| blob | 8683cd0890d91a1fb41412ce433b820663889e1e |
1 2003-05-09 Mark Mitchell <mark@codesourcery.com>
3 * config/rs6000/rs6000.c (spe_init_builtins): Fix typo in creation
4 of int_ftype_void.
6 2003-05-09 Olivier Hainque <hainque@act-europe.fr>
8 * config/arm/vxxscale.h, config/arm/vxxscale-coff.h: New files.
9 * config/arm/vxxscale-elf.h, config/arm/t-vxxscale-elf: Likewise.
10 * config.gcc (xscale-coff-vxworks, xscale-wrs-vxworks): New new cases.
11 * fixinc/fixinc.copy: New file.
12 * fixinc/mkfixinc.sh (*-vxworks*): New case, using above.
14 2003-05-09 Alexandre Oliva <aoliva@redhat.com>
16 * reload1.c (reload_cse_move2add): Don't turn an implicit
17 truncation into a self-set in the narrow mode.
19 2003-05-09 Richard Earnshaw <rearnsha@arm.com>
21 * arm.md (clzsi2): The CLZ instruction is predicable.
23 2003-05-09 Bob Wilson <bob.wilson@acm.org>
25 * config/xtensa/xtensa.c: Formatting.
27 2003-05-09 Diego Novillo <dnovillo@redhat.com>
29 * tree-dump.c (dequeue_and_dump): Use CONSTRUCTOR_ELTS,
30 instead of TREE_OPERAND to access the operand of a
31 CONSTRUCTOR node.
33 2003-05-09 Diego Novillo <dnovillo@redhat.com>
35 * tree-dump.c (dequeue_and_dump): CONSTRUCTOR nodes contain only
36 one operand.
38 2003-05-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
40 * toplev.h (warning_with_file_and_line): Don't declare.
41 (error_with_file_and_line): Likewise.
42 * diagnostic.c (error_with_file_and_line): Remove.
43 (warning_with_file_and_line): Likewise.
45 2003-05-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
47 * c-parse.in (if_stmt_locus): New object.
48 (if_prefix rule): Use it. Don't use warning_with_file_and_line.
49 (select_or_iter_stmt rule): Likewise.
50 (if_stmt_file): Remove.
51 (if_stmt_line): Likewise.
52 * jump.c: include "diagnostic.h"
53 (never_reached_warning): Don't use warning_with_file_and_line.
54 * Makefile.in (jump.o): Add dependce on diagnostic.h
56 2003-05-09 Alan Modra <amodra@bigpond.net.au>
58 * expr.c (move_block_from_reg): Remove "size" parm. Localize vars.
59 Move code handling pieces not larger than a word to..
60 * function.c (assign_parms): ..here, but use change_address instead
61 of adjust_address and operand_subword, and expand_binop instead of
62 expand_shift. Adjust calls to move_block_from_reg.
63 * expr.h (move_block_from_reg): Update declaration.
64 (copy_blkmode_from_reg): Formatting.
65 * Makefile.in (function.o): Add $(OPTABS_H) to deps.
66 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Adjust
67 move_block_from_reg calls.
68 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
69 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
70 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
71 * config/m88k/m88k.c (m88k_builtin_saveregsk): Likewise.
72 * config/mips/mips.c (mips_setup_incoming_varargs): Likewise.
73 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
74 * config/romp/romp.h (SETUP_INCOMING_VARARGS): Likewise.
75 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
76 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
78 2003-05-08 DJ Delorie <dj@redhat.com>
80 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg): Fix
81 to handle arguments for which MUST_PASS_IN_STACK is true (e.g.,
82 variable-sized types).
83 (xstormy16_function_arg): New. Pass them that way too.
84 * config/stormy16/stormy16-protos.h (xstormy16_function_arg): New.
85 * config/stormy16/stormy16.h (FUNCTION_ARG): Call it.
87 2003-05-08 Aldy Hernandez <aldyh@redhat.com>
89 * mklibgcc.in: Use mkinstalldirs when installing multilib
90 directories.
92 2003-05-08 J"orn Rennecke <joern.rennecke@superh.com>
94 * sh.c (gen_block_redirect, split_branches): Use CODE_FOR_jump_compact
95 instead of CODE_FOR_jump
97 2003-05-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
99 * objc/objc-act.c (error_with_ivar): Don't use
100 error_with_file_and_line.
101 (warn_with_method): Don't use warning_with_file_and_line.
103 2003-05-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
105 * stmt.c (emit_locus): New macro.
106 (emit_filename): Remove.
107 (emit_lineno): Likewise.
108 (struct stmt_status): Replace members x_emit_filename and
109 x_emit_lineno with x_emit_locus.
110 (set_file_and_line_for_stmt): Adjust.
111 (expand_expr_stmt_value): Don't use warning_with_file_and_line.
112 (warn_if_unused_value): Likewise.
113 (check_seenlabel): Likewise.
115 2003-05-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
117 * c-decl.c (define_label): Tidy. Don't use any of
118 error_with_file_and_line or warning_with_file_and_file.
119 (pending_xref_error): Likewise.
120 (store_parm_decls): Likewise.
121 (current_function_prototype_locus): New object. Package from
122 current_function_prototype_file and current_function_prototype_line.
123 (start_function): Use it.
124 (current_function_prototype_file): Remove.
125 (current_function_prototype_line): Remove;
127 2003-05-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
129 * builtins.c (readonly_data_expr): New function.
130 (expand_builtin_memmove): Optimize any rodata source, not just
131 strings.
133 2003-05-07 David Mosberger <davidm@hpl.hp.com>
135 * unwind-libunwind.c (_Unwind_FindEnclosingFunction): New.
137 2003-05-07 Richard Henderson <rth@redhat.com>
139 * config/i386/i386.c (ix86_split_long_move): Fix base register
140 mode for XFmode splits for TARGET_64BIT.
142 2003-05-07 Richard Henderson <rth@redhat.com>
144 * sched-ebb.c (schedule_ebb): Supply the correct starting
145 block number to save_line_notes.
147 2003-05-07 Richard Henderson <rth@redhat.com>
149 * toplev.c (enum dump_file_index): Swap DFI_ce3, DFI_bbro.
150 (dump_file): Likewise.
152 2003-05-07 David Mosberger <davidm@hpl.hp.com>
154 * config/ia64/crtbegin.asm (__do_jv_register_classes): Don't
155 forget to preserve gp.
156 * config/ia64/crtend.asm (__do_global_ctors_au): Ditto.
158 * config/ia64/crtbegin.asm (__do_jv_register_classes): Add missing
159 .prologue directive.
160 Use .skip instead of data8 for .bss section to make Intel
161 Assembler (ias) happy. Minor whitespace fixups. Make "nop 0"
162 explicit in the .mib bundles and remove the unnecessary stop
163 bits. Replace local labels with normal labels, to make ias
164 happy. Don't register __do_global_ctors_aux here, do it in
165 crtend.asm instead.
167 * config/ia64/crtend.asm [HAVE_INIT_FINI_ARRAY]: Register
168 __do_global_ctors_aux in .init_array section instead of
169 declaring it as a hidden global. Replace local labels with
170 ordinary labels to make ias happy.
172 2003-05-07 Richard Henderson <rth@redhat.com>
174 PR c++/10570
175 * except.c: Revert 04-01 and 04-02 forced-unwind changes.
176 * flags.h, toplev.c, doc/invoke.texi: Likewise.
178 * unwind-dw2.c (_Unwind_GetCFA): Fix ptr->int conversion warning.
179 * unwind.inc (_Unwind_DeleteException): Check for null
180 exception_cleanup.
182 * unwind-sjlj.c (_Unwind_SjLj_Resume_or_Rethrow): New.
183 * unwind.inc (_Unwind_Resume_or_Rethrow): New.
184 * unwind.h: Declare them.
185 * libgcc-std.ver (GCC_3.3): Export them.
187 2003-05-07 Richard Henderson <rth@redhat.com>
189 * unwind-dw2.c (_Unwind_GetCFA): Cast pointer to _Unwind_Ptr,
190 not _Unwind_Word.
192 2003-05-07 Zack Weinberg <zack@codesourcery.com>
194 * stmt.c (force_label_rtx): New function, based on logic
195 formerly found in expand_expr.
196 * expr.h: Prototype it.
197 * expr.c (expand_expr <LABEL_DECL>): Use force_label_rtx if
198 appropriate.
199 * varasm.c (decode_addr_const <LABEL_DECL>): Use force_label_rtx.
201 * print-tree.c (debug_tree): Free the table after we're done
202 with it. Use putc.
204 2003-05-07 Aldy Hernandez <aldyh@redhat.com>
206 * config/rs6000/spe.h: Reverse arguments for __ev_subfw.
207 Unreverse arguments for __ev_subw.
209 * config/rs6000/spe.md (evsubfw): Reverse arguments of assembly.
211 2003-05-07 Nick Clifton <nickc@redhat.com>
213 * config/stormy16/stormy-abi: Update to include
214 R_XSTORMY16_FPTR16, R_XSTORMY16_LO16, R_XSTORMY16_HI16 and
215 R_XSTORMY16_12 relocs.
217 2003-05-07 Alan Modra <amodra@bigpond.net.au>
219 * function.c (assign_parms): Correct reversed reg_parm_stack_space
220 test. Add partial in-regs size to stack_args_size.
222 2003-05-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
224 * doc/invoke.texi (Warning Options): Mark -Wmissing-declarations
225 as a C only option.
227 2003-05-07 Nathan Sidwell <nathan@codesourcery.com>
229 * gcov-io.h (GCOV_LOCKED): New #define.
230 (GCOV_LINKAGE): Make sure it is #defined.
231 (gcov_write_string, gcov_write_tag, gcov_write_length,
232 gcov_read_string, gcov_time): Poison in libgcov.
233 (gcov_seek_end): Remove.
234 (gcov_write_tag_length, gcov_sync, gcov_rewrite): New.
235 (GCOV_TAG_FUNCTION_LENGTH, GCOV_TAG_BLOCKS_LENGTH,
236 GCOV_TAG_ARCS_LENGTH, GCOV_TAG_COUNTER_LENGTH,
237 GCOV_TAG_SUMMARY_LENGTH): New #defines.
238 (gcov_write_tag, gcov_write_length): Not in libgcov.
239 * gcov-io.c (gcov_open): Use GCOV_LOCKED.
240 (gcov_write_tag, gcov_write_length): Not in libgcov.
241 (gcov_write_tag_length): New.
242 (gcov_write_summary): Use gcov_write_tag_length.
243 * libgcov.c: Always #include gcov-io.h.
244 (IN_LIBGCOV): -1 for inhibit_libc, +1 otherwise.
245 (GCOV_LINKAGE): Define to nothing for L_gcov.
246 (gcov_exit): Replace gcov_write_tag, gcov_write_length with
247 gcov_write_tag_length. Use gcov_rewrite & gcov_seek.
248 * gcov.c (read_graph_file): Replace gcov_seek by gcov_sync.
249 (read_count_file): Likewise.
250 * gcov-dump.c (dump_file): Likewise.
251 * coverag.c (read_counts_file): Likewise.
253 2003-05-06 Mark Mitchell <mark@codesourcery.com>
255 PR other/10658
256 * gcc.c (process_command): Update copyright date.
258 2003-05-06 Phil Edwards <pme@gcc.gnu.org>
260 * doc/install.texi (mips-*-*): Add note about libstdc++.
262 2003-05-06 DJ Delorie <dj@redhat.com>
264 * config/stormy16/stormy16.c (xstormy16_function_profiler): New.
265 * config/stormy16/stormy16.h (FUNCTION_PROFILER): Call it.
266 * config/stormy16/stormy16-protos.h (xstormy16_function_profiler): New.
268 2003-05-06 <neil@cat.daikokuya.co.uk>
270 * c-opts.c (COMMAND_LINE_OPTIONS): Reject -Wmissing-prototypes
271 and -Wstrict-prototypes if C++.
273 2003-05-06 Aldy Hernandez <aldyh@redhat.com>
275 * config/rs6000/linuxspe.h: New file.
277 * config.gcc: Add powerpc-*-linux-gnuspe* target.
279 2003-05-06 Richard Henderson <rth@redhat.com>
281 * unwind-dw2.c (uw_update_context_1): Only set cfa as sp if
282 previous frame didn't save sp. Clear sp for next frame.
283 (uw_install_context_1): Honor saved sp from frame.
285 2003-05-06 Richard Sandiford <rsandifo@redhat.com>
287 * config/mips/mips-protos.h (mips_subword, mips_output_move): Declare.
288 (mips_move_1word, mips_move_2words): Remove declaration.
289 (mips_split_64bit_move_p, mips_split_64bit_move): Declare.
290 (mips_restore_gp): Remove insn argument.
291 * config/mips/mips.h (FP_REG_RTX_P): New macro.
292 * config/mips/mips.c (volatile_buffer): Remove.
293 (mips_subword, mips_split_64bit_move_p, mips_split_64bit_move): New.
294 (mips_move_1word, mips_move_2words): Remove, replacing with...
295 (mips_output_move): ...this new function.
296 (mips_restore_gp): Remove insn argument. Adjust for above changes.
297 (print_operand): Make '%h' print %hi(op) for HIGH operands. Remove
298 handling of floating-point constants. Handle zero CONST_DOUBLE
299 arguments.
300 (mips_annotate_frame_insn): Replace with...
301 (mips_set_frame_expr): ...this, which just takes one argument.
302 (mips_frame_set): Change the register argument to an rtx.
303 (mips_emit_frame_related_store): Use mips_split_64bit_move_p to
304 check whether moves should be split. Use mips_split_64bit_move
305 to split them. Use mips_subword to generate the high and low
306 parts of a paired FPR. Adjust calls to frame_set and
307 mips_set_frame_expr.
308 (mips_expand_prologue): Simplify due to above changes.
309 * config/mips/mips.md: Add splitters for 64-bit moves on 32-bit
310 targets, replacing xisting register-only versions.
311 (UNSPEC_STORE_DF_HIGH): New unspec.
312 (UNSPEC_LOAD_DF_LOW, UNSPEC_LOAD_DF_HIGH): New unspecs.
313 (mulsi3_r4000, muldi3_internal2): Avoid use of mips_move_1word.
314 (*paradoxical_extendhidi2): Remove.
315 (movdi_internal, movdi_internal2): Use mips_output_move.
316 (*movdi_internal2_mips16, movsi_internal, movcc): Likewise.
317 (movsf_internal1, movsf_internal2): Likewise.
318 (movdf_internal1a): Likewise. Fix length and type of f <- G case.
319 (movdf_internal1b): Use mips_output_move. Fix type of f <- G case.
320 (movdf_internal2): Use mips_output_move. Fix lengths of FPR moves.
321 Add m <- G alternative.
322 (load_df_low, load_df_high, store_df_low): New patterns.
323 (movhi_internal): Use @ template instead of calling a function.
324 Remove unnecessary 'z' alternatives.
325 (movqi_internal): Likewise.
326 (exception_receiver): Update call to mips_restore_gp.
328 2003-05-06 Richard Sandiford <rsandifo@redhat.com>
330 * config/mips/mips-protos.h (mips_simplify_dwarf_addr): Remove.
331 (mips_delegitimize_address): Declare.
332 * config/mips/mips.h (ASM_SIMPLIFY_DWARF_ADDR): Undefine.
333 (FIND_BASE_TERM): Define.
334 * config/mips/mips.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
335 (mips_delegitimize_address): Renamed from mips_simplify_dwarf_addr.
336 Handle small-data addresses.
338 2003-05-05 Roger Sayle <roger@eyesopen.com>
340 * real.c (real_powi): New function to calculate the value of
341 a real raised to an integer power, i.e. pow(x,n) for int n.
342 (real_sqrt): Convert to using the faster do_add, do_multiply
343 and do_divide API for consistency with the rest of real.c.
344 * real.h (real_powi): Prototype here.
345 * builtins.c (fold_builtin): Avoid local variable mode when
346 evaluating sqrt at compile time. Attempt to evaluate pow at
347 compile-time, by checking for an integral exponent.
349 2003-05-05 Richard Henderson <rth@redhat.com>
351 * doc/extend.texi (Variable Attributes): Re-sort table and tidy.
353 2003-05-05 David O'Brien <obrien@FreeBSD.org>
355 * config/rs6000/sysv4.h (CPP_OS_FREEBSD_SPEC): Add __ELF__ to mirror
356 other FreeBSD ports.
357 (LINK_OS_FREEBSD_SPEC): Mirror conventions on other FreeBSD ports.
358 (_LITTLE_ENDIAN): Use __LITTLE_ENDIAN__ instead.
360 2003-05-05 Janis Johnson <janis187@us.ibm.com>
362 * Makefile.in: (site.exp): Add ALT_CC_UNDER_TEST, add quotes around
363 expanded variables.
364 * doc/sourcebuild.texi (C tests): Describe gcc.dg/compat tests.
366 2003-05-05 Zack Weinberg <zack@codesourcery.com>
368 * rtl.h (STRING_POOL_ADDRESS_P): Rename to DEFERRED_CONSTANT_P.
369 * varasm.c (struct varasm_status): Add deferred_constants field.
370 (n_deferred_strings): Delete variable.
371 (n_deferred_constants): New #define.
372 (struct constant_descriptor_tree): Kill next and label fields.
373 (const_hash_table, MAX_HASH_TABLE): Delete.
374 (const_desc_htab): New static variable.
375 (const_hash): Rename const_desc_hash, and make it fit the
376 hashtab.h interface.
377 (const_desc_eq): New.
378 (const_hash_1, compare_constant): Const-ify arguments.
379 (build_constant_desc): Set DEFERRED_CONSTANT_P on all new
380 SYMBOL_REFs. Clarify comments. Don't set desc->label.
381 (output_constant_def): Do the lookup/insert using the
382 hashtab.h interface. Don't muck with n_deferred_constants or
383 DEFERRED_CONSTANT_P here.
384 Always call maybe_output_constant_def_contents.
385 (maybe_output_constant_def_contents): Take a pointer to the
386 descriptor, not the EXP and RTL separately. Return
387 immediately if this constant is not deferred. Defer output of
388 everything, except writable string constants. Update
389 n_deferred_constants here.
390 (output_constant_def_contents): Now takes just one argument,
391 an rtx. Clear DEFERRED_CONSTANT_P here.
392 (mark_constant_pool): Update for rename of n_deferred_strings.
393 (mark_constant): Don't clear DEFERRED_CONSTANT_P here.
395 (init_varasm_status): Clear p->deferred_constants.
396 (init_varasm_once): Call htab_create_ggc for const_desc_htab.
398 2003-05-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
400 * builtins.c (expand_builtin_stpcpy): Only expand when the length
401 of the source string can be evaluated at compile-time.
403 2003-05-05 Aldy Hernandez <aldyh@redhat.com>
405 * testsuite/gcc.c-torture/compile/simd-6.c: New.
407 * c-typeck.c (digest_init): Handle arrays of vector constants.
409 2003-05-05 Jakub Jelinek <jakub@redhat.com>
411 * builtins.c (expand_builtin_mempcpy): New function.
412 (expand_builtin_stpcpy): Optimize stpcpy whose return value is
413 ignored into strcpy no matter what arguments it has.
414 (expand_builtin) <case BUILT_IN_MEMPCPY>: Call
415 expand_builtin_mempcpy.
417 2003-05-05 Aldy Hernandez <aldyh@redhat.com>
419 * testsuite/gcc.dg/20030505.c: New.
421 * c-typeck.c (convert_for_assignment): Opaque pointers can
422 interconvert.
424 * config/rs6000/rs6000.c: New global opaque_p_V2SI_type_node.
425 (rs6000_init_builtins): Initialize opaque_p_V2SI_type_node.
426 (spe_init_builtins): Rename all pv2si_type_node to
427 opaque_p_V2SI_type_node.
428 Remove declaration of pv2si_type_node.
429 (is_ev64_opaque_type): Accept opaque pointers.
431 2003-05-05 Geoffrey Keating <geoffk@apple.com>
433 * config/rs6000/rs6000.c (validate_condition_mode): Use
434 flag_finite_math_only.
435 (rs6000_reverse_condition): Never return UNKNOWN; use
436 flag_finite_math_only.
437 (rs6000_generate_compare): Use flag_finite_math_only.
438 (rs6000_emit_cmove): Handle UNLE. Support UNEQ under -ffast-math.
439 Use HONOR_* rather than flag_unsafe_math_optimizations. Correct
440 UNGE and GT cases. Handle UNEQ and LTGT when ! HONOR_NANS.
442 * toplev.c (check_global_declarations): Suppress not-used warning
443 for volatile variables.
445 2003-05-05 Olivier Hainque <hainque@act-europe.fr>
447 * expr.c (expand_expr, case BIT_FIELD_REF): Refine the test forcing
448 usage of bitfield instructions for mode1 != BLKmode, only ignoring
449 SLOW_UNALIGNED_ACCESS if the field is not byte aligned.
450 (store_field): Likewise.
452 2003-05-05 Aldy Hernandez <aldyh@redhat.com>
454 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
455 evsubifw to builtins accepting 5-bit unsigned constants.
456 (easy_vector_constant): Return if V1DImode. Fix typo.
458 2003-05-05 Aldy Hernandez <aldyh@redhat.com>
460 * config/rs6000/spe.h: Revert licensing change from last patch.
462 2003-05-05 DJ Delorie <dj@redhat.com>
464 * config/stormy16/stormy16.md (negsi2): Allocate the pseudos
465 before reload, but defer the split until after.
466 * config/stormy16/stormy16.c (xstormy16_expand_arith): Modify
467 to match.
469 2003-05-05 David Edelsohn <edelsohn@gnu.org>
471 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 440 support.
472 * config/rs6000/vxworks.h (CC1_SPEC): Use -mcpu=440 for t440.
474 2003-05-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
476 * libgcov.c (__gcov_merge_add): Do not use gcov_type when inhibit_libc
477 is defined.
479 2003-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
481 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_1,
482 ATTR_NOTHROW_NONNULL_2, ATTR_NOTHROW_NONNULL_3): Renamed from
483 ATTR_NONNULL_1, ATTR_NONNULL_2 and ATTR_NONNULL_3.
485 (ATTR_NOTHROW_NONNULL_1_2, ATTR_NOTHROW_NONNULL_1_4,
486 ATTR_CONST_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1,
487 ATTR_PURE_NOTHROW_NONNULL_1_2, ATTR_MALLOC_NOTHROW_NONNULL_1):
488 New.
490 * builtins.def (DEF_EXT_FALLBACK_BUILTIN): Accept ATTRS argument.
491 (BUILT_IN_BZERO, BUILT_IN_BCOPY, BUILT_IN_BCMP): Update comment
493 (BUILT_IN_INDEX, BUILT_IN_RINDEX, BUILT_IN_MEMCPY,
494 BUILT_IN_MEMMOVE, BUILT_IN_MEMCMP, BUILT_IN_MEMSET,
495 BUILT_IN_MEMPCPY, BUILT_IN_STRCAT, BUILT_IN_STRNCAT,
496 BUILT_IN_STPCPY, BUILT_IN_STRCPY, BUILT_IN_STRNCPY,
497 BUILT_IN_STRCMP, BUILT_IN_STRNCMP, BUILT_IN_STRLEN,
498 BUILT_IN_STRSTR, BUILT_IN_STRPBRK, BUILT_IN_STRSPN,
499 BUILT_IN_STRCSPN, BUILT_IN_STRCHR, BUILT_IN_STRRCHR, BUILT_IN_NAN,
500 BUILT_IN_NANF, BUILT_IN_NANL, BUILT_IN_NANS, BUILT_IN_NANSF,
501 BUILT_IN_NANSL, BUILT_IN_PUTS, BUILT_IN_FPUTC, BUILT_IN_FPUTS,
502 BUILT_IN_FWRITE, BUILT_IN_PUTS_UNLOCKED, BUILT_IN_FPUTC_UNLOCKED,
503 BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE_UNLOCKED,
504 BUILT_IN_STRDUP): Add "nonnull" attribute.
506 2003-05-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
508 * expr.c (store_field): Don't clobber TEMP in shift: it might be
509 a variable.
510 (get_inner_reference): Don't go through a VIEW_CONVERT_EXPR
511 whose purpose is to step up the alignment.
512 (expand_expr, case ADDR_EXPR): Force LO_SUM into memory, just like REG.
514 * stor-layout.c (compute_record_mode): Relax restriction
515 on fields crossing word boundaries forcing BLKmode.
517 2003-05-04 Neil Booth <neil@daikokuya.co.uk>
519 * cppinit.c (cpp_create_reader, post_options): Warn about
520 trigraphs unless explicity set or -trigraphs.
521 * cpplex.c (warn_in_comment): New.
522 (_cpp_process_line_notes): Better handling of -Wtrigraphs.
523 (_cpp_skip_block_comment): Add call to _cpp_process_line_notes.
524 * doc/cppopts.texi, doc/cpp.texi: Update.
526 2003-05-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
528 * Makefile.in (LIBGCOV): Add _gcov_merge_add.
529 * gcov-io.h: Make GCOV_LINKAGE extern in libgcov and prevent resulting
530 namespace clash.
531 (GCOV_MERGE_FUNCTIONS): New.
532 (gcov_merge_fn): Declare.
533 (struct gcov_ctr_info): New field "merge".
534 (__gcov_merge_add): Declare.
535 * coverage.c (ctr_merge_functions): New.
536 (build_ctr_info_type, build_ctr_info_value): Initialize merge field
537 of gcov_ctr_info type.
538 * libgcov.c (__gcov_merge_add): New.
539 (gcov_exit): Call a hook to merge values of counters.
541 2003-05-04 Gabriel Dos Reis <gdr@integrable-solutions.net>
543 * toplev.h (pedwarn_with_file_and_line): Don't declare.
544 * diagnostic.c (pedwarn_with_file_and_line): Remove.
546 2003-05-04 Gabriel Dos Reis <gdr@integrable-solutions.net>
548 * varasm.c (assemble_variable): Don't use error_with_file_and_line.
550 2003-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
552 * builtins.c (expand_builtin_constant_p, expand_builtin_strlen,
553 expand_builtin_frame_address): Update prototypes.
554 (expand_builtin_constant_p, expand_builtin_strlen,
555 expand_builtin_strcpy, expand_builtin_memset,
556 expand_builtin_bzero, expand_builtin_args_info,
557 expand_builtin_frame_address): Pass in just the argument(s)
558 needed, not the entire expression `exp'.
559 (expand_builtin): Update all calls to these functions.
561 2003-05-03 Richard Henderson <rth@redhat.com>
563 * builtins.c (expand_builtin) <BUILT_IN_DWARF_FP_REGNUM>: Remove.
564 <BUILT_IN_DWARF_SP_COLUMN>: New.
565 * builtins.def (BUILT_IN_DWARF_FP_REGNUM): Remove.
566 (BUILT_IN_DWARF_SP_COLUMN): New.
567 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Remove.
568 (expand_builtin_dwarf_sp_column): New.
569 * except.h: Update to match.
570 * unwind-dw2.c (execute_stack_op): Correct stack push typo.
571 (execute_cfa_program): Record location expression address
572 before extracting length.
573 (uw_update_context_1): Install old CFA into stack pointer column.
574 (uw_init_context_1): Set cfa_reg to stack pointer column.
576 2003-05-03 Richard Henderson <rth@redhat.com>
578 * config/rs6000/rs6000.c (constant_pool_expr_p): Make static and
579 return bool.
580 (toc_relative_expr_p): Likewise.
581 (SPE_CONST_OFFSET_OK): Move from rs6000.h.
582 (legitimate_constant_pool_address_p): Move from rs6000.h, change
583 into a function, downcase all users.
584 (legitimate_small_data_p): Likewise.
585 (legitimate_offset_address_p): Likewise.
586 (legitimate_indexed_address_p): Likewise.
587 (legitimate_indirect_address_p): Likewise.
588 (legitimate_lo_sum_address_p): Likewise.
589 (rs6000_mode_dependent_address): Likewise.
590 * rs6000.h (CONSTANT_POOL_EXPR_P, TOC_RELATIVE_EXPR_P): Remove.
591 (SPE_CONST_OFFSET_OK, LEGITIMATE_CONSTANT_POOL_ADDRESS_P,
592 LEGITIMATE_SMALL_DATA_P, LEGITIMATE_OFFSET_ADDRESS_P,
593 LEGITIMATE_INDEXED_ADDRESS_P, LEGITIMATE_INDIRECT_ADDRESS_P,
594 LEGITIMATE_LO_SUM_ADDRESS_P): Move into rs6000.c.
595 (LEGITIMATE_ADDRESS_INTEGER_P): Remove.
596 (GO_IF_MODE_DEPENDENT_ADDRESS): Use rs6000_mode_dependent_address.
597 * config/rs6000/rs6000-protos.h: Update.
599 2003-05-03 Geoffrey Keating <geoffk@apple.com>
601 * config/rs6000/rs6000.h (REVERSIBLE_CC_MODE): Define.
602 (REVERSE_CONDITION): Define.
604 * config/rs6000/rs6000.c (scc_comparison_operator): Make equivalent
605 to branch_positive_comparison_operator.
606 (ccr_bit): Check that sCOND conditions are actually a positive bit.
607 (print_operand): Remove %D substitution.
608 (rs6000_emit_sCOND): Generate complement operation to ensure that
609 sCOND input is a positive bit.
610 * config/rs6000/rs6000.md: Rearrange sCOND templates to be in the
611 same order as bCOND, and add the missing ones. Remove the %D
612 substitutions from the scc patterns.
614 * simplify-rtx.c (simplify_relational_operation): Add case for
615 ! (fabs(x) < 0.0).
617 2003-05-03 Bruce Korb <bkorb@gnu.org>
619 * gcc/fixinc/fixincl.tpl(dne): restore this to force merge conflicts
620 in fixincl.x
621 * gcc/fixinc/inclhack.def(bsd_stdio_attrs_conflict): fix placement
623 2003-05-03 Aldy Hernandez <aldyh@redhat.com>
625 * config/rs6000/spe.h: Remove unecessary casts. Misc cleanups.
627 2003-05-03 Zack Weinberg <zack@codesourcery.com>
629 PR c/10604
630 * c-common.c (warn_sign_compare): Initialize to -1.
631 * c-opts.c (c_common_init_options): Don't set warn_sign_compare here.
632 (c_common_decode_option <OPT_Wall>): Set warn_sign_compare
633 for C++ only.
634 (c_common_post_options): Set warn_sign_compare from extra_warnings
635 if it's still -1 at this point.
637 * toplev.c (maybe_warn_unused_parameter): New static variable.
638 (set_Wextra): New static function.
639 (W_options): Remove "extra".
640 (decode_W_option): Call set_Wextra.
641 (independent_decode_option): Likewise.
642 (set_Wunused): Cooperate with set_Wextra in setting
643 warn_unused_parameter.
644 (rest_of_compilation): No need to check extra_warnings as
645 well as warn_uninitialized.
647 * c-typeck.c (build_binary_op, build_conditional_expr):
648 No need to check extra_warnings as well as warn_sign_compare.
649 (internal_build_compound_expr): No need to check extra_warnings
650 as well as warn_unused_value.
651 * function.c (expand_function_end): No need to check extra_warnings
652 as well as warn_unused_parameter.
653 * stmt.c (expand_expr_stmt_value): No need to check extra_warnings
654 as well as warn_unused_value.
656 * doc/invoke.texi: Clarify documentation of -Wsign-compare.
658 * Makefile.in: Disable -Werror for gengtype-lex.o.
660 2003-05-03 Olivier Hainque <hainque@act-europe.fr>
662 * emit-rtl.c (last_call_insn, add_function_usage_to): New functions.
663 * rtl.h (last_call_insn, add_function_usage_to): New prototypes.
664 * builtins.c (expand_builtin_apply): Use the new emit-rtl functions.
665 * calls.c (emit_call_1): Likewise.
666 (expand_call): For calls initializing constant memory, replace
667 emission of standalone mem /u clobber with function usage entry.
668 * expr.c (emit_block_move_via_libcall): Likewise.
669 * cse.c (count_reg_usage, case EXPR_LIST): New case.
670 * flow.c (propagate_one_insn): Pass entire operand of
671 CALL_INSN_FUNCTION_USAGE to mark_used_regs.
672 * integrate.c (try_constants): For CALL_INSNs, substitute constants
673 within the FUNCTION_USAGE also.
674 * loop.c (prescan_loop): Note clobbers of const mem mentioned in
675 FUNCTION_USAGE lists.
676 * reload1.c (replace_pseudos_in): Renamed.
677 (reload): Use it for clobbers surviving until the end of the reload.
679 2003-05-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
681 * expr.c (expand_expr, case VIEW_CONVERT_EXPR): Don't use
682 gen_lowpart on non-integer modes.
684 * stor-layout.c (place_field): When adjusting offset_align, use
685 desired_align, not DECL_ALIGN.
687 2003-05-03 Nathan Sidwell <nathan@codesourcery.com>
689 * c-decl.c (pending_invalid_xref_file): Remove.
690 (pending_invalid_xref_line): Remove.
691 (pending_invalid_xref_location): New.
692 (lookup_label): Use location_t and input_location directly.
693 (lookup_tag): Likewise.
694 (pending_xref_error): Likewise.
695 (c_expand_body_1): Likewise.
696 * c-common.c (x_expand_start_cond): Likewise.
697 * c-semantics.c (genrtl_for_stmt): Likewise.
698 (find_reachable_label): Likewise.
699 * expr.c (expand_expr): Likewise.
700 * integrate.c (output_inline_function): Likewise.
701 * tree-inline.c (find_alloca_call): Likewise.
702 (find_builtin_longjmp_call): Likewise.
703 * gcc.c (input_filename): Make static.
705 2003-05-03 Richard Sandiford <rsandifo@redhat.com>
707 * config/mips/mips.md: Fix comment typo.
709 * config/mips/mips.c (mips_integer_op): New structure.
710 (MIPS_MAX_INTEGER_OPS): Define.
711 (mips_const_insns): Use mips_build_integer to determine the number
712 of instructions needed to load a CONST_INT.
713 (move_operand): Reject compound CONST_INTs.
714 (mips_build_shift, mips_build_lower, mips_build_integer): New fns.
715 (mips_move_integer): New fn.
716 (mips_legitimize_const_move): Pass CONST_INTs to mips_move_integer.
717 (mips_legitimize_move): Only legitimize constants when moving
718 word or subword values.
720 2003-05-02 Matt Kraai <kraai@alumni.cmu.edu>
722 * Makefile.in (gcov-iov.h): Use move-if-change and a stamp.
724 2003-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
726 * builtins.c (expand_builtin_stpcpy): Copy `arglist' before
727 modifying it.
729 2003-05-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
730 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
732 * doc/contrib.texi (Contributors): Add Zdenek Dvorak, Aldy
733 Hernandez, and Kazu Hirata. Update Richard Henderson.
735 2003-05-02 Geoffrey Keating <geoffk@apple.com>
737 * config/rs6000/rs6000.c (rs6000_attribute_table): Add 'extern'
738 to tentative declaration.
740 * config/rs6000/sysv4.h (SYMBOL_FLAG_SMALL_V4): Delete.
741 (SYMBOL_FLAG_SMALL_V4): Delete.
742 * config/rs6000/rs6000.c (small_data_operand): Use SYMBOL_REF_SMALL_P.
743 (rs6000_elf_encode_section_info): Don't set SYMBOL_FLAG_SMALL_V4.
744 (rs6000_elf_in_small_data_p): Add extra section names. Add
745 comment about TREE_PUBLIC test.
747 * c-semantics.c (genrtl_switch_stmt, genrtl_if_stmt): Call
748 expand_stmt on result of expand_unreachable_stmt.
750 2003-05-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
752 * doc/contrib.texi (Contributors): Add Daniel Berlin.
754 2003-05-02 David Edelsohn <edelsohn@gnu.org>
756 * config/rs6000/{603.md,6xx.md,7450.md,7xx.md,rs64.md}: Decrease
757 number of automata.
759 * config/rs6000/rs6000.c (symbol_ref_operand): Check
760 SYMBOL_REF_FUNCTION_P on AIX.
761 (current_file_function_operand): Same.
762 * config/rs6000/rs6000.md (call,call_value): Force non-function
763 symbol_ref into register on AIX.
765 2003-05-02 Alan Modra <amodra@bigpond.net.au>
767 * calls.c (struct arg_data): Move offset, slot_offset, size and
768 alignment_pad to struct locate_and_pad_arg_data. Update all refs.
769 (initialize_argument_information): Adjust call to locate_and_pad_parm.
770 Delete alignment_pad var. Don't calculate slot_offset here.
771 (emit_library_call_value_1): Delete alignment_pad, offset and size
772 vars. Use struct locate_and_pad_arg_data instead. Adjust refs.
773 Adjust call to locate_and_pad_parm. Don't tweak arg size for
774 partial in-regs here. Formatting fixes.
775 * expr.h (struct locate_and_pad_arg_data): New struct.
776 (locate_and_pad_parm): Adjust declaration.
777 * function.c (assign_parms): Localize vars. Use "locate" instead of
778 other arg location vars. Don't invoke FUNCTION_ARG or
779 FUNCTION_INCOMING_ARG unless pretend_named is different from
780 named_arg. Heed MUST_PASS_IN_STACK and set up "partial" before
781 calling locate_and_pad_parm. Adjust locate_and_pad_parm call.
782 Use slot_offset for stack home of reg parms. Correct test for
783 parm passed in memory. Formatting fixes.
784 (locate_and_pad_parm): Add "partial" to params. Replace offset_ptr
785 arg_size_ptr and alignment pad with "locate". Set slot_offset here.
786 Correct initial_offset_ptr handling. Localize vars. Always pad
787 locate->offset even when in_regs.
789 2003-05-02 Nathan Sidwell <nathan@codesourcery.com>
791 * Makefile.in (TREE_H): Replace location.h with input.h.
792 (GTFILES) Remove location.h
793 (gt-lists.h): Replace gt-location.h with gt-input.h
794 * input.h (input_filename, input_line): Remove variables.
795 (location_s, location_t): Move from location.h.
796 (input_location): New.
797 (input_filename, input_line): New #defines.
798 * location.h: Remove.
799 * tree.h: Replace location.h with input.h.
800 (input_filename, input_line): Remove.
801 * diagnostic.h: Replace location.h with input.h.
802 * gcc.h (input_filename, input_filename_length): Remove declarations.
803 * toplev.c (input_filename, input_line): Remove.
804 (input_location): Define.
805 (push_srcloc, pop_srcloc): Adjust.
806 * diagnostic.c (diagnostic_report_current_module): Adjust.
808 2003-05-02 Nick Clifton <nickc@redhat.com>
810 * configure.in: Add xstormy16 to list of targets that has a nop
811 instruction and hence which can be tested to see if the
812 assembler supports the --gdwarf2 switch.
813 * configure: Regenerate.
815 2003-05-01 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
817 PR target/8257
818 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
819 alpha_start_function, alpha_expand_epilogue, unicosmk_gen_dsib):
820 Avoid undefined shifts by making the shift operand unsigned.
822 2003-05-01 DJ Delorie <dj@redhat.com>
824 * reload.c (find_reloads): Also check that all of a multi-reg
825 value is in the class.
827 2003-05-01 Nathan Sidwell <nathan@codesourcery.com>
829 * scan.h (lineno): Revert the rename here.
831 2003-05-01 Stan Shebs <shebs@apple.com>
833 * config/darwin.c (darwin_encode_section_info): Call
834 default_encode_section_info.
836 2003-05-01 David Edelsohn <edelsohn@gnu.org>
838 * config/rs6000/rs6000.md (define_attr "type"): Add mfjmpr.
839 (movsi_internal1): Use new mfjmpr attribute.
840 (movhi_internal): Same.
841 (movqi_internal): Same.
842 (movcc_internal1): Same.
843 (movdi_internal64): Same.
844 * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md,
845 power4.md,rios1.md,rios2.md,rs64.md}: Add mfjmpr.
846 * config/rs6000/40x.md: Add fpu_405.
847 * config/rs6000/power4.md: Merge power4lsu and power4disp automata
848 into power4misc automata. Remove extraneous parentheses.
849 * config/rs6000/440.md: New file.
850 * config/rs6000/rs6000.c (processor_target_table): Add 440,
851 440fp. Rename 405f to 405fp.
852 (function_arg_padding): Correct formatting.
853 (rs6000_rtx_costs): Add PROCESSOR_PPC440 cases.
855 2003-05-01 Nathan Sidwell <nathan@codesourcery.com>
857 * input.h (lineno): Rename to ...
858 (input_line): ... here.
859 * tree.h (lineno): Rename to ...
860 (input_line): ... here.
861 * scan.h (lineno): Rename to ...
862 (input_line): ... here.
863 * toplev.c (lineno): Rename to ...
864 (input_line): ... here.
865 (push_srcloc, pop_srcloc): Rename lineno to input_line.
866 * c-common.c (c_expand_start_cond, fname_decl): Likewise.
867 * c-decl.c (poplevel, pop_label_level, lookup_label, lookup_tag,
868 store_parm_decls, c_expand_body_1): Likewise.
869 * c-errors.c (pedwarn_c99): Likewise.
870 * c-format.c (status_warning): Likewise.
871 * c-lex.c (fe_file_change, cb_def_pragma, c_lex): Likewise.
872 * c-opts.c (c_common_post_options, c_common_parse_file): Likewise.
873 * c-parse.in (save_filename, maybe_type_qual, ifc): Likwise.
874 * c-semantics.c (finish_stmt_tree, build_stmt, emit_local_var,
875 gentrtl_goto_stmt, genrtl_expr_stmt_value, genrtl_decl_stmt,
876 genrtl_if_stmt, genrtl_while_stmt, genrtl_do_stmt,
877 genrtl_return_stmt, genrtl_for_stmt, build_break_stmt,
878 build_continue_stmt, genrtl_switch_stmt, genrtl_asm_stmt,
879 prep_stmt, find_reachable_label, expand_unreachable_stmt): Likewise.
880 * coverage.c (create_coverage): Likewise.
881 * diagnostic.c (pedwarn, sorry, error, fatal_error,
882 internal_error, warning, diagnostic_report_current_module,
883 inform): Likewise.
884 * expr.c (expand_expr): Likewise.
885 * integrate.c (expand_inline_function,
886 output_inline_function): Likewise.
887 * rtl-error.c (file_and_line_for_asm): Likewise.
888 * tree-inline.c (find_alloca_call, find_builtin_longjmp_call,
889 walk_tree): Likewise.
890 * tree.c (make_node): Likewise.
891 * ada, cp, f, java, objc, treelang: Likewise.
892 * objc/objc-act.c (objc_init): Rename lineno to input_line.
893 (build_module_descriptor, build_selector_translation_table,
894 build_protocol_template, build_method_prototype_list_template,
895 build_category_template, build_selector_table,
896 build_class_template, build_super_template, build_ivar_template,
897 build_ivar_list_template, build_method_list_template,
898 build_method_template, add_instance_variable): Likewise.
900 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Change parameter
901 name from input_filename.
903 2003-04-30 Eric Christopher <echristo@redhat.com>
904 Richard Sandiford <rsandifo@redhat.com>
906 * configure: Regenerate from patches below.
907 * combine.c (gen_lowpart_for_combine): Fix comment and add tests
908 for all symbolic operands.
909 * config/mips/mips.c: Migrate RTX_COSTS and CONST_COSTS
910 to function.
911 * config/mips/linux.h: Fix typo.
912 * Merge from mips-3_4-rewrite branch:
914 2003-04-07 Richard Sandiford <rsandifo@redhat.com>
916 * config/mips/mips.c (mips_classify_symbol): Add catch-all case for
917 handling local labels when TARGET_ABICALLS.
919 2003-04-04 Richard Sandiford <rsandifo@redhat.com>
921 * config/mips/mips-protos.h (mips_expand_epilogue): Add an
922 integer argument.
923 (mips_expand_call): Likewise.
924 * config/mips/mips.h (TARGET_SIBCALLS): New macro.
925 (FIXED_REGISTERS): Clear $31 entry.
926 (CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTER): Likewise.
927 (EPILOGUE_USES): Define.
928 * config/mips/mips.c (mips_function_ok_for_sibcall): New function.
929 (TARGET_FUNCTION_OK_FOR_SIBCALL): Use it.
930 (override_options): Add a 'j' register class.
931 (mips_expand_call): Handle sibcalls
932 (mips_expand_epilogue): Handle epilogues for sibcalls.
933 * config/mips/mips.md (epilogue): Adjust call to mips_expand_epilogue.
934 (sibcall_epilogue): New pattern.
935 (call, call_value): Adjust calls to mips_expand_call.
936 (sibcall, sibcall_value): New expanders.
937 (sibcall_internal, sibcall_value_internal): New patterns.
938 (sibcall_value_multiple_internal): New pattern.
940 2003-03-25 Richard Sandiford <rsandifo@redhat.com>
942 * config/mips/mips.md (extended_mips16): New attribute.
943 (define_attr length): Default to 8 if extended_mips16 == yes.
944 (truncdisi2): Set extended_mips16 to yes for the sll alternative.
945 (truncdihi2, truncdiqi2, *extendsidi2): Likewise.
946 (call_internal): Set extended_mips16 to yes for direct jumps.
947 Remove redundant mode attribute.
948 (call_value_internal, call_value_multiple_internal): Likewise.
949 (call_split): Remove redundant mode attribute.
950 (call_value_split, call_value_multiple_split): Likewise.
952 * config/mips/mips.c (mips_symbol_insns): Rework. Fix handling
953 of unaligned offsets.
955 * config/mips/mips.c (mips_splittable_symbol_p): Fix handling
956 of SYMBOL_GENERAL.
958 2003-03-22 Richard Sandiford <rsandifo@redhat.com>
960 * config/mips/mips.h (TARGET_EXPLICIT_RELOCS): Add commentary.
961 * config/mips/mips.c (override_options): Disable -mexplicit-relocs
962 for mips16 code.
964 2003-03-22 Richard Sandiford <rsandifo@redhat.com>
966 * config/mips/mips.h (ADDRESS_COST): Define.
968 2003-03-20 Richard Sandiford <rsandifo@redhat.com>
970 * config/mips/mips.h (EXTRA_CONSTRAINT): Give existing meaning of
971 'R' to 'U'. Make 'R' mean a single-instruction memory reference.
972 * config/mips/mips.md: Replace 'R' constraints with 'U'.
974 2003-03-18 Richard Sandiford <rsandifo@redhat.com>
976 * config/mips/mips.md (truncdisi2): Add commentary. Use sll instead
977 of a two-instruction sequence. Add register->memory alternative.
978 (truncdihi2, truncdiqi2): Likewise.
979 Rework shift/truncate instructions so that they only handle right
980 shifts of 32 (or more, in the case of arithmetic shifts).
981 Add patterns for truncate/sign-extend.
983 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
985 * configure.in (mips*-*-*): Check for explicit relocation support.
986 * configure: Regenerate.
988 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
990 * config/mips/mips.h (TARGET_SWITCHES): Add -mexplicit-relocs
991 and -mno-explicit-relocs.
992 (MASK_EXPLICIT_RELOCS): Define.
993 (TARGET_EXPLICIT_RELOCS): Use it.
994 (mips_split_addresses): Remove declaration.
995 * config/mips/mips.c (override_options): Update comment for
996 mips_split_addresses. Clear MASK_EXPLICIT_RELOCS for non-PIC n64.
998 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
1000 * combine.c (gen_lowpart_for_combine): Treat the lowpart Pmode of
1001 a CONST as identity. Check the return value of gen_lowpart_common.
1003 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
1005 * config/mips/mips.c (mips_legitimize_symbol): Handle small data
1006 references for TARGET_EXPLICIT_RELOCS.
1007 (mips_reloc_string): Return "%gp_rel(" for RELOC_GPREL16 if
1008 !TARGET_MIPS16.
1010 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
1012 * config/mips/mips.md: Replace 'IQ' mips16 constraints with just 'Q'.
1013 (addsi3): Remove redundant constraints.
1014 (addsi3_internal): Use separate register & constant alternatives.
1015 Use a 'Q' constraint and "addiu" insn for the latter.
1016 (adddi3_internal_3, addsi3_internal_2): Likewise.
1018 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
1020 * config/mips/mips-protos.h (mips_expand_unaligned_load): Declare.
1021 (mips_expand_unaligned_store): Declare.
1022 * config/mips/mips.c (mips_get_unaligned_mem): New fn.
1023 (mips_expand_unaligned_load, mips_expand_unaligned_store): New fns.
1024 * config/mips/mips.md (UNSPEC_ULW, UNSPEC_USW): Remove.
1025 (UNSPEC_ULD, UNSPEC_USD): Remove.
1026 (UNSPEC_LWL, UNSPEC_LWR, UNSPEC_SWL, UNSPEC_SWR): New.
1027 (UNSPEC_LDL, UNSPEC_LDR, UNSPEC_SDL, UNSPEC_SDR): New.
1028 (extv, extzv): Use mips_expand_unaligned_load.
1029 (insv): Use mips_expand_unaligned_store. Use a reg_or_0_operand
1030 predicate for operand 3.
1031 (movsi_ulw, movsi_usw): Replace with...
1032 (mov_lwl, mov_lwr, mov_swl, move_swr): ...these new insns.
1033 (movdi_uld, movdi_usd): Likewise replace with...
1034 (mov_ldl, mov_ldr, mov_sdl, move_sdr): ...these insns.
1036 2003-02-26 Richard Sandiford <rsandifo@redhat.com>
1038 * config/mips/mips-protos.h (mips_global_pic_constant_p): Declare.
1039 * config/mips/mips.h (LEA_REGS): New register class.
1040 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add entries for it.
1041 (GR_REG_CLASS_P): Include LEA_REGS.
1042 (DANGEROUS_FOR_LA25_P): New macro.
1043 (EXTRA_CONSTRAINT): Add !DANGEROUS_FOR_LA25_P to R's condition.
1044 Add a T constraint for the DANGEROUS_FOR_LA25_P case.
1045 * config/mips/mips.c (mips_regno_to_class): Change GR_REGS
1046 entries to LEA_REGS.
1047 (mips_global_pic_constant_p): New function.
1048 (override_options): Add 'e' register constraint.
1049 (mips_secondary_reload_class): Return LEA_REGS when reloading
1050 a dangerous constant into a class containing $25.
1051 * config/mips/mips.md (movdi_internal2): Add an e <- T alternative.
1052 (movsi_internal): Likewise.
1054 2003-02-23 Richard Sandiford <rsandifo@redhat.com>
1056 * config/mips/mips.h (TARGET_SPLIT_CALLS): New macro.
1057 * config/mips/mips.md (call_split): New insn.
1058 (call_value_split, call_value_multiple_split): New insns.
1059 (call_internal): Turn into a define_insn_and_split. Split the
1060 instruction into a call and $gp load if TARGET_SPLIT_CALLS.
1061 (call_value_internal, call_value_multiple_internal): Likewise.
1063 2003-02-23 Richard Sandiford <rsandifo@redhat.com>
1065 * config/mips/mips.c (mips_reloc_string): Return "%got(" for
1066 RELOC_GOT_PAGE and RELOC_GOT_DISP if !TARGET_NEWABI.
1067 (mips_encode_section_info): Don't take symbol visibility into
1068 account if TARGET_ABICALLS. Add more commentary.
1069 * config/mips/mips.md: Add commentary above reloc constants.
1071 2003-02-12 Richard Sandiford <rsandifo@redhat.com>
1073 * config/mips/mips.c (mips_legitimize_const_move): New, extracted
1074 from mips_legitimize_move. Legitimize constant pool references.
1075 (mips_legitimize_move): Call mips_legitimize_const_move. Attach
1076 a REG_EQUAL note to the last instruction.
1078 2003-02-11 Richard Sandiford <rsandifo@redhat.com>
1080 * config/mips/mips-protos.h (mips_simplify_dwarf_addr): Declare.
1081 * config/mips/mips.h (TARGET_EXPLICIT_RELOCS, TARGET_NEWABI): New.
1082 (ASM_SIMPLIFY_DWARF_ADDR): Define to mips_simplify_dwarf_addr.
1083 (EXTRA_CONSTRAINT): Allow symbolic call addresses for TARGET_ABICALLS.
1084 * config/mips/mips.md (UNSPEC_HIGH): New constant.
1085 (UNSPEC_RELOC_GPREL16): Rename to...
1086 (RELOC_GPREL16): ...this.
1087 (RELOC_GOT_HI, RELOC_GOT_LO, RELOC_GOT_PAGE, RELOC_GOT_DISP): New.
1088 (RELOC_CALL16, RELOC_CALL_HI, RELOC_CALL_LO): New.
1089 (macro_calls): New attribute.
1090 (length): Use it to set the default length of calls. Don't allow
1091 calls to have delay slots if macro_calls is "yes".
1092 (luisi, luidi): New patterns.
1093 (lowsi, lowdi): Use '%R' to print the relocation.
1094 (lowdi_extend): Remove.
1095 (loadgp): Remove mode from operand 0. Use '%0' instead of '%a0'.
1096 (call_internal): Merge alternatives. Always use "jal".
1097 (call_value_internal, call_value_multiple_internal): Likewise.
1098 (reloc_gprel16): Remove.
1099 * config/mips/mips.c (mips_got_alias_set): New variable.
1100 (mips_classify_constant): Handle the new relocation constants.
1101 (mips_classify_symbol): Reverse the sense of SYMBOL_REF_FLAG for PIC.
1102 (mips_symbolic_address_p): Return false if generating explicit relocs.
1103 Otherwise allow local PIC symbols to have an offset.
1104 (mips_splittable_symbol_p): New function.
1105 (mips_classify_address): Use it to check whether a LO_SUM is valid.
1106 (mips_const_insns): Always accept HIGH.
1107 (call_insn_operand): Don't accept global symbols if using explicit
1108 relocs.
1109 (move_operand): Don't accept HIGH when generating PIC.
1110 (mips_reloc, mips_lui_reloc): New functions.
1111 (mips_force_temporary): Remove MODE argument. Expect VALUE to
1112 be a valid right-hand-side for a SET pattern.
1113 (mips_load_got, mips_load_got16, mips_load_got32): New functions.
1114 (mips_emit_high): New function.
1115 (mips_legitimize_symbol): Use mips_reloc for the mips16 gp-relative
1116 case. Use mips_splittable_symbol_p to check whether a LO_SUM
1117 address should be used. Use mips_emit_high to generate the
1118 high part of such an address. Adjust the global symbol + offset
1119 case to match the change to mips_force_temprorary.
1120 (mips_legitimize_move): Shuffle call to mips_legitimize_symbol.
1121 If generating explicit-reloc PIC, load the address of global
1122 symbols from the GOT. Use mips_emit_high to emit the high part
1123 of an address.
1124 (mips_simplify_dwarf_addr): New function.
1125 (mips_move_1word): Use lwc1 instead of l.s and swc1 instead of s.s.
1126 (mips_move_2words): Likewise ldc1/l.d and sdc1/s.d if TARGET_64BIT.
1127 (mips_expand_call): Load the addresses of global functions using
1128 %call* relocs if generating explicit-reloc PIC. Don't generate
1129 an exception_receiver pattern.
1130 (override_options): Initialize mips_got_alias_set.
1131 (print_relocation): Remove in favour of...
1132 (mips_reloc_string): ...this new function.
1133 (print_operand): Handle '%R'. Use mips_reloc_string.
1134 (print_operand_address): Use print_operand to print the symbolic
1135 part of a LO_SUM address.
1136 (mips_output_function_prologue): Use .cprestore, reverting last patch.
1137 (mips_encode_section_info): Factor out DECL_RTL accesses. Reverse
1138 sense of SYMBOL_REF_FLAG for PIC, using binds_local_p to check
1139 for local symbols.
1141 2003-02-02 Eric Christopher <echristo@redhat.com>
1143 * config/mips/mips.c (mips_sign_extend): Remove.
1144 * config/mips/mips-protos.h: Ditto.
1145 * config/mips/mips.md (movdi_internal2_extend): Remove.
1146 (extendsidi2): Fix mode of convert_memory_address.
1148 2003-01-24 Eric Christopher <echristo@redhat.com>
1150 * config/mips/mips.md: Rewrite zero_extend* and extend*
1151 patterns. Use explicit instructions and split after reload
1152 for register extensions.
1153 (ashlsi3_internal1_extend): New combiner pattern for
1154 shift and extend combinations.
1155 * config/mips/mips.h: Change Pmode back to ptr_mode
1156 for performance enhancement.
1157 * combine.c (expand_compound_operation): Make sure
1158 that zero_extend operation is profitable.
1160 2003-01-14 Richard Sandiford <rsandifo@redhat.com>
1162 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Make size of stored
1163 addresses depend on ptr_mode rather than Pmode.
1164 (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Update acoordingly.
1165 (INITIALIZE_TRAMPOLINE): Rework to handle Pmode != ptr_mode.
1166 (CASE_VECTOR_MODE): Use ptr_mode for !TARGET_MIPS16.
1167 (ASM_OUTPUT_ADDR_VEC_ELT): Update accordingly.
1168 * config/mips/mips.md (tablejump): Likewise. Remove Pmode
1169 condition for selecting cpaddsi or cpadddi: use cpadd instead.
1170 (tablejump_internal1): Remove condition.
1171 (tablejump_internal2): Change condition to TARGET_64BIT.
1172 (cpaddsi): Rename to...
1173 (cpadd): ...this.
1174 (cpadddi): Remove.
1176 2003-01-09 Richard Sandiford <rsandifo@redhat.com>
1178 * config/mips/mips-protos.h (mips16_constant_after_function_p,
1179 mips_address_cost, mips_check_split, double_memory_operand,
1180 mips16_gp_offset, mips16_gp_offset_p, mips16_constant,
1181 pic_address_needs_scratch, symbolic_operand): Remove declarations.
1182 (mips_legitimate_address_p): Return bool.
1183 (mips_address_insns, mips_fetch_insns, mips_const_insns,
1184 mips_legitimize_address, mips_legitimize_move,
1185 mips_expand_call): Declare.
1186 (mips_return_addr): Move outside #ifdef RTX_CODE.
1188 * config/mips/mips.h (ABI_HAS_64BIT_SYMBOLS): New macro.
1189 (PIC_FN_ADDR_REG): New reg_class.
1190 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add corresponding entries.
1191 (GR_REG_CLASS_P): True for PIC_FN_ADDR_REG.
1192 (SMALL_OPERAND, SMALL_OPERAND_UNSIGNED, LUI_OPERAND,
1193 CONST_HIGH_PART, CONST_LOW_PART, LUI_INT): New macros.
1194 (SMALL_INT, SMALL_INT_UNSIGNED, CONST_OK_FOR_LETTER_P): Use new macros.
1195 (EXTRA_CONSTRAINTS): Give new meanings to Q, R and S.
1196 (CONSTANT_ADDRESS_P): Use mips_legitimate_address_p.
1197 (LEGITIMATE_PIC_OPERAND): Undefine.
1198 (LEGITIMATE_CONSTANT_P): Use mips_const_insns.
1199 (LEGITIMIZE_ADDRESS): Use mips_legitimize_address.
1200 (CONSTANT_AFTER_FUNCTION_P): Remove definition in #if 0 block.
1201 (FUNCTION_MODE): Change to SImode.
1202 (CONST_COSTS): Use mips_const_insns to calculate the cost of
1203 most constants. Treat const_artih_operands specially if they
1204 occur in a PLUS or MINUS.
1205 (CONSTANT_POOL_COST): New macro.
1206 (RTX_COSTS): Use mips_address_insns for MEMs, with a base cost of 2.
1207 Add LO_SUM handling.
1208 (ADDRESS_COST): Undefine.
1209 (PREDICATE_CODES): Add symbolic_operand and const_arith_operand.
1210 Add CONST to the list of codes for arith_operand. Add LABEL_REF
1211 to call_insn_operand and remove CONST_INT.
1213 * config/mips/mips.c: Include integrate.h.
1214 (SINGLE_WORD_MODE_P): New macro.
1215 (mips_constant_type, mips_symbol_type, mips_address_type): New enums.
1216 (mips_constant_info, mips_address_info): New structs.
1217 (mips_regno_to_class): Map $25 to PIC_FN_ADDR_REG.
1218 (mips_classify_constant, mips_classify_symbol,
1219 mips_valid_base_register_p, mips_symbolic_address_p,
1220 mips_classify_address, mips_symbol_insns,
1221 mips16_unextended_reference_p, mips_address_insns, mips_const_insns,
1222 mips_fetch_insns, mips_force_temporary, mips_add_offset,
1223 mips_legitimize_symbol, mips_legitimize_address, mips_legitimize_move,
1224 mips_print_relocation): New functions.
1225 (const_arith_operand): New operand predicate.
1226 (arith_operand): Use it.
1227 (mips_const_double_ok, mips16_simple_memory_operand,
1228 simple_memory_operand, double_memory_operand, mips_check_split,
1229 mips_address_cost, pic_address_needs_scratch, mips16_gp_offset,
1230 mips16_gp_offset_p, mips16_output_gp_offset,
1231 mips16_constant_after_function_p, mips16_constant): Remove.
1232 (call_insn_operand): Be more fussy about symbolic constants.
1233 Use register_operand.
1234 (move_operand): Use mips_symbolic_address_p to check symbolic
1235 operands and general_operand to check the rest.
1236 (symbolic_operand): Use mips_classify_constant.
1237 (mips_legitimate_address_p): Use mips_classify_address.
1238 (mips_move_1word): Combine handling of symbolic addresses.
1239 Remove special treatment of gp-relative loads for TARGET_MIPS16.
1240 (move_move_2words): Likewise. Assume addresses are offsettable
1241 if they need to refer to more than one word. Add HIGH handling.
1242 (mips_restore_gp): Use ptr_mode for the GP save slot.
1243 (mips_expand_call): New function, combining the old mips.md
1244 call and call_internal define_expands. If the address isn't
1245 a call_insn_operand, force it into a register. For SVR4 PIC,
1246 emit an exception_receiver instruction after the call.
1247 (override_options): Only override flag_pic for TARGET_ABICALLS
1248 if it is currently zero. Allow mips_split_addresses when
1249 Pmode == DImode too, except when ABI_HAS_64BIT_SYMBOLS.
1250 Add new register class letter, 'c'.
1251 (print_operand): Use mips_classify_constant for constant operands.
1252 (print_operand_address): Use mips_classify_address.
1253 (mips_output_function_prologue): Don't use .cprestore.
1254 (mips_expand_epilogue): For TARGET_MIPS16, only adjust the stack
1255 via the frame pointer if current_function_calls_eh_return.
1256 (mips_encode_section_info): For TARGET_ABICALLS, use SYMBOL_REF_FLAG
1257 to mark whether a symbol is local or global.
1258 (build_mips16_call_stub): Expect the address of the function rather
1259 than a MEM reference to it. Update call generation sequences.
1260 (mips16_optimize_gp): Remove Pmode checks. Temporarily disable
1261 small-data adjustments.
1263 * config/mips/mips.md: Remove 'R'/'m' memory distinction. Use default
1264 length for loads and stores.
1265 (UNSPEC_CPADD, UNSPEC_RELOC_GPREL16): New constants.
1266 (define_attr type): Add const and prefetch.
1267 (define_attr length): Use mips_const_insns for const instructions.
1268 Use mips_fetch_insns for load and store instructions.
1269 (define_attr single_insn): New.
1270 (define_attr can_delay): Use it.
1271 (define_attr abicalls): Remove.
1272 (define_delay): Use can_delay. Always allow calls to have delay slots.
1273 (addsi3_internal_2): Add 'Q' constraint.
1274 (movsi_ulw, movsi_usw, movdi_uld, movdi_usd): Set length to 8.
1275 (high): Remove.
1276 (lowsi): Renamed from low.
1277 (lowdi): New pattern.
1278 (movdi, movsi): Use mips_legitimize_move. Remove define_split.
1279 (lwxc1, ldxc1, swxc1, sdxc1): Set length to 4.
1280 (loadgp): Change operand 0 to an immediate_operand.
1281 (tablejump): Use the same patterns for SVR4 PIC but emit a cpadd
1282 beforehand.
1283 (cpaddsi, cpadddi): New patterns.
1284 (tablejump_internal3, tablejump_internal4): Remove define_expands
1285 and associated define_splits.
1286 (call, call_value): Use mips_expand_call.
1287 (call_internal): New, replacing all existing call_internal* insns.
1288 (call_value_internal): Likewise call_value_internal*.
1289 (call_value_multiple_internal): Likewise call_value_multiple_internal*.
1290 (untyped_call): Remove if (operands[0]) magic.
1291 (prefetch_si_address, prefetch_si): Change type to "prefetch".
1292 (prefetch_di_address, prefetch_di): Likewise.
1293 (leasi, leadi): Remove.
1294 (reloc_gprel16): New.
1296 * config/mips/5400.md (ir_vr54_hilo): Include const type.
1297 * config/mips/5500.md (ir_vr55_hilo): Likewise.
1298 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
1300 2003-01-08 Eric Christopher <echristo@redhat.com>
1302 * config.gcc (mipsisa32*): Change ABI_MEABI to ABI_EABI.
1303 * config/mips/elf.h (STARTFILE_SPEC): Remove ABI_MEABI references and
1304 configure check for libgloss.
1305 * config/mips/elf64.h: Ditto.
1306 * config/mips/mips.c: Remove ABI_MEABI.
1307 * config/mips/mips.h: Ditto.
1309 2002-11-05 Richard Sandiford <rsandifo@redhat.com>
1311 Fix merge fallout.
1312 * config/mips/mips.md (mul_acc_si): Reapply 2002-10-16 change.
1313 (muldi3_internal): Remove outdated comment.
1314 (*muls_di, *umuls_di): Fix comment and 64-bitness.
1315 (*smsac_di, *umsac_di): Likewise. Reformat.
1316 (umulsi3_highpart): Minor formatting tweaks.
1317 (umulsi3_highpart_internal): Use only if !ISA_HAS_MULHI. Remove
1318 redundant scratch operand. Minor formatting tweak.
1319 (umulsi3_highpart_mulhi_internal): Use for !TARGET_64BIT as well.
1320 (umulsi3_highpart_neg_mulhi_internal): Likewise. Fix asm template.
1321 (smulsi3_highpart): As for the unsigned version.
1322 (smulsi3_highpart_internal): Likewise.
1323 (smulsi3_highpart_mulhi_internal): Likewise.
1324 (smulsi3_highpart_neg_mulhi_internal): Likewise.
1325 (smuldi3_highpart, umuldi3_highpart): Minor formatting tweaks.
1326 (*smul_acc_di): Remove duplicated pattern.
1327 (*umul_acc_di, *smul_acc_di): Reapply 2002-10-16 change.
1328 (anddi3) [unnamed mips16 pattern]: Remove reintroduced length.
1329 (zero_extendsidi2_internal2): Remove new, but commented-out pattern.
1331 2002-10-22 Eric Christopher <echristo@redhat.com>
1333 * config/mips/mips-protos.h (mips_return_addr): New.
1334 * config/mips/mips.c (mips_return_addr): New.
1335 (movdi_operand): Remove.
1336 (se_register_operand): Ditto.
1337 (se_reg_or_0_operand): Ditto.
1338 (se_uns_arith_operand): Ditto.
1339 (se_arith_operand): Ditto.
1340 (se_nonmemory_operand): Ditto.
1341 (extend_operator): Ditto.
1342 (highpart_shift_operator): Ditto.
1343 (mips_initial_elimination_offset): Remove return address pointer
1344 elimination.
1345 (mips_reg_names): Remove $ra.
1346 (mips_regno_to_class): Ditto.
1347 * config/mips/mips.h (POINTER_SIZE): Define based on TARGET_LONG64
1348 and TARGET_64BIT.
1349 (POINTER_BOUNDARY): Remove.
1350 (POINTERS_EXTEND_UNSIGNED): Define to 0.
1351 (PROMOTE_MODE): Promote to Pmode.
1352 (SHORT_IMMEDIATES_SIGN_EXTEND): Define.
1353 (Pmode): Define to TARGET_64BIT.
1354 (FUNCTION_MODE): Define as Pmode.
1355 (mips_args): Remove deleted functions.
1356 (SIZE_TYPE): Depend on POINTER_SIZE.
1357 (PTRDIFF_TYPE): Ditto.
1358 (FIXED_REGISTERS): Fix extra registers.
1359 (CALL_USED_REGISTERS): Ditto.
1360 (CALL_REALLY_USED_REGISTERS): Ditto.
1361 (RAP_REG_NUM): Remove.
1362 (RETURN_ADDRESS_POINTER_REGNUM): Ditto.
1363 (RETURN_ADDR_RTX): Define to mips_return_addr.
1364 (ELIMINABLE_REGS): Remove RETURN_ADDRESS_POINTER_REGNUM.
1365 (CAN_ELIMINATE): Ditto.
1366 * config/mips/mips.md: For DImode patterns, take into account
1367 deletions above. Split mulsidi patterns into sign_extend and
1368 zero_extend.
1370 2002-10-16 Richard Sandiford <rsandifo@redhat.com>
1371 Michael Meissner <meissner@redhat.com>
1373 * config/mips/mips.h (ISA_HAS_MACC): True for normal-mode vr4120 code.
1374 * config/mips/mips.md (mulsi3_mult3): Add a define_peephole2 to
1375 mop up unnecessarly moves through LO.
1376 (*mul_acc_si): Remove vr5400 and vr5500 handling from here.
1377 (*macc): New pattern for ISA_HAS_MACC. Add define_peephole2s to
1378 change mtlo/macc sequences into mul/add sequences when a three-
1379 address mul is available.
1380 (*macc2): New pattern. Add a define_peephole2 to generate it.
1381 (*mul_sub_si): Fix contraint for operand 5.
1382 (*muls): Use in 32-bit code as well.
1383 (*msac): Likewise. Use msub instead of msac in vr5500 code
1384 if the destination is LO. Remove duplicate define_split.
1385 (*muls_di): Use only in 32-bit code. Adjust rtl accordingly.
1386 (*msac_di): Likewise. Fix formatting.
1387 (smulsi3_highpart, umulsi3_highpart): Use mulhi in 32-bit code too.
1388 (*xmulsi3_highpart_internal): Use only if !ISA_HAS_MULHI.
1389 (*xmulsi3_highpart_mulhi): Use even if !TARGET_64BIT.
1390 (*xmulsi3_neg_highpart_mulhi): Likewise.
1391 (*mul_acc_64bit_di): Remove.
1392 (*mul_acc_di): Use only in 32-bit code. Handle ISA_HAS_MACC as well.
1394 2002-10-14 Richard Sandiford <rsandifo@redhat.com>
1396 * config/mips/vr.h (DRIVER_SELF_SPECS): Define.
1397 * config/mips/t-vr (MULTILIB_OPTIONS): Remove mlong32.
1398 (MULTILIB_DIRNAMES): Remove long32.
1399 (MULTILIB_EXCEPTIONS): Don't build -mabi=32 -mgp32 multilibs.
