| blob | 20b38112db8e808468d95951ed6858ae9ec3ec6f |
1 2003-05-09 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/xtensa.c (xtensa_emit_loop_end): Only use "nop.n"
4 instruction if the Xtensa density option is enabled.
6 2003-05-09 Matt Kraai <kraai@alumni.cmu.edu>
8 * mklibgcc.in: Remove extra quotes.
10 2003-05-09 Mark Mitchell <mark@codesourcery.com>
12 * config/rs6000/rs6000.c (spe_init_builtins): Fix typo in creation
13 of int_ftype_void.
15 2003-05-09 Olivier Hainque <hainque@act-europe.fr>
17 * config/arm/vxxscale.h, config/arm/vxxscale-coff.h: New files.
18 * config/arm/vxxscale-elf.h, config/arm/t-vxxscale-elf: Likewise.
19 * config.gcc (xscale-coff-vxworks, xscale-wrs-vxworks): New new cases.
20 * fixinc/fixinc.copy: New file.
21 * fixinc/mkfixinc.sh (*-vxworks*): New case, using above.
23 2003-05-09 Alexandre Oliva <aoliva@redhat.com>
25 * reload1.c (reload_cse_move2add): Don't turn an implicit
26 truncation into a self-set in the narrow mode.
28 2003-05-09 Richard Earnshaw <rearnsha@arm.com>
30 * arm.md (clzsi2): The CLZ instruction is predicable.
32 2003-05-09 Bob Wilson <bob.wilson@acm.org>
34 * config/xtensa/xtensa.c: Formatting.
36 2003-05-09 Diego Novillo <dnovillo@redhat.com>
38 * tree-dump.c (dequeue_and_dump): Use CONSTRUCTOR_ELTS,
39 instead of TREE_OPERAND to access the operand of a
40 CONSTRUCTOR node.
42 2003-05-09 Diego Novillo <dnovillo@redhat.com>
44 * tree-dump.c (dequeue_and_dump): CONSTRUCTOR nodes contain only
45 one operand.
47 2003-05-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
49 * toplev.h (warning_with_file_and_line): Don't declare.
50 (error_with_file_and_line): Likewise.
51 * diagnostic.c (error_with_file_and_line): Remove.
52 (warning_with_file_and_line): Likewise.
54 2003-05-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
56 * c-parse.in (if_stmt_locus): New object.
57 (if_prefix rule): Use it. Don't use warning_with_file_and_line.
58 (select_or_iter_stmt rule): Likewise.
59 (if_stmt_file): Remove.
60 (if_stmt_line): Likewise.
61 * jump.c: include "diagnostic.h"
62 (never_reached_warning): Don't use warning_with_file_and_line.
63 * Makefile.in (jump.o): Add dependce on diagnostic.h
65 2003-05-09 Alan Modra <amodra@bigpond.net.au>
67 * expr.c (move_block_from_reg): Remove "size" parm. Localize vars.
68 Move code handling pieces not larger than a word to..
69 * function.c (assign_parms): ..here, but use change_address instead
70 of adjust_address and operand_subword, and expand_binop instead of
71 expand_shift. Adjust calls to move_block_from_reg.
72 * expr.h (move_block_from_reg): Update declaration.
73 (copy_blkmode_from_reg): Formatting.
74 * Makefile.in (function.o): Add $(OPTABS_H) to deps.
75 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Adjust
76 move_block_from_reg calls.
77 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
78 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
79 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
80 * config/m88k/m88k.c (m88k_builtin_saveregsk): Likewise.
81 * config/mips/mips.c (mips_setup_incoming_varargs): Likewise.
82 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
83 * config/romp/romp.h (SETUP_INCOMING_VARARGS): Likewise.
84 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
85 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
87 2003-05-08 DJ Delorie <dj@redhat.com>
89 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg): Fix
90 to handle arguments for which MUST_PASS_IN_STACK is true (e.g.,
91 variable-sized types).
92 (xstormy16_function_arg): New. Pass them that way too.
93 * config/stormy16/stormy16-protos.h (xstormy16_function_arg): New.
94 * config/stormy16/stormy16.h (FUNCTION_ARG): Call it.
96 2003-05-08 Aldy Hernandez <aldyh@redhat.com>
98 * mklibgcc.in: Use mkinstalldirs when installing multilib
99 directories.
101 2003-05-08 J"orn Rennecke <joern.rennecke@superh.com>
103 * sh.c (gen_block_redirect, split_branches): Use CODE_FOR_jump_compact
104 instead of CODE_FOR_jump
106 2003-05-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
108 * objc/objc-act.c (error_with_ivar): Don't use
109 error_with_file_and_line.
110 (warn_with_method): Don't use warning_with_file_and_line.
112 2003-05-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
114 * stmt.c (emit_locus): New macro.
115 (emit_filename): Remove.
116 (emit_lineno): Likewise.
117 (struct stmt_status): Replace members x_emit_filename and
118 x_emit_lineno with x_emit_locus.
119 (set_file_and_line_for_stmt): Adjust.
120 (expand_expr_stmt_value): Don't use warning_with_file_and_line.
121 (warn_if_unused_value): Likewise.
122 (check_seenlabel): Likewise.
124 2003-05-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
126 * c-decl.c (define_label): Tidy. Don't use any of
127 error_with_file_and_line or warning_with_file_and_file.
128 (pending_xref_error): Likewise.
129 (store_parm_decls): Likewise.
130 (current_function_prototype_locus): New object. Package from
131 current_function_prototype_file and current_function_prototype_line.
132 (start_function): Use it.
133 (current_function_prototype_file): Remove.
134 (current_function_prototype_line): Remove;
136 2003-05-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
138 * builtins.c (readonly_data_expr): New function.
139 (expand_builtin_memmove): Optimize any rodata source, not just
140 strings.
142 2003-05-07 David Mosberger <davidm@hpl.hp.com>
144 * unwind-libunwind.c (_Unwind_FindEnclosingFunction): New.
146 2003-05-07 Richard Henderson <rth@redhat.com>
148 * config/i386/i386.c (ix86_split_long_move): Fix base register
149 mode for XFmode splits for TARGET_64BIT.
151 2003-05-07 Richard Henderson <rth@redhat.com>
153 * sched-ebb.c (schedule_ebb): Supply the correct starting
154 block number to save_line_notes.
156 2003-05-07 Richard Henderson <rth@redhat.com>
158 * toplev.c (enum dump_file_index): Swap DFI_ce3, DFI_bbro.
159 (dump_file): Likewise.
161 2003-05-07 David Mosberger <davidm@hpl.hp.com>
163 * config/ia64/crtbegin.asm (__do_jv_register_classes): Don't
164 forget to preserve gp.
165 * config/ia64/crtend.asm (__do_global_ctors_au): Ditto.
167 * config/ia64/crtbegin.asm (__do_jv_register_classes): Add missing
168 .prologue directive.
169 Use .skip instead of data8 for .bss section to make Intel
170 Assembler (ias) happy. Minor whitespace fixups. Make "nop 0"
171 explicit in the .mib bundles and remove the unnecessary stop
172 bits. Replace local labels with normal labels, to make ias
173 happy. Don't register __do_global_ctors_aux here, do it in
174 crtend.asm instead.
176 * config/ia64/crtend.asm [HAVE_INIT_FINI_ARRAY]: Register
177 __do_global_ctors_aux in .init_array section instead of
178 declaring it as a hidden global. Replace local labels with
179 ordinary labels to make ias happy.
181 2003-05-07 Richard Henderson <rth@redhat.com>
183 PR c++/10570
184 * except.c: Revert 04-01 and 04-02 forced-unwind changes.
185 * flags.h, toplev.c, doc/invoke.texi: Likewise.
187 * unwind-dw2.c (_Unwind_GetCFA): Fix ptr->int conversion warning.
188 * unwind.inc (_Unwind_DeleteException): Check for null
189 exception_cleanup.
191 * unwind-sjlj.c (_Unwind_SjLj_Resume_or_Rethrow): New.
192 * unwind.inc (_Unwind_Resume_or_Rethrow): New.
193 * unwind.h: Declare them.
194 * libgcc-std.ver (GCC_3.3): Export them.
196 2003-05-07 Richard Henderson <rth@redhat.com>
198 * unwind-dw2.c (_Unwind_GetCFA): Cast pointer to _Unwind_Ptr,
199 not _Unwind_Word.
201 2003-05-07 Zack Weinberg <zack@codesourcery.com>
203 * stmt.c (force_label_rtx): New function, based on logic
204 formerly found in expand_expr.
205 * expr.h: Prototype it.
206 * expr.c (expand_expr <LABEL_DECL>): Use force_label_rtx if
207 appropriate.
208 * varasm.c (decode_addr_const <LABEL_DECL>): Use force_label_rtx.
210 * print-tree.c (debug_tree): Free the table after we're done
211 with it. Use putc.
213 2003-05-07 Aldy Hernandez <aldyh@redhat.com>
215 * config/rs6000/spe.h: Reverse arguments for __ev_subfw.
216 Unreverse arguments for __ev_subw.
218 * config/rs6000/spe.md (evsubfw): Reverse arguments of assembly.
220 2003-05-07 Nick Clifton <nickc@redhat.com>
222 * config/stormy16/stormy-abi: Update to include
223 R_XSTORMY16_FPTR16, R_XSTORMY16_LO16, R_XSTORMY16_HI16 and
224 R_XSTORMY16_12 relocs.
226 2003-05-07 Alan Modra <amodra@bigpond.net.au>
228 * function.c (assign_parms): Correct reversed reg_parm_stack_space
229 test. Add partial in-regs size to stack_args_size.
231 2003-05-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
233 * doc/invoke.texi (Warning Options): Mark -Wmissing-declarations
234 as a C only option.
236 2003-05-07 Nathan Sidwell <nathan@codesourcery.com>
238 * gcov-io.h (GCOV_LOCKED): New #define.
239 (GCOV_LINKAGE): Make sure it is #defined.
240 (gcov_write_string, gcov_write_tag, gcov_write_length,
241 gcov_read_string, gcov_time): Poison in libgcov.
242 (gcov_seek_end): Remove.
243 (gcov_write_tag_length, gcov_sync, gcov_rewrite): New.
244 (GCOV_TAG_FUNCTION_LENGTH, GCOV_TAG_BLOCKS_LENGTH,
245 GCOV_TAG_ARCS_LENGTH, GCOV_TAG_COUNTER_LENGTH,
246 GCOV_TAG_SUMMARY_LENGTH): New #defines.
247 (gcov_write_tag, gcov_write_length): Not in libgcov.
248 * gcov-io.c (gcov_open): Use GCOV_LOCKED.
249 (gcov_write_tag, gcov_write_length): Not in libgcov.
250 (gcov_write_tag_length): New.
251 (gcov_write_summary): Use gcov_write_tag_length.
252 * libgcov.c: Always #include gcov-io.h.
253 (IN_LIBGCOV): -1 for inhibit_libc, +1 otherwise.
254 (GCOV_LINKAGE): Define to nothing for L_gcov.
255 (gcov_exit): Replace gcov_write_tag, gcov_write_length with
256 gcov_write_tag_length. Use gcov_rewrite & gcov_seek.
257 * gcov.c (read_graph_file): Replace gcov_seek by gcov_sync.
258 (read_count_file): Likewise.
259 * gcov-dump.c (dump_file): Likewise.
260 * coverag.c (read_counts_file): Likewise.
262 2003-05-06 Mark Mitchell <mark@codesourcery.com>
264 PR other/10658
265 * gcc.c (process_command): Update copyright date.
267 2003-05-06 Phil Edwards <pme@gcc.gnu.org>
269 * doc/install.texi (mips-*-*): Add note about libstdc++.
271 2003-05-06 DJ Delorie <dj@redhat.com>
273 * config/stormy16/stormy16.c (xstormy16_function_profiler): New.
274 * config/stormy16/stormy16.h (FUNCTION_PROFILER): Call it.
275 * config/stormy16/stormy16-protos.h (xstormy16_function_profiler): New.
277 2003-05-06 <neil@cat.daikokuya.co.uk>
279 * c-opts.c (COMMAND_LINE_OPTIONS): Reject -Wmissing-prototypes
280 and -Wstrict-prototypes if C++.
282 2003-05-06 Aldy Hernandez <aldyh@redhat.com>
284 * config/rs6000/linuxspe.h: New file.
286 * config.gcc: Add powerpc-*-linux-gnuspe* target.
288 2003-05-06 Richard Henderson <rth@redhat.com>
290 * unwind-dw2.c (uw_update_context_1): Only set cfa as sp if
291 previous frame didn't save sp. Clear sp for next frame.
292 (uw_install_context_1): Honor saved sp from frame.
294 2003-05-06 Richard Sandiford <rsandifo@redhat.com>
296 * config/mips/mips-protos.h (mips_subword, mips_output_move): Declare.
297 (mips_move_1word, mips_move_2words): Remove declaration.
298 (mips_split_64bit_move_p, mips_split_64bit_move): Declare.
299 (mips_restore_gp): Remove insn argument.
300 * config/mips/mips.h (FP_REG_RTX_P): New macro.
301 * config/mips/mips.c (volatile_buffer): Remove.
302 (mips_subword, mips_split_64bit_move_p, mips_split_64bit_move): New.
303 (mips_move_1word, mips_move_2words): Remove, replacing with...
304 (mips_output_move): ...this new function.
305 (mips_restore_gp): Remove insn argument. Adjust for above changes.
306 (print_operand): Make '%h' print %hi(op) for HIGH operands. Remove
307 handling of floating-point constants. Handle zero CONST_DOUBLE
308 arguments.
309 (mips_annotate_frame_insn): Replace with...
310 (mips_set_frame_expr): ...this, which just takes one argument.
311 (mips_frame_set): Change the register argument to an rtx.
312 (mips_emit_frame_related_store): Use mips_split_64bit_move_p to
313 check whether moves should be split. Use mips_split_64bit_move
314 to split them. Use mips_subword to generate the high and low
315 parts of a paired FPR. Adjust calls to frame_set and
316 mips_set_frame_expr.
317 (mips_expand_prologue): Simplify due to above changes.
318 * config/mips/mips.md: Add splitters for 64-bit moves on 32-bit
319 targets, replacing xisting register-only versions.
320 (UNSPEC_STORE_DF_HIGH): New unspec.
321 (UNSPEC_LOAD_DF_LOW, UNSPEC_LOAD_DF_HIGH): New unspecs.
322 (mulsi3_r4000, muldi3_internal2): Avoid use of mips_move_1word.
323 (*paradoxical_extendhidi2): Remove.
324 (movdi_internal, movdi_internal2): Use mips_output_move.
325 (*movdi_internal2_mips16, movsi_internal, movcc): Likewise.
326 (movsf_internal1, movsf_internal2): Likewise.
327 (movdf_internal1a): Likewise. Fix length and type of f <- G case.
328 (movdf_internal1b): Use mips_output_move. Fix type of f <- G case.
329 (movdf_internal2): Use mips_output_move. Fix lengths of FPR moves.
330 Add m <- G alternative.
331 (load_df_low, load_df_high, store_df_low): New patterns.
332 (movhi_internal): Use @ template instead of calling a function.
333 Remove unnecessary 'z' alternatives.
334 (movqi_internal): Likewise.
335 (exception_receiver): Update call to mips_restore_gp.
337 2003-05-06 Richard Sandiford <rsandifo@redhat.com>
339 * config/mips/mips-protos.h (mips_simplify_dwarf_addr): Remove.
340 (mips_delegitimize_address): Declare.
341 * config/mips/mips.h (ASM_SIMPLIFY_DWARF_ADDR): Undefine.
342 (FIND_BASE_TERM): Define.
343 * config/mips/mips.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
344 (mips_delegitimize_address): Renamed from mips_simplify_dwarf_addr.
345 Handle small-data addresses.
347 2003-05-05 Roger Sayle <roger@eyesopen.com>
349 * real.c (real_powi): New function to calculate the value of
350 a real raised to an integer power, i.e. pow(x,n) for int n.
351 (real_sqrt): Convert to using the faster do_add, do_multiply
352 and do_divide API for consistency with the rest of real.c.
353 * real.h (real_powi): Prototype here.
354 * builtins.c (fold_builtin): Avoid local variable mode when
355 evaluating sqrt at compile time. Attempt to evaluate pow at
356 compile-time, by checking for an integral exponent.
358 2003-05-05 Richard Henderson <rth@redhat.com>
360 * doc/extend.texi (Variable Attributes): Re-sort table and tidy.
362 2003-05-05 David O'Brien <obrien@FreeBSD.org>
364 * config/rs6000/sysv4.h (CPP_OS_FREEBSD_SPEC): Add __ELF__ to mirror
365 other FreeBSD ports.
366 (LINK_OS_FREEBSD_SPEC): Mirror conventions on other FreeBSD ports.
367 (_LITTLE_ENDIAN): Use __LITTLE_ENDIAN__ instead.
369 2003-05-05 Janis Johnson <janis187@us.ibm.com>
371 * Makefile.in: (site.exp): Add ALT_CC_UNDER_TEST, add quotes around
372 expanded variables.
373 * doc/sourcebuild.texi (C tests): Describe gcc.dg/compat tests.
375 2003-05-05 Zack Weinberg <zack@codesourcery.com>
377 * rtl.h (STRING_POOL_ADDRESS_P): Rename to DEFERRED_CONSTANT_P.
378 * varasm.c (struct varasm_status): Add deferred_constants field.
379 (n_deferred_strings): Delete variable.
380 (n_deferred_constants): New #define.
381 (struct constant_descriptor_tree): Kill next and label fields.
382 (const_hash_table, MAX_HASH_TABLE): Delete.
383 (const_desc_htab): New static variable.
384 (const_hash): Rename const_desc_hash, and make it fit the
385 hashtab.h interface.
386 (const_desc_eq): New.
387 (const_hash_1, compare_constant): Const-ify arguments.
388 (build_constant_desc): Set DEFERRED_CONSTANT_P on all new
389 SYMBOL_REFs. Clarify comments. Don't set desc->label.
390 (output_constant_def): Do the lookup/insert using the
391 hashtab.h interface. Don't muck with n_deferred_constants or
392 DEFERRED_CONSTANT_P here.
393 Always call maybe_output_constant_def_contents.
394 (maybe_output_constant_def_contents): Take a pointer to the
395 descriptor, not the EXP and RTL separately. Return
396 immediately if this constant is not deferred. Defer output of
397 everything, except writable string constants. Update
398 n_deferred_constants here.
399 (output_constant_def_contents): Now takes just one argument,
400 an rtx. Clear DEFERRED_CONSTANT_P here.
401 (mark_constant_pool): Update for rename of n_deferred_strings.
402 (mark_constant): Don't clear DEFERRED_CONSTANT_P here.
404 (init_varasm_status): Clear p->deferred_constants.
405 (init_varasm_once): Call htab_create_ggc for const_desc_htab.
407 2003-05-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
409 * builtins.c (expand_builtin_stpcpy): Only expand when the length
410 of the source string can be evaluated at compile-time.
412 2003-05-05 Aldy Hernandez <aldyh@redhat.com>
414 * testsuite/gcc.c-torture/compile/simd-6.c: New.
416 * c-typeck.c (digest_init): Handle arrays of vector constants.
418 2003-05-05 Jakub Jelinek <jakub@redhat.com>
420 * builtins.c (expand_builtin_mempcpy): New function.
421 (expand_builtin_stpcpy): Optimize stpcpy whose return value is
422 ignored into strcpy no matter what arguments it has.
423 (expand_builtin) <case BUILT_IN_MEMPCPY>: Call
424 expand_builtin_mempcpy.
426 2003-05-05 Aldy Hernandez <aldyh@redhat.com>
428 * testsuite/gcc.dg/20030505.c: New.
430 * c-typeck.c (convert_for_assignment): Opaque pointers can
431 interconvert.
433 * config/rs6000/rs6000.c: New global opaque_p_V2SI_type_node.
434 (rs6000_init_builtins): Initialize opaque_p_V2SI_type_node.
435 (spe_init_builtins): Rename all pv2si_type_node to
436 opaque_p_V2SI_type_node.
437 Remove declaration of pv2si_type_node.
438 (is_ev64_opaque_type): Accept opaque pointers.
440 2003-05-05 Geoffrey Keating <geoffk@apple.com>
442 * config/rs6000/rs6000.c (validate_condition_mode): Use
443 flag_finite_math_only.
444 (rs6000_reverse_condition): Never return UNKNOWN; use
445 flag_finite_math_only.
446 (rs6000_generate_compare): Use flag_finite_math_only.
447 (rs6000_emit_cmove): Handle UNLE. Support UNEQ under -ffast-math.
448 Use HONOR_* rather than flag_unsafe_math_optimizations. Correct
449 UNGE and GT cases. Handle UNEQ and LTGT when ! HONOR_NANS.
451 * toplev.c (check_global_declarations): Suppress not-used warning
452 for volatile variables.
454 2003-05-05 Olivier Hainque <hainque@act-europe.fr>
456 * expr.c (expand_expr, case BIT_FIELD_REF): Refine the test forcing
457 usage of bitfield instructions for mode1 != BLKmode, only ignoring
458 SLOW_UNALIGNED_ACCESS if the field is not byte aligned.
459 (store_field): Likewise.
461 2003-05-05 Aldy Hernandez <aldyh@redhat.com>
463 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
464 evsubifw to builtins accepting 5-bit unsigned constants.
465 (easy_vector_constant): Return if V1DImode. Fix typo.
467 2003-05-05 Aldy Hernandez <aldyh@redhat.com>
469 * config/rs6000/spe.h: Revert licensing change from last patch.
471 2003-05-05 DJ Delorie <dj@redhat.com>
473 * config/stormy16/stormy16.md (negsi2): Allocate the pseudos
474 before reload, but defer the split until after.
475 * config/stormy16/stormy16.c (xstormy16_expand_arith): Modify
476 to match.
478 2003-05-05 David Edelsohn <edelsohn@gnu.org>
480 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 440 support.
481 * config/rs6000/vxworks.h (CC1_SPEC): Use -mcpu=440 for t440.
483 2003-05-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
485 * libgcov.c (__gcov_merge_add): Do not use gcov_type when inhibit_libc
486 is defined.
488 2003-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
490 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_1,
491 ATTR_NOTHROW_NONNULL_2, ATTR_NOTHROW_NONNULL_3): Renamed from
492 ATTR_NONNULL_1, ATTR_NONNULL_2 and ATTR_NONNULL_3.
494 (ATTR_NOTHROW_NONNULL_1_2, ATTR_NOTHROW_NONNULL_1_4,
495 ATTR_CONST_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1,
496 ATTR_PURE_NOTHROW_NONNULL_1_2, ATTR_MALLOC_NOTHROW_NONNULL_1):
497 New.
499 * builtins.def (DEF_EXT_FALLBACK_BUILTIN): Accept ATTRS argument.
500 (BUILT_IN_BZERO, BUILT_IN_BCOPY, BUILT_IN_BCMP): Update comment
502 (BUILT_IN_INDEX, BUILT_IN_RINDEX, BUILT_IN_MEMCPY,
503 BUILT_IN_MEMMOVE, BUILT_IN_MEMCMP, BUILT_IN_MEMSET,
504 BUILT_IN_MEMPCPY, BUILT_IN_STRCAT, BUILT_IN_STRNCAT,
505 BUILT_IN_STPCPY, BUILT_IN_STRCPY, BUILT_IN_STRNCPY,
506 BUILT_IN_STRCMP, BUILT_IN_STRNCMP, BUILT_IN_STRLEN,
507 BUILT_IN_STRSTR, BUILT_IN_STRPBRK, BUILT_IN_STRSPN,
508 BUILT_IN_STRCSPN, BUILT_IN_STRCHR, BUILT_IN_STRRCHR, BUILT_IN_NAN,
509 BUILT_IN_NANF, BUILT_IN_NANL, BUILT_IN_NANS, BUILT_IN_NANSF,
510 BUILT_IN_NANSL, BUILT_IN_PUTS, BUILT_IN_FPUTC, BUILT_IN_FPUTS,
511 BUILT_IN_FWRITE, BUILT_IN_PUTS_UNLOCKED, BUILT_IN_FPUTC_UNLOCKED,
512 BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE_UNLOCKED,
513 BUILT_IN_STRDUP): Add "nonnull" attribute.
515 2003-05-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
517 * expr.c (store_field): Don't clobber TEMP in shift: it might be
518 a variable.
519 (get_inner_reference): Don't go through a VIEW_CONVERT_EXPR
520 whose purpose is to step up the alignment.
521 (expand_expr, case ADDR_EXPR): Force LO_SUM into memory, just like REG.
523 * stor-layout.c (compute_record_mode): Relax restriction
524 on fields crossing word boundaries forcing BLKmode.
526 2003-05-04 Neil Booth <neil@daikokuya.co.uk>
528 * cppinit.c (cpp_create_reader, post_options): Warn about
529 trigraphs unless explicity set or -trigraphs.
530 * cpplex.c (warn_in_comment): New.
531 (_cpp_process_line_notes): Better handling of -Wtrigraphs.
532 (_cpp_skip_block_comment): Add call to _cpp_process_line_notes.
533 * doc/cppopts.texi, doc/cpp.texi: Update.
535 2003-05-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
537 * Makefile.in (LIBGCOV): Add _gcov_merge_add.
538 * gcov-io.h: Make GCOV_LINKAGE extern in libgcov and prevent resulting
539 namespace clash.
540 (GCOV_MERGE_FUNCTIONS): New.
541 (gcov_merge_fn): Declare.
542 (struct gcov_ctr_info): New field "merge".
543 (__gcov_merge_add): Declare.
544 * coverage.c (ctr_merge_functions): New.
545 (build_ctr_info_type, build_ctr_info_value): Initialize merge field
546 of gcov_ctr_info type.
547 * libgcov.c (__gcov_merge_add): New.
548 (gcov_exit): Call a hook to merge values of counters.
550 2003-05-04 Gabriel Dos Reis <gdr@integrable-solutions.net>
552 * toplev.h (pedwarn_with_file_and_line): Don't declare.
553 * diagnostic.c (pedwarn_with_file_and_line): Remove.
555 2003-05-04 Gabriel Dos Reis <gdr@integrable-solutions.net>
557 * varasm.c (assemble_variable): Don't use error_with_file_and_line.
559 2003-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
561 * builtins.c (expand_builtin_constant_p, expand_builtin_strlen,
562 expand_builtin_frame_address): Update prototypes.
563 (expand_builtin_constant_p, expand_builtin_strlen,
564 expand_builtin_strcpy, expand_builtin_memset,
565 expand_builtin_bzero, expand_builtin_args_info,
566 expand_builtin_frame_address): Pass in just the argument(s)
567 needed, not the entire expression `exp'.
568 (expand_builtin): Update all calls to these functions.
570 2003-05-03 Richard Henderson <rth@redhat.com>
572 * builtins.c (expand_builtin) <BUILT_IN_DWARF_FP_REGNUM>: Remove.
573 <BUILT_IN_DWARF_SP_COLUMN>: New.
574 * builtins.def (BUILT_IN_DWARF_FP_REGNUM): Remove.
575 (BUILT_IN_DWARF_SP_COLUMN): New.
576 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Remove.
577 (expand_builtin_dwarf_sp_column): New.
578 * except.h: Update to match.
579 * unwind-dw2.c (execute_stack_op): Correct stack push typo.
580 (execute_cfa_program): Record location expression address
581 before extracting length.
582 (uw_update_context_1): Install old CFA into stack pointer column.
583 (uw_init_context_1): Set cfa_reg to stack pointer column.
585 2003-05-03 Richard Henderson <rth@redhat.com>
587 * config/rs6000/rs6000.c (constant_pool_expr_p): Make static and
588 return bool.
589 (toc_relative_expr_p): Likewise.
590 (SPE_CONST_OFFSET_OK): Move from rs6000.h.
591 (legitimate_constant_pool_address_p): Move from rs6000.h, change
592 into a function, downcase all users.
593 (legitimate_small_data_p): Likewise.
594 (legitimate_offset_address_p): Likewise.
595 (legitimate_indexed_address_p): Likewise.
596 (legitimate_indirect_address_p): Likewise.
597 (legitimate_lo_sum_address_p): Likewise.
598 (rs6000_mode_dependent_address): Likewise.
599 * rs6000.h (CONSTANT_POOL_EXPR_P, TOC_RELATIVE_EXPR_P): Remove.
600 (SPE_CONST_OFFSET_OK, LEGITIMATE_CONSTANT_POOL_ADDRESS_P,
601 LEGITIMATE_SMALL_DATA_P, LEGITIMATE_OFFSET_ADDRESS_P,
602 LEGITIMATE_INDEXED_ADDRESS_P, LEGITIMATE_INDIRECT_ADDRESS_P,
603 LEGITIMATE_LO_SUM_ADDRESS_P): Move into rs6000.c.
604 (LEGITIMATE_ADDRESS_INTEGER_P): Remove.
605 (GO_IF_MODE_DEPENDENT_ADDRESS): Use rs6000_mode_dependent_address.
606 * config/rs6000/rs6000-protos.h: Update.
608 2003-05-03 Geoffrey Keating <geoffk@apple.com>
610 * config/rs6000/rs6000.h (REVERSIBLE_CC_MODE): Define.
611 (REVERSE_CONDITION): Define.
613 * config/rs6000/rs6000.c (scc_comparison_operator): Make equivalent
614 to branch_positive_comparison_operator.
615 (ccr_bit): Check that sCOND conditions are actually a positive bit.
616 (print_operand): Remove %D substitution.
617 (rs6000_emit_sCOND): Generate complement operation to ensure that
618 sCOND input is a positive bit.
619 * config/rs6000/rs6000.md: Rearrange sCOND templates to be in the
620 same order as bCOND, and add the missing ones. Remove the %D
621 substitutions from the scc patterns.
623 * simplify-rtx.c (simplify_relational_operation): Add case for
624 ! (fabs(x) < 0.0).
626 2003-05-03 Bruce Korb <bkorb@gnu.org>
628 * gcc/fixinc/fixincl.tpl(dne): restore this to force merge conflicts
629 in fixincl.x
630 * gcc/fixinc/inclhack.def(bsd_stdio_attrs_conflict): fix placement
632 2003-05-03 Aldy Hernandez <aldyh@redhat.com>
634 * config/rs6000/spe.h: Remove unecessary casts. Misc cleanups.
636 2003-05-03 Zack Weinberg <zack@codesourcery.com>
638 PR c/10604
639 * c-common.c (warn_sign_compare): Initialize to -1.
640 * c-opts.c (c_common_init_options): Don't set warn_sign_compare here.
641 (c_common_decode_option <OPT_Wall>): Set warn_sign_compare
642 for C++ only.
643 (c_common_post_options): Set warn_sign_compare from extra_warnings
644 if it's still -1 at this point.
646 * toplev.c (maybe_warn_unused_parameter): New static variable.
647 (set_Wextra): New static function.
648 (W_options): Remove "extra".
649 (decode_W_option): Call set_Wextra.
650 (independent_decode_option): Likewise.
651 (set_Wunused): Cooperate with set_Wextra in setting
652 warn_unused_parameter.
653 (rest_of_compilation): No need to check extra_warnings as
654 well as warn_uninitialized.
656 * c-typeck.c (build_binary_op, build_conditional_expr):
657 No need to check extra_warnings as well as warn_sign_compare.
658 (internal_build_compound_expr): No need to check extra_warnings
659 as well as warn_unused_value.
660 * function.c (expand_function_end): No need to check extra_warnings
661 as well as warn_unused_parameter.
662 * stmt.c (expand_expr_stmt_value): No need to check extra_warnings
663 as well as warn_unused_value.
665 * doc/invoke.texi: Clarify documentation of -Wsign-compare.
667 * Makefile.in: Disable -Werror for gengtype-lex.o.
669 2003-05-03 Olivier Hainque <hainque@act-europe.fr>
671 * emit-rtl.c (last_call_insn, add_function_usage_to): New functions.
672 * rtl.h (last_call_insn, add_function_usage_to): New prototypes.
673 * builtins.c (expand_builtin_apply): Use the new emit-rtl functions.
674 * calls.c (emit_call_1): Likewise.
675 (expand_call): For calls initializing constant memory, replace
676 emission of standalone mem /u clobber with function usage entry.
677 * expr.c (emit_block_move_via_libcall): Likewise.
678 * cse.c (count_reg_usage, case EXPR_LIST): New case.
679 * flow.c (propagate_one_insn): Pass entire operand of
680 CALL_INSN_FUNCTION_USAGE to mark_used_regs.
681 * integrate.c (try_constants): For CALL_INSNs, substitute constants
682 within the FUNCTION_USAGE also.
683 * loop.c (prescan_loop): Note clobbers of const mem mentioned in
684 FUNCTION_USAGE lists.
685 * reload1.c (replace_pseudos_in): Renamed.
686 (reload): Use it for clobbers surviving until the end of the reload.
688 2003-05-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
690 * expr.c (expand_expr, case VIEW_CONVERT_EXPR): Don't use
691 gen_lowpart on non-integer modes.
693 * stor-layout.c (place_field): When adjusting offset_align, use
694 desired_align, not DECL_ALIGN.
696 2003-05-03 Nathan Sidwell <nathan@codesourcery.com>
698 * c-decl.c (pending_invalid_xref_file): Remove.
699 (pending_invalid_xref_line): Remove.
700 (pending_invalid_xref_location): New.
701 (lookup_label): Use location_t and input_location directly.
702 (lookup_tag): Likewise.
703 (pending_xref_error): Likewise.
704 (c_expand_body_1): Likewise.
705 * c-common.c (x_expand_start_cond): Likewise.
706 * c-semantics.c (genrtl_for_stmt): Likewise.
707 (find_reachable_label): Likewise.
708 * expr.c (expand_expr): Likewise.
709 * integrate.c (output_inline_function): Likewise.
710 * tree-inline.c (find_alloca_call): Likewise.
711 (find_builtin_longjmp_call): Likewise.
712 * gcc.c (input_filename): Make static.
714 2003-05-03 Richard Sandiford <rsandifo@redhat.com>
716 * config/mips/mips.md: Fix comment typo.
718 * config/mips/mips.c (mips_integer_op): New structure.
719 (MIPS_MAX_INTEGER_OPS): Define.
720 (mips_const_insns): Use mips_build_integer to determine the number
721 of instructions needed to load a CONST_INT.
722 (move_operand): Reject compound CONST_INTs.
723 (mips_build_shift, mips_build_lower, mips_build_integer): New fns.
724 (mips_move_integer): New fn.
725 (mips_legitimize_const_move): Pass CONST_INTs to mips_move_integer.
726 (mips_legitimize_move): Only legitimize constants when moving
727 word or subword values.
729 2003-05-02 Matt Kraai <kraai@alumni.cmu.edu>
731 * Makefile.in (gcov-iov.h): Use move-if-change and a stamp.
733 2003-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
735 * builtins.c (expand_builtin_stpcpy): Copy `arglist' before
736 modifying it.
738 2003-05-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
739 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
741 * doc/contrib.texi (Contributors): Add Zdenek Dvorak, Aldy
742 Hernandez, and Kazu Hirata. Update Richard Henderson.
744 2003-05-02 Geoffrey Keating <geoffk@apple.com>
746 * config/rs6000/rs6000.c (rs6000_attribute_table): Add 'extern'
747 to tentative declaration.
749 * config/rs6000/sysv4.h (SYMBOL_FLAG_SMALL_V4): Delete.
750 (SYMBOL_FLAG_SMALL_V4): Delete.
751 * config/rs6000/rs6000.c (small_data_operand): Use SYMBOL_REF_SMALL_P.
752 (rs6000_elf_encode_section_info): Don't set SYMBOL_FLAG_SMALL_V4.
753 (rs6000_elf_in_small_data_p): Add extra section names. Add
754 comment about TREE_PUBLIC test.
756 * c-semantics.c (genrtl_switch_stmt, genrtl_if_stmt): Call
757 expand_stmt on result of expand_unreachable_stmt.
759 2003-05-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
761 * doc/contrib.texi (Contributors): Add Daniel Berlin.
763 2003-05-02 David Edelsohn <edelsohn@gnu.org>
765 * config/rs6000/{603.md,6xx.md,7450.md,7xx.md,rs64.md}: Decrease
766 number of automata.
768 * config/rs6000/rs6000.c (symbol_ref_operand): Check
769 SYMBOL_REF_FUNCTION_P on AIX.
770 (current_file_function_operand): Same.
771 * config/rs6000/rs6000.md (call,call_value): Force non-function
772 symbol_ref into register on AIX.
774 2003-05-02 Alan Modra <amodra@bigpond.net.au>
776 * calls.c (struct arg_data): Move offset, slot_offset, size and
777 alignment_pad to struct locate_and_pad_arg_data. Update all refs.
778 (initialize_argument_information): Adjust call to locate_and_pad_parm.
779 Delete alignment_pad var. Don't calculate slot_offset here.
780 (emit_library_call_value_1): Delete alignment_pad, offset and size
781 vars. Use struct locate_and_pad_arg_data instead. Adjust refs.
782 Adjust call to locate_and_pad_parm. Don't tweak arg size for
783 partial in-regs here. Formatting fixes.
784 * expr.h (struct locate_and_pad_arg_data): New struct.
785 (locate_and_pad_parm): Adjust declaration.
786 * function.c (assign_parms): Localize vars. Use "locate" instead of
787 other arg location vars. Don't invoke FUNCTION_ARG or
788 FUNCTION_INCOMING_ARG unless pretend_named is different from
789 named_arg. Heed MUST_PASS_IN_STACK and set up "partial" before
790 calling locate_and_pad_parm. Adjust locate_and_pad_parm call.
791 Use slot_offset for stack home of reg parms. Correct test for
792 parm passed in memory. Formatting fixes.
793 (locate_and_pad_parm): Add "partial" to params. Replace offset_ptr
794 arg_size_ptr and alignment pad with "locate". Set slot_offset here.
795 Correct initial_offset_ptr handling. Localize vars. Always pad
796 locate->offset even when in_regs.
798 2003-05-02 Nathan Sidwell <nathan@codesourcery.com>
800 * Makefile.in (TREE_H): Replace location.h with input.h.
801 (GTFILES) Remove location.h
802 (gt-lists.h): Replace gt-location.h with gt-input.h
803 * input.h (input_filename, input_line): Remove variables.
804 (location_s, location_t): Move from location.h.
805 (input_location): New.
806 (input_filename, input_line): New #defines.
807 * location.h: Remove.
808 * tree.h: Replace location.h with input.h.
809 (input_filename, input_line): Remove.
810 * diagnostic.h: Replace location.h with input.h.
811 * gcc.h (input_filename, input_filename_length): Remove declarations.
812 * toplev.c (input_filename, input_line): Remove.
813 (input_location): Define.
814 (push_srcloc, pop_srcloc): Adjust.
815 * diagnostic.c (diagnostic_report_current_module): Adjust.
817 2003-05-02 Nick Clifton <nickc@redhat.com>
819 * configure.in: Add xstormy16 to list of targets that has a nop
820 instruction and hence which can be tested to see if the
821 assembler supports the --gdwarf2 switch.
822 * configure: Regenerate.
824 2003-05-01 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
826 PR target/8257
827 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
828 alpha_start_function, alpha_expand_epilogue, unicosmk_gen_dsib):
829 Avoid undefined shifts by making the shift operand unsigned.
831 2003-05-01 DJ Delorie <dj@redhat.com>
833 * reload.c (find_reloads): Also check that all of a multi-reg
834 value is in the class.
836 2003-05-01 Nathan Sidwell <nathan@codesourcery.com>
838 * scan.h (lineno): Revert the rename here.
840 2003-05-01 Stan Shebs <shebs@apple.com>
842 * config/darwin.c (darwin_encode_section_info): Call
843 default_encode_section_info.
845 2003-05-01 David Edelsohn <edelsohn@gnu.org>
847 * config/rs6000/rs6000.md (define_attr "type"): Add mfjmpr.
848 (movsi_internal1): Use new mfjmpr attribute.
849 (movhi_internal): Same.
850 (movqi_internal): Same.
851 (movcc_internal1): Same.
852 (movdi_internal64): Same.
853 * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md,
854 power4.md,rios1.md,rios2.md,rs64.md}: Add mfjmpr.
855 * config/rs6000/40x.md: Add fpu_405.
856 * config/rs6000/power4.md: Merge power4lsu and power4disp automata
857 into power4misc automata. Remove extraneous parentheses.
858 * config/rs6000/440.md: New file.
859 * config/rs6000/rs6000.c (processor_target_table): Add 440,
860 440fp. Rename 405f to 405fp.
861 (function_arg_padding): Correct formatting.
862 (rs6000_rtx_costs): Add PROCESSOR_PPC440 cases.
864 2003-05-01 Nathan Sidwell <nathan@codesourcery.com>
866 * input.h (lineno): Rename to ...
867 (input_line): ... here.
868 * tree.h (lineno): Rename to ...
869 (input_line): ... here.
870 * scan.h (lineno): Rename to ...
871 (input_line): ... here.
872 * toplev.c (lineno): Rename to ...
873 (input_line): ... here.
874 (push_srcloc, pop_srcloc): Rename lineno to input_line.
875 * c-common.c (c_expand_start_cond, fname_decl): Likewise.
876 * c-decl.c (poplevel, pop_label_level, lookup_label, lookup_tag,
877 store_parm_decls, c_expand_body_1): Likewise.
878 * c-errors.c (pedwarn_c99): Likewise.
879 * c-format.c (status_warning): Likewise.
880 * c-lex.c (fe_file_change, cb_def_pragma, c_lex): Likewise.
881 * c-opts.c (c_common_post_options, c_common_parse_file): Likewise.
882 * c-parse.in (save_filename, maybe_type_qual, ifc): Likwise.
883 * c-semantics.c (finish_stmt_tree, build_stmt, emit_local_var,
884 gentrtl_goto_stmt, genrtl_expr_stmt_value, genrtl_decl_stmt,
885 genrtl_if_stmt, genrtl_while_stmt, genrtl_do_stmt,
886 genrtl_return_stmt, genrtl_for_stmt, build_break_stmt,
887 build_continue_stmt, genrtl_switch_stmt, genrtl_asm_stmt,
888 prep_stmt, find_reachable_label, expand_unreachable_stmt): Likewise.
889 * coverage.c (create_coverage): Likewise.
890 * diagnostic.c (pedwarn, sorry, error, fatal_error,
891 internal_error, warning, diagnostic_report_current_module,
892 inform): Likewise.
893 * expr.c (expand_expr): Likewise.
894 * integrate.c (expand_inline_function,
895 output_inline_function): Likewise.
896 * rtl-error.c (file_and_line_for_asm): Likewise.
897 * tree-inline.c (find_alloca_call, find_builtin_longjmp_call,
898 walk_tree): Likewise.
899 * tree.c (make_node): Likewise.
900 * ada, cp, f, java, objc, treelang: Likewise.
901 * objc/objc-act.c (objc_init): Rename lineno to input_line.
902 (build_module_descriptor, build_selector_translation_table,
903 build_protocol_template, build_method_prototype_list_template,
904 build_category_template, build_selector_table,
905 build_class_template, build_super_template, build_ivar_template,
906 build_ivar_list_template, build_method_list_template,
907 build_method_template, add_instance_variable): Likewise.
909 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Change parameter
910 name from input_filename.
912 2003-04-30 Eric Christopher <echristo@redhat.com>
913 Richard Sandiford <rsandifo@redhat.com>
915 * configure: Regenerate from patches below.
916 * combine.c (gen_lowpart_for_combine): Fix comment and add tests
917 for all symbolic operands.
918 * config/mips/mips.c: Migrate RTX_COSTS and CONST_COSTS
919 to function.
920 * config/mips/linux.h: Fix typo.
921 * Merge from mips-3_4-rewrite branch:
923 2003-04-07 Richard Sandiford <rsandifo@redhat.com>
925 * config/mips/mips.c (mips_classify_symbol): Add catch-all case for
926 handling local labels when TARGET_ABICALLS.
928 2003-04-04 Richard Sandiford <rsandifo@redhat.com>
930 * config/mips/mips-protos.h (mips_expand_epilogue): Add an
931 integer argument.
932 (mips_expand_call): Likewise.
933 * config/mips/mips.h (TARGET_SIBCALLS): New macro.
934 (FIXED_REGISTERS): Clear $31 entry.
935 (CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTER): Likewise.
936 (EPILOGUE_USES): Define.
937 * config/mips/mips.c (mips_function_ok_for_sibcall): New function.
938 (TARGET_FUNCTION_OK_FOR_SIBCALL): Use it.
939 (override_options): Add a 'j' register class.
940 (mips_expand_call): Handle sibcalls
941 (mips_expand_epilogue): Handle epilogues for sibcalls.
942 * config/mips/mips.md (epilogue): Adjust call to mips_expand_epilogue.
943 (sibcall_epilogue): New pattern.
944 (call, call_value): Adjust calls to mips_expand_call.
945 (sibcall, sibcall_value): New expanders.
946 (sibcall_internal, sibcall_value_internal): New patterns.
947 (sibcall_value_multiple_internal): New pattern.
949 2003-03-25 Richard Sandiford <rsandifo@redhat.com>
951 * config/mips/mips.md (extended_mips16): New attribute.
952 (define_attr length): Default to 8 if extended_mips16 == yes.
953 (truncdisi2): Set extended_mips16 to yes for the sll alternative.
954 (truncdihi2, truncdiqi2, *extendsidi2): Likewise.
955 (call_internal): Set extended_mips16 to yes for direct jumps.
956 Remove redundant mode attribute.
957 (call_value_internal, call_value_multiple_internal): Likewise.
958 (call_split): Remove redundant mode attribute.
959 (call_value_split, call_value_multiple_split): Likewise.
961 * config/mips/mips.c (mips_symbol_insns): Rework. Fix handling
962 of unaligned offsets.
964 * config/mips/mips.c (mips_splittable_symbol_p): Fix handling
965 of SYMBOL_GENERAL.
967 2003-03-22 Richard Sandiford <rsandifo@redhat.com>
969 * config/mips/mips.h (TARGET_EXPLICIT_RELOCS): Add commentary.
970 * config/mips/mips.c (override_options): Disable -mexplicit-relocs
971 for mips16 code.
973 2003-03-22 Richard Sandiford <rsandifo@redhat.com>
975 * config/mips/mips.h (ADDRESS_COST): Define.
977 2003-03-20 Richard Sandiford <rsandifo@redhat.com>
979 * config/mips/mips.h (EXTRA_CONSTRAINT): Give existing meaning of
980 'R' to 'U'. Make 'R' mean a single-instruction memory reference.
981 * config/mips/mips.md: Replace 'R' constraints with 'U'.
983 2003-03-18 Richard Sandiford <rsandifo@redhat.com>
985 * config/mips/mips.md (truncdisi2): Add commentary. Use sll instead
986 of a two-instruction sequence. Add register->memory alternative.
987 (truncdihi2, truncdiqi2): Likewise.
988 Rework shift/truncate instructions so that they only handle right
989 shifts of 32 (or more, in the case of arithmetic shifts).
990 Add patterns for truncate/sign-extend.
992 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
994 * configure.in (mips*-*-*): Check for explicit relocation support.
995 * configure: Regenerate.
997 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
999 * config/mips/mips.h (TARGET_SWITCHES): Add -mexplicit-relocs
1000 and -mno-explicit-relocs.
1001 (MASK_EXPLICIT_RELOCS): Define.
1002 (TARGET_EXPLICIT_RELOCS): Use it.
1003 (mips_split_addresses): Remove declaration.
1004 * config/mips/mips.c (override_options): Update comment for
1005 mips_split_addresses. Clear MASK_EXPLICIT_RELOCS for non-PIC n64.
1007 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
1009 * combine.c (gen_lowpart_for_combine): Treat the lowpart Pmode of
1010 a CONST as identity. Check the return value of gen_lowpart_common.
1012 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
1014 * config/mips/mips.c (mips_legitimize_symbol): Handle small data
1015 references for TARGET_EXPLICIT_RELOCS.
1016 (mips_reloc_string): Return "%gp_rel(" for RELOC_GPREL16 if
1017 !TARGET_MIPS16.
1019 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
1021 * config/mips/mips.md: Replace 'IQ' mips16 constraints with just 'Q'.
1022 (addsi3): Remove redundant constraints.
1023 (addsi3_internal): Use separate register & constant alternatives.
1024 Use a 'Q' constraint and "addiu" insn for the latter.
1025 (adddi3_internal_3, addsi3_internal_2): Likewise.
1027 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
1029 * config/mips/mips-protos.h (mips_expand_unaligned_load): Declare.
1030 (mips_expand_unaligned_store): Declare.
1031 * config/mips/mips.c (mips_get_unaligned_mem): New fn.
1032 (mips_expand_unaligned_load, mips_expand_unaligned_store): New fns.
1033 * config/mips/mips.md (UNSPEC_ULW, UNSPEC_USW): Remove.
1034 (UNSPEC_ULD, UNSPEC_USD): Remove.
1035 (UNSPEC_LWL, UNSPEC_LWR, UNSPEC_SWL, UNSPEC_SWR): New.
1036 (UNSPEC_LDL, UNSPEC_LDR, UNSPEC_SDL, UNSPEC_SDR): New.
1037 (extv, extzv): Use mips_expand_unaligned_load.
1038 (insv): Use mips_expand_unaligned_store. Use a reg_or_0_operand
1039 predicate for operand 3.
1040 (movsi_ulw, movsi_usw): Replace with...
1041 (mov_lwl, mov_lwr, mov_swl, move_swr): ...these new insns.
1042 (movdi_uld, movdi_usd): Likewise replace with...
1043 (mov_ldl, mov_ldr, mov_sdl, move_sdr): ...these insns.
1045 2003-02-26 Richard Sandiford <rsandifo@redhat.com>
1047 * config/mips/mips-protos.h (mips_global_pic_constant_p): Declare.
1048 * config/mips/mips.h (LEA_REGS): New register class.
1049 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add entries for it.
1050 (GR_REG_CLASS_P): Include LEA_REGS.
1051 (DANGEROUS_FOR_LA25_P): New macro.
1052 (EXTRA_CONSTRAINT): Add !DANGEROUS_FOR_LA25_P to R's condition.
1053 Add a T constraint for the DANGEROUS_FOR_LA25_P case.
1054 * config/mips/mips.c (mips_regno_to_class): Change GR_REGS
1055 entries to LEA_REGS.
1056 (mips_global_pic_constant_p): New function.
1057 (override_options): Add 'e' register constraint.
1058 (mips_secondary_reload_class): Return LEA_REGS when reloading
1059 a dangerous constant into a class containing $25.
1060 * config/mips/mips.md (movdi_internal2): Add an e <- T alternative.
1061 (movsi_internal): Likewise.
1063 2003-02-23 Richard Sandiford <rsandifo@redhat.com>
1065 * config/mips/mips.h (TARGET_SPLIT_CALLS): New macro.
1066 * config/mips/mips.md (call_split): New insn.
1067 (call_value_split, call_value_multiple_split): New insns.
1068 (call_internal): Turn into a define_insn_and_split. Split the
1069 instruction into a call and $gp load if TARGET_SPLIT_CALLS.
1070 (call_value_internal, call_value_multiple_internal): Likewise.
1072 2003-02-23 Richard Sandiford <rsandifo@redhat.com>
1074 * config/mips/mips.c (mips_reloc_string): Return "%got(" for
1075 RELOC_GOT_PAGE and RELOC_GOT_DISP if !TARGET_NEWABI.
1076 (mips_encode_section_info): Don't take symbol visibility into
1077 account if TARGET_ABICALLS. Add more commentary.
1078 * config/mips/mips.md: Add commentary above reloc constants.
1080 2003-02-12 Richard Sandiford <rsandifo@redhat.com>
1082 * config/mips/mips.c (mips_legitimize_const_move): New, extracted
1083 from mips_legitimize_move. Legitimize constant pool references.
1084 (mips_legitimize_move): Call mips_legitimize_const_move. Attach
1085 a REG_EQUAL note to the last instruction.
1087 2003-02-11 Richard Sandiford <rsandifo@redhat.com>
1089 * config/mips/mips-protos.h (mips_simplify_dwarf_addr): Declare.
1090 * config/mips/mips.h (TARGET_EXPLICIT_RELOCS, TARGET_NEWABI): New.
1091 (ASM_SIMPLIFY_DWARF_ADDR): Define to mips_simplify_dwarf_addr.
1092 (EXTRA_CONSTRAINT): Allow symbolic call addresses for TARGET_ABICALLS.
1093 * config/mips/mips.md (UNSPEC_HIGH): New constant.
1094 (UNSPEC_RELOC_GPREL16): Rename to...
1095 (RELOC_GPREL16): ...this.
1096 (RELOC_GOT_HI, RELOC_GOT_LO, RELOC_GOT_PAGE, RELOC_GOT_DISP): New.
1097 (RELOC_CALL16, RELOC_CALL_HI, RELOC_CALL_LO): New.
1098 (macro_calls): New attribute.
1099 (length): Use it to set the default length of calls. Don't allow
1100 calls to have delay slots if macro_calls is "yes".
1101 (luisi, luidi): New patterns.
1102 (lowsi, lowdi): Use '%R' to print the relocation.
1103 (lowdi_extend): Remove.
1104 (loadgp): Remove mode from operand 0. Use '%0' instead of '%a0'.
1105 (call_internal): Merge alternatives. Always use "jal".
1106 (call_value_internal, call_value_multiple_internal): Likewise.
1107 (reloc_gprel16): Remove.
1108 * config/mips/mips.c (mips_got_alias_set): New variable.
1109 (mips_classify_constant): Handle the new relocation constants.
1110 (mips_classify_symbol): Reverse the sense of SYMBOL_REF_FLAG for PIC.
1111 (mips_symbolic_address_p): Return false if generating explicit relocs.
1112 Otherwise allow local PIC symbols to have an offset.
1113 (mips_splittable_symbol_p): New function.
1114 (mips_classify_address): Use it to check whether a LO_SUM is valid.
1115 (mips_const_insns): Always accept HIGH.
1116 (call_insn_operand): Don't accept global symbols if using explicit
1117 relocs.
1118 (move_operand): Don't accept HIGH when generating PIC.
1119 (mips_reloc, mips_lui_reloc): New functions.
1120 (mips_force_temporary): Remove MODE argument. Expect VALUE to
1121 be a valid right-hand-side for a SET pattern.
1122 (mips_load_got, mips_load_got16, mips_load_got32): New functions.
1123 (mips_emit_high): New function.
1124 (mips_legitimize_symbol): Use mips_reloc for the mips16 gp-relative
1125 case. Use mips_splittable_symbol_p to check whether a LO_SUM
1126 address should be used. Use mips_emit_high to generate the
1127 high part of such an address. Adjust the global symbol + offset
1128 case to match the change to mips_force_temprorary.
1129 (mips_legitimize_move): Shuffle call to mips_legitimize_symbol.
1130 If generating explicit-reloc PIC, load the address of global
1131 symbols from the GOT. Use mips_emit_high to emit the high part
1132 of an address.
1133 (mips_simplify_dwarf_addr): New function.
1134 (mips_move_1word): Use lwc1 instead of l.s and swc1 instead of s.s.
1135 (mips_move_2words): Likewise ldc1/l.d and sdc1/s.d if TARGET_64BIT.
1136 (mips_expand_call): Load the addresses of global functions using
1137 %call* relocs if generating explicit-reloc PIC. Don't generate
1138 an exception_receiver pattern.
1139 (override_options): Initialize mips_got_alias_set.
1140 (print_relocation): Remove in favour of...
1141 (mips_reloc_string): ...this new function.
1142 (print_operand): Handle '%R'. Use mips_reloc_string.
1143 (print_operand_address): Use print_operand to print the symbolic
1144 part of a LO_SUM address.
1145 (mips_output_function_prologue): Use .cprestore, reverting last patch.
1146 (mips_encode_section_info): Factor out DECL_RTL accesses. Reverse
1147 sense of SYMBOL_REF_FLAG for PIC, using binds_local_p to check
1148 for local symbols.
1150 2003-02-02 Eric Christopher <echristo@redhat.com>
1152 * config/mips/mips.c (mips_sign_extend): Remove.
1153 * config/mips/mips-protos.h: Ditto.
1154 * config/mips/mips.md (movdi_internal2_extend): Remove.
1155 (extendsidi2): Fix mode of convert_memory_address.
1157 2003-01-24 Eric Christopher <echristo@redhat.com>
1159 * config/mips/mips.md: Rewrite zero_extend* and extend*
1160 patterns. Use explicit instructions and split after reload
1161 for register extensions.
1162 (ashlsi3_internal1_extend): New combiner pattern for
1163 shift and extend combinations.
1164 * config/mips/mips.h: Change Pmode back to ptr_mode
1165 for performance enhancement.
1166 * combine.c (expand_compound_operation): Make sure
1167 that zero_extend operation is profitable.
1169 2003-01-14 Richard Sandiford <rsandifo@redhat.com>
1171 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Make size of stored
1172 addresses depend on ptr_mode rather than Pmode.
1173 (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Update acoordingly.
1174 (INITIALIZE_TRAMPOLINE): Rework to handle Pmode != ptr_mode.
1175 (CASE_VECTOR_MODE): Use ptr_mode for !TARGET_MIPS16.
1176 (ASM_OUTPUT_ADDR_VEC_ELT): Update accordingly.
1177 * config/mips/mips.md (tablejump): Likewise. Remove Pmode
1178 condition for selecting cpaddsi or cpadddi: use cpadd instead.
1179 (tablejump_internal1): Remove condition.
1180 (tablejump_internal2): Change condition to TARGET_64BIT.
1181 (cpaddsi): Rename to...
1182 (cpadd): ...this.
1183 (cpadddi): Remove.
1185 2003-01-09 Richard Sandiford <rsandifo@redhat.com>
1187 * config/mips/mips-protos.h (mips16_constant_after_function_p,
1188 mips_address_cost, mips_check_split, double_memory_operand,
1189 mips16_gp_offset, mips16_gp_offset_p, mips16_constant,
1190 pic_address_needs_scratch, symbolic_operand): Remove declarations.
1191 (mips_legitimate_address_p): Return bool.
1192 (mips_address_insns, mips_fetch_insns, mips_const_insns,
1193 mips_legitimize_address, mips_legitimize_move,
1194 mips_expand_call): Declare.
1195 (mips_return_addr): Move outside #ifdef RTX_CODE.
1197 * config/mips/mips.h (ABI_HAS_64BIT_SYMBOLS): New macro.
1198 (PIC_FN_ADDR_REG): New reg_class.
1199 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add corresponding entries.
1200 (GR_REG_CLASS_P): True for PIC_FN_ADDR_REG.
1201 (SMALL_OPERAND, SMALL_OPERAND_UNSIGNED, LUI_OPERAND,
1202 CONST_HIGH_PART, CONST_LOW_PART, LUI_INT): New macros.
1203 (SMALL_INT, SMALL_INT_UNSIGNED, CONST_OK_FOR_LETTER_P): Use new macros.
1204 (EXTRA_CONSTRAINTS): Give new meanings to Q, R and S.
1205 (CONSTANT_ADDRESS_P): Use mips_legitimate_address_p.
1206 (LEGITIMATE_PIC_OPERAND): Undefine.
1207 (LEGITIMATE_CONSTANT_P): Use mips_const_insns.
1208 (LEGITIMIZE_ADDRESS): Use mips_legitimize_address.
1209 (CONSTANT_AFTER_FUNCTION_P): Remove definition in #if 0 block.
1210 (FUNCTION_MODE): Change to SImode.
1211 (CONST_COSTS): Use mips_const_insns to calculate the cost of
1212 most constants. Treat const_artih_operands specially if they
1213 occur in a PLUS or MINUS.
1214 (CONSTANT_POOL_COST): New macro.
1215 (RTX_COSTS): Use mips_address_insns for MEMs, with a base cost of 2.
1216 Add LO_SUM handling.
1217 (ADDRESS_COST): Undefine.
1218 (PREDICATE_CODES): Add symbolic_operand and const_arith_operand.
1219 Add CONST to the list of codes for arith_operand. Add LABEL_REF
1220 to call_insn_operand and remove CONST_INT.
1222 * config/mips/mips.c: Include integrate.h.
1223 (SINGLE_WORD_MODE_P): New macro.
1224 (mips_constant_type, mips_symbol_type, mips_address_type): New enums.
1225 (mips_constant_info, mips_address_info): New structs.
1226 (mips_regno_to_class): Map $25 to PIC_FN_ADDR_REG.
1227 (mips_classify_constant, mips_classify_symbol,
1228 mips_valid_base_register_p, mips_symbolic_address_p,
1229 mips_classify_address, mips_symbol_insns,
1230 mips16_unextended_reference_p, mips_address_insns, mips_const_insns,
1231 mips_fetch_insns, mips_force_temporary, mips_add_offset,
1232 mips_legitimize_symbol, mips_legitimize_address, mips_legitimize_move,
1233 mips_print_relocation): New functions.
1234 (const_arith_operand): New operand predicate.
1235 (arith_operand): Use it.
1236 (mips_const_double_ok, mips16_simple_memory_operand,
1237 simple_memory_operand, double_memory_operand, mips_check_split,
1238 mips_address_cost, pic_address_needs_scratch, mips16_gp_offset,
1239 mips16_gp_offset_p, mips16_output_gp_offset,
1240 mips16_constant_after_function_p, mips16_constant): Remove.
1241 (call_insn_operand): Be more fussy about symbolic constants.
1242 Use register_operand.
1243 (move_operand): Use mips_symbolic_address_p to check symbolic
1244 operands and general_operand to check the rest.
1245 (symbolic_operand): Use mips_classify_constant.
1246 (mips_legitimate_address_p): Use mips_classify_address.
1247 (mips_move_1word): Combine handling of symbolic addresses.
1248 Remove special treatment of gp-relative loads for TARGET_MIPS16.
1249 (move_move_2words): Likewise. Assume addresses are offsettable
1250 if they need to refer to more than one word. Add HIGH handling.
1251 (mips_restore_gp): Use ptr_mode for the GP save slot.
1252 (mips_expand_call): New function, combining the old mips.md
1253 call and call_internal define_expands. If the address isn't
1254 a call_insn_operand, force it into a register. For SVR4 PIC,
1255 emit an exception_receiver instruction after the call.
1256 (override_options): Only override flag_pic for TARGET_ABICALLS
1257 if it is currently zero. Allow mips_split_addresses when
1258 Pmode == DImode too, except when ABI_HAS_64BIT_SYMBOLS.
1259 Add new register class letter, 'c'.
1260 (print_operand): Use mips_classify_constant for constant operands.
1261 (print_operand_address): Use mips_classify_address.
1262 (mips_output_function_prologue): Don't use .cprestore.
1263 (mips_expand_epilogue): For TARGET_MIPS16, only adjust the stack
1264 via the frame pointer if current_function_calls_eh_return.
1265 (mips_encode_section_info): For TARGET_ABICALLS, use SYMBOL_REF_FLAG
1266 to mark whether a symbol is local or global.
1267 (build_mips16_call_stub): Expect the address of the function rather
1268 than a MEM reference to it. Update call generation sequences.
1269 (mips16_optimize_gp): Remove Pmode checks. Temporarily disable
1270 small-data adjustments.
1272 * config/mips/mips.md: Remove 'R'/'m' memory distinction. Use default
1273 length for loads and stores.
1274 (UNSPEC_CPADD, UNSPEC_RELOC_GPREL16): New constants.
1275 (define_attr type): Add const and prefetch.
1276 (define_attr length): Use mips_const_insns for const instructions.
1277 Use mips_fetch_insns for load and store instructions.
1278 (define_attr single_insn): New.
1279 (define_attr can_delay): Use it.
1280 (define_attr abicalls): Remove.
1281 (define_delay): Use can_delay. Always allow calls to have delay slots.
1282 (addsi3_internal_2): Add 'Q' constraint.
1283 (movsi_ulw, movsi_usw, movdi_uld, movdi_usd): Set length to 8.
1284 (high): Remove.
1285 (lowsi): Renamed from low.
1286 (lowdi): New pattern.
1287 (movdi, movsi): Use mips_legitimize_move. Remove define_split.
1288 (lwxc1, ldxc1, swxc1, sdxc1): Set length to 4.
1289 (loadgp): Change operand 0 to an immediate_operand.
1290 (tablejump): Use the same patterns for SVR4 PIC but emit a cpadd
1291 beforehand.
1292 (cpaddsi, cpadddi): New patterns.
1293 (tablejump_internal3, tablejump_internal4): Remove define_expands
1294 and associated define_splits.
1295 (call, call_value): Use mips_expand_call.
1296 (call_internal): New, replacing all existing call_internal* insns.
1297 (call_value_internal): Likewise call_value_internal*.
1298 (call_value_multiple_internal): Likewise call_value_multiple_internal*.
1299 (untyped_call): Remove if (operands[0]) magic.
1300 (prefetch_si_address, prefetch_si): Change type to "prefetch".
1301 (prefetch_di_address, prefetch_di): Likewise.
1302 (leasi, leadi): Remove.
1303 (reloc_gprel16): New.
1305 * config/mips/5400.md (ir_vr54_hilo): Include const type.
1306 * config/mips/5500.md (ir_vr55_hilo): Likewise.
1307 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
1309 2003-01-08 Eric Christopher <echristo@redhat.com>
1311 * config.gcc (mipsisa32*): Change ABI_MEABI to ABI_EABI.
1312 * config/mips/elf.h (STARTFILE_SPEC): Remove ABI_MEABI references and
1313 configure check for libgloss.
1314 * config/mips/elf64.h: Ditto.
1315 * config/mips/mips.c: Remove ABI_MEABI.
1316 * config/mips/mips.h: Ditto.
1318 2002-11-05 Richard Sandiford <rsandifo@redhat.com>
1320 Fix merge fallout.
1321 * config/mips/mips.md (mul_acc_si): Reapply 2002-10-16 change.
1322 (muldi3_internal): Remove outdated comment.
1323 (*muls_di, *umuls_di): Fix comment and 64-bitness.
1324 (*smsac_di, *umsac_di): Likewise. Reformat.
1325 (umulsi3_highpart): Minor formatting tweaks.
1326 (umulsi3_highpart_internal): Use only if !ISA_HAS_MULHI. Remove
1327 redundant scratch operand. Minor formatting tweak.
1328 (umulsi3_highpart_mulhi_internal): Use for !TARGET_64BIT as well.
1329 (umulsi3_highpart_neg_mulhi_internal): Likewise. Fix asm template.
1330 (smulsi3_highpart): As for the unsigned version.
1331 (smulsi3_highpart_internal): Likewise.
1332 (smulsi3_highpart_mulhi_internal): Likewise.
1333 (smulsi3_highpart_neg_mulhi_internal): Likewise.
1334 (smuldi3_highpart, umuldi3_highpart): Minor formatting tweaks.
1335 (*smul_acc_di): Remove duplicated pattern.
1336 (*umul_acc_di, *smul_acc_di): Reapply 2002-10-16 change.
1337 (anddi3) [unnamed mips16 pattern]: Remove reintroduced length.
1338 (zero_extendsidi2_internal2): Remove new, but commented-out pattern.
1340 2002-10-22 Eric Christopher <echristo@redhat.com>
1342 * config/mips/mips-protos.h (mips_return_addr): New.
1343 * config/mips/mips.c (mips_return_addr): New.
1344 (movdi_operand): Remove.
1345 (se_register_operand): Ditto.
1346 (se_reg_or_0_operand): Ditto.
1347 (se_uns_arith_operand): Ditto.
1348 (se_arith_operand): Ditto.
1349 (se_nonmemory_operand): Ditto.
1350 (extend_operator): Ditto.
1351 (highpart_shift_operator): Ditto.
1352 (mips_initial_elimination_offset): Remove return address pointer
1353 elimination.
1354 (mips_reg_names): Remove $ra.
1355 (mips_regno_to_class): Ditto.
1356 * config/mips/mips.h (POINTER_SIZE): Define based on TARGET_LONG64
1357 and TARGET_64BIT.
1358 (POINTER_BOUNDARY): Remove.
1359 (POINTERS_EXTEND_UNSIGNED): Define to 0.
1360 (PROMOTE_MODE): Promote to Pmode.
1361 (SHORT_IMMEDIATES_SIGN_EXTEND): Define.
1362 (Pmode): Define to TARGET_64BIT.
1363 (FUNCTION_MODE): Define as Pmode.
1364 (mips_args): Remove deleted functions.
1365 (SIZE_TYPE): Depend on POINTER_SIZE.
1366 (PTRDIFF_TYPE): Ditto.
1367 (FIXED_REGISTERS): Fix extra registers.
1368 (CALL_USED_REGISTERS): Ditto.
1369 (CALL_REALLY_USED_REGISTERS): Ditto.
1370 (RAP_REG_NUM): Remove.
1371 (RETURN_ADDRESS_POINTER_REGNUM): Ditto.
1372 (RETURN_ADDR_RTX): Define to mips_return_addr.
1373 (ELIMINABLE_REGS): Remove RETURN_ADDRESS_POINTER_REGNUM.
1374 (CAN_ELIMINATE): Ditto.
1375 * config/mips/mips.md: For DImode patterns, take into account
1376 deletions above. Split mulsidi patterns into sign_extend and
1377 zero_extend.
1379 2002-10-16 Richard Sandiford <rsandifo@redhat.com>
1380 Michael Meissner <meissner@redhat.com>
1382 * config/mips/mips.h (ISA_HAS_MACC): True for normal-mode vr4120 code.
1383 * config/mips/mips.md (mulsi3_mult3): Add a define_peephole2 to
1384 mop up unnecessarly moves through LO.
1385 (*mul_acc_si): Remove vr5400 and vr5500 handling from here.
1386 (*macc): New pattern for ISA_HAS_MACC. Add define_peephole2s to
1387 change mtlo/macc sequences into mul/add sequences when a three-
1388 address mul is available.
1389 (*macc2): New pattern. Add a define_peephole2 to generate it.
1390 (*mul_sub_si): Fix contraint for operand 5.
1391 (*muls): Use in 32-bit code as well.
1392 (*msac): Likewise. Use msub instead of msac in vr5500 code
1393 if the destination is LO. Remove duplicate define_split.
1394 (*muls_di): Use only in 32-bit code. Adjust rtl accordingly.
1395 (*msac_di): Likewise. Fix formatting.
1396 (smulsi3_highpart, umulsi3_highpart): Use mulhi in 32-bit code too.
1397 (*xmulsi3_highpart_internal): Use only if !ISA_HAS_MULHI.
1398 (*xmulsi3_highpart_mulhi): Use even if !TARGET_64BIT.
1399 (*xmulsi3_neg_highpart_mulhi): Likewise.
1400 (*mul_acc_64bit_di): Remove.
1401 (*mul_acc_di): Use only in 32-bit code. Handle ISA_HAS_MACC as well.
1403 2002-10-14 Richard Sandiford <rsandifo@redhat.com>
1405 * config/mips/vr.h (DRIVER_SELF_SPECS): Define.
1406 * config/mips/t-vr (MULTILIB_OPTIONS): Remove mlong32.
1407 (MULTILIB_DIRNAMES): Remove long32.
1408 (MULTILIB_EXCEPTIONS): Don't build -mabi=32 -mgp32 multilibs.
1409 (MULTILIB_REDUNDANT_DIRS): Remove.
1411 2002-10-14 Richard Sandiford <rsandifo@redhat.com>
1413 * doc/tm.texi (DRIVER_SELF_SPECS): Document.
1414 * gcc.c (driver_self_specs): New variable.
1415 (do_self_spec): New function.
1416 (main): Use it to process driver_self_specs.
1418 2002-10-09 Richard Sandiford <rsandifo@redhat.com>
1420 * config/mips/mips.md (one_cmpldi2): Use only if TARGET_64BIT.
1421 Remove DImode define_split for !TARGET_64BIT.
1422 (anddi3): Remove !TARGET_64BIT support from here as well.
1423 Change operand 2's predicate to se_uns_arith_operand.
1424 Add constant alternatives to define_insn.
1425 (iordi3, xordi3, *nordi3): Likewise.
1426 (anddi3_internal1, xordi3_immed): Remove.
1428 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1430 * config/mips/mips.h (PROCESSOR_R4121): Rename to PROCESSOR_R4120.
1431 (TARGET_MIPS4121): Rename to TARGET_MIPS4120.
1432 * config/mips/mips.c (mips_cpu_info): Rename vr4121 to vr4120.
1433 * config/mips/mips.md: Apply same renaming here.
1435 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1437 * config/mips/mips.c (PROCESSOR_R4320, TARGET_MIPS4320): Remove.
1438 (GENERATE_MULT3_SI): Remove use of TARGET_MIPS4320.
1439 * config/mips/mips.c (mips_cpu_info): Remove vr4320 entry.
1440 * config/mips/mips.md (define_attr cpu): Remove r4320.
1441 Remove vr4320 scheduler and uses of TARGET_MIPS4320.
1443 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1445 * config/mips/mips.c (mips16_strings): New variable.
1446 (mips_output_function_epilogue): Clear the SYMBOL_REF_FLAG of every
1447 symbol in mips16_strings. Free the list.
1448 (mips_encode_section_info): Keep track of local strings.
1450 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1452 * config/mips/mips.md (bunge, bltgt, bungt): New define_expands.
1453 (sordered_df, sordered_sf): Remove.
1454 * config/mips/mips.c (get_float_compare_codes): New fn.
1455 (gen_int_relational, gen_conditional_move): Use it.
1457 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1459 * config/mips/mips-protos.h (mips_emit_fcc_reload): Declare.
1460 * config/mips/mips.h (PREDICATE_CODES): Add fcc_register_operand.
1461 * config/mips/mips.c (fcc_register_operand): New function.
1462 (mips_emit_fcc_reload): New function, extracted from reload_incc.
1463 (override_options): Allow TFmode values in float registers
1464 if ISA_HAS_8CC.
1465 * cnfig/mips/mips.md (reload_incc): Change destination prediate
1466 to fcc_register_operand. Remove misleading source constraint.
1467 Use mips_emit_fcc_reload.
1468 (reload_outcc): Duplicate reload_incc.
1471 2003-04-30 Diego Novillo <dnovillo@redhat.com>
1473 * builtins.def (BUILTIN_CONSTANT_P): Mark as constant.
1475 2003-04-30 Geoffrey Keating <geoffk@apple.com>
1477 * tree-inline.c (inlinable_function_p): Back out last change, it's
1478 unnecessary.
1480 2003-04-30 Steven Bosscher <steven@gcc.gnu.org>
1482 * ggc-page.c (TREE_EXP_SIZE): Define.
1483 (extra_order_size_table): New entry for expr trees with
1484 two operands.
1486 2003-04-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
1488 * c-common.c (if_elt): Use location_t in lieu of "file, line" pair.
1489 (c_expand_start_cond): Adjust.
1490 (c_expand_end_cond): Don't use warning_with_file_and_file.
1491 (shadow_warning): Likewise.
1493 2003-04-30 Nathan Sidwell <nathan@codesourcery.com>
1495 * tree.h (DECL_POINTER_DEPTH): Remove.
1496 (struct tree_decl): Remove pointer_depth.
1498 2003-04-30 Janis Johnson <janis187@us.ibm.com>
1500 * config/rs6000/linux64.h (ASM_OUTPUT_LABELREF): Remove.
1501 * config/rs6000/rs6000.c (rs6000_elf_strip_name_encoding): Remove.
1502 (rs6000_xcoff_encode_section_info): Remove.
1503 (current_file_function_operand): Use SYMBOL_REF_FLAGS; fix latent bug.
1504 (rs6000_output_mi_thunk): Remove dead code; use SYMBOL_REF_FLAGS.
1505 (small_data_operand, rs6000_emit_move, rs6000_elf_in_small_data_p,):
1506 Use SYMBOL_REF_FLAGS.
1507 (rs6000_elf_encode_section_info): Call default_encode_section_info for
1508 generic flags, use SYMBOL_REF_FLAGS; code cleanups.
1509 * sysv4.h (TARGET_STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Remove.
1510 (SYMBOL_FLAG_SMALL_V4, SYMBOL_REF_SMALL_V4_P): New.
1511 * xcoff.h (TARGET_ENCODE_SECTION_INFO): Remove.
1512 (ASM_DECLARE_FUNCTION_NAME): Remove setting of SYMBOL_REF_FLAG.
1514 2003-04-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
1516 * diagnostic.c (output_pointer): Use HOST_PTR_PRINTF.
1518 2003-04-30 Andreas Schwab <schwab@suse.de>
1520 * doc/extend.texi (Other Builtins): Enclose multiple word data
1521 type in braces for @deftypefn.
1523 2003-04-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1525 * stor-layout.c (mode_for_size_tree): Use BLKmode if SIZE overflows.
1527 * doc/install.texi (--enable-threads): Document "gnat" option.
1529 2003-04-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
1531 * diagnostic.h (output_formatted_scalar): Tweak.
1532 * diagnostic.c (output_long_decimal): Likewise.
1533 (output_unsigned_decimal): Likewise.
1534 (output_long_unsigned_decimal): Likewise.
1535 (output_octal): Likewise.
1536 (output_long_octal): Likewise.
1537 (output_hexadecimal): Likewise.
1538 (output_long_hexadecimal): Likewise.
1539 (output_pointer): New function.
1540 (output_format): Use it. Recognize "%p" format specifier.
1542 2003-04-30 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1544 * function.c (purge_addressof_1): Postpone insn in fewer cases.
1546 2003-04-29 Geoffrey Keating <geoffk@apple.com>
1548 * config/rs6000/host-darwin.c (segv_handler): When -dH is used,
1549 call abort() after running out of stack space.
1551 * c-typeck.c (function_types_compatible_p): Ignore incompatible
1552 'volatile' qualifiers on a function's return type in GNU mode.
1554 2003-04-29 Aldy Hernandez <aldyh@redhat.com>
1556 * expr.c (emit_group_load): Dump parallels of simd types to
1557 memory.
1559 2003-04-29 Vladimir Makarov <vmakarov@redhat.com>
1561 * genautomata.c (add_vect): Check undefined value for range type
1562 too.
1564 2003-04-29 Phil Edwards <pme@gcc.gnu.org>
1566 * configure.in: More general test for cmp --ignore-initial.
1567 * configure: Regenerate.
1569 2003-04-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1571 * stor-layout.c (mode_for_size_tree): Use tree_low_cst.
1572 (layout_decl, place_field): Likewise.
1573 Also make minor type and whitespace changes.
1575 * tree.c (save_expr): Don't fold a COMPONENT_REF.
1577 2003-04-29 Olivier Hainque <hainque@act-europe.fr>
1579 * calls.c (expand_call): When modes of target and valreg match, force
1580 sibcall failure when target is a MEM.
1582 2003-04-29 Geoffrey Keating <geoffk@apple.com>
1584 * tree-inline.c (inlinable_function_p): Don't support inlining
1585 functions using varargs.
1587 * doc/invoke.texi (Overall Options): Mention -x objective-c-header.
1589 * dwarf2out.c (output_call_frame_info): No need to output EH
1590 unwind information if all_throwers_are_sibcalls.
1592 * c-semantics.c (expand_unreachable_stmt): Return a tree.
1593 (expand_stmt): Update for change to expand_unreachable_stmt.
1594 (expand_unreachable_if_stmt): Likewise.
1596 * Makefile.in (quickstrap): Pass BOOT_CFLAGS to submake.
1598 2003-04-29 Jason Merrill <jason@redhat.com>
1600 PR middle-end/10336
1601 * jump.c (never_reached_warning): Really stop looking if we reach
1602 the beginning of the function.
1604 2003-04-29 Bob Wilson <bob.wilson@acm.org>
1606 * config/xtensa/elf.h (SIZE_TYPE, PTRDIFF_TYPE, USER_LABEL_PREFIX):
1607 Remove redundant macros.
1608 (WCHAR_TYPE, WCHAR_TYPE_SIZE): Change to "short unsigned int".
1609 (LOCAL_LABEL_PREFIX): Define unconditionally.
1610 (NO_DOT_IN_LABEL): Clarify comment.
1611 * config/xtensa/linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Add explicit
1612 definition to "long int".
1614 2003-04-29 Alexander Kabaev <kan@FreeBSD.ORG>
1616 bootstrap/10452
1617 * gengtype-yacc.y: Improve portability.
1619 2003-04-29 Zack Weinberg <zack@codesourcery.com>
1621 * config.gcc: Install obsolete target list for GCC 3.3.
1622 * doc/install.texi: Mention in specific-target instructions
1623 that certain configurations are deprecated.
1625 2003-04-29 Zack Weinberg <zack@codesourcery.com>
1627 * tree.h: Delete no-checking definition of CST_OR_CONSTRUCTOR_CHECK.
1629 2003-04-29 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>
1631 * c-pragma.c (maybe_apply_renaming_pragma): Fix typo.
1632 * gcc.c (display_help): Likewise.
1633 * toplev.c (f_options): Likewise.
1634 * params.def (PARAM_MAX_INLINE_SCOPE): Likewise.
1635 * config/c4x/c4x.h (TARGET_SWITCHES): Likewise.
1636 * config/mcore/mcore.h (TARGET_SWITCHES): Likewise.
1637 * config/s390/s390.h (TARGET_SWITCHES): Likewise.
1638 * config/v850/v850.h (TARGET_SWITCHES): Likewise.
1640 2003-04-29 J"orn Rennecke <joern.rennecke@superh.com>
1642 * varasm.c (default_assemble_visibility): Use assemble_name.
1644 2003-04-29 David O'Brien <obrien@FreeBSD.org>
1646 * config/i386/freebsd64.h (LINK_SPEC): Mirror FreeBSD linker.
1647 * config/rs6000/freebsd.h (LINK_SHLIB_SPEC): New macro.
1648 (SIZE_TYPE): New macro.
1649 * config/i386/freebsd-aout.h (NO_PROFILE_COUNTERS): New macro.
1650 (SET_ASM_OP): New macro.
1651 (HANDLE_SYSV_PRAGMA): New macro.
1652 (ASM_WEAKEN_LABEL): New macro.
1654 2003-04-28 Mark Mitchell <mark@codesourcery.com>
1656 PR c++/10180
1657 * tree-inline.c (expand_call_inline): Call push_srcloc when
1658 encountering EXPR_WITH_FILE_LOCATION. Honor warn_inline.
1660 2003-04-28 Mike Stump <mrs@apple.com>
1662 * gdbinit.in: Update to reflect new identifier structure.
1664 2003-04-28 Zack Weinberg <zack@codesourcery.com>
1666 * tree.h (TREE_CST_RTL, CST_OR_CONSTRUCTOR_CHECK): Delete.
1667 (struct tree_int_cst, struct tree_real_cst, struct tree_string,
1668 struct tree_complex, struct tree_vector): Remove RTL field.
1669 (CONSTRUCTOR_ELTS): Use elt 0.
1670 * tree.def (CONSTRUCTOR): Delete first of its two operands.
1671 * varasm.c (output_constant_def): Remove early exit if
1672 TREE_CST_RTL is set. Don't set TREE_CST_RTL.
1673 (decode_addr_const): Don't mention TREE_CST_RTL in comment.
1674 * target.h (select_section): Don't mention TREE_CST_RTL in comment.
1675 * doc/tm.texi (encode_section_info): Don't talk about TREE_CST_RTL.
1677 2003-04-28 Jakub Jelinek <jakub@redhat.com>
1679 * c-decl.c (finish_decl): When prototype with asmspec is found
1680 for built-in, adjust built_in_decls as well as expr.c decls.
