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* config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2004-08-21  Mike Stump  <mrs@apple.com>
2
3         * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
4         (darwin_fix_and_continue): Likewise.
5         (darwin_fix_and_continue_switch): Likewise.
6         * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
7         (darwin_fix_and_continue): Likewise.
8         (darwin_fix_and_continue_switch): Likewise.
9
10 2004-08-21  Danny Smith  <dannysmith@users.sourceforge.net>
11
12         PR  c++/16030
13         * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
14         Remove, merging into ...
15         (gen_stdcall_or_fastcall_suffix): New function, returning tree
16         rather than const char*, and accepting additional parameter.
17         Don't add suffix to '*'-prefixed symbols or variadic functions.
18         (i386_pe_encode_section_info): Adjust for call to new function.
19         Call change_decl_assembler_name.
20
21 2004-08-20  Mike Stump  <mrs@apple.com>
22
23         * config/darwin.c (machopic_indirect_data_reference): Mark
24         stubs as defined.
25         * config/386/386.c (darwin_local_data_pic): Add.
26         (legitimate_constant_p): Reorder so that PLUS handling runs
27         before darwin_local_data_pic to match the ordering in
28         legitimate_pic_address_disp_p and so that MINUS runs after
29         darwin_local_data_pic as otherwise the darwin_local_data_pic
30         logic can be skipped, which would be very bad.
31         (legitimate_pic_address_disp_p): Move from from here to
32         darwin_local_data_pic so it can be reused.
33
34 2004-08-21  Alan Modra  <amodra@bigpond.net.au>
35
36         * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
37         (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
38         (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
39         (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
40         (RS6000_ABI_NAME): Define as "linux".
41         (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
42         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
43         ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
44         * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
45         * config/rs6000/rs6000.c (dot_symbols): New global var.
46         (rs6000_output_function_entry): New function, modified for
47         !DOT_SYMBOLS..
48         (print_operand <case 'z'>): ..extracted from here.
49         (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
50         (rs6000_output_function_epilogue): Likewise.
51         (rs6000_elf_declare_function_name): Likewise.
52         * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
53         (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
54         * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
55         * configure: Regenerate.
56         * config.in: Regenerate.
57
58 2004-08-20  Mark Mitchell  <mark@codesourcery.com>
59
60         * reload.c (find_reloads_address): Fix thinko in previous change.
61
62         * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
63         a CONST_INT.
64
65 2004-08-20  Jakub Jelinek  <jakub@redhat.com>
66
67         PR rtl-optimization/17099
68         * combine.c (force_to_mode): Check if inner_mask has any bits set
69         outside of GET_MODE (x) instead of op_mode.
70
71 2004-08-20  Mark Mitchell  <mark@codesourcery.com>
72
73         * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
74         fragment.
75         * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
76         (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
77         * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
78         architecture.
79         (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
80         configurations.
81         * config/arm/t-symbian: New file.
82
83 2004-08-20  Andrew Pinski  <apinski@apple.com>
84
85         * regrename.c (kill_value_regno): ANSIfy.
86
87 2004-08-20  Dale Johannesen  <dalej@apple.com>
88
89         * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
90
91 2004-08-20  Daniel Jacobowitz  <dan@debian.org>
92
93         * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
94         (kill_value_regno): New function, derived from kill_value.
95         (kill_value): Update.
96         (copyprop_hardreg_forward_1): Update call to kill_value_regno.
97
98 2004-08-20  Daniel Berlin  <dberlin@dberlin.org>
99         
100         Fix PR tree-optimization/17111
101         * tree-ssa-pre.c (create_value_expr_from): Don't change the types
102         of non-value_handles.
103         (bitmap_set_contains): All constants are in every set.
104
105 2004-08-20  Nathan Sidwell  <nathan@codesourcery.com>
106
107         * fold-const.c (round_up, round_down): Use build_int_cst.
108         Optimize common case.
109
110 2004-08-20  Zack Weinberg  <zack@codesourcery.com>
111             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
112
113         * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
114         one_only_data_section): Rename to som_readonly_data_section,
115         som_one_only_readonly_data_section and som_one_only_data_section.
116         * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
117         NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
118         conditional defines.
119         (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
120         NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
121         string values.
122         (pa_select_section): Use renamed section functions.
123         * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
124         SOM_READONLY_DATA_SECTION_FUNCTION,
125         SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
126         SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
127         Define here ...
128         * config/pa/som.h: ... not here.
129         (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
130         ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
131         ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
132         ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
133         (READONLY_DATA_SECTION): Use som_readonly_data_section.
134
135 2004-08-20  Nathan Sidwell  <nathan@codesourcery.com>
136
137         * fold-const.c (int_const_binop): Don't generate non-overflowing
138         size-types specially.
139         (fold_convert_const): Likewise.
140
141         * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
142         clear cache on copied sizetype.
143
144 2004-08-20  Ben Elliston  <bje@au.ibm.com>
145
146         * configure.ac: Don't escape apostrophe in --enable-coverage help.
147         * configure: Regenerate.
148
149 2004-08-20  Danny Smith  <dannysmith@users.sourceforge.net>
150
151         PR 5620
152         * gcc.c (struct stat input_stat): Don't define if
153         HOST_LACKS_INODE_NUMBERS
154         (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
155         than stat to determine if temp file is same as input file.
156         * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
157         * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
158
159 2004-08-20  Richard Sandiford  <rsandifo@redhat.com>
160
161         * configure.ac (mips*-*-*): Print an error if not using GAS.
162         * configure: Regenerated.
163         * doc/install.texi: Remove irix5 bullet from --with-gnu-as.  Remove
164         comments about buggy MIPSpro assemblers.
165         * config.gcc (mips-sgi-irix[56]*): Combine stanzas.  Include elfos.h
166         before mips.h and iris.h after it.  Use t-iris and t-slibgcc-irix.
167         Use iris5.h only for IRIX 5 configs.  Use iris6.h and t-iris6 for
168         IRIX 6 configs.  Define IRIX_USING_GNU_LD if using GNU ld.
169         * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
170         (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
171         (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
172         (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
173         (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
174         of more general IRIX 6 definitions.
175         (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
176         (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
177         (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
178         (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
179         (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
180         (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
181         (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
182         (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
183         (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
184         (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
185         (LINK_SPEC): Move most of definition to iris.h.
186         (SUBTARGET_LINK_SPEC): New macro.
187         (IRIX_STARTFILE_SPEC): Fold into...
188         (STARTFILE_SPEC): ...here.
189         (IRIX_ENDFILE_SPEC): Fold into...
190         (ENDFILE_SPEC): ...here.
191         * config/mips/iris6.h (TARGET_IRIX5): Remove override.
192         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
193         (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
194         (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
195         (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
196         (TARGET_OS_CPP_BUILTINS): Likewise.  Guard IRIX6-specific bits.
197         (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
198         (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
199         (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
200         (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
201         (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
202         (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
203         (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
204         (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
205         (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
206         (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
207         (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
208         (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
209         (TARGET_IRIX6): Define to 1.
210         (DRIVER_SELF_SPECS): Define.
211         (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
212         (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
213         (SUBTARGET_LINK_SPEC): New macro.
214         (IRIX_STARTFILE_SPEC): Fold into...
215         (STARTFILE_SPEC): ...here.  Remove !mabi=* case.
216         (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
217         (LIB_SPEC, LIBGCC_SPEC): Use them.
218         (LIB_SPEC): Remove !mabi=* case.
219         (IRIX_ENDFILE_SPEC): Fold into...
220         (ENDFILE_SPEC): ...here.  Remove !mabi=* case.
221         * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
222         * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
223         (TARGET_IRIX6): New macro.
224         (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
225         (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
226         (LABEL_AFTER_LOC): Delete.
227         * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
228         (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
229         (mips_build_builtin_va_list): Check TARGET_IRIX6.
230         (override_options): Remove TARGET_SGI_O32_AS-related code.
231         (irix_output_external_libcall): Make static.
232         (mips_output_filename): Avoid use of SET_FILE_NUMBER and
233         LABEL_AFTER_LOC.
234         (mips_file_start): Tidy guard for ABI sections.  Remove use of
235         ABICALLS_ASM_OP; use .abicalls instead.
236         (mips_output_aligned_decl_common, mips_declare_object_name)
237         (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
238         (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
239         .globl foo .text directives.
240         (irix_asm_named_section_1, irix_asm_named_section)
241         (irix_section_align_entry, irix_section_align_htab)
242         (irix_orig_asm_out_file, irix_section_align_entry_eq)
243         (irix_section_align_entry_hash, irix_asm_output_align)
244         (irix_file_start, irix_section_align_1, copy_file_data)
245         (irix_file_end, irix_section_type_flags): Delete.
246         * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
247         Use standard section syntax.  Remove protective "jr $31".
248         (__gcc_fini): Likewise .gcc_fini.
249         * config/mips/irix-crtn.asm: Adjust sections accordingly.
250         * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
251         iris5gas.h.
252         * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
253         from t-irix-gld.
254         (EXTRA_MULTILIB_PARTS): Define.
255         * config/mips/t-iris6: Remove bogus comment.
256         (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
257         * config/mips/iris5gas.h, config/mips/iris5gld.h,
258         config/mips/iris6gas.h, config/mips/iris6gld.h,
259         config/mips/t-iris5-as, config/mips/t-iris5-gas
260         config/mips/t-irix-gld: Delete.
261         * config/mips/iris.h: New file.
262         * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
263
264 2004-08-20  Richard Earnshaw  <rearnsha@arm.com>
265
266         * postreload.c (reload_cse_move2add): Allow any condjump, but check
267         that the implicit set isn't clobbered in the jump insn.
268
269 2004-08-19  Mark Mitchell  <mark@codesourcery.com>
270
271         * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
272         * optabs.c (init_optabs): Don't check it.
273         * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
274         * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
275
276 2004-08-18  Andreas Krebbel  <krebbel1@de.ibm.com>
277
278         * config/s390/s390.md (s390_warn_framesize_string)
279         (s390_warn_dynamic_string, s390_stack_size_string)
280         (s390_stack_guard_string): New global string variables.
281         (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
282         (s390_stack_guard): New global variables.
283         (override_options): Added checks for the new options.
284         (s390_emit_prologue): Emit stack check and trap code and perform
285         compile time stack size checking.
286         
287         * config/s390/s390.h (TARGET_OPTIONS): Added new options 
288         "warn-framesize", "warn-dynamicstack", "stack-size" and
289         "stack-guard".
290
291         * doc/invoke.texi: Added documentation for the new options.
292
293 2004-08-19  Ulrich Weigand  <uweigand@de.ibm.com>
294
295         * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
296         to eliminate warning.
297         (linear_search_fdes): Declare p as unsigned.
298         (binary_search_mixed_encoding_fdes): Likewise.
299         * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
300         to eliminate warning.
301         * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
302         type cast.
303
304 2004-08-19  Ulrich Weigand  <uweigand@de.ibm.com>
305
306         * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
307         * config/s390/s390.c (preferred_la_operand_p): Accept two operands
308         instead of one.  Check for strictly legitimate address.
309         * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
310         to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
311
312 2004-08-19  Eric Christopher  <echristo@redhat.com>
313
314         * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
315         * langhooks.h (unsave_expr_now): Ditto.
316         * tree.h (unsave_expr_1): Remove prototype.
317         (lhd_unsave_expr_now): Rename to unsave_expr_now.
318         * tree-inline.c (unsave_expr_1): Move here
319         from tree.c. Make static.
320         (unsave_expr_now): Rename from lhd_unsave_expr_now.
321         * tree-sra.c: Fix up for rename.
322         * tree-ssa-copy.c: Ditto.
323         * tree-eh.c: Ditto.
324         * tree.c (unsave_expr_1): Move to tree-inline.c.
325
326 2004-08-19  Caroline Tice  <ctice@apple.com>
327
328        * config/i386/cygming.h (switch_to_section):  Fix typo (change
329        in_unlikely_text_section to in_unlikely_executed_text).
330
331 2004-08-19  Daniel Berlin  <dberlin@dberlin.org>
332
333         * vec.h (VEC_lower_bound): New macro.
334
335 2004-08-19  Richard Sandiford  <rsandifo@redhat.com>
336
337         PR target/16446
338         * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
339         (mips_arg_info): Update accordingly.  Remove common treatment of fpr_p;
340         treat each ABI separately.  Deal with n32/n64 complex float arguments.
341         (function_arg): Add associated complex handling here.
342
343 2004-08-19  Richard Henderson  <rth@redhat.com>
344
345         * config/arm/arm.c (arm_gen_load_multiple): Use
346         adjust_automodify_address.  Take base memory and offset instead
347         of unchanging/struct/scalar bits.
348         (arm_gen_store_multiple): Likewise.
349         (arm_gen_movmemqi): Use adjust_automodify_address.
350         * config/arm/arm-protos.h: Update decls.
351         * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
352         (store_multiple): Similarly.
353
354 2004-08-19  J"orn Rennecke <joern.rennecke@superh.com>
355
356         * regclass.c (globalize_reg): Update call_really_used_regs.
357
358 2004-08-19  Nathan Sidwell  <nathan@codesourcery.com>
359
360         * doc/invoke.texi (integer-share-limit): Document.
361
362         * tree.h (TYPE_CACHED_VALUES_P): New.
363         (TYPE_CACHED_VALUES): New.
364         (TYPE_ORIG_SIZE_TYPE): Adjust.
365         * tree.def (INTEGER_CST): Update documentation.
366         * tree.c: Inlcude params.h.
367         (build_int_cst): Cache small values.
368         (build_type_copy): Do not copy the value cache.
369         * c-common.c (c_common_nodes_and_builtins): Add comment, remove
370         unneeded zeroing.
371         * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
372         * expmed.c (const_mult_add_overflow_p): Clear type copy's value
373         cache.
374         * fold-const.c (force_fit_type): Copy value when setting
375         overflows.
376         (int_const_binop): Likewise.
377         * stor-layout.c: Include params.h
378         (set_sizetype): Create values cache.
379         (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
380         * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
381         * params.h (INTEGER_SHARE_LIMIT): New.
382         * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
383
384 2004-08-19  Paolo Bonzini  <bonzini@gnu.org>
385
386         * gimplify.c (gimplify_minimax_expr): Remove.
387         (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
388
389 2004-08-19  Dorit Naishlos  <dorit@il.ibm.com>
390
391         * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
392         STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
393
394 2004-08-19  Mark Mitchell  <mark@codesourcery.com>
395
396         * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
397
398 2004-08-18  Andrew Pinski  <apinski@apple.com>
399
400         * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
401
402 2004-08-18  Mark Mitchell  <mark@codesourcery.com>
403
404         * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
405         (__aeabi_ul2f): Likewise.
406
407 2004-08-18  Richard Henderson  <rth@redhat.com>
408
409         * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
410         move to rtl completely.
411         (struct meminsnbuf, xtensa_emit_block_move): Remove.
412         (xtensa_find_mode_for_size): Remove.
413         * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
414         * config/xtensa/xtensa.md (movmemsi_internal): Remove.
415
416 2004-08-18  Richard Henderson  <rth@redhat.com>
417
418         * config/mcore/mcore.c (mode_from_align): Remove DImode.
419         (block_move_sequence): Rewrite to use adjust_address.
420         (mcore_expand_block_move): Cleanup logic.  Accept only operands.
421         Return boolean indicating success/failure.
422         * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
423         * config/mcore/mcore.md (movmemsi): Update to match.
424
425 2004-08-18  Mike Stump  <mrs@apple.com>
426
427         * doc/invoke.texi (-mfix-and-continue): Add support for
428         fast turn around debugging.
429         (-ffix-and-continue): Likewise.
430         (-mindirect-data): Likewise.
431         (-findirect-data): Likewise.
432         * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
433         (indirect_data): Likewise.
434         (machopic_data_defined_p): Likewise.
435         (machopic_output_indirection): Likewise.
436         (darwin_encode_section_info): Likewise.
437         (darwin_fix_and_continue): Likewise.
438         (darwin_fix_and_continue_switch): Likewise.
439         * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
440         * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
441         (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
442         (SUBTARGET_OPTIONS): Likewise.
443         (darwin_fix_and_continue): Likewise.
444         (darwin_fix_and_continue_switch): Likewise.
445         (TARGET_FIX_AND_CONTINUE): Likewise.
446         * config/rs6000.c (rs6000_emit_prologue): Likewise.
447
448 2004-08-19  Steven Bosscher  <stevenb@suse.de>
449
450         * basic-block.h (struct edge_def): Remove crossing_edge.
451         (EDGE_CROSSING): New define.
452         (EDGE_ALL_FLAGS): Update.
453         * bb-reorder.c (find_traces_1_round, better_edge_p,
454         find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
455         find_jump_block, fix_crossing_conditional_branches,
456         fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
457         Replace all occurences of crossing_edge with an edge flag check
458         or set/reset.