1400 (MULTILIB_REDUNDANT_DIRS): Remove.
1402 2002-10-14 Richard Sandiford <rsandifo@redhat.com>
1404 * doc/tm.texi (DRIVER_SELF_SPECS): Document.
1405 * gcc.c (driver_self_specs): New variable.
1406 (do_self_spec): New function.
1407 (main): Use it to process driver_self_specs.
1409 2002-10-09 Richard Sandiford <rsandifo@redhat.com>
1411 * config/mips/mips.md (one_cmpldi2): Use only if TARGET_64BIT.
1412 Remove DImode define_split for !TARGET_64BIT.
1413 (anddi3): Remove !TARGET_64BIT support from here as well.
1414 Change operand 2's predicate to se_uns_arith_operand.
1415 Add constant alternatives to define_insn.
1416 (iordi3, xordi3, *nordi3): Likewise.
1417 (anddi3_internal1, xordi3_immed): Remove.
1419 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1421 * config/mips/mips.h (PROCESSOR_R4121): Rename to PROCESSOR_R4120.
1422 (TARGET_MIPS4121): Rename to TARGET_MIPS4120.
1423 * config/mips/mips.c (mips_cpu_info): Rename vr4121 to vr4120.
1424 * config/mips/mips.md: Apply same renaming here.
1426 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1428 * config/mips/mips.c (PROCESSOR_R4320, TARGET_MIPS4320): Remove.
1429 (GENERATE_MULT3_SI): Remove use of TARGET_MIPS4320.
1430 * config/mips/mips.c (mips_cpu_info): Remove vr4320 entry.
1431 * config/mips/mips.md (define_attr cpu): Remove r4320.
1432 Remove vr4320 scheduler and uses of TARGET_MIPS4320.
1434 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1436 * config/mips/mips.c (mips16_strings): New variable.
1437 (mips_output_function_epilogue): Clear the SYMBOL_REF_FLAG of every
1438 symbol in mips16_strings. Free the list.
1439 (mips_encode_section_info): Keep track of local strings.
1441 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1443 * config/mips/mips.md (bunge, bltgt, bungt): New define_expands.
1444 (sordered_df, sordered_sf): Remove.
1445 * config/mips/mips.c (get_float_compare_codes): New fn.
1446 (gen_int_relational, gen_conditional_move): Use it.
1448 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1450 * config/mips/mips-protos.h (mips_emit_fcc_reload): Declare.
1451 * config/mips/mips.h (PREDICATE_CODES): Add fcc_register_operand.
1452 * config/mips/mips.c (fcc_register_operand): New function.
1453 (mips_emit_fcc_reload): New function, extracted from reload_incc.
1454 (override_options): Allow TFmode values in float registers
1455 if ISA_HAS_8CC.
1456 * cnfig/mips/mips.md (reload_incc): Change destination prediate
1457 to fcc_register_operand. Remove misleading source constraint.
1458 Use mips_emit_fcc_reload.
1459 (reload_outcc): Duplicate reload_incc.
1462 2003-04-30 Diego Novillo <dnovillo@redhat.com>
1464 * builtins.def (BUILTIN_CONSTANT_P): Mark as constant.
1466 2003-04-30 Geoffrey Keating <geoffk@apple.com>
1468 * tree-inline.c (inlinable_function_p): Back out last change, it's
1469 unnecessary.
1471 2003-04-30 Steven Bosscher <steven@gcc.gnu.org>
1473 * ggc-page.c (TREE_EXP_SIZE): Define.
1474 (extra_order_size_table): New entry for expr trees with
1475 two operands.
1477 2003-04-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
1479 * c-common.c (if_elt): Use location_t in lieu of "file, line" pair.
1480 (c_expand_start_cond): Adjust.
1481 (c_expand_end_cond): Don't use warning_with_file_and_file.
1482 (shadow_warning): Likewise.
1484 2003-04-30 Nathan Sidwell <nathan@codesourcery.com>
1486 * tree.h (DECL_POINTER_DEPTH): Remove.
1487 (struct tree_decl): Remove pointer_depth.
1489 2003-04-30 Janis Johnson <janis187@us.ibm.com>
1491 * config/rs6000/linux64.h (ASM_OUTPUT_LABELREF): Remove.
1492 * config/rs6000/rs6000.c (rs6000_elf_strip_name_encoding): Remove.
1493 (rs6000_xcoff_encode_section_info): Remove.
1494 (current_file_function_operand): Use SYMBOL_REF_FLAGS; fix latent bug.
1495 (rs6000_output_mi_thunk): Remove dead code; use SYMBOL_REF_FLAGS.
1496 (small_data_operand, rs6000_emit_move, rs6000_elf_in_small_data_p,):
1497 Use SYMBOL_REF_FLAGS.
1498 (rs6000_elf_encode_section_info): Call default_encode_section_info for
1499 generic flags, use SYMBOL_REF_FLAGS; code cleanups.
1500 * sysv4.h (TARGET_STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Remove.
1501 (SYMBOL_FLAG_SMALL_V4, SYMBOL_REF_SMALL_V4_P): New.
1502 * xcoff.h (TARGET_ENCODE_SECTION_INFO): Remove.
1503 (ASM_DECLARE_FUNCTION_NAME): Remove setting of SYMBOL_REF_FLAG.
1505 2003-04-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
1507 * diagnostic.c (output_pointer): Use HOST_PTR_PRINTF.
1509 2003-04-30 Andreas Schwab <schwab@suse.de>
1511 * doc/extend.texi (Other Builtins): Enclose multiple word data
1512 type in braces for @deftypefn.
1514 2003-04-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1516 * stor-layout.c (mode_for_size_tree): Use BLKmode if SIZE overflows.
1518 * doc/install.texi (--enable-threads): Document "gnat" option.
1520 2003-04-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
1522 * diagnostic.h (output_formatted_scalar): Tweak.
1523 * diagnostic.c (output_long_decimal): Likewise.
1524 (output_unsigned_decimal): Likewise.
1525 (output_long_unsigned_decimal): Likewise.
1526 (output_octal): Likewise.
1527 (output_long_octal): Likewise.
1528 (output_hexadecimal): Likewise.
1529 (output_long_hexadecimal): Likewise.
1530 (output_pointer): New function.
1531 (output_format): Use it. Recognize "%p" format specifier.
1533 2003-04-30 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1535 * function.c (purge_addressof_1): Postpone insn in fewer cases.
1537 2003-04-29 Geoffrey Keating <geoffk@apple.com>
1539 * config/rs6000/host-darwin.c (segv_handler): When -dH is used,
1540 call abort() after running out of stack space.
1542 * c-typeck.c (function_types_compatible_p): Ignore incompatible
1543 'volatile' qualifiers on a function's return type in GNU mode.
1545 2003-04-29 Aldy Hernandez <aldyh@redhat.com>
1547 * expr.c (emit_group_load): Dump parallels of simd types to
1548 memory.
1550 2003-04-29 Vladimir Makarov <vmakarov@redhat.com>
1552 * genautomata.c (add_vect): Check undefined value for range type
1553 too.
1555 2003-04-29 Phil Edwards <pme@gcc.gnu.org>
1557 * configure.in: More general test for cmp --ignore-initial.
1558 * configure: Regenerate.
1560 2003-04-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1562 * stor-layout.c (mode_for_size_tree): Use tree_low_cst.
1563 (layout_decl, place_field): Likewise.
1564 Also make minor type and whitespace changes.
1566 * tree.c (save_expr): Don't fold a COMPONENT_REF.
1568 2003-04-29 Olivier Hainque <hainque@act-europe.fr>
1570 * calls.c (expand_call): When modes of target and valreg match, force
1571 sibcall failure when target is a MEM.
1573 2003-04-29 Geoffrey Keating <geoffk@apple.com>
1575 * tree-inline.c (inlinable_function_p): Don't support inlining
1576 functions using varargs.
1578 * doc/invoke.texi (Overall Options): Mention -x objective-c-header.
1580 * dwarf2out.c (output_call_frame_info): No need to output EH
1581 unwind information if all_throwers_are_sibcalls.
1583 * c-semantics.c (expand_unreachable_stmt): Return a tree.
1584 (expand_stmt): Update for change to expand_unreachable_stmt.
1585 (expand_unreachable_if_stmt): Likewise.
1587 * Makefile.in (quickstrap): Pass BOOT_CFLAGS to submake.
1589 2003-04-29 Jason Merrill <jason@redhat.com>
1591 PR middle-end/10336
1592 * jump.c (never_reached_warning): Really stop looking if we reach
1593 the beginning of the function.
1595 2003-04-29 Bob Wilson <bob.wilson@acm.org>
1597 * config/xtensa/elf.h (SIZE_TYPE, PTRDIFF_TYPE, USER_LABEL_PREFIX):
1598 Remove redundant macros.
1599 (WCHAR_TYPE, WCHAR_TYPE_SIZE): Change to "short unsigned int".
1600 (LOCAL_LABEL_PREFIX): Define unconditionally.
1601 (NO_DOT_IN_LABEL): Clarify comment.
1602 * config/xtensa/linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Add explicit
1603 definition to "long int".
1605 2003-04-29 Alexander Kabaev <kan@FreeBSD.ORG>
1607 bootstrap/10452
1608 * gengtype-yacc.y: Improve portability.
1610 2003-04-29 Zack Weinberg <zack@codesourcery.com>
1612 * config.gcc: Install obsolete target list for GCC 3.3.
1613 * doc/install.texi: Mention in specific-target instructions
1614 that certain configurations are deprecated.
1616 2003-04-29 Zack Weinberg <zack@codesourcery.com>
1618 * tree.h: Delete no-checking definition of CST_OR_CONSTRUCTOR_CHECK.
1620 2003-04-29 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>
1622 * c-pragma.c (maybe_apply_renaming_pragma): Fix typo.
1623 * gcc.c (display_help): Likewise.
1624 * toplev.c (f_options): Likewise.
1625 * params.def (PARAM_MAX_INLINE_SCOPE): Likewise.
1626 * config/c4x/c4x.h (TARGET_SWITCHES): Likewise.
1627 * config/mcore/mcore.h (TARGET_SWITCHES): Likewise.
1628 * config/s390/s390.h (TARGET_SWITCHES): Likewise.
1629 * config/v850/v850.h (TARGET_SWITCHES): Likewise.
1631 2003-04-29 J"orn Rennecke <joern.rennecke@superh.com>
1633 * varasm.c (default_assemble_visibility): Use assemble_name.
1635 2003-04-29 David O'Brien <obrien@FreeBSD.org>
1637 * config/i386/freebsd64.h (LINK_SPEC): Mirror FreeBSD linker.
1638 * config/rs6000/freebsd.h (LINK_SHLIB_SPEC): New macro.
1639 (SIZE_TYPE): New macro.
1640 * config/i386/freebsd-aout.h (NO_PROFILE_COUNTERS): New macro.
1641 (SET_ASM_OP): New macro.
1642 (HANDLE_SYSV_PRAGMA): New macro.
1643 (ASM_WEAKEN_LABEL): New macro.
1645 2003-04-28 Mark Mitchell <mark@codesourcery.com>
1647 PR c++/10180
1648 * tree-inline.c (expand_call_inline): Call push_srcloc when
1649 encountering EXPR_WITH_FILE_LOCATION. Honor warn_inline.
1651 2003-04-28 Mike Stump <mrs@apple.com>
1653 * gdbinit.in: Update to reflect new identifier structure.
1655 2003-04-28 Zack Weinberg <zack@codesourcery.com>
1657 * tree.h (TREE_CST_RTL, CST_OR_CONSTRUCTOR_CHECK): Delete.
1658 (struct tree_int_cst, struct tree_real_cst, struct tree_string,
1659 struct tree_complex, struct tree_vector): Remove RTL field.
1660 (CONSTRUCTOR_ELTS): Use elt 0.
1661 * tree.def (CONSTRUCTOR): Delete first of its two operands.
1662 * varasm.c (output_constant_def): Remove early exit if
1663 TREE_CST_RTL is set. Don't set TREE_CST_RTL.
1664 (decode_addr_const): Don't mention TREE_CST_RTL in comment.
1665 * target.h (select_section): Don't mention TREE_CST_RTL in comment.
1666 * doc/tm.texi (encode_section_info): Don't talk about TREE_CST_RTL.
1668 2003-04-28 Jakub Jelinek <jakub@redhat.com>
1670 * c-decl.c (finish_decl): When prototype with asmspec is found
1671 for built-in, adjust built_in_decls as well as expr.c decls.
1672 * expr.c (init_block_move_fn, init_block_clear_fn): New functions.
1673 (emit_block_move_libcall_fn, clear_storage_libcall_fn): Use it.
1674 * expr.c (init_block_move_fn, init_block_clear_fn): New prototypes.
1676 2003-04-28 Richard Henderson <rth@redhat.com>
1678 * config/sparc/sparc.c (print_operand): Add 's' to sign-extend.
1679 * config/sparc/sparc.md (const_mulsidi3_v8plus): Fix mode of
1680 integral constant mult operand.
1681 (const_mulsidi3_sp32, const_mulsidi3_sp64): Likewise.
1682 (const_smulsi3_highpart_v8plus): Likewise.
1683 (const_smulsi3_highpart): Likewise.
1684 (const_umulsidi3_sp32): Likewise; sign-extend it in the output.
1685 (const_umulsidi3_sp64, const_umulsidi3_v8plus): Likewise.
1686 (const_umulsi3_highpart_v8plus): Likewise.
1687 (const_umulsi3_highpart): Likewise.
1689 2003-04-28 David O'Brien <obrien@FreeBSD.org>
1691 * config/i386/x86-64.h (NO_PROFILE_COUNTERS, HAVE_AS_DWARF2_DEBUG_LINE):
1692 Define as 1.
1694 2003-04-28 David O'Brien <obrien@FreeBSD.org>
1696 * config/i386/i386.h (builtin_define): Add __amd64 and __amd64__.
1698 2003-04-28 Jakub Jelinek <jakub@redhat.com>
1700 * builtins.def (BUILT_IN_BCOPY, BUILT_IN_MEMMOVE): New.
1701 * builtin-types.def (BT_FN_VOID_CONST_PTR_PTR_SIZE): New.
1702 * builtins.c (expand_builtin_memmove, expand_builtin_bcopy): New
1703 functions.
1704 (expand_builtin): Handle BUILT_IN_BCOPY and BUILT_IN_MEMMOVE.
1706 2003-04-28 Nick Clifton <nickc@redhat.com>
1708 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Remove definition.
1710 2003-04-27 Zack Weinberg <zack@codesourcery.com>
1712 * expr.c (expand_expr <COMPLEX_CST, STRING_CST>): Always call
1713 output_constant_def, use its result instead of TREE_CST_RTL (exp).
1714 Can assume it has the form (mem (symbol_ref ".LCxxx")).
1715 (expand_expr <COMPONENT_REF>): Can always just extract the
1716 relevant field of a CONSTRUCTOR.
1717 (expand_expr <ARRAY_REF, COMPONENT_REF, BIT_FIELD_REF,
1718 ARRAY_RANGE_REF>): Make control flow explicit.
1719 * varasm.c (output_constant_def): Can look at TREE_CST_RTL of
1720 an INTEGER_CST.
1722 2003-04-27 Kazu Hirata <kazu@cs.umass.edu>
1724 * reload1.c (reg_set_luid): Fix a comment typo.
1726 2003-04-27 Zack Weinberg <zack@codesourcery.com>
1728 * varasm.c (const_str_htab_hash, const_str_htab_eq, STRHASH,
1729 struct deferred_string, const_str_htab): Kill.
1730 (n_deferred_strings): New static variable.
1731 (build_constant_desc): Set SYMBOL_REF_DECL of the new
1732 symbol_ref to point to the constant.
1733 (output_constant_def): When a deferred string is forced out,
1734 just clear STRING_POOL_ADDRESS_P and decrement n_deferred_strings.
1735 (mark_constant): Likewise.
1736 (maybe_output_constant_def_contents): When deferring a string
1737 constant, just set STRING_POOL_ADDRESS_P and increment
1738 n_deferred_strings.
1739 (mark_constant_pool): Check n_deferred_strings, not the size
1740 of const_str_htab.
1741 (init_varasm_once): No need to create const_str_htab.
1743 * rtl.def, rtl.h, doc/rtl.texi: Document possibility that
1744 SYMBOL_REF_DECL points to a constant.
1746 2003-04-26 Zack Weinberg <zack@codesourcery.com>
1748 * varasm.c (output_constant_def): Split out two new static
1749 functions, build_constant_desc and maybe_output_constant_def_contents.
1750 Restructure for comprehensibility. Don't call
1751 output_addressed_constants. Treat defstr being non-NULL for
1752 STRING_POOL_ADDRESS_P constants as an invariant.
1753 (struct deferred_string): Remove labelno field.
1754 (output_constant_def_contents): Kill labelno argument. Call
1755 output_addressed_constants here. Use ASM_OUTPUT_LABEL, not
1756 asm_out.internal_label.
1757 (mark_constant): Update call to output_constant_def_contents.
1758 Treat defstr being non-NULL for STRING_POOL_ADDRESS_P
1759 constants as an invariant.
1761 2003-04-26 Richard Henderson <rth@redhat.com>
1763 * config/i386/i386.c (output_pic_addr_const): Use SYMBOL_REF_LOCAL_P.
1764 (ix86_expand_call, ix86_rtx_consts): Likewise.
1766 2003-04-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1768 * doc/md.texi (cmpstr): Document additional restrictions.
1770 2003-04-26 Neil Booth <neil@daikokuya.co.uk>
1772 * flags.h (time_report): Remove.
1773 * timevar.c (timevar_enable): New.
1774 (TIMEVAR_ENABLE): Remove, use timevar_enable.
1775 (timevar_init): Rename from init_timevar.
1776 * timevar.h (timevar_init): Rename from init_timevar.
1777 * toplev.c (time_report): Make static.
1778 (do_compile): Conditionally call init_timevar first.
1779 (preprocess_options): Move some code to do_compile.
1781 2003-04-26 Stephane Carrez <stcarrez@nerim.fr>
1783 * doc/install.texi (Binaries): Mention binaries for HC11/HC12.
1785 2003-04-26 Neil Booth <neil@daikokuya.co.uk>
1787 * _cpp_lex_direct: Remove pointless code.
1789 2003-04-26 Stephane Carrez <stcarrez@nerim.fr>
1791 * doc/extend.texi (Function Attributes): Document "near" and "far"
1792 for 68HC11 and 68HC12.
1794 2003-04-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1796 * expr.c (store_field): When making temporary for store, don't
1797 make it TYPE_QUAL_CONST.
1799 2003-04-25 Phil Edwards <pme@gcc.gnu.org>
1801 * toplev.c (read_integral_parameter): Use "argument" in error
1802 message to distinguish it from actual invalid options.
1804 2003-04-25 Bob Wilson <bob.wilson@acm.org>
1806 * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Back out previous
1807 addition of __PIC__ and __pic__ macros.
1808 * config/xtensa/xtensa.h: Clean up indentation.
1810 2003-04-25 Bob Wilson <bob.wilson@acm.org>
1812 * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Remove definition of
1813 _GNU_SOURCE. Add definitions of __PIC__ and __pic__.
1814 (SUBTARGET_CPP_SPEC): Define.
1815 (LIB_SPEC): Delete.
1816 * config/xtensa/xtensa-protos.h (xtensa_declare_object): Delete.
1817 * config/xtensa/xtensa.c (xtensa_declare_object): Delete.
1818 * config/xtensa/xtensa.h (CPP_SPEC, SUBTARGET_CPP_SPEC, EXTRA_SPECS):
1819 Define.
1820 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
1821 (ASM_OUTPUT_ALIGNED_BSS, BSS_SECTION_ASM_OP): Define.
1823 2003-04-25 H.J. Lu <hjl@gnu.org>
1825 * config/ia64/ia64.c (ia64_expand_compare_and_swap): Add rmode
1826 for return mode.
1827 (ia64_expand_builtin): Set rmode to SImode for
1828 IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_SI,
1829 IA64_BUILTIN_VAL_COMPARE_AND_SWAP_SI and
1830 IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_DI. Set remode to DImode
1831 for IA64_BUILTIN_VAL_COMPARE_AND_SWAP_DI.
1833 2003-04-25 Phil Edwards <pme@gcc.gnu.org>
1835 * configure.in (make_compare_target): Test for GNU cmp and set this
1836 variable appropriately.
1837 * Makefile.in (compare, compare3, compare4, compare-lean, compare3-lean,
1838 compare4-lean): Rename actual targets to slowcompare*. New compare*
1839 targets depend on names based on make_compare_target.
1840 * configure: Regenerated.
1842 2003-04-25 Richard Henderson <rth@redhat.com>
1844 * config/ia64/ia64.c (ia64_compute_frame_size): Allow inline asm
1845 to clobber ar.pfs and ar.unat.
1846 (ia64_expand_prologue): Force alloc instruction if ar.pfs saved;
1847 fix test for spilling ar.pfs to the stack.
1849 2003-04-25 Richard Henderson <rth@redhat.com>
1851 PR opt/10315
1852 * config/rs6000/rs6000.c (rs6000_emit_move): Only elide proper
1853 checks during reload; use validize_mem instead of adjust_address.
1855 2003-04-26 Ben Elliston <bje@wasabisystems.com>
1857 * config/arm/arm.c (arm_adjust_cost): Correct logic that tests the
1858 return values from recog_memoized().
1860 2003-04-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1862 PR opt/8705
1863 * gcse.c (try_replace_reg): On a successful substitution of a constant
1864 into a single set, try to simplify the source of the set.
1865 * loop.c (scan_loop): Don't try to optimize a MODE_CC set with a
1866 constant source.
1868 2003-04-24 Neil Booth <neil@daikokuya.co.uk>
1870 * cpplex.c (cpp_token_len): Tighten up.
1871 (cpp_token_as_text): Need extra byte now.
1872 * cpplib.c (glue_header_name): Need extra 2 bytes.
1873 * cppmacro.c (cpp_macro_definition): Need extra byte.
1875 2003-04-24 Alexander Kabaev <kan@FreeBSD.ORG>
1877 * config/sparc/sparc.md (umulsidi3, mulsidi3): Avoid using
1878 const_umulsidi3_sp32 and const_mulsidi3_sp32 on 64bit targets
1879 where they might be not present. Use their _sp64 equivalent
1880 instead.
1882 Thu Apr 24 20:42:12 CEST 2003 Jan Hubicka <jh@suse.cz>
1884 * i386.md (cvtsi2sdq): Fix typo in previous patch.
1886 2003-04-24 Krister Walfridsson <cato@df.lth.se>
1888 * configure.in: Check whether mbstowcs works.
1889 * configure, config.in: Regenerate.
1890 * intl.c: Use HAVE_WORKING_MBSTOWCS.
1892 2003-04-24 H.J. Lu <hjl@gnu.org>
1894 * config/ia64/ia64.c (ia64_init_builtins): Add si_ftype_pdi_di_di
1895 for __sync_bool_compare_and_swap_di for int return type.
1897 * config/ia64/ia64intrin.h (__sync_bool_compare_and_swap_di):
1898 Change return type to int.
1899 (__sync_bool_compare_and_swap): Likewise.
1901 Thu Apr 24 16:55:26 CEST 2003 Jan Hubicka <jh@suse.cz>
1903 * cfgbuild.c (make_edges): Do not use next_nonnote_insn when
1904 looking for fallthru edge.
1906 * athlon.md (athlon-agu, athlon-store, athlon-fany, athlon-faddmul):
1907 Fix.
1908 (athlon-load2, athlon-store2, athlon-fpsched, athlon-fpload,
1909 athlon-fvector): New.
1910 (athlon_*): Revisit to match new optimization guide.
1911 * i386.c (ix86_adjust_cost): Fix memory operand costs on Athlon/k8
1912 * i386.md (cvt??2?? patterns): Fix modes.
1913 (fistp patterns): Set modes.
1915 Accidentaly commited with my earlier reload patch:
1916 PR c/10308
1917 * reload.c (find_reloads_address_1): Reload plus at the place of
1918 index register.
1920 2003-04-24 Nathan Sidwell <nathan@codesourcery.com>
1922 New GCOV_TAG_FUNCTION layout
1923 * coverage.c (struct function_list): Replace name with ident.
1924 (struct counts_entry): Likewise.
1925 (fn_ident): New.
1926 (htab_counts_entry_hash, htab_counts_entry_eq,
1927 htab_counts_entry_del): Adjust.
1928 (reads_count_file, get_coverage_counts,
1929 coverage_begin_output, coverage_end_function): Adjust.
1930 (build_fn_info_type, build_fn_info_value): Likewise.
1931 * gcov-dump.c (tag_function): Adjust.
1932 * gcov-io.c (gcov_write_string, gcov_read_string): Not in LIBGCOV.
1933 * gcov-io.h (gcov_write_string, gcov_read_string): Not in LIBGCOV.
1934 * gcov.c (struct function_info): Add ident.
1935 (read_graph_file, read_count_file): Adjust.
1936 * libgcov.c (gcov_exit): Adjust.
1938 2003-04-23 Richard Henderson <rth@redhat.com>
1940 PR opt/8300
1941 * toplev.c (rest_of_compilation): Delay no_new_pseudos until
1942 after initialize_uninitialized_subregs; update reg info assuming
1943 new pseudos were created.
1945 2003-04-23 Neil Booth <neil@daikokuya.co.uk>
1947 * Makefile.in (c-lex.o, LIBCPP_OBJS, cpplex.o): Update.
1948 * c-lex.c (MULTIBYTE_CHARS): Remove conditionals.
1949 (lex_string): Take cpp_string with full spelling.
1950 (cb_ident): Update.
1951 (c_lex): Update diagnostics.
1952 * cpplex.c (SPELL_NUMBER, SPELL_STRING): Combine into SPELL_LITERAL.
1953 (create_literal): New.
1954 (lex_string): Unterminated literals have type CPP_OTHER.
1955 (_cpp_lex_direct): Update calls to lex_string. Use create_literal
1956 for CPP_OTHER.
1957 (cpp_token_len, cpp_spell_token, cpp_output_token): Simplify.
1958 (_cpp_equiv_tokens, cpp_interpret_charconst): Update.
1959 * cpplib.c (parse_include, do_line, do_linemarker,
1960 destringize_and_run): Update for token storing full spelling.
1961 * cpplib.h: Update token spelling types.
1962 * cppmacro.c (stringify_arg, check_trad_stringification):
1963 Update for token storing full spelling.
1965 2003-04-23 Ulrich Weigand <uweigand@de.ibm.com>
1967 * config/s390/s390.c (s390_expand_cmpstr): Disable CLC loop.
1969 2003-04-23 Richard Earnshaw <rearnsha@arm.com>
1971 * arm.h (TARGET_OPTIONS): Add value field.
1973 2003-04-23 Mark Mitchell <mark@codesourcery.com>
1975 * doc/extend.texi: Remove duplicate 2003 copyright date.
1977 2003-04-23 Nathan Sidwell <nathan@codesourcery.com>
1979 * Makefile.in (LIBGCC_DEPS): Add gcov headers.
1980 (libgcov.a): Depends on LIBGCC_DEPS.
1981 * basic-block.h (profile_info): Moved here from coverage.h. Made
1982 a pointer.
1983 * coverage.c (struct function_list): Fixed array of counter types.
1984 (struct counts_entry): Keyed by counter type, contains summary.
1985 (profile_info): Moved to profile.c.
1986 (prg_ctr_mask, prg_n_ctrs, fn_ctr_mask, fn_n_ctrs): New global
1987 vars.
1988 (profiler_label): Remove.
1989 (ctr_labels): New.
1990 (set_purpose, label_for_tag, build_counter_section_fields,
1991 build_counter_section_value, build_counter_section_data_fields,
1992 build_counter_section_data_values, build_function_info_fields,
1993 build_function_info_value, gcov_info_fields, gcov_info_value): Remove.
1994 (build_fn_info_type, build_fn_info_value, build_ctr_info_type,
1995 build_ctr_info_value, build_gcov_info): New.
1996 (htab_counts_entry_hash, htab_counts_entry_eq): Adjust.
1997 (reads_counts_file): Adjust.
1998 (get_coverage_counts): Takes counter number. Add summary
1999 parameter. Adjust.
2000 (coverage_counter_ref): Tkaes counter number. Adjust. Lazily
2001 create counter array labels.
2002 (coverage_end_function): Adjust.
2003 (create_coverage): Adjust.
2004 (find_counters_section): Remove.
2005 * coverage.h (MAX_COUNTER_SECTIONS): Remove.
2006 (struct section_info, struct profile_info): Remove.
2007 (profile_info): Moved to basic-block.h.
2008 (coverage_counter_ref): Takes a counter number.
2009 (get_coverage_counts): Takes a counter number. Added summary
2010 parameter.
2011 (find_counters_section): Remove.
2012 * gcov-dump.c (tag_arc_counts): Rename to ...
2013 (tag_counters): ... here. Adjust.
2014 (tag_table): Move tag_counters to 3rd entry. Remove
2015 PROGRAM_PLACEHOLDER and PROGRAM_INCORRECT entries.
2016 (dump_file): Check for counter tag values here.
2017 (tag_summary): Adjust.
2018 * gcov-io.c (gcov_write_summary, gcov_read_summary): Adjust.
2019 * gcov-io.h (GCOV_LOCKED): New.
2020 (GCOV_TAG_ARC_COUNTS): Rename to ...
2021 (GCOV_TAG_COUNTS_BASE): ... here.
2022 (GCOV_TAG_PLACEHOLDER_SUMMARY, GCOV_TAG_INCORRECT_SUMMARY):
2023 Remove.
2024 (GCOV_COUNTER_ARCS, GCOV_COUNTERS, GCOV_NAMES): New.
2025 (GCOV_TAG_FOR_COUNTER, GCOV_COUNTER_FOR_TAG,
2026 GCOV_TAG_IS_COUNTER): New.
2027 (struct gcov_ctr_summary): New.
2028 (struct gcov_summary): Adjust.
2029 (struct gcov_counter_section): Remove.
2030 struct gcov_counter_section_data): Remove.
2031 (struct gcov_function_info): Rename to ...
2032 (struct gcov_fn_info): ... here. Adjust.
2033 (struct gcov_ctr_info): New.
2034 (struct gcov_info): Adjust.
2035 * gcov.c (read_count_file): Adjust.
2036 (output_lines): Adjust.
2037 * libgcov.c (gcov_exit): Adjust.
2038 (__gcov_flush): Adjust.
2039 * mklibgcc.in (libgcc2_c_dep): Add gcov headers.
2040 * predict.c (maybe_hot_bb_p, probably_cold_bb_p,
2041 probably_never_executed_bb_p, compute_frequency_function): Adjust
2042 profile_info use.
2043 * profile.c (struct counts_entry): Remove.
2044 (profile_info): Define here.
2045 (get_exec_counts): Adjust get_coverage_counts call.
2046 (compute_branch_probablilities): Remove find_counters_section
2047 call.
2048 (gen_edge_profiler): Adjust coverage_counter_ref call.
2049 * tracer.c (tail_duplicate): Adjust profile_info use.
2051 2003-04-23 Roger Sayle <roger@eyesopen.com>
2053 PR optimization/10339
2054 * builtins.c (expand_builtin_strcmp): Try to emit cmpstrsi insn
2055 directly instead of unsafely transforming call into a memcmp.
2056 (expand_builtin_strncmp): Likewise.
2058 2003-04-22 Roger Sayle <roger@eyesopen.com>
2060 * alias.c (mark_constant_function): Check for constancy and
2061 purity even of void functions. Update both the function decl
2062 and the cgraph RTL info with the results.
2064 2003-04-22 Roger Sayle <roger@eyesopen.com>
2066 * real.c (do_add): Change to return a bool indicating that the
2067 result of the operation may be inexact due to loss of precision.
2068 (do_multiply): Likewise.
2069 (do_divide): Likewise.
2071 2003-04-22 Geoffrey Keating <geoffk@apple.com>
2072 Loren James Rittle <ljrittle@acm.org>
2074 * dwarf2out.c (fde_table_allocated): Mark with GTY.
2075 (decl_die_table_allocated): Likewise.
2076 (abbrev_die_table_allocated): Likewise.
2077 (line_info_table_allocated): Likewise.
2078 (separate_line_info_table_allocated): Likewise.
2079 (pubname_table_allocated): Likewise.
2080 (arange_table_allocated): Likewise.
2081 (ranges_table_allocated): Likewise.
2082 (decl_die_table_in_use): Unconditionalize; mark with GTY.
2083 (abbrev_die_table_in_use): Likewise.
2084 (line_info_table_in_use): Likewise.
2085 (separate_line_info_table_in_use): Likewise.
2086 (pubname_table_in_use): Likewise.
2087 (arange_table_in_use): Likewise.
2088 (ranges_table_in_use): Likewise.
2089 (have_location_lists): Likewise.
2090 (emitcount): New GTY-marked static, moved...
2091 (maybe_emit_file): ...from here.
2092 (label_num): New GTY-marked static, moved...
2093 (gen_internal_sym): ...from here.
2095 2003-04-22 Richard Henderson <rth@redhat.com>
2097 PR 8866
2098 * rtl.h (MEM_NOTRAP_P): New.
2099 (MEM_COPY_ATTRIBUTES): Copy it.
2100 * rtlanal.c (may_trap_p): Check it.
2101 * expr.c (do_tablejump): Set it.
2102 * doc/rtl.texi (Flags): Document it.
2104 * cfgrtl.c (try_redirect_by_replacing_jump): Revert last three changes.
2106 2003-04-22 Olivier Hainque <hainque@act-europe.fr>
2108 * config/alpha/alpha.c (alpha_expand_prologue [OPEN_VMS_ABI]): Don't
2109 set FRP on stack adjustment for outgoing args if frame_pointer_needed.
2111 2003-04-22 Vincent Celier <celier@gnat.com>
2113 * gthr-gnat.h, gthr-gnat.c: new sources for implementation of
2114 --enable-threads=gnat.
2115 * Makefile.in: Add gthr-gnat.c to LIB2ADDEH.
2116 * configure.in: Add gnat to the list of thread packages
2117 * configure: Rebuild.
2118 * config/t-linux: Add gthr-gnat.c to LIB2ADDEH and LIB2ADDEHDEP
2120 2003-04-22 Neil Booth <neil@daikokuya.co.uk>
2122 * cpplex.c (_cpp_get_fresh_line): Pop the buffer if return_at_eof.
2124 2003-04-22 Devang Patel <dpatel@apple.com>
2126 * cpptrad.c (_cpp_replacement_text_len): Add check for macro
2127 parameter count.
2128 (_cpp_copy_replacement_text): Same.
2130 2003-04-22 Neil Booth <neil@daikokuya.co.uk>
2132 * c-lex.c (c_lex): Handle CPP_OTHER differently.
2133 * cppexp.c (_cpp_parse_expr): Similarly.
2134 * cpplex.c (SPELL_CHAR): Remove.
2135 (_cpp_lex_direct): Stray chars are saved as byte strings.
2136 (cpp_spell_token, cpp_output_token, _cpp_equiv_token): Don't
2137 handle SPELL_CHAR.
2138 (cpp_avoid_paste): Update handling of CPP_OTHER.
2139 * cpplib.h: Spell CPP_OTHER like a number.
2140 (struct cpp_token): Remove member c.
2141 * cppmacro.c (stringify_arg): Update handling of CPP_OTHER.
2143 2003-04-22 David Turner <novalis@gnu.org>
2145 * gbl-ctors.h: Add special license exception.
2146 * libgcc2.h: Likewise.
2147 * tsystem.h: Likewise.
2148 * gcov-io.h: Likewise.
2150 2003-04-22 David Edelsohn <edelsohn@gnu.org>
2152 * fold-const.c (fold_range_test): Use RANGE_TEST_NON_SHORT_CIRCUIT
2153 macro defaulting to original BRANCH_COST heuristic.
2154 * doc/tm.texi (RANGE_TEST_NON_SHORT_CIRCUIT): Document.
2156 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Define.
2158 2003-04-22 Aldy Hernandez <aldyh@redhat.com>
2160 * config/rs6000/t-spe: Merge in t-fprules into file.
2162 * config.gcc: Add t-spe to powerpc-eabispe.
2164 2003-04-22 Kean Johnston <jkj@sco.com>
2166 * tlink.c (recompile_files): Add missing '=' to putenv calls
2168 2003-04-22 Nathan Sidwell <nathan@codesourcery.com>
2170 * ginclude/stddef.h: Provide C++ safe offsetof.
2172 2003-04-22 J"orn Rennecke <joern.rennecke@superh.com>
2174 * function.c (purge_addressof_1): In (mem (addressof (reg))) case
2175 for reg notes, if there are no substitutions, just use a SUBREG.
2177 2003-04-21 Mark Mitchell <mark@codesourcery.com>
2179 * Makefile.in (calls.o): Depend on except.h.
2180 * calls.c: Include except.h.
2181 (emit_call_1): Call note_eh_region_may_contain_throw if
2182 appropriate.
2183 * except.c (eh_region): Add may_contain_throw.
2184 (expand_eh_region_end_cleanup): Do not include handler code when
2185 it cannot be reached.
2186 (note_eh_region_may_contain_throw): New function.
2187 * except.h (note_eh_region_may_contain_throw): New function.
2189 2003-04-21 Mark Mitchell <mark@codesourcery.com>
2191 * config/i386/winnt.c (i386_pe_mark_dllimport): Revert previous
2192 changes.
2194 2003-04-21 Aldy Hernandez <aldyh@redhat.com>
2196 * config/rs6000/rs6000.c (rs6000_override_options): No SPE means
2197 64-bit long doubles.
2199 2003-04-21 Olivier Hainque <hainque@act-europe.fr>
2201 * fold-const.c (fold, case PLUS_EXPR and case MULT_EXPR): Restore
2202 a number of conversions required for type consistency and previously
2203 stripped off by STRIP_NOPS.
2205 * calls.c (expand_call): Prevent sibcall optimization for calls to
2206 nested subprograms.
2208 * expmed.c (extract_bit_field): Reverse operands of && condition to
2209 prevent a potential division by zero in the previously first branch.
2210 * config/pa/pa.md (extv, extzv): FAIL if the bitfield length is zero.
2212 2003-04-21 Joel Brobecker <brobecker@gnat.com>
2214 * dwarf2out.c (is_ada, is_ada_subrange_type): New functions.
2215 (subrange_type_die): Likewise.
2216 (modified_type_die): Emit a subrange_type DIE for Ada subrange types.
2217 (is_c_family, is_cxx, is_java, is_fortran): Return bool and clean up.
2219 2003-04-21 Nathan Sidwell <nathan@codesourcery.com>
2221 Break out coverage routines to new file.
2222 * Makefile.in (COVERAGE_H): New variable
2223 (C_OBJS): Add coverage.o
2224 (coverage.o): New target.
2225 (profile.o, loop-init.o, sched-ebb.o, predict.o, tracer.o): Adjust
2226 dependencies.
2227 (GTFILES): Adjust.
2228 (gt-coverage.h): New target.
2229 (gt-profile.h): Remove.
2230 * profile.h: Remove. Move to ...
2231 * coverage.h: ... here. New. #include gcov-io.h.
2232 * gcov-io.h: Move function definitions to ...
2233 * gcov-io.c: ... here. New.
2234 * profile.c: Move coverage routines to coverage.c.
2235 (instrument_edges, get_exec_counts, branch_prob, init_branch_prob,
2236 end_branch_prob): Adjust.
2237 * coverage.c: New. Coverage routines from profile.c
2238 (coverage_counter_ref, coverage_init, coverage_finish,
2239 coverage_end_function, coverage_begin_output,
2240 coverage_counter_ref, get_coverage_counts): Define.
2241 * gcov-dump.c, gcov.c: #include gcov-io.c.
2242 * libgcov.c: Likewise. Adjust.
2243 * loop-init.c: Don't #include profile.h
2244 * tracer.c, predict.c, sched-ebb.c: Adjust #includes.
2245 * rtl.h: Add coverage prototypes.
2246 * toplev.c (compile_file): Init coverage, not branch_prob.
2247 Always call coverage_finish.
2248 (rest_of_compilation): Call coverage_end_function.
2250 2003-04-21 Matt Kraai <kraai@alumni.cmu.edu>
2252 * config/rs6000/rs6000.md (*movsf_softfloat): Add "h" <- "0" case.
2254 2003-04-21 Neil Booth <neil@daikokuya.co.uk>
2256 * c-ppoutput.c (cb_include): Don't take a cpp_token.
2257 * cppfiles.c: Don't undef strcmp.
2258 (find_include_file): Don't take a cpp_token. Check for empty
2259 file names.
2260 (_cpp_execute_include, _cpp_compare_file_date): Don't take a cpp_token.
2261 (cpp_push_include): Simplify.
2262 * cpphash.h (_cpp_execute_include, _cpp_compare_file_date): Update.
2263 * cpplib.c (glue_header_name): Return the file name, not a cpp_token.
2264 (parse_include): Similary. Don't check for zero-length filenames.
2265 (do_include_common, do_pragma_dependency): Update accordingly.
2266 * cpplib.h (struct cpp_callbacks): Change prototype of include.
2268 2003-04-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2270 * doc/rtl.texi (RTX_UNCHANGING_P): Point to true_dependence for
2271 details of conflict handling.
2273 * fold-const.c (extract_muldiv, case CONVERT_EXPR): Detect case
2274 when conversion overflows.
2276 * stor-layout.c (layout_decl): Don't set DECL_SIZE_UNIT if already set.
2278 * expr.c (store_constructor): Set RTX_UNCHANGING_P if readonly_field_p
2279 before clearing.
2281 2003-04-21 Mark Mitchell <mark@codesourcery.com>
2283 * config/i386/winnt.c (i386_pe_mark_dllimport): Make the new RTL
2284 have the same form as the old RTL.
2286 2003-04-21 Andreas Jaeger <aj@suse.de>
2288 * cppcharset.c (_cpp_valid_ucn): Cast field precision to int.
2290 2003-04-20 Chris Lattner <sabre@nondot.org>
2291 Zack Weinberg <zack@codesourcery.com>
2293 * c-common.h, c-semantics.c: Rename genrtl_decl_cleanup to
2294 genrtl_cleanup_stmt. Correct comment at head of
2295 genrtl_cleanup_stmt (no such thing as a DECL_CLEANUP).
2297 * stmt.c (struct nesting): Kill n_function_calls.
2298 (expand_start_bindings): Don't set
2299 thisblock->data.block.n_function_calls.
2300 (expand_end_bindings): Compare function_call_count against 0.
2301 (expand_cleanups): Kill DONT_DO argument; all callers passed
2302 NULL_TREE. All callers updated to match.
2304 2003-04-20 Zack Weinberg <zack@codesourcery.com>
2306 * varasm.c (struct deferred_constant, defer_addressed_constants_flag)
2307 (defer_addressed_constants, output_deferred_addressed_constants): Kill.
2308 (output_constant_def): Remove code predicated on
2309 defer_addressed_constants_flag.
2311 * output.h: Remove prototypes of deleted functions.
2312 * c-typeck.c (constructor_subconstants_deferred): Kill.
2313 (struct initializer_stack): Remove 'deferred' field.
2314 (start_init): Remove all references to the above.
2315 (finish_init): Likewise. Also remove never-executed call to
2316 output_deferred_addressed_constants. Pull assignment to
2317 defstr out of if expression.
2319 2003-04-20 Neil Booth <neil@daikokuya.co.uk>
2321 * cpphash.h (NOTE_ESC_NL, NOTE_ESC_SPACE_NL, NOTE_TRIGRAPH,
2322 NOTE_NEWLINE): Remove.
2323 * cpplex.c (_cpp_clean_line, _cpp_process_line_notes): Update
2324 to handle new form of line note type.
2326 2003-04-20 Zack Weinberg <zack@codesourcery.com>
2328 * target.h (encode_section_info): Add new argument carrying
2329 the RTL to be modified by the hook.
2331 * varasm.c (make_decl_rtl, output_constant_def): Update calls
2332 to encode_section_info.
2333 (default_encode_section_info): Take and use RTL argument,
2334 don't use TREE_CST_RTL or DECL_RTL.
2335 * output.h: Update prototype of default_encode_section_info.
2336 * config/darwin.h (ASM_DECLARE_OBJECT_NAME)
2337 (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL):
2338 Update calls to encode_section_info.
2340 * config/darwin.c, config/arm/arm.c, config/arm/pe.c
2341 * config/h8300/h8300.c, config/i386/winnt.c, config/m32r/m32r.c
2342 * config/m68hc11/m68hc11.c, config/m88k/m88k.c, config/mcore/mcore.c
2343 * config/mips/mips.c, config/mmix/mmix.c, config/pa/pa.c
2344 * config/romp/romp.c, config/rs6000/rs6000.c, config/s390/s390.c
2345 * config/v850/v850.c (TARGET_ENCODE_SECTION_INFO definitions):
2346 Take and use RTL argument, don't use TREE_CST_RTL or DECL_RTL,
2347 except for PE dllimport/dllexport. Update calls to
2348 default_encode_section_info.
2350 * config/darwin-protos.h, config/arm/arm-protos.h, config/i386-protos.h:
2351 Update prototypes.
2353 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update.
2355 2003-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2357 PR/8705
2358 * pa.md (movccfp): New expander.
2359 (setccfp0, setccfp1): Rename to movccfp0 and movccfp1, respectively.
2360 Reverse fcmp conditions.
2362 2003-04-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2364 * config/avr/avr.md (*cmpqi_sign_extend): Handle negative values
2365 of operand 1 correctly.
2367 2003-04-20 Nathan Sidwell <nathan@codesourcery.com>
2369 * cpplex.c (_cpp_lex_direct): Set BOL for CPP_EOF tokens.
2370 * gcov.c (output_lines): Don't be so fussy about going past EOF.
2372 2003-04-20 Neil Booth <neil@daikokuya.co.uk>
2374 * Makefile.in (LIBCPP_OBJS): Add cppcharset.o.
2375 (cppcharset.o): New target.
2376 * c-lex.c (is_extended_char): Move to cppcharset.c.
2377 (utf8_extend_token): Delete.
2378 * cppcharset.c: New file.
2379 * cpphash.h (_cpp_valid_ucn): New.
2380 * cpplex.c (lex_identifier): Update prototype.
2381 (continues_identifier_p): Rename forms_identifier_p. Handle UCN
2382 escapes.
2383 (maybe_read_ucs): Rename maybe_read_ucn. Update to use code
2384 in cppcharset.c.
2385 (lex_number, lex_identifier, cpp_parse_escape): Update.
2386 (_cpp_lex_direct): Update to handle UCNs.
2387 (cpp_avoid_paste): Don't paste to form a UCN.
2389 2003-04-19 Roger Sayle <roger@eyesopen.com>
2391 * builtins.c (expand_builtin): Don't expand a pure or const
2392 built-in function if the result will be ignored and none of
2393 its arguments are volatile.
2395 2003-04-19 Kean Johnston <jkj@sco.com>
2397 * unwind-dw2.c (_Unwind_GetCFA): cast return to avoid warning
2398 * config.gcc: make SCO use dbxelf.h and elfos.h; only use one
2399 target fragment now: t-sco5; dont compile crti.o.
2400 * config/i386/sco5.h: major overhaul to remove all COFF remnants
2401 and to use elfos.h for most definitions.
2402 (BSS_SECTION_ASM_OP): set correct segment attributes.
2403 (PREFERED_DEBUGGING_TYPE): set to DWARF-2.
2404 (DWARF2_UNWIND_INFO): Always set to 1.
2405 (MD_STARTFILE_PREFIX): Make /usr/gnu/lib the default.
2406 (MD_STARTFILE_PREFIX_1): Define.
2407 (MD_EXEC_PREFIX): Adjust to /usr/gnu/bin if using GAS.
2408 (DEFAULT_LINKER): Define if not specified to configure.
2409 (CTORS_SECTION_ASM_OP): Remove COFF crud.
2410 (DTORS_SECTION_ASM_OP): Remove COFF crud.
2411 (WINT_TYPE): Define.
2412 (SDB_DEBUGGING_INFO): Remove.
2413 (EXTRA_SECTIONS): Likewise.
2414 (EXTRA_SECTION_FUNCTIONS): Likewise.
2415 (CTOR_LIST_BEGIN): Likewise.
2416 (CTOR_LIST_END): Likewise.
2417 (INIT_SECTION_FUNCTION): Likewise.
2418 (FINI_SECTION_FUNCTION): Likewise.
2419 (SUBTARGET_FRAME_POINTER_REQUIRED): Likewise.
2420 (LOCAL_LABEL_PREFIX): Likewise.
2421 (NON_SAVING_SETJMP): Likewise.
2422 (RETURN_POPS_ARGS): Likewise.
2423 (ASM_OUTPUT_SKIP): Likewise.
2424 (TARGET_ASM_NAMED_SECTION): Likewise.
2425 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2426 (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2427 (ASM_OUTPUT_IDENT): Likewise.
2428 (ASM_OUTPUT_CASE_LABEL): Likewise.
2429 (ASM_OUTPUT_ASCII): Likewise.
2430 (ASM_OUTPUT_LIMITED_STRING): Likewise.
2431 (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
2432 (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
2433 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2434 (ASM_FINISH_DECLARE_OBJECT): Likewise.
2435 (ASM_DECLARE_OBJECT_NAME): Likewise.
2436 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2437 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2438 (ASM_DECLARE_RESULT): Likewise.
2439 (ASM_WEAKEN_LABEL): Likewise.
2440 (SUPPORTS_WEAK): Likewise.
2441 (APPLY_RESULT_SIZE): Likewise.
2442 (LPREFIX): Likewise.
2443 (ALIGN_ASM_OP): Likewise.
2444 (ASCII_DATA_ASM_OP): Likewise.
2445 (IDENT_ASM_OP): Likewise.
2446 (ASM_SHORT): Likewise.
2447 (ASM_LONG): Likewise.
2448 (TYPE_ASM_OP): Likewise.
2449 (SIZE_ASM_OP): Likewise.
2450 (STRING_ASM_OP): Likewise.
2451 (SKIP_ASM_OP): Likewise.
2452 (EH_FRAME_SECTION_ASM_OP): Likewise.
2453 (READONLY_DATA_SECTION_ASM_OP): Likewise.
2454 (INIT_SECTION_ASM_OP): Likewise.
2455 (FINI_SECTION_ASM_OP): Likewise.
2456 (TEXT_SECTION_ASM_OP): Likewise.
2457 (DATA_SECTION_ASM_OP): Likewise.
2458 (TYPE_OPERANT_FORMAT): Likewise.
2459 (ASM_SPEC): Remove COFF code.
2460 (STARTFILE_SPEC): Likewise. Always use crti.o; add -p and -pp support;
2461 cause -pg to emit an error; use pcrt1elf.o with -pp
2462 (ENDFILE_SPEC): Likewise.
2463 (TARGET_OS_CPP_BUILTINS): Add _SCO_DS_LL.
2464 (CPP_SPEC): Remove COFF crud; always look in /usr/gnu/include first.
2465 (LINK_SPEC): Remove COFF crud; use -E for environment switch not -R;
2466 add -z alt_resolve to support weak symbols the way GCC wants them.
2467 (LIB_SPEC): Use the profiler libraries in -p or -pp mode.
2468 (LIBGCC_SPEC): Dont use -lgcc in -G mode.
2469 (ASM_PREFERED_EH_DATA_FORMAT): Remove.
2470 * config/i386/t-sco5 (TARGET_LIBGCC2_CFLAGS): Remove.
2471 (CRTSTUFF_T_CFLAGS_S): Define.
2472 (MULTILIB_OPTIONS): Likewise.
2473 (MULTILIB_DIRNAMES): Likewise.
2474 (MULTILIB_MATCHES): Likewise.
2475 (MULTILIB_EXTRA_OPTS): Likewise.
2476 (LIBGCC): Likewise.
2477 (INSTALL_LIBGCC): Likewise.
2478 (crti.o): Remove.
2479 * config/i386/t-sco5gas: Remove.
2480 * doc/install.texi: Updated for new OpenServer instructions.
2481 * testsuite/gcc.dg/nest.c: Allow failure on SCO (-pg not supported)
2483 2003-04-19 Kean Johnston <jkj@sco.com>
2485 * fixinc/check.tpl: Allow user to over-ride diff program.
2486 * fixinc/inclhack.def: Removed extraneous #ifndef SVR5.
2487 (sco_math): Added test for SCO math header files.
2488 (sco_regset): Added check for conflicts with ieeefp.h.
2489 (svr4_disable_opt): Removed extraneous #ifdef SVR4.
2490 * fixinc/fixincl.x: Regenerated
2491 * fixinc/tests/base/math.h: Added sco_math tests.
2492 * fixinc/tests/base/string.h: New file.
2493 * fixinc/tests/base/sys/regset.h: New file.
2495 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2497 * cpphash.h (struct cpp_buffer): Remove backup_to.
2498 * cpplex.c (BACKUP, get_effective_char): Die.
2499 (_cpp_skip_block_comment): Assume '*' is location on entry.
2500 (continues_identifier_p): Respect -fno-dollars-in-identifiers.
2501 (IF_NEXT_IS): Update.
2502 (_cpp_lex_direct): Don't use backup_to; look ahead directly.
2504 2003-04-19 Matt Kraai <kraai@alumni.cmu.edu>
2506 * README.Portability: Move to a new section and obsolete K+R
2507 portability issues.
2509 Sat Apr 19 14:56:17 CEST 2003 Jan Hubicka <jh@suse.cz>
2511 * rtlanal.c (subreg_offset_representable_p): Fix call of
2512 subreg_lowpart.
2514 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2516 * cpphash.h (struct cpp_reader): New member warned_dollar.
2517 * cpplex.c (continues_identifier_p): New function.
2518 (parse_identifier, parse_number, parse_string): Rename lex_identifer,
2519 lex_number and lex_string, and simplify.
2520 (parse_slow, unescaped_terminator_p): Die.
2521 (_cpp_lex_direct): Update.
2523 2003-04-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2525 * calls.c (expand_call): Provide init for old_stack_pointer_delta.
2527 2003-04-19 Nathan Sidwell <nathan@codesourcery.com>
2529 * doc/invoke.texi (-fprofile-arcs): Mention -lgcov, locking and
2530 fork behaviour.
2532 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2534 * cppexp.c (eval_token): Permit true and false even if pedantic.
2536 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2538 * cpplex.c (skip_whitespace): Rearrange to avoid stage1 ICE.
2540 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2542 * cppfiles.c (ENABLE_VALGRIND_CHECKING, VALGRIND_DISCARD,
2543 MMAP_THRESHOLD, TEST_THRESHOLD, SHOULD_MMAP): Remove.
2544 (struct include_file): Remove fefcnt, mapped members.
2545 (open_file, stack_include_file, _cpp_pop_file_buffer): Disable caching.
2546 (read_include_file): Don't use mmap, terminate buffers in '\r'.
2547 (purge_cache): Don't use munmap.
2548 * cpphash.h (CPP_BUF_COLUMN): Update.
2549 (lexer_state): Remove lexing_comment.
2550 (struct _cpp_line_note): New.
2551 (struct cpp_buffer): New members cur_note, notes_used, notes_cap,
2552 next_line and need_line. Remove col_adjust and saved_flags.
2553 (_cpp_process_line_notes, _cpp_clean_line, _cpp_get_fresh_line,
2554 _cpp_skip_block_comment, scan_out_logical_line): New.
2555 (_cpp_init_mbchar): Remove.
2556 * cppinit.c (init_library): Remove call to _cpp_init_mbchar.
2557 (cpp_read_main_file): Set line to 1 earlier.
2558 (post_options): -traditional-cpp doesn't want trigraphs.
2559 * cpplex.c (MULTIBYTE_CHARS): Remove code predicated on this.
2560 (add_line_note, _cpp_clean_line, _cpp_process_line_notes,
2561 _cpp_get_fresh_line): New.
2562 (handle_newline, skip_escaped_newlines, trigraph_p,
2563 continue_after_nul, _cpp_init_mbchar): Remove.
2564 (get_effective_char): Update.
2565 (_cpp_skip_block_comment): Rename from skip_block_comment, simplify.
2566 (skip_line_comment): Simplify.
2567 (skip_whitespace, parse_identifier, parse_slow, parse_number,
2568 parse_string): Update.
2569 (cpp_lex_direct): Use clean lines and process line notes. Update.
2570 (cpp_interpret_charconst): No MULTIBYTE_CHARS.
2571 * cpplib.c (prepare_directive_trad): Call scan_out_logical_line
2572 directly.
2573 (_cpp_handle_directive): Don't set saved_flags.
2574 (run_directive, destringize_and_run, cpp_define, cpp_define_builtin,
2575 cpp_undef, handle_assertion, cpp_push_buffer): Update.
2576 (_cpp_pop_buffer): Free notes.
2577 * cppmacro.c (builtin_macro, paste_tokens): \n terminate buffer.
2578 * cpppch.c (cpp_read_state): \n terminate buffer.
2579 * cpptrad.c (skip_escaped_newlines, handle_newline): Remove.
2580 (copy_comment): Use _cpp_skip_block_comment.
2581 (skip_whitespace, lex_identifier, _cpp_read_logical_line_trad):
2582 Simplify.
2583 (_cpp_overlay_buffer, _cpp_remove_overlay, push_replacement_text,
2584 save_replacement_text): Update.
2585 (scan_out_logical_line): Update to use clean lines and process
2586 line notes.
2587 * fix-header.c (read_scan_file): Update.
2589 2003-04-18 Douglas B Rupp <rupp@gnat.com>
2591 * unwind-dw2-fde.c (__register_frame_info_bases): Check for
2592 null begin parameter (as well as pointer to null).
2593 (__deregister_frame_info_bases): Likewise.
2595 2003-04-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2597 * function.c (purge_addressof_1): For ADDRESSOF, see if SUB is a
2598 hard or virtual register and copy into pseudo if replacement fails.
2600 * cfgcleanup.c (flow_find_cross_jump): Use INSN_P, not active_insn_p.
2602 * expmed.c (mask_rtx): Avoid undefined shifts for BITSIZE of 0.
2604 2003-04-18 Olivier Hainque <hainque@act-europe.fr>
2606 * calls.c (expand_call): Move special case for constructor calls
2607 to right place. Ensures constructor calls used to initialize
2608 arguments get a clean outgoing argument block for themselves.
2609 Move check for stack deallocation completeness until after last
2610 deallocation. Add stack_pointer_delta to set of state
2611 variables saved and restored along with current stack_level.
2613 * integrate.c (expand_inline_function): Ensure non-const actuals
2614 don't end up const in the caller's flow after conversion to possibly
2615 const formal type.
2617 2003-04-18 Vincent Celier <celier@gnat.com>
2619 * dwarf2out.c (loc_descriptor_from_tree): Treat all *_MOD_EXPR
2620 and *_DIV_EXPR as TRUNC_*_EXPR.
2622 2003-04-18 Mark Mitchell <mark@codesourcery.com>
2624 * cfgrtl.c (try_redirect_by_replacing_jump): Create a basic block
2625 for orphaned jump tables.
2627 2003-04-18 Kazu Hirata <kazu@cs.umass.edu>
2629 * reload1.c: Revert my previous patch on 2002-04-17.
2631 2003-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2633 * doc/contrib.texi (Contributors): Prefer "bug fix" over "bugfix".
2634 Add Segher Boessenkool.
2636 2003-04-18 Alexander Sotirov <sluncho@mirizma.org>
2638 PR c/9177
2639 * c-decl.c (c_expand_body): Don't garbage collect the function
2640 body if we are going to dump it later.
2642 2003-04-18 Richard Henderson <rth@redhat.com>
2644 * config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): Remove.
2645 (alpha_end_function): Don't set them.
2646 (decl_in_text_section): Remove.
2647 (alpha_encode_section_info): Remove.
2648 (samegp_function_operand): Use SYMBOL_REF LOCAL_P and EXTERNAL_P.
2649 (direct_call_operand): Use SYMBOL_REF_DECL and compare actual
2650 sections, rather than decl_in_text_section results.
2652 2003-04-18 Roger Sayle <roger@eyesopen.com>
2654 * rtlanal.c (reg_overlap_mentioned_p): Handle ZERO_EXTRACT
2655 and SIGN_EXTRACT.
2657 2003-04-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2659 PR optimization/7675
2660 * c-typeck.c (build_external_ref): Set the DECL_NONLOCAL flag
2661 on VAR_DECL, PARM_DECL and FUNCTION_DECL from within
2662 nested functions if they refer to declarations from parent functions.
2663 * stmt.c (expand_decl): Don't put automatic variables in registers
2664 if the DECL_NONLOCAL flag is set.
2666 2003-04-18 Hans-Peter Nilsson <hp@bitrange.com>
2668 * gcse.c (compute_ld_motion_mems): For MEM destinations, only
2669 consider those to be movable where the source matches
2670 want_to_gcse_p.
2671 (update_ld_motion_stores): In comment, refer to
2672 compute_ld_motion_mems for validity of replacement.
2674 Fri Apr 18 01:28:51 CEST 2003 Jan Hubicka <jh@suse.cz>
2676 * gcov-dump.c (tag_summary): Remove max_sum
2677 * gcov-io.h (gcov_summary, gcov_write_summary,
2678 gcov_read_summary): Kill max_sum.
2679 * libgcov.c (gcov_exit): Do one pass over the data. Make error
2680 message more verbose.
2682 * emit-rtl.c (subreg_hard_regno): Check that register is
2683 representable.
2685 * reload.c (reload_inner_reg_of_subreg): When register is not
2686 representable, reload the whole thing.
2687 (find_reloads): Likewsie.
2688 * rtlanal.c (subreg_representable_p): New function.
2690 * profile.c (compute_branch_probabilities): Cleanup sanity checking;
2691 allow negative probabilities for edges from the call to exit.
2692 (branch_prob): Do not add fake edges for functions that may return
2693 twice.
2695 2003-04-17 DJ Delorie <dj@redhat.com>
2697 * toplev.c (target_options): Add value field.
2698 (set_target_switch): Handle target options with values.
2699 * doc/tm.texi: Document how fixed vs variable target
2700 options work.
2701 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
2702 config/c4x/c4x.h, config/cris/aout.h, config/cris/cris.h,
2703 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
2704 config/frv/frv.h, config/i386/i386.h, config/ia64/ia64.h,
2705 config/m32r/m32r.h, config/m68hc11/m68hc11.h,
2706 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
2707 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa.h,
2708 config/rs6000/rs6000.h, config/rs6000/sysv4.h,
2709 config/s390/s390.h, config/sparc/sparc.h, config/v850/v850.h:
2710 Add value initializer to target options.
2712 2003-04-07 Loren James Rittle <ljrittle@acm.org>
2714 * cpppch.c (cpp_valid_state): Unconditionally initialize nl.
2716 2003-04-17 Kazu Hirata <kazu@cs.umass.edu>
2718 * reload1.c (move2add_last_cc0): New.
2719 (reload_cse_move2add): Detect implicit sets.
2720 (move2add_note_store): Notice a store into cc0.
2722 2003-04-17 Roger Sayle <roger@eyesopen.com>
2724 PR c/10375
2725 * c-decl.c (duplicate_decls): Preserve "const" and "noreturn"
2726 function attributes.
2728 2003-04-17 Janis Johnson <janis187@us.ibm.com>
2730 * doc/sourcebuild.texi (Test Suites): Document support for testing
2731 binary compatibility (moved from testsuite/README.compat).
2733 2003-04-17 Richard Henderson <rth@redhat.com>
2735 * config/ia64/ia64.c (ia64_in_small_data_p): Disallow strings.
2737 2003-04-17 Simon Law <sfllaw@engmail.uwaterloo.ca>
2739 * doc/include/gpl.texi: Fix double-spacing after "MA" to match
2740 the one provided by the FSF.
2742 2003-04-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2744 * doc/install.texi (Binaries): Update URL and list of platforms
2745 provided by ftp.thewrittenword.com.
2747 2003-04-17 Richard Henderson <rth@redhat.com>
2749 * config/xtensa/xtensa.c (xtensa_encode_section_info): Remove.
2750 (call_insn_operand): Use SYMBOL_REF_LOCAL_P.
2751 * config/xtensa/xtensa.md (call, call_value): Likewise.
2753 2003-04-17 Richard Henderson <rth@redhat.com>
2755 * config/v850/v850.c (print_operand): Use SYMBOL_REF_[ZST]DA.
2756 (print_operand_address): Likewise.
2757 (ep_memory_operand): Likewise.
2758 (special_symbolref_operand): Likewise.
2759 (v850_encode_data_area): Use SYMBOL_REF_FLAGS.
2760 (v850_encode_section_info): Call default_encode_section_info.
2761 (v850_strip_name_encoding): Remove.
2762 * config/v850/v850.h (EXTRA_CONSTRAINT): Use SYMBOL_REF_[ZST]DA.
2763 (ASM_OUTPUT_LABELREF): Remove.
2764 (ZDA_NAME_FLAG_CHAR, ZDA_NAME_P): Remove.
2765 (SDA_NAME_FLAG_CHAR, SDA_NAME_P): Remove.
2766 (TDA_NAME_FLAG_CHAR, TDA_NAME_P): Remove.
2767 (ENCODED_NAME_P): Remove.
2768 (SYMBOL_FLAG_ZDA, SYMBOL_REF_ZDA_P): New.
2769 (SYMBOL_FLAG_SDA, SYMBOL_REF_SDA_P): New.
2770 (SYMBOL_FLAG_TDA, SYMBOL_REF_TDA_P): New.
2772 2003-04-17 Richard Henderson <rth@redhat.com>
2774 * config/stormy16/stormy16.c (xstormy16_encode_section_info): Kill.
2775 * config/stormy16/stormy16.h (ASM_OUTPUT_SYMBOL_REF): Use
2776 SYMBOL_REF_FUNCTION_P.
2778 2003-04-17 Richard Henderson <rth@redhat.com>
2780 * config/sparc/sparc.c (sparc_encode_section_info): Remove.
2781 (data_segment_operand): Use SYMBOL_REF_FUNCTION_P.
2782 (text_segment_operand): Likewise.
2784 2003-04-17 Richard Henderson <rth@redhat.com>
2786 * config/sh/sh.c (gen_datalabel_ref): Don't add SH_DATALABEL_ENCODING.
2787 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
2788 (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
2789 (sh_encode_section_info): Remove.
2790 (sh_strip_name_encoding): Remove.
2791 * config/sh/sh.h (SH_DATALABEL_ENCODING): Remove.
2792 (DATALABEL_SYMNAME_P, STRIP_DATALABEL_ENCODING): Remove.
2793 (SH_TLS_ENCODING, TLS_SYMNAME_P, STRIP_TLS_ENCODING): Remove.
2794 (ASM_OUTPUT_LABELREF): Remove.
2795 (ASM_OUTPUT_SYMBOL_REF): Use SYMBOL_REF_FUNCTION_P.
2796 * config/sh/sh.md (*): Use SYMBOL_REF_LOCAL_P.
2798 2003-04-17 Richard Henderson <rth@redhat.com>
2800 * config/s390/s390.c (SYMBOL_FLAG_ALIGN1): New.
2801 (tls_model_chars): Remove.
2802 (larl_operand): Use SYMBOL_REF_FLAGS.
2803 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
2804 (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
2805 (s390_output_mi_thunk): Likewise.
2806 (s390_emit_prologue): Set SYMBOL_FLAG_LOCAL as needed.
2807 (s390_function_profiler): Likewise.
2808 (s390_encode_section_info): Use default_encode_section_info
2809 and SYMBOL_FLAG_ALIGN1.
2810 (s390_strip_name_encoding): Remove.
2811 * config/s390/s390.h (ASM_OUTPUT_LABELREF): Remove.
2812 * config/s390/s390.md (call, call_value): Use SYMBOL_REF_LOCAL_P.
2813 (builtin_setjmp_receiver): Set SYMBOL_FLAG_LOCAL as needed.
2815 2003-04-17 Richard Henderson <rth@redhat.com>
2817 * config/ns32k/ns32k.c (ns32k_encode_section_info): Remove.
2818 (global_symbolic_reference_mentioned_p): Use SYMBOL_REF_LOCAL_P.
2819 (print_operand_address): Likewise.
2821 * config/ns32k/ns32k.h (CANNOT_CHANGE_MODE_CLASS): Add CLASS argument.
2822 * config/ns32k/ns32k.c (expand_block_move): Don't check
2823 flag_unroll_loops.
2825 2003-04-17 Richard Henderson <rth@redhat.com>
2827 * config/mcore/mcore.c (mcore_encode_section_info): Don't set
2828 SYMBOL_REF_FLAG.
2830 2003-04-17 Richard Henderson <rth@redhat.com>
2832 * rtl.h (SYMBOL_FLAG_MACH_DEP_SHIFT): New.
2834 * config/m32r/m32r.c (SYMBOL_FLAG_MODEL_SHIFT): New.
2835 (SYMBOL_REF_MODEL): New.
2836 (LIT_NAME_P): Move from m32r.h.
2837 (m32r_select_section): Remove.
2838 (m32r_encode_section_info): Use SYMBOL_REF_FLAGS.
2839 (m32r_strip_name_encoding): Remove.
2840 (m32r_in_small_data_p): New.
2841 (small_data_operand): Use SYMBOL_REF_SMALL_P.
2842 (addr24_operand): Use SYMBOL_REF_MODEL.
2843 (call26_operand): Likewise.
2844 (addr32_operand): Tidy.
2845 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
2846 * config/m32r/m32r.h (RODATA_SECTION_ASM_OP): Remove.
2847 (SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Remove.
2848 (READONLY_DATA_SECTION_ASM_OP): Remove.
2849 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
2850 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Remove.
2851 (TARGET_ASM_SELECT_SECTION): Remove.
2852 (SDATA_FLAG_CHAR, MEDIUM_FLAG_CHAR, LARGE_FLAG_CHAR): Remove.
2853 (SDATA_NAME_P, SMALL_NAME_P, MEDIUM_NAME_P): Remove.
2854 (LARGE_NAME_P, ENCODED_NAME_P): Remove.
2855 (ASM_OUTPUT_LABELREF): Remove.
2857 2003-04-17 Richard Henderson <rth@redhat.com>
2859 * config/ip2k/ip2k.c (is_regfile_address): Use SYMBOL_REF_FUNCTION_P.
2860 (encode_section_info): Remove.
2861 * config/ip2k/ip2k-protos.h: Update.
2863 2003-04-17 Richard Henderson <rth@redhat.com>
2865 * varasm.c (default_encode_section_info): Don't set
2866 SYMBOL_FLAG_EXTERNAL if not TREE_PUBLIC.
2867 * config/i370/i370.c (i370_encode_section_info): Remove.
2868 * config/i370/i370.h (CONSTANT_ADDRESS_P): Use SYMBOL_REF_EXTERNAL_P.
2869 (PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Likewise.
2870 * config/i370/i370.md (movsi): Likewise.