1681 * expr.c (init_block_move_fn, init_block_clear_fn): New functions.
1682 (emit_block_move_libcall_fn, clear_storage_libcall_fn): Use it.
1683 * expr.c (init_block_move_fn, init_block_clear_fn): New prototypes.
1685 2003-04-28 Richard Henderson <rth@redhat.com>
1687 * config/sparc/sparc.c (print_operand): Add 's' to sign-extend.
1688 * config/sparc/sparc.md (const_mulsidi3_v8plus): Fix mode of
1689 integral constant mult operand.
1690 (const_mulsidi3_sp32, const_mulsidi3_sp64): Likewise.
1691 (const_smulsi3_highpart_v8plus): Likewise.
1692 (const_smulsi3_highpart): Likewise.
1693 (const_umulsidi3_sp32): Likewise; sign-extend it in the output.
1694 (const_umulsidi3_sp64, const_umulsidi3_v8plus): Likewise.
1695 (const_umulsi3_highpart_v8plus): Likewise.
1696 (const_umulsi3_highpart): Likewise.
1698 2003-04-28 David O'Brien <obrien@FreeBSD.org>
1700 * config/i386/x86-64.h (NO_PROFILE_COUNTERS, HAVE_AS_DWARF2_DEBUG_LINE):
1701 Define as 1.
1703 2003-04-28 David O'Brien <obrien@FreeBSD.org>
1705 * config/i386/i386.h (builtin_define): Add __amd64 and __amd64__.
1707 2003-04-28 Jakub Jelinek <jakub@redhat.com>
1709 * builtins.def (BUILT_IN_BCOPY, BUILT_IN_MEMMOVE): New.
1710 * builtin-types.def (BT_FN_VOID_CONST_PTR_PTR_SIZE): New.
1711 * builtins.c (expand_builtin_memmove, expand_builtin_bcopy): New
1712 functions.
1713 (expand_builtin): Handle BUILT_IN_BCOPY and BUILT_IN_MEMMOVE.
1715 2003-04-28 Nick Clifton <nickc@redhat.com>
1717 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Remove definition.
1719 2003-04-27 Zack Weinberg <zack@codesourcery.com>
1721 * expr.c (expand_expr <COMPLEX_CST, STRING_CST>): Always call
1722 output_constant_def, use its result instead of TREE_CST_RTL (exp).
1723 Can assume it has the form (mem (symbol_ref ".LCxxx")).
1724 (expand_expr <COMPONENT_REF>): Can always just extract the
1725 relevant field of a CONSTRUCTOR.
1726 (expand_expr <ARRAY_REF, COMPONENT_REF, BIT_FIELD_REF,
1727 ARRAY_RANGE_REF>): Make control flow explicit.
1728 * varasm.c (output_constant_def): Can look at TREE_CST_RTL of
1729 an INTEGER_CST.
1731 2003-04-27 Kazu Hirata <kazu@cs.umass.edu>
1733 * reload1.c (reg_set_luid): Fix a comment typo.
1735 2003-04-27 Zack Weinberg <zack@codesourcery.com>
1737 * varasm.c (const_str_htab_hash, const_str_htab_eq, STRHASH,
1738 struct deferred_string, const_str_htab): Kill.
1739 (n_deferred_strings): New static variable.
1740 (build_constant_desc): Set SYMBOL_REF_DECL of the new
1741 symbol_ref to point to the constant.
1742 (output_constant_def): When a deferred string is forced out,
1743 just clear STRING_POOL_ADDRESS_P and decrement n_deferred_strings.
1744 (mark_constant): Likewise.
1745 (maybe_output_constant_def_contents): When deferring a string
1746 constant, just set STRING_POOL_ADDRESS_P and increment
1747 n_deferred_strings.
1748 (mark_constant_pool): Check n_deferred_strings, not the size
1749 of const_str_htab.
1750 (init_varasm_once): No need to create const_str_htab.
1752 * rtl.def, rtl.h, doc/rtl.texi: Document possibility that
1753 SYMBOL_REF_DECL points to a constant.
1755 2003-04-26 Zack Weinberg <zack@codesourcery.com>
1757 * varasm.c (output_constant_def): Split out two new static
1758 functions, build_constant_desc and maybe_output_constant_def_contents.
1759 Restructure for comprehensibility. Don't call
1760 output_addressed_constants. Treat defstr being non-NULL for
1761 STRING_POOL_ADDRESS_P constants as an invariant.
1762 (struct deferred_string): Remove labelno field.
1763 (output_constant_def_contents): Kill labelno argument. Call
1764 output_addressed_constants here. Use ASM_OUTPUT_LABEL, not
1765 asm_out.internal_label.
1766 (mark_constant): Update call to output_constant_def_contents.
1767 Treat defstr being non-NULL for STRING_POOL_ADDRESS_P
1768 constants as an invariant.
1770 2003-04-26 Richard Henderson <rth@redhat.com>
1772 * config/i386/i386.c (output_pic_addr_const): Use SYMBOL_REF_LOCAL_P.
1773 (ix86_expand_call, ix86_rtx_consts): Likewise.
1775 2003-04-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1777 * doc/md.texi (cmpstr): Document additional restrictions.
1779 2003-04-26 Neil Booth <neil@daikokuya.co.uk>
1781 * flags.h (time_report): Remove.
1782 * timevar.c (timevar_enable): New.
1783 (TIMEVAR_ENABLE): Remove, use timevar_enable.
1784 (timevar_init): Rename from init_timevar.
1785 * timevar.h (timevar_init): Rename from init_timevar.
1786 * toplev.c (time_report): Make static.
1787 (do_compile): Conditionally call init_timevar first.
1788 (preprocess_options): Move some code to do_compile.
1790 2003-04-26 Stephane Carrez <stcarrez@nerim.fr>
1792 * doc/install.texi (Binaries): Mention binaries for HC11/HC12.
1794 2003-04-26 Neil Booth <neil@daikokuya.co.uk>
1796 * _cpp_lex_direct: Remove pointless code.
1798 2003-04-26 Stephane Carrez <stcarrez@nerim.fr>
1800 * doc/extend.texi (Function Attributes): Document "near" and "far"
1801 for 68HC11 and 68HC12.
1803 2003-04-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1805 * expr.c (store_field): When making temporary for store, don't
1806 make it TYPE_QUAL_CONST.
1808 2003-04-25 Phil Edwards <pme@gcc.gnu.org>
1810 * toplev.c (read_integral_parameter): Use "argument" in error
1811 message to distinguish it from actual invalid options.
1813 2003-04-25 Bob Wilson <bob.wilson@acm.org>
1815 * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Back out previous
1816 addition of __PIC__ and __pic__ macros.
1817 * config/xtensa/xtensa.h: Clean up indentation.
1819 2003-04-25 Bob Wilson <bob.wilson@acm.org>
1821 * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Remove definition of
1822 _GNU_SOURCE. Add definitions of __PIC__ and __pic__.
1823 (SUBTARGET_CPP_SPEC): Define.
1824 (LIB_SPEC): Delete.
1825 * config/xtensa/xtensa-protos.h (xtensa_declare_object): Delete.
1826 * config/xtensa/xtensa.c (xtensa_declare_object): Delete.
1827 * config/xtensa/xtensa.h (CPP_SPEC, SUBTARGET_CPP_SPEC, EXTRA_SPECS):
1828 Define.
1829 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
1830 (ASM_OUTPUT_ALIGNED_BSS, BSS_SECTION_ASM_OP): Define.
1832 2003-04-25 H.J. Lu <hjl@gnu.org>
1834 * config/ia64/ia64.c (ia64_expand_compare_and_swap): Add rmode
1835 for return mode.
1836 (ia64_expand_builtin): Set rmode to SImode for
1837 IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_SI,
1838 IA64_BUILTIN_VAL_COMPARE_AND_SWAP_SI and
1839 IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_DI. Set remode to DImode
1840 for IA64_BUILTIN_VAL_COMPARE_AND_SWAP_DI.
1842 2003-04-25 Phil Edwards <pme@gcc.gnu.org>
1844 * configure.in (make_compare_target): Test for GNU cmp and set this
1845 variable appropriately.
1846 * Makefile.in (compare, compare3, compare4, compare-lean, compare3-lean,
1847 compare4-lean): Rename actual targets to slowcompare*. New compare*
1848 targets depend on names based on make_compare_target.
1849 * configure: Regenerated.
1851 2003-04-25 Richard Henderson <rth@redhat.com>
1853 * config/ia64/ia64.c (ia64_compute_frame_size): Allow inline asm
1854 to clobber ar.pfs and ar.unat.
1855 (ia64_expand_prologue): Force alloc instruction if ar.pfs saved;
1856 fix test for spilling ar.pfs to the stack.
1858 2003-04-25 Richard Henderson <rth@redhat.com>
1860 PR opt/10315
1861 * config/rs6000/rs6000.c (rs6000_emit_move): Only elide proper
1862 checks during reload; use validize_mem instead of adjust_address.
1864 2003-04-26 Ben Elliston <bje@wasabisystems.com>
1866 * config/arm/arm.c (arm_adjust_cost): Correct logic that tests the
1867 return values from recog_memoized().
1869 2003-04-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1871 PR opt/8705
1872 * gcse.c (try_replace_reg): On a successful substitution of a constant
1873 into a single set, try to simplify the source of the set.
1874 * loop.c (scan_loop): Don't try to optimize a MODE_CC set with a
1875 constant source.
1877 2003-04-24 Neil Booth <neil@daikokuya.co.uk>
1879 * cpplex.c (cpp_token_len): Tighten up.
1880 (cpp_token_as_text): Need extra byte now.
1881 * cpplib.c (glue_header_name): Need extra 2 bytes.
1882 * cppmacro.c (cpp_macro_definition): Need extra byte.
1884 2003-04-24 Alexander Kabaev <kan@FreeBSD.ORG>
1886 * config/sparc/sparc.md (umulsidi3, mulsidi3): Avoid using
1887 const_umulsidi3_sp32 and const_mulsidi3_sp32 on 64bit targets
1888 where they might be not present. Use their _sp64 equivalent
1889 instead.
1891 Thu Apr 24 20:42:12 CEST 2003 Jan Hubicka <jh@suse.cz>
1893 * i386.md (cvtsi2sdq): Fix typo in previous patch.
1895 2003-04-24 Krister Walfridsson <cato@df.lth.se>
1897 * configure.in: Check whether mbstowcs works.
1898 * configure, config.in: Regenerate.
1899 * intl.c: Use HAVE_WORKING_MBSTOWCS.
1901 2003-04-24 H.J. Lu <hjl@gnu.org>
1903 * config/ia64/ia64.c (ia64_init_builtins): Add si_ftype_pdi_di_di
1904 for __sync_bool_compare_and_swap_di for int return type.
1906 * config/ia64/ia64intrin.h (__sync_bool_compare_and_swap_di):
1907 Change return type to int.
1908 (__sync_bool_compare_and_swap): Likewise.
1910 Thu Apr 24 16:55:26 CEST 2003 Jan Hubicka <jh@suse.cz>
1912 * cfgbuild.c (make_edges): Do not use next_nonnote_insn when
1913 looking for fallthru edge.
1915 * athlon.md (athlon-agu, athlon-store, athlon-fany, athlon-faddmul):
1916 Fix.
1917 (athlon-load2, athlon-store2, athlon-fpsched, athlon-fpload,
1918 athlon-fvector): New.
1919 (athlon_*): Revisit to match new optimization guide.
1920 * i386.c (ix86_adjust_cost): Fix memory operand costs on Athlon/k8
1921 * i386.md (cvt??2?? patterns): Fix modes.
1922 (fistp patterns): Set modes.
1924 Accidentaly commited with my earlier reload patch:
1925 PR c/10308
1926 * reload.c (find_reloads_address_1): Reload plus at the place of
1927 index register.
1929 2003-04-24 Nathan Sidwell <nathan@codesourcery.com>
1931 New GCOV_TAG_FUNCTION layout
1932 * coverage.c (struct function_list): Replace name with ident.
1933 (struct counts_entry): Likewise.
1934 (fn_ident): New.
1935 (htab_counts_entry_hash, htab_counts_entry_eq,
1936 htab_counts_entry_del): Adjust.
1937 (reads_count_file, get_coverage_counts,
1938 coverage_begin_output, coverage_end_function): Adjust.
1939 (build_fn_info_type, build_fn_info_value): Likewise.
1940 * gcov-dump.c (tag_function): Adjust.
1941 * gcov-io.c (gcov_write_string, gcov_read_string): Not in LIBGCOV.
1942 * gcov-io.h (gcov_write_string, gcov_read_string): Not in LIBGCOV.
1943 * gcov.c (struct function_info): Add ident.
1944 (read_graph_file, read_count_file): Adjust.
1945 * libgcov.c (gcov_exit): Adjust.
1947 2003-04-23 Richard Henderson <rth@redhat.com>
1949 PR opt/8300
1950 * toplev.c (rest_of_compilation): Delay no_new_pseudos until
1951 after initialize_uninitialized_subregs; update reg info assuming
1952 new pseudos were created.
1954 2003-04-23 Neil Booth <neil@daikokuya.co.uk>
1956 * Makefile.in (c-lex.o, LIBCPP_OBJS, cpplex.o): Update.
1957 * c-lex.c (MULTIBYTE_CHARS): Remove conditionals.
1958 (lex_string): Take cpp_string with full spelling.
1959 (cb_ident): Update.
1960 (c_lex): Update diagnostics.
1961 * cpplex.c (SPELL_NUMBER, SPELL_STRING): Combine into SPELL_LITERAL.
1962 (create_literal): New.
1963 (lex_string): Unterminated literals have type CPP_OTHER.
1964 (_cpp_lex_direct): Update calls to lex_string. Use create_literal
1965 for CPP_OTHER.
1966 (cpp_token_len, cpp_spell_token, cpp_output_token): Simplify.
1967 (_cpp_equiv_tokens, cpp_interpret_charconst): Update.
1968 * cpplib.c (parse_include, do_line, do_linemarker,
1969 destringize_and_run): Update for token storing full spelling.
1970 * cpplib.h: Update token spelling types.
1971 * cppmacro.c (stringify_arg, check_trad_stringification):
1972 Update for token storing full spelling.
1974 2003-04-23 Ulrich Weigand <uweigand@de.ibm.com>
1976 * config/s390/s390.c (s390_expand_cmpstr): Disable CLC loop.
1978 2003-04-23 Richard Earnshaw <rearnsha@arm.com>
1980 * arm.h (TARGET_OPTIONS): Add value field.
1982 2003-04-23 Mark Mitchell <mark@codesourcery.com>
1984 * doc/extend.texi: Remove duplicate 2003 copyright date.
1986 2003-04-23 Nathan Sidwell <nathan@codesourcery.com>
1988 * Makefile.in (LIBGCC_DEPS): Add gcov headers.
1989 (libgcov.a): Depends on LIBGCC_DEPS.
1990 * basic-block.h (profile_info): Moved here from coverage.h. Made
1991 a pointer.
1992 * coverage.c (struct function_list): Fixed array of counter types.
1993 (struct counts_entry): Keyed by counter type, contains summary.
1994 (profile_info): Moved to profile.c.
1995 (prg_ctr_mask, prg_n_ctrs, fn_ctr_mask, fn_n_ctrs): New global
1996 vars.
1997 (profiler_label): Remove.
1998 (ctr_labels): New.
1999 (set_purpose, label_for_tag, build_counter_section_fields,
2000 build_counter_section_value, build_counter_section_data_fields,
2001 build_counter_section_data_values, build_function_info_fields,
2002 build_function_info_value, gcov_info_fields, gcov_info_value): Remove.
2003 (build_fn_info_type, build_fn_info_value, build_ctr_info_type,
2004 build_ctr_info_value, build_gcov_info): New.
2005 (htab_counts_entry_hash, htab_counts_entry_eq): Adjust.
2006 (reads_counts_file): Adjust.
2007 (get_coverage_counts): Takes counter number. Add summary
2008 parameter. Adjust.
2009 (coverage_counter_ref): Tkaes counter number. Adjust. Lazily
2010 create counter array labels.
2011 (coverage_end_function): Adjust.
2012 (create_coverage): Adjust.
2013 (find_counters_section): Remove.
2014 * coverage.h (MAX_COUNTER_SECTIONS): Remove.
2015 (struct section_info, struct profile_info): Remove.
2016 (profile_info): Moved to basic-block.h.
2017 (coverage_counter_ref): Takes a counter number.
2018 (get_coverage_counts): Takes a counter number. Added summary
2019 parameter.
2020 (find_counters_section): Remove.
2021 * gcov-dump.c (tag_arc_counts): Rename to ...
2022 (tag_counters): ... here. Adjust.
2023 (tag_table): Move tag_counters to 3rd entry. Remove
2024 PROGRAM_PLACEHOLDER and PROGRAM_INCORRECT entries.
2025 (dump_file): Check for counter tag values here.
2026 (tag_summary): Adjust.
2027 * gcov-io.c (gcov_write_summary, gcov_read_summary): Adjust.
2028 * gcov-io.h (GCOV_LOCKED): New.
2029 (GCOV_TAG_ARC_COUNTS): Rename to ...
2030 (GCOV_TAG_COUNTS_BASE): ... here.
2031 (GCOV_TAG_PLACEHOLDER_SUMMARY, GCOV_TAG_INCORRECT_SUMMARY):
2032 Remove.
2033 (GCOV_COUNTER_ARCS, GCOV_COUNTERS, GCOV_NAMES): New.
2034 (GCOV_TAG_FOR_COUNTER, GCOV_COUNTER_FOR_TAG,
2035 GCOV_TAG_IS_COUNTER): New.
2036 (struct gcov_ctr_summary): New.
2037 (struct gcov_summary): Adjust.
2038 (struct gcov_counter_section): Remove.
2039 struct gcov_counter_section_data): Remove.
2040 (struct gcov_function_info): Rename to ...
2041 (struct gcov_fn_info): ... here. Adjust.
2042 (struct gcov_ctr_info): New.
2043 (struct gcov_info): Adjust.
2044 * gcov.c (read_count_file): Adjust.
2045 (output_lines): Adjust.
2046 * libgcov.c (gcov_exit): Adjust.
2047 (__gcov_flush): Adjust.
2048 * mklibgcc.in (libgcc2_c_dep): Add gcov headers.
2049 * predict.c (maybe_hot_bb_p, probably_cold_bb_p,
2050 probably_never_executed_bb_p, compute_frequency_function): Adjust
2051 profile_info use.
2052 * profile.c (struct counts_entry): Remove.
2053 (profile_info): Define here.
2054 (get_exec_counts): Adjust get_coverage_counts call.
2055 (compute_branch_probablilities): Remove find_counters_section
2056 call.
2057 (gen_edge_profiler): Adjust coverage_counter_ref call.
2058 * tracer.c (tail_duplicate): Adjust profile_info use.
2060 2003-04-23 Roger Sayle <roger@eyesopen.com>
2062 PR optimization/10339
2063 * builtins.c (expand_builtin_strcmp): Try to emit cmpstrsi insn
2064 directly instead of unsafely transforming call into a memcmp.
2065 (expand_builtin_strncmp): Likewise.
2067 2003-04-22 Roger Sayle <roger@eyesopen.com>
2069 * alias.c (mark_constant_function): Check for constancy and
2070 purity even of void functions. Update both the function decl
2071 and the cgraph RTL info with the results.
2073 2003-04-22 Roger Sayle <roger@eyesopen.com>
2075 * real.c (do_add): Change to return a bool indicating that the
2076 result of the operation may be inexact due to loss of precision.
2077 (do_multiply): Likewise.
2078 (do_divide): Likewise.
2080 2003-04-22 Geoffrey Keating <geoffk@apple.com>
2081 Loren James Rittle <ljrittle@acm.org>
2083 * dwarf2out.c (fde_table_allocated): Mark with GTY.
2084 (decl_die_table_allocated): Likewise.
2085 (abbrev_die_table_allocated): Likewise.
2086 (line_info_table_allocated): Likewise.
2087 (separate_line_info_table_allocated): Likewise.
2088 (pubname_table_allocated): Likewise.
2089 (arange_table_allocated): Likewise.
2090 (ranges_table_allocated): Likewise.
2091 (decl_die_table_in_use): Unconditionalize; mark with GTY.
2092 (abbrev_die_table_in_use): Likewise.
2093 (line_info_table_in_use): Likewise.
2094 (separate_line_info_table_in_use): Likewise.
2095 (pubname_table_in_use): Likewise.
2096 (arange_table_in_use): Likewise.
2097 (ranges_table_in_use): Likewise.
2098 (have_location_lists): Likewise.
2099 (emitcount): New GTY-marked static, moved...
2100 (maybe_emit_file): ...from here.
2101 (label_num): New GTY-marked static, moved...
2102 (gen_internal_sym): ...from here.
2104 2003-04-22 Richard Henderson <rth@redhat.com>
2106 PR 8866
2107 * rtl.h (MEM_NOTRAP_P): New.
2108 (MEM_COPY_ATTRIBUTES): Copy it.
2109 * rtlanal.c (may_trap_p): Check it.
2110 * expr.c (do_tablejump): Set it.
2111 * doc/rtl.texi (Flags): Document it.
2113 * cfgrtl.c (try_redirect_by_replacing_jump): Revert last three changes.
2115 2003-04-22 Olivier Hainque <hainque@act-europe.fr>
2117 * config/alpha/alpha.c (alpha_expand_prologue [OPEN_VMS_ABI]): Don't
2118 set FRP on stack adjustment for outgoing args if frame_pointer_needed.
2120 2003-04-22 Vincent Celier <celier@gnat.com>
2122 * gthr-gnat.h, gthr-gnat.c: new sources for implementation of
2123 --enable-threads=gnat.
2124 * Makefile.in: Add gthr-gnat.c to LIB2ADDEH.
2125 * configure.in: Add gnat to the list of thread packages
2126 * configure: Rebuild.
2127 * config/t-linux: Add gthr-gnat.c to LIB2ADDEH and LIB2ADDEHDEP
2129 2003-04-22 Neil Booth <neil@daikokuya.co.uk>
2131 * cpplex.c (_cpp_get_fresh_line): Pop the buffer if return_at_eof.
2133 2003-04-22 Devang Patel <dpatel@apple.com>
2135 * cpptrad.c (_cpp_replacement_text_len): Add check for macro
2136 parameter count.
2137 (_cpp_copy_replacement_text): Same.
2139 2003-04-22 Neil Booth <neil@daikokuya.co.uk>
2141 * c-lex.c (c_lex): Handle CPP_OTHER differently.
2142 * cppexp.c (_cpp_parse_expr): Similarly.
2143 * cpplex.c (SPELL_CHAR): Remove.
2144 (_cpp_lex_direct): Stray chars are saved as byte strings.
2145 (cpp_spell_token, cpp_output_token, _cpp_equiv_token): Don't
2146 handle SPELL_CHAR.
2147 (cpp_avoid_paste): Update handling of CPP_OTHER.
2148 * cpplib.h: Spell CPP_OTHER like a number.
2149 (struct cpp_token): Remove member c.
2150 * cppmacro.c (stringify_arg): Update handling of CPP_OTHER.
2152 2003-04-22 David Turner <novalis@gnu.org>
2154 * gbl-ctors.h: Add special license exception.
2155 * libgcc2.h: Likewise.
2156 * tsystem.h: Likewise.
2157 * gcov-io.h: Likewise.
2159 2003-04-22 David Edelsohn <edelsohn@gnu.org>
2161 * fold-const.c (fold_range_test): Use RANGE_TEST_NON_SHORT_CIRCUIT
2162 macro defaulting to original BRANCH_COST heuristic.
2163 * doc/tm.texi (RANGE_TEST_NON_SHORT_CIRCUIT): Document.
2165 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Define.
2167 2003-04-22 Aldy Hernandez <aldyh@redhat.com>
2169 * config/rs6000/t-spe: Merge in t-fprules into file.
2171 * config.gcc: Add t-spe to powerpc-eabispe.
2173 2003-04-22 Kean Johnston <jkj@sco.com>
2175 * tlink.c (recompile_files): Add missing '=' to putenv calls
2177 2003-04-22 Nathan Sidwell <nathan@codesourcery.com>
2179 * ginclude/stddef.h: Provide C++ safe offsetof.
2181 2003-04-22 J"orn Rennecke <joern.rennecke@superh.com>
2183 * function.c (purge_addressof_1): In (mem (addressof (reg))) case
2184 for reg notes, if there are no substitutions, just use a SUBREG.
2186 2003-04-21 Mark Mitchell <mark@codesourcery.com>
2188 * Makefile.in (calls.o): Depend on except.h.
2189 * calls.c: Include except.h.
2190 (emit_call_1): Call note_eh_region_may_contain_throw if
2191 appropriate.
2192 * except.c (eh_region): Add may_contain_throw.
2193 (expand_eh_region_end_cleanup): Do not include handler code when
2194 it cannot be reached.
2195 (note_eh_region_may_contain_throw): New function.
2196 * except.h (note_eh_region_may_contain_throw): New function.
2198 2003-04-21 Mark Mitchell <mark@codesourcery.com>
2200 * config/i386/winnt.c (i386_pe_mark_dllimport): Revert previous
2201 changes.
2203 2003-04-21 Aldy Hernandez <aldyh@redhat.com>
2205 * config/rs6000/rs6000.c (rs6000_override_options): No SPE means
2206 64-bit long doubles.
2208 2003-04-21 Olivier Hainque <hainque@act-europe.fr>
2210 * fold-const.c (fold, case PLUS_EXPR and case MULT_EXPR): Restore
2211 a number of conversions required for type consistency and previously
2212 stripped off by STRIP_NOPS.
2214 * calls.c (expand_call): Prevent sibcall optimization for calls to
2215 nested subprograms.
2217 * expmed.c (extract_bit_field): Reverse operands of && condition to
2218 prevent a potential division by zero in the previously first branch.
2219 * config/pa/pa.md (extv, extzv): FAIL if the bitfield length is zero.
2221 2003-04-21 Joel Brobecker <brobecker@gnat.com>
2223 * dwarf2out.c (is_ada, is_ada_subrange_type): New functions.
2224 (subrange_type_die): Likewise.
2225 (modified_type_die): Emit a subrange_type DIE for Ada subrange types.
2226 (is_c_family, is_cxx, is_java, is_fortran): Return bool and clean up.
2228 2003-04-21 Nathan Sidwell <nathan@codesourcery.com>
2230 Break out coverage routines to new file.
2231 * Makefile.in (COVERAGE_H): New variable
2232 (C_OBJS): Add coverage.o
2233 (coverage.o): New target.
2234 (profile.o, loop-init.o, sched-ebb.o, predict.o, tracer.o): Adjust
2235 dependencies.
2236 (GTFILES): Adjust.
2237 (gt-coverage.h): New target.
2238 (gt-profile.h): Remove.
2239 * profile.h: Remove. Move to ...
2240 * coverage.h: ... here. New. #include gcov-io.h.
2241 * gcov-io.h: Move function definitions to ...
2242 * gcov-io.c: ... here. New.
2243 * profile.c: Move coverage routines to coverage.c.
2244 (instrument_edges, get_exec_counts, branch_prob, init_branch_prob,
2245 end_branch_prob): Adjust.
2246 * coverage.c: New. Coverage routines from profile.c
2247 (coverage_counter_ref, coverage_init, coverage_finish,
2248 coverage_end_function, coverage_begin_output,
2249 coverage_counter_ref, get_coverage_counts): Define.
2250 * gcov-dump.c, gcov.c: #include gcov-io.c.
2251 * libgcov.c: Likewise. Adjust.
2252 * loop-init.c: Don't #include profile.h
2253 * tracer.c, predict.c, sched-ebb.c: Adjust #includes.
2254 * rtl.h: Add coverage prototypes.
2255 * toplev.c (compile_file): Init coverage, not branch_prob.
2256 Always call coverage_finish.
2257 (rest_of_compilation): Call coverage_end_function.
2259 2003-04-21 Matt Kraai <kraai@alumni.cmu.edu>
2261 * config/rs6000/rs6000.md (*movsf_softfloat): Add "h" <- "0" case.
2263 2003-04-21 Neil Booth <neil@daikokuya.co.uk>
2265 * c-ppoutput.c (cb_include): Don't take a cpp_token.
2266 * cppfiles.c: Don't undef strcmp.
2267 (find_include_file): Don't take a cpp_token. Check for empty
2268 file names.
2269 (_cpp_execute_include, _cpp_compare_file_date): Don't take a cpp_token.
2270 (cpp_push_include): Simplify.
2271 * cpphash.h (_cpp_execute_include, _cpp_compare_file_date): Update.
2272 * cpplib.c (glue_header_name): Return the file name, not a cpp_token.
2273 (parse_include): Similary. Don't check for zero-length filenames.
2274 (do_include_common, do_pragma_dependency): Update accordingly.
2275 * cpplib.h (struct cpp_callbacks): Change prototype of include.
2277 2003-04-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2279 * doc/rtl.texi (RTX_UNCHANGING_P): Point to true_dependence for
2280 details of conflict handling.
2282 * fold-const.c (extract_muldiv, case CONVERT_EXPR): Detect case
2283 when conversion overflows.
2285 * stor-layout.c (layout_decl): Don't set DECL_SIZE_UNIT if already set.
2287 * expr.c (store_constructor): Set RTX_UNCHANGING_P if readonly_field_p
2288 before clearing.
2290 2003-04-21 Mark Mitchell <mark@codesourcery.com>
2292 * config/i386/winnt.c (i386_pe_mark_dllimport): Make the new RTL
2293 have the same form as the old RTL.
2295 2003-04-21 Andreas Jaeger <aj@suse.de>
2297 * cppcharset.c (_cpp_valid_ucn): Cast field precision to int.
2299 2003-04-20 Chris Lattner <sabre@nondot.org>
2300 Zack Weinberg <zack@codesourcery.com>
2302 * c-common.h, c-semantics.c: Rename genrtl_decl_cleanup to
2303 genrtl_cleanup_stmt. Correct comment at head of
2304 genrtl_cleanup_stmt (no such thing as a DECL_CLEANUP).
2306 * stmt.c (struct nesting): Kill n_function_calls.
2307 (expand_start_bindings): Don't set
2308 thisblock->data.block.n_function_calls.
2309 (expand_end_bindings): Compare function_call_count against 0.
2310 (expand_cleanups): Kill DONT_DO argument; all callers passed
2311 NULL_TREE. All callers updated to match.
2313 2003-04-20 Zack Weinberg <zack@codesourcery.com>
2315 * varasm.c (struct deferred_constant, defer_addressed_constants_flag)
2316 (defer_addressed_constants, output_deferred_addressed_constants): Kill.
2317 (output_constant_def): Remove code predicated on
2318 defer_addressed_constants_flag.
2320 * output.h: Remove prototypes of deleted functions.
2321 * c-typeck.c (constructor_subconstants_deferred): Kill.
2322 (struct initializer_stack): Remove 'deferred' field.
2323 (start_init): Remove all references to the above.
2324 (finish_init): Likewise. Also remove never-executed call to
2325 output_deferred_addressed_constants. Pull assignment to
2326 defstr out of if expression.
2328 2003-04-20 Neil Booth <neil@daikokuya.co.uk>
2330 * cpphash.h (NOTE_ESC_NL, NOTE_ESC_SPACE_NL, NOTE_TRIGRAPH,
2331 NOTE_NEWLINE): Remove.
2332 * cpplex.c (_cpp_clean_line, _cpp_process_line_notes): Update
2333 to handle new form of line note type.
2335 2003-04-20 Zack Weinberg <zack@codesourcery.com>
2337 * target.h (encode_section_info): Add new argument carrying
2338 the RTL to be modified by the hook.
2340 * varasm.c (make_decl_rtl, output_constant_def): Update calls
2341 to encode_section_info.
2342 (default_encode_section_info): Take and use RTL argument,
2343 don't use TREE_CST_RTL or DECL_RTL.
2344 * output.h: Update prototype of default_encode_section_info.
2345 * config/darwin.h (ASM_DECLARE_OBJECT_NAME)
2346 (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL):
2347 Update calls to encode_section_info.
2349 * config/darwin.c, config/arm/arm.c, config/arm/pe.c
2350 * config/h8300/h8300.c, config/i386/winnt.c, config/m32r/m32r.c
2351 * config/m68hc11/m68hc11.c, config/m88k/m88k.c, config/mcore/mcore.c
2352 * config/mips/mips.c, config/mmix/mmix.c, config/pa/pa.c
2353 * config/romp/romp.c, config/rs6000/rs6000.c, config/s390/s390.c
2354 * config/v850/v850.c (TARGET_ENCODE_SECTION_INFO definitions):
2355 Take and use RTL argument, don't use TREE_CST_RTL or DECL_RTL,
2356 except for PE dllimport/dllexport. Update calls to
2357 default_encode_section_info.
2359 * config/darwin-protos.h, config/arm/arm-protos.h, config/i386-protos.h:
2360 Update prototypes.
2362 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update.
2364 2003-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2366 PR/8705
2367 * pa.md (movccfp): New expander.
2368 (setccfp0, setccfp1): Rename to movccfp0 and movccfp1, respectively.
2369 Reverse fcmp conditions.
2371 2003-04-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2373 * config/avr/avr.md (*cmpqi_sign_extend): Handle negative values
2374 of operand 1 correctly.
2376 2003-04-20 Nathan Sidwell <nathan@codesourcery.com>
2378 * cpplex.c (_cpp_lex_direct): Set BOL for CPP_EOF tokens.
2379 * gcov.c (output_lines): Don't be so fussy about going past EOF.
2381 2003-04-20 Neil Booth <neil@daikokuya.co.uk>
2383 * Makefile.in (LIBCPP_OBJS): Add cppcharset.o.
2384 (cppcharset.o): New target.
2385 * c-lex.c (is_extended_char): Move to cppcharset.c.
2386 (utf8_extend_token): Delete.
2387 * cppcharset.c: New file.
2388 * cpphash.h (_cpp_valid_ucn): New.
2389 * cpplex.c (lex_identifier): Update prototype.
2390 (continues_identifier_p): Rename forms_identifier_p. Handle UCN
2391 escapes.
2392 (maybe_read_ucs): Rename maybe_read_ucn. Update to use code
2393 in cppcharset.c.
2394 (lex_number, lex_identifier, cpp_parse_escape): Update.
2395 (_cpp_lex_direct): Update to handle UCNs.
2396 (cpp_avoid_paste): Don't paste to form a UCN.
2398 2003-04-19 Roger Sayle <roger@eyesopen.com>
2400 * builtins.c (expand_builtin): Don't expand a pure or const
2401 built-in function if the result will be ignored and none of
2402 its arguments are volatile.
2404 2003-04-19 Kean Johnston <jkj@sco.com>
2406 * unwind-dw2.c (_Unwind_GetCFA): cast return to avoid warning
2407 * config.gcc: make SCO use dbxelf.h and elfos.h; only use one
2408 target fragment now: t-sco5; dont compile crti.o.
2409 * config/i386/sco5.h: major overhaul to remove all COFF remnants
2410 and to use elfos.h for most definitions.
2411 (BSS_SECTION_ASM_OP): set correct segment attributes.
2412 (PREFERED_DEBUGGING_TYPE): set to DWARF-2.
2413 (DWARF2_UNWIND_INFO): Always set to 1.
2414 (MD_STARTFILE_PREFIX): Make /usr/gnu/lib the default.
2415 (MD_STARTFILE_PREFIX_1): Define.
2416 (MD_EXEC_PREFIX): Adjust to /usr/gnu/bin if using GAS.
2417 (DEFAULT_LINKER): Define if not specified to configure.
2418 (CTORS_SECTION_ASM_OP): Remove COFF crud.
2419 (DTORS_SECTION_ASM_OP): Remove COFF crud.
2420 (WINT_TYPE): Define.
2421 (SDB_DEBUGGING_INFO): Remove.
2422 (EXTRA_SECTIONS): Likewise.
2423 (EXTRA_SECTION_FUNCTIONS): Likewise.
2424 (CTOR_LIST_BEGIN): Likewise.
2425 (CTOR_LIST_END): Likewise.
2426 (INIT_SECTION_FUNCTION): Likewise.
2427 (FINI_SECTION_FUNCTION): Likewise.
2428 (SUBTARGET_FRAME_POINTER_REQUIRED): Likewise.
2429 (LOCAL_LABEL_PREFIX): Likewise.
2430 (NON_SAVING_SETJMP): Likewise.
2431 (RETURN_POPS_ARGS): Likewise.
2432 (ASM_OUTPUT_SKIP): Likewise.
2433 (TARGET_ASM_NAMED_SECTION): Likewise.
2434 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2435 (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2436 (ASM_OUTPUT_IDENT): Likewise.
2437 (ASM_OUTPUT_CASE_LABEL): Likewise.
2438 (ASM_OUTPUT_ASCII): Likewise.
2439 (ASM_OUTPUT_LIMITED_STRING): Likewise.
2440 (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
2441 (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
2442 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2443 (ASM_FINISH_DECLARE_OBJECT): Likewise.
2444 (ASM_DECLARE_OBJECT_NAME): Likewise.
2445 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2446 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2447 (ASM_DECLARE_RESULT): Likewise.
2448 (ASM_WEAKEN_LABEL): Likewise.
2449 (SUPPORTS_WEAK): Likewise.
2450 (APPLY_RESULT_SIZE): Likewise.
2451 (LPREFIX): Likewise.
2452 (ALIGN_ASM_OP): Likewise.
2453 (ASCII_DATA_ASM_OP): Likewise.
2454 (IDENT_ASM_OP): Likewise.
2455 (ASM_SHORT): Likewise.
2456 (ASM_LONG): Likewise.
2457 (TYPE_ASM_OP): Likewise.
2458 (SIZE_ASM_OP): Likewise.
2459 (STRING_ASM_OP): Likewise.
2460 (SKIP_ASM_OP): Likewise.
2461 (EH_FRAME_SECTION_ASM_OP): Likewise.
2462 (READONLY_DATA_SECTION_ASM_OP): Likewise.
2463 (INIT_SECTION_ASM_OP): Likewise.
2464 (FINI_SECTION_ASM_OP): Likewise.
2465 (TEXT_SECTION_ASM_OP): Likewise.
2466 (DATA_SECTION_ASM_OP): Likewise.
2467 (TYPE_OPERANT_FORMAT): Likewise.
2468 (ASM_SPEC): Remove COFF code.
2469 (STARTFILE_SPEC): Likewise. Always use crti.o; add -p and -pp support;
2470 cause -pg to emit an error; use pcrt1elf.o with -pp
2471 (ENDFILE_SPEC): Likewise.
2472 (TARGET_OS_CPP_BUILTINS): Add _SCO_DS_LL.
2473 (CPP_SPEC): Remove COFF crud; always look in /usr/gnu/include first.
2474 (LINK_SPEC): Remove COFF crud; use -E for environment switch not -R;
2475 add -z alt_resolve to support weak symbols the way GCC wants them.
2476 (LIB_SPEC): Use the profiler libraries in -p or -pp mode.
2477 (LIBGCC_SPEC): Dont use -lgcc in -G mode.
2478 (ASM_PREFERED_EH_DATA_FORMAT): Remove.
2479 * config/i386/t-sco5 (TARGET_LIBGCC2_CFLAGS): Remove.
2480 (CRTSTUFF_T_CFLAGS_S): Define.
2481 (MULTILIB_OPTIONS): Likewise.
2482 (MULTILIB_DIRNAMES): Likewise.
2483 (MULTILIB_MATCHES): Likewise.
2484 (MULTILIB_EXTRA_OPTS): Likewise.
2485 (LIBGCC): Likewise.
2486 (INSTALL_LIBGCC): Likewise.
2487 (crti.o): Remove.
2488 * config/i386/t-sco5gas: Remove.
2489 * doc/install.texi: Updated for new OpenServer instructions.
2490 * testsuite/gcc.dg/nest.c: Allow failure on SCO (-pg not supported)
2492 2003-04-19 Kean Johnston <jkj@sco.com>
2494 * fixinc/check.tpl: Allow user to over-ride diff program.
2495 * fixinc/inclhack.def: Removed extraneous #ifndef SVR5.
2496 (sco_math): Added test for SCO math header files.
2497 (sco_regset): Added check for conflicts with ieeefp.h.
2498 (svr4_disable_opt): Removed extraneous #ifdef SVR4.
2499 * fixinc/fixincl.x: Regenerated
2500 * fixinc/tests/base/math.h: Added sco_math tests.
2501 * fixinc/tests/base/string.h: New file.
2502 * fixinc/tests/base/sys/regset.h: New file.
2504 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2506 * cpphash.h (struct cpp_buffer): Remove backup_to.
2507 * cpplex.c (BACKUP, get_effective_char): Die.
2508 (_cpp_skip_block_comment): Assume '*' is location on entry.
2509 (continues_identifier_p): Respect -fno-dollars-in-identifiers.
2510 (IF_NEXT_IS): Update.
2511 (_cpp_lex_direct): Don't use backup_to; look ahead directly.
2513 2003-04-19 Matt Kraai <kraai@alumni.cmu.edu>
2515 * README.Portability: Move to a new section and obsolete K+R
2516 portability issues.
2518 Sat Apr 19 14:56:17 CEST 2003 Jan Hubicka <jh@suse.cz>
2520 * rtlanal.c (subreg_offset_representable_p): Fix call of
2521 subreg_lowpart.
2523 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2525 * cpphash.h (struct cpp_reader): New member warned_dollar.
2526 * cpplex.c (continues_identifier_p): New function.
2527 (parse_identifier, parse_number, parse_string): Rename lex_identifer,
2528 lex_number and lex_string, and simplify.
2529 (parse_slow, unescaped_terminator_p): Die.
2530 (_cpp_lex_direct): Update.
2532 2003-04-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2534 * calls.c (expand_call): Provide init for old_stack_pointer_delta.
2536 2003-04-19 Nathan Sidwell <nathan@codesourcery.com>
2538 * doc/invoke.texi (-fprofile-arcs): Mention -lgcov, locking and
2539 fork behaviour.
2541 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2543 * cppexp.c (eval_token): Permit true and false even if pedantic.
2545 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2547 * cpplex.c (skip_whitespace): Rearrange to avoid stage1 ICE.
2549 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2551 * cppfiles.c (ENABLE_VALGRIND_CHECKING, VALGRIND_DISCARD,
2552 MMAP_THRESHOLD, TEST_THRESHOLD, SHOULD_MMAP): Remove.
2553 (struct include_file): Remove fefcnt, mapped members.
2554 (open_file, stack_include_file, _cpp_pop_file_buffer): Disable caching.
2555 (read_include_file): Don't use mmap, terminate buffers in '\r'.
2556 (purge_cache): Don't use munmap.
2557 * cpphash.h (CPP_BUF_COLUMN): Update.
2558 (lexer_state): Remove lexing_comment.
2559 (struct _cpp_line_note): New.
2560 (struct cpp_buffer): New members cur_note, notes_used, notes_cap,
2561 next_line and need_line. Remove col_adjust and saved_flags.
2562 (_cpp_process_line_notes, _cpp_clean_line, _cpp_get_fresh_line,
2563 _cpp_skip_block_comment, scan_out_logical_line): New.
2564 (_cpp_init_mbchar): Remove.
2565 * cppinit.c (init_library): Remove call to _cpp_init_mbchar.
2566 (cpp_read_main_file): Set line to 1 earlier.
2567 (post_options): -traditional-cpp doesn't want trigraphs.
2568 * cpplex.c (MULTIBYTE_CHARS): Remove code predicated on this.
2569 (add_line_note, _cpp_clean_line, _cpp_process_line_notes,
2570 _cpp_get_fresh_line): New.
2571 (handle_newline, skip_escaped_newlines, trigraph_p,
2572 continue_after_nul, _cpp_init_mbchar): Remove.
2573 (get_effective_char): Update.
2574 (_cpp_skip_block_comment): Rename from skip_block_comment, simplify.
2575 (skip_line_comment): Simplify.
2576 (skip_whitespace, parse_identifier, parse_slow, parse_number,
2577 parse_string): Update.
2578 (cpp_lex_direct): Use clean lines and process line notes. Update.
2579 (cpp_interpret_charconst): No MULTIBYTE_CHARS.
2580 * cpplib.c (prepare_directive_trad): Call scan_out_logical_line
2581 directly.
2582 (_cpp_handle_directive): Don't set saved_flags.
2583 (run_directive, destringize_and_run, cpp_define, cpp_define_builtin,
2584 cpp_undef, handle_assertion, cpp_push_buffer): Update.
2585 (_cpp_pop_buffer): Free notes.
2586 * cppmacro.c (builtin_macro, paste_tokens): \n terminate buffer.
2587 * cpppch.c (cpp_read_state): \n terminate buffer.
2588 * cpptrad.c (skip_escaped_newlines, handle_newline): Remove.
2589 (copy_comment): Use _cpp_skip_block_comment.
2590 (skip_whitespace, lex_identifier, _cpp_read_logical_line_trad):
2591 Simplify.
2592 (_cpp_overlay_buffer, _cpp_remove_overlay, push_replacement_text,
2593 save_replacement_text): Update.
2594 (scan_out_logical_line): Update to use clean lines and process
2595 line notes.
2596 * fix-header.c (read_scan_file): Update.
2598 2003-04-18 Douglas B Rupp <rupp@gnat.com>
2600 * unwind-dw2-fde.c (__register_frame_info_bases): Check for
2601 null begin parameter (as well as pointer to null).
2602 (__deregister_frame_info_bases): Likewise.
2604 2003-04-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2606 * function.c (purge_addressof_1): For ADDRESSOF, see if SUB is a
2607 hard or virtual register and copy into pseudo if replacement fails.
2609 * cfgcleanup.c (flow_find_cross_jump): Use INSN_P, not active_insn_p.
2611 * expmed.c (mask_rtx): Avoid undefined shifts for BITSIZE of 0.
2613 2003-04-18 Olivier Hainque <hainque@act-europe.fr>
2615 * calls.c (expand_call): Move special case for constructor calls
2616 to right place. Ensures constructor calls used to initialize
2617 arguments get a clean outgoing argument block for themselves.
2618 Move check for stack deallocation completeness until after last
2619 deallocation. Add stack_pointer_delta to set of state
2620 variables saved and restored along with current stack_level.
2622 * integrate.c (expand_inline_function): Ensure non-const actuals
2623 don't end up const in the caller's flow after conversion to possibly
2624 const formal type.
2626 2003-04-18 Vincent Celier <celier@gnat.com>
2628 * dwarf2out.c (loc_descriptor_from_tree): Treat all *_MOD_EXPR
2629 and *_DIV_EXPR as TRUNC_*_EXPR.
2631 2003-04-18 Mark Mitchell <mark@codesourcery.com>
2633 * cfgrtl.c (try_redirect_by_replacing_jump): Create a basic block
2634 for orphaned jump tables.
2636 2003-04-18 Kazu Hirata <kazu@cs.umass.edu>
2638 * reload1.c: Revert my previous patch on 2002-04-17.
2640 2003-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2642 * doc/contrib.texi (Contributors): Prefer "bug fix" over "bugfix".
2643 Add Segher Boessenkool.
2645 2003-04-18 Alexander Sotirov <sluncho@mirizma.org>
2647 PR c/9177
2648 * c-decl.c (c_expand_body): Don't garbage collect the function
2649 body if we are going to dump it later.
2651 2003-04-18 Richard Henderson <rth@redhat.com>
2653 * config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): Remove.
2654 (alpha_end_function): Don't set them.
2655 (decl_in_text_section): Remove.
2656 (alpha_encode_section_info): Remove.
2657 (samegp_function_operand): Use SYMBOL_REF LOCAL_P and EXTERNAL_P.
2658 (direct_call_operand): Use SYMBOL_REF_DECL and compare actual
2659 sections, rather than decl_in_text_section results.
2661 2003-04-18 Roger Sayle <roger@eyesopen.com>
2663 * rtlanal.c (reg_overlap_mentioned_p): Handle ZERO_EXTRACT
2664 and SIGN_EXTRACT.
2666 2003-04-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2668 PR optimization/7675
2669 * c-typeck.c (build_external_ref): Set the DECL_NONLOCAL flag
2670 on VAR_DECL, PARM_DECL and FUNCTION_DECL from within
2671 nested functions if they refer to declarations from parent functions.
2672 * stmt.c (expand_decl): Don't put automatic variables in registers
2673 if the DECL_NONLOCAL flag is set.
2675 2003-04-18 Hans-Peter Nilsson <hp@bitrange.com>
2677 * gcse.c (compute_ld_motion_mems): For MEM destinations, only
2678 consider those to be movable where the source matches
2679 want_to_gcse_p.
2680 (update_ld_motion_stores): In comment, refer to
2681 compute_ld_motion_mems for validity of replacement.
2683 Fri Apr 18 01:28:51 CEST 2003 Jan Hubicka <jh@suse.cz>
2685 * gcov-dump.c (tag_summary): Remove max_sum
2686 * gcov-io.h (gcov_summary, gcov_write_summary,
2687 gcov_read_summary): Kill max_sum.
2688 * libgcov.c (gcov_exit): Do one pass over the data. Make error
2689 message more verbose.
2691 * emit-rtl.c (subreg_hard_regno): Check that register is
2692 representable.
2694 * reload.c (reload_inner_reg_of_subreg): When register is not
2695 representable, reload the whole thing.
2696 (find_reloads): Likewsie.
2697 * rtlanal.c (subreg_representable_p): New function.
2699 * profile.c (compute_branch_probabilities): Cleanup sanity checking;
2700 allow negative probabilities for edges from the call to exit.
2701 (branch_prob): Do not add fake edges for functions that may return
2702 twice.
2704 2003-04-17 DJ Delorie <dj@redhat.com>
2706 * toplev.c (target_options): Add value field.
2707 (set_target_switch): Handle target options with values.
2708 * doc/tm.texi: Document how fixed vs variable target
2709 options work.
2710 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
2711 config/c4x/c4x.h, config/cris/aout.h, config/cris/cris.h,
2712 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
2713 config/frv/frv.h, config/i386/i386.h, config/ia64/ia64.h,
2714 config/m32r/m32r.h, config/m68hc11/m68hc11.h,
2715 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
2716 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa.h,
2717 config/rs6000/rs6000.h, config/rs6000/sysv4.h,
2718 config/s390/s390.h, config/sparc/sparc.h, config/v850/v850.h:
2719 Add value initializer to target options.
2721 2003-04-07 Loren James Rittle <ljrittle@acm.org>
2723 * cpppch.c (cpp_valid_state): Unconditionally initialize nl.
2725 2003-04-17 Kazu Hirata <kazu@cs.umass.edu>
2727 * reload1.c (move2add_last_cc0): New.
2728 (reload_cse_move2add): Detect implicit sets.
2729 (move2add_note_store): Notice a store into cc0.
2731 2003-04-17 Roger Sayle <roger@eyesopen.com>
2733 PR c/10375
2734 * c-decl.c (duplicate_decls): Preserve "const" and "noreturn"
2735 function attributes.
2737 2003-04-17 Janis Johnson <janis187@us.ibm.com>
2739 * doc/sourcebuild.texi (Test Suites): Document support for testing
2740 binary compatibility (moved from testsuite/README.compat).
2742 2003-04-17 Richard Henderson <rth@redhat.com>
2744 * config/ia64/ia64.c (ia64_in_small_data_p): Disallow strings.
2746 2003-04-17 Simon Law <sfllaw@engmail.uwaterloo.ca>
2748 * doc/include/gpl.texi: Fix double-spacing after "MA" to match
2749 the one provided by the FSF.
2751 2003-04-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2753 * doc/install.texi (Binaries): Update URL and list of platforms
2754 provided by ftp.thewrittenword.com.
2756 2003-04-17 Richard Henderson <rth@redhat.com>
2758 * config/xtensa/xtensa.c (xtensa_encode_section_info): Remove.
2759 (call_insn_operand): Use SYMBOL_REF_LOCAL_P.
2760 * config/xtensa/xtensa.md (call, call_value): Likewise.
2762 2003-04-17 Richard Henderson <rth@redhat.com>
2764 * config/v850/v850.c (print_operand): Use SYMBOL_REF_[ZST]DA.
2765 (print_operand_address): Likewise.
2766 (ep_memory_operand): Likewise.
2767 (special_symbolref_operand): Likewise.
2768 (v850_encode_data_area): Use SYMBOL_REF_FLAGS.
2769 (v850_encode_section_info): Call default_encode_section_info.
2770 (v850_strip_name_encoding): Remove.
2771 * config/v850/v850.h (EXTRA_CONSTRAINT): Use SYMBOL_REF_[ZST]DA.
2772 (ASM_OUTPUT_LABELREF): Remove.
2773 (ZDA_NAME_FLAG_CHAR, ZDA_NAME_P): Remove.
2774 (SDA_NAME_FLAG_CHAR, SDA_NAME_P): Remove.
2775 (TDA_NAME_FLAG_CHAR, TDA_NAME_P): Remove.
2776 (ENCODED_NAME_P): Remove.
2777 (SYMBOL_FLAG_ZDA, SYMBOL_REF_ZDA_P): New.
2778 (SYMBOL_FLAG_SDA, SYMBOL_REF_SDA_P): New.
2779 (SYMBOL_FLAG_TDA, SYMBOL_REF_TDA_P): New.
2781 2003-04-17 Richard Henderson <rth@redhat.com>
2783 * config/stormy16/stormy16.c (xstormy16_encode_section_info): Kill.
2784 * config/stormy16/stormy16.h (ASM_OUTPUT_SYMBOL_REF): Use
2785 SYMBOL_REF_FUNCTION_P.
2787 2003-04-17 Richard Henderson <rth@redhat.com>
2789 * config/sparc/sparc.c (sparc_encode_section_info): Remove.
2790 (data_segment_operand): Use SYMBOL_REF_FUNCTION_P.
2791 (text_segment_operand): Likewise.
2793 2003-04-17 Richard Henderson <rth@redhat.com>
2795 * config/sh/sh.c (gen_datalabel_ref): Don't add SH_DATALABEL_ENCODING.
2796 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
2797 (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
2798 (sh_encode_section_info): Remove.
2799 (sh_strip_name_encoding): Remove.
2800 * config/sh/sh.h (SH_DATALABEL_ENCODING): Remove.
2801 (DATALABEL_SYMNAME_P, STRIP_DATALABEL_ENCODING): Remove.
2802 (SH_TLS_ENCODING, TLS_SYMNAME_P, STRIP_TLS_ENCODING): Remove.
2803 (ASM_OUTPUT_LABELREF): Remove.
2804 (ASM_OUTPUT_SYMBOL_REF): Use SYMBOL_REF_FUNCTION_P.
2805 * config/sh/sh.md (*): Use SYMBOL_REF_LOCAL_P.
2807 2003-04-17 Richard Henderson <rth@redhat.com>
2809 * config/s390/s390.c (SYMBOL_FLAG_ALIGN1): New.
2810 (tls_model_chars): Remove.
2811 (larl_operand): Use SYMBOL_REF_FLAGS.
2812 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
2813 (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
2814 (s390_output_mi_thunk): Likewise.
2815 (s390_emit_prologue): Set SYMBOL_FLAG_LOCAL as needed.
2816 (s390_function_profiler): Likewise.
2817 (s390_encode_section_info): Use default_encode_section_info
2818 and SYMBOL_FLAG_ALIGN1.
2819 (s390_strip_name_encoding): Remove.
2820 * config/s390/s390.h (ASM_OUTPUT_LABELREF): Remove.
2821 * config/s390/s390.md (call, call_value): Use SYMBOL_REF_LOCAL_P.
2822 (builtin_setjmp_receiver): Set SYMBOL_FLAG_LOCAL as needed.
2824 2003-04-17 Richard Henderson <rth@redhat.com>
2826 * config/ns32k/ns32k.c (ns32k_encode_section_info): Remove.
2827 (global_symbolic_reference_mentioned_p): Use SYMBOL_REF_LOCAL_P.
2828 (print_operand_address): Likewise.
2830 * config/ns32k/ns32k.h (CANNOT_CHANGE_MODE_CLASS): Add CLASS argument.
2831 * config/ns32k/ns32k.c (expand_block_move): Don't check
2832 flag_unroll_loops.
2834 2003-04-17 Richard Henderson <rth@redhat.com>
2836 * config/mcore/mcore.c (mcore_encode_section_info): Don't set
2837 SYMBOL_REF_FLAG.
2839 2003-04-17 Richard Henderson <rth@redhat.com>
2841 * rtl.h (SYMBOL_FLAG_MACH_DEP_SHIFT): New.
2843 * config/m32r/m32r.c (SYMBOL_FLAG_MODEL_SHIFT): New.
2844 (SYMBOL_REF_MODEL): New.
2845 (LIT_NAME_P): Move from m32r.h.
2846 (m32r_select_section): Remove.
2847 (m32r_encode_section_info): Use SYMBOL_REF_FLAGS.
2848 (m32r_strip_name_encoding): Remove.
2849 (m32r_in_small_data_p): New.
2850 (small_data_operand): Use SYMBOL_REF_SMALL_P.
2851 (addr24_operand): Use SYMBOL_REF_MODEL.
2852 (call26_operand): Likewise.
2853 (addr32_operand): Tidy.
2854 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
2855 * config/m32r/m32r.h (RODATA_SECTION_ASM_OP): Remove.
2856 (SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Remove.
2857 (READONLY_DATA_SECTION_ASM_OP): Remove.
2858 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
2859 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Remove.
2860 (TARGET_ASM_SELECT_SECTION): Remove.
2861 (SDATA_FLAG_CHAR, MEDIUM_FLAG_CHAR, LARGE_FLAG_CHAR): Remove.
2862 (SDATA_NAME_P, SMALL_NAME_P, MEDIUM_NAME_P): Remove.
2863 (LARGE_NAME_P, ENCODED_NAME_P): Remove.
2864 (ASM_OUTPUT_LABELREF): Remove.
2866 2003-04-17 Richard Henderson <rth@redhat.com>
2868 * config/ip2k/ip2k.c (is_regfile_address): Use SYMBOL_REF_FUNCTION_P.
2869 (encode_section_info): Remove.
2870 * config/ip2k/ip2k-protos.h: Update.
2872 2003-04-17 Richard Henderson <rth@redhat.com>
2874 * varasm.c (default_encode_section_info): Don't set
2875 SYMBOL_FLAG_EXTERNAL if not TREE_PUBLIC.
2876 * config/i370/i370.c (i370_encode_section_info): Remove.
2877 * config/i370/i370.h (CONSTANT_ADDRESS_P): Use SYMBOL_REF_EXTERNAL_P.
2878 (PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Likewise.
2879 * config/i370/i370.md (movsi): Likewise.
2881 * config/i370/t-i370: Add missing backslash.
2883 2003-04-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2885 * doc/invoke.texi (inline-limit): Fix pasto.
2887 2003-04-17 Richard Henderson <rth@redhat.com>
2889 * config/h8300/h8300.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): New.
2890 (small_call_insn_operand): Use it.
2891 (SYMBOL_FLAG_EIGHTBIT_DATA): New.
2892 (h8300_eightbit_constant_address_p): Use it.
2893 (SYMBOL_FLAG_TINY_DATA): New.
2894 (h8300_tiny_constant_address_p): Use it.
2895 (h8300_encode_label, h8300_strip_name_encoding): Remove.
2896 (h8300_encode_section_info): Set SYMBOL_REF_FLAGS.
2897 * config/h8300/h8300.h (TINY_DATA_NAME_P): Remove.
2898 (ASM_OUTPUT_LABELREF): Remove.
2900 2003-04-16 Richard Henderson <rth@redhat.com>
2902 * config/frv/frv.c (symbol_ref_small_data_p): Remove. Replace
2903 all users with SYMBOL_REF_SMALL_P.
2904 (const_small_data_p): Use SYMBOL_REF_SMALL_P.
2905 (frv_encode_section_info): Remove.
2906 (frv_strip_name_encoding): Remove.
2907 (frv_in_small_data_p): Merge tests from encode_section_info.
2908 (frv_print_operand): Use '@' not SDATA_FLAG_CHAR.
2909 * config/frv/frv.h (SDATA_FLAG_CHAR): Remove.
2910 (SDATA_NAME_P): Remove.
2911 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use SIZE not SDATA_NAME_P.
2912 (ASM_OUTPUT_LABELREF): Remove.
2913 (PRINT_OPERAND_PUNCT_VALID_P): Use '@' not SDATA_FLAG_CHAR.
2915 * config/frv/frv.c (frv_asm_out_constructor): New.
2916 (frv_asm_out_destructor): New.
2917 * config/frv/frv.h (CTORS_SECTION_ASM_OP): New.
2918 (DTORS_SECTION_ASM_OP): New.
2919 (ASM_OUTPUT_CONSTRUCTOR): Remove.
2920 (ASM_OUTPUT_DESTRUCTOR): Remove.
2922 2003-04-16 Richard Henderson <rth@redhat.com>
2924 * config/cris/cris.c (cris_gotless_symbol, cris_got_symbol): Use
2925 SYMBOL_REF_LOCAL_P; abort if not pic.
2926 (cris_encode_section_info): Remove.
2928 2003-04-16 Richard Henderson <rth@redhat.com>
2930 * config/c4x/c4x.c (c4x_encode_section_info): Remove.
2931 (c4x_T_constraint): Use SYMBOL_REF_FUNCTION_P.
2933 * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Declare
2934 flag_inline_trees.
2936 2003-04-16 Richard Henderson <rth@redhat.com>
2938 * config/avr/avr.c (avr_encode_section_info): Remove.
2939 (avr_insert_attributes): New.
2940 (print_operand_address): Use SYMBOL_REF_FUNCTION_P.
2941 (avr_assemble_integer): Likewise.
2943 2003-04-16 Richard Henderson <rth@redhat.com>
2945 * arc.c (arc_encode_section_info): Remove.
2946 (arc_assemble_integer): Use SYMBOL_REF_FUNCTION_P.
2947 (arc_print_operand, arc_print_operand_address): Likewise.
2948 * arc.h (EXTRA_CONSTRAINT): Likewise.
2950 2003-04-16 Roger Sayle <roger@eyesopen.com>
2952 * c-semantics.c (find_reachable_label): New function to find a
2953 potentially reachable label in an expression.
2954 (expand_unreachable_if_stmt): Similar to expand_if_stmt but
2955 assumes the start of the IF_STMT is unreachable (dead) code.
2956 (expand_unreachable_stmt): Similar to expand_stmt but assumes
2957 the start of the statement list is unreachable (dead) code.
2958 (genrtl_if_stmt): If the controlling expression of the IF
2959 is constant, use expand_unreachable_stmt for the THEN or ELSE
2960 clause as appropriate.
2961 (genrtl_switch_stmt): Use expand_unreachable_stmt to expand
2962 the body of a SWITCH statement.
2963 (expand_stmt): The code immediately following a "return",
2964 "break", "continue" or "goto" is unreachable.
2965 * Makefile.in (c-semantics.o): Depend upon tree-inline.h.
2967 2003-04-16 Richard Henderson <rth@redhat.com>
2969 * rtl.h (MEM_ALIAS_SET): Update documentation.
2970 * doc/rtl.texi (Special Accessors): New node.
2971 (SYMBOL_REF_FLAG): Note relationship with SYMBOL_REF_FLAGS.
2973 2003-04-16 Alexandre Oliva <aoliva@redhat.com>
2975 * reload1.c (reload_cse_noop_set_p): Return false if mode of
2976 SET_DEST is not the same as that returned by...
2977 * cselib.h (cselib_reg_set_mode): ... new function.
2978 * cselib.c (cselib_reg_set_mode): Define it.
2979 (REG_VALUES): Document semantics of first element as set mode.
2980 (cselib_subst_to_values): Skip first element if ELT is NULL.
2981 (cselib_lookup): Likewise. Insert past the first element.
2982 (cselib_invalidate_regno): NULLify first element.
2983 (cselib_record_set): Set first element.
2985 2003-04-16 Olivier Hainque <hainque@act-europe.fr>
2987 * tree.c (skip_simple_arithmetics_at, saved_expr_p): New functions.
2988 (save_expr): Replace loop by call to skip_simple_arithmetics_at.
2989 * tree.h: Add prototypes for the two new functions.
2990 * fold-const.c (fold_binary_op_with_conditional_arg): Replace test
2991 updates introduced in the previous revision by call to saved_expr_p.
2992 * stor-layout.c (put_pending_size): Use skip_simple_arithmetics_at.
2994 * expr.c (store_field): Force usage of bitfield instructions when
2995 the field position requires it, whatever SLOW_UNALIGNED_ACCESS.
2996 (expand_expr, case BIT_FIELD_REF): likewise.
2998 2003-04-16 Mark Mitchell <mark@codesourcery.com>
3000 PR middle-end/8866
3001 * cfgtrl.c (try_redirect_by_replacing_jump): Do not delete
3002 jumptables.
3004 2003-04-16 Richard Henderson <rth@redhat.com>
3006 * config/ia64/ia64.c (sdata_symbolic_operand): Use
3007 SYMBOL_REF_SMALL_P and SYMBOL_REF_LOCAL_P.
3008 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
3009 (function_operand): Use SYMBOL_REF_FUNCTION_P.
3010 (ia64_expand_load_address): Likewise.
3011 (ia64_assemble_integer): Likewise.
3012 (ia64_encode_section_info): Remove.
3013 (ia64_strip_name_encoding): Remove.
3014 * config/ia64/ia64.h (ENCODE_SECTION_INFO_CHAR): Remove.
3015 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't strip it.
3017 2003-04-16 Richard Henderson <rth@redhat.com>
3019 * config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): New.
3020 (samegp_function_operand): Use SYMBOL_FLAG_SAMEGP.
3021 (direct_call_operand): Use SYMBOL_FLAG_NEAR.
3022 (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
3023 (small_symbolic_operand): Use SYMBOL_REF_SMALL_P.
3024 (global_symbolic_operand): Similarly.
3025 (tls_symbolic_operand_1): Use SYMBOL_REF_TLS_MODEL.
3026 (tls_symbolic_operand_type): Likewise.
3027 (alpha_encode_section_info): Use default_encode_section_info.
3028 (alpha_strip_name_encoding): Remove.
3029 (get_tls_get_addr): Split out from ...
3030 (alpha_legitimize_address): ... here.
3031 (alpha_emit_xfloating_libcall): Use init_one_libfunc.
3032 (get_some_local_dynamic_name_1): Use SYMBOL_REF_TLS_MODEL.
3033 (alpha_initialize_trampoline): Use init_one_libfunc.
3034 (alpha_setup_incoming_varargs): Mark unused parameters.
3035 (alpha_initial_elimination_offset): Likewise.
3036 (alpha_end_function): Use SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP.
3037 (unicosmk_unique_section): Use default_strip_name_encoding.
3038 (unicosmk_ssib_name, unicosmk_output_externs): Likewise.
3040 2003-04-16 Aldy Hernandez <aldyh@redhat.com>
3042 * config.gcc: Add t-spe for eabispe.
3044 * config/rs6000/t-spe: New.
3046 2003-04-16 J"orn Rennecke <joern.rennecke@superh.com>
3048 Re-apply this patch:
3050 2002-05-16 Dale Johannesen <dalej@apple.com>
3051 * combine.c (cant_combine_insn_p): Reenable combinations
3052 involving hard regs unless CLASS_LIKELY_SPILLED_P.
3054 2003-04-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3056 PR/10271
3057 * pa-protos.h (function_arg): Remove last argument.
3058 * pa.c (function_arg): Likewise. Use CUMULATIVE_ARGS struct instead.
3059 * pa.h (struct hppa_args): Add member incoming.
3060 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Initialize
3061 member incoming.
3062 (FUNCTION_ARG): Revise call to function_arg.
3063 (FUNCTION_INCOMING_ARG): Delete.
3065 2003-04-15 Zack Weinberg <zack@codesourcery.com>
3067 * configure.in: Unify the code which creates symlinks to a
3068 just-built as, ld, objdump, and nm with the code that detects
3069 their presence for purposes of feature tests.
3070 * configure: Regenerate.
3072 2003-04-15 Zack Weinberg <zack@codesourcery.com>
3074 * varasm.c (output_constant_def): Do not consult
3075 CONSTANT_AFTER_FUNCTION_P. Remove all code predicated on it.
3076 (after_function_constants, output_after_function_constants): Delete.
3077 * doc/tm.texi: Delete documentation of CONSTANT_AFTER_FUNCTION_P.
3078 * config/mips/mips-protos.h, config/mips/mips.c
3079 (mips16_constant_after_function_p): Delete.
3080 * config/mips/mips.h: Delete #if-0-ed definition of
3081 CONSTANT_AFTER_FUNCTION_P.
3082 * config/d30v/d30v.h, config/stormy16/stormy16.h: Remove
3083 mention of CONSTANT_AFTER_FUNCTION_P in comment.
3085 2003-04-15 Geoffrey Keating <geoffk@apple.com>
3087 * tree.c (next_decl_uid): Mark with GTY.
3088 (next_type_uid): Likewise.
3090 2003-04-15 J"orn Rennecke <joern.rennecke@superh.com>
3092 PR target/9594:
3093 * sh.c (barrier_align): Also recognize stuff_delay_slot as
3094 an indicator that a barrier was created by branch splitting.
3096 2003-04-15 Mark Mitchell <mark@codesourcery.com>
3098 * c-decl.c (implicitly_declare): Copy declarations that are going
3099 to be placed in a local scope.
3101 2003-04-15 James A. Morrison <ja2morri@uwaterloo.ca>
3103 * invoke.texi (Spec Files): Wrap if-exists-else example.
3104 (MCore): Remove duplicate @itemx entries and @opindex entries.
3106 2003-04-15 Ulrich Weigand <uweigand@de.ibm.com>
3108 * unwind.inc (_Unwind_Backtrace): New function.
3109 * unwind.h (_Unwind_Backtrace): Declare it.
3110 * libgcc-std.ver (_Unwind_Backtrace): Export it.
3112 2003-04-14 Jason Merrill <jason@redhat.com>
3114 PR middle-end/10336, c++/10401
3115 * jump.c (never_reached_warning): Also stop looking if we reach the
3116 beginning of the function.
3118 2003-04-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3120 PR target/10338
3121 PR bootstrap/10198
3122 PR bootstrap/10140
3123 * fixinc/gnu-regex.c (regerror): Use mempcpy not __mempcpy.
3125 2003-04-15 J"orn Rennecke <joern.rennecke@superh.com>
3127 * i386.md (abssf2_if+1): Make condition agree with abssf2_1 .
3129 2003-04-15 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3131 * optabs.c (expand_binop): In multi-word add cases, ensure
3132 XTARGET is copied to TARGET if they are different.
3134 2003-04-15 Olivier Hainque <hainque@act-europe.fr>
3136 * except.c (resolve_fixup_regions): Avoid dereferencing null pointer
3137 to region, possible after integration of function with unreachable
3138 regions that were optimized away.
3140 2003-04-15 Jakub Jelinek <jakub@redhat.com>
3142 * config/rs6000/rs6000.h (EPILOGUE_USES): Use register 2,
3143 instead of TOC_REGISTER in epilogue in
3144 current_function_calls_eh_return functions.
3146 2003-04-14 Mark Mitchell <mark@codesourcery.com>
3148 * doc/extend.texi (Empty Structures): Correct description of G++'s
3149 handling of these structures.
3151 * c-decl.c (grokdeclarator): Reject extern redeclarations of
3152 static variables.
3154 2003-04-14 Janis Johnson <janis287@us.ibm.com>
3156 * config/rs6000/rs6000.md (define_constants): Define constants for
3157 all UNSPEC usage, including new values for TLS support.
3158 (aux_truncdfsf2, fctiwz, movsi_got, movsi_got_internal,
3159 load_toc_aix_si, load_toc_aix_di, load_toc_v4_pic_si,
3160 load_toc_v4_PIC_1, load_toc_v4_PIC_1b, load_macho_picbase,
3161 macho_correct_pic, blockage, move_from_CR_ov_bit, movesi_from_cr,
3162 stack_tie, movsi_to_cr_one, movsi_to_cr, mtcrfsi, eh_set_lr_si,
3163 eh_set_lr_di): Use them.
3164 * rs6000.c: (mtcrf_operation, uses_TOC, rs6000_emit_prologue,
3165 rs6000_emit_epilogue) Use them.
3167 * rtl.h (SYMBOL_REF_TLS_MODEL): Fix mask value.
3169 2003-04-14 Neil Booth <neil@daikokuya.co.uk>
3171 * Makefile.in (c-opts.o): Use custom action.
3173 2003-04-14 Douglas B Rupp <rupp@gnat.com>
3175 * ifcvt.c (noce_process_if_block): Fail on BLKmode move.
3177 2003-04-14 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3179 * stor-layout.c (layout_type, case ARRAY_TYPE): Add missing code to
3180 handle "superflat arrays" in Ada.
3182 * integrate.c (expand_inline_function): Don't inline if would
3183 lose /u on a BLKmode TARGET.
3185 2003-04-14 Joel Brobecker <brobecker@gnat.com>
3187 * dbxout.c (print_int_cst_bounds_in_octal_p): New function,
3188 extracted from dbxout_type.
3189 (dbxout_range_type): print large bounds in octal format.
3190 (dbxout_type): Replace extracted code by call to
3191 print_int_cst_bounds_in_octal_p.
3193 * dwarf2out.c (gen_compile_unit_die): Emit DW_LANG_Ada95 instead
3194 of DW_LANG_Ada83 for Ada units.
3196 2003-04-14 Olivier Hainque <hainque@act-europe.fr>
3198 * explow.c (round_push): Use HOST_WIDE_INT instead of int for the
3199 temporary used to round CONST_INT sizes.
3201 * tree.c (int_fits_type_p): Extract generic checks from the case
3202 of constant type bounds. Refine the checks against constant type
3203 bounds to allow for possible decisions against each of these bounds
3204 without requiring both bounds to be constant.
3205 (tree_int_cst_msb): Put back.
3206 * tree.h (tree_int_cst_msb): Likewise.
3208 * global.c (global_conflicts): Prevent allocation of call clobbered
3209 hard regs to pseudos live across abnormal edges, as later passes are
3210 not ready to handle them.
3212 * fold-const.c (fold): Reorder tests for conditional expressions.
3214 * expr.c (highest_pow2_factor): Return unsigned.
3215 * expr.h (offset_address): Likewise.
3216 * emit-rtl.c (offset_address): POW2 argument now unsigned.
3218 2003-04-14 Roger Sayle <roger@eyesopen.com>
3220 * builtins.c (expand_builtin_strlen): Evaluate the lengths of
3221 string literals at compile-time.
3223 2003-04-14 Roger Sayle <roger@eyesopen.com>
3225 * fold-const.c (fold): Transform (c1 - x) cmp c2, where cmp is a
3226 comparison operation and c1/c2 are floating point constants into
3227 x swap(cmp) (c1 - c2).
3229 2003-04-14 Vladimir Makarov <vmakarov@redhat.com>
3231 * genautomata.c (output_translate_vect): Fix a typo in loop
3232 condition.
3234 2003-04-14 Hans-Peter Nilsson <hp@axis.com>
3236 PR target/10377
3237 * config/cris/cris.md ("*mov_sideqi", "*mov_sidehi")
3238 ("*mov_sidesi", "*mov_sideqi_mem", "*mov_sidehi_mem")
3239 ("*mov_sidesi_mem", "*clear_sidesi", "*clear_sidehi")
3240 ("*clear_sideqi", "*ext_sideqihi", "*ext_sideqisi")
3241 ("*ext_sidehisi", "*op_sideqi", "*op_sidehi", "*op_sidesi")
3242 ("*op_swap_sideqi", "*op_swap_sidehi", "*op_swap_sidesi")
3243 ("*extopqihi_side", "*extopqisi_side", "*extophisi_side")
3244 ("*extopqihi_swap_side", "*extopqisi_swap_side")
3245 ("*extophisi_swap_side", 8th, 9th, 10th, 11th, 14th peepholes):
3246 When next to constraint R, replace constraint i with n.
3248 Mon Apr 14 16:18:37 CEST 2003 Jan Hubicka <jh@suse.cz>
3250 PR opt/10024
3251 * cfgrtl.c (force_nonfallthru_and_redirect): Use unchecked_make_edge.
3253 2003-04-14 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>
3255 * doc/contrib.texi (Contributors): Correct my entry.
3257 2003-04-13 Roger Sayle <roger@eyesopen.com>
3259 * tree.h (DECL_BUILT_IN_NONANSI): Remove.
3260 * c-common.c (builtin_function_2): Don't set DECL_BUILT_IN_NONANSI.
3261 * c-decl.c (duplicate_decls): Use invariant DECL_BUILT_IN_NONANSI
3262 implies DECL_BUILT_IN to simplify logic.
3263 * print-tree.c (print_node): Don't dump DECL_BUILT_IN_NONANSI.
3265 2003-04-13 Roger Sayle <roger@eyesopen.com>
3267 * builtin-types.def (BT_FN_STRING_CONST_STRING): New builtin type.
3268 (BT_FN_PTR_SIZE_SIZE): Likewise.
3269 * builtins.def (BUILT_IN_MALLOC, BUILT_IN_CALLOC, BUILT_IN_STRDUP):
3270 New built-in functions for malloc, calloc and strdup respectively.
3271 * calls.c (special_function_p): No need to handle malloc-like
3272 functions any longer. ECF_MALLOC is set via built-in attributes.
3274 * c-decl.c (duplicate_decls): Preserve pure and malloc attributes.
3276 * doc/extend.texi: Document these new built-in functions.
3278 2003-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3280 * builtins.c (expand_builtin_memcpy): Add `endp' argument, use it.
3281 (expand_builtin_stpcpy): New.
3282 (expand_builtin): Add BUILT_IN_MEMPCPY & BUILT_IN_STPCPY.
3283 * builtins.def: Add mempcpy & stpcpy support.
3284 * doc/extend.texi (mempcpy, stpcpy): Document new builtins.
3286 2003-04-13 Nick Clifton <nickc@redhat.com>
3288 * config/rs6000/rs6000.c: Replace occurrences of "GNU CC" with
3289 "GCC".
3290 * config/rs6000/40x.md, config/rs6000/603.md,
3291 config/rs6000/6xx.md, config/rs6000/7450.md, config/rs6000/7xx.md,
3292 config/rs6000/8540.md, config/rs6000/aix.h, config/rs6000/aix31.h,
3293 config/rs6000/aix3newas.h, config/rs6000/aix41.h,
3294 config/rs6000/aix43.h, config/rs6000/aix51.h,
3295 config/rs6000/aix52.h, config/rs6000/altivec-defs.h,
3296 config/rs6000/altivec.h, config/rs6000/altivec.md,
3297 config/rs6000/beos.h, config/rs6000/darwin.h,
3298 config/rs6000/eabi.h, config/rs6000/eabialtivec.h,
3299 config/rs6000/eabisim.h, config/rs6000/eabispe.h,
3300 config/rs6000/freebsd.h, config/rs6000/gnu.h,
3301 config/rs6000/host-darwin.c, config/rs6000/linux.h,
3302 config/rs6000/linux64.h, config/rs6000/linuxaltivec.h,
3303 config/rs6000/lynx.h, config/rs6000/mach.h, config/rs6000/mpc.md,
3304 config/rs6000/netbsd.h, config/rs6000/power4.md,
3305 config/rs6000/rios1.md, config/rs6000/rios2.md,
3306 config/rs6000/rs6000-c.c, config/rs6000/rs6000-modes.def,
3307 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
3308 config/rs6000/rs6000.h, config/rs6000/rs6000.md,
3309 config/rs6000/rs64.md, config/rs6000/rtems.h, config/rs6000/spe.h,
3310 config/rs6000/spe.md, config/rs6000/sysv4.h,
3311 config/rs6000/sysv4le.h, config/rs6000/vxworks.h,
3312 config/rs6000/windiss.h, config/rs6000/xcoff.h: Likewise.
3314 2003-04-13 Nick Clifton <nickc@redhat.com>
3316 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Delete
3317 support for -mcall-aix switch.
3318 * config/rs6000/eabiaix.h: Delete.
3319 * config/rs6000/rs6000.h (rs6000_abi): Remove ABI_AIX_NODESC.
3320 (RS6000_REG_SAVE, RS6000_SAVE_AREA, FP_ARGS_MAX_REG,
3321 RETURN_ADDRESS_OFFSET): Remove use of ABI_AIX_NODESC.
3322 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Likewise.
3323 * config/rs6000/rs6000.c (print_operand, rs6000_stack_info,
3324 debug_stack_info, output_function_profiler,
3325 rs6000_trampoline_size, rs6000_initialise_trampoline): Likewise.
3326 * config/rs6000/rs6000.md (call, call_value, call_nonlocal_sysv,
3327 call_indirect_nonlocal_sysv, call_value_indirect_nonlocal_sysv,
3328 call_value_nonlocal_sysv, sibcall_value_nonlocal_sysv,
3329 sibcall_nonlocal_sysv, sibcall_value_local64): Likewise.
3330 * config/rs6000/t-ppcgas (MULTILIB_OPTIONS): Remove mcall-aix
3331 multilibs.
3332 (MULTILIB_DIRNAMES): Remove mcall-aix directories.
3333 (MULTILIB_EXCEPTIONS): Delete.
3334 (MULTILIB_MATCHES): Remove mcall-aix matches.
3336 * doc/fragments.texi: Replace -mcall-aix example with an ARM
3337 one.
3338 * doc/install.texi: Delete powerpc-*-eabiaix target.
3339 * doc/invoke.texi: Remove documentation of mcall-aix switch.
3340 * doc/tm.texi: Remove mcall-aix from example CPP_SPEC.
3341 * config.gcc: Delete powerpc-*-eabiaix target.
3343 2003-04-13 Kazu Hirata <kazu@cs.umass.edu>
3345 * doc/invoke.texi: Fix typos.
3346 * doc/tm.texi: Likewise.
3348 2003-04-12 Zack Weinberg <zack@codesourcery.com>
3350 * c-typeck.c (digest_init, push_init_level): Use CONSTRUCTOR_ELTS.
3352 2003-04-12 Zack Weinberg <zack@codesourcery.com>
3354 * tree.c (build_constructor): New function.
3355 * tree.h: Prototype it.
3357 * c-typeck.c (build_c_cast, pop_init_level)
3358 * profile.c (build_function_info_value, build_gcov_info_value)
3359 (create_profiler):
3360 Use build_constructor.
3362 * builtins.c (expand_builtin_args_info): Remove #if 0 blocks.
3364 * objc/objc-act.c (build_constructor):
3365 Rename objc_build_constructor. Use build_constructor.
3366 (build_objc_string_object, objc_add_static_instance)
3367 (init_def_list, init_objc_symtab, init_module_descriptor)
3368 (generate_static_references, build_selector_translation_table)
3369 (build_descriptor_table_initializer, generate_descriptor_table)
3370 (build_protocol_initializer, build_ivar_list_initializer)
3371 (generate_ivars_list, build_dispatch_table_initializer)
3372 (generate_dispatch_table, generate_protocol_list)
3373 (build_category_initializer, build_shared_structure_initializer):
3374 Update to match.
3376 2003-04-12 Zack Weinberg <zack@codesourcery.com>
3378 * intl.h: #define gcc_gettext_width to strlen when !ENABLE_NLS.
3380 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3382 * config/m68hc11/m68hc11-protos.h
3383 (m68hc11_eq_compare_operator): Declare
3384 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register new predicate.
3385 * config/m68hc11/m68hc11.c (m68hc11_eq_compare_operator): New predicate
3386 (d_register_operand): Check the operand mode.