459         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
460         try_crossjump_bb): Likewise.
461         * cfglayout.c (fixup_reorder_chain): Likewise.
462         * cfgrtl.c (force_nonfallthru_and_redirect,
463         commit_one_edge_insertion): Likewise.
464
465         * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
466         * tree-flow.h (compute_dominance_frontiers): Move prototype...
467         * basic-block.h:  ...here.
468         * tree-cfg.c (compute_dominance_frontiers_1,
469         compute_dominance_frontiers): Move from here...
470         * cfganal.c: ...to here.  Include timevar.h.
471
472 2004-08-18  James E Wilson  <wilson@specifixinc.com>
473
474         * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
475         * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
476
477         * config/mips/mips.md (type): Add frdiv.
478         (divsf3+1, divsf3+2): Change type to frdiv.
479         * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
480         ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
481
482         * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
483         * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
484         * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
485         * config/mips/5000.md (r5k_fdiv_single): Likewise.
486         * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
487         * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
488         * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
489         * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
490         * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
491         * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
492         Likewise.
493         * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
494
495 2004-08-18  Robert Bowdidge <bowdidge@apple.com>
496
497         * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
498         get regression tester working again.
499
500 2004-08-18  Zack Weinberg  <zack@codesourcery.com>
501
502         * insn-notes.def, reg-notes.def: New files.
503         * rtl.h: Use them to define enum insn_note and enum reg_note.
504         * rtl.c: Use them to define note_insn_name and reg_note_name.
505         * Makefile.in (RTL_BASE_H): Update.
506
507         * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
508         renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
509
510 2004-08-18  Richard Earnshaw  <rearnsha@arm.com>
511
512         * arm.c (arm_size_rtx_costs): New function.
513         (arm_override_options): Use it if optimizing for space.
514
515 2004-08-18  Richard Henderson  <rth@redhat.com>
516
517         * emit-rtl.c (gen_const_mem): New.
518         * rtl.h (gen_const_mem): Declare.
519         * expr.c (do_tablejump): Use it.
520         * varasm.c (force_const_mem): Likewise.
521         * config/darwin.c (machopic_indirect_data_reference): Likewise.
522         (machopic_legitimize_pic_address): Likewise.
523         * config/arm/arm.c (legitimize_pic_address): Likewise.
524         * config/i386/i386.c (legitimize_pic_address): Likewise.
525         (legitimize_tls_address): Likewise.
526         * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
527         * config/ia64/ia64.md (load_fptr): Likewise.
528         * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
529         * config/pa/pa.c (legitimize_pic_address): Likewise.
530         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
531         (rs6000_emit_move): Likewise.
532         * config/s390/s390.c (legitimize_pic_address): Likewise.
533         (legitimize_tls_address): Likewise.
534         * config/s390/s390.md (casesi): Likewise.
535         * config/sh/sh.c (sh_reorg): Likewise.
536         * config/sparc/sparc.c (legitimize_pic_address): Likewise.
537         * config/v850/v850.md (casesi): Likewise.
538
539         * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
540         * config/sh/sh.c (prepare_move_operands): Remove incorrect
541         use of MEM_READONLY_P.
542
543 2004-08-18  Steven Bosscher  <stevenb@suse.de>
544
545         * Makefile.in (OBJS-common): Add postreload-gcse.c.
546         Add new postreload-gcse.o.
547         * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
548         (lookup_as_function, insert, rehash_using_reg, use_related_value,
549         equiv_constant): Use SAFE_HASH instead of safe_hash.
550         (exp_equiv_p): Export.  Add for_gcse argument when comparing
551         for GCSE.
552         (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
553         find_comparison_args, fold_rtx, cse_insn): Update callers.
554         (hash_rtx): New function derived from old canon_hash and bits
555         from gcse.c hash_expr_1.
556         (canon_hash_string): Rename to hash_rtx_string.
557         (canon_hash, safe_hash): Make static inline.  Call hash_rtx.
558         * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
559         (cselib_lookup): Update this caller.
560         * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
561         Make static.
562         (hash_expr): Call hash_rtx.
563         (ldst_entry): Likewise.
564         (expr_equiv_p): Call exp_equiv_p.
565         (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
566         reg_used_on_edge, reg_set_between_after_reload_p,
567         reg_used_between_after_reload_p, get_avail_load_store_reg,
568         is_jump_table_basic_block, bb_has_well_behaved_predecessors,
569         get_bb_avail_insn, hash_scan_set_after_reload,
570         compute_hash_table_after_reload,
571         eliminate_partially_redundant_loads, gcse_after_reload,
572         get_bb_avail_insn, gcse_after_reload_main): Remove.
573         * postreload-gcse.c: New file, reincarnating most of the above.
574         * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
575         (gcse_after_reload_main): Update prototype.
576         * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
577         * passes.c (rest_of_handle_gcse2): Use it.
578
579 2004-08-18  Diego Novillo  <dnovillo@redhat.com>
580
581         * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
582         (pass_loop_done): Likewise.
583
584 2004-08-18  Andrew Pinski  <apinski@apple.com>
585
586         * config/rs6000/darwin.md: Delete the altivec patterns which are
587         handled differently now.
588         (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
589         (macho_correct_pic_di): Likewise.
590         (call_indirect_nonlocal_darwin64): Likewise.
591         Delete the save world/saveFP/saveVec patterns.
592
593         Revert the reversion of: 2004-08-16  Stan Shebs  <shebs@apple.com>
594         * config/darwin.c (macho_indirect_data_reference): Add DImode case.
595         * config/rs6000/rs6000.md: Include darwin.md.
596         (builtin_setjmp_receiver): Add DImode case.
597         * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
598         Darwin bits.
599
600 2004-08-18  Matt Austern  <austern@apple.com>
601
602         Dead code stripping
603         * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
604         * darwin.c (darwin_file_end): Mark file as potentially strippable.
605
606 2004-08-18  Richard Henderson  <rth@redhat.com>
607
608         * alias.c (readonly_fields_p): Remove.
609         (objects_must_conflict_p): Don't call it.
610         * tree.h (readonly_fields_p): Remove.
611         * langhooks.h (struct lang_hooks): Remove honor_readonly.
612         * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
613
614 2004-08-18  Diego Novillo  <dnovillo@redhat.com>
615
616         * tree-dfa.c (add_referenced_var): Only global variables are
617         call-clobbered.
618         * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
619         * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
620         all pointers dereferenced if the statement dereferences them.
621         (create_name_tags): Do not create memory tags for pointers
622         that have PT_ANYTHING set.
623         Also check if PT_VARS is not empty before creating a name tag.
624         (compute_flow_sensitive_aliasing): Don't mark call-clobbered
625         variables that share the same alias set with a pointer that
626         may point anywhere.
627         (add_may_alias): Add FIXME comment to remove clobbering
628         aliased variables and tags.
629         (replace_may_alias): Likewise.
630         (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
631         (merge_pointed_to_info): If the original variable has not
632         points-to information, call set_pt_anything.
633         (add_pointed_to_var): Do not prevent adding a pointed-to
634         variable if the pointers is PT_ANYTHING.
635         If the variable is a global, set PT_GLOBAL_MEM.
636         (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
637         pointer type only come in PTR+OFFSET flavours.
638         Always call merge_pointed_to_info on PHI arguments that are
639         SSA_NAMEs.
640         (get_nmt_for): Mark call-clobbered tags whose pointer points
641         to global memory.
642         * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
643         values.
644         (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
645         FLAGS.
646         (add_stmt_operand): Abort if the caller tried to add a killing
647         definition for a memory tag.
648         * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
649         unnecessary checks.
650
651 2004-08-18  J"orn Rennecke <joern.rennecke@superh.com>
652
653         * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
654         from call_used_regs.  Update call_really_used_regs.
655         (CALL_REALLY_USED_REGISTERS): Define.
656         * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
657         Replace call_used_regs with call_really_used_regs.
658         (calc_live_regs, sh_media_register_for_return): Likewise.
659         (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
660         * sh.md (return_media): Likewise.
661
662 2004-08-18  Andrew Pinski  <apinski@apple.com>
663
664         * config/darwin.c (machopic_legitimize_pic_address): Only set
665         MEM_READONLY_P in the non TARGET_TOC case.
666
667 2004-08-18  Zack Weinberg  <zack@codesourcery.com>
668
669         * rtl.def (NIL): Delete.
670         * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
671         Tighten the syntax a little.
672
673         * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
674         * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
675         * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
676         * config/i386/predicates.md, config/m32r/m32r.h
677         * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
678         * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
679         * config/sparc/sparc.h, doc/tm.texi:
680         Replace all occurrences of NIL with UNKNOWN.
681
682 2004-08-18  Zack Weinberg  <zack@codesourcery.com>
683
684         * dojump.c (do_jump <unordered_bcc>): Do not recursively call
685         self with a TRUTH_ORIF_EXPR; generate the appropriate jump
686         sequence inline.  Move drop_through_label code into this
687         block, being the only place it is used.  Adjust comments.
688
689 2004-08-18  Fariborz Jahanian <fjahanian@apple.com>
690
691         * config/rs6000/altivec.md: Add new patterns for calls to
692         save_world/rest_world functions.
693
694         * config/rs6000/rs6000-protos.h: (save_world_operation,
695         restore_world_operation) new declarations.
696
697         * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
698         field added.
699         (rs6000_stack_info): Set world_save_p field.
700         (save_world_operation): New function.
701         (restore_world_operation): New function.
702         (compute_save_world_info): New function.
703         (rs6000_stack_info): Call compute_save_world_info.
704         (rs6000_emit_prologue): Check for world_save_p and generate
705         pattern to call save_world for saving all non-volatile and
706         special registers.
707         (rs6000_emit_epilogue): Check for world_save_p and generate
708         pattern to call rest_world to restore saved registers.
709
710         config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
711         FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
712         (rs6000_reg_names): New entries added for save_world_operation and
713         restore_world_operation.
714
715 2004-08-18  Caroline Tice  <ctice@apple.com>
716
717         * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
718         "-freorder-blocks-and-partition" to the flags used in second
719         stage of profiledbootstrap.
720         * bb-reorder.c (push_to_next_round_p): Add new variable,
721         next_round_is_last; set and use variable to make sure, when
722         partitioning, that the last trace construction round consists
723         of all (and only) cold basic blocks.
724         (rotate_loop): Don't copy blocks that end in a section
725         crossing jump.
726         (copy_bb): Correctly initialize "partition" of duplicated bb.
727         (add_unlikely_executed_notes): Add a comment.
728         (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
729         to make sure, if function contains hot blocks, that the
730         successors of ENTRY_BLOCK_PTR are hot; also, only look for
731         crossing edges if the architecture supports named sections.
732         (mark_bb_for_unlikely_executed_section): Modify to always
733         insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
734         the basic block note insn.
735         (fix_crossing_unconditional_branches): Remove extra space.
736         (fix_edges_for_rarely_executed_code): Modify to only do
737         partitioning work if the architecture supports named sections.
738         (reorder_basic_blocks): Modify to only add
739         NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
740         supports named sections.
741         * c-common.c (handle_section_attribute): Initialize new global
742         variable, user_defined_section_attribute, to true if user has
743         specified one.
744         * cfgcleanup.c (try_forward_edges): Modify to not attempt to
745         forward edges that cross section boundaries.
746         * cfglayout.c (fixup_reorder_chain): Modify to only fix up
747         partitioning information if the architecture supports named
748         sections.
749         * cfgrtl.c (target.h): Add statement to include this.
750         (rtl_split_block): Make sure newly created bb gets correct
751         partition.
752         (try_redirect_by_replacing_jump): Make sure redirection isn't
753         attempting to cross section boundaries.
754         (force_nonfallthru_and_redirect): Only do partition fix up if
755         architecture supports named sections.
756         (rtl_split_edge): Make sure newly created bb ends up in
757         correct partition.
758         (commit_one_edge_insertion): Remove code that incorrectly
759         updated basic block partition; Make sure partition fix up only
760         happens if architecture supports named sections and it's not
761         already done.
762         (rtl_verify_flow_info_1): Fix if-condition on test/error
763         condition that fallthru edges are not allowed to cross section
764         boundaries.
765         * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
766         * final.c (final_scan_insn): Remove redundant test from if-statement;
767         change calls to text_section into calls to function_section; add code
768         to only to partitioning fix up if architecture supports named
769         sections.
770         * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
771         partition.
772         (if_convert): Add targetm.have_named_sections to test.
773         * output.h (unlikely_section_label): Extern declaration for new global
774         variable.
775         (unlikely_text_section_name): Likewise.
776         * opts.c (decode_options): If both partitioning and DWARF debugging
777         are turned on, issue a warning that this doesn't work, and change
778         partitiong to basic block reordering (without hot/cold partitions).
779         * passes.c (rest_of_handle_final): Re-set new global variable,
780         user_defined_section_attribute, to false.
781         (rest_of_compilation): Change options for calling partitioning
782         function: Don't call if the user defined the section attribute, and
783         don't call if DECL_ONE_ONLY is true for the current function.
784         * predict.c (choose_function_section): Return immediately if we
785         are doing hot/cold partitioning (i.e. let the basic block partitioning
786         determine where the function belongs).
787         * reg-stack.c (emit_swap_insn): Add condition to step over
788         NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
789         * toplev.c (user_defined_section_attribute): New global variable.
790         * toplev.h (user_defined_section_attribute): Extern declaration
791         for new global variable.
792         * varasm.c (unlikely_section_label): New global variable.
793         (unlikely_text_section_name): New global variable.
794         (unlikely_text_section): Add code to initialize
795         unlikely_text_section_name if necessary; modify to use
796         unlikely_text_section_name and unlikely_section_label; also to use
797         named_section properly.
798         (in_unlikely_text_section):  Modify to work correctly with
799         named_section and to use unlikely_text_section_name.
800         (named_section):  Add code to work properly with cold section.
801         (function_section): Clean up if-statement.
802         * config/darwin.c (darwin_asm_named_section): Return to original
803         code, removing use of SECTION_FORMAT_STRING.
804         * config/arm/pe.h (switch_to_section):  Add case for
805         in_unlikely_executed_text to switch statement.
806         * config/i386/cygming.h (switch_to_section): Likewise.
807         * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
808         (SECTION_FORMAT_STRING): Likewise.
809         * config/mcore/mcore.h (switch_to_section): Likewise.
810         * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
811         (SECTION_FORMAT_STRING): Remove.
812
813 2004-08-18  Roger Sayle  <roger@eyesopen.com>
814
815         * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
816         -ffixed-reg safe, by preserving the meanings of zero and one.
817         (CALL_USED_REGISTERS): Likewise.
818         (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
819
820 2004-08-18  Kaz Kojima  <kkojima@gcc.gnu.org>
821
822         * config/sh/sh.c (split_branches): Check the result of
823         next_active_insn.
824         (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
825         Call rtl_register_cfg_hooks.
826
827 2004-08-18  Richard Henderson  <rth@redhat.com>
828
829         * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
830         * alias.c (true_dependence): Update to match new semantics.
831         (canon_true_dependence, write_dependence_p): Likewise.
832         (anti_dependence, output_dependence): Update write_dependence_p args.
833         (unchanging_anti_dependence): Remove.
834         * calls.c (purge_mem_unchanging_flag): Remove.
835         (fixup_tail_calls): Don't call it.
836         (expand_call): Don't add unchanging memory to function usage.
837         * expr.c (emit_block_move_via_libcall): Likewise.
838         (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
839         (get_subtarget): Don't use RTX_UNCHANGING_P.
840         (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
841         (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
842         * combine.c (get_last_value_validate): Use MEM_READONLY_P.
843         * cse.c (insert): Don't use RTX_UNCHANGING_P.
844         (cse_insn, canon_hash): Use MEM_READONLY_P.
845         * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
846         instead of RTX_UNCHANGING_P.
847         * explow.c (maybe_set_unchanging): Remove.
848         * expr.h (maybe_set_unchanging): Remove.
849         * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
850         * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
851         (assign_parm_setup_reg, expand_function_start): Likewise.
852         * integrate.c (copy_rtx_and_substitute): Likewise.
853         * ra-rewrite.c (emit_colors): Likewise.
854         * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
855         (fixup_match_1): Likewise.
856         * reload1.c (reload, alter_reg): Likewise.
857         * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
858         not RTX_UNCHANGING_P.
859         (equiv_init_varies_p): Likewise.
860         * loop-invariant.c (check_maybe_invariant): Likewise.
861         * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
862         * loop.c (note_addr_stored): Likewise.
863         (prescan_loop): Likewise. Don't check function usage for clobbered
864         unchanging memory.
865         * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
866         not RTX_UNCHANGING_P.
867         (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
868         * varasm.c (force_const_mem): Likewise.
869         * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
870         * web.c (entry_register): Likewise.