2872 * config/i370/t-i370: Add missing backslash.
2874 2003-04-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2876 * doc/invoke.texi (inline-limit): Fix pasto.
2878 2003-04-17 Richard Henderson <rth@redhat.com>
2880 * config/h8300/h8300.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): New.
2881 (small_call_insn_operand): Use it.
2882 (SYMBOL_FLAG_EIGHTBIT_DATA): New.
2883 (h8300_eightbit_constant_address_p): Use it.
2884 (SYMBOL_FLAG_TINY_DATA): New.
2885 (h8300_tiny_constant_address_p): Use it.
2886 (h8300_encode_label, h8300_strip_name_encoding): Remove.
2887 (h8300_encode_section_info): Set SYMBOL_REF_FLAGS.
2888 * config/h8300/h8300.h (TINY_DATA_NAME_P): Remove.
2889 (ASM_OUTPUT_LABELREF): Remove.
2891 2003-04-16 Richard Henderson <rth@redhat.com>
2893 * config/frv/frv.c (symbol_ref_small_data_p): Remove. Replace
2894 all users with SYMBOL_REF_SMALL_P.
2895 (const_small_data_p): Use SYMBOL_REF_SMALL_P.
2896 (frv_encode_section_info): Remove.
2897 (frv_strip_name_encoding): Remove.
2898 (frv_in_small_data_p): Merge tests from encode_section_info.
2899 (frv_print_operand): Use '@' not SDATA_FLAG_CHAR.
2900 * config/frv/frv.h (SDATA_FLAG_CHAR): Remove.
2901 (SDATA_NAME_P): Remove.
2902 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use SIZE not SDATA_NAME_P.
2903 (ASM_OUTPUT_LABELREF): Remove.
2904 (PRINT_OPERAND_PUNCT_VALID_P): Use '@' not SDATA_FLAG_CHAR.
2906 * config/frv/frv.c (frv_asm_out_constructor): New.
2907 (frv_asm_out_destructor): New.
2908 * config/frv/frv.h (CTORS_SECTION_ASM_OP): New.
2909 (DTORS_SECTION_ASM_OP): New.
2910 (ASM_OUTPUT_CONSTRUCTOR): Remove.
2911 (ASM_OUTPUT_DESTRUCTOR): Remove.
2913 2003-04-16 Richard Henderson <rth@redhat.com>
2915 * config/cris/cris.c (cris_gotless_symbol, cris_got_symbol): Use
2916 SYMBOL_REF_LOCAL_P; abort if not pic.
2917 (cris_encode_section_info): Remove.
2919 2003-04-16 Richard Henderson <rth@redhat.com>
2921 * config/c4x/c4x.c (c4x_encode_section_info): Remove.
2922 (c4x_T_constraint): Use SYMBOL_REF_FUNCTION_P.
2924 * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Declare
2925 flag_inline_trees.
2927 2003-04-16 Richard Henderson <rth@redhat.com>
2929 * config/avr/avr.c (avr_encode_section_info): Remove.
2930 (avr_insert_attributes): New.
2931 (print_operand_address): Use SYMBOL_REF_FUNCTION_P.
2932 (avr_assemble_integer): Likewise.
2934 2003-04-16 Richard Henderson <rth@redhat.com>
2936 * arc.c (arc_encode_section_info): Remove.
2937 (arc_assemble_integer): Use SYMBOL_REF_FUNCTION_P.
2938 (arc_print_operand, arc_print_operand_address): Likewise.
2939 * arc.h (EXTRA_CONSTRAINT): Likewise.
2941 2003-04-16 Roger Sayle <roger@eyesopen.com>
2943 * c-semantics.c (find_reachable_label): New function to find a
2944 potentially reachable label in an expression.
2945 (expand_unreachable_if_stmt): Similar to expand_if_stmt but
2946 assumes the start of the IF_STMT is unreachable (dead) code.
2947 (expand_unreachable_stmt): Similar to expand_stmt but assumes
2948 the start of the statement list is unreachable (dead) code.
2949 (genrtl_if_stmt): If the controlling expression of the IF
2950 is constant, use expand_unreachable_stmt for the THEN or ELSE
2951 clause as appropriate.
2952 (genrtl_switch_stmt): Use expand_unreachable_stmt to expand
2953 the body of a SWITCH statement.
2954 (expand_stmt): The code immediately following a "return",
2955 "break", "continue" or "goto" is unreachable.
2956 * Makefile.in (c-semantics.o): Depend upon tree-inline.h.
2958 2003-04-16 Richard Henderson <rth@redhat.com>
2960 * rtl.h (MEM_ALIAS_SET): Update documentation.
2961 * doc/rtl.texi (Special Accessors): New node.
2962 (SYMBOL_REF_FLAG): Note relationship with SYMBOL_REF_FLAGS.
2964 2003-04-16 Alexandre Oliva <aoliva@redhat.com>
2966 * reload1.c (reload_cse_noop_set_p): Return false if mode of
2967 SET_DEST is not the same as that returned by...
2968 * cselib.h (cselib_reg_set_mode): ... new function.
2969 * cselib.c (cselib_reg_set_mode): Define it.
2970 (REG_VALUES): Document semantics of first element as set mode.
2971 (cselib_subst_to_values): Skip first element if ELT is NULL.
2972 (cselib_lookup): Likewise. Insert past the first element.
2973 (cselib_invalidate_regno): NULLify first element.
2974 (cselib_record_set): Set first element.
2976 2003-04-16 Olivier Hainque <hainque@act-europe.fr>
2978 * tree.c (skip_simple_arithmetics_at, saved_expr_p): New functions.
2979 (save_expr): Replace loop by call to skip_simple_arithmetics_at.
2980 * tree.h: Add prototypes for the two new functions.
2981 * fold-const.c (fold_binary_op_with_conditional_arg): Replace test
2982 updates introduced in the previous revision by call to saved_expr_p.
2983 * stor-layout.c (put_pending_size): Use skip_simple_arithmetics_at.
2985 * expr.c (store_field): Force usage of bitfield instructions when
2986 the field position requires it, whatever SLOW_UNALIGNED_ACCESS.
2987 (expand_expr, case BIT_FIELD_REF): likewise.
2989 2003-04-16 Mark Mitchell <mark@codesourcery.com>
2991 PR middle-end/8866
2992 * cfgtrl.c (try_redirect_by_replacing_jump): Do not delete
2993 jumptables.
2995 2003-04-16 Richard Henderson <rth@redhat.com>
2997 * config/ia64/ia64.c (sdata_symbolic_operand): Use
2998 SYMBOL_REF_SMALL_P and SYMBOL_REF_LOCAL_P.
2999 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
3000 (function_operand): Use SYMBOL_REF_FUNCTION_P.
3001 (ia64_expand_load_address): Likewise.
3002 (ia64_assemble_integer): Likewise.
3003 (ia64_encode_section_info): Remove.
3004 (ia64_strip_name_encoding): Remove.
3005 * config/ia64/ia64.h (ENCODE_SECTION_INFO_CHAR): Remove.
3006 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't strip it.
3008 2003-04-16 Richard Henderson <rth@redhat.com>
3010 * config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): New.
3011 (samegp_function_operand): Use SYMBOL_FLAG_SAMEGP.
3012 (direct_call_operand): Use SYMBOL_FLAG_NEAR.
3013 (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
3014 (small_symbolic_operand): Use SYMBOL_REF_SMALL_P.
3015 (global_symbolic_operand): Similarly.
3016 (tls_symbolic_operand_1): Use SYMBOL_REF_TLS_MODEL.
3017 (tls_symbolic_operand_type): Likewise.
3018 (alpha_encode_section_info): Use default_encode_section_info.
3019 (alpha_strip_name_encoding): Remove.
3020 (get_tls_get_addr): Split out from ...
3021 (alpha_legitimize_address): ... here.
3022 (alpha_emit_xfloating_libcall): Use init_one_libfunc.
3023 (get_some_local_dynamic_name_1): Use SYMBOL_REF_TLS_MODEL.
3024 (alpha_initialize_trampoline): Use init_one_libfunc.
3025 (alpha_setup_incoming_varargs): Mark unused parameters.
3026 (alpha_initial_elimination_offset): Likewise.
3027 (alpha_end_function): Use SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP.
3028 (unicosmk_unique_section): Use default_strip_name_encoding.
3029 (unicosmk_ssib_name, unicosmk_output_externs): Likewise.
3031 2003-04-16 Aldy Hernandez <aldyh@redhat.com>
3033 * config.gcc: Add t-spe for eabispe.
3035 * config/rs6000/t-spe: New.
3037 2003-04-16 J"orn Rennecke <joern.rennecke@superh.com>
3039 Re-apply this patch:
3041 2002-05-16 Dale Johannesen <dalej@apple.com>
3042 * combine.c (cant_combine_insn_p): Reenable combinations
3043 involving hard regs unless CLASS_LIKELY_SPILLED_P.
3045 2003-04-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3047 PR/10271
3048 * pa-protos.h (function_arg): Remove last argument.
3049 * pa.c (function_arg): Likewise. Use CUMULATIVE_ARGS struct instead.
3050 * pa.h (struct hppa_args): Add member incoming.
3051 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Initialize
3052 member incoming.
3053 (FUNCTION_ARG): Revise call to function_arg.
3054 (FUNCTION_INCOMING_ARG): Delete.
3056 2003-04-15 Zack Weinberg <zack@codesourcery.com>
3058 * configure.in: Unify the code which creates symlinks to a
3059 just-built as, ld, objdump, and nm with the code that detects
3060 their presence for purposes of feature tests.
3061 * configure: Regenerate.
3063 2003-04-15 Zack Weinberg <zack@codesourcery.com>
3065 * varasm.c (output_constant_def): Do not consult
3066 CONSTANT_AFTER_FUNCTION_P. Remove all code predicated on it.
3067 (after_function_constants, output_after_function_constants): Delete.
3068 * doc/tm.texi: Delete documentation of CONSTANT_AFTER_FUNCTION_P.
3069 * config/mips/mips-protos.h, config/mips/mips.c
3070 (mips16_constant_after_function_p): Delete.
3071 * config/mips/mips.h: Delete #if-0-ed definition of
3072 CONSTANT_AFTER_FUNCTION_P.
3073 * config/d30v/d30v.h, config/stormy16/stormy16.h: Remove
3074 mention of CONSTANT_AFTER_FUNCTION_P in comment.
3076 2003-04-15 Geoffrey Keating <geoffk@apple.com>
3078 * tree.c (next_decl_uid): Mark with GTY.
3079 (next_type_uid): Likewise.
3081 2003-04-15 J"orn Rennecke <joern.rennecke@superh.com>
3083 PR target/9594:
3084 * sh.c (barrier_align): Also recognize stuff_delay_slot as
3085 an indicator that a barrier was created by branch splitting.
3087 2003-04-15 Mark Mitchell <mark@codesourcery.com>
3089 * c-decl.c (implicitly_declare): Copy declarations that are going
3090 to be placed in a local scope.
3092 2003-04-15 James A. Morrison <ja2morri@uwaterloo.ca>
3094 * invoke.texi (Spec Files): Wrap if-exists-else example.
3095 (MCore): Remove duplicate @itemx entries and @opindex entries.
3097 2003-04-15 Ulrich Weigand <uweigand@de.ibm.com>
3099 * unwind.inc (_Unwind_Backtrace): New function.
3100 * unwind.h (_Unwind_Backtrace): Declare it.
3101 * libgcc-std.ver (_Unwind_Backtrace): Export it.
3103 2003-04-14 Jason Merrill <jason@redhat.com>
3105 PR middle-end/10336, c++/10401
3106 * jump.c (never_reached_warning): Also stop looking if we reach the
3107 beginning of the function.
3109 2003-04-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3111 PR target/10338
3112 PR bootstrap/10198
3113 PR bootstrap/10140
3114 * fixinc/gnu-regex.c (regerror): Use mempcpy not __mempcpy.
3116 2003-04-15 J"orn Rennecke <joern.rennecke@superh.com>
3118 * i386.md (abssf2_if+1): Make condition agree with abssf2_1 .
3120 2003-04-15 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3122 * optabs.c (expand_binop): In multi-word add cases, ensure
3123 XTARGET is copied to TARGET if they are different.
3125 2003-04-15 Olivier Hainque <hainque@act-europe.fr>
3127 * except.c (resolve_fixup_regions): Avoid dereferencing null pointer
3128 to region, possible after integration of function with unreachable
3129 regions that were optimized away.
3131 2003-04-15 Jakub Jelinek <jakub@redhat.com>
3133 * config/rs6000/rs6000.h (EPILOGUE_USES): Use register 2,
3134 instead of TOC_REGISTER in epilogue in
3135 current_function_calls_eh_return functions.
3137 2003-04-14 Mark Mitchell <mark@codesourcery.com>
3139 * doc/extend.texi (Empty Structures): Correct description of G++'s
3140 handling of these structures.
3142 * c-decl.c (grokdeclarator): Reject extern redeclarations of
3143 static variables.
3145 2003-04-14 Janis Johnson <janis287@us.ibm.com>
3147 * config/rs6000/rs6000.md (define_constants): Define constants for
3148 all UNSPEC usage, including new values for TLS support.
3149 (aux_truncdfsf2, fctiwz, movsi_got, movsi_got_internal,
3150 load_toc_aix_si, load_toc_aix_di, load_toc_v4_pic_si,
3151 load_toc_v4_PIC_1, load_toc_v4_PIC_1b, load_macho_picbase,
3152 macho_correct_pic, blockage, move_from_CR_ov_bit, movesi_from_cr,
3153 stack_tie, movsi_to_cr_one, movsi_to_cr, mtcrfsi, eh_set_lr_si,
3154 eh_set_lr_di): Use them.
3155 * rs6000.c: (mtcrf_operation, uses_TOC, rs6000_emit_prologue,
3156 rs6000_emit_epilogue) Use them.
3158 * rtl.h (SYMBOL_REF_TLS_MODEL): Fix mask value.
3160 2003-04-14 Neil Booth <neil@daikokuya.co.uk>
3162 * Makefile.in (c-opts.o): Use custom action.
3164 2003-04-14 Douglas B Rupp <rupp@gnat.com>
3166 * ifcvt.c (noce_process_if_block): Fail on BLKmode move.
3168 2003-04-14 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3170 * stor-layout.c (layout_type, case ARRAY_TYPE): Add missing code to
3171 handle "superflat arrays" in Ada.
3173 * integrate.c (expand_inline_function): Don't inline if would
3174 lose /u on a BLKmode TARGET.
3176 2003-04-14 Joel Brobecker <brobecker@gnat.com>
3178 * dbxout.c (print_int_cst_bounds_in_octal_p): New function,
3179 extracted from dbxout_type.
3180 (dbxout_range_type): print large bounds in octal format.
3181 (dbxout_type): Replace extracted code by call to
3182 print_int_cst_bounds_in_octal_p.
3184 * dwarf2out.c (gen_compile_unit_die): Emit DW_LANG_Ada95 instead
3185 of DW_LANG_Ada83 for Ada units.
3187 2003-04-14 Olivier Hainque <hainque@act-europe.fr>
3189 * explow.c (round_push): Use HOST_WIDE_INT instead of int for the
3190 temporary used to round CONST_INT sizes.
3192 * tree.c (int_fits_type_p): Extract generic checks from the case
3193 of constant type bounds. Refine the checks against constant type
3194 bounds to allow for possible decisions against each of these bounds
3195 without requiring both bounds to be constant.
3196 (tree_int_cst_msb): Put back.
3197 * tree.h (tree_int_cst_msb): Likewise.
3199 * global.c (global_conflicts): Prevent allocation of call clobbered
3200 hard regs to pseudos live across abnormal edges, as later passes are
3201 not ready to handle them.
3203 * fold-const.c (fold): Reorder tests for conditional expressions.
3205 * expr.c (highest_pow2_factor): Return unsigned.
3206 * expr.h (offset_address): Likewise.
3207 * emit-rtl.c (offset_address): POW2 argument now unsigned.
3209 2003-04-14 Roger Sayle <roger@eyesopen.com>
3211 * builtins.c (expand_builtin_strlen): Evaluate the lengths of
3212 string literals at compile-time.
3214 2003-04-14 Roger Sayle <roger@eyesopen.com>
3216 * fold-const.c (fold): Transform (c1 - x) cmp c2, where cmp is a
3217 comparison operation and c1/c2 are floating point constants into
3218 x swap(cmp) (c1 - c2).
3220 2003-04-14 Vladimir Makarov <vmakarov@redhat.com>
3222 * genautomata.c (output_translate_vect): Fix a typo in loop
3223 condition.
3225 2003-04-14 Hans-Peter Nilsson <hp@axis.com>
3227 PR target/10377
3228 * config/cris/cris.md ("*mov_sideqi", "*mov_sidehi")
3229 ("*mov_sidesi", "*mov_sideqi_mem", "*mov_sidehi_mem")
3230 ("*mov_sidesi_mem", "*clear_sidesi", "*clear_sidehi")
3231 ("*clear_sideqi", "*ext_sideqihi", "*ext_sideqisi")
3232 ("*ext_sidehisi", "*op_sideqi", "*op_sidehi", "*op_sidesi")
3233 ("*op_swap_sideqi", "*op_swap_sidehi", "*op_swap_sidesi")
3234 ("*extopqihi_side", "*extopqisi_side", "*extophisi_side")
3235 ("*extopqihi_swap_side", "*extopqisi_swap_side")
3236 ("*extophisi_swap_side", 8th, 9th, 10th, 11th, 14th peepholes):
3237 When next to constraint R, replace constraint i with n.
3239 Mon Apr 14 16:18:37 CEST 2003 Jan Hubicka <jh@suse.cz>
3241 PR opt/10024
3242 * cfgrtl.c (force_nonfallthru_and_redirect): Use unchecked_make_edge.
3244 2003-04-14 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>
3246 * doc/contrib.texi (Contributors): Correct my entry.
3248 2003-04-13 Roger Sayle <roger@eyesopen.com>
3250 * tree.h (DECL_BUILT_IN_NONANSI): Remove.
3251 * c-common.c (builtin_function_2): Don't set DECL_BUILT_IN_NONANSI.
3252 * c-decl.c (duplicate_decls): Use invariant DECL_BUILT_IN_NONANSI
3253 implies DECL_BUILT_IN to simplify logic.
3254 * print-tree.c (print_node): Don't dump DECL_BUILT_IN_NONANSI.
3256 2003-04-13 Roger Sayle <roger@eyesopen.com>
3258 * builtin-types.def (BT_FN_STRING_CONST_STRING): New builtin type.
3259 (BT_FN_PTR_SIZE_SIZE): Likewise.
3260 * builtins.def (BUILT_IN_MALLOC, BUILT_IN_CALLOC, BUILT_IN_STRDUP):
3261 New built-in functions for malloc, calloc and strdup respectively.
3262 * calls.c (special_function_p): No need to handle malloc-like
3263 functions any longer. ECF_MALLOC is set via built-in attributes.
3265 * c-decl.c (duplicate_decls): Preserve pure and malloc attributes.
3267 * doc/extend.texi: Document these new built-in functions.
3269 2003-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3271 * builtins.c (expand_builtin_memcpy): Add `endp' argument, use it.
3272 (expand_builtin_stpcpy): New.
3273 (expand_builtin): Add BUILT_IN_MEMPCPY & BUILT_IN_STPCPY.
3274 * builtins.def: Add mempcpy & stpcpy support.
3275 * doc/extend.texi (mempcpy, stpcpy): Document new builtins.
3277 2003-04-13 Nick Clifton <nickc@redhat.com>
3279 * config/rs6000/rs6000.c: Replace occurrences of "GNU CC" with
3280 "GCC".
3281 * config/rs6000/40x.md, config/rs6000/603.md,
3282 config/rs6000/6xx.md, config/rs6000/7450.md, config/rs6000/7xx.md,
3283 config/rs6000/8540.md, config/rs6000/aix.h, config/rs6000/aix31.h,
3284 config/rs6000/aix3newas.h, config/rs6000/aix41.h,
3285 config/rs6000/aix43.h, config/rs6000/aix51.h,
3286 config/rs6000/aix52.h, config/rs6000/altivec-defs.h,
3287 config/rs6000/altivec.h, config/rs6000/altivec.md,
3288 config/rs6000/beos.h, config/rs6000/darwin.h,
3289 config/rs6000/eabi.h, config/rs6000/eabialtivec.h,
3290 config/rs6000/eabisim.h, config/rs6000/eabispe.h,
3291 config/rs6000/freebsd.h, config/rs6000/gnu.h,
3292 config/rs6000/host-darwin.c, config/rs6000/linux.h,
3293 config/rs6000/linux64.h, config/rs6000/linuxaltivec.h,
3294 config/rs6000/lynx.h, config/rs6000/mach.h, config/rs6000/mpc.md,
3295 config/rs6000/netbsd.h, config/rs6000/power4.md,
3296 config/rs6000/rios1.md, config/rs6000/rios2.md,
3297 config/rs6000/rs6000-c.c, config/rs6000/rs6000-modes.def,
3298 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
3299 config/rs6000/rs6000.h, config/rs6000/rs6000.md,
3300 config/rs6000/rs64.md, config/rs6000/rtems.h, config/rs6000/spe.h,
3301 config/rs6000/spe.md, config/rs6000/sysv4.h,
3302 config/rs6000/sysv4le.h, config/rs6000/vxworks.h,
3303 config/rs6000/windiss.h, config/rs6000/xcoff.h: Likewise.
3305 2003-04-13 Nick Clifton <nickc@redhat.com>
3307 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Delete
3308 support for -mcall-aix switch.
3309 * config/rs6000/eabiaix.h: Delete.
3310 * config/rs6000/rs6000.h (rs6000_abi): Remove ABI_AIX_NODESC.
3311 (RS6000_REG_SAVE, RS6000_SAVE_AREA, FP_ARGS_MAX_REG,
3312 RETURN_ADDRESS_OFFSET): Remove use of ABI_AIX_NODESC.
3313 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Likewise.
3314 * config/rs6000/rs6000.c (print_operand, rs6000_stack_info,
3315 debug_stack_info, output_function_profiler,
3316 rs6000_trampoline_size, rs6000_initialise_trampoline): Likewise.
3317 * config/rs6000/rs6000.md (call, call_value, call_nonlocal_sysv,
3318 call_indirect_nonlocal_sysv, call_value_indirect_nonlocal_sysv,
3319 call_value_nonlocal_sysv, sibcall_value_nonlocal_sysv,
3320 sibcall_nonlocal_sysv, sibcall_value_local64): Likewise.
3321 * config/rs6000/t-ppcgas (MULTILIB_OPTIONS): Remove mcall-aix
3322 multilibs.
3323 (MULTILIB_DIRNAMES): Remove mcall-aix directories.
3324 (MULTILIB_EXCEPTIONS): Delete.
3325 (MULTILIB_MATCHES): Remove mcall-aix matches.
3327 * doc/fragments.texi: Replace -mcall-aix example with an ARM
3328 one.
3329 * doc/install.texi: Delete powerpc-*-eabiaix target.
3330 * doc/invoke.texi: Remove documentation of mcall-aix switch.
3331 * doc/tm.texi: Remove mcall-aix from example CPP_SPEC.
3332 * config.gcc: Delete powerpc-*-eabiaix target.
3334 2003-04-13 Kazu Hirata <kazu@cs.umass.edu>
3336 * doc/invoke.texi: Fix typos.
3337 * doc/tm.texi: Likewise.
3339 2003-04-12 Zack Weinberg <zack@codesourcery.com>
3341 * c-typeck.c (digest_init, push_init_level): Use CONSTRUCTOR_ELTS.
3343 2003-04-12 Zack Weinberg <zack@codesourcery.com>
3345 * tree.c (build_constructor): New function.
3346 * tree.h: Prototype it.
3348 * c-typeck.c (build_c_cast, pop_init_level)
3349 * profile.c (build_function_info_value, build_gcov_info_value)
3350 (create_profiler):
3351 Use build_constructor.
3353 * builtins.c (expand_builtin_args_info): Remove #if 0 blocks.
3355 * objc/objc-act.c (build_constructor):
3356 Rename objc_build_constructor. Use build_constructor.
3357 (build_objc_string_object, objc_add_static_instance)
3358 (init_def_list, init_objc_symtab, init_module_descriptor)
3359 (generate_static_references, build_selector_translation_table)
3360 (build_descriptor_table_initializer, generate_descriptor_table)
3361 (build_protocol_initializer, build_ivar_list_initializer)
3362 (generate_ivars_list, build_dispatch_table_initializer)
3363 (generate_dispatch_table, generate_protocol_list)
3364 (build_category_initializer, build_shared_structure_initializer):
3365 Update to match.
3367 2003-04-12 Zack Weinberg <zack@codesourcery.com>
3369 * intl.h: #define gcc_gettext_width to strlen when !ENABLE_NLS.
3371 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3373 * config/m68hc11/m68hc11-protos.h
3374 (m68hc11_eq_compare_operator): Declare
3375 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register new predicate.
3376 * config/m68hc11/m68hc11.c (m68hc11_eq_compare_operator): New predicate
3377 (d_register_operand): Check the operand mode.
3378 (hard_addr_reg_operand): Likewise.
3380 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3382 * config/m68hc11/m68hc11.md ("decrement_and_branch_until_zero"): New
3383 pattern for dbcc/ibcc generation for 68HC12.
3384 ("doloop_end"): New pattern.
3385 ("m68hc12_dbcc_dec_hi"): New pattern for dbeq/dbne.
3386 ("m68hc12_dbcc_inc_hi"): New pattern for ibeq/ibne.
3387 ("m68hc12_dbcc_dec_qi"): New pattern.
3388 ("m68hc12_dbcc_inc_qi"): New pattern.
3389 (split): Add split for the above when we can't use dbcc/ibcc due to
3390 reloading.
3391 (peephole2): Add peephole2 to generate the above when possible.
3393 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3395 * config/m68hc11/m68hc11.md ("bitcmpqi" split): No need to test the
3396 mode of operand 0.
3397 (peephole2 optimize const load): Likewise for operand 2.
3398 ("*rotlhi3_with_carry"): Change pattern to a const 1 rotate which
3399 clobbers CC_REGNUM.
3400 ("*rotrhi3_with_carry"): Likewise.
3401 (ashift:DI 1 split): Update pattern to create the above rotate.
3402 (lshiftrt:DI 1 split): Likewise.
3404 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3406 * config/m68hc11/m68hc11.md (SOFT_Z_REGNUM): New constant.
3407 ("tstqi_z_used" split): Use it.
3408 ("cmphi_z_used"): Likewise.
3409 ("bitcmpqi_z_used"): Likewise; also use SP_REGNUM constant.
3410 ("cmpqi_z_used"): Likewise.
3412 2003-04-12 Mark Mitchell <mark@codesourcery.com>
3414 PR c++/7910
3415 * config/i386/winnt.c (i386_pe_mark_dllimport): Fix thinko.
3417 2003-04-12 Zack Weinberg <zack@codesourcery.com>
3419 * configure.in: Check for wchar.h, mbstowcs, and wcswidth.
3420 * configure, config.in: Regenerate.
3421 * intl.c (gcc_gettext_width): New function.
3422 * intl.h: Prototype it.
3424 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3426 * config/m68hc11/m68hc11.h (TARGET_SWITCHES): Fix -mnominmax option;
3427 recognize -mnorelax.
3428 (reg_class): Add Z_OR_S_REGS to represent soft registers with Z
3429 (REG_CLASS_NAMES): Add its name.
3430 (REG_CLASS_CONTENTS): Define its content.
3432 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3434 * config/m68hc11/larith.asm (memcpy): Use ARG macro to access stack
3435 parameters so that offsets are valid for far definition.
3436 (__mulsi3): Likewise and use ret to return.
3437 (___adddi3, ___subdi3, ___notdi2, ): Don't use it to save the result.
3439 2003-04-12 David Edelsohn <edelsohn@gnu.org>
3441 * config/rs6000/rs6000.c (rs6000_hash_constant): Skip '0' fields.
3443 2003-04-12 Alexandre Oliva <aoliva@redhat.com>
3445 * mklibgcc.in (libgcc-stage-start): For every multilib directory
3446 containing a libgcc.a, move lib* to the corresponding stage dir.
3448 * Makefile.in (stage1-start, stage2-start, stage3-start,
3449 stage4-start): Move $(SPECS) to specs in stage dir.
3450 (unstage1 unstage2 unstage3 unstage4): Move specs in stage dir
3451 back as $(SPECS).
3453 * mklibgcc.in (libgcc-stage-start): Move into the stage directory
3454 object files from the non-libgcc/ multilib directories as well.
3456 2003-04-11 Geoffrey Keating <geoffk@apple.com>
3458 * profile.c (read_counts_file): Initialise 'checksum'.
3460 * emit-rtl.c (gen_rtx): Really correct typo.
3462 PR c++/9393
3463 * doc/invoke.texi (Debugging Options): Document -frandom-seed.
3464 * configure.in: Check for gettimeofday.
3465 * tree.c (flag_random_seed): Define.
3466 (default_flag_random_seed): New.
3467 (append_random_chars): Use flag_random_seed rather than trying
3468 to acquire randomness here.
3469 * tree.h (default_flag_random_seed): Declare.
3470 * toplev.c (display_help): Add -frandom-seed and -fstack-limit-*
3471 descriptions.
3472 (decode_f_option): Handle -frandom-seed.
3473 (print_switch_values): Call default_flag_random_seed.
3474 * flags.h (flag_random_seed): Declare.
3475 * configure: Regenerate.
3476 * config.in: Regenerate.
3477 * config/alpha/t-crtfm: Use -frandom-seed.
3479 * doc/extend.texi (Empty Structures): New.
3481 * c-pch.c: Include flags.h. Add comments to routines.
3482 (struct c_pch_validity): New.
3483 (get_ident): Update PCH file version number.
3484 (pch_init): Output current debugging type.
3485 (c_common_valid_pch): Check debugging type.
3486 * Makefile.in (c-pch.o): Update dependencies.
3487 * flags.h (debug_type_names): Declare.
3488 * toplev.c (debug_type_names): Move out of decode_g_option.
3490 2003-04-11 Eric Christopher <echristo@redhat.com>
3492 * emit-rtl.c (gen_rtx): Fix typos.
3494 2003-04-11 Richard Henderson <rth@redhat.com>
3496 * emit-rtl.c (gen_rtx): Zero '0' fields.
3498 2003-04-11 Richard Henderson <rth@redhat.com>
3500 PR c++/10202
3501 * expr.c (expand_expr): Use COMPLETE_OR_UNBOUND_ARRAY_TYPE_P
3502 not COMPLETE_TYPE_P for re-invoking layout_decl.
3504 2003-04-11 Simon Law <sfllaw@engmail.uwaterloo.ca>
3506 * doc/bugreport.texi: Fix paragraph breaking between sections
3507 in preparation for TeXinfo's paragraph indentation fixes.
3508 * doc/extend.texi: Ditto.
3509 * doc/invoke.texi: Ditto.
3510 * doc/objc.texi: Ditto.
3511 * doc/gcov.texi: Wrap 'gcov' in @command{}.
3512 * doc/invoke.texi (Darwin Options): Add a preamble.
3514 2003-04-11 Richard Henderson <rth@redhat.com>
3516 * config/i386/i386.c (tls_model_chars): Remove.
3517 (ix86_encode_section_info, ix86_strip_name_encoding): Remove.
3518 (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
3519 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
3520 (tls_symbolic_operand_1): Likewise.
3521 (legitimate_pic_address_disp_p): Use SYMBOL_REF_LOCAL_P.
3522 * config/i386/i386.h (TARGET_ENCODE_SECTION_INFO): Remove.
3523 (TARGET_STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Remove.
3524 * config/i386/winnt.c (i386_pe_encode_section_info): Replace
3525 bits "copied from i386.h" with default_encode_section_info.
3527 2003-04-11 Richard Henderson <rth@redhat.com>
3529 * rtl.def (SYMBOL_REF): Add two 0 fields.
3530 * gengtype.c (adjust_field_rtx_def): Handle them.
3531 * print-rtl.c (print_rtx): Print them.
3532 * rtl.h (SYMBOL_REF_DECL, SYMBOL_REF_FLAGS): New.
3533 (SYMBOL_FLAG_FUNCTION, SYMBOL_REF_FUNCTION_P): New.
3534 (SYMBOL_FLAG_LOCAL, SYMBOL_REF_LOCAL_P): New.
3535 (SYMBOL_FLAG_SMALL, SYMBOL_REF_SMALL_P): New.
3536 (SYMBOL_FLAG_TLS_SHIFT, SYMBOL_REF_TLS_MODEL): New.
3537 (SYMBOL_FLAG_EXTERNAL, SYMBOL_REF_EXTERNAL_P): New.
3538 (SYMBOL_FLAG_MACH_DEP): New.
3539 * optabs.c (init_one_libfunc): Zap fake SYMBOL_REF_DECL.
3540 * varasm.c (make_decl_rtl): Set SYMBOL_REF_DECL.
3541 (assemble_static_space): Set SYMBOL_REF_FLAGS.
3542 (assemble_trampoline_template): Likewise.
3543 (output_constant_def, force_const_mem): Likewise.
3544 (default_encode_section_info): New.
3545 * output.h: Declare it.
3546 * target-def.h (TARGET_ENCODE_SECTION_INFO): Use it.
3548 2003-04-11 Richard Henderson <rth@redhat.com>
3550 * libfuncs.h (LTI_setbits, LTI_gcov_flush, LTI_gcov_init): New.
3551 (setbits_libfunc, gcov_flush_libfunc, gcov_init_libfunc): New.
3552 * optabs.c (init_optabs): Initialize them.
3553 (init_libfuncs): Use init_one_libfunc.
3554 * calls.c (expand_call): Use gcov_flush_libfunc.
3555 * expr.c (store_constructor): Use setbits_libfunc.
3556 * function.c (expand_main_function): Use init_one_libfunc.
3557 * profile.c (create_profiler): Use gcov_init_libfunc and DECL_RTL.
3559 2003-04-11 Mark Mitchell <mark@codesourcery.com>
3561 * doc/c-tree.texi (Functions): Remove DECL_REAL_CONTEXT
3562 documentation; add DECL_FRIEND_CONTEXT.
3564 2003-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3566 * doc/install.texi (hppa): Update links for HP-UX patches. Revise
3567 notes on linker selection and configuration for 64-bit HP-UX port.
3568 * doc/invoke.texi (hppa): Remove hppa text from description for
3569 -ffunction-sections and -fdata-sections. Document -static, -nolibdld
3570 and -threads options.
3572 * pa-hpux10.h (LIB_SPEC): Add link options to resolve dependency of
3573 libc.a on libdld.sl when -static is specified and -nolibdld is not
3574 specified.
3575 * pa64-hpux.h (LIB_SPEC): Likewise.
3576 * pa-hpux11.h (LIB_SPEC): Likewise.
3577 (LINK_SPEC): Add __gcc_plt_call as an undefined symbol when -shared
3578 is not specified.
3580 2003-04-11 Zack Weinberg <zack@codesourcery.com>
3582 * config/darwin-c.c (darwin_pragma_unused): Use lookup_name,
3583 not IDENTIFIER_LOCAL_VALUE.
3585 2003-04-11 Richard Henderson <rth@redhat.com>
3587 PR c/10201
3588 * expr.c (expand_expr): Move DECL_RTL frobbing ...
3589 * stor-layout.c (layout_decl): ... here.
3591 2003-04-11 James A. Morrison <ja2morri@uwaterloo.ca>
3593 * doc/invoke.texi: Eliminate extra white-space caused by
3594 @gccoptlist{ on its own line.
3595 * doc/invoke.texi: Ensured there are two spaces between each option.
3596 * doc/invoke.texi: Re-wrapped option lines that were too wide.
3597 Added @gol to options that didn't have them.
3599 2003-04-11 Nathan Sidwell <nathan@codesourcery.com>
3601 * Makefile.in (loop-init.o): Do not depend on gcov-io.h,
3602 gcov-iov.h.
3604 Simplify interface to gcov reading and writing.
3605 * gcov-io.h (gcov_file, gcov_position, gcov_length, gcov_buffer,
3606 gcov_alloc, gcov_modified, gcov_errored): Move into ...
3607 (struct gcov_var gcov_var): ... this static structure.
3608 (gcov_write_unsigned, gcov_write_counter, gcov_write_string):
3609 Return void.
3610 (gcov_read_unsigned, gcov_read_couter, gcov_read_string): Return
3611 read object.
3612 (gcov_read_bytes, gcov_write_bytes): Set error flag on error.
3613 (gcov_reserve_length): Remove.
3614 (gcov_write_tag): New.
3615 (gcov_write_length): Adjust.
3616 (gcov_read_summary, gcov_write_summary): Adjust.
3617 (gcov_eof, gcov_ok): Rename to ...
3618 (gcov_is_eof, gcov_is_error): ... here. Return error code.
3619 (gcov_save_position, gcov_resync): Rename to ...
3620 (gcov_position, gcov_seek): ... here.
3621 (gcov_skip, gcov_skip_string): Remove.
3622 (gcov_error): Remove.
3623 (gcov_open, gcov_close): Adjust.
3624 * gcov.c (find_source): Take const char *, copy it on allocation.
3625 (read_graph_file): Adjust.
3626 (read_count_file): Adjust.
3627 * libgcov.c (gcov_exit): Adjust.
3628 * gcov-dump.c (tag_function, tag_blocks, tag_arcs, tag_lines,
3629 tag_arc_counts, tag_summary): Return void. Adjust.
3630 (struct tag_format): Adjust proc member.
3631 (dump_file): Adjust gcov calls.
3633 2003-04-11 Alexandre Oliva <aoliva@redhat.com>
3635 * Makefile.in (fixinc.sh): Pass BUILD_LIBERTY as LIBERTY to
3636 mkfixinc.sh.
3637 * fixinc/mkfixinc.sh (defs): Add LIBERTY.
3638 * configure.in (STMP_FIXINC, STMP_FIXPROTO): Don't disable on
3639 build != host sysrooted builds.
3640 * configure.in (SYSTEM_HEADER_DIR): Make sure it contains
3641 TARGET_SYSTEM_ROOT even on sysrooted natives.
3642 * configure: Rebuilt.
3644 2003-04-10 Zack Weinberg <zack@codesourcery.com>
3646 * c-decl.c (struct binding_level): Add shadowed_tags and
3647 function_body; remove this_block, tag_transparent, and
3648 subblocks_tag_transparent; update comments.
3649 (clear_binding_level, lookup_tag_reverse): Kill.
3650 (make_binding_level): Use ggc_alloc_cleared or memset.
3651 (lookup_tag): Remove struct binding_level* parameter. All
3652 callers changed. Just look at IDENTIFIER_TAG_VALUE, and
3653 current_binding_level->tags if asked for thislevel_only or if
3654 we might have to diagnose "struct foo; union foo;"
3655 (pushlevel): Ignore argument. Do not push another binding
3656 level on the transition from the parameters to the top level
3657 of the function body; just tweak the flags and proceed.
3658 (poplevel): Overhaul. Clear IDENTIFIER_TAG_VALUEs; on exiting
3659 a function body, separate the parameter list from the
3660 top-level local variables.
3661 (set_block): Do nothing.
3662 (pushtag): Set IDENTIFIER_TAG_VALUE and add an entry to
3663 shadowed_tags if necessary.
3664 (warn_if_shadowing): Nuke the special case for local shadowing
3665 parameter.
3666 (pushdecl): Do not create a shadow entry if we are replacing
3667 an older decl in the same binding level.
3668 (pushdecl_function_level): Tweak for new way of indicating
3669 function scope.
3670 (shadow_tag_warned): Use TYPE_NAME, not lookup_tag_reverse.
3671 (start_function): Don't set subblocks_tag_transparent.
3672 (finish_function): Fix up the binding_level stack for totally
3673 empty functions. Otherwise, don't call poplevel.
3675 * c-common.c (shadow_warning): MANDATORY argument is no longer
3676 necessary. Always use plain warning.
3677 * c-common.h: Update to match.
3679 * cfglayout.c (scope_to_insns_initialize): Clear block when we
3680 hit the FUNCTION_DECL.
3681 * function.c: Do not create cyclic tree structure.
3683 2003-04-10 Zack Weinberg <zack@codesourcery.com>
3685 * c-tree.h (struct lang_identifier): Replace global_value,
3686 local_value members with symbol_value, tag_value. Kill
3687 implicit_decl and limbo_value.
3688 (IDENTIFIER_GLOBAL_VALUE, IDENTIFIER_LOCAL_VALUE,
3689 IDENTIFIER_LIMBO_VALUE, IDENTIFIER_IMPLICIT_DECL,
3690 C_MISSING_PROTOTYPE_WARNED): Kill.
3691 (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE,
3692 C_DECL_IMPLICIT, C_DECL_ISNT_PROTOTYPE): New.
3693 (C_DECL_ANTICIPATED): Rename to C_DECL_INVISIBLE.
3694 (implicit_decl_warning, lookup_name_current_level,
3695 record_function_scope_shadow): Don't prototype.
3696 (pushdecl_function_level): Prototype.
3698 * c-decl.c (truly_local_externals): New variable.
3699 (struct binding_level): Adjust commentary.
3700 (get_function_binding_level, clear_limbo_values,
3701 record_function_scope_shadow): Kill.
3702 (lookup_name_current_level, implicit_decl_warning): Are now static.
3703 (any_external_decl, record_external_decl): New static functions.
3704 (clone_underlying type): Split out of pushdecl.
3705 (c_print_identifier): Update to match changes to struct
3706 lang_identifier.
3707 (poplevel): Delete #if 0 block. Make externals invisible
3708 instead of clearing their IDENTIFIER_SYMBOL_VALUEs. Don't
3709 call clear_limbo_values. Refer to IDENTIFIER_SYMBOL_VALUE not
3710 IDENTIFIER_GLOBAL_VALUE or IDENTIFIER_LOCAL_VALUE.
3711 (duplicate-decls): For real parm decl after a forward decl,
3712 set TREE_ASM_WRITTEN here. Allow void foo(...) followed by
3713 foo(...) { } with only a warning. Say whether a previous
3714 declaration was implicit.
3715 (warn_if_shadowing): Now handles all shadowing, not just
3716 local-over-local. Clarify comments.
3717 (pushdecl): Rewritten. There is no longer a distinction
3718 between global and local symbol values; they're all
3719 IDENTIFIER_SYMBOL_VALUE. Call record_external_decl on all
3720 DECL_EXTERNAL decls, and use any_external_decl to check
3721 against previous externals. Kill #if 0 blocks. Don't
3722 tolerate error_mark_node being NULL.
3723 (pushdecl_top_level): Handle only those cases which
3724 Objective C (the only user) needs.
3725 (pushdecl_function_level): New function.
3726 (implicitly_declare): Create ordinary decls with
3727 C_DECL_IMPLICIT set. Recycle old decls, however they got
3728 created.
3729 (lookup_name): It's always IDENTIFIER_SYMBOL_VALUE. Return 0
3730 for C_DECL_INVISIBLE symbols.
3731 (lookup_name_current_level): Likewise. Use chain_member.
3732 (c_make_fname_decl): Don't muck with DECL_CONTEXT.
3733 Use pushdecl_function_level.
3734 (builtin_function): Use C_DECL_INVISIBLE.
3735 (start_function): Don't muck with IDENTIFIER_IMPLICIT_DECL.
3736 Use C_DECL_ISNT_PROTOTYPE and C_DECL_IMPLICIT.
3737 (store_parm_decls): It's IDENTIFIER_SYMBOL_VALUE now.
3738 (identifier_global_value): Same. Must scan
3739 global_binding_level in extremis.
3741 * c-typeck.c (undeclared_variable): New static function, split
3742 from build_external_ref.
3743 (build_external_ref): Use DECL_CONTEXT, not
3744 IDENTIFIER_LOCAL_VALUE, to decide whether a local hides
3745 an instance variable. Restructure for clarity.
3746 * objc/objc-act.c: Use identifier_global_value, not
3747 IDENTIFIER_GLOBAL_VALUE.
3749 2003-04-08 Jonathan Wakely <redi@gcc.gnu.org>
3751 * doc/extend.texi (Template Instantiation): Refer to ISO standard,
3752 not Working Paper.
3753 * doc/invoke.texi (C++ Dialect Options): Same.
3755 2003-04-10 Zack Weinberg <zack@codesourcery.com>
3757 * tree.c (tree_operand_check_failed): New function.
3758 * tree.h (TREE_OPERAND_CHECK, TREE_OPERAND_CHECK_CODE,
3759 TREE_RTL_OPERAND_CHECK): New checking macros.
3760 (TREE_OPERAND, SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL,
3761 RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, WITH_CLEANUP_EXPR_RTL,
3762 CONSTRUCTOR_ELTS, LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY,
3763 EXIT_BLOCK_RETURN, LOOP_EXPR_BODY, EXPR_WFL_NODE,
3764 EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME, TARGET_EXPR_SLOT,
3765 TARGET_EXPR_INITIAL, TARGET_EXPR_CLEANUP): Use the new
3766 checking macros.
3768 Thu Apr 10 23:52:30 CEST 2003 Jan Hubicka <jh@suse.cz>
3770 PR inline-asm/8803
3771 * function.c (instantate_virtual_regs): Verify that all ASM statements
3772 match after the virutal regs instantiation.
3774 2003-04-10 Steve Ellcey <sje@cup.hp.com>
3776 * ia64-protos.h (addp4_optimize_ok): New.
3777 * ia64.c (addp4_optimize_ok): New.
3778 * ia64.md (*ptr_extend_plus_1): Use addp4_optimize_ok.
3779 (*ptr_extend_plus_2): Ditto.
3781 2003-04-10 Steve Ellcey <sje@cup.hp.com>
3783 * expr.c (expand_assignment): Extend offset_rtx with convert_to_mode
3784 not with convert_memory_address.
3785 (store_constructor): Ditto, and same for copy_size_rtx.
3786 (expand_expr): Ditto.
3788 2003-04-10 Douglas B Rupp <rupp@gnat.com>
3790 * config/i386/i386.c (ix86_ms_bitfield_layout_p): Fix formatting.
3792 2003-04-10 Bob Wilson <bob.wilson@acm.org>
3794 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Flush data cache
3795 even if it is configured to be write-through.
3797 2003-04-10 Ulrich Weigand <uweigand@de.ibm.com>
3799 * config/s390/s390.c (larl_operand): Do not allow symbols
3800 marked with '@'.
3801 (s390_encode_section_info): Mark symbols with forced 1-byte
3802 alignment with '@'.
3803 (s390_strip_name_encoding): Strip '@'.
3804 (legitimize_pic_address): Handle symbols that are not valid
3805 LARL operands in 64-bit mode.
3807 2003-04-10 Andrew Haley <aph@redhat.com>
3809 * tree-inline.c (inlinable_function_p): Disable inlining for
3810 synchronized methods.
3812 2003-04-09 Steven Bosscher <steven@gcc.gnu.org>
3814 * c-common.h (lang_statement_code_p): Remove declaration.
3815 (statement_code_p): Ditto.
3816 (c_common_stmt_codes): Define; list of c-common statement codes.
3817 (statement_code_p): New extern declaration.
3818 (STATEMENT_CODE_P): Define.
3819 (INIT_STATEMENT_CODES): Define.
3820 * c-common.c (statement_code_p): Kill the function, declare
3821 as an array of bools instead.
3822 (lang_statement_code_p): Remove.
3823 (walk_stmt_tree): Use STATEMENT_CODE_P not statement_code_p.
3824 (c_safe_from_p): Ditto.
3825 * c-objc-common.c (c_objc_common_init): Use INIT_STATEMENT_CODES
3826 to initialize the statement_code_p array.
3827 * tree-inline.c (walk_tree): Use STATEMENT_CODE_P instead of
3828 statement_code_p.
3829 (copy_tree_r): Ditto.
3830 * cp/cp-tree.h (cp_stmt_codes): Define; list of C++ specific
3831 statement tree codes.
3832 * cp/lex.c (cxx_init): Add missing print line break. Use
3833 INIT_STATEMENT_CODES to initialize the statement_code_p array.
3834 * cp/parser.c (cp_parser_statement): Use STATEMENT_CODE_P
3835 instead of statement_code_p.
3836 * cp/pt.c (tsubst_expr): Ditto.
3837 * cp/tree.c (verify_stmt_tree_r): Ditto.
3838 (cp_statement_code_p): Remove.
3839 (init_tree): Don't set lang_statement_code_p, it's gone.
3841 2003-04-09 Dan Nicolaescu <dann@ics.uci.edu>
3842 Zack Weinberg <zack@codesourcery.com>
3844 * regrename.c (struct du_chain): Use a bitfield for reg_class.
3845 * cse.c (struct qty_table_elem, struct table_elt, struct set):
3846 Use bitfields for fields holding enum rtx_code or
3847 enum machine_mode values. Add comments explaining size choices.
3849 2003-04-09 Alexandre Oliva <aoliva@redhat.com>
3851 * config/fp-bit.c (unpack_d): Handle pair of doubles with
3852 different signs correctly.
3854 2003-04-09 Vladimir Makarov <vmakarov@redhat.com>
3856 * sched-deps.c (reg_pending_barrier_mode): New enumeration.
3857 (reg_pending_barrier): Make it of the enumeration type.
3858 (sched_analyze_2): Define the barrier as MOVE_BARRIER or
3859 TRUE_BARRIER.
3860 (sched_analyze): Ditto.
3861 (sched_analyze_insn): Ditto. Use anti-dependencies for
3862 MOVE_BARRIER and true-dependencies as TRUE_BARRIER.
3863 (init_deps_global): Initialize the barrier as NO_BARRIER.
3865 2003-04-09 Vladimir Makarov <vmakarov@redhat.com>
3867 * config/ia64/ia64.c (issue_nops_and_insn): Add new parameter.
3868 Check that asm insn starts on a new cycle. Add nops after asm
3869 insn to end bundle.
3870 (bundling): Move insn type evaluation from the loop. Call
3871 issue_nops_and_insn with the new parameter. Ignore changing
3872 position for nops after asm insn.
3874 2003-04-09 Alexandre Oliva <aoliva@redhat.com>
3876 * optabs.c: Comment that gen_add2_insn and others may actually
3877 return emitted insns, if the gen functions turn out to return
3878 emitted insns.
3879 * reload1.c (reload_cse_move2add): Cope with emitted insns from
3880 gen_add2_insn.
3882 2003-04-09 Richard Henderson <rth@redhat.com>
3884 * config/ia64/ia64.c (move_operand): Allow symbolic_operand,
3885 but not tls_symbolic_operand.
3886 (ia64_expand_load_address): Remove scratch operand.
3887 (ia64_expand_tls_address): Split out from ia64_expand_move.
3888 (ia64_expand_move): Split symbolics only after reload.
3889 (ia64_emit_cond_move): New.
3890 * config/ia64/ia64-protos.h: Update.
3891 * config/ia64/ia64.md (movsi_symbolic, movdi_symbolic): Remove.
3892 (symbolic splitter): Accept SImode operands too.
3893 (cmove splitter): Use ia64_emit_cond_move.
3895 2003-04-09 Nick Clifton <nickc@redhat.com>
3897 * doc/install.texi: Note that ARM toolchains need binutils 2.13 or
3898 newer.
3899 * config/arm/elf.h (SUBTARGET_ASM_FLOAT_SPEC): Pass -mfpu=softfpa
3900 instead of -mno-fpu.
3901 * config/arm/semi.h (ASM_SPEC): Likewise.
3902 * config/arm/xscale-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Likewise,
3903 but only if -msoft-float is specified pass. Otherwise pass
3904 -mfpu=softvfp.
3906 2003-04-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3908 * function.c (purge_addressof): Use free_INSN_LIST_node instead of
3909 free_EXPR_LIST_node.
3911 2003-04-08 Roger Sayle <roger@eyesopen.com>
3913 * fold-const.c (fold): Use "fold" following build in more places.
3914 Optimize sqrt(x)*sqrt(x) as x, pow(x,y)*pow(z,y) as pow(x*z,y),
3915 pow(x,y)*pow(x,z) as pow(x,y+z) and x/pow(y,z) as x*pow(y,-z).
3917 2003-04-08 Roger Sayle <roger@eyesopen.com>
3919 * builtins.c (fold_builtin): Constant fold expressions as x*0.5
3920 instead of x/2.0. Optimize sqrt(pow(x,y)) as pow(x,y*0.5),
3921 log(pow(x,y)) as y*log(x), pow(exp(x),y) as exp(x*y),
3922 pow(sqrt(x),y) as pow(x,y*0.5) and pow(pow(x,y),z) as pow(x,y*z).
3923 Delete function scope "fcode" variable to avoid shadowing.
3925 2003-04-08 Kevin Buettner <kevinb@redhat.com>
3927 * dwarf2out.c (DWARF_ARANGES_HEADER_SIZE, DWARF_ARANGES_PAD_SIZE):
3928 Take into account DWARF_INITIAL_LENGTH_SIZE.
3930 2003-04-08 Hans-Peter Nilsson <hp@axis.com>
3932 * reorg.c (fill_slots_from_thread): When considering changing the
3933 insn following a reg-to-reg copy insn to use the source reg of the
3934 copy, bail out if there's overlap between the registers.
3936 2003-04-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3938 * function.c (postponed_insns): New.
3939 (purge_addressof_1): Postpone processing of insns if addressofs
3940 are not put into stack.
3941 (purge_addressof): Process postponed insns.
3943 2003-04-08 J"orn Rennecke <joern.rennecke@superh.com>
3945 * sh.h (NORMAL_MODE): If interrupt handler and TARGET_FMOVD,
3946 this is FP_MODE_DOUBLE .
3947 * sh.c (ra.h): #include.
3948 (push_regs): Add second parameter. Changed all callers.
3949 If necessary, set fpscr before saving floating point registers.
3950 (calc_live_regs): If interrupt handler and TARGET_FMOVD, always
3951 do saves / restores with SZ == 1.
3952 (sh_expand_prologue): If interrupt handler, don't use gen_toggle_sz.
3953 (sh_expand_epilogue): Likewise. For TARGET_FMOVD, if floating point
3954 registers are being restored, restore FPSCR only after restoring them.
3956 2003-04-08 Aldy Hernandez <aldyh@redhat.com>
3958 * config/rs6000/rs6000.c (rs6000_init_builtins): Set opaque types
3959 regardless of architecture.
3960 (spe_init_builtins): Change V2SI and V2SF types to opaque types.
3962 2003-04-08 J"orn Rennecke <joern.rennecke@superh.com>
3964 * sh.c (push_regs, calc_live_regs): Return int. Take single
3965 HARD_REG_SET * parameter. Changed all callers.
3967 Tue Apr 8 11:12:07 CEST 2003 Jan Hubicka <jh@suse.cz>
3969 * i386.c (legitimate_pic_address_disp_p): Do not accept PLUS in the
3970 GOTOFF operand.
3971 (legitimize_pic_address): Move plus outside the unspec.
3972 * i386.c (legitimate_constant_p): Check (CONST (PLUS (UNSPEC ...
3973 for validity.
3975 2003-04-08 Nathan Sidwell <nathan@codesourcery.com>
3977 * gcov-io.h (gcov_save_position): Remove __inline__ from
3978 declaration.
3980 2003-04-07 Matt Kraai <kraai@alumni.cmu.edu>
3982 * doc/install.texi: Use @command and @samp for single- and
3983 multi-word commands respectively.
3984 * doc/makefile.texi: Likewise.
3985 * doc/sourcebuild.texi: Likewise.
3987 2003-04-07 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3988 Richard Henderson <rth@redhat.com>
3990 PR c/9516
3991 * expr.c (safe_from_p): Rearrange to avoid deep recursion in
3992 favour of looping and tail recursion for TREE_LIST and binops.
3994 2003-04-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3996 * loop.h (REGNO_FIRST_LUID, REGNO_LAST_LUID): Provide defaults
3997 for insns without luid.
3999 2003-04-07 Glen Nakamura <glen@imodulo.com>
4001 PR opt/8634
4002 * explow.c (maybe_set_unchanging): Don't flag non-static const
4003 aggregate type initializers with RTX_UNCHANGING_P.
4005 2003-04-07 Richard Henderson <rth@redhat.com>
4007 PR opt/8634
4008 * function.c (purge_addressof_1): Don't try arithmetics for
4009 unchanging memories.
4011 2003-04-07 Janis Johnson <janis187@us.ibm.com>
4013 * doc/sourcebuild.texi (Test Suites): Document testing support for
4014 gcov and profile-directed optimizations; describe gcc.misc-tests.
4016 Mon Apr 7 22:19:59 CEST 2003 Jan Hubicka <jh@suse.cz>
4018 PR target/10077
4019 * i386.md (movsi_1, movsi_nointerunit_1): Fix SSEMOV alternative.
4021 2003-04-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4023 * doc/rtl.texi (Comparison operations): Update to
4024 record the allowed comparison modes.
4026 2003-04-07 Aldy Hernandez <aldyh@redhat.com>
4028 * config/rs6000/rs6000.c (rs6000_common_init_builtins): Rename all
4029 V2SI_type_node to opaque_V2SI_type_node. Rename all
4030 V2SF_type_node to opaque_V2SF_type_node.
4031 (rs6000_init_builtins): Define opaque_V2SI_type_node and
4032 opaque_V2SF_type_node.
4033 (is_ev64_opaque_type): The types opaque_V2SI_type_node and
4034 opaque_V2SF_type_node are opaque types.
4036 2003-04-07 J"orn Rennecke <joern.rennecke@superh.com>
4038 * gcse.c (replace_store_insn): Use single_set.
4040 2003-04-07 Nathan Sidwell <nathan@codesourcery.com>
4042 Change gcov file interface to single file at a time.
4043 * gcov-io.h: Replace IN_LIBGCC1 with IN_LIBGCOV. Use IN_GCOV.
4044 Convert to C89 prototypes.
4045 (gcov_file, gcov_length, gcov_position, gcov_buffer, gcov_alloc,
4046 gcov_error, gcov_modified): New static variables.
4047 (gcov_open, gcov_close, gcov_read_bytes, gcov_write_bytes): New
4048 functions.
4049 (gcov_write_unsigned, gcov_write_counter, gcov_write_string,
4050 gcov_read_unsigned, gcov_read_counter, gcov_read_string): Adjust.
4051 (gcov_read_summary, gcov_write_summary): Adjust.
4052 (gcov_save_position, gcov_reserve_length, gcov_write_length):
4053 Adjust.
4054 (gcov_resync, gcov_skip, gcov_skip_string): Adjust.
4055 (da_file_open, da_file_close, da_file_eof, da_file_error): Remove.
4056 (da_file_position, da_file_seek, da_file_write, da_file_read):
4057 Remove.
4058 (gcov_error, gcov_eof, gcov_ok, gcov_time): New functions.
4059 * gcov.c (gcov_type): Don't typedef here.
4060 (IN_GCOV): #define
4061 (read_graph_file, read_count_file): Adjust.
4062 * gcov-dump.c (gcov_type): Don't typedef here.
4063 (IN_GCOV): #define.
4064 (tag_function, tag_blocks, tag_arcs, tag_lines, tag_arc_counts):
4065 Remove FILE parameter, adjust.
4066 (struct tag_format): Adjust proc member.
4067 (dump_file): Adjust.
4068 * libgcov.c (IN_LIBGCOV): #define.
4069 (gcov_exit): Adjust.
4070 * loop-init.c: Don't #include gcov-io.h
4071 * profile.c (struct counts_entry): New structure to hold counter
4072 values.
4073 (struct section_reference, struct da_index_entry): Remove.
4074 (bbg_file, da_file): Remove.
4075 (htab_counts_index_hash, htab_counts_index_eq,
4076 htab_counts_index_del): Replace with ...
4077 (htab_counts_entry_hash, htab_counts_entry_eq,
4078 htab_counts_entry_del): ... these.
4079 (cleanup_counts_index, index_counts_file): Remove.
4080 (read_counts_file): New function.
4081 (get_exec_counts): Adjust.
4082 (compute_branch_probabilities): Don't free the exec counts here.
4083 (branch_prob): Adjust.
4084 (init_branch_prob): Adjust.
4085 (end_branch_prob): Adjust.
4087 2003-04-07 Aldy Hernandez <aldyh@redhat.com>
4089 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4090 -mfloat-gprs.
4092 * config/rs6000/rs6000.c: Delete rs6000_fprs.
4093 Declare rs6000_float_gprs.
4094 Declare rs6000_float_gprs_string.
4095 (rs6000_parse_float_gprs_option): New.
4096 (rs6000_override_options): Genericize rs6000_parse_* calls to use
4097 rs6000_parse_yes_no_option.
4098 Change check for cpu=8540, to use TARGET_E500.
4099 (rs6000_parse_isel_option): Delete.
4100 (rs6000_parse_spe_option): Delete.
4101 (rs6000_parse_vrsave_option): Delete.
4103 * config/rs6000/rs6000.h: Rename rs6000_fprs to rs6000_float_gprs.
4104 Define rs6000_float_gprs_string.
4105 (TARGET_OPTIONS): Add rs6000_float_gprs option.
4107 * config/rs6000/eabi.h (TARGET_FPRS): Change to use rs6000_float_gprs.
4109 * config/rs6000/eabispe.h: Set rs6000_float_gprs.
4111 Mon Apr 7 14:36:24 CEST 2003 Jan Hubicka <jh@suse.cz>
4113 PR opt/10024
4114 * cfglayout.c (cfg_layout_redirect_edge):
4115 Redirect any branch edges unified with the fallthru one.
4116 * cfgrtl.c (force_nonfallthru_and_redirect): Do not special
4117 case fallthru edges when called via cfglayout.c
4119 2003-04-07 J"orn Rennecke <joern.rennecke@superh.com>
4121 * c-typeck.c (output_init_element): Check for type == error_mark_node.
4123 2003-04-07 Kazu Hirata <kazu@cs.umass.edu>
4125 * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Always
4126 split.
4127 (a splitter): Do zero-extension via HImode.
4129 2003-04-07 James A. Morrison <ja2morri@uwaterloo.ca>
4131 * doc/invoke.texi: Eliminate extra white-space caused by
4132 @gccoptlist{ on its own line.
4133 * doc/invoke.texi: Ensured there are two spaces between each option.
4134 * doc/invoke.texi: Re-wrapped option lines that were too wide.
4135 Added @gol to options that didn't have them.
4137 2003-04-07 James A Morrison <ja2morri@student.math.uwaterloo.ca>
4139 * doc/extend.texi (Darwin Pragmas): Fix spelling of Mac OS.
4141 2003-04-06 Zack Weinberg <zack@codesourcery.com>
4143 * tree.c (tree_size): For all 'c' and 'x' nodes, look directly
4144 at the sizes of the relevant structures, rather than relying
4145 on TREE_CODE_LENGTH. Call lang_hooks.tree_size to get the
4146 sizes of any such we don't know about. Use
4147 lang_hooks.identifier_size for IDENTIFIER_NODE.
4149 (initializer_zerop): Use CONSTRUCTOR_ELTS.
4150 * tree.def: Update commentary. Make fourth element of
4151 the definition for all 'c' and 'x' nodes zero.
4153 * langhooks.h: New hook, tree_size / LANG_HOOKS_TREE_SIZE.
4154 * langhooks-def.h: Update to match.
4155 * langhooks.c: New default, lhd_tree_size.
4157 * c-common.def (SRCLOC): Kill.
4158 * c-pretty-print.c (pp_c_postfix_expression [case SRCLOC]):
4159 Remove entirely - was already #if-ed out.
4162 2003-04-06 Zack Weinberg <zack@codesourcery.com>
4164 * mklibgcc.in: Use a here document to avoid running afoul of
4165 shells that generate control-A from "echo \1".
4167 2003-04-06 Aldy Hernandez <aldyh@redhat.com>
4169 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mspe
4170 option.
4172 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4173 rs6000_spe.
4175 * config/rs6000/eabi.h (TARGET_E500): Define.
4177 * config/rs6000/rs6000.h (TARGET_E500): Define.
4178 (TARGET_OPTIONS): Add spe= option.
4179 Declare rs6000_spe and rs6000_spe_string extern.
4181 * config/rs6000/rs6000.c (branch_positive_comparison_operator):
4182 Change TARGET_SPE to TARGET_E500.
4183 (ccr_bit): Change TARGET_SPE to TARGET_E500. Check for
4184 !TARGET_FPRS.
4185 (print_operand): Same.
4186 (rs6000_generate_compare): Same.
4187 (output_cbranch): Same.
4188 (rs6000_spe): Declare.
4189 (rs6000_spe_string): Declare.
4190 (rs6000_override_options): Call rs6000_parse_spe_option.
4191 (rs6000_parse_spe_option): New.
4193 2003-04-06 Steven Bosscher <steven@gcc.gnu.org>
4195 * hashtable.c (gcc_obstack_init): Delete this function
4196 and everything related to it.
4197 * hashtable.h: Remove prototype.
4198 * bitmap.c (bitmap_element_allocate): Cleanup redundant
4199 defines. Cleanup some unnecessary whitespace.
4200 * defaults.h (obstack_chunk_alloc): Redefine with
4201 appropriate casts for libiberty obstacks.
4202 (obstack_chunk_free): Ditto.
4203 (OBSTACK_CHUNK_SIZE): Define, default to 0.
4204 (gcc_obstack_init): Define as a call to _obstack_begin.
4205 * tree.c (print_obstack_statistics): Delete this unused
4206 function.
4207 * tree.h (obstack): Don't forward-declare.
4208 (print_obstack_statistics): Delete prototype.
4209 (print_obstack_name): Ditto.
4210 (gcc_obstack_init): Ditto.
4211 * rtl.h (gcc_obstack_init): Ditto.
4212 * java/jv-scan.c (gcc_obstack_init): Delete this
4213 function, its prototype and related defines.
4214 * java/jvgenmain.c (gcc_obstack_init): Delete this
4215 function, and related defines.
4216 * java/parse-scan.y (obstack_chunk_alloc): Don't define.
4217 (obstack_chunk_free): Ditto
4219 2003-04-06 Geoffrey Keating <geoffk@apple.com>
4221 * dbxout.c (dbxout_handle_pch): Move prototype out from
4222 #if defined DBX_DEBUGGING_INFO.
4224 2003-04-05 Nathan Sidwell <nathan@codesourcery.com>
4226 * gcov.c (struct arc_info): Replace local_span with cycle.
4227 (struct block_info): Replace u.span with u.cycle. Add is_call_return.
4228 (solve_flow_graph): Set is_call_return.
4229 (add_line_counts): Adjust. In block mode, blocks attach to last line.
4230 (accumulate_line_counts): Find graph cycles, not spanning tree.
4231 (output_branch_count): Adjust.
4232 (output_lines): Adjust.
4233 * doc/gcov.texi: Update.
4235 2003-04-06 Kazu Hirata <kazu@cs.umass.edu>
4237 * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Change
4238 the second alternative to "#".
4240 2003-04-05 Kazu Hirata <kazu@cs.umass.edu>
4242 * config/h8300/h8300.c (single_one_operand): Use GET_MODE_MASK.
4243 (single_zero_operand): Likewise.
4245 2003-04-05 Daniel Berlin <dberlin@dberlin.org>
4247 * Makefile.in (df.o): Depend on alloc-pool.h, not obstack.h.
4248 * df.c: Include alloc-pool.h, not obstack.h.
4249 (df_ref_obstack): Remove.
4250 (df_ref_pool, df_link_pool): Add pools.
4251 (df_alloc): Init the new pools.
4252 (df_free): And free them.
4253 (df_link_create): Use the pools.
4254 (df_ref_create): Ditto.
4256 2003-04-05 Kazu Hirata <kazu@cs.umass.edu>
4258 * simplify-rtx.c: Fix formatting.
4260 2003-04-05 Andrew Pinski <apinski@apple.com>
4262 * config/rs6000/rs6000.c (addrs_ok_for_quad_peep): Allow addr2
4263 reg with reg1 == reg2 and offset1 = -8.
4265 2003-04-05 David Edelsohn <edelsohn@gnu.org>
4267 * config/rs6000/rs6000.c (rs6000_rtx_costs): Halve Power4
4268 multiply costs. Correct Power4 divide costs.
4269 * config/rs6000/power4.md: Restore multiply and FP latency.
4271 2003-04-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4273 * alias.c (find_base_term): Export.
4274 * rtl.h (find_base_term): Declare.
4275 * gcse.c (find_moveable_store): Test for flag_non_call_exceptions
4276 instead of flag_exceptions. Move test for parameter passing ...
4277 (store_killed_in_insn): ... here.
4279 2003-04-05 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4281 PR bootstrap/10267
4282 * doc/install.texi (*-*-solaris2): /bin/ksh is not just recommended
4283 for configuring.
4285 2003-04-04 Geoffrey Keating <geoffk@apple.com>
4287 * dbxout.c (scope_labelno): Add GTY.
4288 (have_used_extensions): Add GTY.
4289 (source_label_number): Add GTY.
4290 (lastfile): Add GTY.
4291 (lastfile_is_base): New.
4292 (base_input_file): New.
4293 (dbxout_handle_pch): New.
4294 (dbx_debug_hooks): Add handle_pch.
4295 (xcoff_debug_hooks): Likewise.
4296 (dbxout_function_end): Remove scope_labelno.
4297 (dbxout_init): Set base_input_file.
4298 (dbxout_handle_pch): New.
4299 (dbxout_source_file): Honour lastfile_is_base.
4300 * dwarfout.c (dwarf_debug_hooks): Add dummy handle_pch.
4301 * sdbout.c (sdb_debug_hooks): Add dummy handle_pch.
4302 * vmsdbgout.c (vmsdbg_debug_hooks): Add dummy handle_pch.
4303 * dwarf2out.c (dwarf2_debug_hooks): Add dummy handle_pch.
4304 * debug.c (do_nothing_debug_hooks): Add dummy handle_pch.
4305 * debug.h (struct gcc_debug_hooks): Add handle_pch.
4306 * c-pch.c (pch_init): Don't call start_source_file, but do call
4307 handle_pch.
4308 (c_common_write_pch): Call handle_pch.
4309 (c_common_read_pch): Don't call start_source_file,
4310 or end_source_file.
4312 Fri Apr 4 17:43:52 2003 Olivier Hainque <hainque@act-europe.fr>
4314 * emit-rtl.c (get_mem_attrs): Adjust alignment tests determining
4315 use of default attributes to agree MEM_ALIGN macro.
4317 Fri Apr 4 17:33:24 2003 Joel Brobecker <brobecker@gnat.com>
4319 * dbxout.c (dbxout_type): When printing type index of range type
4320 whose bounds are printed in octal format, print type of parent type if
4321 it exists so enumerated type descriptions are not transformed
4322 into unsigned types.
4324 2003-04-04 Kazu Hirata <kazu@cs.umass.edu>
4326 * config/h8300/h8300-protos.h: Add a prototype for
4327 compute_a_shift_cc.