3387 (hard_addr_reg_operand): Likewise.
3389 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3391 * config/m68hc11/m68hc11.md ("decrement_and_branch_until_zero"): New
3392 pattern for dbcc/ibcc generation for 68HC12.
3393 ("doloop_end"): New pattern.
3394 ("m68hc12_dbcc_dec_hi"): New pattern for dbeq/dbne.
3395 ("m68hc12_dbcc_inc_hi"): New pattern for ibeq/ibne.
3396 ("m68hc12_dbcc_dec_qi"): New pattern.
3397 ("m68hc12_dbcc_inc_qi"): New pattern.
3398 (split): Add split for the above when we can't use dbcc/ibcc due to
3399 reloading.
3400 (peephole2): Add peephole2 to generate the above when possible.
3402 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3404 * config/m68hc11/m68hc11.md ("bitcmpqi" split): No need to test the
3405 mode of operand 0.
3406 (peephole2 optimize const load): Likewise for operand 2.
3407 ("*rotlhi3_with_carry"): Change pattern to a const 1 rotate which
3408 clobbers CC_REGNUM.
3409 ("*rotrhi3_with_carry"): Likewise.
3410 (ashift:DI 1 split): Update pattern to create the above rotate.
3411 (lshiftrt:DI 1 split): Likewise.
3413 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3415 * config/m68hc11/m68hc11.md (SOFT_Z_REGNUM): New constant.
3416 ("tstqi_z_used" split): Use it.
3417 ("cmphi_z_used"): Likewise.
3418 ("bitcmpqi_z_used"): Likewise; also use SP_REGNUM constant.
3419 ("cmpqi_z_used"): Likewise.
3421 2003-04-12 Mark Mitchell <mark@codesourcery.com>
3423 PR c++/7910
3424 * config/i386/winnt.c (i386_pe_mark_dllimport): Fix thinko.
3426 2003-04-12 Zack Weinberg <zack@codesourcery.com>
3428 * configure.in: Check for wchar.h, mbstowcs, and wcswidth.
3429 * configure, config.in: Regenerate.
3430 * intl.c (gcc_gettext_width): New function.
3431 * intl.h: Prototype it.
3433 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3435 * config/m68hc11/m68hc11.h (TARGET_SWITCHES): Fix -mnominmax option;
3436 recognize -mnorelax.
3437 (reg_class): Add Z_OR_S_REGS to represent soft registers with Z
3438 (REG_CLASS_NAMES): Add its name.
3439 (REG_CLASS_CONTENTS): Define its content.
3441 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3443 * config/m68hc11/larith.asm (memcpy): Use ARG macro to access stack
3444 parameters so that offsets are valid for far definition.
3445 (__mulsi3): Likewise and use ret to return.
3446 (___adddi3, ___subdi3, ___notdi2, ): Don't use it to save the result.
3448 2003-04-12 David Edelsohn <edelsohn@gnu.org>
3450 * config/rs6000/rs6000.c (rs6000_hash_constant): Skip '0' fields.
3452 2003-04-12 Alexandre Oliva <aoliva@redhat.com>
3454 * mklibgcc.in (libgcc-stage-start): For every multilib directory
3455 containing a libgcc.a, move lib* to the corresponding stage dir.
3457 * Makefile.in (stage1-start, stage2-start, stage3-start,
3458 stage4-start): Move $(SPECS) to specs in stage dir.
3459 (unstage1 unstage2 unstage3 unstage4): Move specs in stage dir
3460 back as $(SPECS).
3462 * mklibgcc.in (libgcc-stage-start): Move into the stage directory
3463 object files from the non-libgcc/ multilib directories as well.
3465 2003-04-11 Geoffrey Keating <geoffk@apple.com>
3467 * profile.c (read_counts_file): Initialise 'checksum'.
3469 * emit-rtl.c (gen_rtx): Really correct typo.
3471 PR c++/9393
3472 * doc/invoke.texi (Debugging Options): Document -frandom-seed.
3473 * configure.in: Check for gettimeofday.
3474 * tree.c (flag_random_seed): Define.
3475 (default_flag_random_seed): New.
3476 (append_random_chars): Use flag_random_seed rather than trying
3477 to acquire randomness here.
3478 * tree.h (default_flag_random_seed): Declare.
3479 * toplev.c (display_help): Add -frandom-seed and -fstack-limit-*
3480 descriptions.
3481 (decode_f_option): Handle -frandom-seed.
3482 (print_switch_values): Call default_flag_random_seed.
3483 * flags.h (flag_random_seed): Declare.
3484 * configure: Regenerate.
3485 * config.in: Regenerate.
3486 * config/alpha/t-crtfm: Use -frandom-seed.
3488 * doc/extend.texi (Empty Structures): New.
3490 * c-pch.c: Include flags.h. Add comments to routines.
3491 (struct c_pch_validity): New.
3492 (get_ident): Update PCH file version number.
3493 (pch_init): Output current debugging type.
3494 (c_common_valid_pch): Check debugging type.
3495 * Makefile.in (c-pch.o): Update dependencies.
3496 * flags.h (debug_type_names): Declare.
3497 * toplev.c (debug_type_names): Move out of decode_g_option.
3499 2003-04-11 Eric Christopher <echristo@redhat.com>
3501 * emit-rtl.c (gen_rtx): Fix typos.
3503 2003-04-11 Richard Henderson <rth@redhat.com>
3505 * emit-rtl.c (gen_rtx): Zero '0' fields.
3507 2003-04-11 Richard Henderson <rth@redhat.com>
3509 PR c++/10202
3510 * expr.c (expand_expr): Use COMPLETE_OR_UNBOUND_ARRAY_TYPE_P
3511 not COMPLETE_TYPE_P for re-invoking layout_decl.
3513 2003-04-11 Simon Law <sfllaw@engmail.uwaterloo.ca>
3515 * doc/bugreport.texi: Fix paragraph breaking between sections
3516 in preparation for TeXinfo's paragraph indentation fixes.
3517 * doc/extend.texi: Ditto.
3518 * doc/invoke.texi: Ditto.
3519 * doc/objc.texi: Ditto.
3520 * doc/gcov.texi: Wrap 'gcov' in @command{}.
3521 * doc/invoke.texi (Darwin Options): Add a preamble.
3523 2003-04-11 Richard Henderson <rth@redhat.com>
3525 * config/i386/i386.c (tls_model_chars): Remove.
3526 (ix86_encode_section_info, ix86_strip_name_encoding): Remove.
3527 (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
3528 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
3529 (tls_symbolic_operand_1): Likewise.
3530 (legitimate_pic_address_disp_p): Use SYMBOL_REF_LOCAL_P.
3531 * config/i386/i386.h (TARGET_ENCODE_SECTION_INFO): Remove.
3532 (TARGET_STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Remove.
3533 * config/i386/winnt.c (i386_pe_encode_section_info): Replace
3534 bits "copied from i386.h" with default_encode_section_info.
3536 2003-04-11 Richard Henderson <rth@redhat.com>
3538 * rtl.def (SYMBOL_REF): Add two 0 fields.
3539 * gengtype.c (adjust_field_rtx_def): Handle them.
3540 * print-rtl.c (print_rtx): Print them.
3541 * rtl.h (SYMBOL_REF_DECL, SYMBOL_REF_FLAGS): New.
3542 (SYMBOL_FLAG_FUNCTION, SYMBOL_REF_FUNCTION_P): New.
3543 (SYMBOL_FLAG_LOCAL, SYMBOL_REF_LOCAL_P): New.
3544 (SYMBOL_FLAG_SMALL, SYMBOL_REF_SMALL_P): New.
3545 (SYMBOL_FLAG_TLS_SHIFT, SYMBOL_REF_TLS_MODEL): New.
3546 (SYMBOL_FLAG_EXTERNAL, SYMBOL_REF_EXTERNAL_P): New.
3547 (SYMBOL_FLAG_MACH_DEP): New.
3548 * optabs.c (init_one_libfunc): Zap fake SYMBOL_REF_DECL.
3549 * varasm.c (make_decl_rtl): Set SYMBOL_REF_DECL.
3550 (assemble_static_space): Set SYMBOL_REF_FLAGS.
3551 (assemble_trampoline_template): Likewise.
3552 (output_constant_def, force_const_mem): Likewise.
3553 (default_encode_section_info): New.
3554 * output.h: Declare it.
3555 * target-def.h (TARGET_ENCODE_SECTION_INFO): Use it.
3557 2003-04-11 Richard Henderson <rth@redhat.com>
3559 * libfuncs.h (LTI_setbits, LTI_gcov_flush, LTI_gcov_init): New.
3560 (setbits_libfunc, gcov_flush_libfunc, gcov_init_libfunc): New.
3561 * optabs.c (init_optabs): Initialize them.
3562 (init_libfuncs): Use init_one_libfunc.
3563 * calls.c (expand_call): Use gcov_flush_libfunc.
3564 * expr.c (store_constructor): Use setbits_libfunc.
3565 * function.c (expand_main_function): Use init_one_libfunc.
3566 * profile.c (create_profiler): Use gcov_init_libfunc and DECL_RTL.
3568 2003-04-11 Mark Mitchell <mark@codesourcery.com>
3570 * doc/c-tree.texi (Functions): Remove DECL_REAL_CONTEXT
3571 documentation; add DECL_FRIEND_CONTEXT.
3573 2003-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3575 * doc/install.texi (hppa): Update links for HP-UX patches. Revise
3576 notes on linker selection and configuration for 64-bit HP-UX port.
3577 * doc/invoke.texi (hppa): Remove hppa text from description for
3578 -ffunction-sections and -fdata-sections. Document -static, -nolibdld
3579 and -threads options.
3581 * pa-hpux10.h (LIB_SPEC): Add link options to resolve dependency of
3582 libc.a on libdld.sl when -static is specified and -nolibdld is not
3583 specified.
3584 * pa64-hpux.h (LIB_SPEC): Likewise.
3585 * pa-hpux11.h (LIB_SPEC): Likewise.
3586 (LINK_SPEC): Add __gcc_plt_call as an undefined symbol when -shared
3587 is not specified.
3589 2003-04-11 Zack Weinberg <zack@codesourcery.com>
3591 * config/darwin-c.c (darwin_pragma_unused): Use lookup_name,
3592 not IDENTIFIER_LOCAL_VALUE.
3594 2003-04-11 Richard Henderson <rth@redhat.com>
3596 PR c/10201
3597 * expr.c (expand_expr): Move DECL_RTL frobbing ...
3598 * stor-layout.c (layout_decl): ... here.
3600 2003-04-11 James A. Morrison <ja2morri@uwaterloo.ca>
3602 * doc/invoke.texi: Eliminate extra white-space caused by
3603 @gccoptlist{ on its own line.
3604 * doc/invoke.texi: Ensured there are two spaces between each option.
3605 * doc/invoke.texi: Re-wrapped option lines that were too wide.
3606 Added @gol to options that didn't have them.
3608 2003-04-11 Nathan Sidwell <nathan@codesourcery.com>
3610 * Makefile.in (loop-init.o): Do not depend on gcov-io.h,
3611 gcov-iov.h.
3613 Simplify interface to gcov reading and writing.
3614 * gcov-io.h (gcov_file, gcov_position, gcov_length, gcov_buffer,
3615 gcov_alloc, gcov_modified, gcov_errored): Move into ...
3616 (struct gcov_var gcov_var): ... this static structure.
3617 (gcov_write_unsigned, gcov_write_counter, gcov_write_string):
3618 Return void.
3619 (gcov_read_unsigned, gcov_read_couter, gcov_read_string): Return
3620 read object.
3621 (gcov_read_bytes, gcov_write_bytes): Set error flag on error.
3622 (gcov_reserve_length): Remove.
3623 (gcov_write_tag): New.
3624 (gcov_write_length): Adjust.
3625 (gcov_read_summary, gcov_write_summary): Adjust.
3626 (gcov_eof, gcov_ok): Rename to ...
3627 (gcov_is_eof, gcov_is_error): ... here. Return error code.
3628 (gcov_save_position, gcov_resync): Rename to ...
3629 (gcov_position, gcov_seek): ... here.
3630 (gcov_skip, gcov_skip_string): Remove.
3631 (gcov_error): Remove.
3632 (gcov_open, gcov_close): Adjust.
3633 * gcov.c (find_source): Take const char *, copy it on allocation.
3634 (read_graph_file): Adjust.
3635 (read_count_file): Adjust.
3636 * libgcov.c (gcov_exit): Adjust.
3637 * gcov-dump.c (tag_function, tag_blocks, tag_arcs, tag_lines,
3638 tag_arc_counts, tag_summary): Return void. Adjust.
3639 (struct tag_format): Adjust proc member.
3640 (dump_file): Adjust gcov calls.
3642 2003-04-11 Alexandre Oliva <aoliva@redhat.com>
3644 * Makefile.in (fixinc.sh): Pass BUILD_LIBERTY as LIBERTY to
3645 mkfixinc.sh.
3646 * fixinc/mkfixinc.sh (defs): Add LIBERTY.
3647 * configure.in (STMP_FIXINC, STMP_FIXPROTO): Don't disable on
3648 build != host sysrooted builds.
3649 * configure.in (SYSTEM_HEADER_DIR): Make sure it contains
3650 TARGET_SYSTEM_ROOT even on sysrooted natives.
3651 * configure: Rebuilt.
3653 2003-04-10 Zack Weinberg <zack@codesourcery.com>
3655 * c-decl.c (struct binding_level): Add shadowed_tags and
3656 function_body; remove this_block, tag_transparent, and
3657 subblocks_tag_transparent; update comments.
3658 (clear_binding_level, lookup_tag_reverse): Kill.
3659 (make_binding_level): Use ggc_alloc_cleared or memset.
3660 (lookup_tag): Remove struct binding_level* parameter. All
3661 callers changed. Just look at IDENTIFIER_TAG_VALUE, and
3662 current_binding_level->tags if asked for thislevel_only or if
3663 we might have to diagnose "struct foo; union foo;"
3664 (pushlevel): Ignore argument. Do not push another binding
3665 level on the transition from the parameters to the top level
3666 of the function body; just tweak the flags and proceed.
3667 (poplevel): Overhaul. Clear IDENTIFIER_TAG_VALUEs; on exiting
3668 a function body, separate the parameter list from the
3669 top-level local variables.
3670 (set_block): Do nothing.
3671 (pushtag): Set IDENTIFIER_TAG_VALUE and add an entry to
3672 shadowed_tags if necessary.
3673 (warn_if_shadowing): Nuke the special case for local shadowing
3674 parameter.
3675 (pushdecl): Do not create a shadow entry if we are replacing
3676 an older decl in the same binding level.
3677 (pushdecl_function_level): Tweak for new way of indicating
3678 function scope.
3679 (shadow_tag_warned): Use TYPE_NAME, not lookup_tag_reverse.
3680 (start_function): Don't set subblocks_tag_transparent.
3681 (finish_function): Fix up the binding_level stack for totally
3682 empty functions. Otherwise, don't call poplevel.
3684 * c-common.c (shadow_warning): MANDATORY argument is no longer
3685 necessary. Always use plain warning.
3686 * c-common.h: Update to match.
3688 * cfglayout.c (scope_to_insns_initialize): Clear block when we
3689 hit the FUNCTION_DECL.
3690 * function.c: Do not create cyclic tree structure.
3692 2003-04-10 Zack Weinberg <zack@codesourcery.com>
3694 * c-tree.h (struct lang_identifier): Replace global_value,
3695 local_value members with symbol_value, tag_value. Kill
3696 implicit_decl and limbo_value.
3697 (IDENTIFIER_GLOBAL_VALUE, IDENTIFIER_LOCAL_VALUE,
3698 IDENTIFIER_LIMBO_VALUE, IDENTIFIER_IMPLICIT_DECL,
3699 C_MISSING_PROTOTYPE_WARNED): Kill.
3700 (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE,
3701 C_DECL_IMPLICIT, C_DECL_ISNT_PROTOTYPE): New.
3702 (C_DECL_ANTICIPATED): Rename to C_DECL_INVISIBLE.
3703 (implicit_decl_warning, lookup_name_current_level,
3704 record_function_scope_shadow): Don't prototype.
3705 (pushdecl_function_level): Prototype.
3707 * c-decl.c (truly_local_externals): New variable.
3708 (struct binding_level): Adjust commentary.
3709 (get_function_binding_level, clear_limbo_values,
3710 record_function_scope_shadow): Kill.
3711 (lookup_name_current_level, implicit_decl_warning): Are now static.
3712 (any_external_decl, record_external_decl): New static functions.
3713 (clone_underlying type): Split out of pushdecl.
3714 (c_print_identifier): Update to match changes to struct
3715 lang_identifier.
3716 (poplevel): Delete #if 0 block. Make externals invisible
3717 instead of clearing their IDENTIFIER_SYMBOL_VALUEs. Don't
3718 call clear_limbo_values. Refer to IDENTIFIER_SYMBOL_VALUE not
3719 IDENTIFIER_GLOBAL_VALUE or IDENTIFIER_LOCAL_VALUE.
3720 (duplicate-decls): For real parm decl after a forward decl,
3721 set TREE_ASM_WRITTEN here. Allow void foo(...) followed by
3722 foo(...) { } with only a warning. Say whether a previous
3723 declaration was implicit.
3724 (warn_if_shadowing): Now handles all shadowing, not just
3725 local-over-local. Clarify comments.
3726 (pushdecl): Rewritten. There is no longer a distinction
3727 between global and local symbol values; they're all
3728 IDENTIFIER_SYMBOL_VALUE. Call record_external_decl on all
3729 DECL_EXTERNAL decls, and use any_external_decl to check
3730 against previous externals. Kill #if 0 blocks. Don't
3731 tolerate error_mark_node being NULL.
3732 (pushdecl_top_level): Handle only those cases which
3733 Objective C (the only user) needs.
3734 (pushdecl_function_level): New function.
3735 (implicitly_declare): Create ordinary decls with
3736 C_DECL_IMPLICIT set. Recycle old decls, however they got
3737 created.
3738 (lookup_name): It's always IDENTIFIER_SYMBOL_VALUE. Return 0
3739 for C_DECL_INVISIBLE symbols.
3740 (lookup_name_current_level): Likewise. Use chain_member.
3741 (c_make_fname_decl): Don't muck with DECL_CONTEXT.
3742 Use pushdecl_function_level.
3743 (builtin_function): Use C_DECL_INVISIBLE.
3744 (start_function): Don't muck with IDENTIFIER_IMPLICIT_DECL.
3745 Use C_DECL_ISNT_PROTOTYPE and C_DECL_IMPLICIT.
3746 (store_parm_decls): It's IDENTIFIER_SYMBOL_VALUE now.
3747 (identifier_global_value): Same. Must scan
3748 global_binding_level in extremis.
3750 * c-typeck.c (undeclared_variable): New static function, split
3751 from build_external_ref.
3752 (build_external_ref): Use DECL_CONTEXT, not
3753 IDENTIFIER_LOCAL_VALUE, to decide whether a local hides
3754 an instance variable. Restructure for clarity.
3755 * objc/objc-act.c: Use identifier_global_value, not
3756 IDENTIFIER_GLOBAL_VALUE.
3758 2003-04-08 Jonathan Wakely <redi@gcc.gnu.org>
3760 * doc/extend.texi (Template Instantiation): Refer to ISO standard,
3761 not Working Paper.
3762 * doc/invoke.texi (C++ Dialect Options): Same.
3764 2003-04-10 Zack Weinberg <zack@codesourcery.com>
3766 * tree.c (tree_operand_check_failed): New function.
3767 * tree.h (TREE_OPERAND_CHECK, TREE_OPERAND_CHECK_CODE,
3768 TREE_RTL_OPERAND_CHECK): New checking macros.
3769 (TREE_OPERAND, SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL,
3770 RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, WITH_CLEANUP_EXPR_RTL,
3771 CONSTRUCTOR_ELTS, LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY,
3772 EXIT_BLOCK_RETURN, LOOP_EXPR_BODY, EXPR_WFL_NODE,
3773 EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME, TARGET_EXPR_SLOT,
3774 TARGET_EXPR_INITIAL, TARGET_EXPR_CLEANUP): Use the new
3775 checking macros.
3777 Thu Apr 10 23:52:30 CEST 2003 Jan Hubicka <jh@suse.cz>
3779 PR inline-asm/8803
3780 * function.c (instantate_virtual_regs): Verify that all ASM statements
3781 match after the virutal regs instantiation.
3783 2003-04-10 Steve Ellcey <sje@cup.hp.com>
3785 * ia64-protos.h (addp4_optimize_ok): New.
3786 * ia64.c (addp4_optimize_ok): New.
3787 * ia64.md (*ptr_extend_plus_1): Use addp4_optimize_ok.
3788 (*ptr_extend_plus_2): Ditto.
3790 2003-04-10 Steve Ellcey <sje@cup.hp.com>
3792 * expr.c (expand_assignment): Extend offset_rtx with convert_to_mode
3793 not with convert_memory_address.
3794 (store_constructor): Ditto, and same for copy_size_rtx.
3795 (expand_expr): Ditto.
3797 2003-04-10 Douglas B Rupp <rupp@gnat.com>
3799 * config/i386/i386.c (ix86_ms_bitfield_layout_p): Fix formatting.
3801 2003-04-10 Bob Wilson <bob.wilson@acm.org>
3803 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Flush data cache
3804 even if it is configured to be write-through.
3806 2003-04-10 Ulrich Weigand <uweigand@de.ibm.com>
3808 * config/s390/s390.c (larl_operand): Do not allow symbols
3809 marked with '@'.
3810 (s390_encode_section_info): Mark symbols with forced 1-byte
3811 alignment with '@'.
3812 (s390_strip_name_encoding): Strip '@'.
3813 (legitimize_pic_address): Handle symbols that are not valid
3814 LARL operands in 64-bit mode.
3816 2003-04-10 Andrew Haley <aph@redhat.com>
3818 * tree-inline.c (inlinable_function_p): Disable inlining for
3819 synchronized methods.
3821 2003-04-09 Steven Bosscher <steven@gcc.gnu.org>
3823 * c-common.h (lang_statement_code_p): Remove declaration.
3824 (statement_code_p): Ditto.
3825 (c_common_stmt_codes): Define; list of c-common statement codes.
3826 (statement_code_p): New extern declaration.
3827 (STATEMENT_CODE_P): Define.
3828 (INIT_STATEMENT_CODES): Define.
3829 * c-common.c (statement_code_p): Kill the function, declare
3830 as an array of bools instead.
3831 (lang_statement_code_p): Remove.
3832 (walk_stmt_tree): Use STATEMENT_CODE_P not statement_code_p.
3833 (c_safe_from_p): Ditto.
3834 * c-objc-common.c (c_objc_common_init): Use INIT_STATEMENT_CODES
3835 to initialize the statement_code_p array.
3836 * tree-inline.c (walk_tree): Use STATEMENT_CODE_P instead of
3837 statement_code_p.
3838 (copy_tree_r): Ditto.
3839 * cp/cp-tree.h (cp_stmt_codes): Define; list of C++ specific
3840 statement tree codes.
3841 * cp/lex.c (cxx_init): Add missing print line break. Use
3842 INIT_STATEMENT_CODES to initialize the statement_code_p array.
3843 * cp/parser.c (cp_parser_statement): Use STATEMENT_CODE_P
3844 instead of statement_code_p.
3845 * cp/pt.c (tsubst_expr): Ditto.
3846 * cp/tree.c (verify_stmt_tree_r): Ditto.
3847 (cp_statement_code_p): Remove.
3848 (init_tree): Don't set lang_statement_code_p, it's gone.
3850 2003-04-09 Dan Nicolaescu <dann@ics.uci.edu>
3851 Zack Weinberg <zack@codesourcery.com>
3853 * regrename.c (struct du_chain): Use a bitfield for reg_class.
3854 * cse.c (struct qty_table_elem, struct table_elt, struct set):
3855 Use bitfields for fields holding enum rtx_code or
3856 enum machine_mode values. Add comments explaining size choices.
3858 2003-04-09 Alexandre Oliva <aoliva@redhat.com>
3860 * config/fp-bit.c (unpack_d): Handle pair of doubles with
3861 different signs correctly.
3863 2003-04-09 Vladimir Makarov <vmakarov@redhat.com>
3865 * sched-deps.c (reg_pending_barrier_mode): New enumeration.
3866 (reg_pending_barrier): Make it of the enumeration type.
3867 (sched_analyze_2): Define the barrier as MOVE_BARRIER or
3868 TRUE_BARRIER.
3869 (sched_analyze): Ditto.
3870 (sched_analyze_insn): Ditto. Use anti-dependencies for
3871 MOVE_BARRIER and true-dependencies as TRUE_BARRIER.
3872 (init_deps_global): Initialize the barrier as NO_BARRIER.
3874 2003-04-09 Vladimir Makarov <vmakarov@redhat.com>
3876 * config/ia64/ia64.c (issue_nops_and_insn): Add new parameter.
3877 Check that asm insn starts on a new cycle. Add nops after asm
3878 insn to end bundle.
3879 (bundling): Move insn type evaluation from the loop. Call
3880 issue_nops_and_insn with the new parameter. Ignore changing
3881 position for nops after asm insn.
3883 2003-04-09 Alexandre Oliva <aoliva@redhat.com>
3885 * optabs.c: Comment that gen_add2_insn and others may actually
3886 return emitted insns, if the gen functions turn out to return
3887 emitted insns.
3888 * reload1.c (reload_cse_move2add): Cope with emitted insns from
3889 gen_add2_insn.
3891 2003-04-09 Richard Henderson <rth@redhat.com>
3893 * config/ia64/ia64.c (move_operand): Allow symbolic_operand,
3894 but not tls_symbolic_operand.
3895 (ia64_expand_load_address): Remove scratch operand.
3896 (ia64_expand_tls_address): Split out from ia64_expand_move.
3897 (ia64_expand_move): Split symbolics only after reload.
3898 (ia64_emit_cond_move): New.
3899 * config/ia64/ia64-protos.h: Update.
3900 * config/ia64/ia64.md (movsi_symbolic, movdi_symbolic): Remove.
3901 (symbolic splitter): Accept SImode operands too.
3902 (cmove splitter): Use ia64_emit_cond_move.
3904 2003-04-09 Nick Clifton <nickc@redhat.com>
3906 * doc/install.texi: Note that ARM toolchains need binutils 2.13 or
3907 newer.
3908 * config/arm/elf.h (SUBTARGET_ASM_FLOAT_SPEC): Pass -mfpu=softfpa
3909 instead of -mno-fpu.
3910 * config/arm/semi.h (ASM_SPEC): Likewise.
3911 * config/arm/xscale-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Likewise,
3912 but only if -msoft-float is specified pass. Otherwise pass
3913 -mfpu=softvfp.
3915 2003-04-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3917 * function.c (purge_addressof): Use free_INSN_LIST_node instead of
3918 free_EXPR_LIST_node.
3920 2003-04-08 Roger Sayle <roger@eyesopen.com>
3922 * fold-const.c (fold): Use "fold" following build in more places.
3923 Optimize sqrt(x)*sqrt(x) as x, pow(x,y)*pow(z,y) as pow(x*z,y),
3924 pow(x,y)*pow(x,z) as pow(x,y+z) and x/pow(y,z) as x*pow(y,-z).
3926 2003-04-08 Roger Sayle <roger@eyesopen.com>
3928 * builtins.c (fold_builtin): Constant fold expressions as x*0.5
3929 instead of x/2.0. Optimize sqrt(pow(x,y)) as pow(x,y*0.5),
3930 log(pow(x,y)) as y*log(x), pow(exp(x),y) as exp(x*y),
3931 pow(sqrt(x),y) as pow(x,y*0.5) and pow(pow(x,y),z) as pow(x,y*z).
3932 Delete function scope "fcode" variable to avoid shadowing.
3934 2003-04-08 Kevin Buettner <kevinb@redhat.com>
3936 * dwarf2out.c (DWARF_ARANGES_HEADER_SIZE, DWARF_ARANGES_PAD_SIZE):
3937 Take into account DWARF_INITIAL_LENGTH_SIZE.
3939 2003-04-08 Hans-Peter Nilsson <hp@axis.com>
3941 * reorg.c (fill_slots_from_thread): When considering changing the
3942 insn following a reg-to-reg copy insn to use the source reg of the
3943 copy, bail out if there's overlap between the registers.
3945 2003-04-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3947 * function.c (postponed_insns): New.
3948 (purge_addressof_1): Postpone processing of insns if addressofs
3949 are not put into stack.
3950 (purge_addressof): Process postponed insns.
3952 2003-04-08 J"orn Rennecke <joern.rennecke@superh.com>
3954 * sh.h (NORMAL_MODE): If interrupt handler and TARGET_FMOVD,
3955 this is FP_MODE_DOUBLE .
3956 * sh.c (ra.h): #include.
3957 (push_regs): Add second parameter. Changed all callers.
3958 If necessary, set fpscr before saving floating point registers.
3959 (calc_live_regs): If interrupt handler and TARGET_FMOVD, always
3960 do saves / restores with SZ == 1.
3961 (sh_expand_prologue): If interrupt handler, don't use gen_toggle_sz.
3962 (sh_expand_epilogue): Likewise. For TARGET_FMOVD, if floating point
3963 registers are being restored, restore FPSCR only after restoring them.
3965 2003-04-08 Aldy Hernandez <aldyh@redhat.com>
3967 * config/rs6000/rs6000.c (rs6000_init_builtins): Set opaque types
3968 regardless of architecture.
3969 (spe_init_builtins): Change V2SI and V2SF types to opaque types.
3971 2003-04-08 J"orn Rennecke <joern.rennecke@superh.com>
3973 * sh.c (push_regs, calc_live_regs): Return int. Take single
3974 HARD_REG_SET * parameter. Changed all callers.
3976 Tue Apr 8 11:12:07 CEST 2003 Jan Hubicka <jh@suse.cz>
3978 * i386.c (legitimate_pic_address_disp_p): Do not accept PLUS in the
3979 GOTOFF operand.
3980 (legitimize_pic_address): Move plus outside the unspec.
3981 * i386.c (legitimate_constant_p): Check (CONST (PLUS (UNSPEC ...
3982 for validity.
3984 2003-04-08 Nathan Sidwell <nathan@codesourcery.com>
3986 * gcov-io.h (gcov_save_position): Remove __inline__ from
3987 declaration.
3989 2003-04-07 Matt Kraai <kraai@alumni.cmu.edu>
3991 * doc/install.texi: Use @command and @samp for single- and
3992 multi-word commands respectively.
3993 * doc/makefile.texi: Likewise.
3994 * doc/sourcebuild.texi: Likewise.
3996 2003-04-07 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3997 Richard Henderson <rth@redhat.com>
3999 PR c/9516
4000 * expr.c (safe_from_p): Rearrange to avoid deep recursion in
4001 favour of looping and tail recursion for TREE_LIST and binops.
4003 2003-04-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4005 * loop.h (REGNO_FIRST_LUID, REGNO_LAST_LUID): Provide defaults
4006 for insns without luid.
4008 2003-04-07 Glen Nakamura <glen@imodulo.com>
4010 PR opt/8634
4011 * explow.c (maybe_set_unchanging): Don't flag non-static const
4012 aggregate type initializers with RTX_UNCHANGING_P.
4014 2003-04-07 Richard Henderson <rth@redhat.com>
4016 PR opt/8634
4017 * function.c (purge_addressof_1): Don't try arithmetics for
4018 unchanging memories.
4020 2003-04-07 Janis Johnson <janis187@us.ibm.com>
4022 * doc/sourcebuild.texi (Test Suites): Document testing support for
4023 gcov and profile-directed optimizations; describe gcc.misc-tests.
4025 Mon Apr 7 22:19:59 CEST 2003 Jan Hubicka <jh@suse.cz>
4027 PR target/10077
4028 * i386.md (movsi_1, movsi_nointerunit_1): Fix SSEMOV alternative.
4030 2003-04-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4032 * doc/rtl.texi (Comparison operations): Update to
4033 record the allowed comparison modes.
4035 2003-04-07 Aldy Hernandez <aldyh@redhat.com>
4037 * config/rs6000/rs6000.c (rs6000_common_init_builtins): Rename all
4038 V2SI_type_node to opaque_V2SI_type_node. Rename all
4039 V2SF_type_node to opaque_V2SF_type_node.
4040 (rs6000_init_builtins): Define opaque_V2SI_type_node and
4041 opaque_V2SF_type_node.
4042 (is_ev64_opaque_type): The types opaque_V2SI_type_node and
4043 opaque_V2SF_type_node are opaque types.
4045 2003-04-07 J"orn Rennecke <joern.rennecke@superh.com>
4047 * gcse.c (replace_store_insn): Use single_set.
4049 2003-04-07 Nathan Sidwell <nathan@codesourcery.com>
4051 Change gcov file interface to single file at a time.
4052 * gcov-io.h: Replace IN_LIBGCC1 with IN_LIBGCOV. Use IN_GCOV.
4053 Convert to C89 prototypes.
4054 (gcov_file, gcov_length, gcov_position, gcov_buffer, gcov_alloc,
4055 gcov_error, gcov_modified): New static variables.
4056 (gcov_open, gcov_close, gcov_read_bytes, gcov_write_bytes): New
4057 functions.
4058 (gcov_write_unsigned, gcov_write_counter, gcov_write_string,
4059 gcov_read_unsigned, gcov_read_counter, gcov_read_string): Adjust.
4060 (gcov_read_summary, gcov_write_summary): Adjust.
4061 (gcov_save_position, gcov_reserve_length, gcov_write_length):
4062 Adjust.
4063 (gcov_resync, gcov_skip, gcov_skip_string): Adjust.
4064 (da_file_open, da_file_close, da_file_eof, da_file_error): Remove.
4065 (da_file_position, da_file_seek, da_file_write, da_file_read):
4066 Remove.
4067 (gcov_error, gcov_eof, gcov_ok, gcov_time): New functions.
4068 * gcov.c (gcov_type): Don't typedef here.
4069 (IN_GCOV): #define
4070 (read_graph_file, read_count_file): Adjust.
4071 * gcov-dump.c (gcov_type): Don't typedef here.
4072 (IN_GCOV): #define.
4073 (tag_function, tag_blocks, tag_arcs, tag_lines, tag_arc_counts):
4074 Remove FILE parameter, adjust.
4075 (struct tag_format): Adjust proc member.
4076 (dump_file): Adjust.
4077 * libgcov.c (IN_LIBGCOV): #define.
4078 (gcov_exit): Adjust.
4079 * loop-init.c: Don't #include gcov-io.h
4080 * profile.c (struct counts_entry): New structure to hold counter
4081 values.
4082 (struct section_reference, struct da_index_entry): Remove.
4083 (bbg_file, da_file): Remove.
4084 (htab_counts_index_hash, htab_counts_index_eq,
4085 htab_counts_index_del): Replace with ...
4086 (htab_counts_entry_hash, htab_counts_entry_eq,
4087 htab_counts_entry_del): ... these.
4088 (cleanup_counts_index, index_counts_file): Remove.
4089 (read_counts_file): New function.
4090 (get_exec_counts): Adjust.
4091 (compute_branch_probabilities): Don't free the exec counts here.
4092 (branch_prob): Adjust.
4093 (init_branch_prob): Adjust.
4094 (end_branch_prob): Adjust.
4096 2003-04-07 Aldy Hernandez <aldyh@redhat.com>
4098 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4099 -mfloat-gprs.
4101 * config/rs6000/rs6000.c: Delete rs6000_fprs.
4102 Declare rs6000_float_gprs.
4103 Declare rs6000_float_gprs_string.
4104 (rs6000_parse_float_gprs_option): New.
4105 (rs6000_override_options): Genericize rs6000_parse_* calls to use
4106 rs6000_parse_yes_no_option.
4107 Change check for cpu=8540, to use TARGET_E500.
4108 (rs6000_parse_isel_option): Delete.
4109 (rs6000_parse_spe_option): Delete.
4110 (rs6000_parse_vrsave_option): Delete.
4112 * config/rs6000/rs6000.h: Rename rs6000_fprs to rs6000_float_gprs.
4113 Define rs6000_float_gprs_string.
4114 (TARGET_OPTIONS): Add rs6000_float_gprs option.
4116 * config/rs6000/eabi.h (TARGET_FPRS): Change to use rs6000_float_gprs.
4118 * config/rs6000/eabispe.h: Set rs6000_float_gprs.
4120 Mon Apr 7 14:36:24 CEST 2003 Jan Hubicka <jh@suse.cz>
4122 PR opt/10024
4123 * cfglayout.c (cfg_layout_redirect_edge):
4124 Redirect any branch edges unified with the fallthru one.
4125 * cfgrtl.c (force_nonfallthru_and_redirect): Do not special
4126 case fallthru edges when called via cfglayout.c
4128 2003-04-07 J"orn Rennecke <joern.rennecke@superh.com>
4130 * c-typeck.c (output_init_element): Check for type == error_mark_node.
4132 2003-04-07 Kazu Hirata <kazu@cs.umass.edu>
4134 * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Always
4135 split.
4136 (a splitter): Do zero-extension via HImode.
4138 2003-04-07 James A. Morrison <ja2morri@uwaterloo.ca>
4140 * doc/invoke.texi: Eliminate extra white-space caused by
4141 @gccoptlist{ on its own line.
4142 * doc/invoke.texi: Ensured there are two spaces between each option.
4143 * doc/invoke.texi: Re-wrapped option lines that were too wide.
4144 Added @gol to options that didn't have them.
4146 2003-04-07 James A Morrison <ja2morri@student.math.uwaterloo.ca>
4148 * doc/extend.texi (Darwin Pragmas): Fix spelling of Mac OS.
4150 2003-04-06 Zack Weinberg <zack@codesourcery.com>
4152 * tree.c (tree_size): For all 'c' and 'x' nodes, look directly
4153 at the sizes of the relevant structures, rather than relying
4154 on TREE_CODE_LENGTH. Call lang_hooks.tree_size to get the
4155 sizes of any such we don't know about. Use
4156 lang_hooks.identifier_size for IDENTIFIER_NODE.
4158 (initializer_zerop): Use CONSTRUCTOR_ELTS.
4159 * tree.def: Update commentary. Make fourth element of
4160 the definition for all 'c' and 'x' nodes zero.
4162 * langhooks.h: New hook, tree_size / LANG_HOOKS_TREE_SIZE.
4163 * langhooks-def.h: Update to match.
4164 * langhooks.c: New default, lhd_tree_size.
4166 * c-common.def (SRCLOC): Kill.
4167 * c-pretty-print.c (pp_c_postfix_expression [case SRCLOC]):
4168 Remove entirely - was already #if-ed out.
4171 2003-04-06 Zack Weinberg <zack@codesourcery.com>
4173 * mklibgcc.in: Use a here document to avoid running afoul of
4174 shells that generate control-A from "echo \1".
4176 2003-04-06 Aldy Hernandez <aldyh@redhat.com>
4178 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mspe
4179 option.
4181 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4182 rs6000_spe.
4184 * config/rs6000/eabi.h (TARGET_E500): Define.
4186 * config/rs6000/rs6000.h (TARGET_E500): Define.
4187 (TARGET_OPTIONS): Add spe= option.
4188 Declare rs6000_spe and rs6000_spe_string extern.
4190 * config/rs6000/rs6000.c (branch_positive_comparison_operator):
4191 Change TARGET_SPE to TARGET_E500.
4192 (ccr_bit): Change TARGET_SPE to TARGET_E500. Check for
4193 !TARGET_FPRS.
4194 (print_operand): Same.
4195 (rs6000_generate_compare): Same.
4196 (output_cbranch): Same.
4197 (rs6000_spe): Declare.
4198 (rs6000_spe_string): Declare.
4199 (rs6000_override_options): Call rs6000_parse_spe_option.
4200 (rs6000_parse_spe_option): New.
4202 2003-04-06 Steven Bosscher <steven@gcc.gnu.org>
4204 * hashtable.c (gcc_obstack_init): Delete this function
4205 and everything related to it.
4206 * hashtable.h: Remove prototype.
4207 * bitmap.c (bitmap_element_allocate): Cleanup redundant
4208 defines. Cleanup some unnecessary whitespace.
4209 * defaults.h (obstack_chunk_alloc): Redefine with
4210 appropriate casts for libiberty obstacks.
4211 (obstack_chunk_free): Ditto.
4212 (OBSTACK_CHUNK_SIZE): Define, default to 0.
4213 (gcc_obstack_init): Define as a call to _obstack_begin.
4214 * tree.c (print_obstack_statistics): Delete this unused
4215 function.
4216 * tree.h (obstack): Don't forward-declare.
4217 (print_obstack_statistics): Delete prototype.
4218 (print_obstack_name): Ditto.
4219 (gcc_obstack_init): Ditto.
4220 * rtl.h (gcc_obstack_init): Ditto.
4221 * java/jv-scan.c (gcc_obstack_init): Delete this
4222 function, its prototype and related defines.
4223 * java/jvgenmain.c (gcc_obstack_init): Delete this
4224 function, and related defines.
4225 * java/parse-scan.y (obstack_chunk_alloc): Don't define.
4226 (obstack_chunk_free): Ditto
4228 2003-04-06 Geoffrey Keating <geoffk@apple.com>
4230 * dbxout.c (dbxout_handle_pch): Move prototype out from
4231 #if defined DBX_DEBUGGING_INFO.
4233 2003-04-05 Nathan Sidwell <nathan@codesourcery.com>
4235 * gcov.c (struct arc_info): Replace local_span with cycle.
4236 (struct block_info): Replace u.span with u.cycle. Add is_call_return.
4237 (solve_flow_graph): Set is_call_return.
4238 (add_line_counts): Adjust. In block mode, blocks attach to last line.
4239 (accumulate_line_counts): Find graph cycles, not spanning tree.
4240 (output_branch_count): Adjust.
4241 (output_lines): Adjust.
4242 * doc/gcov.texi: Update.
4244 2003-04-06 Kazu Hirata <kazu@cs.umass.edu>
4246 * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Change
4247 the second alternative to "#".
4249 2003-04-05 Kazu Hirata <kazu@cs.umass.edu>
4251 * config/h8300/h8300.c (single_one_operand): Use GET_MODE_MASK.
4252 (single_zero_operand): Likewise.
4254 2003-04-05 Daniel Berlin <dberlin@dberlin.org>
4256 * Makefile.in (df.o): Depend on alloc-pool.h, not obstack.h.
4257 * df.c: Include alloc-pool.h, not obstack.h.
4258 (df_ref_obstack): Remove.
4259 (df_ref_pool, df_link_pool): Add pools.
4260 (df_alloc): Init the new pools.
4261 (df_free): And free them.
4262 (df_link_create): Use the pools.
4263 (df_ref_create): Ditto.
4265 2003-04-05 Kazu Hirata <kazu@cs.umass.edu>
4267 * simplify-rtx.c: Fix formatting.
4269 2003-04-05 Andrew Pinski <apinski@apple.com>
4271 * config/rs6000/rs6000.c (addrs_ok_for_quad_peep): Allow addr2
4272 reg with reg1 == reg2 and offset1 = -8.
4274 2003-04-05 David Edelsohn <edelsohn@gnu.org>
4276 * config/rs6000/rs6000.c (rs6000_rtx_costs): Halve Power4
4277 multiply costs. Correct Power4 divide costs.
4278 * config/rs6000/power4.md: Restore multiply and FP latency.
4280 2003-04-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4282 * alias.c (find_base_term): Export.
4283 * rtl.h (find_base_term): Declare.
4284 * gcse.c (find_moveable_store): Test for flag_non_call_exceptions
4285 instead of flag_exceptions. Move test for parameter passing ...
4286 (store_killed_in_insn): ... here.
4288 2003-04-05 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4290 PR bootstrap/10267
4291 * doc/install.texi (*-*-solaris2): /bin/ksh is not just recommended
4292 for configuring.
4294 2003-04-04 Geoffrey Keating <geoffk@apple.com>
4296 * dbxout.c (scope_labelno): Add GTY.
4297 (have_used_extensions): Add GTY.
4298 (source_label_number): Add GTY.
4299 (lastfile): Add GTY.
4300 (lastfile_is_base): New.
4301 (base_input_file): New.
4302 (dbxout_handle_pch): New.
4303 (dbx_debug_hooks): Add handle_pch.
4304 (xcoff_debug_hooks): Likewise.
4305 (dbxout_function_end): Remove scope_labelno.
4306 (dbxout_init): Set base_input_file.
4307 (dbxout_handle_pch): New.
4308 (dbxout_source_file): Honour lastfile_is_base.
4309 * dwarfout.c (dwarf_debug_hooks): Add dummy handle_pch.
4310 * sdbout.c (sdb_debug_hooks): Add dummy handle_pch.
4311 * vmsdbgout.c (vmsdbg_debug_hooks): Add dummy handle_pch.
4312 * dwarf2out.c (dwarf2_debug_hooks): Add dummy handle_pch.
4313 * debug.c (do_nothing_debug_hooks): Add dummy handle_pch.
4314 * debug.h (struct gcc_debug_hooks): Add handle_pch.
4315 * c-pch.c (pch_init): Don't call start_source_file, but do call
4316 handle_pch.
4317 (c_common_write_pch): Call handle_pch.
4318 (c_common_read_pch): Don't call start_source_file,
4319 or end_source_file.
4321 Fri Apr 4 17:43:52 2003 Olivier Hainque <hainque@act-europe.fr>
4323 * emit-rtl.c (get_mem_attrs): Adjust alignment tests determining
4324 use of default attributes to agree MEM_ALIGN macro.
4326 Fri Apr 4 17:33:24 2003 Joel Brobecker <brobecker@gnat.com>
4328 * dbxout.c (dbxout_type): When printing type index of range type
4329 whose bounds are printed in octal format, print type of parent type if
4330 it exists so enumerated type descriptions are not transformed
4331 into unsigned types.
4333 2003-04-04 Kazu Hirata <kazu@cs.umass.edu>
4335 * config/h8300/h8300-protos.h: Add a prototype for
4336 compute_a_shift_cc.
4337 * config/h8300/h8300.c (shift_one): Update the CC status.
4338 (shift_two): Likewise.
4339 (output_a_shift_cc): Set cc_inline and cc_special.
4340 (compute_a_shift_cc): New.
4341 * config/h8300/h8300.md (shift insns): Use compute_a_shift_cc.
4343 2003-04-04 Richard Henderson <rth@redhat.com>
4345 * cse.c (fold_rtx): Fix 03-30 change; do check insn non-null.
4347 2003-04-04 Loren James Rittle <ljrittle@acm.org>
4349 * fixinc/inclhack.def (bsd_stdio_attrs_conflict): New.
4350 * fixinc/fixincl.x: Rebuilt.
4351 * fixinc/tests/base/stdio.h: Regenerated.
4353 2003-04-04 Nathan Sidwell <nathan@codesourcery.com>
4355 * gcov.c (accumulate_line_counts): Fix span tree merge bug.
4357 Fri Apr 4 15:58:52 2003 J"orn Rennecke <joern.rennecke@superh.com>
4359 * sh.h (ACTUAL_NORMAL_MODE): New macro, broken out of
4360 (NORMAL_MODE).
4361 * sh.c (fpscr_set_from_mem): Use ACTUAL_NORMAL_MODE.
4363 2003-04-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4365 * doc/contrib.texi (Contributors): Add entries for Wolfgang
4366 Bangerth, DJ Delorie, Christian Ehrhardt, Christopher Faylor,
4367 Nathanael Nerode, Diego Novillo, Hartmut Penner, Volker Reichelt,
4368 Danny Smith, and Ulrich Weigand.
4369 Update Kriang Lerdsuwanakij and fix a typo in Janis Johnson's
4370 entry.
4372 2003-04-04 Nick Clifton <nickc@redhat.com>
4374 * config/sparc/sol2-bi.h: Revert previous delta.
4375 * config/sparc/sol2-gas-bi.h (AS_SPARC64_FLAG): Prepend -TSO
4377 2003-04-04 Nick Clifton <nickc@redhat.com>
4379 * config/v850/v850.c (expand_prologue): Only use register save
4380 helper functions if long calls are not being used.
4381 Add a clobber of r11 id using long calls.
4382 (pattern_is_ok_for_prologue): Account for the extra clobber.
4383 (construct_save_jarl): Likewise.
4384 * config/v850/v850.md (prolog pattern): Do not use this pattern
4385 for v850e's.
4387 2003-04-04 Andreas Schwab <schwab@suse.de>
4389 * stor-layout.c (layout_decl): Avoid syntax error in last change
4390 when PCC_BITFIELD_TYPE_MATTERS is defined but not
4391 EMPTY_FIELD_BOUNDARY.
4393 2003-04-03 Jason Merrill <jason@redhat.com>
4395 PR c/10175
4396 * jump.c (never_reached_warning): Revert patch of 2002-11-02.
4397 Look backwards for a line note.
4399 2003-04-03 Neil Booth <neil@daikokuya.co.uk>
4401 * fix-header.c (read_scan_file): Defer switch processing.
4403 2003-04-03 Matt Austern <austern@apple.com>
4405 * cpppch.c (reset_ht): Remove.
4406 (cpp_read_state): Remove loop to reset hashtable identifiers.
4407 * ggc-common.c (gt_pch_save): Add call to gt_pch_fixup_stringpool
4408 after pch file is written.
4409 * ggc.h (gt_pch_fixup_stringpool): Declare.
4410 * stringpool.c (ht_copy_and_clear): Define. Callback. Copy
4411 hashnode's value to another hashtable, then clear the original.
4412 (saved_ident_hash): Define.
4413 (gt_pch_save_stringpool): Create saved_ident_hash, use it to
4414 store definitions in ident_hash, and clear ident_hash.
4415 (gt_pch_fixup_stringpool): Define. Restore definitions from
4416 saved_ident_hash to ident_hash, then destroy saved_ident_hash.
4418 Thu Apr 3 22:27:40 CEST 2003 Jan Hubicka <jh@suse.cz>
4420 * cfgrtl.c (update_bb_for_insn): Do not set block for barriers.
4422 2003-04-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4424 PR optimization/10157
4425 * gcse.c (can_copy_p): Rename it to can_copy.
4426 (can_copy_init_p): Remove.
4427 (compute_can_copy): Use can_copy instead of can_copy_p.
4428 (can_copy_p): New exported function. Call compute_can_copy.
4429 (hash_scan_set): Use it.
4430 (gcse_main): Don't call compute_can_copy.
4431 (bypass_jumps): Don't call compute_can_copy.
4432 * rtl.h (can_copy_p): Declare.
4433 * loop.c (scan_loop): Don't move the source and add a reg-to-reg
4434 copy if the mode doesn't support copy operations.
4436 2003-04-03 Jason Merrill <jason@redhat.com>
4438 * Makefile.in (unstrap): Also remove stage_last.
4440 * dwarf2out.c (lookup_filename): Don't check for "<internal>".
4441 (dwarf2out_source_line): Don't do anything if line==0.
4443 * stor-layout.c (do_type_align): New fn, split out from...
4444 (layout_decl): ...here. Do all alignment calculations for
4445 FIELD_DECLs here.
4446 (update_alignment_for_field): Not here.
4447 (start_record_layout, debug_rli): Remove unpadded_align.
4448 * tree.h (struct record_layout_info_s): Remove unpadded_align.
4449 * c-decl.c (finish_enum): Don't set DECL_SIZE, DECL_ALIGN
4450 or DECL_MODE on the CONST_DECLs.
4451 (finish_struct): Don't mess with DECL_ALIGN.
4453 Thu Apr 3 18:57:19 CEST 2003 Jan Hubicka <jh@suse.cz>
4455 * i386.c (print_operand): Do not bypass output_addr_const at flag_pic.
4457 Thu Apr 3 17:08:09 2003 J"orn Rennecke <joern.rennecke@superh.com>
4459 * sh.c (sh_function_ok_for_sibcall): Return 0 if the current
4460 function is an interrupt handler.
4462 * sh.c (sh_expand_epilogue): Avoid clash of temp register for
4463 restoring target registers with EH_RETURN_STACKADJ_RTX; use
4464 multiple registers in round-robin fashion.
4466 2003-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4468 * gengtype-lex.l (IWORD): Add CHAR_BITFIELD.
4469 * system.h (CHAR_BITFIELD): New.
4471 2003-04-03 Kazu Hirata <kazu@cs.umass.edu>
4473 * config/h8300/h8300.md (a peephole2): Generalize to accept GT
4474 and LE.
4475 (another peephole2): Likewise.
4477 2003-04-03 Nick Clifton <nickc@redhat.com>
4479 * config/sparc/sol2-bi.h (ASM_CPU64_DEFAULT_SPEC): Add -TSO.
4480 (DEF_ARCH64_SPEC): Likewise.
4482 Thu Apr 3 09:53:40 CEST 2003 Jan Hubicka <jh@suse.cz>
4484 * i386.c (constant_address_p): Use legitimate_constant_p.
4485 (legitimate_address_p): Do not use CONSTANT_ADDRESS_P.
4487 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
4489 * config/h8300/h8300-protos.h: Add a prototype for
4490 gtle_operator.
4491 * config/h8300/h8300.c (gtle_operator): New.
4492 * config/h8300/h8300.h (PREDICATE_CODES): Add an entry for
4493 gtle_operator.
4494 * config/h8300/h8300.md (a peephole2): Generalize to accept GT
4495 and LE.
4497 2003-04-02 Richard Henderson <rth@redhat.com>
4499 * libgcc-std.ver (_Unwind_GetCFA): New.
4500 * unwind-dw2.c (_Unwind_GetCFA): New.
4501 * unwind-libunwind.c (_Unwind_GetCFA): New.
4502 * unwind-sjlj.c (_Unwind_GetCFA): New.
4503 * unwind.h: Declare it.
4505 Thu Apr 3 00:31:21 CEST 2003 Jan Hubicka <jh@suse.cz>
4507 PR inline-asm/8088
4508 * i386.c (ix86_hard_regno_mode_ok): Return 0 for MMX/SSE registers
4509 when MMX/SSE is not available.
4511 2003-04-02 Mike Stump <mrs@apple.com>
4513 * doc/install.texi (Specific): Update pointers to apple.com.
4515 Thu Apr 3 00:18:49 CEST 2003 Jan Hubicka <jh@suse.cz>
4517 * i386.c (override_options): Disable red zone by default on i386.
4518 (compute_frame_layout, ix86_force_to_memory, ix86_free_from_memory):
4519 Do not test TARGET_64BIT together with TARGET_RED_ZONE
4521 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
4523 * config/h8300/h8300.md (a peephole2): Tighten the condition.
4525 2003-04-02 Richard Henderson <rth@redhat.com>
4527 * longlong.h (umul_ppmm) [alpha]: Use __builtin_alpha_umulh.
4529 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
4531 * config/h8300/h8300.md (a peephole2): New.
4533 2003-04-02 Richard Henderson <rth@redhat.com>
4535 * except.c (sjlj_find_directly_reachable_regions): Recognize when
4536 must-not-throw region has been deleted.
4538 2003-04-02 Richard Henderson <rth@redhat.com>
4540 * dwarf2out.c (output_call_frame_info): Ignore fde->nothrow as an
4541 optimization when flag_exceptions not enabled.
4543 2003-04-02 Vladimir Makarov <vmakarov@redhat.com>
4545 * config/rs6000/rs6000.c
4546 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Redefine the
4547 macros.
4548 (rs6000_issue_rate): Add case for 8540.
4549 (rs6000_use_sched_lookahead): New function.
4551 * config/rs6000/8540.md: Rename SIU units into SU ones and MIU
4552 units into MU ones.
4553 (ppc8540_branch, ppc8540_cr_logical): Add one cycle in the
4554 reservation before retirement.
4555 (ppc8540_multiply, ppc8540_load, ppc8540_store,
4556 ppc8540_simple_float, ppc8540_vector_load, ppc8540_vector_store):
4557 Remove additional cycle in the reservation before retirement.
4558 (ppc8540_mfcr, ppc8540_mtcrf, ppc8540_mtjmpr): Add missed
4559 reservation of ppc8540_issue.
4561 2003-04-02 Andreas Schwab <schwab@suse.de>
4563 * real.c (decode_ieee_single): Fix decoding of SNaN bit.
4565 2003-04-01 Richard Henderson <rth@redhat.com>
4567 * except.c (convert_from_eh_region_ranges_1): Smash REG_EH_REGION
4568 notes for nothrow calls if flag_forced_unwind_exceptions.
4569 (build_post_landing_pads): Mind flag_forced_unwind_exceptions.
4570 (sjlj_find_directly_reachable_regions): Likewise.
4571 (reachable_handlers): Likewise.
4572 (can_throw_external): Likewise.
4573 (collect_one_action_chain): Record cleanups after catch-all and
4574 must-not-throw if flag_forced_unwind_exceptions.
4575 * flags.h (flag_forced_unwind_exceptions): Declare.
4576 * toplev.c (flag_forced_unwind_exceptions): New.
4577 (lang_independent_options): Add it.
4578 * doc/invoke.text: Add it.
4580 2003-04-01 David Mosberger <davidm@hpl.hp.com>
4582 * config/ia64/crti.asm: Clean up trailing whitespace.
4583 Remove trailing hashes (#) from identifiers.
4585 * config/ia64/crtn.asm: Ditto.
4587 * config/ia64/crtend.asm: Remove trailing hashes (#) from
4588 identifiers.
4589 (__do_global_ctors_aux): Align to 32-byte boundary. Add unwind
4590 directives. Drop explicit bundling---it just makes the code
4591 harder to read. Don't save/restore gp needlessly.
4593 * config/ia64/crtbegin.asm: Remove trailing hashes (#) from
4594 identifiers (they're only needed if the identifier would clash
4595 with a register name otherwise).
4596 (__do_global_dtors_aux): Align to 32-byte boundary. Add unwind
4597 directives. Drop explicit bundling---it just makes the code
4598 harder to read.
4599 (__do_jv_register_classes): Ditto.
4600 (.fini_array): Remove "progbits" (newer
4601 assemblers don't like wrong section-types).
4602 (.init_array): Ditto.
4604 2003-04-01 Roger Sayle <roger@eyesopen.com>
4606 PR fortran/9974
4607 * gcse.c (reg_killed_on_edge): New function to test whether the
4608 given reg is overwritten by any instruction queued on an edge.
4609 (bypass_block): Ignore substitutions killed on incoming edges.
4610 Don't bypass outgoing edges that have queued instructions.
4612 2003-04-01 Alexandre Oliva <aoliva@redhat.com>
4614 * real.h (EXP_BITS): Make room for...
4615 (struct real_value): ... added canonical bit.
4616 (struct real_format): Added pnan.
4617 (mips_single_format, mips_double_format, mips_extended_format,
4618 mips_quad_format): New.
4619 * real.c: Copy p to pnan in all formats.
4620 (get_canonical_qnan, get_canonical_snan): Set canonical bit.
4621 (real_nan): Use pnan to compute significand's shift.
4622 (real_identical): Disregard significand in canonical
4623 NaNs.
4624 (real_hash): Likewise. Take signalling into account.
4625 (encode_ieee_single, encode_ieee_double, encode_ieee_quad):
4626 Disregard significand bits in canonical NaNs. Set all bits of
4627 canonical NaN if !qnan_msb_set.
4628 (encode_ibm_extended, decode_ibm_extended): Likewise. Use
4629 qnan_msb_set to tell the base double format.
4630 (ibm_extended_format): Use 53 as pnan.
4631 (mips_single_format, mips_double_format, mips_extended_format,
4632 mips_quad_format): Copied from the corresponding ieee/ibm
4633 formats, with qnan_msb_set false.
4634 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Use mips_extended_format.
4635 * config/mips/linux64.h (MIPS_TFMODE_FORMAT): Use mips_quad_format.
4636 * config/mips/mips.c (override_options): Use mips_single_format
4637 and mips_double_format. Default TFmode to mips_quad_format.
4638 * config/mips/t-linux64 (tp-bit.c): Define QUIET_NAN_NEGATED.
4639 * config/mips/t-irix6: Likewise.
4640 * config/mips/t-mips (fp-bit.c, dp-bit.c): Likewise.
4641 * config/fp-bit.c (pack_d, unpack_d): Obey it.
4643 2003-04-01 Geoffrey Keating <geoffk@apple.com>
4645 * unwind-dw2-fde-darwin.c (DESTRUCTOR_MAY_BE_CALLED_LIVE): New.
4646 (live_image_destructor): Reset image to initial state.
4647 (examine_objects): Set DESTRUCTOR_MAY_BE_CALLED_LIVE.
4649 2003-04-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4651 * config/sparc/sparc.c (input_operand): Accept bare
4652 CONSTANT_P_RTX operands.
4654 2003-04-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4656 * gcse.c (struct ls_expr): Added pattern_regs field.
4657 (ldst_entry): Initialize it.
4658 (extract_mentioned_regs, extract_mentioned_regs_helper): New.
4659 (store_ops_ok): Use regs precomputed by them.
4660 (find_loads, store_killed_in_insn, load_kills_store): Change return
4661 type to bool.
4662 (store_killed_before, store_killed_after): Take position of register
4663 set in account.
4664 (reg_set_info): Store position of the setter.
4665 (gcse_main): Enable store motion.
4666 (mems_conflict_for_gcse_p): Enable load motion of non-symbol mems.
4667 (pre_insert_copy_insn, update_ld_motion_stores, insert_store): Prevent rtl
4668 sharing.
4669 (simple_mem): Enable store motion of non-symbol mems.
4670 (regvec): Type changed.
4671 (LAST_AVAIL_CHECK_FAILURE): New.
4672 (compute_store_table_current_insn): New.
4673 (build_store_vectors): Computation of availability and anticipatability
4674 moved ...
4675 (compute_store_table, find_moveable_store): ... here.
4676 (delete_store): Remove senseless comment.
4677 (store_motion): Reorganize.
4679 2003-04-01 Kevin Buettner <kevinb@redhat.com>
4681 * config/mips/mips.c (override_options): Provide mappings for
4682 HI_REGNUM and LO_REGNUM.
4683 * config/mips/mips.h (MD_DBX_FIRST): Define.
4685 2003-04-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4687 * combine.c (merge_outer_ops): Fix typo.
4689 * varasm.c (make_decl_one_only): Revert 2003-03-09 patch.
4691 2003-04-01 David Edelsohn <edelsohn@gnu.org>
4693 * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md,
4694 power4.md,rios1.md,rios2.md,rs64.md}: Change mult_compare to
4695 imul_compare. Add lmul_compare.
4696 * config/rs6000/power4.md: Bump some latencies. Model extra cycle
4697 in second pair of dispatch slots. Model stores more accurately.
4698 Tweak multiply model. Add bypasses for CR instructions dependent
4699 on complicated compares.
4700 * config/rs6000/rs6000.md (mulsi3): Name imul_compare patterns.
4701 (muldi3): Add lmul_compare patterns.
4702 * config/rs6000/rs6000.c (rs6000_variable_issue): Move FPLOAD_UX
4703 and FPSTORE_UX to split instructions and add COMPARE,
4704 DELAYED_COMPARE, IMUL_COMPARE, LMUL_COMPARE, IDIV, LDIV.
4705 (rs6000_adjust_cost): Add IMUL_COMPARE and LMUL_COMPARE.
4706 (rs6000_rtx_costs): Separate POWER4 multiply case.
4708 2003-04-01 Ulrich Weigand <uweigand@de.ibm.com>
4710 * config/s390/s390.c (s390_fixup_clobbered_return_reg):
4711 Do nothing if __builtin_return_address was not used.
4713 Tue Apr 1 18:18:23 CEST 2003 Jan Hubicka <jh@suse.cz>
4715 * i386.md (test patterns): Allow memory operand in operand1.
4717 2003-02-31 Aldy Hernandez <aldyh@redhat.com>
4719 * testsuite/gcc.c-torture/execute/simd-3.c: New.
4721 * expr.c (expand_expr): Handle VECTOR_CST.
4722 (const_vector_from_tree): New.
4724 * varasm.c (output_constant): Handle VECTOR_CST.
4726 * c-typeck.c (digest_init): Build a vector constant from a
4727 VECTOR_TYPE.
4729 * config/rs6000/rs6000.c: Remove prototype for
4730 easy_vector_constant.
4731 (easy_vector_constant): Add mode parameter. Rewrite to handle
4732 more easy constants.
4733 (rs6000_emit_move): Pass mode to easy_vector_constant.
4734 Call emit_easy_vector_insn for SPE V2SI vector constant moves.
4735 (emit_easy_vector_insn): New.
4736 (easy_vector_same): New.
4737 (EASY_VECTOR_15): New macro.
4738 (EASY_VECTOR_15_ADD_SELF): New macro.
4739 (bdesc_2arg): Rename to xorv2si3.
4740 (easy_vector_constant_add_self): New.
4741 (input_operand): Allow vector constants.
4743 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
4744 easy_vector_constant, easy_vector_constant_add_self.
4745 (EXTRA_CONSTRAINT): Add 'W'.
4747 * config/rs6000/rs6000-protos.h: Add prototype for
4748 easy_vector_constant, emit_easy_vector_insn.
4750 * config/rs6000/altivec.md (xorv8hi3): New.
4751 (xorv16qi3): New.
4752 Remove all _const0 patterns.
4753 (movv4si_internal): Rewrite to use code. Add vector constant to
4754 vector alternative. Add splitter.
4755 (movv8hi_internal): Same.
4756 (movv16qi_internal): Same.
4757 (movv4sf_internal): Same.
4758 Change the unspecs for vspltis* to use constants.
4760 * config/rs6000/spe.md ("xorv4hi3"): New.
4761 ("spe_evxor"): Rename to xorv2si3.
4762 ("xorv1di3"): New.
4763 Remove all _const0 patterns.
4764 (movv2si_internal): Rewrite to use code. Add vector constant to
4765 alternatives. Add splitter.
4766 (movv4hi_internal): Add vector constant to alternatives.
4767 (movv1di_internal): Same.
4768 (movv2sf_internal): Same.
4770 2003-03-31 Mark Mitchell <mark@codesourcery.com>
4772 PR c/9936
4773 * c-decl.c (grokdeclarator): Clear SAVE_EXPR_CONTEXT for
4774 variably-sized arrays in parameters.
4775 (set_save_expr_context): New function.
4776 (c_expand_body): Use it, via walk_tree.
4778 2003-03-31 Eric Christopher <echristo@redhat.com>
4780 * combine.c (can_combine_p): Allow ZERO_EXTRACT and STRICT_LOW_PART.
4781 (combinable_i3pat): Remove call to expand_field_assignment and
4782 #if 0'd code.
4784 2003-03-31 Mark Mitchell <mark@codesourcery.com>
4786 PR c++/10278
4787 * c-common.c (finish_label_address_expr): Handle the
4788 error_mark_node.
4790 2003-03-31 Richard Henderson <rth@redhat.com>
4792 * real.c (real_identical): Reorg so as to not compare
4793 signalling for normals.
4795 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
4797 * config/m68hc11/m68hc11.c (hard_reg_operand): Check the mode.
4799 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
4801 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't rely on REG_WAS_0
4802 notes as they are boggus.
4803 (m68hc11_gen_movqi): Likewise.
4805 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
4807 * config/m68hc11/m68hc11.c (expand_prologue): For an interrupt handler
4808 save the soft registers after the frame pointer so that gdb can unwind
4809 the frame more easily.
4810 (expand_epilogue): Likewise in opposite order; allow to use X register
4811 as scratch if the return value is by reference.
4813 2003-03-31 Jason Merrill <jason@redhat.com>
4815 PR java/10145
4816 * stor-layout.c (update_alignment_for_field): Respect
4817 DECL_USER_ALIGN for zero-length bitfields, too.
4818 * c-decl.c (finish_struct): Don't set DECL_ALIGN for normal
4819 fields.
4821 2003-03-31 Matt Austern <austern@apple.com>
4823 * cpppch.c (struct cpp_savedstate): Add defs and n_defs members.
4824 (count_defs): Keep track of number of defs as well as total size.
4825 (write_defs): Put every definition in cpp_savedstate's defs array.
4826 (comp_hashnode): Define. Comparison function for qsort.
4827 (cpp_write_pch_deps): Sort definitions before writing them.
4828 (struct ht_node_list): Define. Like cpp_savedstate but simpler.
4829 (collect_ht_nodes): Define.
4830 (cpp_valid_state): When verifying that undefined identifiers in
4831 the pch file are still undefined, read a sorted list of undefined
4832 identifiers, collect all defined identifiers into a sorted list,
4833 and walk through both lists to make sure there's no match.
4835 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
4837 * config/h8300/h8300.md (a peephole2): New.
4839 2003-03-31 Michael Matz <matz@suse.de>
4841 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Change 1 into 0.
4843 2003-03-31 Segher Boessenkool <segher@koffie.nl>
4845 PR target/10177
4846 * config/rs6000/rs6000.h (HARD_REGNO_RENAME_OK): New.
4847 * config/rs6000/rs6000.c (compute_vrsave_mask): Don't mark
4848 all call-clobbered registers as used.
4850 2003-03-31 Michael Matz <matz@suse.de>
4852 * cppexp.c (cpp_classify_number): Accept '.' after "0x".
4853 * testsuite/gcc.dg/cpp/c99-hexfloat-3.c: New file.
4855 2003-03-31 Nathan Sidwell <nathan@codesourcery.com>
4857 * gcov.c: Add -a & -u options.
4858 (struct arc_info): Add local_span, is_call_non_return,
4859 is_nonlocal_return, is_unconditional flags, remove is_call flag.
4860 (struct block_info): Add flags, is_call_site, is_nonlocal_return
4861 members. Make encodings a union with span member.
4862 (struct function_info): Add blocks_executed, line, src, line_next
4863 members.
4864 (struct coverage_info): Make branches a union with blocks member.
4865 (struct source_info): Add functions member.
4866 (object_summary, program_count): New global variables.
4867 (flag_all_blocks, flag_unconditional): New flags.
4868 (find_source, output_branch_count): New functions.
4869 (print_usage): Adjust.
4870 (options): Adjust.
4871 (process_args): Adjust.
4872 (read_graph_file) <GCOV_TAG_FUNCTION>: Adjust.
4873 <GCOV_TAG_BLOCKS>: Read flags.
4874 <GCOV_TAG_LINES>: Adjust.
4875 (read_count_file): Process SUMMARY tags.
4876 (solve_flow_graph): Set is_unconditional and clear is_call_site
4877 appropriately.
4878 (add_branch_counts): Adjust. Don't count unconditional branches.
4879 (add_line_counts): Deal with all-blocks mode, accumulate block
4880 coverage.
4881 (accumulate_line_counts): Adjust, generate local spanning tree for
4882 all-blocks mode.
4883 (output_lines): Adjust.
4884 * profile.c (branch_prob): Alter GCOV_FUNCTION_TAG record.
4885 * doc/gcov.texi: Document.
4887 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
4889 * config/h8300/h8300.md: Organize peephole2's that transform
4890 (compare (reg:HI) (const_int)).
4892 2003-03-31 Roger Sayle <roger@eyesopen.com>
4894 * emit-rtl.c (dconstm2, dconsthalf): New real constants.
4895 (init_emit_once): Initialize dconstm2 and dconsthalf here.
4896 * real.h (dconstm2, dconsthalf): Add prototypes here.
4897 * real.c (real_sqrt): Use dconsthalf rather than local copy.
4898 * builtins.c (fold_builtin): When optimizing sqrt(exp(x)) as
4899 exp(x/2.0) remember to fold the division if possible.
4900 Fold sin(0.0) as 0.0, cos(0.0) as 1.0, pow(x,1.0) as x,
4901 pow(x,-1.0) as 1.0/x, pow(x,2.0) as x*x, pow(x,-2.0) as
4902 1.0/(x*x) and pow(x,0.5) as sqrt(x).
4904 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
4906 * config/h8300/h8300.md (a new peephole2): New.
4908 2003-03-31 Richard Sandiford <rsandifo@redhat.com>
4910 * gcse.c (simple_mem): Return false for floating-point accesses
4911 if flag_float_store is true.
4913 2003-03-30 Roger Sayle <roger@eyesopen.com>
4915 * gcse.c (gcse_constant_p): New function to identify constants
4916 suitable for constant propagation, including COMPARE with two
4917 integer constant arguments.
4918 (hash_scan_set): Use gcse_constant_p.
4919 (find_avail_set): Likewise.
4920 (cprop_insn): Likewise.
4921 (do_local_cprop): Likewise.
4922 (find_implicit_sets): Likewise.
4923 (find_bypass_set): Likewise.
4925 2003-03-30 Matt Kraai <kraai@alumni.cmu.edu>
4927 * except.h: Remove definition of varray_type.
4929 2003-03-30 Richard Henderson <rth@redhat.com>
4931 PR opt/10011, opt/10252:
4932 * toplev.c (rest_of_compilation): Run purge_builtin_constant_p
4933 before post-gcse cse pass.
4935 2003-03-30 Roger Sayle <roger@eyesopen.com>
4937 * dojump.c (do_jump): Copy SUBREGs into a pseudo for comparison.
4939 2003-03-30 DJ Delorie <dj@redhat.com>
4941 * profile.c (instrument_edges): Make sure any newly created
4942 jump insns have correct jump label info.
4944 2003-03-30 Richard Henderson <rth@redhat.com>
4946 * cfgbuild.c (make_edges): Use tablejump_p.
4947 * cfgcleanup.c (label_is_jump_target_p): Likewise.
4948 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4949 * cfgrtl.c (flow_delete_block_noexpunge): Likewise.
4950 (try_redirect_by_replacing_jump): Likewise.
4951 (redirect_edge_and_branch): Likewise.
4952 * cse.c (fold_rtx): Likewise.
4953 * jump.c (delete_related_insns): Likewise.
4954 * rtlanal.c (get_jump_table_offset): Likewise.
4955 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): Likewise.
4957 2003-03-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
4959 * Makefile.in (STRICT_WARN): Don't warn for ISO C constructs.
4960 (STRICT2_WARN): Likewise.
4962 2003-03-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4964 PR other/6955
4965 * collect2.c (collect_wait): Use WCOREDUMP and fix output message.
4966 * system.h (WCOREDUMP, WCOREFLG): Define if necessary.
4968 2003-03-30 Richard Henderson <rth@redhat.com>
4970 PR c/10083
4971 * config/alpha/alpha.md (umuldi3_highpart): Change to expander;
4972 don't zero_extend const inputs.
4974 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
4976 * reload1.c (reload_cse_move2add): Fix a comment typo.
4978 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
4980 * config/h8300/h8300.md (a peephole2): Remove useless code.
4982 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
4984 * config/h8300/h8300.md (*iorsi3_and_ashift): New.
4985 (*iorsi3_and_lshiftrt): Likewise.
4986 (*iorsi3_zero_extract): Likewise.
4988 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
4990 * config/h8300/h8300.md (*insv_si_8_8): New.
4991 (*insv_si_8_8_lshiftrt_8): Likewise.
4992 (a peephole2): Likewise.
4994 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4996 * doc/contrib.texi: Add Eric Botcazou and Roger Sayle.
4997 Uniformly use bugfix instead of bug fix.
4999 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5001 PR doc/895
5002 * ONEWS: Remove those items that already appear in the EGCS
5003 release notes on our web pages.
5005 2003-03-29 Alan Modra <amodra@bigpond.net.au>
5007 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Respect
5008 TARGET_HARD_FLOAT. Reformat.
5009 (FUNCTION_ARG_REGNO_P): Likewise, and remove unneeded casts.
5011 2003-03-28 Albert Chin-A-Young <china@thewrittenword.com>
5013 * gcc/fixinc/inclhack.def: Update solaris_mutex_init_1 to
5014 work on Solaris 2.5.1.
5016 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>
5018 * config/h8300/h8300.md (*addsi3_and_r_1): Put under plus:SI
5019 section of h8300.md
5020 (*addsi3_and_nor_r_1): Likewise.
5022 2003-03-29 Ulrich Weigand <uweigand@de.ibm.com>
5024 * config/s390/s390.c (s390_emit_prologoue): Make sure backchain is
5025 set up before any trapping memory access if flag_non_call_exceptions.
5027 2003-03-29 Alan Modra <amodra@bigpond.net.au>
5029 * reload1.c (reload_as_needed): Allow a USE in asm reloads.
5031 * loop.c: (find_mem_in_note_1, find_mem_in_note): Comment.
5033 2003-03-28 Nathanael Nerode <neroden@gcc.gnu.org>
5035 * configure.in: Clarify comments.
5036 * configure: Regenerate.
5038 2003-03-28 Ulrich Weigand <uweigand@de.ibm.com>
5040 * config/s390/s390.md ("literal_pool_31"): Output pool anchor
5041 label even if pool empty when generating PIC.
5042 ("literal_pool_31", "literal_pool_64"): Coding style cleanup.
5044 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>,
5045 Dhananjay Deshpande <dhananjayd@kpit.com>
5047 PR target/10205
5048 * config/h8300/h8300.c (h8300_initial_elimination_offset):
5049 Correct the offset computation when TARGET_NORMAL.
5051 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
5053 PR target/10067
5054 * config/sparc/sparc.md (jump pattern): Correct order
5055 when issuing the annuling marker.
5057 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
5059 PR c/8281
5060 * config/sparc/sparc.md (movdi_insn_sp32_v9): Remove 'f-f' alternative.
5061 (movdi reg/reg split): Match only on sparc32, and v9 when int regs.
5063 2003-03-28 Alan Modra <amodra@bigpond.net.au>
5065 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
5066 globalize_label.
5067 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5068 * config/i960/i960.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5069 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5070 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5071 * config/mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5072 * config/sparc/sparc.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5073 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5075 2003-03-28 Alan Modra <amodra@bigpond.net.au>
5077 * loop.c: (find_mem_in_note_1, find_mem_in_note): New functions.
5078 (replace_loop_mems): Add "written" param. Remove invalid REG_EQUAL
5079 notes after hoisting.
5080 (load_mems): Adjust replace_loop_mems call.
5082 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
5083 Richard Henderson <rth@redhat.com>
5085 PR target/10114 and PR target/10084
5086 * dwarf2out.c (mem_loc_descriptor): Handle LO_SUM.
5088 2003-03-27 Richard Henderson <rth@redhat.com>
5090 * config/alpha/alpha.md (adddi_er_high_l): Valid only after reload.
5092 2003-03-27 Roger Sayle <roger@eyesopen.com>
5094 * fold-const.c (fold_inf_compare): New function to simplify FP
5095 comparisons against +Infinity or -Infinity.
5096 (fold): Optimize floating point comparisons against Infs and NaNs.
5098 2003-03-27 Janis Johnson <janis187@us.ibm.com>
5100 * libgcov.c: Provide only dummy functions if libc is not available.
5102 2003-03-27 Richard Henderson <rth@redhat.com>
5104 * real.h (struct real_value): Add signalling.
5105 (EXP_BITS): Decrement.
5106 * real.c (get_canonical_qnan): Don't set MSB-1.
5107 (get_canonical_snan): Likewise. Set signalling.
5108 (real_identical): Compare signalling.
5109 (round_for_format): Remove force-one-bit on code.
5110 (real_nan): Likewise. Set signalling.
5111 (encode_ieee_single): Add force-one-bit code; honor signalling.
5112 (encode_ieee_double, encode_ieee_extended, encode_ieee_quad): Likewise.
5113 (decode_ieee_single): Set signalling.
5114 (decode_ieee_double, decode_ieee_extended, decode_ieee_quad): Likewise.
5116 2003-03-27 Olivier Hainque <hainque@act-europe.fr>
5118 PR ada/9953
5119 * ada/Makefile.in (gnatlib configuration for HPUX): Split
5120 the general section for HPUX into specific sections for
5121 HPUX 10 and HPUX 11. Fix the setting of TGT_LIB in the HPUX
5122 11 case.
5124 2003-03-27 Glen Nakamura <glen@imodulo.com>
5126 PR opt/10087
5127 * loop.c (loop_givs_reduce): Skip bivs with duplicate locations
5128 while incrementing giv.
5129 (record_biv): Check for duplicate biv locations and
5130 set (struct induction *) v->same if found.
5132 2003-03-27 David Mosberger <davidm@hpl.hp.com>
5134 * unwind-libunwind.c (uw_frame_state_for): Adjust for libunwind
5135 v0.9 API change: replace read of UNW_REG_HANDLER with
5136 unw_get_proc_info().
5137 (_Unwind_GetLanguageSpecificData): Replace read of UNW_REG_LSDA
5138 with unw_get_proc_info().
5139 (_Unwind_GetRegionStart): Replace UNW_REG_PROC_START with
5140 unw_get_proc_info().
5142 2003-03-27 Vladimir Makarov <vmakarov@redhat.com>
5144 * config/rs6000/8540.md: Use presence_set instead of absence_set.
5146 2003-03-26 Richard Henderson <rth@redhat.com>
5148 * c-decl.c (finish_function): Always defer if DECL_DECLARED_INLINE_P.
5150 2003-03-26 Roger Sayle <roger@eyesopen.com>
5152 PR bootstrap/10051, PR bootstrap/10169.
5153 * mips-tfile.c (init_file): Don't provide a static initializer.
5154 (initialize_init_file): Initialize the contents of init_file.
5155 (add_file): Call initialize_init_file if not already initialized.
5157 2003-03-26 Ulrich Weigand <uweigand@de.ibm.com>
5159 * config/s390/s390.c (s390_optimize_prolog): Do not save/restore
5160 registers used for global asm variables.
5161 (s390_frame_info, s390_arg_frame_offset): Likewise.
5162 (s390_emit_prologue, s390_emit_epilogue): Likewise.
5164 2003-03-26 Vladimir Makarov <vmakarov@redhat.com>
5166 * config/rs6000/8540.md: New file.
5168 * config/rs6000/{40x.md, 603.md, 6xx.md, 7450.md, 7xx.md, mpc.md,
5169 power4.md, rios1.md, rios2.md, rs64.md}: Add mult_compare to
5170 reservations for imul.
5172 * config/rs6000/rs6000.md: Include 8540.md. Change
5173 delayed_compare onto mult_compare for insns generating
5174 multiplication.
5175 (mult_compare, fpsimple, brinc, vecdiv, veccmpsimple, vecfdiv):
5176 New type attribute values.
5178 * config/rs6000/spe.md (*negsf2_gp, *abssf2_gpr): Use type
5179 fpsimple instead of fp.
5180 (*divsf3_gpr): Use type vecfdiv instead of fp.
5181 (spe_evfsabs, spe_evfsnabs, spe_evfsneg): Use type vecsimple
5182 instead of vecfloat.
5183 (spe_evfsdive): Use type vecfdiv instead of vecfloat.
5184 (spe_brinc): Use type brinc instead of veccomplex.
5185 (spe_evaddw, spe_evaddiw): Use type vecsimple instead of
5186 veccomplex.
5187 (spe_evdivws, spe_evdivwu): Use type vecdiv instead of veccomplex.
5188 (*movv2si_internal, *movv1di_internal, *movv4hi_internal,
5189 *movv2sf_internal): Define type attribute values for all
5190 alternatives.
5191 (cmpsfeq_gpr, cmpsfgt_gpr, cmpsflt_gpr): Use type veccmp instead
5192 of fpcompare.
5193 (tstsfeq_gpr, tstsfgt_gpr, tstsflt_gpr): Use type veccmpsimple
5194 instead of fpcompare.
5196 2003-03-26 David Edelsohn <edelsohn@gnu.org>
5198 * config/rs6000/power4.md: Allow delay between dispatch and
5199 function units for simple instructions. Correct store units.
