or_const_operand,
8526         call_address_operand, special_symbolref_operand,
8527         movsi_source_operand, power_of_two_operand,
8528         not_power_of_two_operand, register_is_ok_for_epilogue,
8529         pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
8530         pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
8531         predicates.md.
8532         * config/v850/v850.h (PREDICATE_CODES): Remove.
8533         * config/v850/v850.md: Include predicates.md.
8534         * config/v850/predicates.md: New.
8536 2005-03-21  Zack Weinberg  <zack@codesourcery.com>
8538         * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
8539         (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8540         (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
8541         (itoolsdir, itoolsdatadir): Move definition above new first use.
8542         (install-itoolsdirs): New rule.
8543         (install-mkheaders): Depend on install-itoolsdirs, not
8544         install-include-dir.
8546 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
8548         * tree-into-ssa.c: Remove obsolete comments.
8550 2005-03-21  Richard Guenther  <rguenth@gcc.gnu.org>
8552         * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
8553         unrolling if -fpeel-loops is specified, too.
8554         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8555         Remove superfluous check for flag_unroll_loops.
8557 2005-03-21  Uros Bizjak  <uros@kss-loka.si>
8559         * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
8560         (lrint_optab, llrint_optab): Define corresponding macros.
8561         * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
8562         * genopinit.c (optabs): Implement lrint_optab using lrintsi2
8563         pattern and llrint_optab using llrintdi2 patterns.
8564         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
8565         using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
8566         (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
8567         BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
8568         flag_unsafe_math_optimizations is set.
8570 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
8572         * combine.c (combine_simplify_rtx, simplify_if_then_else,
8573         simplify_logical, if_then_else_cond, known_cond,
8574         simplify_comparison): Adjust calls to reverse_comparison.
8575         Don't use combine_reversed_comparison_code).
8576         (combine_reversed_comparison_code): Remove.
8577         (reversed_comparison): Using reversed_comparison_code, move it...
8578         * jump.c (reversed_comparison): ... here.
8579         * rtl.h (reversed_comparison): Add prototype.
8581 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
8583         * builtins.c (fold_builtin): Take decomposed arguments of
8584         CALL_EXPR.
8585         * fold-const.c (fold_ternary): Update a call to fold_builtin.
8586         * gimplify.c (gimplify_call_expr): Likewise.
8587         * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
8588         * tree.h: Update the prototype of fold_builtin.
8590 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
8592         * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
8593         * rtlhooks.c (gen_lowpart_no_emit_general): New.
8594         * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
8595         (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
8596         * simplify-rtx.c (simplify_binary_operation_1): Use it.
8598 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
8600         * builtins.c (fold_builtin_1): Take decomposed arguments of
8601         CALL_EXPR.
8602         (fold_builtin): Update a call to fold_builtin_1.
8604 2005-03-21  Nathan Sidwell  <nathan@codesourcery.com>
8606         PR other/20564
8607         * gcov.c (output_lines): Only output function block summary when
8608         outputting branch information.
8609         * doc/gcov.texi: Document format of preamble and additional block
8610         information lines.
8612 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
8614         * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
8615         (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
8616         the defaults false if BITS_PER_UNIT != 8.
8617         (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
8618         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
8619         than BITS_PER_UNIT != 8.
8620         (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
8621         (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
8622         (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
8623         #undefs.
8624         * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
8625         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
8627 2005-03-20  Roger Sayle  <roger@eyesopen.com>
8629         PR middle-end/20539
8630         * fold-const.c (fold_binary): Fix type mismatch between
8631         TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
8632         (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
8633         for non-truth-valued expressions.
8635         * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
8636         and FUNCTION_DECL in the main switch.
8637         <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8638         TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
8639         we also need to convert their operands to match.
8640         <TRUTH_NOT_EXPR>: Likewise.
8642 2005-03-21  Joseph S. Myers  <joseph@codesourcery.com>
8644         * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
8645         diagnostic without checking whether an lvalue.
8646         * c-common.h (lvalue_p): Remove.
8647         (enum lvalue_use): Update comment.
8648         (lvalue_or_else): Replace by lvalue_error.
8649         * c-typeck.c (lvalue_p): Make static.
8650         (lvalue_or_else): New.  Call lvalue_error.
8652 2005-03-21  Alan Modra  <amodra@bigpond.net.au>
8654         * config/rs6000/rs6000.c (rs6000_parm_start): New function.
8655         (function_arg_advance): Use rs6000_parm_start.
8656         (function_arg, rs6000_arg_partial_bytes): Likewise.
8658 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
8660         * c-common.c (check_case_value): Adjust comment about stripping
8661         NOPs.
8662         (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
8663         * c-typeck.c (default_conversion, convert_arguments,
8664         build_modify_expr, convert_for_assignment, store_init_value,
8665         digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
8666         manually.  Remove inaccurate comments.
8668 2005-03-20  Roger Sayle  <roger@eyesopen.com>
8669             Joseph S. Myers  <joseph@codesourcery.com>
8671         * varasm.c (do_assemble_alias): Restore comment describing function.
8672         Annotate the target parameter as potentially unused.
8674 2005-03-20  Marek Michalkiewicz  <marekm@amelek.gda.pl>
8676         PR target/18551
8677         * config/avr/avr.c (avr_output_function_prologue): Do not use
8678         current_function_name() in a label, use a local label instead.
8680 2005-03-20  David Edelsohn  <edelsohn@gnu.org>
8682         * config/rs6000/rs6000.c (rs6000_generate_compare): Test
8683         flag_finite_math_only, not flag_unsafe_math_optimizations.
8685 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
8687         * builtins.c (fold_builtin_1): Update a call to
8688         targetm.fold_builtin.
8689         * hooks.c (hook_tree_tree_bool_null): Rename to
8690         hook_tree_tree_tree_bool_null.  Take one more argument of type
8691         tree.
8692         * hooks.h: Update the prototype of hook_tree_tree_bool_null.
8693         * target-def.h (TARGET_FOLD_BUILTIN): Define it as
8694         hook_tree_tree_tree_bool_null.
8695         * target.h (gcc_target): Update the prototype of fold_builtin.
8696         * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
8697         arguments of CALL_EXPR.
8698         * doc/tm.texi (TARGET_FOLD_BUILTIN): Update.  Mention the
8699         new prototype.
8701 2005-03-20  Jan Hubicka  <jh@suse.cz>
8703         * cgraph.h (cgraph_node): Add prev_clone pointer.
8704         * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
8705         (cgraph_clone_node): Produce doubly linked chain.
8707 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
8709         * c-common.c (handle_aligned_attribute, check_function_sentinel,
8710         get_nonnull_operand, handle_sentinel_attribute,
8711         check_function_arguments_recurse): Do not strip NOPS from
8712         INTEGER_CSTs.
8713         * c-decl.c (check_bitfield_type_and_width, build_enumerator):
8714         Likewise.
8715         * c-format.c (get_constant): Likewise.
8716         * c-parser.c (c_parser_postfix_expression): Likewise.
8717         * c-typeck.c (set_init_index): Likewise.
8718         (convert_arguments): Don't check for NOP_EXPR containing integer
8719         constant.
8721 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
8723         * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
8724         fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
8725         Take decomposed arguments of CALL_EXPR.
8726         (fold_builtin_1): Update calls to the functions mentioned
8727         above.
8729 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
8731         * c-decl.c (check_bitfield_type_and_width): Require bit-field
8732         width to have integer type.
8733         (build_enumerator): Require enumerator value to have integer type.
8735 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
8737         * doc/extend.texi (__builtin_inf): Move statement about INFINITY
8738         to __builtin_inff.
8740 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
8742         * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
8743         std=iso9899:199x): Correct descriptions.
8745 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
8747         * config.gcc: Consistently use solaris2.1[0-9]* instead of
8748         solaris2.1[0-9].
8750 2005-03-19  Kazu Hirata  <kazu@cs.umass.edu>
8752         * builtins.c (fold_builtin_memcpy): Take decomposed arguments
8753         of CALL_EXPR.
8754         (expand_builtin_memcpy, fold_builtin_1): Update calls to
8755         fold_builtin_memcpy.
8757         * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
8758         arguments of CALL_EXPR.
8759         (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
8760         fold_builtin_found, fold_builtin_1): Update calls to
8761         fold_trunc_transparent_mathfn.
8763 2005-03-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8765         PR middle-end/20493
8766         * fold-const.c (fold_widened_comparison): Don't optimize casts of
8767         function pointers on targets that require function pointer
8768         canonicalization.
8769         (fold_sign_changed_comparison): Likewise.
8771 2005-03-19  Bernd Schmidt  <bernd.schmidt@analog.com>
8773         * combine.c (try_combine): When changing the mode of a hard reg, make
8774         sure that doing so is valid.
8776 2005-03-19  Richard Sandiford  <rsandifo@redhat.com>
8778         * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
8779         (TARGET_HANDLE_OPTION): Override default.
8780         (avr_handle_option): New function.
8781         * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
8782         (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
8783         (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
8784         (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
8785         (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
8786         (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
8787         (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
8788         (TARGET_OPTIONS): Delete.
8789         * config/avr/avr.opt: New file.
8791 2005-03-18  2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8793         * config/m32r/m32r-protos.h: Remove the prototypes for
8794         call_address_operand, symbolic_operand, seth_add3_operand,
8795         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8796         reg_or_uint16_operand, reg_or_cmp_int16_operand,
8797         two_insn_const_operand, move_src_operand,
8798         move_double_src_operand, move_dest_operand,
8799         eqne_comparison_operator, signed_comparison_operator,
8800         large_insn_p, conditional_move_operand, carry_compare_operand,
8801         m32r_block_immediate_operand, extend_operand,
8802         reg_or_eq_int16_operand, int8_operand, and
8803         reg_or_zero_operand.
8804         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8805         seth_add3_operand, int8_operand, cmp_int16_operand,
8806         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8807         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8808         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8809         move_double_src_operand, move_dest_operand,
8810         eqne_comparison_operator, signed_comparison_operator,
8811         extend_operand, small_insn_p, large_insn_p,
8812         conditional_move_operand, carry_compare_operand,
8813         m32r_block_immediate_operand): Move to predicates.md.
8814         (MAX_MOVE_BYTES): Move to m32r.h.
8815         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8816         * config/m32r/m32r.md: Include predicates.md.
8817         * config/m32r/predicates.md: New.
8819 2005-03-18  James E Wilson  <wilson@specifixinc.com>
8821         PR c++/19769
8822         * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
8823         origin.
8825 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8827         * config/mn10300/mn10300-protos.h: Remove the prototypes for
8828         call_address_operand, const_8bit_operand.
8829         * config/mn10300/mn10300.c (call_address_operand,
8830         const_8bit_operand, const_1f_operand): Move to predicates.md.
8831         * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
8832         * config/mn10300/mn10300.md: Include predicates.md.
8833         * config/mn10300/predicates.md: New.
8835 2005-03-18  Joseph S. Myers  <joseph@codesourcery.com>
8837         * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
8838         declarations in diagnostics and %E for identifiers, not %s.
8840 2005-03-18  Jan Hubicka  <jh@suse.cz>
8841             Dale Johannesen  <dalej@apple.com>
8843         * basic-block.h (scale_bbs_frequencies_int,
8844         scale_bbs_frequencies_gcov_type): Declare.
8845         * cfg.c (RDIV): New macro.
8846         (update_bb_frequency_for_threading): Fix.
8847         * basic-block.h (scale_bbs_frequencies_int,
8848         scale_bbs_frequencies_gcov_type): New.
8849         * cfgloopmanip.c (scale_bbs_frequencies): Kill.
8850         (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
8851         scale_bbs_frequencies_int.
8852         * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
8854 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8856         * config/m32r/m32r-protos.h: Remove the prototypes for
8857         call_address_operand, symbolic_operand, seth_add3_operand,
8858         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8859         reg_or_uint16_operand, reg_or_cmp_int16_operand,
8860         two_insn_const_operand, move_src_operand,
8861         move_double_src_operand, move_dest_operand,
8862         eqne_comparison_operator, signed_comparison_operator,
8863         large_insn_p, conditional_move_operand, carry_compare_operand,
8864         m32r_block_immediate_operand, extend_operand,
8865         reg_or_eq_int16_operand, int8_operand, and
8866         reg_or_zero_operand.
8867         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8868         seth_add3_operand, int8_operand, cmp_int16_operand,
8869         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8870         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8871         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8872         move_double_src_operand, move_dest_operand,
8873         eqne_comparison_operator, signed_comparison_operator,
8874         extend_operand, small_insn_p, large_insn_p,
8875         conditional_move_operand, carry_compare_operand,
8876         m32r_block_immediate_operand): Move to predicates.md.
8877         (MAX_MOVE_BYTES): Move to m32r.h.
8878         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8879         * config/m32r/m32r.md: Include predicates.md.
8880         * config/m32r/predicates.md: New.
8882         * config/pa/pa-protos.h: Add prototypes for magic_milli and
8883         shadd_constant_p.
8884         * config/pa/pa.c (reg_or_0_operand, call_operand_address,
8885         symbolic_operand, symbolic_memory_operand,
8886         reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
8887         indexed_memory_operand, move_dest_operand, move_src_operand,
8888         prefetch_cc_operand, prefetch_nocc_operand,
8889         reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
8890         arith_operand, arith11_operand, pre_cint_operand,
8891         post_cint_operan, arith_double_operand, ireg_or_int5_operand,
8892         ireg_operand, int5_operand, uint5_operand, int11_operand,
8893         uint32_operand, arith5_operand, and_operand, ior_operand,
8894         lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
8895         pc_or_label_operand, div_operand, plus_xor_ior_operator,
8896         shadd_operand, movb_comparison_operator,
8897         cmpib_comparison_operator): Move to predicates.md.
8898         (magic_milli, shadd_constant_p): Make it extern.
8899         * config/pa/pa.h (PREDICATE_CODES): Remove.
8900         * config/pa/pa.md: Include predicates.md.
8901         * config/pa/predicates.md: New.
8903         * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
8904         predicate.
8906 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8908         * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
8909         config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
8910         config/alpha/freebsd.h, config/alpha/linux.h,
8911         config/alpha/netbsd.h, config/alpha/osf5.h,
8912         config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
8913         config/h8300/h8300-protos.h, config/h8300/h8300.c,
8914         config/h8300/h8300.h, config/ia64/unwind-ia64.c,
8915         doc/cppopts.texi: Update copyright.
8917 2005-03-18  Jan Hubicka  <jh@suse.cz>
8919         PR middle-end/20225
8920         * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
8921         too late.
8922         * varasm.c (find_decl_and_mark_needed): Mark needed only when not
8923         called too late.
8925 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8927         * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
8928         VEC_safe_push.
8930 2005-03-18  Paolo Bonzini  <bonzini@gnu.org>
8932         * combine.c (gen_binary): Remove.
8933         (known_cond, simplify_shift_const, find_split_point,
8934         combine_simplify_rtx, simplify_if_then_else, simplify_set,
8935         simplify_logical, expand_field_assignment, extract_left_shift,
8936         force_to_mode, if_then_else_cond, apply_distributive_law,
8937         simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
8938         simplify_comparison, reversed_comparison): Replace with
8939         simplify_gen_binary, simplify_gen_relational or
8940         distribute_and_simplify_rtx.
8941         (distribute_and_simplify_rtx): New function.
8943 2005-03-18  Alexey Neyman  <alex.neyman@auriga.ru>
8944             Paolo Bonzini  <gcc.gnu.org>
8946         * calls.c (setjmp_call_p, special_function_p): Update comments
8947         at the head of the functions.
8949 2005-03-18  Jan Hubicka  <jh@suse.cz>
8951         * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
8953         * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
8954         function body should be released; do not proactively release function
8955         bodies in non-unit-at-a-time mode.
8957 2005-03-18  Ralf Corsepius  <ralf.corsepius@rtems.org>
8959         * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
8960         mno-fp-ret-in-387 multilib variants.
8962 2005-03-18  Richard Sandiford  <rsandifo@redhat.com>
8964         * common.opt (m): Remove.
8965         * opts.c (handle_option): Pass 'm' options to set_target_switch if
8966         table lookup fails.
8967         (common_handle_option): Remove OPT_m case.
8969 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8971         * builtins.c (fold_builtin_bitop): Take decomposed arguments
8972         of CALL_EXPR.
8973         (fold_builtin_1): Update a call to fold_builtin_bitop.
8975         * builtins.c (fold_builtin_signbit): Take decomposed arguments
8976         of CALL_EXPR.
8977         (fold_builtin_1): Update a call to fold_builtin_signbit.
8979 2005-03-17  Dorit Naishlos  <dorit@il.ibm.com>
8981         PR tree-optimization/20474
8982         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
8983         size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
8985 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
8987         * config/h8300/h8300-protos.h: Remove prototypes for
8988         general_operand_src, general_operand_dst, single_one_operand,
8989         single_zero_operand, call_insn_operand,
8990         two_insn_adds_subs_operand, small_call_insn_operand,
8991         jump_address_operand, bit_operand, bit_memory_operand,
8992         stack_pointer_operand, const_int_gt_2_operand,
8993         const_int_ge_8_operand, const_int_qi_operand,
8994         const_int_hi_operand, incdec_operand, bit_operator,
8995         nshift_operator, eqne_operator, gtle_operator,
8996         gtuleu_operator, iorxor_operator.
8997         Add prototypes for h8sx_shift_type h8sx_classify_shift and
8998         h8300_ldm_stm_parallel.
8999         * config/h8300/h8300.c (h8sx_shift_type,): Move to
9000         h8300-protos.h.
9001         (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
9002         SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
9003         (h8300_ldm_stm_parallel): Make it extern.
9004         (h8300_ldm_parallel, h8300_stm_parallel,
9005         h8300_return_parallel, general_operand_src,
9006         general_operand_dst, h8300_dst_operand, h8300_src_operand,
9007         nibble_operand, reg_or_nibble_operand, single_one_operand,
9008         single_zero_operand, call_insn_operand,
9009         two_insn_adds_subs_operand, small_call_insn_operand,
9010         jump_address_operand, bit_operand, bit_memory_operand,
9011         stack_pointer_operand, const_int_gt_2_operand,
9012         const_int_ge_8_operand, const_int_qi_operand,
9013         const_int_hi_operand, incdec_operand, eqne_operator,
9014         gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
9015         h8sx_binary_memory_operator, h8sx_unary_memory_operator,
9016         h8sx_unary_shift_operator, h8sx_binary_shift_operator,
9017         nshift_operator): Move to predicates.md.
9018         * config/h8300/h8300.h (PREDICATE_CODES): Remove.
9019         * config/h8300/h8300.md: Include predicates.md.
9020         * config/h8300/predicates.md: New.
9022 2005-03-17  Richard Henderson  <rth@redhat.com>
9024         * config.gcc (ia64*-*-hpux*): Add extra_options.
9025         * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
9026         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9027         * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
9028         (ia64_tls_size_string, ia64_tune_string): Remove.
9029         (ia64_tune): Init to PROCESSOR_ITANIUM2.
9030         (TARGET_DEFAULT_TARGET_FLAGS): New.
9031         (TARGET_HANDLE_OPTION): New.
9032         (ia64_override_options): Move options parsing ...
9033         (ia64_handle_option): ... here.  New.
9034         * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
9035         MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
9036         MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
9037         MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
9038         MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
9039         MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
9040         MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
9041         TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
9042         TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
9043         TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
9044         TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
9045         TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
9046         TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
9047         TARGET_EARLY_STOP_BITS): Remove.
9048         (TARGET_ILP32): Default false.
9049         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
9050         (enum ia64_inline_type): New.
9051         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9052         * config/ia64/ia64.md: Update for new definitions of
9053         TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
9054         * config/ia64/ia64.opt: New file.
9055         * config/ia64/ilp32.opt: New file.
9057 2005-03-17  H.J. Lu  <hongjiu.lu@intel.com>
9059         PR target/18380
9060         * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
9062 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
9064         * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
9065         instead of MASK_H8300S.
9066         * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
9067         MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
9068         MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
9069         MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
9070         TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
9071         TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
9072         TARGET_SWITCHES): Remove.
9073         (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
9074         TARGET_H8300SX.
9075         * config/h8300/h8300.opt: New.
9077         * config/alpha/alpha.opt, config/arc/arc.opt,
9078         config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
9079         notices.
9081 2005-03-17  Ian Lance Taylor  <ian@airs.com>
9083         * gmon.c: Remove.
9085 2005-03-17  Richard Sandiford  <rsandifo@redhat.com>
9087         * config/arc/arc.c (arc_cpu_string): Make static.  Default to "base"
9088         (arc_text_string, arc_data_string, arc_rodata_string): Make static.
9089         (TARGET_HANDLE_OPTION): Override default.
9090         (arc_handle_option): New function.
9091         (arc_init): Remove code to set arch_cpu_string.
9092         * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
9093         (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
9094         (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
9095         (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
9096         (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
9097         (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
9098         (arc_rodata_string, TARGET_OPTIONS): Delete.
9099         * config/arc/arc.opt: New file.
9101 2005-03-17  Richard Henderson  <rth@redhat.com>
9103         * doc/extend.texi (Weak Pragmas): New section.
9104         (attribute alias): Clarify that target must be in the same
9105         translation unit.
9107 2005-03-17  Richard Henderson  <rth@redhat.com>
9109         * config/alpha/alpha.opt: New file.
9110         * config/alpha/alpha.c (alpha_tune): New.  Rename all existing uses
9111         of alpha_cpu.
9112         (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
9113         alpha_fprm_string, alpha_fptm_string): Make static.
9114         (alpha_tls_size_string): Remove.
9115         (alpha_handle_option): New.
9116         (override_options): Update for alpha_cpu/alpha_tune split.
9117         (alpha_file_start): Likewise.
9118         (TARGET_DEFAULT_TARGET_FLAGS): New.
9119         (TARGET_HANDLE_OPTION): New.
9120         * config/alpha/alpha.h (alpha_tune): Declare.
9121         (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
9122         MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
9123         MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
9124         TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
9125         TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
9126         TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
9127         MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
9128         MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
9129         TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
9130         TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
9131         (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
9132         (TARGET_DEFAULT): Remove MASK_FP.
9133         (TARGET_FP): Redefined based on TARGET_SOFT_FP.
9134         (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
9135         (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
9136         alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
9137         alpha_tls_size_string): Remove.
9138         * config/alpha/alpha.md (prefetch): Use alpha_cpu.
9139         (attribute tune): Rename from attribute cpu.
9140         * config/alpha/ev4.md: Update to match.
9141         * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
9142         * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
9143         * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
9144         * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
9145         * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
9146         * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
9148 2005-03-16  James E. Wilson  <wilson@specifixinc.com>
9150         * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
9151         and return without creating new state if before_nops_num is nonzero.
9152         * config/ia64/ia64.md (first_insn): New attribute.
9153         (alloc): Set it to yes.
9155 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
9157         * tree-vectorizer.c (new_vec_stmt_info): Initialize
9158         STMT_VINFO_SUBVARS to NULL.
9159         * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9161 2005-03-16 Dale Johannesen  <dalej@apple.com>
9163         * rtlanal.c (find_first_parameter_load):  Rewrite to
9164         return actual first param load or the call if none,
9165         instead of first in block, when not all loads exist.
9167 2005-03-16  Roger Sayle  <roger@eyesopen.com>
9169         * optabs.c (expand_copysign_absneg): Make static.
9170         * optabs.h (expand_copysign_absneg): Delete prototype.
9171         * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
9173 2005-03-16  Richard Henderson  <rth@redhat.com>
9175         PR middle-end/15700
9176         * varasm.c (struct alias_pair): Rename from struct output_def_pair.
9177         (alias_pairs): Rename from output_defs.
9178         (find_decl_and_mark_needed): Split out from assemble_alias.
9179         (do_assemble_alias): New.
9180         (assemble_output_def): Remove.
9181         (finish_aliases_1, finish_aliases_2): New.
9182         (process_pending_assemble_output_defs): Remove.
9183         (assemble_alias): Defer aliases for which we don't yet have a
9184         non-external decl for the target symbol.
9185         * passes.c (rest_of_decl_compilation): Register variables with cgraph.
9186         * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
9187         * toplev.c (compile_file): Use finish_aliases_2 instead of
9188         process_pending_assemble_output_defs.
9189         * tree.h (finish_aliases_1, finish_aliases_2): Declare.
9190         (process_pending_assemble_output_defs): Remove.
9192 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
9194         Fix PR tree-optimization/20489
9196         * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
9197         for empty structures.
9199 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
9201         Fix PR tree-optimization/20490
9203         * tree-ssa-pre.c (create_expression_by_pieces): Use
9204         force_gimple_operand on result of fold.
9206 2005-03-16  Andrew Pinski  <pinskia@physics.uc.edu>
9208         * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
9209         of closing parenthesis.
9211 2005-03-16  Kazu Hirata  <kazu@cs.umass.edu>
9213         * builtins.c (expand_movstr): Update a call to
9214         fold_builtin_strcpy.
9215         (expand_builtin_strncpy): Update a call to
9216         fold_builtin_strncpy.
9217         (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
9218         arguments of CALL_EXPR.
9219         (fold_builtin_1): Update calls to fold_builtin_strcpy and
9220         fold_builtin_strncpy.
9221         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9222         * tree.h: Update the prototypes of fold_builtin_strcpy and
9223         fold_builtin_strncpy.
9225 2005-03-16  Steven Bosscher  <stevenb@suse.de>
9226             Dorit Naishlos  <dorit@il.ibm.com>
9228         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
9229         UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
9230         error.
9232 2005-03-16  Steven Bosscher  <stevenb@suse.de>
9234         * tree-inline.c (walk_type_fields, walk_tree,
9235         walk_tree_without_duplicates): Move from here...
9236         * tree.c: ...to here.
9238 2005-03-15  Zack Weinberg  <zack@codesourcery.com>
9240         * BASE-VER, DATESTAMP, DEV-PHASE: New files.
9241         * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
9242         (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9243         (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
9244         (version): Define using $(BASEVER_c).
9245         (Makefile, config.status, build/gcov-iov.o): No longer depends on
9246         version.c.
9247         (version.o): Depend on version files; add custom generation command.
9248         (prefix.o): Define BASEVER on command line.
9249         (s-iov): Depend on version files; adjust command.
9250         (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
9251         Add gcc-vers.texi.
9252         (gcc-vers.texi): New rule.
9253         (doc/%.info, doc/%.dvi): Add -I . to command line.
9254         (doc/gccinstall.dvi): Likewise.
9255         (PACKAGE): Delete.  All uses replaced with "gcc".
9256         * aclocal.m4: Do not include gcc-version.m4.
9257         * configure.ac: Do not invoke TL_AC_GCC_VERSION.
9258         Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
9259         Set is_release based on contents of DEV-PHASE.
9260         Set gcc_version based on contents of BASE-VER.
9261         Define WIN32_REGISTRY_KEY only if the user overrode the default.
9262         * config.in, configure: Regenerate.
9263         * gccbug.in: Determine version of GCC in use at runtime.
9264         * gcov-iov.c: Get version number and development phase from
9265         command line, not by including version.c.
9266         * intl.c: Replace all uses of PACKAGE with "gcc".
9267         * libada-mk.in: Delete unused "gcc_version" variable.
9268         * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
9269         * version.c: (VERSUFFIX): New hook for redistributors; adjust
9270         commentary to match.
9271         (version_string): Put together from pieces.
9272         * config/alpha/x-vms: Do not use $(gcc_version).
9273         * config/i386/t-nwld: Likewise.
9274         * doc/include/gcc-common.texi: Include gcc-vers.texi for
9275         version-GCC and DEVELOPMENT.
9277 2005-03-15  Roger Sayle  <roger@eyesopen.com>
9279         PR tree-optimization/17454
9280         * tree.c (tree_size): Add case for TREE_BINFO.
9281         * fold-const.c (fold_checksum_tree): Only clear the overloaded
9282         field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
9284 2005-03-15  Roger Sayle  <roger@eyesopen.com>
9286         * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
9287         op1 whilst expanding the signed widenening multiply variant.
9289 2005-03-15  Richard Sandiford  <rsandifo@redhat.com>
9291         * toplev.c (display_target_options): Avoid unused variable warning if
9292         TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
9293         * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
9294         (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
9295         (mips_isa): Initialize to MIPS_ABI_DEFAULT.
9296         (mips_isa_info): New variable.
9297         (mips_parse_cpu): Remove the first argument and leave the caller
9298         to report errors.
9299         (TARGET_HANDLE_OPTION): Override default.
9300         (mips_handle_option): New function.  Move option validation code from...
9301         (override_options): ...here.  Update calls to mips_parse_cpu.
9302         * config/mips/mips.h (mips_arch_string, mips_tune_string)
9303         (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
9304         (SUBTARGET_TARGET_OPTIONS): Delete.
9305         * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
9306         (mno-flush-func, mtune=): New options.
9308 2005-03-15  Roger Sayle  <roger@eyesopen.com>
9309             Richard Henderson  <rth@redhat.com>
9311         * real.c (c4x_single_format, c4x_extended_format): Provide values
9312         for signbit_ro for c4x's single and extended floating point formats.
9313         * optabs.c (expand_copysign): Use the floating point format's
9314         signbit_ro for expanding via expand_copysign_absneg, and it's
9315         signbit_rw field for expanding via expand_copysign_bit.
9317 2005-03-15  Dorit Naishlos  <dorit@il.ibm.com>
9319         * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
9320         known_alignment_for_access_p.
9321         (known_alignment_for_access_p): New.
9322         (do_peeling_for_alignment): Field made int instead of bool and renamed
9323         to peeling_for_alignment.
9324         (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
9325         * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
9326         functionality used to be in vect_analyze_operations.
9327         (vect_analyze_operations): Code to determine vectorization factor was
9328         moved to vect_determine_vectorization_factor.
9329         (vect_enhance_data_refs_alignment): Update to correct alignment when it
9330         is known instead of -1.  Set LOOP_PEELING_FOR_ALIGNMENT to peeling
9331         factor.
9332         (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
9333         be part of vect_analyze_operations).
9334         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
9335         creating the guard condition, as the number of iterations may be
9336         constant.
9337         (slpeel_tree_peel_loop_to_edge): Use new name of
9338         LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
9339         * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
9340         alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
9341         (vect_do_peeling_for_alignment): Use fold.
9342         (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
9344         (vect_update_inits_of_dr): Renamed to
9345         vect_update_init_of_dr.
9346         (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
9347         (vectorizable_store): Fix assertion to use == instead of =.
9349 2005-03-15  Daniel Jacobowitz  <dan@codesourcery.com>
9351         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
9352         call_used_regs for wCG registers.
9354 2005-03-15  Ulrich Weigand  <uweigand@de.ibm.com>
9356         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9357         for non-offsettable memory references to cope with outstanding reload
9358         replacements, take 2.
9360 2005-03-15  Uros Bizjak  <uros@kss-loka.si>
9362         PR target/18668
9363         * config/i386/i386.h (x86_fisttp): New.
9364         (TARGET_FISTTP): New macro.
9365         * config/i386/i386.c (x86_fisttp): Set for NOCONA.
9366         (output_fix_trunc): Add fisttp parameter.  Generate fisttp x87
9367         instruction when fisttp flag is set.
9368         * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
9370         * config/i386/i386.md (type attribute): Add fisttp.
9371         (unit attribute): Set to i387 for fisttp type.
9372         (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
9373         (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
9374         TARGET_FISTTP.
9375         (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
9376         Generate fisttp patterns for TARGET_FISTTP. Implement using mode
9377         macros.
9378         (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
9379         patterns for TARGET_FISTTP.  Enable patterns for
9380         (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
9381         (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
9382         fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
9383         implement fisttp x87 insn.
9384         (fix_trunc*_i387_fisttp splitters): New patterns.
9385         (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
9386         Rename to *fix_trunc<mode>_i387_1.  Implement using mode macros.
9387         Disable patterns for TARGET_FISTTP.  Add comment about FLAGS_REG
9388         clobber.
9389         (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
9390         Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
9391         Implement using mode macros. Disable patterns for TARGET_FISTTP.
9392         (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
9393         fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
9394         fix_trunc<mode>_i387_with_temp. Implement using mode macros.
9395         Disable patterns for TARGET_FISTTP.
9396         (fix_trunc*_i387 splitters): Implement usign mode macros.
9397         (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
9398         fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
9399         (fix_trunx*_sse peephole2s): Implement using mode macros.
9401 2005-03-15  J"orn Rennecke <joern.rennecke@st.com>
9403         PR rtl-optimization/20291
9404         * combine.c (try_combine): If splitting fails, re-try with
9405         original combined pattern, i.e. before clobber stripping.
9407 2005-03-14  Eric Christopher  <echristo@redhat.com>
9409         * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
9410         STACK_GROWS_DOWNWARD.
9412 2005-03-14  Roger Sayle  <roger@eyesopen.com>
9414         * real.h (struct real_format): Split the signbit field into two
9415         two fields, signbit_ro and signbit_rw.
9416         * real.c (ieee_single_format, mips_single_format, ieee_double_format,
9417         mips_double_format, ieee_extended_motorola_format,
9418         ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
9419         ieee_extended_intel_128_format, ibm_extended_format,
9420         mips_extended_format, ieee_quad_format, mips_quad_format,
9421         vax_f_format, vax_d_format, vax_g_format, i370_single_format,
9422         i370_double_format, c4x_single_format, c4x_extended_format,
9423         real_internal_format): Update initializers for new field.
9424         * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
9425         real_format structure.
9426         * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
9427         field of the real_format structure.
9429 2005-03-14  Daniel Berlin <dberlin@dberlin.org>
9431         Fix PR tree-optimization/20458
9433         * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
9434         DECL_EXTERNAL on STRUCT_FIELD tags.
9435         (clear_call_clobbered): Ditto.
9436         * tree-ssa-operands.c (note_addressable): Make sure the original
9437         variable doesn't slip into the addressable list if we have
9438         subvars.
9439         * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
9440         tags too.
9442 2005-03-14  Geoffrey Keating  <geoffk@apple.com>
9444         * doc/cppopts.texi (-fexec-charset): Add concept index entry.
9445         (-fwide-exec-charset): Likewise.
9446         (-finput-charset): Likewise.
9447         * doc/invoke.texi (Warning Options): Document -Wnormalized=.
9448         * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
9449         * c.opt (Wnormalized): New.
9451 2005-03-14  Devang Patel  <dpatel@apple.com>
9453         * doc/invoke.texi: Add reference to Visibility document.
9455 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
9457         * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
9458         MASK_SPLIT_ADDRESSES.
9459         * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
9460         (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
9461         (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
9462         (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
9463         (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
9464         (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
9465         (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
9466         (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
9467         (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
9468         (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
9469         (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
9470         (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
9471         (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
9472         (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
9473         (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
9474         (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
9475         (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
9476         (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
9477         (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
9478         (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
9479         (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
9480         (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
9481         (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
9482         (TARGET_EXPLICIT_RELOCS): Delete.
9483         (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
9484         (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
9485         * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9486         (override_options): Set MASK_LONG64 if -mint64 is given and no
9487         -mlongXX option is.  Complain about -mint64 -mlong32.
9488         (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
9489         MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
9490         * config/mips/mips.opt: New file.