871         * tree-gimple.h (get_base_address): Move decl ...
872         * tree.h: ... here.
873         * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
874
875         * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
876         called via for_each_rtx.  Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
877         (alpha_set_memflags): Update to match.
878
879         * config/darwin.c (machopic_indirect_data_reference): Set
880         MEM_READONLY_P instead of RTX_UNCHANGING_P.
881         (machopic_indirect_call_target): Likewise.
882         (machopic_legitimize_pic_address): Likewise.
883         * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
884         arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
885         * config/arm/arm.md (load_multiple, store_multiple): Likewise.
886         * config/frv/frv.md (symGOT2reg): Likewise.
887         * config/i386/i386.c (legitimize_pic_address,
888         legitimize_tls_address, ix86_split_to_parts): Likewise.
889         * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
890         * config/ia64/ia64.md (load_fptr): Likewise.
891         * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
892         * config/m68k/m68k.c (legitimize_pic_address): Likewise.
893         * config/mcore/mcore.c (block_move_sequence): Likewise.
894         * config/mn10300/mn10300.md (symGOT2reg): Likewise.
895         * config/pa/pa.c (legitimize_pic_address): Likewise.
896         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
897         (rs6000_emit_move): Likewise.
898         * config/s390/s390.c (legitimize_pic_address): Likewise.
899         (legitimize_tls_address): Likewise.
900         * config/s390/s390.md (casesi): Likewise.
901         * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
902         * config/sh/sh.md (symGOT2reg): Likewise.
903         * config/sparc/sparc.c (legitimize_pic_address): Likewise.
904         * config/v850/v850.md (casesi): Likewise.
905
906         * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
907         * config/iq2000/iq2000.c (save_restore_insns): Likewise.
908         * config/mips/mips.c (mips_restore_gp): Likewise.
909         (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
910         * config/sh/sh.c (sh_reorg): Likewise.
911
912 2004-08-18  Richard Henderson  <rth@redhat.com>
913
914         * tree.h (struct tree_decl): Add gimple_formal_temp.
915         (DECL_GIMPLE_FORMAL_TEMP_P): New.
916         * gimplify.c (pop_gimplify_context): Clear it.
917         (lookup_tmp_var): Set it, if is_formal.
918         (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
919         Use is_gimple_val for VECTOR.  Simplify return value.
920         (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
921         (gimplify_expr): Likewise.
922         * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
923         is_gimple_tmp_rhs for clarity.  Update all callers.
924         (is_gimple_reg_rhs): Simplify logic.
925         (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
926         clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
927         (is_gimple_formal_tmp_reg): Similarly.
928         * tree-gimple.h: Update decls.
929         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
930         DECL_IGNORED_P, not DECL_ARTIFICIAL.  Tidy formatting.
931         * tree-ssa-live.c (var_union, type_var_init): Likewise.
932
933 2004-08-18  Paolo Bonzini  <bonzini@gnu.org>
934
935         * c4x.c (legitimize_operands): Remove calls to
936         preserve_subexpressions_p.
937
938 2004-08-18  David Edelsohn  <edelsohn@gnu.org>
939
940         * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
941         * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
942
943 2004-08-18  Ziemowit Laski  <zlaski@apple.com>
944
945         * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
946         Objective-C++ extensions.
947         * gengtype.c (get_file_basename): Match entire subdirectory name
948         ('cp', 'objc', 'objcp') rather than just its suffix.
949         (get_base_file_bitmap): Allow for files to belong to more than one
950         language.
951         (get_output_file_with_visibility): Treat objc/objc-act.h as a header
952         used by more than one front-end.
953
954 2004-08-18  Richard Earnshaw  <rearnsha@arm.com>
955
956         * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
957         avoid use of preserve_subexpressions_p.
958
959 2004-08-17  Richard Henderson  <rth@redhat.com>
960
961         PR 17051
962         * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
963
964 2004-08-17  DJ Delorie  <dj@redhat.com>
965
966         * doc/extend.texi: Document new xstormy16 attribute.
967
968         * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
969         (xstormy16_splittable_below100_or_register): New.
970         (combine_bnp): New.
971         (xstormy16_reorg): New.
972         (TARGET_MACHINE_DEPENDENT_REORG): Define.
973
974         * config/stormy16/stormy16.md (movqi_internal): Make name public.
975         (movhi_internal): Likewise.
976         (cbhranchhi): Likewise.
977         (cbhranchhi_neg): Likewise.
978         (andhi3): Only allow splittable below100 operands.
979         (iorhi3): Likewise.
980         (peephole2): New and/zero_extend->and peephole.
981         (peephole2): New load/ior/save->set1 peephole.
982         (peephole2): New load/and/save->clr1 peephole.
983         (bclrx, bclrx2, bclr7, bclr15): New.
984         (bsetx, bsetx2, bset7, bset15): New.
985
986         * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
987         liberal about acceptable 'B' masks.
988
989         * config/stormy16/stormy16-protos.h
990         (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
991         xstormy16_below100_operand, xstormy16_below100_or_register,
992         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
993         (PREDICATE_CODES): Add new predicates.
994
995         * config/stormy16/stormy16.c
996         (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
997         xstormy16_below100_operand, xstormy16_below100_or_register,
998         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
999         (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
1000         (xstormy16_legitimate_address_p): Allow below100 symbols.
1001         (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
1002         (xstormy16_expand_move): Leave below100 operands as-is.
1003         (xstormy16_encode_section_info): Encode below100 symbols.
1004         (xstormy16_strip_name_encoding): New.
1005         (xstormy16_print_operand): Print 'b' as shift mask.
1006         (xstormy16_attribute_table): Add below100 attributes.
1007         (xstormy16_handle_below100_attribute): New.
1008
1009         * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
1010         (XSTORMY16_SECTION_FUNCTION): New.
1011         (EXTRA_SECTION_FUNCTIONS): Define using the above.
1012         (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
1013         (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
1014         (ASM_OUTPUT_LABELREF): Define.
1015
1016         * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
1017         (movhi_internal): Add below100 support.
1018         (andhi3): Add below100 support.
1019         (iorhi3): Add below100 support.
1020         (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
1021
1022 2004-08-17  James E Wilson  <wilson@specifixinc.com>
1023
1024         * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
1025         of VOIDmode for comparison code mode.
1026         * config/mips/mips.md: For conditional move patterns, use mode of
1027         first compare operand for comparison mode, instead of VOIDmode.
1028
1029         * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
1030         normal and -ffast-math code.
1031
1032 2004-08-17  Mark Mitchell  <mark@codesourcery.com>
1033
1034         PR c++/15871
1035         * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
1036
1037 2004-08-17  Robert Bowdidge  <bowdidge@apple.com>
1038
1039         * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
1040
1041 2004-08-17  Andreas Tobler  <a.tobler@schweiz.ch>
1042
1043         * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
1044         for non Darwin targets.
1045         (*call_value_nonlocal_darwin64): Likewise.
1046
1047 2004-08-17  Fariborz Jahanian <fjahanian@apple.com>
1048
1049         * config/rs6000/rs6000.c (rs6000_function_value): Check for
1050         altivec mode for altivec return register.
1051
1052 2004-08-17  David Edelsohn  <edelsohn@gnu.org>
1053
1054         Revert 2004-08-16  Stan Shebs  <shebs@apple.com>
1055         * config/darwin.c (macho_indirect_data_reference): Add DImode case.
1056         * config/rs6000/rs6000.md: Include darwin.md.
1057         (builtin_setjmp_receiver): Add DImode case.
1058         * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
1059         Darwin bits.
1060
1061 2004-08-17  Dorit Naishlos  <dorit@il.ibm.com>
1062
1063         * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
1064         trees.
1065         * tree-vectorizer.h: New File: Same.
1066         * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
1067         * common.opt (ftree-vectorize): New flag to enable vectorization.
1068         * timevar.def (TV_TREE_VECTORIZATION): New dump file for
1069         vectorization pass.
1070         * tree-data-ref.h (init_data_ref): Additional argument.
1071         (array_base_name_differ_p): Moved to tree-data-ref.c.
1072         * tree-data-ref.c (array_base_name_differ_p): Revised.
1073         (initialize_data_dependence_relation): Call array_base_name_differ_p
1074         with an extra argument.
1075         (analyze_all_data_dependences): Same.
1076         (init_data_ref): Additional argument is_read to set DR_IS_READ.
1077         * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
1078         file.
1079         * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
1080         * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
1081         * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
1082         vectorization pass.
1083         * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
1084         (tree_ssa_loop_done): Call scev_finalize.
1085         (tree_vectorize): Define the new vectorization pass.
1086         * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
1087         size of the vector they support (until support for multiple vector
1088         sizes is added to the vectorizer).
1089         * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
1090         * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
1091         * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
1092         documentation.
1093
1094 2004-08-17  Nathan Sidwell  <nathan@codesourcery.com>
1095
1096         * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
1097         usage.
1098         (generate_protocol_list, handle_impent): Likewise.
1099
1100 2004-08-17  Roger Sayle  <roger@eyesopen.com>
1101
1102         * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
1103         ensure that call_used_regs is a superset of both fixed_regs and
1104         call_really_used_regs.
1105
1106 2004-08-17  Daniel Bornstein  <danfuzz@milk.com>
1107
1108         PR target/17019
1109         * arm.md (addsi3_cbranch_scratch): Correct case labels.
1110
1111 2004-08-17  Paolo Bonzini  <bonzini@gnu.org>
1112
1113         PR middle-end/17036
1114         * fold-const.c (fold): Check for integer operand when
1115         folding (A >> N) & 1 ? (1 << N) : 0.  Fix from Andrew
1116         Pinski  <pinskia@physics.uc.edu>.
1117
1118 2004-08-17  Paolo Bonzini  <bonzini@gnu.org>
1119
1120         * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
1121         No need to check if in a cross configuration.
1122         * configure: Regenerate.
1123
1124         * calls.c (precompute_register_parameters):
1125         Inline preserve_subexpressions_p ().
1126         * expmed.c (expand_mult_const, emit_store_flag): Likewise.
1127         * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
1128         Likewise.
1129         * expr.c (get_subtarget): Likewise.
1130         * rtl.h (preserve_subexpressions_p): Remove.
1131         * stmt.c (preserve_subexpressions_p): Remove.
1132
1133         * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
1134         TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
1135         Abort on gimplified cases.
1136
1137 2004-08-16  James E Wilson  <wilson@specifixinc.com>
1138
1139         * tree.h (VECTOR_FLOAT_TYPE_P): New.
1140         (FLOAT_TYPE_P): Use it.
1141         * c-typeck.c (build_binary_op): After convert calls, check for
1142         check for ERROR_MARK operands.
1143
1144 2004-08-16  Zack Weinberg  <zack@codesourcery.com>
1145
1146         * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
1147         (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
1148         (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
1149         (genobjs static pattern rule): Remove %.c dependency.
1150         ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
1151         Rename rules; delete commands; fix dependencies.
1152         (mostlyclean): Do not delete temporary source copies.
1153         * configure.ac: Delete all references to BUILD_PREFIX and
1154         BUILD_PREFIX_1.
1155         * configure: Regenerate.
1156
1157         * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
1158         Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
1159         basic-block.h #ifdef GENERATOR_FILE.  Surround some more code
1160         with #ifndef GENERATOR_FILE so that nothing from those headers
1161         is used.
1162
1163         * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
1164
1165 2004-08-16  Adam Nemet  <anemet@lnxw.com>
1166
1167         * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
1168
1169 2004-08-16  Andrew Pinski  <apinski@apple.com>
1170
1171         * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
1172         extraneous semicolon.
1173
1174 2004-08-16  Devang Patel  <dpatel@apple.com>
1175
1176         * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
1177         * print-tree.c (print_node): Print DECL_PRESERVE_P.
1178         * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
1179         (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
1180         * target.h (struct gcc_target): New member, mark_decl_preserved.
1181         * hooks.c (hook_void_charptr): Rename to ...
1182         (hook_void_constcharptr): ... new name.
1183         * hooks.h (hook_void_charptr): Rename to ..
1184         (hook_void_constcharptr): ... new name.
1185         * tree.h (DECL_PRESERVE_P): New #define.
1186         (struct tree_decl): New member, preserve_flag.
1187         * varasm.c (assemble_start_function): Mark decl preserved.
1188         (assemble_variable): Same.
1189         * darwin.c (darwin_mark_decl_preserved): New function.
1190         * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
1191         * darwin-protos.h (darwin_mark_decl_preserved): New decl.
1192         * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
1193
1194 2004-08-16  Joseph S. Myers  <jsm@polyomino.org.uk>
1195
1196         * c-decl.c (grokdeclarator): Allow for function definition where
1197         innermost declarator has attributes.
1198
1199 2004-08-16  Fariborz Jahanian <fjahanian@apple.com>
1200
1201         * except.c (get_exception_filter, build_post_landing_pads,
1202         dw2_build_landing_pads): Use target-specific mode for 'filter'.
1203         * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
1204         * target.h (eh_return_filter_mode): New field added.
1205         * targhooks.c (default_eh_return_filter_mode): Defined.
1206         * targhooks.h (default_eh_return_filter_mode): Declared.
1207         * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
1208
1209 2004-08-16  Nathanael Nerode  <neroden@gcc.gnu.org>
1210
1211         * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
1212         ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
1213         * configure: Regenerate.
1214
1215 2004-08-16  Stan Shebs  <shebs@apple.com>
1216
1217         Basic support for 64-bit Darwin.
1218         * config/darwin.c (macho_indirect_data_reference): Add DImode case.
1219         (machopic_legitimize_pic_address): Similarly, plus use Pmode
1220         instead of SImode.
1221         * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
1222         (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
1223         (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
1224         (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
1225         (PROCESSOR_DEFAULT64): Define.
1226         * config/rs6000/darwin.md: New file, patterns specific to 64-bit
1227         Darwin.
1228         * config/rs6000/rs6000.md: Include darwin.md.
1229         (builtin_setjmp_receiver): Add DImode case.
1230         * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
1231         Darwin.
1232         (TARGET_ASM_ALIGNED_DI_OP): Ditto.
1233         (rs6000_emit_move): Add DImode case to Darwin bits.
1234         (machopic_output_stub): Use .quad if 64-bit.
1235         * invoke.texi: Document -m32 and -m64.
1236
1237 2004-08-16  Janis Johnson  <janis187@us.ibm.com>
1238
1239         * doc/extend.texi (AltiVec builtins): Document additional differences
1240         from the Motorola AltiVec PIM.
1241
1242 2004-08-16  Nathan Sidwell  <nathan@codesourcery.com>
1243
1244         * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
1245         * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
1246         (struct tree_common): Update public_flag documentation.
1247
1248 2004-08-16  Nathanael Nerode  <neroden@gcc.gnu.org>
1249
1250         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1251         Check for artificial variables, not is_gimple_tmp_var.
1252         * tree-ssa-live.c (var_union): Likewise.
1253
1254 2004-08-16  Nathan Sidwell  <nathan@codesourcery.com>
1255
1256         * calls.c (load_register_parameters): Remove spurious FIXME token.
1257
1258 2004-08-15  Ziemowit Laski  <zlaski@apple.com>
1259
1260         * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
1261         (c-lang.o): Depend on c-objc-common.h.
1262         (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
1263         c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
1264         * c-lang.c: Include c-objc-common.h.
1265         (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
1266         LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
1267         LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
1268         LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
1269         LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
1270         LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
1271         LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
1272         LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
1273         LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
1274         LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
1275         LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
1276         LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
1277         LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
1278         LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
1279         LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
1280         LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
1281         LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
1282         LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
1283         LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
1284         LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
1285         LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
1286         LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
1287         LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
1288         LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
1289         Move to c-objc-common.h.
1290         * c-objc-common.c: Include c-objc-common.h.
1291         * c-objc-common.h: New file.
1292
1293 2004-08-15  Andreas Tobler  <a.tobler@schweiz.ch>
1294             Andrew Pinski  <pinskia@physics.uc.edu>
1295
1296         PR target/14931
1297         * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
1298         style.
1299
1300 2004-08-15  Nathan Sidwell  <nathan@codesourcery.com>
1301
1302         * tree.h (build_int_cst): New.
1303         (build_int_2): Remove.
1304         * tree.c (build_int_2): Remove.
1305         (build_int_cst): New.
1306         (make_vector_type, build_common_tree_nodes,
1307         build_common_tree_nodes_2): Use build_int_cst.
1308         * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
1309         expand_builtin_strpbrk, expand_builtin_fputs,
1310         build_string_literal, expand_builtin_printf,
1311         expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
1312         fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
1313         fold_builtin_isdigit, simplify_builtin_strstr,
1314         simplify_builtin_strpbrk, fold_builtin_fputs,
1315         simplify_builtin_sprintf): Use build_int_cst.