5200 Allow branch to occupy as many dispatch slots as necessary.
5202 2003-03-26 Jakub Jelinek <jakub@redhat.com>
5204 * config/ia64/ia64.c (ia64_expand_op_and_fetch): Fix comment.
5205 (ia64_expand_compare_and_swap): Use always DImode ar.ccv,
5206 zero extend old to it.
5207 * config/ia64/ia64.md (cmpxchg_acq_si): Remove mode from ccv
5208 operand.
5210 2003-03-26 Eric Botcazou <ebotcazou@libertysurf.fr>
5212 PR target/7784
5213 * reload.c (find_reloads_address): Handle
5214 (PLUS (PLUS (REG) (REG)) (CONST_INT)) form for
5215 all base registers.
5217 2003-03-25 Marcelo Abreu <mmabreu@inf.ufrgs.br>
5219 PR other/10203
5220 * version.c: Reference the GCC web site in the URL.
5222 2003-03-26 Alan Modra <amodra@bigpond.net.au>
5224 * c-incpath.c (add_standard_paths): Add both "translated" and
5225 non-translated header paths.
5227 2003-03-25 Loren James Rittle <ljrittle@acm.org>
5229 * doc/install.texi (*-*-freebsd*): Update with known status.
5231 2003-03-21 Jason Merrill <jason@redhat.com>
5233 PR optimization/10171
5234 * unroll.c (unroll_loop): Don't delete the jump at the end unless
5235 we also delete a jump at the beginning.
5237 2003-03-25 Stephane Carrez <stcarrez@nerim.fr>
5239 * doc/contrib.texi (Contributors): Mention self as 68HC11/68HC12
5240 contributor.
5242 Tue Mar 25 20:35:51 CET 2003 Jan Hubicka <jh@suse.cz>
5244 * i386.c (ix86_rtx_costs): For -fpic and x86-64 local symbolic
5245 constants are not expensive.
5247 Mon Mar 24 20:03:03 CET 2003 Jan Hubicka <jh@suse.cz>
5249 PR opt/10056
5250 * cfglayout.c (fixup_reorder_chain): Fix dealing with the conditional
5251 jump jumping to the next instruction.
5252 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
5254 2003-03-25 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5256 * doc/passes.texi (Passes): Properly document that we do not
5257 perform jump2 any longer; remove command-line option -dJ.
5259 2003-03-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5261 PR optimization/8746
5262 * config/i386/i386.md (and promoting splitters): Disable HImode to
5263 SImode promoting when the sign bit matters and is not preserved, or
5264 when TARGET_FAST_PREFIX is true. Disable promoting when optimizing
5265 for size.
5267 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
5269 * config/h8300/h8300.md (a peephole2): Extend to support loads
5270 in QImode and HImode.
5272 2003-03-24 Stephane Carrez <stcarrez@nerim.fr>
5274 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Add _call_far and
5275 _return_far
5276 (MULTILIB_OPTIONS): Don't multilib on -mlong-calls.
5277 (MULTILIB_EXCEPTIONS): Likewise.
5278 * config/m68hc11/m68hc11.md ("call"): Support far calls for 68HC11
5279 by calling some board support routine.
5280 ("call_value"): Likewise.
5281 ("*return_void"): Likewise for return.
5282 ("*return_16bit"): Likewise.
5283 ("*return_32bit"): Likewise.
5284 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Generate .far
5285 for 68HC11 too.
5286 (DWARF2_ADDR_SIZE): Use 4 so that addresses can
5287 * config/m68hc11/m68hc11.c (m68hc11_override_options): Accept
5288 -mlong-calls for 68HC11.
5289 * config/m68hc11/larith.asm (declare_near): New macro.
5290 (__premain, ___negsi2, ___one_cmplsi2, ___ashlsi3): Use it.
5291 (___ashrsi3, ___lshrsi3, ___lshrhi3, ___lshlhi3): Likewise.
5292 (___rotrhi3, ___rotlhi3, ___ashrhi3, ___ashrqi3): Likewise.
5293 (___lshlqi3, __divmodhi4, ___mulqi3, ___mulhi3): Likewise.
5294 (__mulhi32): Likewise.
5295 (ret): Update macro for 68HC11.
5296 (__far_trampoline): Implement for 68HC11.
5297 (__call_a16, __call_a32, __return_void, __return_16): New support
5298 routines for 68HC11 memory bank switching calling support.
5299 (__return_32): Likewise.
5301 2003-03-24 Neil Booth <neil@daikokuya.co.uk>
5303 * toplev.c (independent_decode_option): Don't skip a 'Y' prefix.
5305 2003-03-24 Janis Johnson <janis187@us.ibm.com>
5307 * doc/install.texi (Testing): Mention test result links from build
5308 status pages.
5310 2003-03-24 Mark Mitchell <mark@codesourcery.com>
5312 * function.c (put_var_into_stack): Change bool parameter to int.
5313 (gen_mem_addressof): Likewise.
5314 * rtl.h (gen_mem_addressof): Likewise.
5315 * tree.h (put_var_into_stack): Likewise.
5316 * config/alpha/alpha.c (alpha_gp_save_rtx): Adjust call to
5317 gen_mem_addressof or put_var_into_stack.
5318 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5319 * config/ia64/ia64.c (spill_tfmode_operand): Likewise.
5321 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
5323 * config/h8300/h8300.md (a peephole2): New.
5325 2003-03-24 Jakub Jelinek <jakub@redhat.com>
5327 * dojump.c (do_jump): Handle UNSAVE_EXPR specially.
5329 2003-03-24 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5331 * doc/contrib.texi (Contributors): Update Janis Johnson.
5333 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
5335 PR target/10072
5336 * combine.c (simplify_if_then_else): Check that the mode
5337 has MODE_INT class before applying the (OP Z (mult COND C2))
5338 transformation.
5340 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
5342 PR optimization/9414
5343 * config/sparc/sparc.md (widening peepholes): Use
5344 widen_memory_access instead of change_address.
5346 2003-03-23 Mark Mitchell <mark@codesourcery.com>
5348 PR c++/7086
5349 * c-typeck.c (c_mark_addressable): Adjust calls to
5350 put_var_into_stack.
5351 * expr.c (expand_expr): Likewise.
5352 * function.c (put_var_into_stack): Add rescan parameter. Do not
5353 call fixup_var_refs when rescan is false.
5354 (gen_mem_addressof): Likewise.
5355 (assign_parms): Adjust calls to put_var_into_stack.
5356 (setjmp_protect): Likewise.
5357 (setjmp_protect_args): Likewise.
5358 * rtl.h (gen_mem_addressof): Change prototype.
5359 * stmt.c (expand_decl): Adjust calls to put_var_into_stack.
5360 * tree.h (put_var_into_stack): Change prototype.
5362 2003-03-23 Arpad Beszedes <beszedes@cc.u-szeged.hu>
5364 PR middle-end/9967
5365 * builtins.c (expand_builtin_fputs): When optimizing for size,
5366 don't transform fputs into fwrite.
5368 2003-03-23 Glen Nakamura <glen@imodulo.com>
5370 PR c/8224
5371 * fold-const.c (extract_muldiv_1): Don't pass through type conversions
5372 when signedness changes for division or modulus.
5374 2003-03-24 Alan Modra <amodra@bigpond.net.au>
5376 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
5377 globalize_label.
5379 2003-03-23 Roger Sayle <roger@eyesopen.com>
5381 PR c/10178
5382 * stmt.c (expand_end_case_type): Check for overflow in range when
5383 determining whether to use a bit-test implementation.
5385 2003-03-23 Richard Henderson <rth@redhat.com>
5387 * cfgcleanup.c (try_optimize_cfg): Allow merging of tablejumps
5388 before flow2.
5389 * cfgrtl.c (try_redirect_by_replacing_jump): Similarly.
5391 2003-03-23 Richard Henderson <rth@redhat.com>
5393 PR opt/10116
5394 * ifcvt.c (find_if_block): Disallow tablejump insns outgoing
5395 from then_bb or else_bb after flow2.
5397 2003-03-23 Zack Weinberg <zack@codesourcery.com>
5399 * configure.in: Check whether it is necessary to link against
5400 libm to use ldexp.
5401 * configure: Regenerate.
5402 * Makefile.in: Add LDEXP_LIB substitution variable.
5404 2003-03-23 Kazu Hirata <kazu@cs.umass.edu>
5406 * config/h8300/h8300.md: Fix comment typos.
5408 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5410 * pa.c (output_cbranch): Fix typo in comment.
5412 2003-03-22 Richard Henderson <rth@redhat.com>
5414 * cfgcleanup.c (insns_match_p): Do not do EQUIV substitution
5415 after reload.
5417 2003-03-22 DJ Delorie <dj at redhat dot com>,
5418 Bruce Korb <bkorb at gnu dot org>
5420 * fixinc/inclhack.def (solaris_mutex_init_1): New; Fix
5421 buggy Solaris 2.6 mutex/cond initializers.
5422 (solaris_mutex_init): Rename to solaris_mutex_init_2.
5423 * fixinc/fixincl.x: Regenerate.
5424 * fixinc/tests/base/pthread.h: Update.
5425 * fixinc/fixincl.c(initialize): be explicit about the default case
5426 and indicate verbose level when being very, very verbose.
5427 * fixinc/check.tpl(VERBOSE): provide a means for passing the value in
5429 2003-03-22 Andreas Jaeger <aj@suse.de>
5431 * config/i386/i386.c (ix86_init_machine_status): Return value.
5433 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5435 * pa.c (output_cbranch, output_bb, output_bvb): Output nop for
5436 conditional branch to the following instruction. Use next_real_insn
5437 instead of next_active_insn.
5438 (output_dbra, output_movb, jump_in_call_delay): Use next_real_insn
5439 instead of next_active_insn.
5441 2003-03-22 Ulrich Weigand <uweigand@de.ibm.com>
5443 * config/s390/s390.md ("movti", "*movdi_31", "*movdf_31"): Use 'o'
5444 instead of 'm' constraint in forced-split alternatives.
5445 ("*adddi3_31", "*subdi3_31"): Likewise. Also, pass 0 instead of 1 as
5446 VALIDATE_ADDRESS parameter to operand_subword.
5448 2003-03-22 Kazu Hirata <kazu@cs.umass.edu>
5450 * config/h8300/h8300.c (notice_update_cc): Correctly handle
5451 the case where the set destination is STRICT_LOW_PART.
5453 2003-03-22 Svein E. Seldal <Svein.Seldal@solidas.com>
5455 * config/c4x/t-c4x (INSTALL_LIBGCC): Make gcc recognize a c33 as a
5456 c30 instead of a c40 processor.
5458 2003-03-22 Alan Modra <amodra@bigpond.net.au>
5460 * combine.c (simplify_comparison <AND>): Use gen_int_mode. Tidy.
5462 2003-03-21 Zack Weinberg <zack@codesourcery.com>
5464 * c-common.c: Include intl.h.
5465 (shadow_warning): Rewrite to allow better diagnostic translations.
5466 * c-common.h: Update prototype of shadow_warning. Declare sw_kind enum.
5467 * c-decl.c (warn_if_shadowing): Update calls to shadow_warning;
5468 use it throughout.
5469 * Makefile.in (c-common.o): Add intl.h.
5471 2003-03-21 Nathanael Nerode <neroden@gcc.gnu.org>
5473 * config.gcc: Remove 'float_format'.
5475 * fixproto: Define NULL and size_t in generated stdlib.h and
5476 unistd.h. Kill unused required_stdlib_h, required_unistd_h.
5477 Rearrange file generation loop for readability. Generate time.h,
5478 string.h if missing.
5479 * tsystem.h: Include <string.h>, <time.h> unconditionally.
5480 * config.gcc: Blow away POSIX defines.
5482 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
5484 * config/m68hc11/m68hc11.md ("call_value"): Fix trap check.
5486 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
5488 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Fix typo in
5489 writing .interrupt command.
5490 * config/m68hc11/m68hc11.md ("call"): Look at the symbol to see
5491 if it's a far or near function.
5492 ("call_value"): Likewise.
5493 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Add far and
5494 near attributes.
5495 (m68hc11_handle_fntype_attribute): Accept attributes on methods.
5496 (m68hc11_override_options): Ignore -mlong-calls for 68HC11.
5497 (m68hc11_initial_elimination_offset): Set current_function_far
5498 according to attributes.
5499 (expand_prologue): Likewise.
5500 (trap_handler_symbol): New global to keep track of trap handlers.
5501 (m68hc11_encode_section_info): Mark symbol as far if needed; set
5502 trap symbol.
5503 (m68hc11_is_far_symbol): New function.
5504 (m68hc11_is_trap_symbol): New function.
5505 * config/m68hc11/m68hc11-protos.h (m68hc11_is_far_symbol): Declare.
5506 (m68hc11_is_trap_symbol): Declare.
5508 2003-03-21 Jan Hubicka <jh@suse.cz>
5510 * i386.c (ix86_compute_frame_layout): Recompute fast prologues
5511 only when amount of saved regs changed.
5512 (ix86_init_machine_status): Initialize use_fast_prologue_epilgoue_nregs.
5513 * i386.h (machine_function): New fields use_fast_prologue_epilgoue_nregs.
5515 2003-03-21 Jan Hubicka <jh@suse.cz>
5517 PR inline-asm/7916
5518 * function.c (instantiate_virtual_regs_lossage): New function.
5519 (instantiate_virtual_regs_1): Use it.
5520 (instantiate_virtual_regs): Do not continue in substition when insn has
5521 been deleted.
5523 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
5525 * combine.c (make_field_assignment): Fix a warning.
5527 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
5529 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt_16): New.
5531 2003-03-21 Dale Johannesen <dalej@apple.com>
5533 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Increase
5534 priority for R2 on Darwin.
5535 (HARD_REGNO_MODE_OK): Don't accept R31 for DFmode.
5537 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
5539 * combine.c (make_field_assignment): Remove unnecessary AND
5540 when storing into zero_extract.
5542 2003-03-21 Zack Weinberg <zack@codesourcery.com>
5544 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT, gcc_AC_C_FLOAT_FORMAT): Delete.
5545 * configure.in: Don't call gcc_AC_C_FLOAT_FORMAT.
5546 * defaults.h: Remove reference to HOST_FLOAT_WORDS_BIG_ENDIAN
5547 in comment.
5549 2003-03-21 DJ Delorie <dj@redhat.com>
5551 * optabs.c (init_integral_libfuncs): Make sure we init at least up
5552 to "long long" size words.
5554 2003-03-21 Ulrich Weigand <uweigand@de.ibm.com>
5556 * config/s390/s390.h: Do not include fixdfdi.h on s390x.
5557 (TARGET_64BIT): Define as compile-time constant when IN_LIBGCC2.
5558 (MIN_UNITS_PER_WORD): Do not define when IN_LIBGCC2.
5560 2003-03-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5562 PR doc-bug/9813
5563 * doc/extend.texi: Move misplaced paragraph about underscores in
5564 variables in macros.
5566 2003-03-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5567 Richard Henderson <rth@redhat.com>
5569 PR optimization/8366
5570 * config/sparc/sparc.h: (SYMBOLIC_CONST): New macro.
5571 (GO_IF_LEGITIMATE_ADDRESS): Use it. Reject the form
5572 PIC+SYMBOLIC_CONST in other modes than Pmode.
5573 (GO_IF_MODE_DEPENDENT_ADDRESS): Use it. Mark
5574 the form PIC+SYMBOLIC_CONST as mode dependent.
5576 2003-03-21 DJ Delorie <dj@redhat.com>
5578 * config/stormy16/stormy16.c (xstormy16_expand_arith): Make
5579 sure we always emit at least one insn.
5581 2003-03-21 Christopher Faylor <cgf@redhat.com>
5583 * config.gcc (i[34567]86-*-cygwin*): Use new common makefile
5584 stub t-cygming. Use common target header cygming.h. Add extra
5585 c_target_obj and cxx_target_obj file. Default cygwin to posix
5586 threading. Enforce i386 as float format.
5587 (i[34567]86-*-mingw*): Use new common makefile stub t-cygming.
5588 Remove cygwin.h as target header. Use common target header
5589 cygming.h Enforce i386 as float format. Correct typo.
5590 * config/i386/cygming.h: New file, containing definitions
5591 common to mingw32 and cygwin.
5592 * config/i386/cygwin.h: Remove definitions common to cygwin and
5593 mingw. Simplify special spec logic. Define "wrappers" around
5594 certain include path defines to accommodate -mno-cygwin.
5595 Remove some #if 0'ed code.
5596 (STANDARD_INCLUDE_DIR) Always define when not cross-compiling.
5597 (LINK_SPEC): Don't use cyg search prefix when -mno-cygwin.
5598 (GCC_DRIVER_HOST_INITIALIZATION): Define as call to mingw_scan.
5599 * config/i386/mingw32.h: Remove definitions common to cygwin and
5600 mingw.
5601 (EXTRA_OS_CPP_BUILTINS): Adjust.
5602 (TARGET_VERSION): Define.
5603 * config/i386/crtdll.h (EXTRA_OS_CPP_BUILTINS): Override
5604 mingw32.h definitions.
5605 (LIBGCC_SPEC): Add libmingwex.a as in mingw32.h.
5606 * config/i386/t-cygwin (EXTRA_GCC_OBJS): Define as cygwin1.o.
5607 Add compilation rules for cygwin1.o cygwin2.o.
5608 * config/i386/cygwin1.c: New file.
5609 * config/i386/cygwin2.c: New file.
5610 * config/i386/t-cygming: New makefile stub.
5612 2003-03-20 Richard Henderson <rth@redhat.com>
5614 * fold-const.c (extract_muldiv_1): Revert changing order of
5615 operands in case MULT_EXPR of 2003-02-16 patch.
5617 2003-03-20 Daniel Berlin <dberlin@dberlin.org>
5618 Merge changes from new-regalloc-branch
5620 From Michael Matz <matz@suse.de>
5621 * df.c (df_ref_record_1): Move init of loc to safe point.
5622 Only recurse on interesting things in parallels.
5623 Handle CLASS_CANNOT_CHANGE_MODE smarter.
5624 (df_uses_record): Ditto.
5626 * df.h (DF_REF_MEM_OK): New enum member, used to mark ref's which
5627 it's already okay to use memory operands in (IE doesn't require
5628 adding another insn or anything).
5630 2003-03-20 Richard Henderson <rth@redhat.com>
5632 PR middle-end/6348
5633 * explow.c (allocate_dynamic_stack_space): Handle STACK_SIZE_MODE
5634 different from word_mode.
5636 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
5638 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt): Restrict the
5639 source operand to those that can be extracted with bld.
5641 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
5643 PR 10066
5644 * arm.md (UNSPEC_PIC_BASE): New constant.
5645 (pic_add_dot_plus_four): Wrap with unspec.
5646 (pic_add_dot_plus_eight): Likewise.
5648 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
5650 * config/h8300/h8300.md (*insv_si_1_n): New.
5651 (*insv_si_1_n_lshiftrt): Likewise.
5653 2003-03-20 Roger Sayle <roger@eyesopen.com>
5655 * fold-const.c (fold_mathfn_compare): New function to simplify
5656 comparisons against built-in math functions. Fold comparisons
5657 of sqrt against constants.
5658 (fold): Call fold_mathfn_compare when appropriate.
5660 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
5662 * ifcvt.c (find_if_case_1): If we add a new bb, update the dominance
5663 information.
5665 2003-03-20 Per Bothner <pbothner@apple.com>
5667 Various cleanups to help compile server.
5669 * cppinit.c (cpp_create_reader): Take extra hash_table* argument,
5670 and pass that to _cpp_init_hashtable.
5671 (cpp_read_main_file): Drop hash_table* argument; don't call
5672 _cpp_init_hashtable.
5673 * cpplib.h: Update declarations to match.
5674 * c-opts.c (c_common_init_options): Pass ident_hash to
5675 cpp_create_reader.
5676 (c_common_post_options): Don't pass ident_hash to cpp_read_main_file.
5677 * fix-header.c (read_scan_file): Likewise pass NULL table to
5678 cpp_create_reader rather than cpp_read_main_file.
5680 * cppfiles.c (cpp_rename_file): Generalized and renamed
5681 to cpp_change_file.
5682 * cpplib.h: Update declaration to match.
5683 * c-opts.c (push_command_line_line, finish_options): Change
5684 cpp_rename_file calls to cpp_change_file.
5686 * line-map.c (add_line_map): Allow leaving the outermost file.
5687 Allowing entering an outermost-file after the initial time.
5689 * toplev.c (pop_srcloc): Allow popping from initial file.
5691 2003-03-20 Kazu Hirata <kazu at cs dot umass dot edu>
5693 * fold-const.c (fold): Fold A - (A & B) into ~B & A.
5695 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
5697 * config/h8300/h8300.md (a peephole2): New.
5699 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
5701 * config/h8300/h8300.md (*addsi3_and_r_1): New.
5702 (*addsi3_and_not_r_1): Likewise.
5704 2003-03-19 Loren James Rittle <ljrittle@acm.org>
5706 * Makefile.in (STRICT2_WARN): Add @WERROR@.
5707 (GCC_WARN_CFLAGS): Remove $(WERROR).
5708 (fixinc.sh-warn): New.
5709 * ada/Make-lang.in (ada-warn): Add $(WERROR).
5710 * cp/Make-lang.in (cp-warn): Add $(WERROR).
5711 * f/Make-lang.in (f-warn): Add $(WERROR).
5712 * java/Make-lang.in (java-warn): Add $(WERROR).
5713 * treelang/Make-lang.in (treelang-warn): Add $(WERROR).
5715 2003-03-19 Nathanael Nerode <neroden@gcc.gnu.org>
5717 * c-common.h (c_dump_tree), c-dump.c (c_dump_tree),
5718 langhooks-def.h (lhd_tree_dump_dump_tree),
5719 langhooks.c (lhd_tree_dump_dump_tree), langhooks.h (*dump_tree):
5720 Change return type from 'int' to 'bool'. Replace 0 and 1 with
5721 true and false in return statements.
5723 2003-03-19 Kevin Buettner <kevinb@redhat.com>
5725 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE): Define.
5726 (DWARF_COMPILE_UNIT_HEADER_SIZE): Take into account
5727 DWARF_INITIAL_LENGTH_SIZE.
5728 (output_compilation_unit_header, output_pubnames, output_aranges)
5729 (output_line_info): Output 0xffffffff escape value for 64-bit
5730 DWARF extension.
5731 * config/mips/iris6.h (DWARF_INITIAL_LENGTH_SIZE): Define.
5733 2003-03-19 Ulrich Weigand <uweigand@de.ibm.com>
5735 * config/s390/s390.c (s390_preferred_reload_class): Do not
5736 force constants to the pool unless necessary.
5737 (s390_decompose_address): Prefer to use pointer as base,
5738 not index register.
5739 * config/s390/s390.md ("*tsthiCCT_only"): Remove '?' from
5740 Q alternative.
5741 ("*movdi_64", "*movsi", "movhi", "movqi_64", "movqi",
5742 "*movdf_64", "*movsf"): Add '?' to Q->Q alternatives.
5743 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
5744 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
5745 "*adddi3_31", "*subdi3_31"): Do not set "type" attribute.
5747 2003-03-19 Jan Hubicka <jh@suse.cz>
5749 * i386.h (machine_function): New fields use_fast_prologue_epilogue.
5750 * i386.c (use_fast_prologue_epilogue): Remove.
5751 (ix86_frame): New field save_regs-using_mov;
5752 (ix86_compute_frame_layout): Decide on fast prologues;
5753 allocate saved registers in red zone.
5754 (ix86_expand_epilogue, ix86_expand_prolgoues): Obey new parameters.
5756 2003-03-19 Nick Clifton <nickc@redhat.com>
5758 * config/mcore/mcore.h (CPP_SPEC): Remove trailing semi-colon.
5760 2003-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5762 PR 10062
5763 * config/pa/pa-hpux.h (TARGET_HPUX_UNWIND_LIBRARY): Redefine.
5764 * pa-protos.h (output_lbranch): New prototype.
5765 * pa.c (compute_frame_size): Change size of the frame marker on the
5766 64-bit ports to 48 bytes.
5767 (pa_output_function_prologue): Document why SAVE_SP is set.
5768 (hppa_expand_prologue): Save previous stack pointer into frame marker
5769 on targets which use the hpux unwind library.
5770 (output_cbranch): Use output_lbranch.
5771 (output_lbranch): New function to output long unconditional branches.
5772 * pa.h (TARGET_HPUX_UNWIND_LIBRARY): Define.
5773 (STACK_POINTER_OFFSET): Update offset for 48-byte frame marker on
5774 64-bit ports.
5775 * pa.md (jump): Use output_lbranch.
5776 (allocate_stack): New expander for dynamic stack allocation.
5778 2003-03-19 Alan Modra <amodra@bigpond.net.au>
5780 * config/rs6000/rs6000.c (rs6000_stack_info): Only require a frame
5781 when debugging on XCOFF targets. Delete "abi" temp.
5783 PR target/10073
5784 * combine.c (force_to_mode <NOT>): Use gen_int_mode.
5786 2003-03-18 Jakub Jelinek <jakub@redhat.com>
5788 * config/s390/s390.c (s390_output_dwarf_dtprel): New.
5789 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): New proto.
5790 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5792 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): New.
5793 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): New proto.
5794 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5796 2003-03-18 Geoffrey Keating <geoffk@apple.com>
5798 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't clone
5799 the result of machopic_function_base_name.
5800 * config/darwin.c (machopic_function_base_name): Use a gc-allocated
5801 string rather than a static array.
5803 * Makefile.in (emit-rtl.o): Add gt-emit-rtl.h to dependencies.
5805 * gengtype.c: Include rtl.h.
5806 (enum rtx_code): Don't define.
5807 (rtx_format): Make declaration match rtl.h.
5808 (rtx_next_new): Rename from rtx_next to avoid conflict. Change all
5809 users.
5810 (adjust_field_rtx_def): Describe strings in NOTE_LINE_NUMBER notes.
5811 * Makefile.in (gengtype.o): Update dependencies.
5813 2003-03-18 Andreas Schwab <schwab@suse.de>
5815 * config/m68k/m68k.md (iordi3): Fix setting low half to -1. From
5816 martin@blom.org.
5818 2003-03-18 Geoffrey Keating <geoffk@apple.com>
5820 * function.c (next_block_index): Mark with GTY.
5822 * config/rs6000/rs6000.md (macho_correct_pic): Correct pattern.
5824 2003-03-18 Richard Henderson <rth@redhat.com>
5826 * config/ia64/ia64.md (UNSPECV_SETJMP_RECEIVER): New.
5827 (builtin_setjmp_receiver): Delay call to ia64_reload_gp
5828 until after reload.
5830 2003-03-18 Richard Henderson <rth@redhat.com>
5832 * builtins.c (expand_builtin_unop): New target_mode operand;
5833 use it to convert the result to the correct mode.
5834 (expand_builtin): Update all callers.
5836 2003-03-18 Ulrich Weigand <uweigand@de.ibm.com>
5838 * config/s390/s390.md ("movti", "movhi", "movqi"): Add "type" attribute.
5840 2003-03-18 Jan Hubicka <jh@suse.cz>
5842 * i386.md: Fix previous commit that mistakely applied the patch
5843 twice.
5845 * alias.c (rtx_equal_for_memref_p): Assume that X and Y has been
5846 canonicalized.
5847 (memrefs_conflict_p): Likewise.
5848 (addr_side_effect_eval): Canonicalize the constructed address.
5850 2003-03-18 Jan Hubicka <jh@suse.cz>
5852 * i386.md (cvtts?2si peep2): New.
5854 2003-03-18 Kazu Hirata <kazu@cs.umass.edu>
5856 * config/h8300/h8300.md (*iorsi3_two_qi_zext): New.
5858 2003-03-18 Andreas Schwab <schwab@suse.de>
5860 * dwarf2out.c (output_file_names): Cast size_t to unsigned long
5861 for format.
5863 2003-03-17 Jason Merrill <jason@redhat.com>
5865 PR c++/10091
5866 * expr.c (expand_expr) [ADDR_EXPR]: Disallow taking the address of
5867 an unaligned member of TREE_ADDRESSABLE type.
5869 2003-03-18 Alan Modra <amodra@bigpond.net.au>
5871 * config/rs6000/linux64.h (MASK_PROFILE_KERNEL): Define.
5872 (TARGET_PROFILE_KERNEL): Define.
5873 (SUBTARGET_SWITCHES): Handle -mprofile-kernel.
5874 (PROFILE_BEFORE_PROLOGUE): Don't define.
5875 (PROFILE_KERNEL): Remove hacks.
5876 * config/rs6000/rs6000.c (TARGET_PROFILE_KERNEL): Define default.
5877 (rs6000_stack_info): No need to save lr if just for profiling when
5878 TARGET_PROFILE_KERNEL.
5879 (output_profile_hook): Output nothing when TARGET_PROFILE_KERNEL.
5880 (output_function_profiler): Localize label generation. Emit code
5881 for kernel profiling.
5883 2003-03-17 Kazu Hirata <kazu@cs.umass.edu>
5885 * config/h8300/h8300-protos.h: Add a prototype for
5886 byte_accesses_mergeable_p.
5887 * config/h8300/h8300.c (byte_accesses_mergeable_p): New.
5888 * config/h8300/h8300.md (*iorhi3_two_qi_mem): Likewise.
5889 (a splitter): Likewise.
5890 (*iorsi3_ashift_16_ashift_24): Likewise.
5891 (*iorsi3_ashift_16_ashift_24_mem): Likewise.
5893 2003-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5895 * dwarf2asm.h: Delete obsolete comment.
5896 (dw2_asm_output_data, dw2_asm_output_delta, dw2_asm_output_offset,
5897 dw2_asm_output_pcrel, dw2_asm_output_addr,
5898 dw2_asm_output_addr_rtx, dw2_asm_output_encoded_addr_rtx,
5899 dw2_asm_output_nstring, dw2_asm_output_data_uleb128,
5900 dw2_asm_output_data_sleb128, dw2_asm_output_delta_uleb128,
5901 dw2_asm_output_delta_sleb128): Add ATTRIBUTE_NULL_PRINTF.
5903 2003-03-17 Zack Weinberg <zack@codesourcery.com>
5905 * c-tree.h (struct lang_identifier): Remove error_locus field.
5906 (IDENTIFIER_ERROR_LOCUS): Kill.
5907 (record_function_scope_shadow): New prototype.
5908 * c-typeck.c (build_external_ref): Don't complain if
5909 decl is error_mark_node. When not at file scope, bind the
5910 decl's local value to error_mark_node to suppress further
5911 warnings, instead of setting IDENTIFIER_ERROR_LOCUS.
5913 * c-decl.c (get_function_binding_level): New static function.
5914 (record_function_scope_shadow): New exported function.
5915 (c_make_fname_decl): Use get_function_binding_level.
5917 2003-03-17 Steve Ellcey <sje@cup.hp.com>
5919 * stmt.c (tail_recursion_args): Call promote_mode to set
5920 unsignedp flag correctly before calling convert_move.
5922 2003-03-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5924 * loop-unroll.c (decide_peel_completely,
5925 decide_unroll_constant_iterations, decide_unroll_stupid,
5926 decide_unroll_runtime_iterations, decide_peel_simple): Set
5927 loop->has_desc.
5929 2003-03-17 Jan Hubicka <jh@suse.cz>
5931 * ggc-common.c (ggc_mark_roots): Use htab_traverse_noresize.
5933 2003-03-17 Olivier Hainque <hainque@act-europe.fr>
5935 * function.c (assign_parms): For a struct value address passed as
5936 first argument, delay the function's result RTL setup code until
5937 after the emission of parameter conversions.
5939 2003-03-17 Dave Love <fx@gnu.org>
5940 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5942 * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Define __digital__,
5943 __arch64__ to match Compaq cc.
5945 2003-03-17 Neil Booth <neil@daikokuya.co.uk>
5947 * c-opts.c: Default TARGET_EBCDIC to 0 if not defined.
5948 (c_common_init): Set EBCDIC in cpp options.
5949 * cpplex.c (maybe_read_ucs, cpp_parse_escape): Use EBCDIC option,
5950 not conditional compilation.
5951 * cpplib.h (struct cpp_options): New entry EBCDIC.
5953 2003-03-17 Neil Booth <neil@daikokuya.co.uk>
5955 * fix-header.c (read_scan_file): Need to malloc arguments to add_path.
5957 2003-03-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5959 * function.c (thread_prologue_and_epilogue_insns): Set delete_unused
5960 argument to 0 for redirect_jump.
5962 2003-03-16 Mark Mitchell <mark@codesourcery.com>
5964 PR c++/8805
5965 * except.c (eh_region_u_cleanup): Add prev_try.
5966 (expand_eh_region_end_cleanup): Set it.
5967 (reachable_handlers): Use it to skip over cleanup blocks.
5969 2003-03-17 Andreas Jaeger <aj@suse.de>
5971 * Makefile.in (TAGS): Remove obsolete handling of =*.[chy].
5973 2003-03-17 Alan Modra <amodra@bigpond.net.au>
5975 * config/rs6000/linux64.h (TARGET_64BIT): Redefine.
5976 (TARGET_RELOCATABLE, TARGET_EABI, TARGET_PROTOTYPE): Likewise.
5977 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Likewise.
5978 (SUBTARGET_OVERRIDE_OPTIONS, CPP_SYSV_SPEC): Likewise.
5980 2003-03-16 Richard Henderson <rth@redhat.com>
5982 * simplify-rtx (simplify_binary_operation): Don't abort for
5983 SS_PLUS, US_PLUS, SS_MINUS, US_MINUS.
5985 2003-03-16 Richard Henderson <rth@redhat.com>
5987 * config/i386/i386.md (movstrictqi, movstrictqi_1): Check
5988 optimize_size as well.
5990 2003-03-16 Stephane Carrez <stcarrez@nerim.fr>
5992 * config/m68hc11/m68hc11.c (print_operand): Handle 'b' modifier
5993 for D register to specify the low part of it, aka B.
5994 (m68hc11_gen_movhi): Use REG_WAS_0 note and increment or decrement
5995 the register if we are loading 1 or -1 to it; avoid using temp
5996 register when moving X/Y to Y/X.
5997 (m68hc11_gen_movqi): Likewise.
5998 (m68hc11_check_z_replacement): Fix last insn setting for compare case.
6000 2003-03-14 Mark Mitchell <mark@codesourcery.com>
6002 PR optimization/9016
6003 * config/i386/i386.c (ix86_expand_move): Force more CONST_DOUBLEs
6004 into the constant pool.
6006 2003-03-16 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
6008 PR target/9164
6009 * tree.c (get_narrower): For extensions with unchanged bit number,
6010 return the unsignedness of the outer mode.
6012 2003-03-16 Roger Sayle <roger@eyesopen.com>
6014 * c-typeck.c (build_component_ref): Turn "for" into "do .. while"
6015 to avoid "may be used uninitialized" warning on ia64-hpux.
6016 * config/ia64/ia64-c.c: Include "tm_p.h" for function prototypes.
6018 2003-03-16 Andreas Jaeger <aj@suse.de>
6020 * configure.in: Improve check for memcheck.h.
6021 * configure: Regenerated.
6023 2003-03-16 Neil Booth <neil@daikokuya.co.uk>
6025 * doc/cppopts.texi: Remove documentation of -A-.
6027 2003-03-15 Zack Weinberg <zack@codesourcery.com>
6029 * doc/libgcc.texi: Remove @tie.
6031 2003-03-15 Josef Zlomek <zlomekj@suse.cz>
6033 * rtl.h (subrtx_p): Renamed to rtx_referenced_p.
6034 (rtx_pair): Added new element update_label_nuses, renamed to
6035 replace_label_data.
6036 * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge): Use
6037 replace_label_data instead of rtx_pair.
6038 * loop.c (load_mems): Likewise.
6039 * rtlanal.c (replace_label): Replace label in pool constants and in
6040 INSN_LIST (in REG_LABEL note).
6041 (subrtx_p): Renamed to rtx_referenced_p.
6042 (subrtx_p_1): Renamed to rtx_referenced_p_1, compare the interior of
6043 LABEL_REF with CODE_LABEL, traverse constants from pool.
6045 2003-03-15 Aldy Hernandez <aldyh@redhat.com>
6046 Zack Weinberg <zack@codesourcery.com>
6048 * Makefile.in (TEXI_GCCINT_FILES): Add libgcc.texi.
6049 * doc/libgcc.texi: New file.
6050 * doc/interface.texi: Delete paragraph about libgcc interface.
6051 * doc/gccint.texi: Add libgcc menu entry and @include libgcc.texi.
6053 2003-03-15 Jason Merrill <jason@redhat.com>
6055 PR debug/9039
6056 * dwarf2out.c (gen_decl_die): Ignore frontend tree codes.
6058 PR debug/6387
6059 * dwarf2out.c (dwarf2out_decl): If we're at -g1, just stick nested
6060 function DIEs at toplevel.
6061 (decls_for_scope): At -g1, don't descend into subblocks.
6063 2003-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6065 * varasm.c (struct rtx_const): Change type of un.addr member
6066 to struct holding an additional 'symbol' member.
6067 (decode_rtx_const): Re-enable optimization to count SYMBOL_REFs
6068 with equal string addresses as equal.
6069 (simplify_subtraction): Adapt to struct rtx_const change.
6071 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
6073 * fix-header.c (read_scan_file): Read main file before handling -D.
6075 2003-03-15 Roger Sayle <roger@eyesopen.com>
6077 * c-cppbuiltin.c (builtin_define_with_value_n): Fix whitespace.
6078 * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
6079 * cfgbuild.c (find_many_sub_basic_blocks): Likewise.
6080 (find_sub_basic_blocks): Likewise.
6081 * cgraphunit.c (cgraph_expand_functions): Likewise.
6082 * dwarf2out.c (prune_unused_types): Likewise.
6083 * expr.c (store_field): Likewise.
6084 * genextract.c (print_path): Likewise.
6085 * haifa-sched.c (schedule_insn): Likewise.
6086 * lcm.c (compute_antinout_edge): Likewise.
6087 * loop-unroll.c (decide_peel_once_rolling): Likewise.
6088 * ra-colorize.c (ra_colorize_free_all): Likewise.
6089 * ra-debug.c (dump_igraph): Likewise.
6090 (debug_hard_reg_set): Likewise.
6091 * reg-stack.c (reg_to_stack): Likewise.
6092 * rtlanal.c (refers_to_regno_p): Likewise.
6093 * tracer.c (layout_superblocks): Likewise.
6095 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
6097 * fix-header.c (read_scan_file): Fix thinko.
6099 2003-03-15 Glen Nakamura <glen@imodulo.com>
6101 * reload1.c (choose_reload_regs): Use && instead of ||
6102 with REG_CANNOT_CHANGE_MODE_P condition.
6104 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
6106 * Makefile.in: Update.
6107 * c-common.h (cb_register_builtins): Rename c_cpp_builtins.
6108 * c-lex.c (init_c_lex): Register builtins hook is dead.
6109 * c-opts.c (COMMAND_LINE_OPTIONS, missing_arg): Handle -A, -D and -U.
6110 (c_common_decode_option): Don't call cpp_handle_option.
6111 Handle -A, -D and -U.
6112 (handle_deferred_opts): Simplify.
6113 (finish_options): Define builtins and command line macros.
6114 * c-ppoutput.c (init_pp_output): Register builtins hook is dead.
6115 * cppinit.c: Don't include intl.h.
6116 (init_builtins): Rename cpp_init_builtins. No hook to call.
6117 (init_library): Don't need to sort options.
6118 (cpp_create_reader): Don't set pending.
6119 (cpp_destroy): Don't free pending.
6120 (struct pending_option, cl_directive_handler, struct cpp_pending,
6121 APPEND, free_chain, new_pending_directive, parse_option, opt_comp,
6122 cpp_finish_options, COMMAND_LINE_OPTIONS, DEF_OPT, struct cl_option,
6123 cl_options, cpp_handle_option): Remove.
6124 * cpplib.h (struct cpp_pending, register_builtins, cpp_handle_option,
6125 cpp_finish_options): Remove.
6126 (cpp_init_builtins): New.
6127 * fix-header.c (read_scan_file): Update to handle -D. Fix
6128 handling of -I. Replace call to cpp_finish_options.
6130 2003-03-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6132 PR optimization/9387
6133 * function.c (thread_prologue_and_epilogue_insns): Use redirect_jump
6134 for conditional returns.
6136 2003-03-14 Jason Merrill <jason@redhat.com>
6138 PR optimization/6871
6139 * varasm.c (assemble_variable): Leave constant zeroes in .rodata.
6141 2003-03-14 Neil Booth <neil@daikokuya.co.uk>
6143 * c-opts.c (finish_options): New.
6144 (COMMAND_LINE_OPTIONS, c_common_decode_option): Add -imacros.
6145 (missing_arg): Handle OPT_include and OPT_imacros.
6146 (c_common_init, c_common_parse_file): Use finish_options.
6147 (handle_deferred_opts): Update.
6148 * cppinit.c (struct cpp_pending): Remove imacros_head and imacros_tail.
6149 (cpp_finish_options): Don't handle -imacros here.
6150 (no_fil): Remove.
6151 (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -imacros.
6153 2003-03-14 Jakub Jelinek <jakub@redhat.com>
6155 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Don't call
6156 rs6000_maybe_dead if !fromprolog.
6158 2003-03-14 Neil Booth <neil@daikokuya.co.uk>
6160 * Makefile.in: Update.
6161 * c-common.h (fe_file_change, pp_file_change): New.
6162 * c-lex.c (init_c_lex): Don't set cb_file_change.
6163 (c_common_parse_file): Move to c-opts.c.
6164 (cb_file_change): Rename fe_file_change.
6165 * c-opts.c: Include debug.h.
6166 (warn_unused_macros, include_cursor): New.
6167 (push_command_line_include, cb_file_change): New.
6168 (COMMAND_LINE_OPTIONS): Handle -include.
6169 (c_common_decode_option): Use local warn_unused_macros.
6170 Handle OPT_include.
6171 (c_common_post_options): Set file change callback.
6172 (handle_deferred_opts): Skip -include. Don't free the array.
6173 (c_common_init): Call cpp_finish_options here, and push an
6174 initial -include file.
6175 * c-ppoutput.c (cb_file_change): Rename pp_file_change.
6176 (preprocess_file): Don't call cpp_finish_options.
6177 (init_pp_output): Don't set the file change callback.
6178 (pp_file_change): Return if no line commands or no output.
6179 * cpphash.h (next_include_file, first_unused_line): Remove.
6180 * cppinit.c (include_head, include_tail): Remove.
6181 (cpp_destroy): Don't free -include chain.
6182 (cpp_finish_options): Don't handle -include, or worry about
6183 -Wunused-macros.
6184 (_cpp_maybe_push_include_file): Remove.
6185 (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -include.
6186 * cpplib.c (_cpp_pop_buffer): Don't handle -include.
6187 * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_create_definition):
6188 Used flag is set based upon the state of the warn_unused_macros
6189 flag, and so use of first_unused_line is unnecessary.
6191 2003-03-13 Jan Hubicka <jh@suse.cz>
6193 * cselib.c (clear_table): Do not take argument; always clear just
6194 used slots.
6195 (cselib_process_insn): Update call of clear_table
6196 (cselib_init): Do not call clear_table.
6197 (cselib_finish): Clear table.
6199 * cse.c (count_reg_usage): Do not check side_effects_p.
6200 * rtlanal.c (set_noop_p): Check side_effects_p only when set looks
6201 like noop.
6202 (find_reg_equal_equiv_note): Do not use find_reg_note.
6204 2003-03-14 Richard Henderson <rth@redhat.com>
6206 PR target/9700
6207 * config/alpha/alpha.c (alpha_va_start): Account for
6208 current_function_pretend_args_size in the AP offset.
6210 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Move out of line.
6211 (INITIAL_ELIMINATION_OFFSET): Move out of line.
6212 * config/alpha/alpha.c (alpha_setup_incoming_varargs): New.
6213 (alpha_initial_elimination_offset) New.
6214 * config/alpha/alpha-protos.h: Update.
6216 2003-03-14 Jakub Jelinek <jakub@redhat.com>
6218 * stmt.c (expand_start_case): Call emit_queue ().
6220 2003-03-14 Chris Demetriou <cgd@broadcom.com>
6221 Alexandre Oliva <aoliva@redhat.com>
6223 * config/mips/mips.h (FUNCTION_PROFILER): _mcount() doesn't pop 2
6224 words in new abis.
6226 2003-03-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6228 PR optimization/8396
6229 * tree-inline.c (initialize_inlined_parameters): Make sure the value
6230 of read-only constant arguments is passed with the right type.
6232 2003-03-14 Steven Bosscher <steven@gcc.gnu.org>
6234 * doc/extend.texi (Function Names): Make the example compilable.
6236 2003-03-13 David Edelsohn <edelsohn@gnu.org>
6238 * config/rs6000/rs6000.c (processor_target_table): Really allow
6239 GP optional instructions on Power4.
6241 2003-03-13 Roger Sayle <roger@eyesopen.com>
6243 * calls.c (flags_from_decl_or_type): Factor and remove redundant
6244 conditional tests.
6246 2003-03-13 Mike Stump <mrs@apple.com>
6248 * ggc-page.c (struct page_entry): Remove varray.h header.
6249 Add index_by_depth field.
6250 Remove save_in_use_p field.
6251 (struct globals): Add depth_in_use, depth_max, by_depth_in_use,
6252 by_depth_max, by_depth, and save_in_use fields.
6253 (INITIAL_PTE_COUNT): Add.
6254 (save_in_use_p_i): Add.
6255 (save_in_use_p): Add.
6256 (adjust_depth): Add.
6257 (move_ptes_to_front): Add.
6258 (push_depth): Add.
6259 (push_by_depth): Add.
6260 (prefetch): Add.
6261 (free_page): Add support for and use faster data structures.
6262 (ggc_alloc): Likewise.
6263 (init_ggc): Likewise.
6264 (ggc_recalculate_in_use_p): Likewise.
6265 (ggc_pop_context): Likewise.
6266 (clear_marks): Likewise.
6267 (ggc_pch_read): Likewise.
6268 * Makefile.in (ggc-page.o): Remove varray.h.
6270 2003-03-13 Nathanael Nerode <neroden@gcc.gnu.org>
6272 * ChangeLog: Rotated last year's entries to...
6273 * ChangeLog.8: New.
6275 * config/ia64/fde-glibc.c, config/ia64/freebsd.h,
6276 config/ia64/hpux.h, config/ia64/hpux_longdouble.h,
6277 config/ia64/ia64-c.c, config/ia64/ia64-modes.def,
6278 config/ia64/ia64-protos.h, config/ia64/ia64.c,
6279 config/ia64/ia64.h, config/ia64/ia64.md,
6280 config/ia64/itanium1.md, config/ia64/itanium2.md,
6281 config/ia64/quadlib.c, config/ia64/unwind-ia64.c,
6282 config/ia64/unwind-ia64.h: It's GCC, not GNU CC.
6284 2003-03-13 Aldy Hernandez <aldyh@redhat.com>
6286 * config/rs6000/rs6000.c (rs6000_dwarf_register_span):
6287 Differentiate endianness.
6288 (s6000_override_options): Use cpu type instead of TARGET_SPE.
6290 2003-03-13 Nick Clifton <nickc@redhat.com>
6292 * config/arm/arm.c (print_multi_reg): Do not generate a type 2
6293 LDM instructions with writeback enabled.
6294 (output_return_instruction): Likewise.
6296 * config/arm/pe.h (FIXED_REGISTERS): Remove definition.
6297 (CALL_USED_REGISTERS): Remove definition.
6298 (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Define.
6300 2003-03-13 Alan Modra <amodra@bigpond.net.au>
6302 * config/rs6000/rs6000.c (rs6000_flag_pic): Delete.
6303 (rs6000_xcoff_encode_section_info): #ifdef TARGET_XCOFF.
6304 (rs6000_binds_local_p, TARGET_BINDS_LOCAL_P): #if TARGET_MACHO.
6305 (rs6000_override_options): Don't clear flag_pic for ABI_AIX.
6306 (rs6000_legitimize_address): Formatting.
6307 (rs6000_emit_move): Likewise.
6308 (rs6000_return_addr): Test ABI_AIX as well as flag_pic.
6309 (rs6000_emit_prologue <save_LR_around_toc_setup>): Likewise.
6310 (rs6000_elf_select_section): Comment reason for shlib being
6311 set for ABI_AIX.
6312 (rs6000_elf_unique_section): Likewise.
6313 (rs6000_elf_encode_section_info): Test !TARGET_AIX as well as ABI_AIX.
6314 * config/rs6000/rs6000.h (LEGITIMATE_LO_SUM_ADDRESS_P): Test ABI_AIX
6315 as well as flag_pic.
6316 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
6317 (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6318 * config/rs6000/linux64.h (TARGET_ENCODE_SECTION_INFO): Don't define.
6320 2003-03-13 Richard Henderson <rth@redhat.com>
6322 * emit-rtl.c (try_split): Handle 1-1 splits of call insns properly.
6324 * config/ia64/ia64.c (TARGET_FUNCTION_OK_FOR_SIBCALL): New.
6325 (ia64_gp_save_reg): Remove.
6326 (struct ia64_frame_info): Move to the beginning of the file;
6327 add reg_save_gp.
6328 (ia64_expand_call): Rearrange for new call patterns.
6329 (ia64_reload_gp): New.
6330 (ia64_split_call): New.
6331 (ia64_compute_frame_size): Allocate reg_save_gp.
6332 (ia64_expand_prologue): Save reg_save_gp.
6333 (ia64_expand_epilogue): Don't restore gp.
6334 (ia64_hard_regno_rename_ok): Remove R4 hack.
6335 (ia64_function_ok_for_sibcall): New.
6336 (ia64_output_mi_thunk): Set reload_completed, no_new_pseudos;
6337 call try_split on sibcall pattern.
6338 * config/ia64/ia64-protos.h: Update.
6339 * config/ia64/ia64.md (call_nogp, call_value_nogp, sibcall_nogp):
6340 Rename from nopic versions. Confiscate 2nd argument to call as
6341 a marker.
6342 (call_pic, call_value_pic, sibcall_pic): Remove.
6343 (call_gp, call_value_gp, sibcall_gp): New.
6344 (builtin_setjmp_setup): Remove.
6345 (builtin_setjmp_receiver): Call ia64_reload_gp.
6347 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
6349 * config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
6350 config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md: Replace
6351 "GNU CC" with "GCC".
6353 * config/c4x/c4x-c.c, config/c4x/c4x-modes.def,
6354 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6355 config/c4x/c4x.md, config/c4x/libgcc.S, config/c4x/rtems.h:
6356 GCC, not GNU CC.
6358 * genattrtab.h, hosthooks-def.h, hosthooks.h, langhooks-def.h,
6359 langhooks.h, tree-inline.h: Replace "GNU CC" with "GCC".
6361 * c-pch.c, dummy-conditions.c, genautomata.c, genconditions.c,
6362 langhooks.c, tree-inline.c, unwind-dw2-fde-darwin.c,
6363 unwind-dw2-fde-glibc.c, unwind-libunwind.c, vmsdbgout.c: Replace
6364 "GNU CC" with "GCC".
6366 * config/v850/lib1funcs.asm, config/v850/rtems.h,
6367 config/v850/v850-c.c, config/v850/v850-protos.h,
6368 config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6369 GCC, not GNU CC.
6371 * config/vax/bsd.h, config/vax/elf.h, config/vax/netbsd-elf.h,
6372 config/vax/netbsd.h, config/vax/openbsd.h, config/vax/openbsd1.h,
6373 config/vax/ultrix.h, config/vax/vax-protos.h, config/vax/vax.c,
6374 config/vax/vax.h, config/vax/vax.md, config/vax/vaxv.h: GCC, not
6375 GNU CC.
6377 2003-03-12 Benjamin Kosnik <bkoz@redhat.com>
6379 * cpppch.c (cpp_valid_state): Use DL_WARNING_SYSHDR, not DL_WARNING.
6381 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
6383 * fixinc/fixinc.interix: Remove dead code (most of it).
6384 * fixinc/fixinc.dgux: Remove.
6386 * ginclude/float.h, ginclude/iso646.h, ginclude/stdarg.h,
6387 ginclude/stdbool.h, ginclude/stddef.h: GCC, not GNU CC.
6389 2003-03-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6391 * pa.c (pa_init_builtins): Fix warning.
6393 2003-03-12 Steve Ellcey <sje@cup.hp.com>
6395 * config/ia64/ia64.h (ASM_OUTPUT_XDATA_CHAR): Remove.
6396 (ASM_OUTPUT_XDATA_SHORT): Remove.
6397 (ASM_OUTPUT_XDATA_INT): Remove.
6398 (ASM_OUTPUT_XDATA_DOUBLE_INT): Remove.
6399 (ASM_OUTPUT_ADDR_DIFF_ELT): Handled 32 bit address diffs.
6400 (ASM_PREFERRED_EH_DATA_FORMAT): Handle 32 bit EH pointers.
6401 (CASE_VECTOR_MODE): Handle 32 bit pointers in case statement.
6403 2003-03-12 Andrew Lewycky <andrew@mxc.ca>
6405 PR c++/7050
6406 * expr.c (store_expr): Don't attempt to store void-typed trees,
6407 just evaluate them for side effects.
6409 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
6411 * cppfiles.c (cpp_rename_file, cpp_push_include): New.
6412 * cppinit.c (push_include): Move with changes to cppfiles.c.
6413 (cpp_read_main_file): Mark named operators here...
6414 (cpp_finish_options): ...not here. Update.
6415 (_cpp_maybe_push_include_file): Update.
6416 * cpplib.h (cpp_push_include, cpp_rename_file): New.
6418 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
6420 * aclocal.m4: Introduce gcc_GAS_VERSION_GTE_IFELSE,
6421 _gcc_COMPUTE_GAS_VERSION.
6422 * configure.in: Use them.
6423 * configure: Regenerate.
6425 2003-03-12 Bob Wilson <bob.wilson@acm.org>
6427 * config/xtensa/xtensa.md (adddi3): Don't clobber source operand used
6428 to detect carry.
6429 (subdi3): Reorder emitted instructions.
6431 2003-03-12 Andreas Jaeger <aj@suse.de>
6433 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Remove call to
6434 NETBSD_OS_CPP_BUILTINS_LP64.
6436 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
6438 * Makefile.in: Eliminate all.indirect. Update and clean up comments.
6439 Rearrange. Reorganize.
6440 * configure.in: Rearrange.
6441 * configure: Regenerate.
6443 2003-03-12 Andreas Jaeger <aj@suse.de>
6445 * c-cppbuiltin.c (cb_register_builtins): Define LP64 builtins for
6446 LP64 targets.
6448 * doc/cpp.texi (Common Predefined Macros): Document __LP64__ and
6449 _LP64.
6451 * config/ia64/ia64.h (TARGET_CPU_CPP_BUILTINS): Do not define
6452 _LP64 macros here.
6453 * config/pa/pa.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6455 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Remove call to
6456 NETBSD_OS_CPP_BUILTINS_LP64.
6457 * config/sh/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
6458 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
6460 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_LP64): Remove.
6462 2003-03-12 Jan Hubicka <jh@suse.cz>
6464 * i386.c (ix86_setup_incoming_varargs): Set stack_alignment_needed to 128.
6466 2003-03-12 Daniel Jacobowitz <drow@mvista.com>
6468 Fix PR target/9797 and PR c/9853.
6469 * stmt.c (expand_decl_init): Call push_temp_slots () and
6470 pop_temp_slots ().
6472 2003-03-12 J"orn Rennecke <joern.rennecke@superh.com>
6474 * sh.c: Include basic-block.h.
6475 (sh_output_mi_thunk, emit_load_ptr): New functions.
6476 (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine.
6478 2003-03-12 Nick Clifton <nickc@redhat.com>
6480 * config/arm/pe.h (FIXED_REGISTERS): Add Maverick registers.
6481 (CALL_USED_REGISTERS): Likewise.
6482 * config/arm/arm.h (FIRST_PSEUDO_REGISTER): Update comment
6483 describing how this value is calculated.
6485 2003-03-12 Hans-Peter Nilsson <hp@bitrange.com>
6487 * configure.in (rlim_t): Define to long if no valid definition
6488 found in sys/resource.h.
6489 * config.in, configure: Regenerate.
6491 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
6493 * config/mcore/mcore-elf.h (CPP_PREDEFINES): Replace with
6494 TARGET_OS_CPP_BUILTINS.
6495 * config/mcore/mcore-pe.h: Similarly.
6496 * config/mcore/mcore.h: Replace CPP_PREDEFINES and part of
6497 CPP_SPEC with TARGET_CPU_CPP_BUILTINS.
6499 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6501 PR c/9928
6502 * c-decl.c (duplicate_decls): Discard the initializer of the new decl
6503 only if it is a VAR_DECL.
6505 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6507 PR optimization/9888
6508 * config/i386/i386.md (jcc_1): Fix range.
6509 (jcc_2): Likewise.
6510 (jump): LIkewise.
6511 (doloop_end_internal): Likewise.
6513 2003-03-12 Danny Smith <dannysmith@users.sourceforge.net>
6515 * config/i386/winnt.c (DLL_IMPORT_PREFIX): New define.
6516 Use throughout instead of DLL_IMPORT_EXPORT_PREFIX and "e."
6517 (DLL_EXPORT_PREFIX): New define. Use throughout instead of
6518 DLL_IMPORT_EXPORT_PREFIX and "i."
6519 (i386_pe_dllexport_name_p): Here.
6520 (i386_pe_dllimport_name_p): Here.
6521 (i386_pe_mark_dllexport): Here. Remove DLL_IMPORT_PREFIX,
6522 not 9 chars when getting identifier name.
6523 (i386_pe_mark_dllimport): Here.
6524 (i386_pe_encode_section_info): Here. Remove DLL_IMPORT_PREFIX,
6525 not 9 chars when getting identifier name. Correct comment.
6526 (i386_pe_strip_name_encoding): Here. Add comments for different
6527 cases.
6528 (gen_fastcall_suffix): Break down xmalloc() argument to
6529 components.
6530 (gen_stdcall_suffix): Likewise.
6531 Update copyright year.
6533 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6535 PR optimization/9888
6536 * config/i386/i386.md (movsi_1): Remove special alternatives
6537 for %eax register.
6538 (movsi_1_nointernunit): Likewise.
6539 (movhi_1): Likewise.
6540 * config/i386/i386.c (memory_address_length): Do not use
6541 short displacement when there is no base.
6542 (ix86_attr_length_address_default): Handle LEA instructions.
6544 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
6546 * c-cppbuiltin.c (builtin_define_std): Make non-static.
6548 2003-03-11 Loren James Rittle <ljrittle@acm.org>
6550 * config/freebsd-spec.h (FBSD_CPP_PREDEFINES): Remove.
6551 (FBSD_TARGET_OS_CPP_BUILTINS): New port-specific macro.
6552 (FBSD_TARGET_CPU_CPP_BUILTINS): New port-specific macro.
6553 * config/freebsd.h (CPP_PREDEFINES): Remove.
6554 (TARGET_OS_CPP_BUILTINS): New.
6555 * config/alpha/freebsd.h: Use overridden FBSD_TARGET_CPU_CPP_BUILTINS
6556 instead of TARGET_OS_CPP_BUILTINS.
6557 * config/sparc/freebsd.h (CPP_PREDEFINES): Remove.
6559 2003-03-11 Geoffrey Keating <geoffk@apple.com>
6561 * c-cppbuiltin.c (builtin_define_std): Add ATTRIBUTE_UNUSED.
6563 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
6565 * config/rs6000/rs6000.c (rs6000_stack_info): Remove
6566 insn_chain_scanned. Use insn_chain_scanned_p in machine_function.
6568 * config/rs6000/rs6000.h (machine_function): Add insn_chain_scanned_p.
6570 2003-03-11 Alexandre Oliva <aoliva@redhat.com>
6572 * toplev.c (independent_decode_option): Return success for --help,
6573 --target-help and --version.
6575 2003-03-11 Alexandre Oliva <aoliva@redhat.com>
6577 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add endian_spec.
6578 Default to -mips3 on -mabi=64. Don't add -mips* flag if -march is
6579 specified.
6580 (SUBTARGET_ASM_SPEC): Remove -mips*-adding code obviated by
6581 DRIVER_SELF_SPECS.
6582 (LINK_SPEC): Let endian options affect the linker emulation name.
6584 2003-03-11 J"orn Rennecke <joern.rennecke@superh.com>
6586 * sh.md (reload_inqi): Fix mode for source in second set.
6588 2003-03-11 Jan Hubicka <jh@suse.cz>
6590 * cselib.c (cselib_invalidate_mem_1): Move too ...
6591 (cselib_invalidate_mem): ... here; use new list
6592 (dummy_val, first_containing_mem): New static variables.
6593 (clear_table): Initialize first_containing_mem.
6594 (discard_useless_values): Compact the containing_mem list.
6595 (add_mem_for_addr): Add to the list.
6596 * cselib.h (cselib_val): Add next_containing_mem.
6598 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
6600 * config/rs6000/rs6000.c (rs6000_override_options): Disable string
6601 instructions for e500.
6603 2003-03-11 Neil Booth <neil@daikokuya.co.uk>
6605 * Makefile.in: Update.
6606 * c-cppbuiltin.c: Include tm_p.h.
6608 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
6610 * doc/tm.texi (Frame Registers): Document DWARF_REG_TO_UNWIND_COLUMN.
6612 * unwind-dw2.c (DWARF_REG_TO_UNWIND_COLUMN): Define.
6613 (_Unwind_GetGR): Use DWARF_REG_TO_UNWIND_COLUMN.
6614 (_Unwind_SetGR): Same.
6615 (_Unwind_GetGRPtr): New.
6616 (_Unwind_SetGRPtr): New.
6617 (uw_update_context_1): Use accesor functions instead of accessing
6618 context->reg[] directly.
6619 (uw_install_context_1): Same.
6620 (execute_cfa_program): Same.
6621 (__frame_state_for): Same.
6623 * config/rs6000/rs6000.c (spe_synthesize_frame_save): Use 1200 as
6624 the synthetic register offset.
6626 * config/rs6000/rs6000.h (DWARF_REG_TO_UNWIND_COLUMN): New.
6628 2003-03-11 Hans-Peter Nilsson <hp@axis.com>
6630 * config/cris/cris.md: Remove lingering EGCS reference.
6631 ("*extopqihi_side_biap"): For HI operation, match
6632 cris_additive_operand_extend_operator, not
6633 cris_operand_extend_operator. Adjust condition.
6634 ("*extopqihi_side", "*extopqihi"): Ditto.
6635 ("*extopqisi_side_biap"): Correct operand numbers in condition.
6636 ("*extophisi_side_biap", "*extopqisi_swap_side_biap"): Ditto.
6637 ("*extophisi_swap_side_biap", "*extopqisi_swap"): Ditto.
6638 ("*extophisi_swap"): Ditto.
6639 ("*extopqihi_swap_side_biap"): For HI operation, match a simple
6640 PLUS, not cris_operand_extend_operator. Adjust condition and
6641 output template.
6642 ("*extopqihi_swap_side", "*extopqihi_swap"): Ditto.
6643 * config/cris/cris.h (PREDICATE_CODES): Add
6644 cris_additive_operand_extend_operator.
6645 * config/cris/cris.c (cris_additive_operand_extend_operator):
6646 New predicate.
6648 2003-03-11 Hartmut Penner <hpenner@de.ibm.com>
6650 * df.c (read_modify_subreg_p): Change from static to global.
6651 * df.h (read_modify_subreg_p): Add prototype.
6652 * sched-deps.c (sched_analyze_1): Generate true dependency for
6653 strict_low_part, certain subregs and zero/sign_extract.
6655 2003-03-11 Neil Booth <neil@daikokuya.co.uk>
6657 * Makefile.in: Update.
6658 * c-common.c: Don't include real.h or except.h.
6659 (REGISTER_PREFIX): Remove.
6660 (builtin_define_std, builtin_define_with_value,
6661 builtin_define_with_int_value, builtin_define_with_hex_fp_value,
6662 builtin_define_type_max, builtin_define_type_precision,
6663 builtin_define_float_constants): Move to c-cppbuiltin.c.
6664 (c_stddef_cpp_builtins): New.
6665 * c-common.h (builtin_define_with_value, c_stddef_cpp_builtins): New.
6666 * c-cppbuiltin.c: New, extracted from c-common.c.
6667 (define__GNUC__): New.
6668 * cppspec.c (lang_specific_driver): Remove support of -no-gcc.
6669 * gcc.c: Remove support of %v1, %v2 and %v3 specs.
6670 (cpp_unique_options): Don't support no-gcc.
6671 (do_spec_1): Remove support of version specs.
6672 * doc/invoke.texi: Remove documentation of %v1, %v2 and %v3.
6673 * doc/passes.texi: Update.
6674 * doc/tm.texi: Update.
6676 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
6678 * dwarf2out.c (multiple_reg_loc_descriptor): Fix thinko.
6680 2003-03-10 Andrew Pinski <apinski@apple.com>
6682 * config/darwin.c (machopic_function_base_name): If dynamic-no-pic
6683 is on should not get here.
6684 (machopic_indirect_data_reference): If dynamic-no-pic is on just
6685 generate high/low parts of the address.
6686 (machopic_legitimize_pic_address): Change MACHOPIC_PURE to
6687 MACHOPIC_INDIRECT. Dynamic-no-pic uses 0 as the pic base. Generate
6688 symbol and labels with a new reg. Dynamic-no-pic does not have a
6689 pic_offset_table_rtx.
6690 (machopic_select_section): Change references of flag_pic to
6691 MACHOPIC_INDIRECT.
6692 (machopic_asm_out_destructor): Likewise.
6693 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Change
6694 reference of flag_pic to MACHOPIC_INDIRECT.
6695 (MACHO_DYNAMIC_NO_PIC_P): Define as TARGET_DYNAMIC_NO_PIC.
6696 (MACHOPIC_INDIRECT): Is also true when dynamic-no-pic is on.
6697 (MACHOPIC_JUST_INDIRECT): Is also true when dynamic-no-pic is on.
6698 (MACHOPIC_PURE): Is not pure when dynamic-no-pic is on.
6699 * config/i386/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define as
6700 0 for right now as dynamic-no-pic is not implemented on Darwin/ia32.
6701 * config/rs6000/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define.
6702 (TARGET_DYNAMIC_NO_PIC): Define.
6703 (SUBTARGET_SWITCHES): Define, have sub-target switches for
6704 dynamic-no-pic.
6705 (SUBTARGET_OVERRIDE_OPTIONS): Move check for -fpic from
6706 rs6000_override_options to here. Dynamic-no-pic overrides
6707 pic.
6708 (CC1_SPEC): Change from not static then pic to not static and not
6709 dynamic-no-pic then pic.
6710 * config/rs6000/rs6000.c (rs6000_override_options): Move the
6711 check for -fpic and DARWIN_ABI to config/rs6000/darwin.h
6712 (rs6000_legitimize_reload_address): Add case for loading floating in
6713 dynamic-no-pic.
6714 (rs6000_emit_move): Add case for dynamic-no-pic. Change reference
6715 of flag_pic to MACHOPIC_INDIRECT.
6716 (secondary_reload_class): Conditional change the reference of
6717 flag_pic to MACHOPIC_INDIRECT.
6718 (rs6000_output_mi_thunk): Change reference of flag_pic to
6719 MACHOPIC_INDIRECT.
6720 (output_profile_hook): Likewise.
6721 (machopic_output_stub): Non-pure (dynamic-no-pic) is now supported.
6722 * config/rs6000/rs6000.md (movdf_low): Add the case for
6723 MACHO_DYNAMIC_NO_PIC_P.
6724 (call): Change references for flag_pic in TARGET_MACHO to
6725 MACHOPIC_INDIRECT.
6726 (SUBTARGET_OVERRIDE_OPTIONS): Add case where -fpic is on and
6727 -mdynamic-no-pic is on. Also move case for -fpic from rs6000.c.
6728 * doc/invoke.texi (-mdynamic-no-pic): Document.
6730 2003-03-10 Devang Patel <dpatel@apple.com>
6732 PR c++/9394
6733 * gcc.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
6734 (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
6735 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Add.
6736 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add.
6737 * cppspec.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
6738 (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
6740 2003-03-10 Steven Bosscher <s.bosscher@student.tudelft.nl>
6742 PR optimization/7189
6743 * toplev.c (rest_of_compilation): Move
6744 check_function_return_warnings up to just after
6745 delete_unreachable_blocks.
6747 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
6749 * config/m68hc11/m68hc11.h (HARD_REGNO_RENAME_OK): Define.
6750 * config/m68hc11/m68hc11-protos.h (m68hc11_hard_regno_rename_ok):
6751 Declare.
6752 * config/m68hc11/m68hc11.c (m68hc11_hard_regno_rename_ok): New function
6753 for reg rename optimization to avoid using Z and Y registers.
6755 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
6757 * config/m68hc11/m68hc11.md ("*addhi3_68hc12"): Accept any constant
6758 when adding to X and Y since leax/leay are fast.
6759 ("*addhi3"): Accept 'I' constraint when adding to address register.
6760 ("rotlhi3"): Operand 1 must be a register_operand.
6761 (peephole2): New peephole to optimize some adds.
6762 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_P): Use 'I' constraint
6763 to represent -2 .. 2 small integer range.
6765 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
6767 * config/m68hc11/m68hc11.c (m68hc11_gen_rotate): Set carry before
6768 each 16-bit rotation.
6770 2003-03-10 Zack Weinberg <zack@codesourcery.com>
6772 * c-opts.c (add_prefixed_path): Don't use concat. When
6773 prefixing with cpp_GCC_INCLUDE_DIR, copy only the first
6774 cpp_GCC_INCLUDE_DIR_len characters.
6776 2003-03-10 Segher Boessenkool <segher@koffie.nl>
6778 * testsuite/gcc.dg/altivec-9.c: New file.
6780 * config/rs6000/rs6000.c (altivec_frame_fixup): Remove.
6781 (rs6000_emit_prologue): Use rs6000_frame_related instead.
6783 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
6785 * config/rs6000/spe.h: Define __ev64_*64__ to use single element
6786 vectors.
6787 (__ev_convert_u64): Remove macro. Define as inline.
6788 (__ev_convert_s64): Same.
6790 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
6792 * config/rs6000/rs6000.h (DWARF_FRAME_REGISTERS): Define.
6793 (rs6000_stack_t): Add spe_64bit_regs_used.
6795 * config/rs6000/rs6000.c (rs6000_stack_info): Calculate
6796 spe_64bit_regs_used, and use it to determine the size of the
6797 frame.
6798 (spe_func_has_64bit_regs_p): New.
6799 (spe_synthesize_frame_save): New.
6800 (rs6000_frame_related): Handle SPE synthetic registers.
6801 (rs6000_emit_prologue): Only save in 64-bits if the function used
6802 any registers in 64-bit mode.
6803 (rs6000_emit_epilogue): Same, but for restore.
6805 2003-03-10 Richard Earnshaw <rearnsha@arm.com>
6807 * arm.h (enum floating_point_type): Delete. Replace with...
6808 (enum fputype): ... new.
6809 (FPUTYPE_DEFAULT): Renamed from FP_DEFAULT. Values reworked.
6810 * linux-elf.h (FPUTYPE_DEFAULT): Likewise.
6811 * arm.md (attr fpu): Reworked for new underlying enum values.
6812 * arm.c (arm_fpu_arch): Now enum fputype.
6813 (arm_fpu_tune): Renamed from arm_fpu. Now enum fputype.
6814 (arm_override_options, arm_output_epilogue, arm_expand_prologue):
6815 Update uses of arm_fpu_arch and arm_fpu_tune.
6817 2003-03-10 Josef Zlomek <zlomekj@suse.cz>
6819 * cfgcleanup.c (outgoing_edges_match): Compare the jump tables.
6820 (try_crossjump_to_edge): Replace refereces to one jump table by
6821 references to identical jump table.
6822 * loop.c (load_mems): Moved setting the JUMP_LABEL to replace_label.
6823 (replace_label): Moved to rtlanal.c.
6824 (struct rtx_pair): Moved to rtl.h.
6825 * rtl.h (struct rtx_pair): Moved from loop.c.
6826 (replace_label): New extern function.
6827 (subrtx_p): New extern function.
6828 (tablejump_p): New extern function.
6829 * rtlanal.c (replace_label): Moved from loop.c.
6830 (subrtx_p_1): New static function.
6831 (subrtx_p): New function.
6832 (tablejump_p): New function.
6834 2003-03-10 Jan Hubicka <jh@suse.cz>
6836 * cfgcleanup.c (try_optimize_cfg): Fix thinko in previous patch.
6838 * cfgcleanup.c (merge_blocks): Return where to iterate next.
6839 (try_optimize_cfg): Use return value of merge_blocks
6841 2003-03-10 Michael Matz <matz@suse.de>
6843 * cfg.c (unchecked_make_edge): New.
6844 (cached_make_edge): Use it.
6845 * basic-block.h (unchecked_make_edge): Declare.
6846 * cfglayout.c (cfg_layout_duplicate_bb): Use it.
6848 2003-03-10 Richard Earnshaw <rearnsha@arm.com>
6850 * fpa.md: New file. Move all patterns relating to FPA co-processor
6851 to here...
6852 * arm.md: ... from here.
6853 (cirrus.md, fpa.md): Include at end of description.
6854 (divsf3, divdf3, modsf3, movdf3, sqrtsf2, sqrtdf2): New expands.
6855 (pic_load_addr_based): Remove register constraint from expander.
6856 (seq, sne, sgt, sle, slt, sge, sgeu, sleu, sgtu, sltu, sunordered)
6857 (sordered, sungt, sunle, sunge, sunlt): Likewise.
6858 (eh_epilogue, tablejump): Likewise.
6860 2003-03-09 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6862 * tree.c (substitute_in_expr, case 'e'): Only make recursive call
6863 on operands if it has a PLACEHOLDER_EXPR.
6865 2003-03-09 David Edelsohn <edelsohn@gnu.org>
6866 Mostafa Hagog
6868 * config/rs6000/rs6000.md (movsi_update1): Add TARGET_UPDATE final
6869 condition.
6871 2003-03-09 Neil Booth <neil@daikokuya.co.uk>
6873 * config/frv/frv.h: Use TARGET_CPU_CPP_BUILTINS, not CPP_PREDEFINES.
6874 * config/ip2k/ip2k.h: Similarly.
6875 * config/m32r/m32r.h: Similarly.
6876 * config/m68hc11/m68hc11.h: Similarly.
6877 * config/mn10200/mn10200.h: Similarly.
6878 * config/mn10300/mn10300.h: Similarly.
6879 * config/pdp11/pdp11.h: Similarly.
6880 * config/v850/v850.h: Similarly.
6881 * config/rs6000/vxworks.h: Similarly for TARGET_OS_CPP_BUILTINS.
6882 * config/v850/retms.h: Similarly for TARGET_OS_CPP_BUILTINS.
6883 * config/mips/iris3.h: Remove #if 0 block.
6885 2003-03-09 Roger Sayle <roger@eyesopen.com>
6886 Joern Rennecke <joern.rennecke@superh.com>
6888 * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle
6889 pending argument upon return from handle_braces here.
6890 (do_spec_2): Instead handle it upon return from do_spec_1 here.
6892 2003-03-09 Roger Sayle <roger@eyesopen.com>
6893 Joern Rennecke <joern.rennecke@superh.com>
6895 * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle
6896 pending argument upon return from handle_braces here.
6897 (do_spec_2): Instead handle it upon return from do_spec_1 here.
6899 2003-03-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6901 * varasm.c (make_decl_one_only): Use declare_weak().
6903 2003-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6905 PR middle-end/9986
6906 * c-common.c (c_common_nodes_and_builtins): Initialize target builtins
6907 after the common builtins.
6908 * pa-hpux.h (DONT_HAVE_FPUTC_UNLOCKED): Define.
6909 * pa.c (TARGET_INIT_BUILTINS): Define.
6910 (pa_init_builtins): New function.
6912 * pa.md (call, call_value, sibcall, sibcall_value): When sufficient
6913 space has been allocated for the outgoing arguments, set the arg
6914 pointer for a call emitted after virtuals have been instantiated
6915 using the stack pointer offset, otherwise abort.
6917 2003-03-09 DJ Delorie <dj@redhat.com>
6919 * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH): Revert.
6921 2003-03-09 Richard Earnshaw <rearnsha@arm.com>
6923 * arm.md (fix_truncsfsi2, fix_truncdfsi2, arm_fix_truncsfsi2)
6924 (arm_fix_truncdfsi2): Add missing fix in floating point mode before
6925 conversion to integer.
6926 * cirrus.md (cirrus_truncsfsi2, cirrus_truncdfsi2): Likewise.
6928 2003-03-09 Roger Sayle <roger@eyesopen.com>
6930 * builtins.def: Fix typo and improve grammar.
6931 * loop-unroll.c (decide_peel_completely): Tidy log message.
6933 2003-03-09 Kazu Hirata <kazu@cs.umass.edu>
6935 * config/h8300/h8300.md (*tstsi_upper_bit): New.
6936 (*iorsi3_e2f): Likewise.
6938 2003-03-08 Kazu Hirata <kazu@cs.umass.edu>
6940 * config/h8300/h8300.c (h8300_and_costs): Return the number of
6941 assembly instructions needed.
6942 (h8300_shift_costs): Likewise.
6944 2003-03-09 Hans-Peter Nilsson <hp@bitrange.com>
6946 * config/cris/aout.h (ENDFILE_SPEC): Undef.
6948 * optabs.c (gen_move_insn): Move logic for synthesizing MODE_CC
6949 moves from here ...
6950 * expr.c (emit_move_insn_1): ... to here.
6952 * config/cris/aout.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__AOUT__ to...
6953 (TARGET_OS_CPP_BUILTINS): New macro.
6954 * config/cris/cris.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__ELF__ to...
6955 (TARGET_OS_CPP_BUILTINS): New macro.
6956 (CPP_PREDEFINES): Don't define. Move old definitions and...
6957 (CPP_SPEC): ...move -D__CRIS_ABI_version=2 to...
6958 (TARGET_CPU_CPP_BUILTINS): New macro.
6959 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Move constant
6960 definitions and the optional __PIC__, __pic__ and
6961 __NO_UNDERSCORES__ definitions to...
6962 (TARGET_OS_CPP_BUILTINS): New macro.
6964 * flags.h (flag_leading_underscore): Declare.
6966 * c-opts.c (c_common_post_options): On fopen failure, return
6967 false, not NULL.
6969 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
6971 * config/cris/cris_abi_symbol.c: #include tconfig.h and tm.h, not
6972 config.h.
6973 * config/cris/cris.h (HAVE_GAS_HIDDEN): Don't define here.
6974 * config/cris/aout.h (HAVE_GAS_HIDDEN): Undef.
6976 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
6978 * config/sh/rtemself.h (TARGET_OS_CPP_BUILTINS): Use instead of
6979 CPP_PREDEFINES.
6980 * config/sh/rtems.h (TARGET_OS_CPP_BUILTINS): Use instead of
6981 CPP_PREDEFINES.
6983 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
6985 * c-common.h (c_common_init, c_common_post_options): Update.
6986 * c-objc-common.c (c_objc_common_init): Update for new prototype.
6987 * c-opts.c (saved_lineno): New.
6988 (c_common_post_options, c_common_init): Update prototypes,
6989 move call to cpp_read_main_file from latter to former.
6990 * c-tree.h (c_ojbc_common_init): Update.
6991 * langhooks-def.h (lhd_post_options): New.
6992 (LANG_HOOKS_INIT, LANG_HOOKS_POST_OPTIONS): Update.
6993 * langhooks.c (lhd_post_options): New.
6994 * langhooks.h (struct lang_hooks): Update post_options and init hooks.
6995 * toplev.c (no_backend): New.
6996 (process_options): Call post_options hook and set main_input_filename
6997 and input_filename here.
6998 (lang_dependent_init, do_compile): post_options hook moved to
6999 process_options.
7000 * objc/objc-act.c (objc_init): Update prototype.
7001 * objc/objc-act.h (objc_init): Update prototype.
7003 2003-03-08 Roger Sayle <roger@eyesopen.com>
7005 * emit-rtl.c (gen_lowpart): Don't attempt to load a part of
7006 a complex or vector type, using a load in the original mode.
7008 2003-03-08 Jan Hubicka <jh@suse.cz>
7010 * Makefile.in (cgraph.o): Depend on gt-cgraph.h and varray.h.
7011 * gt-cgraph.h: New GC file.
7012 * cgraph.c (known_fns): New static variable.
7013 (cgraph_node): Add the decl into varray.
7015 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
7017 * config/mmix/mmix.md ("*movcc_expanded"): Add missing alternatives.
7019 2003-03-08 Richard Earnshaw <rearnsha@arm.com>
7021 * arm.c (fpa_rhs_operand, fpa_add_operand, const_double_rtx_ok_for_fpa)
7022 (neg_const_double_ok_for_fpa, output_mov_long_double_fpa_from_arm)
7023 (output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm)
7024 (output_mov_double_arm_from_fpa): Renamed to use fpa instead of fpu.
7025 All callers changed.
7026 * arm.md, arm.h, arm-protos.h: Updated.
7028 * arm.h (enum reg_class FPA_REGS): Renamed from FPU_REGS.
7029 (CLASS_MAX_NREGS, REGISTER_MOVE_COST, REG_CLASS_FROM_LETTER): Updated.
7030 * arm.c (arm_regno_class, f_register_operand): Updated.
7032 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
7034 * config/cris/cris.h: Remove EGCS references.
7035 (CPP_SPEC): Remove "-$".
7036 (INIT_CUMULATIVE_ARGS): Adjust parameter name to FNDECL.
7038 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
7040 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Use in
7041 preference to CPP_PREDEFINES.
7043 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
7045 * cppinit.c (cpp_finish_options): Set first_unused_line to -1.
7047 2003-03-08 Kazu Hirata <kazu@cs.umass.edu>
7049 * config/h8300/h8300.md (*extzv_16_8): New.
7051 2003-03-08 Jan Hubicka <jh@suse.cz>
7053 * c-decl.c: (finish_function): Update call of tree_inlinable_function_p.
7054 * cgraph.h: (cgraph_local_info): Add can_inline_once
7055 (cgraph_global_info): Add inline_once.
7056 (cgraph_node): Add previous.
7057 (cgraph_remove_node): New.
7058 * cgraphunit.c (cgraph_mark_functions_to_inline_once): New static
7059 function.
7060 (cgraph_optimize): Call it.
7061 (cgraph_finalize_function): Set inlinable flags.
7062 (cgraph_finalize_compilation_unit): Actually remove the reclaimed nodes.
7063 (cgraph_mark_functions_to_output): Use new inlining heuristics flags.
7064 (cgraph_expand_function): Likewise.
7065 * cgraph.c
7066 (cgraph_node): Put nodes into doubly linked chain.
7067 (cgraph_remove_node): New function.
7068 * flags.h (flag_inline_functions_called_once): Declare.
7069 * tree-inline.c: Include cgraph.h
7070 (inlinable_functions_p): Add extra argument to bypass limits.
7071 (expand_call_inline): Obey cgraph flag.
7072 * tree-inline.h (tree_inlinable_function_p): Update prototype.
7074 2003-03-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7076 * gcse.c (bypass_block, bypass_conditional_jumps): Do not create
7077 irreducible loops.