9492 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
9494         * config.gcc (extra_options): New variable for listing option files.
9495         Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
9496         * configure.ac (extra_opt_files): New AC_SUBST variable.
9497         (tm_file_list, tm_include_list): Include options.h first.
9498         * configure: Regenerate.
9499         * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
9500         (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
9501         (s-options-h): New rule.
9502         (options.h): Depend on it.
9503         (TEXI_GCCINT_FILES): Add options.texi.
9504         * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
9505         * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
9506         * target.h (gcc_target): Add default_target_flags and handle_option.
9507         * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
9508         (TARGET_HANDLE_OPTION): New macros.
9509         (TARGET_INITIALIZER): Include them.
9510         * opt-functions.awk (opt_args, nth_arg): New functions.
9511         (switch_flags): Handle the "Target" flag.
9512         (var_args): Delete.
9513         (var_name): Use opt_args and nth_arg.
9514         (var_set, var_ref): Likewise.  Handle "Mask" and "InverseMask".
9515         * opth-gen.awk: Declare target_flags.  Declare MASK_* and TARGET_*
9516         macros for the "Mask" and "InverseMask" options.
9517         * opts.h (cl_var_cond): New enum.
9518         (cl_option): Replace the "has_set_value" and "set_value" fields with
9519         "var_cond" and "var_value".
9520         (CL_TARGET): New macro.
9521         (option_enabled, print_filtered_help): Declare.
9522         (decode_options): Move definition.
9523         * opts.c (handle_option): Search for the original option before
9524         removing any "no-" prefix.  Handle CL_TARGET.  Adjust for the new
9525         var_cond and var_value fields.  Use targetm.handle_option to handle
9526         target options.
9527         (decode_options): Set target_flags to targetm.default_target_flags.
9528         (print_filtered_help): Make global.  Handle CL_TARGET.
9529         (option_enabled): New function.
9530         * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
9531         (display_target_options, set_target_switch, print_switch_values)
9532         (default_pch_valid_p): Guard uses of target_switches with
9533         #ifdef TARGET_SWITCHES.  Also...
9534         (display_target_options): Display the CL_TARGET entries in cl_options.
9535         (set_target_option): Don't complain about the "" option when
9536         TARGET_SWITCHES is undefined.
9537         (print_switch_values): Use option_enabled.
9538         (default_pch_valid_p): Check cl_options[] when looking for something
9539         that has changed the value of target_flags.
9540         * c.opt: Remove documentation from top of file.
9541         * doc/gccint.texi: Add an "Options" chapter.  Include options.texi.
9542         * doc/sourecebuild.texi: Refer to the new options documentation
9543         instead of c.opt.  Document machine-specific .opt files.
9544         * doc/tm.texi (target_flags): Say that this variable is declared
9545         by options.h.
9546         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
9547         (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
9548         an alternative.
9549         * doc/options.texi: New file.
9551 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
9553         PR middle-end/18628
9554         * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
9555         register.
9557 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
9559         PR c++/20280
9560         * gimplify.c (gimplify_cond_expr): Add fallback argument.  Use a
9561         temporary variable of pointer type if an lvalues is required.
9562         (gimplify_modify_expr_rhs): Request an rvalue from it.
9563         (gimplify_expr): Pass fallback on.
9565 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
9567         * cfgbuild.c: Update comments.
9569 2005-03-14  Roger Sayle  <roger@eyesopen.com>
9571         PR rtl-optimization/17236
9572         * optabs.c (expand_doubleword_mult): New helper function split out
9573         from expand_binop.  Permute the order in which instructions are
9574         emitted to minimize the number of simultaneously live registers.
9575         (expand_binop): Call expand_doubleword_mult to synthesize a double
9576         word multiplication.
9578 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
9580         * basic-block.h: Update the prototypes of cached_make_edge and
9581         rtl_make_eh_edge.
9582         * cfg.c (cached_make_edge): Take edge_cache representing one
9583         row of the adjacency matrix of edges.
9584         * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
9585         (make_edges): Initialize edge_cache to represent one row of
9586         the adjacency matrix of edges.
9588 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
9590         * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
9591         New functions.
9592         (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
9593         Remove unused removed_phis variable.
9594         (conditional_replacement): Use build1/build2.
9595         (abs_replacement): Use last_and_only_stmt and build1/build2.
9597 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
9599         * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
9600         ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
9601         * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
9602         (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
9603         * c-common.c (handle_novops_attribute): New function.
9604         (c_common_attribute_table): Add "no vops" entry.
9605         * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
9606         * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
9607         * tree-ssa-operands.c (get_call_expr_operands): Do not
9608         create virtual operands for calls with ECF_NOVOPS flag.
9609         * tree.h (DECL_IS_NOVOPS): New macro.
9610         (struct tree_decl): Add novops_flag.
9611         (ECF_NOVOPS): New constant.
9613 2005-03-14  Uros Bizjak  <uros@kss-loka.si>
9615         PR target/17688
9616         * config/i386/i386.c (x86_use_himode_fiop): New.
9617         (x86_use_simode_fiop): Rename from x86_use_fiop.
9618         * config/i386/i386.h (x86_use_himode_fiop): Declare.
9619         (TARGET_USE_HIMODE_FIOP): New.
9620         (x86_use_simode_fiop): Rename from x86_use_fiop.
9621         (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
9623         * config/i386/i386.md (X87MODEI12): New mode macro define.
9624         (*cmpfp_<mode>): Rename from *cmpfp_si.  Use X87MODEI12 mode macro
9625         to implement x87 FP compare with HImode input operands.
9626         (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
9627         Use X87MODEI12 mode macro to handle HImode input operands.
9628         (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
9629         *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
9630         Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
9631         *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
9632         macro to implement x87 operators with HImode input operands.
9633         (fop splitters): Use X87MODEI12 mode macro to handle HImode
9634         input operands.
9636 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
9638         * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
9639         integer_zerop.
9640         * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
9641         constants invariant.
9643 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
9645         * basic-block.h (BB_VISITED): Removed.
9646         * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
9648 2005-03-14  Falk Hueffner  <falk@debian.org>
9650         PR bootstrap/20424
9651         * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
9653 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
9655         * ggc-zone.c: Fix comment typos.
9657         * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
9658         stringpool.c, config/mips/mips-protos.h: Update copyright.
9660 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
9662         * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
9663         throughout with its typedef, "rtx".
9664         * config/rs6000/rs6000.c: Likewise.  Formatting fixes.
9665         (rs6000_tls_symbol_ref_1): Remove inline keyword.
9666         * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting.  Reorder
9667         regs in comment to match code.
9669 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
9671         * except.c (check_handled): Make it static.
9672         * except.h: Remove the corresponding prototype.
9674         * function.c (get_func_frame_size): Make it static.
9675         * function.h: Remove the corresponding type.
9677         * regclass.c (reg_class_superclasses, reg_class_subclasses):
9678         Make them static.
9679         * hard-reg-set.h: Remove the corresponding declarations.
9681         * tree-cfg.c (verify_stmts): Check that
9682         bb_for_stmt (stmt) == bb for every PHI node and statement.
9684 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
9686         * config.gcc: Remove excess indentation.
9687         (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
9689 2005-03-13  Roger Sayle  <roger@eyesopen.com>
9691         PR middle-end/19331
9692         * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
9693         * fold-const.c (fold_sign_changed_comparison): Likewise.
9694         (fold_binary): Optimize comparisons against widened operands if
9695         the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
9697 2005-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
9699         * config/sparc/sparc.c (struct_value_alias_set): New global variable.
9700         (sparc_override_options): Initialize it.
9701         (sparc_struct_value_rtx): Set it on the MEM to be returned.
9703 2005-03-13  David Edelsohn  <edelsohn@gnu.org>
9705         * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
9706         (reg_or_none500mem_operand): New predicate.
9707         (zero_reg_mem_operand): New predicate.
9708         * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
9709         to reg_or_none500mem_operand.
9710         (extendsfdf2_fpr): Add MEM alternative.
9711         (extenddftf2_internal): Change operand2 predicate to
9712         zero_reg_mem_operand.
9714 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
9716         * ggc-zone.c: Rewritten.
9718         * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
9719         if there are none.
9720         * configure.ac: Define GGC_ZONE for --with-gc=zone.
9721         * config.in: Regenerated.
9722         * configure: Regenerated.
9723         * gengtype.c (write_types_process_field, write_func_for_structure):
9724         Pass new argument to gt_pch_note_object.
9725         * ggc-common.c (struct ptr_data): Add TYPE.
9726         (gt_pch_note_object): Take TYPE argument and save it.
9727         (call_count): Update call to ggc_pch_count_object.
9728         (call_alloc): Update call to ggc_pch_alloc_object.
9729         (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
9730         file.
9731         * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
9732         * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
9733         (ggc_alloc_zone_stat): Delete.
9734         (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
9735         * ggc.h (gt_pch_note_object, ggc_pch_count_object)
9736         (ggc_pch_alloc_object): Update prototypes.
9737         (garbage_zone): Delete.
9738         (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
9739         GGC_ZONE conditional.  Update.  Change tree_zone and rtl_zone into
9740         pointers.
9741         (tree_id_zone): New variable.
9742         (ggc_alloc_cleared_zone): Remove unused.
9743         (ggc_alloc_zone): Define.
9744         (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
9745         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
9746         ggc_alloc_zone_stat.
9747         * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
9748         * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
9749         (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
9750         (make_node_stat): Likewise.  Use tree_id_zone.
9752 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
9753             Joseph S. Myers  <joseph@codesourcery.com>
9755         * configure.ac: Check for MIPS TLS.
9756         * configure: Regenerated.
9757         * config/mips/mips-protos.h (enum mips_symbol_type): Add
9758         SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
9759         SYMBOL_GOTTPREL, and SYMBOL_TPREL.
9760         * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
9761         (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
9762         (mips_classify_symbol, mips_symbolic_constant_p)
9763         (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
9764         (mips_tls_operand_p, mips_call_tls_get_addr)
9765         (mips_legitimize_tls_address, mips_cannot_force_const_mem)
9766         (mips_tls_symbol_ref_1): New functions.
9767         (mips_legitimize_address, mips_legitimize_const_move): Call
9768         mips_legitimize_tls_address.
9769         (override_options): Handle V1_REG and TLS symbols.  Disable TLS
9770         for MIPS16.
9771         * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
9772         (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
9773         (mips_char_to_class): Document V1_REG.
9774         (HAVE_AS_TLS): Provide default.
9775         * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
9776         constants.
9777         (load_got<mode>): Renamed from *load_got<mode>.  Allow when
9778         !TARGET_ABICALLS.
9779         (tls_get_tp_<mode>): New instruction.
9781 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
9783         * configure.ac: Update checks for target tools.
9784         * configure: Regenerated.
9786 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
9788         * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
9790 2005-03-13  Roger Sayle  <roger@eyesopen.com>
9792         * expmed.c (expand_mult): Use synthetic multiplication sequences for
9793         more classes of DImode multiplication by constant.  Allow both
9794         multiplication by small negative constants (by performing a
9795         multiplication by a positive constant and negating the result) and
9796         multiplications by large powers of two, by using a left shift.
9798 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
9800         * tree-into-ssa.c (find_idf): Speed up by putting the indexes
9801         of basic blocks into work_stack.
9803         * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
9804         config/mips/vr.h: Update copyright.
9806         * c-decl.c (c_init_decl_processing): Remove useless calls to
9807         build_function_type.
9809         * builtins.c (fold_trunc_transparent_mathfn,
9810         fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
9811         fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9812         fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
9813         fold_builtin_strcpy, fold_builtin_strncpy,
9814         fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
9815         TREE_TYPE (exp).
9817         * builtins.c (expand_builtin_mathfn_3): Remove local variable
9818         before_call.
9820         * lambda-code.c (lambda_compute_auxillary_space): Remove local
9821         variable determinant.
9823         * tree-cfg.c (group_case_labels): Remove local variable type.
9825         * tree-ssa-live.c (build_tree_conflict_graph): Remove local
9826         variable ann.
9828         * tree-ssa-phiopt.c (value_replacement): Remove local variable
9829         result.
9831 2005-03-13  Andy Hutchinson  <HutchinsonAndy@netscape.net>
9833         PR target/18251
9834         * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
9835         (*movmemqi_insn): Delete.
9836         (*movmemhi): Delete.
9838 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
9840         * builtins.c (fold_builtin_classify): Take decomposed
9841         arguments of CALL_EXPR.
9842         (fold_builtin_1): Update a call to fold_builtin_classify.
9844 2005-03-13  Joseph S. Myers  <joseph@codesourcery.com>
9846         PR c/20402
9847         * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
9848         through into call to parser_xref_tag after parse error.
9849         (c_parser_struct_declaration): Consistently return NULL_TREE on
9850         error.
9852 2005-03-12  Daniel Berlin  <dberlin@dberlin.org>
9854         * tree-flow-inline.h (ref_contains_array_ref): New function.
9855         (lookup_subvars_for_var): Ditto.
9856         (get_subvars_for_var): Ditto.
9857         (var_can_have_subvars): Ditto.
9859         * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
9860         (struct subvar): New type.
9862         * tree-dfa.c (okay_component_ref_for_subvars): New function.
9864         * tree-optimize.c (init_tree_optimization_passes): Call
9865         pass_create_structure_vars.
9867         * tree-ssa-alias.c: Include vec.h.
9868         (init_alias_info): Don't auto-clear call clobbered on struct-field
9869         tags.
9870         (compute_flow_insensitive_aliasing): Handle subvars.
9871         (group_aliases): Handle STRUCT_FIELD aliases.
9872         (setup_pointers_and_addressables): Ditto.
9873         Don't mark variables non-addressable if they still have
9874         addressable subvars.
9875         Also mark subvars addressable when the real variable is marked
9876         addressable.
9877         (add_pointed_to_var): Try to prune the pointed-to set by only
9878         pointing to subvars when possible.
9879         Otherwise, make sure we set addresses_needed and pt_vars to
9880         properly include subvars.
9881         (bitpos_of_field): New function.
9882         (push_fields_onto_fieldstack): Ditto.
9883         (get_or_create_used_part_for): Ditto.
9884         (create_overlap_variables_for): Ditto.
9885         (find_used_portions): Ditto.
9886         (create_structure_vars): Ditto.
9887         (pass_create_structure_vars): New structure.
9889         * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
9890         (get_expr_operands): Handle subvars.  Also try to turn
9891         COMPONENT_REF accesses into must-defs now that we can accurately
9892         portray it.
9893         (note_addressable): Try to only mark as addressable those subvars
9894         we know a COMPONENT_REF touches.
9895         (overlap_subvar): New function.
9897         * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
9898         Handle subvar storing.
9899         (vect_address_analysis): Update caller of vect_object_analysis.
9901         * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
9903         * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
9904         (STMT_VINFO_SUBVARS): New macro.
9906         * common.opts: add flag_tree_salias.
9908         * opts.c (decode_options): flag_tree_salias defaults to on.
9910         * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
9912         * doc/tree-ssa.texi: Document structural alias analysis.
9914 2005-03-12  Steven Bosscher  <stevenb@suse.de>
9916         * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
9917         * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
9918         * tree-ssa-operands.c (get_expr_operands): Likewise.
9919         (get_expr_operands): Likewise for ERROR_MARK.
9921 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
9923         * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
9924         var.
9926         * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
9927         removed_phis.
9929         * tree-ssa-pre.c (compute_avail): Remove local variable val.
9930         (mark_operand_necessary): Remove local variable ver.
9932         * tree-vect-transform.c (vect_get_new_vect_var): Remove local
9933         variable prefix_len.
9935         * value-prof.c (mod_subtract_transform): Remove local variable
9936         value.
9938         * builtins.c (fold_builtin_exponent): Take decomposed
9939         arguments of CALL_EXPR.
9940         (fold_builtin_1): Update a call to fold_builtin_exponent.
9942         * builtins.c (fold_builtin_logarithm): Take decomposed
9943         arguments of CALL_EXPR.
9944         (fold_builtin_1): Update a call to fold_builtin_logarithm.
9946         * c-decl.c (c_init_decl_processing): Remove local variables
9947         ptr_ftype_void and ptr_ftype_ptr.
9949         * gimplify.c (gimplify_expr): Remove local variables r0 and
9950         r1.
9952         * reg-stack.c (move_for_stack_reg): Remove local variable
9953         push_insn.
9954         (compare_for_stack_reg): Remove local variable flags_user.
9955         (convert_regs_1): Remove local variable deleted.
9957         * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
9958         variable new_cond.
9959         (combine_blocks): Remove local variables exits and new_e.
9961         * tree-inline.c (expand_call_inline): Remove local variable
9962         decl.
9964         * tree-ssa-live.c (create_ssa_var_map,
9965         calculate_live_on_entry): Remove local variable snn.
9967 2005-03-12  Geoffrey Keating  <geoffk@apple.com>
9969         * c-lex.c (c_lex_with_flags): Add parameter to call to
9970         cpp_spell_token.
9972 2005-03-11  Per Bothner  <per@bothner.com>
9974         * c-tree.h (struct c_declarator): New id_loc field.
9975         * c-pragma.h (c_lex_with_flags): Take position reference.
9976         * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
9977         iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
9978         (c_lex): Pass dummy location to c_lex_with_flags.
9979         * c-parser.c (c_lex_one_token): Set c_token's location using
9980         c_lex_with_flags, instead of input_location, which might be "ahead".
9981         (c_parser_direct_declarator): Set declarator's id_loc from
9982         c_token's id_loc.
9983         * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
9984         declarator's id_loc, rather than probably-imprecise input_location.
9985         (build_id_declarator): Initialize c_declarator's id_loc field.
9987 2005-03-11  Roger Sayle  <roger@eyesopen.com>
9989         PR middle-end/20419
9990         * builtins.c (expand_builtin_signbit): Force the signbit's word
9991         into an integer register to avoid SUBREGs of floating point modes.
9993 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
9995         * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
9996         target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
9997         tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
9998         config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
10000 2005-03-11  David Edelsohn  <edelsohn@gnu.org>
10002         PR rtl-optimization/20306
10003         * expr.c (emit_move_complex): Set try_int false if mode is
10004         MODE_COMPLEX_FLOAT and mov_optab exists for inner mode.  Only try
10005         emit_block_move if try_int is true.
10007 2005-03-11  Richard Henderson  <rth@redhat.com>
10009         PR target/20415
10010         * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
10011         * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
10012         to match.
10014 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
10016         * config/mips/mips.h (mips_fix_vr4130_string): Declare.
10017         (TARGET_FIX_VR4130): New macro.
10018         (TARGET_OPTIONS): Add -mfix-vr4130.
10019         (ISA_HAS_MACCHI): New macro.
10020         (ASM_SPEC): Add -mfix-vr4130.
10021         * config/mips/mips.c (mips_fix_vr4130_string): New variable.
10022         (override_options): Handle mips_fix_vr4130_string.
10023         (mips_avoid_hazards): Clear all_noreorder_p
10024         if we're working around VR4130 errata and the macc alternatives
10025         are not available.
10026         * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
10027         (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
10028         * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
10029         (MULTILIB_DEFAULTS): Remove leading "march=".
10030         (DRIVER_SELF_SPECS): Likewise.  Make -mfix-vr4130 imply -march=vr4130
10031         if no architecture option is given.
10032         * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
10033         VR4130 multilibs.
10034         (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
10035         * doc/invoke.texi: Document -mfix-vr4130.
10037 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
10039         * config/mips/mips.c (override_options): Only warn about -mint64
10040         deprecation if TARGET_INT64.
10042 2005-03-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10044         * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
10045         ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
10046         ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
10047         are non-specific regarding the nonnull parameter positions.
10048         (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
10049         ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
10050         ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
10051         ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
10053         * builtins.def: Use the non-specific "nonnull" attibute lists.
10055 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
10057         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10058         single_pred_edge, single_succ, single_pred): Improve comments.
10060 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
10062         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10063         single_pred_edge, single_succ, single_pred): New inline functions.
10064         * bb-reorder.c (rotate_loop, find_traces_1_round,
10065         add_labels_and_missing_jumps, fix_up_fall_thru_edges,
10066         duplicate_computed_gotos): Use the single_succ/pred functions.
10067         * cfganal.c (forwarder_block_p): Ditto.
10068         * cfgbuild.c (compute_outgoing_frequencies): Ditto.
10069         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
10070         outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
10071         merge_seq_blocks): Ditto.
10072         * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
10073         * cfglayout.c (fixup_reorder_chain): Ditto.
10074         * cfgloop.c (mark_single_exit_loops, update_latch_info,
10075         canonicalize_loop_headers, verify_loop_structure): Ditto.
10076         * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
10077         mfb_update_loops, create_preheader, force_single_succ_latches,
10078         create_loop_notes): Ditto.
10079         * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
10080         force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
10081         commit_one_edge_insertion, purge_dead_edges,
10082         cfg_layout_can_merge_blocks_p): Ditto.
10083         * except.c (sjlj_emit_function_enter): Ditto.
10084         * flow.c (init_propagate_block_info): Ditto.
10085         * function.c (thread_prologue_and_epilogue_insns): Ditto.
10086         * gcse.c (find_implicit_sets, bypass_conditional_jumps,
10087         insert_insn_end_bb): Ditto.
10088         * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
10089         find_if_case_2): Ditto.
10090         * lambda-code.c (perfect_nestify): Ditto.
10091         * lcm.c (optimize_mode_switching): Ditto.
10092         * loop-doloop.c (doloop_modify): Ditto.
10093         * loop-init.c (loop_optimizer_init): Ditto.
10094         * loop-iv.c (simplify_using_initial_values): Ditto.
10095         * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10096         * loop-unswitch.c (unswitch_loop): Ditto.
10097         * modulo-sched.c (generate_prolog_epilog): Ditto.
10098         * predict.c (combine_predictions_for_insn, estimate_probability,
10099         tree_estimate_probability, last_basic_block_p,
10100         estimate_bb_frequencies): Ditto.
10101         * profile.c (branch_prob): Ditto.
10102         * regrename.c (copyprop_hardreg_forward): Ditto.
10103         * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
10104         * tracer.c (layout_superblocks): Ditto.
10105         * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
10106         cfg_remove_useless_stmts_bb, cleanup_control_flow,
10107         cleanup_control_expr_graph, disband_implicit_edges,
10108         tree_find_edge_insert_loc, bsi_commit_edge_inserts,
10109         tree_verify_flow_info, tree_make_forwarder_block,
10110         tree_forwarder_block_p, remove_forwarder_block,
10111         remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
10112         * tree-if-conv.c (tree_if_conversion): Ditto.
10113         * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10114         * tree-ssa-dce.c (remove_dead_stmt): Ditto.
10115         * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
10116         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10117         copy_loop_headers): Ditto.
10118         * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
10119         * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
10120         * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
10121         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
10122         * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
10123         * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
10124         * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
10125         * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
10126         * tree-ssa-threadupdate.c (redirect_edges): Ditto.
10127         * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
10128         eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
10129         * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
10130         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10131         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
10132         slpeel_add_loop_guard): Ditto.
10134 2005-03-11  James A. Morrison  <phython@gcc.gnu.org>
10136         PR tree-optimization/15784
10137         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
10138         and -1 - A to ~A.
10140         * stmt.c (expand_case): Don't change index_type.  Convert minval
10141         to the proper type.
10143         PR tree-optimization/20130
10144         * fold-const.c (fold): Fold x * -1 into -x.
10146 2005-03-11  Kaz Kojima  <kkojima@gcc.gnu.org>
10148         PR rtl-optimization/20331
10149         * rtlanal.c (modified_between_p): Check its address first for MEM.
10150         (modified_in_p): Likewise.
10152 2005-03-11  Joseph S. Myers  <joseph@codesourcery.com>
10154         * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
10156 2005-03-10  Steven Bosscher  <stevenb@suse.de>
10158         * expr.c (expand_expr_real_1): If possible, use a conditional
10159         move for expanding MIN_EXPR and MAX_EXPR.
10160         Use temp for moving around rtx-en.
10162 2005-03-10  Andrew Pinski  <pinskia@physics.uc.edu>
10164         PR rtl-opt/20412
10165         * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
10166         correct mode.
10168 2005-03-10  Roger Sayle  <roger@eyesopen.com>
10170         * builtins.c (expand_builtin_signbit): Extend to handle floating
10171         point modes wider than the largest integer type, using the
10172         operand_subword_force function to obtain the signbit's word.
10174 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
10176         PR target/20322
10177         * combine.c (try_combine): If recog_for_combine added CLOBBERs
10178         to NEWI2PAT, fail to combine if they are used by NEWPAT.
10180 2005-03-10  Aldy Hernandez  <aldyh@redhat.com>
10182         * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
10184 2005-03-10  Kazu Hirata  <kazu@cs.umass.edu>
10186         * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
10187         type void.
10188         (perform_edge_inserts): Unconditionally call
10189         free_dominator_info.
10191         * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
10193 2005-03-10  Bob Wilson  <bob.wilson@acm.org>
10195         * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
10197 2005-03-10  Nathan Sidwell  <nathan@codesourcery.com>
10199         * bitmap.c (bitmap_copy): Remove manual loop unrolling.
10201         * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
10202         gcc_unreachable.
10203         (rtl_register_value_prof_hooks,
10204         tree_value_profile_transformations,
10205         tree_register_value_prof_hooks): Likewise.
10206         * var-tracking.c (stack_adjust_offset_pre_post,
10207         variable_htab_free, variable_union, dataflow_set_different_2,
10208         count_uses, variable_was_changed, set_frame_base_location,
10209         set_variable_part, emit_note_insn_var_location, vt_emit_notes,
10210         vt_add_function_parameters): Likewise.
10211         * varasm.c (named_section_real, named_section, make_decl_rtl,
10212         asm_emit_uninitialised, assemble_integer, decode_addr_const,
10213         const_hash_1, compare_constant, copy_constant, force_const_mem,
10214         output_constant_pool_2, output_constant_pool_1, output_constant,
10215         output_constructor, make_decl_one_only, decl_tls_model,
10216         default_no_named_section, default_elf_select_section_1,
10217         default_unique_section_1): Likewise.
10218         * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
10219         * vmsdbgout.c (addr_const_to_string): Likewise.
10221         PR c++/20375
10222         * function.c (struct assign_parm_data_one): Remove last_named
10223         field.
10224         (assign_parm_find_data_types): Don't determine last_named.
10225         Reorder named_parm determination.
10226         (assign_parms): Only setup varargs on the last non-varadic
10227         parameter.
10229 2005-03-10  Kazuhiro Inaoka  <inaoka.lazuhiro@renesas.com>
10231         * config/m32r/m32r.md (load_sda_base_32): New pattern.  Loads
10232         sda base address on medium model.
10234 2005-03-10  Zdenek Dvorak  <dvorakz@suse.cz>
10236         * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
10237         * cfgloop.c (flow_loop_nodes_find): Export.
10238         * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
10239         Declare.
10240         * cfgloopmanip.c (fix_loop_structure): New function.
10241         * predict.c (predict_loops): Clean up the loops information.
10242         * tree-cfg.c (cleanup_tree_cfg_loop): New function.
10243         (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
10244         loop structure.
10245         * tree-flow.h (cleanup_tree_cfg_loop): Declare.
10246         (rewrite_into_loop_closed_ssa): Declaration changed.
10247         * tree-loop-linear.c (linear_transform_loops): Add argument to
10248         rewrite_into_loop_closed_ssa call.
10249         * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10250         * tree-ssa-loop-im.c (move_computations): Ditto.
10251         * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
10252         * tree-vectorizer.c (vectorize_loops): Ditto.
10253         * tree-optimize.c: Include cfgloop.h.
10254         (execute_todo): Choose whether to call cleanup_tree_cfg or
10255         cleanup_tree_cfg_loop.
10256         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
10257         (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
10258         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
10259         cleanup_tree_cfg_loop call.
10260         * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
10261         (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
10262         work on part of cfg.
10264 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
10266         PR inline-asm/20314
10267         * gimplify.c (gimplify_asm_expr): Handle input/output constraints
10268         with multiple alternatives.
10270         * stmt.c (parse_output_constraint): Fix a typo.
10272 2005-03-09  Bob Wilson  <bob.wilson@acm.org>
10274         * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
10275         assembly directive instead of deprecated "no-generics".
10277 2005-03-09  Ulrich Weigand  <uweigand@de.ibm.com>
10279         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10280         for non-offsettable memory references to cope with outstanding reload
10281         replacements.
10282         * config/s390/s390.md ("reload_outti"): Call find_replacement to
10283         avoid losing outstanding address reloads.
10284         ("reload_outdi", "reload_outdf"): Likewise.
10286 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10288         * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
10289         code.  Add more cbrt transformations.
10291 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10293         * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
10295 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
10297         * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
10298         NULL_TREE when a given tree is not simplified.
10299         (fold): Return the original tree when any of the functions
10300         mentioned above NULL_TREE.
10302         * fold-const.c (fold_unary, fold_binary): Take decomposed
10303         arguments, code, type, op0, and op1 in case of fold_binary.
10304         (fold): Update calls to fold_unary and fold_binary.
10306 2005-03-09  Roger Sayle  <roger@eyesopen.com>
10308         * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
10309         a fndecl and an arglist instead of a CALL_EXPR, exp.
10311 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
10313         * cfglayout.c (fixup_reorder_chain): Remove old_bb.
10315         * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
10317         * expr.c (expand_assignment): Remove orig_to_rtx.
10319         * fold-const.c (int_const_binop): Remove no_overflow.
10321         * ifcvt.c (noce_emit_move_insn): Remove inmode.
10323         * loop-iv.c (get_biv_step_1): Remove lhs.
10325         * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
10327         * real.c (real_nan): Remove neg.
10329         * function.c (thread_prologue_and_epilogue_insns): Remove i
10330         and newinsn.
10332         * tree-data-ref.c (array_base_name_differ_p): Remove ta and
10333         tb.
10335         * tree-eh.c (tree_could_trap_p): Remove idx.
10337         * tree-into-ssa.c (ann): Remove ann.
10339         * tree-outof-ssa.c (num_nodes): Remove num_nodes.
10341         * tree-sra.c (decide_block_copy): Remove inst_count.
10343         * tree-ssa-alias.c (may_alias_p): Remove v_ann.
10345         * tree-ssa-loop-im.c (lhs): Remove.
10347         * cfgbuild.c (state, STATE, SET_STATE,
10348         BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
10349         make_edges.
10350         (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
10351         (find_basic_blocks): Set the state of each basic block to
10352         BLOCK_NEW.
10354 2005-03-08  Jeff Law  <law@redhat.com>
10356         * tree-cfg.c (cleanup_control_flow): If removal of a computed
10357         goto results in the removal of edges in the CFG, then we need
10358         to recompute dominators.
10360 2005-03-09  Ben Elliston  <bje@au.ibm.com>
10362         * c-common.c (c_do_switch_warnings): Comment fix.
10364 2005-03-08  Julian Brown  <julian@codesourcery.com>
10366         * Patch from 2005-03-08 reverted for causing regressions and
10367         ppc-darwin bootstrap failure.
10369 2005-03-08  Fariborz Jahanian <fjahanian@apple.com>
10371         * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
10372         Define the real function for ppc-darwin.
10373         * c-typeck.c (convert_arguments): Check for target-specific
10374         invalid argument call to unprototyped function.
10375         * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10376         New Macro.
10377         * target.h (invalid_arg_for_unprototyped_fn): New field
10378         in struct calls.
10379         * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
10380         default target hook.
10381         * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
10382         Declare.
10384 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
10386         * c-typeck.c (constructor_stack, constructor_range_stack,
10387         initializer_stack): Make them static.
10389         * cfg.c (rbi_pool): Make it static.
10391         * gimple-low.c (lower_stmt_body): Make it static.
10392         * tree-flow.h: Remove the corresponding prototype.  Don't
10393         declare lower_data.
10395         * sched-deps.c (cache_size): Make it static.
10397         * stor-layout.c (lang_adjust_rli): Make it static.
10399 2005-03-08  Julian Brown  <julian@codesourcery.com>
10401         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10402         from being used for symbols with vague linkage when
10403         HAVE_GAS_COMDAT_GROUP is true.
10405 2005-03-08  J"orn Rennecke <joern.rennecke@st.com>
10407         * jump.c (invert_jump_1): Don't call redirect_jump_1 with
10408         nlabel == JUMP_LABEL (jump).
10410 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
10412         * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
10413         gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
10414         tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
10415         tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
10417 2005-03-08  Alexey Neyman  <alex.neyman@auriga.ru>
10419         PR c/14411
10420         * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
10421         * c-common.c (handle_returns_twice): New function.
10422         (c_common_attribute_table): Declare eturns_twice' attribute.
10423         * doc/extend.texi: Document eturns_twice' attribute.
10424         * tree.h (DECL_IS_RETURNS_TWICE): New macro.
10425         (struct tree_decl): Add returns_twice_flag.
10427 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
10429         * tree-ssa-phiopt.c: Fix a comment typo.
10431         * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
10432         loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
10433         config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
10434         copyright.
10436 2005-03-08  Richard Henderson  <rth@redhat.com>
10438         * config/alpha/alpha.c (code_for_builtin): Replace special-case
10439         builtin codes with ctzdi2, clzdi2, popcountdi2.
10440         (struct alpha_builtin_def): Add is_const.
10441         (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
10442         (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
10443         (alpha_init_builtins): Init them.  Set nothrow and const attributes
10444         on builtins.
10445         (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
10446         alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
10447         alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
10448         alpha_fold_vector_minmax, alpha_fold_builtin_perr,
10449         alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
10450         alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
10451         alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
10452         alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
10453         (TARGET_FOLD_BUILTIN): New.
10454         * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
10455         (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
10456         (ffsdi2): Use ctz.
10457         (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
10459 2005-03-08  Ira Rosen  <irar@il.ibm.com>
10461         PR tree-optimization/20122
10462         * tree-vect-analyze.c (vect_object_analysis): Analyze initial
10463         condition of access function instead of base.
10465 2005-03-07  Jeff Law  <law@redhat.com>
10466             Steven Bosscher  <stevenb@suse.de>
10468         * tree-cfg.c (find_taken_edge_computed_goto): New function.
10469         (find_taken_edge): Call find_taken_edge_computed_goto as
10470         appropriate.  Allow any gimple invariant rather than just
10471         INTEGER_CST for VAL.
10472         (cleanup_control_flow): Cleanup a computed goto which has turned
10473         into a simple goto.
10474         (tree_merge_blocks): If block B has any forced labels, move
10475         them to the start of block A.
10476         * tree-ssa-dom.c (thread_across_edge): Allow threading across
10477         computed gotos as well.
10478         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
10479         removal of unnecessary computed gotos too.
10480         (lookup_redirection_data): Fix type of INSERT argument.  Callers
10481         updated.
10483 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
10485         * tree-ssa-phiopt.c: Update copyright.  Fix indentations.
10486         Remove trailing spaces.
10488         * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
10489         unshare_all_trees): Make them static.
10490         * tree-gimple.h: Remove the corresponding prototypes.
10492         * diagnostic.h: Remove unused prototype
10493         debug_output_buffer.
10494         * modulo-sched.c: Remove unused prototype
10495         set_row_column_for_ps.