4328 * config/h8300/h8300.c (shift_one): Update the CC status.
4329 (shift_two): Likewise.
4330 (output_a_shift_cc): Set cc_inline and cc_special.
4331 (compute_a_shift_cc): New.
4332 * config/h8300/h8300.md (shift insns): Use compute_a_shift_cc.
4334 2003-04-04 Richard Henderson <rth@redhat.com>
4336 * cse.c (fold_rtx): Fix 03-30 change; do check insn non-null.
4338 2003-04-04 Loren James Rittle <ljrittle@acm.org>
4340 * fixinc/inclhack.def (bsd_stdio_attrs_conflict): New.
4341 * fixinc/fixincl.x: Rebuilt.
4342 * fixinc/tests/base/stdio.h: Regenerated.
4344 2003-04-04 Nathan Sidwell <nathan@codesourcery.com>
4346 * gcov.c (accumulate_line_counts): Fix span tree merge bug.
4348 Fri Apr 4 15:58:52 2003 J"orn Rennecke <joern.rennecke@superh.com>
4350 * sh.h (ACTUAL_NORMAL_MODE): New macro, broken out of
4351 (NORMAL_MODE).
4352 * sh.c (fpscr_set_from_mem): Use ACTUAL_NORMAL_MODE.
4354 2003-04-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4356 * doc/contrib.texi (Contributors): Add entries for Wolfgang
4357 Bangerth, DJ Delorie, Christian Ehrhardt, Christopher Faylor,
4358 Nathanael Nerode, Diego Novillo, Hartmut Penner, Volker Reichelt,
4359 Danny Smith, and Ulrich Weigand.
4360 Update Kriang Lerdsuwanakij and fix a typo in Janis Johnson's
4361 entry.
4363 2003-04-04 Nick Clifton <nickc@redhat.com>
4365 * config/sparc/sol2-bi.h: Revert previous delta.
4366 * config/sparc/sol2-gas-bi.h (AS_SPARC64_FLAG): Prepend -TSO
4368 2003-04-04 Nick Clifton <nickc@redhat.com>
4370 * config/v850/v850.c (expand_prologue): Only use register save
4371 helper functions if long calls are not being used.
4372 Add a clobber of r11 id using long calls.
4373 (pattern_is_ok_for_prologue): Account for the extra clobber.
4374 (construct_save_jarl): Likewise.
4375 * config/v850/v850.md (prolog pattern): Do not use this pattern
4376 for v850e's.
4378 2003-04-04 Andreas Schwab <schwab@suse.de>
4380 * stor-layout.c (layout_decl): Avoid syntax error in last change
4381 when PCC_BITFIELD_TYPE_MATTERS is defined but not
4382 EMPTY_FIELD_BOUNDARY.
4384 2003-04-03 Jason Merrill <jason@redhat.com>
4386 PR c/10175
4387 * jump.c (never_reached_warning): Revert patch of 2002-11-02.
4388 Look backwards for a line note.
4390 2003-04-03 Neil Booth <neil@daikokuya.co.uk>
4392 * fix-header.c (read_scan_file): Defer switch processing.
4394 2003-04-03 Matt Austern <austern@apple.com>
4396 * cpppch.c (reset_ht): Remove.
4397 (cpp_read_state): Remove loop to reset hashtable identifiers.
4398 * ggc-common.c (gt_pch_save): Add call to gt_pch_fixup_stringpool
4399 after pch file is written.
4400 * ggc.h (gt_pch_fixup_stringpool): Declare.
4401 * stringpool.c (ht_copy_and_clear): Define. Callback. Copy
4402 hashnode's value to another hashtable, then clear the original.
4403 (saved_ident_hash): Define.
4404 (gt_pch_save_stringpool): Create saved_ident_hash, use it to
4405 store definitions in ident_hash, and clear ident_hash.
4406 (gt_pch_fixup_stringpool): Define. Restore definitions from
4407 saved_ident_hash to ident_hash, then destroy saved_ident_hash.
4409 Thu Apr 3 22:27:40 CEST 2003 Jan Hubicka <jh@suse.cz>
4411 * cfgrtl.c (update_bb_for_insn): Do not set block for barriers.
4413 2003-04-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4415 PR optimization/10157
4416 * gcse.c (can_copy_p): Rename it to can_copy.
4417 (can_copy_init_p): Remove.
4418 (compute_can_copy): Use can_copy instead of can_copy_p.
4419 (can_copy_p): New exported function. Call compute_can_copy.
4420 (hash_scan_set): Use it.
4421 (gcse_main): Don't call compute_can_copy.
4422 (bypass_jumps): Don't call compute_can_copy.
4423 * rtl.h (can_copy_p): Declare.
4424 * loop.c (scan_loop): Don't move the source and add a reg-to-reg
4425 copy if the mode doesn't support copy operations.
4427 2003-04-03 Jason Merrill <jason@redhat.com>
4429 * Makefile.in (unstrap): Also remove stage_last.
4431 * dwarf2out.c (lookup_filename): Don't check for "<internal>".
4432 (dwarf2out_source_line): Don't do anything if line==0.
4434 * stor-layout.c (do_type_align): New fn, split out from...
4435 (layout_decl): ...here. Do all alignment calculations for
4436 FIELD_DECLs here.
4437 (update_alignment_for_field): Not here.
4438 (start_record_layout, debug_rli): Remove unpadded_align.
4439 * tree.h (struct record_layout_info_s): Remove unpadded_align.
4440 * c-decl.c (finish_enum): Don't set DECL_SIZE, DECL_ALIGN
4441 or DECL_MODE on the CONST_DECLs.
4442 (finish_struct): Don't mess with DECL_ALIGN.
4444 Thu Apr 3 18:57:19 CEST 2003 Jan Hubicka <jh@suse.cz>
4446 * i386.c (print_operand): Do not bypass output_addr_const at flag_pic.
4448 Thu Apr 3 17:08:09 2003 J"orn Rennecke <joern.rennecke@superh.com>
4450 * sh.c (sh_function_ok_for_sibcall): Return 0 if the current
4451 function is an interrupt handler.
4453 * sh.c (sh_expand_epilogue): Avoid clash of temp register for
4454 restoring target registers with EH_RETURN_STACKADJ_RTX; use
4455 multiple registers in round-robin fashion.
4457 2003-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4459 * gengtype-lex.l (IWORD): Add CHAR_BITFIELD.
4460 * system.h (CHAR_BITFIELD): New.
4462 2003-04-03 Kazu Hirata <kazu@cs.umass.edu>
4464 * config/h8300/h8300.md (a peephole2): Generalize to accept GT
4465 and LE.
4466 (another peephole2): Likewise.
4468 2003-04-03 Nick Clifton <nickc@redhat.com>
4470 * config/sparc/sol2-bi.h (ASM_CPU64_DEFAULT_SPEC): Add -TSO.
4471 (DEF_ARCH64_SPEC): Likewise.
4473 Thu Apr 3 09:53:40 CEST 2003 Jan Hubicka <jh@suse.cz>
4475 * i386.c (constant_address_p): Use legitimate_constant_p.
4476 (legitimate_address_p): Do not use CONSTANT_ADDRESS_P.
4478 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
4480 * config/h8300/h8300-protos.h: Add a prototype for
4481 gtle_operator.
4482 * config/h8300/h8300.c (gtle_operator): New.
4483 * config/h8300/h8300.h (PREDICATE_CODES): Add an entry for
4484 gtle_operator.
4485 * config/h8300/h8300.md (a peephole2): Generalize to accept GT
4486 and LE.
4488 2003-04-02 Richard Henderson <rth@redhat.com>
4490 * libgcc-std.ver (_Unwind_GetCFA): New.
4491 * unwind-dw2.c (_Unwind_GetCFA): New.
4492 * unwind-libunwind.c (_Unwind_GetCFA): New.
4493 * unwind-sjlj.c (_Unwind_GetCFA): New.
4494 * unwind.h: Declare it.
4496 Thu Apr 3 00:31:21 CEST 2003 Jan Hubicka <jh@suse.cz>
4498 PR inline-asm/8088
4499 * i386.c (ix86_hard_regno_mode_ok): Return 0 for MMX/SSE registers
4500 when MMX/SSE is not available.
4502 2003-04-02 Mike Stump <mrs@apple.com>
4504 * doc/install.texi (Specific): Update pointers to apple.com.
4506 Thu Apr 3 00:18:49 CEST 2003 Jan Hubicka <jh@suse.cz>
4508 * i386.c (override_options): Disable red zone by default on i386.
4509 (compute_frame_layout, ix86_force_to_memory, ix86_free_from_memory):
4510 Do not test TARGET_64BIT together with TARGET_RED_ZONE
4512 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
4514 * config/h8300/h8300.md (a peephole2): Tighten the condition.
4516 2003-04-02 Richard Henderson <rth@redhat.com>
4518 * longlong.h (umul_ppmm) [alpha]: Use __builtin_alpha_umulh.
4520 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
4522 * config/h8300/h8300.md (a peephole2): New.
4524 2003-04-02 Richard Henderson <rth@redhat.com>
4526 * except.c (sjlj_find_directly_reachable_regions): Recognize when
4527 must-not-throw region has been deleted.
4529 2003-04-02 Richard Henderson <rth@redhat.com>
4531 * dwarf2out.c (output_call_frame_info): Ignore fde->nothrow as an
4532 optimization when flag_exceptions not enabled.
4534 2003-04-02 Vladimir Makarov <vmakarov@redhat.com>
4536 * config/rs6000/rs6000.c
4537 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Redefine the
4538 macros.
4539 (rs6000_issue_rate): Add case for 8540.
4540 (rs6000_use_sched_lookahead): New function.
4542 * config/rs6000/8540.md: Rename SIU units into SU ones and MIU
4543 units into MU ones.
4544 (ppc8540_branch, ppc8540_cr_logical): Add one cycle in the
4545 reservation before retirement.
4546 (ppc8540_multiply, ppc8540_load, ppc8540_store,
4547 ppc8540_simple_float, ppc8540_vector_load, ppc8540_vector_store):
4548 Remove additional cycle in the reservation before retirement.
4549 (ppc8540_mfcr, ppc8540_mtcrf, ppc8540_mtjmpr): Add missed
4550 reservation of ppc8540_issue.
4552 2003-04-02 Andreas Schwab <schwab@suse.de>
4554 * real.c (decode_ieee_single): Fix decoding of SNaN bit.
4556 2003-04-01 Richard Henderson <rth@redhat.com>
4558 * except.c (convert_from_eh_region_ranges_1): Smash REG_EH_REGION
4559 notes for nothrow calls if flag_forced_unwind_exceptions.
4560 (build_post_landing_pads): Mind flag_forced_unwind_exceptions.
4561 (sjlj_find_directly_reachable_regions): Likewise.
4562 (reachable_handlers): Likewise.
4563 (can_throw_external): Likewise.
4564 (collect_one_action_chain): Record cleanups after catch-all and
4565 must-not-throw if flag_forced_unwind_exceptions.
4566 * flags.h (flag_forced_unwind_exceptions): Declare.
4567 * toplev.c (flag_forced_unwind_exceptions): New.
4568 (lang_independent_options): Add it.
4569 * doc/invoke.text: Add it.
4571 2003-04-01 David Mosberger <davidm@hpl.hp.com>
4573 * config/ia64/crti.asm: Clean up trailing whitespace.
4574 Remove trailing hashes (#) from identifiers.
4576 * config/ia64/crtn.asm: Ditto.
4578 * config/ia64/crtend.asm: Remove trailing hashes (#) from
4579 identifiers.
4580 (__do_global_ctors_aux): Align to 32-byte boundary. Add unwind
4581 directives. Drop explicit bundling---it just makes the code
4582 harder to read. Don't save/restore gp needlessly.
4584 * config/ia64/crtbegin.asm: Remove trailing hashes (#) from
4585 identifiers (they're only needed if the identifier would clash
4586 with a register name otherwise).
4587 (__do_global_dtors_aux): Align to 32-byte boundary. Add unwind
4588 directives. Drop explicit bundling---it just makes the code
4589 harder to read.
4590 (__do_jv_register_classes): Ditto.
4591 (.fini_array): Remove "progbits" (newer
4592 assemblers don't like wrong section-types).
4593 (.init_array): Ditto.
4595 2003-04-01 Roger Sayle <roger@eyesopen.com>
4597 PR fortran/9974
4598 * gcse.c (reg_killed_on_edge): New function to test whether the
4599 given reg is overwritten by any instruction queued on an edge.
4600 (bypass_block): Ignore substitutions killed on incoming edges.
4601 Don't bypass outgoing edges that have queued instructions.
4603 2003-04-01 Alexandre Oliva <aoliva@redhat.com>
4605 * real.h (EXP_BITS): Make room for...
4606 (struct real_value): ... added canonical bit.
4607 (struct real_format): Added pnan.
4608 (mips_single_format, mips_double_format, mips_extended_format,
4609 mips_quad_format): New.
4610 * real.c: Copy p to pnan in all formats.
4611 (get_canonical_qnan, get_canonical_snan): Set canonical bit.
4612 (real_nan): Use pnan to compute significand's shift.
4613 (real_identical): Disregard significand in canonical
4614 NaNs.
4615 (real_hash): Likewise. Take signalling into account.
4616 (encode_ieee_single, encode_ieee_double, encode_ieee_quad):
4617 Disregard significand bits in canonical NaNs. Set all bits of
4618 canonical NaN if !qnan_msb_set.
4619 (encode_ibm_extended, decode_ibm_extended): Likewise. Use
4620 qnan_msb_set to tell the base double format.
4621 (ibm_extended_format): Use 53 as pnan.
4622 (mips_single_format, mips_double_format, mips_extended_format,
4623 mips_quad_format): Copied from the corresponding ieee/ibm
4624 formats, with qnan_msb_set false.
4625 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Use mips_extended_format.
4626 * config/mips/linux64.h (MIPS_TFMODE_FORMAT): Use mips_quad_format.
4627 * config/mips/mips.c (override_options): Use mips_single_format
4628 and mips_double_format. Default TFmode to mips_quad_format.
4629 * config/mips/t-linux64 (tp-bit.c): Define QUIET_NAN_NEGATED.
4630 * config/mips/t-irix6: Likewise.
4631 * config/mips/t-mips (fp-bit.c, dp-bit.c): Likewise.
4632 * config/fp-bit.c (pack_d, unpack_d): Obey it.
4634 2003-04-01 Geoffrey Keating <geoffk@apple.com>
4636 * unwind-dw2-fde-darwin.c (DESTRUCTOR_MAY_BE_CALLED_LIVE): New.
4637 (live_image_destructor): Reset image to initial state.
4638 (examine_objects): Set DESTRUCTOR_MAY_BE_CALLED_LIVE.
4640 2003-04-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4642 * config/sparc/sparc.c (input_operand): Accept bare
4643 CONSTANT_P_RTX operands.
4645 2003-04-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4647 * gcse.c (struct ls_expr): Added pattern_regs field.
4648 (ldst_entry): Initialize it.
4649 (extract_mentioned_regs, extract_mentioned_regs_helper): New.
4650 (store_ops_ok): Use regs precomputed by them.
4651 (find_loads, store_killed_in_insn, load_kills_store): Change return
4652 type to bool.
4653 (store_killed_before, store_killed_after): Take position of register
4654 set in account.
4655 (reg_set_info): Store position of the setter.
4656 (gcse_main): Enable store motion.
4657 (mems_conflict_for_gcse_p): Enable load motion of non-symbol mems.
4658 (pre_insert_copy_insn, update_ld_motion_stores, insert_store): Prevent rtl
4659 sharing.
4660 (simple_mem): Enable store motion of non-symbol mems.
4661 (regvec): Type changed.
4662 (LAST_AVAIL_CHECK_FAILURE): New.
4663 (compute_store_table_current_insn): New.
4664 (build_store_vectors): Computation of availability and anticipatability
4665 moved ...
4666 (compute_store_table, find_moveable_store): ... here.
4667 (delete_store): Remove senseless comment.
4668 (store_motion): Reorganize.
4670 2003-04-01 Kevin Buettner <kevinb@redhat.com>
4672 * config/mips/mips.c (override_options): Provide mappings for
4673 HI_REGNUM and LO_REGNUM.
4674 * config/mips/mips.h (MD_DBX_FIRST): Define.
4676 2003-04-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4678 * combine.c (merge_outer_ops): Fix typo.
4680 * varasm.c (make_decl_one_only): Revert 2003-03-09 patch.
4682 2003-04-01 David Edelsohn <edelsohn@gnu.org>
4684 * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md,
4685 power4.md,rios1.md,rios2.md,rs64.md}: Change mult_compare to
4686 imul_compare. Add lmul_compare.
4687 * config/rs6000/power4.md: Bump some latencies. Model extra cycle
4688 in second pair of dispatch slots. Model stores more accurately.
4689 Tweak multiply model. Add bypasses for CR instructions dependent
4690 on complicated compares.
4691 * config/rs6000/rs6000.md (mulsi3): Name imul_compare patterns.
4692 (muldi3): Add lmul_compare patterns.
4693 * config/rs6000/rs6000.c (rs6000_variable_issue): Move FPLOAD_UX
4694 and FPSTORE_UX to split instructions and add COMPARE,
4695 DELAYED_COMPARE, IMUL_COMPARE, LMUL_COMPARE, IDIV, LDIV.
4696 (rs6000_adjust_cost): Add IMUL_COMPARE and LMUL_COMPARE.
4697 (rs6000_rtx_costs): Separate POWER4 multiply case.
4699 2003-04-01 Ulrich Weigand <uweigand@de.ibm.com>
4701 * config/s390/s390.c (s390_fixup_clobbered_return_reg):
4702 Do nothing if __builtin_return_address was not used.
4704 Tue Apr 1 18:18:23 CEST 2003 Jan Hubicka <jh@suse.cz>
4706 * i386.md (test patterns): Allow memory operand in operand1.
4708 2003-02-31 Aldy Hernandez <aldyh@redhat.com>
4710 * testsuite/gcc.c-torture/execute/simd-3.c: New.
4712 * expr.c (expand_expr): Handle VECTOR_CST.
4713 (const_vector_from_tree): New.
4715 * varasm.c (output_constant): Handle VECTOR_CST.
4717 * c-typeck.c (digest_init): Build a vector constant from a
4718 VECTOR_TYPE.
4720 * config/rs6000/rs6000.c: Remove prototype for
4721 easy_vector_constant.
4722 (easy_vector_constant): Add mode parameter. Rewrite to handle
4723 more easy constants.
4724 (rs6000_emit_move): Pass mode to easy_vector_constant.
4725 Call emit_easy_vector_insn for SPE V2SI vector constant moves.
4726 (emit_easy_vector_insn): New.
4727 (easy_vector_same): New.
4728 (EASY_VECTOR_15): New macro.
4729 (EASY_VECTOR_15_ADD_SELF): New macro.
4730 (bdesc_2arg): Rename to xorv2si3.
4731 (easy_vector_constant_add_self): New.
4732 (input_operand): Allow vector constants.
4734 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
4735 easy_vector_constant, easy_vector_constant_add_self.
4736 (EXTRA_CONSTRAINT): Add 'W'.
4738 * config/rs6000/rs6000-protos.h: Add prototype for
4739 easy_vector_constant, emit_easy_vector_insn.
4741 * config/rs6000/altivec.md (xorv8hi3): New.
4742 (xorv16qi3): New.
4743 Remove all _const0 patterns.
4744 (movv4si_internal): Rewrite to use code. Add vector constant to
4745 vector alternative. Add splitter.
4746 (movv8hi_internal): Same.
4747 (movv16qi_internal): Same.
4748 (movv4sf_internal): Same.
4749 Change the unspecs for vspltis* to use constants.
4751 * config/rs6000/spe.md ("xorv4hi3"): New.
4752 ("spe_evxor"): Rename to xorv2si3.
4753 ("xorv1di3"): New.
4754 Remove all _const0 patterns.
4755 (movv2si_internal): Rewrite to use code. Add vector constant to
4756 alternatives. Add splitter.
4757 (movv4hi_internal): Add vector constant to alternatives.
4758 (movv1di_internal): Same.
4759 (movv2sf_internal): Same.
4761 2003-03-31 Mark Mitchell <mark@codesourcery.com>
4763 PR c/9936
4764 * c-decl.c (grokdeclarator): Clear SAVE_EXPR_CONTEXT for
4765 variably-sized arrays in parameters.
4766 (set_save_expr_context): New function.
4767 (c_expand_body): Use it, via walk_tree.
4769 2003-03-31 Eric Christopher <echristo@redhat.com>
4771 * combine.c (can_combine_p): Allow ZERO_EXTRACT and STRICT_LOW_PART.
4772 (combinable_i3pat): Remove call to expand_field_assignment and
4773 #if 0'd code.
4775 2003-03-31 Mark Mitchell <mark@codesourcery.com>
4777 PR c++/10278
4778 * c-common.c (finish_label_address_expr): Handle the
4779 error_mark_node.
4781 2003-03-31 Richard Henderson <rth@redhat.com>
4783 * real.c (real_identical): Reorg so as to not compare
4784 signalling for normals.
4786 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
4788 * config/m68hc11/m68hc11.c (hard_reg_operand): Check the mode.
4790 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
4792 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't rely on REG_WAS_0
4793 notes as they are boggus.
4794 (m68hc11_gen_movqi): Likewise.
4796 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
4798 * config/m68hc11/m68hc11.c (expand_prologue): For an interrupt handler
4799 save the soft registers after the frame pointer so that gdb can unwind
4800 the frame more easily.
4801 (expand_epilogue): Likewise in opposite order; allow to use X register
4802 as scratch if the return value is by reference.
4804 2003-03-31 Jason Merrill <jason@redhat.com>
4806 PR java/10145
4807 * stor-layout.c (update_alignment_for_field): Respect
4808 DECL_USER_ALIGN for zero-length bitfields, too.
4809 * c-decl.c (finish_struct): Don't set DECL_ALIGN for normal
4810 fields.
4812 2003-03-31 Matt Austern <austern@apple.com>
4814 * cpppch.c (struct cpp_savedstate): Add defs and n_defs members.
4815 (count_defs): Keep track of number of defs as well as total size.
4816 (write_defs): Put every definition in cpp_savedstate's defs array.
4817 (comp_hashnode): Define. Comparison function for qsort.
4818 (cpp_write_pch_deps): Sort definitions before writing them.
4819 (struct ht_node_list): Define. Like cpp_savedstate but simpler.
4820 (collect_ht_nodes): Define.
4821 (cpp_valid_state): When verifying that undefined identifiers in
4822 the pch file are still undefined, read a sorted list of undefined
4823 identifiers, collect all defined identifiers into a sorted list,
4824 and walk through both lists to make sure there's no match.
4826 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
4828 * config/h8300/h8300.md (a peephole2): New.
4830 2003-03-31 Michael Matz <matz@suse.de>
4832 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Change 1 into 0.
4834 2003-03-31 Segher Boessenkool <segher@koffie.nl>
4836 PR target/10177
4837 * config/rs6000/rs6000.h (HARD_REGNO_RENAME_OK): New.
4838 * config/rs6000/rs6000.c (compute_vrsave_mask): Don't mark
4839 all call-clobbered registers as used.
4841 2003-03-31 Michael Matz <matz@suse.de>
4843 * cppexp.c (cpp_classify_number): Accept '.' after "0x".
4844 * testsuite/gcc.dg/cpp/c99-hexfloat-3.c: New file.
4846 2003-03-31 Nathan Sidwell <nathan@codesourcery.com>
4848 * gcov.c: Add -a & -u options.
4849 (struct arc_info): Add local_span, is_call_non_return,
4850 is_nonlocal_return, is_unconditional flags, remove is_call flag.
4851 (struct block_info): Add flags, is_call_site, is_nonlocal_return
4852 members. Make encodings a union with span member.
4853 (struct function_info): Add blocks_executed, line, src, line_next
4854 members.
4855 (struct coverage_info): Make branches a union with blocks member.
4856 (struct source_info): Add functions member.
4857 (object_summary, program_count): New global variables.
4858 (flag_all_blocks, flag_unconditional): New flags.
4859 (find_source, output_branch_count): New functions.
4860 (print_usage): Adjust.
4861 (options): Adjust.
4862 (process_args): Adjust.
4863 (read_graph_file) <GCOV_TAG_FUNCTION>: Adjust.
4864 <GCOV_TAG_BLOCKS>: Read flags.
4865 <GCOV_TAG_LINES>: Adjust.
4866 (read_count_file): Process SUMMARY tags.
4867 (solve_flow_graph): Set is_unconditional and clear is_call_site
4868 appropriately.
4869 (add_branch_counts): Adjust. Don't count unconditional branches.
4870 (add_line_counts): Deal with all-blocks mode, accumulate block
4871 coverage.
4872 (accumulate_line_counts): Adjust, generate local spanning tree for
4873 all-blocks mode.
4874 (output_lines): Adjust.
4875 * profile.c (branch_prob): Alter GCOV_FUNCTION_TAG record.
4876 * doc/gcov.texi: Document.
4878 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
4880 * config/h8300/h8300.md: Organize peephole2's that transform
4881 (compare (reg:HI) (const_int)).
4883 2003-03-31 Roger Sayle <roger@eyesopen.com>
4885 * emit-rtl.c (dconstm2, dconsthalf): New real constants.
4886 (init_emit_once): Initialize dconstm2 and dconsthalf here.
4887 * real.h (dconstm2, dconsthalf): Add prototypes here.
4888 * real.c (real_sqrt): Use dconsthalf rather than local copy.
4889 * builtins.c (fold_builtin): When optimizing sqrt(exp(x)) as
4890 exp(x/2.0) remember to fold the division if possible.
4891 Fold sin(0.0) as 0.0, cos(0.0) as 1.0, pow(x,1.0) as x,
4892 pow(x,-1.0) as 1.0/x, pow(x,2.0) as x*x, pow(x,-2.0) as
4893 1.0/(x*x) and pow(x,0.5) as sqrt(x).
4895 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
4897 * config/h8300/h8300.md (a new peephole2): New.
4899 2003-03-31 Richard Sandiford <rsandifo@redhat.com>
4901 * gcse.c (simple_mem): Return false for floating-point accesses
4902 if flag_float_store is true.
4904 2003-03-30 Roger Sayle <roger@eyesopen.com>
4906 * gcse.c (gcse_constant_p): New function to identify constants
4907 suitable for constant propagation, including COMPARE with two
4908 integer constant arguments.
4909 (hash_scan_set): Use gcse_constant_p.
4910 (find_avail_set): Likewise.
4911 (cprop_insn): Likewise.
4912 (do_local_cprop): Likewise.
4913 (find_implicit_sets): Likewise.
4914 (find_bypass_set): Likewise.
4916 2003-03-30 Matt Kraai <kraai@alumni.cmu.edu>
4918 * except.h: Remove definition of varray_type.
4920 2003-03-30 Richard Henderson <rth@redhat.com>
4922 PR opt/10011, opt/10252:
4923 * toplev.c (rest_of_compilation): Run purge_builtin_constant_p
4924 before post-gcse cse pass.
4926 2003-03-30 Roger Sayle <roger@eyesopen.com>
4928 * dojump.c (do_jump): Copy SUBREGs into a pseudo for comparison.
4930 2003-03-30 DJ Delorie <dj@redhat.com>
4932 * profile.c (instrument_edges): Make sure any newly created
4933 jump insns have correct jump label info.
4935 2003-03-30 Richard Henderson <rth@redhat.com>
4937 * cfgbuild.c (make_edges): Use tablejump_p.
4938 * cfgcleanup.c (label_is_jump_target_p): Likewise.
4939 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4940 * cfgrtl.c (flow_delete_block_noexpunge): Likewise.
4941 (try_redirect_by_replacing_jump): Likewise.
4942 (redirect_edge_and_branch): Likewise.
4943 * cse.c (fold_rtx): Likewise.
4944 * jump.c (delete_related_insns): Likewise.
4945 * rtlanal.c (get_jump_table_offset): Likewise.
4946 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): Likewise.
4948 2003-03-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
4950 * Makefile.in (STRICT_WARN): Don't warn for ISO C constructs.
4951 (STRICT2_WARN): Likewise.
4953 2003-03-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4955 PR other/6955
4956 * collect2.c (collect_wait): Use WCOREDUMP and fix output message.
4957 * system.h (WCOREDUMP, WCOREFLG): Define if necessary.
4959 2003-03-30 Richard Henderson <rth@redhat.com>
4961 PR c/10083
4962 * config/alpha/alpha.md (umuldi3_highpart): Change to expander;
4963 don't zero_extend const inputs.
4965 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
4967 * reload1.c (reload_cse_move2add): Fix a comment typo.
4969 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
4971 * config/h8300/h8300.md (a peephole2): Remove useless code.
4973 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
4975 * config/h8300/h8300.md (*iorsi3_and_ashift): New.
4976 (*iorsi3_and_lshiftrt): Likewise.
4977 (*iorsi3_zero_extract): Likewise.
4979 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
4981 * config/h8300/h8300.md (*insv_si_8_8): New.
4982 (*insv_si_8_8_lshiftrt_8): Likewise.
4983 (a peephole2): Likewise.
4985 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4987 * doc/contrib.texi: Add Eric Botcazou and Roger Sayle.
4988 Uniformly use bugfix instead of bug fix.
4990 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4992 PR doc/895
4993 * ONEWS: Remove those items that already appear in the EGCS
4994 release notes on our web pages.
4996 2003-03-29 Alan Modra <amodra@bigpond.net.au>
4998 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Respect
4999 TARGET_HARD_FLOAT. Reformat.
5000 (FUNCTION_ARG_REGNO_P): Likewise, and remove unneeded casts.
5002 2003-03-28 Albert Chin-A-Young <china@thewrittenword.com>
5004 * gcc/fixinc/inclhack.def: Update solaris_mutex_init_1 to
5005 work on Solaris 2.5.1.
5007 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>
5009 * config/h8300/h8300.md (*addsi3_and_r_1): Put under plus:SI
5010 section of h8300.md
5011 (*addsi3_and_nor_r_1): Likewise.
5013 2003-03-29 Ulrich Weigand <uweigand@de.ibm.com>
5015 * config/s390/s390.c (s390_emit_prologoue): Make sure backchain is
5016 set up before any trapping memory access if flag_non_call_exceptions.
5018 2003-03-29 Alan Modra <amodra@bigpond.net.au>
5020 * reload1.c (reload_as_needed): Allow a USE in asm reloads.
5022 * loop.c: (find_mem_in_note_1, find_mem_in_note): Comment.
5024 2003-03-28 Nathanael Nerode <neroden@gcc.gnu.org>
5026 * configure.in: Clarify comments.
5027 * configure: Regenerate.
5029 2003-03-28 Ulrich Weigand <uweigand@de.ibm.com>
5031 * config/s390/s390.md ("literal_pool_31"): Output pool anchor
5032 label even if pool empty when generating PIC.
5033 ("literal_pool_31", "literal_pool_64"): Coding style cleanup.
5035 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>,
5036 Dhananjay Deshpande <dhananjayd@kpit.com>
5038 PR target/10205
5039 * config/h8300/h8300.c (h8300_initial_elimination_offset):
5040 Correct the offset computation when TARGET_NORMAL.
5042 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
5044 PR target/10067
5045 * config/sparc/sparc.md (jump pattern): Correct order
5046 when issuing the annuling marker.
5048 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
5050 PR c/8281
5051 * config/sparc/sparc.md (movdi_insn_sp32_v9): Remove 'f-f' alternative.
5052 (movdi reg/reg split): Match only on sparc32, and v9 when int regs.
5054 2003-03-28 Alan Modra <amodra@bigpond.net.au>
5056 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
5057 globalize_label.
5058 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5059 * config/i960/i960.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5060 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5061 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5062 * config/mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5063 * config/sparc/sparc.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5064 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5066 2003-03-28 Alan Modra <amodra@bigpond.net.au>
5068 * loop.c: (find_mem_in_note_1, find_mem_in_note): New functions.
5069 (replace_loop_mems): Add "written" param. Remove invalid REG_EQUAL
5070 notes after hoisting.
5071 (load_mems): Adjust replace_loop_mems call.
5073 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
5074 Richard Henderson <rth@redhat.com>
5076 PR target/10114 and PR target/10084
5077 * dwarf2out.c (mem_loc_descriptor): Handle LO_SUM.
5079 2003-03-27 Richard Henderson <rth@redhat.com>
5081 * config/alpha/alpha.md (adddi_er_high_l): Valid only after reload.
5083 2003-03-27 Roger Sayle <roger@eyesopen.com>
5085 * fold-const.c (fold_inf_compare): New function to simplify FP
5086 comparisons against +Infinity or -Infinity.
5087 (fold): Optimize floating point comparisons against Infs and NaNs.
5089 2003-03-27 Janis Johnson <janis187@us.ibm.com>
5091 * libgcov.c: Provide only dummy functions if libc is not available.
5093 2003-03-27 Richard Henderson <rth@redhat.com>
5095 * real.h (struct real_value): Add signalling.
5096 (EXP_BITS): Decrement.
5097 * real.c (get_canonical_qnan): Don't set MSB-1.
5098 (get_canonical_snan): Likewise. Set signalling.
5099 (real_identical): Compare signalling.
5100 (round_for_format): Remove force-one-bit on code.
5101 (real_nan): Likewise. Set signalling.
5102 (encode_ieee_single): Add force-one-bit code; honor signalling.
5103 (encode_ieee_double, encode_ieee_extended, encode_ieee_quad): Likewise.
5104 (decode_ieee_single): Set signalling.
5105 (decode_ieee_double, decode_ieee_extended, decode_ieee_quad): Likewise.
5107 2003-03-27 Olivier Hainque <hainque@act-europe.fr>
5109 PR ada/9953
5110 * ada/Makefile.in (gnatlib configuration for HPUX): Split
5111 the general section for HPUX into specific sections for
5112 HPUX 10 and HPUX 11. Fix the setting of TGT_LIB in the HPUX
5113 11 case.
5115 2003-03-27 Glen Nakamura <glen@imodulo.com>
5117 PR opt/10087
5118 * loop.c (loop_givs_reduce): Skip bivs with duplicate locations
5119 while incrementing giv.
5120 (record_biv): Check for duplicate biv locations and
5121 set (struct induction *) v->same if found.
5123 2003-03-27 David Mosberger <davidm@hpl.hp.com>
5125 * unwind-libunwind.c (uw_frame_state_for): Adjust for libunwind
5126 v0.9 API change: replace read of UNW_REG_HANDLER with
5127 unw_get_proc_info().
5128 (_Unwind_GetLanguageSpecificData): Replace read of UNW_REG_LSDA
5129 with unw_get_proc_info().
5130 (_Unwind_GetRegionStart): Replace UNW_REG_PROC_START with
5131 unw_get_proc_info().
5133 2003-03-27 Vladimir Makarov <vmakarov@redhat.com>
5135 * config/rs6000/8540.md: Use presence_set instead of absence_set.
5137 2003-03-26 Richard Henderson <rth@redhat.com>
5139 * c-decl.c (finish_function): Always defer if DECL_DECLARED_INLINE_P.
5141 2003-03-26 Roger Sayle <roger@eyesopen.com>
5143 PR bootstrap/10051, PR bootstrap/10169.
5144 * mips-tfile.c (init_file): Don't provide a static initializer.
5145 (initialize_init_file): Initialize the contents of init_file.
5146 (add_file): Call initialize_init_file if not already initialized.
5148 2003-03-26 Ulrich Weigand <uweigand@de.ibm.com>
5150 * config/s390/s390.c (s390_optimize_prolog): Do not save/restore
5151 registers used for global asm variables.
5152 (s390_frame_info, s390_arg_frame_offset): Likewise.
5153 (s390_emit_prologue, s390_emit_epilogue): Likewise.
5155 2003-03-26 Vladimir Makarov <vmakarov@redhat.com>
5157 * config/rs6000/8540.md: New file.
5159 * config/rs6000/{40x.md, 603.md, 6xx.md, 7450.md, 7xx.md, mpc.md,
5160 power4.md, rios1.md, rios2.md, rs64.md}: Add mult_compare to
5161 reservations for imul.
5163 * config/rs6000/rs6000.md: Include 8540.md. Change
5164 delayed_compare onto mult_compare for insns generating
5165 multiplication.
5166 (mult_compare, fpsimple, brinc, vecdiv, veccmpsimple, vecfdiv):
5167 New type attribute values.
5169 * config/rs6000/spe.md (*negsf2_gp, *abssf2_gpr): Use type
5170 fpsimple instead of fp.
5171 (*divsf3_gpr): Use type vecfdiv instead of fp.
5172 (spe_evfsabs, spe_evfsnabs, spe_evfsneg): Use type vecsimple
5173 instead of vecfloat.
5174 (spe_evfsdive): Use type vecfdiv instead of vecfloat.
5175 (spe_brinc): Use type brinc instead of veccomplex.
5176 (spe_evaddw, spe_evaddiw): Use type vecsimple instead of
5177 veccomplex.
5178 (spe_evdivws, spe_evdivwu): Use type vecdiv instead of veccomplex.
5179 (*movv2si_internal, *movv1di_internal, *movv4hi_internal,
5180 *movv2sf_internal): Define type attribute values for all
5181 alternatives.
5182 (cmpsfeq_gpr, cmpsfgt_gpr, cmpsflt_gpr): Use type veccmp instead
5183 of fpcompare.
5184 (tstsfeq_gpr, tstsfgt_gpr, tstsflt_gpr): Use type veccmpsimple
5185 instead of fpcompare.
5187 2003-03-26 David Edelsohn <edelsohn@gnu.org>
5189 * config/rs6000/power4.md: Allow delay between dispatch and
5190 function units for simple instructions. Correct store units.
5191 Allow branch to occupy as many dispatch slots as necessary.
5193 2003-03-26 Jakub Jelinek <jakub@redhat.com>
5195 * config/ia64/ia64.c (ia64_expand_op_and_fetch): Fix comment.
5196 (ia64_expand_compare_and_swap): Use always DImode ar.ccv,
5197 zero extend old to it.
5198 * config/ia64/ia64.md (cmpxchg_acq_si): Remove mode from ccv
5199 operand.
5201 2003-03-26 Eric Botcazou <ebotcazou@libertysurf.fr>
5203 PR target/7784
5204 * reload.c (find_reloads_address): Handle
5205 (PLUS (PLUS (REG) (REG)) (CONST_INT)) form for
5206 all base registers.
5208 2003-03-25 Marcelo Abreu <mmabreu@inf.ufrgs.br>
5210 PR other/10203
5211 * version.c: Reference the GCC web site in the URL.
5213 2003-03-26 Alan Modra <amodra@bigpond.net.au>
5215 * c-incpath.c (add_standard_paths): Add both "translated" and
5216 non-translated header paths.
5218 2003-03-25 Loren James Rittle <ljrittle@acm.org>
5220 * doc/install.texi (*-*-freebsd*): Update with known status.
5222 2003-03-21 Jason Merrill <jason@redhat.com>
5224 PR optimization/10171
5225 * unroll.c (unroll_loop): Don't delete the jump at the end unless
5226 we also delete a jump at the beginning.
5228 2003-03-25 Stephane Carrez <stcarrez@nerim.fr>
5230 * doc/contrib.texi (Contributors): Mention self as 68HC11/68HC12
5231 contributor.
5233 Tue Mar 25 20:35:51 CET 2003 Jan Hubicka <jh@suse.cz>
5235 * i386.c (ix86_rtx_costs): For -fpic and x86-64 local symbolic
5236 constants are not expensive.
5238 Mon Mar 24 20:03:03 CET 2003 Jan Hubicka <jh@suse.cz>
5240 PR opt/10056
5241 * cfglayout.c (fixup_reorder_chain): Fix dealing with the conditional
5242 jump jumping to the next instruction.
5243 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
5245 2003-03-25 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5247 * doc/passes.texi (Passes): Properly document that we do not
5248 perform jump2 any longer; remove command-line option -dJ.
5250 2003-03-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5252 PR optimization/8746
5253 * config/i386/i386.md (and promoting splitters): Disable HImode to
5254 SImode promoting when the sign bit matters and is not preserved, or
5255 when TARGET_FAST_PREFIX is true. Disable promoting when optimizing
5256 for size.
5258 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
5260 * config/h8300/h8300.md (a peephole2): Extend to support loads
5261 in QImode and HImode.
5263 2003-03-24 Stephane Carrez <stcarrez@nerim.fr>
5265 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Add _call_far and
5266 _return_far
5267 (MULTILIB_OPTIONS): Don't multilib on -mlong-calls.
5268 (MULTILIB_EXCEPTIONS): Likewise.
5269 * config/m68hc11/m68hc11.md ("call"): Support far calls for 68HC11
5270 by calling some board support routine.
5271 ("call_value"): Likewise.
5272 ("*return_void"): Likewise for return.
5273 ("*return_16bit"): Likewise.
5274 ("*return_32bit"): Likewise.
5275 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Generate .far
5276 for 68HC11 too.
5277 (DWARF2_ADDR_SIZE): Use 4 so that addresses can
5278 * config/m68hc11/m68hc11.c (m68hc11_override_options): Accept
5279 -mlong-calls for 68HC11.
5280 * config/m68hc11/larith.asm (declare_near): New macro.
5281 (__premain, ___negsi2, ___one_cmplsi2, ___ashlsi3): Use it.
5282 (___ashrsi3, ___lshrsi3, ___lshrhi3, ___lshlhi3): Likewise.
5283 (___rotrhi3, ___rotlhi3, ___ashrhi3, ___ashrqi3): Likewise.
5284 (___lshlqi3, __divmodhi4, ___mulqi3, ___mulhi3): Likewise.
5285 (__mulhi32): Likewise.
5286 (ret): Update macro for 68HC11.
5287 (__far_trampoline): Implement for 68HC11.
5288 (__call_a16, __call_a32, __return_void, __return_16): New support
5289 routines for 68HC11 memory bank switching calling support.
5290 (__return_32): Likewise.
5292 2003-03-24 Neil Booth <neil@daikokuya.co.uk>
5294 * toplev.c (independent_decode_option): Don't skip a 'Y' prefix.
5296 2003-03-24 Janis Johnson <janis187@us.ibm.com>
5298 * doc/install.texi (Testing): Mention test result links from build
5299 status pages.
5301 2003-03-24 Mark Mitchell <mark@codesourcery.com>
5303 * function.c (put_var_into_stack): Change bool parameter to int.
5304 (gen_mem_addressof): Likewise.
5305 * rtl.h (gen_mem_addressof): Likewise.
5306 * tree.h (put_var_into_stack): Likewise.
5307 * config/alpha/alpha.c (alpha_gp_save_rtx): Adjust call to
5308 gen_mem_addressof or put_var_into_stack.
5309 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5310 * config/ia64/ia64.c (spill_tfmode_operand): Likewise.
5312 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
5314 * config/h8300/h8300.md (a peephole2): New.
5316 2003-03-24 Jakub Jelinek <jakub@redhat.com>
5318 * dojump.c (do_jump): Handle UNSAVE_EXPR specially.
5320 2003-03-24 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5322 * doc/contrib.texi (Contributors): Update Janis Johnson.
5324 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
5326 PR target/10072
5327 * combine.c (simplify_if_then_else): Check that the mode
5328 has MODE_INT class before applying the (OP Z (mult COND C2))
5329 transformation.
5331 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
5333 PR optimization/9414
5334 * config/sparc/sparc.md (widening peepholes): Use
5335 widen_memory_access instead of change_address.
5337 2003-03-23 Mark Mitchell <mark@codesourcery.com>
5339 PR c++/7086
5340 * c-typeck.c (c_mark_addressable): Adjust calls to
5341 put_var_into_stack.
5342 * expr.c (expand_expr): Likewise.
5343 * function.c (put_var_into_stack): Add rescan parameter. Do not
5344 call fixup_var_refs when rescan is false.
5345 (gen_mem_addressof): Likewise.
5346 (assign_parms): Adjust calls to put_var_into_stack.
5347 (setjmp_protect): Likewise.
5348 (setjmp_protect_args): Likewise.
5349 * rtl.h (gen_mem_addressof): Change prototype.
5350 * stmt.c (expand_decl): Adjust calls to put_var_into_stack.
5351 * tree.h (put_var_into_stack): Change prototype.
5353 2003-03-23 Arpad Beszedes <beszedes@cc.u-szeged.hu>
5355 PR middle-end/9967
5356 * builtins.c (expand_builtin_fputs): When optimizing for size,
5357 don't transform fputs into fwrite.
5359 2003-03-23 Glen Nakamura <glen@imodulo.com>
5361 PR c/8224
5362 * fold-const.c (extract_muldiv_1): Don't pass through type conversions
5363 when signedness changes for division or modulus.
5365 2003-03-24 Alan Modra <amodra@bigpond.net.au>
5367 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
5368 globalize_label.
5370 2003-03-23 Roger Sayle <roger@eyesopen.com>
5372 PR c/10178
5373 * stmt.c (expand_end_case_type): Check for overflow in range when
5374 determining whether to use a bit-test implementation.
5376 2003-03-23 Richard Henderson <rth@redhat.com>
5378 * cfgcleanup.c (try_optimize_cfg): Allow merging of tablejumps
5379 before flow2.
5380 * cfgrtl.c (try_redirect_by_replacing_jump): Similarly.
5382 2003-03-23 Richard Henderson <rth@redhat.com>
5384 PR opt/10116
5385 * ifcvt.c (find_if_block): Disallow tablejump insns outgoing
5386 from then_bb or else_bb after flow2.
5388 2003-03-23 Zack Weinberg <zack@codesourcery.com>
5390 * configure.in: Check whether it is necessary to link against
5391 libm to use ldexp.
5392 * configure: Regenerate.
5393 * Makefile.in: Add LDEXP_LIB substitution variable.
5395 2003-03-23 Kazu Hirata <kazu@cs.umass.edu>
5397 * config/h8300/h8300.md: Fix comment typos.
5399 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5401 * pa.c (output_cbranch): Fix typo in comment.
5403 2003-03-22 Richard Henderson <rth@redhat.com>
5405 * cfgcleanup.c (insns_match_p): Do not do EQUIV substitution
5406 after reload.
5408 2003-03-22 DJ Delorie <dj at redhat dot com>,
5409 Bruce Korb <bkorb at gnu dot org>
5411 * fixinc/inclhack.def (solaris_mutex_init_1): New; Fix
5412 buggy Solaris 2.6 mutex/cond initializers.
5413 (solaris_mutex_init): Rename to solaris_mutex_init_2.
5414 * fixinc/fixincl.x: Regenerate.
5415 * fixinc/tests/base/pthread.h: Update.
5416 * fixinc/fixincl.c(initialize): be explicit about the default case
5417 and indicate verbose level when being very, very verbose.
5418 * fixinc/check.tpl(VERBOSE): provide a means for passing the value in
5420 2003-03-22 Andreas Jaeger <aj@suse.de>
5422 * config/i386/i386.c (ix86_init_machine_status): Return value.
5424 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5426 * pa.c (output_cbranch, output_bb, output_bvb): Output nop for
5427 conditional branch to the following instruction. Use next_real_insn
5428 instead of next_active_insn.
5429 (output_dbra, output_movb, jump_in_call_delay): Use next_real_insn
5430 instead of next_active_insn.
5432 2003-03-22 Ulrich Weigand <uweigand@de.ibm.com>
5434 * config/s390/s390.md ("movti", "*movdi_31", "*movdf_31"): Use 'o'
5435 instead of 'm' constraint in forced-split alternatives.
5436 ("*adddi3_31", "*subdi3_31"): Likewise. Also, pass 0 instead of 1 as
5437 VALIDATE_ADDRESS parameter to operand_subword.
5439 2003-03-22 Kazu Hirata <kazu@cs.umass.edu>
5441 * config/h8300/h8300.c (notice_update_cc): Correctly handle
5442 the case where the set destination is STRICT_LOW_PART.
5444 2003-03-22 Svein E. Seldal <Svein.Seldal@solidas.com>
5446 * config/c4x/t-c4x (INSTALL_LIBGCC): Make gcc recognize a c33 as a
5447 c30 instead of a c40 processor.
5449 2003-03-22 Alan Modra <amodra@bigpond.net.au>
5451 * combine.c (simplify_comparison <AND>): Use gen_int_mode. Tidy.
5453 2003-03-21 Zack Weinberg <zack@codesourcery.com>
5455 * c-common.c: Include intl.h.
5456 (shadow_warning): Rewrite to allow better diagnostic translations.
5457 * c-common.h: Update prototype of shadow_warning. Declare sw_kind enum.
5458 * c-decl.c (warn_if_shadowing): Update calls to shadow_warning;
5459 use it throughout.
5460 * Makefile.in (c-common.o): Add intl.h.
5462 2003-03-21 Nathanael Nerode <neroden@gcc.gnu.org>
5464 * config.gcc: Remove 'float_format'.
5466 * fixproto: Define NULL and size_t in generated stdlib.h and
5467 unistd.h. Kill unused required_stdlib_h, required_unistd_h.
5468 Rearrange file generation loop for readability. Generate time.h,
5469 string.h if missing.
5470 * tsystem.h: Include <string.h>, <time.h> unconditionally.
5471 * config.gcc: Blow away POSIX defines.
5473 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
5475 * config/m68hc11/m68hc11.md ("call_value"): Fix trap check.
5477 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
5479 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Fix typo in
5480 writing .interrupt command.
5481 * config/m68hc11/m68hc11.md ("call"): Look at the symbol to see
5482 if it's a far or near function.
5483 ("call_value"): Likewise.
5484 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Add far and
5485 near attributes.
5486 (m68hc11_handle_fntype_attribute): Accept attributes on methods.
5487 (m68hc11_override_options): Ignore -mlong-calls for 68HC11.
5488 (m68hc11_initial_elimination_offset): Set current_function_far
5489 according to attributes.
5490 (expand_prologue): Likewise.
5491 (trap_handler_symbol): New global to keep track of trap handlers.
5492 (m68hc11_encode_section_info): Mark symbol as far if needed; set
5493 trap symbol.
5494 (m68hc11_is_far_symbol): New function.
5495 (m68hc11_is_trap_symbol): New function.
5496 * config/m68hc11/m68hc11-protos.h (m68hc11_is_far_symbol): Declare.
5497 (m68hc11_is_trap_symbol): Declare.
5499 2003-03-21 Jan Hubicka <jh@suse.cz>
5501 * i386.c (ix86_compute_frame_layout): Recompute fast prologues
5502 only when amount of saved regs changed.
5503 (ix86_init_machine_status): Initialize use_fast_prologue_epilgoue_nregs.
5504 * i386.h (machine_function): New fields use_fast_prologue_epilgoue_nregs.
5506 2003-03-21 Jan Hubicka <jh@suse.cz>
5508 PR inline-asm/7916
5509 * function.c (instantiate_virtual_regs_lossage): New function.
5510 (instantiate_virtual_regs_1): Use it.
5511 (instantiate_virtual_regs): Do not continue in substition when insn has
5512 been deleted.
5514 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
5516 * combine.c (make_field_assignment): Fix a warning.
5518 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
5520 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt_16): New.
5522 2003-03-21 Dale Johannesen <dalej@apple.com>
5524 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Increase
5525 priority for R2 on Darwin.
5526 (HARD_REGNO_MODE_OK): Don't accept R31 for DFmode.
5528 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
5530 * combine.c (make_field_assignment): Remove unnecessary AND
5531 when storing into zero_extract.
5533 2003-03-21 Zack Weinberg <zack@codesourcery.com>
5535 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT, gcc_AC_C_FLOAT_FORMAT): Delete.
5536 * configure.in: Don't call gcc_AC_C_FLOAT_FORMAT.
5537 * defaults.h: Remove reference to HOST_FLOAT_WORDS_BIG_ENDIAN
5538 in comment.
5540 2003-03-21 DJ Delorie <dj@redhat.com>
5542 * optabs.c (init_integral_libfuncs): Make sure we init at least up
5543 to "long long" size words.
5545 2003-03-21 Ulrich Weigand <uweigand@de.ibm.com>
5547 * config/s390/s390.h: Do not include fixdfdi.h on s390x.
5548 (TARGET_64BIT): Define as compile-time constant when IN_LIBGCC2.
5549 (MIN_UNITS_PER_WORD): Do not define when IN_LIBGCC2.
5551 2003-03-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5553 PR doc-bug/9813
5554 * doc/extend.texi: Move misplaced paragraph about underscores in
5555 variables in macros.
5557 2003-03-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5558 Richard Henderson <rth@redhat.com>
5560 PR optimization/8366
5561 * config/sparc/sparc.h: (SYMBOLIC_CONST): New macro.
5562 (GO_IF_LEGITIMATE_ADDRESS): Use it. Reject the form
5563 PIC+SYMBOLIC_CONST in other modes than Pmode.
5564 (GO_IF_MODE_DEPENDENT_ADDRESS): Use it. Mark
5565 the form PIC+SYMBOLIC_CONST as mode dependent.
5567 2003-03-21 DJ Delorie <dj@redhat.com>
5569 * config/stormy16/stormy16.c (xstormy16_expand_arith): Make
5570 sure we always emit at least one insn.
5572 2003-03-21 Christopher Faylor <cgf@redhat.com>
5574 * config.gcc (i[34567]86-*-cygwin*): Use new common makefile
5575 stub t-cygming. Use common target header cygming.h. Add extra
5576 c_target_obj and cxx_target_obj file. Default cygwin to posix
5577 threading. Enforce i386 as float format.
5578 (i[34567]86-*-mingw*): Use new common makefile stub t-cygming.
5579 Remove cygwin.h as target header. Use common target header
5580 cygming.h Enforce i386 as float format. Correct typo.
5581 * config/i386/cygming.h: New file, containing definitions
5582 common to mingw32 and cygwin.
5583 * config/i386/cygwin.h: Remove definitions common to cygwin and
5584 mingw. Simplify special spec logic. Define "wrappers" around
5585 certain include path defines to accommodate -mno-cygwin.
5586 Remove some #if 0'ed code.
5587 (STANDARD_INCLUDE_DIR) Always define when not cross-compiling.
5588 (LINK_SPEC): Don't use cyg search prefix when -mno-cygwin.
5589 (GCC_DRIVER_HOST_INITIALIZATION): Define as call to mingw_scan.
5590 * config/i386/mingw32.h: Remove definitions common to cygwin and
5591 mingw.
5592 (EXTRA_OS_CPP_BUILTINS): Adjust.
5593 (TARGET_VERSION): Define.
5594 * config/i386/crtdll.h (EXTRA_OS_CPP_BUILTINS): Override
5595 mingw32.h definitions.
5596 (LIBGCC_SPEC): Add libmingwex.a as in mingw32.h.
5597 * config/i386/t-cygwin (EXTRA_GCC_OBJS): Define as cygwin1.o.
5598 Add compilation rules for cygwin1.o cygwin2.o.
5599 * config/i386/cygwin1.c: New file.
5600 * config/i386/cygwin2.c: New file.
5601 * config/i386/t-cygming: New makefile stub.
5603 2003-03-20 Richard Henderson <rth@redhat.com>
5605 * fold-const.c (extract_muldiv_1): Revert changing order of
5606 operands in case MULT_EXPR of 2003-02-16 patch.
5608 2003-03-20 Daniel Berlin <dberlin@dberlin.org>
5609 Merge changes from new-regalloc-branch
5611 From Michael Matz <matz@suse.de>
5612 * df.c (df_ref_record_1): Move init of loc to safe point.
5613 Only recurse on interesting things in parallels.
5614 Handle CLASS_CANNOT_CHANGE_MODE smarter.
5615 (df_uses_record): Ditto.
5617 * df.h (DF_REF_MEM_OK): New enum member, used to mark ref's which
5618 it's already okay to use memory operands in (IE doesn't require
5619 adding another insn or anything).
5621 2003-03-20 Richard Henderson <rth@redhat.com>
5623 PR middle-end/6348
5624 * explow.c (allocate_dynamic_stack_space): Handle STACK_SIZE_MODE
5625 different from word_mode.
5627 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
5629 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt): Restrict the
5630 source operand to those that can be extracted with bld.
5632 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
5634 PR 10066
5635 * arm.md (UNSPEC_PIC_BASE): New constant.
5636 (pic_add_dot_plus_four): Wrap with unspec.
5637 (pic_add_dot_plus_eight): Likewise.
5639 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
5641 * config/h8300/h8300.md (*insv_si_1_n): New.
5642 (*insv_si_1_n_lshiftrt): Likewise.
5644 2003-03-20 Roger Sayle <roger@eyesopen.com>
5646 * fold-const.c (fold_mathfn_compare): New function to simplify
5647 comparisons against built-in math functions. Fold comparisons
5648 of sqrt against constants.
5649 (fold): Call fold_mathfn_compare when appropriate.
5651 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
5653 * ifcvt.c (find_if_case_1): If we add a new bb, update the dominance
5654 information.
5656 2003-03-20 Per Bothner <pbothner@apple.com>
5658 Various cleanups to help compile server.
5660 * cppinit.c (cpp_create_reader): Take extra hash_table* argument,
5661 and pass that to _cpp_init_hashtable.
5662 (cpp_read_main_file): Drop hash_table* argument; don't call
5663 _cpp_init_hashtable.
5664 * cpplib.h: Update declarations to match.
5665 * c-opts.c (c_common_init_options): Pass ident_hash to
5666 cpp_create_reader.
5667 (c_common_post_options): Don't pass ident_hash to cpp_read_main_file.
5668 * fix-header.c (read_scan_file): Likewise pass NULL table to
5669 cpp_create_reader rather than cpp_read_main_file.
5671 * cppfiles.c (cpp_rename_file): Generalized and renamed
5672 to cpp_change_file.
5673 * cpplib.h: Update declaration to match.
5674 * c-opts.c (push_command_line_line, finish_options): Change
5675 cpp_rename_file calls to cpp_change_file.
5677 * line-map.c (add_line_map): Allow leaving the outermost file.
5678 Allowing entering an outermost-file after the initial time.
5680 * toplev.c (pop_srcloc): Allow popping from initial file.
5682 2003-03-20 Kazu Hirata <kazu at cs dot umass dot edu>
5684 * fold-const.c (fold): Fold A - (A & B) into ~B & A.
5686 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
5688 * config/h8300/h8300.md (a peephole2): New.
5690 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
5692 * config/h8300/h8300.md (*addsi3_and_r_1): New.
5693 (*addsi3_and_not_r_1): Likewise.
5695 2003-03-19 Loren James Rittle <ljrittle@acm.org>
5697 * Makefile.in (STRICT2_WARN): Add @WERROR@.
5698 (GCC_WARN_CFLAGS): Remove $(WERROR).
5699 (fixinc.sh-warn): New.
5700 * ada/Make-lang.in (ada-warn): Add $(WERROR).
5701 * cp/Make-lang.in (cp-warn): Add $(WERROR).
5702 * f/Make-lang.in (f-warn): Add $(WERROR).
5703 * java/Make-lang.in (java-warn): Add $(WERROR).
5704 * treelang/Make-lang.in (treelang-warn): Add $(WERROR).
5706 2003-03-19 Nathanael Nerode <neroden@gcc.gnu.org>
5708 * c-common.h (c_dump_tree), c-dump.c (c_dump_tree),
5709 langhooks-def.h (lhd_tree_dump_dump_tree),
5710 langhooks.c (lhd_tree_dump_dump_tree), langhooks.h (*dump_tree):
5711 Change return type from 'int' to 'bool'. Replace 0 and 1 with
5712 true and false in return statements.
5714 2003-03-19 Kevin Buettner <kevinb@redhat.com>
5716 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE): Define.
5717 (DWARF_COMPILE_UNIT_HEADER_SIZE): Take into account
5718 DWARF_INITIAL_LENGTH_SIZE.
5719 (output_compilation_unit_header, output_pubnames, output_aranges)
5720 (output_line_info): Output 0xffffffff escape value for 64-bit
5721 DWARF extension.
5722 * config/mips/iris6.h (DWARF_INITIAL_LENGTH_SIZE): Define.
5724 2003-03-19 Ulrich Weigand <uweigand@de.ibm.com>
5726 * config/s390/s390.c (s390_preferred_reload_class): Do not
5727 force constants to the pool unless necessary.
5728 (s390_decompose_address): Prefer to use pointer as base,
5729 not index register.
5730 * config/s390/s390.md ("*tsthiCCT_only"): Remove '?' from
5731 Q alternative.
5732 ("*movdi_64", "*movsi", "movhi", "movqi_64", "movqi",
5733 "*movdf_64", "*movsf"): Add '?' to Q->Q alternatives.
5734 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
5735 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
5736 "*adddi3_31", "*subdi3_31"): Do not set "type" attribute.
5738 2003-03-19 Jan Hubicka <jh@suse.cz>
5740 * i386.h (machine_function): New fields use_fast_prologue_epilogue.
5741 * i386.c (use_fast_prologue_epilogue): Remove.
5742 (ix86_frame): New field save_regs-using_mov;
5743 (ix86_compute_frame_layout): Decide on fast prologues;
5744 allocate saved registers in red zone.
5745 (ix86_expand_epilogue, ix86_expand_prolgoues): Obey new parameters.
5747 2003-03-19 Nick Clifton <nickc@redhat.com>
5749 * config/mcore/mcore.h (CPP_SPEC): Remove trailing semi-colon.
5751 2003-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5753 PR 10062
5754 * config/pa/pa-hpux.h (TARGET_HPUX_UNWIND_LIBRARY): Redefine.
5755 * pa-protos.h (output_lbranch): New prototype.
5756 * pa.c (compute_frame_size): Change size of the frame marker on the
5757 64-bit ports to 48 bytes.
5758 (pa_output_function_prologue): Document why SAVE_SP is set.
5759 (hppa_expand_prologue): Save previous stack pointer into frame marker
5760 on targets which use the hpux unwind library.
5761 (output_cbranch): Use output_lbranch.
5762 (output_lbranch): New function to output long unconditional branches.
5763 * pa.h (TARGET_HPUX_UNWIND_LIBRARY): Define.
5764 (STACK_POINTER_OFFSET): Update offset for 48-byte frame marker on
5765 64-bit ports.
5766 * pa.md (jump): Use output_lbranch.
5767 (allocate_stack): New expander for dynamic stack allocation.
5769 2003-03-19 Alan Modra <amodra@bigpond.net.au>
5771 * config/rs6000/rs6000.c (rs6000_stack_info): Only require a frame
5772 when debugging on XCOFF targets. Delete "abi" temp.
5774 PR target/10073
5775 * combine.c (force_to_mode <NOT>): Use gen_int_mode.
5777 2003-03-18 Jakub Jelinek <jakub@redhat.com>
5779 * config/s390/s390.c (s390_output_dwarf_dtprel): New.
5780 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): New proto.
5781 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5783 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): New.
5784 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): New proto.
5785 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5787 2003-03-18 Geoffrey Keating <geoffk@apple.com>
5789 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't clone
5790 the result of machopic_function_base_name.
5791 * config/darwin.c (machopic_function_base_name): Use a gc-allocated
5792 string rather than a static array.
5794 * Makefile.in (emit-rtl.o): Add gt-emit-rtl.h to dependencies.
5796 * gengtype.c: Include rtl.h.
5797 (enum rtx_code): Don't define.
5798 (rtx_format): Make declaration match rtl.h.
5799 (rtx_next_new): Rename from rtx_next to avoid conflict. Change all
5800 users.
5801 (adjust_field_rtx_def): Describe strings in NOTE_LINE_NUMBER notes.
5802 * Makefile.in (gengtype.o): Update dependencies.
5804 2003-03-18 Andreas Schwab <schwab@suse.de>
5806 * config/m68k/m68k.md (iordi3): Fix setting low half to -1. From
5807 martin@blom.org.
5809 2003-03-18 Geoffrey Keating <geoffk@apple.com>
5811 * function.c (next_block_index): Mark with GTY.
5813 * config/rs6000/rs6000.md (macho_correct_pic): Correct pattern.
5815 2003-03-18 Richard Henderson <rth@redhat.com>
5817 * config/ia64/ia64.md (UNSPECV_SETJMP_RECEIVER): New.
5818 (builtin_setjmp_receiver): Delay call to ia64_reload_gp
5819 until after reload.
5821 2003-03-18 Richard Henderson <rth@redhat.com>
5823 * builtins.c (expand_builtin_unop): New target_mode operand;
5824 use it to convert the result to the correct mode.
5825 (expand_builtin): Update all callers.
5827 2003-03-18 Ulrich Weigand <uweigand@de.ibm.com>
5829 * config/s390/s390.md ("movti", "movhi", "movqi"): Add "type" attribute.
5831 2003-03-18 Jan Hubicka <jh@suse.cz>
5833 * i386.md: Fix previous commit that mistakely applied the patch
5834 twice.
5836 * alias.c (rtx_equal_for_memref_p): Assume that X and Y has been
5837 canonicalized.
5838 (memrefs_conflict_p): Likewise.
5839 (addr_side_effect_eval): Canonicalize the constructed address.
5841 2003-03-18 Jan Hubicka <jh@suse.cz>
5843 * i386.md (cvtts?2si peep2): New.
5845 2003-03-18 Kazu Hirata <kazu@cs.umass.edu>
5847 * config/h8300/h8300.md (*iorsi3_two_qi_zext): New.
5849 2003-03-18 Andreas Schwab <schwab@suse.de>
5851 * dwarf2out.c (output_file_names): Cast size_t to unsigned long
5852 for format.
5854 2003-03-17 Jason Merrill <jason@redhat.com>
5856 PR c++/10091
5857 * expr.c (expand_expr) [ADDR_EXPR]: Disallow taking the address of
5858 an unaligned member of TREE_ADDRESSABLE type.
5860 2003-03-18 Alan Modra <amodra@bigpond.net.au>
5862 * config/rs6000/linux64.h (MASK_PROFILE_KERNEL): Define.
5863 (TARGET_PROFILE_KERNEL): Define.
5864 (SUBTARGET_SWITCHES): Handle -mprofile-kernel.
5865 (PROFILE_BEFORE_PROLOGUE): Don't define.
5866 (PROFILE_KERNEL): Remove hacks.
5867 * config/rs6000/rs6000.c (TARGET_PROFILE_KERNEL): Define default.
5868 (rs6000_stack_info): No need to save lr if just for profiling when
5869 TARGET_PROFILE_KERNEL.
5870 (output_profile_hook): Output nothing when TARGET_PROFILE_KERNEL.
5871 (output_function_profiler): Localize label generation. Emit code
5872 for kernel profiling.
5874 2003-03-17 Kazu Hirata <kazu@cs.umass.edu>
5876 * config/h8300/h8300-protos.h: Add a prototype for
5877 byte_accesses_mergeable_p.
5878 * config/h8300/h8300.c (byte_accesses_mergeable_p): New.
5879 * config/h8300/h8300.md (*iorhi3_two_qi_mem): Likewise.
5880 (a splitter): Likewise.
5881 (*iorsi3_ashift_16_ashift_24): Likewise.
5882 (*iorsi3_ashift_16_ashift_24_mem): Likewise.
5884 2003-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5886 * dwarf2asm.h: Delete obsolete comment.
5887 (dw2_asm_output_data, dw2_asm_output_delta, dw2_asm_output_offset,
5888 dw2_asm_output_pcrel, dw2_asm_output_addr,
5889 dw2_asm_output_addr_rtx, dw2_asm_output_encoded_addr_rtx,
5890 dw2_asm_output_nstring, dw2_asm_output_data_uleb128,
5891 dw2_asm_output_data_sleb128, dw2_asm_output_delta_uleb128,
5892 dw2_asm_output_delta_sleb128): Add ATTRIBUTE_NULL_PRINTF.
5894 2003-03-17 Zack Weinberg <zack@codesourcery.com>
5896 * c-tree.h (struct lang_identifier): Remove error_locus field.
5897 (IDENTIFIER_ERROR_LOCUS): Kill.
5898 (record_function_scope_shadow): New prototype.
5899 * c-typeck.c (build_external_ref): Don't complain if
5900 decl is error_mark_node. When not at file scope, bind the
5901 decl's local value to error_mark_node to suppress further
5902 warnings, instead of setting IDENTIFIER_ERROR_LOCUS.
5904 * c-decl.c (get_function_binding_level): New static function.
5905 (record_function_scope_shadow): New exported function.
5906 (c_make_fname_decl): Use get_function_binding_level.
5908 2003-03-17 Steve Ellcey <sje@cup.hp.com>
5910 * stmt.c (tail_recursion_args): Call promote_mode to set
5911 unsignedp flag correctly before calling convert_move.
5913 2003-03-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5915 * loop-unroll.c (decide_peel_completely,
5916 decide_unroll_constant_iterations, decide_unroll_stupid,
5917 decide_unroll_runtime_iterations, decide_peel_simple): Set
5918 loop->has_desc.
5920 2003-03-17 Jan Hubicka <jh@suse.cz>
5922 * ggc-common.c (ggc_mark_roots): Use htab_traverse_noresize.
5924 2003-03-17 Olivier Hainque <hainque@act-europe.fr>
5926 * function.c (assign_parms): For a struct value address passed as
5927 first argument, delay the function's result RTL setup code until
5928 after the emission of parameter conversions.
5930 2003-03-17 Dave Love <fx@gnu.org>
5931 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5933 * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Define __digital__,
5934 __arch64__ to match Compaq cc.
5936 2003-03-17 Neil Booth <neil@daikokuya.co.uk>
5938 * c-opts.c: Default TARGET_EBCDIC to 0 if not defined.
5939 (c_common_init): Set EBCDIC in cpp options.
5940 * cpplex.c (maybe_read_ucs, cpp_parse_escape): Use EBCDIC option,
5941 not conditional compilation.
5942 * cpplib.h (struct cpp_options): New entry EBCDIC.
5944 2003-03-17 Neil Booth <neil@daikokuya.co.uk>
5946 * fix-header.c (read_scan_file): Need to malloc arguments to add_path.
5948 2003-03-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5950 * function.c (thread_prologue_and_epilogue_insns): Set delete_unused
5951 argument to 0 for redirect_jump.
5953 2003-03-16 Mark Mitchell <mark@codesourcery.com>
5955 PR c++/8805
5956 * except.c (eh_region_u_cleanup): Add prev_try.
5957 (expand_eh_region_end_cleanup): Set it.
5958 (reachable_handlers): Use it to skip over cleanup blocks.
5960 2003-03-17 Andreas Jaeger <aj@suse.de>
5962 * Makefile.in (TAGS): Remove obsolete handling of =*.[chy].
5964 2003-03-17 Alan Modra <amodra@bigpond.net.au>
5966 * config/rs6000/linux64.h (TARGET_64BIT): Redefine.
5967 (TARGET_RELOCATABLE, TARGET_EABI, TARGET_PROTOTYPE): Likewise.
5968 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Likewise.
5969 (SUBTARGET_OVERRIDE_OPTIONS, CPP_SYSV_SPEC): Likewise.