7079 * loop-unroll.c (unroll_loop_runtime_iterations): Update irreducible
7080 loops info correctly.
7082 2003-03-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7084 PR middle-end/7796
7085 * unroll.c (calculate_giv_inc): Handle constants being
7086 loaded with LSHIFTRT.
7088 2003-03-07 David Edelsohn <edelsohn@gnu.org>
7090 * config/rs6000/rs6000.c (processor_target_table): Do not disable
7091 GP optional instructions on Power3, Power4, 620, and 630.
7093 2003-03-07 Kazu Hirata <kazu@cs.umass.edu>
7095 * calls.c: Fix comment formatting.
7096 * cfgloopanal.c: Likewise.
7097 * cfgloopmanip.c: Likewise.
7098 * combine.c: Likewise.
7099 * dwarf2out.c: Likewise.
7100 * ggc-common.c: Likewise.
7101 * langhooks.c: Likewise.
7102 * loop-unroll.c: Likewise.
7103 * loop.c: Likewise.
7104 * ra-build.c: Likewise.
7105 * sbitmap.c: Likewise.
7106 * toplev.c: Likewise.
7108 2003-03-07 James E Wilson <wilson@tuliptree.org>
7110 * config/sh/sh.h (HARD_REGNO_NREGS): Round up the XD register count.
7112 2003-03-07 Geoffrey Keating <geoffk@apple.com>
7114 * objc/lang-specs.h (objective-c-header): Use .gch not .pch;
7115 support -no-integrated-cpp.
7117 * c-pch.c (get_ident): Use c_language_kind and flag_objc rather
7118 than langhooks.name.
7120 2003-03-07 Michael Matz <matz@suse.de>
7122 * df.h (enum df_ref_flags.DF_REF_STRIPPED): New.
7123 (DF_FOR_REGALLOC): New.
7124 * df.c (df_ref_record): Set DF_REF_STRIPPED.
7125 (read_modify_subreg_p): Simplify.
7126 (df_def_record_1, df_uses_record): Set DF_REF_MODE_CHANGE more often.
7127 Use DF_FOR_REGALLOC.
7128 * ra.h (struct web): New member subreg_stripped.
7129 (invalid_mode_change_regs): Declare.
7130 * ra.c (invalid_mode_change_regs): New.
7131 (init_ra): Initialize it.
7132 * ra-build.c (init_one_web_common, remember_web_was_spilled): Use it.
7133 Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
7134 (reinit_one_web, parts_to_web_1): Deal with subreg_stripped.
7135 * ra-colorize.c (colorize_one_web): Use invalid_mode_change_regs.
7136 Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
7138 2003-03-07 Richard Earnshaw <rearnsha@arm.com>
7140 * arm.md (addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, negsf2)
7141 (negdf2, abssi2, abssf2, absdf2, floatsisf2, floatsidf2)
7142 (fix_truncsfsi2, fix_truncdfsi2, truncdfsf2): Moved back into main
7143 machine description file from ...
7144 * cirrus.md: ... here.
7146 2003-03-06 Kazu Hirata <kazu@cs.umass.edu>
7148 * config/h8300/h8300.md (a peephole2): Don't use
7149 reg_overlap_mentioned_p.
7151 2003-03-06 Geoffrey Keating <geoffk@apple.com>
7153 * c-pch.c: Include langhooks.h.
7154 (IDENT_LENGTH): New.
7155 (get_ident): New.
7156 (pch_ident): Delete.
7157 (pch_init): Use get_ident, IDENT_LENGTH.
7158 (c_common_valid_pch): Likewise. Also, use actual language
7159 in warning message.
7160 * Makefile.in (c-pch.o): Add langhooks.h to dependencies.
7162 * objc/config-lang.in (gtfiles): Add objc-act.c. Remove duplicate
7163 c-parse.in.
7164 * objc/Make-lang.in (objc/objc-act.o): Add dependency on
7165 gt-objc-objc-act.h.
7166 (gt-objc-objc-act.h): New rule.
7167 * objc/lang-specs.h: Support PCH.
7168 * objc/objc-act.c: Include gt-objc-objc-act.h.
7169 (objc_add_static_instance): Move num_static_inst out, mark for PCH.
7170 (build_selector_reference_decl): Move idx out, mark for PCH.
7171 (build_class_reference_decl): Likewise.
7172 (build_objc_string_decl): Move *_idx out, mark for PCH.
7173 (build_tmp_function_decl): Move xxx out, mark for PCH.
7175 2003-03-06 Dale Johannesen <dalej@apple.com>
7177 * config/rs6000/rs6000.c (rs6000_binds_local_p): Consider
7178 global functions for inlining on Darwin.
7180 2003-03-06 Vladimir Makarov <vmakarov@redhat.com>
7182 * haifa-sched.c (schedule_block): Don't call reorder when sorting
7183 is prohibited.
7185 2003-03-06 Neil Booth <neil@daikokuya.co.uk>
7187 * Makefile.in (c-ppoutput.o): Update.
7188 * c-common.h (init_pp_output): New.
7189 (preprocess_file): Update.
7190 * c-lex.c (init_c_lex): Move mbchar initialization to cpplib.
7191 Register builtins.
7192 * c-opts.c (c_common_init): Call init_pp_output if preprocessing.
7193 Make call to cpp_read_main_file common to whether preprocessing
7194 or not. Don't register builtins.
7195 * c-ppoutput.c: Include c-pragma.h.
7196 (setup_callbacks): Rename init_pp_output.
7197 (preprocess_file): No longer setup callbacks or call
7198 cpp_read_main_file.
7199 * cpphash.h (_cpp_init_mbchar): New.
7200 * cppinit.c (init_library): Call _cpp_init_mbchar.
7201 * cpplex.c (_cpp_init_mbchar): New.
7203 2003-03-06 Roger Sayle <roger@eyesopen.com>
7205 * emit-rtl.c (gen_lowpart): When requesting the low-part of a
7206 MEM, try loading the MEM into a register and taking the low-part
7207 of that, to help CSE see the use of the MEM in its true mode.
7209 2003-03-05 Tom Tromey <tromey@redhat.com>
7211 * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH):
7212 Define.
7214 2003-03-05 Nick Clifton <nickc@cambridge.redhat.com>
7216 * config/stormy16/stormy16.md ("*eqbranchsi"): Remove '+' on
7217 operand 2.
7218 ("*ineqbranchsi"): Likewise.
7220 2003-03-05 Andrew Haley <aph@cambridge.redhat.com>
7222 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Delete
7223 mem_fake_push_rtx. Instead construct a SEQUENCE to show the
7224 register store followed by a stack increment.
7226 2003-03-05 Chris Moller <cmoller@redhat.com>
7228 * config/stormy16/stormy16.c (REG_NEEDS_SAVE): added a term
7229 to inhibit saving CARRY_REGS.
7231 * config/stormy16/stormy16.c (xs_hi_general_operand):
7232 added predicate to detect and error-out on out-of-range
7233 const_ints for movhi.
7234 * config/stormy16/stormy16.md (movhi): use
7235 xs_hi_general_operand.
7237 * config/stormy16/stormy16.c (xstormy16_expand_prologue):
7238 added a check for local vbl size overflow.
7239 * config/stormy16/stormy16.c (xs_hi_nonmemory_operand):
7240 added predicate to detect and error-out on out-of-range
7241 const_ints for addhi and subhi.
7242 * config/stormy16/stormy16.md (addhi3, addchi4, addchi5,
7243 subhi3, subchi4, subchi5): used xs_hi_nonmemory_operand.
7245 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7246 add a term to accept PRE_MODIFY addresses.
7247 * config/stormy16/stormy16.c (xstormy16_expand_move):
7248 add code to expand PRE_MODIFY addresses to an add followed
7249 by a move.
7251 2003-03-06 Jason Merrill <jason@redhat.com>
7253 * tree-inline.c (inlinable_function_p): Revert earlier change
7254 pending investigation.
7256 2003-03-06 Kazu Hirata <kazu@cs.umass.edu>
7258 * config/h8300/h8300.md (a new peephole2): New.
7260 2003-03-06 Jan Hubicka <jh@suse.cz>
7262 * cgraph.c (cgraph_node): Do not confuse nested functions and methods.
7264 2003-03-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7266 * dwarf2out.c (size_of_die): Compute size of external reference to
7267 die correctly.
7269 2003-03-06 Hans-Peter Nilsson <hp@bitrange.com>
7271 * config/mmix/mmix.md ("*movcc_expanded"): New pattern.
7272 ("movcc", "movcc_uns", "movcc_fp", "movcc_fpeq", "movcc_fun"): New
7273 expanders.
7275 2003-03-05 Roger Sayle <roger@eyesopen.com>
7277 * expr.h (lang_expand_expr): Delete obsolete prototype.
7279 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
7281 * emit-rtl.c (gen_highpart_mode): Fix a comment typo.
7283 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
7285 * config/h8300/h8300.md (a peephole2): Generalize to
7286 accept a memory operand.
7288 2003-03-05 Olivier Hainque <hainque@act-europe.fr>
7290 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '+'.
7291 * config/alpha/alpha.c (print_operand, case '+'): New.
7292 * config/alpha/alpha.md (call_osf_1_noreturn): Document and use.
7293 (call_value_osf_1_noreturn): Likewise.
7295 2003-03-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7297 * stmt.c (fixup_gotos): Change meaning of DONT_JUMP_IN.
7298 (expand_end_bindings): Likewise.
7300 2003-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7302 * pa.md (return_external_pic): Add !TARGET_PA_20 to constraint.
7303 (epilogue): Don't generate return_external_pic when emitting PA 2.0
7304 code.
7306 2003-03-05 Aldy Hernandez <aldyh@redhat.com>
7308 * doc/tm.texi: Document TARGET_DWARF_REGISTER_SPAN.
7310 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): New.
7312 * hooks.c (hook_rtx_rtx_null): New.
7314 * hooks.h (hook_rtx_rtx_null): Protoize.
7316 * target-def.h (TARGET_DWARF_REGISTER_SPAN): New macro.
7317 (TARGET_INITIALIZER): Add TARGET_DWARF_REGISTER_SPAN.
7319 * target.h (struct gcc_target): Add dwarf_register_span.
7321 * dwarf2out.c (multiple_reg_loc_descriptor): New.
7322 (one_reg_loc_descriptor): New.
7323 (reg_loc_descriptor): Add support for values that span more than
7324 one register.
7326 2003-03-05 Jan Hubicka <jh@suse.cz>
7328 * Makefile.in (calls.o, toplev.o alias.o): Depend on cgraph.h
7329 * alias.c: Include cgraph.h
7330 (mark_constant_function): Use cgraph_rtl_info.
7331 * calls.c: Include cgraph.h
7332 (flags_from_decl_or_type): Use cgraph_rtl_info to find pure and const
7333 calls.
7334 (expand_call): Use cgraph_rtl_info to set preferred stack boundary.
7335 * cgraph.c (cgraph_rtl_info): New function.
7336 * cgraph.h (cgraph_rtl_info): Declare
7337 (cgraph_rtl_info): Likewise.
7338 * function.h (struct function): Add recursive_call_emit.
7339 * toplev.c: Include cgraph.h.
7340 (rest_of_compilation): Set preferred_incoming_stack_boundary.
7342 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
7344 * config/h8300/h8300.c (output_simode_bld): Clear the
7345 destination first if possible.
7346 * config/h8300/h8300.md (extzv_1_r_h8300hs): Add an
7347 alternative.
7348 (extzv_1_r_inv_h8300hs): Likewise.
7350 2003-03-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7352 * basic-block.h (EDGE_IRREDUCIBLE_LOOP, EDGE_ALL_FLAGS): New.
7353 * cfg.c (dump_edge_info): Add EDGE_IRREDUCIBLE_LOOP flag dump.
7354 * cfgloop.c (flow_loop_free): Made global.
7355 (establish_preds): New static function.
7356 (flow_loop_tree_node_add): Handle subloops of added loop correctly.
7357 (get_loop_exit_edges): New.
7358 (verify_loop_structure): Verify EDGE_IRREDUCIBLE_LOOP flags.
7359 * cfgloop.h (flow_loop_free, get_loop_exit_edges, unloop): Declare.
7360 * cfgloopanal.c (mark_irreducible_loops): Mark edges in irreducible
7361 loops.
7362 * cfgloopmanip.c (loop_delete_branch_edge): Allow to test for
7363 removability of an edge.
7364 (fix_irreducible_loops): New static function.
7365 (find_path, remove_path): Add ability to remove enclosing loops.
7366 (unloop): New.
7367 (copy_bbs, duplicate_loop_to_header_edge): Use EDGE_IRREDUCIBLE_LOOP
7368 flags.
7369 * cfgrtl.c (verify_flow_info): Handle EDGE_IRREDUCIBLE_LOOP flag.
7370 * loop-unroll.c (peel_loops_completely): Do not duplicate loop if
7371 not neccessary.
7372 (decide_peel_completely, peel_loops_completely): Allow complete peeling
7373 of non-duplicable once rolling loops.
7374 * loop-unswitch.c (unswitch_loop): Update EDGE_IRREDUCIBLE_LOOP flags.
7376 2003-03-05 J"orn Rennecke <joern.rennecke@superh.com>
7378 * sh.h (OVERRIDE_OPTIONS): For TARGET_SHMEDIA, the minimum value
7379 for align_jumps is 4.
7381 (SECONDARY_INPUT_RELOAD_CLASS): If reloading a PLUS into FPUL,
7382 use GENERAL_REGS.
7384 2003-03-05 Stephane Carrez <stcarrez@nerim.fr>
7386 * config/m68hc11/m68hc11.h (PAD_VARARGS_DOWN): Define and return
7387 according to va_arg type.
7388 (EXPAND_BUILTIN_VA_ARG): Remove.
7389 * config/m68hc11/m68hc11.c (m68hc11_va_arg): Remove.
7390 * config/m68hc11/m68hc11-protos.h (m68hc11_va_arg): Remove.
7392 2003-03-05 David Edelsohn <edelsohn@gnu.org>
7394 * config/rs6000/rs6000.c (rs6000_variable_issue): Remove unnecessary
7395 else clauses.
7397 2003-03-05 Michael Matz <matz@suse.de>
7399 * i386/i386.c (ix86_save_reg): Also test
7400 current_function_uses_const_pool.
7402 2003-03-05 Michael Matz <matz@suse.de>
7404 * unwind.h: Add the GPL exception.
7405 * Makefile.in (USER_H): Add unwind.h.
7407 2003-03-05 Eric Botcazou <ebotcazou@libertysurf.fr>
7409 PR c/9799
7410 * c-typeck.c (push_init_level): Add sanity check.
7412 2003-03-05 Jan Hubicka <jh@suse.cz>
7414 * toplev.c (rest_of_compilation): Deffer RTL compilation only when
7415 RTL inlining is done.
7417 * cgraphunit.c (cgraph_mark_local_functions): New local function.
7418 (cgraph_optimize): Mark local functions.
7419 * i386-protos.h (init_cumulative_args): Update prototype.
7420 * i386.c (init_cumulative_args): Use register passing convention for
7421 local functions.
7423 * cgraph.c (cgraph_global_info_ready): New global variable
7424 (cgraph_local_info, cgraph_global_info): New functions.
7425 * cgraph.h (struct cgraph_local_info, cgraph_global_info): New
7426 structures.
7427 (cgraph_local_info, cgraph_global_info, cgraph_global_info_ready):
7428 Declare.
7429 * cgraphunit.c (cgraph_finalize_function): Set inline_many.
7430 (cgraph_mark_functions_to_output): Use inline_many.
7431 (cgraph_expand_function): Free DECL_SAVED_TREE uncondtionally.
7432 (cgraph_expand_functions): Expand inline functions last.
7433 (cgraph_optimize): Do not emit uneeded functions.
7435 2003-03-04 Steve Ellcey <sje@cup.hp.com>
7437 * expr.c (convert_modes): Check for legal hard register.
7439 2003-03-04 Tom Tromey <tromey@redhat.com>
7441 * doc/sourcebuild.texi (Front End Directory): Document tags.
7442 * configure: Rebuilt.
7443 * configure.in (target_list): Added tags.
7444 * Makefile.in (TAGS): Depend on lang.clean. Include subdirectory
7445 TAGS files by reference.
7446 * objc/Make-lang.in (objc.tags): New target.
7448 2003-03-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7450 * gcov-io.h (gcov_save_position, gcov_reserve_length, gcov_resync,
7451 gcov_skip, gcov_skip_string, gcov_write_unsigned, gcov_write_counter,
7452 gcov_write_string, gcov_read_unsigned, gcov_read_counter,
7453 gcov_read_string, gcov_write_length): Modified to enable reading/
7454 writing of whole .da file just once.
7455 (da_file_open, da_file_close, da_file_eof, da_file_error,
7456 da_file_position, da_file_seek, da_file_write, da_file_read): New
7457 functions.
7458 (actual_da_file, actual_da_file_position, actual_da_file_length,
7459 actual_da_file_buffer, actual_da_file_buffer_size): New static
7460 functions.
7461 * libgcov.c (gcov_exit): Modified to read/write the whole .da file at
7462 just once.
7465 2003-03-04 Andreas Schwab <schwab@suse.de>
7467 * config/m68k/m68k.c (m68k_output_function_prologue): Fix CFA
7468 offset without frame pointer.
7470 2003-03-04 Steve Ellcey <sje@cup.hp.com>
7472 * expr.c (expand_expr): Call promote_mode to set unsignedp.
7474 2003-03-04 Daniel Jacobowitz <drow@mvista.com>
7476 * configure.in: Don't always define TARGET_SYSTEM_ROOT.
7477 * configure: Regenerated.
7478 * gcc.c: Check whether TARGET_SYSTEM_ROOT is defined.
7480 2003-03-04 Andreas Jaeger <aj@suse.de>
7482 * configure.in: Check for <memcheck.h>.
7483 * configure: Regenerated.
7485 * config.in: Define HAVE_MEMCHECK_H.
7487 * ggc-common.c: Use <memcheck.h> if available instead of
7488 <valgrind.h>.
7489 * ggc-page.c: Likewise.
7490 * cppfiles.c: Likewise.
7492 2003-03-04 Kazu Hirata <kazu@cs.umass.edu>
7494 * config/h8300/h8300.md (*extzv_8_8): Fix cc and lengths.
7496 2003-03-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7498 PR c/9262
7499 * c-typeck.c (do_case): Attach the first case label to the SWITCH_BODY.
7500 (c_finish_case): Rechain the next statements to the SWITCH_STMT.
7502 2003-03-04 Jan Hubicka <jh@suse.cz>
7504 * doc/invoke.texi: Document that unit-at-a-time is enabled for -O3
7505 * toplev.c (parse_options_and_default_flags): Enable flag_unit_at_a_time
7506 for -O3.
7508 2003-03-04 Nathanael Nerode <neroden@gcc.gnu.org>
7510 * configure.in: Delete three unused variables. Move a variable
7511 definition closer to its use. Simplify use_collect2 logic. Start to
7512 organize. Simplify tests for in-tree gas and ld.
7513 * configure: Regenerate.
7515 2003-03-04 Neil Booth <neil@daikokuya.co.uk>
7517 * Makefile.in: Update.
7518 * c-common.c (flag_no_line_commands, flag_no_output,
7519 flag_dump_macros, flag_dump_includes): New.
7520 * c-common.h (flag_no_line_commands, flag_no_output,
7521 flag_dump_macros, flag_dump_includes, preprocess_file): New.
7522 (init_c_lex): Update prototype.
7523 * c-lex.c (init_c_lex): Update prototype; move some code to
7524 c_common_init.
7525 * c-opts.c (preprocess_file): Subsume into c_common_init.
7526 (c_common_decode_option): Update flags.
7527 (c_common_init): Move code from preprocess_file and init_c_lex.
7528 (sanitize_cpp_opts): Update.
7529 * c-ppoutput.c: New, cppmain.c almost verbatim.
7530 * cpphash.h (struct printer): Remove.
7531 (struct cpp_reader): Remove print.
7532 * cpplib.h (dump_none, dump_only, dump_names, dump_definitions,
7533 cpp_preprocess_file): Remove.
7534 (struct cpp_options): Remove no_output, no_line_commands, dump_macros
7535 and dump_includes.
7536 * cppmain.c: Remove.
7537 * doc/passes.texi: Update.
7539 2003-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7541 * function.c (STACK_ALIGNMENT_NEEDED): New macro. Default to 1.
7542 (assign_stack_local_1): Perform overall stack alignment only when
7543 STACK_ALIGNMENT_NEEDED is non-zero.
7544 * doc/tm.texi (STACK_ALIGNMENT_NEEDED): Document.
7546 * pa.c (compute_frame_size): Rename fsize to size. Account for
7547 alignment to a word boundary before general register save block. Only
7548 account for double-word alignment before floating point register save
7549 block if one or more are saved. Don't allocate space for %r3 when
7550 frame pointer is needed.
7551 (hppa_expand_prologue): Include alignment to word boundary in local
7552 frame size.
7553 * pa.h (STARTING_FRAME_OFFSET): Define to 8 on both 32 and 64-bit ports.
7554 (STACK_ALIGNMENT_NEEDED): Define.
7556 2003-03-04 Kevin Buettner <kevinb@redhat.com>
7558 * dwarf2out.c (rtl_for_decl_location): Don't return NULL_RTX for
7559 global register variables.
7561 2003-03-04 Alexandre Oliva <aoliva@redhat.com>
7563 * reload.c (reload_adjust_reg_for_mode): New function.
7564 (subst_reloads): Call it.
7565 (operands_match_p): Adjust registers using HARD_REGNO_NREGS.
7566 * reload.h (reload_adjust_reg_for_mode): Declare.
7567 * reload1.c (emit_input_reload_insns, emit_output_reload_insns):
7568 Call it.
7570 2003-03-03 James E Wilson <wilson@tuliptree.org>
7572 * optabs.c (add_equal_note): Delete SUBREG_REG use.
7573 Fixes PR c/7872.
7575 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7577 * config/h8300/h8300.md (*ixorsi3_ashift_16): New.
7578 (*ixorsi3_lshiftrt_16): New.
7579 (*iorsi3_ashift_16): Remove.
7581 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7583 * config/h8300/h8300.md (*extzv_8_8): Use '?' to simplify the
7584 pattern.
7586 2003-03-03 Geoffrey Keating <geoffk@apple.com>
7588 * doc/install.texi (Specific): Update entry for powerpc-darwin.
7590 2003-03-03 Richard Henderson <rth@redhat.com>
7592 * config/ia64/ia64.h (HAVE_AS_LTOFFX_LDXMOV_RELOCS): Default to 0.
7594 2003-03-03 David Edelsohn <edelsohn@gnu.org>
7596 * config/rs6000/rs6000.c (rs6000_multipass_dfa_lookahead): Delete.
7597 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Delete.
7598 (rs6000_variable_issue): Do not return negative value.
7599 (rs6000_issue_rate): Uniformly set issue rate to 1 for first
7600 scheduling pass.
7602 2003-03-03 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7604 * dwarf2out.c (dwarf2out_finish): Swap order of break_out_includes and
7605 prune_unused_types calls.
7607 2003-03-03 Jason Merrill <jason@redhat.com>
7609 * tree-inline.c (find_builtin_longjmp_call): Save and restore
7610 lineno and input_filename.
7611 (find_alloca_call): Likewise.
7612 (inlinable_function_p): Run the langhook earlier.
7614 * calls.c (compute_argument_addresses): Give the new MEMs a
7615 minimum alignment of PARM_BOUNDARY.
7617 2003-03-03 J"orn Rennecke <joern.rennecke@superh.com>
7619 * config/sh/sh.h (EXTRA_SPECS): Add subtarget_asm_relax_spec and
7620 subtarget_asm_isa_spec.
7621 (SUBTARGET_ASM_RELAX_SPEC, SUBTARGET_ASM_ISA_SPEC): Define.
7622 (ASM_SPEC): Define as SH_ASM_SPEC.
7623 (SH_ASM_SPEC): New; take the role of ASM_SPEC, but safe from svr4.h.
7624 Use subtarget_asm_relax_spec and subtarget_asm_isa_spec.
7625 * config/sh/elf.h (ASM_SPEC): Use SH_ASM_SPEC.
7626 (SUBTARGET_ASM_ISA_SPEC): Undef / define.
7628 * sh.h (OVERRIDE_OPTIONS): Set default values for align_loops
7629 and align_jumps if not set.
7630 Force align_jumps to be at least 2.
7631 When relaxing, force align_functions to be at least the maximum of
7632 align_loops, align_jumps and 4.
7633 * sh.c (find_barrier, barrier_align): Honour align_jumps_log.
7634 (sh_loop_align): Honour align_loops_log.
7636 * sh.md (length attribute): Use prev_nonnote_insn instead of PREV_INSN
7637 to check for indirect_jump_scratch.
7638 (indirect_jump_scratch): Add second set.
7639 * sh.c (output_far_jump): Use prev_nonnote_insn instead of PREV_INSN
7640 when looking for indirect_jump_scratch.
7641 Extract scratch register taking new structure of indirect_jump_scratch
7642 into account.
7643 (gen_block_redirect): Set INSN_SCOPE for indirect_jump_scratch.
7645 2003-03-03 Jan Hubicka <jh@suse.cz>
7647 * calls.c (rtx_for_function_call): Take the address as an argument
7648 (expand_call): Do not modify the expression.
7650 * toplev.c (rest_of_compilation): Avoid cfg_cleanup calls when not
7651 optimizing.
7653 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7655 * config/h8300/h8300.md (*ixorsi3_zext_hi): Restrict to
7656 TARGET_H8300H and TARGET_H8300S.
7658 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7660 * config/h8300/h8300.md (a peephole2): New.
7662 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7664 * config/h8300/h8300.md (*extzv_8_8): Use shorter code when
7665 operands[0] and operands[1] are different.
7667 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7669 * reload1.c (reload_cse_move2add): Remove variable success.
7671 2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7673 * ggc-common.c (ggc_rlimit_bound): Cast RLIM_INFINITY to avoid
7674 warnings.
7676 2003-03-02 Richard Henderson <rth@redhat.com>
7678 * configure.in (HAVE_AS_LTOFFX_LDXMOV_RELOCS): New ia64 test.
7679 * config.in, configure: Rebuild.
7680 * config/ia64/ia64.c (ia64_ld_address_bypass_p): Accept lo_sum.
7681 * config/ia64/ia64.md (load_symptr): Use high/lo_sum for the
7682 paired ldtoffx and ldxmov annotations.
7683 (load_symptr_internal1): Remove.
7684 (load_symptr_high, load_symptr_low): New.
7686 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
7688 * c-incpath.c (add_path): Fix sysp assignment.
7690 2003-03-02 Kurt Garloff <garloff@suse.de>
7692 * params.def: Introduce parameter max-inline-insns-rtl for
7693 a separate limit for the RTL inliner.
7694 * params.h: Likewise.
7695 * integrate.c (function_cannot_inline_p): Use it.
7696 * toplev.c (decode_f_option): Set multiple parameters
7697 controlling inlining with -finline-limit.
7698 * params.def: Fix orthographic and typographic errors.
7699 * doc/invoke.texi: Document parameters controlling inlining
7700 and the way -finline-limit sets multiple of them.
7702 * tree.h (struct tree_decl): Introduce inlined_function_flag,
7703 recording whether the function became eligible for inlining
7704 by a compiler flag rather than the declaration.
7705 Provide DID_INLINE_FUNC macro to access it.
7706 * c-decl.c (grokdeclarator): Set DID_INLINE_FUNC.
7707 * cp/decl.c (grokfndecl): Likewise.
7708 * toplev.c (rest_of_compilation): Likewise.
7709 * cp/optimize (maybe_clone_body): Copy DID_INLINE_FUNC.
7710 * print-tree.c (print_node): Report it.
7711 * params.def: Introduce new max-inline-insns-auto limit.
7712 * params.h: Likewise.
7713 * tree-inline.c (inlinable_function_p): Apply it to functions
7714 with DID_INLINE_FUNC set.
7715 * toplev.c (decode_f_option): Initialize it from -finline-limit
7716 value.
7717 * doc/invoke.texi: Document new parameter.
7719 2003-03-02 Geoffrey Keating <geoffk@apple.com>
7721 * fix-header.c (read_scan_file): Don't reference simplify_path.
7723 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
7725 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't enable
7726 min/max instructions by default as may result in reload errors.
7728 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
7730 * config/m68hc11/m68hc11.md ("mulqi3"): Allow address register to
7731 avoid reload problems; define split for it.
7733 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
7735 * config/m68hc11/m68hc11.c (m68hc11_shift_operator): New function.
7736 * config/m68hc11/m68hc11-protos.h (m68hc11_shift_operator): Declare.
7737 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register.
7738 * config/m68hc11/m68hc11.md ("rotrhi3", "rotlhi3"): New patterns for
7739 rotatert and rotate.
7740 ("rotrhi3_const", "rotlhi3_const"): Rename of old 'rotrhi3' insns.
7741 ("*rotrhi3", "*rotlhi3"): New insn pattern for non-const rotatert.
7742 ("*rotrhi3_addr"): New split for shift insns on address register.
7743 ("*lshrhi3", "*ashrhi3", "*ashlhi3_2"): Use new split.
7744 * config/m68hc11/larith.asm (___rotlhi3): New asm function.
7745 (___rotrhi3): Likewise.
7746 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Build them.
7748 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
7750 * toplev.c (aux_base_name): Moved from toplev.h.
7751 (filename): Constify.
7752 (lang_dependent_init): Don't duplicate name.
7753 (process_options): Set aux_base_name here, not...
7754 (do_compile): ...here. Change protoype.
7755 (toplev_main): Move some code from do_compile.
7756 * toplev.h: Remove aux_base_name.
7758 2003-03-02 Kazu Hirata <kazu@cs.umass.edu>
7760 * config/h8300/h8300-protos.h: Add a prototype for
7761 iorxor_operator.
7762 * config/h8300/h8300.c (print_operand): Handle 'c'.
7763 (iorxor_operator): New.
7764 * config/h8300/h8300.h (PREDICATE_CODES): Add iorxor_operator.
7765 * config/h8300/h8300.md (*iorhi3_zext): Remove.
7766 (*iorsi3_zexthi): Likewise.
7767 (*iorsi3_zextsi): Likewise.
7768 (*xorhi3_zextqi): Likewise.
7769 (*xorsi3_zexthi): Likewise.
7770 (*xorsi3_zextsi): Likewise.
7771 (*ixorhi3_zext): New.
7772 (*ixorsi3_zext_qi): Likewise.
7773 (*ixorsi3_zext_hi): Likewise.
7775 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
7777 * c-incpath.c (remove_component_p, simplify_path): Move back to
7778 cppfiles.c.
7779 (remove_duplicates): Use cpp_simplify_path.
7780 * c-incpath.h (simplify_path): Remove.
7781 * c-lex.c: Don't include c-incpath.h.
7782 (init_c_lex): Remove simplify_path.
7783 * cppfiles.c (remove_component_p, cpp_simplify_path): Restore.
7784 (find_or_create_entry, validate_pch): Revert.
7786 2003-03-02 Ashif Harji <asharji@uwaterloo.ca>
7788 * gcc.c (default_compilers): Add -no-integrated-cpp flag to invoke
7789 an external cpp during compilation.
7790 (option_map): Likewise.
7791 * objc/lang-specs.h (default_compilers): Similarly.
7792 * doc/invoke.texi: Document -no-integrated-cpp flag.
7794 2003-03-02 Kazu Hirata <kazu@cs.umass.edu>
7796 * config/h8300/h8300.md (zero_extendqisi2): Change to an
7797 expander.
7798 (*zero_extendqisi2_h8300): New.
7799 (*zero_extendqisi2_h8300hs): New.
7800 (two splitters): New.
7802 2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7804 * fp-bit.h (float_to_usi): Fix condition wrapping prototype.
7806 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
7808 * config/h8300/h8300.md (a peephole2): Remove dead code.
7810 2003-03-01 Roger Sayle <roger@eyesopen.com>
7812 PR c++/9367
7813 * builtin-types.def (DEF_FUNCTION_TYPE_VAR_3): New macro.
7814 (BT_FN_INT_CONST_STRING_VALIST_ARG,
7815 BT_FN_INT_STRING_CONST_STRING_VALIST_ARG,
7816 BT_FN_INT_CONST_STRING_CONST_STRING_VALIST_ARG,
7817 BT_FN_INT_STRING_SIZE_CONST_STRING_VALIST_ARG,
7818 BT_FN_INT_STRING_CONST_STRING_VAR,
7819 BT_FN_INT_CONST_STRING_CONST_STRING_VAR,
7820 BT_FN_INT_STRING_SIZE_CONST_STRING_VAR): New built-in types.
7821 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2,
7822 ATTR_NONNULL_3): Also include the nothrow attribute.
7823 (sprintf, scanf, sscanf, vprintf, vsprintf, snprintf,
7824 vsnprintf, vscanf, vsscanf): Don't define attributes here.
7825 * builtins.def (putchar, puts): Make full C89 built-ins.
7826 (snprintf, sprintf, scanf, sscanf, vprintf, vscanf,
7827 vsscanf, vsnprintf, vsprintf): New built-ins.
7828 * c-common.c (c_common_nodes_and_builtins): Handle new macro
7829 DEF_FUNCTION_TYPE_VAR_3.
7831 * doc/extend.texi: Document these new built-in functions.
7833 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
7835 * config/h8300/h8300.md (a peephole2): New.
7837 2003-03-01 Richard Earnshaw <rearnsha@arm.com>
7839 * predict.c (estimate_bb_frequencies): Correctly set
7840 real_values_initialized after initialization.
7842 2003-03-01 Neil Booth <neil@daikokuya.co.uk>
7844 * Makefile.in (C_AND_OBJC_OBJS, c-incpath.o, c-lex.o, LIBCPP_OBJS,
7845 cppinit.o, cppdefault.o, fix-header): Update.
7846 * c-incpath.c: New file.
7847 * c-incpath.h: New file.
7848 * c-lex.c: Include c-incpath.h.
7849 (init_c_lex): Register path simplifier.
7850 * c-opts.c: Include cppdefault.h and c-incpath.h.
7851 (TARGET_SYSTEM_ROOT, verbose, iprefix, sysroot, std_inc,
7852 std_cxx_inc, quote_chain_split, add_prefixed_path): New.
7853 (COMMAND_LINE_OPTIONS): Add more options from cpplib.
7854 (missing_arg, c_common_decode_option): Handle them.
7855 (c_common_post_options): Register include chains.
7856 (print_help): Update.
7857 * cppdefault.h (struct default include): Update.
7858 Move some macros to ...
7859 * cppdefault.c: ... here.
7860 (cpp_include_defaults): Add extra field add_sysroot.
7861 * cppfiles.c (include_file, search_from, find_or_create_entry,
7862 cpp_included, find_include_file, remap_filename): Update for
7863 renaming of search_path to cpp_path, and of the chain headers.
7864 (remove_component_p, _cpp_simplify_pathname): Move to c-incpath.c.
7865 * cpphash.h (struct search_path): Move to cpplib.h.
7866 (struct cpp_buffer, struct cpp_reader): Update.
7867 (_cpp_simplify_pathname): Remove.
7868 * cppinit.c: Don't include prefix.h and cppdefault.h.
7869 (INO_T_EQ, INO_T_COPY, path_include, append_include_chain,
7870 remove_dup_dir, remove_dup_nonsys_dirs, remove_dup_dirs,
7871 init_standard_includes, BRACKET, SYSTEM, AFTER, no_dir,
7872 no_pth, cpp_handle_options): Remove.
7873 (struct pending_option): Remove chain members.
7874 (cpp_destroy, cpp_read_main_file, COMMAND_LINE_OPTIONS,
7875 cpp_handle_option): Update.
7876 * cpplib.h (struct cpp_path, cpp_set_include_chains): New.
7877 (struct cpp_options): Remove quote_include, bracket_include,
7878 include_prefix, include_prefix_len, verbose, ignore_srcdir,
7879 no_standard_includes, no_standard_cplusplus_includes.
7880 (struct cpp_callbacks): Add simplify_path.
7881 (cpp_handle_options): Remove.
7882 * fix-header.c: Include c-incpath.h.
7883 (read_scan_file): Update to use c-incpath functionality.
7884 * doc/passes.texi: Update.
7886 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
7888 * config/h8300/h8300.c (bit_operand): Accept MEM only if it
7889 satisfies EXTRA_CONSTRAINT 'U'.
7891 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
7893 * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Take a scratch
7894 register.
7895 (*tst_extzv_memqi_1_n): Change to a splitter.
7896 (a peephole2): Update.
7898 2003-03-01 Richard Earnshaw <rearnsha@arm.com>
7900 * predict.c (estimate_bb_frequencies): Initialize the sreal
7901 constants once per compilation.
7903 2003-02-28 Richard Henderson <rth@redhat.com>
7905 * toplev.c (flag_eliminate_unused_debug_types): Enable by default.
7907 2003-02-28 scott snyder <snyder@fnal.gov>
7909 * flags.h: Add flag_eliminate_unused_debug_types.
7910 * toplev.c: Add flag_eliminate_unused_debug_types.
7911 (f_options): Add -feliminate-unused-debug-types.
7912 * dwarf2out.c (struct file_table): Add emitted member.
7913 (splice_child_die): Fix the parent pointer for the child being
7914 spliced.
7915 (lookup_filename): Maintain file_table.emitted array. Don't
7916 output .file directive here.
7917 (maybe_emit_file): (new)
7918 (init_file_table): Set up file_table.emitted.
7919 (dwarf2out_source_line): Use maybe_emit_file.
7920 (dwarf2out_start_source_file): Use maybe_emit_file.
7921 (dwarf2out_init): Use maybe_emit_file.
7922 (prune_unused_types_walk_attribs): (new)
7923 (prune_unused_types_mark): (new)
7924 (prune_unused_types_walk): (new)
7925 (prune_unused_types_prune): (new)
7926 (prune_unused_types): (new)
7927 (dwarf2out_finish): Call prune_unused_types if
7928 flag_eliminate_unused_debug_types is set.
7929 * doc/invoke.texi (Option Summary): Add
7930 -feliminate-unused-debug-types.
7931 (Debugging Options): Likewise.
7933 2003-02-28 Geoffrey Keating <geoffk@apple.com>
7935 * doc/invoke.texi: Change .pch to .gch.
7936 * cppfiles.c (open_file_pch): Likewise.
7937 * gcc.c (default_compilers): Likewise.
7939 2003-02-28 Aldy Hernandez <aldyh@redhat.com>
7941 * floatlib.c: Remove.
7943 2003-02-28 Jason Merrill <jason@redhat.com>
7945 * stor-layout.c (variable_size): Leave a "minus 1" outside the
7946 SAVE_EXPR.
7948 2003-02-28 David Edelsohn <edelsohn@gnu.org>
7950 * config/rs6000/power4.md: Add compare bypass.
7952 2003-02-28 Jason Thorpe <thorpej@wasabisystems.com>
7954 * config/netbsd.h: Update copyright years.
7955 (NETBSD_CPP_SPEC): Define _REENTRANT and _PTHREADS if
7956 -pthread is specified on the command line.
7958 2003-02-28 Dale Johannesen <dalej@apple.com>
7960 * loop.c (struct movable): Add insert_temp, shrink savemode.
7961 (scan_loop): Accept invariants that require copying; mark as
7962 insert_temp.
7963 (combine_movables): Don't combine insert_temp movables.
7964 (move_movables): Insert copies for insert_temp movables.
7965 Don't record the info based on regno for insert_temp's.
7967 2003-02-28 Joel Sherrill <joel@OARcorp.com>
7969 PR 9638/other
7970 * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Ensure the
7971 this constant defaults to 1.
7973 2003-02-28 Bob Wilson <bob.wilson@acm.org>
7975 * config.gcc (xtensa-*-linux*): Add t-slibgcc-elf-ver to tmake_file.
7977 2003-02-28 Richard Earnshaw <rearnsha@arm.com>
7979 * arm.md (mulhisi3, mulhisi3addsi, mulhidi3adddi): Enable for any
7980 ARMv5e processor, not just for XScale. Instructions are predicable.
7981 (mulhisi3tb, mulhisi3bt, mulhisi3tt): New patterns for ARMv5e.
7983 2003-02-28 Nick Clifton <nickc@redhat.com>
7985 * config/arm/arm.c (note_invalid_constants): Change parameter type
7986 from bool to int.
7988 2003-02-28 Kazu Hirata <kazu@cs.umass.edu>
7990 * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Accept the
7991 test of bit 7.
7992 (*tst_extzv_memqi_1_n): Likewise.
7993 (a peephole2): New.
7995 2003-02-28 Richard Sandiford <rsandifo@redhat.com>
7997 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Wrap in
7998 #ifndef __mips16.
8000 2003-02-28 Jan Hubicka <jh@suse.cz>
8002 * combine.c (gen_lowpart_for_combine): Update handling of
8003 subregs_of_mode
8004 * flow.c (life_analysis, mark_used_regs): Likewise.
8005 * regclass.c (subregs_of_mode): Turn into single bitmap.
8006 (cannot_change-mode_set_regs, invalid_mode_change_p): Update
8007 dealing with subregs_of_mode
8008 * regs.h (subregs_of_mode): Update prototype.
8010 2003-02-28 Josef Zlomek <zlomekj@suse.cz>
8012 * emit-rtl.c (set_reg_attrs_for_parm): New function.
8013 * rtl.h (set_reg_attrs_for_parm): New exported function.
8014 * function.c (assign_parms): Use set_reg_attrs_for_parm instead of
8015 set_reg_attrs_from_mem.
8017 2003-02-27 Roger Sayle <roger@eyesopen.com>
8018 Zack Weinberg <zack@codesourcery.com>
8020 * gcc.c (do_spec_1): Treat %U like %u for unique associations.
8022 2003-02-27 Kazu Hirata <kazu@cs.umass.edu>
8024 * reload1.c (sext_for_mode): Remove.
8025 (reload_cse_move2add): Use trunc_int_for_mode instead of
8026 sext_for_mode.
8027 (move2add_note_store): Likewise.
8028 Reset register information if we see a set in non-integer
8029 mode.
8031 2003-02-27 David Edelsohn <edelsohn@gnu.org>
8033 * config/rs6000/aix43.h (ASM_SPEC): Only emit -mppc64 if no -mcpu
8034 option.
8035 (ASM_CPU_SPEC): Use -m620 for Power3, Power4, 620, 630.
8036 * config/rs6000/aix51.h: Same.
8037 * config/rs6000/aix52.h: Same.
8038 * config/rs6000/power4.md: Additional VMX bypasses.
8040 2003-02-27 Geert Bosch <bosch@gnat.com>
8042 * toplev.c (print_version): Add indentation for GGC heuristics and
8043 output after printing version information.
8045 2003-02-27 James E Wilson <wilson@tuliptree.org>
8047 * combine.c (simplify_comparison): Require integral mode when
8048 permuting SUBREG with AND.
8050 2003-02-27 Steve Ellcey <sje@cup.hp.com>
8052 * config/ia64/hpux.h (STARTFILE_PREFIX_SPEC): Remove.
8054 2003-02-27 Nick Clifton <nickc@redhat.com>
8056 * config/arm/arm.md (extendsfdf2): Add pattern accidentally
8057 deleted when cirrus instructions were added.
8059 2003-02-27 Jason Thorpe <thorpej@wasabisystems.com>
8061 * config.gcc (*-*-netbsd[2-9]*, *-*-netbsdelf[2-9]*): Enable
8062 POSIX thread support by default.
8064 2003-02-27 Roger Sayle <roger@eyesopen.com>
8066 * config/i386/cygwin.h: Don't include any other files directly.
8067 * config/i386/mingw32.h: Don't include cygwin.h directly.
8068 * config.gcc (cygwin, mingw32, uwin): Instead make these files
8069 explicit in the tm_files variable.
8071 2003-02-27 Alan Modra <amodra@bigpond.net.au>
8073 * config/rs6000/rs6000.md: Add TI constant splitter.
8075 2003-02-26 Alexandre Oliva <aoliva@redhat.com>
8077 * builtins.c (purge_builtin_constant_p): Handle subreg of
8078 constant_p_rtx too.
8080 * function.c (assign_stack_local_1): Truncate constant added to
8081 frame_pointer_rtx or virtual_stack_vars_rtx for Pmode.
8083 2003-02-26 David Edelsohn <edelsohn@gnu.org>
8085 * config.gcc: Add power4 to PowerPC with_cpu list.
8087 2003-02-26 Jan Hubicka <jh@suse.cz>
8089 * objc-act.c: (mark_referenced_methods): Fix compilation problem.
8091 2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8093 * gcov-dump.c (print_prefix): Fix signedness warning.
8094 * gcov-io.h (struct counter_section, struct counter_section_data): New.
8095 (struct function_info): n_arc_counts field removed, n_counter_sections,
8096 counter_sections fields added.
8097 (struct gcov_info): arc_counts, n_arc_counts fields removed,
8098 n_counter_sections, counter_sections fields added.
8099 * libgcov.c (gcov_exit, __gcov_flush): Add support for multiple
8100 profile sections.
8101 * profile.h (MAX_COUNTER_SECTIONS): New.
8102 (struct section_info): New.
8103 (struct profile_info): count_instrumented_edges,
8104 count_edges_instrumented_now fields removed, n_sections, section_info
8105 fields added.
8106 (find_counters_section): Declare.
8107 * profile.c (struct function_list): count_edges field removed,
8108 n_counter_sections, counter_sections fields added.
8109 (set_purpose, label_for_tag, build_counter_section_fields,
8110 build_counter_section_value, build_counter_section_data_fields,
8111 build_counter_section_data_value, build_function_info_fields,
8112 build_function_info_value, build_gcov_info_fields,
8113 build_gcov_info_value): New static functions.
8114 (find_counters_section): New function.
8115 (instrument_edges, get_exec_counts, compute_branch_probabilities,
8116 branch_prob, create_profiler): Modified to support multiple profile
8117 sections.
8119 2003-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8121 * pa.c (compute_frame_size): Don't assume PREFERRED_STACK_BOUNDARY
8122 is 8 * STACK_BOUNDARY.
8123 * pa.h (PREFERRED_STACK_BOUNDARY): Change to 128 on 64-bit port.
8125 2003-02-26 Michael Matz <matz@suse.de>
8127 * ra-colorize.c (merge_moves): Fix list handling.
8129 2003-02-26 Nick Clifton <nickc@redhat.com>
8131 * config/arm/arm.c (is_load_address): Rename to...
8132 (arm_memory_load_p) ... this and make it check for SUBREGs and
8133 constant loads that will be converted into loads from the
8134 minipool.
8135 (is_cirrus_insn): Rename to ...
8136 (arm_cirrus_insn_p): ... this, for consistency. Replace test
8137 of CIRRUS_NO with CIRRUS_NOT.
8138 (cirrus_reorg): Use renamed functions.
8139 (note_invalid_constants): Change from a void function to bool.
8140 Add an extra parameter, saying whether the fixups should be
8141 pushed. Return true if fixups are needed.
8142 (arm_reorg): Use renamed functions. Use INSN_P. Replace test
8143 of CIRRUS_NO with CIRRUS_NOT.
8144 * config/arm/arm.h (FLOAT_WORDS_BIG_ENDIAN): Mention that
8145 other floating point co-processors can also affect this.
8146 * config/arm/arm.md ("type" attribute): Add mav_farith and
8147 mav_dmult. Replace references to "cirrus_type" attribute with
8148 "type".
8149 * config/arm/cirrus.md ("cirrus_fpu" attribute): Delete.
8150 ("cirrus_type" attribute): Delete - use "type" instead.
8151 ("cirrus" attribute): Replace 'no' with 'not' and 'yes' with
8152 'normal'.
8154 2003-02-25 Jan Hubicka <jh@suse.cz>
8156 * objc-act.c: Include cgraph.h
8157 (mark_referenced_methods): New function.
8158 (objc_init): Call it.
8159 * objc-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Set.
8161 * c-decl.c (finish_function): Honor can_defer_p even in unit-at-a-time
8162 mode.
8164 * optabs.c (expand_fix): Do not widen the input operand.
8166 * expr.c (emit_group_store): Fix crash when converting single
8167 register into complex register.
8169 * Makefile.in (jump.o, regclass.o, alias.o): Add dependency on timevar.h
8170 * alias.c: Include timevar.h
8171 (init_alias_analysis): Set timevar
8172 * jump.c: Include timevar.h
8173 (rebuild_jump_labels): Set timevar
8174 * regcalss.c: Include timevar.h
8175 (reg_scan): Set timevar
8176 * timevar.def (TV_ALIAS_ANALYSIS, TV_REG_SCAN, TV_REBUILD_JUMP): New
8178 2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8180 * cse.c (count_reg_usage): Fix handling of REG_EQUAL notes.
8182 * Makefile.in (loop-unroll.o): New.
8183 * cfgloop.h (UAP_PEEL, UAP_UNROLL, UAP_UNROLL_ALL): New.
8184 (unroll_and_peel_loops): Declare.
8185 * alias.c (init_alias_analysis): Flag_unroll_loops renamed to
8186 flag_old_unroll_loops.
8187 * loop.c (loop_invariant_p): Ditto.
8188 * unroll.c (unroll_loop): Flag_unroll_all_loops renamed to
8189 flag_old_unroll_all_loops.
8190 * flags.h (flag_unroll_loops): Renamed to flag_old_unroll_loops.
8191 (flag_unroll_all_loops): Renamed to flag_old_unroll_all_loops.
8192 * params.def (PARAM_MAX_UNROLLED_INSNS): Default value changed.
8193 (PARAM_MAX_AVERAGE_UNROLLED_INSNS, PARAM_MAX_UNROLL_TIMES,
8194 PARAM_MAX_PEELED_INSNS, PARAM_MAX_PEEL_TIMES,
8195 PARAM_MAX_COMPLETELY_PEELED_INSNS, PARAM_MAX_COMPLETELY_PEEL_TIMES,
8196 PARAM_MAX_ONCE_PEELED_INSNS): New.
8197 * toplev.h (flag_old_unroll_loops, flag_old_unroll_all_loops): New.
8198 (flag_unroll_loops, flag_unroll_all_loops): Used for new unroller
8199 instead of old one.
8200 (flag_peel_loops): New.
8201 (lang_independent_options): The new flags added.
8202 (rest_of_compilation): Call new unroller.
8203 (process_options): Setup flags for coexistence of old and new unroller.
8204 * doc/invoke.texi: Document new options.
8205 * doc/passes.texi: Document new unroller pass.
8207 2003-02-26 David Billinghurst <David.Billinghurst@riotinto.com>
8209 * fixinc/fixincl.x: Regenerate
8211 2003-02-26 Josef Zlomek <zlomekj@suse.cz>
8213 * function.c (assign_parms): Set reg_attrs for parameters passed in
8214 registers.
8216 2003-02-26 Alan Modra <amodra@bigpond.net.au>
8218 PR target/9681
8219 * tlink.c (scan_linker_output): Drop leading '.' from symbol names.
8221 2003-02-25 David Edelsohn <edelsohn@gnu.org>
8223 * config/rs6000/xcoff.h (ASM_FILE_START): Do not emit machine
8224 pseudo-op.
8226 2003-02-25 Roger Sayle <roger@eyesopen.com>
8228 * combine.c (combine_simplify_rtx, simplfy_comparison): Use CC0_P.
8229 * cse.c (invalidate_skipped_set): Likewise.
8230 * integrate.c (subst_constants): Likewise.
8231 * jump.c (reversed_comparison_code_parts): Likewise.
8232 * loop.c (canonicalize_condition): Likewise.
8233 * simplify-rtx.c (simplify_relational_operation): Likewise.
8235 2003-02-25 Roger Sayle <roger@eyesopen.com>
8237 * builtins.def (DEF_LIB_ALWAYS_BUILTIN, DEF_UNUSED_BUILTIN): Delete.
8238 (abs, labs, fabs, fabsf, fabsl, abort, exit, _exit, _Exit): Use
8239 the appropriate macro to define built-in function.
8240 (fmod,fmodf,fmodl): New built-in functions.
8242 * doc/extend.texi (fmod,fmodf,fmodl): Document new built-ins.
8244 2003-02-25 Richard Henderson <rth@redhat.com>
8246 * config/i386/i386.c (function_arg): Pass variable sized
8247 structures correctly on the stack.
8249 2003-02-25 Kazu Hirata <kazu@cs.umass.edu>
8251 * reload1.c (reload_cse_move2add): Use STRICT_LOW_PART if PLUS
8252 does not reduce the cost of SET.
8254 2003-02-25 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8256 PR target/9732
8257 * config/rs6000/rs6000.c (first_reg_to_save): Handle
8258 PIC_OFFSET_TABLE_REGNUM for -fPIC too.
8259 (rs6000_emit_prologue): Likewise.
8260 (rs6000_emit_epilogue): Likewise.
8261 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Make
8262 PIC_OFFSET_TABLE_REGNUM a fixed register for -fPIC.
8264 2003-02-25 Richard Henderson <rth@redhat.com>
8266 * real.c (real_to_integer2): Force overflow result only for
8267 unsigned overflow.
8269 2003-02-25 Kazu Hirata <kazu@cs.umass.edu>
8271 * gcse.c (cprop_jump): Revert the 2003-02-23 change.
8273 2003-02-25 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
8274 Richard Henderson <rth@redhat.com>
8276 * sched-ebb.c (add_deps_for_risky_insns): Add the dependence when
8277 there is no similar load.
8279 2003-02-25 Vladimir Makarov <vmakarov@redhat.com>
8280 Richard Henderson <rth@redhat.com>
8282 * sched-int.h (INSN_TRAP_CLASS, WORST_CLASS): Move them from
8283 sched-rgn.c.
8284 (add_forward_dependence): New function prototype.
8286 * sched-rgn.c (INSN_TRAP_CLASS, WORST_CLASS): Move them to
8287 sched-init.h.
8288 (CONST_BASED_ADDRESS_P, may_trap_exp, haifa_classify_insn): Move
8289 them to haifa-sched.c.
8291 * haifa-sched.c (CONST_BASED_ADDRESS_P, may_trap_exp,
8292 haifa_classify_insn): Move them from sched-rgn.c.
8294 * sched-deps.c (add_dependence): Return flag of creating a new
8295 entry.
8296 (add_forward_dependence): New function.
8297 (compute_forward_dependences): Use the function.
8299 * sched-ebb.c (earliest_block_with_similiar_load): New function.
8300 (add_deps_for_risky_insns): New function.
8301 (schedule_ebb): Call the function.
8303 2003-02-20 Aldy Hernandez <aldyh@redhat.com>
8305 * doc/tm.texi: Document Rename TARGET_VECTOR_TYPES_COMPATIBLE to
8306 TARGET_VECTOR_OPAQUE_P. Document accordingly.
8308 * testsuite/gcc.dg/20030218-1.c: Check that initialization of
8309 opaque types fail.
8311 * c-typeck.c (comptypes): Change call to vector_types_compatible
8312 to vector_opaque_p.
8313 (convert_for_assignment): Call vector_opaque_p instead of
8314 vector_types_compatible.
8315 (really_start_incremental_init): Disallow initialization of opaque
8316 types.
8318 * target-def.h: Remove TARGET_VECTOR_TYPES_COMPATIBLE.
8319 Define TARGET_VECTOR_OPAQUE_P.
8320 (TARGET_INITIALIZER): Same.
8322 * target.h (struct gcc_target): Remove vector_types_compatible.
8323 Add vector_opaque_p.
8325 * config/rs6000/rs6000.c (rs6000_spe_vector_types_compatible):
8326 Remove.
8327 (is_ev64_opaque_type): Check for TARGET_SPE and make sure type is
8328 a vector type. Change return type to bool.
8329 (TARGET_VECTOR_TYPES_COMPATIBLE): Remove.
8330 (TARGET_VECTOR_OPAQUE_P): Define.
8332 * cp/parser.c (cp_parser_init_declarator): Call vector_opaque_p
8333 target hook.
8334 Include target.h.
8335 (cp_parser_init_declarator): Fix typo in function comments.
8337 2003-02-25 Jan Hubicka <jh@suse.cz>
8339 * Makefile.in (lcm.o): Add dependency on function.h
8340 * lcm.c (function.h): Include.
8341 * i386.c (machine_function, ix86_stack_locals,
8342 * ix86_save_varrargs_registers) : Move to
8343 ...
8344 * i386.h (machine_function, ix86_stack_locals,
8345 ix86_save_varrargs_registers): ... here; add optimize_mode_switching
8346 (ix86_optimize_mode_switching): New.
8347 * i386.md (fix patterns): Set ix86_optimize_mode_switching
8349 2003-02-25 Nick Clifton <nickc@redhat.com>
8351 * config/d30v/d30v.c (d30v_init_cumulative_args): Fix typo. Name
8352 of fourth arg is 'fndecl' not 'indirect'. Update comment
8353 describing the function's parameters.
8355 2003-02-24 Jan Hubicka <jh@suse.cz>
8357 * combine.c (simplify_shift_const): Fix previous patch.
8359 2003-02-24 Jeff Law <law@redhat.com>
8361 * i386.md (testdi_1_rex64): Discourage reload from using the %eax
8362 alternative.
8363 (testsi_1, testhi_1, testqi_1): Likewise.
8365 2003-02-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8367 * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Rename
8368 __EXTERN_PREFIX to __PRAGMA_EXTERN_PREFIX.
8369 * doc/extend.texi (Tru64 Pragmas): Reflect this.
8371 * fixinc/inclhack.def (alpha___extern_prefix): Indicate #pragma
8372 extern_prefix support for Tru64 UNIX V5 <sys/stat.h>.
8373 * fixinc/fixincl.x: Regenerate.
8374 * fixinc/tests/base/sys/stat.h [ALPHA___EXTERN_PREFIX_CHECK]: New
8375 testcase.
8376 Fixes PR c/5059, c/6126, other/9671.
8378 2003-02-24 Roger Sayle <roger@eyesopen.com>
8380 * gcc.c (do_spec_1) ['{']: Handle pending argument upon return
8381 from handle_braces in "%{...}".
8383 2003-02-24 Kaz Kojima <kkojima@gcc.gnu.org>
8385 * config/sh/sh.c (TARGET_HAVE_TLS): Conditionally define.
8386 (prepare_move_operands): Handle TLS operands.
8387 (tls_symbolic_operand): New.
8388 (nonpic_symbol_mentioned_p): Handle TLS UNSPECs.
8389 (legitimize_pic_address): Do nothing for the TLS symbol.
8390 (sh_encode_section_info): Handle TLS case.
8391 (sh_strip_name_encoding): Drop TLS encoding.
8392 * config/sh/sh-protos.h (tls_symbolic_operand): Add prototype.
8393 * config/sh/sh.h (SH_TLS_ENCODING): Define.
8394 (TLS_SYMNAME_P, STRIP_TLS_ENCODING): Likewise.
8395 (ASM_OUTPUT_LABELREF): Drop TLS encoding.
8396 (OUTPUT_ADDR_CONST_EXTRA): Handle TLS UNSPECs.
8397 * config/sh/sh.md: Define TLS UNSPEC constants.
8398 (type): Add tls_load.
8399 ("tls_global_dynamic", "tls_local_dynamic"): New insns.
8400 ("sym2DTPOFF", "symDTPOFF2reg", "sym2GOTTPOFF"): New expanders.
8401 ("tls_initial_exec"): New insn.
8402 ("sym2TPOFF", "symTPOFF2reg"): New expanders.
8403 ("load_gbr"): New insn.
8405 * configure.in (HAVE_AS_TLS): Add sh-*-* and sh[34]*-*-* cases.
8406 * configure: Regenerate.
8408 2003-02-24 Alan Modra <amodra@bigpond.net.au>
8410 PR 9297, PR 9722
8411 * calls.c (store_one_arg): Revert 1999-02-16 change. Revert
8412 2000-12-17 change. Pass EXPAND_STACK_PARM to expand_expr.
8413 * expr.h (enum expand_modifier): Define EXPAND_STACK_PARM.
8414 (enum block_op_methods): Reorder for better store_expr optimization.
8415 * expr.c (store_expr): Test bit 1 of "want_value" for call param
8416 stores, test bit 0 for original want_value meaning. Pass
8417 BLOCK_OP_CALL_PARM to emit_block_move when bit 1 set. Adjust
8418 recursive calls, and calls to expand_param.
8419 (expand_expr): Handle EXPAND_STACK_PARM modifier. When cse
8420 expected, set target to 0 rather than to subtarget. Formatting.
8422 2003-02-23 Kazu Hirata <kazu@cs.umass.edu>
8424 * gcse.c (cprop_jump): Use the REG_EQUAL note if available.
8426 2003-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8428 * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Document
8429 new default behavior.
8430 * ggc-common.c: Include sys/resource.h.
8431 (ggc_rlimit_bound): New function.
8432 (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Update
8433 defaults to account for rlimits.
8435 2003-02-22 Richard Henderson <rth@redhat.com>
8437 * i386.c, i386.h (TUNEMASK): Rename from CPUMASK.
8439 2003-02-22 Kelley Cook <kelley@dwhoops.info>
8441 * i386.h, i386.c, i386.md (ix86_tune): Rename from ix86_cpu.
8442 (ix86_tune_string): Rename from ix86_cpu_string.
8444 2003-02-22 Kelley Cook <kelleycook@comcast.net>
8446 * config/i386/i386.c: Replace "mcpu" with "mtune".
8447 * config/i386/i386.h (TARGET_OPTIONS): Likewise.
8448 (CC1_CPU_SPEC): Likewise. New warning for "-mcpu".
8449 * doc/invoke.texi (i386 and x86-64 Options): Replace "mcpu"
8450 with "mtune". Note that "mcpu" is a deprecated synonym for "mtune".
8452 2003-02-23 Andreas Schwab <schwab@suse.de>
8454 * config.gcc: Delete references to m68k/t-linux and
8455 m68k/t-linux-aout.
8456 * config/m68k/t-linux, config/m68k/t-linux-aout: Removed.
8458 2003-02-22 Jan Hubicka <jh@suse.cz>
8460 * toplev.c (rest_of_compilation): Apply fotgotten hunk
8461 of track scheduling patch.
8463 2003-02-22 Jan Hubicka <jh@suse.cz>
8465 * config/linux.h (TARGET_HAS_F_SETLKW): Define.
8466 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Likewise
8468 2003-02-22 Jan Hubicka <jh@suse.cz>
8470 * c-decl.c (c_expand_body_1): Fix.
8472 2003-02-22 Jan Hubicka <jh@suse.cz>
8474 * expmed.c (expand_divmod): Undo sign extensions for unsigned operands
8476 * cfgcleanup.c (try_forward_edges): Don't check loop structures
8477 when not optimizing.
8478 (cleanup_cfg): Do not iterate trought delete_trivially_dead_insns
8479 when not expensive.
8480 * toplev.c (rest_of_compilation): Duplicate loop headers only when
8481 optimizing; Delete trivially dead insns early; fix optimize check.
8483 * Makefile.in (c-decl.o, c-objc-common.o, cgraph.o, tree-inline.o): Add
8484 dependency on cgraph.h
8485 * c-decl.c: Include cgraph.h
8486 (finish_function): Update call of tree_inlinable_function_p.
8487 * c-objc-common.c: Include cgraph.h
8488 * cgraph.h: New file.
8489 * cgraphunit.c: New file.
8490 * cgraph.c (cgraph_node, cgraph_edge): Move into cgraph.h
8491 (cgraph_nodes, cgraph_n_nodes): Globalize.
8492 (cgraph_finalize_function, cgraph_finalize_compilation_unit
8493 cgraph_create_edges, cgraph_optimize, cgraph_mark_needed_node):
8494 Move into cgraphunit.c
8495 * tree-inline.c: Include cgraph.h
8496 * tree-inline.c: Include cgraph.h
8498 2003-02-22 Josef Zlomek <zlomekj@suse.cz>
8500 * config/i386/i386.md: Use gen_lowpart instead of gen_rtx_REG
8501 for copying a register.
8503 2003-02-22 Steven Bosscher <s.bosscher@student.tudelft.nl>
8505 PR other/3782
8506 * toplev.c (process_options): If flag_detailed_statistics is set,
8507 then set time_report as well.
8509 PR c/8828
8510 * jump.c (never_reached_warning): Don't fall through BARRRIER
8511 insns. Update comments to reflect what the function really does.
8513 2003-02-21 Roger Sayle <roger@eyesopen.com>
8515 * fold-const.c (omit_one_operand): No longer static.
8516 * tree.h (omit_one_operand): Prototype here.
8517 (div_and_round_double): Keep fold-const.c prototypes together.
8518 * builtins.c (builtin_mathfn_code): Handle binary built-in
8519 funtions, such as "pow" and "atan2".
8520 (fold_builtin): Optimize both pow(x,0.0) and pow(1.0,y) to 1.0.
8521 Simplify optimizations using "type" the builtin's return type.
8523 2003-02-22 Hans-Peter Nilsson <hp@axis.com>
8525 * config/cris/cris.c (cris_rtx_costs): Blockify dangling else.
8526 Fix functionalization typo.
8528 * regmove.c (optimize_reg_copy_1): Do not replace a hard register
8529 in an asm.
8531 2003-02-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8533 * Makefile.in (ggc-common.o): Depend on $(PARAMS_H)
8534 * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Update
8535 documentation.
8536 * ggc-common.c: Include params.h
8537 (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
8538 init_ggc_heuristics): New functions.
8539 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
8540 init_ggc_heuristics): Prototype.
8541 * toplev.c (print_version): Output GGC heuristics.
8542 (parse_options_and_default_flags): Call init_ggc_heuristics.
8544 2003-02-22 Jan Hubicka <jh@suse.cz>
8546 * i386.c (def_builtin): Special case 64bit builtins.
8547 (MASK_SSE164, MASK_SSE264): New constants.
8548 (builtin_description): Add 64bit builtins.
8549 (ix86_init_mmx_sse_builtins): Likewise.
8550 * i386.h (enum ix86_builtins): Likewise.
8551 * i386.md (cvtss2siq, cvttss2siq, cvtsd2siq, cvttsd2siq, cvtsi2sdq,
8552 sse2_movq2dq_rex64, sse2_movsq2q_rex64): New.
8553 (sse2_movq2dq, sse2_movsq2q): Disable for 64bit.
8554 * mmintrin.h (_mm_cvtsi64x_si64, _mm_set_pi64x, _mm_cvtsi64_si64x): New.
8555 * xmmintrin.h (_mm_cvtss_si64x, _mm_cvttss_si64x, _mm_cvtsi64x_ss,
8556 _mm_set_epi64x, _mm_set1_epi64x, _mm_cvtsd_si64x, _mm_cvttsd_si64x,
8557 _mm_cvtsi64x_sd, _mm_cvtsi64x_si128, _mm_cvtsi128_si64x): New.
8559 2003-02-22 Jan Hubicka <jh@suse.cz>
8561 * i386.c (builtin_description): Add __builtin_ia32_paddq and
8562 __builtin_ia32_psubq. Fix __builtin_ia32_paddq128
8563 and __builtin_ia32_psubq128.
8564 * i386.h (IX86_BUILTIN_PADDQ, IX86_BUILTIN_PSUBQ): New.
8565 * i386.md (addv*, mmx_ior*, mmx_xoe*, mmx_and*): Add missing '%'.
8566 (mmx_adddi3, mmx_subdi3): New.
8567 * mmintrin.h (_mm_add_si64, _mm_sub_si64): New.
8568 * xmmintrin.h (_mm_movepi64_pi64): New.
8569 (_mm_add_epi64, _mm_sub_epi64): fix.
8570 (_mm_mul_pu16): Rename to...
8571 (_mm_mul_su32): ... this one.
8573 * builtins.c (expand_builtin_expect): Do not predict
8574 flag_guess_branch_prob is not set.
8575 * c-semantics.c (expand_stmt): Likewise.
8576 * predict.c (predict_insn): Likewise.
8577 * stmt.c (expand_continue_loop): Likewise.
8578 * toplev.c (rest_of_compilation): Do not call
8579 note_prediction_to_br_prob and note_prediction_to_br_prob
8580 when not optimizing.
8582 2003-02-21 Jan Hubicka <jh@suse.cz>
8584 * cfgrtl.c (commit_edge_insertions): Call
8585 find_many_sub_basic_block only when some code has been emitted.
8586 (commit_edge_insertions_watch_calls): Bring into sync with
8587 commit_edge_insertions
8589 2003-02-21 J"orn Rennecke <joern.rennecke@superh.com>
8591 * sh.h (OVERRIDE_OPTIONS): Fix code that clears 'e' register class.
8593 * sh.md (binary_sf_op): Use extra constant operand instead of
8594 negating constant operand 4.
8595 * sh.c (sh_expand_binop_v2sf): Supply it.
8597 2003-02-21 Zack Weinberg <zack@codesourcery.com>
8599 * cpphash.h (struct lexer_state): Add directive_wants_padding.
8600 * cpplib.c (_cpp_handle_directive): Set directive_wants_padding
8601 for directives of type INCL.
8602 (glue_header_name, parse_include): Use get_token_no_padding.
8603 * cppmacro.c (replace_args): If directive_wants_padding,
8604 provide padding tokens.
8606 2003-02-21 Kazu Hirata <kazu@cs.umass.edu>
8608 * config/h8300/h8300.md (a peephole2): New.
8610 2003-02-21 Jan Hubicka <jh@suse.cz>
8612 * cfgrtl.c (commit_one_edge_insertion): Only mark BB for splitting.
8613 (commit_edge_insertions): Call find_many_sub_basic_blocks
8615 * reg-stack.c (convert_regs): Cleax aux for blocks.
8617 2003-02-21 Jan Hubicka <jh@suse.cz>
8619 * toplev.c (parse_options_and_default_flags): Undo accidental commit.
8621 2003-02-21 Glen Nakamura <glen@imodulo.com>
8623 PR optimization/8613
8624 * builtins.c (expand_builtin): Emit postincrements before expanding
8625 builtin functions.
8627 2003-02-21 Ben Elliston <bje@redhat.com>
8629 PR other/5634
8630 * doc/install.texi (Configuration): Explain using $HOME instead of
8631 the ~ metacharacter when referring to home directories.
8633 2003-02-20 Alexandre Oliva <aoliva@redhat.com>
8635 * configure.in (TARGET_SYSTEM_ROOT): Set default to
8636 ${exec_prefix}/${target_alias}/sys-root. Match explicit
8637 '${exec_prefix}' (in addition to the expansion thereof) as
8638 relocatable.
8639 * configure: Rebuilt.
8641 2003-02-20 Kazu Hirata <kazu@cs.umass.edu>
8643 * config/h8300/h8300.md (addhi3_incdec): Change the name to
8644 *addhi3_incdec.
8645 (addsi3_incdec): Change the name to *addsi3_incdec.
8647 2003-02-20 Roger Sayle <roger@eyesopen.com>
8649 * explow.c (force_reg): Avoid useless REG_EQUAL notes.
8651 2003-02-20 Toon Moene <toon@moene.indiv.nluug.nl>
8653 PR fortran/9038
8654 * c-opts.c (sanitize_cpp_opts): Add Fortran front end
8655 options to be ignored.
8656 (c_common_decode_option): Ignore them when preprocessing.
8658 2003-02-20 Jan Hubicka <jh@suse.cz>
8660 * toplev.c (flag_sched2_use_superblocks, flag_sched2_use_traces): New
8661 global variables.
8662 (lang_independent_options): Add -fsched2-use-superblocks
8663 -fsced2-use-traces.
8664 (rest_of_compilation): Deal with it.
8665 * invoke.texi (-fsched2-use-traces, fsched2-use-superblocks): Declare.
8666 * flags.h (flag_sched2_use_superblocks, flag_sched2_use_traces):
8667 Declare.
8668 * rtl.h (reg_to_stack): Update prototype.
8669 * reg-stack.c (reg_to_stack): Return when something has changed;
8670 update liveness when executing after superblock scheduling.
8672 * combine.c (simplify_shift_const): Simplify few special cases
8673 into constants.
8675 2003-02-20 David Edelsohn <edelsohn@gnu.org>
8677 * config/rs6000/rs6000.md: (attr "type"): Add fast_compare.
8678 (add.,subf.,neg.): Change attribute to fast_compare.
8679 All DFA descriptions updated.
8681 2003-02-20 Nathan Sidwell <nathan@codesourcery.com>
8683 Change base class access representation.
8684 * tree.h (TREE_VIA_PUBLIC, TREE_VIA_PROTECTED,
8685 TREE_VIA_PRIVATE): Remove.
8686 (BINFO_BASEACCESSES): New binfo elt.
8687 (BINFO_BASEACCESS): New accessor.
8688 (BINFO_ELTS): Increase.
8689 (TI_ACCESS_PUBLIC, TI_ACCESS_PROTECTED, TI_ACCESS_PRIVATE): New.
8690 (access_public_node, access_protected_node,
8691 access_private_node): New global nodes.
8692 * tree.c (build_common_tree_nodes_2): Initialize access nodes.
8693 * dbxout.c (dbxout_type): Adjust.
8694 * dwarf2out.c (gen_inheritance_die): Add access parameter.
8695 (gen_member_die): Adjust.
8696 * dwarfout.c (output_inheritance_die): ARG is array of two trees.
8697 (output_type): Adjust.
8698 * tree-dump.c (dequeue_and_dump): Adjust binfo dumping.
8700 Change base class access representation. Share virtual base
8701 binfos.
8702 * cp/call.c (build_special_member_call): Remove binfo_for_vbase
8703 call.
8704 * cp/class.c (build_base_path): Likewise.
8705 (build_primary_vtable): Adjust BINFO_NEW_VTABLE_MARKED use.
8706 (build_secondary_vtable): Remove FOR_TYPE arg. Adjust.
8707 (make_new_vtable): Adjust.
8708 (force_canonical_binfo_r): Delete.
8709 (force_canonical_binfo): Delete.
8710 (mark_primary_virtual_base): Delete.
8711 (dfs_unshared_virtual_bases): Delete.
8712 (mark_primary_bases): Adjust.
8713 (maybe_warn_about_overly_private_class): Adjust.
8714 (dfs_base_derived_from): Delete.
8715 (base_derived_from): Follow the inheritance chain.
8716 (struct find_final_overrider_data): Add vpath member.
8717 (dfs_find_final_overrider): Adjust.
8718 (dfs_find_final_overrider_q, dfs_find_final_overrider_post): New.
8719 (find_final_overrider): Adjust.
8720 (update_vtable_entry_for_fn): Adjust.
8721 (modify_all_vtables): Adjust.
8722 (walk_subobject_offsets): Adjust.
8723 (layout_nonempty_base_or_field): Adjust.
8724 (layout_empty_base): Remove last parameter. Adjust.
8725 (build_base_field): Adjust.
8726 (build_base_fields): Adjust.
8727 (propagate_binfo_offsets): Remove last parameter. Adjust.
8728 (dfs_set_offset_for_unshared_vbases): Delete.
8729 (layout_virtual_bases): Adjust.
8730 (finish_struct_1): Adjust.
8731 (init_class_processing): Don't init access nodes.
8732 (dfs_get_primary_binfo): Delete.
8733 (get_primary_binfo): Adjust.
8734 (dump_class_hierarchy_r): Remove most derived arg, add IGO
8735 parameter. Adjust.
8736 (dump_class_hierarchy): Adjust.
8737 (finish_vtbls): Adjust.
8738 (get_original_base): Delete.
8739 (build_vtt_inits): Adjust.
8740 (dfs_build_secondary_vptr_vtt_inits): Adjust.
8741 (dfs_ctor_vtable_bases_queue_p): Adjust.
8742 (build_ctor_vtbl_group): Adjust.
8743 (dfs_accumulate_vtbl_inits): Adjust.
8744 (build_vtbl_initializer): Adjust.
8745 (build_vbase_offset_vtbl_entries): Adjust.
8746 (add_vcall_offset_vtbl_entries_1): Adjust.
8747 * cp/cp-tree.h (CPTI_ACCESS_*): Remove.
8748 (access_*_node): Remove.
8749 (CANONICAL_BINFO): Delete.
8750 (BINFO_UNSHARED_MARKED): Remove.
8751 (BINFO_MARKED): Set LANG_FLAG_0 directly.
8752 (SET_BINFO_MARKED, CLEAR_BINFO_MARKED): Delete.
8753 (BINFO_VTABLE_PATH_MARKED): Set LANG_FLAG_3 directly.
8754 (SET_BINFO_VTABLE_PATH_MARKED, CLEAR_BINFO_VTABLE_PATH_MARKED):
8755 Delete.
8756 (BINFO_NEW_VTABLE_MARKED): Set LANG_FLAG_4 directly.
8757 (SET_BINFO_NEW_VTABLE_MARKED): Adjust.
8758 (SET_BINFO_PUSHDECLS_MARKED, CLEAR_BINFO_PUSHDECLS_MARKED):
8759 Delete.
8760 (BINFO_DEPENDENT_BASE_P): New.
8761 (dfs_walk, dfs_walk_real): Queue function takes derived binfo and
8762 index.
8763 (markedp, unmarkedp): Adjust.
8764 (dfs_unmarked_real_bases_queue_p, dfs_marked_real_bases_queue_p,
8765 dfs_skip_vbases, marked_vtable_pathp, unmarked_vtable_pathp,
8766 find_vbase_instance, binfo_for_vbase): Delete.
8767 (copied_binfo, original_binfo): Declare.
8768 (finish_base_specifier): Add virtual_p arg.
8769 (unshare_base_binfos): Delete.
8770 (copy_base_binfos): Declare.
8771 (reverse_path): Delete.
8772 * cp/decl.c (xref_basetypes): Access and virtuality passed
8773 differently. Don't copy direct base binfos here. Call
8774 copy_base_binfos.
8775 * cp/init.c (dfs_initialize_vtbl_ptrs): Adjust.
8776 (initialize_vtbl_ptrs): Adjust.
8777 (expand_member_init): Adjust.
8778 * cp/parser.c (cp_parser_base_specifier): Adjust.
8779 * cp/pt.c (instantiate_class_template): Adjust.
8780 (get_template_base_recursive): Adjust.
8781 * cp/rtti.c (get_pseudo_ti_init): Adjust.
8782 (get_pseudo_ti_desc): Adjust.
8783 * cp/tree.c (unshare_base_binfos): Rename to ...
8784 (copy_base_binfos): ... here, reimplement.
8785 (make_binfo): Set BINFO_DEPENDENT_BASE_P.
8786 (reverse_path): Remove.
8787 * cp/typeck.c (get_delta_difference): Adjust error messages.
8788 * cp/semantics.c (finish_base_specifier): Add virtual arg, adjust.
8789 * cp/search.c (lookup_base_r): Adjust.
8790 (dynamic_cast_base_recurse): Adjust.
8791 (canonical_binfo): Remove.
8792 (dfs_canonical_queue): Remove.
8793 (dfs_assert_unmarked_p): Remove.
8794 (assert_canonical_unmarked): Remove.
8795 (shared_marked_p, shared_unmarked_p): Remove.
8796 (BINFO_ACCESS, SET_BINFO_ACCESS): Use TREE_PUBLIC & TREE_PRIVATE.
8797 (dfs_access_in_type): Adjust.
8798 (access_in_type): Adjust.
8799 (dfs_accessible_queue_p): Adjust.
8800 (dfs_accessible_p): Adjust.
8801 (is_subobject_of_p_1, is_subobject_of_p): Remove.
8802 (struct lookup_field_info): Remove from_dep_base_p field.
8803 (lookup_field_queue_p): Adjust, test BINFO_DEPENDENT_BASE_P.
8804 (lookup_field_r): Remove dependent base code.
8805 (lookup_member): Likewise.
8806 (dfs_walk, dfs_walk_real): Add access arg to queue fn.
8807 (dfs_unmarked_real_bases_queue_p): Remove.
8808 (dfs_marked_real_bases_queue_p): Remove.
8809 (dfs_skip_vbases): Remove.
8810 (dfs_get_pure_virtuals): Adjust.
8811 (markedp, unmarkedp): Adjust.
8812 (marked_vtable_pathp, unmarked_vtable_pathp): Remove.
8813 (marked_pushdecls_p, unmarked_pushdecls_p): Adjust.
8814 (dfs_unmark): Adjust.
8815 (dfs_get_vbase_types):Remove.
8816 (dfs_build_inheritance_graph_order): Remove.
8817 (get_vbase_types): Remove
8818 (dfs_find_vbase_instance): Remove.
8819 (find_vbase_instance): Remove.
8820 (dfs_debug_unmarkedp): Adjust.
8821 (dependent_base_p): Remove.
8822 (dfs_push_type_decls): Adjust.
8823 (dfs_push_decls): Adjust.
8824 (dfs_no_overlap_yet): Adjust.
8825 (copied_binfo): New function.
8826 (original_binfo): New function.
8827 (binfo_for_vbase): Remove.
8829 Change base class access representation.
8830 * java/class.c (set_super_info): Don't set TREE_VIA_PUBLIC.
8831 (add_interface_do): Likewise.
8833 2003-02-20 David Edelsohn <edelsohn@gnu.org>
8835 * config/rs6000/sysv4.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
8836 * config/rs6000/power4.md (power4-store,power4-vecstore): New
8837 insn reservations.
8838 (power4-fpstore): Compact.
8840 2003-02-20 Kazu Hirata <kazu@cs.umass.edu>
8842 * config/h8300/h8300.md (*iorsi3_w): New.
8844 2003-02-20 Josef Zlomek <zlomekj@suse.cz>
8846 * combine.c (distribute_notes): Kill REG_EXEC_COUNT.
8847 * rtl.c (reg_note_name): Likewise.
8848 * rtl.h (enum reg_note): Likewise.
8849 * doc/invoke.texi: Likewise.
8850 * doc/rtl.texi: Likewise.
8852 2003-02-20 Josef Zlomek <zlomekj@suse.cz>
8854 * bb-reorder.c (find_traces_1_round): Fix comment typo.
8856 2003-02-19 Roger Sayle <roger@eyesopen.com>
8858 * fold-const.c (fold_real_zero_addition_p): Don't fold a zero
8859 addition in the presence of signaling NaNs.
8861 2003-02-19 Krister Walfridsson <cato@df.lth.se>
8863 * tm.texi (INIT_CUMULATIVE_ARGS): Fix typo.
8865 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
8867 * config/h8300/h8300.c (output_logical_op): Optimize or.l when
8868 ORing with 0xffff??00 with the highest bit of the ?? part set.
8869 (compute_logical_op_length): Update.
8870 (compute_logical_op_cc): Likewise.
8872 2003-02-19 Josef Zlomek <zlomekj@suse.cz>
8874 * bb-reorder.c (find_traces_1_round): Fixed condition for small
8875 destination block with multiple predecessors.
8876 (connect_traces): Check whether the block is a start of trace.
8878 2003-02-19 Jan Hubicka <jh@suse.cz>
8880 * calls.c (expand_call): Update call of INIT_CUMULATIVE_ARGS
8881 * function.c (assign_params): Likewise.
8882 * arm-protos.h (arm_init_cumulative_args): Update prototype.
8883 * arm.c (arm_init_cumulative_args): Update function.
8884 * arm.h (INIT_CUMULATIVE_ARGS): Update.
8885 * avr-protos.h (init_cumulative_args): Update prototype.
8886 * avr.c (init_cumulative_args): Update function.
8887 * avr.h (INIT_CUMULATIVE_ARGS): Update.
8888 * d30v-protos.h (d30v_init_cumulative_args): Update prototype.