10497         * tree-ssa-phiopt.c (tree_ssa_phiopt,
10498         replace_phi_edge_with_variable): Remove unused variable i.
10500 2005-03-07  Per Bothner  <per@bothner.com>
10502         * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
10504 2005-03-06  Andrew Pinski  <pinskia@physics.uc.edu>
10506         PR tree-opt/17671
10507         * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
10508         bbs on the COND_EXPR instead of the PHI_NODEs.
10509         (candidate_bb_for_phi_optimization): Remove.
10510         (replace_phi_with_stmt): Rename to ...
10511         (replace_phi_edge_with_variable): this and change so that we
10512         replace the phi argument instead of removing the PHI.
10513         (conditional_replacement): Change so we deal with PHI with more
10514         than two arguments.
10515         (value_replacement): Likewise.
10516         (abs_replacement): Likewise.
10518 2005-03-07  Aldy Hernandez  <aldyh@redhat.com>
10520         * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
10521         output_e500_flip_gt_bit.
10523         * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
10524         as bit 31.
10525         (rs6000_generate_compare): Fix logic to look at the correct bits.
10526         (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
10527         Look at GT bit.
10528         (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
10529         gen_e500_flip_gt_bit.  Rename gen_move_from_CR_eq_bit to
10530         gen_move_from_CR_gt_bit.
10532         * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
10533         ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
10534         (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
10536         * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
10537         (E500_CR_IOR_COMPARE): New constant.
10539 2005-03-08  Earl Chew <earl_chew@agilent.com>
10540             David Billinghurst <David.Billinghurst@riotinto.com>
10542         * config/i386/host-cygwin.c: New file to support precompiled
10543         headers on cygwin
10544         * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
10545         * config.host: Use above files for cygwin host.
10547 2005-03-07  David Edelsohn  <edelsohn@gnu.org>
10549         * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
10550         ordering ops from earlier change.
10552 2005-03-07  Per Bothner  <per@bothner.com>
10554         Various fixes to allow us to again build if --enable-mapped-location:
10555         * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
10556         unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
10557         * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
10558         local variable loc. Change logic appropriately.
10559         * tree-vect-transform.c (vect_finish_stmt_generation): Use
10560         EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
10561         * c-parser.c (c_parser_for_statement): Initialize loc variable.
10562         * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
10563         DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
10565 2005-03-07  Richard Sandiford  <rsandifo@redhat.com>
10567         PR rtl-optimization/19683
10568         * reload1.c (choose_reload_regs): Pass the number of bits, not the
10569         number of bytes, to smallest_int_for_mode.  Fix arguments to
10570         REG_CANNOT_CHANGE_MODE_P.
10572 2005-03-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
10574         * reorg.c (relax_delay_slots): Check that the jump is
10575         conditional before trying to invert it.
10577 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
10579         * bb-reorder.c (max_entry_frequency, max_entry_frequency):
10580         Make them static.
10582         * calls (stack_arg_under_construction): Make it static.
10584         * flow.c (regs_live_at_setjmp): Make it static.
10585         * flow.h: Remove the corresponding prototype.
10587         * reload1.c (reload_startobj, reload_firstobj,
10588         something_needs_operands_changed, reload_inherited,
10589         reload_inheritance_insn, reload_override_in,
10590         reload_spill_index): Make them static.
10592         * recog.c (verify_changes): Make it static.
10593         * recog.h: Remove the corresponding prototype.
10595         * cfgbuild.c (find_sub_basic_blocks): Remove.
10596         * basic-block.h: Remove the corresponding prototype.
10597         * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
10598         in comments.
10599         * doc/cfg.texi: Don't mention find_sub_basic_blocks.
10601         * tree-ssa-operands.c (check_build_stmt): Remove.
10603         * stor-layout.c (set_alignment): Remove.
10604         * tree.h: Remove the corresponding prototype.
10606         * tree-ssa-pre.c (has_abnormal_preds): Make it static.
10608         * tree-ssa-dce.c (control_dependence_map,
10609         visited_control_parents): Make them static.
10611         * cfghooks.c (verify_flow_info): Remove local variable
10612         num_bb_notes.
10614         * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
10615         last_bb_seen.
10617         * loop-unswitch.c (unswitch_loop): Remove local variable src.
10619 2005-03-07  David Billinghurst <David.Billinghurst@riotinto.com>
10621         * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
10623 2005-03-07  Joseph S. Myers  <joseph@codesourcery.com>
10625         * config/ia64/hpux.h (LINK_SPEC): Add -z.
10626         * config/ia64/ia64.c (ia64_function_value): Return a REG not a
10627         PARALLEL for an empty structure.
10629 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
10631         * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
10633         * fold-const.c (fold_binary): Unroll the very first "for"
10634         loop.
10636 2005-03-06  David Edelsohn  <edelsohn@gnu.org>
10638         * config/rs6000/predicates.md (branch_comparison_operator): Remove
10639         redundant match_code test.
10640         (scc_comparison_operator): Swap match_operand and match_code
10641         tests.
10642         (branch_positive_comparison_operator): Same.
10643         (trap_comparison_operator): Use comparison_operator and swap with
10644         match_code test.
10646 2005-03-06  Marek Michalkiewicz  <marekm@amelek.gda.pl>
10648         PR target/20288
10649         * config/avr/avr.c (print_operand): Add 'p' and 'r'.
10650         (out_movhi_r_mr): Read low byte of volatile MEM first.
10651         (out_movhi_mr_r): Write high byte of volatile MEM first.
10653 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
10655         * cselib.c (reg_values, reg_values_size): Make them static.
10657         * cse.c (cse_reg_info_table): Make it static.
10659         * fold-const.c (fold_unary): Use build1 instead of copy_node.
10661 2005-03-06  Zdenek Dvorak  <dvorakz@suse.cz>
10663         * cse.c (find_best_addr): Use canon_for_address.
10665 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
10667         * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
10668         (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
10669         SUBREG and MEM, respectively.
10671         * fold-const.c (fold_binary): Use code instead of t.
10673         * fold-const.c (optimize_minmax_comparison): Take decomposed
10674         arguments code, type, op0, and op1 instead of t.
10675         (fold_binary): Update a call to optimize_minmax_comparison.
10677         * fold-const.c (fold_range_test): Take decomposed arguments
10678         code, type, op0, and op1 instead of t.
10679         (fold_binary): Update a call to fold_range_test.
10681         * fold-const.c (fold_binary_op_with_conditional_arg): Take
10682         decomposed arguments code, type, op0, and op1 instead of t.
10683         (fold_binary): Update a call to fold_range_test.
10685 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
10687         * fold-const.c (fold_binary): Avoid directly using the original
10688         expression t as much as possible.
10690 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
10692         * c-semantics.c (build_stmt): Use TYPE_P instead of
10693         IS_NON_TYPE_CODE_CLASS.
10694         * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
10695         (NON_TYPE_CHECK): Use TYPE_P instead of
10696         IS_NON_TYPE_CODE_CLASS.
10698         * fold-const.c (fold): Remove handling of binary expressions.
10700 2005-03-05  James A. Morrison  <phython@gcc.gnu.org>
10702         * doc/c-tree.texi: Wrap comments in @r{}.
10703         * doc/cpp.texi: Likewise.
10704         * doc/cppinternals.texi: Likewise.
10705         * doc/extend.texi: Likewise.
10706         * doc/md.texi: Likewise.
10707         * doc/objc.texi: Likewise.
10708         * doc/sourcebuild.texi: Likewise.
10709         * doc/tm.texi: Likewise.
10710         * doc/tree-ssa.texi
10712 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
10714         * predict.c (apply_return_prediction): Standardize PHI chain
10715         walking.
10716         * tree-ssa.c (ssa_redirect_edge): Likewise.
10718         * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
10719         gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
10720         Update copyright.
10722         * tree-phinodes.c (remove_phi_node): Drop the last argument.
10723         * tree-flow.h: Adjust the prototype for remove_phi_node.
10724         * lambda-code.c (perfect_nestify): Adjust a call to
10725         remove_phi_node.
10726         * tree-cfg.c
10727         (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
10728         * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
10729         Likewise.
10730         * tree-ssa-dce.c (remove_dead_phis): Likewise.
10731         * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
10732         * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
10733         * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
10735         * combine.c (simplify_and_const_int): Use gen_int_mode instead
10736         of GEN_INT (trunc_int_for_mode (...)).
10737         * loop-iv.c (iv_number_of_iterations): Likewise.
10738         * postreload.c (reload_cse_move2add): Likewise.
10739         * simplify-rtx.c (simplify_const_unary_operation,
10740         simplify_const_binary_operation): Likewise.
10741         * stor-layout.c (get_mode_bounds): Likewise.
10743         * fold-const.c (fold_binary): New.
10744         (fold): Call fold_binary on binary expressions.
10746 2005-03-05  Richard Sandiford  <rsandifo@redhat.com>
10748         * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
10749         * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
10750         (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
10751         (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
10752         (ASM_SPEC): Pass down -msym32 and -mno-sym32.
10754 2005-03-04  Devang Patel  <dpatel@apple.com>
10756         PR tree-optimization/18815
10757         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10758         loops with zero exit edges.
10760 2005-03-04  Devang Patel  <dpatel@apple.com>
10762         * doc/invoke.texi: Remove reference to webpage that does not exist.
10764 2005-03-04  John David Anglin  <dave.danglin@nrc-cnrc.gc.ca>
10765             Joseph S. Myers  <joseph@codesourcery.com>
10767         PR c++/19797
10768         * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
10769         (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
10770         * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
10771         * pa.c (get_plabel): Change argument to symbol_ref.  Call
10772         maybe_get_identifier instead of get_identifier.
10773         (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
10774         (struct deferred_plabel): Replace name field with symbol field.
10775         (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
10776         ASM_OUTPUT_EXTERNAL_REAL is defined.
10777         (output_global_address): Use output_addr_const for output of all
10778         symbol_refs.
10779         (output_deferred_plabels): Use symbol_ref instead of name for address
10780         output.
10781         * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
10782         ASM_OUTPUT_SYMBOL_REF): New macros.
10783         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw.  Update
10784         comment.
10785         (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
10786         label.
10788 2005-03-05  Joseph S. Myers  <joseph@codesourcery.com>
10790         * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
10791         *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
10793 2005-03-04  Jeff Law  <law@redhat.com>
10795         * basic-block.h (rediscover_loops_after_threading): Declare.
10796         * tree-ssa-dom.c: Include cfgloop.h.
10797         (tree_ssa_dominator_optimize): Discover loops and some basic
10798         properties.  Remove forwarder blocks recreated by loop header
10799         canonicalization.  Also mark backedges in the CFG.
10800         * tree-ssa-threadupdate.c: Include cfgloop.h
10801         (rediscover_loops_after_threading): Define.
10802         (struct local_info): New field, JUMP_THREADED.
10803         (prune_undesirable_thread_requests): New function.
10804         (redirect_edges): Clear EDGE_ABNORMAL.  If edges were threaded
10805         then record that fact for the callers of redirct_edges.
10806         (thread_block): If BB has incoming backedges, then call
10807         prune_undesirable_thraed_requests.    Note when we are
10808         going to have to rediscover loop information.  Return a
10809         boolean indicating if any jumps were threaded.
10810         (thread_through_all_blocks): Bubble up boolean indicating
10811         if any jumps were threaded.
10812         * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
10813         (tree-ssa-threadupdate.o): Similarly.
10815 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
10817         * fold-const.c (fold_ternary): Unroll the "for" loop to
10818         extract operands.
10820 2005-03-04  Andrew Haley  <aph@redhat.com>
10822         * unwind-dw2-fde-glibc.c (struct
10823         unw_eh_callback_data.check_cache): New field.
10824         (frame_hdr_cache): New.
10825         (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
10826         Cache frame header info.
10828 2005-03-04  Richard Sandiford  <rsandifo@redhat.com>
10830         * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
10831         (print_c_condition): Declare.
10832         * read-rtl.c (ptr_loc): New structure.
10833         (ptr_locs, ptr_loc_obstack, joined_conditions)
10834         (joined_conditions_obstack): New variables.
10835         (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
10836         (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
10837         (join_c_conditions, print_c_condition): New functions.
10838         (apply_macro_to_string): Associate the new string with the same
10839         source location as the old one.
10840         (add_condition_to_string): Use join_c_conditions.
10841         (read_string): Use set_rtx_ptr_loc to record a filename and line
10842         number for the string.
10843         (read_rtx): Initialize the new variables above.
10844         * genattrtab.c (write_test_expr, write_attr_value): Use
10845         print_c_condition.
10846         * genconditions.c (write_header): Don't define MAYBE_EVAL.  Move its
10847         comment above the GCC_VERSION check.
10848         (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
10849         Inline the definition of MAYBE_EVAL.
10850         * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
10851         * genoutput.c (process_template): Likewise.
10852         * genpreds.c (write_predicate_subfunction): Likewise.
10853         (write_predicate_expr): Use print_c_condition.
10854         * genrecog.c (write_cond): Likewise.
10855         * gensupport.c (process_rtx): Use join_c_conditions to join the
10856         conditions of a define_insn_and_split.  Record a source location
10857         for the string after the "&&".
10858         (alter_test_for_insn): Use join_c_conditions.
10860 2005-03-04  Andrew Pinski  <pinskia@physics.uc.edu>
10862         Revert for now:
10863         2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
10864         PR tree-optimization/15784
10865         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
10866         and -1 - A to ~A.
10868 2005-03-04  Ben Elliston  <bje@au.ibm.com>
10870         * gcc.c (option_map): Add --coverage.
10871         (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
10872         (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
10873         * config/darwin.h: Pass -lgcov for `coverage'.
10874         * doc/invoke.texi (Debugging Options): Document --coverage.
10876 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
10878         * gcse.c (bypass_block): Use find_edge wherever possible.
10880 2005-03-03  Daniel Berlin <dberlin@dbrelin.org>
10882         Fix PR debug/20253
10884         * c-opts.c (c_common_parse_file): Call start_source_file
10885         and end_source_file at the approriate times.
10887         * dwarf2out.c (dwarf2out_finish): Don't auto-end
10888         the main file, it will be done for us now.
10890 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
10892         * fold-const.c (fold_ternary): New.
10893         (fold): Call fold_ternary on ternary expressions.  Remove
10894         handling of ternary expressions.
10896 2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
10898         PR tree-optimization/15784
10899         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
10900         and -1 - A to ~A.
10902 2005-03-03  David Edelsohn  <edelsohn@gnu.org>
10904         * config/rs6000/predicates.md (branch_comparison_operator):
10905         Convert from C block to conditional format.
10907 2005-03-03  Jan Hubicka  <jh@suse.cz>
10909         * tree-dfa.c (add_referenced_var): Don't walk initializer of external
10910         and non-constant public variables.
10912 2005-03-03  Kazu Hirata  <kazu@cs.umass.edu>
10914         * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
10915         with LABEL_EXPR.
10917         * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
10918         EDGE_I.
10920         * tree-phinodes.c (remove_phi_node): Clean up by factoring out
10921         calls to release_ssa_name and release_phi_node.
10923         * fold-const.c (fold): Remove handling of unary expressions.
10925         * fold-const.c (fold_unary): Avoid directly using the original
10926         expression t as much as possible.
10928 2005-03-03  Roger Sayle  <roger@eyesopen.com>
10929             Andrew Pinski  <pinskia@physics.uc.edu>
10931         * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
10932         RETURN rtx, and not a LABEL_REF containing a NULL pointer.
10934 2005-03-03  Hans-Peter Nilsson  <hp@axis.com>
10936         Describe special registers SRP and MOF as allocatable registers.
10937         * config/cris/cris.c (cris_md_asm_clobbers): New function.
10938         (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
10939         (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
10940         TARGET_HAS_MUL_INSNS.
10941         (cris_print_operand) <case 'd'>: New case.
10942         <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
10943         * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
10944         define.
10945         (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
10946         (REG_ALLOC_ORDER): Update for MOF.
10947         (enum reg_class): New members MOF_REGS, GENERAL_REGS and
10948         SPECIAL_REGS.
10949         (GENERAL_REGS): No longer a define of ALL_REGS.
10950         (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
10951         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10952         Adjust accordingly.
10953         (CRIS_SPECIAL_REGS_CONTENTS): New macro.
10954         (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
10955         (SECONDARY_RELOAD_CLASS): Define.
10956         (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
10957         (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
10958         (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
10959         (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
10960         (REGISTER_MOVE_COST): Define.
10961         (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
10962         * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
10963         (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
10964         (CRIS_MOF_REGNUM): New define_constants.
10965         ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
10966         special registers.
10967         ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
10968         New patterns.
10969         ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
10970         ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
10971         Adjust for MOF being properly described as a register.
10972         (indir_to_reg_split): Name this split.  Conditionalize on the
10973         destination register being a general register.
10974         (movei): Conditionalize on on operands 0 and 1 having the same
10975         register class.
10977 2005-03-03  Alan Modra  <amodra@bigpond.net.au>
10979         PR target/20277
10980         * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
10981         -mcpu to override any other explicitly given flags.
10983 2005-03-02  J"orn Rennecke <joern.rennecke@st.com>
10985         * recog.c (verify_changes, confirm_change_group): New functions,
10986         broken out of apply_change_group.
10987         (apply_change_group): Use them.
10988         * recog.h (verify_change, confirm_change_group): Declare.
10989         * rtl.h (redirect_jump_2): Declare.
10990         * jump.c (redirect_exp, invert_exp): Delete.
10991         (invert_exp_1): Take second parameter.  Return value.  Changed caller.
10992         (redirect_jump_2): New function, broken out of redirect_jump.
10993         (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
10994         (invert_jump): Use invert_jump_1 and redirect_jump_2.
10995         * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
10997 2005-03-02  Geoffrey Keating  <geoffk@apple.com>
10999         * varasm.c (named_section): Use xstrdup rather than doing it by
11000         hand.
11002         * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
11004 2005-03-02  Devang Patel  <dpatel@apple.com>
11006         Undo PR tree-optimization/18815 fix.
11008 2005-03-02  Devang Patel  <dpatel@apple.com>
11010         PR tree-optimization/18815
11011         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11012         loops with zero exit edges.
11014 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
11016         * cfg.c (connect_src, connect_dest, disconnect_src,
11017         disconnct_dest): New.
11018         (unchecked_make_edge, remove_edge, redirect_edge_succ,
11019         redirect_edge_pred): Use the new functions.
11021         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
11022         free_dominance_info only when needed.
11024 2005-03-02  David Edelsohn  <edelsohn@gnu.org>
11026         PR target/20276
11027         * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
11028         (reg_or_sub_cint64_operand): Same.
11030 2005-03-02  Jeff Law  <law@redhat.com>
11032         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
11033         CFG_ALTERED in the main DOM iteration loop.
11035 2005-03-02  Mark Mitchell  <mark@codesourcery.com>
11037         PR c++/19916
11038         * varasm.c (initializer_constant_valid_p): Allow conversions
11039         between OFFSET_TYPEs.  Tidy.
11041 2005-03-02  Hans-Peter Nilsson  <hp@axis.com>
11043         * config/cris/cris.md ("return"): Remove epilogue delay list
11044         sanity check.
11046 2005-03-02  Daniel Jacobowitz  <dan@codesourcery.com>
11048         * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
11049         for Thumb.
11050         * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
11052 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
11054         * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
11055         loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
11056         config/m68k/m68k.c, config/mips/mips.h,
11057         config/rs6000/rs6000-protos.h, doc/contrib.texi,
11058         doc/include/gcc-common.texi: Update copyright.
11060         PR middle-end/18029 and PR middle-end/18030
11061         * expr.c (optimize_bitfield_assignment_op): Add a special case
11062         to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
11064         * fold-const.c (fold_unary): New.
11065         (fold): Call fold_unary on unary expressions.
11067 2005-03-02  Richard Guenther  <rguenth@gcc.gnu.org>
11069         * cgraph.h (struct cgraph_edge): Add prev_caller and
11070         prev_callee fields.
11071         (cgraph_node_remove_callees): Export.
11072         * cgraph.c (cgraph_create_edge): Initialize prev_caller
11073         and prev_callee.
11074         (cgraph_edge_remove_callee): New function.
11075         (cgraph_edge_remove_caller): Likewise.
11076         (cgraph_remove_edge): Use.
11077         (cgraph_redirect_edge_callee): Likewise.
11078         (cgraph_node_remove_callees): New function.
11079         (cgraph_node_remove_callers): Likewise.
11080         (cgraph_remove_node): Use.
11081         * tree-optimize.c (tree_rest_of_compilation): Use
11082         cgraph_node_remove_callees instead of manual loop.
11083         * cgraphunit.c (cgraph_finalize_function): Likewise.
11084         (cgraph_expand_function): Likewise.
11085         (cgraph_remove_unreachable_nodes): Likewise.
11087 2005-03-02  Joseph S. Myers  <joseph@codesourcery.com>
11089         PR c/8927
11090         * c-tree.h (undeclared_variable, build_external_ref): Add extra
11091         argument.
11092         * c-decl.c (undeclared_variable): Take location as argument.
11093         * c-typeck.c (build_external_ref): Likewise.
11094         * c-parser.c (c_parser_postfix_expression): Pass location of
11095         identifier to build_external_ref.
11097 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
11099         * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
11100         CCEQ mode for branch_positive_comparison_operator test.
11101         * config/rs6000/predicates (branch_comparison_operator): Revert to
11102         define_predicate.
11103         (scc_comparison_operator): Same.
11104         (branch_positive_comparison_operator): Same.
11106 2005-03-01  Hans-Peter Nilsson  <hp@axis.com>
11108         * config/cris/cris.c (cris_eligible_for_epilogue_delay)
11109         (cris_delay_slots_for_epilogue): Remove.
11110         (save_last): Move into cris_target_asm_function_epilogue.
11111         (cris_target_asm_function_epilogue): Remove tests for file being
11112         NULL.
11113         * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
11114         (cris_delay_slots_for_epilogue): Remove prototypes.
11115         * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
11116         (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
11118 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
11120         * config/rs6000/predicates.md (branch_comparison_operator): Change
11121         to define_special_predicate.
11122         (scc_comparison_operator): Same.
11123         (branch_positive_comparison_operator): Same.
11125 2005-03-01  Daniel Berlin <dberlin@dberlin.org>
11127         * Makefile.in (tree-ssa-sink.o): New.
11128         (OBJS-common): Add tree-ssa-sink.o.
11129         * common.opt: Add -ftree-sink
11130         * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
11131         * timevar.def (TV_TREE_SINK): new timevar.
11132         * tree-flow.h (is_hidden_global_store): Prototype.
11133         * tree-optimize.c (init_tree_optimization_passes): Add
11134         pass_sink_code.
11135         * tree-pass.h (pass_sink_code): New.
11136         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
11137         for non-obvious global store store to is_hidden_global_store, and
11138         call that new function.
11139         * tree-ssa-sink.c: New file.
11140         * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
11141         * doc/passes.texi: Document forward store motion.
11142         * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
11143         * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
11144         * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
11145         * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
11147 2005-03-01  Per Bothner  <per@bothner.com>
11149         * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
11150         and we have a non-zero column-number, add it to the message.
11151         Also factor out the diagnostic_kind_text.
11153 2005-03-01  Zdenek Dvorak  <dvorakz@suse.cz>
11155         * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
11156         flow_loop_pre_header_scan, flow_loop_pre_header_find,
11157         flow_loop_scan): Removed.
11158         (flow_loop_dump): Do not dump removed fields.
11159         (flow_loop_free): Do not free removed fields.
11160         (flow_loops_find): Flags argument removed.  Do not call flow_loop_scan.
11161         (loop_exit_edge_p): New function.
11162         * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
11163         num_pre_header_edges, entry_edges, num_entries, exit_edges,
11164         num_exits, exits_doms.
11165         (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11166         LOOP_EDGES, LOOP_ALL): Removed.
11167         (flow_loop_scan): Declaration removed.
11168         (loop_exit_edge_p, mark_loop_exit_edges): Declare.
11169         * cfgloopmanip.c (create_loop_notes): Do not pass flags to
11170         flow_loops_find.
11171         * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
11172         (if_convert): Call flow_loops_find and flow_loops_free
11173         when calling mark_loop_exit_edges.
11174         * cfgloopanal.c (mark_loop_exit_edges): Moved from
11175         ifcvt.c.  Removed the flow_loops_find, flow_loops_free and
11176         free_dominance_info calls.
11177         * loop-init.c (flow_loops_find): Ditto.
11178         * passes.c (rest_of_handle_branch_prob): Ditto.
11179         * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
11180         * loop-unroll.c (analyze_insns_in_loop): Do not use
11181         EDGE_LOOP_EXIT.
11182         * predict.c (predict_loops): Do not call flow_loop_scan.
11183         Use get_loop_exit_edges.
11184         (tree_estimate_probability): Do not pass flags to flow_loops_find.
11185         * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
11186         Do not use EDGE_LOOP_EXIT.
11187         (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
11188         to bb_with_exit_edge_p.
11189         (if_convertible_loop_p): Do not call flow_loop_scan.  Use
11190         loop->single_exit.  Do not use EDGE_LOOP_EXIT.  Pass loop
11191         to bb_with_exit_edge_p.
11192         (combine_blocks): Pass loop to bb_with_exit_edge_p.  Do not use
11193         EDGE_LOOP_EXIT.
11194         * tree-loop-linear.c (linear_transform_loops): Do not call
11195         flow_loop_scan.  Use loop->single_exit.
11196         * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
11197         (vect_analyze_loop_form): Do not call flow_loop_scan.
11198         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
11199         loop->single_exit.
11200         (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
11201         loop->single_exit.
11202         * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
11203         slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11204         slpeel_tree_duplicate_loop_to_edge_cfg,
11205         slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
11206         Use loop_preheader_edge and loop->single_exit.  Do not call
11207         flow_loop_scan.
11209 2005-03-01  Nick Clifton  <nickc@redhat.com>
11211         * config/arm/arm.c (thumb_find_work_register): Check all of the
11212         argument registers to see if they are free, and a couple of
11213         special cases where the last argument register but can be proved
11214         to be available during the function's prologue.
11215         (print_multi_reg, arm_compute_save_reg0_reg12_mask,
11216         output_return_instruction, emit_multi_reg_push, thumb_pushpop,
11217         thumb_unexpanded_epilogue): Use unsigned long as the type for the
11218         register bit-mask.
11219         (thumb_compute_save_reg_mask): Likewise.  Also use
11220         thumb_find_work_register() to ensure that there is agreement about
11221         which work register is going to be used in the prologue.
11222         (thumb_output_function_prologue): Use unsigned long as the type
11223         for the register bit-mask.  Also delay pushing the link register if
11224         other high registers are going to be pushed.
11225         (thumb_compute_save_reg_mask, emit_multi_reg_push,
11226         print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
11227         redundant prototypes.
11229 2005-02-28  John David Anglin  <dave.anglin#nrc-cnrc.gc.ca>
11231         PR target/19819
11232         * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
11233         and after reload in REG+REG indexed addresses without REG_POINTER
11234         set in the base and not set in the index.
11236 2005-02-28  Kaz Kojima  <kkojima@gcc.gnu.org>
11238         * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
11239         Don't undefine here.
11240         (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
11241         (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
11242         (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11243         (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
11244         LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
11245         Delete.
11246         * config.gcc (sh*-*-linux*): Use config/linux.h.
11248 2005-02-28  Dale Johannesen  <dalej@apple.com>
11249             Stan Shebs  <shebs@apple.com>
11251         Rewrite of 64-bit Darwin structure-by-value pass/return.
11252         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
11253         intoffset, use_stack, named.
11254         * config/rs6000/rs6000.c (rs6000_darwin64_function_arg):  Remove.
11255         (rs6000_darwin64_record_arg_advance_flush):  New.
11256         (rs6000_darwin64_record_arg_advance_recurse): New.
11257         (rs6000_darwin64_record_arg_flush):  New.
11258         (rs6000_darwin64_record_arg_recurse):  New.
11259         (rs6000_darwin64_record_arg):  New.
11260         (rs6000_return_in_memory):  Remove AGGREGATE_TYPE_P check.
11261         (function_arg_boundary):  Handle 128-bit aligned structs.
11262         (function_arg_advance):  Rewrite darwin64 struct handling.
11263         (function_arg):  Call rs6000_darwin64_record_arg.
11264         (function_arg_partial_nregs):  Handle darwin64 structs.
11265         (rs6000_darwin64_function_value):  Remove.
11266         (rs6000_function_value):  Call rs6000_darwin64_record_arg.
11268 2005-02-28  Roger Sayle  <roger@eyesopen.com>
11270         PR tree-optimization/20216
11271         * tree-chrec.c (tree_fold_factorial): Delete.
11272         (tree_fold_binomial): Change argument list to take a return type
11273         and change the type of K to unsigned int.  Rewrite to avoid explicit
11274         evaluation of factorials, and (recursively) calling fold to perform
11275         compile-time arithmetic.  Return NULL on (internal) overflow.
11276         (chrec_evaluate): Change type of K to an unsigned int.  Avoid
11277         calling tree_fold_binomial unnecessarily.  Return chrec_dont_know
11278         if any intermediate calculation overflows.
11279         (chrec_apply): Update call to chrec_evaluate.
11281 2005-02-28  James E Wilson  <wilson@specifixinc.com>
11283         * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
11285 2005-02-28  Joseph S. Myers  <joseph@codesourcery.com>
11287         PR c/20245
11288         * c-parser.c (c_parser_compound_statement): Return error_mark_node
11289         instead of NULL_TREE on error.
11291 2005-02-28  David Edelsohn  <edelsohn@gnu.org>
11293         * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
11294         (EASY_VECTOR_15_ADD_SELF): Remove.
11295         (num_insns_constant_wide): Not static.
11296         (validate_condition_mode): Not static.
11297         (toc_relative_expr_p): Not static.
11298         (legitimate_indirect_address_p): Not static.
11299         (macho_lo_sum_memory_operand): Not static.
11300         (invalid_e500_subreg): Not static.
11301         (easy_vector_same): Not static.
11302         (easy_vector_splat_const): Not static.
11303         (RS6000_SYMBOL_REF_TLS_P): Remove.
11304         (any_operand): Delete.
11305         (any_parallel_operand): Delete.
11306         (count_register_operand): Delete.
11307         (altivec_register_operand): Delete.
11308         (xer_operand): Delete.
11309         (s8bit_cint_operand): Delete.
11310         (short_cint_operand): Delete.
11311         (u_short_cint_operand): Delete.
11312         (non_short_cint_operand): Delete.
11313         (exact_log2_cint_operand): Delete.
11314         (gpc_reg_operand): Delete.
11315         (cc_reg_operand): Delete.
11316         (cc_reg_not_cr0_operand): Delete.
11317         (reg_or_short_operand): Delete.
11318         (reg_or_neg_short_operand): Delete.
11319         (reg_or_aligned_short_operand): Delete.
11320         (reg_or_u_short_operand): Delete.
11321         (reg_or_cint_operand): Delete.
11322         (reg_or_arith_cint_operand): Delete.
11323         (reg_or_add_cint64_operand): Delete.
11324         (reg_or_sub_cint64_operand): Delete.
11325         (reg_or_logical_cint_operand): Delete.
11326         (got_operand): Delete.
11327         (got_no_const_operand): Delete.
11328         (easy_fp_constant): Delete.
11329         (easy_vector_constant): Delete.
11330         (easy_vector_constant_add_self): Delete.
11331         (zero_constant): Delete.
11332         (zero_fp_constant): Delete.
11333         (volatile_mem_operand): Delete.
11334         (offsettable_mem_operand): Delete.
11335         (mem_or_easy_const_operand): Delete.
11336         (add_operand): Delete.
11337         (non_add_cint_operand): Delete.
11338         (logical_operand): Delete.
11339         (non_logical_cint_operand): Delete.
11340         (mask_operand): Delete.
11341         (mask_operand_wrap): Delete.
11342         (mask64_operand): Delete.
11343         (mask64_2_operand): Delete.
11344         (and64_operand): Delete.
11345         (and64_2_operand): Delete.
11346         (and_operand): Delete.
11347         (reg_or_mem_operand): Delete.
11348         (lwa_operand): Delete.
11349         (symbol_ref_operand): Delete.
11350         (call_operand): Delete.
11351         (current_file_function_operand): Delete.
11352         (input_operand): Delete.
11353         (rs6000_nonimmediate_operand): Delete.
11354         (rs6000_tls_symbol_ref): Delete.
11355         (save_world_operation): Delete.
11356         (restore_world_operation): Delete.
11357         (load_multiple_operation): Delete.
11358         (store_multiple_operation): Delete.
11359         (vrsave_operation): Delete.
11360         (mfcr_operation): Delete.
11361         (mtcrf_operation): Delete.
11362         (lmw_operation): Delete.
11363         (stmw_operation): Delete.
11364         (branch_comparison_operator): Delete.
11365         (branch_positive_comparison_operator): Delete.
11366         (scc_comparison_operator): Delete.
11367         (trap_comparison_operator): Delete.
11368         (boolean_operator): Delete.
11369         (boolean_or_operator): Delete.
11370         (min_max_operator): Delete.
11371         * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
11372         (EASY_VECTOR_15): Moved to here.
11373         (EASY_VECTOR_15_ADD_SELF): Move to here.
11374         (PREDICATE_CODES): Delete.
11375         * config/rs6000/rs6000-protos.h: Delete predicate functions.
11376         Declare functions no longer static.
11377         * config/rs6000/predicates.md: New.
11378         * config/rs6000/rs6000.md: Include predicates.md
11380 2005-02-28  Kazu Hirata  <kazu@cs.umass.edu>
11382         * calls.c (emit_call_1): Don't use  REG_ALWAYS_RETURN.
11383         (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
11384         REG_ALWAYS_RETURN.
11385         * cfgrtl.c (need_fake_edge_p): Likewise.
11386         * combine.c (distribute_notes): Likewise.
11387         * emit-rtl.c (try_split): Likewise.
11388         * recog.c (peephole2_opimize): Likewise.
11389         * reg-notes.def (ALWAYS_RETURN): Remove.
11390         * rtl.h (LCT_ALWAYS_RETURN): Remove.
11391         * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
11392         * tree.h (ECF_ALWAYS_RETURN): Remove.
11394 2005-02-28  Roger Sayle  <roger@eyesopen.com>
11396         PR middle-end/19874
11397         * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
11398         between different machine modes is never a "useless" conversion.
11400 2005-02-28  Geert Bosch  <bosch@gnat.com>
11402         PR ada/15977
11403         * doc/contrib.texi: List contributors for Ada front end
11405 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11407         * simplify-rtx.c (simplify_unary_operation_1,
11408         simplify_const_unary_operation): New, extracted from...
11409         (simplify_unary_operation): ... this one.
11410         (simplify_binary_operation_1,
11411         simplify_const_binary_operation): New, extracted from...
11412         (simplify_binary_operation): ... this one.
11413         * rtl.h (simplify_const_unary_operation,
11414         simplify_const_binary_operation): Add prototypes.
11416 2005-02-28  Julian Brown  <julian@codesourcery.com>
11418         * config/elfos.h: Revert my patch from 2005-02-25 since it broke
11419         building libjava and caused PR regression/20228.