5971 2003-03-16 Richard Henderson <rth@redhat.com>
5973 * simplify-rtx (simplify_binary_operation): Don't abort for
5974 SS_PLUS, US_PLUS, SS_MINUS, US_MINUS.
5976 2003-03-16 Richard Henderson <rth@redhat.com>
5978 * config/i386/i386.md (movstrictqi, movstrictqi_1): Check
5979 optimize_size as well.
5981 2003-03-16 Stephane Carrez <stcarrez@nerim.fr>
5983 * config/m68hc11/m68hc11.c (print_operand): Handle 'b' modifier
5984 for D register to specify the low part of it, aka B.
5985 (m68hc11_gen_movhi): Use REG_WAS_0 note and increment or decrement
5986 the register if we are loading 1 or -1 to it; avoid using temp
5987 register when moving X/Y to Y/X.
5988 (m68hc11_gen_movqi): Likewise.
5989 (m68hc11_check_z_replacement): Fix last insn setting for compare case.
5991 2003-03-14 Mark Mitchell <mark@codesourcery.com>
5993 PR optimization/9016
5994 * config/i386/i386.c (ix86_expand_move): Force more CONST_DOUBLEs
5995 into the constant pool.
5997 2003-03-16 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
5999 PR target/9164
6000 * tree.c (get_narrower): For extensions with unchanged bit number,
6001 return the unsignedness of the outer mode.
6003 2003-03-16 Roger Sayle <roger@eyesopen.com>
6005 * c-typeck.c (build_component_ref): Turn "for" into "do .. while"
6006 to avoid "may be used uninitialized" warning on ia64-hpux.
6007 * config/ia64/ia64-c.c: Include "tm_p.h" for function prototypes.
6009 2003-03-16 Andreas Jaeger <aj@suse.de>
6011 * configure.in: Improve check for memcheck.h.
6012 * configure: Regenerated.
6014 2003-03-16 Neil Booth <neil@daikokuya.co.uk>
6016 * doc/cppopts.texi: Remove documentation of -A-.
6018 2003-03-15 Zack Weinberg <zack@codesourcery.com>
6020 * doc/libgcc.texi: Remove @tie.
6022 2003-03-15 Josef Zlomek <zlomekj@suse.cz>
6024 * rtl.h (subrtx_p): Renamed to rtx_referenced_p.
6025 (rtx_pair): Added new element update_label_nuses, renamed to
6026 replace_label_data.
6027 * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge): Use
6028 replace_label_data instead of rtx_pair.
6029 * loop.c (load_mems): Likewise.
6030 * rtlanal.c (replace_label): Replace label in pool constants and in
6031 INSN_LIST (in REG_LABEL note).
6032 (subrtx_p): Renamed to rtx_referenced_p.
6033 (subrtx_p_1): Renamed to rtx_referenced_p_1, compare the interior of
6034 LABEL_REF with CODE_LABEL, traverse constants from pool.
6036 2003-03-15 Aldy Hernandez <aldyh@redhat.com>
6037 Zack Weinberg <zack@codesourcery.com>
6039 * Makefile.in (TEXI_GCCINT_FILES): Add libgcc.texi.
6040 * doc/libgcc.texi: New file.
6041 * doc/interface.texi: Delete paragraph about libgcc interface.
6042 * doc/gccint.texi: Add libgcc menu entry and @include libgcc.texi.
6044 2003-03-15 Jason Merrill <jason@redhat.com>
6046 PR debug/9039
6047 * dwarf2out.c (gen_decl_die): Ignore frontend tree codes.
6049 PR debug/6387
6050 * dwarf2out.c (dwarf2out_decl): If we're at -g1, just stick nested
6051 function DIEs at toplevel.
6052 (decls_for_scope): At -g1, don't descend into subblocks.
6054 2003-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6056 * varasm.c (struct rtx_const): Change type of un.addr member
6057 to struct holding an additional 'symbol' member.
6058 (decode_rtx_const): Re-enable optimization to count SYMBOL_REFs
6059 with equal string addresses as equal.
6060 (simplify_subtraction): Adapt to struct rtx_const change.
6062 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
6064 * fix-header.c (read_scan_file): Read main file before handling -D.
6066 2003-03-15 Roger Sayle <roger@eyesopen.com>
6068 * c-cppbuiltin.c (builtin_define_with_value_n): Fix whitespace.
6069 * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
6070 * cfgbuild.c (find_many_sub_basic_blocks): Likewise.
6071 (find_sub_basic_blocks): Likewise.
6072 * cgraphunit.c (cgraph_expand_functions): Likewise.
6073 * dwarf2out.c (prune_unused_types): Likewise.
6074 * expr.c (store_field): Likewise.
6075 * genextract.c (print_path): Likewise.
6076 * haifa-sched.c (schedule_insn): Likewise.
6077 * lcm.c (compute_antinout_edge): Likewise.
6078 * loop-unroll.c (decide_peel_once_rolling): Likewise.
6079 * ra-colorize.c (ra_colorize_free_all): Likewise.
6080 * ra-debug.c (dump_igraph): Likewise.
6081 (debug_hard_reg_set): Likewise.
6082 * reg-stack.c (reg_to_stack): Likewise.
6083 * rtlanal.c (refers_to_regno_p): Likewise.
6084 * tracer.c (layout_superblocks): Likewise.
6086 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
6088 * fix-header.c (read_scan_file): Fix thinko.
6090 2003-03-15 Glen Nakamura <glen@imodulo.com>
6092 * reload1.c (choose_reload_regs): Use && instead of ||
6093 with REG_CANNOT_CHANGE_MODE_P condition.
6095 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
6097 * Makefile.in: Update.
6098 * c-common.h (cb_register_builtins): Rename c_cpp_builtins.
6099 * c-lex.c (init_c_lex): Register builtins hook is dead.
6100 * c-opts.c (COMMAND_LINE_OPTIONS, missing_arg): Handle -A, -D and -U.
6101 (c_common_decode_option): Don't call cpp_handle_option.
6102 Handle -A, -D and -U.
6103 (handle_deferred_opts): Simplify.
6104 (finish_options): Define builtins and command line macros.
6105 * c-ppoutput.c (init_pp_output): Register builtins hook is dead.
6106 * cppinit.c: Don't include intl.h.
6107 (init_builtins): Rename cpp_init_builtins. No hook to call.
6108 (init_library): Don't need to sort options.
6109 (cpp_create_reader): Don't set pending.
6110 (cpp_destroy): Don't free pending.
6111 (struct pending_option, cl_directive_handler, struct cpp_pending,
6112 APPEND, free_chain, new_pending_directive, parse_option, opt_comp,
6113 cpp_finish_options, COMMAND_LINE_OPTIONS, DEF_OPT, struct cl_option,
6114 cl_options, cpp_handle_option): Remove.
6115 * cpplib.h (struct cpp_pending, register_builtins, cpp_handle_option,
6116 cpp_finish_options): Remove.
6117 (cpp_init_builtins): New.
6118 * fix-header.c (read_scan_file): Update to handle -D. Fix
6119 handling of -I. Replace call to cpp_finish_options.
6121 2003-03-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6123 PR optimization/9387
6124 * function.c (thread_prologue_and_epilogue_insns): Use redirect_jump
6125 for conditional returns.
6127 2003-03-14 Jason Merrill <jason@redhat.com>
6129 PR optimization/6871
6130 * varasm.c (assemble_variable): Leave constant zeroes in .rodata.
6132 2003-03-14 Neil Booth <neil@daikokuya.co.uk>
6134 * c-opts.c (finish_options): New.
6135 (COMMAND_LINE_OPTIONS, c_common_decode_option): Add -imacros.
6136 (missing_arg): Handle OPT_include and OPT_imacros.
6137 (c_common_init, c_common_parse_file): Use finish_options.
6138 (handle_deferred_opts): Update.
6139 * cppinit.c (struct cpp_pending): Remove imacros_head and imacros_tail.
6140 (cpp_finish_options): Don't handle -imacros here.
6141 (no_fil): Remove.
6142 (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -imacros.
6144 2003-03-14 Jakub Jelinek <jakub@redhat.com>
6146 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Don't call
6147 rs6000_maybe_dead if !fromprolog.
6149 2003-03-14 Neil Booth <neil@daikokuya.co.uk>
6151 * Makefile.in: Update.
6152 * c-common.h (fe_file_change, pp_file_change): New.
6153 * c-lex.c (init_c_lex): Don't set cb_file_change.
6154 (c_common_parse_file): Move to c-opts.c.
6155 (cb_file_change): Rename fe_file_change.
6156 * c-opts.c: Include debug.h.
6157 (warn_unused_macros, include_cursor): New.
6158 (push_command_line_include, cb_file_change): New.
6159 (COMMAND_LINE_OPTIONS): Handle -include.
6160 (c_common_decode_option): Use local warn_unused_macros.
6161 Handle OPT_include.
6162 (c_common_post_options): Set file change callback.
6163 (handle_deferred_opts): Skip -include. Don't free the array.
6164 (c_common_init): Call cpp_finish_options here, and push an
6165 initial -include file.
6166 * c-ppoutput.c (cb_file_change): Rename pp_file_change.
6167 (preprocess_file): Don't call cpp_finish_options.
6168 (init_pp_output): Don't set the file change callback.
6169 (pp_file_change): Return if no line commands or no output.
6170 * cpphash.h (next_include_file, first_unused_line): Remove.
6171 * cppinit.c (include_head, include_tail): Remove.
6172 (cpp_destroy): Don't free -include chain.
6173 (cpp_finish_options): Don't handle -include, or worry about
6174 -Wunused-macros.
6175 (_cpp_maybe_push_include_file): Remove.
6176 (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -include.
6177 * cpplib.c (_cpp_pop_buffer): Don't handle -include.
6178 * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_create_definition):
6179 Used flag is set based upon the state of the warn_unused_macros
6180 flag, and so use of first_unused_line is unnecessary.
6182 2003-03-13 Jan Hubicka <jh@suse.cz>
6184 * cselib.c (clear_table): Do not take argument; always clear just
6185 used slots.
6186 (cselib_process_insn): Update call of clear_table
6187 (cselib_init): Do not call clear_table.
6188 (cselib_finish): Clear table.
6190 * cse.c (count_reg_usage): Do not check side_effects_p.
6191 * rtlanal.c (set_noop_p): Check side_effects_p only when set looks
6192 like noop.
6193 (find_reg_equal_equiv_note): Do not use find_reg_note.
6195 2003-03-14 Richard Henderson <rth@redhat.com>
6197 PR target/9700
6198 * config/alpha/alpha.c (alpha_va_start): Account for
6199 current_function_pretend_args_size in the AP offset.
6201 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Move out of line.
6202 (INITIAL_ELIMINATION_OFFSET): Move out of line.
6203 * config/alpha/alpha.c (alpha_setup_incoming_varargs): New.
6204 (alpha_initial_elimination_offset) New.
6205 * config/alpha/alpha-protos.h: Update.
6207 2003-03-14 Jakub Jelinek <jakub@redhat.com>
6209 * stmt.c (expand_start_case): Call emit_queue ().
6211 2003-03-14 Chris Demetriou <cgd@broadcom.com>
6212 Alexandre Oliva <aoliva@redhat.com>
6214 * config/mips/mips.h (FUNCTION_PROFILER): _mcount() doesn't pop 2
6215 words in new abis.
6217 2003-03-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6219 PR optimization/8396
6220 * tree-inline.c (initialize_inlined_parameters): Make sure the value
6221 of read-only constant arguments is passed with the right type.
6223 2003-03-14 Steven Bosscher <steven@gcc.gnu.org>
6225 * doc/extend.texi (Function Names): Make the example compilable.
6227 2003-03-13 David Edelsohn <edelsohn@gnu.org>
6229 * config/rs6000/rs6000.c (processor_target_table): Really allow
6230 GP optional instructions on Power4.
6232 2003-03-13 Roger Sayle <roger@eyesopen.com>
6234 * calls.c (flags_from_decl_or_type): Factor and remove redundant
6235 conditional tests.
6237 2003-03-13 Mike Stump <mrs@apple.com>
6239 * ggc-page.c (struct page_entry): Remove varray.h header.
6240 Add index_by_depth field.
6241 Remove save_in_use_p field.
6242 (struct globals): Add depth_in_use, depth_max, by_depth_in_use,
6243 by_depth_max, by_depth, and save_in_use fields.
6244 (INITIAL_PTE_COUNT): Add.
6245 (save_in_use_p_i): Add.
6246 (save_in_use_p): Add.
6247 (adjust_depth): Add.
6248 (move_ptes_to_front): Add.
6249 (push_depth): Add.
6250 (push_by_depth): Add.
6251 (prefetch): Add.
6252 (free_page): Add support for and use faster data structures.
6253 (ggc_alloc): Likewise.
6254 (init_ggc): Likewise.
6255 (ggc_recalculate_in_use_p): Likewise.
6256 (ggc_pop_context): Likewise.
6257 (clear_marks): Likewise.
6258 (ggc_pch_read): Likewise.
6259 * Makefile.in (ggc-page.o): Remove varray.h.
6261 2003-03-13 Nathanael Nerode <neroden@gcc.gnu.org>
6263 * ChangeLog: Rotated last year's entries to...
6264 * ChangeLog.8: New.
6266 * config/ia64/fde-glibc.c, config/ia64/freebsd.h,
6267 config/ia64/hpux.h, config/ia64/hpux_longdouble.h,
6268 config/ia64/ia64-c.c, config/ia64/ia64-modes.def,
6269 config/ia64/ia64-protos.h, config/ia64/ia64.c,
6270 config/ia64/ia64.h, config/ia64/ia64.md,
6271 config/ia64/itanium1.md, config/ia64/itanium2.md,
6272 config/ia64/quadlib.c, config/ia64/unwind-ia64.c,
6273 config/ia64/unwind-ia64.h: It's GCC, not GNU CC.
6275 2003-03-13 Aldy Hernandez <aldyh@redhat.com>
6277 * config/rs6000/rs6000.c (rs6000_dwarf_register_span):
6278 Differentiate endianness.
6279 (s6000_override_options): Use cpu type instead of TARGET_SPE.
6281 2003-03-13 Nick Clifton <nickc@redhat.com>
6283 * config/arm/arm.c (print_multi_reg): Do not generate a type 2
6284 LDM instructions with writeback enabled.
6285 (output_return_instruction): Likewise.
6287 * config/arm/pe.h (FIXED_REGISTERS): Remove definition.
6288 (CALL_USED_REGISTERS): Remove definition.
6289 (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Define.
6291 2003-03-13 Alan Modra <amodra@bigpond.net.au>
6293 * config/rs6000/rs6000.c (rs6000_flag_pic): Delete.
6294 (rs6000_xcoff_encode_section_info): #ifdef TARGET_XCOFF.
6295 (rs6000_binds_local_p, TARGET_BINDS_LOCAL_P): #if TARGET_MACHO.
6296 (rs6000_override_options): Don't clear flag_pic for ABI_AIX.
6297 (rs6000_legitimize_address): Formatting.
6298 (rs6000_emit_move): Likewise.
6299 (rs6000_return_addr): Test ABI_AIX as well as flag_pic.
6300 (rs6000_emit_prologue <save_LR_around_toc_setup>): Likewise.
6301 (rs6000_elf_select_section): Comment reason for shlib being
6302 set for ABI_AIX.
6303 (rs6000_elf_unique_section): Likewise.
6304 (rs6000_elf_encode_section_info): Test !TARGET_AIX as well as ABI_AIX.
6305 * config/rs6000/rs6000.h (LEGITIMATE_LO_SUM_ADDRESS_P): Test ABI_AIX
6306 as well as flag_pic.
6307 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
6308 (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6309 * config/rs6000/linux64.h (TARGET_ENCODE_SECTION_INFO): Don't define.
6311 2003-03-13 Richard Henderson <rth@redhat.com>
6313 * emit-rtl.c (try_split): Handle 1-1 splits of call insns properly.
6315 * config/ia64/ia64.c (TARGET_FUNCTION_OK_FOR_SIBCALL): New.
6316 (ia64_gp_save_reg): Remove.
6317 (struct ia64_frame_info): Move to the beginning of the file;
6318 add reg_save_gp.
6319 (ia64_expand_call): Rearrange for new call patterns.
6320 (ia64_reload_gp): New.
6321 (ia64_split_call): New.
6322 (ia64_compute_frame_size): Allocate reg_save_gp.
6323 (ia64_expand_prologue): Save reg_save_gp.
6324 (ia64_expand_epilogue): Don't restore gp.
6325 (ia64_hard_regno_rename_ok): Remove R4 hack.
6326 (ia64_function_ok_for_sibcall): New.
6327 (ia64_output_mi_thunk): Set reload_completed, no_new_pseudos;
6328 call try_split on sibcall pattern.
6329 * config/ia64/ia64-protos.h: Update.
6330 * config/ia64/ia64.md (call_nogp, call_value_nogp, sibcall_nogp):
6331 Rename from nopic versions. Confiscate 2nd argument to call as
6332 a marker.
6333 (call_pic, call_value_pic, sibcall_pic): Remove.
6334 (call_gp, call_value_gp, sibcall_gp): New.
6335 (builtin_setjmp_setup): Remove.
6336 (builtin_setjmp_receiver): Call ia64_reload_gp.
6338 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
6340 * config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
6341 config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md: Replace
6342 "GNU CC" with "GCC".
6344 * config/c4x/c4x-c.c, config/c4x/c4x-modes.def,
6345 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6346 config/c4x/c4x.md, config/c4x/libgcc.S, config/c4x/rtems.h:
6347 GCC, not GNU CC.
6349 * genattrtab.h, hosthooks-def.h, hosthooks.h, langhooks-def.h,
6350 langhooks.h, tree-inline.h: Replace "GNU CC" with "GCC".
6352 * c-pch.c, dummy-conditions.c, genautomata.c, genconditions.c,
6353 langhooks.c, tree-inline.c, unwind-dw2-fde-darwin.c,
6354 unwind-dw2-fde-glibc.c, unwind-libunwind.c, vmsdbgout.c: Replace
6355 "GNU CC" with "GCC".
6357 * config/v850/lib1funcs.asm, config/v850/rtems.h,
6358 config/v850/v850-c.c, config/v850/v850-protos.h,
6359 config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6360 GCC, not GNU CC.
6362 * config/vax/bsd.h, config/vax/elf.h, config/vax/netbsd-elf.h,
6363 config/vax/netbsd.h, config/vax/openbsd.h, config/vax/openbsd1.h,
6364 config/vax/ultrix.h, config/vax/vax-protos.h, config/vax/vax.c,
6365 config/vax/vax.h, config/vax/vax.md, config/vax/vaxv.h: GCC, not
6366 GNU CC.
6368 2003-03-12 Benjamin Kosnik <bkoz@redhat.com>
6370 * cpppch.c (cpp_valid_state): Use DL_WARNING_SYSHDR, not DL_WARNING.
6372 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
6374 * fixinc/fixinc.interix: Remove dead code (most of it).
6375 * fixinc/fixinc.dgux: Remove.
6377 * ginclude/float.h, ginclude/iso646.h, ginclude/stdarg.h,
6378 ginclude/stdbool.h, ginclude/stddef.h: GCC, not GNU CC.
6380 2003-03-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6382 * pa.c (pa_init_builtins): Fix warning.
6384 2003-03-12 Steve Ellcey <sje@cup.hp.com>
6386 * config/ia64/ia64.h (ASM_OUTPUT_XDATA_CHAR): Remove.
6387 (ASM_OUTPUT_XDATA_SHORT): Remove.
6388 (ASM_OUTPUT_XDATA_INT): Remove.
6389 (ASM_OUTPUT_XDATA_DOUBLE_INT): Remove.
6390 (ASM_OUTPUT_ADDR_DIFF_ELT): Handled 32 bit address diffs.
6391 (ASM_PREFERRED_EH_DATA_FORMAT): Handle 32 bit EH pointers.
6392 (CASE_VECTOR_MODE): Handle 32 bit pointers in case statement.
6394 2003-03-12 Andrew Lewycky <andrew@mxc.ca>
6396 PR c++/7050
6397 * expr.c (store_expr): Don't attempt to store void-typed trees,
6398 just evaluate them for side effects.
6400 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
6402 * cppfiles.c (cpp_rename_file, cpp_push_include): New.
6403 * cppinit.c (push_include): Move with changes to cppfiles.c.
6404 (cpp_read_main_file): Mark named operators here...
6405 (cpp_finish_options): ...not here. Update.
6406 (_cpp_maybe_push_include_file): Update.
6407 * cpplib.h (cpp_push_include, cpp_rename_file): New.
6409 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
6411 * aclocal.m4: Introduce gcc_GAS_VERSION_GTE_IFELSE,
6412 _gcc_COMPUTE_GAS_VERSION.
6413 * configure.in: Use them.
6414 * configure: Regenerate.
6416 2003-03-12 Bob Wilson <bob.wilson@acm.org>
6418 * config/xtensa/xtensa.md (adddi3): Don't clobber source operand used
6419 to detect carry.
6420 (subdi3): Reorder emitted instructions.
6422 2003-03-12 Andreas Jaeger <aj@suse.de>
6424 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Remove call to
6425 NETBSD_OS_CPP_BUILTINS_LP64.
6427 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
6429 * Makefile.in: Eliminate all.indirect. Update and clean up comments.
6430 Rearrange. Reorganize.
6431 * configure.in: Rearrange.
6432 * configure: Regenerate.
6434 2003-03-12 Andreas Jaeger <aj@suse.de>
6436 * c-cppbuiltin.c (cb_register_builtins): Define LP64 builtins for
6437 LP64 targets.
6439 * doc/cpp.texi (Common Predefined Macros): Document __LP64__ and
6440 _LP64.
6442 * config/ia64/ia64.h (TARGET_CPU_CPP_BUILTINS): Do not define
6443 _LP64 macros here.
6444 * config/pa/pa.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6446 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Remove call to
6447 NETBSD_OS_CPP_BUILTINS_LP64.
6448 * config/sh/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
6449 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
6451 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_LP64): Remove.
6453 2003-03-12 Jan Hubicka <jh@suse.cz>
6455 * i386.c (ix86_setup_incoming_varargs): Set stack_alignment_needed to 128.
6457 2003-03-12 Daniel Jacobowitz <drow@mvista.com>
6459 Fix PR target/9797 and PR c/9853.
6460 * stmt.c (expand_decl_init): Call push_temp_slots () and
6461 pop_temp_slots ().
6463 2003-03-12 J"orn Rennecke <joern.rennecke@superh.com>
6465 * sh.c: Include basic-block.h.
6466 (sh_output_mi_thunk, emit_load_ptr): New functions.
6467 (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine.
6469 2003-03-12 Nick Clifton <nickc@redhat.com>
6471 * config/arm/pe.h (FIXED_REGISTERS): Add Maverick registers.
6472 (CALL_USED_REGISTERS): Likewise.
6473 * config/arm/arm.h (FIRST_PSEUDO_REGISTER): Update comment
6474 describing how this value is calculated.
6476 2003-03-12 Hans-Peter Nilsson <hp@bitrange.com>
6478 * configure.in (rlim_t): Define to long if no valid definition
6479 found in sys/resource.h.
6480 * config.in, configure: Regenerate.
6482 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
6484 * config/mcore/mcore-elf.h (CPP_PREDEFINES): Replace with
6485 TARGET_OS_CPP_BUILTINS.
6486 * config/mcore/mcore-pe.h: Similarly.
6487 * config/mcore/mcore.h: Replace CPP_PREDEFINES and part of
6488 CPP_SPEC with TARGET_CPU_CPP_BUILTINS.
6490 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6492 PR c/9928
6493 * c-decl.c (duplicate_decls): Discard the initializer of the new decl
6494 only if it is a VAR_DECL.
6496 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6498 PR optimization/9888
6499 * config/i386/i386.md (jcc_1): Fix range.
6500 (jcc_2): Likewise.
6501 (jump): LIkewise.
6502 (doloop_end_internal): Likewise.
6504 2003-03-12 Danny Smith <dannysmith@users.sourceforge.net>
6506 * config/i386/winnt.c (DLL_IMPORT_PREFIX): New define.
6507 Use throughout instead of DLL_IMPORT_EXPORT_PREFIX and "e."
6508 (DLL_EXPORT_PREFIX): New define. Use throughout instead of
6509 DLL_IMPORT_EXPORT_PREFIX and "i."
6510 (i386_pe_dllexport_name_p): Here.
6511 (i386_pe_dllimport_name_p): Here.
6512 (i386_pe_mark_dllexport): Here. Remove DLL_IMPORT_PREFIX,
6513 not 9 chars when getting identifier name.
6514 (i386_pe_mark_dllimport): Here.
6515 (i386_pe_encode_section_info): Here. Remove DLL_IMPORT_PREFIX,
6516 not 9 chars when getting identifier name. Correct comment.
6517 (i386_pe_strip_name_encoding): Here. Add comments for different
6518 cases.
6519 (gen_fastcall_suffix): Break down xmalloc() argument to
6520 components.
6521 (gen_stdcall_suffix): Likewise.
6522 Update copyright year.
6524 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6526 PR optimization/9888
6527 * config/i386/i386.md (movsi_1): Remove special alternatives
6528 for %eax register.
6529 (movsi_1_nointernunit): Likewise.
6530 (movhi_1): Likewise.
6531 * config/i386/i386.c (memory_address_length): Do not use
6532 short displacement when there is no base.
6533 (ix86_attr_length_address_default): Handle LEA instructions.
6535 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
6537 * c-cppbuiltin.c (builtin_define_std): Make non-static.
6539 2003-03-11 Loren James Rittle <ljrittle@acm.org>
6541 * config/freebsd-spec.h (FBSD_CPP_PREDEFINES): Remove.
6542 (FBSD_TARGET_OS_CPP_BUILTINS): New port-specific macro.
6543 (FBSD_TARGET_CPU_CPP_BUILTINS): New port-specific macro.
6544 * config/freebsd.h (CPP_PREDEFINES): Remove.
6545 (TARGET_OS_CPP_BUILTINS): New.
6546 * config/alpha/freebsd.h: Use overridden FBSD_TARGET_CPU_CPP_BUILTINS
6547 instead of TARGET_OS_CPP_BUILTINS.
6548 * config/sparc/freebsd.h (CPP_PREDEFINES): Remove.
6550 2003-03-11 Geoffrey Keating <geoffk@apple.com>
6552 * c-cppbuiltin.c (builtin_define_std): Add ATTRIBUTE_UNUSED.
6554 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
6556 * config/rs6000/rs6000.c (rs6000_stack_info): Remove
6557 insn_chain_scanned. Use insn_chain_scanned_p in machine_function.
6559 * config/rs6000/rs6000.h (machine_function): Add insn_chain_scanned_p.
6561 2003-03-11 Alexandre Oliva <aoliva@redhat.com>
6563 * toplev.c (independent_decode_option): Return success for --help,
6564 --target-help and --version.
6566 2003-03-11 Alexandre Oliva <aoliva@redhat.com>
6568 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add endian_spec.
6569 Default to -mips3 on -mabi=64. Don't add -mips* flag if -march is
6570 specified.
6571 (SUBTARGET_ASM_SPEC): Remove -mips*-adding code obviated by
6572 DRIVER_SELF_SPECS.
6573 (LINK_SPEC): Let endian options affect the linker emulation name.
6575 2003-03-11 J"orn Rennecke <joern.rennecke@superh.com>
6577 * sh.md (reload_inqi): Fix mode for source in second set.
6579 2003-03-11 Jan Hubicka <jh@suse.cz>
6581 * cselib.c (cselib_invalidate_mem_1): Move too ...
6582 (cselib_invalidate_mem): ... here; use new list
6583 (dummy_val, first_containing_mem): New static variables.
6584 (clear_table): Initialize first_containing_mem.
6585 (discard_useless_values): Compact the containing_mem list.
6586 (add_mem_for_addr): Add to the list.
6587 * cselib.h (cselib_val): Add next_containing_mem.
6589 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
6591 * config/rs6000/rs6000.c (rs6000_override_options): Disable string
6592 instructions for e500.
6594 2003-03-11 Neil Booth <neil@daikokuya.co.uk>
6596 * Makefile.in: Update.
6597 * c-cppbuiltin.c: Include tm_p.h.
6599 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
6601 * doc/tm.texi (Frame Registers): Document DWARF_REG_TO_UNWIND_COLUMN.
6603 * unwind-dw2.c (DWARF_REG_TO_UNWIND_COLUMN): Define.
6604 (_Unwind_GetGR): Use DWARF_REG_TO_UNWIND_COLUMN.
6605 (_Unwind_SetGR): Same.
6606 (_Unwind_GetGRPtr): New.
6607 (_Unwind_SetGRPtr): New.
6608 (uw_update_context_1): Use accesor functions instead of accessing
6609 context->reg[] directly.
6610 (uw_install_context_1): Same.
6611 (execute_cfa_program): Same.
6612 (__frame_state_for): Same.
6614 * config/rs6000/rs6000.c (spe_synthesize_frame_save): Use 1200 as
6615 the synthetic register offset.
6617 * config/rs6000/rs6000.h (DWARF_REG_TO_UNWIND_COLUMN): New.
6619 2003-03-11 Hans-Peter Nilsson <hp@axis.com>
6621 * config/cris/cris.md: Remove lingering EGCS reference.
6622 ("*extopqihi_side_biap"): For HI operation, match
6623 cris_additive_operand_extend_operator, not
6624 cris_operand_extend_operator. Adjust condition.
6625 ("*extopqihi_side", "*extopqihi"): Ditto.
6626 ("*extopqisi_side_biap"): Correct operand numbers in condition.
6627 ("*extophisi_side_biap", "*extopqisi_swap_side_biap"): Ditto.
6628 ("*extophisi_swap_side_biap", "*extopqisi_swap"): Ditto.
6629 ("*extophisi_swap"): Ditto.
6630 ("*extopqihi_swap_side_biap"): For HI operation, match a simple
6631 PLUS, not cris_operand_extend_operator. Adjust condition and
6632 output template.
6633 ("*extopqihi_swap_side", "*extopqihi_swap"): Ditto.
6634 * config/cris/cris.h (PREDICATE_CODES): Add
6635 cris_additive_operand_extend_operator.
6636 * config/cris/cris.c (cris_additive_operand_extend_operator):
6637 New predicate.
6639 2003-03-11 Hartmut Penner <hpenner@de.ibm.com>
6641 * df.c (read_modify_subreg_p): Change from static to global.
6642 * df.h (read_modify_subreg_p): Add prototype.
6643 * sched-deps.c (sched_analyze_1): Generate true dependency for
6644 strict_low_part, certain subregs and zero/sign_extract.
6646 2003-03-11 Neil Booth <neil@daikokuya.co.uk>
6648 * Makefile.in: Update.
6649 * c-common.c: Don't include real.h or except.h.
6650 (REGISTER_PREFIX): Remove.
6651 (builtin_define_std, builtin_define_with_value,
6652 builtin_define_with_int_value, builtin_define_with_hex_fp_value,
6653 builtin_define_type_max, builtin_define_type_precision,
6654 builtin_define_float_constants): Move to c-cppbuiltin.c.
6655 (c_stddef_cpp_builtins): New.
6656 * c-common.h (builtin_define_with_value, c_stddef_cpp_builtins): New.
6657 * c-cppbuiltin.c: New, extracted from c-common.c.
6658 (define__GNUC__): New.
6659 * cppspec.c (lang_specific_driver): Remove support of -no-gcc.
6660 * gcc.c: Remove support of %v1, %v2 and %v3 specs.
6661 (cpp_unique_options): Don't support no-gcc.
6662 (do_spec_1): Remove support of version specs.
6663 * doc/invoke.texi: Remove documentation of %v1, %v2 and %v3.
6664 * doc/passes.texi: Update.
6665 * doc/tm.texi: Update.
6667 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
6669 * dwarf2out.c (multiple_reg_loc_descriptor): Fix thinko.
6671 2003-03-10 Andrew Pinski <apinski@apple.com>
6673 * config/darwin.c (machopic_function_base_name): If dynamic-no-pic
6674 is on should not get here.
6675 (machopic_indirect_data_reference): If dynamic-no-pic is on just
6676 generate high/low parts of the address.
6677 (machopic_legitimize_pic_address): Change MACHOPIC_PURE to
6678 MACHOPIC_INDIRECT. Dynamic-no-pic uses 0 as the pic base. Generate
6679 symbol and labels with a new reg. Dynamic-no-pic does not have a
6680 pic_offset_table_rtx.
6681 (machopic_select_section): Change references of flag_pic to
6682 MACHOPIC_INDIRECT.
6683 (machopic_asm_out_destructor): Likewise.
6684 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Change
6685 reference of flag_pic to MACHOPIC_INDIRECT.
6686 (MACHO_DYNAMIC_NO_PIC_P): Define as TARGET_DYNAMIC_NO_PIC.
6687 (MACHOPIC_INDIRECT): Is also true when dynamic-no-pic is on.
6688 (MACHOPIC_JUST_INDIRECT): Is also true when dynamic-no-pic is on.
6689 (MACHOPIC_PURE): Is not pure when dynamic-no-pic is on.
6690 * config/i386/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define as
6691 0 for right now as dynamic-no-pic is not implemented on Darwin/ia32.
6692 * config/rs6000/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define.
6693 (TARGET_DYNAMIC_NO_PIC): Define.
6694 (SUBTARGET_SWITCHES): Define, have sub-target switches for
6695 dynamic-no-pic.
6696 (SUBTARGET_OVERRIDE_OPTIONS): Move check for -fpic from
6697 rs6000_override_options to here. Dynamic-no-pic overrides
6698 pic.
6699 (CC1_SPEC): Change from not static then pic to not static and not
6700 dynamic-no-pic then pic.
6701 * config/rs6000/rs6000.c (rs6000_override_options): Move the
6702 check for -fpic and DARWIN_ABI to config/rs6000/darwin.h
6703 (rs6000_legitimize_reload_address): Add case for loading floating in
6704 dynamic-no-pic.
6705 (rs6000_emit_move): Add case for dynamic-no-pic. Change reference
6706 of flag_pic to MACHOPIC_INDIRECT.
6707 (secondary_reload_class): Conditional change the reference of
6708 flag_pic to MACHOPIC_INDIRECT.
6709 (rs6000_output_mi_thunk): Change reference of flag_pic to
6710 MACHOPIC_INDIRECT.
6711 (output_profile_hook): Likewise.
6712 (machopic_output_stub): Non-pure (dynamic-no-pic) is now supported.
6713 * config/rs6000/rs6000.md (movdf_low): Add the case for
6714 MACHO_DYNAMIC_NO_PIC_P.
6715 (call): Change references for flag_pic in TARGET_MACHO to
6716 MACHOPIC_INDIRECT.
6717 (SUBTARGET_OVERRIDE_OPTIONS): Add case where -fpic is on and
6718 -mdynamic-no-pic is on. Also move case for -fpic from rs6000.c.
6719 * doc/invoke.texi (-mdynamic-no-pic): Document.
6721 2003-03-10 Devang Patel <dpatel@apple.com>
6723 PR c++/9394
6724 * gcc.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
6725 (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
6726 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Add.
6727 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add.
6728 * cppspec.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
6729 (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
6731 2003-03-10 Steven Bosscher <s.bosscher@student.tudelft.nl>
6733 PR optimization/7189
6734 * toplev.c (rest_of_compilation): Move
6735 check_function_return_warnings up to just after
6736 delete_unreachable_blocks.
6738 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
6740 * config/m68hc11/m68hc11.h (HARD_REGNO_RENAME_OK): Define.
6741 * config/m68hc11/m68hc11-protos.h (m68hc11_hard_regno_rename_ok):
6742 Declare.
6743 * config/m68hc11/m68hc11.c (m68hc11_hard_regno_rename_ok): New function
6744 for reg rename optimization to avoid using Z and Y registers.
6746 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
6748 * config/m68hc11/m68hc11.md ("*addhi3_68hc12"): Accept any constant
6749 when adding to X and Y since leax/leay are fast.
6750 ("*addhi3"): Accept 'I' constraint when adding to address register.
6751 ("rotlhi3"): Operand 1 must be a register_operand.
6752 (peephole2): New peephole to optimize some adds.
6753 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_P): Use 'I' constraint
6754 to represent -2 .. 2 small integer range.
6756 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
6758 * config/m68hc11/m68hc11.c (m68hc11_gen_rotate): Set carry before
6759 each 16-bit rotation.
6761 2003-03-10 Zack Weinberg <zack@codesourcery.com>
6763 * c-opts.c (add_prefixed_path): Don't use concat. When
6764 prefixing with cpp_GCC_INCLUDE_DIR, copy only the first
6765 cpp_GCC_INCLUDE_DIR_len characters.
6767 2003-03-10 Segher Boessenkool <segher@koffie.nl>
6769 * testsuite/gcc.dg/altivec-9.c: New file.
6771 * config/rs6000/rs6000.c (altivec_frame_fixup): Remove.
6772 (rs6000_emit_prologue): Use rs6000_frame_related instead.
6774 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
6776 * config/rs6000/spe.h: Define __ev64_*64__ to use single element
6777 vectors.
6778 (__ev_convert_u64): Remove macro. Define as inline.
6779 (__ev_convert_s64): Same.
6781 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
6783 * config/rs6000/rs6000.h (DWARF_FRAME_REGISTERS): Define.
6784 (rs6000_stack_t): Add spe_64bit_regs_used.
6786 * config/rs6000/rs6000.c (rs6000_stack_info): Calculate
6787 spe_64bit_regs_used, and use it to determine the size of the
6788 frame.
6789 (spe_func_has_64bit_regs_p): New.
6790 (spe_synthesize_frame_save): New.
6791 (rs6000_frame_related): Handle SPE synthetic registers.
6792 (rs6000_emit_prologue): Only save in 64-bits if the function used
6793 any registers in 64-bit mode.
6794 (rs6000_emit_epilogue): Same, but for restore.
6796 2003-03-10 Richard Earnshaw <rearnsha@arm.com>
6798 * arm.h (enum floating_point_type): Delete. Replace with...
6799 (enum fputype): ... new.
6800 (FPUTYPE_DEFAULT): Renamed from FP_DEFAULT. Values reworked.
6801 * linux-elf.h (FPUTYPE_DEFAULT): Likewise.
6802 * arm.md (attr fpu): Reworked for new underlying enum values.
6803 * arm.c (arm_fpu_arch): Now enum fputype.
6804 (arm_fpu_tune): Renamed from arm_fpu. Now enum fputype.
6805 (arm_override_options, arm_output_epilogue, arm_expand_prologue):
6806 Update uses of arm_fpu_arch and arm_fpu_tune.
6808 2003-03-10 Josef Zlomek <zlomekj@suse.cz>
6810 * cfgcleanup.c (outgoing_edges_match): Compare the jump tables.
6811 (try_crossjump_to_edge): Replace refereces to one jump table by
6812 references to identical jump table.
6813 * loop.c (load_mems): Moved setting the JUMP_LABEL to replace_label.
6814 (replace_label): Moved to rtlanal.c.
6815 (struct rtx_pair): Moved to rtl.h.
6816 * rtl.h (struct rtx_pair): Moved from loop.c.
6817 (replace_label): New extern function.
6818 (subrtx_p): New extern function.
6819 (tablejump_p): New extern function.
6820 * rtlanal.c (replace_label): Moved from loop.c.
6821 (subrtx_p_1): New static function.
6822 (subrtx_p): New function.
6823 (tablejump_p): New function.
6825 2003-03-10 Jan Hubicka <jh@suse.cz>
6827 * cfgcleanup.c (try_optimize_cfg): Fix thinko in previous patch.
6829 * cfgcleanup.c (merge_blocks): Return where to iterate next.
6830 (try_optimize_cfg): Use return value of merge_blocks
6832 2003-03-10 Michael Matz <matz@suse.de>
6834 * cfg.c (unchecked_make_edge): New.
6835 (cached_make_edge): Use it.
6836 * basic-block.h (unchecked_make_edge): Declare.
6837 * cfglayout.c (cfg_layout_duplicate_bb): Use it.
6839 2003-03-10 Richard Earnshaw <rearnsha@arm.com>
6841 * fpa.md: New file. Move all patterns relating to FPA co-processor
6842 to here...
6843 * arm.md: ... from here.
6844 (cirrus.md, fpa.md): Include at end of description.
6845 (divsf3, divdf3, modsf3, movdf3, sqrtsf2, sqrtdf2): New expands.
6846 (pic_load_addr_based): Remove register constraint from expander.
6847 (seq, sne, sgt, sle, slt, sge, sgeu, sleu, sgtu, sltu, sunordered)
6848 (sordered, sungt, sunle, sunge, sunlt): Likewise.
6849 (eh_epilogue, tablejump): Likewise.
6851 2003-03-09 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6853 * tree.c (substitute_in_expr, case 'e'): Only make recursive call
6854 on operands if it has a PLACEHOLDER_EXPR.
6856 2003-03-09 David Edelsohn <edelsohn@gnu.org>
6857 Mostafa Hagog
6859 * config/rs6000/rs6000.md (movsi_update1): Add TARGET_UPDATE final
6860 condition.
6862 2003-03-09 Neil Booth <neil@daikokuya.co.uk>
6864 * config/frv/frv.h: Use TARGET_CPU_CPP_BUILTINS, not CPP_PREDEFINES.
6865 * config/ip2k/ip2k.h: Similarly.
6866 * config/m32r/m32r.h: Similarly.
6867 * config/m68hc11/m68hc11.h: Similarly.
6868 * config/mn10200/mn10200.h: Similarly.
6869 * config/mn10300/mn10300.h: Similarly.
6870 * config/pdp11/pdp11.h: Similarly.
6871 * config/v850/v850.h: Similarly.
6872 * config/rs6000/vxworks.h: Similarly for TARGET_OS_CPP_BUILTINS.
6873 * config/v850/retms.h: Similarly for TARGET_OS_CPP_BUILTINS.
6874 * config/mips/iris3.h: Remove #if 0 block.
6876 2003-03-09 Roger Sayle <roger@eyesopen.com>
6877 Joern Rennecke <joern.rennecke@superh.com>
6879 * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle
6880 pending argument upon return from handle_braces here.
6881 (do_spec_2): Instead handle it upon return from do_spec_1 here.
6883 2003-03-09 Roger Sayle <roger@eyesopen.com>
6884 Joern Rennecke <joern.rennecke@superh.com>
6886 * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle
6887 pending argument upon return from handle_braces here.
6888 (do_spec_2): Instead handle it upon return from do_spec_1 here.
6890 2003-03-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6892 * varasm.c (make_decl_one_only): Use declare_weak().
6894 2003-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6896 PR middle-end/9986
6897 * c-common.c (c_common_nodes_and_builtins): Initialize target builtins
6898 after the common builtins.
6899 * pa-hpux.h (DONT_HAVE_FPUTC_UNLOCKED): Define.
6900 * pa.c (TARGET_INIT_BUILTINS): Define.
6901 (pa_init_builtins): New function.
6903 * pa.md (call, call_value, sibcall, sibcall_value): When sufficient
6904 space has been allocated for the outgoing arguments, set the arg
6905 pointer for a call emitted after virtuals have been instantiated
6906 using the stack pointer offset, otherwise abort.
6908 2003-03-09 DJ Delorie <dj@redhat.com>
6910 * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH): Revert.
6912 2003-03-09 Richard Earnshaw <rearnsha@arm.com>
6914 * arm.md (fix_truncsfsi2, fix_truncdfsi2, arm_fix_truncsfsi2)
6915 (arm_fix_truncdfsi2): Add missing fix in floating point mode before
6916 conversion to integer.
6917 * cirrus.md (cirrus_truncsfsi2, cirrus_truncdfsi2): Likewise.
6919 2003-03-09 Roger Sayle <roger@eyesopen.com>
6921 * builtins.def: Fix typo and improve grammar.
6922 * loop-unroll.c (decide_peel_completely): Tidy log message.
6924 2003-03-09 Kazu Hirata <kazu@cs.umass.edu>
6926 * config/h8300/h8300.md (*tstsi_upper_bit): New.
6927 (*iorsi3_e2f): Likewise.
6929 2003-03-08 Kazu Hirata <kazu@cs.umass.edu>
6931 * config/h8300/h8300.c (h8300_and_costs): Return the number of
6932 assembly instructions needed.
6933 (h8300_shift_costs): Likewise.
6935 2003-03-09 Hans-Peter Nilsson <hp@bitrange.com>
6937 * config/cris/aout.h (ENDFILE_SPEC): Undef.
6939 * optabs.c (gen_move_insn): Move logic for synthesizing MODE_CC
6940 moves from here ...
6941 * expr.c (emit_move_insn_1): ... to here.
6943 * config/cris/aout.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__AOUT__ to...
6944 (TARGET_OS_CPP_BUILTINS): New macro.
6945 * config/cris/cris.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__ELF__ to...
6946 (TARGET_OS_CPP_BUILTINS): New macro.
6947 (CPP_PREDEFINES): Don't define. Move old definitions and...
6948 (CPP_SPEC): ...move -D__CRIS_ABI_version=2 to...
6949 (TARGET_CPU_CPP_BUILTINS): New macro.
6950 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Move constant
6951 definitions and the optional __PIC__, __pic__ and
6952 __NO_UNDERSCORES__ definitions to...
6953 (TARGET_OS_CPP_BUILTINS): New macro.
6955 * flags.h (flag_leading_underscore): Declare.
6957 * c-opts.c (c_common_post_options): On fopen failure, return
6958 false, not NULL.
6960 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
6962 * config/cris/cris_abi_symbol.c: #include tconfig.h and tm.h, not
6963 config.h.
6964 * config/cris/cris.h (HAVE_GAS_HIDDEN): Don't define here.
6965 * config/cris/aout.h (HAVE_GAS_HIDDEN): Undef.
6967 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
6969 * config/sh/rtemself.h (TARGET_OS_CPP_BUILTINS): Use instead of
6970 CPP_PREDEFINES.
6971 * config/sh/rtems.h (TARGET_OS_CPP_BUILTINS): Use instead of
6972 CPP_PREDEFINES.
6974 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
6976 * c-common.h (c_common_init, c_common_post_options): Update.
6977 * c-objc-common.c (c_objc_common_init): Update for new prototype.
6978 * c-opts.c (saved_lineno): New.
6979 (c_common_post_options, c_common_init): Update prototypes,
6980 move call to cpp_read_main_file from latter to former.
6981 * c-tree.h (c_ojbc_common_init): Update.
6982 * langhooks-def.h (lhd_post_options): New.
6983 (LANG_HOOKS_INIT, LANG_HOOKS_POST_OPTIONS): Update.
6984 * langhooks.c (lhd_post_options): New.
6985 * langhooks.h (struct lang_hooks): Update post_options and init hooks.
6986 * toplev.c (no_backend): New.
6987 (process_options): Call post_options hook and set main_input_filename
6988 and input_filename here.
6989 (lang_dependent_init, do_compile): post_options hook moved to
6990 process_options.
6991 * objc/objc-act.c (objc_init): Update prototype.
6992 * objc/objc-act.h (objc_init): Update prototype.
6994 2003-03-08 Roger Sayle <roger@eyesopen.com>
6996 * emit-rtl.c (gen_lowpart): Don't attempt to load a part of
6997 a complex or vector type, using a load in the original mode.
6999 2003-03-08 Jan Hubicka <jh@suse.cz>
7001 * Makefile.in (cgraph.o): Depend on gt-cgraph.h and varray.h.
7002 * gt-cgraph.h: New GC file.
7003 * cgraph.c (known_fns): New static variable.
7004 (cgraph_node): Add the decl into varray.
7006 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
7008 * config/mmix/mmix.md ("*movcc_expanded"): Add missing alternatives.
7010 2003-03-08 Richard Earnshaw <rearnsha@arm.com>
7012 * arm.c (fpa_rhs_operand, fpa_add_operand, const_double_rtx_ok_for_fpa)
7013 (neg_const_double_ok_for_fpa, output_mov_long_double_fpa_from_arm)
7014 (output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm)
7015 (output_mov_double_arm_from_fpa): Renamed to use fpa instead of fpu.
7016 All callers changed.
7017 * arm.md, arm.h, arm-protos.h: Updated.
7019 * arm.h (enum reg_class FPA_REGS): Renamed from FPU_REGS.
7020 (CLASS_MAX_NREGS, REGISTER_MOVE_COST, REG_CLASS_FROM_LETTER): Updated.
7021 * arm.c (arm_regno_class, f_register_operand): Updated.
7023 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
7025 * config/cris/cris.h: Remove EGCS references.
7026 (CPP_SPEC): Remove "-$".
7027 (INIT_CUMULATIVE_ARGS): Adjust parameter name to FNDECL.
7029 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
7031 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Use in
7032 preference to CPP_PREDEFINES.
7034 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
7036 * cppinit.c (cpp_finish_options): Set first_unused_line to -1.
7038 2003-03-08 Kazu Hirata <kazu@cs.umass.edu>
7040 * config/h8300/h8300.md (*extzv_16_8): New.
7042 2003-03-08 Jan Hubicka <jh@suse.cz>
7044 * c-decl.c: (finish_function): Update call of tree_inlinable_function_p.
7045 * cgraph.h: (cgraph_local_info): Add can_inline_once
7046 (cgraph_global_info): Add inline_once.
7047 (cgraph_node): Add previous.
7048 (cgraph_remove_node): New.
7049 * cgraphunit.c (cgraph_mark_functions_to_inline_once): New static
7050 function.
7051 (cgraph_optimize): Call it.
7052 (cgraph_finalize_function): Set inlinable flags.
7053 (cgraph_finalize_compilation_unit): Actually remove the reclaimed nodes.
7054 (cgraph_mark_functions_to_output): Use new inlining heuristics flags.
7055 (cgraph_expand_function): Likewise.
7056 * cgraph.c
7057 (cgraph_node): Put nodes into doubly linked chain.
7058 (cgraph_remove_node): New function.
7059 * flags.h (flag_inline_functions_called_once): Declare.
7060 * tree-inline.c: Include cgraph.h
7061 (inlinable_functions_p): Add extra argument to bypass limits.
7062 (expand_call_inline): Obey cgraph flag.
7063 * tree-inline.h (tree_inlinable_function_p): Update prototype.
7065 2003-03-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7067 * gcse.c (bypass_block, bypass_conditional_jumps): Do not create
7068 irreducible loops.
7070 * loop-unroll.c (unroll_loop_runtime_iterations): Update irreducible
7071 loops info correctly.
7073 2003-03-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7075 PR middle-end/7796
7076 * unroll.c (calculate_giv_inc): Handle constants being
7077 loaded with LSHIFTRT.
7079 2003-03-07 David Edelsohn <edelsohn@gnu.org>
7081 * config/rs6000/rs6000.c (processor_target_table): Do not disable
7082 GP optional instructions on Power3, Power4, 620, and 630.
7084 2003-03-07 Kazu Hirata <kazu@cs.umass.edu>
7086 * calls.c: Fix comment formatting.
7087 * cfgloopanal.c: Likewise.
7088 * cfgloopmanip.c: Likewise.
7089 * combine.c: Likewise.
7090 * dwarf2out.c: Likewise.
7091 * ggc-common.c: Likewise.
7092 * langhooks.c: Likewise.
7093 * loop-unroll.c: Likewise.
7094 * loop.c: Likewise.
7095 * ra-build.c: Likewise.
7096 * sbitmap.c: Likewise.
7097 * toplev.c: Likewise.
7099 2003-03-07 James E Wilson <wilson@tuliptree.org>
7101 * config/sh/sh.h (HARD_REGNO_NREGS): Round up the XD register count.
7103 2003-03-07 Geoffrey Keating <geoffk@apple.com>
7105 * objc/lang-specs.h (objective-c-header): Use .gch not .pch;
7106 support -no-integrated-cpp.
7108 * c-pch.c (get_ident): Use c_language_kind and flag_objc rather
7109 than langhooks.name.
7111 2003-03-07 Michael Matz <matz@suse.de>
7113 * df.h (enum df_ref_flags.DF_REF_STRIPPED): New.
7114 (DF_FOR_REGALLOC): New.
7115 * df.c (df_ref_record): Set DF_REF_STRIPPED.
7116 (read_modify_subreg_p): Simplify.
7117 (df_def_record_1, df_uses_record): Set DF_REF_MODE_CHANGE more often.
7118 Use DF_FOR_REGALLOC.
7119 * ra.h (struct web): New member subreg_stripped.
7120 (invalid_mode_change_regs): Declare.
7121 * ra.c (invalid_mode_change_regs): New.
7122 (init_ra): Initialize it.
7123 * ra-build.c (init_one_web_common, remember_web_was_spilled): Use it.
7124 Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
7125 (reinit_one_web, parts_to_web_1): Deal with subreg_stripped.
7126 * ra-colorize.c (colorize_one_web): Use invalid_mode_change_regs.
7127 Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
7129 2003-03-07 Richard Earnshaw <rearnsha@arm.com>
7131 * arm.md (addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, negsf2)
7132 (negdf2, abssi2, abssf2, absdf2, floatsisf2, floatsidf2)
7133 (fix_truncsfsi2, fix_truncdfsi2, truncdfsf2): Moved back into main
7134 machine description file from ...
7135 * cirrus.md: ... here.
7137 2003-03-06 Kazu Hirata <kazu@cs.umass.edu>
7139 * config/h8300/h8300.md (a peephole2): Don't use
7140 reg_overlap_mentioned_p.
7142 2003-03-06 Geoffrey Keating <geoffk@apple.com>
7144 * c-pch.c: Include langhooks.h.
7145 (IDENT_LENGTH): New.
7146 (get_ident): New.
7147 (pch_ident): Delete.
7148 (pch_init): Use get_ident, IDENT_LENGTH.
7149 (c_common_valid_pch): Likewise. Also, use actual language
7150 in warning message.
7151 * Makefile.in (c-pch.o): Add langhooks.h to dependencies.
7153 * objc/config-lang.in (gtfiles): Add objc-act.c. Remove duplicate
7154 c-parse.in.
7155 * objc/Make-lang.in (objc/objc-act.o): Add dependency on
7156 gt-objc-objc-act.h.
7157 (gt-objc-objc-act.h): New rule.
7158 * objc/lang-specs.h: Support PCH.
7159 * objc/objc-act.c: Include gt-objc-objc-act.h.
7160 (objc_add_static_instance): Move num_static_inst out, mark for PCH.
7161 (build_selector_reference_decl): Move idx out, mark for PCH.
7162 (build_class_reference_decl): Likewise.
7163 (build_objc_string_decl): Move *_idx out, mark for PCH.
7164 (build_tmp_function_decl): Move xxx out, mark for PCH.
7166 2003-03-06 Dale Johannesen <dalej@apple.com>
7168 * config/rs6000/rs6000.c (rs6000_binds_local_p): Consider
7169 global functions for inlining on Darwin.
7171 2003-03-06 Vladimir Makarov <vmakarov@redhat.com>
7173 * haifa-sched.c (schedule_block): Don't call reorder when sorting
7174 is prohibited.
7176 2003-03-06 Neil Booth <neil@daikokuya.co.uk>
7178 * Makefile.in (c-ppoutput.o): Update.
7179 * c-common.h (init_pp_output): New.
7180 (preprocess_file): Update.
7181 * c-lex.c (init_c_lex): Move mbchar initialization to cpplib.
7182 Register builtins.
7183 * c-opts.c (c_common_init): Call init_pp_output if preprocessing.
7184 Make call to cpp_read_main_file common to whether preprocessing
7185 or not. Don't register builtins.
7186 * c-ppoutput.c: Include c-pragma.h.
7187 (setup_callbacks): Rename init_pp_output.
7188 (preprocess_file): No longer setup callbacks or call
7189 cpp_read_main_file.
7190 * cpphash.h (_cpp_init_mbchar): New.
7191 * cppinit.c (init_library): Call _cpp_init_mbchar.
7192 * cpplex.c (_cpp_init_mbchar): New.
7194 2003-03-06 Roger Sayle <roger@eyesopen.com>
7196 * emit-rtl.c (gen_lowpart): When requesting the low-part of a
7197 MEM, try loading the MEM into a register and taking the low-part
7198 of that, to help CSE see the use of the MEM in its true mode.
7200 2003-03-05 Tom Tromey <tromey@redhat.com>
7202 * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH):
7203 Define.
7205 2003-03-05 Nick Clifton <nickc@cambridge.redhat.com>
7207 * config/stormy16/stormy16.md ("*eqbranchsi"): Remove '+' on
7208 operand 2.
7209 ("*ineqbranchsi"): Likewise.
7211 2003-03-05 Andrew Haley <aph@cambridge.redhat.com>
7213 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Delete
7214 mem_fake_push_rtx. Instead construct a SEQUENCE to show the
7215 register store followed by a stack increment.
7217 2003-03-05 Chris Moller <cmoller@redhat.com>
7219 * config/stormy16/stormy16.c (REG_NEEDS_SAVE): added a term
7220 to inhibit saving CARRY_REGS.
7222 * config/stormy16/stormy16.c (xs_hi_general_operand):
7223 added predicate to detect and error-out on out-of-range
7224 const_ints for movhi.
7225 * config/stormy16/stormy16.md (movhi): use
7226 xs_hi_general_operand.
7228 * config/stormy16/stormy16.c (xstormy16_expand_prologue):
7229 added a check for local vbl size overflow.
7230 * config/stormy16/stormy16.c (xs_hi_nonmemory_operand):
7231 added predicate to detect and error-out on out-of-range
7232 const_ints for addhi and subhi.
7233 * config/stormy16/stormy16.md (addhi3, addchi4, addchi5,
7234 subhi3, subchi4, subchi5): used xs_hi_nonmemory_operand.
7236 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7237 add a term to accept PRE_MODIFY addresses.
7238 * config/stormy16/stormy16.c (xstormy16_expand_move):
7239 add code to expand PRE_MODIFY addresses to an add followed
7240 by a move.
7242 2003-03-06 Jason Merrill <jason@redhat.com>
7244 * tree-inline.c (inlinable_function_p): Revert earlier change
7245 pending investigation.
7247 2003-03-06 Kazu Hirata <kazu@cs.umass.edu>
7249 * config/h8300/h8300.md (a new peephole2): New.
7251 2003-03-06 Jan Hubicka <jh@suse.cz>
7253 * cgraph.c (cgraph_node): Do not confuse nested functions and methods.
7255 2003-03-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7257 * dwarf2out.c (size_of_die): Compute size of external reference to
7258 die correctly.
7260 2003-03-06 Hans-Peter Nilsson <hp@bitrange.com>
7262 * config/mmix/mmix.md ("*movcc_expanded"): New pattern.
7263 ("movcc", "movcc_uns", "movcc_fp", "movcc_fpeq", "movcc_fun"): New
7264 expanders.
7266 2003-03-05 Roger Sayle <roger@eyesopen.com>
7268 * expr.h (lang_expand_expr): Delete obsolete prototype.
7270 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
7272 * emit-rtl.c (gen_highpart_mode): Fix a comment typo.
7274 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
7276 * config/h8300/h8300.md (a peephole2): Generalize to
7277 accept a memory operand.
7279 2003-03-05 Olivier Hainque <hainque@act-europe.fr>
7281 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '+'.
7282 * config/alpha/alpha.c (print_operand, case '+'): New.
7283 * config/alpha/alpha.md (call_osf_1_noreturn): Document and use.
7284 (call_value_osf_1_noreturn): Likewise.
7286 2003-03-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7288 * stmt.c (fixup_gotos): Change meaning of DONT_JUMP_IN.
7289 (expand_end_bindings): Likewise.
7291 2003-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7293 * pa.md (return_external_pic): Add !TARGET_PA_20 to constraint.
7294 (epilogue): Don't generate return_external_pic when emitting PA 2.0
7295 code.
7297 2003-03-05 Aldy Hernandez <aldyh@redhat.com>
7299 * doc/tm.texi: Document TARGET_DWARF_REGISTER_SPAN.
7301 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): New.
7303 * hooks.c (hook_rtx_rtx_null): New.
7305 * hooks.h (hook_rtx_rtx_null): Protoize.
7307 * target-def.h (TARGET_DWARF_REGISTER_SPAN): New macro.
7308 (TARGET_INITIALIZER): Add TARGET_DWARF_REGISTER_SPAN.
7310 * target.h (struct gcc_target): Add dwarf_register_span.
7312 * dwarf2out.c (multiple_reg_loc_descriptor): New.
7313 (one_reg_loc_descriptor): New.
7314 (reg_loc_descriptor): Add support for values that span more than
7315 one register.
7317 2003-03-05 Jan Hubicka <jh@suse.cz>
7319 * Makefile.in (calls.o, toplev.o alias.o): Depend on cgraph.h
7320 * alias.c: Include cgraph.h
7321 (mark_constant_function): Use cgraph_rtl_info.
7322 * calls.c: Include cgraph.h
7323 (flags_from_decl_or_type): Use cgraph_rtl_info to find pure and const
7324 calls.
7325 (expand_call): Use cgraph_rtl_info to set preferred stack boundary.
7326 * cgraph.c (cgraph_rtl_info): New function.
7327 * cgraph.h (cgraph_rtl_info): Declare
7328 (cgraph_rtl_info): Likewise.
7329 * function.h (struct function): Add recursive_call_emit.
7330 * toplev.c: Include cgraph.h.
7331 (rest_of_compilation): Set preferred_incoming_stack_boundary.
7333 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
7335 * config/h8300/h8300.c (output_simode_bld): Clear the
7336 destination first if possible.
7337 * config/h8300/h8300.md (extzv_1_r_h8300hs): Add an
7338 alternative.
7339 (extzv_1_r_inv_h8300hs): Likewise.
7341 2003-03-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7343 * basic-block.h (EDGE_IRREDUCIBLE_LOOP, EDGE_ALL_FLAGS): New.
7344 * cfg.c (dump_edge_info): Add EDGE_IRREDUCIBLE_LOOP flag dump.
7345 * cfgloop.c (flow_loop_free): Made global.
7346 (establish_preds): New static function.
7347 (flow_loop_tree_node_add): Handle subloops of added loop correctly.
7348 (get_loop_exit_edges): New.
7349 (verify_loop_structure): Verify EDGE_IRREDUCIBLE_LOOP flags.
7350 * cfgloop.h (flow_loop_free, get_loop_exit_edges, unloop): Declare.
7351 * cfgloopanal.c (mark_irreducible_loops): Mark edges in irreducible
7352 loops.
7353 * cfgloopmanip.c (loop_delete_branch_edge): Allow to test for
7354 removability of an edge.
7355 (fix_irreducible_loops): New static function.
7356 (find_path, remove_path): Add ability to remove enclosing loops.
7357 (unloop): New.
7358 (copy_bbs, duplicate_loop_to_header_edge): Use EDGE_IRREDUCIBLE_LOOP
7359 flags.
7360 * cfgrtl.c (verify_flow_info): Handle EDGE_IRREDUCIBLE_LOOP flag.
7361 * loop-unroll.c (peel_loops_completely): Do not duplicate loop if
7362 not neccessary.
7363 (decide_peel_completely, peel_loops_completely): Allow complete peeling
7364 of non-duplicable once rolling loops.
7365 * loop-unswitch.c (unswitch_loop): Update EDGE_IRREDUCIBLE_LOOP flags.
7367 2003-03-05 J"orn Rennecke <joern.rennecke@superh.com>
7369 * sh.h (OVERRIDE_OPTIONS): For TARGET_SHMEDIA, the minimum value
7370 for align_jumps is 4.
7372 (SECONDARY_INPUT_RELOAD_CLASS): If reloading a PLUS into FPUL,
7373 use GENERAL_REGS.
7375 2003-03-05 Stephane Carrez <stcarrez@nerim.fr>
7377 * config/m68hc11/m68hc11.h (PAD_VARARGS_DOWN): Define and return
7378 according to va_arg type.
7379 (EXPAND_BUILTIN_VA_ARG): Remove.
7380 * config/m68hc11/m68hc11.c (m68hc11_va_arg): Remove.
7381 * config/m68hc11/m68hc11-protos.h (m68hc11_va_arg): Remove.
7383 2003-03-05 David Edelsohn <edelsohn@gnu.org>
7385 * config/rs6000/rs6000.c (rs6000_variable_issue): Remove unnecessary
7386 else clauses.
7388 2003-03-05 Michael Matz <matz@suse.de>
7390 * i386/i386.c (ix86_save_reg): Also test
7391 current_function_uses_const_pool.
7393 2003-03-05 Michael Matz <matz@suse.de>
7395 * unwind.h: Add the GPL exception.
7396 * Makefile.in (USER_H): Add unwind.h.
7398 2003-03-05 Eric Botcazou <ebotcazou@libertysurf.fr>
7400 PR c/9799
7401 * c-typeck.c (push_init_level): Add sanity check.
7403 2003-03-05 Jan Hubicka <jh@suse.cz>
7405 * toplev.c (rest_of_compilation): Deffer RTL compilation only when
7406 RTL inlining is done.
7408 * cgraphunit.c (cgraph_mark_local_functions): New local function.
7409 (cgraph_optimize): Mark local functions.
7410 * i386-protos.h (init_cumulative_args): Update prototype.
7411 * i386.c (init_cumulative_args): Use register passing convention for
7412 local functions.
7414 * cgraph.c (cgraph_global_info_ready): New global variable
7415 (cgraph_local_info, cgraph_global_info): New functions.
7416 * cgraph.h (struct cgraph_local_info, cgraph_global_info): New
7417 structures.
7418 (cgraph_local_info, cgraph_global_info, cgraph_global_info_ready):
7419 Declare.
7420 * cgraphunit.c (cgraph_finalize_function): Set inline_many.
7421 (cgraph_mark_functions_to_output): Use inline_many.
7422 (cgraph_expand_function): Free DECL_SAVED_TREE uncondtionally.
7423 (cgraph_expand_functions): Expand inline functions last.
7424 (cgraph_optimize): Do not emit uneeded functions.
7426 2003-03-04 Steve Ellcey <sje@cup.hp.com>
7428 * expr.c (convert_modes): Check for legal hard register.
7430 2003-03-04 Tom Tromey <tromey@redhat.com>
7432 * doc/sourcebuild.texi (Front End Directory): Document tags.
7433 * configure: Rebuilt.
7434 * configure.in (target_list): Added tags.
7435 * Makefile.in (TAGS): Depend on lang.clean. Include subdirectory
7436 TAGS files by reference.
7437 * objc/Make-lang.in (objc.tags): New target.
7439 2003-03-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7441 * gcov-io.h (gcov_save_position, gcov_reserve_length, gcov_resync,
7442 gcov_skip, gcov_skip_string, gcov_write_unsigned, gcov_write_counter,
7443 gcov_write_string, gcov_read_unsigned, gcov_read_counter,
7444 gcov_read_string, gcov_write_length): Modified to enable reading/
7445 writing of whole .da file just once.
7446 (da_file_open, da_file_close, da_file_eof, da_file_error,
7447 da_file_position, da_file_seek, da_file_write, da_file_read): New
7448 functions.
7449 (actual_da_file, actual_da_file_position, actual_da_file_length,
7450 actual_da_file_buffer, actual_da_file_buffer_size): New static
7451 functions.
7452 * libgcov.c (gcov_exit): Modified to read/write the whole .da file at
7453 just once.
7456 2003-03-04 Andreas Schwab <schwab@suse.de>
7458 * config/m68k/m68k.c (m68k_output_function_prologue): Fix CFA
7459 offset without frame pointer.
7461 2003-03-04 Steve Ellcey <sje@cup.hp.com>
7463 * expr.c (expand_expr): Call promote_mode to set unsignedp.
7465 2003-03-04 Daniel Jacobowitz <drow@mvista.com>
7467 * configure.in: Don't always define TARGET_SYSTEM_ROOT.
7468 * configure: Regenerated.
7469 * gcc.c: Check whether TARGET_SYSTEM_ROOT is defined.
7471 2003-03-04 Andreas Jaeger <aj@suse.de>
7473 * configure.in: Check for <memcheck.h>.
7474 * configure: Regenerated.
7476 * config.in: Define HAVE_MEMCHECK_H.
7478 * ggc-common.c: Use <memcheck.h> if available instead of
7479 <valgrind.h>.
7480 * ggc-page.c: Likewise.
7481 * cppfiles.c: Likewise.
7483 2003-03-04 Kazu Hirata <kazu@cs.umass.edu>
7485 * config/h8300/h8300.md (*extzv_8_8): Fix cc and lengths.
7487 2003-03-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7489 PR c/9262
7490 * c-typeck.c (do_case): Attach the first case label to the SWITCH_BODY.
7491 (c_finish_case): Rechain the next statements to the SWITCH_STMT.
7493 2003-03-04 Jan Hubicka <jh@suse.cz>
7495 * doc/invoke.texi: Document that unit-at-a-time is enabled for -O3
7496 * toplev.c (parse_options_and_default_flags): Enable flag_unit_at_a_time
7497 for -O3.
7499 2003-03-04 Nathanael Nerode <neroden@gcc.gnu.org>
7501 * configure.in: Delete three unused variables. Move a variable
7502 definition closer to its use. Simplify use_collect2 logic. Start to
7503 organize. Simplify tests for in-tree gas and ld.
7504 * configure: Regenerate.
7506 2003-03-04 Neil Booth <neil@daikokuya.co.uk>
7508 * Makefile.in: Update.
7509 * c-common.c (flag_no_line_commands, flag_no_output,
7510 flag_dump_macros, flag_dump_includes): New.
7511 * c-common.h (flag_no_line_commands, flag_no_output,
7512 flag_dump_macros, flag_dump_includes, preprocess_file): New.
7513 (init_c_lex): Update prototype.
7514 * c-lex.c (init_c_lex): Update prototype; move some code to
7515 c_common_init.
7516 * c-opts.c (preprocess_file): Subsume into c_common_init.
7517 (c_common_decode_option): Update flags.
7518 (c_common_init): Move code from preprocess_file and init_c_lex.
7519 (sanitize_cpp_opts): Update.
7520 * c-ppoutput.c: New, cppmain.c almost verbatim.
7521 * cpphash.h (struct printer): Remove.
7522 (struct cpp_reader): Remove print.
7523 * cpplib.h (dump_none, dump_only, dump_names, dump_definitions,
7524 cpp_preprocess_file): Remove.
7525 (struct cpp_options): Remove no_output, no_line_commands, dump_macros
7526 and dump_includes.
7527 * cppmain.c: Remove.
7528 * doc/passes.texi: Update.
7530 2003-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7532 * function.c (STACK_ALIGNMENT_NEEDED): New macro. Default to 1.
7533 (assign_stack_local_1): Perform overall stack alignment only when
7534 STACK_ALIGNMENT_NEEDED is non-zero.
7535 * doc/tm.texi (STACK_ALIGNMENT_NEEDED): Document.
7537 * pa.c (compute_frame_size): Rename fsize to size. Account for
7538 alignment to a word boundary before general register save block. Only
7539 account for double-word alignment before floating point register save
7540 block if one or more are saved. Don't allocate space for %r3 when
7541 frame pointer is needed.