8889 * d30v.c (d30v_init_cumulative_args): Update function.
8890 * d30v.h (INIT_CUMULATIVE_ARGS): Update.
8891 * frv-protos.h (frv_init_cumulative_args): Update prototype.
8892 * frv.c (frv_init_cumulative_args): Update function.
8893 * frv.h (INIT_CUMULATIVE_ARGS): Update.
8894 * mips.c (mips_expand_prolgue): Update call of INIT_CUMULATIVE_ARGS.
8895 * pa.h (INIT_CUMULATIVE_ARGS): Update.
8896 * sparc-protos.h (init_cumulative_args): Update prototype.
8897 * sparc.c (init_cumulative_args): Update function.
8898 * sparc.h (INIT_CUMULATIVE_ARGS): Update.
8899 * tm.texi (INIT_CUMULATIVE_ARGS): Update documentation.
8901 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
8903 * config/h8300/h8300.md (*iorsi3_two_qi_sext): New.
8904 (*ashiftsi_sextqi_7): Likewise.
8906 2003-02-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8908 * config/mips/iris6.h (TARGET_OS_CPP_BUILTINS): Define __c99 for
8909 ISO C99 and C++.
8911 * fixinc/inclhack.def (irix___restrict): Don't change __restrict
8912 for C++ on IRIX 6.5.1[89].
8913 * fixinc/tests/base/internal/sgimacros.h: New file.
8915 * fixinc/inclhack.def (irix_wcsftime): Use XPG5 variant for C99.
8916 * fixinc/tests/base/internal/wchar_core.h: New file.
8918 * fixinc/inclhack.def (irix_socklen_t): Fix broken IRIX 6.5.1[78]
8919 socklen_t definition.
8920 * fixinc/fixincl.x: Regenerate.
8921 * fixinc/tests/base/sys/socket.h: New file.
8922 Fixes PR libgcj/9652.
8924 2003-02-19 Jan Hubicka <jh@suse.cz>
8926 * i386.md (movsfcc_1, movdfcc_1): Fix constrains.
8928 2003-02-19 David Edelsohn <edelsohn@gnu.org>
8930 * config/rs6000/rs6000.c (rs6000_override_options): Initialize
8931 align_jumps_max_skip and align_loops_max_skip.
8933 2003-02-19 Thierry Moreau <thierry.moreau@connotech.com>
8935 * config/rs6000/rs6000.c (rs6000_encode_section_info): Do not
8936 test size if named section.
8938 2003-02-19 Daniel Jacobowitz <drow@mvista.com>
8940 * expr.c (expand_expr): Use gen_int_mode for the argument
8941 to gen_rtx_MULT.
8943 2003-02-19 Jan Hubicka <jh@suse.cz>
8945 * i386.md (cosxf2): Fix conditional.
8947 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
8949 * config/h8300/h8300.md (extendqisi2): Change to an expander.
8950 (*extendqisi2_h8300): New.
8951 (*extendqisi2_h8300hs): Likewise.
8953 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
8955 * config/h8300/h8300-protos.h: Update the prototype for
8956 split_adds_subs. Remove the prototypes for
8957 const_int_le_2_operand and const_int_le_6_operand.
8958 * config/h8300/h8300.c (split_adds_sub): Don't output inc/dec.
8959 (const_int_le_2_operand): Remove.
8960 (const_int_le_6_operand): Likewise.
8961 * config/h8300/h8300.h (PREDICATE_CODES): Remove the entries
8962 for const_int_le_2_operand and const_int_le_6_operand.
8963 * config/h8300/h8300.md: Update all uses of split_adds_subs.
8964 (a peephole2): New.
8966 2003-02-18 Jan Hubicka <jh@suse.cz>
8968 * cgraph.c (NPREDECESORC, SET_NPREDECESORS): Kill.
8969 (cgraph_expand_function): Rewrite.
8971 2003-02-18 Matt Austern <austern@apple.com>
8973 * toplev.c, langhooks.c, langhooks-def.h: Move
8974 write_global_declarations from toplev.c to langhooks.c.
8976 2003-02-18 Kazu Hirata <kazu@cs.umass.edu>
8978 * config/h8300/h8300.c (general_operand_src): Always check
8979 MODE.
8980 (general_operand_dst): Likewise.
8982 2003-02-18 Roger Sayle <roger@eyesopen.com>
8984 * convert.c (convert_to_real): Also optimize (float)log(x) into
8985 logf(x) where x is a float, i.e. also handle BUILT_IN_LOG{,L}.
8987 2003-02-18 Kaz Kojima <kkojima@gcc.gnu.org>
8989 * config/sh/sh.c (unspec_caller_rtx_p): New.
8990 (sh_cannot_copy_insn_p): New.
8991 (TARGET_CANNOT_COPY_INSN_P): New.
8993 2003-02-18 Richard Henderson <rth@redhat.com>
8995 * c-common.c (handle_used_attribute): Accept static data too.
8997 2003-02-18 Nick Clifton <nickc@redhat.com>
8998 Aldy Hernandez <aldyh@redhat.com>
9000 * testsuite/gcc.dg/20030218-1.c: New.
9002 * doc/tm.texi: Document TARGET_VECTOR_TYPES_COMPATIBLE.
9004 * target-def.h (TARGET_INITIALIZER): Add
9005 TARGET_VECTOR_TYPES_COMPATIBLE.
9006 (TARGET_VECTOR_TYPES_COMPATIBLE): New macro.
9008 * target.h (struct gcc_target): Add field vector_types_compatible.
9010 * c-typeck.c (comptypes): Take into account
9011 TARGET_VECTOR_TYPES_COMPATIBLE.
9012 (convert_for_assignment): Same.
9014 * config/rs6000/rs6000.c (is_ev64_opaque_type): New.
9015 (rs6000_spe_vector_types_compatible): New.
9016 (TARGET_VECTOR_TYPES_COMPATIBLE): Define.
9018 2003-02-19 Andreas Schwab <schwab@suse.de>
9020 * Makefile.in (toplev.o): Depend on $(LANGHOOKS_DEF_H).
9021 * toplev.c: Include langhooks-def.h.
9023 2003-02-18 Chris Demetriou <cgd@broadcom.com>
9025 * config/mips/mips.h (enum processor_type): Sort entries
9026 alphabetically.
9027 * config/mips/mips.md (define_attr cpu): Sync with processor_type
9028 enum values, including adding entries that were missing.
9030 2003-02-18 J"orn Rennecke <joern.rennecke@superh.com>
9032 * sh.c (calc_live_regs): Also check GET_CODE when checking if
9033 initial value for PR_REG is still the PR_REG register.
9035 2003-02-18 Jim Wilson <wilson@redhat.com>
9037 * config/ia64/ia64.md (floatdidf2, floatdisf2): Add %, before second
9038 instruction in output template.
9039 (bsp_value): Change output template from string to C code, add %,
9040 before actual instruction.
9041 (flushrs): Mark as not predicable.
9043 2003-02-18 Krister Walfridsson <cato@df.lth.se>
9045 * inclhack.def (netbsd_bogus_semicolon): New fix.
9046 * fixincl.x: Rebuilt.
9047 * tests/base/ctype.h: Update.
9049 2003-02-18 Roger Sayle <roger@eyesopen.com>
9051 * fold-const.c (negate_expr_p): New function to determine whether
9052 an expression can be negated cheaply.
9053 (fold) [MINUS_EXPR]: Use it to determine whether to transform
9054 -A - B into -B - A for floating point types.
9056 2003-02-18 Roger Sayle <roger@eyesopen.com>
9058 * sbitmap.c (sbitmap_resize): New function.
9059 * sbitmap.h (sbitmap_resize): Prototype here.
9060 * recog.c (split_all_insns): Use sbitmap_resize.
9062 2003-02-18 Kazu Hirata <kazu@cs.umass.edu>
9064 * config/h8300/h8300.md (*zero_extendhisi2_h8300): Fix the
9065 insn length.
9066 (extendqisi2): Likewise.
9067 (*extendhisi2_h8300): Likewise.
9069 2003-02-18 Matt Austern <austern@apple.com>
9071 * langhooks.h, langhooks-def.h: introduce new langhook,
9072 final_write_globals, with write_global_declarations as default.
9073 * toplev.c: Move invocation of wrapup_global_declarations from
9074 compile_file to new function, write_global_declarations. Change
9075 compile_file to use final_write_globals hook. Change
9076 wrapup_global_declarations so writing to DECL_DEFER_OUTPUT is
9077 conditional.
9079 2003-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9081 * pa.md: Correct and enhance comment.
9083 2003-02-18 Geoffrey Keating <geoffk@apple.com>
9085 * gcc.c (validate_switches): Don't scan past closing '}'.
9087 2003-02-18 Ben Elliston <bje@redhat.com>
9089 PR c++/1607
9090 * doc/extend.texi (Function Attributes): Document the effect of
9091 the C++ "this" parameter on the counting of arguments for the
9092 "format" and "format_arg" attributes.
9094 2003-02-17 Aldy Hernandez <aldyh@redhat.com>
9096 * config/rs6000/spe.h (__ev_stdd): Cast 2nd arg.
9097 (__ev_stdw): Same.
9098 (__ev_stdh): Same.
9100 2003-02-17 Jan Hubicka <jh@suse.cz>
9102 * recog.c (split_all_insns): Fix memory overflow.
9104 2003-02-17 Kazu Hirata <kazu@cs.umass.edu>
9106 * config/h8300/h8300.md (cmpqi): Remove mode from compare.
9107 (cmphi): Likewise.
9108 (*cmphi_h8300): Likewise.
9109 (*cmphi_h8300hs): Likewise.
9110 (cmpsi): Likewise.
9111 (7 peephole2): Likewise.
9113 2003-02-16 Jan Hubicka <jh@suse.cz>
9115 * c-typeck.c (build_c_cast): Fold constant variables into
9116 initial values.
9118 2003-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9120 * doc/install.texi (Specific): Fix link for m68k-att-sysv.
9121 (Binaries): Ditto for Sinix/Reliant Unix.
9123 2003-02-16 Richard Earnshaw <rearnsha@arm.com>
9125 * arm.c (arm_reload_in_hi): Ensure that the scratch register does
9126 not overlap the final result register.
9128 2003-02-16 Arend Bayer <arend.bayer@web.de>
9129 Richard Henderson <rth@redhat.com>
9131 PR c/8068
9132 * fold-const.c (extract_muldiv_1): Rename from extract_muldiv;
9133 rearrange mult arguments for less recursion.
9134 (extract_muldiv): New. Prevent runaway recursion.
9136 2003-02-16 Danny Smith <dannysmith@users.sourceforge.net>
9138 * config/i386/cygwin.h (TARGET_SUBTARGET_DEFAULT): Set
9139 MASK_ALIGN_DOUBLE.
9141 2003-02-15 Roger Sayle <roger@eyesopen.com>
9143 * config/i386/i386.c (x86_ext_80387_constants): Use 80387 insns
9144 to load mathematical constants on K6, Athlon, Pentium 4 and PPro.
9145 (ext_80387_constants_table): Global table of 80387 special constants
9146 guarded by ext_80387_constants_init flag when not initialized.
9147 (init_ext_80387_constants): New function to initialize this table.
9148 (standard_80387_constant_p): Extend to recognize extra 80387
9149 constants, in XFmode, on processors where this is a win.
9150 (standard_80387_constant_opcode): New function to return the
9151 opcode associated with standard_80387_constant_p.
9152 (standard_80387_constant_rtx): New function to return the XFmode
9153 CONST_DOUBLE associated with standard_80387_constant_p.
9154 (ix86_rtx_costs): Give the new constants the same cost as 1.0.
9156 * config/i386/i386-protos.h (standard_80387_constant_opcode):
9157 Prototype here.
9158 (standard_80387_constant_rtx): Likewise.
9160 * config/i386/i386.md (*movsf1, *movsf1_nointerunit, *movdf_nointeger,
9161 *movdf_integer, *movxf_nointeger, *movtf_nointeger, *movxf_integer,
9162 *movtf_integer): Simplify using new standard_80387_constant_opcode.
9164 2003-02-15 Geoffrey Keating <geoffk@apple.com>
9166 * doc/invoke.texi (Optimize Options): Correct @option syntax.
9168 2003-02-15 Richard Henderson <rth@redhat.com>
9170 * Makefile.in (cfglayout.o): Depend on TARGET_H.
9171 * cfglayout.c: Include target.h.
9172 (cfg_layout_can_duplicate_bb_p): Check targetm.cannot_copy_insn_p.
9173 * target-def.h (TARGET_CANNOT_COPY_INSN_P): New.
9174 * target.h (struct gcc_target): Add cannot_copy_insn_p.
9176 * config/alpha/alpha.c (alpha_cannot_copy_insn_p): New.
9177 (TARGET_CANNOT_COPY_INSN_P): New.
9178 (override_options): Revert 2003-02-08 hack.
9180 2003-02-15 Richard Henderson <rth@redhat.com>
9182 * gcse.c (bypass_block): Use BLOCK_FOR_INSN for resolving LABEL_REFs.
9183 (bypass_conditional_jumps): Accept computed_jump_p insns as well.
9185 2003-02-15 David Edelsohn <edelsohn@gnu.org>
9187 * config/rs6000/rs6000.h (processor_type): Add PPC440.
9188 * config/rs6000/rs6000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
9189 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
9190 TARGET_SCHED_VARIABLE_ISSUE): Define.
9191 (rs6000_use_dfa_pipeline_interface): New function.
9192 (rs6000_multipass_dfa_lookahead): New Function.
9193 (rs6000_variable_issue): New function.
9194 (rs6000_adjust_cost): Add CMP and DELAYED_CR types.
9195 (rs6000_issue_rate): Add PPC440.
9196 * config/rs6000/rs6000.md (unspec list): Correct typo.
9197 (attr "type"): Add load_ext, load_ext_u, load_ext_ux, load_u,
9198 store_ux, store_u, fpload_ux, fpload_u, fpstore_ux, fpstore_u,
9199 cmp, delayed_cr, mfcr, mtcr.
9200 (automata_option): Set "ndfa".
9201 (extendMMNN2): Update attributes.
9202 (movcc_internal1): Discourage move to non-cr0. Update
9203 attributes.
9204 (movMM_update): Update attributes.
9205 (cmpMM_internal): Update attributes.
9206 (sCC CR materialization): Update attributes.
9207 (branch patterns): Do not discourage non-cr0.
9208 (cr logical patterns): Prefer destructive register allocation.
9209 Update attributes.
9210 (movesi_from_cr): Update attribute.
9211 (mtcrf_operation): Update attribute.
9212 (mtcrfsi): Update attribute.
9213 * config/rs6000/40x.md: New file.
9214 * config/rs6000/603.md: New file.
9215 * config/rs6000/6xx.md: New file.
9216 * config/rs6000/7450.md: New file.
9217 * config/rs6000/7xx.md: New file.
9218 * config/rs6000/mpc.md: New file.
9219 * config/rs6000/power4.md: New file.
9220 * config/rs6000/rios1.md: New file.
9221 * config/rs6000/rios2.md: New file.
9222 * config/rs6000/rs64.md: New file.
9223 [Some DFA descriptions based on work by Michael Hayes]
9225 2003-02-15 Richard Henderson <rth@redhat.com>
9227 * bb-reorder.c (find_traces_1_round): Don't connect easy to copy
9228 successors with multiple predecessors.
9229 (connect_traces): Try harder to copy traces of length 1.
9231 * function.h (struct function): Add computed_goto_common_label,
9232 computed_goto_common_reg.
9233 * function.c (free_after_compilation): Zap them.
9234 * stmt.c (expand_computed_goto): Use them to produce one
9235 indirect branch per function.
9237 2003-02-15 Richard Henderson <rth@redhat.com>
9239 * cfgcleanup.c: Include params.h.
9240 (try_crossjump_bb): Use PARAM_MAX_CROSSJUMP_EDGES. Fix test for
9241 too many outgoing edges from a block.
9242 * Makefile.in (cfgcleanup.o): Depend on PARAMS_H.
9243 * params.def (max-crossjump-edges): New.
9244 * doc/invoke.texi: Document it.
9246 2003-02-15 Richard Henderson <rth@redhat.com>
9248 * recog.c (split_all_insns): Include new blocks in life update;
9249 do a global life update.
9251 2003-02-15 Danny Smith <dannysmith@users.sourceforge.net>
9253 * config/i386/mingw32.h (LIBGCC_SPEC): Add libmingwex.a.
9254 Update copyright.
9255 * config/i386/cygwin.h (LIBGCC_SPEC): Add libmingwex.a for
9256 -mno-cygwin case.
9258 2003-02-14 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
9260 PR optimization/7702
9261 * reload1.c (reload_cse_simplify_set): Honor
9262 CANNOT_CHANGE_MODE_CLASS.
9264 2003-02-14 Alexandre Oliva <aoliva@redhat.com>
9266 * config/mn10300/mn10300.c (mn10300_wide_const_load_uses_clr): New
9267 function.
9268 * config/mn10300/mn10300-protos.h: Declare it.
9269 * config/mn10300/mn10300.md (movdi, movdf): Use it to compute
9270 attribute cc of instructions that may use clr.
9272 2003-02-14 Kazu Hirata <kazu@cs.umass.edu>
9274 * simplify-rtx.c (simplify_binary_operation): Simplify ~y when
9275 (x - (x & y)) is found.
9277 2003-02-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9279 * configure.in: Fix typo.
9280 * configure: Regenerate.
9282 2003-02-14 Kazu Hirata <kazu@cs.umass.edu>
9284 * config/h8300/h8300.md (*iorsi2_and_1_lshiftrt_1): New.
9286 2003-02-13 Adam Nemet <anemet@lnxw.com>
9288 PR opt/2391
9289 * combine.c: Fix spelling in comment.
9290 (cached_nonzero_bits): New function.
9291 (cached_num_sign_bit_copies): New function.
9292 (nonzero_bits_with_known): New macro.
9293 (num_sign_bit_copies_with_known): New macro.
9294 (nonzero_bits1): Rename from nonzero_bits. Add three new
9295 arguments. Change calls from nonzero_bits to
9296 nonzero_bits_with_known.
9297 (num_sign_bit_copies1): Rename from num_sign_bit_copies. Add
9298 three new arguments. Change calls from num_sign_bit_copies to
9299 num_sign_bit_copies_with_known.
9300 (nonzero_bits): New macro.
9301 (num_sign_bit_copies): New macro.
9302 (update_table_tick): Don't traverse identical subexpression more
9303 than once.
9304 (get_last_value_validate): Likewise.
9306 2003-02-13 Zack Weinberg <zack@codesourcery.com>
9308 * emit-rtl.c (init_emit): Use ggc_alloc for regno_reg_rtx.
9309 * function.h (struct emit_status): Length of regno_pointer_align
9310 and x_regno_reg_rtx as seen by gengtype is only x_reg_rtx_no,
9311 not regno_pointer_align_length (i.e. length actually used, not
9312 length as allocated)
9314 * config/i386/i386.c (struct stack_local_entry): New.
9315 (struct machine_function): Replace huge array with alist.
9316 (assign_386_stack_local): Change to match.
9318 2003-02-13 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9320 * inclhack.def (hpux_long_double): Tighten select and add bypass
9321 regexp.
9322 * fixincl.x: Rebuilt.
9324 2003-02-13 Josef Zlomek <zlomekj@suse.cz>
9326 * cfgcleanup.c (outgoing_edges_match): When there is single outgoing
9327 edge and block ends with a jump insn it must be simple jump.
9329 2003-02-13 Daniel Jacobowitz <drow@mvista.com>
9331 * Makefile.in (PREPROCESSOR_DEFINES): Add
9332 @TARGET_SYSTEM_ROOT_DEFINE@.
9333 * configure.in (PREFIX_INCLUDE_DIR): Don't define if $with_sysroot
9334 is specified or if building a cross compiler.
9335 (TARGET_SYSTEM_ROOT_DEFINE): Add TARGET_SYSTEM_ROOT_RELOCATABLE
9336 if the sysroot is under $exec_prefix.
9337 * configure: Regenerated.
9338 * cppdefault.h: Use native include paths if TARGET_SYSTEM_ROOT is
9339 defined.
9340 (struct default_include): Add add_sysroot field.
9341 (cpp_SYSROOT): Declare.
9342 * cppdefault.c (cpp_include_defaults): Fill in add_sysroot
9343 field.
9344 (cpp_SYSROOT): New variable.
9345 * cppinit.c (cpp_create_reader): Initialize
9346 CPP_OPTION (pfile, sysroot).
9347 (init_standard_includes): Handle add_sysroot. Do not
9348 add unrelocated copies of relocated directories.
9349 (COMMAND_LINE_OPTIONS): Add -isysroot.
9350 (cpp_handle_option): Handle -isysroot.
9351 * cpplib.h (struct cpp_options): Add sysroot member.
9352 * gcc.c (The Specs Language): Update description of %I.
9353 (target_system_root_changed): New variable.
9354 (process_command): Conditionalize make_relative_prefix call
9355 on !VMS and TARGET_SYSTEM_ROOT_RELOCATABLE. Set
9356 target_system_root_changed.
9357 (do_spec_1): Add -isysroot to %I.
9358 * doc/invoke.texi (Spec Files): Update description of %I.
9359 * doc/install.texi (--with-sysroot): Update comment about
9360 relocation.
9362 2003-02-13 Kazu Hirata <kazu@cs.umass.edu>
9364 * config/h8300/h8300.md (a peephole2): New.
9366 2003-02-13 Robert Lipe <robertlipe@usa.net>
9367 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9369 * doc/install.texi (Specific): Update three SCO-related URLs.
9371 2003-02-13 Andreas Schwab <schwab@suse.de>
9373 * cgraph.c (SET_NPREDECESORS): Add intermediate cast to size_t.
9374 Parenthesize properly.
9375 (NPREDECESORS): Parenthesize properly.
9377 2003-02-13 Gabriel Dos Reis <gdr@integrable-solutions.net>
9379 * timevar.h (POP_TIMEVAR_AND_RETURN): New macro.
9381 2003-02-12 Roger Sayle <roger@eyesopen.com>
9383 * config/i386/i386.md (UNSPEC_FPATAN): New UNSPEC constant.
9384 (atan2sf3, atan2df3, atan2xf3, atan2tf3): New patterns.
9386 * reg-stack.c (subst_stack_regs_pat): Add support for binary
9387 UNSPEC instructions (e.g. "fpatan").
9389 2003-02-12 Mike Stump <mrs@apple.com>
9391 * varray.c (element_size): Remove.
9392 (uses_ggc): Remove.
9393 (element): Add.
9394 (varray_init): Use new interface.
9395 (varray_grow): Use new interface.
9396 (varray_clear): Use new interface.
9398 2003-02-12 Aldy Hernandez <aldyh@redhat.com>
9400 * config/rs6000/spe.h: Add casts to the arguments of the following
9401 macros: evfsabs, evfsnabs, evfsneg, evfsadd, evfssub, evfsmul,
9402 evfsdiv, evfscfui, evfscfsi evfscfuf evfscfsf, evfsctui, evfsctsi,
9403 evfsctuf, evfsctsf, evfsctuiz, evfsctsiz, __ev_get_upper*,
9404 __ev_get_lower*, __ev_get_u32, __ev_get_s32, __ev_get_fs,
9405 __ev_get_u16, __ev_get_s16.
9407 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
9409 * config/h8300/h8300.md (a peephole2): New.
9411 2003-02-12 Jan Hubicka <jh@suse.cz>
9413 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-unit-at-a-time
9414 (OBJS): Add callgraph.o
9415 (callgraph.o): New.
9416 * c-decl.c (expand_body_1): Break out from ...
9417 (expand_body): This one; change calling convention
9418 (finish_function): Move some of expand_body logic here.
9419 (c_expand_deferred_function): Update call of expand_body
9420 (c_expand_stmt): Use c_expand_body_1.
9421 * c-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define.
9422 * c-objc-commin.c (c_objc_common_finish_file): Use callgraph code.
9423 * c-tree.h (c_expand_body): Declare.
9424 * callgraph.c: New file.
9425 * flags.h (flag_unit_at_a_time): Declare.
9426 * langhooks.h (LANG_HOOKS_CALLGRAPH_LOWER_FUNCTION,
9427 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION,
9428 LANG_HOOKS_CALLGRAPH_INITIALIZER): New macros.
9429 * langhooks.h (struct lang_hooks_for_callgraph): New.
9430 (struct lang_hooks): Add callgraph field.
9431 * toplev.c (flag_unit_at_a_time): New.
9432 (lang_independent_options): Add flag_unit_at_a_time.
9433 (process_options): Disable unit-at-a-time mode for frontends not
9434 supporting callgraph.
9435 * tree-inline.c (typedef struct inline_data): Add "decl"
9436 (expand_call_inline): Update callgraph.
9437 (optimize_inline_calls): Set id.decl.
9438 * tree.h (cgraph_finalize_function, cgraph_finalize_compilation_unit,
9439 cgraph_create_edges, dump_cgraph, cgraph_optimize, cgraph_remove_call
9440 cgraph_calls_p): Declare.
9441 * invoke.texi (-funit-at-a-time): Document
9443 2003-02-12 Aldy Hernandez <aldyh@redhat.com>
9445 * config/rs6000/spe.h: Fix misc formatting.
9446 (__ev_create_ufix32_fs): Cast ev argument.
9447 (__ev_create_sfix32_fs): Same.
9448 (__ev_get_sfix32_fs_internal): Cast arguments to builtins.
9449 (__ev_get_ufix32_fs_internal): Same.
9451 2003-02-12 Ranjit Mathew <rmathew@hotmail.com>
9453 * doc/tm.texi (MODIFY_JNI_METHOD_CALL): Document.
9454 * config/i386/cygwin.h (MODIFY_JNI_METHOD_CALL): New macro.
9456 2003-02-12 Zack Weinberg <zack@codesourcery.com>
9458 * cpplib.c (do_include_common): Move warnings for
9459 #include_next and #import out to callers. Use early-return
9460 instead of nested ifs. Don't do check_eol here.
9461 (parse_include): Do check_eol here with the rest of the
9462 parsing stuff.
9463 (do_include_next, do_import): Now handle warnings.
9465 2003-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9467 * doc/install.texi (Specific): Update AVR- and Darwin-related URLs.
9469 2003-02-12 Jan Hubicka <jh@suse.cz>
9471 * predict.c (estimate_probability): Fix roundoff error.
9473 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
9475 * config/h8300/h8300.md (a peephole2): Don't handle 65535.
9476 (two peephole2): New.
9478 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
9480 * config/h8300/h8300.md (several peephole2): Replace
9481 find_regno_note with peep2_reg_dead_p.
9483 2003-02-11 Richard Henderson <rth@redhat.com>
9485 * gcse.c (lookup_set): Remove unused argument PAT. Update
9486 both callers.
9488 2003-02-11 Geoffrey Keating <geoffk@apple.com>
9490 * diagnostic.c (real_abort): New.
9491 (diagnostic_report_diagnostic): Call real_abort on error.
9492 * diagnostic.h (diagnostic_abort_on_error): New.
9493 (struct diagnostic_context): Add abort_on_error field.
9494 * toplev.c (setup_core_dumping): New.
9495 (decode_d_option): Handle 'H' case.
9496 * doc/invoke.texi (Debugging Options): Document -dH.
9498 2003-02-11 Nathanael Nerode <neroden@gcc.gnu.org>
9500 * Makefile.in: Remove pointless setting of CXXFLAGS for dejagnu
9501 which refers to obsolete directories.
9503 2003-02-11 Richard Henderson <rth@redhat.com>
9505 * config/alpha/linux.h (TARGET_C99_FUNCTIONS): New.
9507 2002-10-21 Jan Hubicka <jh@suse.cz>
9509 * i386.c (contains_128bit_aligned_vector_p): New function.
9510 (ix86_function_arg_boundary): Properly align vector modes.
9512 2003-02-11 Bob Wilson <bob.wilson@acm.org>
9514 * config/xtensa/xtensa.md (set_frame_ptr): Change rtl to set reg a7.
9515 * config/xtensa/xtensa.c (xtensa_reorg): Search for UNSPECV_SET_FP
9516 as a SET pattern.
9518 2003-02-11 Roger Sayle <roger@eyesopen.com>
9520 * builtins.c: Fix failure caused by commiting wrong patch.
9522 2003-02-11 Dale Johannesen <dalej@apple.com>
9523 * ra-build.c (compare_and_free_webs): Relax checking.
9524 * config/rs6000/darwin.h (HOT_TEXT_SECTION_NAME): Define.
9525 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
9527 2003-02-11 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
9529 PR optimization/9651
9530 * rtlanal.c (may_trap_p): Handle FIX.
9532 2003-02-11 Dave Jones <davej@codemonkey.org.uk>
9534 * config/i386/i386.c (override_options): Define c3-2 as a 686 with SSE.
9535 * doc/invoke.texi: Extra alias.
9537 2003-02-11 Geoffrey Keating <geoffk@apple.com>
9539 * config/rs6000/host-darwin.c: Fix comment.
9541 2003-02-11 David Edelsohn <edelsohn@gnu.org>
9543 * config/rs6000/rs6000.md (divmodsi4): Use register_operand
9544 predicate for mod result.
9546 2003-02-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9548 * inclhack.def (hpux_long_double, hpux10_ctype_declarations1,
9549 hpux10_ctype_declarations2, hpux_ctype_macros): New hacks.
9550 * fixincl.x: Rebuilt.
9551 * tests/base/stdlib.h: Update.
9552 * tests/base/ctype.h: New file.
9554 2003-02-11 Jan Hubicka <jh@suse.cz>
9556 * emit-rtl.c (emit_copy_of_insn_after): Copy insn recog cache too.
9558 2003-02-11 Richard Henderson <rth@redhat.com>
9560 * config/i386/i386.c (ix86_expand_movstr): Fail if esi or edi
9561 appropriated as globals.
9562 (ix86_expand_clrstr): Similarly.
9563 * config/i386/i386.md (cmpstrsi): Similarly.
9565 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
9567 * config/h8300/h8300.md (a peephole2): Add a case of 255.
9569 2003-02-11 Roger Sayle <roger@eyesopen.com>
9571 * optabs.h (enum optab_index): Add new OTI_pow and OTI_atan2.
9572 (pow_optab, atan2_optab): Define corresponding macros.
9573 * optabs.c (init_optabs): Initialize pow_optab and atan2_optab.
9574 * genopinit.c (optabs): Implement pow_optab and atan2_optab
9575 using pow?f3 and atan2?f3 patterns.
9576 * builtins.c (expand_errno_check): New function to update errno
9577 if necessary, split out from expand_builtin_mathfn.
9578 (expand_builtin_mathfn): Use expand_errno_check.
9579 (expand_builtin_mathfn_2): New function to handle expanding binary
9580 math functions, reusing the code in expand_errno_check.
9581 (expand_builtin): Handle the pow and atan2 math built-ins,
9582 BUILT_IN_{POW,POWF,POWL,ATAN2,ATAN2F,ATAN2L} via the new function
9583 expand_builtin_mathfn_2.
9585 * doc/md.texi: Document new pow?f3 and atan2?f3 patterns.
9587 2003-02-11 Jan Hubicka <jh@suse.cz>
9589 * combine.c (combine_simplify_rtx): Fix folding of
9590 nested float_truncates.
9592 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
9594 * config/h8300/h8300.md (a peephole2): Fix a typo.
9596 2003-02-11 Richard Earnshaw <rearnsha@arm.com>
9598 * arm.mc (return_address_mask): Use CC_REGNUM for the condition code
9599 register number.
9601 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
9603 * config/h8300/h8300-protos.h: Add a prototype for
9604 gtuleu_operator.
9605 * config/h8300/h8300.c (gtuleu_operator): New.
9606 * config/h8300/h8300.h (PREDICATE_CODES): Add gtuleu_operator.
9607 * config/h8300/h8300.md (a peephole2): New.
9609 2003-02-11 Jan Hubicka <jh@suse.cz>
9611 * sched-ebb.c (schedule_ebbs): Do not verify_flow_info.
9613 2003-02-11 Jan Hubicka <jh@suse.cz>
9615 * predict.c (choose_function_section): Choose sections correctly.
9617 2003-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9619 * reload1.c (first_label_num): New.
9620 (reload): Index offsets_known_at and offsets_at using difference of
9621 label number and first label number. Don't use offset pointers.
9622 (set_label_offsets, set_initial_label_offsets): Likewise.
9624 2003-02-10 Roger Sayle <roger@eyesopen.com>
9626 * mips-tfile.c (init_file): Add missing initializers in the
9627 "#ifdef __alpha" case.
9628 (file_offset, max_file_offset): Declare as unsigned long.
9629 (write_varray): Cast to "unsigned long" in comparisons against
9630 either file_offset or max_file_offset.
9631 (write_object): Likewise.
9632 (read_seek): Likewise.
9633 (copy_object): Likewise. Declare "ifd" as int to match its use
9634 in add_ext_symbol, and avoid signed/unsigned conditional warning.
9636 2003-02-10 Nick Clifton <nickc@redhat.com>
9637 Aldy Hernandez <aldyh@redhat.com>
9639 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Do not
9640 override options which have been specified on the command line.
9642 2003-02-10 Kazu Hirata <kazu@cs.umass.edu>
9644 * config/h8300/h8300.md (abssf2): New.
9645 (*abssf2_h8300): Likewise.
9646 (*abssf2_h8300hs): Likewise.
9648 2003-02-10 Phil Edwards <pme@gcc.gnu.org>
9650 * tree.c (build_tree_list): Fix parameter names in comment.
9652 2003-02-10 Janis Johnson <janis187@us.ibm.com>
9654 * config/rs6000/ppc64-fp.c: New file.
9655 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
9657 2003-02-10 Josef Zlomek <zlomekj@suse.cz>
9659 * Makefile.in (bb-reorder.o): Add dependency on $(FIBHEAP_H).
9660 * bb-reorder.c (make_reorder_chain): Deleted.
9661 (make_reorder_chain_1): Deleted.
9662 (find_traces): New function.
9663 (rotate_loop): New function.
9664 (mark_bb_visited): New function.
9665 (find_traces_1_round): New function.
9666 (copy_bb): New function.
9667 (bb_to_key): New function.
9668 (better_edge_p): New function.
9669 (connect_traces): New function.
9670 (copy_bb_p): New function.
9671 (get_uncond_jump_length): New function.
9672 (reorder_basic_blocks): Use new functions (Software Trace Cache).
9673 * cfgcleanup.c (outgoing_edges_match): Enable crossjumping across loop
9674 boundaries.
9676 2003-02-10 Aldy Hernandez <aldyh@redhat.com>
9678 * config/rs6000/rs6000.c (bdesc_2arg): Change spe_evxor to xorv2si3.
9680 2003-02-09 Dan Nicolaescu <dann@ics.uci.edu>
9682 * tree.h (struct tree_decl): Remove unused live_range_rtl field.
9683 (DECL_LIVE_RANGE_RTL): Remove.
9685 2003-02-10 Nick Clifton <nickc@redhat.com>
9687 * config/arm/aof.h, config/arm/aout.h, config/arm/arm-modes.def,
9688 config/arm/arm-protos.h, config/arm/arm.c, config/arm/arm.h,
9689 config/arm/arm.md, config/arm/cirrus.md, config/arm/coff.h,
9690 config/arm/conix-elf.h, config/arm/ecos-elf.h, config/arm/elf.h,
9691 config/arm/freebsd.h, config/arm/linux-elf.h,
9692 config/arm/linux-gas.h, config/arm/netbsd-elf.h,
9693 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
9694 config/arm/rtems-elf.h, config/arm/semi.h, config/arm/semiaof.h,
9695 config/arm/strongarm-coff.h, config/arm/strongarm-elf.h,
9696 config/arm/strongarm-pe.h, config/arm/uclinux-elf.h,
9697 config/arm/unknown-elf-oabi.h, config/arm/unknown-elf.h,
9698 config/arm/xscale-elf.h: Replace occurances of "GNU CC" with "GCC"
9699 and reformat as appropriate.
9701 2003-02-10 Kazu Hirata <kazu@cs.umass.edu>
9703 * config/h8300/clzsi2.c: Remove.
9704 * config/h8300/ctzsi2.c: Likewise.
9705 * config/h8300/paritysi2.c: Likewise.
9706 * config/h8300/popcountsi2.c: Likewise.
9707 * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Remove clzsi2,
9708 ctzsi2, paritysi2, and popcountsi2.
9710 2003-02-10 Eric Botcazou <ebotcazou@libertysurf.fr>
9711 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9713 PR c/7741
9714 * c-decl.c (duplicate_decls): Discard the initializer of the
9715 new decl when the types are conflicting.
9717 2003-02-10 Josef Zlomek <zlomekj@suse.cz>
9719 * Makefile.in (sreal.o): Added.
9720 (predict.o): Depends on sreal.h instead of real.h.
9721 * sreal.c: New file.
9722 * sreal.h: New file.
9723 * predict.c: Use sreal.c instead of real.c.
9725 2003-02-10 Nick Clifton <nickc@redhat.com>
9727 * Contributed support for the Cirrus EP9312 "Maverick"
9728 floating point co-processor. Written by Aldy Hernandez
9729 <aldyh@redhat.com>.
9730 (config/arm/arm.c): Add Cirrus support.
9731 (config/arm/arm.h): Likewise.
9732 (config/arm/aout.h): Likewise.
9733 (config/arm/arm.md): Likewise.
9734 (config/arm/arm-protos.h): Likewise.
9735 (config.gcc): Likewise.
9736 (doc/invoke.texi): Describe new -mcpu value and new
9737 -mcirrus-fix-invalid-insns switch,
9738 (cirrus.md): New file.
9740 2003-02-10 Jan Hubicka <jh@suse.cz>
9742 * combine.c (combine_simplify_rtx): Simplify using
9743 (float_truncate (float x)) is (float x)
9744 (float_extend (float_extend x)) is (float_extend x).
9746 2003-02-10 Alan Modra <amodra@bigpond.net.au>
9748 * calls.c (try_to_integrate): Tidy stack_usage_map access.
9749 (emit_library_call_value_1): Likewise. Formatting.
9750 (store_one_arg): Likewise.
9752 2003-02-09 Nick Clifton <nickc@redhat.com>
9753 Aldy Hernandez <aldyh@redhat.com>
9755 * config/rs6000/spe.md: spe_evlhhesplat, spe_evlhhossplat,
9756 spe_evlhhousplat, spe_evlwhsplat, spe_evlwwsplat, spe_evldd,
9757 spe_evldh, spe_evldw, spe_evlwhe, spe_evlwhos, spe_evlwhou,
9758 spe_evstdd, spe_evstdh, spe_evstdw, spe_evstdwx, spe_evstwhe,
9759 spe_evstwho, spe_evstwwe, spe_evstwwo: Fix syntax to match newest
9760 docs. Add range test for immediate value.
9762 2003-02-09 Aldy Hernandez <aldyh@redhat.com>
9764 Rename spe_evxor to xorv2si3.
9765 (xorv4hi3): New.
9766 (xorv1di3): New.
9768 2003-02-10 Glen Nakamura <glen@imodulo.com>
9770 * doc/extend.texi (C++98 Thread-Local Edits): Add missing @item
9771 tag.
9773 2003-02-10 Jan Hubicka <jh@suse.cz>
9775 * i386.c (vector_move_operand): New predicate.
9776 (ix86_expand_vector_move): Be happy about 0.
9777 * i386.h (PREDICATE_CODES): Add sse-move_operand.
9778 * i386.md (mov*_internal): Add 'C' alternative.
9780 2003-02-09 Jan Hubicka <jh@suse.cz>
9782 * i386.md (floathi*): Deal with SSE.
9784 2003-02-09 Jan Hubicka <jh@suse.cz>
9786 * simplify-rtx.c (simplify_unary_operation,
9787 simplify_binary_operation): Deal with vector modes
9788 (simplify_ternary_operation): Deal with no-op VEC_MERGE.
9790 2003-02-09 Richard Sandiford <rsandifo@redhat.com>
9792 * toplev.c (rest_of_compilation): Recompute register usage after
9793 split_all_insns.
9795 2003-02-09 Richard Henderson <rth@redhat.com>
9797 * libgcc-std.ver (__clztf2): New.
9798 (__ctztf2, __popcounttf2, __paritytf2): New.
9799 * libgcc2.c (__clzSI2, __clzDI2, __ctzSI2, __ctzDI2, __popcountSI2,
9800 __popcountDI2, __paritySI2, __parityDI2): Use UWmode and UDWmode;
9801 adjust code to match the different type sizes.
9802 * libgcc2.h (__clzSI2, __ctzSI2, __popcountSI2, __paritySI2,
9803 __clzDI2, __ctzDI2, __popcountDI2, __parityDI2): New macros.
9805 * optabs.c (init_integral_libfuncs): Don't hard-code SImode and
9806 TImode; select word_mode and twice that.
9807 (init_floating_libfuncs): Don't hard-code SFmode and TFmode;
9808 select the modes from float, double, and long double.
9809 (init_optabs): Remove duplicate initializations.
9811 2003-02-09 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
9813 * doc/install.texi: Squeeze and streamline section on
9814 testing and regression checking.
9816 2003-02-09 Jan Hubicka <jh@suse.cz>
9818 * i386.md (ahi?v*3): Set third operand type to TImode.
9819 * i386.c (ix86_expand_binop_builtin): Extend operand when needed.
9821 * simplify-rtx.c (simplify_subreg): Fix conversion from vector into
9822 integer mode.
9824 * rtl.def (VEC_MERGE, VEC_SELECT, VEC_CONCAT, VEC_DUPLICATE):
9825 Change code so they are arithmetic expressions now.
9826 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
9827 simplify_ternary_operation): Deal with VEC_* expressions.
9829 * i386.md (vmaskcmp, pinsrw, movd patterns): Fix RTL representation.
9831 2003-02-08 Jan Hubicka <jh@suse.cz>
9833 * cfgrtl.c (verify_flow_info): Use control_flow_insn_p.
9834 * reload1.c (fixup_abnormal_edges): Split basic blocks when EH edges
9835 possibly got duplicated.
9837 2003-02-08 Richard Henderson <rth@redhat.com>
9839 * config/alpha/alpha.c (override_options): Turn off explicit
9840 relocs until post-peep2 code duplication resolved.
9842 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
9844 * optabs.c (expand_unop): Widen clz properly when clz is done
9845 via libcall.
9847 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
9849 * config/h8300/clzsi2.c: Replace "GNU CC" with "GCC".
9850 * config/h8300/crti.asm: Likewise.
9851 * config/h8300/crtn.asm: Likewise.
9852 * config/h8300/ctzsi2.c: Likewise.
9853 * config/h8300/fixunssfsi.c: Likewise.
9854 * config/h8300/h8300-protos.h: Likewise.
9855 * config/h8300/h8300.c: Likewise.
9856 * config/h8300/h8300.h: Likewise.
9857 * config/h8300/h8300.md: Likewise.
9858 * config/h8300/paritysi2.c: Likewise.
9859 * config/h8300/popcountsi2.c: Likewise.
9860 * config/h8300/rtems.h: Likewise.
9862 2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9864 * doc/invoke.texi: Documentation for my previous commit.
9865 * doc/passes.texi: Ditto.
9867 2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9869 * cfgloop.h (fix_loop_placement, can_duplicate_loop_p,
9870 duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
9871 Declare.
9872 (DLTHE_FLAG_UPDATE_FREQ): New.
9873 * cfgloopmanip.c (duplicate_loop, duplicate_subloops, copy_loops_to,
9874 loop_redirect_edge, loop_delete_branch_edge, copy_bbs, remove_bbs,
9875 rpe_enum_p, find_branch, alp_enum_p, add_loop, fix_loop_placements,
9876 fix_bb_placement, fix_bb_placements, place_new_loop,
9877 scale_loop_frequencies, scale_bbs_frequencies, record_exit_edges):
9878 New static functions.
9879 (fix_loop_placement, can_duplicate_loop_p,
9880 duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
9881 New functions.
9883 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize,
9884 unswitch_loops): Declare.
9885 * loop-init.c: New file.
9886 * loop-unswitch.c: New file.
9887 * Makefile.in (loop-init.o, loop-unswitch.o): New.
9888 * params.def (PARAM_MAX_UNSWITCH_INSNS, PARAM_MAX_UNSWITCH_LEVEL): New.
9889 * toplev.c (DFI_loop2): New dump.
9890 (flag_unswitch_loops): New.
9891 (lang_independent_options): Add it.
9892 (rest_of_compilation): Call new loop optimizer.
9893 (parse_options_and_default_flags): Turn flag_unswitch_loops on with -O3.
9895 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
9897 * config/h8300/clzsi2.c: New.
9898 * config/h8300/ctzsi2.c: Likewise.
9899 * config/h8300/paritysi2.c: Likewise.
9900 * config/h8300/popcountsi2.c: Likewise.
9901 * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Add above files.
9903 2003-02-07 David Edelsohn <edelsohn@gnu.org>
9905 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9906 * config/rs6000/rs6000.md (clzsi2): Rename from cntlzw2.
9907 (ctzsi2): New pattern.
9908 (ffssi2): Use clz instead of unspec.
9909 (clzdi2): Rename from cntlzd2.
9910 (ctzdi2): New pattern.
9911 (ffsdi2): Use clz instead of unspec.
9913 2003-02-07 Loren James Rittle <ljrittle@acm.org>
9915 * config/alpha/freebsd.h (LINK_SPEC): Weaken error to notice.
9916 * config/ia64/freebsd.h (LINK_SPEC): Likewise.
9917 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
9918 * config/i386/freebsd.h (LINK_SPEC): Add clause to mirror other arches.
9920 2003-02-07 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
9922 * doc/trouble.texi: Document pitfalls of two-stage name lookup.
9924 2003-02-07 Richard Henderson <rth@redhat.com>
9926 PR 9226
9927 * gcse.c (local_cprop_find_used_regs): New.
9928 (local_cprop_pass): Use it.
9930 2003-02-07 Fred Fish <fnf@intrinsity.com>
9932 * mips-tfile.c (parse_def): Parenthesize assignments to fix
9933 precedence bugs.
9935 2003-02-07 Segher Boessenkool <segher@koffie.nl>
9937 * genoutput.c (output_get_insn_name): Handle NOOP_MOVE_INSN_CODE.
9939 2003-02-07 Roger Sayle <roger@eyesopen.com>
9941 * builtin-types.def (BT_FN_FLOAT_FLOAT_FLOAT): New built-in type.
9942 (BT_FN_LONG_DOUBLE_LONG_DOUBLE_LONG_DOUBLE): Likewise.
9943 (BT_FN_DOUBLE_DOUBLE_DOUBLE): Likewise.
9944 * builtins.def: Define pow, powf, powl, atan2, atan2f and atan2l
9945 builtin functions (and their __builtin_* variants).
9946 * builtins.c (mathfn_built_in): Handle missing log{,f,l} cases.
9947 (expand_builtin): Don't expand log{,f,l}, pow{,f,l} or atan2{,f,l}
9948 when not optimizing.
9950 * doc/extend.texi: Document new pow and atan2 builtins, and
9951 their float and long double variants. Realphabetize builtins.
9953 2003-02-07 Jan Hubicka <jh@suse.cz>
9955 * i386.md (sse2_nandv2di3): Fix.
9957 2003-03-07 Danny Smith <dannysmith@users.sourceforge.net>
9959 * config/i386/i386.h (MS_AGGREGATE_RETURN): New define.
9960 * config/i386/cygwin.h (MS_AGGREGATE_RETURN): Override default
9961 definition.
9962 * config/i386/i386.h (ix86_return_in_memory): Return aggregate
9963 types of up to 8 bytes via registers if MS_AGGREGATE_RETURN.
9965 2003-02-07 Jan Hubicka <jh@suse.cz>
9967 * i386.md (movdi_rex64_1): Fix mmx<->int move opcode.
9969 2003-02-07 Daniel Berlin <dberlin@dberlin.org>
9971 * cfg.c (dump_flow_info): Add back accidently deleted line.
9973 2003-02-07 Andrey Petrov <petrov@netbsd.org>
9975 * optabs.c (expand_float): Search wider integer modes first.
9977 2003-02-07 Bob Wilson <bob.wilson@acm.org>
9979 * config/xtensa/xtensa.h (LIBGCC2_WORDS_BIG_ENDIAN): Set this
9980 based on preprocessor flag.
9982 2003-02-07 Roger Sayle <roger@eyesopen.com>
9983 Richard Henderson <rth@redhat.com>
9985 * gcse.c (implicit_sets): New.
9986 (compute_hash_table_work): Include them in hash table.
9987 (find_implicit_sets, fis_get_condition): New.
9988 (one_cprop_pass): Allocate and free implicit_sets; call
9989 find_implicit_sets before building hash table.
9991 2003-02-07 Jason Thorpe <thorpej@wasabisystems.com>
9993 * config/t-netbsd (USER_H): Revert previous change.
9995 2003-02-07 Gabor Greif <ggreif@lucent.com>
9997 * doc/c-tree.texi (Namespaces): Fix typo.
9999 2003-02-07 Jan Hubicka <jh@suse.cz>
10001 * regrename.c (do_replace, find_oldest_value_reg,
10002 copyprop_hardreg_forward_1): Update register attributes.
10004 2003-02-06 Vladimir Makarov <vmakarov@redhat.com>
10006 * genautomata.c (VLA_PTR_CREATE, VLA_PTR_EXPAND, VLA_PTR_ADD,
10007 VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD): Use temporay
10008 variables starting with underscore.
10009 (struct unit_usage): New structure.
10010 (unit_usages, cycle_alt_unit_usages): New global variables.
10011 (check_unit_distribution_in_reserv): Remove it.
10012 (store_alt_unit_usage): New function.
10013 (check_regexp_units_distribution): Rewrite it.
10015 2003-02-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10017 * config.gcc (hppa*-*-linux*): Set MASK_NO_SPACE_REGS in
10018 target_cpu_default.
10019 * pa.c (attr_length_call): Add 8 to call length (long indirect PA 1.X)
10020 if not MASK_NO_SPACE_REGS.
10021 (output_call): Adjust return pointer, don't load new space register
10022 into %sr0, and use %sr4 for call if TARGET_NO_SPACE_REGS is true.
10023 (pa_asm_output_mi_thunk): Don't load new space register into %sr0 if
10024 TARGET_NO_SPACE_REGS is true.
10025 * pa.md (return_external_pic): Add TARGET_NO_SPACE_REGS to insn
10026 conditions.
10027 (epilogue): Always use return_internal if TARGET_NO_SPACE_REGS is true.
10028 (interspace_jump): Add new pattern for when TARGET_NO_SPACE_REGS is
10029 true. Use bve when TARGET_64BIT is true.
10031 2003-02-06 Richard Henderson <rth@redhat.com>
10033 * combine.c (nonzero_bits): Fix double break.
10035 2003-02-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10036 Richard Henderson <rth@redhat.com>
10038 PR c/9530
10039 * config/i386/i386.c (ix86_function_ok_for_sibcall): Forbid sibcalls
10040 from functions that return a float to functions that don't.
10042 2003-02-06 Jan Hubicka <jh@suse.cz>
10044 * i386.c (x86_inter_unit_moves): New variable.
10045 (ix86_secondary_memory_needed): Fix 64bit case, honor
10046 TARGET_INTER_UNIT_MOVES
10047 * i386.h (x86_inter_unit_moves): Declare.
10048 (TARGET_INTER_UNIT_MOVES): New macro.
10049 * i386.md (movsi_1): Cleanup constraints; disable
10050 when not doing inter-unit moves.
10051 (movsi_1_nointernunit): New.
10052 (movdi_1_rex64): Fix constraints; deal with SSE->GPR moves.
10053 (movdi_1_rex64_nointerunit): New.
10054 (mivsf_1): disable when not doing inter-unit moves.
10055 (movsf_1_nointerunit): New.
10057 * basic-block.h (inside_basic_block_p): Declare.
10058 * cfgbuild.c (inside_basic_block_p): Make global.
10059 * haifa-sched.c (unlink_other_notes0: Deal with NOT_INSN_BASIC_BLOCK.
10060 * scheudle-ebb.c (schedule_ebb): Return last basic block of trace;
10061 update CFG.
10062 (fix_basic_block_boundaries, add_missing_bbs): New.
10063 (rank): Use profile.
10064 (scheudle_ebbs): Rely on CFG; update coments.
10066 2003-02-05 Geoffrey Keating <geoffk@apple.com>
10068 * Makefile.in (host_hook_obj): New.
10069 (OBJS): Add $(host_hook_obj).
10070 (host_default.o): New rule.
10071 * config.gcc (host_hook_obj): New, default to host-default.o.
10072 (powerpc-*-darwin*): Use host-darwin.o.
10073 (out_host_hook_obj): New.
10074 * configure: Regenerate.
10075 * configure.in: Print information about out_host_hook_obj, substitute
10076 into output files.
10077 * host-default.c: New file.
10078 * hosthooks.h: New file.
10079 * toplev.c (general_init): Call host_hooks.extra_signals.
10080 * config/rs6000/host-darwin.c: New file.
10081 * config/rs6000/x-darwin: New file.
10082 * doc/hostconfig.texi: Add documentation for new host hook.
10083 Rearrange existing documentation.
10085 2003-02-05 Roger Sayle <roger@eyesopen.com>
10087 * dwarf2out.c (mem_loc_descriptor): Replace ASM_SIMPLIFY_DWARF_ADDR
10088 with *targetm.delegitimize_address.
10089 (rtl_for_decl_location): Likewise.
10090 * dwarfout.c (output_mem_loc_descriptor): Likewise. Include target.h.
10091 * Makefile.in (dwarf2out.c, dwarfout.c): Depend upon $(TARGET_H)
10093 * config/i386/i386.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
10094 * config/i386/i386-protos.h (i386_simplify_dwarf_addr): Remove
10095 prototype.
10096 * config/i386/i386.c (ix86_delegitimize_address): Renamed from
10097 i386_simplify_dwarf_addr. Made static. Prototyped.
10098 (TARGET_DELEGITIMIZE_ADDRESS): Update definition from
10099 i386_simplify_dwarf_addr to ix86_delegitimize_address.
10100 (ix86_find_base_term): Likewise.
10101 (maybe_get_pool_constant): Likewise.
10103 * config/s390/s390.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
10104 * config/s390/s390-protos.h (s390_simplify_dwarf_addr): Remove
10105 prototype.
10106 * config/s390/s390.c (s390_delegitimize_address): Renamed from
10107 s390_simplify_dwarf_addr. Made static. Prototyped.
10108 (TARGET_DELEGITIMIZE_ADDRESS): Define as s390_delegitimize_address.
10110 2003-02-05 Richard Henderson <rth@redhat.com>
10112 PR c/8602
10113 * integrate.c (output_inline_function): Reset input_filename
10114 and lineno from the decl before rest_of_compilation.
10116 2003-02-05 Richard Henderson <rth@redhat.com>
10118 * defaults.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
10119 (CTZ_DEFINED_VALUE_AT_ZERO): New.
10120 * doc/rtl.texi, doc/tm.texi: Document them.
10122 * combine.c (nonzero_bits) [CLZ, CTZ]: Handle the definedness
10123 of the value at zero properly.
10124 * fold-const.c (tree_expr_nonnegative_p): Likewise.
10125 * simplify-rtx.c (simplify_unary_operation): Likewise.
10127 * config/alpha/alpha.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
10128 (CTZ_DEFINED_VALUE_AT_ZERO): New.
10130 * config/arm/arm.c (TARGET_INIT_BUILTINS): Remove.
10131 (TARGET_EXPAND_BUILTIN): Remove.
10132 (def_builtin, arm_init_builtins, arm_expand_builtin): Remove.
10133 * config/arm/arm.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
10134 (enum arm_builtins): Remove.
10135 * config/arm/arm.md (UNSPEC_CLZ): Remove.
10136 (clzsi2): Rename from clz; use clz instead of unspec.
10137 (ctzsi2): New.
10138 * config/arm/arm-protos.h: Update.
10140 2003-02-05 Jan Hubicka <jh@suse.cz>
10142 * i386-protos.h (x86_emit_floatuns): Declare.
10143 * i386.c (x86_emit_floatuns): New global function.
10144 * i386.md (floatunssisf2, floatunsdisf2,
10145 floatunsdidf2): New patterns.
10147 2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10149 * cfgloopmanip.c (force_single_succ_latches): Fix missindentation.
10151 2003-02-05 Hans Boehm <Hans.Boehm@hp.com>
10153 * config/ia64/unwind-ia64.c: include coretypes.h, tm.h to get
10154 config/ia64/linux.h
10156 2003-02-05 Roger Sayle <roger@eyesopen.com>
10158 * cfgloop.h (flow_bb_inside_loop_p): Correct prototype again.
10160 2003-02-05 Jakub Jelinek <jakub@redhat.com>
10162 PR optimization/8555
10163 * config/i386/i386.md (sse_mov?fcc split): Handle op2 == op3 case
10164 instead of aborting.
10166 2003-02-04 Richard Henderson <rth@redhat.com>
10168 * config/i386/i386.md (UNSPEC_BSF): Remove.
10169 (ffssi2): Split into cmove and no_cmove insns and splitters;
10170 lose pentium float trick for now.
10171 (ffssi_1): Add * to name; use CTZ instead of UNSPEC.
10172 (ctzsi2, clzsi2, bsr): New.
10174 2003-02-04 Richard Henderson <rth@redhat.com>
10176 * config/ia64/ia64.c (rtx_needs_barrier): Handle POPCOUNT,
10177 UNSPEC_GETF_EXP; remove UNSPEC_POPCNT.
10178 * config/ia64/ia64.md (UNSPEC_POPCNT): Remove.
10179 (ffsdi2): Use popcount instead of unspec.
10180 (popcountdi2): Rename from *popcnt.
10181 (ctzdi2, clzdi2, getf_exp_tf): New.
10183 2003-02-04 Kazu Hirata <kazu@cs.umass.edu>
10185 * genconfig.c (main): Generate CC0_P.
10186 * rtl.h (CC0_P): Remove.
10188 2003-02-04 Richard Henderson <rth@redhat.com>
10190 * libgcc2.h, libgcc2.c (__ffsSI2): New.
10191 (__ffsDI2): Rename from __ffsdi2.
10192 * mklibgcc.in (lib2funcs): Add _ffssi2.
10194 2003-02-04 Richard Henderson <rth@redhat.com>
10196 * libgcc2.c (__paritysi2, __paritydi2): Replace last two reduction
10197 rounds with a "bit table" lookup.
10199 2003-02-04 Ulrich Weigand <uweigand@de.ibm.com>
10201 * reload.c (find_reloads): Do not use the mode specified in the insn
10202 pattern as reload mode for address operands. Do not generate optional
10203 reloads for operands where a mandatory reload was already pushed.
10205 2003-02-04 Richard Henderson <rth@redhat.com>
10207 * longlong.h [alpha] (count_leading_zeros, count_trailing_zeros): Use
10208 builtins instead of inline assembly.
10210 2003-02-04 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
10212 PR c/9376
10213 * libgcc2.c (__subvdi3): Fix typo.
10215 2003-02-04 Jan Hubicka <jh@suse.cz>
10217 * i386.md (movti_rex64): Fix constraint.
10219 2003-02-04 Jan Hubicka <jh@suse.cz>
10221 * i386.md (vector push splitters): Fix typo in resolving conflict.
10223 2003-02-04 Rodney Brown <rbrown64@csc.com.au>
10225 * config/i386/i386.c (x86_function_profiler): Fix typo in format.
10227 2003-02-04 Phil Edwards <pme@gcc.gnu.org>
10229 * doc/install.texi (*-*-linux-gnu): Mention glibc requirements
10230 for recent libstdc++. Remove formatting cruft.
10232 2003-02-04 Jakub Jelinek <jakub@redhat.com>
10234 * dwarf2out.c (dwarf2out_finish): Add AT_comp_dir
10235 attribute even if input file name is absolute, but one of the
10236 includes is relative.
10238 2003-02-04 Joseph S. Myers <jsm@polyomino.org.uk>
10240 * doc/gcc.texi, doc/gccint.texi, doc/gcov.texi,
10241 doc/include/fdl.texi, doc/invoke.texi: Update to GFDL 1.2.
10242 * doc/install.texi: Update copyright dates. Update to GFDL 1.2.
10244 2003-02-03 Richard Henderson <rth@redhat.com>
10246 * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
10247 __popcountsi2, __popcountdi2, __paritysi2, __paritydi2): Change
10248 return type to "int". Shuffle declarations and undef int trap.
10249 * libgcc2.h: Remove their declarations.
10250 * optabs.c (expand_unop): Force outmode to int for bitops.
10252 2003-02-03 Bob Wilson <bob.wilson@acm.org>
10254 * config/xtensa/xtensa.c (order_regs_for_local_alloc): Order the
10255 coprocessor registers before floating-point registers.
10256 * config/xtensa/xtensa.h (REG_ALLOC_ORDER): Adjust register numbers
10257 to account for a previously removed register.
10258 (SPEC_REG_FIRST, SPEC_REG_LAST, SPEC_REG_NUM, COUNT_REGISTER_REGNUM):
10259 Delete unused macros.
10261 2003-02-03 Jan Hubicka <jh@suse.cz>
10263 * i386.c (ix86_expand_store_builtin): Always force op1 to register.
10264 (mov*_internal): Fix predicates; require one of operands to not be
10265 memory.
10266 (SSE?MMX move expanders): Fix predicates; force one of operands to
10267 register.
10268 (SSE/MMX push patterns): Reorganize; fix x86-64 code generation.
10269 (movups/movupd/movdqu patterns): Force one of operands to not be
10270 memory.
10272 2003-02-03 Roger Sayle <roger@eyesopen.com>
10274 * hooks.c (hook_rtx_rtx_identity): Generic hook function that
10275 takes a single rtx and returns it unmodified.
10276 * hooks.h (hook_rtx_rtx_identity): Prototype here.
10277 * target.h (struct gcc_target): Add "delegitimize_address"
10278 field to target structure.
10279 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Provide default
10280 for delegitimize_address target using hook_rtx_rtx_identity.
10281 (TARGET_INITIALIZER): Initialize delegitimize_address field
10282 using TARGET_DELEGITIMIZE_ADDRESS macro.
10283 * simplify-rtx.c (avoid_constant_pool_reference): Handle float
10284 extensions of constant pool references. Use delegitimize_address
10285 to undo the obfuscation of "-fpic".
10286 * Makefile.in (simplify-rtx.o): Add dependency on target.h.
10288 * config/i386/i386.c (TARGET_DELEGITIMIZE_ADDRESS): Define as
10289 i386_simplify_dwarf_addr.
10290 (ix86_find_base_term): Simplify using i386_simplify_dwarf_addr.
10291 (maybe_get_pool_constant): Likewise.
10293 2003-02-03 Jan Hubicka <jh@suse.cz>
10295 * i386.c (ix86_expand_int_movcc): Fix setcc sign bit case.
10297 2003-02-03 Jan Hubicka <jh@suse.cz>
10299 * regclass.c (cannot_change_mode_set_regs): Correct argument order.
10301 2003-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10303 * mips/_tilib.c: Don't include tsystem.h or defaults.h. Don't
10304 define LIBGCC2_WORDS_BIG_ENDIAN. Include coretypes.h and tm.h.
10306 2003-02-02 Andreas Schwab <schwab@suse.de>
10308 * varasm.c (asm_output_aligned_bss): Declare as possibly unused.
10310 2003-02-02 Richard Earnshaw <rearnsha@arm.com>
10312 * arm.md (sibcall_epilogue): Set the "conds" to "clob".
10313 (epilogue_insns): Likewise.
10315 2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10317 * doc/install.texi (hppa*-hp-hpux11*): Update installation notes.
10319 2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10321 * pa-protos.h (attr_length_millicode_call): Remove second argument.
10322 (attr_length_indirect_call, attr_length_indirect_call,
10323 attr_length_save_restore_dltp): New prototypes.
10324 * pa.c (attr_length_millicode_call): Remove second argument. Check
10325 INSN_ADDRESSES_SET_P in distance calculation.
10326 (output_millicode_call): Check INSN_ADDRESSES_SET_P before using
10327 INSN_ADDRESSES.
10328 (attr_length_call): Check INSN_ADDRESSES_SET_P in distance calculation.
10329 (output_call): Check INSN_ADDRESSES_SET_P before using INSN_ADDRESSES.
10330 Call attr_length_call directly.
10331 (attr_length_indirect_call, output_indirect_call,
10332 attr_length_save_restore_dltp): New functions.
10333 * pa.md (attr_length_millicode_call): Drop second argument from all
10334 patterns.
10335 (return_internal_pic): Delete.
10336 (return_external_pic): Remove use of PIC register and pic operand and
10337 flag checks.
10338 (epilogue): Use return_internal for both normal and pic code.
10339 (call, call_value): Emit new 32-bit pic patterns for symref and
10340 indirect calls. Remove uses for arg pointer and pic register.
10341 (call_symref_pic, call_symref_pic_post_reload, call_reg_pic,
10342 call_reg_pic_post_reload, call_val_symref_pic,
10343 call_val_symref_pic_post_reload, call_val_reg_pic,
10344 call_val_reg_pic_post_reload): New pre and post reload insn patterns.
10345 Implement define_split and define_peephole2 patterns for pre reload
10346 patterns.
10347 (call_symref_64bit, call_internal_reg_64bit, call_value_symref_64bit,
10348 call_value_internal_reg_64bit): Shorten names.
10349 (all call patterns): Explicitly indicate registers used and clobbered.
10350 Use attr_length_indirect_call and attr_length_save_restore_dltp for
10351 attribute length calculation. Move code generation for indirect calls
10352 to output_indirect_call.
10353 (sibcall, sibcall_value): Don't restore PIC register.
10354 (exception_receiver, builtin_setjmp_receiver): Add blockage after PIC
10355 register retore.
10357 2003-02-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10359 * doc/install.texi (Testing): Simplify and compress instructions
10360 concerning Dejagnu.
10362 2003-02-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10364 * collect2.c (pexecute_pid): Rename to pid.
10365 (collect_wait, collect_execute, scan_prog_file, scan_libraries): Use
10366 pid.
10368 2003-02-01 Geoffrey Keating <geoffk@apple.com>
10370 * doc/extend.texi (Function Attributes): Remove documentation
10371 for PowerPC Windows NT function attributes..
10373 2003-02-01 Daniel Jacobowitz <drow@mvista.com>
10375 * dwarf2out.c (gen_type_die): Check for typedefs before calling
10376 for TYPE_MAIN_VARIANT.
10378 2003-02-01 Richard Henderson <rth@redhat.com>
10380 * libgcc2.c: Include auto-host.h.
10381 (ATTRIBUTE_HIDDEN): New.
10382 (__clz_tab): Don't declare here for clz and ctz.
10383 (__clzsi2, __clzdi2): Use count_leading_zeros.
10384 (__ctzsi2, __ctzdi2): Use count_trailing_zeros.
10385 (__popcount_tab): Mark ATTRIBUTE_HIDDEN.
10386 (__paritysi2, __paritydi2): Use shifts instead of __popcount_tab.
10387 * longlong.h (__clz_tab): Mark ATTRIBUTE_HIDDEN.
10389 2003-02-01 Richard Henderson <rth@redhat.com>
10391 * config/i386/i386.md (addsi_1_zext splitter): Add TARGET_64BIT
10392 to the conditional.
10393 (ashlsi3_1_zext splitter): Likewise.
10395 2003-02-01 Richard Henderson <rth@redhat.com>
10397 * optabs.c (expand_unop): Use word_mode for outmode of bit scaners.
10398 * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
10399 __popcountsi2, __popcountdi2, __paritysi2 __paritydi2): Change
10400 return type to Wtype.
10402 * libgcc-std.ver (GCC_3.4): Fix inheritance.
10404 * config/i386/i386.md (ffssi2): Use nonimmediate_operand for
10405 expander input constraint.
10407 2003-02-01 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
10409 * optabs.h (optab_index): Add OTI_clz, OTI_ctz, OTI_popcount and
10410 OTI_parity.
10411 (clz_optab, ctz_optab, popcount_optab, parity_optab): New.
10412 * optabs.c (widen_clz, expand_parity): New.
10413 (expand_unop): Handle clz and parity. Hardcode SImode as outmode
10414 for libcalls to clz, ctz, popcount, and parity.
10415 (init_optabs): Init clz_optab, ctz_optab, popcount_optab and
10416 parity_optab, and set up libfunc handlers.
10417 * libgcc2.c (__clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
10418 __popcountsi2, __popcountdi2, __paritysi2 __paritydi2,
10419 __popcount_tab): New.
10420 * libgcc2.h: Declare them.
10421 * libgcc-std.ver (GCC_3.4): Add new functions from libgcc2.c.
10422 * genopinit.c (optabs): Add clz_optab, ctz_optab, popcount_optab
10423 and parity_optab.
10424 * builtin-types.def (BT_FN_INT_LONG, BT_FN_INT_LONGLONG): New.
10425 * builtins.def (BUILT_IN_CLZ, BUILT_IN_CTZ, BUILT_IN_POPCOUNT,
10426 BUILT_IN_PARITY, BUILT_IN_FFSL, BUILT_IN_CLZL, BUILT_IN_CTZL,
10427 BUILT_IN_POPCOUNTL, BUILT_IN_PARITYL, BUILT_IN_FFSLL,
10428 BUILT_IN_CLZLL, BUILT_IN_CTZLL, BUILT_IN_POPCOUNTLL,
10429 BUILT_IN_PARITYLL): New.
10430 * builtins.c (expand_builtin_unop): Rename from expand_builtin_ffs
10431 and add optab argument.
10432 (expand_builtin): Expand BUILT_IN_{FFS,CLZ,POPCOUNT,PARITY}*.
10433 * tree.def (CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR, PARITY_EXPR): New.
10434 * expr.c (expand_expr): Handle them.
10435 * fold-const.c (tree_expr_nonnegative_p): Likewise.
10436 * rtl.def (CLZ, CTZ, POPCOUNT, PARITY): New.
10437 * reload1.c (eliminate_regs): Handle them.
10438 (elimination_effects): Likewise.
10439 * function.c (instantiate_virtual_regs_1): Likewise
10440 * genattrtab.c (check_attr_value): Likewise.
10441 * simplify-rtx.c (simplify_unary_operation): Likewise.
10442 * c-common.c (c_common_truthvalue_conversion): Handle POPCOUNT_EXPR.
10443 * combine.c (combine_simplify_rtx): Handle POPCOUNT and PARITY.
10444 (nonzero_bits): Handle CLZ, CTZ, POPCOUNT and PARITY.
10445 * config/alpha/alpha.md (clzdi2, ctzdi2, popcountdi2): New.
10446 * config/arm/arm.c (arm_init_builtins): Rename __builtin_clz to
10447 __builtin_arm_clz.
10448 * Makefile.in (LIB2FUNCS_1, LIB2FUNCS_2): Move...
10449 * mklibgcc.in (lib2funcs): ...here and merge. Add new members.
10450 * doc/extend.texi (Other Builtins): Add new builtins.
10451 * doc/md.texi (Standard Names): Add new patterns.
10453 2003-02-01 Ulrich Weigand <uweigand@de.ibm.com>
10455 * reload.c: Revert 2003-01-31 change.
10457 2003-02-01 Jan Hubicka <jh@suse.cz>
10459 * combine.c (combine_simplify_rtx): Use reversed_comparison_code_parts.
10461 2003-02-01 Richard Sandiford <rsandifo@redhat.com>
10463 * flags.h (flag_volatile): Remove declaration.
10464 (flag_volatile_global, flag_volatile_static): Likewise.
10465 * c-typeck.c (build_indirect_ref): Don't check flag_volatile.
10466 * toplev.c (flag_volatile): Remove definition.
10467 (flag_volatile_global, flag_volatile_static): Likewise.
10468 (f_options): Remove corresponding entries here.
10469 * varasm.c (make_decl_rtl): Don't check flag_volatile_global
10470 or flag_volatile_static.
10471 * doc/invoke.texi: Remove documentation of -fvolatile,
10472 -fvolatile-global and -fvolatile-static.
10474 2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10476 * pa.c (pa_output_function_prologue, pa_output_function_epilogue): Move
10477 updating of total_code_bytes from prologue to epilogue.
10479 2003-01-31 Ulrich Weigand <uweigand@de.ibm.com>
10481 * reload.c (find_reloads): Do not use the mode specified in the insn
10482 pattern as reload mode for address operands. Do not generate optional
10483 reloads for operands where a mandatory reload was already pushed.
10484 Generate optional reloads only in the final pass though find_reloads.
10485 (have_replacement_p): New function.
10487 2003-01-31 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10489 * doc/install.texi (Testing): Remove a reference to our obsolete
10490 /testresults web pages and strip redundant information concerning
10491 test results.
10492 (Binaries): Refer to Microsoft Windows instead of listing all
10493 possible variants.
10495 2003-02-01 Jan Hubicka <jh@suse.cz>
10497 * loop.c (emit_prefetch_instructions): Do conversion at right place in
10498 RTL chain.
10500 * combine.c (simplify_set): Reverse order of ragumetns to
10501 REG_CANNOT_CHANGE_MODE_P
10502 * df.c (df_def_record_1): Likewise.
10503 * recog.c (register_operand): Likewise.
10504 * simplify-rtx.c (simplify_subreg): Likewise.
10505 * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Update use of
10506 CANNOT_CHANGE_MODE_CLASS.
10507 * regclass.c (cannot_change_mode_set_regs, invalid_mode_change_p):
10508 Likewise.
10509 * reload.c (push_reload): Likewise.
10510 * alpha.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10511 * ia64.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10512 * mips.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10513 * mips-protos.h (mips_cannot_change_mode_class): Update prototype.
10514 * mips.c (mips_cannot_change_mode_class): Update.
10515 * pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10516 * rs6000.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10517 * s390.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10518 * sh.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10519 * sh-protos.h (sh_cannot_change_mode_class): Update prototype.
10520 * sh.c (sh_cannot_change_mode_class): Update.
10521 * i386.h (CANNOT_CHANGE_MODE_CLASS): New.
10522 * tm.texi (CANNOT_CHANGE_MODE_CLASS): Update documentation.
10524 2003-01-31 Geoffrey Keating <geoffk@apple.com>
10526 * config/darwin.h (LINK_COMMAND_SPEC): Update for Nathan's recent
10527 change to LINK_COMMAND_SPEC in gcc.c.
10529 2003-01-31 Jan Hubicka <jh@suse.cz>
10531 PR c/9506
10532 * i386.c (override_options): Use DEFAULT_PCC_STRUCT_RETURN.
10534 2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10536 * pa32-regs.h (REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Delete
10537 duplicated code.
10539 2003-01-31 Nathan Sidwell <nathan@codesourcery.com>
10541 * tree.h (TYPE_BINFO_SIZE, TYPE_BINFO_SIZE_UNIT): Remove.
10542 (BINFO_ELTS): New #define.
10543 * stor-layout.c (finalize_record_size): Don't set them.
10544 * cp/cp-tree.h (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX,
10545 BINFO_PRIMARY_BASE_OF): Use BINFO_ELTS.
10546 (BINFO_LANG_ELTS): New #define.
10547 * cp/tree.c (make_binfo): Use BINFO_LANG_ELTS.
10548 * java/class.c (make_class): Use BINFO_ELTS.
10549 (set_super_info): Likewse.
10550 (add_interface_do): Likewise.
10551 * objc/objc-act.c (start_class): Use BINFO_ELTS.
10553 2003-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10555 * timevar.c (getrusage): Don't ever declare if not HAVE_GETRUSAGE.
10556 (times): Don't ever declare if not HAVE_TIMES.
10557 (clock): Don't ever declare if not HAVE_CLOCK.
10559 2003-01-30 Richard Henderson <rth@redhat.com>
10561 * flow.c (update_life_info): Zap life info after cleanup_cfg.
10562 (regno_uninitialized): Use correct live at function entry set.
10563 (regno_clobbered_at_setjmp): Likewise.
10565 * expr.c (store_expr): Promote all MEM intermediates to regs.
10567 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
10569 * config/arm/arm.c: Fix comment typos.
10570 * config/arm/arm.h: Likewise.
10571 * config/arm/netbsd-elf.h: Likewise.
10572 * config/arm/netbsd.h: Likewise.
10574 2003-01-30 Geoffrey Keating <geoffk@apple.com>
10576 * gengtype.c (struct walk_type_data): Add needs_cast_p.
10577 (walk_type): Set needs_cast_p in walk_type_data.
10578 (write_types_process_field): Supply casts when required to suppress
10579 warnings.
10580 (write_root): Cast gt_pch_n_S to suppress warning.
10581 * Makefile.in: Remove -Wno-error from gtype-desc.o and c-decl.o.
10582 * config/rs6000/rs6000.c (print_operand): Mask off high bits only
10583 when they might exist.
10584 * config/rs6000/t-rs6000: Remove -Wno-error from varasm.o,
10585 insn-conditions.o, and rs6000.o.
10587 2003-01-30 Richard Henderson <rth@redhat.com>
10589 * ggc-page.c (G.context_depth_allocations): New.
10590 (G.context_depth_collections): New.
10591 (alloc_page): Set G.context_depth_allocations.
10592 (ggc_collect): Set G.context_depth_collections.
10593 (ggc_push_context): Limit to HOST_BITS_PER_LONG contexts.
10594 (ggc_pop_context): Early exit for no allocations or collections.
10596 2003-01-30 Richard Henderson <rth@redhat.com>
10598 * tree-inline.c (walk_tree): Streamline duplicate hash table lookup.
10600 2003-01-30 Richard Earnshaw <rearnsha@arm.com>
10602 * arm.c (arm_compute_initial_elimination_offset): If optimizing for
10603 size, the link register is always saved if any other register is
10604 saved.
10606 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
10608 * config/h8300/h8300-protos.h: Update the prototype for
10609 compute_plussi_cc.
10610 (cpp_reader): Declare before it is used.
10611 * config/h8300/h8300.c (compute_plussi_cc): Change the return
10612 type to int.
10613 * config/h8300/h8300.md (monitor_prologue): Call abort() if we
10614 see an unknown H8 variant.
10616 2003-01-30 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
10618 PR target/9316
10619 * config/rs6000/rtems.h: Add CPP_OS_DEFAULT_SPEC.
10620 * config/rs6000/sysv4.h: Add CPP_OS_RTEMS_SPEC.
10621 * config/rs6000/t-rtems: New file. multilib variants to match OS.
10622 * config.gcc (powerpc-*-rtems*): Use rs6000/t-rtems instead of
10623 rs6000/t-ppcgas so we get the desired multilibs.
10625 2003-01-30 Nick Clifton <nickc@redhat.com>
10627 * config/arm/arm.c (arm_output_epilogue): Update stack pointer
10628 when popping saved IP register off the stack.
10630 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
10632 * config/rs6000/aix43.h: Fix comment typos.
10633 * config/rs6000/aix51.h: Likewise.
10634 * config/rs6000/aix52.h: Likewise.
10635 * config/rs6000/altivec.h: Likewise.
10636 * config/rs6000/rs6000.c: Likewise.
10637 * config/rs6000/rs6000.h: Likewise.
10638 * config/rs6000/rs6000.md: Likewise.
10639 * config/rs6000/spe.md: Likewise.
10641 2003-01-29 Mark Mitchell <mark@codesourcery.com>
10643 * c-common.c (builtin_define_float_constants): Define
10644 __<TYPE>_HAS_INFINITY__ and __<TYPE>_HAS_QUIET_NAN__.
10646 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
10648 * config/sh/lib1funcs.asm: Fix comment typos.
10649 * config/sh/linux.h: Likewise.
10650 * config/sh/sh.c: Likewise.
10651 * config/sh/sh.md: Likewise.
10653 2003-01-30 Loren James Rittle <ljrittle@acm.org>
10655 * objc/Make-lang.in (objc-parse.y): Find c-parse.in in $(srcdir).
10657 2003-01-30 Alexandre Oliva <aoliva@redhat.com>
10659 * config/fp-bit.h (__make_dp): Declare if TMODES.
10661 2003-01-29 Kazu Hirata <kazu@cs.umass.edu>
10663 * config/h8300/h8300.h (PREDICATE_CODES): Add entries for
10664 general_operand_src and general_operand_dst.
10666 2003-01-29 David Edelsohn <edelsohn@gnu.org>
10668 * config/rs6000/rs6000.c (function_arg_pass_by_reference):
10669 Return true for variable sized types.
10670 (rs6000_va_arg): Handle variable sized types passed by reference
10671 on non-SVR4 ABI.
10673 2003-01-29 Richard Earnshaw <rearnsha@arm.com>
10675 * arm.c (arm_legtimize_address): New function.
10676 * arm-protos.h (arm_legtimize_address): Add prototype.
10677 * arm.h (ARM_LEGITIMIZE_ADDRESS): Use arm_legitimize_address.
10678 (LEGITIMIZE_ADDRESS, THUMB_LEGITIMIZE_ADDRESS): Wrap with
10679 do ... while (0)
10681 2003-01-29 Joel Sherrill <joel@OARcorp.com>
10683 PR bootstrap/9296
10684 * gthr-rtems.h: Define __GTHREAD_MUTEX_INIT. Apparently no code
10685 depended on it being defined until now.
10687 2003-01-29 Joel Sherrill <joel@OARcorp.com>
10689 PR target/9295
10690 * config/mips/rtems.h: Predefine __USE_INIT_FINI__ so generic
10691 RTEMS code knows which C++ initialization style the toolset
10692 configuration is using.
10694 2003-01-29 Joel Sherrill <joel@OARcorp.com>
10696 PR bootstrap/9293
10697 * config/m68k/t-crtstuff: Replace spaces with tabs, add
10698 $(MULTILIB_CFLAGS) as compiler option and multilib crtbegin/end.o.
10700 2003-01-29 Joel Sherrill <joel@OARcorp.com>
10702 PR bootstrap/9292
10703 * config.gcc (hppa1.1-rtems): Did not include t-rtems nor enable
10704 RTEMS threads.
10705 * config/pa/rtems.h (LIB_SPEC): Use -N when linking.
10707 2003-01-29 Nick Clifton <nickc@redhat.com>
10709 * Makefile.in (c-parse.o): Locate source file in $(parsedir)
10710 not $(srcdir).
10712 2003-01-29 Andrew Haley <aph@redhat.com>
10714 * tree-inline.c (walk_tree): Add CHAR_TYPE.
10716 2003-01-29 Jan Hubicka <jh@suse.cz>
10718 * i386.md (subdi3_carry_rex64): Fix typo.
10720 2003-01-28 Stan Shebs <shebs@apple.com>
10722 * coretypes.h (cpp_reader): Forward declare struct.
10723 * c-pragma.h (cpp_reader): Remove forward declaration.
10724 * hashtable.h (cpp_reader): Likewise.
10725 * scan.h (cpp_reader): Likewise.
10726 * tree.h (cpp_reader): Likewise.
10727 * config/darwin-protos.h (cpp_reader): Likewise.
10728 * config/arm/arm-protos.h (cpp_reader): Likewise.
10729 * config/rs6000/rs6000-protos.h: Remove GCC_CPPLIB_H ifdef, use
10730 struct cpp_reader in prototypes.
10732 2003-01-28 Christian Cornelssen <ccorn@cs.tu-berlin.de>
10734 * doc/install.texi: Add documentation for installation into
10735 tooldirs and with DESTDIR.
10737 2003-01-28 Richard Henderson <rth@redhat.com>
10739 * config.gcc (ia64*-*-aix*): Remove.