11421 2005-02-28  Paolo Bonzini  <bonzini@gnu.org>
11423         PR bootstrap/17383
11424         * Makefile.in (host_subdir): New.
11425         (build_objdir): New.  Replace ../$(build_subdir) with it throughout.
11426         * configure: Regenerate.
11428 2005-02-27  Zack Weinberg  <zack@codesourcery.com>
11430         * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
11431         * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
11432         installation directory first.
11434 2005-02-28  Hans-Peter Nilsson  <hp@axis.com>
11436         PR target/19065.
11437         * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
11438         not including (reg). Do not check for reg being CRIS_PC_REGNUM.
11439         (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
11440         * config/cris/cris.md: Tweak comments referring to Q.
11441         ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
11442         ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
11443         ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
11444         ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
11445         ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
11446         Insert spaces in constraints to align alternatives vertically for
11447         readability.
11448         ("cmphi"): Ditto.  Add separate alternative for operand 0 "r",
11449         operand 1: "M".
11451 2005-02-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11453         PR rtl-optimization/17728
11454         * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
11455         operand 0 from general_operand to move_dest_operand.
11457 2005-02-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11459         * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
11460         instead of trying to save and restore TREE_SYMBOL_REFERENCED.
11461         * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
11462         (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
11464 2005-02-26  Nathanael Nerode  <neroden@gcc.gnu.org>
11466         * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
11467         * configure: Regenerate.
11468         * libada-mk.in: Remove CC; rename
11469         cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
11471 2005-02-26  Andrew Pinski  <pinskia@physics.uc.edu>
11473         PR tree-opt/20188
11474         * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
11475         for the lhs, also walk over the tree.  Likewise for rhs.
11477 2005-02-26  Zdenek Dvorak  <dvorakz@suse.cz>
11479         * tree-ssa-dom.c (simple_iv_increment_p): New function.
11480         (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
11481         Do not propagate value of iv before increment over the increment.
11483 2005-02-25  Joseph S. Myers  <joseph@codesourcery.com>
11485         * c-parser.c: New file.
11486         * c-parse.in: Remove.
11487         * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
11488         Remove.
11489         (c-parser.o): Add dependencies.
11490         (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
11491         maintainer-clean, TAGS): Update.
11492         * c-config-lang.in (gtfiles): Update.
11493         * gengtype-lex.l: Don't handle "@@".
11494         * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
11495         objc_build_synchronized, objc_begin_try_stmt,
11496         objc_begin_catch_clause, objc_finish_catch_clause,
11497         objc_build_finally_clause, objc_finish_try_stmt): New.
11498         * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
11499         type_seen_p.
11500         (c_parse_init): Update comment.
11501         * c-decl.c (c_init_decl_processing): Update comment.
11502         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
11503         declspecs_add_scspec, declspecs_add_attrs): Initialize and update
11504         new c_declspecs members.
11506 2005-02-25  Julian Brown  <julian@codesourcery.com>
11508         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11509         from being used for symbols with vague linkage when
11510         HAVE_GAS_COMDAT_GROUP is true.
11512 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
11514         * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
11516 2005-02-25  Steve Ellcey  <sje@cup.hp.com>
11518         PR target/19930
11519         * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
11520         (LIBGCC2_HAS_DF_MODE): New.
11521         (LIBGCC2_HAS_XF_MODE): New.
11522         (LIBGCC2_HAS_TF_MODE): New.
11523         * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11524         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11525         * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11526         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11527         (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
11528         * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
11529         and add _fixtfdi, _fixunstfdi, _floatditf
11530         * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
11531         L_fixunstfdi, L_floatditf.
11532         * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
11533         (LIBGCC2_HAS_TF_MODE): Define.
11535 2005-02-25  Diego Novillo  <dnovillo@redhat.com>
11537         PR tree-optimization/20204
11538         * tree-into-ssa.c (insert_phi_nodes_for): Do not use
11539         REWRITE_THIS_STMT markers on PHI nodes.
11540         (rewrite_initialize_block): Likewise.
11542 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
11544         * version.c (version_string): Update to 4.1.
11546 2005-02-25  Paolo Carlini  <pcarlini@suse.de>
11548         * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
11549         Clarify that the alternative way doesn't work in GNU C++.
11551 2005-02-25  Zdenek Dvorak  <dvorakz@suse.cz>
11553         PR tree-optimization/19937
11554         * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
11555         to the type of the induction variable.
11557 2005-02-25  Kaz Kojima  <kkojima@gcc.gnu.org>
11559         PR rtl-optimization/20117
11560         * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
11561         the block including noncopyable insn.
11563 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
11565         * cse.c (delete_trivially_dead_insns): Speed up by minimizing
11566         calls to find_reg_note.
11568 2005-02-24  Richard Henderson  <rth@redhat.com>
11570         PR tree-opt/20127
11571         * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
11572         the type.
11574 2005-02-24  Fariborz Jahanian <fjahanian@apple.com>
11576         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
11577         vector types if to use base reg for misaligned non-word ld/std.
11579 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
11581         PR target/14619
11582         * config/cris/cris.c (cris_target_asm_function_prologue): Create
11583         dwarf2 label manually and put it after, not before the prologue.
11585 2005-02-24  David Edelsohn  <edelsohn@gnu.org>
11587         PR target/19019
11588         * reload.c (operands_match_p): Only increment register number for
11589         SCALAR_INT_MODE_P modes in multiple hard registers.
11591         * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
11592         Fix formatting.
11594 2005-02-24  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
11596         * ChangeLog.5: Fix log message typo(s).
11597         * ChangeLog.7: Likewise.
11598         * ChangeLog.tree-ssa: Likewise.
11599         * cfgexpand.c: Fix comment typo(s).
11600         * conflict.c: Likewise.
11601         * defaults.h: Likewise.
11602         * dwarf2out.c: Likewise.
11603         * gcse.c: Likewise.
11604         * ggc-page.c: Likewise.
11605         * tree-eh.c: Likewise.
11606         * tree-ssa-dom.c: Likewise.
11608 2005-02-24  Jakub Jelinek  <jakub@redhat.com>
11610         PR target/19019
11611         * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
11612         * config/rs6000/darwin-ldouble.c: Only use the .symver directives
11613         if SHARED is defined.
11615         PR target/20196
11616         * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
11617         allow splitting only if operands 0 and 3 don't overlap.
11619 2005-02-24  Richard Henderson  <rth@redhat.com>
11621         PR middle-end/19953
11622         * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
11623         (fold_builtin_1): Call them.
11624         * fold-const.c (fold_complex_mult_parts): Split out from ...
11625         (fold_complex_mult): ... here.  Fix typo in both imaginary case.
11626         (fold_complex_div_parts, fold_complex_div): New.
11627         (fold): Use them.
11628         * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
11630 2005-02-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
11632         * tree-ssa-ccp.c (visit_assignment): Verify that result of
11633         VIEW_CONVERT_EXPR is_gimple_min_invariant.
11635         * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
11636         (print_node): Likewise.
11637         Print TYPE_SIZES_GIMPLIFIED.
11639 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
11641         * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
11642         ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
11643         operands as commutative in constraints.
11645 2005-02-24  Diego Novillo  <dnovillo@redhat.com>
11647         * tree-into-ssa.c: Re-organize internal functions.
11649 2005-02-24  Richard Henderson  <rth@redhat.com>
11651         PR middle-end/18902
11652         * c-opts.c (c_common_post_options): Set flag_complex_method to 2
11653         for c99.
11654         * common.opt (fcx-limited-range): New.
11655         * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
11656         * toplev.c (flag_complex_method): Initialize to 1.
11657         (process_options): Set flag_complex_method to 0 if
11658         flag_cx_limited_range.
11659         * doc/invoke.texi (-fcx-limited-range): New.
11661 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
11663         * cse.c (delete_trivially_dead_insns): Speed up by using
11664         NEXT_INSN and PREV_INSN directly instead of next_real_insn and
11665         prev_real_insn.
11667 2005-02-24  Andrea Tarani  <andrea.tarani@gilbarco.com>
11669         * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
11670         functions when -mid-shared-library is being used.
11672 2005-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
11674         * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
11675         (LINK_LIBGCC_SPECIAL_1): Don't mention it.
11676         * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
11677         * system.h: Poison LINK_LIBGCC_SPECIAL.
11679 2005-02-23  James E Wilson  <wilson@specifixinc.com>
11681         * gengtype.c (note_insn_name): Make 1 element larger.
11683 2005-02-23  Roger Sayle  <roger@eyesopen.com>
11685         PR target/20018
11686         PR rtl-optimization/20097
11687         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11688         BImode SUBREGs of SImode registers which confuse the ia64 backend.
11690 2005-02-23  David Edelsohn  <edelsohn@gnu.org>
11692         * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
11693         * t-aix52 (SHLIB_INSTALL): Same.
11695 2005-02-23  Kazu Hirata  <kazu@cs.umass.edu>
11697         * genpreds.c: Update copyright.
11699 2005-02-23  Michael Beach  <michaelb@ieee.org>
11701         PR target/20159
11702         * config/sparc/t-elf (startup files): Assemble with CPP.
11704 2005-02-23  Paolo Bonzini  <bonzini@gnu.org>
11706         * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
11707         (write_predicate_expr): Likewise.
11709 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
11711         PR tree-optimization/20100
11712         PR tree-optimization/20115
11713         * tree-optimize.c (init_tree_optimization_passes): Remove
11714         pass_maybe_create_global_var.
11715         * tree-pass.h (pass_maybe_create_global_var): Remove.
11716         * tree-ssa-alias.c (aliases_computed_p): Declare.
11717         (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
11718         (count_calls_and_maybe_create_global_var): Remove.
11719         (pass_maybe_create_global_var): Remove.
11720         (init_alias_info): Do not declare aliases_computed_p.
11721         (maybe_create_global_var): If the function contains no
11722         call-clobbered variables and a mix of pure/const and regular
11723         function calls, create .GLOBAL_VAR.
11724         Mark all call-clobbered variables for renaming.
11725         (merge_pointed_to_info): Update comment.
11726         (add_pointed_to_var): Likewise.
11727         (is_escape_site): Likewise.
11728         Accept struct alias_info * instead of size_t *.
11729         Update all users.
11730         Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
11731         as necessary.
11732         * tree-ssa-operands.c (get_call_expr_operands): If
11733         ALIASES_COMPUTED_P is false, do not add call-clobbering
11734         operands.
11735         * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
11736         (delete_tree_ssa): Likewise.
11738 2005-02-22  James E Wilson  <wilson@specifixinc.com>
11740         * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
11741         (do_compile): Do call it here.
11743 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
11745         PR rtl-optimization/20017.
11746         * passes.c (rest_of_handle_combine, rest_of_handle_cse,
11747         rest_of_handle_cse2, rest_of_handle_gcse): Call
11748         delete_dead_jumptables immediately before calling cleanup_cfg.
11750 2005-02-22  Devang Patel  <dpatel@apple.com>
11752         PR 19952
11753         * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
11754         all labels
11756 2005-02-22  David Edelsohn  <edelsohn@gnu.org>
11758         * config/rs6000/aix.h (WINT_TYPE): Define.
11760 2005-02-22  Stan Shebs  <shebs@apple.com>
11762         * config/rs6000/rs6000.c (rs6000_override_options): Default to
11763         natural alignment for 64-bit Darwin.
11764         (rs6000_parse_alignment_option): Warn about uses of -malign-power
11765         on 64-bit Darwin.
11766         * doc/invoke.texi: Document this.
11768 2005-02-22  DJ Delorie  <dj@redhat.com>
11770         * c-common.c (c_common_type_for_mode): Pass the mode's precision
11771         to make_[un]signed_type, not the mode itself.
11773 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
11775         * cfg.c (cached_make_edge): Call make_edge if edge cache is
11776         not available.  Use tail calls wherever possible.
11777         (make_edge): Call unchecked_make_edge to create an edge.
11779         * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
11780         (coalesce_ssa_name): Don't check for
11781         SSANORM_USE_COALESCE_LIST.
11782         (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
11784 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
11786         * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
11787         (rewrite_into_ssa): ... here.
11789 2005-02-21  Alexandre Oliva  <aoliva@redhat.com>
11791         PR tree-optimization/19786
11792         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
11793         tag to another's may-alias bitmap when adding to the other's list.
11795 2005-02-21  DJ Delorie  <dj@redhat.com>
11797         * tree-ssa-loop-ivopts.c (computation_cost): Start register
11798         numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
11799         registers in unsupported ways.
11800         * expmed.c (init_expmed): Likewise.
11802 2005-02-21  Stan Cox  <scox@redhat.com>
11804         * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
11806 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
11808         * tree-cfg.c (fold_cond_expr_cond): New.
11809         (make_edges): Call fold_cond_expr_cond.
11810         (find_taken_edge): Accept nothing but INTEGER_CST.
11811         (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
11812         and 1.
11813         (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
11815         * flow.c (delete_dead_jumptables): Speed up by scanning insns
11816         that do not belong to any basic block.
11818 2005-02-21  Jeff Law  <law@redhat.com>
11820         * cfganal.c (find_unreachable_blocks): Manually CSE load of
11821         e->dest.
11823 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
11825         * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
11826         (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
11827         Adjust their definitions.
11828         (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
11829         (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
11831         * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
11832         genautomata.c, langhooks.c, langhooks.h, system.h,
11833         config/arm/lib1funcs.asm: Update copyright.
11835 2005-02-21  Ulrich Weigand  <uweigand@de.ibm.com>
11837         * dbxout.c (dbxout_function_end): Emit Lscope label always.
11839 2005-02-21  Richard Guenther  <rguenth@gcc.gnu.org>
11841         PR bootstrap/13770
11842         * doc/install.texi: Document --with-gc.
11844 2005-02-21  Paolo Bonzini  <bonzini@gnu.org>
11846         * simplify-rtx.c (simplify_unary_operation): Add a missing
11847         "break" statement.
11849 2005-02-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
11851         PR tree-optimization/18663
11852         * tree-ssa-dom.c (extract_range_from_cond): Return 0
11853         if the type has variable bounds.
11855 2005-02-20  Kazu Hirata  <kazu@cs.umass.edu>
11857         * gcse.c: Remove an obsolete comment.
11859         * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
11861 2005-02-20  Hans-Peter Nilsson  <hp@axis.com>
11863         * doc/extend.texi (Function Attributes) <Attribute const>: The
11864         attribute "pure" is below this text, not above.
11866 2005-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11868         * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
11869         (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
11870         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
11872 2005-02-20  Zack Weinberg  <zack@codesourcery.com>
11874         PR 18785
11875         * langhooks.h (struct lang_hooks): Add to_target_charset.
11876         * langhooks.c (lhd_to_target_charset): New function.
11877         * langhooks-def.h: Declare lhd_to_target_charset.
11878         (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
11879         (LANG_HOOKS_INITIALIZER): Update.
11880         * c-common.c (c_common_to_target_charset): New function.
11881         * c-common.h: Declare it.
11882         * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
11883         c_common_to_target_charset.
11885         * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
11886         (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
11887         Delete definitions.
11888         * system.h: Poison them.
11889         * doc/tm.texi: Don't discuss them.
11890         * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
11891         * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
11892         (pp_c_char): Do not attempt to generate letter escapes for
11893         newline, tab, etc.
11894         * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
11895         * config/mips/mips.c (mips_output_ascii): Likewise.
11897 2005-02-20  Dorit Naishlos  <dorit@il.ibm.com>
11899         PR tree-optimization/19951
11900         * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
11901         is abnormal.
11903 2005-02-19  Steven Bosscher  <stevenb@suse.de>
11905         PR middle-end/19698
11906         * function.h (struct function): New field `max_loop_depth'.
11907         * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
11908         (flow_loops_find): Reset the max loop depth count before finding loops.
11909         * flow.c (MAX_LIVENESS_ROUNDS): New constant.
11910         (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
11911         (calculate_global_regs_live): Make sure the loop will terminate
11912         when the initial sets are not empty.
11914 2005-02-19  Zack Weinberg  <zack@codesourcery.com>
11916         * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
11917         object inside.
11918         * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
11920 2005-02-19  Richard Sandiford  <rsandifo@redhat.com>
11922         PR other/19525
11923         * doc/invoke.texi: Remove documentation of %M spec.
11924         * gcc.c: Likewise.
11925         (init_spec): Remove %M suffix from -lgcc_s.
11926         (do_spec_1): Remove 'M' case.
11927         * mklibgcc.in: Remove SHLIB_MULTILIB handling.  Expect SHLIB_LINK
11928         to put shared libraries in the multilib directory.  Remove the
11929         shlib_so_soname substitution variable.  Don't add a multilib encoding
11930         to shlib_base_name.  Set shlib_slibdir_qual to the full pathname
11931         reported by -print-multi-os-directory.  Pass @multilib_dir@ to
11932         SHLIB_INSTALL as well as SHLIB_LINK.
11933         * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
11934         (SHLIB_NAME): Delete.
11935         (SHLIB_DIR): New macro.
11936         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
11937         (SHLIB_INSTALL): Adjust accordingly.
11938         * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
11939         * config/t-slibgcc-sld: Likewise.
11940         * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
11941         (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
11942         (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
11943         in $(SHLIB_DIR).
11944         (SHLIBUNWIND_INSTALL): Adjust accordingly.
11945         * config/i386/t-nwld (SHLIB_SONAME): Delete.
11946         (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
11947         Use @shlib_base_name@ instead of @shlib_so_name@.
11948         * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
11949         and @shlib_base_name@.so in @multilib_dir@.
11950         (SHLIB_INSTALL): Adjust accordingly.  Add @shlib_slibdir_qual@
11951         to the install path.
11952         * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
11953         (SHLIB_LINK): Remove previous workaround.
11954         * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
11955         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
11956         (SHLIB_INSTALL): Adjust accordingly.  Add $(SHLIB_SLIBDIR_QUAL) to
11957         the install path.
11958         * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
11959         @multilib_dir@.  Use @multilib_dir@ to check for threading libraries.
11960         (SHLIB_INSTALL): Adjust accordingly.
11961         (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
11962         * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
11963         * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
11964         config/t-slibgcc-elf-ver.
11966 2005-02-19  Zdenek Dvorak  <dvorakz@suse.cz>
11967             Jakub Jelinek  <jakub@redhat.com>
11969         PR tree-optimization/19828
11970         * tree-ssa-loop-im.c: Add a TODO comment.
11971         (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
11972         without side-effects.
11974 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
11976         * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
11977         call fold_convert.
11979 2005-02-18  James E. Wilson  <wilson@specifixinc.com>
11981         * doc/invoke.texi (IA-64 Options): Delete -mb-step.
11982         * config/ia64/ia64.c (last_group, group_idx): Delete variables.
11983         (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
11984         functions.
11985         (ia64_reorg): Delete fixup_errata call.
11986         * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
11987         (TARGET_SWITCHES): Delete -mb-step entry.
11989 2005-02-19  Jakub Jelinek  <jakub@redhat.com>
11991         PR c/20043
11992         * c-typeck.c (composite_type): Handle quals in transparent unions.
11993         (type_lists_compatible_p): Likewise.
11995 2005-02-18  Stan Shebs  <shebs@apple.com>
11997         * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
11998         expressions in the .literal8 section.
12000 2005-02-18  Geoffrey Keating  <geoffk@apple.com>
12002         * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
12004 2005-02-18  Roger Sayle  <roger@eyesopen.com>
12006         * fold-const.c (constant_boolean_node): Always create values of the
12007         specified type, don't bother calling truthvalue_conversion.
12009 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
12011         * except.c (output_function_exception_table): Call
12012         assemble_external_libcall (eh_personality_libfunc).
12014 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
12016         PR target/19886
12017         * config/ia64/ia64.h (struct machine_function): Add state_num.
12018         * config/ia64/ia64.c (process_epilogue,
12019         process_for_unwind_directive): Use new unwind state numbers each
12020         time rather than state 1.
12022 2005-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
12024         PR target/20054
12025         * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
12026         before the "*llgt_didi" pattern.
12028 2005-02-18  Jason Merrill  <jason@redhat.com>
12030         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
12032 2005-02-18  Richard Earnshaw  <rearnsha@arm.com>
12034         * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
12035         (div0): Use it in place of ARM_FUNC_ALIAS.
12036         (lshrdi3, ashrdi3, ashlrdi3): Likewise.
12038 2005-02-18  Andrew Pinski  <pinskia@physics.uc.edu>
12040         PR middle-end/20030
12041         * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
12042         access, the lower bound of the array type if it exists.
12044 2005-02-18  Alexandre Oliva  <aoliva@redhat.com>
12046         PR c++/20008
12047         * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
12048         cases that are out-of-range for the index type.
12050 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
12052         * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
12053         (estimate_case_costs): Don't call convert.
12054         * expmed.c (expand_shift): Likewise.
12055         (make_tree): Call fold_convert instead of convert.
12057 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
12059         PR c++/19813
12060         * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
12061         that ref to be marked MEM_READONLY_P doesn't have base that needs
12062         constructing.
12064 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
12066         * genautomata.c (output_get_cpu_unit_code_func,
12067         output_cpu_unit_reservation_p): Don't generate old-style function
12068         definitions.
12070 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
12072         PR c++/20023
12073         PR tree-optimization/20009
12074         * convert.c (convert_to_integer): Revert 2005-02-16 change.
12076         PR tree-optimization/18947
12077         * cgraphunit.c (cgraph_finalize_function): When redefining an extern
12078         inline, remove all nodes that are inlined into the extern inline
12079         being redefined.
12081 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
12083         * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
12084         loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
12085         tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
12086         config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
12087         Update copyright.
12089 2005-02-17  Roger Sayle  <roger@eyesopen.com>
12091         PR tree-optimization/19917
12092         * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
12093         to be potentially trapping.
12095 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
12097         * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
12099 2005-02-17  Andreas Krebbel  <krebbel1@de.ibm.com>
12101         * builtins.c (expand_builtin_return_addr): Remove tem parameter.
12102         tem becomes a local variable which is set to the value of the
12103         back end defined INITIAL_FRAME_ADDRESS macro.
12104         (expand_builtin_frame_address): Omit the base parameter to
12105         expand_builtin_return_addr.
12106         (expand_builtin_profile_func): Likewise.
12107         * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
12108         (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
12109         * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
12111 2005-02-17  Jakub Jelinek  <jakub@redhat.com>
12113         * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
12114         s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
12115         * config/frv/frv.c (frv_function_epilogue): Likewise.
12117 2005-02-17  Daniel Berlin  <dberlin@dberlin.org>
12119         * lambda-code (perfect_nestify): Remove mark/unmark
12120         for rewriting hack.
12121         * tree-loop-linear.c (linear_transform_loops): Add
12122         rewrite_into_ssa call so that ssa is correct for
12123         rewriting into loop closed.
12125 2005-02-17  Nathan Sidwell  <nathan@codesourcery.com>
12127         * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
12128         * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
12129         BITMAP_FREE.
12130         * bt-load.c (btr_def_live_range, combine_btr_defs,
12131         migrate_btr_def, migrate_btr_defs): Likewise.
12132         * cfgcleanup.c (thread_jump): Likewise.
12133         * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
12134         * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
12135         df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
12136         df_rd_local_compute, df_reg_info_compute): Likewise.
12137         * dominance.c (init_dom_info, free_dom_info): Likewise.
12138         * flow.c (init_propagate_block_info,
12139         free_propagate_block_info): Likewise.
12140         * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
12141         * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
12142         modify_reg_pav): Likewise.
12143         * loop-invariant.c (find_defs, find_invariant_insn,
12144         find_invariants, free_inv_motion_data): Likewise.
12145         * predict.c (tree_predict_by_opcode,
12146         estimate_bb_frequencies): Likewise.
12147         * stmt.c (expand_case): Likewise.
12148         * tree-cfg.c (tree_duplicate_sese_region): Likewise.
12149         * tree-dfa.c (mark_new_vars_to_rename): Likewise.
12150         * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
12151         * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
12152         get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
12153         rewrite_ssa_into_ssa): Likewise.
12154         * tree-optimize.c (tree_rest_of_compilation): Likewise.
12155         * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
12156         analyze_edges_for_bb, perform_edge_inserts): Likewise.
12157         * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
12158         * tree-sra.c (tree_sra): Likewise.
12159         * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
12160         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12161         * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
12162         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12163         * tree-ssa-dse.c (tree_ssa_dse): Likewise.
12164         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
12165         Likewise.
12166         * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
12167         calculate_live_on_entry, calculate_live_on_exit,
12168         build_tree_conflict_graph): Likewise.
12169         * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
12170         record_important_candidates, set_use_iv_cost, find_depends,
12171         determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
12172         tree_ssa_iv_optimize_finalize): Likewise.
12173         * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
12174         find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
12175         tree_duplicate_loop_to_header_edge): Likewise.
12176         * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
12177         * tree-ssa.c (verify_flow_insensitive_alias_info,
12178         verify_name_tags, verify_ssa, init_tree_ssa,
12179         delete_tree_ssa): Likewise.
12180         * tree-ssanames.c (marked_ssa_names, init_ssanames,
12181         fini_ssanames): Likewise.
12182         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
12184 2005-02-17  Ralf Corsepius  <ralf.corsepius@rtems.org>
12186         * config/rs6000/t-rtems: Completely reworked.
12188 2005-02-17  Ira Rosen  <irar@il.ibm.com>
12190         * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
12192 2005-02-17  Ira Rosen  <irar@il.ibm.com>
12194         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
12195         POINTER_TYPE_P when checking that type is a pointer.
12196         (vect_get_memtag): Remove.
12197         (vect_address_analysis): Use POINTER_TYPE_P. Call
12198         vect_object_analysis with dummy parameter for memtag.
12199         (vect_object_analysis): Extract memtag (functionality that
12200         used to be in vect_get_memtag and moved here). Fix printings.
12201         (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
12202         with correct parameters. Remove call to vect_get_memtag.
12204 2005-02-17  Dorit Naishlos  <dorit@il.ibm.com>
12206         * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
12207         (tree-vectorizer.o): Added missing dependencies.
12209         * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
12210         decleration.
12211         (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
12212         declaration in tree-vectorizer.c, now has an extern declaration in
12213         tree-vectorizer.h).
12214         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12215         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12216         get_vectype_for_scalar_type, vect_is_simple_use,
12217         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12218         vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
12219         new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
12220         vectorizable_store, vectorizable_operation, vectorizable_assignment,
12221         vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
12222         find_loop_location): Likewise.
12224         * tree-vectorizer.c (langhooks.h): #include removed.
12225         (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
12226         moved to tree-vectorized.h.
12227         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12228         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12229         get_vectype_for_scalar_type, vect_is_simple_use,
12230         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12231         vect_supportable_dr_alignment, new_loop_vec_info,
12232         destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
12233         vect_set_verbosity_level, find_loop_location): Likewise.
12235         (vect_analyze_loop): Function externalized. Declaration moved to
12236         tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
12237         (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
12238         (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
12239         vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
12240         vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
12241         vect_enhance_data_refs_alignment, vect_analyze_operations,
12242         exist_non_indexing_operands_for_use_p, vect_mark_relevant,
12243         vect_stmt_relevant_p, vect_get_loop_niters,
12244         vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
12245         vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
12246         vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
12247         vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
12248         vect_get_memtag): Likewise.
12250         (vectorizable_load): Function externalized. Declaration moved to
12251         tree-vectorized.h. Function definition moved to tree-vect-transform.c.
12252         (vectorizable_store, vectorizable_operation, vectorizable_assignment,
12253         vect_transform_loop): Likewise.
12254         (vect_transform_stmt): Moved to tree-vect-transform.c.
12255         (vect_align_data_ref, vect_create_destination_var,
12256         vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
12257         vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
12258         vect_get_vec_def_for_operand, vect_init_vector,
12259         vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
12260         vect_build_loop_niters, vect_update_ivs_after_vectorizer,
12261         vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
12262         vect_update_inits_of_drs, vect_do_peeling_for_alignment,
12263         vect_do_peeling_for_loop_bound): Likewise.
12265         * tree-vect-analyze.c: New file.
12266         * tree-vect-transform.c: New file.
12268 2005-02-17  Jason Merrill  <jason@redhat.com>
12270         PR mudflap/19319, c++/19317
12271         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
12272         slot explicit.
12274 2005-02-17  Gerald Pfeifer  <gerald@pfeifer.com>
12276         * doc/install.texi (Specific): Update link for Darwin-specific
12277         tool binary site.
12279 2005-02-16  James A. Morrison  <phython@gcc.gnu.org>
12281         * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
12282         constant_boolean_node.
12284 2005-02-16  David Edelsohn  <edelsohn@gnu.org>
12286         PR target/19019
12287         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
12288         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
12290 2005-02-16  Richard Henderson  <rth@redhat.com>
12292         PR 19920
12293         * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
12294         with W_TYPE_SIZE.
12295         (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
12296         replace uses with Wtype_MAXp1_F.
12297         (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
12298         L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
12299         L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
12300         L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
12301         and HAVE_TFMODE as appropriate.
12302         (__fixunssfDI): Provide an implementation that doesn't need DFmode.
12303         (__floatdisf): Likewise.
12304         * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
12305         (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
12306         (Wtype_MAXp1_F): New.
12307         (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
12308         __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
12310 2005-02-16  Richard Earnshaw  <rearnsha@arm.com>
12312         * PR target/19162
12313         * arm.c (arm_apply_result_size): New function.
12314         * arm.h (APPLY_RESULT_SIZE): Define.
12315         * arm-protos.h (arm_apply_result_size): Add prototype.
12316         * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
12317         (movxf): New expand.
12318         (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
12319         (call_value_symbol): Remove predicate for operand 0.
12320         (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
12321         (untyped_call): Rework to correclty return values for any type.
12322         (untyped_return): New expand.
12323         * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
12325 2005-02-16  Stan Shebs  <shebs@apple.com>
12327         * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
12328         * config/rs6000/t-darwin8: New, for 64-bit multilib.
12330 2005-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
12332         * doc/install.texi (sparc-sun-solaris2*): Document required GMP
12333         configure settings on Solaris 7 and later.
12335 2005-02-16  Diego Novillo  <dnovillo@redhat.com>
12337         PR tree-optimization/19865
12338         * tree-optimize.c (init_tree_optimization_passes): Run
12339         pass_may_alias after pass_sra.
12341 2005-02-16  Richard Henderson  <rth@redhat.com>
12342             Stuart Hastings  <stuart@apple.com>
12344         PR debug/19521
12345         * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
12346         Do nothing if debug info suppressed for this function.
12347         (dbxout_begin_function): Early exit if debug info suppressed for
12348         this function.
12350 2005-02-16  Kazu Hirata  <kazu@cs.umass.edu>
12352         PR target/20007
12353         * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
12354         find_basic_blocks.
12355         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12357         PR tree-optimization/19967
12358         * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
12359         expand_builtin_strchr, expand_builtin_strrchr): Take a new
12360         argument TYPE.  Adjust calls to fold_builtin_XXX.
12361         (expand_builtin, fold_builtin_1): Adjust calls to
12362         expand_builtin_XXX.
12363         (fold_builtin_strchr, fold_builtin_strpbrk,
12364         fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
12365         result to a requested type TYPE.
12367 2005-02-16  Jakub Jelinek  <jakub@redhat.com>
12369         PR middle-end/19857
12370         * fold-const.c (fold): Don't optimize (T)(x & cst) to
12371         (T)x & (T)cst if (T)cst overflows.
12372         * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
12373         TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
12375 2005-02-15  Jeff Law  <law@redhat.com>
12377         * gcse.c (blocks_with_calls): New bitmap.
12378         (alloc_gcse_mem): Allocate it.
12379         (free_gcse_mem): Free it.
12380         (clear_modifY_mem_tables): Clear it.
12381         (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
12382         when we encounter CALL_INSNs.
12383         (compute_transp, case MEM): Handle blocks with calls separate
12384         from blocks without calls.  Use bitmap iterators rather than
12385         FOR_EACH_BB.
12387 2005-02-15  Peter O'Gorman  <peter@pogma.com>
12389         PR bootstrap/18810
12390         * mklibgcc.in (vis_hide): Use a temporary object file, not
12391         -o /dev/null.
12393 2005-02-15  Andy Hutchinson  <HutchinsonAndy@netscape.net>
12395         PR target/19924
12396         * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
12397         access optimization.
12399 2005-02-15  David Edelsohn  <edelsohn@gnu.org>
12400             Alan Modra  <amodra@bigpond.net.au>
12402         PR target/19019
12403         * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
12404         (_xlqsub): Rename to __gcc_qsub.
12405         (_xlqmul): Rename to __gcc_qmul.
12406         (_xlqdiv): Rename to __gcc_qdiv.
12407         Provide versioned symbol aliases with old names.
12408         * config/rs6000/libgcc-ppc64.ver: Rename symbols.
12409         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
12410         * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
12411         * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
12412         * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
12414 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
12416         * fold-const.c (fold): Fold -(~A) to A + 1.  Fold ~(-A) to A - 1.
12417         Fold ~(A - 1) and ~(A + -1) to -A.
12419 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
12421         PR pch/14940
12422         PR target/19300
12423         * config/host-linux.c (linux_gt_pch_use_address): Copy from
12424         config/pa/pa-host.c:pa_gt_pch_use_address.
12426 2005-02-15  Daniel Berlin  <dberlin@dberlin.org>
12428         * tree-vn.c (get_value_handle): Make sure that given an
12429         is_gimple_min_invariant expression, we always return it.
12431 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
12433         * passes.c (rest_of_handle_gcse): Fix a comment.
12435 2005-02-15  Jeff Law  <law@redhat.com>
12437         * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
12438         bitmap.
12439         (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
12440         (canon_list_insert, record_last_mem_set_info): Similarly.
12441         (clear_modify_mem_tables): Similarly.
12443 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
12445         * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
12446         tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
12447         config/mips/mips.md, config/rs6000/aix.h,
12448         config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
12450 2005-02-15  Richard Henderson  <rth@redhat.com>
12452         * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
12453         call to be best_edge.
12455 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
12457         * basic-block.h: Adjust the prototype for find_basic_blocks.
12458         * cfgbuild.c (find_basic_blocks): Remove unused arguments.
12459         * passes.c (rest_of_handle_loop_optimize): Adjust the call to
12460         find_basic_blocks.
12462         * flow.c (recompute_reg_usage): Remove all arguments.
12463         * passes.c (rest_of_compilation): Adjust the call to
12464         recompute_reg_usage.
12465         * rtl.h: Adjust the prototype for recompute_reg_usage.
12467 2005-02-14  Daniel Berlin  <dberlin@dberlin.org>
12469         * tree-dump.c (dump_files): Update to reflect new member
12470         of dump_file_info.
12471         (dump_register): Add new argument.
12472         Set glob name.
12473         (dump_switch_p_1): Check against glob name if doglob was passed.
12474         (dump_switch_p): Check against regular first, then glob if
12475         we didn't have any hits on the dump name.
12476         * tree-optimize.c (register_one_dump_file):
12477         Pass in glob name as well.
12478         * tree-pass.h (struct dump_file_info): Add glob
12479         member.
12481 2005-02-14  Joseph S. Myers  <joseph@codesourcery.com>
12483         PR preprocessor/16323
12484         * doc/invoke.texi: Document that -Wendif-labels is on by default.