7542 (hppa_expand_prologue): Include alignment to word boundary in local
7543 frame size.
7544 * pa.h (STARTING_FRAME_OFFSET): Define to 8 on both 32 and 64-bit ports.
7545 (STACK_ALIGNMENT_NEEDED): Define.
7547 2003-03-04 Kevin Buettner <kevinb@redhat.com>
7549 * dwarf2out.c (rtl_for_decl_location): Don't return NULL_RTX for
7550 global register variables.
7552 2003-03-04 Alexandre Oliva <aoliva@redhat.com>
7554 * reload.c (reload_adjust_reg_for_mode): New function.
7555 (subst_reloads): Call it.
7556 (operands_match_p): Adjust registers using HARD_REGNO_NREGS.
7557 * reload.h (reload_adjust_reg_for_mode): Declare.
7558 * reload1.c (emit_input_reload_insns, emit_output_reload_insns):
7559 Call it.
7561 2003-03-03 James E Wilson <wilson@tuliptree.org>
7563 * optabs.c (add_equal_note): Delete SUBREG_REG use.
7564 Fixes PR c/7872.
7566 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7568 * config/h8300/h8300.md (*ixorsi3_ashift_16): New.
7569 (*ixorsi3_lshiftrt_16): New.
7570 (*iorsi3_ashift_16): Remove.
7572 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7574 * config/h8300/h8300.md (*extzv_8_8): Use '?' to simplify the
7575 pattern.
7577 2003-03-03 Geoffrey Keating <geoffk@apple.com>
7579 * doc/install.texi (Specific): Update entry for powerpc-darwin.
7581 2003-03-03 Richard Henderson <rth@redhat.com>
7583 * config/ia64/ia64.h (HAVE_AS_LTOFFX_LDXMOV_RELOCS): Default to 0.
7585 2003-03-03 David Edelsohn <edelsohn@gnu.org>
7587 * config/rs6000/rs6000.c (rs6000_multipass_dfa_lookahead): Delete.
7588 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Delete.
7589 (rs6000_variable_issue): Do not return negative value.
7590 (rs6000_issue_rate): Uniformly set issue rate to 1 for first
7591 scheduling pass.
7593 2003-03-03 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7595 * dwarf2out.c (dwarf2out_finish): Swap order of break_out_includes and
7596 prune_unused_types calls.
7598 2003-03-03 Jason Merrill <jason@redhat.com>
7600 * tree-inline.c (find_builtin_longjmp_call): Save and restore
7601 lineno and input_filename.
7602 (find_alloca_call): Likewise.
7603 (inlinable_function_p): Run the langhook earlier.
7605 * calls.c (compute_argument_addresses): Give the new MEMs a
7606 minimum alignment of PARM_BOUNDARY.
7608 2003-03-03 J"orn Rennecke <joern.rennecke@superh.com>
7610 * config/sh/sh.h (EXTRA_SPECS): Add subtarget_asm_relax_spec and
7611 subtarget_asm_isa_spec.
7612 (SUBTARGET_ASM_RELAX_SPEC, SUBTARGET_ASM_ISA_SPEC): Define.
7613 (ASM_SPEC): Define as SH_ASM_SPEC.
7614 (SH_ASM_SPEC): New; take the role of ASM_SPEC, but safe from svr4.h.
7615 Use subtarget_asm_relax_spec and subtarget_asm_isa_spec.
7616 * config/sh/elf.h (ASM_SPEC): Use SH_ASM_SPEC.
7617 (SUBTARGET_ASM_ISA_SPEC): Undef / define.
7619 * sh.h (OVERRIDE_OPTIONS): Set default values for align_loops
7620 and align_jumps if not set.
7621 Force align_jumps to be at least 2.
7622 When relaxing, force align_functions to be at least the maximum of
7623 align_loops, align_jumps and 4.
7624 * sh.c (find_barrier, barrier_align): Honour align_jumps_log.
7625 (sh_loop_align): Honour align_loops_log.
7627 * sh.md (length attribute): Use prev_nonnote_insn instead of PREV_INSN
7628 to check for indirect_jump_scratch.
7629 (indirect_jump_scratch): Add second set.
7630 * sh.c (output_far_jump): Use prev_nonnote_insn instead of PREV_INSN
7631 when looking for indirect_jump_scratch.
7632 Extract scratch register taking new structure of indirect_jump_scratch
7633 into account.
7634 (gen_block_redirect): Set INSN_SCOPE for indirect_jump_scratch.
7636 2003-03-03 Jan Hubicka <jh@suse.cz>
7638 * calls.c (rtx_for_function_call): Take the address as an argument
7639 (expand_call): Do not modify the expression.
7641 * toplev.c (rest_of_compilation): Avoid cfg_cleanup calls when not
7642 optimizing.
7644 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7646 * config/h8300/h8300.md (*ixorsi3_zext_hi): Restrict to
7647 TARGET_H8300H and TARGET_H8300S.
7649 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7651 * config/h8300/h8300.md (a peephole2): New.
7653 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7655 * config/h8300/h8300.md (*extzv_8_8): Use shorter code when
7656 operands[0] and operands[1] are different.
7658 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7660 * reload1.c (reload_cse_move2add): Remove variable success.
7662 2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7664 * ggc-common.c (ggc_rlimit_bound): Cast RLIM_INFINITY to avoid
7665 warnings.
7667 2003-03-02 Richard Henderson <rth@redhat.com>
7669 * configure.in (HAVE_AS_LTOFFX_LDXMOV_RELOCS): New ia64 test.
7670 * config.in, configure: Rebuild.
7671 * config/ia64/ia64.c (ia64_ld_address_bypass_p): Accept lo_sum.
7672 * config/ia64/ia64.md (load_symptr): Use high/lo_sum for the
7673 paired ldtoffx and ldxmov annotations.
7674 (load_symptr_internal1): Remove.
7675 (load_symptr_high, load_symptr_low): New.
7677 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
7679 * c-incpath.c (add_path): Fix sysp assignment.
7681 2003-03-02 Kurt Garloff <garloff@suse.de>
7683 * params.def: Introduce parameter max-inline-insns-rtl for
7684 a separate limit for the RTL inliner.
7685 * params.h: Likewise.
7686 * integrate.c (function_cannot_inline_p): Use it.
7687 * toplev.c (decode_f_option): Set multiple parameters
7688 controlling inlining with -finline-limit.
7689 * params.def: Fix orthographic and typographic errors.
7690 * doc/invoke.texi: Document parameters controlling inlining
7691 and the way -finline-limit sets multiple of them.
7693 * tree.h (struct tree_decl): Introduce inlined_function_flag,
7694 recording whether the function became eligible for inlining
7695 by a compiler flag rather than the declaration.
7696 Provide DID_INLINE_FUNC macro to access it.
7697 * c-decl.c (grokdeclarator): Set DID_INLINE_FUNC.
7698 * cp/decl.c (grokfndecl): Likewise.
7699 * toplev.c (rest_of_compilation): Likewise.
7700 * cp/optimize (maybe_clone_body): Copy DID_INLINE_FUNC.
7701 * print-tree.c (print_node): Report it.
7702 * params.def: Introduce new max-inline-insns-auto limit.
7703 * params.h: Likewise.
7704 * tree-inline.c (inlinable_function_p): Apply it to functions
7705 with DID_INLINE_FUNC set.
7706 * toplev.c (decode_f_option): Initialize it from -finline-limit
7707 value.
7708 * doc/invoke.texi: Document new parameter.
7710 2003-03-02 Geoffrey Keating <geoffk@apple.com>
7712 * fix-header.c (read_scan_file): Don't reference simplify_path.
7714 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
7716 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't enable
7717 min/max instructions by default as may result in reload errors.
7719 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
7721 * config/m68hc11/m68hc11.md ("mulqi3"): Allow address register to
7722 avoid reload problems; define split for it.
7724 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
7726 * config/m68hc11/m68hc11.c (m68hc11_shift_operator): New function.
7727 * config/m68hc11/m68hc11-protos.h (m68hc11_shift_operator): Declare.
7728 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register.
7729 * config/m68hc11/m68hc11.md ("rotrhi3", "rotlhi3"): New patterns for
7730 rotatert and rotate.
7731 ("rotrhi3_const", "rotlhi3_const"): Rename of old 'rotrhi3' insns.
7732 ("*rotrhi3", "*rotlhi3"): New insn pattern for non-const rotatert.
7733 ("*rotrhi3_addr"): New split for shift insns on address register.
7734 ("*lshrhi3", "*ashrhi3", "*ashlhi3_2"): Use new split.
7735 * config/m68hc11/larith.asm (___rotlhi3): New asm function.
7736 (___rotrhi3): Likewise.
7737 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Build them.
7739 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
7741 * toplev.c (aux_base_name): Moved from toplev.h.
7742 (filename): Constify.
7743 (lang_dependent_init): Don't duplicate name.
7744 (process_options): Set aux_base_name here, not...
7745 (do_compile): ...here. Change protoype.
7746 (toplev_main): Move some code from do_compile.
7747 * toplev.h: Remove aux_base_name.
7749 2003-03-02 Kazu Hirata <kazu@cs.umass.edu>
7751 * config/h8300/h8300-protos.h: Add a prototype for
7752 iorxor_operator.
7753 * config/h8300/h8300.c (print_operand): Handle 'c'.
7754 (iorxor_operator): New.
7755 * config/h8300/h8300.h (PREDICATE_CODES): Add iorxor_operator.
7756 * config/h8300/h8300.md (*iorhi3_zext): Remove.
7757 (*iorsi3_zexthi): Likewise.
7758 (*iorsi3_zextsi): Likewise.
7759 (*xorhi3_zextqi): Likewise.
7760 (*xorsi3_zexthi): Likewise.
7761 (*xorsi3_zextsi): Likewise.
7762 (*ixorhi3_zext): New.
7763 (*ixorsi3_zext_qi): Likewise.
7764 (*ixorsi3_zext_hi): Likewise.
7766 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
7768 * c-incpath.c (remove_component_p, simplify_path): Move back to
7769 cppfiles.c.
7770 (remove_duplicates): Use cpp_simplify_path.
7771 * c-incpath.h (simplify_path): Remove.
7772 * c-lex.c: Don't include c-incpath.h.
7773 (init_c_lex): Remove simplify_path.
7774 * cppfiles.c (remove_component_p, cpp_simplify_path): Restore.
7775 (find_or_create_entry, validate_pch): Revert.
7777 2003-03-02 Ashif Harji <asharji@uwaterloo.ca>
7779 * gcc.c (default_compilers): Add -no-integrated-cpp flag to invoke
7780 an external cpp during compilation.
7781 (option_map): Likewise.
7782 * objc/lang-specs.h (default_compilers): Similarly.
7783 * doc/invoke.texi: Document -no-integrated-cpp flag.
7785 2003-03-02 Kazu Hirata <kazu@cs.umass.edu>
7787 * config/h8300/h8300.md (zero_extendqisi2): Change to an
7788 expander.
7789 (*zero_extendqisi2_h8300): New.
7790 (*zero_extendqisi2_h8300hs): New.
7791 (two splitters): New.
7793 2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7795 * fp-bit.h (float_to_usi): Fix condition wrapping prototype.
7797 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
7799 * config/h8300/h8300.md (a peephole2): Remove dead code.
7801 2003-03-01 Roger Sayle <roger@eyesopen.com>
7803 PR c++/9367
7804 * builtin-types.def (DEF_FUNCTION_TYPE_VAR_3): New macro.
7805 (BT_FN_INT_CONST_STRING_VALIST_ARG,
7806 BT_FN_INT_STRING_CONST_STRING_VALIST_ARG,
7807 BT_FN_INT_CONST_STRING_CONST_STRING_VALIST_ARG,
7808 BT_FN_INT_STRING_SIZE_CONST_STRING_VALIST_ARG,
7809 BT_FN_INT_STRING_CONST_STRING_VAR,
7810 BT_FN_INT_CONST_STRING_CONST_STRING_VAR,
7811 BT_FN_INT_STRING_SIZE_CONST_STRING_VAR): New built-in types.
7812 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2,
7813 ATTR_NONNULL_3): Also include the nothrow attribute.
7814 (sprintf, scanf, sscanf, vprintf, vsprintf, snprintf,
7815 vsnprintf, vscanf, vsscanf): Don't define attributes here.
7816 * builtins.def (putchar, puts): Make full C89 built-ins.
7817 (snprintf, sprintf, scanf, sscanf, vprintf, vscanf,
7818 vsscanf, vsnprintf, vsprintf): New built-ins.
7819 * c-common.c (c_common_nodes_and_builtins): Handle new macro
7820 DEF_FUNCTION_TYPE_VAR_3.
7822 * doc/extend.texi: Document these new built-in functions.
7824 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
7826 * config/h8300/h8300.md (a peephole2): New.
7828 2003-03-01 Richard Earnshaw <rearnsha@arm.com>
7830 * predict.c (estimate_bb_frequencies): Correctly set
7831 real_values_initialized after initialization.
7833 2003-03-01 Neil Booth <neil@daikokuya.co.uk>
7835 * Makefile.in (C_AND_OBJC_OBJS, c-incpath.o, c-lex.o, LIBCPP_OBJS,
7836 cppinit.o, cppdefault.o, fix-header): Update.
7837 * c-incpath.c: New file.
7838 * c-incpath.h: New file.
7839 * c-lex.c: Include c-incpath.h.
7840 (init_c_lex): Register path simplifier.
7841 * c-opts.c: Include cppdefault.h and c-incpath.h.
7842 (TARGET_SYSTEM_ROOT, verbose, iprefix, sysroot, std_inc,
7843 std_cxx_inc, quote_chain_split, add_prefixed_path): New.
7844 (COMMAND_LINE_OPTIONS): Add more options from cpplib.
7845 (missing_arg, c_common_decode_option): Handle them.
7846 (c_common_post_options): Register include chains.
7847 (print_help): Update.
7848 * cppdefault.h (struct default include): Update.
7849 Move some macros to ...
7850 * cppdefault.c: ... here.
7851 (cpp_include_defaults): Add extra field add_sysroot.
7852 * cppfiles.c (include_file, search_from, find_or_create_entry,
7853 cpp_included, find_include_file, remap_filename): Update for
7854 renaming of search_path to cpp_path, and of the chain headers.
7855 (remove_component_p, _cpp_simplify_pathname): Move to c-incpath.c.
7856 * cpphash.h (struct search_path): Move to cpplib.h.
7857 (struct cpp_buffer, struct cpp_reader): Update.
7858 (_cpp_simplify_pathname): Remove.
7859 * cppinit.c: Don't include prefix.h and cppdefault.h.
7860 (INO_T_EQ, INO_T_COPY, path_include, append_include_chain,
7861 remove_dup_dir, remove_dup_nonsys_dirs, remove_dup_dirs,
7862 init_standard_includes, BRACKET, SYSTEM, AFTER, no_dir,
7863 no_pth, cpp_handle_options): Remove.
7864 (struct pending_option): Remove chain members.
7865 (cpp_destroy, cpp_read_main_file, COMMAND_LINE_OPTIONS,
7866 cpp_handle_option): Update.
7867 * cpplib.h (struct cpp_path, cpp_set_include_chains): New.
7868 (struct cpp_options): Remove quote_include, bracket_include,
7869 include_prefix, include_prefix_len, verbose, ignore_srcdir,
7870 no_standard_includes, no_standard_cplusplus_includes.
7871 (struct cpp_callbacks): Add simplify_path.
7872 (cpp_handle_options): Remove.
7873 * fix-header.c: Include c-incpath.h.
7874 (read_scan_file): Update to use c-incpath functionality.
7875 * doc/passes.texi: Update.
7877 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
7879 * config/h8300/h8300.c (bit_operand): Accept MEM only if it
7880 satisfies EXTRA_CONSTRAINT 'U'.
7882 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
7884 * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Take a scratch
7885 register.
7886 (*tst_extzv_memqi_1_n): Change to a splitter.
7887 (a peephole2): Update.
7889 2003-03-01 Richard Earnshaw <rearnsha@arm.com>
7891 * predict.c (estimate_bb_frequencies): Initialize the sreal
7892 constants once per compilation.
7894 2003-02-28 Richard Henderson <rth@redhat.com>
7896 * toplev.c (flag_eliminate_unused_debug_types): Enable by default.
7898 2003-02-28 scott snyder <snyder@fnal.gov>
7900 * flags.h: Add flag_eliminate_unused_debug_types.
7901 * toplev.c: Add flag_eliminate_unused_debug_types.
7902 (f_options): Add -feliminate-unused-debug-types.
7903 * dwarf2out.c (struct file_table): Add emitted member.
7904 (splice_child_die): Fix the parent pointer for the child being
7905 spliced.
7906 (lookup_filename): Maintain file_table.emitted array. Don't
7907 output .file directive here.
7908 (maybe_emit_file): (new)
7909 (init_file_table): Set up file_table.emitted.
7910 (dwarf2out_source_line): Use maybe_emit_file.
7911 (dwarf2out_start_source_file): Use maybe_emit_file.
7912 (dwarf2out_init): Use maybe_emit_file.
7913 (prune_unused_types_walk_attribs): (new)
7914 (prune_unused_types_mark): (new)
7915 (prune_unused_types_walk): (new)
7916 (prune_unused_types_prune): (new)
7917 (prune_unused_types): (new)
7918 (dwarf2out_finish): Call prune_unused_types if
7919 flag_eliminate_unused_debug_types is set.
7920 * doc/invoke.texi (Option Summary): Add
7921 -feliminate-unused-debug-types.
7922 (Debugging Options): Likewise.
7924 2003-02-28 Geoffrey Keating <geoffk@apple.com>
7926 * doc/invoke.texi: Change .pch to .gch.
7927 * cppfiles.c (open_file_pch): Likewise.
7928 * gcc.c (default_compilers): Likewise.
7930 2003-02-28 Aldy Hernandez <aldyh@redhat.com>
7932 * floatlib.c: Remove.
7934 2003-02-28 Jason Merrill <jason@redhat.com>
7936 * stor-layout.c (variable_size): Leave a "minus 1" outside the
7937 SAVE_EXPR.
7939 2003-02-28 David Edelsohn <edelsohn@gnu.org>
7941 * config/rs6000/power4.md: Add compare bypass.
7943 2003-02-28 Jason Thorpe <thorpej@wasabisystems.com>
7945 * config/netbsd.h: Update copyright years.
7946 (NETBSD_CPP_SPEC): Define _REENTRANT and _PTHREADS if
7947 -pthread is specified on the command line.
7949 2003-02-28 Dale Johannesen <dalej@apple.com>
7951 * loop.c (struct movable): Add insert_temp, shrink savemode.
7952 (scan_loop): Accept invariants that require copying; mark as
7953 insert_temp.
7954 (combine_movables): Don't combine insert_temp movables.
7955 (move_movables): Insert copies for insert_temp movables.
7956 Don't record the info based on regno for insert_temp's.
7958 2003-02-28 Joel Sherrill <joel@OARcorp.com>
7960 PR 9638/other
7961 * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Ensure the
7962 this constant defaults to 1.
7964 2003-02-28 Bob Wilson <bob.wilson@acm.org>
7966 * config.gcc (xtensa-*-linux*): Add t-slibgcc-elf-ver to tmake_file.
7968 2003-02-28 Richard Earnshaw <rearnsha@arm.com>
7970 * arm.md (mulhisi3, mulhisi3addsi, mulhidi3adddi): Enable for any
7971 ARMv5e processor, not just for XScale. Instructions are predicable.
7972 (mulhisi3tb, mulhisi3bt, mulhisi3tt): New patterns for ARMv5e.
7974 2003-02-28 Nick Clifton <nickc@redhat.com>
7976 * config/arm/arm.c (note_invalid_constants): Change parameter type
7977 from bool to int.
7979 2003-02-28 Kazu Hirata <kazu@cs.umass.edu>
7981 * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Accept the
7982 test of bit 7.
7983 (*tst_extzv_memqi_1_n): Likewise.
7984 (a peephole2): New.
7986 2003-02-28 Richard Sandiford <rsandifo@redhat.com>
7988 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Wrap in
7989 #ifndef __mips16.
7991 2003-02-28 Jan Hubicka <jh@suse.cz>
7993 * combine.c (gen_lowpart_for_combine): Update handling of
7994 subregs_of_mode
7995 * flow.c (life_analysis, mark_used_regs): Likewise.
7996 * regclass.c (subregs_of_mode): Turn into single bitmap.
7997 (cannot_change-mode_set_regs, invalid_mode_change_p): Update
7998 dealing with subregs_of_mode
7999 * regs.h (subregs_of_mode): Update prototype.
8001 2003-02-28 Josef Zlomek <zlomekj@suse.cz>
8003 * emit-rtl.c (set_reg_attrs_for_parm): New function.
8004 * rtl.h (set_reg_attrs_for_parm): New exported function.
8005 * function.c (assign_parms): Use set_reg_attrs_for_parm instead of
8006 set_reg_attrs_from_mem.
8008 2003-02-27 Roger Sayle <roger@eyesopen.com>
8009 Zack Weinberg <zack@codesourcery.com>
8011 * gcc.c (do_spec_1): Treat %U like %u for unique associations.
8013 2003-02-27 Kazu Hirata <kazu@cs.umass.edu>
8015 * reload1.c (sext_for_mode): Remove.
8016 (reload_cse_move2add): Use trunc_int_for_mode instead of
8017 sext_for_mode.
8018 (move2add_note_store): Likewise.
8019 Reset register information if we see a set in non-integer
8020 mode.
8022 2003-02-27 David Edelsohn <edelsohn@gnu.org>
8024 * config/rs6000/aix43.h (ASM_SPEC): Only emit -mppc64 if no -mcpu
8025 option.
8026 (ASM_CPU_SPEC): Use -m620 for Power3, Power4, 620, 630.
8027 * config/rs6000/aix51.h: Same.
8028 * config/rs6000/aix52.h: Same.
8029 * config/rs6000/power4.md: Additional VMX bypasses.
8031 2003-02-27 Geert Bosch <bosch@gnat.com>
8033 * toplev.c (print_version): Add indentation for GGC heuristics and
8034 output after printing version information.
8036 2003-02-27 James E Wilson <wilson@tuliptree.org>
8038 * combine.c (simplify_comparison): Require integral mode when
8039 permuting SUBREG with AND.
8041 2003-02-27 Steve Ellcey <sje@cup.hp.com>
8043 * config/ia64/hpux.h (STARTFILE_PREFIX_SPEC): Remove.
8045 2003-02-27 Nick Clifton <nickc@redhat.com>
8047 * config/arm/arm.md (extendsfdf2): Add pattern accidentally
8048 deleted when cirrus instructions were added.
8050 2003-02-27 Jason Thorpe <thorpej@wasabisystems.com>
8052 * config.gcc (*-*-netbsd[2-9]*, *-*-netbsdelf[2-9]*): Enable
8053 POSIX thread support by default.
8055 2003-02-27 Roger Sayle <roger@eyesopen.com>
8057 * config/i386/cygwin.h: Don't include any other files directly.
8058 * config/i386/mingw32.h: Don't include cygwin.h directly.
8059 * config.gcc (cygwin, mingw32, uwin): Instead make these files
8060 explicit in the tm_files variable.
8062 2003-02-27 Alan Modra <amodra@bigpond.net.au>
8064 * config/rs6000/rs6000.md: Add TI constant splitter.
8066 2003-02-26 Alexandre Oliva <aoliva@redhat.com>
8068 * builtins.c (purge_builtin_constant_p): Handle subreg of
8069 constant_p_rtx too.
8071 * function.c (assign_stack_local_1): Truncate constant added to
8072 frame_pointer_rtx or virtual_stack_vars_rtx for Pmode.
8074 2003-02-26 David Edelsohn <edelsohn@gnu.org>
8076 * config.gcc: Add power4 to PowerPC with_cpu list.
8078 2003-02-26 Jan Hubicka <jh@suse.cz>
8080 * objc-act.c: (mark_referenced_methods): Fix compilation problem.
8082 2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8084 * gcov-dump.c (print_prefix): Fix signedness warning.
8085 * gcov-io.h (struct counter_section, struct counter_section_data): New.
8086 (struct function_info): n_arc_counts field removed, n_counter_sections,
8087 counter_sections fields added.
8088 (struct gcov_info): arc_counts, n_arc_counts fields removed,
8089 n_counter_sections, counter_sections fields added.
8090 * libgcov.c (gcov_exit, __gcov_flush): Add support for multiple
8091 profile sections.
8092 * profile.h (MAX_COUNTER_SECTIONS): New.
8093 (struct section_info): New.
8094 (struct profile_info): count_instrumented_edges,
8095 count_edges_instrumented_now fields removed, n_sections, section_info
8096 fields added.
8097 (find_counters_section): Declare.
8098 * profile.c (struct function_list): count_edges field removed,
8099 n_counter_sections, counter_sections fields added.
8100 (set_purpose, label_for_tag, build_counter_section_fields,
8101 build_counter_section_value, build_counter_section_data_fields,
8102 build_counter_section_data_value, build_function_info_fields,
8103 build_function_info_value, build_gcov_info_fields,
8104 build_gcov_info_value): New static functions.
8105 (find_counters_section): New function.
8106 (instrument_edges, get_exec_counts, compute_branch_probabilities,
8107 branch_prob, create_profiler): Modified to support multiple profile
8108 sections.
8110 2003-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8112 * pa.c (compute_frame_size): Don't assume PREFERRED_STACK_BOUNDARY
8113 is 8 * STACK_BOUNDARY.
8114 * pa.h (PREFERRED_STACK_BOUNDARY): Change to 128 on 64-bit port.
8116 2003-02-26 Michael Matz <matz@suse.de>
8118 * ra-colorize.c (merge_moves): Fix list handling.
8120 2003-02-26 Nick Clifton <nickc@redhat.com>
8122 * config/arm/arm.c (is_load_address): Rename to...
8123 (arm_memory_load_p) ... this and make it check for SUBREGs and
8124 constant loads that will be converted into loads from the
8125 minipool.
8126 (is_cirrus_insn): Rename to ...
8127 (arm_cirrus_insn_p): ... this, for consistency. Replace test
8128 of CIRRUS_NO with CIRRUS_NOT.
8129 (cirrus_reorg): Use renamed functions.
8130 (note_invalid_constants): Change from a void function to bool.
8131 Add an extra parameter, saying whether the fixups should be
8132 pushed. Return true if fixups are needed.
8133 (arm_reorg): Use renamed functions. Use INSN_P. Replace test
8134 of CIRRUS_NO with CIRRUS_NOT.
8135 * config/arm/arm.h (FLOAT_WORDS_BIG_ENDIAN): Mention that
8136 other floating point co-processors can also affect this.
8137 * config/arm/arm.md ("type" attribute): Add mav_farith and
8138 mav_dmult. Replace references to "cirrus_type" attribute with
8139 "type".
8140 * config/arm/cirrus.md ("cirrus_fpu" attribute): Delete.
8141 ("cirrus_type" attribute): Delete - use "type" instead.
8142 ("cirrus" attribute): Replace 'no' with 'not' and 'yes' with
8143 'normal'.
8145 2003-02-25 Jan Hubicka <jh@suse.cz>
8147 * objc-act.c: Include cgraph.h
8148 (mark_referenced_methods): New function.
8149 (objc_init): Call it.
8150 * objc-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Set.
8152 * c-decl.c (finish_function): Honor can_defer_p even in unit-at-a-time
8153 mode.
8155 * optabs.c (expand_fix): Do not widen the input operand.
8157 * expr.c (emit_group_store): Fix crash when converting single
8158 register into complex register.
8160 * Makefile.in (jump.o, regclass.o, alias.o): Add dependency on timevar.h
8161 * alias.c: Include timevar.h
8162 (init_alias_analysis): Set timevar
8163 * jump.c: Include timevar.h
8164 (rebuild_jump_labels): Set timevar
8165 * regcalss.c: Include timevar.h
8166 (reg_scan): Set timevar
8167 * timevar.def (TV_ALIAS_ANALYSIS, TV_REG_SCAN, TV_REBUILD_JUMP): New
8169 2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8171 * cse.c (count_reg_usage): Fix handling of REG_EQUAL notes.
8173 * Makefile.in (loop-unroll.o): New.
8174 * cfgloop.h (UAP_PEEL, UAP_UNROLL, UAP_UNROLL_ALL): New.
8175 (unroll_and_peel_loops): Declare.
8176 * alias.c (init_alias_analysis): Flag_unroll_loops renamed to
8177 flag_old_unroll_loops.
8178 * loop.c (loop_invariant_p): Ditto.
8179 * unroll.c (unroll_loop): Flag_unroll_all_loops renamed to
8180 flag_old_unroll_all_loops.
8181 * flags.h (flag_unroll_loops): Renamed to flag_old_unroll_loops.
8182 (flag_unroll_all_loops): Renamed to flag_old_unroll_all_loops.
8183 * params.def (PARAM_MAX_UNROLLED_INSNS): Default value changed.
8184 (PARAM_MAX_AVERAGE_UNROLLED_INSNS, PARAM_MAX_UNROLL_TIMES,
8185 PARAM_MAX_PEELED_INSNS, PARAM_MAX_PEEL_TIMES,
8186 PARAM_MAX_COMPLETELY_PEELED_INSNS, PARAM_MAX_COMPLETELY_PEEL_TIMES,
8187 PARAM_MAX_ONCE_PEELED_INSNS): New.
8188 * toplev.h (flag_old_unroll_loops, flag_old_unroll_all_loops): New.
8189 (flag_unroll_loops, flag_unroll_all_loops): Used for new unroller
8190 instead of old one.
8191 (flag_peel_loops): New.
8192 (lang_independent_options): The new flags added.
8193 (rest_of_compilation): Call new unroller.
8194 (process_options): Setup flags for coexistence of old and new unroller.
8195 * doc/invoke.texi: Document new options.
8196 * doc/passes.texi: Document new unroller pass.
8198 2003-02-26 David Billinghurst <David.Billinghurst@riotinto.com>
8200 * fixinc/fixincl.x: Regenerate
8202 2003-02-26 Josef Zlomek <zlomekj@suse.cz>
8204 * function.c (assign_parms): Set reg_attrs for parameters passed in
8205 registers.
8207 2003-02-26 Alan Modra <amodra@bigpond.net.au>
8209 PR target/9681
8210 * tlink.c (scan_linker_output): Drop leading '.' from symbol names.
8212 2003-02-25 David Edelsohn <edelsohn@gnu.org>
8214 * config/rs6000/xcoff.h (ASM_FILE_START): Do not emit machine
8215 pseudo-op.
8217 2003-02-25 Roger Sayle <roger@eyesopen.com>
8219 * combine.c (combine_simplify_rtx, simplfy_comparison): Use CC0_P.
8220 * cse.c (invalidate_skipped_set): Likewise.
8221 * integrate.c (subst_constants): Likewise.
8222 * jump.c (reversed_comparison_code_parts): Likewise.
8223 * loop.c (canonicalize_condition): Likewise.
8224 * simplify-rtx.c (simplify_relational_operation): Likewise.
8226 2003-02-25 Roger Sayle <roger@eyesopen.com>
8228 * builtins.def (DEF_LIB_ALWAYS_BUILTIN, DEF_UNUSED_BUILTIN): Delete.
8229 (abs, labs, fabs, fabsf, fabsl, abort, exit, _exit, _Exit): Use
8230 the appropriate macro to define built-in function.
8231 (fmod,fmodf,fmodl): New built-in functions.
8233 * doc/extend.texi (fmod,fmodf,fmodl): Document new built-ins.
8235 2003-02-25 Richard Henderson <rth@redhat.com>
8237 * config/i386/i386.c (function_arg): Pass variable sized
8238 structures correctly on the stack.
8240 2003-02-25 Kazu Hirata <kazu@cs.umass.edu>
8242 * reload1.c (reload_cse_move2add): Use STRICT_LOW_PART if PLUS
8243 does not reduce the cost of SET.
8245 2003-02-25 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8247 PR target/9732
8248 * config/rs6000/rs6000.c (first_reg_to_save): Handle
8249 PIC_OFFSET_TABLE_REGNUM for -fPIC too.
8250 (rs6000_emit_prologue): Likewise.
8251 (rs6000_emit_epilogue): Likewise.
8252 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Make
8253 PIC_OFFSET_TABLE_REGNUM a fixed register for -fPIC.
8255 2003-02-25 Richard Henderson <rth@redhat.com>
8257 * real.c (real_to_integer2): Force overflow result only for
8258 unsigned overflow.
8260 2003-02-25 Kazu Hirata <kazu@cs.umass.edu>
8262 * gcse.c (cprop_jump): Revert the 2003-02-23 change.
8264 2003-02-25 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
8265 Richard Henderson <rth@redhat.com>
8267 * sched-ebb.c (add_deps_for_risky_insns): Add the dependence when
8268 there is no similar load.
8270 2003-02-25 Vladimir Makarov <vmakarov@redhat.com>
8271 Richard Henderson <rth@redhat.com>
8273 * sched-int.h (INSN_TRAP_CLASS, WORST_CLASS): Move them from
8274 sched-rgn.c.
8275 (add_forward_dependence): New function prototype.
8277 * sched-rgn.c (INSN_TRAP_CLASS, WORST_CLASS): Move them to
8278 sched-init.h.
8279 (CONST_BASED_ADDRESS_P, may_trap_exp, haifa_classify_insn): Move
8280 them to haifa-sched.c.
8282 * haifa-sched.c (CONST_BASED_ADDRESS_P, may_trap_exp,
8283 haifa_classify_insn): Move them from sched-rgn.c.
8285 * sched-deps.c (add_dependence): Return flag of creating a new
8286 entry.
8287 (add_forward_dependence): New function.
8288 (compute_forward_dependences): Use the function.
8290 * sched-ebb.c (earliest_block_with_similiar_load): New function.
8291 (add_deps_for_risky_insns): New function.
8292 (schedule_ebb): Call the function.
8294 2003-02-20 Aldy Hernandez <aldyh@redhat.com>
8296 * doc/tm.texi: Document Rename TARGET_VECTOR_TYPES_COMPATIBLE to
8297 TARGET_VECTOR_OPAQUE_P. Document accordingly.
8299 * testsuite/gcc.dg/20030218-1.c: Check that initialization of
8300 opaque types fail.
8302 * c-typeck.c (comptypes): Change call to vector_types_compatible
8303 to vector_opaque_p.
8304 (convert_for_assignment): Call vector_opaque_p instead of
8305 vector_types_compatible.
8306 (really_start_incremental_init): Disallow initialization of opaque
8307 types.
8309 * target-def.h: Remove TARGET_VECTOR_TYPES_COMPATIBLE.
8310 Define TARGET_VECTOR_OPAQUE_P.
8311 (TARGET_INITIALIZER): Same.
8313 * target.h (struct gcc_target): Remove vector_types_compatible.
8314 Add vector_opaque_p.
8316 * config/rs6000/rs6000.c (rs6000_spe_vector_types_compatible):
8317 Remove.
8318 (is_ev64_opaque_type): Check for TARGET_SPE and make sure type is
8319 a vector type. Change return type to bool.
8320 (TARGET_VECTOR_TYPES_COMPATIBLE): Remove.
8321 (TARGET_VECTOR_OPAQUE_P): Define.
8323 * cp/parser.c (cp_parser_init_declarator): Call vector_opaque_p
8324 target hook.
8325 Include target.h.
8326 (cp_parser_init_declarator): Fix typo in function comments.
8328 2003-02-25 Jan Hubicka <jh@suse.cz>
8330 * Makefile.in (lcm.o): Add dependency on function.h
8331 * lcm.c (function.h): Include.
8332 * i386.c (machine_function, ix86_stack_locals,
8333 * ix86_save_varrargs_registers) : Move to
8334 ...
8335 * i386.h (machine_function, ix86_stack_locals,
8336 ix86_save_varrargs_registers): ... here; add optimize_mode_switching
8337 (ix86_optimize_mode_switching): New.
8338 * i386.md (fix patterns): Set ix86_optimize_mode_switching
8340 2003-02-25 Nick Clifton <nickc@redhat.com>
8342 * config/d30v/d30v.c (d30v_init_cumulative_args): Fix typo. Name
8343 of fourth arg is 'fndecl' not 'indirect'. Update comment
8344 describing the function's parameters.
8346 2003-02-24 Jan Hubicka <jh@suse.cz>
8348 * combine.c (simplify_shift_const): Fix previous patch.
8350 2003-02-24 Jeff Law <law@redhat.com>
8352 * i386.md (testdi_1_rex64): Discourage reload from using the %eax
8353 alternative.
8354 (testsi_1, testhi_1, testqi_1): Likewise.
8356 2003-02-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8358 * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Rename
8359 __EXTERN_PREFIX to __PRAGMA_EXTERN_PREFIX.
8360 * doc/extend.texi (Tru64 Pragmas): Reflect this.
8362 * fixinc/inclhack.def (alpha___extern_prefix): Indicate #pragma
8363 extern_prefix support for Tru64 UNIX V5 <sys/stat.h>.
8364 * fixinc/fixincl.x: Regenerate.
8365 * fixinc/tests/base/sys/stat.h [ALPHA___EXTERN_PREFIX_CHECK]: New
8366 testcase.
8367 Fixes PR c/5059, c/6126, other/9671.
8369 2003-02-24 Roger Sayle <roger@eyesopen.com>
8371 * gcc.c (do_spec_1) ['{']: Handle pending argument upon return
8372 from handle_braces in "%{...}".
8374 2003-02-24 Kaz Kojima <kkojima@gcc.gnu.org>
8376 * config/sh/sh.c (TARGET_HAVE_TLS): Conditionally define.
8377 (prepare_move_operands): Handle TLS operands.
8378 (tls_symbolic_operand): New.
8379 (nonpic_symbol_mentioned_p): Handle TLS UNSPECs.
8380 (legitimize_pic_address): Do nothing for the TLS symbol.
8381 (sh_encode_section_info): Handle TLS case.
8382 (sh_strip_name_encoding): Drop TLS encoding.
8383 * config/sh/sh-protos.h (tls_symbolic_operand): Add prototype.
8384 * config/sh/sh.h (SH_TLS_ENCODING): Define.
8385 (TLS_SYMNAME_P, STRIP_TLS_ENCODING): Likewise.
8386 (ASM_OUTPUT_LABELREF): Drop TLS encoding.
8387 (OUTPUT_ADDR_CONST_EXTRA): Handle TLS UNSPECs.
8388 * config/sh/sh.md: Define TLS UNSPEC constants.
8389 (type): Add tls_load.
8390 ("tls_global_dynamic", "tls_local_dynamic"): New insns.
8391 ("sym2DTPOFF", "symDTPOFF2reg", "sym2GOTTPOFF"): New expanders.
8392 ("tls_initial_exec"): New insn.
8393 ("sym2TPOFF", "symTPOFF2reg"): New expanders.
8394 ("load_gbr"): New insn.
8396 * configure.in (HAVE_AS_TLS): Add sh-*-* and sh[34]*-*-* cases.
8397 * configure: Regenerate.
8399 2003-02-24 Alan Modra <amodra@bigpond.net.au>
8401 PR 9297, PR 9722
8402 * calls.c (store_one_arg): Revert 1999-02-16 change. Revert
8403 2000-12-17 change. Pass EXPAND_STACK_PARM to expand_expr.
8404 * expr.h (enum expand_modifier): Define EXPAND_STACK_PARM.
8405 (enum block_op_methods): Reorder for better store_expr optimization.
8406 * expr.c (store_expr): Test bit 1 of "want_value" for call param
8407 stores, test bit 0 for original want_value meaning. Pass
8408 BLOCK_OP_CALL_PARM to emit_block_move when bit 1 set. Adjust
8409 recursive calls, and calls to expand_param.
8410 (expand_expr): Handle EXPAND_STACK_PARM modifier. When cse
8411 expected, set target to 0 rather than to subtarget. Formatting.
8413 2003-02-23 Kazu Hirata <kazu@cs.umass.edu>
8415 * gcse.c (cprop_jump): Use the REG_EQUAL note if available.
8417 2003-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8419 * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Document
8420 new default behavior.
8421 * ggc-common.c: Include sys/resource.h.
8422 (ggc_rlimit_bound): New function.
8423 (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Update
8424 defaults to account for rlimits.
8426 2003-02-22 Richard Henderson <rth@redhat.com>
8428 * i386.c, i386.h (TUNEMASK): Rename from CPUMASK.
8430 2003-02-22 Kelley Cook <kelley@dwhoops.info>
8432 * i386.h, i386.c, i386.md (ix86_tune): Rename from ix86_cpu.
8433 (ix86_tune_string): Rename from ix86_cpu_string.
8435 2003-02-22 Kelley Cook <kelleycook@comcast.net>
8437 * config/i386/i386.c: Replace "mcpu" with "mtune".
8438 * config/i386/i386.h (TARGET_OPTIONS): Likewise.
8439 (CC1_CPU_SPEC): Likewise. New warning for "-mcpu".
8440 * doc/invoke.texi (i386 and x86-64 Options): Replace "mcpu"
8441 with "mtune". Note that "mcpu" is a deprecated synonym for "mtune".
8443 2003-02-23 Andreas Schwab <schwab@suse.de>
8445 * config.gcc: Delete references to m68k/t-linux and
8446 m68k/t-linux-aout.
8447 * config/m68k/t-linux, config/m68k/t-linux-aout: Removed.
8449 2003-02-22 Jan Hubicka <jh@suse.cz>
8451 * toplev.c (rest_of_compilation): Apply fotgotten hunk
8452 of track scheduling patch.
8454 2003-02-22 Jan Hubicka <jh@suse.cz>
8456 * config/linux.h (TARGET_HAS_F_SETLKW): Define.
8457 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Likewise
8459 2003-02-22 Jan Hubicka <jh@suse.cz>
8461 * c-decl.c (c_expand_body_1): Fix.
8463 2003-02-22 Jan Hubicka <jh@suse.cz>
8465 * expmed.c (expand_divmod): Undo sign extensions for unsigned operands
8467 * cfgcleanup.c (try_forward_edges): Don't check loop structures
8468 when not optimizing.
8469 (cleanup_cfg): Do not iterate trought delete_trivially_dead_insns
8470 when not expensive.
8471 * toplev.c (rest_of_compilation): Duplicate loop headers only when
8472 optimizing; Delete trivially dead insns early; fix optimize check.
8474 * Makefile.in (c-decl.o, c-objc-common.o, cgraph.o, tree-inline.o): Add
8475 dependency on cgraph.h
8476 * c-decl.c: Include cgraph.h
8477 (finish_function): Update call of tree_inlinable_function_p.
8478 * c-objc-common.c: Include cgraph.h
8479 * cgraph.h: New file.
8480 * cgraphunit.c: New file.
8481 * cgraph.c (cgraph_node, cgraph_edge): Move into cgraph.h
8482 (cgraph_nodes, cgraph_n_nodes): Globalize.
8483 (cgraph_finalize_function, cgraph_finalize_compilation_unit
8484 cgraph_create_edges, cgraph_optimize, cgraph_mark_needed_node):
8485 Move into cgraphunit.c
8486 * tree-inline.c: Include cgraph.h
8487 * tree-inline.c: Include cgraph.h
8489 2003-02-22 Josef Zlomek <zlomekj@suse.cz>
8491 * config/i386/i386.md: Use gen_lowpart instead of gen_rtx_REG
8492 for copying a register.
8494 2003-02-22 Steven Bosscher <s.bosscher@student.tudelft.nl>
8496 PR other/3782
8497 * toplev.c (process_options): If flag_detailed_statistics is set,
8498 then set time_report as well.
8500 PR c/8828
8501 * jump.c (never_reached_warning): Don't fall through BARRRIER
8502 insns. Update comments to reflect what the function really does.
8504 2003-02-21 Roger Sayle <roger@eyesopen.com>
8506 * fold-const.c (omit_one_operand): No longer static.
8507 * tree.h (omit_one_operand): Prototype here.
8508 (div_and_round_double): Keep fold-const.c prototypes together.
8509 * builtins.c (builtin_mathfn_code): Handle binary built-in
8510 funtions, such as "pow" and "atan2".
8511 (fold_builtin): Optimize both pow(x,0.0) and pow(1.0,y) to 1.0.
8512 Simplify optimizations using "type" the builtin's return type.
8514 2003-02-22 Hans-Peter Nilsson <hp@axis.com>
8516 * config/cris/cris.c (cris_rtx_costs): Blockify dangling else.
8517 Fix functionalization typo.
8519 * regmove.c (optimize_reg_copy_1): Do not replace a hard register
8520 in an asm.
8522 2003-02-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8524 * Makefile.in (ggc-common.o): Depend on $(PARAMS_H)
8525 * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Update
8526 documentation.
8527 * ggc-common.c: Include params.h
8528 (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
8529 init_ggc_heuristics): New functions.
8530 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
8531 init_ggc_heuristics): Prototype.
8532 * toplev.c (print_version): Output GGC heuristics.
8533 (parse_options_and_default_flags): Call init_ggc_heuristics.
8535 2003-02-22 Jan Hubicka <jh@suse.cz>
8537 * i386.c (def_builtin): Special case 64bit builtins.
8538 (MASK_SSE164, MASK_SSE264): New constants.
8539 (builtin_description): Add 64bit builtins.
8540 (ix86_init_mmx_sse_builtins): Likewise.
8541 * i386.h (enum ix86_builtins): Likewise.
8542 * i386.md (cvtss2siq, cvttss2siq, cvtsd2siq, cvttsd2siq, cvtsi2sdq,
8543 sse2_movq2dq_rex64, sse2_movsq2q_rex64): New.
8544 (sse2_movq2dq, sse2_movsq2q): Disable for 64bit.
8545 * mmintrin.h (_mm_cvtsi64x_si64, _mm_set_pi64x, _mm_cvtsi64_si64x): New.
8546 * xmmintrin.h (_mm_cvtss_si64x, _mm_cvttss_si64x, _mm_cvtsi64x_ss,
8547 _mm_set_epi64x, _mm_set1_epi64x, _mm_cvtsd_si64x, _mm_cvttsd_si64x,
8548 _mm_cvtsi64x_sd, _mm_cvtsi64x_si128, _mm_cvtsi128_si64x): New.
8550 2003-02-22 Jan Hubicka <jh@suse.cz>
8552 * i386.c (builtin_description): Add __builtin_ia32_paddq and
8553 __builtin_ia32_psubq. Fix __builtin_ia32_paddq128
8554 and __builtin_ia32_psubq128.
8555 * i386.h (IX86_BUILTIN_PADDQ, IX86_BUILTIN_PSUBQ): New.
8556 * i386.md (addv*, mmx_ior*, mmx_xoe*, mmx_and*): Add missing '%'.
8557 (mmx_adddi3, mmx_subdi3): New.
8558 * mmintrin.h (_mm_add_si64, _mm_sub_si64): New.
8559 * xmmintrin.h (_mm_movepi64_pi64): New.
8560 (_mm_add_epi64, _mm_sub_epi64): fix.
8561 (_mm_mul_pu16): Rename to...
8562 (_mm_mul_su32): ... this one.
8564 * builtins.c (expand_builtin_expect): Do not predict
8565 flag_guess_branch_prob is not set.
8566 * c-semantics.c (expand_stmt): Likewise.
8567 * predict.c (predict_insn): Likewise.
8568 * stmt.c (expand_continue_loop): Likewise.
8569 * toplev.c (rest_of_compilation): Do not call
8570 note_prediction_to_br_prob and note_prediction_to_br_prob
8571 when not optimizing.
8573 2003-02-21 Jan Hubicka <jh@suse.cz>
8575 * cfgrtl.c (commit_edge_insertions): Call
8576 find_many_sub_basic_block only when some code has been emitted.
8577 (commit_edge_insertions_watch_calls): Bring into sync with
8578 commit_edge_insertions
8580 2003-02-21 J"orn Rennecke <joern.rennecke@superh.com>
8582 * sh.h (OVERRIDE_OPTIONS): Fix code that clears 'e' register class.
8584 * sh.md (binary_sf_op): Use extra constant operand instead of
8585 negating constant operand 4.
8586 * sh.c (sh_expand_binop_v2sf): Supply it.
8588 2003-02-21 Zack Weinberg <zack@codesourcery.com>
8590 * cpphash.h (struct lexer_state): Add directive_wants_padding.
8591 * cpplib.c (_cpp_handle_directive): Set directive_wants_padding
8592 for directives of type INCL.
8593 (glue_header_name, parse_include): Use get_token_no_padding.
8594 * cppmacro.c (replace_args): If directive_wants_padding,
8595 provide padding tokens.
8597 2003-02-21 Kazu Hirata <kazu@cs.umass.edu>
8599 * config/h8300/h8300.md (a peephole2): New.
8601 2003-02-21 Jan Hubicka <jh@suse.cz>
8603 * cfgrtl.c (commit_one_edge_insertion): Only mark BB for splitting.
8604 (commit_edge_insertions): Call find_many_sub_basic_blocks
8606 * reg-stack.c (convert_regs): Cleax aux for blocks.
8608 2003-02-21 Jan Hubicka <jh@suse.cz>
8610 * toplev.c (parse_options_and_default_flags): Undo accidental commit.
8612 2003-02-21 Glen Nakamura <glen@imodulo.com>
8614 PR optimization/8613
8615 * builtins.c (expand_builtin): Emit postincrements before expanding
8616 builtin functions.
8618 2003-02-21 Ben Elliston <bje@redhat.com>
8620 PR other/5634
8621 * doc/install.texi (Configuration): Explain using $HOME instead of
8622 the ~ metacharacter when referring to home directories.
8624 2003-02-20 Alexandre Oliva <aoliva@redhat.com>
8626 * configure.in (TARGET_SYSTEM_ROOT): Set default to
8627 ${exec_prefix}/${target_alias}/sys-root. Match explicit
8628 '${exec_prefix}' (in addition to the expansion thereof) as
8629 relocatable.
8630 * configure: Rebuilt.
8632 2003-02-20 Kazu Hirata <kazu@cs.umass.edu>
8634 * config/h8300/h8300.md (addhi3_incdec): Change the name to
8635 *addhi3_incdec.
8636 (addsi3_incdec): Change the name to *addsi3_incdec.
8638 2003-02-20 Roger Sayle <roger@eyesopen.com>
8640 * explow.c (force_reg): Avoid useless REG_EQUAL notes.
8642 2003-02-20 Toon Moene <toon@moene.indiv.nluug.nl>
8644 PR fortran/9038
8645 * c-opts.c (sanitize_cpp_opts): Add Fortran front end
8646 options to be ignored.
8647 (c_common_decode_option): Ignore them when preprocessing.
8649 2003-02-20 Jan Hubicka <jh@suse.cz>
8651 * toplev.c (flag_sched2_use_superblocks, flag_sched2_use_traces): New
8652 global variables.
8653 (lang_independent_options): Add -fsched2-use-superblocks
8654 -fsced2-use-traces.
8655 (rest_of_compilation): Deal with it.
8656 * invoke.texi (-fsched2-use-traces, fsched2-use-superblocks): Declare.
8657 * flags.h (flag_sched2_use_superblocks, flag_sched2_use_traces):
8658 Declare.
8659 * rtl.h (reg_to_stack): Update prototype.
8660 * reg-stack.c (reg_to_stack): Return when something has changed;
8661 update liveness when executing after superblock scheduling.
8663 * combine.c (simplify_shift_const): Simplify few special cases
8664 into constants.
8666 2003-02-20 David Edelsohn <edelsohn@gnu.org>
8668 * config/rs6000/rs6000.md: (attr "type"): Add fast_compare.
8669 (add.,subf.,neg.): Change attribute to fast_compare.
8670 All DFA descriptions updated.
8672 2003-02-20 Nathan Sidwell <nathan@codesourcery.com>
8674 Change base class access representation.
8675 * tree.h (TREE_VIA_PUBLIC, TREE_VIA_PROTECTED,
8676 TREE_VIA_PRIVATE): Remove.
8677 (BINFO_BASEACCESSES): New binfo elt.
8678 (BINFO_BASEACCESS): New accessor.
8679 (BINFO_ELTS): Increase.
8680 (TI_ACCESS_PUBLIC, TI_ACCESS_PROTECTED, TI_ACCESS_PRIVATE): New.
8681 (access_public_node, access_protected_node,
8682 access_private_node): New global nodes.
8683 * tree.c (build_common_tree_nodes_2): Initialize access nodes.
8684 * dbxout.c (dbxout_type): Adjust.
8685 * dwarf2out.c (gen_inheritance_die): Add access parameter.
8686 (gen_member_die): Adjust.
8687 * dwarfout.c (output_inheritance_die): ARG is array of two trees.
8688 (output_type): Adjust.
8689 * tree-dump.c (dequeue_and_dump): Adjust binfo dumping.
8691 Change base class access representation. Share virtual base
8692 binfos.
8693 * cp/call.c (build_special_member_call): Remove binfo_for_vbase
8694 call.
8695 * cp/class.c (build_base_path): Likewise.
8696 (build_primary_vtable): Adjust BINFO_NEW_VTABLE_MARKED use.
8697 (build_secondary_vtable): Remove FOR_TYPE arg. Adjust.
8698 (make_new_vtable): Adjust.
8699 (force_canonical_binfo_r): Delete.
8700 (force_canonical_binfo): Delete.
8701 (mark_primary_virtual_base): Delete.
8702 (dfs_unshared_virtual_bases): Delete.
8703 (mark_primary_bases): Adjust.
8704 (maybe_warn_about_overly_private_class): Adjust.
8705 (dfs_base_derived_from): Delete.
8706 (base_derived_from): Follow the inheritance chain.
8707 (struct find_final_overrider_data): Add vpath member.
8708 (dfs_find_final_overrider): Adjust.
8709 (dfs_find_final_overrider_q, dfs_find_final_overrider_post): New.
8710 (find_final_overrider): Adjust.
8711 (update_vtable_entry_for_fn): Adjust.
8712 (modify_all_vtables): Adjust.
8713 (walk_subobject_offsets): Adjust.
8714 (layout_nonempty_base_or_field): Adjust.
8715 (layout_empty_base): Remove last parameter. Adjust.
8716 (build_base_field): Adjust.
8717 (build_base_fields): Adjust.
8718 (propagate_binfo_offsets): Remove last parameter. Adjust.
8719 (dfs_set_offset_for_unshared_vbases): Delete.
8720 (layout_virtual_bases): Adjust.
8721 (finish_struct_1): Adjust.
8722 (init_class_processing): Don't init access nodes.
8723 (dfs_get_primary_binfo): Delete.
8724 (get_primary_binfo): Adjust.
8725 (dump_class_hierarchy_r): Remove most derived arg, add IGO
8726 parameter. Adjust.
8727 (dump_class_hierarchy): Adjust.
8728 (finish_vtbls): Adjust.
8729 (get_original_base): Delete.
8730 (build_vtt_inits): Adjust.
8731 (dfs_build_secondary_vptr_vtt_inits): Adjust.
8732 (dfs_ctor_vtable_bases_queue_p): Adjust.
8733 (build_ctor_vtbl_group): Adjust.
8734 (dfs_accumulate_vtbl_inits): Adjust.
8735 (build_vtbl_initializer): Adjust.
8736 (build_vbase_offset_vtbl_entries): Adjust.
8737 (add_vcall_offset_vtbl_entries_1): Adjust.
8738 * cp/cp-tree.h (CPTI_ACCESS_*): Remove.
8739 (access_*_node): Remove.
8740 (CANONICAL_BINFO): Delete.
8741 (BINFO_UNSHARED_MARKED): Remove.
8742 (BINFO_MARKED): Set LANG_FLAG_0 directly.
8743 (SET_BINFO_MARKED, CLEAR_BINFO_MARKED): Delete.
8744 (BINFO_VTABLE_PATH_MARKED): Set LANG_FLAG_3 directly.
8745 (SET_BINFO_VTABLE_PATH_MARKED, CLEAR_BINFO_VTABLE_PATH_MARKED):
8746 Delete.
8747 (BINFO_NEW_VTABLE_MARKED): Set LANG_FLAG_4 directly.
8748 (SET_BINFO_NEW_VTABLE_MARKED): Adjust.
8749 (SET_BINFO_PUSHDECLS_MARKED, CLEAR_BINFO_PUSHDECLS_MARKED):
8750 Delete.
8751 (BINFO_DEPENDENT_BASE_P): New.
8752 (dfs_walk, dfs_walk_real): Queue function takes derived binfo and
8753 index.
8754 (markedp, unmarkedp): Adjust.
8755 (dfs_unmarked_real_bases_queue_p, dfs_marked_real_bases_queue_p,
8756 dfs_skip_vbases, marked_vtable_pathp, unmarked_vtable_pathp,
8757 find_vbase_instance, binfo_for_vbase): Delete.
8758 (copied_binfo, original_binfo): Declare.
8759 (finish_base_specifier): Add virtual_p arg.
8760 (unshare_base_binfos): Delete.
8761 (copy_base_binfos): Declare.
8762 (reverse_path): Delete.
8763 * cp/decl.c (xref_basetypes): Access and virtuality passed
8764 differently. Don't copy direct base binfos here. Call
8765 copy_base_binfos.
8766 * cp/init.c (dfs_initialize_vtbl_ptrs): Adjust.
8767 (initialize_vtbl_ptrs): Adjust.
8768 (expand_member_init): Adjust.
8769 * cp/parser.c (cp_parser_base_specifier): Adjust.
8770 * cp/pt.c (instantiate_class_template): Adjust.
8771 (get_template_base_recursive): Adjust.
8772 * cp/rtti.c (get_pseudo_ti_init): Adjust.
8773 (get_pseudo_ti_desc): Adjust.
8774 * cp/tree.c (unshare_base_binfos): Rename to ...
8775 (copy_base_binfos): ... here, reimplement.
8776 (make_binfo): Set BINFO_DEPENDENT_BASE_P.
8777 (reverse_path): Remove.
8778 * cp/typeck.c (get_delta_difference): Adjust error messages.
8779 * cp/semantics.c (finish_base_specifier): Add virtual arg, adjust.
8780 * cp/search.c (lookup_base_r): Adjust.
8781 (dynamic_cast_base_recurse): Adjust.
8782 (canonical_binfo): Remove.
8783 (dfs_canonical_queue): Remove.
8784 (dfs_assert_unmarked_p): Remove.
8785 (assert_canonical_unmarked): Remove.
8786 (shared_marked_p, shared_unmarked_p): Remove.
8787 (BINFO_ACCESS, SET_BINFO_ACCESS): Use TREE_PUBLIC & TREE_PRIVATE.
8788 (dfs_access_in_type): Adjust.
8789 (access_in_type): Adjust.
8790 (dfs_accessible_queue_p): Adjust.
8791 (dfs_accessible_p): Adjust.
8792 (is_subobject_of_p_1, is_subobject_of_p): Remove.
8793 (struct lookup_field_info): Remove from_dep_base_p field.
8794 (lookup_field_queue_p): Adjust, test BINFO_DEPENDENT_BASE_P.
8795 (lookup_field_r): Remove dependent base code.
8796 (lookup_member): Likewise.
8797 (dfs_walk, dfs_walk_real): Add access arg to queue fn.
8798 (dfs_unmarked_real_bases_queue_p): Remove.
8799 (dfs_marked_real_bases_queue_p): Remove.
8800 (dfs_skip_vbases): Remove.
8801 (dfs_get_pure_virtuals): Adjust.
8802 (markedp, unmarkedp): Adjust.
8803 (marked_vtable_pathp, unmarked_vtable_pathp): Remove.
8804 (marked_pushdecls_p, unmarked_pushdecls_p): Adjust.
8805 (dfs_unmark): Adjust.
8806 (dfs_get_vbase_types):Remove.
8807 (dfs_build_inheritance_graph_order): Remove.
8808 (get_vbase_types): Remove
8809 (dfs_find_vbase_instance): Remove.
8810 (find_vbase_instance): Remove.
8811 (dfs_debug_unmarkedp): Adjust.
8812 (dependent_base_p): Remove.
8813 (dfs_push_type_decls): Adjust.
8814 (dfs_push_decls): Adjust.
8815 (dfs_no_overlap_yet): Adjust.
8816 (copied_binfo): New function.
8817 (original_binfo): New function.
8818 (binfo_for_vbase): Remove.
8820 Change base class access representation.
8821 * java/class.c (set_super_info): Don't set TREE_VIA_PUBLIC.
8822 (add_interface_do): Likewise.
8824 2003-02-20 David Edelsohn <edelsohn@gnu.org>
8826 * config/rs6000/sysv4.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
8827 * config/rs6000/power4.md (power4-store,power4-vecstore): New
8828 insn reservations.
8829 (power4-fpstore): Compact.
8831 2003-02-20 Kazu Hirata <kazu@cs.umass.edu>
8833 * config/h8300/h8300.md (*iorsi3_w): New.
8835 2003-02-20 Josef Zlomek <zlomekj@suse.cz>
8837 * combine.c (distribute_notes): Kill REG_EXEC_COUNT.
8838 * rtl.c (reg_note_name): Likewise.
8839 * rtl.h (enum reg_note): Likewise.
8840 * doc/invoke.texi: Likewise.
8841 * doc/rtl.texi: Likewise.
8843 2003-02-20 Josef Zlomek <zlomekj@suse.cz>
8845 * bb-reorder.c (find_traces_1_round): Fix comment typo.
8847 2003-02-19 Roger Sayle <roger@eyesopen.com>
8849 * fold-const.c (fold_real_zero_addition_p): Don't fold a zero
8850 addition in the presence of signaling NaNs.
8852 2003-02-19 Krister Walfridsson <cato@df.lth.se>
8854 * tm.texi (INIT_CUMULATIVE_ARGS): Fix typo.
8856 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
8858 * config/h8300/h8300.c (output_logical_op): Optimize or.l when
8859 ORing with 0xffff??00 with the highest bit of the ?? part set.
8860 (compute_logical_op_length): Update.
8861 (compute_logical_op_cc): Likewise.
8863 2003-02-19 Josef Zlomek <zlomekj@suse.cz>
8865 * bb-reorder.c (find_traces_1_round): Fixed condition for small
8866 destination block with multiple predecessors.
8867 (connect_traces): Check whether the block is a start of trace.
8869 2003-02-19 Jan Hubicka <jh@suse.cz>
8871 * calls.c (expand_call): Update call of INIT_CUMULATIVE_ARGS
8872 * function.c (assign_params): Likewise.
8873 * arm-protos.h (arm_init_cumulative_args): Update prototype.
8874 * arm.c (arm_init_cumulative_args): Update function.
8875 * arm.h (INIT_CUMULATIVE_ARGS): Update.
8876 * avr-protos.h (init_cumulative_args): Update prototype.
8877 * avr.c (init_cumulative_args): Update function.
8878 * avr.h (INIT_CUMULATIVE_ARGS): Update.
8879 * d30v-protos.h (d30v_init_cumulative_args): Update prototype.
8880 * d30v.c (d30v_init_cumulative_args): Update function.
8881 * d30v.h (INIT_CUMULATIVE_ARGS): Update.
8882 * frv-protos.h (frv_init_cumulative_args): Update prototype.
8883 * frv.c (frv_init_cumulative_args): Update function.
8884 * frv.h (INIT_CUMULATIVE_ARGS): Update.
8885 * mips.c (mips_expand_prolgue): Update call of INIT_CUMULATIVE_ARGS.
8886 * pa.h (INIT_CUMULATIVE_ARGS): Update.
8887 * sparc-protos.h (init_cumulative_args): Update prototype.
8888 * sparc.c (init_cumulative_args): Update function.
8889 * sparc.h (INIT_CUMULATIVE_ARGS): Update.
8890 * tm.texi (INIT_CUMULATIVE_ARGS): Update documentation.
8892 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
8894 * config/h8300/h8300.md (*iorsi3_two_qi_sext): New.
8895 (*ashiftsi_sextqi_7): Likewise.
8897 2003-02-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8899 * config/mips/iris6.h (TARGET_OS_CPP_BUILTINS): Define __c99 for
8900 ISO C99 and C++.
8902 * fixinc/inclhack.def (irix___restrict): Don't change __restrict
8903 for C++ on IRIX 6.5.1[89].
8904 * fixinc/tests/base/internal/sgimacros.h: New file.
8906 * fixinc/inclhack.def (irix_wcsftime): Use XPG5 variant for C99.
8907 * fixinc/tests/base/internal/wchar_core.h: New file.
8909 * fixinc/inclhack.def (irix_socklen_t): Fix broken IRIX 6.5.1[78]
8910 socklen_t definition.
8911 * fixinc/fixincl.x: Regenerate.
8912 * fixinc/tests/base/sys/socket.h: New file.
8913 Fixes PR libgcj/9652.
8915 2003-02-19 Jan Hubicka <jh@suse.cz>
8917 * i386.md (movsfcc_1, movdfcc_1): Fix constrains.
8919 2003-02-19 David Edelsohn <edelsohn@gnu.org>
8921 * config/rs6000/rs6000.c (rs6000_override_options): Initialize
8922 align_jumps_max_skip and align_loops_max_skip.
8924 2003-02-19 Thierry Moreau <thierry.moreau@connotech.com>
8926 * config/rs6000/rs6000.c (rs6000_encode_section_info): Do not
8927 test size if named section.
8929 2003-02-19 Daniel Jacobowitz <drow@mvista.com>
8931 * expr.c (expand_expr): Use gen_int_mode for the argument
8932 to gen_rtx_MULT.
8934 2003-02-19 Jan Hubicka <jh@suse.cz>
8936 * i386.md (cosxf2): Fix conditional.
8938 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
8940 * config/h8300/h8300.md (extendqisi2): Change to an expander.
8941 (*extendqisi2_h8300): New.
8942 (*extendqisi2_h8300hs): Likewise.
8944 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
8946 * config/h8300/h8300-protos.h: Update the prototype for
8947 split_adds_subs. Remove the prototypes for
8948 const_int_le_2_operand and const_int_le_6_operand.
8949 * config/h8300/h8300.c (split_adds_sub): Don't output inc/dec.
8950 (const_int_le_2_operand): Remove.
8951 (const_int_le_6_operand): Likewise.
8952 * config/h8300/h8300.h (PREDICATE_CODES): Remove the entries
8953 for const_int_le_2_operand and const_int_le_6_operand.
8954 * config/h8300/h8300.md: Update all uses of split_adds_subs.
8955 (a peephole2): New.
8957 2003-02-18 Jan Hubicka <jh@suse.cz>
8959 * cgraph.c (NPREDECESORC, SET_NPREDECESORS): Kill.
8960 (cgraph_expand_function): Rewrite.
8962 2003-02-18 Matt Austern <austern@apple.com>
8964 * toplev.c, langhooks.c, langhooks-def.h: Move
8965 write_global_declarations from toplev.c to langhooks.c.
8967 2003-02-18 Kazu Hirata <kazu@cs.umass.edu>
8969 * config/h8300/h8300.c (general_operand_src): Always check
8970 MODE.
8971 (general_operand_dst): Likewise.
8973 2003-02-18 Roger Sayle <roger@eyesopen.com>
8975 * convert.c (convert_to_real): Also optimize (float)log(x) into
8976 logf(x) where x is a float, i.e. also handle BUILT_IN_LOG{,L}.
8978 2003-02-18 Kaz Kojima <kkojima@gcc.gnu.org>
8980 * config/sh/sh.c (unspec_caller_rtx_p): New.
8981 (sh_cannot_copy_insn_p): New.
8982 (TARGET_CANNOT_COPY_INSN_P): New.
8984 2003-02-18 Richard Henderson <rth@redhat.com>
8986 * c-common.c (handle_used_attribute): Accept static data too.
8988 2003-02-18 Nick Clifton <nickc@redhat.com>
8989 Aldy Hernandez <aldyh@redhat.com>
8991 * testsuite/gcc.dg/20030218-1.c: New.
8993 * doc/tm.texi: Document TARGET_VECTOR_TYPES_COMPATIBLE.
8995 * target-def.h (TARGET_INITIALIZER): Add
8996 TARGET_VECTOR_TYPES_COMPATIBLE.
8997 (TARGET_VECTOR_TYPES_COMPATIBLE): New macro.
8999 * target.h (struct gcc_target): Add field vector_types_compatible.
9001 * c-typeck.c (comptypes): Take into account
9002 TARGET_VECTOR_TYPES_COMPATIBLE.
9003 (convert_for_assignment): Same.
9005 * config/rs6000/rs6000.c (is_ev64_opaque_type): New.
9006 (rs6000_spe_vector_types_compatible): New.
9007 (TARGET_VECTOR_TYPES_COMPATIBLE): Define.
9009 2003-02-19 Andreas Schwab <schwab@suse.de>
9011 * Makefile.in (toplev.o): Depend on $(LANGHOOKS_DEF_H).
9012 * toplev.c: Include langhooks-def.h.
9014 2003-02-18 Chris Demetriou <cgd@broadcom.com>
9016 * config/mips/mips.h (enum processor_type): Sort entries
9017 alphabetically.
9018 * config/mips/mips.md (define_attr cpu): Sync with processor_type
9019 enum values, including adding entries that were missing.
9021 2003-02-18 J"orn Rennecke <joern.rennecke@superh.com>
9023 * sh.c (calc_live_regs): Also check GET_CODE when checking if
9024 initial value for PR_REG is still the PR_REG register.
9026 2003-02-18 Jim Wilson <wilson@redhat.com>
9028 * config/ia64/ia64.md (floatdidf2, floatdisf2): Add %, before second
9029 instruction in output template.
9030 (bsp_value): Change output template from string to C code, add %,
9031 before actual instruction.
9032 (flushrs): Mark as not predicable.
9034 2003-02-18 Krister Walfridsson <cato@df.lth.se>
9036 * inclhack.def (netbsd_bogus_semicolon): New fix.
9037 * fixincl.x: Rebuilt.
9038 * tests/base/ctype.h: Update.
9040 2003-02-18 Roger Sayle <roger@eyesopen.com>
9042 * fold-const.c (negate_expr_p): New function to determine whether
9043 an expression can be negated cheaply.
9044 (fold) [MINUS_EXPR]: Use it to determine whether to transform
9045 -A - B into -B - A for floating point types.
9047 2003-02-18 Roger Sayle <roger@eyesopen.com>
9049 * sbitmap.c (sbitmap_resize): New function.
9050 * sbitmap.h (sbitmap_resize): Prototype here.
9051 * recog.c (split_all_insns): Use sbitmap_resize.
9053 2003-02-18 Kazu Hirata <kazu@cs.umass.edu>
9055 * config/h8300/h8300.md (*zero_extendhisi2_h8300): Fix the
9056 insn length.
9057 (extendqisi2): Likewise.
9058 (*extendhisi2_h8300): Likewise.
9060 2003-02-18 Matt Austern <austern@apple.com>
9062 * langhooks.h, langhooks-def.h: introduce new langhook,
9063 final_write_globals, with write_global_declarations as default.