10740 * config/ia64/aix.h, config/ia64/t-aix: Remove file.
10741 * config/ia64/unwind-aix.c: Remove file.
10743 2003-01-28 Andreas Schwab <schwab@suse.de>
10745 * config/m68k/m68k.md (tablejump+2): Don't sign extend an address
10746 register.
10747 * config/m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Likewise.
10748 * config/m68k/coff.h (ASM_RETURN_CASE_JUMP): Likewise.
10749 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Likewise.
10750 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
10751 * config/m68k/mot3300.h (ASM_RETURN_CASE_JUMP): Likewise.
10752 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
10753 * config/m68k/pbb.h (ASM_RETURN_CASE_JUMP): Likewise.
10755 2003-01-28 Richard Sandiford <rsandifo@redhat.com>
10757 * combine.c (nonzero_bits): Fix check for negative divide operands.
10759 2003-01-28 Richard Henderson <rth@redhat.com>
10761 * config/ia64/ia64.c (ia64_rwreloc_section_type_flags): New.
10762 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): New.
10764 2003-01-28 Richard Henderson <rth@redhat.com>
10766 * cse.c (find_best_addr): Kill !ADDRESS_COST code.
10768 * config/cris/cris.c (cris_address_cost): Make static.
10769 (TARGET_RTX_COSTS, TARGET_ADDRESS_COST): New.
10770 * config/cris/cris.h (ADDRESS_COST): Remove.
10771 * config/cris/cris-protos.h: Update.
10773 2003-01-23 Mike Stump <mrs@apple.com>
10775 * regclass.c (init_reg_autoinc): New function.
10776 (regclass): Move initialization of forbidden_inc_dec_class from
10777 here...
10778 (init_regs): to here. Avoids reinitialization for each function,
10779 saving compilation time.
10781 2003-01-28 Jason Merrill <jason@redhat.com>
10783 * cpplib.h (struct cpp_options): Add warn_deprecated field.
10784 * cppinit.c (cpp_create_reader): Turn it on by default.
10785 * c-opts.c (c_common_decode_option): Set it.
10786 * cpplib.c (do_pragma_once): Only complain about #pragma once
10787 if warn_deprecated is set.
10789 2003-01-28 Dale Johannesen <dalej@apple.com>
10791 * emit-rtl.c (const_double_htab_hash): Use mode in the hash.
10792 * loop.c (scan_loop): Move movables on -Os rich-register targets.
10793 * config/rs6000/rs6000.md (sibcall*): Use match_operand for LR.
10795 2003-01-28 Richard Henderson <rth@redhat.com>
10797 * target.h (targetm.address_cost): New.
10798 * target-def.h (TARGET_ADDRESS_COST): New.
10799 (TARGET_RTX_COSTS): Uncomment. Oops.
10800 * cse.c (address_cost): Use new target hook.
10801 (default_address_cost): New.
10802 * output.h (default_address_cost): Declare.
10803 * hooks.c (hook_int_rtx_0): New.
10804 * hooks.h (hook_int_rtx_0): Declare.
10805 * loop.c (combine_givs_p): Remove if 0 code.
10806 * system.h (ADDRESS_COST): Poison.
10808 * config/alpha/alpha.c, config/alpha/alpha.h, config/d30v/d30v.c,
10809 config/d30v/d30v.h, config/ia64/ia64.c, config/ia64/ia64.h,
10810 config/m32r/m32r.c, config/m32r/m32r.h, config/mcore/mcore.c,
10811 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.h,
10812 config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/sparc/sparc.c,
10813 config/sparc/sparc.h, config/v850/v850.c, config/v850/v850.h,
10814 config/xtensa/xtensa.c, config/xtensa/xtensa.h
10815 (TARGET_ADDRESS_COST): Define as hook_int_rtx_0.
10816 (ADDRESS_COST): Remove.
10818 * config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h,
10819 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
10820 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
10821 config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
10822 config/dsp16xx/dsp16xx.h, config/i386/i386-protos.h,
10823 config/i386/i386.c, config/i386/i386.h, config/i960/i960-protos.h,
10824 config/i960/i960.c, config/i960/i960.h, config/ip2k/ip2k-protos.h,
10825 config/ip2k/ip2k.c, config/ip2k/ip2k.h, config/mips/mips-protos.h,
10826 config/mips/mips.c, config/mips/mips.h,
10827 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
10828 config/m68hc11/m68hc11.h, config/ns32k/ns32k-protos.h,
10829 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa-protos.h,
10830 config/pa/pa.c, config/pa/pa.h, config/s390/s390-protos.h,
10831 config/s390/s390.c, config/s390/s390.h, config/vax/vax-protos.h,
10832 config/vax/vax.c, config/vax/vax.h
10833 (foo_address_cost): Make static.
10834 (TARGET_ADDRESS_COST): New.
10835 (ADDRESS_COST): Remove.
10837 * config/arm/arm.h, config/arm/arm.c, config/m88k/m88k.h,
10838 config/m88k/m88k.c, config/romp/romp.h, config/romp/romp.c,
10839 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
10840 config/stormy16/stormy16.h
10841 (ADDRESS_COST): Move code ...
10842 (foo_address_cost): ... here.
10843 (TARGET_ADDRESS_COST): New.
10845 * config/m32r/m32r.c (m32r_address_cost): Remove.
10846 * config/m32r/m32r-protos.h: Update.
10848 * config/mmix/mmix.c (mmix_address_cost): Remove.
10849 * config/mmix/mmix-protos.h: Update.
10851 * config/mn10300/mn10300.c (mn10300_address_cost_1): Rename from
10852 mn10300_address_cost; move unsig allocation ...
10853 (mn10300_address_cost): ... here.
10854 (TARGET_ADDRESS_COST): New.
10855 * config/mn10300/mn10300-protos.h: Update.
10856 * config/mn10300/mn10300.h (ADDRESS_COST): Remove.
10858 * doc/tm.texi: Update.
10860 2003-01-28 Vladimir Makarov <vmakarov@redhat.com>
10862 * haifa-sched.c (schedule_insn): Return necessary cycle advance
10863 after issuing the insn.
10864 (rank_for_schedule): Make a insn with /S the highest priority
10865 insn.
10866 (move_insn): Ignore schedule groups. Clear SCHED_GROUP_P.
10867 (choose_ready): Check SCHED_GROUP_P.
10868 (schedule_block): Advance cycle after issuing insn if it is
10869 necessary. Don't reorder insns if there is an insn with /S.
10870 (set_priorities): Ignore schedule groups.
10872 * sched-deps.c (remove_dependence, group_leader): Remove the
10873 functions.
10874 (add_dependence): Ignore schedule groups.
10875 (set_sched_group_p): Don't make copy of dependencies from previous
10876 insn of the schedule group. Add anti-dependency to the previous
10877 insn of the schedule group.
10878 (compute_forward_dependences): Ignore schedule groups.
10880 * sched-ebb.c (init_ready_list): Ignore schedule groups.
10882 * sched-rgn.c (init_ready_list): Ditto.
10883 (can_schedule_ready_p): Ditto.
10885 2003-01-28 Vladimir Makarov <vmakarov@redhat.com>
10887 * config/i386/i386.md (*movsi_1): Use movdqa to move one xmm
10888 register to another one.
10890 2003-01-28 Richard Henderson <rth@redhat.com>
10892 * calls.c (default_must_pass_in_stack): Fix typo in !type case.
10894 2003-01-28 Roger Sayle <roger@eyesopen.com>
10896 * cse.c (cse_insn): Avoid redundant REG_EQUAL notes.
10898 2003-01-28 Richard Sandiford <rsandifo@redhat.com>
10900 * config/sh/sh.h (CLASS_MAX_NREGS): If TARGET_SHMEDIA, and the given
10901 class contains a floating-point register, return the size of the
10902 mode in half words.
10904 2003-01-28 Jan Hubicka <jh@suse.cz>
10906 * i386.c (ix86_carry_flag_operator): New predicate.
10907 (fcmov_operator): Fix whitespace.
10908 (ix86_expand_carry_flag_compare): Deal with floating point.
10909 (ix86_expand_int_movcc): Deal with fp; update insn expansion
10910 (ix86_expand_int_addcc): Likewise.
10911 (ix86_expand_strlensi_unroll_1): likewsie.
10912 * i386.h (PREDICATE_CODES): Add ix86_carry_flag_operator.
10913 * i386.md (add?i_carry_rex64): Use new predicate.
10914 (sub?i3_carry_rex64): Likewise.
10915 (x86_mov?icc_0_m1*): Likewise.
10917 2003-01-28 Andreas Schwab <schwab@suse.de>
10919 * cfgloopmanip.c (create_preheader): Initialize src to avoid
10920 warning.
10922 * expmed.c (emit_store_flag): Fix cast to avoid sign
10923 comparison warning.
10925 * combine.c (force_to_mode): Add cast to fix warning when
10926 STORE_FLAG_VALUE is negative.
10928 2003-01-27 Richard Henderson <rth@redhat.com>
10930 * Makefile.in (cse.o): Depend on TARGET_H.
10931 * cse.c (rtx_cost): Use targetm.rtx_costs.
10932 * system.h (CONST_COSTS RTX_COSTS DEFAULT_RTX_COSTS): Poison.
10933 * doc/tm.texi: Update.
10935 * target.h (targetm.rtx_costs): New.
10936 * target-def.h (TARGET_RTX_COSTS): New.
10937 * hooks.c (hook_bool_rtx_int_int_intp_false): New.
10938 * hooks.h: Update.
10940 * config/alpha/alpha.c (alpha_rtx_cost_data): New.
10941 (alpha_rtx_costs, TARGET_RTX_COSTS): New.
10942 * config/alpha/alpha.h (PROCESSOR_MAX): New.
10943 (CONST_COSTS, RTX_COSTS): Remove.
10945 * config/arc/arc.c, config/arc/arc.h, config/c4x/c4x.c,
10946 config/c4x/c4x.h, config/cris/cris.c, config/cris/cris.h,
10947 config/d30v/d30v.c, config/d30v/d30v.h, config/dsp16xx/dsp16xx.c,
10948 config/dsp16xx/dsp16xx.h, config/frv/frv.c, config/frv/frv.h,
10949 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
10950 config/i370/i370.h, config/i386/i386.c, config/i386/i386.h,
10951 config/i960/i960.c, config/i960/i960.h, config/ia64/ia64.c,
10952 config/ia64/ia64.h, config/m32r/m32r.c, config/m32r/m32r.h,
10953 config/m68k/m68k.c, config/m68k/m68k.h, config/m88k/m88k.c,
10954 config/m88k/m88k.h, config/mcore/mcore.c, config/mcore/mcore.h,
10955 config/mips/mips.c, config/mips/mips.h, config/mn10200/mn10200.c,
10956 config/mn10200/mn10200.h, config/mn10300/mn10300.c,
10957 config/mn10300/mn10300.h, config/ns32k/ns32k.c, config/ns32k/ns32k.h,
10958 config/pa/pa.c, config/pa/pa.h, config/pdp11/pdp11.c,
10959 config/pdp11/pdp11.h, config/romp/romp.c, config/romp/romp.h,
10960 config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390.c,
10961 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
10962 config/stormy16/stormy16.c, config/stormy16/stormy16.h,
10963 config/v850/v850.c, config/v850/v850.h,
10964 config/xtensa/xtensa.c, config/xtensa/xtensa.h
10965 (CONST_COSTS, RTX_COSTS): Move code ...
10966 (foo_rtx_costs, TARGET_RTX_COSTS): ... here.
10968 * config/arm/arm.c (arm_rtx_costs_1): Rename from arm_rtx_costs.
10969 (arm_rtx_costs, TARGET_RTX_COSTS): New.
10970 * config/arm/arm-protos.h: Update.
10971 * config/arm/arm.h (DEFAULT_RTX_COSTS): Remove.
10973 * config/avr/avr.h (CONST_COSTS): Move code ...
10974 * config/avr/avr.c (avr_rtx_costs): ... here.
10975 (default_rtx_costs): Make static.
10976 * config/avr/avr-protos.h: Update.
10978 * config/h8300/h8300.c (const_costs): Make static.
10979 (h8300_and_costs, h8300_shift_costs): Likewise.
10980 * config/h8300/h8300-protos.h: Update.
10982 * config/ip2k/ip2k.h (DEFAULT_RTX_COSTS): Remove.
10983 (CONST_COSTS): Move code ...
10984 * config/ip2k/ip2k.c (ip2k_rtx_costs): ... here. Rename from
10985 default_rtx_costs; update for signature change.
10986 * config/ip2k/ip2k-protos.h: Update.
10988 * config/m68hc11/m68hc11.h (RTX_COSTS): Remove.
10989 (CONST_COSTS): Move code ...
10990 * config/m68hc11/m68hc11.c (m68hc11_rtx_costs): ... here.
10991 (TARGET_RTX_COSTS): New.
10992 (m68hc11_rtx_costs_1): Rename from m68hc11_rtx_costs; make static.
10993 * config/m68hc11/m68hc11-protos.h: Update.
10995 * config/m68k/m68k.c (const_int_cost): Make static.
10996 * config/m68k/m68k-protos.h: Update.
10998 * config/mcore/mcore.c (mcore_const_costs): Make static.
10999 (mcore_and_cost, mcore_ior_cost): Likewise.
11000 * config/mcore/mcore-protos.h: Update.
11002 * config/mmix/mmix.c (mmix_rtx_costs, TARGET_RTX_COSTS): New.
11003 (mmix_rtx_cost_recalculated): Remove.
11004 * config/mmix/mmix.h (DEFAULT_RTX_COSTS): Remove.
11005 * config/mmix/mmix-protos.h: Update.
11007 * config/sh/sh.c (shiftcosts): Make static.
11008 (addsubcosts, andcosts, multcosts): Likewise.
11009 * config/sh/sh-protos.h: Update.
11011 * config/sparc/sparc.c (TARGET_RTX_COSTS): New.
11012 (sparc_rtx_costs): Make static; update for change in signature.
11013 * config/sparc/sparc.h (RTX_COSTS_CASES, RTX_COSTS): Remove.
11014 * config/sparc/sparc-protos.h: Update.
11016 * config/v850/v850.c (const_costs): Make static.
11017 * config/v850/v850-protos.h: Update.
11019 * config/vax/vax.h (RTX_COSTS): Remove.
11020 (CONST_COSTS): Move code ...
11021 * config/vax/vax.c (vax_rtx_costs_1): ... here; rename
11022 from vax_rtx_cost.
11023 (vax_rtx_costs, TARGET_RTX_COSTS): New.
11025 2003-01-27 Richard Henderson <rth@redhat.com>
11027 * config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Remove. Really.
11028 * config/vax/vax-protos.h: Update. Really.
11030 2003-01-28 Alexandre Oliva <aoliva@redhat.com>
11032 * config/mips/mips.h (UNITS_PER_HWFPVALUE): Renamed from...
11033 (UNITS_PER_FPVALUE): Defined as the width of a long double, or
11034 zero if no hardware floating point.
11035 (LONG_DUBLE_TYPE_SIZE): Set to 128 on N32 and N64.
11036 (MAX_FIXED_MODE_SIZE): Define to LONG_DOUBLE_TYPE_SIZE.
11037 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
11038 (BIGGEST_ALIGNMENT): Same as LONG_DOUBLE_TYPE_SIZE.
11039 (FUNCTION_VALUE_REGNO_P): Set for FP_RETURN+2 on N32 and N64.
11040 * config/mips/mips.c (mips_arg_info): Pass TFmode values in
11041 even FP registers on N32 and N64.
11042 (mips_setup_incoming_varargs): Use UNITS_PER_HWFPVALUE.
11043 (mips_va_start): Adjust alignment of ARG_POINTER_REGNUM.
11044 (mips_va_arg): Use UNITS_PER_HWFPVALUE. Impose additional
11045 even-register-like alignment to 128-bit arguments.
11046 (save_restore_insns): Use UNITS_PER_HWFPVALUE.
11047 (mips_function_value): Likewise. Return TFmode in $f0 and $f2
11048 on N32 or N64.
11049 * config/mips/_tilib.c (__negti2, __ashlti3, __lshrti3): New.
11050 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Add _tilib.c.
11051 (TPBIT): Set to tp-bit.c.
11052 (tp-bit.c): Create out of fp-bit.c.
11054 2003-01-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
11056 * c-parse.in: Remove '%expect 32' directive in objc mode.
11058 2003-01-27 Nathan Sidwell <nathan@codesourcery.com>
11060 * Makefile.in (LIB2FUNCS_ST): Remove _gcov.
11061 (LIBGCOV): New variable.
11062 (libgcc.mk): Add LIBGCOV.
11063 (LIBGCC_DEPS): Add libgcov.c.
11064 (libgcov.a): New target.
11065 (clean): Remove libgcov.a.
11066 (install-libgcc): Do libgcov too.
11067 (stage1-start, stage2-start, stage3-start, stage4-start): Deal
11068 with libgcov.a.
11069 * libgcc2.c (L_gcov): Move into ...
11070 * libgcov.c: ... here. New file.
11071 * mklibgcc.in: Add libgcov rules.
11072 * gcc.c (LINK_COMMAND_SPEC): Add -lgcov when profiling.
11074 * doc/invoke.texi (profile-arcs, test-coverage): Update and
11075 clarify.
11077 * profile.c (index_counts_file): Remove duplicate check for open file.
11079 2003-01-27 Jerry Quinn <jlquinn@optonline.net>
11081 * gcc/doc/invoke.texi (Optimization Options): Group together
11082 optional and experimental flags. Move trapv and bounds-check
11083 out of this section. Group floating point flags together.
11084 (Code Gen Options): Move trapv and bounds-check to here.
11086 2003-01-27 Josef Zlomek <zlomekj@suse.cz>
11088 * gcse.c (constprop_register): Check NEXT_INSN (insn) != NULL.
11090 2003-01-27 Richard Earnshaw <rearnsha@arm.com>
11092 PR optimization/9090
11093 * function.c (purge_addressof_1): After pushing an addressed register
11094 onto the stack, simplify the result.
11096 2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11098 * doc/extend.texi: Fix typo.
11100 2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11102 * doc/cppopts.texi: Fix typo.
11103 * doc/objc.texi: Likewise.
11104 * doc/passes.texi: Likewise.
11106 2003-01-27 Alexandre Oliva <aoliva@redhat.com>
11108 * real.c (ibm_extended_format): Add 53 to minimum exponent.
11109 (encode_ibm_extended): Adjust.
11111 2003-01-26 Gabriel Dos Reis <gdr@soliton.integrable-solutions.net>
11113 * timevar.def (TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION): New
11114 timevar_id enumerations.
11116 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11118 * combine.c: Fix formatting.
11120 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11122 * doc/gccint.texi: Update the copyright.
11124 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11126 * doc/cpp.texi: Fix typos.
11127 * doc/extend.texi: Likewise.
11128 * doc/gty.texi: Likewise.
11129 * doc/install.texi: Likewise.
11130 * doc/passes.texi: Likewise.
11131 * doc/rtl.texi: Likewise.
11132 * doc/tm.texi: Likewise.
11134 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11136 * config/ia64/fde-glibc.c: Fix comment typos.
11137 * config/ia64/hpux.h: Likewise.
11138 * config/ia64/ia64.c: Likewise.
11139 * config/ia64/ia64.h: Likewise.
11140 * config/ia64/unwind-ia64.c: Likewise.
11142 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11144 * config/i386/i386-modes.def: Fix comment typos.
11145 * config/i386/i386.c: Likewise.
11146 * config/i386/i386.md: Likewise.
11148 2003-01-26 Steven Bosscher <s.bosscher@student.tudelft.nl>
11150 * config/avr/avr.h, config/cris/aout.h, config/elfos.h,
11151 config/i386/freebsd-aout.h, config/mips/iris6.h: Undefine
11152 ASM_FINISH_DECLARE_OBJECT before defining it.
11153 * toplev.c (rest_of_decl_compilation): Don't define
11154 ASM_FINISH_DECLARE_OBJECT. Only use it if it is defined.
11155 (rest_of_type_compilation): Don't ATTRIBUTE_UNUSED function
11156 parameters for DWARF2 targets because they _are_ used.
11158 2003-01-26 Alexandre Oliva <aoliva@redhat.com>
11160 * fp-bit.h: Define macros for TFmode floating-point constants
11161 in IBM-extended TFmode types.
11162 (TMODES): Define if __LDBL_MANT_DIG__ has the newly-supported
11163 widths.
11164 * config/fp-bit.c (pack_d, unpack_d): Support IBM-extended
11165 TFmode type.
11167 * config/fp-bit.h: Define macros for TFmode floating-point
11168 constants in IEEE quad TFmode type. Declare functions according
11169 to L_ macros.
11170 (TMODES): Define if __LDBL_MANT_DIG__ is 113.
11171 (TFtype, TItype, UTItype): Define if TMODES is defined.
11172 (MAX_UDI_INT, MAX_DI_INT, BITS_PER_DI): Likewise.
11173 (F_T_BITOFF, D_T_BITOFF): Define.
11174 (IMPLICIT_1, IMPLICIT_2): Cast constants to types that are
11175 guaranteed to be wide enough.
11176 * config/fp-bit.c: Check for L_ macros for tf functions.
11177 (__thenan_tf): New.
11178 (nan): Adjust.
11179 (pack_d, unpack_d): Support IEEE 854 quad type.
11180 (_fpmul_parts): Support TFmode. Compute exponent adjustment
11181 from FRAC_NBITS, FRAC_BITS and NGARDS.
11182 (usi_to_float): Cast constants to be shifted to fractype
11183 instead of assuming long long is wide enough.
11184 (sf_to_tf, df_to_tf, __make_tp, tf_to_df, tf_to_sf): New.
11186 2003-01-26 Andreas Jaeger <aj@suse.de>
11188 * df.c: Remove prototype of unused function df_regno_rtl_debug.
11190 2003-01-26 Alexandre Oliva <aoliva@redhat.com>
11192 * Makefile.in (FPBIT_FUNCS): Added _sf_to_tf.
11193 (DBBIT_FUNCS): Added _df_to_tf.
11194 (TPBIT_FUNCS): New.
11195 (libgcc.mk): Pass TPBIT and TPBIT_FUNCS down.
11196 (LIBGCC_DEPS): Added TPBIT.
11197 * mklibgcc.in: Support TPBIT and TPBIT_FUNCS.
11199 * optabs.c (expand_binop) <add, sub>: Return xtarget if we haven't
11200 been able to move the result to target.
11202 * expr.c (emit_group_store): Initialize dst with CONST0_RTX
11203 for the appropriate mode.
11205 * calls.c (emit_library_call_value_1): Handle return values
11206 in a PARALLEL.
11208 * rtl.c (get_mode_alignment): Moved to...
11209 * stor-layout.c: ... here.
11211 * print-rtl.c (print_rtx): Don't print MEM details in
11212 GENERATOR_FILEs.
11214 2003-01-26 Michael Hayes <mph@paradise.net.nz>
11216 * df.h: Update comments, tidy formatting.
11217 (DF_FORWARD, DF_REVERSE, DF_UNION, DF_INTERSECTION): Rename from FORWARD,
11218 REVERSE, UNION, INTERSECTION. All uses updated.
11219 (OLD_DF_INTERFACE): Remove.
11220 (struct insn_info): Remove commented out insn field.
11221 * df.c: Update comments, tidy formatting.
11222 (df_def_table_realloc): Remove.
11225 2003-01-26 Alan Modra <amodra@bigpond.net.au>
11227 * calls.c (save_fixed_argument_area): Tidy.
11228 (restore_fixed_argument_area): Tidy. Set alignment of stack_area.
11229 (expand_call): Comment typo fixes. Don't init low_to_save. Start
11230 call chain loop at 1 if !try_tail_call. Formatting.
11231 (emit_library_call_value_1): Don't init low_to_save or high_to_save.
11232 Use save_fixed_argument_area and restore_fixed_argument_area.
11234 2003-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11236 * df.c (df_uses_record): Handle CC0.
11238 2003-01-25 Ulrich Weigand <uweigand@de.ibm.com>
11240 * reload.c (maybe_memory_address_p): New function.
11241 (find_reloads_address): Use it instead of memory_address_p.
11243 2003-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
11245 * final.c (shorten_branches): Align the address of code label
11246 when computing initial lengths and addresses.
11248 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
11250 * config/m68hc11/m68hc11.md: Fix a comment typo.
11252 2003-01-25 Andreas Jaeger <aj@suse.de>
11254 * config/i386/i386.c (x86_output_mi_thunk): Correct test for
11255 TARGET_MACHO.
11257 2003-01-25 Roger Sayle <roger@eyesopen.com>
11259 * gcse.c (bypass_last_basic_block): New global variable.
11260 (bypass_block): Use redirect_edge_and_branch_force to redirect
11261 fall-through edges. Use bypass_last_basic_block to determine
11262 which blocks have valid PRE information.
11263 (bypass_conditional_jumps): Initialize bypass_last_basic_block.
11265 2003-01-25 Jan Hubicka <jh@suse.cz>
11267 * gcse.c (local_cprop_pass): Update reg_sets table when needed.
11269 2003-01-25 Jan Hubicka <jh@suse.cz>
11270 Eric Botcazou <ebotcazou@libertysurf.fr>
11271 PR opt/8492
11272 * gcse.c (one_cprop_pass): Delete unreachable blocks.
11274 2003-01-25 Richard Henderson <rth@redhat.com>
11276 * config/ia64/ia64.c (ia64_rwreloc_select_rtx_section): Rename
11277 from ia64_aix_select_rtx_section.
11278 (ia64_rwreloc_select_section): Simlarly; use default*_1 function
11279 instead of saving and restoring flag_pic.
11280 (ia64_rwreloc_unique_section): Similarly.
11281 * config/ia64/aix.h (TARGET_ASM_SELECT_SECTION,
11282 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Update.
11283 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11284 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): New.
11286 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
11288 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Update a
11289 comment.
11291 2003-01-25 Richard Henderson <rth@redhat.com>
11293 * config/m68k/m68k-none.h (ASM_SPEC): Adjust inter-option spacing.
11295 2003-01-25 Kelley Cook <kelleycook@comcast.net>
11297 * ggc-simple.c (debug_ggc_tree): Add PTR cast.
11299 2003-01-25 Segher Boessenkool <segher@koffie.nl>
11301 * bitmap.h (BITMAP_WORD): New typedef: fundamental storage
11302 type for bitmaps. Use unsigned long.
11303 (nBITMAP_WORD_BITS): New macro.
11304 (BITMAP_WORD_BITS): New macro.
11305 (rest of file): Use it.
11306 * bitmap.c: Use it.
11308 2003-01-25 Richard Henderson <rth@redhat.com>
11310 2002-02-19 Robert Lipe <robertlipe@usa.net>
11311 * config/i386/t-sco5gas: (CRTSTUFF_T_CFLAGS_S): Delete -mcoff.
11313 2003-01-25 Roger Sayle <roger@eyesopen.com>
11315 * builtins.c (purge_builtin_constant_p): Scan insn stream
11316 sequentially rather than by basic block.
11317 * function.c (purge_addressof): Simplify test with INSN_P.
11319 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
11321 * combine.c (simplify_comparison, case AND): Remove a redundant test.
11323 2003-01-25 Roger Sayle <roger@eyesopen.com>
11325 * function.h (struct function): New field calls_constant_p.
11326 (current_function_calls_constant_p): New macro for above.
11327 * function.c (prepare_function_start): Initialize calls_eh_return
11328 and calls_constant_p.
11329 * builtins.c (expand_builtin_constant_p): Set calls_constant_p.
11330 * toplev.c (rest_of_compilation): Only call purge_builtin_constant_p
11331 when the current_function_calls_constant_p.
11332 * integrate.c (expand_inline_function): Set calls_constant_p if
11333 the function being inlined has calls_constant_p set.
11335 2003-01-25 Roger Sayle <roger@eyesopen.com>
11337 * cse.c (fold_rtx): Instantiate CONSTANT_P_RTX to 0 when not
11338 optimizing, even if flag_gcse is true.
11339 * toplev.c (rest_of_compilation): purge_builtin_constant_p
11340 only needs to be called when "optimize > 0 && flag_gcse".
11342 2003-01-25 Roger Sayle <roger@eyesopen.com>
11344 * stmt.c (emit_case_bit_tests): New routine to implement suitable
11345 switch statements using the equivalent of "if ((1<<x) & cst) ... ".
11346 (case_bit_test_cmp): New comparison function for "qsort" to order
11347 case_bit_tests by decreasing number of destination nodes.
11348 (lshift_cheap_p): New function to determine if "1 << x" is cheap.
11349 (expand_end_case_type): Use emit_case_bit_tests to implement
11350 suitable switch statments.
11351 (CASE_USE_BIT_TESTS): New target macro to disable the above.
11352 * Makefile.in (stmt.o): Add dependency on optab.h.
11353 * doc/tm.texi (CASE_USE_BIT_TESTS): Document new target macro.
11355 2003-01-23 Andreas Schwab <schwab@suse.de>
11357 * config/ia64/crtend.asm [HAVE_INITFINI_ARRAY]: Make
11358 __do_global_ctors_aux hidden global and don't put it in
11359 .init_array.
11360 * config/ia64/crtbegin.asm [HAVE_INITFINI_ARRAY]: Put it here
11361 instead so that it comes first.
11363 2003-01-25 Jan Hubicka <jh@suse.cz>
11365 * df.c (read_modify_subreg_p): When osize == UNITS_PER_WORD,
11366 subreg is read/modify.
11368 2003-01-25 Jan Hubicka <jh@suse.cz>
11370 * i386.c (ix86_expand_movstr, ix86_expand_clrstr): Consistently
11371 do libcall for large blocks.
11372 * i386.md (comi patterns): Set type to ssecomi.
11373 (sse2_unpck?pd): Fix mode of vec_select.
11375 * cse.c: Include except.h
11376 (cse_set_around_loop): Do not create new basic blocks.
11377 * Makefile.in (cse.o): Add dependnecy on except.h
11379 2003-01-25 Jan Hubicka <jh@suse.cz>
11381 * builtins.c (fold_trunc_transparent_mathfn): New function.
11382 (fold_builtin): Use it.
11383 * convert.c (convert_to_real): Re-enable code to convert
11384 math functions; add support for floor familly functions.
11386 2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11388 * Makefile.in (cfgloop.o, cfgloopanal.o, cfgloopmanip.o): Add
11389 dependencies on coretypes.h and $(TM_H).
11391 2003-01-25 Jan Hubicka <jh@suse.cz>
11393 * builtins.c (fold_trunc_transparent_mathfn): Undo accidental commit.
11395 2003-01-24 Stuart Hastings <stuart@apple.com>
11397 * config/i386/i386.c (x86_output_mi_thunk): Add Darwin/x86 support.
11399 2003-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11401 * config/c4x/c4x.md (UNSPEC_BU): New constants.
11402 (UNSPEC_RPTS, UNSPEC_LSH, UNSPEC_CMPHI, UNSPEC_RCPF): Likewise.
11403 (UNSPEC_RND, UNSPEC_RPTB_FILL, UNSPEC_LOADHF_INT): Likewise.
11404 (UNSPEC_STOREHF_INT, UNSPEC_RSQRF, UNSPEC_LOADQF_INT): Likewise.
11405 (UNSPEC_STOREQF_INT, UNSPEC_LDIV, UNSPEC_PUSH_ST): Likewise.
11406 (UNSPEC_POP_ST, UNSPEC_PUSH_DP, UNSPEC_POP_DP): Likewise.
11407 (UNSPEC_POPQI, UNSPEC_POPQF, UNSPEC_ANDN_ST): Likewise.
11408 (UNSPEC_RPTB_INIT, UNSPEC_TOIEEE, UNSPEC_FRIEEE): Likewise.
11410 2003-01-24 Jan Hubicka <jh@suse.cz>
11412 * emit-rtl.c (reg_attrs_htab): New static variable.
11413 (reg_attrs_htab_hash, reg_attrs_htab_eq, get_reg_attrs): New static
11414 functions.
11415 (reg_rtx): Do not maintain regno_decl.
11416 (gen_rtx_REG_offset, set_reg_attrs_from_mem, set_delc_rtx,
11417 set_mem_attrs_from_reg): New global function.
11418 (init_emit): Do not initialize regno_decl.
11419 (init_emit_once): initialize reg_attrs_htab.
11420 * final.c (alter_subreg): Do not replace REG by SUBREG.
11421 (gen_mem_expr_from_op): Improve output.
11422 (output_asm_operands): Likewise.
11423 * function.c (assign_params): Do not set REGNO_DECL.
11424 * function.h (struct function): Kill regno_decl.
11425 (REGNO_DECL): Kill.
11426 * gengtype.c (adjust_field_rtx_def): Handle new field of reg.
11427 * print_rtl.c (print_rtx): Output REG information.
11428 * regclass.c (reg_scan_mark_refs): Update attrs.
11429 * reload1.c (alter_reg): Likewise.
11430 * simplify_rtx.c (simplify_subreg): Likewise.
11431 * stmt.c (expand_decl): Likewise.
11432 * rtl.def (REG): Add new field.
11433 * rtl.h (struct reg_attrs): New.
11434 (rtunion_def): At rtreg.
11435 (X0MEMATTR): Add checking.
11436 (X0REGATTR, REG_ATTRS, REG_EXPR, REG_OFFSET): New macro.
11437 (set_reg_attrs_from_mem, set_mem_attrs_from_reg, gen_rtx_REG_offset):
11438 Declare.
11439 * tree.h (SET_DECL_RTL): Call set_decl_rtl.
11441 2003-01-24 Bob Wilson <bob.wilson@acm.org>
11443 * config/xtensa/xtensa.c: Remove unused include of machmode.h.
11444 (xtensa_emit_call, print_operand): Fix printf format strings
11445 to avoid compile warnings.
11446 (xtensa_function_prologue, xtensa_function_epilogue): Change type
11447 of "size" argument to HOST_WIDE_INT to fix compile warnings.
11448 * config/xtensa/xtensa-protos.h
11449 (xtensa_function_prologue, xtensa_function_epilogue): Ditto.
11451 2003-01-24 Jan Hubicka <jh@suse.cz>
11453 * builtins.c (DEF_BUILTIN): Accept 10 arguments.
11454 (implicit_built_in_decls): New global array.
11455 (mathfn_built_in): New global function.
11456 (fold_trunc_transparent_mathfn): New static function
11457 (expand_builtin_strstr, expand_bultin_strchr,
11458 expand_builtin_strpbrk, expand_builtin_strcpy,
11459 expand_builtin_strncpy, expand_bultin_strcmp,
11460 expand_bultin_strncat, expand_builtin_fputs): Use
11461 implicint_built_in_decls.
11462 (fold_builtin): Fold floor/trunc/round/ceil/nearbyint.
11463 * builtins.def: Fix comments.
11464 (DEF_GCC_BUILTIN, DEF_FALLBACK_BUILTIN, DEF_EXT_FALLBACK_BUILTIN,
11465 DEF_LIB_BUILTIN, DEF_LIB_ALWAYS_BUILTIN, DEF_EXT_LIB_BUILTIN,
11466 DEF_C99_BULTIN, DEF_FRONT_END_LIB_BUILTIN,
11467 DEF_EXT_FRONT_END_LIB_BUILTIN): Pass implicit as needed.
11468 (DEF_C99_C90RES_BULTIN): New.
11469 (*f, *l builtins): Update.
11470 * c-common.c (DEF_BUILTIN): Initialize implicit array.
11471 (c_expand_builtin_printf, c_expand_builtin_fprintf): Update.
11472 * convert.c (strip_float_extensions): New global function.
11473 * tree.h (DEF_BUILTIN): Accept 10 arguments.
11474 (implicit_built_in_decls, mathfn_built_in, strip_float_extension):
11475 Declare.
11476 * java/builtins.c (define_builtin): Handle implicit.
11477 (DEF_BUILTIN): Update.
11478 * tm.texi (TARGET_C99_FUNCTIONS): Document.
11479 * defaults.h (TARGET_C99_FUNCTIONS): Default to 0.
11480 * config/linux.h (TARGET_C99_FUNCTIONS): Default to 1
11481 when using glibc2.
11483 2003-01-24 Bob Wilson <bob.wilson@acm.org>
11485 * config.gcc (xtensa-*-elf*): Removed assignments to with_newlib,
11486 extra_parts, and fixincludes. Add xtensa/t-elf tmake_file.
11487 (xtensa-*-linux*): Add xtensa/t-linux tmake_file.
11488 * config/xtensa/crti.asm: New file.
11489 * config/xtensa/crtn.asm: New file.
11490 * config/xtensa/t-elf: New file.
11491 * config/xtensa/t-linux: New file.
11492 * config/xtensa/t-xtensa: Add rules for crti.o and crtn.o.
11493 Move various CFLAGS settings to new t-elf file.
11495 2003-01-24 Richard Henderson <rth@redhat.com>
11497 PR optimization/4382
11498 * tree-inline.c (find_builtin_longjmp_call_1): New.
11499 (find_builtin_longjmp_call): New.
11500 (inlinable_function_p): Use it.
11502 2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11504 * config/i386/i386-protos.h (function_arg_pass_by_reference): Declare.
11505 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use it.
11506 * config/i386/i386.c (function_arg_pass_by_reference): New.
11507 (ix86_va_arg): Support arguments passed by reference.
11509 2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11511 * cfgloopanal.c: New file.
11512 * cfgloopmanip.c: New file.
11513 * Makefile.in (cfgloopanal.o, cfgloopmanip.o): New.
11514 (toplev.o, loop.o, doloop.o, unroll.o, cfgloop.o, predict.o,
11515 cfglayout.o): Add dependency on cfgloop.h.
11516 (cfgloop.o): Add flags.h dependency.
11517 * basic-block.h (BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK): New flags.
11518 (VLS_EXPECT_PREHEADERS, VLS_EXPECT_SIMPLE_LATCHES): Removed.
11519 (struct loop, struct loops, flow_loops_find, flow_loops_update,
11520 flow_loops_free, flow_loops_dump, flow_loop_dump,
11521 flow_loop_scan, flow_loop_tree_node_add, flow_loop_tree_node_remove,
11522 LOOP_TREE,,LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11523 LOOP_ALL, flow_loop_outside_edge_p, flow_loop_nested_p,
11524 flow_bb_inside_loop_p, get_loop_body, loop_preheader_edge,
11525 loop_latch_edge, add_bb_to_loop, remove_bb_from_loops,
11526 find_common_loop, verify_loop_structure): Declarations moved to ...
11527 * cfgloop.h: New file.
11528 * bb-reorder.c (reorder_basic_blocks): Modified.
11529 * cfglayout.c: Include cfgloop.h.
11530 (cleanup_unconditional_jumps, cfg_layout_redirect_edge,
11531 cfg_layout_duplicate_bb, cfg_layout_initialize): Update loop structure.
11532 (break_superblocks): New static function.
11533 (cfg_layout_finalize): Use it.
11534 (cfg_layout_split_block): New function.
11535 * cfglayout.h (struct reorder_block_def): Add copy and duplicated
11536 fields.
11537 (cfg_layout_initialize, cfg_layout_redirect_edge): Declaration
11538 changed.
11539 (cfg_layout_split_block): Declare.
11540 * cfgloop.c: Include cfgloop.h and flags.h.
11541 (flow_loop_dump, flow_loops_free, flow_loop_exit_edges_find,
11542 get_loop_body): Avoid signed versus unsigned comparison warnings.
11543 (make_forwarder_block, flow_loops_find, loop_preheader_edge,
11544 loop_latch_edge): Modified.
11545 (verify_loop_structure): Modified to use flags stored in loop structure;
11546 check irreducible loops.
11547 (cancel_loop, cancel_loop_tree): New functions.
11548 (estimate_probability): Use loop analysis code for predictions.
11549 (estimate_loops_at_level): Avoid signed versus unsigned comparison
11550 warnings.
11551 * doloop.c: Include cfgloop.h.
11552 * loop.c: Include cfgloop.h.
11553 * predict.c: Include cfgloop.h.
11554 * toplev.c: Include cfgloop.h.
11555 * unroll.c: Include cfgloop.h.
11556 * tracer.c (tracer): Modified.
11558 2003-01-24 Kazu Hirata <kazu@cs.umass.edu>
11560 * config/h8300/h8300.c (get_shift_alg): Fix a typo.
11562 2003-01-24 Ulrich Weigand <uweigand@de.ibm.com>
11564 * configure.in (HAVE_AS_TLS): Add s390-*-* and s390x-*-* cases.
11565 * configure: Regenerate.
11567 * config/s390/s390-protos.h (tls_symbolic_operand): Add prototype.
11568 (tls_symbolic_reference_mentioned_p): Add prototype.
11569 (s390_tls_get_offset): Add prototype.
11570 (emit_pic_move): Remove prototype, replace by ...
11571 (emit_symbolic_move): .. this new prototype.
11573 * config/s390/s390.c (TARGET_HAVE_TLS): Conditionally define.
11574 (tls_model_chars): New global variable.
11575 (s390_encode_section_info): Encode TLS model.
11576 Use targetm.binds_local_p to check for local symbols.
11577 (s390_strip_name_encoding): New function.
11578 (TARGET_STRIP_NAME_ENCODING): Define.
11580 (get_thread_pointer): New function.
11581 (legitimize_tls_address): New function.
11582 (legitimize_address): Call it.
11583 (emit_pic_move): Remove, replace by ...
11584 (emit_symbolic_move): ... this new function.
11586 (larl_operand): Handle TLS operands.
11587 (legitimate_constant_p): Likewise.
11588 (s390_decompose_address): Likewise.
11589 (s390_cannot_force_const_mem): New function.
11590 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11592 (s390_output_symbolic_const): Handle TLS unspecs.
11593 (print_operand): New code 'J'.
11594 (machine_function): Add struct member 'some_ld_name'.
11595 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
11597 (enum s390_builtin): New type.
11598 (code_for_builtin_64, code_for_builtin_31): New global variables.
11599 (s390_init_builtins, s390_expand_builtin): New functions.
11600 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
11602 * config/s390/s390.h (TLS_SYMBOLIC_CONST): New macro.
11603 (ASM_OUTPUT_LABELREF): Define.
11604 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Handle TLS constants.
11606 * config/s390/s390.md: Define TLS UNSPEC constants.
11607 ("movdi", "movsi"): Handle TLS operands.
11608 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): New insns.
11609 ("*tls_load_64", "*tls_load_31"): New insns.
11610 ("call_value_tls", "call_value_tls_exp"): New expanders.
11611 ("brasl_tls", "bras_tls", "basr_tls_64", "basr_tls_31",
11612 "bas_tls_64", "bas_tls_31"): New insns.
11614 2003-01-24 Nathan Sidwell <nathan@codesourcery.com>
11616 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Make sure
11617 spe ABI is configured, if requested.
11619 2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11621 * doc/passes.texi: Fix typo.
11623 2003-01-24 Andreas Schwab <schwab@suse.de>
11625 * stor-layout.c (excess_unit_span): Only define if used.
11627 2003-01-24 Jerry Quinn <jlquinn@optonline.net>
11629 * gcc/doc/invoke.texi (Optimization Options): List -O levels
11630 for each optimization flag.
11632 2003-01-24 Kazu Hirata <kazu@cs.umass.edu>
11634 * config/h8300/h8300.md (*andsi3_ashift_n_lower): New.
11636 2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11638 * doc/bugreport.texi: Use @command instead of @code for commands.
11639 * doc/collect2.texi: Likewise.
11640 * doc/headerdirs.texi: Likewise.
11641 * doc/invoke.texi: Likewise.
11642 * doc/standards.texi: Likewise.
11643 * doc/tm.texi: Likewise.
11644 * doc/trouble.texi: Likewise.
11646 2003-01-24 Nick Clifton <nickc@redhat.com>
11648 * config/arm/arm.c (use_return_insn): Do not use a single return
11649 instruction for interrupt handelrs which have to create a stack
11650 frame.
11651 (arm_expand_prologue): Do not pre-bias the return address of
11652 interrupt handlers which create a stack frame.
11654 2003-01-24 Nick Clifton <nickc@redhat.com>
11656 * Add sh2e support:
11658 2002-08-12 Alexandre Oliva <aoliva@redhat.com>
11660 * config/sh/sh.c (output_branch) [TARGET_SH2E]: Handle
11661 med_cbranches. Fix logic in short_cbranches.
11663 2002-04-03 Alexandre Oliva <aoliva@redhat.com>
11665 * config/sh/sh.md (delay for cbranch): Don't annul delay
11666 slots on SH2e.
11667 * config/sh/sh.c (sh_insn_length_adjustment): Add 2 for
11668 cbranch with unfilled delay slot on SH2e.
11669 (output_branch): Fill with a nop the delay slot of a
11670 branch that required a delay slot but didn't get one.
11672 2002-04-02 Alexandre Oliva <aoliva@redhat.com>
11674 * doc/invoke.texi (SH options): Document -m2e.
11675 * config/sh/crt1.asm: Add __SH2E__ Next to __SH3E__.
11676 * config/sh/lib1funcs.asm: Likewise.
11677 * config/sh/sh.c: Replace all uses of TARGET_SH3E with SH2E.
11678 * config/sh/sh.h (CPP_SPEC): Define __SH2E__ for -m2e, and
11679 not __sh1__.
11680 (CONDITIONAL_REGISTER_USAGE): Don't disable FP regs from
11681 SH2E up.
11682 (SH3E_BIT): Renamed to...
11683 (SH_E_BIT): ... this. Replace all uses.
11684 (TARGET_SH2E): Define from SH_E_BIT and TARGET_SH2.
11685 Replace all uses of TARGET_SH3E with TARGET_SH2E.
11686 (TARGET_SWITCHES): Added 2e.
11687 (OVERRIDE_OPTIONS): Set sh_cpu for SH2E.
11688 (processor_type): Added PROCESSOR_SH2E.
11689 * config/sh/sh.md: Replace all uses of TARGET_SH3E with
11690 TARGET_SH2E, except in sqrtsf2_i.
11691 (attribute cpu): Added sh2e.
11692 * config/sh/t-sh (MULTILIB_OPTIONS): Replace m3e with m2e.
11693 (MULTILIB_MATCHES): Use m2e multilib for m3e.
11694 * config.gcc: Add sh2e target support.
11696 2003-01-24 Phil Edwards <pme@gcc.gnu.org>
11698 Rename -W to -Wextra.
11699 * c-decl.c: Update comments.
11700 * c-typeck.c: Likewise.
11701 * flags.h: Likewise.
11702 * function.c: Likewise.
11703 * stmt.c: Likewise.
11704 * toplev.c: Update comments.
11705 (W_options): Add 'extra'.
11706 (display_help): Remove '-W'.
11707 (decode_W_option): Special warn_uninitialized treatment in the case
11708 of -Wextra.
11709 * doc/invoke.texi: Update with new entries.
11711 2003-01-23 Richard Henderson <rth@redhat.com>
11713 * ifcvt.c (noce_process_if_block): Re-add check vs X being changed
11714 in no-else-block case. Add commentary.
11716 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11718 * configure.in: Revert last change.
11720 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11722 * configure.in: Don't include ansidecl.h in tconfig.h.
11723 * gcov-io.h (PARAMS, ATTRIBUTE_UNUSED: Define if IN_LIBGCC2.
11724 * unwind-dw2-fde.h (last_fde): Use __attribute__, not
11725 ATTRIBUTE_UNUSED.
11727 * configure: Regenerate.
11729 2003-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11731 PR java/6748
11732 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Don't destroy
11733 regs->nip. Fix rt_sigreturn frame layout. Add support for newer
11734 kernels.
11736 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11738 * cpplex.c (cpp_interpret_charconst): Squelch warning with cast.
11740 2003-01-23 Ulrich Weigand <uweigand@de.ibm.com>
11742 * genattrtab.c (write_attr_get): Mark 'insn' paramter
11743 as ATTRIBUTE_UNUSED.
11745 2003-01-23 Richard Earnshaw <rearnsha@arm.com>
11747 * arm.c (thumb_base_register_rtx_p): New function.
11748 (thumb_index_register_rtx_p): New function.
11749 (thumb_legitimate_address_p): New function.
11750 (thumb_legitimate_offset_p): New function.
11751 * arm.h (REG_STRICT_P): Define according to setting of REG_OK_STRICT.
11752 (ARM_GO_IF_LEGITIMATE_ADDRESS): Use REG_STRICT_P to avoid duplicate
11753 definitions.
11754 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Use thumb_legitimate_address_p.
11755 (THUMB_LEGITIMATE_OFFSET): Delte.
11756 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use thumb_legitimate_offset.
11757 * arm-protos.h (thumb_legitimate_address_p): Add prototype.
11758 (thumb_legitimate_offset_p): Likewise.
11760 2003-01-23 Andreas Schwab <schwab@suse.de>
11762 * unwind.h (_Unwind_GetTextRelBase): Mark parameter as unused.
11764 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11766 * fixinc/Makefile.in (FL_LIST): Revert last change.
11768 2003-01-23 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11770 PR other/7341
11771 * invoke.texi (ftest-coverage): Fix broken cross-reference.
11772 Change @code to @command for gcov command.
11774 * gcc.texi: Adjust title of gcov section.
11775 Adjust copyright.
11776 * gcov.texi: Likewise.
11778 2003-01-22 Roger Sayle <roger@eyesopen.com>
11780 PR optimization/8423
11781 * cse.c (fold_rtx): Only eliminate a CONSTANT_P_RTX to 1 when
11782 its argument is constant, or 0 if !flag_gcse.
11783 * simplify-rtx.c (simplify_rtx): Convert CONSTANT_P_RTX to 1
11784 if it's argument is constant.
11785 * gcse.c (want_to_gcse_p): Ignore CONSTANT_P_RTX nodes.
11786 (hash_scan_set): Don't record CONSTANT_P_RTX expressions.
11787 (do_local_cprop): Don't propagate CONSTANT_P_RTX constants.
11788 * builtins.c (purge_builtin_constant_p): New function to force
11789 instantiation of any remaining CONSTANT_P_RTX nodes.
11790 * rtl.h (purge_builtin_constant_p): Prototype here.
11791 * toplev.c (rest_of_compilation): Invoke purge_builtin_constant_p
11792 pass after GCSE and before loop.
11793 (flag_gcse): No longer static.
11794 * flags.h (flag_gcse): Prototype here.
11796 2003-01-22 Ulrich Weigand <uweigand@de.ibm.com>
11798 * config/s390/s390.h (HARD_REGNO_MODE_OK): Fix warning regression
11799 introduced by last change.
11801 2003-01-22 Andreas Schwab <schwab@suse.de>
11803 * ra-rewrite.c (rewrite_program2): Initialize bb to avoid warning.
11805 2003-01-22 Kazu Hirata <kazu@cs.umass.edu>
11807 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Don't
11808 request a scratch reg on H8S when the shift count is 8.
11810 2003-01-22 Ulrich Weigand <uweigand@de.ibm.com>
11812 * config/s390/s390-protos.h (preferred_la_operand_p):
11813 Remove second parameter.
11814 * config/s390/s390.c (preferred_la_operand_p): Likewise.
11815 * config/s390/s390.h (FRAME_REGNO_P, FRAME_REG_P): New macros.
11816 (HARD_REGNO_MODE_OK): Use FRAME_REGNO_P.
11817 * config/s390/s390.md ("*la_cc_64", "*la_cc_31", splitters): Remove.
11818 Add peepholes to transform ADD to LOAD ADDRESS.
11820 2003-01-22 Richard Earnshaw <rearnsha@arm.com>
11822 * arm.c (arm_address_register_rtx_p): New function.
11823 (arm_legitimate_address_p): New function.
11824 (arm_legitimate_index_p): New function.
11825 (legitimize_pic_address): Use arm_legitimate_index_p.
11826 * arm-protos.h (arm_legtimate_address_p): Add prototype.
11827 * arm.h (ARM_GO_IF_LEGITIMATE_INDEX): Delete.
11828 (ARM_GO_IF_LEGITIMATE_ADDRESS): Call arm_legitimate_address_p.
11830 2003-01-22 Hartmut Penner <hpenner@de.ibm.com>
11832 * config/s390/s390.md (floatdfdi2): Insn has type 'itof'.
11833 * config/s390/2064.md (define_bypass): Correct 'Load' and
11834 'Load-address' bypass values.
11836 2003-01-22 Andreas Schwab <schwab@suse.de>
11838 * config/ia64/t-ia64 (insn-attrtab.o-warn): Define as -Wno-error.
11840 2003-01-21 Zack Weinberg <zack@codesourcery.com>
11842 * genautomata.c (output_internal_insn_latency_func,
11843 output_print_reservation_func): Short circuit when there is no
11844 automaton to generate code for.
11846 2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11848 * Makefile.in (ssa-ccp.o): Depend on coretypes.h $(TM_H).
11849 (df.o): Delete duplicate dependency on coretypes.h $(TM_H).
11851 2003-01-21 Geoffrey Keating <geoffk@apple.com>
11853 * config/rs6000/rs6000.md: Remove warning.
11854 (builtin_setjmp_receiver): Likewise.
11855 * config/darwin.c (update_stubs): Slightly improve terrible hack
11856 with identifiers. Add comment pointing out problems with it.
11857 (update_non_lazy_ptrs): Likewise.
11859 2003-01-21 Richard Henderson <rth@redhat.com>
11861 * dwarf2out.c (lookup_filename): Fix printf format warning.
11862 * system.h (fread_unlocked, fwrite_unlocked): Undef.
11864 * fixinc/Makefile.in (FL_LIST): Add $($@-warn) hook.
11865 (fixincl.o-warn, gnu-regex.o-warn): New.
11866 * fixinc/fixfixes.c (FIX_PROC_HEAD): Mark parameters unused.
11867 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Likewise.
11868 * fixinc/fixincl.c (process): Fix printf format warning.
11870 2003-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11872 * dwarf2out (output_file_names): Don't crash if called
11873 with empty file_table.
11875 2003-01-21 Zack Weinberg <zack@codesourcery.com>
11877 * genautomata.c (output_internal_insn_latency_func): Add
11878 missing break statement to generated code.
11880 2003-01-21 Roger Sayle <roger@eyesopen.com>
11882 * stmt.c (same_case_target_p): New function to determine whether
11883 two case labels branch to the same target. Split out from...
11884 (group_case_nodes): ... here. Use same_case_target_p instead.
11885 (strip_default_case_nodes): Remove explicit case nodes
11886 that branch to the default destination.
11887 (expand_end_case_type): Call strip_default_case_nodes after
11888 group_case_nodes, to simplify the case-list before we count it.
11889 Only generate table_label RTX when actually needed. Try to share
11890 thiscase->exit_label and thiscase->data.case_stmt.default_label
11891 when a switch has no explicit default case. Simplify test for
11892 constant index.
11894 2003-01-21 Kazu Hirata <kazu@cs.umass.edu>
11896 * config/h8300/h8300.md (*negsf2_h8300): Use \\t instead of
11897 \t.
11898 (*negsf2_h8300hs): Likewise.
11899 (*addsi3_lshiftrt_16_zexthi): Likewise.
11900 (*iorhi3_lshiftrt_8): Likewise.
11902 2003-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11904 * dwarf2out.c (fde_table_in_use): Mark GTY.
11905 (dwarf2out_cfi_label_num): New variable, marked GTY.
11906 (dwarf2out_cfi_label): Use it instead of static label_num.
11907 * emit-rtl.c (label_num): Mark GTY.
11909 2003-01-21 Kazu Hirata <kazu@cs.umass.edu>
11911 * config/h8300/h8300.c (output_plussi): Support H8/300.
11912 (compute_plussi_length): Likewise.
11913 (compute_plussi_cc): Likewise.
11914 * config/h8300/h8300.md (addsi_h8300): Use output_plussi to
11915 output assembly instructions.
11917 2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11919 * calls.c (fix_unsafe_tree): Prototype.
11921 * Makefile.in (GCC_WARN_CFLAGS): Add $(WERROR) $($@-warn)
11922 (gtype-desc.o-warn, c-decl.o-warn, varasm.o-warn, gcc.o-warn,
11923 insn-conditions.o-warn, out_object_file, gengtype-yacc.o-warn,
11924 c-parse.o-warn): Add -Wno-error.
11925 (STAGE2_FLAGS_TO_PASS): Add WERROR="@WERROR@".
11927 * configure.in (--enable-werror): Add new flag.
11928 * doc/install.texi (--enable-werror): Document.
11929 * configure: Regenerate.
11931 * objc/Make-lang.in (objc/objc-parse.o-warn): Add -Wno-error.
11933 2003-01-21 Andreas Schwab <schwab@suse.de>
11935 * genautomata.c (output_internal_insn_latency_func): Fix missing
11936 close paren in output.
11938 2003-01-21 Zack Weinberg <zack@codesourcery.com>
11940 * genautomata.c: Space savings in generated code:
11941 (output_dfa_insn_code_func): Split out the table-enlargement
11942 path to an out-of-line static function, dfa_insn_code_enlarge.
11943 (output_internal_insn_latency_func): Use a lookup table for the
11944 default latencies.
11945 (output_print_reservation_func): Use a lookup table for the
11946 strings.
11948 2003-01-21 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11950 PR opt/7507
11951 * calls.c (fix_unsafe_tree): Split out from ...
11952 (expand_call): ... here. Use it on the function address too.
11954 2003-01-20 Richard Henderson <rth@redhat.com>
11956 * expr.h (default_must_pass_in_stack): Move decl outside ifdef.
11958 2003-01-20 Richard Henderson <rth@redhat.com>
11960 PR opt/7154
11961 * stmt.c (expand_asm_operands): Validize memory operands.
11963 2003-01-20 Richard Henderson <rth@redhat.com>
11965 PR opt/8848
11966 * ifcvt.c (noce_process_if_block): Correct arguments to
11967 modified_between_p for no-else-block case.
11969 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
11971 * config/h8300/h8300.c (const_costs): Remove a warning.
11972 (output_plussi): Likewise.
11973 (compute_plussi_length): Likewise.
11974 (compute_plussi_cc): Likewise.
11976 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
11978 * config/h8300/h8300.md (addsi_h8300): Remove the last
11979 alternative.
11981 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
11983 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
11985 2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11987 * system.h (__NO_STRING_INLINES): Define.
11989 2003-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11991 * ifcvt.c (noce_emit_store_flag): Don't emit store flag if mode of x
11992 is not a scalar int mode.
11994 2003-01-20 Roger Sayle <roger@eyesopen.com>
11996 * cse.c (cse_insn): Avoid RTL sharing when updating the RETVAL
11997 insn's notes following a substitution inside a libcall.
11999 2003-01-20 Zack Weinberg <zack@codesourcery.com>
12001 * configure.in: Check for system-provided 'uchar' type.
12002 * configure, config.in: Regenerate.
12003 * cpphash.h: Only typedef 'uchar' if the system doesn't.
12005 2003-01-20 Richard Henderson <rth@redhat.com>
12007 * expr.h (MUST_PASS_IN_STACK): Move implementation...
12008 * calls.c (default_must_pass_in_stack): ... here.
12010 2003-01-20 Vladimir Makarov <vmakarov@redhat.com>
12012 * genattrtab.h (INSN_ALTS_FUNC_NAME): Move it from genautomata.c.
12014 * genautomata.c (INSN_ALTS_FUNC_NAME): Move it into genattrtab.h.
12016 * genattr.c (main): Output default definition of AUTOMATON_ALTS.
12017 Wrap up definition of `insn_alts'.
12019 * genattrtab.c (main): Wrap up `insn_alts'.
12021 2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12023 * collect2.c (ldgetname): Check HAVE_DECL_LDGETNAME before
12024 prototyping.
12025 * configure.in: Check for <ldfcn.h> and ldgetname() prototype.
12027 * config.in, configure: Regenerate.
12029 2003-01-20 Nick Clifton <nickc@redhat.com>
12031 * config/arm/arm.md (sibcall_epilogue): Add an
12032 UNSPEC_PROLOGUE_USE to prevent the link register from being
12033 considered dead.
12035 2003-01-20 Jan Hubicka <jh@suse.cz>
12037 * i386.md (SSE cmov splitter): Handle memory operand in operand 5.
12039 2003-01-20 Andreas Schwab <schwab@suse.de>
12041 * system.h: Don't declare strsignal if the decl test hasn't been
12042 run yet.
12044 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
12046 * config/h8300/h8300.c (notice_update_cc): Don't assume that
12047 recog_data.operands[0] is always associated with cc0.
12049 2003-01-19 David Edelsohn <edelsohn@gnu.org>
12051 * collect2.c (ldgetname): Expand declaration to prototype.
12052 * read-rtl.c (atoll): Add prototype.
12053 * system.h (strsignal): Also declare if no declaration found.
12055 2003-01-19 Alexandre Oliva <aoliva@redhat.com>
12057 * config.gcc (mips64*-*-linux*): Added.
12058 * config/mips/linux64.h, config/mips/t-linux64: New file.
12059 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Define.
12060 * config/mips/mips.c (override_options): Use it.
12061 * config/mips/mips.h (TARGET_SWITCHES): Added...
12062 (SUBTARGET_TARGET_SWITCHES): New, empty by default.
12063 * Makefile.in (SPECS): New.
12064 (STAGESTUFF, specs, mostlyclean, install-common): Use it.
12065 * gcc.c (process_command): Move self-spec processing past spec
12066 file loading.
12067 * doc/tm.texi (DRIVER_SELF_SPECS): Document the change.
12068 * doc/fragments.texi (MULTILIB_EXTRA_OPTS): Document need for
12069 CRTSTUFF_T_CFLAGS.
12070 (SPECS): Document.
12071 * doc/invoke.texi (-mabi-fake-default): Document.
12073 2003-01-19 Stephane Carrez <stcarrez@nerim.fr>
12075 * config/m68hc11/m68hc11.c (stack_push_word, stack_pop_word,
12076 z_reg, z_reg_qi): Declare static and GTY().
12077 (da_reg): Remove.
12078 (create_regs_rtx): Don't create da_reg.
12079 ("gt-m68hc11.h"): Include for GTY roots.
12080 * config/m68hc11/m68hc11.h (ix_reg, iy_reg, d_reg): Declare extern
12081 and GTY() here.
12082 (m68hc11_compare_op0, m68hc11_compare_op1): Likewise.
12083 (m68hc11_soft_tmp_reg): Likewise.
12084 * config/m68hc11/m68hc11-protos.h: Remove above declarations.
12086 2003-01-18 Kazu Hirata <kazu@cs.umass.edu>
12088 * basic-block.h: Fix comment formatting.
12089 * calls.c: Likewise.
12090 * combine.c: Likewise.
12091 * convert.c: Likewise.
12092 * gcov.c: Likewise.
12093 * haifa-sched.c: Likewise.
12094 * libgcc2.c: Likewise.
12095 * loop.c: Likewise.
12096 * profile.c: Likewise.
12097 * system.h: Likewise.
12099 2003-01-18 Roger Sayle <roger@eyesopen.com>
12101 * config/pa/pa.md (muldi3): Avoid invalid sharing of SUBREG RTXs.
12103 2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12105 * ra-build.c (undef_to_size_word): Avoid `switch' warning.
12107 2003-01-17 Dale Johannesen <dalej@apple.com>
12109 * config/rs6000/rs6000.md (*floatsidf2_internal): Add earlyclobbers.
12110 (*floatunssidf2_internal): Ditto.
12112 2003-01-17 Kazu Hirata <kazu@cs.umass.edu>
12114 * alias.c: Fix comment typos.
12115 * basic-block.h: Likewise.
12116 * c-common.c: Likewise.
12117 * c-common.h: Likewise.
12118 * c-decl.c: Likewise.
12119 * c-opts.c: Likewise.
12120 * c-pragma.c: Likewise.
12121 * c-pretty-print.h: Likewise.
12122 * cfg.c: Likewise.
12123 * cfganal.c: Likewise.
12124 * cfgbuild.c: Likewise.
12125 * cfgcleanup.c: Likewise.
12126 * cfglayout.c: Likewise.
12127 * cfgrtl.c: Likewise.
12128 * convert.c: Likewise.
12129 * cpphash.h: Likewise.
12130 * cpplex.c: Likewise.
12131 * cpplib.h: Likewise.
12132 * df.h: Likewise.
12133 * diagnostic.c: Likewise.
12134 * diagnostic.h: Likewise.
12135 * dwarf2.h: Likewise.
12137 2003-01-17 Stan Shebs <shebs@apple.com>
12139 * config/darwin-protos.h: Forward-declare struct cpp_reader.
12141 2003-01-17 Douglas B Rupp <rupp@gnat.com>
12143 * config/alpha/alpha.c (alpha_need_linkage): Fix obvious
12144 mistake in last checkin.
12146 2003-01-17 Kazu Hirata <kazu@cs.umass.edu>
12148 * et-forest.c: Fix comment typos.
12149 * et-forest.h: Likewise.
12150 * except.c: Likewise.
12151 * expr.c: Likewise.
12152 * flags.h: Likewise.
12153 * flow.c: Likewise.
12154 * gcc.c: Likewise.
12155 * gcse.c: Likewise.
12156 * genattrtab.c: Likewise.
12157 * genautomata.c: Likewise.
12158 * gengtype.c: Likewise.
12159 * genrecog.c: Likewise.
12160 * global.c: Likewise.
12161 * gthr-rtems.h: Likewise.
12163 2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12165 * i386.c (x86_function_profiler): Fix format specifier.
12167 2003-01-17 Richard Henderson <rth@redhat.com>
12169 * gengtype.c (walk_type): Allow paramN_is.
12171 2003-01-17 Nick Clifton <nickc@redhat.com>
12173 * config/i960/t-960bare (i960-c.o): Add missing newline escape.
12175 2003-01-16 Richard Henderson <rth@redhat.com>
12177 * config/alpha/linux-elf.h (LIB_SPEC): Adjust inter-option spacing.
12179 2003-01-16 Richard Henderson <rth@redhat.com>
12181 * config/alpha/alpha.c (alpha_sr_alias_set): Mark GTY.
12182 (alpha_next_sequence_number): Likewise.
12183 (alpha_this_literal_sequence_number): Likewise.
12184 (alpha_this_gpdisp_sequence_number): Likewise.
12185 (struct alpha_funcs, alpha_funcs_num): Likewise.
12186 (struct alpha_links): Fix branch merge error.
12187 (alpha_need_linkage, alpha_use_linkage): Use GC for alpha_funcs.
12189 2003-01-17 Alexandre Oliva <aoliva@redhat.com>
12191 * config/mips/mips.h: Don't use #elif. Reported by Kaveh
12192 R. Ghazi.
12194 2003-01-16 Kazu Hirata <kazu@cs.umass.edu>
12196 * ifcvt.c: Fix comment typos.
12197 * lcm.c: Likewise.
12198 * libgcc2.c: Likewise.
12199 * local-alloc.c: Likewise.
12200 * loop.c: Likewise.
12201 * predict.c: Likewise.
12202 * ra-build.c: Likewise.
12203 * ra.c: Likewise.
12204 * ra-colorize.c: Likewise.
12205 * ra.h: Likewise.
12206 * ra-rewrite.c: Likewise.
12207 * regmove.c: Likewise.
12208 * reload.h: Likewise.
12209 * rtlanal.c: Likewise.
12210 * toplev.c: Likewise.
12211 * tree.h: Likewise.
12212 * unwind-dw2-fde-glibc.c: Likewise.
12213 * vmsdbgout.c: Likewise.
12215 2003-01-16 Richard Henderson <rth@redhat.com>
12217 * dwarf2out.c (struct file_table): Remove.
12218 (FILE_TABLE_INCREMENT): Remove.
12219 (file_table): Make a varray; mark for GC. Update all users.
12220 (file_table_last_lookup_index): Extract from struct file_table.
12221 (output_file_names): Fix unsigned compare warnings.
12222 (add_name_attribute): Remove inline marker.
12223 (add_comp_dir_attribute): Split out from gen_compile_unit_die.
12224 (lookup_filename): Don't manage size of file_table.
12225 (init_file_table): Allocate file_table with GC.
12226 (dwarf2out_init): Don't record main_input_filename here.
12227 (dwarf2out_finish): Do it here instead.
12229 2003-01-16 Bruce Korb <bkorb@gnu.org>
12231 * gcc/fixinc/inclhack.def(limits_ifndef): QNX needs a bypass, too.
12233 2003-01-16 Kaz Kojima <kkojima@gcc.gnu.org>
12235 * config/sh/sh.c (sh_initialize_trampoline): Emit rotrdi3_mextr
12236 instead of rotldi3_mextr.
12238 2003-01-16 Vladimir Makarov <vmakarov@redhat.com>
12240 * haifa-sched.c (move_insn): Restore moving all schedule group.
12241 (set_priorities): Restore taking SCHED_GROUP_P into account.
12243 * sched-deps.c (add_dependence): Restore processing the last group
12244 insn.
12245 (remove_dependence, group_leader): Restore the functions.
12246 (set_sched_group_p): Restore adding dependencies from previous insn
12247 in the group.
12248 (compute_forward_dependences): Restore usage of group_leader.
12250 * sched-ebb.c (init_ready_list): Restore taking SCHED_GROUP_P into
12251 account.
12253 * sched-rgn.c (init_ready_list): Restore taking SCHED_GROUP_P into
12254 account.
12255 (can_schedule_ready_p): Ditto.
12256 (add_branch_dependences): Restore skipping over the group insns.
12258 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
12260 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix handling
12261 68HC12 pre/post inc/dec side effects.
12263 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
12265 * config/m68hc11/m68hc11.h (MASK_M6812): Define.
12267 2003-01-16 J"orn Rennecke <amylaar@onetel.net.uk>
12269 * sh.md (mshflo_w_x): Fix description of operation.
12271 2003-01-16 Zack Weinberg <zack@codesourcery.com>
12273 * config/rs6000/rs6000.h: Mention Altivec registers in
12274 commentary. Fix typo.
12276 2003-01-16 David Edelsohn <edelsohn@gnu.org>
12278 * config/rs6000/rs6000.md (movti_string): Remove clobber.
12279 * config/rs6000/rs6000.c (rs6000_emit_move, TImode): Explicitly
12280 generate PARALLEL with clobber for TARGET_POWER.
12282 2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12284 * ra-colorize.c (colorize_one_web): Initialize variable.
12285 * regmove.c (fixup_match_1): Likewise.
12286 * reload1.c (reload_as_needed): Likewise.
12287 * sdbout.c (SET_KNOWN_TYPE_TAG): Add cast.
12289 2003-01-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12291 * cfgloop.c (flow_loops_find): Fix handling of abnormal edges.
12293 2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12295 * dbxout.c (lastfile, cwd): Fix `unused' warning.
12296 * dwarf2out.c (fde_table_in_use, current_funcdef_fde,
12297 dw_cfi_oprnd1_desc, dw_cfi_oprnd2_desc, next_die_offset,
12298 is_main_source, file_table, decl_die_table_in_use,
12299 abbrev_die_table_in_use, line_info_table_in_use,
12300 separate_line_info_table_in_use, pubname_table_in_use,
12301 arange_table_in_use, ranges_table_in_use,
12302 current_function_has_inlines): Likewise.
12303 * flow.c (life_analysis): Likewise.
12304 * genemit.c (gen_insn): Likewise.
12305 * protoize.c (cplus_suffix): Likewise.
12307 * arm.c (ROUND_UP_WORD): Renamed from ROUND_UP.
12308 * arm.h (ROUND_UP_WORD): Likewise.
12310 * arm.h (CONDITIONAL_REGISTER_USAGE): Avoid signed/unsigned
12311 warning.
12312 * emit-rtl.c (gen_rtx_REG, set_mem_attributes_minus_bitpos,
12313 init_emit_once): Likewise.
12314 * flow.c (mark_regs_live_at_end, calculate_global_regs_live):
12315 Likewise.
12316 * function.c (assign_stack_temp_for_type): Likewise.
12317 * loop.c (loop_invariant_p): Likewise.
12318 * recog.c (push_operand): Likewise.
12319 * regclass.c (init_reg_sets_1): Likewise.
12320 * reload.c (update_auto_inc_notes): Likewise.
12321 * reload1.c (reload_as_needed, emit_input_reload_insns): Likewise.
12322 * stmt.c (expand_asm_operands): Likewise.
12323 * stor-layout.c (start_record_layout): Likewise.
12325 2003-01-16 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
12327 * config/c4x/c4x.md (epilogue): Correct last patch.
12329 2003-01-15 Richard Henderson <rth@redhat.com>
12331 * config/alpha/alpha.c (find_lo_sum_using_gp): Rename from find_lo_sum;
12332 also check that GP is being used.
12333 (alpha_find_lo_sum_using_gp): New.
12334 (alpha_does_function_need_gp): Use get_attr_usegp.
12335 * config/alpha/alpha-protos.h: Update.
12336 * config/alpha/alpha.md (attr usegp): New. Annotate patterns
12337 as needed.
12339 2003-01-15 Roger Sayle <roger@eyesopen.com>
12341 * gcse.c (one_cprop_pass): Change function arguments to take both
12342 cprop_jumps and bypass_jumps flags instead of just alter_jumps.
12343 (gcse_main): Update calls to one_cprop_pass, disabling bypassing.
12344 (bypass_jumps): New function to perform separate jump bypassing pass.
12345 * rtl.h (bypass_jumps): Add function prototype.
12346 * timevar.def (TV_BYPASS): New timing variable.
12347 * toplev.c (enum dump_file_index): Add new entry DFI_bypass.
12348 (dump_file): New entry for the bypass RTL dump file.
12349 (rest_of_compilation): Insert new jump bypassing optimization
12350 pass after loop.
12351 * doc/passes.texi: Document new pass.
12353 2003-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
12355 * som.h (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY,
12356 ASM_WEAKEN_LABEL, GTHREAD_USE_WEAK): Define.
12357 * pa.h (TARGET_SOM_SDEF): Define.
12358 * pa-hpux11.h (TARGET_SOM_SDEF): Define.
12360 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
12362 * config/m68hc11/m68hc11.c (expand_prologue): Use push/pop to
12363 allocate 4-bytes of locals on 68HC11.
12364 (expand_epilogue): Likewise.
12365 (m68hc11_memory_move_cost): Increase cost of HI/QI soft registers.
12367 2003-01-15 Stephane Carrez <stcarrez@nerim.fr>
12369 * config/m68hc11/m68hc11.h (ASM_SPEC): Handle -m68hcs12; Pass -mshort
12370 and -mshort-double to the assembler to specify the ABI.
12371 (LINK_SPEC): Likewise.
12372 (CPP_SPEC): Pass HCS12 specific define.
12373 (MASK_M68S12): New define.
12374 (TARGET_M68S12): Likewise.
12375 (TARGET_SWITCHES): New options -m68hcs12 and -m68S12.
12376 (TARGET_VERSION): Update.
12377 * config/m68hc11/m68hc12.h (CPP_SPEC): Pass HCS12 specific define.
12378 (LINK_SPEC): Update.
12379 (ASM_SPEC): Update.
12380 * config/m68hc11/m68hc11.c (m68hc11_asm_file_start): Update.
12381 * doc/invoke.texi (M68hc1x Options): Document -m68hcs12.
12383 2003-01-15 Stephane Carrez <stcarrez@nerim.fr>
12385 * config/m68hc11/m68hc11.md ("return"): Use emit_jump_insn to emit
12386 the return code.
12388 2003-01-15 Josef Zlomek <zlomekj@suse.cz>
12390 * cfganal.c (set_edge_can_fallthru_flag): Clear the EDGE_CAN_FALLTHRU
12391 flag before setting it.
12393 2003-01-15 Roger Sayle <roger@eyesopen.com>
12395 * c-semantics.c (genrtl_while_stmt): Improve initial RTL generation
12396 when loop condition is known true, i.e. "while (1) { ... }".
12397 (genrtl_for_stmt): Similarly for "for" statements.
12399 2003-01-15 Roger Sayle <roger@eyesopen.com>
12401 * real.c (real_sqrt): Return a bool result indicating whether
12402 a floating point exception or trap should be raised.
12403 * real.h (real_sqrt): Update function prototype.
12404 * builtins.c (fold_builtin): Only fold non-trapping square
12405 roots unless we're ignoring errno and trapping math.
12407 2003-01-15 John David Anglin <dave.anglin@nrc.gc.ca>
12409 * expr.h (emit_conditional_add): Add PARAMS to declaration.
12410 * gengtype-lex.l (malloc, realloc): Move defines after include of
12411 system.h. Remove duplicate include of system.h.
12413 2003-01-15 Roger Sayle <roger@eyesopen.com>
12415 PR middle-end/9009
12416 * optabs.c (expand_unop): When manipulating the FP sign bit
12417 using integer operations, account for targets with different
12418 integer and FP word orders.
12419 (expand_abs): Likewise.
12421 2003-01-15 David Edelsohn <edelsohn@gnu.org>
12423 * config/rs6000/rs6000.c (rs6000_gen_section_name): Do not include
12424 file extension in section name.
12426 2003-01-15 Richard Earnshaw <rearnsha@arm.com>
12428 * flow.c (find_auto_inc): Also try to generate a PRE_MODIFY with
12429 constant offset.
12431 2003-01-15 Richard Earnshaw <rearnsha@arm.com>
12433 * arm.h (HAVE_PRE_MODIFY_DISP, HAVE_PRE_MODIFY_REG): Define.
12434 (HAVE_POST_MODIFY_DISP, HAVE_POST_MODIFY_REG): Define.
12435 (ARM_GO_IF_LEGITIMATE_ADDRESS): Handle pre/post-modify addresses.
12436 (ARM_PRINT_OPERAND_ADDRESS): Likewise.
12438 2003-01-15 Jan Hubicka <jh@suse.cz>
12440 PR f/9258
12441 * global.c (struct allocno): Add no_stack_reg.
12442 (global_conflicts): Set no_stack_reg.
12443 (find_reg): Use it.
12445 * convert.c (convert_to_real): Fold - and abs only when profitable.
12446 * fold-const.c (fold): Fold truncates in - and abs.
12448 2003-01-15 Josef Zlomek <zlomekj@suse.cz>
12450 Segher Boessenkool <segher@koffie.nl>
12452 * predict.c (real_inv_br_prob_base): New variable.
12453 (propagate_freq): Use multiply by reciprocal instead of
12454 division. Don't divide by 1.0 at all.
12455 (estimate_bb_frequencies): Similar.
12457 2003-01-15 Alexandre Oliva <aoliva@redhat.com>
12459 * configure.in (libgcc_visibility): Force disabled on IRIX 6 too.
12460 * configure: Rebuilt.
12462 2003-01-15 Hartmut Penner <hpenner@de.ibm.com>
12464 * config/s390/s390.c (s390_safe_attr_type): New function.
12465 (s390_use_dfa_pipeline_interface): New function, return true for z900.
12466 (s390_issue_rate): New function.
12467 (s390_agen_dep_p): New function.
12468 (addr_generation_dependency_p): Use 's390_safe_attr_type'.
12469 (s390_adjust_cost): Return 'cost' if new DFA is used.
12470 (s390_adjust_priority): Delete function.
12471 * config/s390/s390-protos.h: (s390_agen_dep_p): New prototype.
12472 * config/s390/s390.md (atype attribute): Attribute 'atype' default
12473 determined by 'op_type'.
12474 (type attribute): Added more type attributes.
12475 * config/s390/2064.md: New DFA description for z900 pipeline.
12477 2003-01-15 Alexandre Oliva <aoliva@redhat.com>
12479 * config/i386/i386.c (ix86_expand_vector_move): Validize constant
12480 forced to memory. Fixes PR bootstrap/9036.
12482 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Define so as
12483 to set $gp before the call.
12485 2003-01-14 Richard Henderson <rth@redhat.com>
12487 * config/alpha/alpha.c (alpha_expand_mov): Use correct mode
12488 for force_const_mem.
12490 2003-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12492 * genattr.c (main): Rearrange output to avoid prototype warning.
12493 * genautomata.c (transform_3): Fix ambiguous-else warning.
12494 * local-alloc.c (requires_inout): Add parentheses around
12495 assignment used as truth-value.
12496 * timevar.c: Move system includes above local includes. Include
12497 toplev.h
12498 * Makefile.in (timevar.o): Depend on toplev.h.
12500 2003-01-14 Denis Chertykov <denisc@overta.ru>
12502 * config/ip2k/ip2k.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
12503 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12505 * config/ip2k/ip2k.c (ip2k_attribute_table): New table of
12506 attributes.
12507 (TARGET_ATTRIBUTE_TABLE): New macro.
12508 (valid_machine_type_attribute): Remove.
12509 (valid_machine_decl_attribute): Remove.
12510 (ip2k_handle_progmem_attribute): New function.
12511 (ip2k_handle_fndecl_attribute): New function.
12513 2003-01-10 Andrew Haley <aph@redhat.com>
12515 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Rename
12516 registers to be in correct order. Add rip.
12518 2003-01-14 Kazu Hirata <kazu@cs.umass.edu>
12520 * config/h8300/h8300.md (*andsi3_lshiftrt_9_sb): New.
12521 (*iorsi3_and_lshiftrt_9_sb): Likewise.
12523 2003-01-14 Jan Hubicka <jh@suse.cz>
12525 * convert.c (strip_float_extensions): Look for narrowest type handling
12526 FP constants.
12528 * fold-const.c (fold): Fold (double)float1 CMP (double)float2 into
12529 float1 CMP float2.
12530 * convert.c (strip_float_extensions): Make global.
12531 * tree.h (strip_float_extensions): Declare.
12533 2003-01-14 Gabriel Dos Reis <gdr@integrable-solutions.net>
12535 * timevar.def: define TV_NAME_LOOKUP.
12536 * timevar.c (timevar_pop): Be verbose when aborting.
12538 2003-01-13 Andreas Schwab <schwab@suse.de>
12540 * Makefile.in ($(parsedir)/gengtype-lex.c): Don't change to
12541 $(parsedir), just move the temporary file at the end.
12542 ($(parsedir)/gengtype-yacc.c): Likewise.
12544 2003-01-13 Alexandre Oliva <aoliva@redhat.com>
12546 * aclocal.m4 (gcc_AC_PROG_GNAT): Don't try to prepend
12547 ${ac_tool_prefix} to ADAC or CC. Protect them from word
12548 splitting.
12549 * configure: Rebuilt.
12551 2003-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12553 * config/sparc/gmon-sol2.c (moncontrol, monstartup, _mcleanup,
12554 internal_mcount): Don't use PARAMS.
12555 (monstartup, _mcleanup, internal_mcount, moncontrol): Convert to
12556 ISO C style.
12557 (internal_mcount): Use __attribute__, not ATTRIBUTE_UNUSED.
12559 2003-01-13 Andreas Schwab <schwab@suse.de>
12561 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Output type
12562 directive.
12564 2003-01-13 Kazu Hirata <kazu@cs.umass.edu>
12566 * config/h8300/h8300.md (*andsi3_lshift_n_sb): New.
12567 (*iorsi3_and_lshiftrt_n_sb): Likewise.
12569 2003-01-12 Mark Mitchell <mark@codesourcery.com>
12571 PR c++/9264
12572 * c-lex.c (c_lex): Set the token value to error_mark_node for
12573 invalid numeric constants.
12575 2003-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12577 * c-pch.c (asm_file_startpos): Change to `long'.
12578 (pch_init): Use ftell, not ftello.
12579 (c_common_write_pch): Use ftell/fseek, not ftello/fseeko.
12580 Use `long' instead of `off_t'.
12581 (c_common_read_pch): Likewise.
12582 * ggc-common.c (gt_pch_save): Use long/ftell instead of
12583 off_t/ftello.