12486 2005-02-14  David Edelsohn  <edelsohn@gnu.org>
12488         PR target/19019
12489         * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
12490         (trunctfdf2_internal1): New.
12491         (trunctfdf2_internal2): Renamed from trunctfdf2.
12493 2005-02-14  Diego Novillo  <dnovillo@redhat.com>
12495         PR tree-optimization/19853
12496         * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
12498 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
12500         * passes.c (rest_of_handle_loop_optimize): Remove calls to
12501         delete_dead_jumptables and cleanup_cfg.
12503 2005-02-14  Ulrich Weigand  <uweigand@de.ibm.com>
12505         * reload.c (find_reloads): Swap address_reloaded flags when
12506         swapping commutative operands.
12508 2005-02-14  Sebastian Pop  <pop@cri.ensmp.fr>
12510         * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
12511         Use standard_iv_increment_position for computing the bsi position
12512         for create_iv.
12513         * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
12514         the bsi position.
12516 2005-02-13  Zdenek Dvorak  <dvorakz@suse.cz>
12518         PR target/17428
12519         * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
12520         life range of hard registers.
12521         * value-prof.c (insn_prefetch_values_to_profile): Only
12522         scan normal insns.
12524         * value-prof.c (rtl_find_values_to_profile): Do not look for values to
12525         profile in libcalls.
12527 2005-02-13  Nathan Sidwell  <nathan@codesourcery.com>
12529         * bitmap.h (bitmap_and_compl_into): Return bool.
12530         * bitmap.c (bitmap_and_compl_into): Return changed flag.
12532 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
12534         PR tree-optimization/19944
12535         * fold-const.c (fold): Re-add ABS_EXPR folding.
12537 2005-02-13  David Edelsohn  <edelsohn@gnu.org>
12539         PR target/19019
12540         * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
12541         {TARGET,MASK}_XL_COMPAT.
12542         (SUBTARGET_SWITCHES): Rename xl-call to xl-compat.  Use
12543         MASK_XL_COMPAT.
12544         * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
12545         * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
12546         TARGET_XL_COMPAT.
12547         (rs6000_arg_partial_bytes): Same.
12548         (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
12549         and XL compatibility enabled.
12550         * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
12551         * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
12552         test to final condition.
12553         (cmptf_internal2): New.
12554         * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
12555         xl-compat.  Add TFmode information to description.
12557 2005-02-13  Kazu Hirata  <kazu@cs.umass.edu>
12559         * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
12561 2005-02-13  Jason Merrill  <jason@redhat.com>
12563         PR c++/16405
12564         * fold-const.c (fold_indirect_ref_1): Split out from...
12565         (build_fold_indirect_ref): Here.
12566         (fold_indirect_ref): New fn.
12567         * tree.h: Declare it.
12568         * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
12569         (gimplify_modify_expr_rhs): Likewise.
12570         (gimplify_expr): Likewise.
12572 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
12574         PR tree-optimization/14303
12575         PR tree-optimization/15784
12576         * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
12577         Fold ABS_EXPR<x> < 0 to false.  Fold ABS_EXPR<x> == 0 to x == 0 and
12578         ABS_EXPR<x> != 0 to x != 0.
12580 2005-02-12  Kazu Hirata  <kazu@cs.umass.edu>
12582         * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
12583         simplify-rtx.c, tree-ssa-live.h: Fix comment typos.  Follow
12584         spelling conventions.
12586         * passes.c (rest_of_handle_gcse): Don't run cse_main and
12587         delete_trivially_dead_insns too many times.
12589         * passes.c (rest_of_handle_gcse): Remove dead assignments to
12590         tem and tem2.
12592 2005-02-12  Ira Rosen  <irar@il.ibm.com>
12594         * tree-vectorizer.c (vect_get_base_and_offset): Remove.
12595         (vect_is_simple_iv_evolution): Remove redundant parameter
12596         and step check.
12597         (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
12598         without last parameter.
12599         (vect_analyze_pointer_ref_access): Get access_fn as parameter.
12600         Return pointer step. Call vect_is_simple_iv_evolution without
12601         last parameter. Check only that the step is multiple of size
12602         type. Remove stmt_vinfo updates.
12603         (vect_get_memtag_and_dr): Remove.
12604         (vect_get_memtag): New function.
12605         (vect_address_analysis): New function.
12606         (vect_object_analysis): New function.
12607         (vect_analyze_data_refs): Call vect_object_analysis and
12608         vect_get_memtag. Update stmt_vinfo fields.
12610 2005-02-12  Ira Rosen  <irar@il.ibm.com>
12612         * tree-data-ref.c (array_base_name_differ_p): Check that the bases
12613         exist and are objects. Remove checks for pointer.
12614         * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
12615         STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
12616         (vect_create_data_ref_ptr): Likewise.
12617         (vect_base_addr_differ_p): New function.
12618         (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
12619         (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
12620         Don't set the DR_BASE_NAME field of data-ref.
12621         (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
12623 2005-02-12  Uros Bizjak  <uros@kss-loka.si>
12625         * optabs.h (enum optab_index): Add new OTI_ldexp.
12626         (ldexp_optab): Define corresponding macro.
12627         * optabs.c (init_optabs): Initialize ldexp_optab.
12628         * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
12629         patterns.
12630         * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
12631         using ldexp_optab.
12632         (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
12633         expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
12635         * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
12636         to implement ldexpf, ldexp and ldexpl built-ins as inline x87
12637         intrinsics.
12639 2005-02-12  Ira Rosen  <irar@il.ibm.com>
12641         * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
12642         to base_address.
12643         * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
12644         stmt_vec_info.
12645         (vect_get_base_and_offset): Always return an address.
12646         (vect_create_addr_base_for_vector_ref): Remove treatment for
12647         different data reference types.
12648         (vect_compute_data_ref_alignment): Rename base to base_address in
12649         stmt_vec_info. Get the object in order to force its alignment.
12650         (vect_get_memtag_and_dr): Rename base to base_address in
12651         stmt_vec_info. Extract the object for memtag analysis.
12653 2005-02-12  Hans-Peter Nilsson  <hp@axis.com>
12655         PR regression/19898.
12656         * config/cris/cris.c (cris_notice_update_cc): When testing if insn
12657         changes cc_status, use apply modified_in_p to part of cc_status
12658         and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
12659         body.
12661 2005-02-11  Richard Henderson  <rth@redhat.com>
12663         * tree-complex.c (expand_complex_libcall): New.
12664         (expand_complex_multiplication): Use it for c99 compliance.
12665         (expand_complex_division): Likewise.
12666         * fold-const.c (fold_complex_add, fold_complex_mult): New.
12667         (fold): Call them.
12668         * builtins.c (built_in_names): Remove const.
12669         * tree.c (build_common_builtin_nodes): Build complex arithmetic
12670         builtins.
12671         * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
12672         (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
12673         (built_in_names): Remove const.
12674         * c-common.c (c_common_type_for_mode): Handle complex modes.
12675         * flags.h, toplev.c (flag_complex_method): Rename from
12676         flag_complex_divide_method.
12677         * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
12678         __mulsc3, __muldc3, __mulxc3, __multc3): New.
12679         * libgcc2.h: Declare them.
12680         * libgcc-std.ver: Export them.
12681         * mklibgcc.in (lib2funcs): Build them.
12683 2005-02-11  Steven Bosscher  <stevenb@suse.de>
12685         PR tree-optimization/19876
12686         Partially revert my change from 2005-01-14
12687         * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
12688         (compute_antic): ...and remove the loop here.
12690 2005-02-11  Jakub Jelinek  <jakub@redhat.com>
12692         PR middle-end/19858
12693         * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
12694         is number of inner's bits, avoid creating a BIT_FIELD_REF.
12696         * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
12697         crtend.o if -pie.  Use %{x:a;:b} spec syntax.
12699 2005-02-11  Daniel Jacobowitz  <dan@codesourcery.com>
12701         * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
12702         offsets for the big-endian 32-bit case.
12704 2005-02-11  Joseph S. Myers  <joseph@codesourcery.com>
12706         * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
12708 2005-02-11  Dale Johannesen  <dalej@apple.com>
12710         * cselib.c (cselib_process_insn):  Clear out regs where
12711         HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
12712         * reload.c (find_equiv_reg): Ditto.
12714 2005-02-11  Ian Lance Taylor  <ian@airs.com>
12716         * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
12717         with no elements.
12719         * tree.c (build_function_type_list): Work correctly if there are
12720         no arguments.
12722 2005-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
12724         * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
12725         "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
12726         ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
12727         TARGET_ZARCH instead of TARGET_64BIT.
12729 2005-02-11  Ralf Corsepius  <ralf.corsepius@rtems.org>
12731         * config/rs6000/t-rtems:
12732         (MULTILIB_OPTIONS): Remove mcpu=602.
12733         (MUTLILIB_DIRNAMES): Remove m602.
12734         (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
12735         Let mcpu=602 match mcpu=603.
12736         (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
12738 2005-02-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12740         * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
12741         signal trampolines.
12743 2005-02-10  David Daney  <ddaney@avtrex.com>
12745         * config/alpha/linux-unwind.h: Add exception clause to copyright.
12746         * config/i386/linux-unwind.h: Likewise.
12747         * config/ia64/linux-unwind.h: Likewise.
12748         * config/mips/linux-unwind.h: Likewise.
12749         * config/pa/linux-unwind.h: Likewise.
12750         * config/rs6000/linux-unwind.h: Likewise.
12751         * config/s390/linux-unwind.h: Likewise.
12752         * config/sh/linux-unwind.h: Likewise.
12753         * config/sparc/linux-unwind.h: Likewise.
12755 2005-02-10  Steven Bosscher  <stevenb@suse.de>
12757         PR tree-optimization/17549
12758         * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
12759         TER to replace a DEF with its expression if the DEF and the
12760         rhs of the expression we replace into have the same root
12761         variable.
12763 2005-02-10  Richard Sandiford  <rsandifo@redhat.com>
12765         * config/mips/mips.md: Fix the placement of the match_scratch in the
12766         lea64 peephole2.
12768 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
12770         * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
12771         Fix comment typos.
12773 2005-02-10  Zdenek Dvorak  <dvorakz@suse.cz>
12775         * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
12776         (strip_offset): Handle addresses.
12777         (add_address_candidates): Use strip_offset.
12778         (difference_cost): Reflect strip_offset change.
12779         (force_var_cost, difference_cost): Strip nops.
12781 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
12783         * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
12785         * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
12786         tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
12787         config/cris/cris-protos.h, config/cris/cris.c: Update
12788         copyright.
12790 2005-02-10  Jeff Law  <law@redhat.com>
12792         * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
12793         (lookup_avail_expr): Similarly.
12795 2005-02-10  Richard Guenther  <rguenth@gcc.gnu.org>
12797         * builtins.c (fold_builtin_powi): New function.
12798         (fold_builtin_1): Call it.
12800 2005-02-10  Steven Bosscher  <stevenb@suse.de>
12802         PR documentation/19309
12803         * doc/cpp.texi: The __GNUC__ and related predefined macros
12804         are also defined for the "standalone" cpp.
12805         Some non-GCC compilers may also define __GNUC__.
12807 2005-02-10  Jakub Jelinek  <jakub@redhat.com>
12809         PR c/19342
12810         * c-typeck.c (common_type): New routine.  Old common_type renamed
12811         to...
12812         (c_common_type): ...this.
12813         (build_conditional_expr, build_binary_op): Use c_common_type instead
12814         of common_type.
12816 2005-02-10  Steven Bosscher  <stevenb@suse.de>
12818         * doc/md.texi: Replace @samp{length} with @code{length}.
12820 2005-02-09  Zdenek Dvorak  <dvorakz@suse.cz>
12822         PR tree-optimization/18687
12823         * tree-flow.h (find_loop_niter): Declare.
12824         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
12825         Try using scev even for loops with more than one exit.
12826         * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
12827         (struct ivopts_data): Added niters field.
12828         (struct nfe_cache_elt): New.
12829         (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
12830         functions.
12831         (tree_ssa_iv_optimize_init): Initialize niters cache.
12832         (determine_number_of_iterations): Removed.
12833         (find_induction_variables): Do not call determine_number_of_iterations.
12834         Access niters for single exit through niter_for_single_dom_exit.
12835         (add_iv_outer_candidates): Access niters for single exit through
12836         niter_for_single_dom_exit.
12837         (may_eliminate_iv): Take data argument.  Use niter_for_exit.  Do not use
12838         number_of_iterations_cond.
12839         (iv_period): New function.
12840         (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
12841         (may_replace_final_value): Take data argument.  Use
12842         niter_for_single_dom_exit.
12843         (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
12844         (rewrite_use_compare): Pass data to may_eliminate_iv.
12845         (rewrite_use_outer): Pass data to may_replace_final_value.
12846         (free_loop_data): Clean up the niters cache.
12847         (tree_ssa_iv_optimize_finalize): Free the niters cache.
12848         (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
12849         * tree-ssa-loop-niter.c (find_loop_niter): New function.
12850         (find_loop_niter_by_eval): Use tree_int_cst_lt.
12851         (num_ending_zeros): Moved to tree.c.
12852         * tree.h (num_ending_zeros): Declare.
12853         * tree.c (num_ending_zeros): Moved from tree.c.
12855 2005-02-09  Richard Henderson  <rth@redhat.com>
12857         * builtins.c (DEF_BUILTIN): Add COND argument.
12858         * tree.h (DEF_BUILTIN): Likewise.
12859         * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
12860         DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
12861         match.
12862         (DEF_BUILTIN_STUB): New.
12863         (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
12864         BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
12865         BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
12866         * c-common.c (DEF_BUILTIN): Add COND argument.
12867         * tree.c (local_define_builtin): New.
12868         (build_common_builtin_nodes): New.
12870 2005-02-09  Roger Sayle  <roger@eyesopen.com>
12872         * fold-const.c (fold_strip_sign_ops): New function to simplify a
12873         floating point expression ignoring the sign of the result.
12874         (fold) <ABS_EXPR>: Use it to simplify fabs(x).
12875         (fold) <MULT_EXPR>: Use it to simplify x*x.
12876         * tree.h (fold_strip_sign_ops): Prototype here.
12877         * builtins.c (fold_builtin_copysign): Take an additional FNDECL
12878         argument.  Use fold_strip_sign_ops to simplify the first argument.
12879         (fold_builtin_pow):  Use fold_strip_sign_ops to simplify the
12880         first argument when the second argument is an even integer
12881         constant, but only with -funsafe_math_optimizations.
12882         (fold_builtin_1): Update call to fold_builtin_copysign.
12884 2005-02-09  Ian Lance Taylor  <ian@airs.com>
12886         PR middle-end/19583
12887         * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
12888         just check whether EH_FILTER_FAILURE falls through.
12890 2005-02-09  Andreas Krebbel  <krebbel1@de.ibm.com>
12892         * gcc/haifa-sched.c (schedule_block): Make queued sched group
12893         insns return to ready list in the next turn.
12895 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
12897         PR middle-end/19402
12898         * builtins.def: New __builtin_powi[lf].
12899         * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
12900         (expand_builtin_powi): New function.
12901         (expand_builtin): Dispatch to expand_builtin_powi.
12902         * libgcc2.h: Add prototypes for __builtin_powi[lf].
12903         * libgcc2.c: Add __builtin_powi[lf] implementation.
12904         * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
12905         * optabs.h: Add powi_optab.
12906         * optabs.c (init_optabs): Initialize powi_optab.
12907         * doc/extend.texi: Document __builtin_powi[lf].
12909 2005-02-09  Dorit Naishlos  <dorit@il.ibm.com>
12911         * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
12912         exists.
12914 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
12916         PR middle-end/19854
12917         * fold-const.c (try_move_mult_to_index): Remove redundant
12918         type argument.  Create ADDR_EXPR with correct type.
12919         (fold): Update callers of try_move_mult_to_index.  Convert
12920         result to the appropriate type.
12922 2005-02-09  Roger Sayle  <roger@eyesopen.com>
12924         PR target/19597
12925         * config/avr/avr.c (default_rtx_costs): Delete.
12926         (avr_operand_rtx_cost): New function.
12927         (avr_rtx_costs): Completely rewrite.
12929 2005-02-08  Hans-Peter Nilsson  <hp@axis.com>
12931         PR target/19806
12932         * config/cris/cris.c (in_code): New variable.
12933         (cris_output_addr_const): Now a static function, a wrapper for
12934         output_addr_const.
12935         (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
12936         case from old cris_output_addr_const.
12937         (cris_asm_output_label_ref): Similar for LABEL_REF.
12938         (cris_output_addr_const_extra): Similar for UNSPEC.
12939         * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
12940         (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
12941         * config/cris/cris-protos.h (cris_output_addr_const): Remove
12942         declaration.
12943         (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
12944         (cris_asm_output_label_ref): Declare.
12946 2005-02-08  Paolo Bonzini  <bonzini@gnu.org>
12948         PR preprocessor/19801
12949         * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
12950         filenames that changed when libcpp was moved to the toplevel.
12952 2005-02-07  Roger Sayle  <roger@eyesopen.com>
12954         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
12955         zero extensions of BImode operands.  Call lowpart_subreg instead
12956         of gen_lowpart_common and gen_lowpart_SUBREG.
12958 2005-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
12960         PR ada/19489
12961         * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
12962         * configure.ac: Set cc_for_cross_gnattools.
12963         * configure: Regenerate.
12965 2005-02-08  Alan Modra  <amodra@bigpond.net.au>
12967         PR target/19803
12968         * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
12970 2005-02-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
12972         PR debug/19327
12973         * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
12974         of nested functions.
12976 2005-02-07  Jonathan Wakely  <redi@gcc.gnu.org>
12978         * doc/extend.texi: Document deprecated extensions allowing
12979         static floating-point members to have initializers and allowing
12980         floating-point literals in integral constant expressions.
12982 2005-02-07  Kazu Hirata  <kazu@cs.umass.edu>
12984         * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
12985         config/darwin7.h, config/mips/mips.c,
12986         config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
12987         Update copyright.
12989         * cse.c: Update comments.
12991 2005-02-07  Richard Guenther  <rguenth@gcc.gnu.org>
12993         PR middle-end/19775
12994         * builtins.c (fold_builtin_sqrt): Transform
12995         sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
12996         pow(x,y*0.5).
12998 2005-02-07  Leehod Baruch  <leehod@il.ibm.com>
12999             Dorit Naishlos  <dorit@il.ibm.com>
13001         * doc/invoke.texi (ftree-vectorizer-verbose): New.
13002         * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
13003         * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
13004         was added.
13005         * tree.h (vect_set_verbosity_level): New extern function declaration
13006         added.
13007         * tree-vectorizer.h (verbosity_levels): New enum type.
13008         * tree-vectorizer.c (vect_debug_stats): Function removed.
13009         (vect_debug_details): Likewise.
13010         (vect_verbosity_level): Global variable was defined and initialized.
13011         (vect_dump): Global variable definition.
13012         (vect_print_dump_info): New function.
13013         (vect_set_dump_settings): New function.
13014         (vect_set_verbosity_level): New function.
13015         (vectorize_loops): Add call to vect_set_dump_settings.
13017         (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
13018         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13019         (slpeel_tree_peel_loop_to_edge): Likewise.
13021         (vect_analyze_offset_expr): Call to vect_print_dump_info with
13022         appropriate verbosity level instead of call to vect_debug_details
13023         or vect_debug_stats.
13024         (vect_get_base_and_offset):
13025         (vect_create_addr_base_for_vector_ref):
13026         (get_vectype_for_scalar_type):
13027         (vect_create_data_ref_ptr):
13028         (vect_init_vector):
13029         (vect_get_vec_def_for_operand):
13030         (vect_finish_stmt_generation):
13031         (vectorizable_assignment):
13032         (vectorizable_operation):
13033         (vectorizable_store):
13034         (vectorizable_load):
13035         (vect_transform_stmt):
13036         (vect_update_ivs_after_vectorizer):
13037         (vect_do_peeling_for_loop_bound):
13038         (vect_update_inits_of_drs):
13039         (vect_do_peeling_for_alignment):
13040         (vect_transform_loop):
13041         (vect_is_simple_use):
13042         (vect_analyze_operations):
13043         (vect_is_simple_iv_evolution):
13044         (vect_analyze_scalar_cycles):
13045         (vect_analyze_data_ref_dependence):
13046         (vect_analyze_data_ref_dependences):
13047         (vect_compute_data_ref_alignment):
13048         (vect_enhance_data_refs_alignment):
13049         (vect_analyze_data_refs_alignment):
13050         (vect_analyze_data_ref_access):
13051         (vect_analyze_data_ref_accesses):
13052         (vect_analyze_pointer_ref_access):
13053         (vect_get_memtag_and_dr):
13054         (vect_analyze_data_refs):
13055         (vect_mark_relevant):
13056         (vect_stmt_relevant_p):
13057         (vect_mark_stmts_to_be_vectorized):
13058         (vect_can_advance_ivs_p):
13059         (vect_get_loop_niters):
13060         (vect_analyze_loop_form):
13061         (vect_analyze_loop):
13062         (vectorize_loops): Likewise.
13064         (vect_do_peeling_for_loop_bound): Dump format slightly changed.
13065         (vect_update_inits_of_drs):
13066         (vect_do_peeling_for_alignment):
13067         (vect_transform_loop):
13068         (vect_analyze_operations):
13069         (vect_analyze_scalar_cycles):
13070         (vect_analyze_data_ref_dependences):
13071         (vect_analyze_data_refs_alignment):
13072         (vect_analyze_data_ref_accesses):
13073         (vect_analyze_data_refs):
13074         (vect_mark_stmts_to_be_vectorized):
13075         (vect_get_loop_niters):
13076         (vect_analyze_loop_form):
13077         (vect_analyze_loop): Likewise.
13078         (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
13080 2005-02-07  Richard Sandiford  <rsandifo@redhat.com>
13082         PR bootstrap/19796
13083         Revert:
13084         2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
13085         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13086         either -ffast-math or -funsafe-math-optimizations is in use.
13088         2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
13089         * config/mips/irix-csr.c: New file.
13090         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13091         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13092         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13093         executables.
13095 2005-02-07  Alexandre Oliva  <aoliva@redhat.com>
13097         * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
13098         redundant, incorrect definitions.
13100         * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
13101         expand.
13102         ("*tls_indirect_call"): New, reference hard regs directly.
13103         * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
13105 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
13107         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
13108         Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
13110 2005-02-06  Roger Sayle  <roger@eyesopen.com>
13112         PR rtl-optimization/19800
13113         * simplify_rtx.c (simplify_relational_operation_1): Explicitly
13114         call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
13115         gen_lowpart.
13117 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
13119         * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
13121 2005-02-07  Joseph S. Myers  <joseph@codesourcery.com>
13123         PR other/17135
13124         * doc/invoke.texi: Correct documentation of -freorder-functions.
13126 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
13128         PR other/14402
13129         * doc/invoke.texi: Don't mention gccbug.
13131 2005-02-06  Roger Sayle  <roger@eyesopen.com>
13132             Andrew Pinski  <pinskia@physics.uc.edu>
13133             Paolo Bonzini  <paolo.bonzini@lu.unisi.ch>
13135         * simplify-rtx.c (simplify_relational_operation_1): Simplify
13136         (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
13137         into just (zero_extract:SI FOO (const_int 1) BAR).
13139 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
13141         * doc/cpp.texi: Include gcc-common.texi.  Don't define gcctabopt
13142         macro locally.  Don't give last revision date.  Use GCC version
13143         number from gcc-common.texi.
13144         * doc/cppinternals.texi: Include gcc-common.texi.  Don't give last
13145         revision date.  Use GCC version number from gcc-common.texi.
13146         Describe being a library as current state rather than as 3.x
13147         history.
13148         * doc/gcc.texi: Remove last update date.
13149         * doc/gccint.texi: Likewise.  Update copyright dates.
13150         * doc/install.texi: Update copyright dates.
13152 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
13154         PR other/7549
13155         * doc/invoke.texi: Mention for each option included in -Wall that
13156         it is included in -Wall.
13157         * doc/gcc.texi: Update copyright and last modification date.
13159 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
13161         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
13162         unnecessary cast to original induction variable increments.
13164 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
13166         PR tree-optimization/18219
13167         * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
13168         in distributed form.
13170 2005-02-06  Richard Sandiford  <rsandifo@redhat.com>
13172         * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
13173         Set bitpos and offset later in the function.  Do nothing if the
13174         target is a register and if the bitfield lies completely outside
13175         that register.
13176         (extract_bit_field): Make the same SUBREG, bitpos and offset changes
13177         here.  Return an uninitialised register if the source value is stored
13178         in a register and the bitfield lies completely outside that register.
13180 2005-02-06  Steven Bosscher  <stevenb@suse.de>
13182         * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
13183         not SET_DEST.
13185 2005-02-06  Marcin Dalecki  <martin@dalecki.de>
13187         * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
13189 2005-02-06  Geoffrey Keating  <geoffk@apple.com>
13191         * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
13192         * config/darwin8.h: New.
13193         * config/darwin7.h: Update comment.
13195 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
13196             Dorit Naishlos  <dorit@il.ibm.com>
13198         * tree-vectorizer.h (LOC): New type.
13199         (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
13200         (loop_line_number): New field in struct _loop_vec_info.
13201         (LOOP_VINFO_LOC, LOOP_LOC): New macros.
13203         * tree-vectorizer.c (input.h): Included.
13204         (find_loop_location): New function.
13205         (vect_debug_stats): Argument changed from loop to LOC. Computation of
13206         loop line number removed.
13207         (vect_debug_details): Likewise.
13208         (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
13210         (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
13211         call to vect_debug_details/stats changed from loop to loop_loc.
13212         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13213         (slpeel_tree_peel_loop_to_edge): Likewise.
13215         (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
13216         changed from NULL to UNKNOWN_LOC.
13217         (vect_get_base_and_offset):
13218         (vect_create_addr_base_for_vector_ref):
13219         (get_vectype_for_scalar_type):
13220         (vect_create_data_ref_ptr):
13221         (vect_init_vector):
13222         (vect_get_vec_def_for_operand):
13223         (vect_finish_stmt_generation):
13224         (vectorizable_assignment):
13225         (vectorizable_operation):
13226         (vectorizable_store):
13227         (vectorizable_load):
13228         (vect_transform_stmt):
13229         (vect_update_ivs_after_vectorizer):
13230         (vect_do_peeling_for_loop_bound):
13231         (vect_do_peeling_for_alignment):
13232         (vect_transform_loop):
13233         (vect_is_simple_use):
13234         (vect_analyze_operations):
13235         (vect_is_simple_iv_evolution):
13236         (vect_analyze_scalar_cycles):
13237         (vect_analyze_data_ref_dependences):
13238         (vect_compute_data_ref_alignment):
13239         (vect_enhance_data_refs_alignment):
13240         (vect_analyze_data_ref_access):
13241         (vect_analyze_data_ref_accesses):
13242         (vect_analyze_pointer_ref_access):
13243         (vect_get_memtag_and_dr):
13244         (vect_analyze_data_refs):
13245         (vect_mark_relevant):
13246         (vect_stmt_relevant_p):
13247         (vect_mark_stmts_to_be_vectorized):
13248         (vect_can_advance_ivs_p):
13249         (vect_get_loop_niters):
13250         (vect_analyze_loop):
13251         (vectorize_loops): Likewise.
13253         (vectorizable_load): Argument in call to vect_debug_details/stats
13254         changed from loop to LOOP_LOC (loop_vinfo).
13255         (vect_transform_loop):
13256         (vect_analyze_operations):
13257         (vect_analyze_scalar_cycles):
13258         (vect_analyze_data_ref_dependence):
13259         (vect_enhance_data_refs_alignment):
13260         (vect_analyze_data_ref_accesses):
13261         (vect_analyze_pointer_ref_access):
13262         (vect_analyze_data_refs):
13263         (vect_analyze_loop): Likewise.
13265         (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
13266         changed from loop to loop_loc.
13268         (vect_enhance_data_refs_alignment): Removed unused variable loop.
13270 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
13271             Dorit Naishlos  <dorit@il.ibm.com>
13273         * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
13274         declaration added.
13275         (vect_analyze_data_ref_dependences): Likewise.
13277         (vect_is_simple_use): Argument changed from loop structure to
13278         loop_vect_info structure.
13279         (vect_can_advance_ivs_p): Likewise.
13280         (vect_create_index_for_vector_ref): Likewise.
13281         (vect_update_ivs_after_vectorizer): Likewise.
13282         (new_stmt_vec_info): Likewise.
13284         (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
13285         changed from loop to loop_vinfo.
13286         (vect_create_data_ref_ptr): First argument in call to
13287         vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
13288         (vectorizable_assignment): Second argument in call to vect_is_simple_use
13289         was changed from loop to loop_vinfo.
13290         (vectorizable_operation): Likewise.
13291         (vectorizable_store): Likewise.
13292         (vect_mark_stmts_to_be_vectorized): Likewise.
13293         (vect_do_peeling_for_loop_bound): First argument in call to
13294         vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
13295         (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
13296         was changed from loop to loop_vinfo.
13297         (vect_analyze_data_ref_dependences): Third argument in call to
13298         vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
13300         (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
13301         (vect_create_data_ref_ptr): Likewise.
13302         (vect_init_vector): Likewise.
13303         (vect_get_vec_def_for_operand): Likewise.
13304         (vectorizable_assignment): Likewise.
13305         (vectorizable_operation): Likewise.
13306         (vectorizable_store): Likewise.
13307         (vectorizable_load): Likewise.
13308         (vect_update_ivs_after_vectorizer): Likewise.
13309         (vect_is_simple_use): Likewise.
13310         (vect_analyze_data_ref_dependence): Likewise.
13311         (vect_analyze_pointer_ref_access): Likewise.
13312         (vect_can_advance_ivs_p): Likewise.
13314         * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
13315         before _stmt_vec_info.
13316         (_stmt_vec_info): Loop field replaced by loop_vec_info.
13317         (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
13318         (new_stmt_vec_info): Argument changed from loop structure to
13319         loop_vect_info structure
13321         (vect_analyze_data_ref_dependences): Unnecessary line was removed.
13322         (vect_analyze_offset_expr): Avoid 80 columns overflow.
13323         (vect_create_addr_base_for_vector_ref): Likewise.
13324         (vect_analyze_pointer_ref_access): Likewise.
13326 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
13328         PR tree-opt/19768
13329         * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
13330         phi flag if the phi is abnormal.
13332 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
13334         PR tree-opt/19736
13335         * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
13336         information for the new statement.
13338 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
13340         PR driver/19117
13341         * gcc.c (main): Include the target in -v output.
13343 2005-02-03  Alexandre Oliva  <aoliva@redhat.com>
13345         * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
13346         Do not drop the extend if we'd have to add a paradoxical subreg
13347         later.  Include optabs.h and insn-codes.h.
13348         * Makefile.in (combine.o): Depend on $(OPTABS_H).
13350 2005-02-02  Roger Sayle  <roger@eyesopen.com>
13352         PR middle-end/19405
13353         * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
13354         * fold-const.c (const_binop): Avoid constant folding floating
13355         point operations in modes that use composite representations.
13356         * simplify-rtx.c (simplify_binary_operation): Likewise.
13358 2005-02-02  Geoffrey Keating  <geoffk@apple.com>
13360         * config/rs6000/altivec.md (altivec_dst): Make the first operand
13361         a REG, not a MEM.
13362         (altivec_dstt): Likewise.
13363         (altivec_dstst): Likewise.
13364         (altivec_dststt): Likewise.
13365         * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
13366         of first operand.
13368 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
13370         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
13371         EXPR_LOCUS from orig_cond to the new cond_stmt.
13372         (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
13373         the new vec_stmt.
13375 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
13377         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
13378         standard_iv_increment_position. Remove call to bsi_next
13379         (no need to bump the iterator anymore).
13380         (vect_create_index_for_vector_ref): Call
13381         standard_iv_increment_position. Remove second function argument.
13382         (vect_finish_stmt_generation): Remove call to bsi_next
13383         (no need to bump the iterator anymore).
13384         (vect_create_data_ref_ptr): Remove second argument (bsi) in call
13385         to vect_create_index_for_vector_ref.
13387 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
13389         * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
13390         phis are used out of the loop.
13392 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
13394         PR c/17807
13395         * c-decl.c (undef_nested_function): New variable.
13396         (pop_scope): Diagnose undefined nested functions.
13397         (finish_function): Don't attempt cgraph processing or genericizing
13398         if current top-level function contained an undefined nested
13399         function.  Reset undef_nested_function at the end of a top-level
13400         function.
13402 2005-02-02  Zdenek Dvorak  <dvorakz@suse.cz>
13404         * tree.c (build_int_cst_type): Take sign of the value into account
13405         when deciding whether sign extend the value.
13407 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
13409         PR c/18502
13410         * gcc.c (cpp_unique_options): Remove %{trigraphs}.
13411         (cpp_options, cc1_options): Change %{std*&ansi} to
13412         %{std*&ansi&trigraphs}.
13414 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
13416         * cse.c: Update comments.
13418 2005-02-02  Aldy Hernandez  <aldyh@redhat.com>
13420         * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
13421         arguments go on the stack.  Do not put complex doubles in odd/even
13422         pairs.
13424 2005-02-02  Steven Bosscher  <stevenb@suse.de>
13426         * doc/invoke.texi: Update the options enabled at -O1, -O2,
13427         and -O3.  Update the documentation for -fgcse-sm, -fgcse-las,
13428         -ftree-pre, and -fthread-jumps.
13430 2005-02-02  Richard Sandiford  <rsandifo@redhat.com>
13432         PR tree-optimization/19578
13433         * tree-flow.h (modified_noreturn_calls): Declare.
13434         (noreturn_call_p): Declare.
13435         * tree-flow-inline.h (noreturn_call_p): New function.
13436         (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
13437         * tree-cfg.c (modified_noreturn_calls): New variable.
13438         (cleanup_control_flow): Use noreturn_call_p.  Split basic blocks
13439         that contain a mid-block noreturn call.
13440         * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
13442 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
13444         * df.c (df_def_record_1, df_uses_record): Don't use
13445         DF_FOR_REGALLOC.
13446         * df.h (DF_FOR_REGALLOC): Remove.
13448 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
13450         PR c/19435
13451         * c-typeck.c (really_start_incremental_init): Reset
13452         constructor_max_index for arrays of incomplete type.
13454 2005-02-02  Jeff Law  <law@redhat.com>
13456         * gcse.c (struct reg_set): Store the block index where the register
13457         was set rather than the setting insn.
13458         (record_one_set, compute_transp): Corresponding changes.
13459         (pre_insert_copy_insn): Do not call replace_one_set.
13460         (replace_one_set): Remove.
13462 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
13464         PR other/15514
13465         * doc/gcov.texi: Fix typo.
13467 2005-02-01  Richard Henderson  <rth@redhat.com
13469         PR target/19680
13470         * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
13471         * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
13472         type to bool.
13473         (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
13474         * config/i386/i386-protos.h: Update.
13476 2005-02-01  Steven Bosscher  <stevenb@suse.de>
13478         PR tree-optimization/19217
13479         * tree-cfg.c (verify_expr): Use the data field to see if TP was
13480         seen inside a PHI node.  Do not do the ADDR_EXPR check if it was.