1316         * c-common.c (start_fname_decls, fix_string_type,
1317         c_common_nodes_and_builtins, c_init_attributes,
1318         shorten_compare): Likewise.
1319         * c-decl.c (complete_array_type,
1320         check_bitfield_type_and_width): Likewise.
1321         * c-lex.c (interpret_integer, lex_charconst): Likewise.
1322         * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
1323         * c-pretty-print.c (pp_c_integer_constant): Likewise.
1324         * c-typeck.c (really_start_incremental_init, push_init_level,
1325         set_nonincremental_init_from_string): Likewise.
1326         * calls.c (load_register_parameters): Likewise.
1327         * convert.c (convert_to_pointer): Likewise.
1328         * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
1329         build_fn_info_type, build_ctr_info_value, build_gcov_info):
1330         Likewise.
1331         * except.c (init_eh, assign_filter_values, assign_filter_values):
1332         Likewise.
1333         * expmed.c (store_fixed_bit_field, extract_bit_field,
1334         extract_fixed_bit_field, extract_split_bit_field, expand_shift,
1335         expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
1336         expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
1337         * expr.c (convert_move, emit_group_load, emit_group_store,
1338         expand_assignment, store_constructor, store_field,
1339         expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
1340         * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
1341         invert_truthvalue, optimize_bit_field_compare,
1342         decode_field_reference, all_ones_mask_p, constant_boolean_node,
1343         fold_div_compare, fold, fold_read_from_constant_string,
1344         fold_negate_const, fold_abs_const, fold_not_const): Likewise.
1345         * function.c (assign_parm_setup_block): Likewise.
1346         * stmt.c (shift_return_value, expand_end_case_type,
1347         estimate_case_costs): Likewise.
1348         * stor-layout.c (layout_type, initialize_sizetypes,
1349         set_min_and_max_values_for_integral_type): Likewise.
1350         * tree-chrec.c (chrec_fold_multiply_poly_poly,
1351         reset_evolution_in_loop): Likewise.
1352         * tree-chrec.h (build_polynomial_chrec): Likewise.
1353         * tree-complex.c (build_replicated_const): Likewise.
1354         * tree-eh.c (honor_protect_cleanup_actions,
1355         lower_try_finally_onedest, lower_try_finally_copy,
1356         lower_try_finally_switch): Likewise.
1357         * tree-mudflap.c (mf_build_string, mx_register_decls,
1358         mudflap_register_call, mudflap_enqueue_constant): Likewise.
1359         * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
1360         * tree-pretty-print.c (dump_generic_node): Likewise.
1361         * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
1362         Likewise.
1363         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
1364         * tree-ssa-loop-niter.c (number_of_iterations_cond,
1365         loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
1366         Likewise.
1367
1368         * config/alpha/alpha.c (alpha_initialize_trampoline,
1369         alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
1370         * config/arm/arm.c (arm_get_cookie_size): Likewise.
1371         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1372         * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1373         * config/i860/i860.c (i860_va_start): Likewise.
1374         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1375         * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
1376         mips_gimplify_va_arg_expr): Likewise.
1377         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1378         * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
1379         add_compiler_branch_island): Likewise.
1380         * config/s390/s390.c (s390_va_start): Likewise.
1381         * config/sh/sh.c (sh_va_start): Likewise.
1382         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1383         Likewise.
1384         * config/xtensa/xtensa.c (xtensa_va_start,
1385         xtensa_gimplify_va_arg_expr): Likewise.
1386
1387         * objc/objc-act.c (build_objc_string_object,
1388         build_objc_symtab_template, init_def_list, init_objc_symtab,
1389         init_module_descriptor, generate_static_references,
1390         build_selector_translation_table, get_proto_encoding,
1391         build_typed_selector_reference, build_selector_reference,
1392         build_next_objc_exception_stuff,
1393         build_method_prototype_list_template, generate_descriptor_table,
1394         generate_protocols, build_protocol_initializer,
1395         build_ivar_list_template, build_method_list_template,
1396         build_ivar_list_initializer, generate_ivars_list,
1397         generate_dispatch_table, generate_protocol_list,
1398         build_category_initializer, build_shared_structure_initializer,
1399         generate_shared_structures, handle_impent,
1400         generate_objc_image_info): Use build_int_cst.
1401
1402 2004-08-15  Ben Elliston  <bje@au.ibm.com>
1403
1404         * vec.h: Comment improvements.
1405
1406 2004-08-14  Roger Sayle  <roger@eyesopen.com>
1407
1408         * c-common.c (shorten_compare, pointer_int_sum,
1409         c_common_truthvalue_conversion, boolean_increment): Replace calls
1410         to build with calls to buildN.
1411         * c-decl.c (complete_array_type, grokdeclarator): Likewise.
1412         * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
1413         gimplify_switch_stmt): Likewise.
1414         * c-typeck.c (default_function_array_conversion,
1415         build_component_ref, build_array_ref, build_function_call,
1416         pointer_diff, build_unary_op, build_conditional_expr,
1417         build_compound_expr, build_modify_expr, c_finish_goto_label,
1418         c_finish_goto_ptr, c_finish_return, c_finish_loop,
1419         c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
1420         build_binary_op): Likewise.
1421
1422 2004-08-15  Steven Bosscher  <stevenb@suse.de>
1423
1424         * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
1425
1426 2004-08-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1427
1428         * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
1429         curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
1430         * fixinc/fixincl.x: Rebuilt.
1431
1432 2004-08-14  Richard Sandiford  <rsandifo@redhat.com>
1433
1434         * config/mips/mips-protos.h (mips_symbolic_constant_p)
1435         (mips_atomic_symbolic_constant_p, mips_stack_address_p)
1436         (mips_small_data_pattern_p): Declare.
1437         * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
1438         (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
1439         * config/mips/mips.c (mips_symbolic_constant_p): Make global.
1440         (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
1441         (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
1442         (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
1443         (reg_or_const_float_1_operand, hilo_operand, extend_operator)
1444         (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
1445         (pc_or_label_operand, call_insn_operand, move_operand)
1446         (consttable_operand, symbolic_operand, general_symbolic_operand)
1447         (global_got_operand, local_got_operand, stack_operand)
1448         (fp_register_operand, lo_operand, fcc_register_operand): Delete.
1449         (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
1450         (mips_small_data_pattern_p): Replace previous small_data_pattern
1451         predicate.  Turn into a bool () (rtx) function.
1452         * config/mips/predicates.md: New file.
1453         * config/mips/mips.md: Include it.  Use the target-independent
1454         comparison_operator instead of cmp_op.  Rename trap_cmp_op to
1455         trap_comparison_operator and equality_op to equality_operator.
1456         Replace uses of small_int with the equivalent const_arith_operand.
1457         Rename reg_or_const_float_1_operand to reg_or_1_operand.  Rename
1458         const_float_1_operand to const_1_operand.  Rename fcc_register_operand
1459         to fcc_reload_operand.
1460         * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
1461
1462 2004-08-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1463
1464         PR libstdc++/17005 partial fix.
1465         * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
1466         except when generating ANSI/C89 code.
1467
1468 2004-08-14  Nathan Sidwell  <nathan@codesourcery.com>
1469
1470         * c-common.c (shorten_compare): Use force_fit_type directly.
1471
1472 2004-08-14  Gerald Pfeifer  <gerald@pfeifer.com>
1473             Dimitri Papadopoulos-Orfanos  <papadopo@shfj.cea.fr>
1474             Dave Korn  <dk@artimi.com>
1475
1476         * doc/install.texi (Building): Avoid duplicate reference to GNU
1477         make requirement.
1478         (*-*-solaris2*): Do not recommend GNU make any longer.  Simplify.
1479
1480 2004-08-14  Richard Henderson  <rth@redhat.com>
1481
1482         * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
1483         * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
1484
1485 2004-08-13  Richard Henderson  <rth@redhat.com>
1486
1487         * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
1488         for constant_call_address_operand.
1489         (call_value_pop_1, call_value_1): Likewise.
1490         (sibcall_value_1, call_value_1_rex64): Likewise.
1491
1492 2004-08-13  James E Wilson  <wilson@specifixinc.com>
1493
1494         * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
1495         Correct mode from SFmode to DFmode.
1496
1497 2004-08-13  Ziemowit Laski  <zlaski@apple.com>
1498
1499         * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
1500         __cstring_object and __image_info sections with the no_dead_strip
1501         attribute.
1502
1503 2004-08-13  Roger Sayle  <roger@eyesopen.com>
1504             David Billinghurst  <David.Billinghurst@riotinto.com>
1505
1506         PR libgfortran/15930
1507         * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
1508         * fixinc/fixincl.x: Regenerate.
1509         * fixinc/tests/base/internal/math_core.h: New file.
1510
1511 2004-08-13  Richard Henderson  <rth@redhat.com>
1512
1513         * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
1514         (dbxout_function_end): Remove ifdefs for it.
1515         (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
1516
1517 2004-08-13  Richard Henderson  <rth@redhat.com>
1518
1519         * Makefile.in (insn-preds.o): Depend on TREE_H.
1520         * genpreds.c (write_insn_preds_c): Include tree.h.
1521         * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
1522         reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
1523         const48_operand, and_operand, or_operand, mode_width_operand,
1524         mode_mask_operand, mul8_operand, const0_operand,
1525         hard_fp_register_operand, hard_int_register_operand,
1526         reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
1527         samegp_function_operand, direct_call_operand, small_symbolic_operand,
1528         global_symbolic_operand, call_operand, symbolic_operand,
1529         dtp16_symbolic_operand, dtp32_symbolic_operand,
1530         gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
1531         gottp_symbolic_operand, alpha_comparison_operator,
1532         alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
1533         signed_comparison_operator, alpha_fp_comparison_operator,
1534         divmod_operator, fix_operator, aligned_memory_operand,
1535         unaligned_memory_operand, reg_or_unaligned_mem_operand,
1536         any_memory_operand, reg_not_elim_operand, normal_memory_operand,
1537         reg_no_subreg_operand, addition_operation): Move to predicates.md.
1538         (reg_or_const_int_operand): Remove.  Replace all users with
1539         reg_or_cint_operand.
1540         (tls_symbolic_operand_1): Export.  Don't check mode or for CONST.
1541         (resolve_reload_operand): Split out of aligned_memory_operand.
1542         * config/alpha/alpha-protos.h: Update for exports.
1543         * config/alpha/alpha.h (PREDICATE_CODES): Remove.
1544         * config/alpha/alpha.md: Include predicates.md.
1545         * config/alpha/predicates.md: New file.
1546
1547 2004-08-13  Richard Sandiford  <rsandifo@redhat.com>
1548
1549         * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
1550         fields with a pointer to the instruction definition.
1551         (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
1552         (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
1553         (write_attr_case, write_const_num_delay_slots): Update accordingly.
1554         (write_attr_case, write_const_num_delay_slots): Write the name of
1555         an insn next to its case statement.
1556         * genoutput.c (data): Add a filename field.
1557         (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
1558         (output_insn_data): Print the location of each insn definition.
1559         * genrecog.c (write_action): Print the name of an insn above
1560         the statement that returns its code.
1561
1562 2004-08-12  Andrew Pinski  <pinskia@physics.uc.edu>
1563
1564         * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
1565         * config/libgloss.h: Likewise.
1566         * config/arm/arm.c (arm_gen_load_multiple): Likewise.
1567         * c4x/c4x-modes.def: Likewise.
1568         * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
1569         (c4x_rptb_nop_p): Likewise.
1570         (c4x_rptb_valid_p): Likewise.
1571         (c4x_rptb_insert): Likewise.
1572         (c4x_address_conflict): Likewise.
1573         * config/c4x/c4x.md: Likewise.
1574         * config/frv/frv.md: Likewise.
1575         * config/i386/athlon.md: Likewise.
1576         * config/i386/i386.md: Likewise.
1577         * config/i386/predicates.md: Likewise.
1578         * config/ia64/ia64.c: Likewise.
1579         * config/ia64/itanium1.md: Likewise.
1580         * config/ia64/itanium2.md: Likewise.
1581         * config/iq2000/iq2000.md: Likewise.
1582         * config/mcore/mcore.c: Likewise.
1583         * config/mips/mips.c: Likewise.
1584         * config/mips/r3900.h: Likewise.
1585         * config/mips/sb1.md: Likewise.
1586         * config/pa/milli64.S: Likewise.
1587         * config/pa/pa.c: Likewise.
1588         * config/pa/pa.h: Likewise.
1589         * config/rs6000/8540.md: Likewise.
1590
1591 2004-08-13  Daniel Berlin  <dberlin@dberlin.org>
1592
1593         * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
1594
1595 2004-08-13  J"orn Rennecke <joern.rennecke@superh.com>
1596
1597         * sh.md (cbranch define_delay) Use cond_delay_slot for
1598         non-anulled condition too.
1599
1600 2004-08-12  David Edelsohn  <edelsohn@gnu.org>
1601
1602         * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
1603         * config/rs6000/rs6000.h (PREDICATE_CODES): Add
1604         any_parallel_operand, lmw_operation, stmw_operation,
1605         mfcr_operation, mtcrf_operation.  Remove PARALLEL from any_operand.
1606         * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
1607         any_parallel_operand.
1608         (return_and_restore_fpregs_{si,di}): Same.
1609
1610 2004-08-12  Zack Weinberg  <zack@codesourcery.com>
1611
1612         * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
1613         if pred->singleton != PARALLEL, issue a warning and pretend it was.
1614         Also issue a warning for any predicate we don't know about.
1615
1616 2004-08-12  Richard Henderson  <rth@redhat.com>
1617
1618         * config/i386/i386.c (internal_label_prefix): Export.
1619         (internal_label_prefix_len, struct ix86_address,
1620         ix86_decompose_address, maybe_get_pool_constant,
1621         ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
1622         memory_address_length): Export.
1623         (any_fp_register_operand, fp_register_operand,
1624         register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
1625         x86_64_general_operand, x86_64_szext_general_operand,
1626         x86_64_nonmemory_operand, x86_64_movabs_operand,
1627         x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
1628         x86_64_zext_immediate_operand, const_int_1_31_operand,
1629         symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
1630         tls_symbolic_operand, global_dynamic_symbolic_operand,
1631         local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
1632         local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
1633         constant_call_address_operand, const0_operand, const1_operand,
1634         const248_operand, const_0_to_3_operand, const_0_to_7_operand,
1635         const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
1636         shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
1637         general_no_elim_operand, nonmemory_no_elim_operand,
1638         index_register_operand, q_regs_operand, flags_reg_operand,
1639         non_q_regs_operand, zero_extended_scalar_load_operand,
1640         vector_move_operand, no_seg_address_operand, sse_comparison_operator,
1641         ix86_comparison_operator, ix86_carry_flag_operator,
1642         fcmov_comparison_operator, promotable_binary_operator,
1643         cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
1644         mult_operator, div_operator, arith_or_logical_operator,
1645         memory_displacement_operand, cmpsi_operand, long_memory_operand,
1646         aligned_operand): Move to predicates.md as define_predicates.
1647         (tls_symbolic_operand_1): Remove.
1648         (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
1649         (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
1650         (legitimize_address): Merge tls_symbolic_operand contents.
1651         (ix86_expand_move): Likewise.
1652         * config/i386/i386-protos.h: Update for exports.
1653         * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
1654         (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
1655         * config/i386/i386.md: Include predicates.md.
1656         * config/i386/predicates.md: New file.
1657
1658 2004-08-13  Mark Mitchell  <mark@codesourcery.com>
1659
1660         PR c++/16924
1661         * config/i386/winnt.c (i386_pe_mark_dllexport): Set
1662         SYMBOL_REF_DECL.
1663         (i386_pe_mark_dllimport): Likewise.
1664         (i386_pe_encode_section_info): Likewise, when overriding
1665         dllimport attribute.
1666
1667 2004-08-12  Geoffrey Keating  <geoffk@apple.com>
1668
1669         * configure.ac: When testing for flex, nm, ar, and bison, check
1670         that they will actually be built.
1671         * configure: Regenerate.
1672
1673 2004-08-12  Ulrich Weigand  <uweigand@de.ibm.com>
1674
1675         * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
1676         (MOVE_MAX_PIECES): Define.
1677
1678 2004-08-12  Devang patel  <dpatel@apple.com>
1679
1680         * dbxout.c (dbxout_begin_prologue): New function.
1681         (dbx_debug_hooks): Use new begin prologue hook.
1682         (dbxout_function_end): Emit N_ENSYM.
1683         * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
1684
1685 2004-08-12  Janis Johnson  <janis187@us.ibm.com>
1686
1687         * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
1688         argument is float*.
1689
1690         * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
1691         for vec_dss.
1692
1693         * doc/extend.texi (AltiVec builtins): Fix description for recent
1694         changes.  Update operation list to match current support.