9064 * toplev.c: Move invocation of wrapup_global_declarations from
9065 compile_file to new function, write_global_declarations. Change
9066 compile_file to use final_write_globals hook. Change
9067 wrapup_global_declarations so writing to DECL_DEFER_OUTPUT is
9068 conditional.
9070 2003-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9072 * pa.md: Correct and enhance comment.
9074 2003-02-18 Geoffrey Keating <geoffk@apple.com>
9076 * gcc.c (validate_switches): Don't scan past closing '}'.
9078 2003-02-18 Ben Elliston <bje@redhat.com>
9080 PR c++/1607
9081 * doc/extend.texi (Function Attributes): Document the effect of
9082 the C++ "this" parameter on the counting of arguments for the
9083 "format" and "format_arg" attributes.
9085 2003-02-17 Aldy Hernandez <aldyh@redhat.com>
9087 * config/rs6000/spe.h (__ev_stdd): Cast 2nd arg.
9088 (__ev_stdw): Same.
9089 (__ev_stdh): Same.
9091 2003-02-17 Jan Hubicka <jh@suse.cz>
9093 * recog.c (split_all_insns): Fix memory overflow.
9095 2003-02-17 Kazu Hirata <kazu@cs.umass.edu>
9097 * config/h8300/h8300.md (cmpqi): Remove mode from compare.
9098 (cmphi): Likewise.
9099 (*cmphi_h8300): Likewise.
9100 (*cmphi_h8300hs): Likewise.
9101 (cmpsi): Likewise.
9102 (7 peephole2): Likewise.
9104 2003-02-16 Jan Hubicka <jh@suse.cz>
9106 * c-typeck.c (build_c_cast): Fold constant variables into
9107 initial values.
9109 2003-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9111 * doc/install.texi (Specific): Fix link for m68k-att-sysv.
9112 (Binaries): Ditto for Sinix/Reliant Unix.
9114 2003-02-16 Richard Earnshaw <rearnsha@arm.com>
9116 * arm.c (arm_reload_in_hi): Ensure that the scratch register does
9117 not overlap the final result register.
9119 2003-02-16 Arend Bayer <arend.bayer@web.de>
9120 Richard Henderson <rth@redhat.com>
9122 PR c/8068
9123 * fold-const.c (extract_muldiv_1): Rename from extract_muldiv;
9124 rearrange mult arguments for less recursion.
9125 (extract_muldiv): New. Prevent runaway recursion.
9127 2003-02-16 Danny Smith <dannysmith@users.sourceforge.net>
9129 * config/i386/cygwin.h (TARGET_SUBTARGET_DEFAULT): Set
9130 MASK_ALIGN_DOUBLE.
9132 2003-02-15 Roger Sayle <roger@eyesopen.com>
9134 * config/i386/i386.c (x86_ext_80387_constants): Use 80387 insns
9135 to load mathematical constants on K6, Athlon, Pentium 4 and PPro.
9136 (ext_80387_constants_table): Global table of 80387 special constants
9137 guarded by ext_80387_constants_init flag when not initialized.
9138 (init_ext_80387_constants): New function to initialize this table.
9139 (standard_80387_constant_p): Extend to recognize extra 80387
9140 constants, in XFmode, on processors where this is a win.
9141 (standard_80387_constant_opcode): New function to return the
9142 opcode associated with standard_80387_constant_p.
9143 (standard_80387_constant_rtx): New function to return the XFmode
9144 CONST_DOUBLE associated with standard_80387_constant_p.
9145 (ix86_rtx_costs): Give the new constants the same cost as 1.0.
9147 * config/i386/i386-protos.h (standard_80387_constant_opcode):
9148 Prototype here.
9149 (standard_80387_constant_rtx): Likewise.
9151 * config/i386/i386.md (*movsf1, *movsf1_nointerunit, *movdf_nointeger,
9152 *movdf_integer, *movxf_nointeger, *movtf_nointeger, *movxf_integer,
9153 *movtf_integer): Simplify using new standard_80387_constant_opcode.
9155 2003-02-15 Geoffrey Keating <geoffk@apple.com>
9157 * doc/invoke.texi (Optimize Options): Correct @option syntax.
9159 2003-02-15 Richard Henderson <rth@redhat.com>
9161 * Makefile.in (cfglayout.o): Depend on TARGET_H.
9162 * cfglayout.c: Include target.h.
9163 (cfg_layout_can_duplicate_bb_p): Check targetm.cannot_copy_insn_p.
9164 * target-def.h (TARGET_CANNOT_COPY_INSN_P): New.
9165 * target.h (struct gcc_target): Add cannot_copy_insn_p.
9167 * config/alpha/alpha.c (alpha_cannot_copy_insn_p): New.
9168 (TARGET_CANNOT_COPY_INSN_P): New.
9169 (override_options): Revert 2003-02-08 hack.
9171 2003-02-15 Richard Henderson <rth@redhat.com>
9173 * gcse.c (bypass_block): Use BLOCK_FOR_INSN for resolving LABEL_REFs.
9174 (bypass_conditional_jumps): Accept computed_jump_p insns as well.
9176 2003-02-15 David Edelsohn <edelsohn@gnu.org>
9178 * config/rs6000/rs6000.h (processor_type): Add PPC440.
9179 * config/rs6000/rs6000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
9180 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
9181 TARGET_SCHED_VARIABLE_ISSUE): Define.
9182 (rs6000_use_dfa_pipeline_interface): New function.
9183 (rs6000_multipass_dfa_lookahead): New Function.
9184 (rs6000_variable_issue): New function.
9185 (rs6000_adjust_cost): Add CMP and DELAYED_CR types.
9186 (rs6000_issue_rate): Add PPC440.
9187 * config/rs6000/rs6000.md (unspec list): Correct typo.
9188 (attr "type"): Add load_ext, load_ext_u, load_ext_ux, load_u,
9189 store_ux, store_u, fpload_ux, fpload_u, fpstore_ux, fpstore_u,
9190 cmp, delayed_cr, mfcr, mtcr.
9191 (automata_option): Set "ndfa".
9192 (extendMMNN2): Update attributes.
9193 (movcc_internal1): Discourage move to non-cr0. Update
9194 attributes.
9195 (movMM_update): Update attributes.
9196 (cmpMM_internal): Update attributes.
9197 (sCC CR materialization): Update attributes.
9198 (branch patterns): Do not discourage non-cr0.
9199 (cr logical patterns): Prefer destructive register allocation.
9200 Update attributes.
9201 (movesi_from_cr): Update attribute.
9202 (mtcrf_operation): Update attribute.
9203 (mtcrfsi): Update attribute.
9204 * config/rs6000/40x.md: New file.
9205 * config/rs6000/603.md: New file.
9206 * config/rs6000/6xx.md: New file.
9207 * config/rs6000/7450.md: New file.
9208 * config/rs6000/7xx.md: New file.
9209 * config/rs6000/mpc.md: New file.
9210 * config/rs6000/power4.md: New file.
9211 * config/rs6000/rios1.md: New file.
9212 * config/rs6000/rios2.md: New file.
9213 * config/rs6000/rs64.md: New file.
9214 [Some DFA descriptions based on work by Michael Hayes]
9216 2003-02-15 Richard Henderson <rth@redhat.com>
9218 * bb-reorder.c (find_traces_1_round): Don't connect easy to copy
9219 successors with multiple predecessors.
9220 (connect_traces): Try harder to copy traces of length 1.
9222 * function.h (struct function): Add computed_goto_common_label,
9223 computed_goto_common_reg.
9224 * function.c (free_after_compilation): Zap them.
9225 * stmt.c (expand_computed_goto): Use them to produce one
9226 indirect branch per function.
9228 2003-02-15 Richard Henderson <rth@redhat.com>
9230 * cfgcleanup.c: Include params.h.
9231 (try_crossjump_bb): Use PARAM_MAX_CROSSJUMP_EDGES. Fix test for
9232 too many outgoing edges from a block.
9233 * Makefile.in (cfgcleanup.o): Depend on PARAMS_H.
9234 * params.def (max-crossjump-edges): New.
9235 * doc/invoke.texi: Document it.
9237 2003-02-15 Richard Henderson <rth@redhat.com>
9239 * recog.c (split_all_insns): Include new blocks in life update;
9240 do a global life update.
9242 2003-02-15 Danny Smith <dannysmith@users.sourceforge.net>
9244 * config/i386/mingw32.h (LIBGCC_SPEC): Add libmingwex.a.
9245 Update copyright.
9246 * config/i386/cygwin.h (LIBGCC_SPEC): Add libmingwex.a for
9247 -mno-cygwin case.
9249 2003-02-14 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
9251 PR optimization/7702
9252 * reload1.c (reload_cse_simplify_set): Honor
9253 CANNOT_CHANGE_MODE_CLASS.
9255 2003-02-14 Alexandre Oliva <aoliva@redhat.com>
9257 * config/mn10300/mn10300.c (mn10300_wide_const_load_uses_clr): New
9258 function.
9259 * config/mn10300/mn10300-protos.h: Declare it.
9260 * config/mn10300/mn10300.md (movdi, movdf): Use it to compute
9261 attribute cc of instructions that may use clr.
9263 2003-02-14 Kazu Hirata <kazu@cs.umass.edu>
9265 * simplify-rtx.c (simplify_binary_operation): Simplify ~y when
9266 (x - (x & y)) is found.
9268 2003-02-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9270 * configure.in: Fix typo.
9271 * configure: Regenerate.
9273 2003-02-14 Kazu Hirata <kazu@cs.umass.edu>
9275 * config/h8300/h8300.md (*iorsi2_and_1_lshiftrt_1): New.
9277 2003-02-13 Adam Nemet <anemet@lnxw.com>
9279 PR opt/2391
9280 * combine.c: Fix spelling in comment.
9281 (cached_nonzero_bits): New function.
9282 (cached_num_sign_bit_copies): New function.
9283 (nonzero_bits_with_known): New macro.
9284 (num_sign_bit_copies_with_known): New macro.
9285 (nonzero_bits1): Rename from nonzero_bits. Add three new
9286 arguments. Change calls from nonzero_bits to
9287 nonzero_bits_with_known.
9288 (num_sign_bit_copies1): Rename from num_sign_bit_copies. Add
9289 three new arguments. Change calls from num_sign_bit_copies to
9290 num_sign_bit_copies_with_known.
9291 (nonzero_bits): New macro.
9292 (num_sign_bit_copies): New macro.
9293 (update_table_tick): Don't traverse identical subexpression more
9294 than once.
9295 (get_last_value_validate): Likewise.
9297 2003-02-13 Zack Weinberg <zack@codesourcery.com>
9299 * emit-rtl.c (init_emit): Use ggc_alloc for regno_reg_rtx.
9300 * function.h (struct emit_status): Length of regno_pointer_align
9301 and x_regno_reg_rtx as seen by gengtype is only x_reg_rtx_no,
9302 not regno_pointer_align_length (i.e. length actually used, not
9303 length as allocated)
9305 * config/i386/i386.c (struct stack_local_entry): New.
9306 (struct machine_function): Replace huge array with alist.
9307 (assign_386_stack_local): Change to match.
9309 2003-02-13 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9311 * inclhack.def (hpux_long_double): Tighten select and add bypass
9312 regexp.
9313 * fixincl.x: Rebuilt.
9315 2003-02-13 Josef Zlomek <zlomekj@suse.cz>
9317 * cfgcleanup.c (outgoing_edges_match): When there is single outgoing
9318 edge and block ends with a jump insn it must be simple jump.
9320 2003-02-13 Daniel Jacobowitz <drow@mvista.com>
9322 * Makefile.in (PREPROCESSOR_DEFINES): Add
9323 @TARGET_SYSTEM_ROOT_DEFINE@.
9324 * configure.in (PREFIX_INCLUDE_DIR): Don't define if $with_sysroot
9325 is specified or if building a cross compiler.
9326 (TARGET_SYSTEM_ROOT_DEFINE): Add TARGET_SYSTEM_ROOT_RELOCATABLE
9327 if the sysroot is under $exec_prefix.
9328 * configure: Regenerated.
9329 * cppdefault.h: Use native include paths if TARGET_SYSTEM_ROOT is
9330 defined.
9331 (struct default_include): Add add_sysroot field.
9332 (cpp_SYSROOT): Declare.
9333 * cppdefault.c (cpp_include_defaults): Fill in add_sysroot
9334 field.
9335 (cpp_SYSROOT): New variable.
9336 * cppinit.c (cpp_create_reader): Initialize
9337 CPP_OPTION (pfile, sysroot).
9338 (init_standard_includes): Handle add_sysroot. Do not
9339 add unrelocated copies of relocated directories.
9340 (COMMAND_LINE_OPTIONS): Add -isysroot.
9341 (cpp_handle_option): Handle -isysroot.
9342 * cpplib.h (struct cpp_options): Add sysroot member.
9343 * gcc.c (The Specs Language): Update description of %I.
9344 (target_system_root_changed): New variable.
9345 (process_command): Conditionalize make_relative_prefix call
9346 on !VMS and TARGET_SYSTEM_ROOT_RELOCATABLE. Set
9347 target_system_root_changed.
9348 (do_spec_1): Add -isysroot to %I.
9349 * doc/invoke.texi (Spec Files): Update description of %I.
9350 * doc/install.texi (--with-sysroot): Update comment about
9351 relocation.
9353 2003-02-13 Kazu Hirata <kazu@cs.umass.edu>
9355 * config/h8300/h8300.md (a peephole2): New.
9357 2003-02-13 Robert Lipe <robertlipe@usa.net>
9358 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9360 * doc/install.texi (Specific): Update three SCO-related URLs.
9362 2003-02-13 Andreas Schwab <schwab@suse.de>
9364 * cgraph.c (SET_NPREDECESORS): Add intermediate cast to size_t.
9365 Parenthesize properly.
9366 (NPREDECESORS): Parenthesize properly.
9368 2003-02-13 Gabriel Dos Reis <gdr@integrable-solutions.net>
9370 * timevar.h (POP_TIMEVAR_AND_RETURN): New macro.
9372 2003-02-12 Roger Sayle <roger@eyesopen.com>
9374 * config/i386/i386.md (UNSPEC_FPATAN): New UNSPEC constant.
9375 (atan2sf3, atan2df3, atan2xf3, atan2tf3): New patterns.
9377 * reg-stack.c (subst_stack_regs_pat): Add support for binary
9378 UNSPEC instructions (e.g. "fpatan").
9380 2003-02-12 Mike Stump <mrs@apple.com>
9382 * varray.c (element_size): Remove.
9383 (uses_ggc): Remove.
9384 (element): Add.
9385 (varray_init): Use new interface.
9386 (varray_grow): Use new interface.
9387 (varray_clear): Use new interface.
9389 2003-02-12 Aldy Hernandez <aldyh@redhat.com>
9391 * config/rs6000/spe.h: Add casts to the arguments of the following
9392 macros: evfsabs, evfsnabs, evfsneg, evfsadd, evfssub, evfsmul,
9393 evfsdiv, evfscfui, evfscfsi evfscfuf evfscfsf, evfsctui, evfsctsi,
9394 evfsctuf, evfsctsf, evfsctuiz, evfsctsiz, __ev_get_upper*,
9395 __ev_get_lower*, __ev_get_u32, __ev_get_s32, __ev_get_fs,
9396 __ev_get_u16, __ev_get_s16.
9398 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
9400 * config/h8300/h8300.md (a peephole2): New.
9402 2003-02-12 Jan Hubicka <jh@suse.cz>
9404 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-unit-at-a-time
9405 (OBJS): Add callgraph.o
9406 (callgraph.o): New.
9407 * c-decl.c (expand_body_1): Break out from ...
9408 (expand_body): This one; change calling convention
9409 (finish_function): Move some of expand_body logic here.
9410 (c_expand_deferred_function): Update call of expand_body
9411 (c_expand_stmt): Use c_expand_body_1.
9412 * c-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define.
9413 * c-objc-commin.c (c_objc_common_finish_file): Use callgraph code.
9414 * c-tree.h (c_expand_body): Declare.
9415 * callgraph.c: New file.
9416 * flags.h (flag_unit_at_a_time): Declare.
9417 * langhooks.h (LANG_HOOKS_CALLGRAPH_LOWER_FUNCTION,
9418 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION,
9419 LANG_HOOKS_CALLGRAPH_INITIALIZER): New macros.
9420 * langhooks.h (struct lang_hooks_for_callgraph): New.
9421 (struct lang_hooks): Add callgraph field.
9422 * toplev.c (flag_unit_at_a_time): New.
9423 (lang_independent_options): Add flag_unit_at_a_time.
9424 (process_options): Disable unit-at-a-time mode for frontends not
9425 supporting callgraph.
9426 * tree-inline.c (typedef struct inline_data): Add "decl"
9427 (expand_call_inline): Update callgraph.
9428 (optimize_inline_calls): Set id.decl.
9429 * tree.h (cgraph_finalize_function, cgraph_finalize_compilation_unit,
9430 cgraph_create_edges, dump_cgraph, cgraph_optimize, cgraph_remove_call
9431 cgraph_calls_p): Declare.
9432 * invoke.texi (-funit-at-a-time): Document
9434 2003-02-12 Aldy Hernandez <aldyh@redhat.com>
9436 * config/rs6000/spe.h: Fix misc formatting.
9437 (__ev_create_ufix32_fs): Cast ev argument.
9438 (__ev_create_sfix32_fs): Same.
9439 (__ev_get_sfix32_fs_internal): Cast arguments to builtins.
9440 (__ev_get_ufix32_fs_internal): Same.
9442 2003-02-12 Ranjit Mathew <rmathew@hotmail.com>
9444 * doc/tm.texi (MODIFY_JNI_METHOD_CALL): Document.
9445 * config/i386/cygwin.h (MODIFY_JNI_METHOD_CALL): New macro.
9447 2003-02-12 Zack Weinberg <zack@codesourcery.com>
9449 * cpplib.c (do_include_common): Move warnings for
9450 #include_next and #import out to callers. Use early-return
9451 instead of nested ifs. Don't do check_eol here.
9452 (parse_include): Do check_eol here with the rest of the
9453 parsing stuff.
9454 (do_include_next, do_import): Now handle warnings.
9456 2003-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9458 * doc/install.texi (Specific): Update AVR- and Darwin-related URLs.
9460 2003-02-12 Jan Hubicka <jh@suse.cz>
9462 * predict.c (estimate_probability): Fix roundoff error.
9464 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
9466 * config/h8300/h8300.md (a peephole2): Don't handle 65535.
9467 (two peephole2): New.
9469 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
9471 * config/h8300/h8300.md (several peephole2): Replace
9472 find_regno_note with peep2_reg_dead_p.
9474 2003-02-11 Richard Henderson <rth@redhat.com>
9476 * gcse.c (lookup_set): Remove unused argument PAT. Update
9477 both callers.
9479 2003-02-11 Geoffrey Keating <geoffk@apple.com>
9481 * diagnostic.c (real_abort): New.
9482 (diagnostic_report_diagnostic): Call real_abort on error.
9483 * diagnostic.h (diagnostic_abort_on_error): New.
9484 (struct diagnostic_context): Add abort_on_error field.
9485 * toplev.c (setup_core_dumping): New.
9486 (decode_d_option): Handle 'H' case.
9487 * doc/invoke.texi (Debugging Options): Document -dH.
9489 2003-02-11 Nathanael Nerode <neroden@gcc.gnu.org>
9491 * Makefile.in: Remove pointless setting of CXXFLAGS for dejagnu
9492 which refers to obsolete directories.
9494 2003-02-11 Richard Henderson <rth@redhat.com>
9496 * config/alpha/linux.h (TARGET_C99_FUNCTIONS): New.
9498 2002-10-21 Jan Hubicka <jh@suse.cz>
9500 * i386.c (contains_128bit_aligned_vector_p): New function.
9501 (ix86_function_arg_boundary): Properly align vector modes.
9503 2003-02-11 Bob Wilson <bob.wilson@acm.org>
9505 * config/xtensa/xtensa.md (set_frame_ptr): Change rtl to set reg a7.
9506 * config/xtensa/xtensa.c (xtensa_reorg): Search for UNSPECV_SET_FP
9507 as a SET pattern.
9509 2003-02-11 Roger Sayle <roger@eyesopen.com>
9511 * builtins.c: Fix failure caused by commiting wrong patch.
9513 2003-02-11 Dale Johannesen <dalej@apple.com>
9514 * ra-build.c (compare_and_free_webs): Relax checking.
9515 * config/rs6000/darwin.h (HOT_TEXT_SECTION_NAME): Define.
9516 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
9518 2003-02-11 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
9520 PR optimization/9651
9521 * rtlanal.c (may_trap_p): Handle FIX.
9523 2003-02-11 Dave Jones <davej@codemonkey.org.uk>
9525 * config/i386/i386.c (override_options): Define c3-2 as a 686 with SSE.
9526 * doc/invoke.texi: Extra alias.
9528 2003-02-11 Geoffrey Keating <geoffk@apple.com>
9530 * config/rs6000/host-darwin.c: Fix comment.
9532 2003-02-11 David Edelsohn <edelsohn@gnu.org>
9534 * config/rs6000/rs6000.md (divmodsi4): Use register_operand
9535 predicate for mod result.
9537 2003-02-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9539 * inclhack.def (hpux_long_double, hpux10_ctype_declarations1,
9540 hpux10_ctype_declarations2, hpux_ctype_macros): New hacks.
9541 * fixincl.x: Rebuilt.
9542 * tests/base/stdlib.h: Update.
9543 * tests/base/ctype.h: New file.
9545 2003-02-11 Jan Hubicka <jh@suse.cz>
9547 * emit-rtl.c (emit_copy_of_insn_after): Copy insn recog cache too.
9549 2003-02-11 Richard Henderson <rth@redhat.com>
9551 * config/i386/i386.c (ix86_expand_movstr): Fail if esi or edi
9552 appropriated as globals.
9553 (ix86_expand_clrstr): Similarly.
9554 * config/i386/i386.md (cmpstrsi): Similarly.
9556 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
9558 * config/h8300/h8300.md (a peephole2): Add a case of 255.
9560 2003-02-11 Roger Sayle <roger@eyesopen.com>
9562 * optabs.h (enum optab_index): Add new OTI_pow and OTI_atan2.
9563 (pow_optab, atan2_optab): Define corresponding macros.
9564 * optabs.c (init_optabs): Initialize pow_optab and atan2_optab.
9565 * genopinit.c (optabs): Implement pow_optab and atan2_optab
9566 using pow?f3 and atan2?f3 patterns.
9567 * builtins.c (expand_errno_check): New function to update errno
9568 if necessary, split out from expand_builtin_mathfn.
9569 (expand_builtin_mathfn): Use expand_errno_check.
9570 (expand_builtin_mathfn_2): New function to handle expanding binary
9571 math functions, reusing the code in expand_errno_check.
9572 (expand_builtin): Handle the pow and atan2 math built-ins,
9573 BUILT_IN_{POW,POWF,POWL,ATAN2,ATAN2F,ATAN2L} via the new function
9574 expand_builtin_mathfn_2.
9576 * doc/md.texi: Document new pow?f3 and atan2?f3 patterns.
9578 2003-02-11 Jan Hubicka <jh@suse.cz>
9580 * combine.c (combine_simplify_rtx): Fix folding of
9581 nested float_truncates.
9583 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
9585 * config/h8300/h8300.md (a peephole2): Fix a typo.
9587 2003-02-11 Richard Earnshaw <rearnsha@arm.com>
9589 * arm.mc (return_address_mask): Use CC_REGNUM for the condition code
9590 register number.
9592 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
9594 * config/h8300/h8300-protos.h: Add a prototype for
9595 gtuleu_operator.
9596 * config/h8300/h8300.c (gtuleu_operator): New.
9597 * config/h8300/h8300.h (PREDICATE_CODES): Add gtuleu_operator.
9598 * config/h8300/h8300.md (a peephole2): New.
9600 2003-02-11 Jan Hubicka <jh@suse.cz>
9602 * sched-ebb.c (schedule_ebbs): Do not verify_flow_info.
9604 2003-02-11 Jan Hubicka <jh@suse.cz>
9606 * predict.c (choose_function_section): Choose sections correctly.
9608 2003-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9610 * reload1.c (first_label_num): New.
9611 (reload): Index offsets_known_at and offsets_at using difference of
9612 label number and first label number. Don't use offset pointers.
9613 (set_label_offsets, set_initial_label_offsets): Likewise.
9615 2003-02-10 Roger Sayle <roger@eyesopen.com>
9617 * mips-tfile.c (init_file): Add missing initializers in the
9618 "#ifdef __alpha" case.
9619 (file_offset, max_file_offset): Declare as unsigned long.
9620 (write_varray): Cast to "unsigned long" in comparisons against
9621 either file_offset or max_file_offset.
9622 (write_object): Likewise.
9623 (read_seek): Likewise.
9624 (copy_object): Likewise. Declare "ifd" as int to match its use
9625 in add_ext_symbol, and avoid signed/unsigned conditional warning.
9627 2003-02-10 Nick Clifton <nickc@redhat.com>
9628 Aldy Hernandez <aldyh@redhat.com>
9630 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Do not
9631 override options which have been specified on the command line.
9633 2003-02-10 Kazu Hirata <kazu@cs.umass.edu>
9635 * config/h8300/h8300.md (abssf2): New.
9636 (*abssf2_h8300): Likewise.
9637 (*abssf2_h8300hs): Likewise.
9639 2003-02-10 Phil Edwards <pme@gcc.gnu.org>
9641 * tree.c (build_tree_list): Fix parameter names in comment.
9643 2003-02-10 Janis Johnson <janis187@us.ibm.com>
9645 * config/rs6000/ppc64-fp.c: New file.
9646 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
9648 2003-02-10 Josef Zlomek <zlomekj@suse.cz>
9650 * Makefile.in (bb-reorder.o): Add dependency on $(FIBHEAP_H).
9651 * bb-reorder.c (make_reorder_chain): Deleted.
9652 (make_reorder_chain_1): Deleted.
9653 (find_traces): New function.
9654 (rotate_loop): New function.
9655 (mark_bb_visited): New function.
9656 (find_traces_1_round): New function.
9657 (copy_bb): New function.
9658 (bb_to_key): New function.
9659 (better_edge_p): New function.
9660 (connect_traces): New function.
9661 (copy_bb_p): New function.
9662 (get_uncond_jump_length): New function.
9663 (reorder_basic_blocks): Use new functions (Software Trace Cache).
9664 * cfgcleanup.c (outgoing_edges_match): Enable crossjumping across loop
9665 boundaries.
9667 2003-02-10 Aldy Hernandez <aldyh@redhat.com>
9669 * config/rs6000/rs6000.c (bdesc_2arg): Change spe_evxor to xorv2si3.
9671 2003-02-09 Dan Nicolaescu <dann@ics.uci.edu>
9673 * tree.h (struct tree_decl): Remove unused live_range_rtl field.
9674 (DECL_LIVE_RANGE_RTL): Remove.
9676 2003-02-10 Nick Clifton <nickc@redhat.com>
9678 * config/arm/aof.h, config/arm/aout.h, config/arm/arm-modes.def,
9679 config/arm/arm-protos.h, config/arm/arm.c, config/arm/arm.h,
9680 config/arm/arm.md, config/arm/cirrus.md, config/arm/coff.h,
9681 config/arm/conix-elf.h, config/arm/ecos-elf.h, config/arm/elf.h,
9682 config/arm/freebsd.h, config/arm/linux-elf.h,
9683 config/arm/linux-gas.h, config/arm/netbsd-elf.h,
9684 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
9685 config/arm/rtems-elf.h, config/arm/semi.h, config/arm/semiaof.h,
9686 config/arm/strongarm-coff.h, config/arm/strongarm-elf.h,
9687 config/arm/strongarm-pe.h, config/arm/uclinux-elf.h,
9688 config/arm/unknown-elf-oabi.h, config/arm/unknown-elf.h,
9689 config/arm/xscale-elf.h: Replace occurances of "GNU CC" with "GCC"
9690 and reformat as appropriate.
9692 2003-02-10 Kazu Hirata <kazu@cs.umass.edu>
9694 * config/h8300/clzsi2.c: Remove.
9695 * config/h8300/ctzsi2.c: Likewise.
9696 * config/h8300/paritysi2.c: Likewise.
9697 * config/h8300/popcountsi2.c: Likewise.
9698 * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Remove clzsi2,
9699 ctzsi2, paritysi2, and popcountsi2.
9701 2003-02-10 Eric Botcazou <ebotcazou@libertysurf.fr>
9702 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9704 PR c/7741
9705 * c-decl.c (duplicate_decls): Discard the initializer of the
9706 new decl when the types are conflicting.
9708 2003-02-10 Josef Zlomek <zlomekj@suse.cz>
9710 * Makefile.in (sreal.o): Added.
9711 (predict.o): Depends on sreal.h instead of real.h.
9712 * sreal.c: New file.
9713 * sreal.h: New file.
9714 * predict.c: Use sreal.c instead of real.c.
9716 2003-02-10 Nick Clifton <nickc@redhat.com>
9718 * Contributed support for the Cirrus EP9312 "Maverick"
9719 floating point co-processor. Written by Aldy Hernandez
9720 <aldyh@redhat.com>.
9721 (config/arm/arm.c): Add Cirrus support.
9722 (config/arm/arm.h): Likewise.
9723 (config/arm/aout.h): Likewise.
9724 (config/arm/arm.md): Likewise.
9725 (config/arm/arm-protos.h): Likewise.
9726 (config.gcc): Likewise.
9727 (doc/invoke.texi): Describe new -mcpu value and new
9728 -mcirrus-fix-invalid-insns switch,
9729 (cirrus.md): New file.
9731 2003-02-10 Jan Hubicka <jh@suse.cz>
9733 * combine.c (combine_simplify_rtx): Simplify using
9734 (float_truncate (float x)) is (float x)
9735 (float_extend (float_extend x)) is (float_extend x).
9737 2003-02-10 Alan Modra <amodra@bigpond.net.au>
9739 * calls.c (try_to_integrate): Tidy stack_usage_map access.
9740 (emit_library_call_value_1): Likewise. Formatting.
9741 (store_one_arg): Likewise.
9743 2003-02-09 Nick Clifton <nickc@redhat.com>
9744 Aldy Hernandez <aldyh@redhat.com>
9746 * config/rs6000/spe.md: spe_evlhhesplat, spe_evlhhossplat,
9747 spe_evlhhousplat, spe_evlwhsplat, spe_evlwwsplat, spe_evldd,
9748 spe_evldh, spe_evldw, spe_evlwhe, spe_evlwhos, spe_evlwhou,
9749 spe_evstdd, spe_evstdh, spe_evstdw, spe_evstdwx, spe_evstwhe,
9750 spe_evstwho, spe_evstwwe, spe_evstwwo: Fix syntax to match newest
9751 docs. Add range test for immediate value.
9753 2003-02-09 Aldy Hernandez <aldyh@redhat.com>
9755 Rename spe_evxor to xorv2si3.
9756 (xorv4hi3): New.
9757 (xorv1di3): New.
9759 2003-02-10 Glen Nakamura <glen@imodulo.com>
9761 * doc/extend.texi (C++98 Thread-Local Edits): Add missing @item
9762 tag.
9764 2003-02-10 Jan Hubicka <jh@suse.cz>
9766 * i386.c (vector_move_operand): New predicate.
9767 (ix86_expand_vector_move): Be happy about 0.
9768 * i386.h (PREDICATE_CODES): Add sse-move_operand.
9769 * i386.md (mov*_internal): Add 'C' alternative.
9771 2003-02-09 Jan Hubicka <jh@suse.cz>
9773 * i386.md (floathi*): Deal with SSE.
9775 2003-02-09 Jan Hubicka <jh@suse.cz>
9777 * simplify-rtx.c (simplify_unary_operation,
9778 simplify_binary_operation): Deal with vector modes
9779 (simplify_ternary_operation): Deal with no-op VEC_MERGE.
9781 2003-02-09 Richard Sandiford <rsandifo@redhat.com>
9783 * toplev.c (rest_of_compilation): Recompute register usage after
9784 split_all_insns.
9786 2003-02-09 Richard Henderson <rth@redhat.com>
9788 * libgcc-std.ver (__clztf2): New.
9789 (__ctztf2, __popcounttf2, __paritytf2): New.
9790 * libgcc2.c (__clzSI2, __clzDI2, __ctzSI2, __ctzDI2, __popcountSI2,
9791 __popcountDI2, __paritySI2, __parityDI2): Use UWmode and UDWmode;
9792 adjust code to match the different type sizes.
9793 * libgcc2.h (__clzSI2, __ctzSI2, __popcountSI2, __paritySI2,
9794 __clzDI2, __ctzDI2, __popcountDI2, __parityDI2): New macros.
9796 * optabs.c (init_integral_libfuncs): Don't hard-code SImode and
9797 TImode; select word_mode and twice that.
9798 (init_floating_libfuncs): Don't hard-code SFmode and TFmode;
9799 select the modes from float, double, and long double.
9800 (init_optabs): Remove duplicate initializations.
9802 2003-02-09 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
9804 * doc/install.texi: Squeeze and streamline section on
9805 testing and regression checking.
9807 2003-02-09 Jan Hubicka <jh@suse.cz>
9809 * i386.md (ahi?v*3): Set third operand type to TImode.
9810 * i386.c (ix86_expand_binop_builtin): Extend operand when needed.
9812 * simplify-rtx.c (simplify_subreg): Fix conversion from vector into
9813 integer mode.
9815 * rtl.def (VEC_MERGE, VEC_SELECT, VEC_CONCAT, VEC_DUPLICATE):
9816 Change code so they are arithmetic expressions now.
9817 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
9818 simplify_ternary_operation): Deal with VEC_* expressions.
9820 * i386.md (vmaskcmp, pinsrw, movd patterns): Fix RTL representation.
9822 2003-02-08 Jan Hubicka <jh@suse.cz>
9824 * cfgrtl.c (verify_flow_info): Use control_flow_insn_p.
9825 * reload1.c (fixup_abnormal_edges): Split basic blocks when EH edges
9826 possibly got duplicated.
9828 2003-02-08 Richard Henderson <rth@redhat.com>
9830 * config/alpha/alpha.c (override_options): Turn off explicit
9831 relocs until post-peep2 code duplication resolved.
9833 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
9835 * optabs.c (expand_unop): Widen clz properly when clz is done
9836 via libcall.
9838 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
9840 * config/h8300/clzsi2.c: Replace "GNU CC" with "GCC".
9841 * config/h8300/crti.asm: Likewise.
9842 * config/h8300/crtn.asm: Likewise.
9843 * config/h8300/ctzsi2.c: Likewise.
9844 * config/h8300/fixunssfsi.c: Likewise.
9845 * config/h8300/h8300-protos.h: Likewise.
9846 * config/h8300/h8300.c: Likewise.
9847 * config/h8300/h8300.h: Likewise.
9848 * config/h8300/h8300.md: Likewise.
9849 * config/h8300/paritysi2.c: Likewise.
9850 * config/h8300/popcountsi2.c: Likewise.
9851 * config/h8300/rtems.h: Likewise.
9853 2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9855 * doc/invoke.texi: Documentation for my previous commit.
9856 * doc/passes.texi: Ditto.
9858 2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9860 * cfgloop.h (fix_loop_placement, can_duplicate_loop_p,
9861 duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
9862 Declare.
9863 (DLTHE_FLAG_UPDATE_FREQ): New.
9864 * cfgloopmanip.c (duplicate_loop, duplicate_subloops, copy_loops_to,
9865 loop_redirect_edge, loop_delete_branch_edge, copy_bbs, remove_bbs,
9866 rpe_enum_p, find_branch, alp_enum_p, add_loop, fix_loop_placements,
9867 fix_bb_placement, fix_bb_placements, place_new_loop,
9868 scale_loop_frequencies, scale_bbs_frequencies, record_exit_edges):
9869 New static functions.
9870 (fix_loop_placement, can_duplicate_loop_p,
9871 duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
9872 New functions.
9874 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize,
9875 unswitch_loops): Declare.
9876 * loop-init.c: New file.
9877 * loop-unswitch.c: New file.
9878 * Makefile.in (loop-init.o, loop-unswitch.o): New.
9879 * params.def (PARAM_MAX_UNSWITCH_INSNS, PARAM_MAX_UNSWITCH_LEVEL): New.
9880 * toplev.c (DFI_loop2): New dump.
9881 (flag_unswitch_loops): New.
9882 (lang_independent_options): Add it.
9883 (rest_of_compilation): Call new loop optimizer.
9884 (parse_options_and_default_flags): Turn flag_unswitch_loops on with -O3.
9886 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
9888 * config/h8300/clzsi2.c: New.
9889 * config/h8300/ctzsi2.c: Likewise.
9890 * config/h8300/paritysi2.c: Likewise.
9891 * config/h8300/popcountsi2.c: Likewise.
9892 * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Add above files.
9894 2003-02-07 David Edelsohn <edelsohn@gnu.org>
9896 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9897 * config/rs6000/rs6000.md (clzsi2): Rename from cntlzw2.
9898 (ctzsi2): New pattern.
9899 (ffssi2): Use clz instead of unspec.
9900 (clzdi2): Rename from cntlzd2.
9901 (ctzdi2): New pattern.
9902 (ffsdi2): Use clz instead of unspec.
9904 2003-02-07 Loren James Rittle <ljrittle@acm.org>
9906 * config/alpha/freebsd.h (LINK_SPEC): Weaken error to notice.
9907 * config/ia64/freebsd.h (LINK_SPEC): Likewise.
9908 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
9909 * config/i386/freebsd.h (LINK_SPEC): Add clause to mirror other arches.
9911 2003-02-07 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
9913 * doc/trouble.texi: Document pitfalls of two-stage name lookup.
9915 2003-02-07 Richard Henderson <rth@redhat.com>
9917 PR 9226
9918 * gcse.c (local_cprop_find_used_regs): New.
9919 (local_cprop_pass): Use it.
9921 2003-02-07 Fred Fish <fnf@intrinsity.com>
9923 * mips-tfile.c (parse_def): Parenthesize assignments to fix
9924 precedence bugs.
9926 2003-02-07 Segher Boessenkool <segher@koffie.nl>
9928 * genoutput.c (output_get_insn_name): Handle NOOP_MOVE_INSN_CODE.
9930 2003-02-07 Roger Sayle <roger@eyesopen.com>
9932 * builtin-types.def (BT_FN_FLOAT_FLOAT_FLOAT): New built-in type.
9933 (BT_FN_LONG_DOUBLE_LONG_DOUBLE_LONG_DOUBLE): Likewise.
9934 (BT_FN_DOUBLE_DOUBLE_DOUBLE): Likewise.
9935 * builtins.def: Define pow, powf, powl, atan2, atan2f and atan2l
9936 builtin functions (and their __builtin_* variants).
9937 * builtins.c (mathfn_built_in): Handle missing log{,f,l} cases.
9938 (expand_builtin): Don't expand log{,f,l}, pow{,f,l} or atan2{,f,l}
9939 when not optimizing.
9941 * doc/extend.texi: Document new pow and atan2 builtins, and
9942 their float and long double variants. Realphabetize builtins.
9944 2003-02-07 Jan Hubicka <jh@suse.cz>
9946 * i386.md (sse2_nandv2di3): Fix.
9948 2003-03-07 Danny Smith <dannysmith@users.sourceforge.net>
9950 * config/i386/i386.h (MS_AGGREGATE_RETURN): New define.
9951 * config/i386/cygwin.h (MS_AGGREGATE_RETURN): Override default
9952 definition.
9953 * config/i386/i386.h (ix86_return_in_memory): Return aggregate
9954 types of up to 8 bytes via registers if MS_AGGREGATE_RETURN.
9956 2003-02-07 Jan Hubicka <jh@suse.cz>
9958 * i386.md (movdi_rex64_1): Fix mmx<->int move opcode.
9960 2003-02-07 Daniel Berlin <dberlin@dberlin.org>
9962 * cfg.c (dump_flow_info): Add back accidently deleted line.
9964 2003-02-07 Andrey Petrov <petrov@netbsd.org>
9966 * optabs.c (expand_float): Search wider integer modes first.
9968 2003-02-07 Bob Wilson <bob.wilson@acm.org>
9970 * config/xtensa/xtensa.h (LIBGCC2_WORDS_BIG_ENDIAN): Set this
9971 based on preprocessor flag.
9973 2003-02-07 Roger Sayle <roger@eyesopen.com>
9974 Richard Henderson <rth@redhat.com>
9976 * gcse.c (implicit_sets): New.
9977 (compute_hash_table_work): Include them in hash table.
9978 (find_implicit_sets, fis_get_condition): New.
9979 (one_cprop_pass): Allocate and free implicit_sets; call
9980 find_implicit_sets before building hash table.
9982 2003-02-07 Jason Thorpe <thorpej@wasabisystems.com>
9984 * config/t-netbsd (USER_H): Revert previous change.
9986 2003-02-07 Gabor Greif <ggreif@lucent.com>
9988 * doc/c-tree.texi (Namespaces): Fix typo.
9990 2003-02-07 Jan Hubicka <jh@suse.cz>
9992 * regrename.c (do_replace, find_oldest_value_reg,
9993 copyprop_hardreg_forward_1): Update register attributes.
9995 2003-02-06 Vladimir Makarov <vmakarov@redhat.com>
9997 * genautomata.c (VLA_PTR_CREATE, VLA_PTR_EXPAND, VLA_PTR_ADD,
9998 VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD): Use temporay
9999 variables starting with underscore.
10000 (struct unit_usage): New structure.
10001 (unit_usages, cycle_alt_unit_usages): New global variables.
10002 (check_unit_distribution_in_reserv): Remove it.
10003 (store_alt_unit_usage): New function.
10004 (check_regexp_units_distribution): Rewrite it.
10006 2003-02-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10008 * config.gcc (hppa*-*-linux*): Set MASK_NO_SPACE_REGS in
10009 target_cpu_default.
10010 * pa.c (attr_length_call): Add 8 to call length (long indirect PA 1.X)
10011 if not MASK_NO_SPACE_REGS.
10012 (output_call): Adjust return pointer, don't load new space register
10013 into %sr0, and use %sr4 for call if TARGET_NO_SPACE_REGS is true.
10014 (pa_asm_output_mi_thunk): Don't load new space register into %sr0 if
10015 TARGET_NO_SPACE_REGS is true.
10016 * pa.md (return_external_pic): Add TARGET_NO_SPACE_REGS to insn
10017 conditions.
10018 (epilogue): Always use return_internal if TARGET_NO_SPACE_REGS is true.
10019 (interspace_jump): Add new pattern for when TARGET_NO_SPACE_REGS is
10020 true. Use bve when TARGET_64BIT is true.
10022 2003-02-06 Richard Henderson <rth@redhat.com>
10024 * combine.c (nonzero_bits): Fix double break.
10026 2003-02-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10027 Richard Henderson <rth@redhat.com>
10029 PR c/9530
10030 * config/i386/i386.c (ix86_function_ok_for_sibcall): Forbid sibcalls
10031 from functions that return a float to functions that don't.
10033 2003-02-06 Jan Hubicka <jh@suse.cz>
10035 * i386.c (x86_inter_unit_moves): New variable.
10036 (ix86_secondary_memory_needed): Fix 64bit case, honor
10037 TARGET_INTER_UNIT_MOVES
10038 * i386.h (x86_inter_unit_moves): Declare.
10039 (TARGET_INTER_UNIT_MOVES): New macro.
10040 * i386.md (movsi_1): Cleanup constraints; disable
10041 when not doing inter-unit moves.
10042 (movsi_1_nointernunit): New.
10043 (movdi_1_rex64): Fix constraints; deal with SSE->GPR moves.
10044 (movdi_1_rex64_nointerunit): New.
10045 (mivsf_1): disable when not doing inter-unit moves.
10046 (movsf_1_nointerunit): New.
10048 * basic-block.h (inside_basic_block_p): Declare.
10049 * cfgbuild.c (inside_basic_block_p): Make global.
10050 * haifa-sched.c (unlink_other_notes0: Deal with NOT_INSN_BASIC_BLOCK.
10051 * scheudle-ebb.c (schedule_ebb): Return last basic block of trace;
10052 update CFG.
10053 (fix_basic_block_boundaries, add_missing_bbs): New.
10054 (rank): Use profile.
10055 (scheudle_ebbs): Rely on CFG; update coments.
10057 2003-02-05 Geoffrey Keating <geoffk@apple.com>
10059 * Makefile.in (host_hook_obj): New.
10060 (OBJS): Add $(host_hook_obj).
10061 (host_default.o): New rule.
10062 * config.gcc (host_hook_obj): New, default to host-default.o.
10063 (powerpc-*-darwin*): Use host-darwin.o.
10064 (out_host_hook_obj): New.
10065 * configure: Regenerate.
10066 * configure.in: Print information about out_host_hook_obj, substitute
10067 into output files.
10068 * host-default.c: New file.
10069 * hosthooks.h: New file.
10070 * toplev.c (general_init): Call host_hooks.extra_signals.
10071 * config/rs6000/host-darwin.c: New file.
10072 * config/rs6000/x-darwin: New file.
10073 * doc/hostconfig.texi: Add documentation for new host hook.
10074 Rearrange existing documentation.
10076 2003-02-05 Roger Sayle <roger@eyesopen.com>
10078 * dwarf2out.c (mem_loc_descriptor): Replace ASM_SIMPLIFY_DWARF_ADDR
10079 with *targetm.delegitimize_address.
10080 (rtl_for_decl_location): Likewise.
10081 * dwarfout.c (output_mem_loc_descriptor): Likewise. Include target.h.
10082 * Makefile.in (dwarf2out.c, dwarfout.c): Depend upon $(TARGET_H)
10084 * config/i386/i386.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
10085 * config/i386/i386-protos.h (i386_simplify_dwarf_addr): Remove
10086 prototype.
10087 * config/i386/i386.c (ix86_delegitimize_address): Renamed from
10088 i386_simplify_dwarf_addr. Made static. Prototyped.
10089 (TARGET_DELEGITIMIZE_ADDRESS): Update definition from
10090 i386_simplify_dwarf_addr to ix86_delegitimize_address.
10091 (ix86_find_base_term): Likewise.
10092 (maybe_get_pool_constant): Likewise.
10094 * config/s390/s390.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
10095 * config/s390/s390-protos.h (s390_simplify_dwarf_addr): Remove
10096 prototype.
10097 * config/s390/s390.c (s390_delegitimize_address): Renamed from
10098 s390_simplify_dwarf_addr. Made static. Prototyped.
10099 (TARGET_DELEGITIMIZE_ADDRESS): Define as s390_delegitimize_address.
10101 2003-02-05 Richard Henderson <rth@redhat.com>
10103 PR c/8602
10104 * integrate.c (output_inline_function): Reset input_filename
10105 and lineno from the decl before rest_of_compilation.
10107 2003-02-05 Richard Henderson <rth@redhat.com>
10109 * defaults.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
10110 (CTZ_DEFINED_VALUE_AT_ZERO): New.
10111 * doc/rtl.texi, doc/tm.texi: Document them.
10113 * combine.c (nonzero_bits) [CLZ, CTZ]: Handle the definedness
10114 of the value at zero properly.
10115 * fold-const.c (tree_expr_nonnegative_p): Likewise.
10116 * simplify-rtx.c (simplify_unary_operation): Likewise.
10118 * config/alpha/alpha.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
10119 (CTZ_DEFINED_VALUE_AT_ZERO): New.
10121 * config/arm/arm.c (TARGET_INIT_BUILTINS): Remove.
10122 (TARGET_EXPAND_BUILTIN): Remove.
10123 (def_builtin, arm_init_builtins, arm_expand_builtin): Remove.
10124 * config/arm/arm.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
10125 (enum arm_builtins): Remove.
10126 * config/arm/arm.md (UNSPEC_CLZ): Remove.
10127 (clzsi2): Rename from clz; use clz instead of unspec.
10128 (ctzsi2): New.
10129 * config/arm/arm-protos.h: Update.
10131 2003-02-05 Jan Hubicka <jh@suse.cz>
10133 * i386-protos.h (x86_emit_floatuns): Declare.
10134 * i386.c (x86_emit_floatuns): New global function.
10135 * i386.md (floatunssisf2, floatunsdisf2,
10136 floatunsdidf2): New patterns.
10138 2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10140 * cfgloopmanip.c (force_single_succ_latches): Fix missindentation.
10142 2003-02-05 Hans Boehm <Hans.Boehm@hp.com>
10144 * config/ia64/unwind-ia64.c: include coretypes.h, tm.h to get
10145 config/ia64/linux.h
10147 2003-02-05 Roger Sayle <roger@eyesopen.com>
10149 * cfgloop.h (flow_bb_inside_loop_p): Correct prototype again.
10151 2003-02-05 Jakub Jelinek <jakub@redhat.com>
10153 PR optimization/8555
10154 * config/i386/i386.md (sse_mov?fcc split): Handle op2 == op3 case
10155 instead of aborting.
10157 2003-02-04 Richard Henderson <rth@redhat.com>
10159 * config/i386/i386.md (UNSPEC_BSF): Remove.
10160 (ffssi2): Split into cmove and no_cmove insns and splitters;
10161 lose pentium float trick for now.
10162 (ffssi_1): Add * to name; use CTZ instead of UNSPEC.
10163 (ctzsi2, clzsi2, bsr): New.
10165 2003-02-04 Richard Henderson <rth@redhat.com>
10167 * config/ia64/ia64.c (rtx_needs_barrier): Handle POPCOUNT,
10168 UNSPEC_GETF_EXP; remove UNSPEC_POPCNT.
10169 * config/ia64/ia64.md (UNSPEC_POPCNT): Remove.
10170 (ffsdi2): Use popcount instead of unspec.
10171 (popcountdi2): Rename from *popcnt.
10172 (ctzdi2, clzdi2, getf_exp_tf): New.
10174 2003-02-04 Kazu Hirata <kazu@cs.umass.edu>
10176 * genconfig.c (main): Generate CC0_P.
10177 * rtl.h (CC0_P): Remove.
10179 2003-02-04 Richard Henderson <rth@redhat.com>
10181 * libgcc2.h, libgcc2.c (__ffsSI2): New.
10182 (__ffsDI2): Rename from __ffsdi2.
10183 * mklibgcc.in (lib2funcs): Add _ffssi2.
10185 2003-02-04 Richard Henderson <rth@redhat.com>
10187 * libgcc2.c (__paritysi2, __paritydi2): Replace last two reduction
10188 rounds with a "bit table" lookup.
10190 2003-02-04 Ulrich Weigand <uweigand@de.ibm.com>
10192 * reload.c (find_reloads): Do not use the mode specified in the insn
10193 pattern as reload mode for address operands. Do not generate optional
10194 reloads for operands where a mandatory reload was already pushed.
10196 2003-02-04 Richard Henderson <rth@redhat.com>
10198 * longlong.h [alpha] (count_leading_zeros, count_trailing_zeros): Use
10199 builtins instead of inline assembly.
10201 2003-02-04 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
10203 PR c/9376
10204 * libgcc2.c (__subvdi3): Fix typo.
10206 2003-02-04 Jan Hubicka <jh@suse.cz>
10208 * i386.md (movti_rex64): Fix constraint.
10210 2003-02-04 Jan Hubicka <jh@suse.cz>
10212 * i386.md (vector push splitters): Fix typo in resolving conflict.
10214 2003-02-04 Rodney Brown <rbrown64@csc.com.au>
10216 * config/i386/i386.c (x86_function_profiler): Fix typo in format.
10218 2003-02-04 Phil Edwards <pme@gcc.gnu.org>
10220 * doc/install.texi (*-*-linux-gnu): Mention glibc requirements
10221 for recent libstdc++. Remove formatting cruft.
10223 2003-02-04 Jakub Jelinek <jakub@redhat.com>
10225 * dwarf2out.c (dwarf2out_finish): Add AT_comp_dir
10226 attribute even if input file name is absolute, but one of the
10227 includes is relative.
10229 2003-02-04 Joseph S. Myers <jsm@polyomino.org.uk>
10231 * doc/gcc.texi, doc/gccint.texi, doc/gcov.texi,
10232 doc/include/fdl.texi, doc/invoke.texi: Update to GFDL 1.2.
10233 * doc/install.texi: Update copyright dates. Update to GFDL 1.2.
10235 2003-02-03 Richard Henderson <rth@redhat.com>
10237 * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
10238 __popcountsi2, __popcountdi2, __paritysi2, __paritydi2): Change
10239 return type to "int". Shuffle declarations and undef int trap.
10240 * libgcc2.h: Remove their declarations.
10241 * optabs.c (expand_unop): Force outmode to int for bitops.
10243 2003-02-03 Bob Wilson <bob.wilson@acm.org>
10245 * config/xtensa/xtensa.c (order_regs_for_local_alloc): Order the
10246 coprocessor registers before floating-point registers.
10247 * config/xtensa/xtensa.h (REG_ALLOC_ORDER): Adjust register numbers
10248 to account for a previously removed register.
10249 (SPEC_REG_FIRST, SPEC_REG_LAST, SPEC_REG_NUM, COUNT_REGISTER_REGNUM):
10250 Delete unused macros.
10252 2003-02-03 Jan Hubicka <jh@suse.cz>
10254 * i386.c (ix86_expand_store_builtin): Always force op1 to register.
10255 (mov*_internal): Fix predicates; require one of operands to not be
10256 memory.
10257 (SSE?MMX move expanders): Fix predicates; force one of operands to
10258 register.
10259 (SSE/MMX push patterns): Reorganize; fix x86-64 code generation.
10260 (movups/movupd/movdqu patterns): Force one of operands to not be
10261 memory.
10263 2003-02-03 Roger Sayle <roger@eyesopen.com>
10265 * hooks.c (hook_rtx_rtx_identity): Generic hook function that
10266 takes a single rtx and returns it unmodified.
10267 * hooks.h (hook_rtx_rtx_identity): Prototype here.
10268 * target.h (struct gcc_target): Add "delegitimize_address"
10269 field to target structure.
10270 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Provide default
10271 for delegitimize_address target using hook_rtx_rtx_identity.
10272 (TARGET_INITIALIZER): Initialize delegitimize_address field
10273 using TARGET_DELEGITIMIZE_ADDRESS macro.
10274 * simplify-rtx.c (avoid_constant_pool_reference): Handle float
10275 extensions of constant pool references. Use delegitimize_address
10276 to undo the obfuscation of "-fpic".
10277 * Makefile.in (simplify-rtx.o): Add dependency on target.h.
10279 * config/i386/i386.c (TARGET_DELEGITIMIZE_ADDRESS): Define as
10280 i386_simplify_dwarf_addr.
10281 (ix86_find_base_term): Simplify using i386_simplify_dwarf_addr.
10282 (maybe_get_pool_constant): Likewise.
10284 2003-02-03 Jan Hubicka <jh@suse.cz>
10286 * i386.c (ix86_expand_int_movcc): Fix setcc sign bit case.
10288 2003-02-03 Jan Hubicka <jh@suse.cz>
10290 * regclass.c (cannot_change_mode_set_regs): Correct argument order.
10292 2003-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10294 * mips/_tilib.c: Don't include tsystem.h or defaults.h. Don't
10295 define LIBGCC2_WORDS_BIG_ENDIAN. Include coretypes.h and tm.h.
10297 2003-02-02 Andreas Schwab <schwab@suse.de>
10299 * varasm.c (asm_output_aligned_bss): Declare as possibly unused.
10301 2003-02-02 Richard Earnshaw <rearnsha@arm.com>
10303 * arm.md (sibcall_epilogue): Set the "conds" to "clob".
10304 (epilogue_insns): Likewise.
10306 2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10308 * doc/install.texi (hppa*-hp-hpux11*): Update installation notes.
10310 2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10312 * pa-protos.h (attr_length_millicode_call): Remove second argument.
10313 (attr_length_indirect_call, attr_length_indirect_call,
10314 attr_length_save_restore_dltp): New prototypes.
10315 * pa.c (attr_length_millicode_call): Remove second argument. Check
10316 INSN_ADDRESSES_SET_P in distance calculation.
10317 (output_millicode_call): Check INSN_ADDRESSES_SET_P before using
10318 INSN_ADDRESSES.
10319 (attr_length_call): Check INSN_ADDRESSES_SET_P in distance calculation.
10320 (output_call): Check INSN_ADDRESSES_SET_P before using INSN_ADDRESSES.
10321 Call attr_length_call directly.
10322 (attr_length_indirect_call, output_indirect_call,
10323 attr_length_save_restore_dltp): New functions.
10324 * pa.md (attr_length_millicode_call): Drop second argument from all
10325 patterns.
10326 (return_internal_pic): Delete.
10327 (return_external_pic): Remove use of PIC register and pic operand and
10328 flag checks.
10329 (epilogue): Use return_internal for both normal and pic code.
10330 (call, call_value): Emit new 32-bit pic patterns for symref and
10331 indirect calls. Remove uses for arg pointer and pic register.
10332 (call_symref_pic, call_symref_pic_post_reload, call_reg_pic,
10333 call_reg_pic_post_reload, call_val_symref_pic,
10334 call_val_symref_pic_post_reload, call_val_reg_pic,
10335 call_val_reg_pic_post_reload): New pre and post reload insn patterns.
10336 Implement define_split and define_peephole2 patterns for pre reload
10337 patterns.
10338 (call_symref_64bit, call_internal_reg_64bit, call_value_symref_64bit,
10339 call_value_internal_reg_64bit): Shorten names.
10340 (all call patterns): Explicitly indicate registers used and clobbered.
10341 Use attr_length_indirect_call and attr_length_save_restore_dltp for
10342 attribute length calculation. Move code generation for indirect calls
10343 to output_indirect_call.
10344 (sibcall, sibcall_value): Don't restore PIC register.
10345 (exception_receiver, builtin_setjmp_receiver): Add blockage after PIC
10346 register retore.
10348 2003-02-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10350 * doc/install.texi (Testing): Simplify and compress instructions
10351 concerning Dejagnu.
10353 2003-02-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10355 * collect2.c (pexecute_pid): Rename to pid.
10356 (collect_wait, collect_execute, scan_prog_file, scan_libraries): Use
10357 pid.
10359 2003-02-01 Geoffrey Keating <geoffk@apple.com>
10361 * doc/extend.texi (Function Attributes): Remove documentation
10362 for PowerPC Windows NT function attributes..
10364 2003-02-01 Daniel Jacobowitz <drow@mvista.com>
10366 * dwarf2out.c (gen_type_die): Check for typedefs before calling
10367 for TYPE_MAIN_VARIANT.
10369 2003-02-01 Richard Henderson <rth@redhat.com>
10371 * libgcc2.c: Include auto-host.h.
10372 (ATTRIBUTE_HIDDEN): New.
10373 (__clz_tab): Don't declare here for clz and ctz.
10374 (__clzsi2, __clzdi2): Use count_leading_zeros.
10375 (__ctzsi2, __ctzdi2): Use count_trailing_zeros.
10376 (__popcount_tab): Mark ATTRIBUTE_HIDDEN.
10377 (__paritysi2, __paritydi2): Use shifts instead of __popcount_tab.
10378 * longlong.h (__clz_tab): Mark ATTRIBUTE_HIDDEN.
10380 2003-02-01 Richard Henderson <rth@redhat.com>
10382 * config/i386/i386.md (addsi_1_zext splitter): Add TARGET_64BIT
10383 to the conditional.
10384 (ashlsi3_1_zext splitter): Likewise.
10386 2003-02-01 Richard Henderson <rth@redhat.com>
10388 * optabs.c (expand_unop): Use word_mode for outmode of bit scaners.
10389 * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
10390 __popcountsi2, __popcountdi2, __paritysi2 __paritydi2): Change
10391 return type to Wtype.
10393 * libgcc-std.ver (GCC_3.4): Fix inheritance.
10395 * config/i386/i386.md (ffssi2): Use nonimmediate_operand for
10396 expander input constraint.
10398 2003-02-01 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
10400 * optabs.h (optab_index): Add OTI_clz, OTI_ctz, OTI_popcount and
10401 OTI_parity.
10402 (clz_optab, ctz_optab, popcount_optab, parity_optab): New.
10403 * optabs.c (widen_clz, expand_parity): New.
10404 (expand_unop): Handle clz and parity. Hardcode SImode as outmode
10405 for libcalls to clz, ctz, popcount, and parity.
10406 (init_optabs): Init clz_optab, ctz_optab, popcount_optab and
10407 parity_optab, and set up libfunc handlers.
10408 * libgcc2.c (__clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
10409 __popcountsi2, __popcountdi2, __paritysi2 __paritydi2,
10410 __popcount_tab): New.
10411 * libgcc2.h: Declare them.
10412 * libgcc-std.ver (GCC_3.4): Add new functions from libgcc2.c.
10413 * genopinit.c (optabs): Add clz_optab, ctz_optab, popcount_optab
10414 and parity_optab.
10415 * builtin-types.def (BT_FN_INT_LONG, BT_FN_INT_LONGLONG): New.
10416 * builtins.def (BUILT_IN_CLZ, BUILT_IN_CTZ, BUILT_IN_POPCOUNT,
10417 BUILT_IN_PARITY, BUILT_IN_FFSL, BUILT_IN_CLZL, BUILT_IN_CTZL,
10418 BUILT_IN_POPCOUNTL, BUILT_IN_PARITYL, BUILT_IN_FFSLL,
10419 BUILT_IN_CLZLL, BUILT_IN_CTZLL, BUILT_IN_POPCOUNTLL,
10420 BUILT_IN_PARITYLL): New.
10421 * builtins.c (expand_builtin_unop): Rename from expand_builtin_ffs
10422 and add optab argument.
10423 (expand_builtin): Expand BUILT_IN_{FFS,CLZ,POPCOUNT,PARITY}*.
10424 * tree.def (CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR, PARITY_EXPR): New.
10425 * expr.c (expand_expr): Handle them.
10426 * fold-const.c (tree_expr_nonnegative_p): Likewise.
10427 * rtl.def (CLZ, CTZ, POPCOUNT, PARITY): New.
10428 * reload1.c (eliminate_regs): Handle them.
10429 (elimination_effects): Likewise.
10430 * function.c (instantiate_virtual_regs_1): Likewise
10431 * genattrtab.c (check_attr_value): Likewise.
10432 * simplify-rtx.c (simplify_unary_operation): Likewise.
10433 * c-common.c (c_common_truthvalue_conversion): Handle POPCOUNT_EXPR.
10434 * combine.c (combine_simplify_rtx): Handle POPCOUNT and PARITY.
10435 (nonzero_bits): Handle CLZ, CTZ, POPCOUNT and PARITY.
10436 * config/alpha/alpha.md (clzdi2, ctzdi2, popcountdi2): New.
10437 * config/arm/arm.c (arm_init_builtins): Rename __builtin_clz to
10438 __builtin_arm_clz.
10439 * Makefile.in (LIB2FUNCS_1, LIB2FUNCS_2): Move...
10440 * mklibgcc.in (lib2funcs): ...here and merge. Add new members.
10441 * doc/extend.texi (Other Builtins): Add new builtins.
10442 * doc/md.texi (Standard Names): Add new patterns.
10444 2003-02-01 Ulrich Weigand <uweigand@de.ibm.com>
10446 * reload.c: Revert 2003-01-31 change.
10448 2003-02-01 Jan Hubicka <jh@suse.cz>
10450 * combine.c (combine_simplify_rtx): Use reversed_comparison_code_parts.
10452 2003-02-01 Richard Sandiford <rsandifo@redhat.com>
10454 * flags.h (flag_volatile): Remove declaration.
10455 (flag_volatile_global, flag_volatile_static): Likewise.
10456 * c-typeck.c (build_indirect_ref): Don't check flag_volatile.
10457 * toplev.c (flag_volatile): Remove definition.
10458 (flag_volatile_global, flag_volatile_static): Likewise.
10459 (f_options): Remove corresponding entries here.
10460 * varasm.c (make_decl_rtl): Don't check flag_volatile_global
10461 or flag_volatile_static.
10462 * doc/invoke.texi: Remove documentation of -fvolatile,
10463 -fvolatile-global and -fvolatile-static.
10465 2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10467 * pa.c (pa_output_function_prologue, pa_output_function_epilogue): Move
10468 updating of total_code_bytes from prologue to epilogue.
10470 2003-01-31 Ulrich Weigand <uweigand@de.ibm.com>
10472 * reload.c (find_reloads): Do not use the mode specified in the insn
10473 pattern as reload mode for address operands. Do not generate optional
10474 reloads for operands where a mandatory reload was already pushed.
10475 Generate optional reloads only in the final pass though find_reloads.
10476 (have_replacement_p): New function.
10478 2003-01-31 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10480 * doc/install.texi (Testing): Remove a reference to our obsolete
10481 /testresults web pages and strip redundant information concerning
10482 test results.
10483 (Binaries): Refer to Microsoft Windows instead of listing all
10484 possible variants.
10486 2003-02-01 Jan Hubicka <jh@suse.cz>
10488 * loop.c (emit_prefetch_instructions): Do conversion at right place in
10489 RTL chain.
10491 * combine.c (simplify_set): Reverse order of ragumetns to
10492 REG_CANNOT_CHANGE_MODE_P
10493 * df.c (df_def_record_1): Likewise.
10494 * recog.c (register_operand): Likewise.
10495 * simplify-rtx.c (simplify_subreg): Likewise.
10496 * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Update use of
10497 CANNOT_CHANGE_MODE_CLASS.
10498 * regclass.c (cannot_change_mode_set_regs, invalid_mode_change_p):
10499 Likewise.
10500 * reload.c (push_reload): Likewise.
10501 * alpha.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10502 * ia64.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10503 * mips.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10504 * mips-protos.h (mips_cannot_change_mode_class): Update prototype.
10505 * mips.c (mips_cannot_change_mode_class): Update.
10506 * pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10507 * rs6000.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10508 * s390.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10509 * sh.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10510 * sh-protos.h (sh_cannot_change_mode_class): Update prototype.
10511 * sh.c (sh_cannot_change_mode_class): Update.
10512 * i386.h (CANNOT_CHANGE_MODE_CLASS): New.
10513 * tm.texi (CANNOT_CHANGE_MODE_CLASS): Update documentation.
10515 2003-01-31 Geoffrey Keating <geoffk@apple.com>
10517 * config/darwin.h (LINK_COMMAND_SPEC): Update for Nathan's recent
10518 change to LINK_COMMAND_SPEC in gcc.c.
10520 2003-01-31 Jan Hubicka <jh@suse.cz>
10522 PR c/9506
10523 * i386.c (override_options): Use DEFAULT_PCC_STRUCT_RETURN.
10525 2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10527 * pa32-regs.h (REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Delete
10528 duplicated code.
10530 2003-01-31 Nathan Sidwell <nathan@codesourcery.com>
10532 * tree.h (TYPE_BINFO_SIZE, TYPE_BINFO_SIZE_UNIT): Remove.
10533 (BINFO_ELTS): New #define.
10534 * stor-layout.c (finalize_record_size): Don't set them.
10535 * cp/cp-tree.h (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX,
10536 BINFO_PRIMARY_BASE_OF): Use BINFO_ELTS.
10537 (BINFO_LANG_ELTS): New #define.
10538 * cp/tree.c (make_binfo): Use BINFO_LANG_ELTS.
10539 * java/class.c (make_class): Use BINFO_ELTS.
10540 (set_super_info): Likewse.
10541 (add_interface_do): Likewise.
10542 * objc/objc-act.c (start_class): Use BINFO_ELTS.
10544 2003-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10546 * timevar.c (getrusage): Don't ever declare if not HAVE_GETRUSAGE.
10547 (times): Don't ever declare if not HAVE_TIMES.
10548 (clock): Don't ever declare if not HAVE_CLOCK.
10550 2003-01-30 Richard Henderson <rth@redhat.com>
10552 * flow.c (update_life_info): Zap life info after cleanup_cfg.
10553 (regno_uninitialized): Use correct live at function entry set.
10554 (regno_clobbered_at_setjmp): Likewise.
10556 * expr.c (store_expr): Promote all MEM intermediates to regs.
10558 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
10560 * config/arm/arm.c: Fix comment typos.
10561 * config/arm/arm.h: Likewise.
10562 * config/arm/netbsd-elf.h: Likewise.
10563 * config/arm/netbsd.h: Likewise.
10565 2003-01-30 Geoffrey Keating <geoffk@apple.com>
10567 * gengtype.c (struct walk_type_data): Add needs_cast_p.
10568 (walk_type): Set needs_cast_p in walk_type_data.
10569 (write_types_process_field): Supply casts when required to suppress
10570 warnings.
10571 (write_root): Cast gt_pch_n_S to suppress warning.
10572 * Makefile.in: Remove -Wno-error from gtype-desc.o and c-decl.o.
10573 * config/rs6000/rs6000.c (print_operand): Mask off high bits only
10574 when they might exist.
10575 * config/rs6000/t-rs6000: Remove -Wno-error from varasm.o,
10576 insn-conditions.o, and rs6000.o.
10578 2003-01-30 Richard Henderson <rth@redhat.com>
10580 * ggc-page.c (G.context_depth_allocations): New.
10581 (G.context_depth_collections): New.
10582 (alloc_page): Set G.context_depth_allocations.
10583 (ggc_collect): Set G.context_depth_collections.
10584 (ggc_push_context): Limit to HOST_BITS_PER_LONG contexts.
10585 (ggc_pop_context): Early exit for no allocations or collections.
10587 2003-01-30 Richard Henderson <rth@redhat.com>
10589 * tree-inline.c (walk_tree): Streamline duplicate hash table lookup.
10591 2003-01-30 Richard Earnshaw <rearnsha@arm.com>
10593 * arm.c (arm_compute_initial_elimination_offset): If optimizing for
10594 size, the link register is always saved if any other register is
10595 saved.
10597 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
10599 * config/h8300/h8300-protos.h: Update the prototype for
10600 compute_plussi_cc.
10601 (cpp_reader): Declare before it is used.
10602 * config/h8300/h8300.c (compute_plussi_cc): Change the return
10603 type to int.
10604 * config/h8300/h8300.md (monitor_prologue): Call abort() if we
10605 see an unknown H8 variant.
10607 2003-01-30 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
10609 PR target/9316
10610 * config/rs6000/rtems.h: Add CPP_OS_DEFAULT_SPEC.
10611 * config/rs6000/sysv4.h: Add CPP_OS_RTEMS_SPEC.
10612 * config/rs6000/t-rtems: New file. multilib variants to match OS.
10613 * config.gcc (powerpc-*-rtems*): Use rs6000/t-rtems instead of
10614 rs6000/t-ppcgas so we get the desired multilibs.
10616 2003-01-30 Nick Clifton <nickc@redhat.com>
10618 * config/arm/arm.c (arm_output_epilogue): Update stack pointer
10619 when popping saved IP register off the stack.
10621 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
10623 * config/rs6000/aix43.h: Fix comment typos.
10624 * config/rs6000/aix51.h: Likewise.
10625 * config/rs6000/aix52.h: Likewise.