13481         (verify_stmts): Pass (void*)1 as data to verify_expr to signal
13482         that it is walking a PHI node.
13484 2005-02-01  Joseph S. Myers  <joseph@codesourcery.com>
13486         * doc/extend.texi (Nested Functions): Update.
13488 2005-02-01  Richard Henderson  <rth@redhat.com>
13490         PR 19696
13491         * optabs.c (expand_copysign_absneg): Export.
13492         * optabs.h (expand_copysign_absneg): Declare.
13493         * config/rs6000/rs6000.md (copysigntf3): New.
13495 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
13497         PR tree-optimization/19633
13498         * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
13499         * tree-ssa-alias.c (init_alias_info): Initialize.
13500         (merge_pointed_to_info): Set.
13501         (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
13502         (dump_points_to_info_for): Show value of pt_null.
13503         (struct count_ptr_d): Declare.
13504         (find_ptr_dereference): Remove.
13505         (ptr_is_dereferenced_by): Remove.
13506         (count_ptr_derefs): New local function.
13507         (count_uses_and_derefs): New local function.
13508         (compute_points_to_and_addr_escape): Call it.  If the number
13509         of dereferences is greater than zero, mark the pointer as
13510         dereferenced.  If there are fewer dereferences than uses of
13511         the pointer, the pointer's value escapes.
13513 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
13515         PR tree-optimization/19670
13516         * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
13517         here...
13518         (verify_use): ... set it here, instead.
13520 2005-02-01  Janis Johnson  <janis187@us.ibm.com>
13522         * doc/sourcebuild.texi (Test directives): Fix formatting.
13524         * doc/sourcebuild.texi (Test directives): Describe selector
13525         expressions.
13527 2005-02-01  Segher Boessenkool  <segher@kernel.crashing.org>
13529         * config.gcc (powerpc64-*-linux*): Default to -m64 also for
13530         specific 64-bit CPUs.
13532 2005-02-01  Richard Earnshaw  <rearnsha@arm.com>
13534         PR target/16201
13535         * arm.c (arm_eliminable_register): New function.
13536         (adjacent_mem_locations): Don't allow eliminable registers.  Use
13537         HOST_WIDE_INT for address offsets.
13538         * arm-protos.h (arm_eliminable_register): Add prototype.
13540 2005-02-01  Steven Bosscher  <stevenb@suse.de>
13542         PR optimization/15242
13543         * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
13544         * basic-block.h (duplicate_computed_gotos): Add prototype.
13545         * bb-reorder.c (duplicate_computed_gotos): New function to
13546         duplicate sufficiently small blocks ending in a computed jump.
13547         * passes.c (rest_of_compilation): Call duplicate_computed_gotos
13548         if not optimizing for size.
13549         * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
13550         never do tail merging for blocks ending in a computed jump.
13551         * doc/invoke.texi: Document the max-goto-duplication-insns param.
13553 2005-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
13555         Patch from Richard Sandiford <rsandifo@redhat.com>
13556         * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
13557         from inheriting a subreg equivalence with a non-spill register.
13559         * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
13561 2005-02-01  Alexandre Oliva  <aoliva@redhat.com>
13563         * config/frv/frv.c (movcc_fp_destination_operand): New.
13564         (gpr_or_memory_operand): Fix typo in comment.
13565         (gpr_or_memory_operand_with_scratch): New.
13566         * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
13567         * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
13568         movcc_fp_destination_operand.
13569         (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
13570         Legitimize memory addresses using a scratch register.
13572 2005-01-31  Jeff Law  <law@redhat.com>
13574         * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
13575         bitmap a sparse bitmap instead of a simple bitmap.
13576         (mark_def_sites_initialize_block):  Corresponding changes.
13577         (ssa_mark_def_sites_initialize_block): Likewise.
13578         (ssa_mark_phi_uses): Likewise.
13579         (mark_def_site, ssa_mark_def_sites): Likewise.
13580         (mark_def_site_blocks): Likewise.
13581         (rewrite_ssa_into_ssa): Likewise.
13583         * tree-ssa-dom.c (record_cond): Pass correct variable type
13584         for last argument to htab_find_slot_with_hash.
13586         * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
13587         effects when optimizing 0 % X.  Do not try to optimize X % 0.
13589 2005-01-31  James E. Wilson  <wilson@specifixinc.com>
13591         * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
13592         1_mmalua.
13594 2005-02-01  Eric Christopher  <echristo@redhat.com>
13596         * config/mips/mips.c (override_options): Warn if -mint64
13597         is used.
13598         * doc/invoke.texi (MIPS Options): Document that -mint64 is
13599         deprecated.
13601 2005-02-01  Kazu Hirata  <kazu@cs.umass.edu>
13603         * cse.c (cse_reg_info): Remove hash_next, next, regno.  Add
13604         timestamp.
13605         (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
13606         REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
13607         cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
13608         (cached_regno): Initialize to INVALID_REGNUM.
13609         (cse_reg_info_table_size,
13610         cse_reg_info_table_first_uninitialized,
13611         cse_reg_info_timestamp): New.
13612         (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
13613         get_cse_reg_info.
13614         (init_cse_reg_info, get_cse_reg_info_1): New.
13615         (get_cse_reg_info): Cache the last look-up.
13616         (new_basic_block): Update the code to clear mappings from
13617         registers to cse_reg_info entries.
13618         (cse_main): Call init_cse_reg_info.
13620         * cse.c (get_cse_reg_info): Update a comment.
13622 2005-01-31  Steven Bosscher  <stevenb@suse.de>
13624         PR c/19333
13625         * c-decl.c (start_decl): Do not warn about arrays of elements with
13626         an incomplete type here.
13627         (grokdeclarator): Do it here by making a pedwarn an error.
13628         * c-typeck.c (push_init_level): If there were previous errors with
13629         the constructor type, do not warn about braces for initializers.
13630         (process_init_element): Likewise for excess initializer elements.
13632 2005-01-31  Kazu Hirata  <kazu@cs.umass.edu>
13634         * cse.c (delete_trivially_dead_insn): Don't iterate.
13636 2005-01-31  Andrew Pinski  <pinskia@physics.uc.edu>
13638         * config/rs6000/rs6000.md (copysignsf3): New expand.
13639         (copysigndf3): Likewise.
13641 2005-01-31  Steven Bosscher  <stevenb@suse.de>
13643         * recog.c (constrain_operands): Only look for earlyclobber operand
13644         conflicts if an '&' constraint was seen.
13646 2005-01-31  Marc Espie <espie@openbsd.org>
13648         * config.gcc: Don't include embedded systems fragment, switches default
13649         debugging format to ELF.
13650         * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
13651         longer pick it up there.
13653 2005-01-31  Dale Johannesen  <dalej@apple.com>
13655         * doc/extend.texi (nested functions): Fix linkage description.
13656         Clarify that static is not allowed.
13658 2005-01-31  Dale Johannesen  <dalej@apple.com>
13660         * config/rs6000/darwin.md (movsf_low_di):  Make work.
13661         (movdf_low_di):  Make work.
13663 2005-01-31  Dale Johannesen  <dalej@apple.com>
13665         * config/rs6000/darwin-tramp.asm (__trampoline_setup):
13666         Make work for 64 bit.
13668 2005-01-31  Roger Sayle  <roger@eyesopen.com>
13669             Dale Johannesen  <dalej@apple.com>
13671         PR middle-end/19650
13672         * fold-const.c (fold_binary_op_with_conditional_arg):
13673         Make types match original operands, before STRIP_NOPS.
13675 2005-01-31  Alan Modra  <amodra@bigpond.net.au>
13677         * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
13678         (struct gcc_regs): Rename from gcc_pt_regs.  Add more regs.
13679         (struct gcc_sigcontext): Delete.  Merge contents to..
13680         (struct gcc_ucontext): ..here.
13681         (get_sigcontext): Delete.
13682         (get_regs): New function, like get_sigcontext but return regs ptr.
13683         64-bit version finds regs from r1 to support vdso.
13684         (ppc_linux_aux_vector): New function.
13685         (ppc_fallback_frame_state): Modify for get_regs.  Restore fprs
13686         and vector regs.
13688 2005-01-31  Ira Rosen  <irar@il.ibm.com>
13690         * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
13691         sizetype.
13692         (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
13693         redundant fold. Fix misalignment for MINUS_EXPR.
13694         (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
13695         (vect_analyze_pointer_ref_access): Likewise.
13696         (vect_get_memtag_and_dr): Likewise.
13698 2005-01-31  Richard Henderson  <rth@redhat.com>
13700         * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
13701         (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
13702         absnegdf2_i387, absnegxf2_i387): Likewise.
13704 2005-01-31  Richard Henderson  <rth@redhat.com>
13706         PR 19696
13707         * optabs.c (expand_copysign_absneg): New.
13708         (expand_copysign_bit): Split out from ...
13709         (expand_copysign): ... here.  Use expand_copysign_absneg.
13711 2005-01-30  Roger Sayle  <roger@eyesopen.com>
13713         PR middle-end/19697
13714         * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
13715         constant as the second operand and a register as the third.
13717 2005-01-31  Danny Smith  <dannysmith@users.sourceforge.net>
13719         PR target/19704
13720         * config/i386/i386.c (ix86_function_ok_for_sibcall):  Also check
13721         that dllimport'd functions do not use all call-clobbered registers
13722         to pass parameters.
13724 2005-01-30  Richard Henderson  <rth@redhat.com>
13726         PR 19696
13727         * optabs.c (expand_absneg_bit): Split out from expand_unop and
13728         expand_abs_nojump and generalize.  Use operand_subword and
13729         emit_no_conflict_block.  Support large modes.
13730         (expand_abs_nojump): Use it.  Use HONOR_SIGNED_ZEROS to fall
13731         back to maximum.
13732         (expand_unop): Likewise.  Use HONOR_SIGNED_ZEROS to fall back
13733         negation to subtraction.
13734         (expand_copysign): Check that the format has signed zeros.
13735         Use operand_subword and emit_no_conflict_block.  Support large modes.
13737 2005-01-30  Daniel Berlin  <dberlin@dberlin.org>
13739         Fix PR tree-optimization/19624
13741         * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
13742         * tree-ssa-pre.c: Add cfgloop.h.
13743         Update comment.
13744         (pre_stats): New member, constified.
13745         (inserted_exprs): New static variable.
13746         (NECESSARY): New macro.
13747         (create_expression_by_pieces): Fold the expression, and
13748         mark it as defaulting to not necessary. Also put in
13749         inserted_exprs.
13750         (fully_constant_expression): New function.
13751         (insert_into_preds_of_block): Modify to not insert phis when we
13752         are playing with induction variables.
13753         Push phis onto the inserted_exprs vector, and mark them as not
13754         necessary by default.
13755         (insert_aux): Call fully_constant_expression on eprime.
13756         If all edges produce the same value, mark it constant.
13757         (mark_operand_necessary): New function.
13758         (remove_dead_inserted_code): New function.
13759         (init_pre): Init loop optimizer to get loop info.
13760         (fini_pre): Free loop_optimizer, and inserted_exprs vec.
13761         (execute_pre): Commit edge inserts, then remove dead code.
13763 2005-01-30  Richard Henderson  <rth@redhat.com>
13765         * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
13766         * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
13768 2005-01-30  Richard Henderson  <rth@redhat.com>
13770         PR target/19700
13771         * config/i386/i386.c (ix86_expand_copysign): New.
13772         (ix86_split_copysign_const): New.
13773         (ix86_split_copysign_var): Rename from ix86_split_copysign,
13774         rearrange op1/nmask operands.
13775         * config/i386/i386-protos.h: Update.
13776         * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
13777         (copysigndf3): Likewise.
13778         (copysignsf3_const, copysigndf3_const): New.
13779         (copysignsf3_var): Rename from copysignsf3, split out splitter
13780         and fix split predicate for X constraint.
13781         (copysigndf3_var): Similarly.
13783 2005-01-30  Kazu Hirata  <kazu@cs.umass.edu>
13785         * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
13786         doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
13787         doc/tm.texi, doc/tree-ssa.texi: Update copyright.
13789 2005-01-29  Richard Henderson  <rth@redhat.com>
13791         PR target/19690
13792         * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
13793         of # and * in constraints.
13795 2005-01-29  Richard Henderson  <rth@redhat.com>
13797         PR middle-end/19689
13798         * expr.c (store_field): Don't strip sub-mode cast when the input
13799         data is even smaller.
13801 2005-01-29  Richard Henderson  <rth@redhat.com>
13803         PR middle-end/19687
13804         * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
13805         union being empty.
13807 2005-01-29  Richard Henderson  <rth@redhat.com>
13809         * combine.c (make_field_assignment): Fix argument order
13810         to gen_int_mode.
13812 2005-01-29  Richard Guenther <richard.guenther@uni-tuebingen.de>
13814         PR tree-optimization/15791
13815         * fold-const.c (extract_array_ref): New function.
13816         (fold): Fold comparisons between &a[i] and &a[j] or
13817         semantically equivalent trees.
13819 2005-01-29  Jeff Law  <law@redhat.com>
13821         * gcse.c (insert_expr_in_table): Revamp handling of available
13822         and anticipatable occurrence lists to avoid unnecessary list
13823         walking.
13824         (insert_set_in_table): Similarly.
13826 2005-01-29  Joseph S. Myers  <joseph@codesourcery.com>
13828         * c-common.c (fix_string_type): Just use c_build_qualified_type to
13829         build string type.
13830         (c_build_qualified_type): Build qualified array types with
13831         TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
13832         * c-decl.c (c_make_fname_decl): Build unqualified array type
13833         before qualified type.
13834         (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
13835         type is qualified, not just if type itself is.  Don't apply
13836         qualifiers to array type when declarator is processed.  Apply
13837         qualifiers to field type whether or not it is an array type.
13838         Don't handle array types specially for applying qualifiers to
13839         variables.
13840         * c-typeck.c (composite_type): Build unqualified element type and
13841         array type when forming composite of array types.
13842         (common_pointer_type, comptypes, comp_target_types,
13843         type_lists_compatible_p, build_indirect_ref, build_array_ref,
13844         convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
13845         types.
13846         (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
13847         (args2) in variables a1 and a2.
13849 2005-01-29  Kazu Hirata  <kazu@cs.umass.edu>
13851         * cse.c (n_elements_made, max_elements_made): Remove.
13852         (insert): Don't touch n_elements_made.
13853         (cse_main): Don't touch n_elements_made or max_elements_made.
13855 2005-01-28  Stephane Carrez  <stcarrez@nerim.fr>
13857         PR target/15384
13858         * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
13859         configuration part of dp-bit.c to be lost.
13861 2005-01-28  Roger Sayle  <roger@eyesopen.com>
13863         * expmed.c (expand_mult_highpart_optab): When attempting to use
13864         a non-widening multiplication in a wider mode, the operands need
13865         to be converted (zero or sign extended) to that mode.
13867 2005-01-28  Ian Lance Taylor  <ian@airs.com>
13869         PR middle-end/16558
13870         PR middle-end/19583
13871         * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
13872         through if both operands fall through.
13874 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
13876         * cse.c (fold_rtx) <PC>: Don't optimize.
13878 2005-01-28  Jeff Law  <law@redhat.com>
13880         * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
13881         (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
13883 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
13885         * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
13886         cse_reg_info_used_list_end): Remove.
13887         (cse_reg_info_list, cse_reg_info_list_free): New.
13888         (get_cse_reg_info): When allocating an instance of
13889         cse_reg_info, add it to the beginning of the cse_reg_info_list
13890         list.  Remove code to maintain cse_reg_info_used_list.
13891         (new_basic_block): Reset the free list to the beginning of
13892         cse_reg_info_list.
13894 2005-01-28  Richard Sandiford  <rsandifo@redhat.com>
13896         * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
13897         (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
13898         (frv_expand_mdpackh_builtin): New function.
13899         (frv_expand_builtin): Use it to expand __MDPACKH.
13900         * doc/extend.texi (__MDPACKH): Update documentation.
13902 2005-01-28  Uros Bizjak  <uros@kss-loka.si>
13904         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
13905         SSE_FLOAT_MODE_P for use_sse computation.
13907 2005-01-28  Ralf Corsepius  <ralf.corsepius@rtems.org>
13909         PR target/19663
13910         * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
13912 2005-01-27  Richard Henderson  <rth@redhat.com>
13914         * builtins.c (expand_builtin_copysign): New.
13915         (expand_builtin): Call it.
13916         * genopinit.c (optabs): Add copysign_optab.
13917         * optabs.c (init_optabs): Initialize it.
13918         (expand_copysign): New.
13919         * optabs.h (OTI_copysign, copysign_optab): New.
13920         (expand_copysign): Declare.
13922         * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
13923         (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
13925         * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
13926         (ix86_expand_fp_absneg_operator): ... here.
13927         (ix86_split_copysign): New.
13928         * config/i386/i386-protos.h: Update.
13929         * config/i386/i386.md (UNSPEC_COPYSIGN): New.
13930         (copysignsf3, copysigndf3): New.
13932         * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
13933         (copysignsf3, ncopysignsf3): New.
13934         (copysigndf3, ncopysigndf3): New.
13935         (copysignxf3, ncopysignxf3): New.
13936         * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
13938 2005-01-27  Arend Bayer  <arend.bayer@web.de>
13939             Kazu Hirata  <kazu@cs.umass.edu>
13941         * cse.c: (find_best_addr): Don't call copy_rtx before calling
13942         fold_rtx.  Save cost recomputation if fold_rtx did nothing.
13943         (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
13944         NULL_RTX.
13946 2005-01-27  Jeff Law  <law@redhat.com>
13948         * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
13949         definitions of SSA_NAMEs which are not being rewritten.
13950         (rewrite_ssa_into_ssa): Only initialize the current definition
13951         of an SSA_NAME if that SSA_NAME has been marked for rewriting.
13952         If checking is enabled, assert that SSA_NAME_AUX is clear for all
13953         SSA_NAMEs before returning.
13955 2005-01-27  Kazu Hirata  <kazu@cs.umass.edu>
13957         * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
13958         cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
13959         tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
13960         config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
13961         config/mips/iris6.h, config/sh/sh.c: Update copyright.
13963 2005-01-27  Steven Bosscher  <stevenb@suse.de>
13965         PR middle-end/17278
13966         * opts.c (decode_options): Move flag_thread_jumps from -O1 and
13967         higher to -O2 and higher.  Likewise for tree PRE.
13968         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
13969         and better.
13971 2005-01-27  Ian Lance Taylor  <ian@airs.com>
13973         PR middle-end/19583
13974         * gimple-low.c (try_catch_may_fallthru): New static function.
13975         (block_may_fallthru): Handle TRY_CATCH_EXPR.
13976         * tree-inline.c (expand_call_inline): Don't warn about reaching
13977         the end of a non-void function being inlined if the function uses
13978         a return slot.
13980 2005-01-27  Jakub Jelinek  <jakub@redhat.com>
13982         * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
13984         PR c/18946
13985         * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
13986         (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
13987         (implicitly_declare): Handle error_mark_node.
13989 2005-01-27  Richard Henderson  <rth@redhat.com>
13991         PR tree-opt/14329
13992         * tree.h (struct tree_decl): Add debug_expr_is_from.
13993         (DECL_DEBUG_EXPR_IS_FROM): New.
13994         (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
13995         * dwarf2out.c (dwarf2out_var_location): Update to match.
13996         * tree-outof-ssa.c (create_temp): Likewise.
13997         * var-tracking.c (track_expr_p): Likewise.
13998         * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
13999         * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
14000         * toplev.c (default_tree_printer): Likewise.
14002 2005-01-27  Alexandre Oliva  <aoliva@redhat.com>
14004         * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
14005         GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
14007 2005-01-27  Steven Bosscher  <stevenb@suse.de>
14009         * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
14010         CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
14011         ASM_CLOBBERS): Add tree checks.
14013         * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
14014         (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
14015         * c-common.def (SWITCH_STMT): Update to match.
14016         * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
14017         macros instead of SWITCH_EXPR ones.
14018         * c-dump.c (c_dump_tree): Likewise.
14019         * c-gimplify.c (gimplify_switch_stmt): Likewise.
14020         * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
14022         * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
14024 2005-01-27  Alan Modra  <amodra@bigpond.net.au>
14026         * unwind-dw2.c (execute_stack_op): Add missing cases for
14027         DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
14029 2005-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
14031         * config.gcc (Obsolete configurations): Remove 'dummy', add
14032         sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
14033         sparc-*-openbsd*.
14035 2005-01-26  Diego Novillo  <dnovillo@redhat.com>
14037         PR tree-optimization/19633
14038         * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
14039         CALL_EXPRs.
14040         (maybe_create_global_var): Do not create .GLOBAL_VAR if there
14041         are no call-clobbered variables.
14042         * tree-outof-ssa.c (check_replaceable): Return false for calls
14043         with side-effects.
14045 2005-01-26  Ulrich Weigand  <uweigand@de.ibm.com>
14047         * dbxout.c (dbxout_symbol_location): Resolve constant pool references
14048         even for variables with NULL DECL_INITIAL.
14050 2005-01-26  Stuart Hastings  <stuart@apple.com>
14052         * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
14054 2005-01-26  Richard Henderson  <rth@redhat.com>
14056         PR middle-end/18008
14057         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14058         field's type.
14059         * expr.c (store_field): Strip conversions to odd-bit-sized types
14060         if the destination field width matches.
14062 2005-01-26  Richard Henderson  <rth@redhat.com>
14064         * c-decl.c, expmed.c, expr.c: Revert last change.
14066 2005-01-26  Richard Henderson  <rth@redhat.com>
14068         PR middle-end/18008
14069         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14070         field's type.
14071         * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
14072         if we don't need the bits above those present in the current mode.
14073         * expr.c (store_field): Strip conversions to odd-bit-sized types
14074         if the destination field width matches.
14076 2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
14078         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
14079         either -ffast-math or -funsafe-math-optimizations is in use.
14081 2005-01-26  Marek Michalkiewicz  <marekm@amelek.gda.pl>
14083         PR target/19293
14084         PR target/19329
14085         * config/avr/avr.c (notice_update_cc): Only set condition code for
14086         ashrqi3 if shift count > 0.
14087         (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
14088         (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
14089         ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
14090         count <= 0 as a no-op, and shift count >= width by copying zero
14091         or sign bit to all bits of the result.
14092         * config/avr/avr.md (all shifts): Add alternatives for zero shift
14093         count, with attribute "length" set to 0 and "cc" set to "none".
14095 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
14097         * doc/invoke.texi: Document -mTLS.
14099         * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
14100         * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
14101         * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
14102         * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
14103         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
14104         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
14105         * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
14106         * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
14108         * configure.ac: Check for a TLS capable gas.
14110         * configure: Regenerate.
14112 2005-01-26  Richard Henderson  <rth@redhat.com>
14114         PR middle-end/18008
14115         * combine.c (make_field_assignment): Simplify store to zero_extract
14116         from a source with an overlapping mask.
14118 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
14120         2004-11-11  Eric Christopher  <echristo@redhat.com>
14122         * config/frv/frv.md: Add fr400_integer automaton. Don't
14123         allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
14124         to TYPE_MACC.
14126 2005-01-26  Steven Bosscher  <stevenb@suse.de>
14128         PR middle-end/16585
14129         * cfgbuild.c (make_edges): Do not clear or set
14130         current_function_has_computed_jump.
14131         * function.h (struct function): Remove the has_computed_jump field.
14132         (current_function_has_computed_jump): Do not define.
14133         * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
14134         in a computed jump.  Ignore current_function_has_computed_jump.
14136 2005-01-26  Richard Henderson  <rth@redhat.com>
14138         PR middle-end/19515
14139         * expr.c (categorize_ctor_elements): New argument p_must_clear.
14140         (categorize_ctor_elements_1): Likewise.  Detect a union that isn't
14141         fully initialized.
14142         (mostly_zeros_p): Update for new categorize_ctor_elements argument.
14143         * gimplify.c (gimplify_init_constructor): Likewise.  Only shove
14144         objects into static storage if they have more than one non-zero value.
14145         * tree.h (categorize_ctor_elements): Update decl.
14147 2005-01-26  Steven Bosscher  <stevenb@suse.de>
14149         PR middle-end/19616
14150         * tree.h (CALL_EXPR_TAILCALL): Add comment.
14151         * calls.c (check_sibcall_argument_overlap_1): Revert the change
14152         to this function from 2004-07-10.
14153         * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
14154         the current function for tail call optimizations if the address
14155         of one of it its arguments is taken.
14157 2005-01-26  Kazu Hirata  <kazu@cs.umass.edu>
14159         * cse.c (fold_rtx): Call equiv_constant only when necessary.
14161 2005-01-26  Bernd Schmidt  <bernd.schmidt@analog.com>
14163         * function.c (expand_function_end): If current_function_calls_alloca,
14164         emit stack restore in a place that is reached when the function falls
14165         through at the end.
14167 2005-01-26  Alexandre Oliva  <aoliva@redhat.com>
14169         * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
14170         rule to avoid matching inappropriate suffix rule.
14172 2005-01-26  Jan Hubicka  <jh@suse.cz>
14174         PR tree-optimization/19241
14175         * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
14177 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
14179         * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
14180         -lsyssim.  Wrap -lc -lsyssim in --start-group --end-group instead
14181         of doubling.
14182         (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
14183         <sim*>: Always use crt1.o, regardless of N in simN.
14184         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14185         (ENDFILE_SPEC): Add crtn.o, after crtend.o.
14186         (CRT_CALL_STATIC_FUNCTION): Remove.
14187         * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
14188         use crt1.o, regardless of N in simN.
14189         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14190         (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
14191         (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
14192         case isystem setting.
14193         (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
14195 2005-01-25  Ian Lance Taylor  <ian@airs.com>
14197         * gimple-low.c (block_may_fallthru): Correct handling of
14198         SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
14200 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
14202         * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
14203         handlers to match indentation; nested under the mtune=* handler.
14204         Similar for mcpu= and march=.
14206 2005-01-25  Daniel Jacobowitz  <dan@codesourcery.com>
14208         * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
14209         * config/mips/linux64.h (LIB_SPEC): Likewise.
14210         * config/mn10300/linux.h (LIB_SPEC): Likewise.
14211         * config/sh/linux.h (LIB_SPEC): Likewise.
14213 2005-01-25  Aldy Hernandez  <aldyh@redhat.com>
14215         * config/frv/frv.c (frv_legitimize_tls_address): New.
14216         (TARGET_HAVE_TLS): Define.
14217         (FRV_SYMBOL_REF_TLS_P): Define.
14218         (frv_override_options): Handle new register classes.
14219         (frv_legitimate_address_p): Reject tls addresses.
14220         (frv_legitimize_address): Handle TLS addresses.
14221         (gen_inlined_tls_plt): New.
14222         (gen_tlsmoff): New.
14223         (frv_legitimize_tls_address): New.
14224         (unspec_got_name): Add TLS entries.
14225         (got12_operand): Add R_FRV_TLSMOFF12 case.
14226         (frv_emit_move): Fixup TLS addresses.
14227         (frv_emit_movsi): Legitimize TLS addresses.
14229         * config/frv/frv.h (MASK_BIG_TLS): New.
14230         (TARGET_BIG_TLS): New.
14231         (HAVE_AS_TLS): Define.
14232         (TARGET_SWITCHES): Add -mTLS and -mtls options.
14233         (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
14234         (REG_CLASS_NAMES): Same.
14235         (REG_CLASS_CONTENTS): Same.
14236         (CONSTRAINT_LEN): New.
14237         (REG_CLASS_FROM_CONSTRAINT): New.
14238         (PREDICATE_CODES): Add symbolic_operand.
14240         * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
14241         UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
14242         UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
14243         UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
14244         R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
14245         R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
14246         R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
14247         GR9_REG, GR14_REG, LRREG.
14248         (type): Add load_or_call attribute.
14249         ("load_or_call"): New reservation.
14250         ("call_gettlsoff"): New.
14251         ("tls_indirect_call"): New.
14252         ("tls_load_gottlsoff12"): New.
14253         ("tlsoff_hilo"): New.
14254         ("tls_tlsdesc_ldd"): New.
14255         ("tls_tlsoff_ld"): New.
14256         ("tls_lddi"): New.
14258         * config/frv/frv-protos.h (symbolic_operand): Protoize.
14260         2005-01-25  Alexandre Oliva  <aoliva@redhat.com>
14262         * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
14263         * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
14264         * config/frv/frv.c (TLS_BIAS): Define.
14265         (frv_output_dwarf_dtprel): New.
14267 2005-01-26  Jakub Jelinek  <jakub@redhat.com>
14269         PR rtl-optimization/19579
14270         * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
14271         both A and B, see if they don't clobber registers the other expr uses.
14273 2005-01-25  J"orn Rennecke <joern.rennecke@st.com>
14275         * real.c (do_add): Initialize signalling and canonical members.
14277         * real.c (real_from_integer): Zero out destination.
14279 2005-01-18  Jan Hubicka  <jh@suse.cz>
14281         PR tree-optimize/19337
14282         * tree-inline.c (initialize_inlined_parameters): Copy
14283         saved_static_chain_decl only.
14285 2005-01-25  Richard Henderson  <rth@redhat.com>
14287         PR target/19556
14288         PR target/19584
14289         * config/i386/i386.c (x86_inter_unit_moves): Zero.
14290         (ix86_preferred_reload_class): Rewrite fp-constant section, with
14291         80387 enabled, to return a proper subclass.  Return the subset that
14292         overlaps with GENERAL_REGS for PLUS.
14293         * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
14295 2005-01-25  Richard Henderson  <rth@redhat.com>
14297         PR middle-end/19609
14298         * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
14300 2005-01-25  Roger Sayle  <roger@eyesopen.com>
14302         * expmed.c (choose_multiplier): Change interface to return the
14303         multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
14304         (expand_divmod): Update calls to choose_multiplier.
14306 2005-01-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14308         PR middle-end/19330
14309         * expmed.c (extract_bit_field): Use adjust_address instead of
14310         gen_lowpart when op0 is a MEM.
14312 2005-01-24  Steven Bosscher  <stevenb@suse.de>
14314         * cfgexpand.c (expand_gimple_tailcall): Fix typo.
14316 2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
14318         * config/mips/irix-csr.c: New file.
14319         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14320         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14321         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14322         executables.
14324 2005-01-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
14326         PR bootstrap/19364
14327         * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
14328         sparc/elf.h, add sparc/sp-elf.h.
14329         (sparc-*-rtems*): Likewise.
14330         (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
14331         tm-dwarf2.h, add sparc/sp-elf.h.
14332         (sparc86x-*-elf): Likewise.
14333         (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
14334         * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
14335         TARGET_OS_CPP_BUILTINS.
14336         * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14337         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14338         Undefine it.
14339         * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
14340         * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
14341         (SWITCH_TAKES_ARG): Likewise.
14342         (LOCAL_LABEL_PREFIX): Likewise.
14343         (ASM_GENERATE_INTERNAL_LABEL): Likewise.
14344         (TARGET_N_FORMAT_TYPES): Delete.
14345         (TARGET_FORMAT_TYPES): Likewise.
14346         (ASM_DECLARE_FUNCTION_SIZE): Likewise.
14347         * config/sparc/elf.h: Delete.
14348         * config/sparc/sp-elf.h: New file.
14350 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
14352         * tree-flow-inline.h (phi_arg_from_edge): Remove.
14353         * tree-flow.h: Remove the corresponding prototype.
14354         * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
14355         tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
14357 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
14359         PR target/17751
14360         * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
14361         for AIX ABI or ELF -fPIC.
14362         (rs6000_emit_load_toc_table): Don't create toc_section here.
14363         (rs6000_xcoff_file_start): Nor here.
14365 2005-01-24  J"orn Rennecke <joern.rennecke@st.com>
14367         * sh.c (ra.h): Don't #include.
14368         (hard_regs_intersect_p): New function, resurrected from ra.c.
14370         * sh.c: Fix 1996 Copyright.
14372 2005-01-24  Richard Henderson  <rth@redhat.com>
14373             Aldy Hernandez  <aldyh@redhat.com>
14375         * regrename.c (note_sets): Handle subregs.
14377 2005-01-24  Joseph S. Myers  <joseph@codesourcery.com>
14379         PR bootstrap/18058
14380         * genconditions.c (write_header, write_conditions): Elide file if
14381         not GCC >= 3.0.1.
14383 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
14385         * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
14386         config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
14387         Update copyright.
14389 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
14391         * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
14392         expand_builtin_printf, expand_builtin_fprintf,
14393         expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
14394         checking against POINTER_TYPE.
14395         (validate_arglist): Handle POINTER_TYPE code by checking
14396         POINTER_TYPE_P.
14398 2005-01-24  Paolo Bonzini  <bonzini@gnu.org>
14400         * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
14401         init_rtlanal): New.
14402         (for_each_rtx): Call for_each_rtx_1.
14403         * rtl.h (init_rtlanal): Declare.
14404         * toplev.c (backend_init): Call init_rtlanal.
14406 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
14408         * flow.c (propagate_one_insn): Formatting.
14410         PR middle-end/19551
14411         * flow.c (libcall_dead_p): Be more conservative if unsure.
14412         If there are any instructions between insn and call, see if they are
14413         all dead before saying the libcall is dead.
14415 2005-01-24  Uros Bizjak  <uros@kss-loka.si>
14417         * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
14418         operand constraint for operand 0.
14420 2005-01-23  Richard Henderson  <rth@redhat.com>
14422         PR 19486
14423         * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
14424         edges leading to join block.
14426 2005-01-23  Roger Sayle  <roger@eyesopen.com>
14428         * expmed.c (expand_mult_highpart): Make static.  Change type of
14429         constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
14430         (expand_divmod): Updates calls to expand_mult_highpart by using
14431         gen_int_mode to pass a CONST_INT rtx.
14432         * rtl.h (expand_mult_highpart): Remove prototype.
14434 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
14436         * flow.c (regset_bytes, regset_size): Remove.
14438         * cfganal.c: Fix a reference to Harvey's paper.
14440 2005-01-23  Steven Bosscher  <stevenb@suse.de>
14442         PR rtl-optimization/19464
14443         * tree-optimize.c (init_tree_optimization_passes): Add one more
14444         copyrename pass just before out-of-ssa.
14446 2005-01-23  Joseph S. Myers  <joseph@codesourcery.com>
14448         PR bootstrap/18058
14449         * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
14450         * ggc-none.c (ggc_free): Define.
14452 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
14454         * cse.c (max_reg, max_insn_uid): Remove.
14455         (cse_main): Don't access max_reg or max_insn_uid.
14457         * c-common.c (explicit_flag_signed_bitfields,
14458         lang_statement_code_p, lang_expand_function_end): Remove.
14459         * c-common.h: Remove the corresponding declarations.
14460         * c-opts.c (c_common_handle_option): Remove all write access
14461         to explicit_flag_signed_bitfields.
14463         * cgraph.c (cgraph_varpool_n_nodes): Remove.
14464         (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
14465         * cgraph.h: Remove the corresponding declaration.
14467         * gcse.c (null_pointer_info): Remove.