1695
1696 2004-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
1697
1698         * config/s390/s390.c (struct s390_frame_layout): New struct as element
1699         of struct machine_function.
1700         (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
1701         changed all uses.
1702         (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
1703         changed all uses.
1704         (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
1705         (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
1706         (s390_frame_area, s390_register_info): New functions.
1707         (s390_optimize_prolog): Renamed to s390_optimize_prologue.  Added check
1708         for base register.
1709         (s390_return_addr_rtx, s390_return_address_offset)
1710         (s390_va_start, s390_gimplify_va_arg)
1711         (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
1712         layouts.
1713         (s390_frame_info): Functionality partly moved to s390_register_info.
1714         Made adaptions for new stack layout.
1715         (save_gprs, restore_gprs): Changed meaning of second parameter and
1716         adapted all callers.
1717
1718         * config/s390/s390.h (s390_backchain_string): New global variable.
1719         (MASK_BACKCHAIN): Removed definition.
1720         (TARGET_BACKCHAIN): Changed check.
1721         (TARGET_KERNEL_BACKCHAIN): New macro.
1722         (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
1723         (TARGET_OPTIONS): Added "backchain", "no-backchain" and
1724         "kernel-backchain".
1725         (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
1726
1727         * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
1728         as condition.  Adjusted for new stack layout.
1729
1730         * doc/invoke.texi: Added documentation for new option
1731         "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
1732         "-mno-backchain".
1733
1734 2004-08-12  Paul Brook  <paul@codesourcery.com>
1735
1736         * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
1737         (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
1738
1739 2004-08-12  David Daney  <ddaney@avtrex.com>
1740
1741         * java/gcj.texi:  Add subsection on signal usage.
1742
1743 2004-08-12  David Edelsohn  <edelsohn@gnu.org>
1744
1745         * expr.c (move_by_pieces): Set alignment for move to minimum of
1746         MOVE_MAX_PIECES mode alignment and the largest non-slow mode
1747         alignment, but not less than the original alignment.
1748         (move_by_pieces_ninsns): Same.
1749         (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
1750         (store_by_pieces_1): Same.
1751
1752 2004-08-12  Diego Novillo  <dnovillo@redhat.com>
1753
1754         PR tree-optimization/16867
1755         * tree.c (is_global_var): New function.
1756         (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
1757         Call is_global_var.
1758         * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
1759         Update all users.
1760         (is_global_var): Declare.
1761         * tree-dfa.c (dump_variable): Display global and addressable
1762         attributes.
1763         (add_referenced_var): Clarify documentation when marking
1764         variables call-clobbered.
1765         * tree-flow-inline.h (is_call_clobbered): Call is_global_var
1766         instead of needs_to_live_in_memory.
1767         (mark_call_clobbered): If the variable is a tag, mark it
1768         DECL_EXTERNAL.
1769         * tree-gimple.c (is_gimple_reg): Don't check for
1770         TREE_ADDRESSABLE.
1771         (is_gimple_non_addressable): Likewise.
1772         * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
1773         needs to be marked call-clobbered.
1774         (setup_pointers_and_addressables): Call is_global_var instead
1775         of needs_to_live_in_memory.
1776         * tree-ssa-dce.c (need_to_preserve_store): Remove.
1777         Update all users with is_global_var.
1778         (mark_stmt_if_obviously_necessary): Fix processing of aliased
1779         stores.  Don't check the virtual definitions.  Rather, check
1780         whether the store is going into global memory.
1781         (find_obviously_necessary_stmts): Get the symbol from the PHI
1782         result.
1783         * tree-ssa-operands.c (get_call_expr_operands): Do not add
1784         clobbering may-defs if the call does not have side effects.
1785
1786 2004-08-12  Jakub Jelinek  <jakub@redhat.com>
1787
1788         PR c++/16276
1789         * output.h (default_function_rodata_section,
1790         default_no_function_rodata_section): New prototypes.
1791         * target.h (struct gcc_target): Add asm_out.function_rodata_section.
1792         * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
1793         (TARGET_ASM_OUT): Add it.
1794         * varasm.c (default_function_rodata_section,
1795         default_no_function_rodata_section): New functions.
1796         * final.c (final_scan_insn): Call
1797         targetm.asm_out.function_rodata_section instead of
1798         readonly_data_section.
1799         * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
1800         * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1801         * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1802         * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
1803         Likewise.
1804         * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1805         * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
1806         Likewise.
1807         * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
1808         Likewise.
1809         * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1810         * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
1811         * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
1812
1813 2004-08-12  Paul Brook  <paul@codesourcery.com>
1814
1815         * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
1816         frame info.
1817         * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
1818         DWARF2_UNWIND_INFO.
1819
1820 2004-08-12  Ben Elliston  <bje@au.ibm.com>
1821
1822         PR target/16286
1823         * config/rs6000/altivec.h: Change vector to __vector throughout.
1824         (Except for the `vector' macro itself).
1825
1826 2004-08-12  Zack Weinberg  <zack@codesourcery.com>
1827
1828         * genpreds.c: Add capability to generate predicate bodies as
1829         well as function prototypes.  Write function prototypes for
1830         the generic predicates too.
1831         (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
1832         (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
1833         (write_match_code, write_predicate_expr, write_one_predicate_function)
1834         (parse_option): New functions.
1835         (output_predicate_decls): Delete.
1836         (main): Read the machine description, process DEFINE_PREDICATE or
1837         DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
1838         as appropriate.
1839
1840         * genrecog.c (struct decision_test): Replace index with
1841         struct pred_data pointer.
1842         (next_index): Remove, unused.
1843         (pred_table, preds, special_mode_pred_table): Delete.
1844         (compute_predicate_codes, process_define_predicate): New functions.
1845         (validate_pattern, add_to_sequence, write_switch): Update for
1846         new data structures.
1847         (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
1848         Check both error_count and have_error.
1849
1850         * gensupport.c (in_fname, first_predicate): New globals.
1851         (define_pred_queue, define_pred_tail): New RTL-pattern queue.
1852         (predicate_table, last_predicate, old_pred_table)
1853         (old_special_pred_table): New statics.
1854         (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
1855         (add_predicate, init_predicate_table): New functions.
1856         (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
1857         (init_md_reader_args_cb): Use the global in_fname.  No need to zero
1858         it or max_include_len.  Call init_predicate_table.
1859         (read_rtx): Run the predicate queue after the attribute queue
1860         but before all the others.
1861         * gensupport.h (in_fname, struct pred_data, first_predicate)
1862         (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
1863         * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
1864         (DEFINE_SPECIAL_PREDICATE): New RTL codes.
1865         * dummy-conditions.c: Don't include bconfig.h, system.h,
1866         coretypes.h, tm.h, or system.h.  Do include stddef.h.
1867         Duplicate declaration of struct c_test from gensupport.h.
1868
1869         * Makefile.in (OBJS-common): Add insn-preds.o.
1870         (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
1871         (insn-preds.c, insn-preds.o): New rules.
1872         (s-preds): Also generate insn-preds.c.
1873         (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
1874         Update dependencies.
1875         (print-rtl.o, print-rtl1.o): Correct dependencies.
1876
1877         * recog.h: Delete prototypes of predicate functions.
1878
1879         * doc/md.texi (Predicates): New section with complete
1880         documentation of operand/operator predicates.  Remove some
1881         incomplete documentation of predicates from other places.
1882         * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
1883         PREDICATE_CODES; indicate that both are deprecated in favor
1884         of define_predicate/define_special_predicate.
1885
1886         * config/ia64/ia64.c: All predicate function definitions moved
1887         to ia64.md, except
1888         (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
1889         (ia64_expand_load_address, ia64_expand_move):
1890         Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
1891
1892         * config/ia64/ia64.md: All predicates now defined here.
1893         (symbolic_operand): Is now a special predicate.
1894
1895         * config/ia64/ia64.h: Declare ia64_section_threshold.
1896         (PREDICATE_CODES): Delete.
1897
1898 2004-08-12  Richard Henderson  <rth@redhat.com>
1899
1900         * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
1901         * c-semantics.c (add_stmt): Set it.
1902         * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
1903         before instantiating a variable sized type.
1904
1905 2004-08-12  Richard Henderson  <rth@redhat.com>
1906
1907         * stor-layout.c (round_up, round_down): Move ...
1908         * fold-const.c (round_up, round_down): ... here.  Use
1909         multiple_of_p to avoid any arithmetic at all.
1910
1911 2004-08-12  Richard Henderson  <rth@redhat.com>
1912
1913         * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
1914         (gimplify_init_ctor_preeval_1): New.
1915         (gimplify_init_ctor_preeval): New.
1916         (gimplify_init_ctor_eval): New.
1917         (gimplify_init_constructor): Use them.  Always gimplify the LHS
1918         object first.
1919
1920 2004-08-12  Ziemowit Laski  <zlaski@apple.com>
1921
1922         (This patch is part of merge of objc-improvements-branch
1923         into mainline.)
1924
1925         * doc/frontends.texi: Mention Objective-C++ in addition to
1926         Objective-C.
1927         * doc/install.texi: Add 'obj-c++' to list of configurable
1928         languages.
1929         * doc/invoke.texi: Rename Objective-C option headings to
1930         indicate they also apply to Objective-C++.  List file
1931         extensions for Objective-C++ sources.  Mention that
1932         ObjC and ObjC++ compilations may also use C and C++ options,
1933         respectively.  Point users to doc/standards.texi for
1934         further info on ObjC and ObjC++.
1935         * doc/sourcebuild.texi: Mention the objcp/ directory and
1936         the Objective-C++ sources it contains.
1937         * doc/standards.texi: Update link to Apple ObjC site;
1938         add link to gcc readings.html WWW doc.
1939
1940 2004-08-12  Alan Modra  <amodra@bigpond.net.au>
1941
1942         * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
1943         and 2004-07-14 changes.
1944
1945 2004-08-12  Paul Brook  <paul@codesourcery.com>
1946
1947         * doc/invoke.texi: Fix typo.
1948
1949 2004-08-11 Devang Patel  <dpatel@apple.com>
1950
1951         * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
1952         and -no_dead_strip_inits_and_terms.
1953         (LINK_SPEC): Same.
1954         * doc/invoke.texi (Darwin Options): Document -dead_strip and
1955         -no_dead_strip_inits_and_terms.
1956
1957 2004-08-11  Paul Brook  <paul@codesourcery.com>
1958
1959         * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
1960         (arm_load_pic_register): ... to this.
1961         * config/arm/arm.c (arm_finalize_pic): Rename ...
1962         (arm_load_pic_register): ... to this.  Always output insns at the
1963         current location.  Load via low reg in thumb mode.
1964         (arm_expand_prologue): Call arm_load_pic_register.
1965         (thumb_expand_prologue): Ditto.
1966         * config/arm/arm.h (FINALIZE_PIC): Remove.
1967         * config/arm/arm.md (builtin_setjmp_receiver): Call
1968         arm_load_pic_register.
1969
1970 2004-08-11  Paul Brook  <paul@codesourcery.com>
1971
1972         * arm.c (thumb_force_lr_save): Add prototype.
1973         (thumb_compute_save_reg_mask): New function.
1974         (thumb_find_work_register): New function.
1975         (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
1976         (thumb_unexpanded_epilogue): Ditto.  Remove redundant code.
1977         Don't clobber r3 when removing pretend args.
1978         (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
1979         (thumb_output_function_prologue): Use new functions.
1980         (thumb_set_return_address): Use thumb_compute_save_reg_mask.
1981         * arm.h (THUMB_REG_PUSHED_P): Remove.
1982
1983 2004-08-11  James E Wilson  <wilson@specifixinc.com>
1984
1985         PR rtl-optimization/16490
1986         * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
1987         global_live_at_end for new basic block if already set for other blocks.
1988
1989 2004-08-11 David Edelsohn  <edelsohn@gnu.org>
1990
1991         * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
1992
1993         * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
1994         (mfcr rlwinm rlwinm patterns): Set length to 12.
1995
1996 2004-08-11  Andrew MacLeod  <amacleod@redhat.com>
1997
1998         * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
1999         get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
2000         (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
2001         (start_ssa_stmt_operands): Delete.
2002         * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
2003         struct stmt_operands_d.
2004         (build_ssa_operands): New extern entry point.
2005         * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
2006         building code, replace with create_ssa_artficial_load_stmt().
2007         * tree-ssa-operands.c (struct voperands_d): Delete.
2008         (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
2009         (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
2010         (free_uses, free_defs, free_vuses, free_v_may_defs,
2011         free_v_must_defs): Remove dealloc parameter.
2012         (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
2013         (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
2014         finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
2015         vector comparisons, ssa_name reuse, and allocations here.
2016         (verify_start_operands): Delete.
2017         (finalize_ssa_stmt_operands): Set new operands by calling finalize
2018         routines.
2019         (start_ssa_stmt_operands): Move from tree-flow-inline.h.
2020         (append_def, append_usei): Simplify to simple accumulation.
2021         (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
2022         duplicates and simple accumulation.
2023         (free_ssa_operands): Free vectors in a stmt_operand structure.
2024         (build_ssa_operands): New. Create a new stmt_operand structure from
2025         a stmt and an old set of stmt_operands.
2026         (get_stmt_operands): Simplify and call build_ssa_operands.
2027         (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
2028         get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
2029         add_call_read_ops): Don't pass prev_vops around anymore.
2030         (note_addressable): Return if no stmt annotation.
2031         (copy_virtual_operands): Access v_may_def operands through a struct.
2032         (create_ssa_artficial_load_stmt): New.  Create a load stmt for DOM's
2033         hash tables without treating the stmt as a real stmt.
2034         * tree-ssa-operands.h (struct v_may_def_operand_type): New.  Access
2035         v_may_def def and use through a struct instead of 2 array elements.
2036         (struct v_may_def_optype_d): Use v_may_def_operand_type.
2037         (struct stmt_operands_d): New.  Struct for storing all operand vectors.
2038
2039 2004-08-11  Nick Clifton  <nickc@redhat.com>
2040
2041         * config/arm/arm.c (arm_is_longcall_p): Update comment describing
2042         this funciton's behaviour.  Return true when the current function
2043         has a section attribute and -mlong-calls is in effect.
2044         * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
2045         short-call marker when -mlong-calls is in effect and the function
2046         has a section attribute.
2047
2048 2004-08-10  Zack Weinberg  <zack@codesourcery.com>
2049
2050         * stmt.c (expand_return): If asked to return the RESULT_DECL,
2051         just call expand_value_return on result_rtl.
2052
2053 2004-08-10  Richard Henderson  <rth@redhat.com>
2054
2055         * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
2056         * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
2057         * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
2058         (add_location_or_const_value_attribute): ... not here.  Use
2059         loc_descriptor_from_tree if possible.
2060         (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
2061         Simplify address handling.  Handle DECL_VALUE_EXPR.  Handle register
2062         values specially.
2063         (loc_descriptor_from_tree): New.  Update callers.
2064         * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
2065         * gimplify.c (gimplify_decl_expr): Lower variable sized types to
2066         pointer plus dereference.  Set DECL_VALUE_EXPR.  Set save_stack.
2067         (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
2068         and BUILT_IN_STACK_RESTORE.
2069         (gimplify_expr): Lower DECL_VALUE_EXPR decls.
2070         * stmt.c (expand_stack_alloc): Remove.
2071         * tree-mudflap.c (mx_register_decls): Don't look for
2072         BUILT_IN_STACK_ALLOC.
2073         * tree-nested.c (convert_local_reference): Likewise.
2074         * tree.h (DECL_VALUE_EXPR): New.
2075
2076 2004-08-10  Richard Henderson  <rth@redhat.com>
2077
2078         * stor-layout.c (round_up): Check for 0/1 before dividing.
2079         (round_down): Likewise.
2080
2081         * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
2082
2083 2004-08-09  Mark Mitchell  <mark@codesourcery.com>
2084
2085         * config.gcc (arm*-*-eabi*): New target.
2086         * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
2087         (TARGET_LIB_INT_CMP_BIASED): Likewise.
2088         * expmed.c (expand_divmod): Try a two-valued divmod function as a
2089         last resort.
2090         * gthr.h: Remove bogus tokens at end of #pragma.
2091         * optabs.c (expand_twoval_binop_libfunc): New function.
2092         (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
2093         (prepare_float_lib_cmp): Try reversing the condition.
2094         (debug_optab_libfuncs): New function.
2095         * optabs.h (expand_twoval_binop_libfunc): Declare.
2096         * config/arm/arm.c (arm_init_libfuncs): New function.
2097         (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
2098         (TARGET_INIT_LIBFUNCS): Define it.
2099         * config/arm/arm.h (TARGET_BPABI): New macro.
2100         * config/arm/arm-protos.h
2101         (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
2102         * config/arm/bpabi.S: New file.
2103         * config/arm/bpabi.c: Likewise.
2104         * config/arm/bpabi.h: Likewise.