12585 2003-01-12 Alan Modra <amodra@bigpond.net.au>
12587 * expr.c (expand_expr <RDIV_EXPR>): Correct recursive call args.
12589 2003-01-11 Richard Earnshaw (rearnsha@arm.com)
12591 * arm-protos.h (struct cpp_reader): Add declaration.
12593 2003-01-11 Jan Hubicka <jh@suse.cz>
12595 PR target/9068
12596 * i386.c (output_fp_compare): Fix typo.
12598 2003-01-10 David Edelsohn <edelsohn@gnu.org>
12600 * config/rs6000/rs6000.c (common_mode_defined): Mark for PCH.
12602 2003-01-10 Geoffrey Keating <geoffk@apple.com>
12604 * Makefile.in (parsedir): New variable.
12605 (docobjdir): New variable.
12606 (c-parse.o, c-parse.c, c-parse.y, gengtype-lex.o, gengtype-yacc.o,
12607 gengtype-lex.c, gengtype-yacc.c): Use parsedir.
12608 (info, cpp.info, gcc.info, gccint.info, gccinstall.info,
12609 cppinternals.info, generated-manpages, gcov.1, cpp.1, gcc.1, gfdl.7,
12610 gpl.7, fsf-funding.7, maintainer-clean, install-info, install-man):
12611 Use docobjdir.
12612 * objc/Make-lang.in (objc/objc-parse.c, objc/objc-parse.y,
12613 objc.maintainer-clean): Use parsedir.
12615 * varasm.c (struct constant_descriptor_rtx): Remove unused
12616 `label' field.
12618 * toplev.c (documented_lang_options): Document -Winvalid-pch.
12620 2003-01-10 Richard Henderson <rth@redhat.com>
12622 * config/alpha/alpha.h (NO_PROFILE_COUNTERS): Set.
12623 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Kill.
12625 2003-01-10 Richard Henderson <rth@redhat.com>
12627 * combine.c (make_compound_operation): Use SCALAR_INT_MODE_P,
12628 not INTEGRAL_MODE_P when widening extensions.
12630 2003-01-10 Richard Henderson <rth@redhat.com>
12632 * config/alpha/alpha.c (decl_has_samegp): True for !TREE_PUBLIC.
12634 2003-01-10 Geoffrey Keating <geoffk@apple.com>
12636 * ggc-page.c (ggc_collect): Avoid overflow computing
12637 min_expand.
12639 * Makefile.in (RANLIB_FOR_TARGET): Use RANLIB when native.
12640 (RANLIB_TEST_FOR_TARGET): Delete. Don't pass down to sub-makes.
12641 Remove calls.
12642 * mklibgcc.in: Remove uses of RANLIB_TEST_FOR_TARGET.
12644 2003-01-10 Jan Hubicka <jh@suse.cz>
12646 * ifcvt.c (noce_try_addcc): Do not call emit_conditional_add
12647 with weird operands.
12649 2003-01-10 Dale Johannesen <dalej@apple.com>
12651 * calls.c (load_register_parameters): Add is_sibcall, sibcall_failure
12652 parameters. Call check_sibcall_argument_overlap if indicated.
12653 (check_sibcall_argument_overlap): Add mark_stored_args_map
12654 parameter. Don't mark parameter area as clobbered if not set.
12655 (expand_call): Adjust calls to above.
12657 2003-01-10 Kelley Cook <kelleycook@comcast.net>
12659 * configure.in (linker read-only and read-write section mixing):
12660 Squelch some assembler warnings.
12661 * configure: Likewise.
12663 2003-01-10 Hartmut Penner <hpenner@de.ibm.com>
12665 * doc/invoke.texi: Document -mtune, delete -mcpu
12666 option for S/390 and zSeries.
12667 * config/s390/s390.c (s390_tune_string) New variable.
12668 (s390_cpu_string) Delete variable.
12669 (override_options): Use s390_tune_string instead of
12670 s390_cpu_string.
12671 * config/s390/s390.h: (TARGET_OPTIONS) '-mtune' instead of '-mcpu'.
12673 2003-01-10 Kazu Hirata <kazu@cs.umass.edu>
12675 * config/h8300/h8300.md (*iorsi3_ashift_31): New.
12677 2003-01-10 Josef Zlomek <zlomekj@suse.cz>
12679 * jump.c (next_nonnote_insn_in_loop): New function.
12680 (copy_loop_headers): Use next_nonnote_insn_in_loop instead of
12681 next_nonnote_insn.
12682 (duplicate_loop_exit_test). Likewise.
12684 2003-01-09 Geoffrey Keating <geoffk@apple.com>
12686 Merge from pch-branch:
12688 2003-01-06 Geoffrey Keating <geoffk@apple.com>
12690 * ggc-page.c (ggc_pch_read): Update the statistics after a PCH
12691 load.
12693 2002-12-24 Geoffrey Keating <geoffk@apple.com>
12695 * cpplib.c (count_registered_pragmas): New function.
12696 (save_registered_pragmas): New function.
12697 (_cpp_save_pragma_names): New function.
12698 (restore_registered_pragmas): New function.
12699 (_cpp_restore_pragma_names): New function.
12700 * cpphash.h (_cpp_save_pragma_names): Prototype.
12701 (_cpp_restore_pragma_names): Likewise.
12702 * cpppch.c (struct save_macro_item): Split from save_macro_data.
12703 (struct save_macro_data): New field 'saved_pragmas'.
12704 (save_macros): Update for changes to struct save_macro_data.
12705 (cpp_prepare_state): Call _cpp_save_pragma_names, update
12706 for changes to struct save_macro_data.
12707 (cpp_read_state): Call _cpp_restore_pragma_names, update
12708 for changes to struct save_macro_data.
12710 * cpppch.c (cpp_read_state): Restore the hashtable references
12711 in the cpp_reader.
12713 * tree.h (built_in_decls): Mark for PCH.
12715 * dbxout.c (lastfile): Don't mark for PCH.
12717 * ggc.h: Document PCH calls into memory managers.
12719 2002-12-18 Geoffrey Keating <geoffk@apple.com>
12721 * doc/invoke.texi (Precompiled Headers): Document the
12722 directory form of PCH.
12723 * cppfiles.c (validate_pch): New function.
12724 (open_file_pch): Search suitably-named directories for PCH files.
12726 2002-12-14 Geoffrey Keating <geoffk@apple.com>
12728 * doc/gty.texi (GTY Options): Document chain_next, chain_prev,
12729 reorder options.
12730 (Type Information): Mention that the information is also
12731 used to implement PCH.
12732 * doc/passes.texi (Passes): Improve documentation of
12733 language-specific files.
12735 2002-12-11 Geoffrey Keating <geoffk@apple.com>
12737 * gengtype.c (struct write_types_data): Add reorder_note_routine field.
12738 (struct walk_type_data): Add reorder_fn field.
12739 (walk_type): Process 'reorder' option.
12740 (write_types_process_field): Reorder parameters to gt_pch_note_object,
12741 call reorder_note_routine.
12742 (write_func_for_structure): Reorder parameters to gt_pch_note_object.
12743 (ggc_wtd): Update for change to struct write_types_data.
12744 (pch_wtd): Likewise.
12745 * ggc.h (gt_pch_note_object): Reorder parameters.
12746 (gt_handle_reorder): New definition.
12747 (gt_pch_note_reorder): New prototype.
12748 * ggc-common.c (struct ptr_data): Add reorder_fn.
12749 (gt_pch_note_object): Reorder parameters.
12750 (gt_pch_note_reorder): New.
12751 (gt_pch_save): Call reorder_fn.
12752 * stringpool.c (gt_pch_n_S): Update for change to gt_pch_note_object.
12754 * dbxout.c (cwd): Don't mark for PCH.
12756 2002-12-09 Geoffrey Keating <geoffk@apple.com>
12758 * gengtype.c (finish_root_table): Fix some warnings.
12759 (write_root): Handle TYPE_STRING.
12760 * ggc.h (gt_ggc_m_S): Add prototype.
12761 * stringpool.c (gt_ggc_m_S): New function.
12763 2002-11-30 Geoffrey Keating <geoffk@apple.com>
12765 * dwarf2out.c (dw2_string_counter): New.
12766 (AT_string_form): Use it.
12767 (same_dw_val_p): Update for removal of hashtable.h hash tables.
12769 2002-11-22 Geoffrey Keating <geoffk@apple.com>
12771 * dbxout.c: Include gt-dbxout.h.
12772 (lastfile): Mark for PCH/GGC.
12773 (cwd): Likewise.
12774 (struct typeinfo): Likewise.
12775 (typevec): Likewise.
12776 (typevec_len): Likewise.
12777 (next_type_number): Likewise.
12778 (struct dbx_file): Likewise.
12779 (current_file): Likewise.
12780 (next_file_number): Likewise.
12781 (dbxout_init): Allocate typevec, struct dbx_file with GGC.
12782 (dbxout_start_source_file): Allocate struct dbx_file with GGC.
12783 (dbxout_end_source_file): Don't free struct dbx_file.
12784 (dbxout_type): Use GGC to allocate typevec.
12785 * Makefile.in (dbxout.o): Depend on gt-dbxout.h, $(GGC_H).
12786 (GTFILES): Add dbxout.c.
12787 (gt-dbxout.h): New rule.
12789 * Makefile.in (c-pch.o): Add debug.h as dependency.
12790 * c-pch.c: Include debug.h.
12791 (pch_init): Call start_source_file to keep nesting right.
12792 (c_common_read_pch): Add orig_name parameter. Call
12793 start_source_file debug hook. Call end_source_file debug hook.
12794 * c-common.h (c_common_read_pch): Update prototype.
12795 * cpplib.h (struct cpp_callbacks): Add fourth field to read_pch
12796 callback.
12797 * cppfiles.c (struct include_file): Add new field `header_name'.
12798 (find_or_create_entry): Default it to `name'.
12799 (open_file_pch): Set it to the original header file searched for.
12800 (stack_include_file): Don't stack an empty buffer, just handle
12801 PCH files immediately. Pass header_name field to read_pch callback.
12803 2002-11-19 Geoffrey Keating <geoffk@apple.com>
12805 * function.c (funcdef_no): Mark to be saved in a PCH.
12807 2002-11-15 Geoffrey Keating <geoffk@apple.com>
12809 * ggc-page.c (ggc_pch_read): Remove unused 'bmap_size'.
12811 * cpppch.c (cpp_read_state): Correct size reallocated for 'defn'.
12813 2002-11-14 Geoffrey Keating <geoffk@apple.com>
12815 * optabs.h (code_to_optab): Add GTY marker.
12817 2002-11-13 Geoffrey Keating <geoffk@apple.com>
12819 * Makefile.in (GTFILES): Add cpplib.h.
12820 * c-common.h (struct c_common_identifier): Don't skip 'node' field.
12821 * c-decl.c (build_compound_literal): Don't use var_labelno.
12822 * cpplib.h (struct cpp_hashnode): Use gengtype to mark.
12823 * dwarf2asm.c (dw2_force_const_mem): Don't use const_labelno.
12824 * varasm.c (const_labelno): Use gengtype to mark.
12825 (var_labelno): Likewise.
12826 (in_section): Likewise.
12827 (in_named_name): Likewise.
12828 (struct in_named_entry): Likewise.
12829 (in_named_htab): Likewise.
12830 (set_named_section_flags): Use GGC to allocate struct in_named_entry.
12831 (init_varasm_once): Use GGC to allocate in_named_htab.
12832 * config/darwin.c (current_pic_label_num): Mark for PCH.
12834 2002-11-11 Geoffrey Keating <geoffk@apple.com>
12836 * ggc-simple.c (init_ggc_pch): New stub procedure.
12837 (ggc_pch_count_object): Likewise.
12838 (ggc_pch_total_size): Likewise.
12839 (ggc_pch_this_base): Likewise.
12840 (ggc_pch_alloc_object): Likewise.
12841 (ggc_pch_prepare_write): Likewise.
12842 (ggc_pch_write_object): Likewise
12843 (ggc_pch_finish): Likewise.
12844 (ggc_pch_read): Likewise.
12846 2002-11-08 Geoffrey Keating <geoffk@apple.com>
12848 * c-pch.c (c_common_write_pch): Write the macro definitions after
12849 the GCed data.
12850 (c_common_read_pch): Call cpp_prepare_state. Restore the macro
12851 definitions after the GCed data.
12852 * cpplib.c (save_macros): New.
12853 (reset_ht): New.
12854 (cpp_write_pch_deps): Split out of cpp_write_pch.
12855 (cpp_write_pch_state): Split out of cpp_write_pch.
12856 (cpp_write_pch): Delete.
12857 (struct save_macro_data): Delete.
12858 (cpp_prepare_state): New.
12859 (cpp_read_state): Erase and restore initial macro definitions.
12860 * cpplib.h (struct save_macro_data): Forward-declare.
12861 (cpp_write_pch_deps): Prototype.
12862 (cpp_write_pch_state): Prototype.
12863 (cpp_write_pch): Delete prototype.
12864 (cpp_prepare_state): Prototype.
12865 (cpp_read_state): Add fourth argument.
12867 2002-11-04 Geoffrey Keating <geoffk@apple.com>
12869 * gengtype.c (adjust_field_rtx_def): Don't use skip on valid fields.
12870 (write_array): Remove warning.
12872 * gengtype.c (contains_scalar_p): New.
12873 (finish_root_table): Add the table to all languages, even if it's
12874 empty.
12875 (write_roots): Output gt_pch_scalar_rtab.
12876 * ggc-common.c (gt_pch_save): Write out scalars.
12877 (gt_pch_restore): Read scalars back.
12879 * ggc-page.c (OBJECTS_IN_PAGE): New macro.
12880 (struct page_entry): Delete pch_page field.
12881 (ggc_recalculate_in_use_p): Use OBJECTS_IN_PAGE.
12882 (clear_marks): Likewise.
12883 (sweep_pages): Likewise.
12884 (poison_pages): Likewise.
12885 (ggc_print_statistics): Likewise.
12886 (ggc_pch_read): Don't free objects read from a PCH.
12887 Properly set up in_use_p and page_tails.
12889 2002-10-25 Geoffrey Keating <geoffk@apple.com>
12891 * gengtype.c (struct write_types_data): New.
12892 (struct walk_type_data): Make `cookie' const; add extra
12893 prev_val item; add `orig_s' field.
12894 (walk_type): Update prev_val[3].
12895 (write_types_process_field): New.
12896 (write_func_for_structure): Take write_types_data structure.
12897 (write_types): New.
12898 (ggc_wtd): New.
12899 (pch_wtd): New.
12900 (write_types_local_process_field): New.
12901 (gc_mark_process_field): Delete.
12902 (write_local_func_for_structure): New.
12903 (gc_mark_func_name): Delete.
12904 (write_gc_types): Delete.
12905 (write_local): New.
12906 (finish_root_table): Don't include 'ggc_' in PFX.
12907 (write_root): Rename from write_root. Fill pchw field of structures.
12908 (write_array): New.
12909 (write_roots): Rename from write_gc_roots. Split out to write_array.
12910 Update to changes to other routines. Write gt_pch_cache_rtab table.
12911 (main): Write PCH walking routines.
12912 * ggc-common.c: Include toplev.h, sys/mman.h.
12913 (ggc_mark_roots): For cache hashtables, also mark the hash table
12914 and the array of entries.
12915 (saving_htab): New.
12916 (struct ptr_data): New.
12917 (POINTER_HASH): New.
12918 (gt_pch_note_object): New.
12919 (saving_htab_hash): New.
12920 (saving_htab_eq): New.
12921 (struct traversal_state): New.
12922 (call_count): New.
12923 (call_alloc): New.
12924 (compare_ptr_data): New.
12925 (relocate_ptrs): New.
12926 (write_pch_globals): New.
12927 (struct mmap_info): New.
12928 (gt_pch_save): New.
12929 (gt_pch_restore): New.
12930 * ggc-page.c (ROUND_UP_VALUE): New.
12931 (ROUND_UP): New.
12932 (struct page_entry): Add field `pch_page'.
12933 (init_ggc): Use ROUND_UP.
12934 (struct ggc_pch_data): Declare.
12935 (init_ggc_pch): New.
12936 (ggc_pch_count_object): New.
12937 (ggc_pch_total_size): New.
12938 (ggc_pch_this_base): New.
12939 (ggc_pch_alloc_object): New.
12940 (ggc_pch_prepare_write): New.
12941 (ggc_pch_write_object): New.
12942 (ggc_pch_finish): New.
12943 (ggc_pch_read): New.
12944 * ggc.h (gt_pointer_operator): New.
12945 (gt_note_pointers): New.
12946 (gt_pch_note_object): New prototype.
12947 (gt_pointer_walker): New.
12948 (struct ggc_root_tab): Use gt_pointer_walker, add `pchw' field.
12949 (LAST_GGC_ROOT_TAB): Update.
12950 (gt_pch_cache_rtab): Declare.
12951 (gt_pch_scalar_rtab): Declare.
12952 (struct ggc_cache_tab): Use gt_pointer_walker, add `pchw' field.
12953 (LAST_GGC_CACHE_TAB): Update.
12954 (gt_pch_save_stringpool): Declare.
12955 (gt_pch_restore_stringpool): Declare.
12956 (gt_pch_p_S): Declare.
12957 (gt_pch_n_S): Declare.
12958 (struct ggc_pch_data): Forward-declare.
12959 (init_ggc_pch): Declare.
12960 (ggc_pch_count_object): Declare.
12961 (ggc_pch_total_size): Declare.
12962 (ggc_pch_this_base): Declare.
12963 (ggc_pch_alloc_object): Declare.
12964 (ggc_pch_prepare_write): Declare.
12965 (ggc_pch_write_object): Declare.
12966 (ggc_pch_finish): Declare.
12967 (ggc_pch_read): Declare.
12968 (gt_pch_save): Declare.
12969 (gt_pch_restore): Declare.
12970 * fold-const.c (size_int_type_wide): Allocate size_htab using GGC.
12971 * emit-rtl.c (init_emit_once): Allocate const_int_htab,
12972 const_double_htab, mem_attrs_htab using GGC.
12973 * c-pch.c: Include ggc.h.
12974 (pch_init): Allow reading PCH file back.
12975 (c_common_write_pch): Call gt_pch_save.
12976 (c_common_read_pch): Call gt_pch_restore.
12977 * c-parse.in (init_reswords): Delete now-untrue comment.
12978 Allocate ridpointers using GGC.
12979 * c-objc-common.c (c_objc_common_finish_file): Write PCH before
12980 calling expand_deferred_fns.
12981 * c-common.h (ridpointers): Mark for GTY machinery.
12982 * Makefile.in (stringpool.o): Update dependencies.
12983 (c-pch.o): Update dependencies.
12984 (ggc-common.o): Update dependencies.
12985 * stringpool.c: Include gt-stringpool.h.
12986 (gt_pch_p_S): New.
12987 (gt_pch_n_S): New.
12988 (struct string_pool_data): New.
12989 (spd): New.
12990 (gt_pch_save_stringpool): New.
12991 (gt_pch_restore_stringpool): New.
12992 * tree.c (init_ttree): Make type_hash_table allocated using GC.
12994 2002-10-04 Geoffrey Keating <geoffk@apple.com>
12996 * gengtype.c (adjust_field_rtx_def): Don't pass size_t to printf.
12997 (output_mangled_typename): Don't pass size_t to printf.
12999 * tree.h (union tree_type_symtab): Add tag to `address' field.
13000 (union tree_decl_u2): Add tag to 'i' field.
13001 * varasm.c (union rtx_const_un): Add tags to all fields.
13002 * gengtype.c (struct walk_type_data): New.
13003 (output_escaped_param): Take struct walk_type_data parameter.
13004 (write_gc_structure_fields): Delete.
13005 (walk_type): New.
13006 (write_gc_marker_routine_for_structure): Delete.
13007 (write_func_for_structure): New.
13008 (gc_mark_process_field): New.
13009 (gc_mark_func_name): New.
13010 (gc_counter): Delete.
13011 (write_gc_types): Use write_func_for_structure.
13012 (write_gc_roots): Use walk_type.
13014 2002-10-02 Geoffrey Keating <geoffk@apple.com>
13016 * ggc-common.c (ggc_mark_roots): Delete 'x'.
13017 (ggc_splay_dont_free): Fix warning about unused 'x'.
13018 (ggc_print_common_statistics): Remove warnings.
13020 2002-10-01 Mike Stump <mrs@apple.com>
13022 * ggc-common.c (ggc_splay_alloc): Actually return the allocated area.
13023 * gengtype.c (write_gc_structure_fields): Handle param[digit]_is.
13025 2002-09-01 Geoffrey Keating <geoffk@redhat.com>
13026 Catherine Moore <clm@redhat.com>
13028 * Makefile (c-pch.o): Update dependencies.
13029 (LIBCPP_OBJS): Add cpppch.o.
13030 (cpppch.o): New.
13031 * c-common.c (c_common_init): Don't call pch_init here.
13032 * c-common.h (c_common_read_pch): Update prototype.
13033 * c-lex.c (c_common_parse_file): Call pch_init here.
13034 * c-opts.c (COMMAND_LINE_OPTIONS): Add -Winvalid-pch, -fpch-deps.
13035 (c_common_decode_option): Handle them.
13036 * c-pch.c: Include c-pragma.h.
13037 (save_asm_offset): Delete.
13038 (pch_init): Move contents of save_asm_offset into here, call
13039 cpp_save_state.
13040 (c_common_write_pch): Call cpp_write_pch.
13041 (c_common_valid_pch): Warn only when -Winvalid-pch. Call
13042 cpp_valid_state.
13043 (c_common_read_pch): Add NAME parameter. Call cpp_read_state.
13044 * cppfiles.c (stack_include_file): Update for change to
13045 parameters of cb.read_pch.
13046 * cpphash.h (struct cpp_reader): Add `savedstate' field.
13047 * cpplib.h (struct cpp_options): Add `warn_invalid_pch' and
13048 `restore_pch_deps' fields.
13049 (struct cpp_callbacks): Add NAME parameter to `read_pch'.
13050 (cpp_save_state): Prototype.
13051 (cpp_write_pch): Prototype.
13052 (cpp_valid_state): Prototype.
13053 (cpp_read_state): Prototype.
13054 * cpppch.c: New file.
13055 * flags.h (version_flag): Remove prototype.
13056 * mkdeps.c (deps_save): New.
13057 (deps_restore): New.
13058 * mkdeps.h (deps_save): Prototype.
13059 (deps_restore): Prototype.
13060 * toplev.c (late_init_hook): Delete.
13061 (version_flag): Make static again.
13062 (compile_file): Don't call late_init_hook.
13063 * toplev.h (late_init_hook): Delete.
13064 * doc/cppopts.texi: Document -fpch-deps.
13065 * doc/invoke.texi (Warning Options): Document -Winvalid-pch.
13067 2002-08-27 Geoffrey Keating <geoffk@redhat.com>
13069 * c-pch.c (c_common_write_pch): Rename from c_write_pch, change
13070 callers.
13071 (c_common_valid_pch): Rename from c_valid_pch, change callers.
13072 (c_common_read_pch): Rename from c_read_pch, change callers.
13074 * c-opts.c (COMMAND_LINE_OPTIONS): Allow -output-pch= to have
13075 a space between it and its argument.
13077 2002-08-24 Geoffrey Keating <geoffk@redhat.com>
13079 * c-pch.c: New file.
13080 * toplev.h (late_init_hook): Declare.
13081 * toplev.c (late_init_hook): Define.
13082 (version_flag): Make globally visible.
13083 (compile_file): Call late_init_hook.
13084 (init_asm_output): Make output file seekable.
13085 * gcc.c (default_compilers): Update c-header rule.
13086 * flags.h (version_flag): Declare.
13087 * cpplib.h (struct cpp_callbacks): Add 'valid_pch' and 'read_pch'
13088 fields.
13089 * cppfiles.c (struct include_file): Add 'pch' field.
13090 (INCLUDE_PCH_P): New.
13091 (open_file_pch): New.
13092 (stack_include_file): Handle PCH files specially.
13093 (find_include_file): Call open_file_pch instead of open_file.
13094 (_cpp_read_file): Explain why open_file is used instead of
13095 open_file_pch.
13096 * c-opts.c (c_common_decode_option): Correct OPT__output_pch case.
13097 * c-objc-common.c (c_objc_common_finish_file): Call c_write_pch.
13098 * c-lex.c (init_c_lex): Set valid_pch and read_pch fields
13099 in cpplib callbacks.
13100 * c-common.c (pch_file): Correct comment.
13101 (allow_pch): Define.
13102 (c_common_init): Call pch_init.
13103 * c-common.h (allow_pch): Declare.
13104 (pch_init): Declare.
13105 (c_valid_pch): Declare.
13106 (c_read_pch): Declare.
13107 (c_write_pch): Declare.
13108 * Makefile.in (c-pch.o): New.
13109 (C_AND_OBJC_OBJS): Add c-pch.o.
13110 * doc/invoke.texi (Precompiled Headers): Add index entries,
13111 complete truncated paragraph.
13113 2002-08-17 Geoffrey Keating <geoffk@redhat.com>
13115 * c-common.c: (pch_file): Define.
13116 * c-common.h (pch_file): Declare.
13117 * c-opts.c (COMMAND_LINE_OPTIONS): Add --output-pch=.
13118 (missing_arg): Require --output-pch= to have an argument.
13119 (c_common_decode_option): Handle --output-pch=.
13120 * gcc.c: Document new %V.
13121 (default_compilers): Handle compiling C header files.
13122 (do_spec_1): Implement %V.
13123 (main): Handle "gcc foo.h" without trying to run linker.
13124 * doc/invoke.texi (Invoking GCC): Add new menu item for PCH.
13125 (Overall Options): Document what the driver does with header files,
13126 document new -x option possibilities.
13127 (Invoking G++): More documentation for PCH.
13128 (Precompiled Headers): New.
13130 2002-08-09 Geoffrey Keating <geoffk@redhat.com>
13132 * ggc.h: Don't include varray.h. Rearrange functions to be more
13133 organized.
13134 (ggc_add_root): Delete.
13135 (ggc_mark_rtx): Delete.
13136 (ggc_mark_tree): Delete.
13137 (struct ggc_statistics): Remove contents.
13138 * ggc-common.c: Remove unneeded includes.
13139 (struct ggc_root): Delete.
13140 (roots): Delete.
13141 (ggc_add_root): Delete.
13142 (ggc_mark_roots): Don't mark `roots'. Call ggc_mark_stringpool.
13143 (ggc_print_common_statistics): Remove most of the contents.
13144 * Makefile.in (GGC_H): No longer uses varray.h.
13145 (ggc-common.o): Update dependencies.
13146 (c-parse.o): Add varray.h to dependencies.
13147 (c-common.o): Add varray.h.
13148 * stringpool.c (mark_ident): Use mangled name for tree marker routine.
13149 (mark_ident_hash): Rename to ggc_mark_stringpool.
13150 (init_stringpool): Don't use ggc_add_root.
13151 * c-parse.in: Include varray.h.
13152 * c-common.c: Include varray.h.
13153 * objc/Make-lang.in (objc-act.o): Add varray.h.
13154 * objc/objc-act.c: Include varray.h.
13156 2002-07-25 Geoffrey Keating <geoffk@redhat.com>
13158 * dwarf2out.c (dw_cfi_oprnd2_desc): Fix ISO-only function definition.
13159 (dw_cfi_oprnd1_desc): Likewise.
13161 2002-07-17 Geoffrey Keating <geoffk@redhat.com>
13163 * config/alpha/alpha.c (struct alpha_links): Use gengtype to mark;
13164 move out of ifdef.
13165 (alpha_links): Use gengtype to mark; move out of ifdef.
13166 (mark_alpha_links_node): Delete.
13167 (mark_alpha_links): Delete.
13168 (alpha_need_linkage): Use GGC to allocate splay tree, struct
13169 alpha_links, strings. Don't use ggc_add_root.
13170 * ggc-common.c (ggc_splay_alloc): New.
13171 (ggc_splay_dont_free): New.
13172 * ggc.h (ggc_mark_rtx): Update for changed name mangling.
13173 (ggc_mark_tree): Likewise.
13174 (splay_tree_new_ggc): New.
13175 (ggc_splay_alloc): Declare.
13176 (ggc_splay_dont_free): Declare.
13177 * dwarf2asm.c: Include gt-dwarf2asm.h.
13178 (mark_indirect_pool_entry): Delete.
13179 (mark_indirect_pool): Delete.
13180 (indirect_pool): Use gengtype to mark.
13181 (dw2_force_const_mem): Don't use ggc_add_root.
13182 * Makefile.in (dwarf2asm.o): Depend on gt-dwarf2asm.h.
13183 (GTFILES): Add SPLAY_TREE_H, dwarf2asm.c.
13184 (gt-dwarf2asm.h): Depend on s-gtype.
13186 2002-07-08 Geoffrey Keating <geoffk@redhat.com>
13188 * tree.h (union tree_type_symtab): Mark `die' field.
13189 * Makefile.in (dwarf2out.o): Update dependencies.
13190 * dwarf2out.c: Use GGC to allocate all structures. Convert to htab_t
13191 hash tables.
13192 (dw_cfi_oprnd1_desc): New function.
13193 (dw_cfi_oprnd2_desc): New function.
13194 (indirect_string_alloc): Delete.
13195 (debug_str_do_hash): New function.
13196 (debug_str_eq): New function.
13197 (mark_limbo_die_list): Delete.
13198 (dwarf2out_init): Don't call ggc_add_root.
13200 2003-01-09 Vladimir Makarov <vmakarov@redhat.com>
13202 The following changes are merged from itanium-sched-branch:
13204 2003-01-08 David Edelsohn <edelsohn@gnu.org>
13206 * doc/md.texi: Clarify assignment of units to automata description.
13208 2003-01-08 Vladimir Makarov <vmakarov@redhat.com>
13210 * genautomata.c (unit_decl): Remove members
13211 `the_same_automaton_unit' and
13212 `the_same_automaton_message_reported_p'.
13213 (process_unit_to_form_the_same_automaton_unit_lists,
13214 form_the_same_automaton_unit_lists_from_regexp,
13215 form_the_same_automaton_unit_lists, the_same_automaton_lists):
13216 Remove them.
13217 (annotation_message_reported_p): New global variable.
13218 (check_unit_distribution_in_reserv,
13219 check_regexp_units_distribution): New functions.
13220 (check_unit_distributions_to_automata): Rewrite it.
13222 2003-01-04 Vladimir Makarov <vmakarov@redhat.com>
13224 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
13225 Use continue instead of break if cycle is too big.
13227 2002-12-20 Vladimir Makarov <vmakarov@redhat.com>
13229 * genautomata.c (check_unit_distributions_to_automata): Output at
13230 most one message for a unit.
13231 (process_unit_to_form_the_same_automaton_unit_lists): Check
13232 automaton of units instead of units themself.
13234 * doc/md.texi: Describe the constraint about assigning unit to
13235 automata.
13237 2002-12-20 Jan Hubicka <jH@suse.cz>
13238 Vladimir Makarov <vmakarov@redhat.com>
13240 * genautomata.c (unit_decl): Add new members `min_occ_cycle_num'
13241 and `in_set_p'.
13242 (gen_cpu_unit): Initialize the new members.
13243 (process_regexp_cycles): Calculate minimal finish cycle too. Set
13244 up `min_occ_cycle_num'.
13245 (evaluate_max_reserv_cycles): Change the function call.
13246 (CLEAR_BIT): New macro.
13247 (states_union, state_shift): Use the mask.
13248 (initiate_excl_sets, form_reserv_sets_list): Set up `in_set_p'.
13249 (form_reservs_matter): New function.
13250 (make_automaton): Call the function and use the mask.
13251 (estimate_one_automaton_bound): Take `min_occ_cycle_num' into
13252 account.
13254 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
13256 * config/ia64/itanium2.md (lfetch): Change the insn reservation.
13258 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
13260 * config/ia64/ia64.c (bundling): Try to insert 2 nops for M insn
13261 for Itanium.
13263 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
13265 * config/ia64/ia64.c (ia64_override_options): Make itanium2 as
13266 default cpu.
13268 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
13269 2002-10-31 Dale Johannesen <dalej@apple.com>
13271 * haifa-sched.c (find_set_reg_weight): New function.
13272 (find_insn_reg_weight): Use the new function.
13273 (schedule_block): Do sorting ready queue always
13274 after insn issue.
13276 2002-11-27 Vladimir Makarov <vmakarov@redhat.com>
13278 * config/ia64/ia64.c (bundling): Use MFI template instead of MLX.
13280 2002-11-19 Vladimir Makarov <vmakarov@redhat.com>
13282 * haifa-sched.c (choice_entry): New structure.
13283 (choice_stack, cycle_issued_insns): New variables.
13284 (max_issue): Rewrite it.
13285 (choose_ready): Set up ready_try for unknown insns too.
13286 (schedule_block): Allocate and free choice_stack. Set up
13287 and modify cycle_issued_insns.
13289 * config/ia64/ia64.c (issue_nops_and_insn): Combine insn issue
13290 with and without filling the bundle.
13291 (bundling): Combine calls of issue_nops_and_insn.
13293 2002-10-17 Vladimir Makarov <vmakarov@redhat.com>
13295 * config/ia64/itanium1.md: New file.
13297 * config/ia64/itanium2.md: New file.
13299 * config/ia64/ia64.md: Move DFA descriptions into the new files.
13300 Remove the old pipeline description.
13302 * config/ia64/ia64.c (ia64_override_options): Add aliases of
13303 itanium processor names.
13305 2002-10-16 Vladimir Makarov <vmakarov@redhat.com>
13307 * config/ia64/ia64.c (bundling): Print states for Itanium2 too.
13308 (ia64_reorg): Set up queried unit codes for Itanium2 too.
13310 * config/ia64/ia64.md: Add descriptions for Itanium2.
13312 2002-10-08 Vladimir Makarov <vmakarov@redhat.com>
13314 * config/ia64/ia64.h (processor_type): New enumeration.
13315 (ia64_tune, ia64_tune_string): New external declarations.
13316 (TARGET_OPTIONS): Add option `tune='.
13318 * config/ia64/ia64.c (ia64_tune, ia64_tune_string): New global
13319 variables.
13320 (ia64_override_options): Set up `ia64_tune'.
13321 (ia64_sched_reorder2): Set up `clocks' only for Itanium.
13322 (ia64_dfa_new_cycle): Set up `add_cycles' only for Itanium.
13323 (bundling): Add nops for MM-insns only for Itanium.
13324 (ia64_reorg): Allocate and free `clocks' and `add_cycles' only for
13325 Itanium.
13327 * config/ia64/ia64.md (cpu): New attribute.
13328 (DFA description): Enable it only for Itanium.
13330 2002-10-08 Vladimir Makarov <vmakarov@redhat.com>
13331 Richard Henderson <rth@redhat.com>
13333 * config/ia64/ia64.h (MASK_TUNE_STOP_BITS): Rename it to
13334 MASK_EARLY_STOP_BITS.
13335 (TARGET_TUNE_STOP_BITS): Rename it to TARGET_EARLY_STOP_BITS.
13336 (TARGET_SWITCHES): Rename option `tune-stop-bits' to
13337 `early-stop-bits'.
13339 * config/ia64/ia64.c (ia64_dfa_new_cycle,
13340 final_emit_insn_group_barriers): Use TARGET_EARLY_STOP_BITS
13341 instead of TARGET_TUNE_STOP_BITS.
13343 * doc/invoke.texi: Rename option `-mtune-stop-bits' to
13344 `-mearly-stop-bits'.
13346 * config/ia64/ia64.c (automata_option "v"): Comment it.
13348 2002-10-07 Vladimir Makarov <vmakarov@redhat.com>
13350 * config/ia64/ia64.h (MASK_TUNE_STOP_BITS, TARGET_TUNE_STOP_BITS):
13351 New macros.
13352 (TARGET_SWITCHES): Add entries for the new option.
13354 * config/ia64/ia64.c (dfa_stop_insn, last_scheduled_insn, rtx
13355 dfa_pre_cycle_insn, ia64_nop): Don't make them as roots for GC.
13356 (stops_p, stop_before_p, clocks_length, clocks, add_cycles): New
13357 global variables.
13358 (ia64_sched_reorder2): Set up `clocks'.
13359 (ia64_variable_issue): Set up `stops_p' and reset `stop_before_p'.
13360 (ia64_dfa_new_cycle): Set up add_cycle. Permit sorting ready
13361 queue when TARGET_TUNE_STOP_BITS.
13362 (bundling): Insert additional nops for MM-insns.
13363 (final_emit_insn_group_barriers): Add insertion of stop bits
13364 according `stops_p'.
13365 (ia64_reorg): Initiate the new varibales.
13367 * doc/invoke.texi: Add description of option `-mtune-stop-bits'.
13369 2002-10-02 Vladimir Makarov <vmakarov@redhat.com>
13371 * haifa-sched.c (schedule_block): Modify INSN_TICK of depended
13372 insns at the end of block insn scheduling.
13374 2002-09-30 Vladimir Makarov <vmakarov@redhat.com>
13376 * sched-deps.c (remove_dependence, group_leader): Remove it.
13377 (add_dependence): Add dependence to group leader to.
13378 (set_sched_group_p): Add dependence to the first insn of the
13379 schedule group too.
13380 (sched_analyze_insn): Make dependence to jump as anti-dependence.
13381 Change true dependence by anti-dependence when
13382 `reg_pending_barrier'.
13384 * sched-rgn.c (init_ready_list, can_schedule_ready_p,
13385 add_branch_dependences): Ignore schedule groups.
13387 * sched-ebb.c (init_ready_list): Ditto.
13389 * (move_insn, set_priorities): Ditto.
13391 * config/ia64/ia64.c (ia64_sched_init): Check that schedule group
13392 flag is clear after reload.
13393 (adjust_cost): Change cost only for output dependencies.
13395 * config/ia64/ia64.md: Add more insns into bypass for MM-insns.
13397 2002-09-26 Vladimir Makarov <vmakarov@redhat.com>
13399 * Makefile.in (sched-ebb.o): Add `$(TARGET_H)' to the entry.
13401 * target.h (gcc_target): Add member
13402 `dependencies_evaluation_hook'.
13404 * target-def.h (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New
13405 macro.
13406 (TARGET_SCHED): Add initiatialization of the new member.
13408 * sched-ebb.c: Include `target.h'.
13409 (schedule_ebb): Call `dependencies_evaluation_hook'.
13411 * sched-rgn.c (schedule_region): Call
13412 `dependencies_evaluation_hook'.
13414 * config/ia64/ia64.c (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
13415 New macro.
13416 (ia64_dependencies_evaluation_hook): New function.
13418 * doc/tm.texi (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
13419 Describe the new hook.
13421 2002-09-25 Vladimir Makarov <vmakarov@redhat.com>
13423 * target.h (gcc_target): Add members
13424 `first_cycle_multipass_dfa_lookahead_guard' and `dfa_new_cycle'.
13426 * target-def.h (TARGET_SCHED_DFA_NEW_CYCLE,
13427 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): New
13428 macros.
13429 (TARGET_SCHED): Add initiatialization of the new members.
13431 * haifa-sched.c (schedule_insn): Update last_clock_var for the 1st
13432 insn scheduling too.
13433 (choose_ready): Use `first_cycle_multipass_dfa_lookahead_guard' to
13434 initialize `ready_try'.
13435 (schedule_block): Use `dfa_new_cycle'. Sort `ready' only unless
13436 `dfa_new_cycle' says not to do it.
13438 * config/ia64/ia64.md: Add DFA Itanium 1 description for insn
13439 bundling.
13441 * config/ia64/ia64.h (CPU_UNITS_QUERY): New macro.
13443 * config/ia64/ia64.c: Include `hashtab.h'.
13444 (ia64_first_cycle_multipass_dfa_lookahead_guard,
13445 ia64_dfa_new_cycle, final_emit_insn_group_barriers,
13446 ia64_dfa_sched_reorder, get_free_bundle_state, free_bundle_state,
13447 initiate_bundle_states, finish_bundle_states, bundle_state_hash,
13448 bundle_state_eq_p, insert_bundle_state,
13449 initiate_bundle_state_table, finish_bundle_state_table,
13450 try_issue_nops, try_issue_insn, issue_nops_and_insn, get_max_pos,
13451 get_template, get_next_important_insn, bundling): New functions.
13452 (ia64_internal_sched_reorder): Remove it.
13453 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
13454 TARGET_SCHED_DFA_NEW_CYCLE): New macros.
13455 (ia64_safe_itanium_requires_unit0): Remove it.
13456 (group_barrier_needed_p): Place group barrier right before a real
13457 insn.
13458 (bundle, ia64_packet, NR_PACKETS, type_names, packets, packets):
13459 Remove them.
13460 (bundle_name): New variable.
13461 (_0mii_, _0mmi_, _0mfi_, _0mmf_, _0bbb_, _0mbb_, _0mib_, _0mmb_,
13462 _0mfb_, _0mlx_, _1mii_, _1mmi_, _1mfi_, _1mmf_, _1bbb_, _1mbb_,
13463 _1mib_, _1mmb_, _1mfb_, _1mlx_, pos_1, pos_2, pos_3, pos_4, pos_5,
13464 pos_6, dfa_stop_insn, last_scheduled_insn, dfa_state_size,
13465 temp_dfa_state, prev_cycle_state): New global variables.
13466 (insn_matches_slot, maybe_rotate, finish_last_head,
13467 rotate_one_bundle, rotate_one_bundles, nop_cycles_until,
13468 cycle_end_fill_slots, packet_matches_p, get_split, find_best_insn,
13469 find_best_packet, itanium_reorder, dump_current_packet,
13470 schedule_stop, gen_nop_type, ia64_emit_nops): Remove them.
13471 (sched_data, sched_ready, sched_types): Remove them.
13472 (ia64_sched_init): Initiate only `last_scheduled_insn' and call
13473 `init_insn_group_barriers'.
13474 (ia64_sched_reorder, ia64_sched_reorder2): Call
13475 ia64_dfa_sched_reorder.
13476 (ia64_variable_issue): Rewrite it.
13477 (bundle_state): New structure.
13478 (index_to_bundle_states, bundle_states_num,
13479 allocated_bundle_states_chain, free_bundle_state_chain): New
13480 global variables.
13481 (ia64_sched_finish): Add stop bits and call `bundling' after the
13482 2nd insn scheduling.
13483 (ia64_use_dfa_pipeline_interface): Return zero always.
13484 (ia64_first_cycle_multipass_dfa_lookahead): Return 6 for the 2nd
13485 insn scheduling.
13486 (ia64_init_dfa_pre_cycle_insn): Initialize `dfa_state_size',
13487 `temp_dfa_state', `prev_cycle_state', and `dfa_stop_insn'.
13488 (ia64_reorg): Add bundling insns.
13490 * doc/tm.texi
13491 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
13492 TARGET_SCHED_DFA_NEW_CYCLE): Describe the new hooks.
13494 2002-09-23 Vladimir Makarov <vmakarov@redhat.com>
13496 * config/ia64/ia64.md: Add Itanium1 DFA description.
13497 (itanium_class): Add `nop' and `pre_cycle'. Add
13498 define_function_unit for `nop'.
13499 (nop): Change attribute `itanium_class'.
13500 (pre_cycle): New define_insn.
13502 * config/ia64/ia64-protos.h (bundling_p): New external variable.
13503 (ia64_st_address_bypass_p, ia64_ld_address_bypass_p,
13504 ia64_produce_address_p): New function prototypes.
13506 * config/ia64/ia64.c (bundling_p): New global variable.
13507 (ia64_use_dfa_pipeline_interface,
13508 ia64_first_cycle_multipass_dfa_lookahead,
13509 ia64_init_dfa_pre_cycle_insn, ia64_dfa_pre_cycle_insn): New
13510 functions.
13511 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
13512 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
13513 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
13514 TARGET_SCHED_DFA_PRE_CYCLE_INSN): New macros.
13515 (ia64_sched_init, ia64_sched_reorder, ia64_sched_reorder2,
13516 ia64_variable_issue, ia64_sched_finish): Do nothing before reload.
13517 (dfa_pre_cycle_insn): New variable.
13519 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
13521 * rtl.def (FINAL_PRESENCE_SET, FINAL_ABSENCE_SET): New
13522 constructions.
13524 * genattrtab.h (gen_final_presence_set, gen_final_absence_set):
13525 New function prototypes.
13527 * genattrtab.c (main): Process the new constructions.
13529 * genautomata.c (gen_presence_absence_set,
13530 process_presence_absence_names, process_presence_absence_patterns,
13531 add_presence_absence, check_absence_pattern_sets): Add parameter
13532 `final_p'.
13533 (unit_decl): Add new members `final_presence_list' and
13534 `final_absence_list'.
13535 (unit_pattern_rel_decl): Add new member `final_p'.
13536 (gen_final_presence_set, gen_final_absence_set): New functions.
13537 (process_decls): Use member `final_p'.
13538 (temp_reserv): New global variable.
13539 (reserv_sets_are_intersected): Add processing `final_presence_set'
13540 and `final_absence_set'.
13541 (initiate_states): Allocate `temp_reserv'.
13542 (unit_final_presence_set_table, unit_final_absence_set_table): New
13543 gloabal variables.
13544 (initiate_presence_absence_pattern_sets): Initiate them.
13545 (NDFA_to_DFA): Fix typo.
13546 (output_description): Output `final_presence_set' and
13547 `final_absence_set'.
13549 * doc/md.texi (final_presence_set, final_absence_set): Describe
13550 them.
13552 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
13554 * genautomata.c (transform_3): Process a missing case (nothing on
13555 unit place).
13557 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
13559 * rtl.def (DEFINE_QUERY_CPU_UNIT, AUTOMATA_OPTION): Change
13560 comments about queried units and the minimization.
13562 * doc/md.texi: Ditto.
13564 * genautomata.c (create_composed_state): Return nonzero if the new
13565 state has been created.
13566 (first_cycle_unit_presence): New function.
13567 (state_is_differed): Add new parameter. Use the new function.
13568 Take queried units into account.
13569 (partition_equiv_class): Pass additional parameter to
13570 `state_is_differed'.
13571 (merge_states): Process composed states too.
13572 (build_automaton, create_automata, output_min_issue_delay_table,
13573 output_tables, output_statistics): Output more information.
13574 (output_reserved_units_table): Use function
13575 `first_cycle_unit_presence'.
13576 (output_tables): Output table of queried units even if the
13577 minimization is switched on.
13578 (write_automata): Output code for querying units even if the
13579 minimization is switched on.
13581 2002-09-19 Vladimir Makarov <vmakarov@redhat.com>
13583 * rtl.def (PRESENCE_SET, ABSENCE_SET): Add comments about extended
13584 syntax of the constructions.
13586 * doc/md.texi (PRESENCE_SET, ABSENCE_SET): Add description of
13587 extended syntax of the constructions.
13589 * genautomata.c (unit_rel_decl): Rename it to
13590 `unit_pattern_rel_decl'.
13591 (pattern_set_el, pattern_reserv): New structures.
13592 (pattern_set_el_t, pattern_reserv_t): New types.
13593 (gen_presence_absence_set): New function.
13594 (process_presence_absence): Remove it.
13595 (process_presence_absence_names,
13596 process_presence_absence_patterns): New functions.
13597 (get_presence_absence_set): Remove it.
13598 (initiate_presence_absence_sets): Rename it on
13599 `initiate_presence_absence_pattern_sets'. Use new function
13600 `form_reserv_sets_list'.
13601 (form_reserv_sets_list, check_presence_pattern_sets,
13602 check_absence_pattern_sets, output_pattern_set_el_list): New
13603 functions.
13604 (unit_decl): Change types of members `presence_list' and
13605 `absence_list'.
13606 (unit_rel_decl): Rename member `names_num' to `all_names_num'.
13607 (decl): Change types of members `excl', `presence', and `absence'.
13608 (get_str_vect): Rename `par_flag' to `paren_p'. Add null element
13609 at the end of the vector.
13610 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13611 gen_automaton, gen_regexp_repeat, gen_regexp_allof,
13612 gen_regexp_oneof, gen_regexp_sequence): Use boolean values.
13613 (gen_presence_set, gen_absence_set): Use new function
13614 `gen_presence_absence_set'.
13615 (add_presence_absence): Process `pattern_list' instead of
13616 `source_list'.
13617 (process_decls): USe new functions
13618 `process_presence_absence_names' and
13619 `process_presence_absence_patterns'.
13620 (reserv_sets_are_intersected): Use new function
13621 `check_presence_pattern_sets'.
13622 (presence_set, absence_set): Remove them.
13623 (unit_presence_set_table, unit_absence_set_table): New global
13624 variables.
13625 (output_description): Use new function
13626 `output_pattern_set_el_list'.
13627 (generate): Use `initiate_presence_absence_pattern_sets'.
13629 2002-09-18 Vladimir Makarov <vmakarov@redhat.com>
13631 * genattr.c (main): Add output of prototype of new interface
13632 function `dfa_clean_insn_cache'.
13634 * genautomata.c (output_dfa_clean_insn_cache_func): New function.
13635 (DFA_CLEAN_INSN_CACHE_FUNC_NAME): New macro.
13636 (output_dfa_start_func): Use function `dfa_clean_insn_cache' in
13637 the generated code.
13638 (write_automata): Call the new function.
13640 2003-01-09 Jan Hubicka <jh@suse.cz>
13642 * i386.md (unit, prefix_0f, memory attributes): Hanlde sseicvt
13643 correctly.
13645 2003-01-09 Paolo Carlini <pcarlini@unitus.it>
13647 * doc/tm.texi (EXTRA_ADDRESS_CONSTRAINT): Fix typo.
13649 2003-01-09 J"orn Rennecke <joern.rennecke@superh.com>
13651 * defaults.h (EXTRA_MEMORY_CONSTRAINT): Add STR argument.
13652 (EXTRA_ADDRESS_CONSTRAINT): Likewise.
13653 (CONSTRAINT_LEN): Provide default definition.
13654 (CONST_OK_FOR_CONSTRAINT_P): Likewise.
13655 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Likewise.
13656 (EXTRA_CONSTRAINT_STR): Likewise.
13657 (REG_CLASS_FROM_CONSTRAINT): Define.
13658 * genoutput.c (check_constraint_len, constraint_len): New functions.
13659 (validate_insn_alternatives): Check CONSTRAINT_LEN for each
13660 constraint / modifier.
13661 (gen_insn): Call check_constraint_len.
13662 * local-alloc.c (block_alloc): Update to use new macros / pass
13663 second argument to EXTRA_{MEMORY,ADDRESS}_CONSTRAINT.
13664 * ra-build.c (handle_asm_insn): Likewise.
13665 * recog.c (asm_operand_ok, preprocess_constraints): Likewise.
13666 (constrain_operands, peep2_find_free_register): Likewise.
13667 * regclass.c (record_operand_costs, record_reg_classes): Likewise.
13668 * regmove.c (find_matches): Likewise.
13669 * reload.c (push_secondary_reload, find_reloads): Likewise.
13670 (alternative_allows_memconst): Likewise.
13671 * reload1.c (maybe_fix_stack_asms): Likewise.
13672 (reload_cse_simplify_operands): Likewise.
13673 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13674 * doc/tm.texi (CONSTRAINT_LEN, REG_CLASS_FROM_CONSTRAINT): Document.
13675 (CONST_OK_FOR_CONSTRAINT_P): Likewise.
13676 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P, EXTRA_CONSTRAINT_STR): Likewise.
13677 (EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Add STR argument.
13678 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Likewise.
13680 * sh.h (OVERRIDE_OPTIONS): Allow first scheduling pass for SH5.
13682 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
13684 * config/h8300/h8300.md (*extzv_1_r_h8300): Correct the insn
13685 length.
13686 (*extzv_1_r_h8300hs): Likewise.
13687 (*extzv_1_r_inv_h8300): Likewise.
13688 (*extzv_1_r_inv_h8300hs): Likewise.
13690 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
13692 * config/h8300/h8300.h (PREDICATE_CODES): New.
13694 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
13696 * config/h8300/h8300.md (*addsi3_upper): New.
13697 (*iorsi3_shift): Likewise.
13698 (two splitters): Likewise.
13699 (*addsi3_shift): Likewise.
13700 (two splitters): Likewise.
13702 2003-01-09 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
13704 * Makefile.in (optabs.o): Add dependency on basic-block.h.
13705 * basic-block.h (control_flow_insn_p): Fuction was exported.
13706 * cfgbuild.c (control_flow_insn_p): Fuction was made non-static.
13707 * optabs.c (emit_libcall_block): Emit REG_LIBCALL and REG_RETVAL
13708 notes only when the region is contained in a single basic block.
13710 2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13712 PR inline-asm/8832
13713 * tree.h (expand_asm): New prototype.
13714 * stmt.c (expand_asm): Set the MEM_VOLATILE_P flag if instructed
13715 to do so.
13716 * c-semantics (genrtl_asm_stmt): Pass the RID_VOLATILE qualifier
13717 down to expand_asm.
13718 * c-typeck.c (simple_asm_stmt): Set the RID_VOLATILE qualifier.
13719 * rtlanal.c (volatile_insn_p) [ASM_INPUT]: Test the MEM_VOLATILE_P flag.
13720 (volatile_refs_p) [ASM_INPUT]: Likewise.
13721 (side_effects_p) [ASM_INPUT]: Likewise.
13723 2003-01-09 Jan Hubicka <jh@suse.cz>
13725 * i386.md (*mul*): FIx constraints; remove confused comment; fix
13726 athlon_decode attributes
13727 (imul/k8 optimization peep2s): New.
13729 * athlon.md (athlon_ssecmp*): Handle ssecomi as well.
13730 * i386.md (type attribute): Add ssecomi.
13731 (unit, memory, prefix attributes): Handle ssecomi.
13732 (cvt?2? patterns): Fix athlon_decode attribute
13733 (comi patterns): Set attribute to ssecomi.
13735 PR target/8343
13736 * m68k.md (umulsidi, mulsidi expanders): Use register operand.
13738 2003-01-09 Richard Sandiford <rsandifo@redhat.com>
13740 * config/mips/mips.h (PREDICATE_CODES): Add ADDRESSOF for predicates
13741 that match register_operands.
13742 * config/mips/mips.c (reg_or_0_operand, true_reg_or_0_operand): Make
13743 register_operand the default case.
13745 2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13747 PR c/8032
13748 * c-typeck.c (process_init_element) [RECORD_TYPE]: For
13749 an empty element, do not advance the pointer to unfilled
13750 fields if there are pending initializers.
13752 2003-01-09 Christian Cornelssen <ccorn@cs.tu-berlin.de>
13754 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Also pass DESTDIR.
13755 (install-gcc-tooldir, install-cpp, installdirs,
13756 install-common, install-driver, install-info, install-man,
13757 install-headers, install-include-dir, install-headers-tar,
13758 install-headers-cpio, install-headers-cp, install-mkheaders,
13759 install-collect2, uninstall): Prepend $(DESTDIR) to
13760 destination paths in all (un)installation commands.
13761 (install-driver): Rewrite $(LN) commands to support DESTDIR
13762 with "ln" as well as with "ln -s".
13763 (installdirs): Simply use mkinstalldirs.
13764 (install-libgcc, install-multilib): Also pass DESTDIR.
13765 * mklibgcc.in: Prepend $(DESTDIR) to $(libsubdir) in the
13766 installation destination variable ldir.
13767 * config/alpha/t-osf4, config/arm/t-netbsd,
13768 config/ia64/t-hpux, config/mips/t-iris5-6,
13769 config/pa/t-hpux-shlib, config/rs6000/t-aix43,
13770 config/rs6000/t-aix52, config/t-slibgcc-elf-ver,
13771 config/t-slibgcc-sld: Prepend $$(DESTDIR) to $$(slibdir)
13772 in the definition of SHLIB_INSTALL.
13773 * config/arc/t-arc (install-multilib-arc): Prepend $(DESTDIR) to
13774 $(libsubdir) in the installation commands.
13776 2003-01-08 Kaz Kojima <kkojima@gcc.gnu.org>
13778 * config/sh/sh.h (CASE_VECTOR_MODE): Use SImode for a
13779 non-optimizing compile.
13780 (ASM_OUTPUT_ADDR_VEC_ELT): Use .long for a non-optimizing
13781 compile.
13783 2003-01-08 Douglas B Rupp <rupp@gnat.com>
13785 * config/i386/i386.c (ix86_attribute_table): Add new attributes
13786 ms_struct and gcc_struct.
13787 (ix86_handle_struct_attribute): New function.
13788 (ix86_ms_bitfield_layout_p): Update to take new attributes
13789 into account.
13790 * doc/extend.texi: Document new attributes.
13791 * testsuite/gcc.dg/bf-ms-attrib.c: New test.
13793 2003-01-08 Danny Smith <dannysmith@users.sourceforge.net>
13795 PR optimization/8750
13796 * config/i386/i386.c (ix86_expand_prologue): Don't allow
13797 scheduling pass to move insns across __alloca call.
13799 2003-01-08 Dale Johannesen <dalej@apple.com>
13801 * config/rs6000/rs6000.md: Replace *store_multiple_string
13802 with *stmsi[3-8].
13804 2003-01-08 Jeff Sturm <jsturm@one-point.com>
13806 PR target/9210
13807 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info):
13808 Set SYMBOL_REF_FLAG on local data sym_ref.
13810 2003-01-08 Dale Johannesen <dalej@apple.com>
13812 * function.c (assign_parms): Don't set pretend_args_size if
13813 REG_PARM_STACK_SPACE.
13814 config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
13815 pretend_args_size.
13817 2003-01-08 Nathanael Nerode <neroden@gcc.gnu.org>
13819 * gcc.hlp: Delete.
13821 2003-01-09 Jan Hubicka <jh@suse.cz>
13823 * i386.c (ix86_expand_int_addcc): Fix thinko.
13825 2003-01-08 David Edelsohn <edelsohn@gnu.org>
13827 * config/rs6000/rs6000.h (FUNCTION_MODE): Always use SImode.
13828 * config/rs6000/rs6000.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine
13829 as hook_bool_tree_hwi_hwi_tree_true.
13830 (rs6000_emit_allocate_stack): Use TARGET_32BIT.
13831 (rs6000_emit_epilogue): Same.
13832 (rs6000_output_mi_thunk): Re-implement as RTL.
13833 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Call
13834 xcoffout_declare_function if any debugging enabled.
13836 2003-01-08 Chris Demetriou <cgd@broadcom.com>
13838 * config.gcc (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*): New
13839 targets, to support MIPS32 Release 2 (MIPS32R2) configurations.
13840 * config/mips/mips.h (enum processor_type): Rename
13841 PROCESSOR_R4KC to PROCESSOR_4KC, PROCESSOR_R5KC to
13842 PROCESSOR_5KC, and PROCESSOR_R20KC to PROCESSOR_20KC.
13843 Add PROCESSOR_M4K.
13844 (TARGET_MIPS4KC, TARGET_MIPS5KC): Update for the renaming.
13845 (ISA_MIPS32R2): New define.
13846 (GENERATE_MULT3_SI, ISA_HAS_CONDMOVE, ISA_HAS_8CC)
13847 (ISA_HAS_MADD_MSUB, ISA_HAS_CLZ_CLO)
13848 (ISA_HAS_PREFETCH): Add support for MIPS32R2.
13849 (MIPS_ISA_DEFAULT): Likewise. Also, fix indentation.
13850 (TARGET_CPU_CPP_BUILTINS): Add support for MIPS32R2. Add new
13851 predefine __mips_isa_rev for MIPS32, MIPS32R2, and MIPS64.
13852 (ISA_HAS_ROTR_SI): Add support for MIPS32R2, and avoid if
13853 compiling MIPS16 code.
13854 (ISA_HAS_ROTR_DI): Do not use if compiling MIPS16 code, and fix
13855 comment.
13856 (ISA_HAS_SEB_SEH): New define.
13857 (ASM_SPEC, LINK_SPEC): Pass -mips32r2 to assembler and linker.
13858 * config/mips/mips.c (mips_cpu_info_table): Adjust for enum
13859 processor_type value renaming. Add support for MIPS32R2.
13860 Clean up comments, and move "sb1" entry with other MIPS64 CPU
13861 entries.
13862 (override_options): Reimplement -mipsN option handling so that
13863 it will work correctly for -mips32r2. Avoid branch-likely
13864 instructions on MIPS32R2.
13865 * config/mips/mips.md (mulsi3_mult3): Add support for MIPS32R2.
13866 (extendhisi2): Use extendhisi2_hw if ISA_HAS_SEB_SEH.
13867 (extendqisi2): Use extendqisi2_hw if ISA_HAS_SEB_SEH.
13868 (extendhisi2_hw, extendqisi2_hw): New.
13869 * config/mips/netbsd.h (TARGET_CPU_CPP_BUILTINS): Add support
13870 for MIPS32R2. Add new predefine __mips_isa_rev for MIPS32,
13871 MIPS32R2, and MIPS64.
13872 (LINK_SPEC): Pass -mips32r2 to linker.
13873 * config/mips/t-isa3264: Built -mips32r2 multilibs.
13874 * doc/invoke.texi (MIPS Options): Add -mips32r2, add support
13875 for mips32r2 in the -march description. Alphabetically sort
13876 CPU names in the -march description. Add long-missed -mips32
13877 and -mips64 to MIPS option summary.
13879 * config.gcc: Update copyright years to include 2003.
13880 * config/mips/mips.c: Likewise.
13881 * config/mips/mips.h: Likewise.
13882 * config/mips/mips.md: Likewise.
13883 * config/mips/netbsd.h: Likewise.
13884 * doc/invoke.texi: Likewise.
13886 2003-01-08 Andreas Schwab <schwab@suse.de>
13888 * aclocal.m4 (gcc_AC_INITFINI_ARRAY): Fix spelling of cache
13889 variable.
13890 * configure: Regenerated.
13892 2003-01-08 Kazu Hirata <kazu@cs.umass.edu>
13894 * config/h8300/h8300.c (output_logical_op): Replace byte/word
13895 extraction of det with b0, b1, w0, w2, etc.
13896 (compute_logical_op_length): Likewise.
13897 (compute_logical_op_cc): Likewise.
13899 2003-01-08 Kazu Hirata <kazu@cs.umass.edu>
13901 * config/h8300/h8300.h (CONSTANT_ADDRESS_P): Allow CONST and
13902 HIGH on all variants.
13904 2003-01-08 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
13906 * Makefile.in (PARTITION_H): New.
13907 (BASIC_BLOCK_H): Added hard-reg-set.h and $(PARTITION_H).
13908 * basic-block.h: Include hard-reg-set.h.
13910 2003-01-08 Richard Earnshaw <rearnsha@arm.com>
13912 * arm.h (ENABLE_XF_PATTERNS): Delete.
13913 * arm.md (addxf3, subxf3, mulxf3, divxf3, modxf3, negxf2, absxf2)
13914 (sqrtxf2, floatsixf2, fix_truncxfsi2, truncxfsf2, truncxfdf2)
13915 (extendsfxf2, extenddfxf2, movxf, cmpxf, cmpxf_insn)
13916 (cmpxf_trap): Delete.
13917 (movxf_hard_insn): Remove test of ENABLE_XF_PATTERNS.
13919 2003-01-08 Jan Hubicka <jh@suse.cz>
13921 * i386.md (adddi3_carry_rex64, subdi3_carry_rex64): Name pattern.
13922 (addhi3_carry, addqi3_carry, subhi3_carry, subqi3_carry): New patterns.
13923 (add??cc): New expanders.
13924 * i386.c (expand_int_addcc): New function.
13925 * i386-protos.h (expand_int_addcc): Declare.
13927 * alias.c (memory_modified_1): New static function.
13928 (memory_modified): New static varaible.
13929 (memory_modified_in_insn_p): New global function.
13930 * rtl.h (memory_modified_in_insn_p): Declare.
13931 * rtlanal.c (modified_between_p, modified_in_p): Be smart about memory
13932 references.
13934 * expr.h (emit_conditional_add): Declare.
13936 2003-01-07 Janis Johnson <janis187@us.ibm.com>
13938 PR other/8947
13939 * doc/invoke.texi (-malign-double): Explain that the option breaks
13940 binary compatibility.
13942 2003-01-08 Andreas Schwab <schwab@suse.de>
13944 * config.gcc (m68k-*-linux*): Don't set extra_parts and gnu_ld,
13945 should come from the generic *-*-linux* entry.
13947 2003-01-07 Jan Hubicka <jh@suse.cz>
13949 * cselib.c (cselib_current_insn_in_libcall): New static variable.
13950 (new_elt_loc_list, cselib_process_insn, cselib_init): Keep track on whether
13951 we are inside libcall.
13952 * cselib.h (elt_loc_list): Add in_libcall.
13953 * gcse.c (do_local_cprop): Do not copy propagate using insns
13954 in libcalls.
13956 2003-01-07 David Edelsohn <edelsohn@gnu.org>
13958 * doc/tm.texi (TARGET_SCHED_VARIABLE_ISSUE): CLOBBER and USE do
13959 not normally affect to issue rate.
13961 2003-01-07 Jan Hubicka <jh@suse.cz>
13963 * genopinit.c (optabs): Add addc_optab.
13964 * ifcvt.c (noce_try_store_flag): Rename to ...
13965 (noce_try_addcc): ... this one; handle generic conditional increment.
13966 (noce_process_if_block): Update noce_try_addcc call.
13967 * optabs.c (emit_conditional_add): New.
13968 (init_obtabs): Initialize addc_optab.
13969 * optabs.h (optab_index): Add OTI_addcc.
13970 (addcc_optab): New macro.
13971 * md.texi: Document addMcc
13973 PR target/8322
13974 * i386.c (ix86_init_mmx_sse_builtins): Constify arguments of loads.
13975 * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
13976 * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
13978 * reload1.c (delete_output_reload): Avoid repeated attempts
13979 to delete insn.
13981 2003-01-07 Andreas Schwab <schwab@suse.de>
13983 * configure.in: Restore CFLAGS before gcc_AC_INITFINI_ARRAY.
13984 Move --enable-initfini-array check ...
13985 * aclocal.m4 (gcc_AC_INITFINI_ARRAY): ... here. Define
13986 HAVE_INITFINI_ARRAY also when --enable-initfini-array is given.
13987 Don't AC_SUBST gcc_cv_initfinit_array. Use AC_TRY_RUN.
13988 * configure: Rebuild.
13990 2003-01-07 Richard Henderson <rth@redhat.com>
13992 * alias.c (find_base_value): Only use new_reg_base_value shortcut
13993 if the register is set once.
13995 2003-01-07 Sylvain Pion <Sylvain.Pion@mpi-sb.mpg.de>
13997 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
13998 __builtin_ia32_ldmxcsr and __builtin_ia32_stmxcsr are SSE, not MXX.
13999 * config/i386/i386.md (ldmxcsr, stmxcsr): SSE, not MMX.
14001 2003-01-07 Benjamin Kosnik <bkoz@redhat.com>
14002 Sunil Davasam <sunil.k.davasam@intel.com>
14004 PR libstdc++/9076
14005 * unwind-dw2.c (execute_cfa_program): DW_CFA_undefined,
14006 DW_CFA_same_value, read next and ignore.
14008 2003-01-07 Richard Henderson <rth@redhat.com>
14010 * cfganal.c (flow_call_edges_add): Don't crash on noreturn call.
14012 2003-01-07 Daniel Berlin <dberlin@dberlin.org>
14014 * cfg.c: Include alloc-pool.h
14015 (edge_pool): New pool.
14016 (bb_pool): New pool.
14017 (first_deleted_edge): Remove.
14018 (first_deleted_block): Remove.
14019 (init_flow): Alloc/free the pools.
14020 (free_edge): Use pools.
14021 (alloc_block): Ditto.
14022 (expunge_block): Ditto.
14023 (cached_make_edge): Ditto.
14025 * Makefile.in (cfg.o): Add alloc-pool.h dependency.
14027 2003-01-07 Daniel Berlin <dberlin@dberlin.org>
14029 * et-forest.c: Include alloc-pool.h.
14030 (struct et_forest): Add node_pool and occur_pool.
14031 (et_forest_create): Create the new pools.
14032 (et_forest_delete): Delete them.
14033 (et_forest_add_node): Allocate and free using pools.
14034 (et_forest_add_edge): Ditto.
14035 (et_forest_remove_node): Ditto.
14036 (et_forest_remove_edge): Ditto.
14038 * Makefile.in (et-forest.o): Add alloc-pool.h dependency.
14040 2003-01-07 Kazu Hirata <kazu@cs.umass.edu>
14042 * config/h8300/h8300.c (output_logical_op): Simplify and
14043 optimize the handling of SImode.
14044 * config/h8300/h8300.c (compute_logical_op_length): Update
14045 accordingly.
14046 * config/h8300/h8300.c (compute_logical_op_cc): Likewise.
14048 2003-01-07 Richard Sandiford <rsandifo@redhat.com>
14050 * config/mips/mips.c (mips_va_arg): In the EABI code, apply the
14051 big-endian correction to indirect arguments too.
14053 2003-01-06 Aldy Hernandez <aldyh@redhat.com>
14055 Segher Boessenkool <segher@koffie.nl>
14057 * config/rs6000/rs6000.c (rs6000_reg_names): Add missing registers.
14058 (alt_reg_names): Ditto, fix formatting.
14059 * config/rs6000/rs6000.h (DEBUG_REGISTER_NAMES): Fix formatting.
14061 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
14063 * config/h8300/h8300.c (final_prescan_insn): Constify uid.
14064 (output_logical_op): Constify intval and det.
14065 (compute_logical_length): Likewise.
14066 (compute_logical_cc): Likewise.
14067 (output_a_shift): Constify mask.
14068 (h8300_encode_label): Constify len.
14070 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
14072 * config/h8300/h8300.c (h8300_expand_prologue): Remove fsize.
14073 (h8300_expand_epilogue): Likewise.
14075 2003-01-06 Aldy Hernandez <aldyh@redhat.com>
14077 Segher Boessenkool <segher@koffie.nl>
14079 * config/rs6000/altivec.md: Remove spaces from assembler
14080 instruction argument lists.
14082 2003-01-07 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14084 * config/c4x/c4x.c (c4x_naked_function_p): Rename from
14085 c4x_assembler_function_p.
14086 (c4x_null_epilogue_p): Complement return value, all uses updated.
14087 (c4x_insert_attributes): Add naked.
14088 * config/c4x/c4x.md (c4x_null_epilogue_p): Changes uses.
14089 * doc/extend.texi: Update C4x function attributes.
14091 2003-01-06 Richard Henderson <rth@redhat.com>
14093 * config/alpha/alpha.c (alpha_encode_section_info): Adjust symbol_str
14094 properly when changing "local-ness".
14095 * config/alpha/alpha.md (movdi_er_high_g): Allow all symbols.
14097 2003-01-06 Dale Johannesen <dalej@apple.com>
14099 * config/darwin-protos.h: Add prototypes for new section functions.
14101 2003-01-06 Chris Demetriou <cgd@broadcom.com>
14103 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*): Default ABI
14104 to EABI.
14106 2003-01-06 Zack Weinberg <zack@codesourcery.com>
14108 * hwint.h: If the current compiler has no 64-bit type at all,
14109 make HOST_WIDEST_INT 32 bits.
14111 2003-01-06 Eric Christopher <echristo@redhat.com>
14113 * config/mips/mips.md (movdf_internal2): Fix constraints.
14115 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
14117 * config/h8300/h8300.md (*twoshifts_l16_r1): New.
14119 2003-01-06 Richard Sandiford <rsandifo@redhat.com>
14121 * config/mips/mips.md (leadi): Use dla rather than la.
14123 2003-01-06 Svein E. Seldal <Svein.Seldal@solidas.com>
14125 * config/c4x/c4x.h: Updated specs for new gas format. Fixed bug
14126 in C33_FLAG. Added proper C33 support in ASM_FILE_START macro.
14128 2003-01-06 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
14130 * config/c4x/c4x.h: Remove hwint.h include and HOST_WIDE_INT_PRINT_HEX
14131 redefinition.
14133 2003-01-05 Kazu Hirata <kazu@cs.umass.edu>
14135 * config/h8300/h8300.md (*extzv_8_23): New.
14137 2003-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
14139 * pa64-hpux.h (JCR_SECTION_NAME): Define.
14140 (PA_INIT_FRAME_DUMMY_ASM_OP): Check EH_FRAME_SECTION_NAME instead of
14141 USE_EH_FRAME_REGISTRY when defining.
14143 2003-01-05 Kazu Hirata <kazu@cs.umass.edu>
14145 * config/h8300/h8300.c (output_a_shift): Do not output a
14146 variable shift.
14147 * config/h8300/h8300.md (two splitters): New.
14149 2003-01-05 Richard Sandiford <rsandifo@redhat.com>
14151 * config/mips/mips.md: Disable the movstrsi define_split.
14153 2003-01-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14155 * alloc-pool.c: Don't include "libiberty.h".
14156 * config/sparc/gmon-sol2.c: Include <fcntl.h>.
14157 * convert.c (convert_to_real): Hide unused variable.
14159 2003-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14161 * Makefile.in (gtyp-gen.h): Const-ify.
14162 * gcov-dump.c (tag_table): Likewise.
14164 2003-01-04 Bruce Korb <bkorb@gnu.org>
14166 * fixinc/fixfixes.c(wrap_fix): the wrapper guard must be a function
14167 of *both* the file name and the fix name.
14169 2003-01-04 John David Anglin <dave.anglin@nrc.ca>
14171 * config.gcc (hppa*64*-*-hpux11*): Define extra_parts. Don't use
14172 collect2.
14173 * pa-hpux11.h (LDD_SUFFIX, PARSE_LDD_OUTPUT): Undefine.
14174 (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Define.
14175 * pa64-hpux.h (HP_INIT_ARRAY_SECTION_ASM_OP,
14176 GNU_INIT_ARRAY_SECTION_ASM_OP, HP_FINI_ARRAY_SECTION_ASM_OP,
14177 GNU_FINI_ARRAY_SECTION_ASM_OP): Define.
14178 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Define when not using
14179 elfos.h.
14180 (EH_FRAME_IN_DATA_SECTION): Delete define.
14181 (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Undefine.
14182 (STARTFILE_SPEC): Use crtbegin.o.
14183 (ENDFILE_SPEC): Use crtend.o.
14184 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION,
14185 SUPPORTS_INIT_PRIORITY, PA_CXA_FINALIZE_STUB, PA_INIT_FINI_HACK,
14186 PA_INIT_FRAME_DUMMY_ASM_OP, PA_JV_REGISTERCLASSES_STUB,
14187 DTOR_LIST_BEGIN): Define.
14188 * pa.c (TARGET_ASM_CONSTRUCTOR): Define.
14189 (pa_asm_out_constructor, pa_asm_out_destructor): New functions.
14190 * som.h (SUPPORTS_INIT_PRIORITY): Delete define.
14192 2002-12-31 Larin Hennessy <larin@science.oregonstate.edu>
14194 * fixinc/fixinc.svr4: Remove references to i860, Sony NewsOS, and spur.
14195 * fixinc/inclhack.def: Remove tests for Apple A/UX, ARM/RISCiX, DG/UX,
14196 m88k-*-sysv3*, Sony NewsOS. Remove references to i860.
14197 Cleanup handling of replacement text.
14198 * fixinc/mkfixinc.sh: Remove reference to i?86-*-osf1*
14200 2003-01-04 Bruce Korb <bkorb@gnu.org>
14202 * fixinc/tests/base/math.h: removed obsolete results
14203 * fixinc/tests/base/stdlib.h: ditto
14204 * fixinc/tests/base/sys/param.h: ditto
14205 * fixinc/tests/base/sys/stat.h: ditto
14206 * fixinc/tests/base/time.h: ditto
14207 * fixinc/tests/base/X11/Intrinsic.h: removed obsolete file
14208 * fixinc/tests/base/sys/byteorder.h: ditto
14209 * fixinc/inclhack.def: Remove superfluous backslashes
14211 2003-01-04 Kazu Hirata <kazu@cs.umass.edu>
14213 * config/h8300/h8300-protos.h: Add prototypes for
14214 the new functions defined below.
14215 * config/h8300/h8300.c (TARGET_ASM_FUNCTION_PROLOGUE): Do not
14216 define.
14217 (dosize): Emit RTL instead of assembly code.
14218 (push): Likewise.
14219 (pop): Likewise.
14220 (h8300_output_function_prologue): Remove.
14221 (h8300_expand_prologue): New.
14222 (h8300_expand_epilogue): New.
14223 (h8300_output_function_epilogue): Do only the reset of
14224 pragma_saveall.
14225 * config/h8300/h8300.md (push_h8300): New.
14226 (push_h8300hs): Likewise.
14227 (pop_h8300): Likewise.
14228 (pop_h8300hs): Likewise.
14229 (*stm_h8300s_2): Change the name to stm_h8300s_2.
14230 (*stm_h8300s_3): Change the name to stm_h8300s_3.
14231 (*stm_h8300s_4): Change the name to stm_h8300s_4.
14232 (*ldm_h8300s_2): New.
14233 (*ldm_h8300s_3): Likewise.
14234 (*ldm_h8300s_4): Likewise.
14235 (return): Likewise.
14236 (*return_1): Likewise.
14237 (prologue): Likewise.
14238 (epilogue): Likewise.
14239 (monitor_prologue): Likewise.
14241 2003-01-03 Dale Johannesen <dalej@apple.com>
14243 * config/darwin.h: (EXTRA_SECTIONS): Add machopic_symbol_stub1,
14244 machopic_picsymbol_stub1.
14245 (EXTRA_SECTION_FUNCTIONS): Ditto.
14246 * rs6000/rs6000.c: Update copyright.
14247 (machopic_output_stub): Use them. Remove an insn from stub code.
14249 2003-01-02 Jason Merrill <jason@redhat.com>
14251 * fold-const.c (fold) [COND_EXPR]: Avoid NOP_EXPRs better.
14253 * integrate.c (copy_decl_for_inlining): Don't clear the rtl for
14254 static/external decls.
14256 * c-common.c (finish_fname_decls): Put the DECL_STMTs inside the
14257 outermost scope.
14258 * c-decl.c (c_make_fname_decl): Push the decls there, too.
14260 2003-01-03 Kazu Hirata <kazu@cs.umass.edu>
14262 * config/h8300/h8300-protos.h: Add a prototype for
14263 h8300_current_function_interrupt_function_p.
14264 * config/h8300/h8300.c (interrupt_handler): Remove.
14265 (os_task): Likewise.
14266 (monitor): Likewise.
14267 (pragma_interrupt): New.
14268 (WORD_REG_USED): Use
14269 h8300_current_function_interrupt_function_p.
14270 (dosize): Likewise.
14271 (h8300_output_function_prologue): Likewise.
14272 Do not set interrupt_handler, os_task, monitor.
14273 (h8300_output_function_prologue): Use
14274 h8300_current_function_interrupt_function_p.
14275 Do not set interrupt_handler, os_task, monitor.
14276 (h8300_current_function_interrupt_function_p): New.
14277 (h8300_pr_interrupt): Set pragma_interrupt.
14278 (h8300_insert_attributes): Reset pragma_interrupt.
14280 2003-01-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14282 * doc/install.texi (Configuration): Fix markup for reference to
14283 gcc/config.gcc.
14285 2003-01-02 Kazu Hirata <kazu@cs.umass.edu>
14287 * config/h8300/h8300.md (*iorhi3_zext): Relax the condition.
14288 (*iorhi3_two_qi): Likewise.
14289 (*iorsi3_zexthi): Likewise.
14290 (*xorhi3_zextqi): Likewise.
14291 (*xorsi3_zexthi): Likewise.
14292 (*xorsi3_zextqi): Likewise.
14294 2003-01-02 Kazu Hirata <kazu@cs.umass.edu>
14296 * config/h8300/h8300.c (stack_pointer_operand): New.
14297 (const_int_gt_2_operand): Likewise.
14298 (const_int_ge_8_operand): Likewise.
14299 * config/h8300/h8300.md (a splitter): Likewise.
14300 (a peephole2): Likewise.
14301 * config/h8300/h8300-protos.h: Add prototypes for the new
14302 functions above.
14304 2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl>
14306 * objc/Make-lang.in, objc/config-lang.in, objc/lang-specs.h,
14307 objc/objc-act.h: Fix copyright years.
14309 2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl>
14311 * doc/passes.texi: Fix documentation for -fssa-ccp
14313 2003-01-02 Neil Booth <neil@daikokuya.co.uk>
14315 * gccbug.in: Update for new categories.
14317 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14319 * config/h8300/h8300.md: Reorder some patterns.
14321 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14323 * config/h8300/h8300.c (output_logical_op): Fix a warning.
14325 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
14327 * config/darwin-protos.h, config/c4x/c4x-protos.h,
14328 config/cris/cris-protos.h, config/i370/i370-protos.h,
14329 config/i960/i960-protos.h, config/ia64/ia64-protos.h,
14330 config/v850/v850-protos.h: Use struct, and don't conditionally
14331 compile on GCC_C_PRAGMA_H.
14333 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14335 * config/arm/arm-protos.h: Remove #ifdef GCC_C_PRAGMA_H.
14336 * config/h8300/h8300-protos.h: Likewise.
14337 * config/sh/sh-protos.h: Likewise.
14339 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14341 * config/arm/arm-protos.h: Use struct cpp_reader instead of
14342 cpp_reader.
14343 * config/h8300/h8300-protos.h: Likewise.
14344 * config/sh/sh-protos.h: Likewise.
14346 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
14348 * config/arm/arm.c (arm_pr_long_calls, arm_pr_no_long_calls,
14349 arm_pr_long_calls_off): Use struct.
14350 * config/h8300/h8300.c (h8300_pr-interrupt, h8300_pr_saveall)
14351 : Similarly.
14352 Don't include cpplib.h.
14353 * config/sh/sh.c (sh_pr_interrupt, sh_pr_trapa,
14354 sh_pr_nosave_low_regs): Similarly.
14356 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14358 * config/h8300/h8300.c: Include cpplib.h.
14360 2003-01-01 Steven Bosscher <s.bosscher@student.tudelft.nl>
14362 * objc/Make-lang.in, objc/config-lang.in, objc/lang-options.h,
14363 objc/lang-specs.h, objc/objc-act.c, objc/objc-act.h,
14364 objc/objc-lang.c, objc/objc-tree.def: Replace "GNU CC" with
14365 "GCC" in the copyright header.
14367 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
14369 * c-pragma.c (c_register_pragma): New.
14370 (init_pragma): Use it.
14371 * c-pragma.h (cpp_register_pragma): Don't declare.
14372 (c_register_pragma): New.
14373 * cpplib.h: Remove #ifdef GCC_C_PRAGMA_H.
14374 * config/darwin.h (REGISTER_TARGET_PRAGMAS): Update.
14375 * config/arm/arm.h (REGISTER_TARGET_PRAGMAS): Update.
14376 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
14377 * config/h8300/h8300.h (REGISTER_TARGET_PRAGMAS): Update.
14378 * config/i370/i370.h (REGISTER_TARGET_PRAGMAS): Update.
14379 * config/i960/i960.h (REGISTER_TARGET_PRAGMAS): Update.
14380 * config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Update.
14381 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Update.
14382 * config/sh/sh.h (REGISTER_TARGET_PRAGMAS): Update.
14383 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS): Update.
14384 * doc/tm.texi (REGISTER_TARGET_PRAGMAS): Update
14386 See ChangeLog.8 for earlier changes.