14469 2005-01-23  Roger Sayle  <roger@eyesopen.com>
14470             Eric Botcazou  <ebotcazou@libertysurf.fr>
14472         * combine.c (simplify_logical): Only simplify logical expressions
14473         of the form ior(and(x,y),z) by the inverse distributive law if the
14474         result is cheaper than the original.
14476 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
14478         * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
14479         fold-const.c, gimplify.c, params.h, tree-data-ref.c,
14480         tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
14481         tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
14482         config/freebsd-spec.h, config/arm/arm.h,
14483         config/h8300/h8300.md, config/i386/i386.md,
14484         config/i386/predicates.md, config/i386/sse.md,
14485         config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
14486         config/vax/vax.md: Fix comment typos.  Follow spelling
14487         conventions.
14489 2005-01-23  Steven Bosscher  <stevenb@suse.de>
14491         * gengtype.c (walk_type): Produce `not equal to' compares for loop
14492         tests, instead of `less than'.
14494 2005-01-23  Richard Sandiford  <rsandifo@redhat.com>
14496         * function.c (assign_parm_setup_block): When creating a new stack slot
14497         for a parameter, get its alignment from the parameter's DECL_ALIGN
14498         rather than the type's TYPE_ALIGN.  Make sure that the parameter
14499         is at least word aligned.
14501 2005-01-22  Roger Sayle  <roger@eyesopen.com>
14503         PR middle-end/19378
14504         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
14506 2005-01-22  Richard Henderson  <rth@redhat.com>
14508         PR target/19506
14509         * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
14510         in both compare operands.
14511         (movdfcc_1_sse_max): Likewise.
14512         (movsfcc_1_sse): Likewise.  Add earlyclobber for scratch.
14513         (movdfcc_1_sse): Likewise.
14514         * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
14515         scratch register as needed.
14517 2005-01-22  Richard Henderson  <rth@redhat.com>
14519         * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
14521         * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
14523 2005-01-22  Richard Henderson  <rth@redhat.com>
14525         * genopinit.c (optabs): Use smin/smax for floating point too.
14526         * doc/md.texi: Update to match.  Clarify that floating point
14527         results are undefined for +0/-0 and NaN.
14528         * doc/rtl.texi: Likewise.
14529         * rtl.def (SMIN, SMAX): Likewise
14530         * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
14532         * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
14533         leading 's' to the name.
14534         * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
14535         smaxxf3, sminxf3): Likewise.
14536         * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
14537         Likewise.
14539 2005-01-22  Paul Brook  <paul@codesourcery.com>
14541         * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
14543 2005-01-21  Mark Dettinger  <dettinge@de.ibm.com>
14545         * config/s390/s390.c (struct processor_costs): New fields
14546         dlgr, dlr, dr, dsgfr, dsgr.
14547         (z900_cost, z990_cost): Values for new fields.
14548         (s390_rtx_costs): New cases MEM und COMPARE in switch
14549         statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
14550         DIV, MOD, UDIV, UMOD.
14552 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
14554         * config/s390/s390.md ("doloop_si64"): Reload input value directly
14555         into the register being decremented.
14556         ("doloop_si31", "doloop_di"): Likewise.
14557         ("*doloop_si_long"): Adapt pattern.
14559 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
14561         * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
14562         access registers.
14563         (CLASS_MAX_NREGS): Likewise.
14565 2005-01-21  Daniel Berlin  <dberlin@dberlin.org>
14567         * doc/tree-ssa.texi (Statement Operands): Add example for new
14568         must-def macro. Note deprecation of old operands interface.
14570 2005-01-22  Richard Sandiford  <rsandifo@redhat.com>
14572         PR tree-optimization/19484
14573         * tree-cfg.c (remove_fallthru_edge): New function.
14574         (cleanup_control_flow): Remove fallthru edges from calls that are
14575         now known not to return.
14577 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
14579         Fix PR tree-optimization/19038
14580         * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
14581         copies with loop variant ones.
14583 2005-01-22  Kazu Hirata  <kazu@cs.umass.edu>
14585         * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
14586         config/alpha/alpha-protos.h, config/alpha/alpha.h,
14587         config/alpha/alpha.md, config/alpha/predicates.md,
14588         config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
14589         config/sparc/sol2.h: Update copyright.
14591         * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
14592         first label to see if it is a nonlocal label.
14594 2005-01-22  David Edelsohn  <edelsohn@gnu.org>
14595             Andrew Pinski  <pinskia@physics.uc.edu>
14597         PR target/19491
14598         * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
14599         maximum number of GPRs.  Saturate n_fpr at maximum number of FPRs.
14601 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
14603         * config/rs6000/rtems.h: Update copyright.
14605 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
14607         PR target/19548
14608         * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
14609         (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
14610         (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
14612 2005-01-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
14614         PR c/18809
14615         * c-typeck.c (convert_arguments): Check for error_mark_node.
14617 2005-01-21  Ian Lance Taylor  <ian@airs.com>
14619         PR tree-optimization/13000
14620         * tree-inline.c: Include "tree-flow.h".
14621         (expand_call_inline): If warn_return_type, warn if non-void inline
14622         function falls through.
14623         * tree-cfg.c (execute_warn_function_return): Don't warn about
14624         control reaching end if TREE_NO_WARNING is set.  Set
14625         TREE_NO_WARNING.
14626         * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
14627         has been lowered.
14628         * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
14629         branch if we don't need one.
14630         * c-typeck.c: Include "tree-flow.h"
14631         (c_finish_bc_stmt): Don't add a goto if the current statement
14632         list doesn't fall through to the current point.
14634 2005-01-21  Roger Sayle  <roger@eyesopen.com>
14636         PR rtl-optimization/576
14637         * real.c (real_arithmetic): Change return type from void to bool
14638         to return an indication that the result may be inexact.
14639         * real.h (real_arithmeric): Update prototype.
14640         * fold-const.c (const_binop):  Don't constant fold floating
14641         point expressions when the user specifies -frounding-math and
14642         the result may depend upon the run-time rounding mode.
14643         (fold_convert_const_real_from_real): Clean-up.
14644         (fold_initializer): Ignore flag_rounding_math for initializers.
14645         * simplify-rtx.c (simplify_binary_operation): Likewise, don't
14646         constant fold FP operations with flag_rounding_math if the
14647         result may depend upon the run-time rounding mode.
14649 2005-01-21  Tom Tromey  <tromey@redhat.com>
14651         * c-cppbuiltin.c (define__GNUC__): Correct assertion.
14653 2005-01-21  Kazu Hirata  <kazu@cs.umass.edu>
14655         * tree-cfg.c: Fix comment typos.
14657 2005-01-21  J"orn Rennecke <joern.rennecke@st.com>
14659         * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
14660         around the call to rest_of_handle_branch_target_load_optimize.
14662 2005-01-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
14664         * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
14665         (sparc64-*-openbsd*): Likewise.
14666         (sparclite-*-elf*): Include tm-dwarf2.h.
14667         (sparc86x-*-elf*): Likewise.
14668         (sparc64-*-elf*): Likewise.
14669         * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
14670         (DBX_DEBUGGING_INFO): Likewise.
14671         * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
14672         (PREFERRED_DEBUGGING_TYPE): Likewise.
14673         * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
14674         * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
14675         (PREFERRED_DEBUGGING_TYPE): Likewise.
14676         * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
14677         (PREFERRED_DEBUGGING_TYPE): Likewise.
14678         * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
14680 2005-01-21  Hans-Peter Nilsson  <hp@bitrange.com>
14682         PR target/18701
14683         * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
14685 2005-01-20  Paul Brook  <paul@codesourcery.com>
14687         * doc/rtl.texi: Document value extension requirements for CONST_INT.
14689 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
14691         * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
14692         label is first in a sequence of labels.
14694         * tree-cfg.c (tree_verify_flow_info): Fix a typo.
14696 2005-01-20  Janis Johnson  <janis187@us.ibm.com>
14697             Giovanni Bajo  <giovannibajo@gcc.gnu.org>
14699         * doc/sourcebuild.texi (Test Directives): New.
14701 2005-01-20  Roger Sayle  <roger@eyesopen.com>
14703         * real.c (real_floor): Don't leave the result uninitialized when
14704         mode is VOIDMode, but return the unrounded intermediate value.
14705         (real_ceil): Likewise.
14707 2005-01-20  Paul Brook  <paul@codesourcery.com>
14709         * config/arm/arm.md (insv): Use gen_int_mode.
14711 2005-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
14713         * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
14714         * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14715         * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14716         * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14717         * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14719 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
14721         Fix PR debug/19124
14722         * dwarf2out.c (concat_loc_descriptor): We don't know we can use
14723         fbreg, so we have to assume we can't.
14724         (loc_descriptor_from_tree_1): Ditto.
14725         (containing_function_has_frame_base): New function.
14726         (add_location_or_const_value_attribute): Use it.
14727         Also try to generate a frame_base from a single element location
14728         list.
14730 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
14732         PR tree-optimization/15349
14733         * timevar.def (TV_TREE_MERGE_PHI): New.
14734         * tree-cfg.c (tree_forwarder_block_p): Add a new argument
14735         PHI_WANTED.
14736         (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
14737         calls to tree_forwarder_block_p.
14738         (remove_forwarder_block_with_phi, merge_phi_nodes,
14739         gate_merge_phi, pass_merge_phi): New.
14740         * tree-optimize.c (init_tree_optimization_passes): Add
14741         pass_merge_phi.
14742         * tree-pass.h: Add an extern for pass_merge_phi;
14744 2005-01-20  Richard Henderson  <rth@redhat.com>
14746         PR target/19418
14747         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
14748         (_mm_castps_pd, _mm_castps_si128): New.
14749         (_mm_castsi128_ps, _mm_castsi128_pd): New.
14751 2005-01-20  Richard Henderson  <rth@redhat.com>
14753         PR target/19530
14754         * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
14755         __builtin_ia32_vec_init_v2si.
14756         (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
14757         * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
14758         (ix86_init_mmx_sse_builtins): Create it.
14759         (ix86_expand_builtin): Expand it.
14760         (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
14761         * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
14762         (vec_extractv2si_0, vec_extractv2si_1): New.
14764 2005-01-20  Richard Henderson  <rth@redhat.com>
14766         PR target/16533
14767         * config/i386/i386.c (ix86_expand_push): New.
14768         * config/i386/mmx.md (push<MMXMODE>1): New.
14769         * config/i386/sse.md (push<SSEMODE>1): New.
14770         * config/i386/i386-protos.h: Update.
14772 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
14774         * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
14775         copyright.
14777 2005-01-20  Richard Henderson  <rth@redhat.com>
14779         * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
14780         * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
14782 2005-01-19  Richard Henderson  <rth@redhat.com>
14784         PR target/19350
14785         * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
14786         to V4SFmode in SSE1 fallback load path.
14788 2005-01-19  Richard Henderson  <rth@redhat.com>
14790         * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
14791         in QImode expansion to ix86_expand_vector_set.
14792         (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
14794 2005-01-19  Richard Henderson  <rth@redhat.com>
14796         PR target/19511
14797         * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
14798         subclass of the input class.
14799         (ix86_secondary_memory_needed): Always true for cross-MMX classes.
14800         Always true for cross-SSE1 classes.  Rationalize conditionals.
14801         * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
14802         * config/i386/i386.md (movsi_1): Add MMX/SSE zeros.  Fix alternatives
14803         for SSE1.  Don't check TARGET_INTER_UNIT_MOVES.
14804         (movdi_2): Add MMX/SSE zeros.
14805         (movdi_1_rex64): Likewise.  Don't check TARGET_INTER_UNIT_MOVES.
14806         (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
14807         (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14808         (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
14809         (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
14810         (zero_extendsidi2_rex64_1): Remove.
14811         (MOV0 peephole): Check GENERAL_REG_P.
14813 2005-01-19  Richard Henderson  <rth@redhat.com>
14815         PR target/19427
14816         * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
14817         shufps elements.
14818         (ix86_expand_vector_extract): Likewise.
14820 2005-01-19  Richard Henderson  <rth@redhat.com>
14822         PR middle-end/19304
14823         * expr.c (emit_move_change_mode): New argument force; use
14824         simplify_gen_subreg if true.
14825         (emit_move_via_alt_mode): Merge into ...
14826         (emit_move_via_integer): ... here.
14827         (emit_move_ccmode): Use emit_move_change_mode directly.
14829 2005-01-19  Richard Henderson  <rth@redhat.com>
14831         PR target/19518
14832         * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
14833         (alpha_preferred_reload_class): Handle CONST_VECTOR.
14834         (alpha_emit_set_const_1): Add no_output parameter; don't emit
14835         rtl if true.
14836         (alpha_emit_set_const): Likewise.  Make static.
14837         (alpha_emit_set_long_const): Make static.
14838         (alpha_extract_integer): Split out from alpha_expand_mov.
14839         (alpha_split_const_mov): Likewise.
14840         (alpha_expand_mov): Use them.  Handle CONST_VECTOR.
14841         (alpha_legitimate_constant_p): New.
14842         * config/alpha/alpha-protos.h: Update.
14843         * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
14844         (LEGITIMATE_CONSTANT_P): Re-implement with a function.
14845         * config/alpha/alpha.md (movsi): Add n alternative.
14846         (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
14847         (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
14848         (splitters for all of the above): Use alpha_split_const_mov.
14849         * config/alpha/predicates.md (non_add_const_operand): New.
14850         (non_zero_const_operand): New.
14851         (input_operand): Use alpha_legitimate_constant_p after reload.
14853 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
14855         PR tree-optimization/19038
14856         * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
14857         (add_candidate): Add ivs with increment in latch only if
14858         allow_ip_end_pos_p is true.
14859         (determine_iv_cost): Use empty_block_p.
14861 2005-01-19  Daniel Berlin  <dberlin@dberlin.org>
14863         * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
14864         (compute_dominance_frontiers): Ditto.
14866 2005-01-19  Ralf Corsepius  <ralf.corsepius@rtems.org>
14868         PR target/19529
14869         * config/sh/t-rtems: New.
14870         * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
14872 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
14874         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
14875         the offset of the selected field.
14877 2005-01-19  Kazu Hirata  <kazu@cs.umass.edu>
14879         * tree-cfg.c (remove_forwarder_block): Fix the check to
14880         prevent a nonlocal label from appearing in the middle of a
14881         basic block.
14883 2005-01-19  Hans-Peter Nilsson  <hp@axis.com>
14885         PR rtl-optimization/19462
14886         * reorg.c (find_end_label): Create return insn only if
14887         current_function_epilogue_delay_list is empty.
14889 2005-01-19  Paolo Bonzini  <bonzini@gnu.org>
14891         * doc/passes.texi: Remove paragraph mentioning new-ra.
14893 2005-01-19  Jakub Jelinek  <jakub@redhat.com>
14895         PR rtl-optimization/15139
14896         * combine.c: Include params.h.
14897         (count_rtxs): New function.
14898         (record_value_for_reg): If replace_rtx would replace at least
14899         2 occurrences of REG in VALUE and TEM is really large, replace REG with
14900         (clobber (const_int 0)) instead of TEM.
14901         * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
14902         * params.h (MAX_LAST_VALUE_RTL): New.
14903         * Makefile.in (combine.o): Depend on $(PARAMS_H).
14904         * doc/invoke.texi (--param max-last-value-rtl=N): Document.
14906         PR c/17297
14907         * c-typeck.c (digest_init): Only call build_vector if all constructor
14908         elements are *_CST nodes.
14909         * gimplify.c (gimplify_init_constructor): Likewise.
14911         PR middle-end/19164
14912         * c-typeck.c (digest_init): Only call build_vector if inside_init
14913         is a CONSTRUCTOR.
14915 2005-01-18  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
14917         * toplev.c (init_asm_output): Remove dead #ifdef.
14919 2005-01-18  Kaz Kojima  <kkojima@gcc.gnu.org>
14921         * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
14923 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
14925         * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
14926         accessing DECL_FUNCTION_CODE.
14927         * dojump.c (do_jump): Likewise.
14928         * gimplify.c (gimplify_call_expr): Likewise.
14929         * predict.c (expr_expected_value): Likewise.
14930         (strip_builtin_expect): Likewise.
14931         * tree-inline.c (estimate_num_insns_1): Likewise.
14932         * tree-ssa-loop-im.c (stmt_cost): Likewise
14933         * fold-const.c (fold): Test for BUILT_IN_NORMAL.
14934         (tree_expr_nonnegative_p): Likewise.
14936 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
14938         * config/sparc/sparc.c (load_pic_register): Emit the appropriate
14939         variant of the load_pcrel_sym pattern.
14940         * config/sparc/sparc.md (P macro): Move to the top.
14941         (load_pcrel_sym): Macroize using P.
14942         (save_register_window): Likewise.
14944 2005-01-18  Aldy Hernandez  <aldyh@redhat.com>
14946         * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
14947         ("sordered"): Same.
14949 2005-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
14951         PR C/19472
14952         * c-typeck.c (build_asm_expr): Strip nops off
14953         input memory operands.
14955 2005-01-18  David Edelsohn  <edelsohn@gnu.org>
14957         * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
14958         _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
14959         * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
14960         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
14962 2005-01-18  Joel Sherrill <joel.sherrill@oarcorp.com>
14964         PR target/19379
14965         * config/i386/i386.c (override_options): If the 80387 is disabled,
14966         then do not return FP values using FP registers.
14968 2005-01-18  Kazu Hirata  <kazu@cs.umass.edu>
14970         * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
14971         c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
14972         combine.c, config.gcc, coverage.h, cse.c, cselib.c,
14973         defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
14974         flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
14975         gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
14976         output.h, postreload-gcse.c, postreload.c, recog.c,
14977         resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
14978         targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
14979         tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
14980         tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
14981         tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
14982         tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
14983         tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
14984         unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
14986         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
14987         config/alpha/alpha.c, config/arm/vfp.md,
14988         config/i386/emmintrin.h, config/i386/i386-modes.def,
14989         config/i386/i386-protos.h, config/i386/i386.h,
14990         config/i386/pmmintrin.h, config/i386/ppro.md,
14991         config/i386/predicates.md, config/i386/xmmintrin.h,
14992         config/i860/i860.c, config/ia64/ia64-modes.def,
14993         config/ia64/ia64-protos.h, config/ia64/ia64.h,
14994         config/ia64/ia64.md, config/ia64/itanium1.md,
14995         config/ia64/itanium2.md, config/ia64/predicates.md,
14996         config/iq2000/iq2000.h, config/mips/linux64.h,
14997         config/rs6000/aix41.h, config/rs6000/aix43.h,
14998         config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
14999         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
15000         config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
15001         config/sparc/linux64.h, config/sparc/litecoff.h,
15002         config/sparc/sp64-elf.h, config/sparc/sparc.c,
15003         config/sparc/sparc.h, config/sparc/sparc.md,
15004         config/sparc/sysv4-only.h: Update copyright.
15006 2005-01-18  Richard Henderson  <rth@redhat.com>
15008         PR target/19496
15009         * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
15011 2005-01-18  Marc Espie  <espie@openbsd.org>
15012         * config/i386/openbsdelf.h: Typo.
15014 2005-01-18  Richard Henderson  <rth@redhat.com>
15016         * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
15017         special case for sse.
15018         * config/i386/predicates.md (sse_comparison_operator): Likewise.
15020 2005-01-18  Dorit Naishlos  <dorit@il.ibm.com>
15022         * tree-inline.c (estimate_num_insns_1): Added cases for
15023         ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
15025 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
15027         PR rtl-optimization/19296
15028         * combine.c (simplify_comparison): Rewrite the condition under
15029         which a non-paradoxical SUBREG of a PLUS can be lifted when
15030         compared against a constant.
15032 2005-01-18  Andi Kleen <ak@muc.de>
15034         * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
15035         * c.opt (-Wpointer-sign): Add.
15036         * doc/invoke.texi: (-Wpointer-sign): Add.
15038 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
15040         * config/i386/i386.c (override_options): Revert 2004-11-24 change.
15041         * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
15042         *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
15043         logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
15044         exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
15045         nearbyintsf2): Disable for TARGET_SSE_MATH.  Leave patterns enabled
15046         for TARGET_MIX_SSE_I387.
15047         (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
15048         sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
15049         atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
15050         log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
15051         floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
15052         (TARGET_SSE2 && TARGET_SSE_MATH).  Leave patterns enabled for
15053         TARGET_MIX_SSE_I387.
15054         (atan2sf3, atan2df3, atan2xf3): Remove register constraints
15055         from expander.
15057 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
15059         PR target/19424
15060         * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
15061         Add movaps alternative for xmm reg->reg move.
15063 2005-01-17  Jeff Law  <law@redhat.com>
15065         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
15066         at the end of the main DOM loop rather than just before DOM exits.
15068 2005-01-17  Diego Novillo  <dnovillo@redhat.com>
15070         PR tree-optimization/19121
15071         * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
15072         adding aliases to a name tag, also add them to the pointer's
15073         type tag.
15074         * tree-ssa-copy.c (merge_alias_info): Do not merge flow
15075         sensitive alias info at all.  Only check that the two pointers
15076         have compatible pointed-to sets.
15077         * tree-ssa.c (verify_name_tags): Verify that the alias set of
15078         a pointer's type tag is a superset of the alias set of the
15079         pointer's name tag.
15081 2005-01-17  James E Wilson  <wilson@specifixinc.com>
15083         PR target/19357
15084         * config/ia64/ia64.md (movxf): Handle general register source.  Adjust
15085         comment to document why.
15087 2005-01-17  Richard Henderson  <rth@redhat.com>
15089         * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
15090         sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
15091         sse2_vmsmaxv2df3_finite, sminv2df3_finite,
15092         sse2_vmsminv2df3_finite): New.
15093         (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
15094         sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
15095         Force op1 into register.
15097 2005-01-17  Kelley Cook  <kcook@gcc.gnu.org>
15099         * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
15100         bubblestrap from always rebuilding build directory.
15102 2005-01-17  Ulrich Weigand  <uweigand@de.ibm.com>
15104         * config/s390/s390.md ("*clc"): Remove incorrect '='.
15105         ("*cmpmem_short"): Likewise.
15107 2005-01-17  Steven Bosscher  <stevenb@suse.de>
15109         * basic-block.h: Document BB_* flags.
15110         * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
15111         use an sbitmap instead.
15112         * sched-rgn.c (compute_trg_info): Likewise.
15114 2005-01-17  Richard Sandiford  <rsandifo@redhat.com>
15116         * config.gcc (mips64*-*-linux*): Set the default abi to n32.  Remove
15117         redundant target_cpu_default and extra_parts lines.  Use the default
15118         "from-abi" ISA.
15119         * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
15120         (SUBTARGET_EXTRA_SPECS): Delete.
15121         (DRIVER_SELF_SPECS): Remove architecture lines.  Set the ABI directly.
15122         (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
15123         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
15124         and "n32" for -mabi=n32.
15126 2005-01-17  Ian Lance Taylor  <ian@airs.com>
15128         PR c/5675
15129         * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
15130         fold constant variables into initial values.
15132 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
15134         * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
15136         * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
15137         through the statements backward.
15139 2005-01-17  Ian Lance Taylor  <ian@airs.com>
15141         PR middle-end/13127:
15142         * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
15143         a variable set to the return value of the inlined function.
15145 2005-01-17  Mark Dettinger  <dettinge@de.ibm.com>
15147         * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
15148         when modes are tieable.
15150 2005-01-17  Ranjit Mathew  <rmathew@hotmail.com>
15152         * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
15153         of pthread_create to find out if threads are enabled.
15154         * gthr-posix95.h (__gthread_active_p): Likewise.
15156 2005-01-17  Paolo Bonzini  <bonzini@gnu.org>
15158         * common.opt (-fnew-ra): Remove.
15159         * ra*.*: Remove.
15160         * toplev.h (flag_new_regalloc): Remove.
15161         * Makefile.in (ra*.*): Don't mention.
15162         * passes.c (rest_of_handle_new_regalloc): Remove.
15163         (rest_of_handle_combine, rest_of_compilation): Always consider
15164         flag_new_regalloc as false.
15165         * doc/invoke.texi: Don't document -fnew-ra.
15167 2005-01-17  Paolo Bonzini <bonzini@gnu.org>
15169         * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
15170         last parameter to reg_scan.
15171         * loop.c (loop_optimize): Likewise.
15172         * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
15173         rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
15174         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
15175         rest_of_handle_gcse, rest_of_handle_loop_optimize,
15176         rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
15177         * regclass.c (reg_scan): Likewise, for the declaration.
15178         * rtl.h (reg_scan): Likewise, for the prototype.
15180 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
15182         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
15183         mark_dfs_back_edges.
15185 2005-01-16  Daniel Berlin  <dberlin@dberlin.org>
15187         * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
15188         (compute_avail): Uses don't go in tmp_gen.
15190 2005-01-16  Steven Bosscher  <stevenb@suse.de>
15192         * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
15193         loop to look for a free slot in a page entry.
15195 2005-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15197         PR target/16304
15198         * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
15199         * toplev.c (compile_file): Call process_pending_assemble_output_defs
15200         just before targetm.asm_out.file_end.
15201         * tree.h (process_pending_assemble_output_defs): Declare.
15202         * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
15203         New functions.
15204         (assemble_alias): Defer generation of assembly code for defines when
15205         TARGET_DEFERRED_OUTPUT_DEFS is true.
15206         * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15207         * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15208         * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
15210 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15212         PR target/19336
15213         * pa.c (pa_scalar_mode_supported_p): New function.
15214         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15215         * pa.h (MIN_UNITS_PER_WORD): Add comment.
15217         * pa-protos.h (prefetch_operand): Delete.
15218         (prefetch_cc_operand, prefetch_nocc_operand): New declations.
15219         * pa.c (prefetch_operand): Delete.
15220         (prefetch_cc_operand, prefetch_nocc_operand): New functions.
15221         * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
15222         (PREDICATE_CODES): Delete prefetch_operand.  Add prefetch_cc_operand
15223         and prefetch_nocc_operand.
15224         * pa.md (prefetch): Rework to avoid reload problems handling short
15225         displacements when a cache control completer needs to be provided.
15226         (prefetch_32, prefetch_64): Delete.
15227         (prefetch_cc, prefetch_nocc): New patterns.
15229 2005-01-15  David Edelsohn  <edelsohn@gnu.org>
15231         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
15233 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15235         PR ada/19388
15236         * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
15237         exceeds maximum alignment for global common data.
15238         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
15239         * som.h (MAX_OFILE_ALIGNMENT): Likewise.
15241 2004-01-15  Roger Sayle  <roger@eyesopen.com>
15243         * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
15245 2004-01-15  Roger Sayle  <roger@eyesopen.com>
15247         * harg-reg-set.h (reg_class_names): Prototype global array.
15248         * regclass.c (reg_class_names): Declare here and initialize to
15249         REG_CLASS_NAMES.
15250         (dump_regclass): Remove local declaration of reg_class_names.
15251         (regclass): Likewise.
15252         * cfg.c (dump_flow_info): Likewise.
15253         * ra-debug.c (reg_class_names): Likewise.
15254         * regrename.c (reg_class_names): Likewise.
15255         * reload.c (reg_class_names): Likewise.
15256         * reload1.c (spill_failure): Likewise.
15257         * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
15259 2005-01-15  Ulrich Weigand  <uweigand@de.ibm.com>
15261         * config/s390/s390.md ("reload_outti"): Remove predicate for
15262         output operand.  Abort if operand is not a MEM.
15263         ("reload_outdi", "reload_outdf"): Likewise.
15265 2005-01-15  Marc Espie  <espie@openbsd.org>
15267         * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
15268         (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
15269         * config/openbsd.h:  Fix C++ includes for native configurations.
15270         Add proper OS_CPP_BUILTINS.  Fix libspec for recent OpenBSD.
15271         Add trampoline support.
15272         * config/i386/openbsdelf.h: New.
15274 2005-01-15  Marc Espie  <espie@openbsd.org>
15276         * collect2.c (main): Explicitly parse -dynamic-linker option.
15278 2005-01-15  Jakub Jelinek  <jakub@redhat.com>
15280         PR tree-optimization/19060
15281         * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
15282         Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
15283         (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
15284         and handle extract_range_from_cond returning false.
15285         * fold-const.c (fold): Optimize comparisons with min/max even for
15286         width > HOST_BITS_PER_WIDE_INT.
15288 2005-01-15  Ralf Corsepius  <ralf.corsepius@rtems.org>
15290         * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
15291         * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
15292         Remove little endian multilib variants.
15293         Add mips32 multilib variant.
15295 2005-01-15  Kazu Hirata  <kazu@cs.umass.edu>
15297         * explow.c (copy_all_reg, stabilize): Remove.
15298         * expr.h: Remove the corresponding prototypes.
15300         * rtlanal.c (regs_set_between_p): Remove.
15301         * rtl.h: Remove the corresponding prototype.
15303 2005-01-14  David Edelsohn  <edelsohn@gnu.org>
15305         * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
15306         to rs6000_nonimmediate_operand.
15307         * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
15308         rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
15309         * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
15310         rs6000_nonimmediate_operand.
15311         * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
15312         rs6000_nonimmediate_operand.
15314 2005-01-14  Andrew Pinski  <pinskia@physics.uc.edu>
15316         * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
15318 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
15320         * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
15321         on e500v2.
15322         (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
15323         (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
15325         * config/rs6000/rs6000.c (invalid_e500_subreg): New.
15326         (rs6k_nonimmediate_operand): New.
15327         (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
15328         correctly.
15329         (legitimate_lo_sum_address_p): Same.
15330         (rs6000_legitimize_address): Same.
15331         (rs6000_legitimize_reload_address): Same.
15332         (rs6000_legitimate_address): Same.
15333         (spe_build_register_parallel): Pass DF and DC modes in a DI
15334         register.
15336         * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
15337         to rs6k_nonimmediate_operand.
15339         * config/rs6000/spe.md ("*frob_df_di"): New.
15340         ("*frob_di_df"): New.
15341         ("*frob_di_df_2"): New.
15342         ("*mov_sidf_e500_subreg0"): New.
15343         ("*mov_sidf_e500_subreg4"): New.
15344         ("*movdf_e500_double"): Change predicate to
15345         rs6k_nonimmediate_operand.
15347 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
15349         * postreload.c (move2add_note_store): Only call
15350         trunc_int_for_mode on scalar integers.
15352 2005-01-14  Steven Bosscher  <stevenb@suse.de>
15354         * tree-ssa-dce.c (visited_control_parents): New sbitmap to
15355         replace BB_VISITED uses.
15356         (find_obviously_necessary_stmts): Don't clear BB_VISITED.
15357         (propagate_necessity): Check the bitmap instead of BB_VISITED.
15358         (tree_dce_done): Free visited_control_parents.
15359         (perform_tree_ssa_dce): Allocate and clear it.
15360         * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
15361         (compute_antic): Iterate from here using a DFS.  Use an sbitmap
15362         instead of BB_VISITED.
15364 2005-01-14  Kazu Hirata  <kazu@cs.umass.edu>
15366         * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
15367         rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
15368         Remove unused prototypes.
15370 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
15372         * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
15373         64-bit register usage.
15374         (spe_func_has_64bit_regs_p): Add FIXME note.
15376 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
15378         * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
15379         flag_finite_math_only with flag_unsafe_math_optimizations.
15381 2005-01-14  J. D. Johnston  <jjohnst@us.ibm.com>
15383         * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
15384         end-of-stack check.
15385         (__tpf_eh_return): Copy TPF private stack area from the module
15386         boundary stack frame.  Add check for when module addresses are
15387         equal, but no stub address is found.
15389 2005-01-14  Richard Earnshaw  <rearnsha@arm.com>
15391         PR target/7525
15392         * arm.h (struct machine_function): Add call_via field.
15393         (thumb_call_via_label): Declare.
15394         * arm.c (thumb_call_via_label): New variable.
15395         (thumb_call_reg_needed): New variable.
15396         (arm_output_function_epilogue): For Thumb code, output any per-function
15397         call-indirect trampolines.
15398         (thumb_call_via_reg): New function.
15399         (arm_file_end): New function.
15400         (TARGET_ASM_FILE_END): Call arm_file_end.
15401         (aof_file_end): Likewise.
15402         * arm-protos.h (thumb_call_via_reg): Declare.
15403         * arm.md (call_reg_thumb, call_value_reg_thumb): Call
15404         thumb_call_via_reg in normal case.
15406 2005-01-14  Jakub Jelinek  <jakub@redhat.com>
15408         PR middle-end/19084
15409         PR rtl-optimization/19348
15410         * recog.c (peephole2_optimize): Do global life update if some peephole
15411         decides it doesn't need at least one of its inputs and that change
15412         influences liveness at the start of the basic block.
15414         * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
15415         arguments instead of 1.
15417 2005-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
15419         PR middle-end/18820
15420         * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
15421         zero for nested functions needing a static chain or functions
15422         with a non-constant address.
15424 2005-01-13  Roger Sayle  <roger@eyesopen.com>
15426         * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
15427         (and (sign_extend X) C) into (zero_extend (and X C)).
15429 2005-01-13  David O'Brien  <obrien@FreeBSD.org>
15431         * config/freebsd-spec.h:  Make KSE pthread lib logic the default.
15433 2005-01-13  Richard Henderson  <rth@redhat.com>
15435         PR target/19009
15436         PR target/19250
15437         PR target/19252
15438         * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
15439         bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
15440         not just TARGET_SSE.
15441         (cmpfp_i_387): Rename from cmpfp_i.  Move after sse patterns.
15442         (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
15443         (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
15444         (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
15445         (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
15446         (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
15447         (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
15448         fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
15449         (movdicc_c_rex64): Rename with '*'.
15450         (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
15451         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
15452         (movsfcc_1_387): Rename from movsfcc_1.
15453         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
15454         (movdfcc_1, movdfcc_1_rex64): Add check for 387.
15455         (sminsf3, smaxsf3, smindf3, smaxdf3): New.
15456         (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
15457         mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
15458         maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
15459         sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
15460         sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
15461         sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
15462         sse_movdfcc_const0_4): Remove.
15463         * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
15464         recognize min/max early.  Update for changed sse cmove patterns.
15465         (ix86_split_sse_movcc): New.
15466         * config/i386/i386-protos.h: Update.
15468 2005-01-13  Steven Bosscher  <stevenb@suse.de>
15470         * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
15471         (fix_stmt_v_may_defs): Likewise.
15473 2005-01-13  Richard Henderson  <rth@redhat.com>
15475         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
15476         for converting the mask.
15478 2005-01-13  David Edelsohn  <edelsohn@gnu.org>
15480         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
15481         definition to 600.
15483 2005-01-13  Richard Henderson  <rth@redhat.com>
15485         * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
15486         IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
15487         IX86_BUILTIN_MOVDQ2Q): Remove.
15488         (IX86_BUILTIN_VEC_EXT_V4SI): New.
15489         (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
15490         (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
15491         shuffling.
15492         * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
15493         (sse2_pextrw): Fix immediate constraint.
15494         (sse2_loadq, sse2_loadq_rex64): Remove.
15495         * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
15496         Use __builtin_ia32_vec_ext_<size>.
15497         (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
15499 2005-01-13  Aldy Hernandez  <aldyh@redhat.com>
15501         * function.c (assign_parm_setup_block): Look inside original
15502         entry_parm when inspecting PARALLEL.