2105         * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
2106         (__aeabi_drsub): Likewise.
2107         (__aeabi_dsub): Likewise.
2108         (__aeabi_dadd): Likewise.
2109         (__aeabi_ui2d): Likewise.
2110         (__aeabi_i2d): Likewise.
2111         (__aeabi_f2d): Likewise.
2112         (__aeabi_dmul): Likewise.
2113         (__aeabi_ddiv): Likewise.
2114         (__aeabi_cdrcmple): Likewise.
2115         (__aeabi_cdcmpeq): Likewise.
2116         (__aeabi_cdcmple): Likewise.
2117         (__aeabi_dcmpeq): Likewise.
2118         (__aeabi_dcmplt): Likewise.
2119         (__aeabi_dcmple): Likewise.
2120         (__aeabi_dcmpge): Likewise.
2121         (__aeabi_dcmpgt): Likewise.
2122         (__aeabi_dcmpun): Likewise.
2123         (__aeabi_d2iz): Likewise.
2124         (__aeabi_d2uiz): Likewise.
2125         (__aeabi_d2f): Likewise.
2126         * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
2127         (__aeabi_frsub): Likewise.
2128         (__aeabi_fsub): Likewise.
2129         (__aeabi_fadd): Likewise.
2130         (__aeabi_ui2f): Likewise.
2131         (__aeabi_i2f): Likewise.
2132         (__aeabi_fmul): Likewise.
2133         (__aeabi_fdiv): Likewise.
2134         (__aeabi_cfrcmple): Likewise.
2135         (__aeabi_cfcmpeq): Likewise.
2136         (__aeabi_cfcmple): Likewise.
2137         (__aeabi_fcmpeq): Likewise.
2138         (__aeabi_fcmplt): Likewise.
2139         (__aeabi_fcmple): Likewise.
2140         (__aeabi_fcmpge): Likewise.
2141         (__aeabi_fcmpgt): Likewise.
2142         (__aeabi_fcmpun): Likewise.
2143         (__aeabi_f2iz): Likewise.
2144         (__aeabi_f2uiz): Likewise.
2145         * config/arm/lib1funcs.asm (ARM_CALL): New macro.
2146         (__aeabi_uidivmod): New function or alias.
2147         (__aeabi_idivmod): Likewise.
2148         (__aeabi_idiv0): Likewise.
2149         (__aeabi_ldiv0): Likewise.
2150         (__aeabi_llsr): Likewise.
2151         (__aeabi_lasr): Likewise.
2152         (__aeabi_llsl): Likewise.
2153         (bpabi.S): Include it.
2154         * config/arm/libgcc-bpabi.ver: New file.
2155         * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
2156         (LINK_SPEC): Remove.
2157         * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
2158         __aeabi_ulcmp.
2159         * config/arm/t-bpabi: New file.
2160         * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
2161         (TARGET_LIB_INT_CMP_BIASED): Likewise.
2162
2163 2004-08-10  David Edelsohn  <edelsohn@gnu.org>
2164
2165         * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
2166         * config/rs6000/rs6000.md (clrmemsi): New pattern.
2167         * config/rs6000/rs6000.c (expand_block_clear): New function.
2168         (expand_block_move): Convert alignment to bits.  Use SImode and
2169         HImode for unaligned addresses if not STRICT_ALIGNMENT.
2170
2171 2004-08-10  Caroline Tice  <ctice@apple.com>
2172
2173         * varasm.c (unlikely_section_label): New global variable.
2174         (unlikely_text_section_name): New global variable.
2175         (text_section):  Remove alignment statement.
2176         (unlikely_text_section): Remove alignment statement; use
2177         unlikely_section_label rather than hard-coded string.
2178         (assemble_start_function): Initialize unlikely_section_label and
2179         unlikely_text_section_name;  make sure cold section is properly
2180         aligned at start of function; output unlikely_section_label if
2181         appropriate.
2182
2183 2004-08-10  Ulrich Weigand  <uweigand@de.ibm.com>
2184
2185         * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
2186         * config/s390/s390.c (s390_canonicalize_comparison): New function.
2187         * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
2188         * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
2189         "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
2190         ("*tmqi_mem"): Remove SUBREG from pattern.
2191         ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
2192         ("*andsi3_cconly"): Likewise.
2193
2194 2004-08-10  H.J. Lu  <hongjiu.lu@intel.com>
2195
2196         PR target/16909
2197         * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
2198
2199 2004-08-10  Janis Johnson  <janis187@us.ibm.com>
2200
2201         * doc/sourcebuild.texi (compat testing): Document available test
2202         framework commands.  Use the preferred spelling of DejaGnu.
2203
2204 2004-08-10  Daniel Berlin <dberlin@dberlin.org>
2205
2206         * lambda.h: Add matrix type, and prototypes for remainder of
2207         matrix and vector functions.
2208         (lambda_vector_mult_const): New function.
2209         (lambda_vector_negate): Ditto.
2210         (lambda_vector_add): Ditto.
2211         (lambda_vector_add_mc): Ditto.
2212         (lambda_vector_copy): Ditto.
2213         (lambda_vector_zerop): Ditto.
2214         (lambda_vector_equal): Ditto.
2215         (lambda_vector_min_nz): Ditto.
2216         (lambda_vector_first_nz): Ditto.
2217         (lambda_vector_matrix_mult): Ditto.
2218         * lambda-mat.c: New file.
2219         * Makefile.in (lambda-mat.o): New.
2220
2221 2004-08-10  Andrew MacLeod  <amacleod@redhat.com>
2222
2223         * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
2224         after linking stmt into the program.
2225         (bsi_remove): Don't call modify_stmt.
2226         * tree-complex.c (update_complex_assignment,
2227         expand_complex_comparison): Call modify_stmt after changing the stmt.
2228         * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
2229         removing the stmt.
2230         * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
2231         the stmt, and only if needed.
2232         * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
2233         expression.
2234         (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
2235         (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
2236         (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
2237         (eliminate_redundant_computations): Don't pass an annotation. Call
2238         modify_stmt rather than setting the annotation directly.
2239         (record_equivalences_from_stmt): Remove unused local 'j'.
2240         (cprop_operand): Take a stmt rather than an annotation as a parameter.
2241         Call modify_stmt.
2242         (cprop_into_stmt): Pass stmt rather than annotation.
2243         (update_rhs_and_lookup_avail_expr): Call modify_stmt.
2244         * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
2245         modify_stmt.
2246         * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
2247
2248 2004-08-10  Jason Merrill  <jason@redhat.com>
2249
2250         PR middle-end/16948
2251         * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
2252         the RESULT_DECL.
2253
2254 2004-08-10  Geoffrey Keating  <geoffk@apple.com>
2255
2256         * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
2257         hash function.
2258
2259 2004-08-10  Roger Sayle  <roger@eyesopen.com>
2260
2261         * config/mips/mips.md: New reciprocal square root patterns that
2262         match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
2263
2264 2004-08-10  Paul Brook  <paul@codesourcery.com>
2265
2266         * config/arm/arm-protos.h (arm_set_return_address,
2267         thumb_set_return_address): Add prototypes.
2268         * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
2269         * config/arm/arm.c (arm_compute_func_type,
2270         use_return_insn, arm_compute_save_reg0_reg12_mask,
2271         arm_compute_save_reg_mask, arm_output_function_prologue,
2272         arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
2273         current_function_calls_eh_return.
2274         (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
2275         old eh code.
2276         (arm_set_return_address, thumb_set_return_address): New functions.
2277         * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
2278         ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
2279         * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
2280         (epilogue): Use the stackadj register.
2281         (eh_return, arm_eh_return, thumb_eh_return): New pattern.
2282
2283 2004-08-10  Jakub Jelinek  <jakub@redhat.com>
2284
2285         PR target/3144
2286         * expr.c (move_by_pieces_ninsns): Add max_size argument.
2287         (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
2288         (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
2289         (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
2290         but using MOVE_RATIO.
2291         (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
2292         (can_store_by_pieces): Change max_size type to unsigned int.
2293         (store_by_pieces_1): Likewise.  Pass max_size to
2294         move_by_pieces_ninsns.
2295         * config/s390/s390.h (STORE_BY_PIECES_P): Define.
2296         * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
2297         to move_by_pieces_ninsns.
2298         (STORE_BY_PIECES_P): Define.
2299         * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
2300         to move_by_pieces_ninsns.
2301         * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
2302
2303         * config/i386/i386.h (CLEAR_RATIO): Define.
2304
2305 2004-08-09  Paolo Bonzini  <bonzini@gnu.org>
2306
2307         * expr.c (expand_expr_real_1): Add back code that was not dead.
2308
2309 2004-08-09  Andrew Pinski  <apinski@apple.com>
2310
2311         * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
2312         which is found to be compatible before returning the aliasing set.
2313
2314 2004-08-09  Daniel Jacobowitz  <dan@debian.org>
2315
2316         * ggc-zone.c (struct alloc_zone): Add statistics counters.
2317         (always_collect): New flag.
2318         (ggc_alloc_zone_1): Update statistics support.  Don't include
2319         overhead in allocated counter.
2320         (sweep_pages): Update allocated counter for large pages.  Don'y
2321         include overhead.
2322         (ggc_collect_1): Always collect.
2323         (ggc_collect): Honor always_collect flag.  Sum all zones to decide
2324         whether to collect.
2325         (SCALE, LABEL): New macros.
2326         (ggc_print_statistics): Add statistics support.
2327
2328 2004-08-09  Roger Sayle  <roger@eyesopen.com>
2329
2330         * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
2331         (init_expmed): Fix potential overrun problem with "all.reg".
2332         (expand_sdiv2_pow2): Add an alternate implementation for signed
2333         division, if the target provides a suitable conditional move insn.
2334
2335 2004-08-09  Paul Brook  <paul@codesourcery.com>
2336         Richard Henderson  <rth@redhat.com>
2337
2338         * unwind-dw2.c (uw_install_context_1): Update target saved stack
2339         pointer.
2340
2341 2004-08-09  Geoffrey Keating  <geoffk@apple.com>
2342
2343         * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
2344         Check DATA limit only if there's no AS limit.  Ignore insanely
2345         low DATA limits.
2346         (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
2347         but take care that the AS limit isn't overrun.
2348         * doc/invoke.texi: Update documentation of min-heapsize parameter.
2349
2350 2004-08-09  Jeff Law  <law@redhat.com>
2351
2352         * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
2353         (tree-ssa-threadupdate.o): Add dependencies.
2354         * tree-ssa-threadupdate.c: New file.
2355         * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
2356         (rewrite_vars_out_of_ssa): Remove prototype.
2357         (cleanup_tree_cfg): Returns a bool.
2358         * tree.h (thread_through_all_blocks): Prototype.
2359         * tree-outof-ssa.c  (SSANORM_*): Move into here.
2360         (remove_ssa_form): Now static.
2361         (rewrite_vars_out_of_ssa): Kill.
2362         * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
2363         * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
2364         (remove_ssa_form, register_partitions_for_vars): Kill declarations.
2365         * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
2366         anything was changed.
2367         * tree-phinodes.c (add_phi_arg): Get the block for the PHI
2368         from the PHI's annotation rather than the edge associated with
2369         the new argument.
2370         * tree-ssa-dom.c (redirection_edges): Kill.
2371         (redirect_edges_and_update_ssa_graph): Kill.
2372         (tree_ssa_dominator_optimize): Do not reset forwardable flag
2373         for blocks anymore.  Do not initialize redirection_edges.
2374         Call thread_through_all_blocks.  Simplify code for cleanup
2375         of the CFG and iterating.  No longer call cleanup_tree_cfg
2376         outside the iteration loop.
2377         (thread_across_edge): No longer mess with forwardable blocks.
2378
2379 2004-08-09  Zack Weinberg  <zack@codesourcery.com>
2380
2381         * explow.c (memory_address): Use memory_address_p.
2382         * recog.c (general_operand): Likewise.
2383         * regrename.c: No need to define REG_OK_STRICT.
2384
2385 2004-08-09  Steven Bosscher  <stevenb@suse.de>
2386
2387         * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
2388         New timers.
2389         * gcse.c: Include timevar.h.
2390         (const_prop_count, copy_prop_count): Rename to global_const_prop_count
2391         and global_copy_prop_count.
2392         (local_const_prop_count, local_copy_prop_count): New static globals.
2393         (gcse_main): Set the right timevar for each pass.
2394         (cprop_jump): Increment global_const_prop_count when a constant is
2395         propagated.  Add "GLOBAL" to dump output.
2396         (cprop_insn): Increment global_const_prop_count when a constant is
2397         propagated, or global_copy_prop_count when a copy is propagated.
2398         (do_local_cprop): Likewise for local_const_prop_count and
2399         local_copy_prop_count.
2400         (one_cprop_pass): Initialize const/cprop counters to zero.
2401         Print out results of local and global const/cprop separately.
2402         (bypass_block): Break over-length line.
2403         * Makefile.in (gcse.o): Add TIMEVAR_H dependency.  Fix dependencies
2404         for bb-reorder.o and tracer.o.
2405
2406 2004-08-09  Paolo Bonzini  <bonzini@gnu.org>
2407
2408         * Makefile.in (GTFILES): Remove stmt.c
2409         (stmt.o): Do not depend on gt-stmt.h.
2410         * emit-rtl.c (emit_line_note): Do not call
2411         set_file_and_line_for_stmt.
2412         * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
2413         do everything.
2414         * function.c (free_after_parsing): Do not free STMT field.
2415         (allocate_struct_function): Do not call init_stmt_for_function.
2416         (assign_stack_temp_for_type): Do not accept values of keep
2417         other than 0 or 1.
2418         (init_temp_slots): Do not initialize removed variables.
2419         * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
2420         and X_VAR_TEMP_SLOT_LEVEL fields.
2421         * rtl.h (set_file_and_line_for_stmt): Remove.
2422         * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
2423         struct stmt_status, cond_stack, case_stack, nesting_stack,
2424         nesting_depth, emit_locus, set_file_and_line_for_stmt,
2425         same_case_target_p, init_stmt_for_function, emit_nop,
2426         expand_start_cond, expand_start_elseif, expand_start_else,
2427         expand_elseif, expand_end_cond): Remove.
2428         (preserve_subexpressions_p): Remove references to CFUN->STMT.
2429         (expand_start_case, expand_end_case_type): Remove, merge into...
2430         (expand_case): ... this one, including other bits from
2431         expand_expr_real_1.  Inline same_case_target_p.  Turn members
2432         of CASE_STACK into local variables.
2433         (emit_case_bit_tests): Inline same_case_target_p.
2434         (add_case_node): Add HEAD argument, return new head of the list,
2435         do not handle default label here.
2436         * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
2437         expand_start_elseif, current_nesting_level, expand_start_case,
2438         expand_end_case_type, expand_end_case, add_case_node,
2439         init_stmt_for_function, expand_elseif): Remove prototypes.
2440         (expand_case): Add prototype.
2441
2442 2004-08-09  Paolo Bonzini  <bonzini@gnu.org>
2443
2444         * expr.c (expand_expr_real_1): Use optab_for_tree_code.
2445
2446 2004-08-09  Paolo Bonzini  <bonzini@gnu.org>
2447
2448         * expr.c (var_rtx): Remove.
2449         (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
2450         LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
2451         TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
2452         Abort.
2453         (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
2454         * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
2455         * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
2456
2457 2004-08-08  Mostafa Hagog  <mustafa@il.ibm.com>
2458         Ayal Zaks <zaks@il.ibm.com>
2459
2460         * common.opt (freschedule-modulo-scheduled-loops): New flag.
2461         * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
2462         * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
2463         when -freschedule-modulo-scheduled-loops flag is not specified.
2464         (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
2465         add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
2466         More accurate placing of insn in row of partial schedule.
2467         (ps_insn_find_column): New function.
2468         * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
2469         * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
2470         (schedule_region): Use sched_is_disabled_for_current_region_p.
2471         * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
2472
2473 2004-08-07  H.J. Lu  <hongjiu.lu@intel.com>
2474
2475         * config/i386/i386.c (ix86_expand_clrmem): Revert the last
2476         change.
2477
2478 2004-08-07  H.J. Lu  <hongjiu.lu@intel.com>
2479
2480         * config/i386/i386.c (ix86_expand_clrmem): Properly call
2481         gen_strset for 64bit target.
2482
2483 2004-08-07  Olivier Hainque  <hainque@act-europe.fr>
2484
2485         * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
2486
2487 2004-08-07  Jason Merrill  <jason@redhat.com>
2488
2489         Make return in memory explicit.
2490         * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
2491         (assign_parm_find_data_types): Remove code for old front end
2492         invisible reference handling.
2493         (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
2494         (expand_function_end): Likewise.
2495         * gimplify.c (gimplify_return_expr): Handle a dereferenced
2496         RESULT_DECL.
2497         * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
2498         (declare_return_variable): Handle DECL_BY_REFERENCE.
2499         * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
2500         (cp_genericize_r): Use convert_from_reference.
2501         Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
2502         (cp_genericize): Handle the RESULT_DECL.  Unset TREE_ADDRESSABLE.
2503
2504         * c-common.c (c_warn_unused_result): Check TREE_USED before
2505         warning about a CALL_EXPR with an unused value.
2506
2507 2004-08-06  Mark Mitchell  <mark@codesourcery.com>
2508
2509         * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
2510         to the compiler.  Use -fshort-wchar by default.
2511
2512 2004-08-06  Pat Haugen  <pthaugen@us.ibm.com>
2513
2514         * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
2515         * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
2516         threshhold.
2517         * doc/invoke.texi (param): Document min-crossjump-insns.
2518
2519 2004-08-06  Richard Sandiford  <rsandifo@redhat.com>
2520
2521         PR c/13282
2522         * c.opt (Wmissing-field-initializers): New option.
2523         * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
2524         * c-typeck.c (pop_init_level): Guard the missing field warning with
2525         warn_missing_field_initializers rather than extra_warnings.
2526         * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
2527         some of the explanation from...
2528         (-Wextra): ...here.  Say that the missing field warning can be
2529         seperately controlled by -Wmissing-field-initializers.
2530
2531 2004-08-06  Paolo Bonzini  <bonzini@gnu.org>
2532
2533         * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
2534         * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
2535         * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
2536         * tree.def (ENTRY_VALUE_EXPR): Remove.
2537
2538 2004-08-06  Jakub Jelinek  <jakub@redhat.com>
2539
2540         * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
2541         the places where it is actually needed.  Don't use repz; stosb
2542         for -Os with sufficiently small constant sizes.
2543         For sufficiently small repz; stos{l,q} repeat counts use a sequence
2544         of stos{l,q} instructions instead.
2545
2546 2004-08-06  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2547
2548         PR tree-optimization/16807
2549         * loop-iv.c (dump_iv_info): Dump invariants correctly.
2550         (iv_subreg, iv_extend): Express value of invariant purely in
2551         base field.
2552
2553 2004-08-06  Mark Mitchell  <mark@codesourcery.com>
2554
2555         * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
2556         (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
2557
2558 2004-08-06  Roman Zippel  <zippel@linux-m68k.org>
2559
2560         * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
2561         * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
2562         pre_dec_operand.
2563         * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
2564         pattern until reload is finished to allow better code generation
2565         and split them completely into separate instrunctions.
2566         (*andsi3_split): New pattern.
2567
2568 2004-08-05  Mark Mitchell  <mark@codesourcery.com>
2569
2570         * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
2571         Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P.  Set
2572         DECL_VISIBLITY.  Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
2573         * tree.h (handle_dll_attribute): Declare.  Test
2574         TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
2575         * c-common.h (c_determine_visibility): Declare.
2576         * c-common.c (c_determine_visibility): New function.
2577         * c-decl.c (finish_decl): Use it.
2578         (finish_function): Likewise.
2579         * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
2580         zero, by default.  Use #if, not #ifdef, to test it.
2581         * config/arm/arm.c (arm_attribute_table): Use
2582         handle_dll_attribute.  Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
2583         #if.
2584         * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
2585         * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
2586         to 1.
2587         * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
2588         * config/i386/i386.c (ix86_attribute_table): Use
2589         handle_dll_attribute for dllimport/dllexport.  Test
2590         TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
2591         * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
2592         * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
2593         it to 1.
2594         * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
2595         with #if.
2596         * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
2597         it to 1.
2598         * doc/extend.texi (dllexport): Clarify and correct documentation.
2599         (dllimport): Likewise.
2600         * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
2601         handle_dll_attribute.
2602
2603 2004-08-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2604
2605         * tree-ssa-loop-manip.c: New file.
2606         * Makefile.in (tree-ssa-loop-manip.o): Add.
2607         * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
2608         Declare.
2609         * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
2610         form.
2611         (tree_ssa_loop_done): Verify loop closed ssa form.
2612         * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
2613
2614 2004-08-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2615
2616         * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
2617         pa_asm_output_aligned_local): New functions.
2618         * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
2619         pa_asm_output_aligned_common and pa_asm_output_aligned_local.
2620         * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
2621         pa_asm_output_aligned_common.
2622         (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
2623         * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
2624         (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
2625         (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
2626         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
2627         (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
2628         (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
2629         * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
2630         common data.
2631
2632 2004-08-05  Andrew Pinski  <apinski@apple.com>
2633
2634         * objc/objc-act.c (build_objc_string_object): Mark the address
2635         expression as constant.
2636
2637 2004-08-05  David Edelsohn  <edelsohn@gnu.org>
2638
2639         * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
2640         and mask64_operand thinkos.  Handle ZERO_EXTRACT.  Handle
2641         SIGN_EXTEND / ZERO_EXTEND of MEM.  Handle rlwinm patterns.
2642
2643 2004-08-05  Joseph S. Myers  <jsm@polyomino.org.uk>
2644
2645         * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
2646         Remove definitions conditioned on USE_GNULIBC_1 or conditioned
2647         out, and associated obsolete comments.
2648
2649 2004-08-05  Nathan Sidwell  <nathan@codesourcery.com>
2650
2651         * tree.h (force_fit_type): Return a tree, take three flags.
2652         * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
2653         TREE_CONSTANT_OVERFLOW here.
2654         (int_const_binop, const_binop): Adjust.
2655         (size_int_type): Do sign extension here.
2656         (fold_convert_const, optimize_bit_field_compare,
2657         decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
2658         fold_negate_const, fold_abs_const, fold_not_const): Adjust.
2659         * tree.c (size_in_bytes, int_fits_type_p): Adjust.
2660
2661 2004-08-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2662
2663         PR tree-optimization/16864
2664         * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
2665         for ssa names without default_def.
2666
2667 2004-08-05  Richard Sandiford  <rsandifo@redhat.com>
2668
2669         * config/i386/i386.c (ix86_expand_prologue): If the function uses a
2670         frame pointer, restore eax with an ebp-relative address.
2671
2672 2004-08-04  Geoffrey Keating  <geoffk@apple.com>
2673
2674         PR 14516
2675         * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
2676         * c-common.h (make_rtl_for_local_static): Delete.
2677         * c-decl.c (shadow_tag_warned): Clean up comment.
2678         (finish_decl): Clean up spacing.  Use set_user_assembler_name when
2679         appropriate.  Don't pass asmspec to rest_of_decl_compilation.
2680         * c-semantics.c (make_rtl_for_local_static): Delete.
2681         * expr.c (init_block_move_fn): Use set_user_assembler_name.
2682         (init_block_clear_fn): Likewise.
2683         * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
2684         expect it to be in DECL_ASSEMBLER_NAME.  Update callers in many files.
2685         * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
2686         * tree.h (make_decl_rtl): Remove second parameter.
2687         (set_user_assembler_name): New.
2688         * varasm.c (set_user_assembler_name): New.
2689         (make_decl_rtl): Remove second parameter.  Update callers in many
2690         files.
2691
2692 2004-08-05  Adam Nemet  <anemet@lnxw.com>
2693
2694         * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
2695         (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*.  Update
2696         to LynxOS 4.0.
2697         * gthr-lynx.h: New file.
2698         * config/lynx-ng.h: Remove file.
2699         * config/lynx.h: Update to LynxOS 4.0.
2700         * config/t-lynx: New file.
2701         * config/i386/lynx-ng.h: Remove file.
2702         * config/i386/lynx.h: Update to LynxOS 4.0.
2703         * config/rs6000/lynxbase.h: Remove file.
2704         * config/rs6000/lynx.h: Update to LynxOS 4.0.
2705         * config/rs6000/t-lynx: New file.
2706         * doc/install.texi (Options specification): Remove reference to
2707         LynxOS from systems where --with-gnu-as makes a difference.
2708
2709 2004-08-05  Joseph S. Myers  <jsm@polyomino.org.uk>
2710
2711         * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
2712         __UINTMAX_TYPE__.
2713         * c-cppbuiltin.c (builtin_define_stdint_macros): New.  Define
2714         __INTMAX_MAX__.
2715         (c_cpp_builtins): Call it.
2716         * doc/cpp.texi: Update.
2717
2718 2004-08-04  David Edelsohn  <edelsohn@gnu.org>
2719
2720         * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
2721         cost.
2722
2723 2004-08-04  Jan Hubicka  <jh@suse.cz>
2724
2725         * basic-block.h (profile_staus): New global variable.
2726         * cfg.c (profile_status): Declare.
2727         (check_bb_profile): Break out from ....; use profile_status
2728         (dump_flow_info): ... here.
2729         * cfgbuild.c (find_basic_blocks): Set profile_status.
2730         * cfgexpand.c (tree_expand_cfg): Likewise.
2731         * predict.c (estimate_probability): Likewise.
2732         * profile.c (branch_prob): Likewise.
2733         * tree-cfg.c (build_tree_cfg): Likewise.
2734         (dump_function_to_file): Use check_bb_profile.
2735         * tree-pretty-print (dump_bb_header): Likewise.
2736         * tree-profile.c (do_tree_profiling): Cleanup.
2737
2738 2004-08-04  Zack Weinberg  <zack@codesourcery.com>
2739
2740         * Makefile.in (RTL_BASE_H, RTL_H): Correct.
2741         (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
2742         (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
2743         (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
2744         (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
2745         (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
2746         (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
2747         (ggc-none.o, errors.o): Move rule to generators section;
2748         correct dependencies.
2749         (min-insn-modes.o): Move rule to generators section; remove
2750         unnecessary explicit command; correct dependencies.
2751         (print-rtl.o, print-rtl1.o): Correct dependencies.
2752         ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
2753         (mostlyclean): Update.
2754
2755         * errors.c: Include bconfig.h not config.h.  Correct comment.
2756         * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
2757         * ggc-none.c: Include bconfig.h; not config.h or tm.h.
2758         * print-rtl.c: Don't include tm_p.h.
2759
2760         * rtl.h: Move forward-decl of struct function down where it's
2761         needed.  Include genrtl.h #ifndef GENERATOR_FILE, not
2762         #ifndef NO_GENRTL_H.  Remove unnecessary #ifdef BUFSIZ statements.
2763
2764 2004-08-04  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2765             Jeff Law  <law@redhat.com>
2766
2767         * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
2768         * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
2769         * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
2770         manipulate the duplicated ssa names.
2771         * tree-ssanames.c (ssa_names_to_rewrite): New variable.
2772         (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
2773         unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
2774         New functions.
2775         (release_ssa_name): Do not release ssa names that may have multiple
2776         definitions.
2777         * tree.h (release_ssa_name_force, mark_for_rewrite,
2778         unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
2779         marked_ssa_names): Declare.
2780         * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
2781         (duplicate_blocks): Remove call to mark_defs_for_rewrite.
2782         Update call to rewrite_ssa_into_ssa.
2783
2784 2004-08-04  Mark Mitchell  <mark@codesourcery.com>
2785
2786         * defaults.h (TARGET_DECLSPEC): New macro.
2787         * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
2788         * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
2789         * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
2790         * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
2791         __declspec support.
2792         (TARGET_DECLSPEC): Define.
2793         * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
2794         __declspec support.
2795         * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
2796         __declspec support.
2797         (TARGET_DECLSPEC): Define.
2798         * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
2799         __declspec support.
2800         * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
2801         support.
2802         * doc/tm.texi (TARGET_DECLSPEC): Document.
2803
2804         * doc/extend.texi: Fix typo in comment.
2805
2806 2004-08-04  Paul Brook  <paul@codesourcery.com>
2807
2808         * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
2809         (TARGET_CXX): Use it.
2810         * target.h (struct gcc_target): Add cdtor_returns_this.
2811         * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
2812         (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
2813         * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
2814
2815 2004-08-03  Nathan Sidwell  <nathan@codesourcery.com>
2816
2817         * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
2818         low/high pair. Do range checking directly.
2819         (interpret_integer): Adjust.
2820
2821 2004-08-04  Nick Clifton  <nickc@redhat.com>
2822
2823         * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
2824         GCC ABI.
2825         * doc/invoke.texi: Document this new switch and also the -mrenesas
2826         switch.
2827
2828 2004-08-04  Nathan Sidwell  <nathan@codesourcery.com>
2829
2830         * cfglayout.c (insn_locators_initialize): Update the current
2831         location before initializing a location.
2832
2833 2004-08-03  Zack Weinberg  <zack@codesourcery.com>
2834
2835         * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
2836         (dbxout_function_end): Return after emitting the "Lscope" symbol
2837         under the same conditions that this function formerly wasn't called.
2838         Add explanatory comments.
2839
2840         PR 14860
2841         * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
2842         on the new decl.
2843
2844         PR 13956
2845         * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
2846         functions, broken out of dbxout_block.
2847         (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
2848         stabs too, if it contains symbols.  Use the begin_label and
2849         the Lscope label (emitted by dbxout_function_end) for the
2850         range of this block.
2851
2852 2004-08-03  Nathanael Nerode  <neroden@gcc.gnu.org>
2853
2854         * doc/install.texi: Update autoconf version requirements.
2855
2856 2004-08-03  Zack Weinberg  <zack@codesourcery.com>
2857
2858         * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
2859         * recog.c (general_operand, immediate_operand, nonmemory_operand)
2860         (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
2861         * regclass.c (record_reg_classes): Likewise.
2862         * reload.c (find_reloads): Likewise.
2863         * reload1.c (reload): Likewise.
2864
2865 2004-08-03  Zack Weinberg  <zack@codesourcery.com>
2866
2867         * gensupport.c (init_md_reader_args_cb): Renamed from
2868         init_md_reader_args.  Add third option, callback function for
2869         parsing program-specific options.  Add diagnosis of incorrect
2870         number of input files.
2871         (init_md_reader): Fold into init_md_reader_args_cb.
2872         (init_md_reader_args): Now a thin wrapper around
2873         init_md_reader_args_cb.
2874         * gensupport.h: Update prototypes.
2875
2876         * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
2877         * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
2878         * genrecog.c: No need to diagnose lack of an input file;
2879         init_md_reader_args will handle it.
2880         * genconditions.c: Likewise, and use init_md_reader_args.
2881         * genconstants.c: Likewise, and no need to call read_md_rtx.
2882
2883 2004-08-03  Joseph S. Myers  <jsm@polyomino.org.uk>
2884
2885         * c-decl.c (implicitly_declare): Diagnose incompatible implicit
2886         declarations.
2887
2888 2004-08-03  Mike Stump  <mrs@apple.com>
2889
2890         * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
2891         for frameworks.
2892         * doc/invoke.texi (Darwin Options): Update to reflect above.
2893
2894 2004-08-03  Roger Sayle  <roger@eyesopen.com>
2895
2896         PR middle-end/16790
2897         * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
2898         truncations, not just global truncations.
2899
2900 2004-08-03  Andrew Pinski  <apinski@apple.com>
2901
2902         PR bootstrap/16865
2903         * loop-iv.c (simplify_using_assignment): Initialize lhs.
2904
2905 2004-08-03  Paul Brook  <paul@codesourcery.com>
2906
2907         * gcc/doc/install.texi: Document MPFR requirement.
2908
2909 2004-08-03  Maciej W. Rozycki  <macro@linux-mips.org>
2910
2911         * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
2912         and mmap() explicitly instead of relying on preset autoconf cache
2913         variables.
2914         * configure: Regenerate.
2915
2916 2004-08-03  H.J. Lu  <hongjiu.lu@intel.com>
2917
2918         PR target/16570
2919         * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
2920         to tmake_file.
2921         (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
2922         (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
2923         to tmake_file.
2924
2925         * config/i386/t-gmm_malloc: New file.
2926         * config/i386/t-pmm_malloc: Likewise.
2927
2928         * config/i386/xmmintrin.h: Include <mm_malloc.h>.
2929
2930 2004-08-03  H.J. Lu  <hongjiu.lu@intel.com>
2931             Tanguy Fautrà <tfautre@pandora.be>
2932
2933         * config/i386/pmm_malloc.h: New file.
2934
2935 2004-08-03  Danny Smith  <dannysmith@users.sourceforge.net>
2936
2937         * config/i386/gmm_malloc.h: New file.
2938
2939 2004-08-03  Dale Johannesen  <dalej@apple.com>
2940
2941         * config/rs6000/rs6000.c (machopic_output_stub):  Align Darwin stubs.
2942         * c-common.c: Include opts.h.
2943         (c_common_get_alias_set): Fix check for a single input file.
2944         * toplev.c: Remove current_file_decl.
2945         * tree.h: Ditto.
2946
2947 2004-08-03  Mark Mitchell  <mark@codesourcery.com>
2948
2949         * config.gcc (arm*-*-symbianelf*): New target.