15504 2005-01-13  Ralf Corsepius  <ralf.corsepius@rtems.org>
15505             Joel Sherrill  <joel@oarcorp.com>
15507         PR target/19399
15508         * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
15509         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
15510         rtems_gxx_recursive_mutex_init.
15511         (__gthread_recursive_mutex_lock): New function.
15512         (__gthread_recursive_mutex_trylock): Likewise.
15513         (__gthread_recursive_mutex_unlock): Likewise.
15515 2005-01-13  Ralf Corsepius <ralf.corsepius@rtems.org>
15517         * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
15519 2005-01-13  Jan Beulich  <jbeulich@novell.com>
15521         * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
15522         (ashrti3_internal): Indicate output is early clobber. Generate result
15523         into output rather than first input. Use move for low word of output
15524         if shift count is exactly 64.
15525         (lshrti3_internal): Likewise.
15527 2005-01-13  Hans-Peter Nilsson  <hp@bitrange.com>
15529         PR target/18329
15530         PR target/18330
15531         * reload1.c (delete_output_reload): Don't delete an output reload
15532         if the pseudo lives longer than a single basic block.  Adjust and
15533         improve wording of comment.
15535 2005-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
15537         PR target/19334
15538         * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
15539         of TYPE_SIZE where we mean the number of bytes.
15541 2005-01-12  Aldy Hernandez  <aldyh@redhat.com>
15543         * function.c (assign_parm_setup_block): Relax condition on
15544         multi-register optimization.
15546 2005-01-12  Nick Clifton  <nickc@redhat.com>
15548         * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
15549         an "in_delay_slot" attribute of "no" to prevent them being used in
15550         delay slots.  This is forbidden because they might generate
15551         exceptions.
15553 2005-01-12  Alan Modra  <amodra@bigpond.net.au>
15555         PR target/19389
15556         * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
15557         with r->Y and Y->r.
15559 2005-01-12  Nick Clifton  <nickc@redhat.com>
15561         * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
15562         passed on to GAS) but do not define, as GAS no longer supports or
15563         needs the -m2000 option.
15565 2005-01-11  Roger Sayle  <roger@eyesopen.com>
15567         * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
15568         type as args of unprototyped builtins aren't automatically promoted.
15569         (fold_builtin_abs): Likewise.
15571 2005-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
15573         * Makefile.in: Set a `build-warn' variable.
15575 2005-01-11  Zdenek Dvorak  <dvorakz@suse.cz>
15577         PR tree-optimization/17949
15578         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
15579         (find_interesting_uses_address): Use it.
15581 2005-01-11  Aldy Hernandez  <aldyh@redhat.com>
15583         * regrename.c (kill_value): Handle subreg's that won't simplify.
15585 2005-01-11  Richard Henderson  <rth@redhat.com>
15587         PR target/13366
15588         * config/i386/i386.h (enum ix86_builtins): Move ...
15589         * config/i386/i386.c: ... here.
15590         (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
15591         IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
15592         IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
15593         IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
15594         IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD,  IX86_BUILTIN_STOREHPD,
15595         IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
15596         IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
15597         IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
15598         IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
15599         IX86_BUILTIN_LOADDDUP): Remove.
15600         (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
15601         IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
15602         IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
15603         IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
15604         IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
15605         (ix86_init_builtins): Make static.
15606         (ix86_init_mmx_sse_builtins): Update for changed builtins.
15607         (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
15608         if all the modes match.  Otherwise, fake it.
15609         (get_element_number, ix86_expand_vec_init_builtin,
15610         ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
15611         (ix86_expand_builtin): Make static.  Update for changed builtins.
15612         (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
15613         operand instead of sse2_loadsd.  Cast sse1 fallback to V4SFmode.
15614         (ix86_expand_vector_init_duplicate): New.
15615         (ix86_expand_vector_init_low_nonzero): New.
15616         (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
15617         Split out from ix86_expand_vector_init; handle integer modes.
15618         (ix86_expand_vector_init): Use them.
15619         (ix86_expand_vector_set, ix86_expand_vector_extract): New.
15620         * config/i386/i386-protos.h: Update.
15621         * config/i386/predicates.md (reg_or_0_operand): New.
15622         * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
15623         (movv2sf_internal): Likewise.  And a splitter to match them all.
15624         (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
15625         vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
15626         vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
15627         vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
15628         (mmx_pinsrw): Fix operand ordering.
15629         * config/i386/sse.md (movv4sf splitter): Use direct pattern,
15630         rather than sse_loadss expander.
15631         (movv2df splitter): Similarly.
15632         (sse_loadss, sse_loadlss): Remove.
15633         (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
15634         (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
15635         (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
15636         (sse3_movddup): Rename with '*'.
15637         (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
15638         (sse2_loadsd): Remove.
15639         (vec_dupv2df_sse3): Rename from sse3_loadddup.
15640         (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
15641         (sse2_pinsrw): Fix argument ordering.
15642         (sse2_loadld, sse2_loadq): Add sse1 alternatives.
15643         (sse2_stored): Remove 'r' destination.
15644         (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
15645         vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
15646         vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
15647         vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
15648         vec_extractv16qi, vec_initv16qi): New.
15650         * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
15651         (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
15652         _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
15653         constructor form.
15654         (_mm_load_pd, _mm_store_pd): Use plain dereference.
15655         (_mm_load_si128, _mm_store_si128): Likewise.
15656         (_mm_load1_pd): Use _mm_set1_pd.
15657         (_mm_load_sd): Use _mm_set_sd.
15658         (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
15659         (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
15660         (_mm_set_epi64): Use _mm_set_epi64x.
15661         (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
15662         _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
15663         _mm_setr_epi8): Use _mm_set_foo form.
15664         (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
15665         (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
15666         (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
15667         (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
15668         * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
15669         (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
15670         (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
15671         (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
15672         (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
15673         * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
15674         (_mm_movedup_pd): Use _mm_shuffle_pd.
15675         * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
15676         _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
15677         (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
15678         _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
15679         Use _mm_setzero_ps.
15680         (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
15681         (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
15682         (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
15683         (_mm_store_ps): Use raw dereference.
15684         (_mm_store1_ps): Use _mm_storeu_ps.
15685         (_mm_storer_ps): Use _mm_store_ps.
15686         (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
15687         (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
15689 2005-01-11  Stan Shebs  <shebs@apple.com>
15691         * config/rs6000/rs6000.c (machopic_output_stub): Issue
15692         ldu instead of lwzu if 64-bit -mdynamic-no-pic.
15694 2005-01-11  Andrew Pinski  <pinskia@physics.uc.edu>
15696         PR target/18761
15697         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
15698         Skip all DECLs except for FIELD_DECLs.
15700 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
15702         * config/s390/s390.c (override_options): Return error if
15703         -mbackchain, -mpacked-stack and -mhard-float are used together.
15704         (s390_va_start): Remove the backchain && packed-stack special case.
15705         (s390_gimplify_va_arg): Likewise.
15706         * doc/invoke.texi: Remove the ABI incompatibility note.
15708 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
15710         * config/s390/s390.c (struct s390_frame_layout): Remove
15711         save_backchain_p.
15712         (s390_frame_info, s390_emit_prologue): Replace occurrences of
15713         save_backchain_p with TARGET_BACKCHAIN.
15715 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
15717         PR target/18916
15718         * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
15719         * expr.h (struct locate_and_pad_arg_data): Add "boundary".
15720         * function.c (locate_and_pad_parm): Set new field.
15721         (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
15722         Tweak where_pad test to include "none".  Always set mem align for
15723         stack_parm.
15724         (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
15725         not sufficient for type.
15726         (assign_parm_setup_block): If stack_parm is zero on entry, always
15727         make a new stack local.  Block move old stack parm if necessary
15728         to new aligned stack local.
15729         (assign_parm_setup_stack): Use a block move to handle
15730         potentially misaligned entry_parm.
15731         (assign_parms_unsplit_complex): Specify required alignment when
15732         creating stack local.
15733         * calls.c (compute_argument_addresses): Override alignment of stack
15734         arg calculated from its type with the alignment given by
15735         FUNCTION_ARG_BOUNDARY.
15736         (store_one_arg): Likewise.
15738 2005-01-11  Jan Beulich  <jbeulich@novell.com>
15740         * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
15741         Change respective itanium_class attribute to ialu.
15742         (shladdp4_internal): New.
15743         * config/ia64/predicates.md (shladd_log2_operand): New.
15745 2005-01-11  Richard Henderson  <rth@redhat.com>
15747         * expr.c (store_constructor): Use rtvec_alloc instead of
15748         alloca+gen_rtvec_v, and an incorrect number passed to alloca.
15750 2005-01-11  Kazu Hirata  <kazu@cs.umass.edu>
15752         * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
15754 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
15756         * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
15757         * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
15758         (TARGET_RWRELOC): Define.
15759         (ia64_rwreloc_section_type_flags): Delete.
15760         (ia64_section_type_flags): New function.
15761         * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
15762         (TARGET_RWRELOC): Define.
15764 2005-01-10  David Mosberger  <davidm@hpl.hp.com>
15766         PR target/18987
15767         * config/ia64/ia64.c (process_set): For alloc insn, only call
15768         process_epilogue is !frame_pointer_needed.
15770 2005-01-10  Roger Sayle  <roger@eyesopen.com>
15772         PR c++/19355
15773         * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
15774         unary operator and can't be treated as a binary/comparison operator.
15776 2005-01-10  Richard Henderson  <rth@redhat.com>
15778         * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
15779         (ix86_return_in_memory): Likewise.
15780         (function_arg_advance):  Likewise.  Mirror structure in function_arg
15781         for choosing register to advance.
15783 2005-01-10  Kazu Hirata  <kazu@cs.umass.edu>
15785         * tree-vectorizer.c, tree.def: Fix comment typos.
15787 2005-01-10  Mark Dettinger  <dettinge@de.ibm.com>
15789         * config/s390/s390.c (struct processor_costs): 4 new fields:
15790         ddbr, ddr, debr, der.
15791         (s390_rtx_costs): More precise handling of divide instructions.
15793 2005-01-10  David Edelsohn  <edelsohn@gnu.org>
15795         * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
15797 2005-01-10  Jan Beulich  <jbeulich@novell.com>
15799         * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
15800         names resulting from -ffunction-sections/-fdata-sections and linkonce
15801         ones.
15802         * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
15803         based on the section name. Rearrange the section name comparison logic
15804         slightly so that each section name is compared against at most once.
15806 2005-01-10  Ben Elliston  <bje@au.ibm.com>
15808         * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
15809         targets for which -fPIC reduces limitations on the GOT size.
15811 2005-01-09  Falk Hueffner  <falk@debian.org>
15813         * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
15814         X/C1 cmpop C2.
15816 2005-01-09  David Edelsohn  <edelsohn@gnu.org>
15818         PR target/18720
15819         * collect2.c (main): Set aixrtl_flag for -brtl option.
15820         (resolve_lib_name): Search for .so file extension before .a
15821         if aixrtl_flag set.
15823 2005-01-09  Dorit Naishlos  <dorit@il.ibm.com>
15825         * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
15826         (vect_analyze_data_refs_alignment): Add dump prints.
15828 2005-01-09  Ira Rosen  <irar@il.ibm.com>
15830         * tree-vectorizer.c (vect_analyze_offset_expr): Use
15831         expr_invariant_in_loop_p.
15832         Initialize outputs first thing in the function.
15833         (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
15834         (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
15835         (vect_analyze_pointer_ref_access): Check that the initial condition of
15836         the access function is loop invariant.
15838 2005-01-09  Richard Henderson  <rth@redhat.com>
15840         * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
15841         (ix86_expand_builtin): Likewise.  Frob MASKMOVQ wrt the input mem
15842         just like MASKMOVDQU.  Return plain zero for MMX_ZERO.
15843         * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
15844         mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
15845         movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
15846         movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
15847         sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
15848         ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
15849         mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
15850         mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
15851         sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
15852         mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
15853         mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
15854         gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
15855         ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
15856         mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
15857         mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
15858         mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
15859         eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
15860         pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
15861         pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
15862         pswapdv2sf2): Move to mmx.md; rename as necessary with leading
15863         mmx_ prefix.
15864         (mmx_clrdi, pavgusb): Remove.
15865         (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
15866         with leading sse_ prefix.
15867         * config/i386/sse.md: Receive them.
15868         * config/i386/mmx.md: New file.
15869         (MMXMODE12, MMXMODE24, mmxvecsize): New.
15870         (subrv2sf3): Turn into expander for normal subtraction.
15871         (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
15872         mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
15873         mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
15874         mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
15875         commutative; use ix86_binary_operator_ok.
15876         (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
15877         mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
15878         mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
15879         mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
15880         mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
15881         Macroize from existing patterns; use ix86_binary_operator_ok.
15882         (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
15883         (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
15884         mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise.  Model
15885         with vec_select+vec_concat.
15886         (mmx_pshufw, mmx_pshufw_1): Likewise.
15887         (mmx_uavgv8qi3): Merge pavgusb.  Model correcty.
15888         (mmx_uavgv4hi3): Model correctly.
15889         * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
15890         _mm_xor_si64): Remove casts.
15892 2005-01-09  Zdenek Dvorak  <dvorakz@suse.cz>
15894         PR tree-optimization/19224
15895         * tree-scalar-evolution.c (get_instantiated_value,
15896         set_instantiated_value): New functions.
15897         (instantiate_parameters_1): Cache the results.
15898         (instantiate_parameters, resolve_mixers): Initialize and free
15899         the cache.
15901 2005-01-08  David Edelsohn  <edelsohn@gnu.org>
15903         * config/i386/i386.md (addhi_4): Correct reference in comment.
15904         (addqi_4): Same.
15906 2005-01-08  Richard Henderson  <rth@redhat.com>
15908         * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
15909         (_mm_cvtsi128_si64x): Likewise.
15910         (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
15911         _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
15912         the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
15913         * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
15914         * config/i386/i386-protos.h: Update.
15915         * config/i386/i386.c (print_operand): Add 'H'.
15916         (ix86_fixup_binary_operands): Split out from ...
15917         (ix86_expand_binary_operator): ... here.
15918         (ix86_fixup_binary_operands_no_copy): New.
15919         (ix86_expand_fp_absneg_operator): Handle vector mode results.
15920         (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
15921         (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
15922         (safe_vector_operand): Use CONST0_RTX.
15923         (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
15924         (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
15925         CODE_FOR_sse2_maskmovdqu.  Special case SSE version of MASKMOVDQU
15926         expansion.  Update names for sse{,2,3}_ prefixes.  Remove *maskncmp*
15927         special cases.
15928         * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
15929         (IX86_BUILTIN_CMPNGESS): New.
15930         * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
15931         (attr type): Add sselog1.
15932         (attr unit, attr memory): Handle it.
15933         (movti, movti_internal, movti_rex64): Move near other integer moves.
15934         (movtf, movtf_internal): Move near other fp moves.
15935         (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
15936         vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
15937         movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
15938         movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
15939         sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
15940         sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
15941         sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
15942         mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
15943         rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
15944         sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
15945         sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
15946         sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
15947         vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
15948         smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
15949         cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
15950         cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
15951         vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
15952         vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
15953         sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
15954         sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
15955         cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
15956         cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
15957         cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
15958         cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
15959         ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
15960         subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
15961         smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
15962         sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
15963         sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
15964         sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
15965         gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
15966         ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
15967         ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
15968         sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
15969         sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
15970         sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
15971         sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
15972         sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
15973         sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
15974         sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
15975         mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
15976         addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
15977         movsldup, lddqu, loadddup, movddup): Move to sse.md.  Any with
15978         non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
15979         same time.
15980         (SSEPUSH, push<SSEPUSH>): Remove.
15981         (MMXPUSH, push<MMXPUSH>): Remove.
15982         (sse_movaps, sse_movaps_1, sse_movups): Remove.
15983         (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
15984         (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
15985         (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
15986         (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
15987         (maskncmpv2df3, vmmaskncmpv2df3): Remove.
15988         (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
15989         (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
15990         * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
15991         (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
15992         * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
15993         (ppro_sse_log_V4SF_load): Similarly.  Handle sselog1.
15994         (ppro_sse_log_V4SF): Handle sselog1.
15995         * config/i386/predicates.md (const_0_to_1_operand): New.
15996         (const_0_to_255_mul_8_operand): New.
15997         (const_1_to_31_operand): Rename from const_int_1_31_operand.
15998         (const_2_to_3_operand, const_4_to_7_operand): New.
15999         * config/i386/sse.md: New file.
16000         (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
16001         (sse_movups): Rename from sse_movups_1.
16002         (sse_loadlss): Rename from sse_loadss_1.
16003         (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
16004         from the name.
16005         (negv4sf2): Use ix86_expand_fp_absneg_operator.
16006         (absv4sf2, negv2df, absv2df): New.
16007         (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
16008         (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
16009         iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
16010         smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
16011         umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
16012         (sse3_addsubv4sf3): Model correctly.
16013         sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
16014         sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
16015         (sse_movhlps): Model with vec_select+vec_concat.
16016         (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
16017         sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
16018         sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
16019         sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
16020         sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
16021         sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
16022         sse2_pshufhw_1): Likewise.
16023         (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
16024         (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
16025         sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
16026         ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
16027         sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
16028         ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
16029         (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
16030         sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
16031         mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
16032         sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
16033         sminv8hi3): Mark commutative
16034         operands.  Use ix86_binary_operator_ok.
16035         (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
16036         sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
16037         sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
16038         sse2_punpcklqdq): Allow operand2 in memory.
16039         (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
16040         sse2_movsd): Add memory alternatives.
16041         (sse_storelps): Turn expander into an insn; split after reload.
16042         (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
16043         (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
16045 2005-01-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
16047         * configure.ac (DWARF-2 debug_line): Use objdump.
16048         * configure: Regenerate.
16050 2005-01-08  Jeff Law  <law@redhat.com>
16051             Diego Novillo  <dnovillo@redhat.com>
16053         PR tree-optimization/18241
16054         * tree-nrv.c (tree_nrv): Ignore volatile return values.
16055         * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
16056         statements with volatile operands.
16057         * tree-ssa-operands.c (add_stmt_operand): Do add volatile
16058         operands after marking a statement with has_volatile_ops.
16060 2005-01-08  Roger Sayle  <roger@eyesopen.com>
16062         * tree.c (int_fits_type_p): Always honor integer constant
16063         TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
16065 2005-01-08  Roger Sayle  <roger@eyesopen.com>
16067         * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
16068         the latent bug in rtl_delete_block has been resolved.
16070 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
16072         * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
16073         (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
16075 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
16077         * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
16078         library as @multilib_dir@/$(SHLIB_SONAME).
16080 2005-01-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
16082         * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
16083         * configure: Regenerate.
16085 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
16087         * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
16088         TYPE_MODE.
16090 2005-01-07  David Edelsohn  <edelsohn@gnu.org>
16092         PR target/13674
16093         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
16094         Convert non-word aligned offset address using ld/std into
16095         indirect address.
16097 2005-01-07  Richard Henderson  <rth@redhat.com>
16099         * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
16101 2005-01-07  Richard SAndiford  <rsandifo@redhat.com>
16103         * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
16105 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
16107         PR tree-optimization/19283
16108         * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
16109         is not shorter than the original type.
16111         PR rtl-optimization/19012
16112         * config/i386/i386.md (addqi_1_slp): Set memory attribute.
16114         PR rtl-optimization/18861
16115         * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
16116         (FULL_STATE): Define.
16117         (mark_tablejump_edge): New function.
16118         (purge_dead_tablejump_edges): New function.
16119         (find_bb_boundaries): Use it.
16121         PR tree-optimization/18828
16122         * builtins.c (expand_builtin_next_arg): Remove argument and all
16123         the argument checking.
16124         (expand_builtin): Adjust caller.
16125         (expand_builtin_va_start): Likewise.  Remove error for too many
16126         arguments.
16127         (fold_builtin_next_arg): Issue error for too many arguments.
16128         After checking arguments, replace them with magic arguments that
16129         prevent further checking of the args.
16131 2005-01-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
16133         * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
16135 2005-01-06  Roger Sayle  <roger@eyesopen.com>
16137         PR target/6077
16138         * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
16139         and %{.S:...} (and their negative variants) to test whether the
16140         input file is assembler or pre-processed-assembler independent of
16141         the actual filename extension.
16143 2005-01-06  Roger Sayle  <roger@eyesopen.com>
16145         * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
16146         of sign or zero extended values.
16148 2005-01-06  Geoffrey Keating  <geoffk@apple.com>
16150         * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
16151         for IBM long double format correctly.
16153 2005-01-06  Daniel Berlin <dberlin@dberlin.org>
16155         Fix PR tree-optimization/18792
16157         * tree-data-ref.c (build_classic_dist_vector): Change first_loop
16158         to first_loop_depth, and use loop depth instead of loop number.
16159         (build_classic_dir_vector): Ditto.
16160         (compute_data_dependences_for_loop): Use depth, not loop number.
16161         * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
16162         number. Pass in loops, instead of loop numbers.
16163         (gather_interchange_stats): Ditto.
16164         (linear_transform_loops): Ditto.
16166 2005-01-06  Richard Sandiford  <rsandifo@redhat.com>
16168         PR rtl-opt/13299
16169         * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
16170         biv_fits_mode_p, extension_within_bounds_p): New functions.
16171         (check_ext_dependent_givs): Use them.
16173 2005-01-06  Roger Sayle  <roger@eyesopen.com>
16175         * cfgrtl.c (rtl_delete_block): A basic block may be followed by
16176         more than one barrier, in which case we should delete them all.
16178 2005-01-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
16180         * gcc.c (process_command): Change year in 'gcc --version' to 2005.
16182 2005-01-05  Daniel Berlin  <dberlin@dberlin.org>
16184         Fix PR middle-end/19286
16185         Fix PR debug/19267
16186         * dwarf2out.c (gen_subprogram_die): If we've already tried to
16187         output this subprogram, simply ignore this attempt to do it again.
16188         (add_abstract_origin_attribute): Don't abort trying to add the abstract
16189         origin attribute if it's not possible.
16190         (gen_block_die): Don't ignore subblocks of "unused" blocks.
16191         (decls_for_scope): Ditto.
16192         * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
16193         (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
16195 2005-01-05  Richard Henderson  <rth@redhat.com>
16197         PR target/11327
16198         * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
16199         (bdesc_2arg): Use it.
16200         (ix86_expand_binop_builtin): Force operands into registers
16201         when optimizing.
16202         (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
16203         ix86_expand_sse_compare, ix86_expand_sse_comi,
16204         ix86_expand_builtin): Likewise.
16206 2005-01-05  Richard Henderson  <rth@redhat.com>
16208         * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
16209         and VEC_SELECT.
16210         * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
16211         (mulv4hi3): Set itanium_class mmmul.
16212         (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
16213         (fpack): Rename from fpack_sfsf.
16215 2005-01-05  Richard Henderson  <rth@redhat.com>
16217         PR rtl-opt/10692
16218         * reload1.c (do_input_reload): Restrict the optimization deleteing
16219         a previous output reload to RELOAD_FOR_INPUT.
16221 2005-01-05  Steven Bosscher  <stevenb@suse.de>
16223         * combine.c (expand_compound_operation)  <ZERO_EXTRACT>: Add
16224         comment that we fall through after case.
16225         (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
16226         (distribute_links): Likewise.
16227         * cse.c (cse_insn): Likewise.
16228         * cselib.c (cselib_invalidate_mem): Likewise.
16229         * df.c: Update comments at the top of the file.
16230         (read_modify_subreg_p): Update comments here too.
16231         (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
16232         * flow.c (mark_set_1): Likewise.
16233         (mark_used_regs): Likewise.
16234         * gcse.c (mems_conflict_for_gcse_p): Likewise.
16235         (canon_list_insert): Likewise.
16236         (mark_set): Likewise.
16237         (try_replace_reg): Likewise.
16238         (store_killed_in_insn): Likewise.
16239         * loop.c (count_one_set): Likewise.
16240         (basic_induction_var): Likewise.
16241         * postreload-gcse.c (find_mem_conflicts): Likewise.
16242         * postreload.c (reload_combine_note_store): Likewise.
16243         (move2add_note_store): Likewise.
16244         * reload.c (find_equiv_reg): Likewise.
16245         (mark_referenced_resources): Likewise.
16246         * rtlanal.c (set_noop_p): Likewise.
16247         (note_stores): Likewise.
16248         (note_uses): Likewise.
16249         * sched-deps.c (sched_analyze_1): Likewise.
16250         * sched-rgn.c (check_live_1): Likewise.
16251         (update_live_1): Likewise.
16252         * config/i860/i860.c: Likewise.
16254         * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
16255         an lvalue.
16256         (ZERO_EXTRACT): Mention that this one can be an lvalue.
16258         * doc/rtl.texi: Update documentation for bit-fields and SET.
16260 2005-01-05  Roger Sayle  <roger@eyesopen.com>
16262         * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
16264 2005-01-05  Jan Hubicka  <jh@suse.cz>
16265             Richard Henderson  <rth@redhat.com>
16267         PR target/18910
16268         * config/i386/i386.c (ix86_expand_move): Handle tls symbols
16269         with an offset.
16271 2005-01-05  Richard Henderson  <rth@redhat.com>
16273         PR target/12902
16274         * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
16275         (sse_shufps): Change operand 3 to const_int_operand.
16276         (sse2_storelps): Fix typo in template.
16277         (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
16278         * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
16279         (ix86_expand_builtin): Likewise.
16281 2005-01-05  Julian Brown  <julian@codesourcery.com>
16283         * config/arm/arm.c (arm_return_in_memory): Treat complex types
16284         as aggregates for AAPCS ABIs.
16286 2005-01-05  Stan Shebs  <shebs@apple.com>
16288         * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
16289         Mach-O getters if ppc64.
16290         * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
16291         size argument.
16292         * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
16293         signed four-byte field for global code case.
16294         (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
16296 2005-01-05  Roger Sayle  <roger@eyesopen.com>
16298         PR middle-end/19100
16299         * c-common.c: Include real.h.
16300         (c_common_truthvalue_conversion): Avoid destructively modifying expr.
16301         Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
16302         Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
16303         * Makefile.in (c-common.o): Update dependencies.
16305 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
16307         * c-parse.in (asm_string): Add trailing semicolon.
16309 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
16311         * c-parse.in (asm_string): New.  Don't allow wide strings in
16312         'asm'.
16313         (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
16314         asm_string instead of STRING.
16316 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
16318         * c-typeck.c (constructor_no_implicit): Remove.
16319         (set_designator, process_init_element): Don't check
16320         constructor_no_implicit.
16322 2005-01-05  J"orn Rennecke <joern.rennecke@st.com>
16323             Kaz Kojima  <kkojima@gcc.gnu.org>
16325         PR target/16482
16326         * lcm.c (create_pre_exit): New.
16327         (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
16328         ENTRY_EXIT_EXTRA to 3.  Use create_pre_exit.
16330 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
16332         * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
16333         -msoft-float in target_float_switch.
16334         * arm.c (arm_override_options): Fix processing of target_float_switch.
16336 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
16338         * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
16339         preferencing.
16341 2004-01-05  Uros Bizjak  <uros@kss-loka.si>
16343         * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
16344         Replace i387 with 'i386 compiler' in -mfpmath=sse option.
16346 2005-01-04  Roger Sayle  <roger@eyesopen.com>
16348         * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
16349         if deleting the then-block allows the test-block to fallthru to the
16350         else-block.
16352 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
16354         PR c/19152
16355         * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
16356         after the full declaration if the are in two different TUs.
16358 2005-01-04  Richard Henderson  <rth@redhat.com>
16360         PR tree-opt/19158
16361         * tree-sra.c (generate_one_element_init): Just
16362         call gimplify_and_add.
16363         (generate_element_init): Record the
16364         new referenced variables and mark them for renaming
16365         and split out to ...
16366         (generate_element_init_1): This.
16367         (scalarize_init): Don't call push_gimplify_context/
16368         pop_gimplify_context.
16370 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
16372         * toplev.c (get_src_pwd): Handle failure of getpwd().
16374 2005-01-04  Roger Sayle  <roger@eyesopen.com>
16376         * fold-const.c (fold_single_bit_test): Delete unreachable handling
16377         of TRUTH_NOT_EXPR.
16378         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
16379         all the cases handled by it are inverted by invert_truthvalue.
16381 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
16383         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
16384         (save_register_windowsi): Likewise.
16386 2005-01-04  Richard Henderson  <rth@redhat.com>
16388         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
16390 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
16392         PR middle-end/17767
16393         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
16394         any simplifications of vector mode comparison operators.
16395         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
16397 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
16398             Devang Patel  <dpatel@apple.com>
16400         PR tree-optimization/18308
16401         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
16402         the operands before creating a new expression.
16403         * dojump.c (do_jump): Make drop_through_label available
16404         for all cases.  Add expansion of COND_EXPR.
16406 2005-01-04  Ira Rosen  <irar@il.ibm.com>
16408         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
16409         INTEGER_CST instead of TREE_CONSTANT.
16410         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
16411         instead of TREE_CONSTANT.
16412         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
16413         instead of TREE_CONSTANT.
16415 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
16417         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
16419 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
16421         PR target/19240
16422         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
16423         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
16425 2005-01-03  Richard Henderson  <rth@redhat.com>
16427         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
16428         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
16429         fold_convert_const_real_from_real): Split out from ...
16430         (fold_convert_const): ... here.
16432 2005-01-03  Richard Henderson  <rth@redhat.com>
16434         PR target/19235
16435         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
16436         (mov<MMXMODEI>_internal): Likewise.
16437         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
16438         Add V2SF case; use it for SSE1; don't use TI.
16439         (movdf_integer): Likewise.
16440         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
16442 2005-01-03  Ira Rosen  <irar@il.ibm.com>
16444         * tree-vectorizer.c (vect_strip_conversions): New function.
16445         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
16446         check for binary class.
16448 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
16450         Fix PR debug/17924
16451         Fix PR debug/19191
16452         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
16453         is a decl.
16454         * gimple-low.c (mark_blocks_with_used_vars): New function.
16455         (mark_blocks_with_used_subblocks): Ditto.
16456         (mark_used_blocks): Ditto.
16457         (pass_mark_used_blocks): New pass.
16458         * tree-inline.c: Include debug.h.
16459         (expand_call_inline): Call outlining_inline_function here.
16460         * tree-optimize.c (init_tree_optimization_passes): Add
16461         pass_mark_used_blocks.
16462         * tree-pass.h (pass_mark_used_blocks): New.
16463         * Makefile.in (tree-inline.o): Add debug.h dependency.
16465 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
16467         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
16468         VAR_DECLs to have weak_import attribute.
16470         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
16471         'struct ucontext'.
16473 2004-01-03  Steven Bosscher  <stevenb@suse.de>
16475         * passes.c (rest_of_compilation): Don't run regmove if only
16476         flag_expensive_optimizations, require flag_regmove instead.
16478 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
16480         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
16481         register "sparc".
16482         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
16483         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16484         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
16485         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16487 2005-01-03  Richard Henderson  <rth@redhat.com>
16489         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
16490         (ia64_const_ok_for_letter_p): New.
16491         (ia64_const_double_ok_for_letter_p): New.
16492         (ia64_extra_constraint): New.
16493         (ia64_expand_vecint_compare): New.
16494         (ia64_expand_vcondu_v2si): New.
16495         (ia64_expand_vecint_cmov): New.
16496         (ia64_expand_vecint_minmax): New.
16497         (ia64_print_operand): Add 'v'.
16498         (ia64_preferred_reload_class): New.
16499         (ia64_vector_mode_supported_p): New.
16500         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
16501         (PREFERRED_RELOAD_CLASS): Move to function.
16502         (CONST_OK_FOR_LETTER_P): Move to function.
16503         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
16504         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
16505         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
16506         (EXTRA_CONSTRAINT): Move to function.
16507         * config/ia64/ia64.md: Include vect.md.
16508         (itanium_class): Add mmalua.
16509         (type): Handle it.
16510         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
16511         (1b_mmalua): New.
16512         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
16513         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
16514         CONST0_RTX.
16515         (const_int_2bit_operand): New.
16516         (fr_reg_or_0_operand): New.
16517         * config/ia64/ia64-modes.def: Add vector modes.
16518         * config/ia64/ia64-protos.h: Update.
16519         * config/ia64/vect.md: New file.
16521 2005-01-03  Richard Henderson  <rth@redhat.com>
16523         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
16525 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
16527         PR target/19236
16528         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
16529         to SFmode.
16530         (log1pdf2): Change mode of operands[0,1] to DFmode.
16532 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
16534         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
16535         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
16536         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
16537         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
16538         SPARC_RELAXED_ORDERING.
16540 2005-01-03  Richard Henderson  <rth@redhat.com>
16541             Uros Bizjak  <uros@kss-loka.si>
16543         PR target/14631
16544         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
16545         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
16546         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
16547         handling.
16548         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
16549         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
16550         const_pow2_1_to_128_operand): New predicates.
16552 2005-01-02  Greg McGary  <greg@mcgary.org>
16554         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
16555         anonymous decls.
16556         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
16557         object.  [ptr_type]: Remove unused variable.
16558         Remember nearest addressable array-element or record-component
16559         when checking bitfield components.  Tolerate empty BIND_EXPR.
16561 2005-01-01  Richard Henderson  <rth@redhat.com>
16563         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
16564         that don't narrow the value.  Fail for other conversions.
16566 2005-01-01  Richard Henderson  <rth@redhat.com>
16568         PR c/19031
16569         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
16570         * c-lang.c (finish_file): Don't do it here.
16571         * objc/objc-act.c (objc_finish_file): Likewise.
16573         * cgraph.c (decl_assembler_name_equal): New.
16574         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
16575         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
16576         * cgraph.h (struct cgraph_varpool_node): Add next.
16577         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
16578         * varasm.c (assemble_alias): Mark the target as needed.
16580 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
16582         PR middle-end/19221
16583         * function.c (get_arg_pointer_save_area): Use entry_of_function
16584         instead of get_insns.
16586 2005-01-01  Roger Sayle  <roger@eyesopen.com>
16587             Andrew Pinski  <pinskia@physics.uc.edu>
16588             James E. Wilson  <wilson@specifixinc.com>
16590         PR rtl-optimization/12092
16591         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
16592         is zero.
16594 2005-01-01  Roger Sayle  <roger@eyesopen.com>
16595             Olivier Hainque  <hainque@act-europe.fr>
16597         * tree.c (int_fits_type_p): A narrower type always fits in a
16598         wider one, except for negative values into unsigned types.
16600 2005-01-01  Roger Sayle  <roger@eyesopen.com>
16602         * tree.c (int_fits_type_p): Compare the result of force_fit_type
16603         with the original constant rather than require TREE_OVERFLOW.
16605 2005-01-01  Steven Bosscher  <stevenb@suse.de>
16607         PR middle-end/17544
16608         * c-decl.c (finish_function): If compiling C99, annotate the
16609         compiler generated return with the current file name and line 0.
16610         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
16611         the source line is greater than 0.
16612         (remove_bb): Likewise.