2950         * config/arm/symbian.h: New file.
2951
2952         * gthr-gnat.c: Add visibility #pragmas.
2953         * gthr-gnat.h : Likewise.
2954         * gthr.h: Likewise.
2955         * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
2956         (__ffsDI2): Likewise.
2957         (__clzSI2): Likewise.
2958         (__ctzSI2): Likewise.
2959         (__ctzDI2): Likewise.
2960         (__popcountSI2): Likewise.
2961         (__popcountDI2): Likewise.
2962         (__paritySI2): Likewise.
2963         (__parityDI2): Likewise.
2964         * libgcc2.h: Add visibility #pragmas.
2965         (__clzDI2): Add prototype.
2966         (__clzSI2): Likewise.
2967         (__ctzSI2): Likewise.
2968         (__ffsDI2): Likewise.
2969         (__ffsSI2): Likewise.
2970         (__ctzDI2): Likewise.
2971         (__popcountSI2): Likewise.
2972         (__popcountDI2): Likewise.
2973         (__paritySI2): Likewise.
2974         (__parityDI2): Likewise.
2975         * unwind-dw2-fde.h: Add visibility #pragmas.
2976         * unwind.h: Likewise.
2977
2978 2004-08-03  David Edelsohn  <edelsohn@gnu.org>
2979             Dale Johannesen  <dalej@apple.com>
2980             Roger Sayle  <roger@eyesopen.com>
2981
2982         * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
2983         constants more accurately.  Adjust costs for FMA instructions.
2984         Add cases for most logical and float operations.  Recurse into
2985         most operands.
2986
2987 2004-08-03  Richard Earnshaw  <rearnsha@arm.com>
2988
2989         * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
2990
2991 2004-08-03  Pat Haugen  <pthaugen@us.ibm.com>
2992
2993         * ra-build.c (conflicts_between_webs): For webs that cross a call add
2994         conflicts to regs_invalidated_by_call.
2995
2996 2004-08-03  Paul Brook  <paul@codesourcery.com>
2997
2998         * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
2999
3000 2004-08-03  Jan Hubicka  <jh@suse.cz>
3001
3002         * coverage.c (tree_coverage_counter_ref): Fix computation of the new
3003         ARRAY_REF argument.
3004
3005 2004-08-03  Richard Earnshaw  <rearnsha@arm.com>
3006
3007         * arm-cores.def: Sort by architecture.  Add arm946es, arm966es,
3008         arm968es, arm10e, arm1020e, arm1022e.
3009         * invoke.texi: Update list of ARM cores.
3010         * arm-tune.md: Regenerate.
3011
3012 2004-08-03  Richard Earnshaw <rearnsha@arm.com>
3013
3014         * arm/gentune.sh: New file.
3015         * arm/t-arm: New file.
3016         * arm/arm-tune.md: New file (autogenerated).
3017         * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
3018         * arm.md (attribute tune): Delete.  Include arm-tune.md.
3019
3020 2004-08-03  Paolo Bonzini <bonzini@gnu.org>
3021
3022         * gcc.c (add_prefix, add_sysrooted_prefix): Remove
3023         penultimate parameter.  All callers adjusted.
3024         (struct prefix_list): Remove used_flag_ptr.
3025         (find_a_file): Do not set *pl->used_flag_ptr.
3026         (warn_B, warn_std_ptr): Remove.
3027
3028 2004-08-03  Yossi Markovich <yossim@il.ibm.com>
3029             Mostafa Hagog <mustafa@il.ibm.com>
3030
3031         * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
3032
3033 2004-08-02  Geoffrey Keating  <geoffk@apple.com>
3034
3035         * dwarf2out.c (output_call_frame_info): Don't change data format
3036         due to TARGET_USES_WEAK_UNWIND_INFO.  Always refer to the local
3037         label.  Use 'true' not '1'.
3038         * doc/install.texi (powerpc-*-darwin*): Mention cctools version
3039         required.
3040
3041 2004-08-02  Gabriel Dos Reis  <gdr@cs.tamu.edu>
3042
3043         * gdbinit.in: Reflect previous changes to rtunion_def.
3044
3045 2004-08-02  Roger Sayle  <roger@eyesopen.com>
3046
3047         * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
3048         -> "X % Y" is only valid for TRUNC_MOD_EXPR.
3049
3050 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
3051
3052         * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
3053         vec_p_reserve.
3054         * langhooks.h (lang_hooks::builtin_function): Rename parameter
3055         from "class" to "bt_class".
3056
3057 2004-08-02  Paul Brook  <paul@codesourcery.com>
3058
3059         PR rtl-optimization/15068
3060         * flow.c (init_propagate_block_info): Check condition is reversible.
3061
3062 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
3063
3064         * gengtype.h (options::info): Change type to const char *.
3065         (enum gc_used_enum): Move out of struct type scope.
3066         * gengtype.c (create_option): Convert initializer for option::info to
3067         appropiate type.
3068         (adjust_field_type, walk_type, write_func_for_structure,
3069         write_root, write_roots): Remove pointless cast.
3070
3071 2004-08-02  J"orn Rennecke <joern.rennecke@superh.com>
3072
3073         * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
3074
3075 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
3076
3077         * rtl.h (union rtunion_def): Have all members  start with the
3078         prefix "rt_".
3079         (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
3080         X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
3081         X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
3082         XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
3083         access.
3084         * gengtype.c (adjust_field_rtx_def): Likewise.
3085         * rtlanal.c (loc_mentioned_in_p): Likewise.
3086
3087 2004-08-02  Richard Sandiford  <rsandifo@redhat.com>
3088
3089         * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
3090         Replace uses of mips/elf64.h with mips/elf.h
3091         * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
3092         (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
3093         (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
3094         (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
3095         (HANDLE_SYSV_PRAGMA): Delete.
3096         (ASM_OUTPUT_DEF): Fix formatting.
3097         * config/mips/elf64.h: Delete.
3098
3099 2004-08-01  Zack Weinberg  <zack@codesourcery.com>
3100
3101         * config/ia64/ia64.c (got_symbolic_operand): Do require a
3102         symbol+offset operand to have its offset be zero mod 0x3fff
3103         when GOT entries are in use.  Clarify logic in SYMBOL_REF
3104         case.  Clarify comments.
3105         (ia64_expand_load_address): Split a symbol+offset load when
3106         the offset is nonzero mod 0x3fff, not 0x1fff.
3107
3108 2004-08-01  Geoffrey Keating  <geoffk@apple.com>
3109
3110         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
3111         if trying to *store* to a non-offsettable address.
3112         * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
3113         a nonoffsettable address.
3114         (movdi_internal32): Don't move GPRs to a nonoffsettable address.
3115         Clean up.
3116         (movti_string): Don't move GPRs to a nonoffsettable address.
3117         (movti_ppc64): Don't move GPRs to a nonoffsettable address.  Clean up.
3118
3119 2004-08-02  Ben Elliston  <bje@au.ibm.com>
3120
3121         PR target/16155
3122         * config/rs6000/altivec.h: Replace typeof with __typeof__.
3123
3124 2004-08-01  Richard Henderson  <rth@redhat.com>
3125
3126         * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
3127         variable sized types.
3128
3129 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
3130
3131         * doc/invoke.texi: In the MIPS options section, remove the passage
3132         saying that -mexplicit-relocs is usually disabled for -mabicalls
3133         -fno-unit-at-a-time.
3134         * config/mips/mips.c (override_options): Remove the code that enforced
3135         this rule.
3136
3137 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
3138
3139         * config/mips/mips.md (cprestore): Provide two alternatives, one for
3140         an in-range offset and one for an out-of-range offset.  Wrap the latter
3141         in .set macro/.set nomacro if it's inside a .set nomacro block.
3142
3143 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
3144
3145         * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
3146         (mips_restore_gp): Declare.
3147         * config/mips/mips.c (mips_add_offset): Add a scratch register
3148         argument.  Reimplement in rtl only, reusing MIPS16 logic from
3149         mips_output_mi_thunk.
3150         (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
3151         to mips_add_offset.
3152         (mips_gp_save_slot): Delete.
3153         (mips_restore_gp): New function.
3154         (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
3155         * config/mips/mips.md (exception_receiver): Turn into a
3156         define_insn_and_split.  Use mips_restore_gp to do the split.
3157         (call_internal, call_value_internal, call_value_multiple_internal): Use
3158         mips_restore_gp to restore $gp.
3159
3160 2004-07-31  Andrew Pinski  <apinski@apple.com>
3161
3162         PR other/16842
3163         * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
3164
3165 2004-07-31  Joseph S. Myers  <jsm@polyomino.org.uk>
3166
3167         * c-decl.c (diagnose_mismatched_decls): Give error for external
3168         redeclaration of identifier declared with no linkage, not just
3169         warning with -Wtraditional.  Do not check DECL_CONTEXT to give
3170         error for redeclaration with no linkage.
3171
3172 2004-07-30  Geoffrey Keating  <geoffk@apple.com>
3173             Fariborz Jahanian <fjahanian@apple.com>
3174
3175         * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
3176         non-offsettable addresses even for DImode.
3177         (rs6000_split_multireg_move): Cope with non-offsettable addresses
3178         being moved into multiple GPRs.
3179
3180         * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
3181         to 64.
3182         (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
3183         * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
3184         to 128.
3185         * config/rs6000/darwin-ldouble.c (isless): New macro.
3186         (inf): New macro.
3187         (nonfinite): New macro.
3188         (FPKINF): Delete.
3189         (_xlqadd): Completely rewrite.
3190         (_xlqmul): Correct overflow handling.
3191         (_xlqdiv): Correct overflow handling.
3192         * config/rs6000/darwin-ldouble-format: New file.
3193
3194 2004-07-30  Roger Sayle  <roger@eyesopen.com>
3195             Richard Henderson  <rth@redhat.com>
3196
3197         * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
3198         9 into the equivalent lea instruction.
3199
3200 2004-07-30  Richard Henderson  <rth@redhat.com>
3201
3202         * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
3203         with DECL_INITIAL if fb_lvalue.
3204         * tree-gimple.c (is_gimple_id): Add CONST_DECL.
3205         * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
3206         with <Cxxx>.
3207         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
3208
3209 2004-07-30  Diego Novillo  <dnovillo@redhat.com>
3210
3211         * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
3212         pointer escapes through a function call, assume that the
3213         callee will dereference it.
3214         (add_pointed_to_var): Assume that VALUE is always an
3215         ADDR_EXPR.
3216         (collect_points_to_info_r): Only call add_pointed_to_var if
3217         the value is an ADDR_EXPR.
3218
3219 2004-07-30  Diego Novillo  <dnovillo@redhat.com>
3220
3221         * tree-ssa-alias.c (create_alias_map_for): Do not get the
3222         alias set of the inner type of ARRAY_TYPEs.
3223
3224 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
3225
3226         * tree-ssa-ccp.c (visit_assignment): Move code to prevent
3227         setting a non-register to UNDEFINED right before the call to
3228         set_lattice_value.
3229
3230 2004-07-29  Kaz Kojima  <kkojima@gcc.gnu.org>
3231
3232         * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
3233
3234 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
3235
3236         * tree-ssa.c (verify_flow_sensitive_alias_info): When
3237         comparing points-to sets of different pointers, make sure the
3238         second pointer is actually referenced in the code.
3239
3240 2004-07-29  Zack Weinberg  <zack@codesourcery.com>
3241
3242         * config/ia64/ia64.c (setjmp_operand): Delete, unused.
3243         (got_symbolic_operand): Remove unreachable code.
3244         * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
3245         setjmp_operand; add entry for tls_symbolic_operand.
3246         * config/ia64/ia64-protos.h: Remove all prototypes of
3247         predicate functions.
3248
3249 2004-07-29  Mark Mitchell  <mark@codesourcery.com>
3250
3251         * c-common.h (lang_post_pch_load): New variable.
3252         * c-pch.c (lang_post_pch_load): Define it.
3253         (c_common_read_pch): Use it.
3254         * cgraphunit.c (record_call_1): Give the front end a chance to
3255         record additional needed entities when a variable is marked as
3256         needed.
3257         * tlink.c (recompile_files): Robustify.
3258         (scan_linker_output): If a symbol is assigned to a file,
3259         but after recompilation is not present there, issue an error
3260         message.
3261
3262 2004-07-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3263
3264         * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
3265         Take orig_loop argument and pass it to set_level.
3266         (schedule_sm): Pass the correct orig_loop to force_move_till.
3267
3268 2004-07-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3269
3270         * cfgloop.c (update_latch_info): Update dominator of the new block.
3271         (canonicalize_loop_headers, flow_loops_find): Do not free dominance
3272         info.
3273         * dominance.c (verify_dominators): Check that the dominance tree is
3274         connected.
3275         (recount_dominator): Ignore unreachable blocks.
3276         (iterate_fix_dominators): Cleanup old dominance information before
3277         recomputing it.
3278
3279 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
3280
3281         * tree-ssa-operands.c (get_expr_operands): Revert changes
3282         to ADDR_EXPR processing introduced by:
3283             2004-06-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
3284             * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
3285
3286 2004-07-29  Joseph S. Myers  <jsm@polyomino.org.uk>
3287
3288         * doc/implement-c.texi: Add C90 subclause references.  Point to
3289         preprocessor documentation instead of duplicating it.  Add points
3290         only present in C90.  Fill in documentation for all points.
3291
3292 2004-07-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3293
3294         * pa.c (output_movb): Correct typo.
3295
3296 2004-07-29  Pat Haugen  <pthaugen@us.ibm.com>
3297
3298         * ra.h (single_reg_in_regclass): Declare.
3299         * ra.c (single_reg_in_regclass): Define.
3300         (first_hard_reg): New.
3301         (init_ra): Initialize single_reg_in_regclass.
3302         * ra-colorize.c (ok_class): New.
3303         (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
3304
3305 2004-07-29  Nathan Sidwell  <nathan@codesourcery.com>
3306
3307         * gcov-io.h: Allow zero tag as EOF indicator.
3308         (gcov_is_eof): Remove.
3309         (gcov_truncate): Remove.
3310         * gcov-io.c (gcov_seek): Always SEEK_SET.
3311         * libgcov.c (gcov_exit): Don't use gcov_truncate.  Write explicit
3312         EOF tag.
3313         * coverage.c (read_counts_file): Don't use gcov_is_eof.
3314         * gcov-dump.c (dump_file): Likewise.
3315         * gcov.c (read_graph_file, read_count_file): Likewise.
3316
3317         * c-decl.c (complete_array_type): Don't gratuitously copy
3318         maxindex.  Check it always has a type.
3319
3320 2004-07-29  Steven Bosscher  <stevenb@suse.de>
3321
3322         * rtl.c (currently_expanding_to_rtl): New.
3323         * rtl.h (currently_expanding_to_rtl): Export it.
3324         * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
3325
3326         * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
3327         inliner hack.
3328         * config/sh/sh.c: Replace rtx_equal_function_value_matters
3329         with currently_expanding_to_rtl.
3330         * config/sh/sh.md: Likewise.
3331         * config/ia64/ia64.c (got_symbolic_operand): Likewise.
3332
3333 2004-07-29  Alexandre Oliva  <aoliva@redhat.com>
3334
3335         Introduce sh2a support.
3336         2004-07-29  Alexandre Oliva  <aoliva@redhat.com>
3337         * config.gcc: Build multilibs for sh2a and sh2a-single by
3338         default.
3339         * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
3340         default.  Split their tests out of the corresponding SH4
3341         multilibs.
3342         * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
3343         multilibs for SH2a.
3344         2004-07-28  Alexandre Oliva  <aoliva@redhat.com>
3345         * config.gcc: Handle sh2a multilibs and cpu selection.
3346         * config/sh/sh.h: Likewise.  Handle sh2a command line flags.
3347         * config/sh/t-mlib-sh2a: New.
3348         * config/sh/t-mlib-sh2a-nofpu: New.
3349         * config/sh/t-mlib-sh2a-single: New.
3350         * config/sh/t-mlib-sh2a-single-only: New.
3351         2004-07-09  Nick Clifton  <nickc@redhat.com>
3352         Issue 43400
3353         * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
3354         -ml and -m2a are used together.
3355         2004-03-23  DJ Delorie  <dj@redhat.com>
3356         * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
3357         when we have a double-sized FPU.
3358         2004-02-24  Corinna Vinschen <vinschen@redhat.com>
3359         * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
3360         is set.
3361         * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
3362         -msh2a-single and -msh2a-single-only
3363         2004-02-24  Corinna Vinschen <vinschen@redhat.com>
3364         * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
3365         is set.
3366         2004-02-20  DJ Delorie  <dj@delorie.com>
3367         * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
3368         2004-02-20  Fred Fish <fnf@redhat.com>,
3369         Corinna Vinschen <vinschen@redhat.com>
3370         * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
3371         (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.