10626 * config/rs6000/altivec.h: Likewise.
10627 * config/rs6000/rs6000.c: Likewise.
10628 * config/rs6000/rs6000.h: Likewise.
10629 * config/rs6000/rs6000.md: Likewise.
10630 * config/rs6000/spe.md: Likewise.
10632 2003-01-29 Mark Mitchell <mark@codesourcery.com>
10634 * c-common.c (builtin_define_float_constants): Define
10635 __<TYPE>_HAS_INFINITY__ and __<TYPE>_HAS_QUIET_NAN__.
10637 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
10639 * config/sh/lib1funcs.asm: Fix comment typos.
10640 * config/sh/linux.h: Likewise.
10641 * config/sh/sh.c: Likewise.
10642 * config/sh/sh.md: Likewise.
10644 2003-01-30 Loren James Rittle <ljrittle@acm.org>
10646 * objc/Make-lang.in (objc-parse.y): Find c-parse.in in $(srcdir).
10648 2003-01-30 Alexandre Oliva <aoliva@redhat.com>
10650 * config/fp-bit.h (__make_dp): Declare if TMODES.
10652 2003-01-29 Kazu Hirata <kazu@cs.umass.edu>
10654 * config/h8300/h8300.h (PREDICATE_CODES): Add entries for
10655 general_operand_src and general_operand_dst.
10657 2003-01-29 David Edelsohn <edelsohn@gnu.org>
10659 * config/rs6000/rs6000.c (function_arg_pass_by_reference):
10660 Return true for variable sized types.
10661 (rs6000_va_arg): Handle variable sized types passed by reference
10662 on non-SVR4 ABI.
10664 2003-01-29 Richard Earnshaw <rearnsha@arm.com>
10666 * arm.c (arm_legtimize_address): New function.
10667 * arm-protos.h (arm_legtimize_address): Add prototype.
10668 * arm.h (ARM_LEGITIMIZE_ADDRESS): Use arm_legitimize_address.
10669 (LEGITIMIZE_ADDRESS, THUMB_LEGITIMIZE_ADDRESS): Wrap with
10670 do ... while (0)
10672 2003-01-29 Joel Sherrill <joel@OARcorp.com>
10674 PR bootstrap/9296
10675 * gthr-rtems.h: Define __GTHREAD_MUTEX_INIT. Apparently no code
10676 depended on it being defined until now.
10678 2003-01-29 Joel Sherrill <joel@OARcorp.com>
10680 PR target/9295
10681 * config/mips/rtems.h: Predefine __USE_INIT_FINI__ so generic
10682 RTEMS code knows which C++ initialization style the toolset
10683 configuration is using.
10685 2003-01-29 Joel Sherrill <joel@OARcorp.com>
10687 PR bootstrap/9293
10688 * config/m68k/t-crtstuff: Replace spaces with tabs, add
10689 $(MULTILIB_CFLAGS) as compiler option and multilib crtbegin/end.o.
10691 2003-01-29 Joel Sherrill <joel@OARcorp.com>
10693 PR bootstrap/9292
10694 * config.gcc (hppa1.1-rtems): Did not include t-rtems nor enable
10695 RTEMS threads.
10696 * config/pa/rtems.h (LIB_SPEC): Use -N when linking.
10698 2003-01-29 Nick Clifton <nickc@redhat.com>
10700 * Makefile.in (c-parse.o): Locate source file in $(parsedir)
10701 not $(srcdir).
10703 2003-01-29 Andrew Haley <aph@redhat.com>
10705 * tree-inline.c (walk_tree): Add CHAR_TYPE.
10707 2003-01-29 Jan Hubicka <jh@suse.cz>
10709 * i386.md (subdi3_carry_rex64): Fix typo.
10711 2003-01-28 Stan Shebs <shebs@apple.com>
10713 * coretypes.h (cpp_reader): Forward declare struct.
10714 * c-pragma.h (cpp_reader): Remove forward declaration.
10715 * hashtable.h (cpp_reader): Likewise.
10716 * scan.h (cpp_reader): Likewise.
10717 * tree.h (cpp_reader): Likewise.
10718 * config/darwin-protos.h (cpp_reader): Likewise.
10719 * config/arm/arm-protos.h (cpp_reader): Likewise.
10720 * config/rs6000/rs6000-protos.h: Remove GCC_CPPLIB_H ifdef, use
10721 struct cpp_reader in prototypes.
10723 2003-01-28 Christian Cornelssen <ccorn@cs.tu-berlin.de>
10725 * doc/install.texi: Add documentation for installation into
10726 tooldirs and with DESTDIR.
10728 2003-01-28 Richard Henderson <rth@redhat.com>
10730 * config.gcc (ia64*-*-aix*): Remove.
10731 * config/ia64/aix.h, config/ia64/t-aix: Remove file.
10732 * config/ia64/unwind-aix.c: Remove file.
10734 2003-01-28 Andreas Schwab <schwab@suse.de>
10736 * config/m68k/m68k.md (tablejump+2): Don't sign extend an address
10737 register.
10738 * config/m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Likewise.
10739 * config/m68k/coff.h (ASM_RETURN_CASE_JUMP): Likewise.
10740 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Likewise.
10741 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
10742 * config/m68k/mot3300.h (ASM_RETURN_CASE_JUMP): Likewise.
10743 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
10744 * config/m68k/pbb.h (ASM_RETURN_CASE_JUMP): Likewise.
10746 2003-01-28 Richard Sandiford <rsandifo@redhat.com>
10748 * combine.c (nonzero_bits): Fix check for negative divide operands.
10750 2003-01-28 Richard Henderson <rth@redhat.com>
10752 * config/ia64/ia64.c (ia64_rwreloc_section_type_flags): New.
10753 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): New.
10755 2003-01-28 Richard Henderson <rth@redhat.com>
10757 * cse.c (find_best_addr): Kill !ADDRESS_COST code.
10759 * config/cris/cris.c (cris_address_cost): Make static.
10760 (TARGET_RTX_COSTS, TARGET_ADDRESS_COST): New.
10761 * config/cris/cris.h (ADDRESS_COST): Remove.
10762 * config/cris/cris-protos.h: Update.
10764 2003-01-23 Mike Stump <mrs@apple.com>
10766 * regclass.c (init_reg_autoinc): New function.
10767 (regclass): Move initialization of forbidden_inc_dec_class from
10768 here...
10769 (init_regs): to here. Avoids reinitialization for each function,
10770 saving compilation time.
10772 2003-01-28 Jason Merrill <jason@redhat.com>
10774 * cpplib.h (struct cpp_options): Add warn_deprecated field.
10775 * cppinit.c (cpp_create_reader): Turn it on by default.
10776 * c-opts.c (c_common_decode_option): Set it.
10777 * cpplib.c (do_pragma_once): Only complain about #pragma once
10778 if warn_deprecated is set.
10780 2003-01-28 Dale Johannesen <dalej@apple.com>
10782 * emit-rtl.c (const_double_htab_hash): Use mode in the hash.
10783 * loop.c (scan_loop): Move movables on -Os rich-register targets.
10784 * config/rs6000/rs6000.md (sibcall*): Use match_operand for LR.
10786 2003-01-28 Richard Henderson <rth@redhat.com>
10788 * target.h (targetm.address_cost): New.
10789 * target-def.h (TARGET_ADDRESS_COST): New.
10790 (TARGET_RTX_COSTS): Uncomment. Oops.
10791 * cse.c (address_cost): Use new target hook.
10792 (default_address_cost): New.
10793 * output.h (default_address_cost): Declare.
10794 * hooks.c (hook_int_rtx_0): New.
10795 * hooks.h (hook_int_rtx_0): Declare.
10796 * loop.c (combine_givs_p): Remove if 0 code.
10797 * system.h (ADDRESS_COST): Poison.
10799 * config/alpha/alpha.c, config/alpha/alpha.h, config/d30v/d30v.c,
10800 config/d30v/d30v.h, config/ia64/ia64.c, config/ia64/ia64.h,
10801 config/m32r/m32r.c, config/m32r/m32r.h, config/mcore/mcore.c,
10802 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.h,
10803 config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/sparc/sparc.c,
10804 config/sparc/sparc.h, config/v850/v850.c, config/v850/v850.h,
10805 config/xtensa/xtensa.c, config/xtensa/xtensa.h
10806 (TARGET_ADDRESS_COST): Define as hook_int_rtx_0.
10807 (ADDRESS_COST): Remove.
10809 * config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h,
10810 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
10811 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
10812 config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
10813 config/dsp16xx/dsp16xx.h, config/i386/i386-protos.h,
10814 config/i386/i386.c, config/i386/i386.h, config/i960/i960-protos.h,
10815 config/i960/i960.c, config/i960/i960.h, config/ip2k/ip2k-protos.h,
10816 config/ip2k/ip2k.c, config/ip2k/ip2k.h, config/mips/mips-protos.h,
10817 config/mips/mips.c, config/mips/mips.h,
10818 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
10819 config/m68hc11/m68hc11.h, config/ns32k/ns32k-protos.h,
10820 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa-protos.h,
10821 config/pa/pa.c, config/pa/pa.h, config/s390/s390-protos.h,
10822 config/s390/s390.c, config/s390/s390.h, config/vax/vax-protos.h,
10823 config/vax/vax.c, config/vax/vax.h
10824 (foo_address_cost): Make static.
10825 (TARGET_ADDRESS_COST): New.
10826 (ADDRESS_COST): Remove.
10828 * config/arm/arm.h, config/arm/arm.c, config/m88k/m88k.h,
10829 config/m88k/m88k.c, config/romp/romp.h, config/romp/romp.c,
10830 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
10831 config/stormy16/stormy16.h
10832 (ADDRESS_COST): Move code ...
10833 (foo_address_cost): ... here.
10834 (TARGET_ADDRESS_COST): New.
10836 * config/m32r/m32r.c (m32r_address_cost): Remove.
10837 * config/m32r/m32r-protos.h: Update.
10839 * config/mmix/mmix.c (mmix_address_cost): Remove.
10840 * config/mmix/mmix-protos.h: Update.
10842 * config/mn10300/mn10300.c (mn10300_address_cost_1): Rename from
10843 mn10300_address_cost; move unsig allocation ...
10844 (mn10300_address_cost): ... here.
10845 (TARGET_ADDRESS_COST): New.
10846 * config/mn10300/mn10300-protos.h: Update.
10847 * config/mn10300/mn10300.h (ADDRESS_COST): Remove.
10849 * doc/tm.texi: Update.
10851 2003-01-28 Vladimir Makarov <vmakarov@redhat.com>
10853 * haifa-sched.c (schedule_insn): Return necessary cycle advance
10854 after issuing the insn.
10855 (rank_for_schedule): Make a insn with /S the highest priority
10856 insn.
10857 (move_insn): Ignore schedule groups. Clear SCHED_GROUP_P.
10858 (choose_ready): Check SCHED_GROUP_P.
10859 (schedule_block): Advance cycle after issuing insn if it is
10860 necessary. Don't reorder insns if there is an insn with /S.
10861 (set_priorities): Ignore schedule groups.
10863 * sched-deps.c (remove_dependence, group_leader): Remove the
10864 functions.
10865 (add_dependence): Ignore schedule groups.
10866 (set_sched_group_p): Don't make copy of dependencies from previous
10867 insn of the schedule group. Add anti-dependency to the previous
10868 insn of the schedule group.
10869 (compute_forward_dependences): Ignore schedule groups.
10871 * sched-ebb.c (init_ready_list): Ignore schedule groups.
10873 * sched-rgn.c (init_ready_list): Ditto.
10874 (can_schedule_ready_p): Ditto.
10876 2003-01-28 Vladimir Makarov <vmakarov@redhat.com>
10878 * config/i386/i386.md (*movsi_1): Use movdqa to move one xmm
10879 register to another one.
10881 2003-01-28 Richard Henderson <rth@redhat.com>
10883 * calls.c (default_must_pass_in_stack): Fix typo in !type case.
10885 2003-01-28 Roger Sayle <roger@eyesopen.com>
10887 * cse.c (cse_insn): Avoid redundant REG_EQUAL notes.
10889 2003-01-28 Richard Sandiford <rsandifo@redhat.com>
10891 * config/sh/sh.h (CLASS_MAX_NREGS): If TARGET_SHMEDIA, and the given
10892 class contains a floating-point register, return the size of the
10893 mode in half words.
10895 2003-01-28 Jan Hubicka <jh@suse.cz>
10897 * i386.c (ix86_carry_flag_operator): New predicate.
10898 (fcmov_operator): Fix whitespace.
10899 (ix86_expand_carry_flag_compare): Deal with floating point.
10900 (ix86_expand_int_movcc): Deal with fp; update insn expansion
10901 (ix86_expand_int_addcc): Likewise.
10902 (ix86_expand_strlensi_unroll_1): likewsie.
10903 * i386.h (PREDICATE_CODES): Add ix86_carry_flag_operator.
10904 * i386.md (add?i_carry_rex64): Use new predicate.
10905 (sub?i3_carry_rex64): Likewise.
10906 (x86_mov?icc_0_m1*): Likewise.
10908 2003-01-28 Andreas Schwab <schwab@suse.de>
10910 * cfgloopmanip.c (create_preheader): Initialize src to avoid
10911 warning.
10913 * expmed.c (emit_store_flag): Fix cast to avoid sign
10914 comparison warning.
10916 * combine.c (force_to_mode): Add cast to fix warning when
10917 STORE_FLAG_VALUE is negative.
10919 2003-01-27 Richard Henderson <rth@redhat.com>
10921 * Makefile.in (cse.o): Depend on TARGET_H.
10922 * cse.c (rtx_cost): Use targetm.rtx_costs.
10923 * system.h (CONST_COSTS RTX_COSTS DEFAULT_RTX_COSTS): Poison.
10924 * doc/tm.texi: Update.
10926 * target.h (targetm.rtx_costs): New.
10927 * target-def.h (TARGET_RTX_COSTS): New.
10928 * hooks.c (hook_bool_rtx_int_int_intp_false): New.
10929 * hooks.h: Update.
10931 * config/alpha/alpha.c (alpha_rtx_cost_data): New.
10932 (alpha_rtx_costs, TARGET_RTX_COSTS): New.
10933 * config/alpha/alpha.h (PROCESSOR_MAX): New.
10934 (CONST_COSTS, RTX_COSTS): Remove.
10936 * config/arc/arc.c, config/arc/arc.h, config/c4x/c4x.c,
10937 config/c4x/c4x.h, config/cris/cris.c, config/cris/cris.h,
10938 config/d30v/d30v.c, config/d30v/d30v.h, config/dsp16xx/dsp16xx.c,
10939 config/dsp16xx/dsp16xx.h, config/frv/frv.c, config/frv/frv.h,
10940 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
10941 config/i370/i370.h, config/i386/i386.c, config/i386/i386.h,
10942 config/i960/i960.c, config/i960/i960.h, config/ia64/ia64.c,
10943 config/ia64/ia64.h, config/m32r/m32r.c, config/m32r/m32r.h,
10944 config/m68k/m68k.c, config/m68k/m68k.h, config/m88k/m88k.c,
10945 config/m88k/m88k.h, config/mcore/mcore.c, config/mcore/mcore.h,
10946 config/mips/mips.c, config/mips/mips.h, config/mn10200/mn10200.c,
10947 config/mn10200/mn10200.h, config/mn10300/mn10300.c,
10948 config/mn10300/mn10300.h, config/ns32k/ns32k.c, config/ns32k/ns32k.h,
10949 config/pa/pa.c, config/pa/pa.h, config/pdp11/pdp11.c,
10950 config/pdp11/pdp11.h, config/romp/romp.c, config/romp/romp.h,
10951 config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390.c,
10952 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
10953 config/stormy16/stormy16.c, config/stormy16/stormy16.h,
10954 config/v850/v850.c, config/v850/v850.h,
10955 config/xtensa/xtensa.c, config/xtensa/xtensa.h
10956 (CONST_COSTS, RTX_COSTS): Move code ...
10957 (foo_rtx_costs, TARGET_RTX_COSTS): ... here.
10959 * config/arm/arm.c (arm_rtx_costs_1): Rename from arm_rtx_costs.
10960 (arm_rtx_costs, TARGET_RTX_COSTS): New.
10961 * config/arm/arm-protos.h: Update.
10962 * config/arm/arm.h (DEFAULT_RTX_COSTS): Remove.
10964 * config/avr/avr.h (CONST_COSTS): Move code ...
10965 * config/avr/avr.c (avr_rtx_costs): ... here.
10966 (default_rtx_costs): Make static.
10967 * config/avr/avr-protos.h: Update.
10969 * config/h8300/h8300.c (const_costs): Make static.
10970 (h8300_and_costs, h8300_shift_costs): Likewise.
10971 * config/h8300/h8300-protos.h: Update.
10973 * config/ip2k/ip2k.h (DEFAULT_RTX_COSTS): Remove.
10974 (CONST_COSTS): Move code ...
10975 * config/ip2k/ip2k.c (ip2k_rtx_costs): ... here. Rename from
10976 default_rtx_costs; update for signature change.
10977 * config/ip2k/ip2k-protos.h: Update.
10979 * config/m68hc11/m68hc11.h (RTX_COSTS): Remove.
10980 (CONST_COSTS): Move code ...
10981 * config/m68hc11/m68hc11.c (m68hc11_rtx_costs): ... here.
10982 (TARGET_RTX_COSTS): New.
10983 (m68hc11_rtx_costs_1): Rename from m68hc11_rtx_costs; make static.
10984 * config/m68hc11/m68hc11-protos.h: Update.
10986 * config/m68k/m68k.c (const_int_cost): Make static.
10987 * config/m68k/m68k-protos.h: Update.
10989 * config/mcore/mcore.c (mcore_const_costs): Make static.
10990 (mcore_and_cost, mcore_ior_cost): Likewise.
10991 * config/mcore/mcore-protos.h: Update.
10993 * config/mmix/mmix.c (mmix_rtx_costs, TARGET_RTX_COSTS): New.
10994 (mmix_rtx_cost_recalculated): Remove.
10995 * config/mmix/mmix.h (DEFAULT_RTX_COSTS): Remove.
10996 * config/mmix/mmix-protos.h: Update.
10998 * config/sh/sh.c (shiftcosts): Make static.
10999 (addsubcosts, andcosts, multcosts): Likewise.
11000 * config/sh/sh-protos.h: Update.
11002 * config/sparc/sparc.c (TARGET_RTX_COSTS): New.
11003 (sparc_rtx_costs): Make static; update for change in signature.
11004 * config/sparc/sparc.h (RTX_COSTS_CASES, RTX_COSTS): Remove.
11005 * config/sparc/sparc-protos.h: Update.
11007 * config/v850/v850.c (const_costs): Make static.
11008 * config/v850/v850-protos.h: Update.
11010 * config/vax/vax.h (RTX_COSTS): Remove.
11011 (CONST_COSTS): Move code ...
11012 * config/vax/vax.c (vax_rtx_costs_1): ... here; rename
11013 from vax_rtx_cost.
11014 (vax_rtx_costs, TARGET_RTX_COSTS): New.
11016 2003-01-27 Richard Henderson <rth@redhat.com>
11018 * config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Remove. Really.
11019 * config/vax/vax-protos.h: Update. Really.
11021 2003-01-28 Alexandre Oliva <aoliva@redhat.com>
11023 * config/mips/mips.h (UNITS_PER_HWFPVALUE): Renamed from...
11024 (UNITS_PER_FPVALUE): Defined as the width of a long double, or
11025 zero if no hardware floating point.
11026 (LONG_DUBLE_TYPE_SIZE): Set to 128 on N32 and N64.
11027 (MAX_FIXED_MODE_SIZE): Define to LONG_DOUBLE_TYPE_SIZE.
11028 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
11029 (BIGGEST_ALIGNMENT): Same as LONG_DOUBLE_TYPE_SIZE.
11030 (FUNCTION_VALUE_REGNO_P): Set for FP_RETURN+2 on N32 and N64.
11031 * config/mips/mips.c (mips_arg_info): Pass TFmode values in
11032 even FP registers on N32 and N64.
11033 (mips_setup_incoming_varargs): Use UNITS_PER_HWFPVALUE.
11034 (mips_va_start): Adjust alignment of ARG_POINTER_REGNUM.
11035 (mips_va_arg): Use UNITS_PER_HWFPVALUE. Impose additional
11036 even-register-like alignment to 128-bit arguments.
11037 (save_restore_insns): Use UNITS_PER_HWFPVALUE.
11038 (mips_function_value): Likewise. Return TFmode in $f0 and $f2
11039 on N32 or N64.
11040 * config/mips/_tilib.c (__negti2, __ashlti3, __lshrti3): New.
11041 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Add _tilib.c.
11042 (TPBIT): Set to tp-bit.c.
11043 (tp-bit.c): Create out of fp-bit.c.
11045 2003-01-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
11047 * c-parse.in: Remove '%expect 32' directive in objc mode.
11049 2003-01-27 Nathan Sidwell <nathan@codesourcery.com>
11051 * Makefile.in (LIB2FUNCS_ST): Remove _gcov.
11052 (LIBGCOV): New variable.
11053 (libgcc.mk): Add LIBGCOV.
11054 (LIBGCC_DEPS): Add libgcov.c.
11055 (libgcov.a): New target.
11056 (clean): Remove libgcov.a.
11057 (install-libgcc): Do libgcov too.
11058 (stage1-start, stage2-start, stage3-start, stage4-start): Deal
11059 with libgcov.a.
11060 * libgcc2.c (L_gcov): Move into ...
11061 * libgcov.c: ... here. New file.
11062 * mklibgcc.in: Add libgcov rules.
11063 * gcc.c (LINK_COMMAND_SPEC): Add -lgcov when profiling.
11065 * doc/invoke.texi (profile-arcs, test-coverage): Update and
11066 clarify.
11068 * profile.c (index_counts_file): Remove duplicate check for open file.
11070 2003-01-27 Jerry Quinn <jlquinn@optonline.net>
11072 * gcc/doc/invoke.texi (Optimization Options): Group together
11073 optional and experimental flags. Move trapv and bounds-check
11074 out of this section. Group floating point flags together.
11075 (Code Gen Options): Move trapv and bounds-check to here.
11077 2003-01-27 Josef Zlomek <zlomekj@suse.cz>
11079 * gcse.c (constprop_register): Check NEXT_INSN (insn) != NULL.
11081 2003-01-27 Richard Earnshaw <rearnsha@arm.com>
11083 PR optimization/9090
11084 * function.c (purge_addressof_1): After pushing an addressed register
11085 onto the stack, simplify the result.
11087 2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11089 * doc/extend.texi: Fix typo.
11091 2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11093 * doc/cppopts.texi: Fix typo.
11094 * doc/objc.texi: Likewise.
11095 * doc/passes.texi: Likewise.
11097 2003-01-27 Alexandre Oliva <aoliva@redhat.com>
11099 * real.c (ibm_extended_format): Add 53 to minimum exponent.
11100 (encode_ibm_extended): Adjust.
11102 2003-01-26 Gabriel Dos Reis <gdr@soliton.integrable-solutions.net>
11104 * timevar.def (TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION): New
11105 timevar_id enumerations.
11107 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11109 * combine.c: Fix formatting.
11111 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11113 * doc/gccint.texi: Update the copyright.
11115 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11117 * doc/cpp.texi: Fix typos.
11118 * doc/extend.texi: Likewise.
11119 * doc/gty.texi: Likewise.
11120 * doc/install.texi: Likewise.
11121 * doc/passes.texi: Likewise.
11122 * doc/rtl.texi: Likewise.
11123 * doc/tm.texi: Likewise.
11125 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11127 * config/ia64/fde-glibc.c: Fix comment typos.
11128 * config/ia64/hpux.h: Likewise.
11129 * config/ia64/ia64.c: Likewise.
11130 * config/ia64/ia64.h: Likewise.
11131 * config/ia64/unwind-ia64.c: Likewise.
11133 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11135 * config/i386/i386-modes.def: Fix comment typos.
11136 * config/i386/i386.c: Likewise.
11137 * config/i386/i386.md: Likewise.
11139 2003-01-26 Steven Bosscher <s.bosscher@student.tudelft.nl>
11141 * config/avr/avr.h, config/cris/aout.h, config/elfos.h,
11142 config/i386/freebsd-aout.h, config/mips/iris6.h: Undefine
11143 ASM_FINISH_DECLARE_OBJECT before defining it.
11144 * toplev.c (rest_of_decl_compilation): Don't define
11145 ASM_FINISH_DECLARE_OBJECT. Only use it if it is defined.
11146 (rest_of_type_compilation): Don't ATTRIBUTE_UNUSED function
11147 parameters for DWARF2 targets because they _are_ used.
11149 2003-01-26 Alexandre Oliva <aoliva@redhat.com>
11151 * fp-bit.h: Define macros for TFmode floating-point constants
11152 in IBM-extended TFmode types.
11153 (TMODES): Define if __LDBL_MANT_DIG__ has the newly-supported
11154 widths.
11155 * config/fp-bit.c (pack_d, unpack_d): Support IBM-extended
11156 TFmode type.
11158 * config/fp-bit.h: Define macros for TFmode floating-point
11159 constants in IEEE quad TFmode type. Declare functions according
11160 to L_ macros.
11161 (TMODES): Define if __LDBL_MANT_DIG__ is 113.
11162 (TFtype, TItype, UTItype): Define if TMODES is defined.
11163 (MAX_UDI_INT, MAX_DI_INT, BITS_PER_DI): Likewise.
11164 (F_T_BITOFF, D_T_BITOFF): Define.
11165 (IMPLICIT_1, IMPLICIT_2): Cast constants to types that are
11166 guaranteed to be wide enough.
11167 * config/fp-bit.c: Check for L_ macros for tf functions.
11168 (__thenan_tf): New.
11169 (nan): Adjust.
11170 (pack_d, unpack_d): Support IEEE 854 quad type.
11171 (_fpmul_parts): Support TFmode. Compute exponent adjustment
11172 from FRAC_NBITS, FRAC_BITS and NGARDS.
11173 (usi_to_float): Cast constants to be shifted to fractype
11174 instead of assuming long long is wide enough.
11175 (sf_to_tf, df_to_tf, __make_tp, tf_to_df, tf_to_sf): New.
11177 2003-01-26 Andreas Jaeger <aj@suse.de>
11179 * df.c: Remove prototype of unused function df_regno_rtl_debug.
11181 2003-01-26 Alexandre Oliva <aoliva@redhat.com>
11183 * Makefile.in (FPBIT_FUNCS): Added _sf_to_tf.
11184 (DBBIT_FUNCS): Added _df_to_tf.
11185 (TPBIT_FUNCS): New.
11186 (libgcc.mk): Pass TPBIT and TPBIT_FUNCS down.
11187 (LIBGCC_DEPS): Added TPBIT.
11188 * mklibgcc.in: Support TPBIT and TPBIT_FUNCS.
11190 * optabs.c (expand_binop) <add, sub>: Return xtarget if we haven't
11191 been able to move the result to target.
11193 * expr.c (emit_group_store): Initialize dst with CONST0_RTX
11194 for the appropriate mode.
11196 * calls.c (emit_library_call_value_1): Handle return values
11197 in a PARALLEL.
11199 * rtl.c (get_mode_alignment): Moved to...
11200 * stor-layout.c: ... here.
11202 * print-rtl.c (print_rtx): Don't print MEM details in
11203 GENERATOR_FILEs.
11205 2003-01-26 Michael Hayes <mph@paradise.net.nz>
11207 * df.h: Update comments, tidy formatting.
11208 (DF_FORWARD, DF_REVERSE, DF_UNION, DF_INTERSECTION): Rename from FORWARD,
11209 REVERSE, UNION, INTERSECTION. All uses updated.
11210 (OLD_DF_INTERFACE): Remove.
11211 (struct insn_info): Remove commented out insn field.
11212 * df.c: Update comments, tidy formatting.
11213 (df_def_table_realloc): Remove.
11216 2003-01-26 Alan Modra <amodra@bigpond.net.au>
11218 * calls.c (save_fixed_argument_area): Tidy.
11219 (restore_fixed_argument_area): Tidy. Set alignment of stack_area.
11220 (expand_call): Comment typo fixes. Don't init low_to_save. Start
11221 call chain loop at 1 if !try_tail_call. Formatting.
11222 (emit_library_call_value_1): Don't init low_to_save or high_to_save.
11223 Use save_fixed_argument_area and restore_fixed_argument_area.
11225 2003-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11227 * df.c (df_uses_record): Handle CC0.
11229 2003-01-25 Ulrich Weigand <uweigand@de.ibm.com>
11231 * reload.c (maybe_memory_address_p): New function.
11232 (find_reloads_address): Use it instead of memory_address_p.
11234 2003-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
11236 * final.c (shorten_branches): Align the address of code label
11237 when computing initial lengths and addresses.
11239 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
11241 * config/m68hc11/m68hc11.md: Fix a comment typo.
11243 2003-01-25 Andreas Jaeger <aj@suse.de>
11245 * config/i386/i386.c (x86_output_mi_thunk): Correct test for
11246 TARGET_MACHO.
11248 2003-01-25 Roger Sayle <roger@eyesopen.com>
11250 * gcse.c (bypass_last_basic_block): New global variable.
11251 (bypass_block): Use redirect_edge_and_branch_force to redirect
11252 fall-through edges. Use bypass_last_basic_block to determine
11253 which blocks have valid PRE information.
11254 (bypass_conditional_jumps): Initialize bypass_last_basic_block.
11256 2003-01-25 Jan Hubicka <jh@suse.cz>
11258 * gcse.c (local_cprop_pass): Update reg_sets table when needed.
11260 2003-01-25 Jan Hubicka <jh@suse.cz>
11261 Eric Botcazou <ebotcazou@libertysurf.fr>
11262 PR opt/8492
11263 * gcse.c (one_cprop_pass): Delete unreachable blocks.
11265 2003-01-25 Richard Henderson <rth@redhat.com>
11267 * config/ia64/ia64.c (ia64_rwreloc_select_rtx_section): Rename
11268 from ia64_aix_select_rtx_section.
11269 (ia64_rwreloc_select_section): Simlarly; use default*_1 function
11270 instead of saving and restoring flag_pic.
11271 (ia64_rwreloc_unique_section): Similarly.
11272 * config/ia64/aix.h (TARGET_ASM_SELECT_SECTION,
11273 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Update.
11274 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11275 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): New.
11277 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
11279 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Update a
11280 comment.
11282 2003-01-25 Richard Henderson <rth@redhat.com>
11284 * config/m68k/m68k-none.h (ASM_SPEC): Adjust inter-option spacing.
11286 2003-01-25 Kelley Cook <kelleycook@comcast.net>
11288 * ggc-simple.c (debug_ggc_tree): Add PTR cast.
11290 2003-01-25 Segher Boessenkool <segher@koffie.nl>
11292 * bitmap.h (BITMAP_WORD): New typedef: fundamental storage
11293 type for bitmaps. Use unsigned long.
11294 (nBITMAP_WORD_BITS): New macro.
11295 (BITMAP_WORD_BITS): New macro.
11296 (rest of file): Use it.
11297 * bitmap.c: Use it.
11299 2003-01-25 Richard Henderson <rth@redhat.com>
11301 2002-02-19 Robert Lipe <robertlipe@usa.net>
11302 * config/i386/t-sco5gas: (CRTSTUFF_T_CFLAGS_S): Delete -mcoff.
11304 2003-01-25 Roger Sayle <roger@eyesopen.com>
11306 * builtins.c (purge_builtin_constant_p): Scan insn stream
11307 sequentially rather than by basic block.
11308 * function.c (purge_addressof): Simplify test with INSN_P.
11310 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
11312 * combine.c (simplify_comparison, case AND): Remove a redundant test.
11314 2003-01-25 Roger Sayle <roger@eyesopen.com>
11316 * function.h (struct function): New field calls_constant_p.
11317 (current_function_calls_constant_p): New macro for above.
11318 * function.c (prepare_function_start): Initialize calls_eh_return
11319 and calls_constant_p.
11320 * builtins.c (expand_builtin_constant_p): Set calls_constant_p.
11321 * toplev.c (rest_of_compilation): Only call purge_builtin_constant_p
11322 when the current_function_calls_constant_p.
11323 * integrate.c (expand_inline_function): Set calls_constant_p if
11324 the function being inlined has calls_constant_p set.
11326 2003-01-25 Roger Sayle <roger@eyesopen.com>
11328 * cse.c (fold_rtx): Instantiate CONSTANT_P_RTX to 0 when not
11329 optimizing, even if flag_gcse is true.
11330 * toplev.c (rest_of_compilation): purge_builtin_constant_p
11331 only needs to be called when "optimize > 0 && flag_gcse".
11333 2003-01-25 Roger Sayle <roger@eyesopen.com>
11335 * stmt.c (emit_case_bit_tests): New routine to implement suitable
11336 switch statements using the equivalent of "if ((1<<x) & cst) ... ".
11337 (case_bit_test_cmp): New comparison function for "qsort" to order
11338 case_bit_tests by decreasing number of destination nodes.
11339 (lshift_cheap_p): New function to determine if "1 << x" is cheap.
11340 (expand_end_case_type): Use emit_case_bit_tests to implement
11341 suitable switch statments.
11342 (CASE_USE_BIT_TESTS): New target macro to disable the above.
11343 * Makefile.in (stmt.o): Add dependency on optab.h.
11344 * doc/tm.texi (CASE_USE_BIT_TESTS): Document new target macro.
11346 2003-01-23 Andreas Schwab <schwab@suse.de>
11348 * config/ia64/crtend.asm [HAVE_INITFINI_ARRAY]: Make
11349 __do_global_ctors_aux hidden global and don't put it in
11350 .init_array.
11351 * config/ia64/crtbegin.asm [HAVE_INITFINI_ARRAY]: Put it here
11352 instead so that it comes first.
11354 2003-01-25 Jan Hubicka <jh@suse.cz>
11356 * df.c (read_modify_subreg_p): When osize == UNITS_PER_WORD,
11357 subreg is read/modify.
11359 2003-01-25 Jan Hubicka <jh@suse.cz>
11361 * i386.c (ix86_expand_movstr, ix86_expand_clrstr): Consistently
11362 do libcall for large blocks.
11363 * i386.md (comi patterns): Set type to ssecomi.
11364 (sse2_unpck?pd): Fix mode of vec_select.
11366 * cse.c: Include except.h
11367 (cse_set_around_loop): Do not create new basic blocks.
11368 * Makefile.in (cse.o): Add dependnecy on except.h
11370 2003-01-25 Jan Hubicka <jh@suse.cz>
11372 * builtins.c (fold_trunc_transparent_mathfn): New function.
11373 (fold_builtin): Use it.
11374 * convert.c (convert_to_real): Re-enable code to convert
11375 math functions; add support for floor familly functions.
11377 2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11379 * Makefile.in (cfgloop.o, cfgloopanal.o, cfgloopmanip.o): Add
11380 dependencies on coretypes.h and $(TM_H).
11382 2003-01-25 Jan Hubicka <jh@suse.cz>
11384 * builtins.c (fold_trunc_transparent_mathfn): Undo accidental commit.
11386 2003-01-24 Stuart Hastings <stuart@apple.com>
11388 * config/i386/i386.c (x86_output_mi_thunk): Add Darwin/x86 support.
11390 2003-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11392 * config/c4x/c4x.md (UNSPEC_BU): New constants.
11393 (UNSPEC_RPTS, UNSPEC_LSH, UNSPEC_CMPHI, UNSPEC_RCPF): Likewise.
11394 (UNSPEC_RND, UNSPEC_RPTB_FILL, UNSPEC_LOADHF_INT): Likewise.
11395 (UNSPEC_STOREHF_INT, UNSPEC_RSQRF, UNSPEC_LOADQF_INT): Likewise.
11396 (UNSPEC_STOREQF_INT, UNSPEC_LDIV, UNSPEC_PUSH_ST): Likewise.
11397 (UNSPEC_POP_ST, UNSPEC_PUSH_DP, UNSPEC_POP_DP): Likewise.
11398 (UNSPEC_POPQI, UNSPEC_POPQF, UNSPEC_ANDN_ST): Likewise.
11399 (UNSPEC_RPTB_INIT, UNSPEC_TOIEEE, UNSPEC_FRIEEE): Likewise.
11401 2003-01-24 Jan Hubicka <jh@suse.cz>
11403 * emit-rtl.c (reg_attrs_htab): New static variable.
11404 (reg_attrs_htab_hash, reg_attrs_htab_eq, get_reg_attrs): New static
11405 functions.
11406 (reg_rtx): Do not maintain regno_decl.
11407 (gen_rtx_REG_offset, set_reg_attrs_from_mem, set_delc_rtx,
11408 set_mem_attrs_from_reg): New global function.
11409 (init_emit): Do not initialize regno_decl.
11410 (init_emit_once): initialize reg_attrs_htab.
11411 * final.c (alter_subreg): Do not replace REG by SUBREG.
11412 (gen_mem_expr_from_op): Improve output.
11413 (output_asm_operands): Likewise.
11414 * function.c (assign_params): Do not set REGNO_DECL.
11415 * function.h (struct function): Kill regno_decl.
11416 (REGNO_DECL): Kill.
11417 * gengtype.c (adjust_field_rtx_def): Handle new field of reg.
11418 * print_rtl.c (print_rtx): Output REG information.
11419 * regclass.c (reg_scan_mark_refs): Update attrs.
11420 * reload1.c (alter_reg): Likewise.
11421 * simplify_rtx.c (simplify_subreg): Likewise.
11422 * stmt.c (expand_decl): Likewise.
11423 * rtl.def (REG): Add new field.
11424 * rtl.h (struct reg_attrs): New.
11425 (rtunion_def): At rtreg.
11426 (X0MEMATTR): Add checking.
11427 (X0REGATTR, REG_ATTRS, REG_EXPR, REG_OFFSET): New macro.
11428 (set_reg_attrs_from_mem, set_mem_attrs_from_reg, gen_rtx_REG_offset):
11429 Declare.
11430 * tree.h (SET_DECL_RTL): Call set_decl_rtl.
11432 2003-01-24 Bob Wilson <bob.wilson@acm.org>
11434 * config/xtensa/xtensa.c: Remove unused include of machmode.h.
11435 (xtensa_emit_call, print_operand): Fix printf format strings
11436 to avoid compile warnings.
11437 (xtensa_function_prologue, xtensa_function_epilogue): Change type
11438 of "size" argument to HOST_WIDE_INT to fix compile warnings.
11439 * config/xtensa/xtensa-protos.h
11440 (xtensa_function_prologue, xtensa_function_epilogue): Ditto.
11442 2003-01-24 Jan Hubicka <jh@suse.cz>
11444 * builtins.c (DEF_BUILTIN): Accept 10 arguments.
11445 (implicit_built_in_decls): New global array.
11446 (mathfn_built_in): New global function.
11447 (fold_trunc_transparent_mathfn): New static function
11448 (expand_builtin_strstr, expand_bultin_strchr,
11449 expand_builtin_strpbrk, expand_builtin_strcpy,
11450 expand_builtin_strncpy, expand_bultin_strcmp,
11451 expand_bultin_strncat, expand_builtin_fputs): Use
11452 implicint_built_in_decls.
11453 (fold_builtin): Fold floor/trunc/round/ceil/nearbyint.
11454 * builtins.def: Fix comments.
11455 (DEF_GCC_BUILTIN, DEF_FALLBACK_BUILTIN, DEF_EXT_FALLBACK_BUILTIN,
11456 DEF_LIB_BUILTIN, DEF_LIB_ALWAYS_BUILTIN, DEF_EXT_LIB_BUILTIN,
11457 DEF_C99_BULTIN, DEF_FRONT_END_LIB_BUILTIN,
11458 DEF_EXT_FRONT_END_LIB_BUILTIN): Pass implicit as needed.
11459 (DEF_C99_C90RES_BULTIN): New.
11460 (*f, *l builtins): Update.
11461 * c-common.c (DEF_BUILTIN): Initialize implicit array.
11462 (c_expand_builtin_printf, c_expand_builtin_fprintf): Update.
11463 * convert.c (strip_float_extensions): New global function.
11464 * tree.h (DEF_BUILTIN): Accept 10 arguments.
11465 (implicit_built_in_decls, mathfn_built_in, strip_float_extension):
11466 Declare.
11467 * java/builtins.c (define_builtin): Handle implicit.
11468 (DEF_BUILTIN): Update.
11469 * tm.texi (TARGET_C99_FUNCTIONS): Document.
11470 * defaults.h (TARGET_C99_FUNCTIONS): Default to 0.
11471 * config/linux.h (TARGET_C99_FUNCTIONS): Default to 1
11472 when using glibc2.
11474 2003-01-24 Bob Wilson <bob.wilson@acm.org>
11476 * config.gcc (xtensa-*-elf*): Removed assignments to with_newlib,
11477 extra_parts, and fixincludes. Add xtensa/t-elf tmake_file.
11478 (xtensa-*-linux*): Add xtensa/t-linux tmake_file.
11479 * config/xtensa/crti.asm: New file.
11480 * config/xtensa/crtn.asm: New file.
11481 * config/xtensa/t-elf: New file.
11482 * config/xtensa/t-linux: New file.
11483 * config/xtensa/t-xtensa: Add rules for crti.o and crtn.o.
11484 Move various CFLAGS settings to new t-elf file.
11486 2003-01-24 Richard Henderson <rth@redhat.com>
11488 PR optimization/4382
11489 * tree-inline.c (find_builtin_longjmp_call_1): New.
11490 (find_builtin_longjmp_call): New.
11491 (inlinable_function_p): Use it.
11493 2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11495 * config/i386/i386-protos.h (function_arg_pass_by_reference): Declare.
11496 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use it.
11497 * config/i386/i386.c (function_arg_pass_by_reference): New.
11498 (ix86_va_arg): Support arguments passed by reference.
11500 2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11502 * cfgloopanal.c: New file.
11503 * cfgloopmanip.c: New file.
11504 * Makefile.in (cfgloopanal.o, cfgloopmanip.o): New.
11505 (toplev.o, loop.o, doloop.o, unroll.o, cfgloop.o, predict.o,
11506 cfglayout.o): Add dependency on cfgloop.h.
11507 (cfgloop.o): Add flags.h dependency.
11508 * basic-block.h (BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK): New flags.
11509 (VLS_EXPECT_PREHEADERS, VLS_EXPECT_SIMPLE_LATCHES): Removed.
11510 (struct loop, struct loops, flow_loops_find, flow_loops_update,
11511 flow_loops_free, flow_loops_dump, flow_loop_dump,
11512 flow_loop_scan, flow_loop_tree_node_add, flow_loop_tree_node_remove,
11513 LOOP_TREE,,LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11514 LOOP_ALL, flow_loop_outside_edge_p, flow_loop_nested_p,
11515 flow_bb_inside_loop_p, get_loop_body, loop_preheader_edge,
11516 loop_latch_edge, add_bb_to_loop, remove_bb_from_loops,
11517 find_common_loop, verify_loop_structure): Declarations moved to ...
11518 * cfgloop.h: New file.
11519 * bb-reorder.c (reorder_basic_blocks): Modified.
11520 * cfglayout.c: Include cfgloop.h.
11521 (cleanup_unconditional_jumps, cfg_layout_redirect_edge,
11522 cfg_layout_duplicate_bb, cfg_layout_initialize): Update loop structure.
11523 (break_superblocks): New static function.
11524 (cfg_layout_finalize): Use it.
11525 (cfg_layout_split_block): New function.
11526 * cfglayout.h (struct reorder_block_def): Add copy and duplicated
11527 fields.
11528 (cfg_layout_initialize, cfg_layout_redirect_edge): Declaration
11529 changed.
11530 (cfg_layout_split_block): Declare.
11531 * cfgloop.c: Include cfgloop.h and flags.h.
11532 (flow_loop_dump, flow_loops_free, flow_loop_exit_edges_find,
11533 get_loop_body): Avoid signed versus unsigned comparison warnings.
11534 (make_forwarder_block, flow_loops_find, loop_preheader_edge,
11535 loop_latch_edge): Modified.
11536 (verify_loop_structure): Modified to use flags stored in loop structure;
11537 check irreducible loops.
11538 (cancel_loop, cancel_loop_tree): New functions.
11539 (estimate_probability): Use loop analysis code for predictions.
11540 (estimate_loops_at_level): Avoid signed versus unsigned comparison
11541 warnings.
11542 * doloop.c: Include cfgloop.h.
11543 * loop.c: Include cfgloop.h.
11544 * predict.c: Include cfgloop.h.
11545 * toplev.c: Include cfgloop.h.
11546 * unroll.c: Include cfgloop.h.
11547 * tracer.c (tracer): Modified.
11549 2003-01-24 Kazu Hirata <kazu@cs.umass.edu>
11551 * config/h8300/h8300.c (get_shift_alg): Fix a typo.
11553 2003-01-24 Ulrich Weigand <uweigand@de.ibm.com>
11555 * configure.in (HAVE_AS_TLS): Add s390-*-* and s390x-*-* cases.
11556 * configure: Regenerate.
11558 * config/s390/s390-protos.h (tls_symbolic_operand): Add prototype.
11559 (tls_symbolic_reference_mentioned_p): Add prototype.
11560 (s390_tls_get_offset): Add prototype.
11561 (emit_pic_move): Remove prototype, replace by ...
11562 (emit_symbolic_move): .. this new prototype.
11564 * config/s390/s390.c (TARGET_HAVE_TLS): Conditionally define.
11565 (tls_model_chars): New global variable.
11566 (s390_encode_section_info): Encode TLS model.
11567 Use targetm.binds_local_p to check for local symbols.
11568 (s390_strip_name_encoding): New function.
11569 (TARGET_STRIP_NAME_ENCODING): Define.
11571 (get_thread_pointer): New function.
11572 (legitimize_tls_address): New function.
11573 (legitimize_address): Call it.
11574 (emit_pic_move): Remove, replace by ...
11575 (emit_symbolic_move): ... this new function.
11577 (larl_operand): Handle TLS operands.
11578 (legitimate_constant_p): Likewise.
11579 (s390_decompose_address): Likewise.
11580 (s390_cannot_force_const_mem): New function.
11581 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11583 (s390_output_symbolic_const): Handle TLS unspecs.
11584 (print_operand): New code 'J'.
11585 (machine_function): Add struct member 'some_ld_name'.
11586 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
11588 (enum s390_builtin): New type.
11589 (code_for_builtin_64, code_for_builtin_31): New global variables.
11590 (s390_init_builtins, s390_expand_builtin): New functions.
11591 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
11593 * config/s390/s390.h (TLS_SYMBOLIC_CONST): New macro.
11594 (ASM_OUTPUT_LABELREF): Define.
11595 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Handle TLS constants.
11597 * config/s390/s390.md: Define TLS UNSPEC constants.
11598 ("movdi", "movsi"): Handle TLS operands.
11599 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): New insns.
11600 ("*tls_load_64", "*tls_load_31"): New insns.
11601 ("call_value_tls", "call_value_tls_exp"): New expanders.
11602 ("brasl_tls", "bras_tls", "basr_tls_64", "basr_tls_31",
11603 "bas_tls_64", "bas_tls_31"): New insns.
11605 2003-01-24 Nathan Sidwell <nathan@codesourcery.com>
11607 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Make sure
11608 spe ABI is configured, if requested.
11610 2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11612 * doc/passes.texi: Fix typo.
11614 2003-01-24 Andreas Schwab <schwab@suse.de>
11616 * stor-layout.c (excess_unit_span): Only define if used.
11618 2003-01-24 Jerry Quinn <jlquinn@optonline.net>
11620 * gcc/doc/invoke.texi (Optimization Options): List -O levels
11621 for each optimization flag.
11623 2003-01-24 Kazu Hirata <kazu@cs.umass.edu>
11625 * config/h8300/h8300.md (*andsi3_ashift_n_lower): New.
11627 2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11629 * doc/bugreport.texi: Use @command instead of @code for commands.
11630 * doc/collect2.texi: Likewise.
11631 * doc/headerdirs.texi: Likewise.
11632 * doc/invoke.texi: Likewise.
11633 * doc/standards.texi: Likewise.
11634 * doc/tm.texi: Likewise.
11635 * doc/trouble.texi: Likewise.
11637 2003-01-24 Nick Clifton <nickc@redhat.com>
11639 * config/arm/arm.c (use_return_insn): Do not use a single return
11640 instruction for interrupt handelrs which have to create a stack
11641 frame.
11642 (arm_expand_prologue): Do not pre-bias the return address of
11643 interrupt handlers which create a stack frame.
11645 2003-01-24 Nick Clifton <nickc@redhat.com>
11647 * Add sh2e support:
11649 2002-08-12 Alexandre Oliva <aoliva@redhat.com>
11651 * config/sh/sh.c (output_branch) [TARGET_SH2E]: Handle
11652 med_cbranches. Fix logic in short_cbranches.
11654 2002-04-03 Alexandre Oliva <aoliva@redhat.com>
11656 * config/sh/sh.md (delay for cbranch): Don't annul delay
11657 slots on SH2e.
11658 * config/sh/sh.c (sh_insn_length_adjustment): Add 2 for
11659 cbranch with unfilled delay slot on SH2e.
11660 (output_branch): Fill with a nop the delay slot of a
11661 branch that required a delay slot but didn't get one.
11663 2002-04-02 Alexandre Oliva <aoliva@redhat.com>
11665 * doc/invoke.texi (SH options): Document -m2e.
11666 * config/sh/crt1.asm: Add __SH2E__ Next to __SH3E__.
11667 * config/sh/lib1funcs.asm: Likewise.
11668 * config/sh/sh.c: Replace all uses of TARGET_SH3E with SH2E.
11669 * config/sh/sh.h (CPP_SPEC): Define __SH2E__ for -m2e, and
11670 not __sh1__.
11671 (CONDITIONAL_REGISTER_USAGE): Don't disable FP regs from
11672 SH2E up.
11673 (SH3E_BIT): Renamed to...
11674 (SH_E_BIT): ... this. Replace all uses.
11675 (TARGET_SH2E): Define from SH_E_BIT and TARGET_SH2.
11676 Replace all uses of TARGET_SH3E with TARGET_SH2E.
11677 (TARGET_SWITCHES): Added 2e.
11678 (OVERRIDE_OPTIONS): Set sh_cpu for SH2E.
11679 (processor_type): Added PROCESSOR_SH2E.
11680 * config/sh/sh.md: Replace all uses of TARGET_SH3E with
11681 TARGET_SH2E, except in sqrtsf2_i.
11682 (attribute cpu): Added sh2e.
11683 * config/sh/t-sh (MULTILIB_OPTIONS): Replace m3e with m2e.
11684 (MULTILIB_MATCHES): Use m2e multilib for m3e.
11685 * config.gcc: Add sh2e target support.
11687 2003-01-24 Phil Edwards <pme@gcc.gnu.org>
11689 Rename -W to -Wextra.
11690 * c-decl.c: Update comments.
11691 * c-typeck.c: Likewise.
11692 * flags.h: Likewise.
11693 * function.c: Likewise.
11694 * stmt.c: Likewise.
11695 * toplev.c: Update comments.
11696 (W_options): Add 'extra'.
11697 (display_help): Remove '-W'.
11698 (decode_W_option): Special warn_uninitialized treatment in the case
11699 of -Wextra.
11700 * doc/invoke.texi: Update with new entries.
11702 2003-01-23 Richard Henderson <rth@redhat.com>
11704 * ifcvt.c (noce_process_if_block): Re-add check vs X being changed
11705 in no-else-block case. Add commentary.
11707 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11709 * configure.in: Revert last change.
11711 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11713 * configure.in: Don't include ansidecl.h in tconfig.h.
11714 * gcov-io.h (PARAMS, ATTRIBUTE_UNUSED: Define if IN_LIBGCC2.
11715 * unwind-dw2-fde.h (last_fde): Use __attribute__, not
11716 ATTRIBUTE_UNUSED.
11718 * configure: Regenerate.
11720 2003-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11722 PR java/6748
11723 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Don't destroy
11724 regs->nip. Fix rt_sigreturn frame layout. Add support for newer
11725 kernels.
11727 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11729 * cpplex.c (cpp_interpret_charconst): Squelch warning with cast.
11731 2003-01-23 Ulrich Weigand <uweigand@de.ibm.com>
11733 * genattrtab.c (write_attr_get): Mark 'insn' paramter
11734 as ATTRIBUTE_UNUSED.
11736 2003-01-23 Richard Earnshaw <rearnsha@arm.com>
11738 * arm.c (thumb_base_register_rtx_p): New function.
11739 (thumb_index_register_rtx_p): New function.
11740 (thumb_legitimate_address_p): New function.
11741 (thumb_legitimate_offset_p): New function.
11742 * arm.h (REG_STRICT_P): Define according to setting of REG_OK_STRICT.
11743 (ARM_GO_IF_LEGITIMATE_ADDRESS): Use REG_STRICT_P to avoid duplicate
11744 definitions.
11745 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Use thumb_legitimate_address_p.
11746 (THUMB_LEGITIMATE_OFFSET): Delte.
11747 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use thumb_legitimate_offset.
11748 * arm-protos.h (thumb_legitimate_address_p): Add prototype.
11749 (thumb_legitimate_offset_p): Likewise.
11751 2003-01-23 Andreas Schwab <schwab@suse.de>
11753 * unwind.h (_Unwind_GetTextRelBase): Mark parameter as unused.
11755 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11757 * fixinc/Makefile.in (FL_LIST): Revert last change.
11759 2003-01-23 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11761 PR other/7341
11762 * invoke.texi (ftest-coverage): Fix broken cross-reference.
11763 Change @code to @command for gcov command.
11765 * gcc.texi: Adjust title of gcov section.
11766 Adjust copyright.
11767 * gcov.texi: Likewise.
11769 2003-01-22 Roger Sayle <roger@eyesopen.com>
11771 PR optimization/8423
11772 * cse.c (fold_rtx): Only eliminate a CONSTANT_P_RTX to 1 when
11773 its argument is constant, or 0 if !flag_gcse.
11774 * simplify-rtx.c (simplify_rtx): Convert CONSTANT_P_RTX to 1
11775 if it's argument is constant.
11776 * gcse.c (want_to_gcse_p): Ignore CONSTANT_P_RTX nodes.
11777 (hash_scan_set): Don't record CONSTANT_P_RTX expressions.
11778 (do_local_cprop): Don't propagate CONSTANT_P_RTX constants.
11779 * builtins.c (purge_builtin_constant_p): New function to force
11780 instantiation of any remaining CONSTANT_P_RTX nodes.
11781 * rtl.h (purge_builtin_constant_p): Prototype here.
11782 * toplev.c (rest_of_compilation): Invoke purge_builtin_constant_p
11783 pass after GCSE and before loop.
11784 (flag_gcse): No longer static.
11785 * flags.h (flag_gcse): Prototype here.
11787 2003-01-22 Ulrich Weigand <uweigand@de.ibm.com>
11789 * config/s390/s390.h (HARD_REGNO_MODE_OK): Fix warning regression
11790 introduced by last change.
11792 2003-01-22 Andreas Schwab <schwab@suse.de>
11794 * ra-rewrite.c (rewrite_program2): Initialize bb to avoid warning.
11796 2003-01-22 Kazu Hirata <kazu@cs.umass.edu>
11798 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Don't
11799 request a scratch reg on H8S when the shift count is 8.
11801 2003-01-22 Ulrich Weigand <uweigand@de.ibm.com>
11803 * config/s390/s390-protos.h (preferred_la_operand_p):
11804 Remove second parameter.
11805 * config/s390/s390.c (preferred_la_operand_p): Likewise.
11806 * config/s390/s390.h (FRAME_REGNO_P, FRAME_REG_P): New macros.
11807 (HARD_REGNO_MODE_OK): Use FRAME_REGNO_P.
11808 * config/s390/s390.md ("*la_cc_64", "*la_cc_31", splitters): Remove.
11809 Add peepholes to transform ADD to LOAD ADDRESS.
11811 2003-01-22 Richard Earnshaw <rearnsha@arm.com>
11813 * arm.c (arm_address_register_rtx_p): New function.
11814 (arm_legitimate_address_p): New function.
11815 (arm_legitimate_index_p): New function.
11816 (legitimize_pic_address): Use arm_legitimate_index_p.
11817 * arm-protos.h (arm_legtimate_address_p): Add prototype.
11818 * arm.h (ARM_GO_IF_LEGITIMATE_INDEX): Delete.
11819 (ARM_GO_IF_LEGITIMATE_ADDRESS): Call arm_legitimate_address_p.
11821 2003-01-22 Hartmut Penner <hpenner@de.ibm.com>
11823 * config/s390/s390.md (floatdfdi2): Insn has type 'itof'.
11824 * config/s390/2064.md (define_bypass): Correct 'Load' and
11825 'Load-address' bypass values.
11827 2003-01-22 Andreas Schwab <schwab@suse.de>
11829 * config/ia64/t-ia64 (insn-attrtab.o-warn): Define as -Wno-error.
11831 2003-01-21 Zack Weinberg <zack@codesourcery.com>
11833 * genautomata.c (output_internal_insn_latency_func,
11834 output_print_reservation_func): Short circuit when there is no
11835 automaton to generate code for.
11837 2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11839 * Makefile.in (ssa-ccp.o): Depend on coretypes.h $(TM_H).
11840 (df.o): Delete duplicate dependency on coretypes.h $(TM_H).
11842 2003-01-21 Geoffrey Keating <geoffk@apple.com>
11844 * config/rs6000/rs6000.md: Remove warning.
11845 (builtin_setjmp_receiver): Likewise.
11846 * config/darwin.c (update_stubs): Slightly improve terrible hack
11847 with identifiers. Add comment pointing out problems with it.
11848 (update_non_lazy_ptrs): Likewise.
11850 2003-01-21 Richard Henderson <rth@redhat.com>
11852 * dwarf2out.c (lookup_filename): Fix printf format warning.
11853 * system.h (fread_unlocked, fwrite_unlocked): Undef.
11855 * fixinc/Makefile.in (FL_LIST): Add $($@-warn) hook.
11856 (fixincl.o-warn, gnu-regex.o-warn): New.
11857 * fixinc/fixfixes.c (FIX_PROC_HEAD): Mark parameters unused.
11858 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Likewise.
11859 * fixinc/fixincl.c (process): Fix printf format warning.
11861 2003-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11863 * dwarf2out (output_file_names): Don't crash if called
11864 with empty file_table.
11866 2003-01-21 Zack Weinberg <zack@codesourcery.com>
11868 * genautomata.c (output_internal_insn_latency_func): Add
11869 missing break statement to generated code.
11871 2003-01-21 Roger Sayle <roger@eyesopen.com>
11873 * stmt.c (same_case_target_p): New function to determine whether
11874 two case labels branch to the same target. Split out from...
11875 (group_case_nodes): ... here. Use same_case_target_p instead.
11876 (strip_default_case_nodes): Remove explicit case nodes
11877 that branch to the default destination.
11878 (expand_end_case_type): Call strip_default_case_nodes after
11879 group_case_nodes, to simplify the case-list before we count it.
11880 Only generate table_label RTX when actually needed. Try to share
11881 thiscase->exit_label and thiscase->data.case_stmt.default_label
11882 when a switch has no explicit default case. Simplify test for
11883 constant index.
11885 2003-01-21 Kazu Hirata <kazu@cs.umass.edu>
11887 * config/h8300/h8300.md (*negsf2_h8300): Use \\t instead of
11888 \t.
11889 (*negsf2_h8300hs): Likewise.
11890 (*addsi3_lshiftrt_16_zexthi): Likewise.
11891 (*iorhi3_lshiftrt_8): Likewise.
11893 2003-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11895 * dwarf2out.c (fde_table_in_use): Mark GTY.
11896 (dwarf2out_cfi_label_num): New variable, marked GTY.
11897 (dwarf2out_cfi_label): Use it instead of static label_num.
11898 * emit-rtl.c (label_num): Mark GTY.
11900 2003-01-21 Kazu Hirata <kazu@cs.umass.edu>
11902 * config/h8300/h8300.c (output_plussi): Support H8/300.
11903 (compute_plussi_length): Likewise.
11904 (compute_plussi_cc): Likewise.
11905 * config/h8300/h8300.md (addsi_h8300): Use output_plussi to
11906 output assembly instructions.
11908 2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11910 * calls.c (fix_unsafe_tree): Prototype.
11912 * Makefile.in (GCC_WARN_CFLAGS): Add $(WERROR) $($@-warn)
11913 (gtype-desc.o-warn, c-decl.o-warn, varasm.o-warn, gcc.o-warn,
11914 insn-conditions.o-warn, out_object_file, gengtype-yacc.o-warn,
11915 c-parse.o-warn): Add -Wno-error.
11916 (STAGE2_FLAGS_TO_PASS): Add WERROR="@WERROR@".
11918 * configure.in (--enable-werror): Add new flag.
11919 * doc/install.texi (--enable-werror): Document.
11920 * configure: Regenerate.
11922 * objc/Make-lang.in (objc/objc-parse.o-warn): Add -Wno-error.
11924 2003-01-21 Andreas Schwab <schwab@suse.de>
11926 * genautomata.c (output_internal_insn_latency_func): Fix missing
11927 close paren in output.
11929 2003-01-21 Zack Weinberg <zack@codesourcery.com>
11931 * genautomata.c: Space savings in generated code:
11932 (output_dfa_insn_code_func): Split out the table-enlargement
11933 path to an out-of-line static function, dfa_insn_code_enlarge.
11934 (output_internal_insn_latency_func): Use a lookup table for the
11935 default latencies.
11936 (output_print_reservation_func): Use a lookup table for the
11937 strings.
11939 2003-01-21 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11941 PR opt/7507
11942 * calls.c (fix_unsafe_tree): Split out from ...
11943 (expand_call): ... here. Use it on the function address too.
11945 2003-01-20 Richard Henderson <rth@redhat.com>
11947 * expr.h (default_must_pass_in_stack): Move decl outside ifdef.
11949 2003-01-20 Richard Henderson <rth@redhat.com>
11951 PR opt/7154
11952 * stmt.c (expand_asm_operands): Validize memory operands.
11954 2003-01-20 Richard Henderson <rth@redhat.com>
11956 PR opt/8848
11957 * ifcvt.c (noce_process_if_block): Correct arguments to
11958 modified_between_p for no-else-block case.
11960 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
11962 * config/h8300/h8300.c (const_costs): Remove a warning.
11963 (output_plussi): Likewise.
11964 (compute_plussi_length): Likewise.
11965 (compute_plussi_cc): Likewise.
11967 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
11969 * config/h8300/h8300.md (addsi_h8300): Remove the last
11970 alternative.
11972 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
11974 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
11976 2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11978 * system.h (__NO_STRING_INLINES): Define.
11980 2003-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11982 * ifcvt.c (noce_emit_store_flag): Don't emit store flag if mode of x
11983 is not a scalar int mode.
11985 2003-01-20 Roger Sayle <roger@eyesopen.com>
11987 * cse.c (cse_insn): Avoid RTL sharing when updating the RETVAL
11988 insn's notes following a substitution inside a libcall.
11990 2003-01-20 Zack Weinberg <zack@codesourcery.com>
11992 * configure.in: Check for system-provided 'uchar' type.
11993 * configure, config.in: Regenerate.
11994 * cpphash.h: Only typedef 'uchar' if the system doesn't.
11996 2003-01-20 Richard Henderson <rth@redhat.com>
11998 * expr.h (MUST_PASS_IN_STACK): Move implementation...
11999 * calls.c (default_must_pass_in_stack): ... here.
12001 2003-01-20 Vladimir Makarov <vmakarov@redhat.com>
12003 * genattrtab.h (INSN_ALTS_FUNC_NAME): Move it from genautomata.c.
12005 * genautomata.c (INSN_ALTS_FUNC_NAME): Move it into genattrtab.h.
12007 * genattr.c (main): Output default definition of AUTOMATON_ALTS.
12008 Wrap up definition of `insn_alts'.
12010 * genattrtab.c (main): Wrap up `insn_alts'.
12012 2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12014 * collect2.c (ldgetname): Check HAVE_DECL_LDGETNAME before
12015 prototyping.
12016 * configure.in: Check for <ldfcn.h> and ldgetname() prototype.
12018 * config.in, configure: Regenerate.
12020 2003-01-20 Nick Clifton <nickc@redhat.com>
12022 * config/arm/arm.md (sibcall_epilogue): Add an
12023 UNSPEC_PROLOGUE_USE to prevent the link register from being
12024 considered dead.
12026 2003-01-20 Jan Hubicka <jh@suse.cz>
12028 * i386.md (SSE cmov splitter): Handle memory operand in operand 5.
12030 2003-01-20 Andreas Schwab <schwab@suse.de>
12032 * system.h: Don't declare strsignal if the decl test hasn't been
12033 run yet.
12035 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
12037 * config/h8300/h8300.c (notice_update_cc): Don't assume that
12038 recog_data.operands[0] is always associated with cc0.
12040 2003-01-19 David Edelsohn <edelsohn@gnu.org>
12042 * collect2.c (ldgetname): Expand declaration to prototype.
12043 * read-rtl.c (atoll): Add prototype.
12044 * system.h (strsignal): Also declare if no declaration found.
12046 2003-01-19 Alexandre Oliva <aoliva@redhat.com>
12048 * config.gcc (mips64*-*-linux*): Added.
12049 * config/mips/linux64.h, config/mips/t-linux64: New file.
12050 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Define.
12051 * config/mips/mips.c (override_options): Use it.
12052 * config/mips/mips.h (TARGET_SWITCHES): Added...
12053 (SUBTARGET_TARGET_SWITCHES): New, empty by default.
12054 * Makefile.in (SPECS): New.
12055 (STAGESTUFF, specs, mostlyclean, install-common): Use it.
12056 * gcc.c (process_command): Move self-spec processing past spec
12057 file loading.
12058 * doc/tm.texi (DRIVER_SELF_SPECS): Document the change.
12059 * doc/fragments.texi (MULTILIB_EXTRA_OPTS): Document need for
12060 CRTSTUFF_T_CFLAGS.
12061 (SPECS): Document.
12062 * doc/invoke.texi (-mabi-fake-default): Document.
12064 2003-01-19 Stephane Carrez <stcarrez@nerim.fr>
12066 * config/m68hc11/m68hc11.c (stack_push_word, stack_pop_word,
12067 z_reg, z_reg_qi): Declare static and GTY().
12068 (da_reg): Remove.
12069 (create_regs_rtx): Don't create da_reg.
12070 ("gt-m68hc11.h"): Include for GTY roots.
12071 * config/m68hc11/m68hc11.h (ix_reg, iy_reg, d_reg): Declare extern
12072 and GTY() here.
12073 (m68hc11_compare_op0, m68hc11_compare_op1): Likewise.
12074 (m68hc11_soft_tmp_reg): Likewise.
12075 * config/m68hc11/m68hc11-protos.h: Remove above declarations.
12077 2003-01-18 Kazu Hirata <kazu@cs.umass.edu>
12079 * basic-block.h: Fix comment formatting.
12080 * calls.c: Likewise.
12081 * combine.c: Likewise.
12082 * convert.c: Likewise.
12083 * gcov.c: Likewise.
12084 * haifa-sched.c: Likewise.
12085 * libgcc2.c: Likewise.
12086 * loop.c: Likewise.
12087 * profile.c: Likewise.
12088 * system.h: Likewise.
12090 2003-01-18 Roger Sayle <roger@eyesopen.com>
12092 * config/pa/pa.md (muldi3): Avoid invalid sharing of SUBREG RTXs.
12094 2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12096 * ra-build.c (undef_to_size_word): Avoid `switch' warning.
12098 2003-01-17 Dale Johannesen <dalej@apple.com>
12100 * config/rs6000/rs6000.md (*floatsidf2_internal): Add earlyclobbers.
12101 (*floatunssidf2_internal): Ditto.
12103 2003-01-17 Kazu Hirata <kazu@cs.umass.edu>
12105 * alias.c: Fix comment typos.
12106 * basic-block.h: Likewise.
12107 * c-common.c: Likewise.
12108 * c-common.h: Likewise.
12109 * c-decl.c: Likewise.
12110 * c-opts.c: Likewise.
12111 * c-pragma.c: Likewise.
12112 * c-pretty-print.h: Likewise.
12113 * cfg.c: Likewise.
12114 * cfganal.c: Likewise.
12115 * cfgbuild.c: Likewise.
12116 * cfgcleanup.c: Likewise.
12117 * cfglayout.c: Likewise.
12118 * cfgrtl.c: Likewise.
12119 * convert.c: Likewise.
12120 * cpphash.h: Likewise.
12121 * cpplex.c: Likewise.
12122 * cpplib.h: Likewise.
12123 * df.h: Likewise.
12124 * diagnostic.c: Likewise.
12125 * diagnostic.h: Likewise.
12126 * dwarf2.h: Likewise.
12128 2003-01-17 Stan Shebs <shebs@apple.com>
12130 * config/darwin-protos.h: Forward-declare struct cpp_reader.
12132 2003-01-17 Douglas B Rupp <rupp@gnat.com>
12134 * config/alpha/alpha.c (alpha_need_linkage): Fix obvious
12135 mistake in last checkin.
12137 2003-01-17 Kazu Hirata <kazu@cs.umass.edu>
12139 * et-forest.c: Fix comment typos.
12140 * et-forest.h: Likewise.
12141 * except.c: Likewise.
12142 * expr.c: Likewise.
12143 * flags.h: Likewise.
12144 * flow.c: Likewise.
12145 * gcc.c: Likewise.
12146 * gcse.c: Likewise.
12147 * genattrtab.c: Likewise.
12148 * genautomata.c: Likewise.
12149 * gengtype.c: Likewise.
12150 * genrecog.c: Likewise.
12151 * global.c: Likewise.
12152 * gthr-rtems.h: Likewise.
12154 2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12156 * i386.c (x86_function_profiler): Fix format specifier.
12158 2003-01-17 Richard Henderson <rth@redhat.com>
12160 * gengtype.c (walk_type): Allow paramN_is.
12162 2003-01-17 Nick Clifton <nickc@redhat.com>
12164 * config/i960/t-960bare (i960-c.o): Add missing newline escape.
12166 2003-01-16 Richard Henderson <rth@redhat.com>
12168 * config/alpha/linux-elf.h (LIB_SPEC): Adjust inter-option spacing.
12170 2003-01-16 Richard Henderson <rth@redhat.com>
12172 * config/alpha/alpha.c (alpha_sr_alias_set): Mark GTY.
12173 (alpha_next_sequence_number): Likewise.
12174 (alpha_this_literal_sequence_number): Likewise.
12175 (alpha_this_gpdisp_sequence_number): Likewise.
12176 (struct alpha_funcs, alpha_funcs_num): Likewise.
12177 (struct alpha_links): Fix branch merge error.
12178 (alpha_need_linkage, alpha_use_linkage): Use GC for alpha_funcs.
12180 2003-01-17 Alexandre Oliva <aoliva@redhat.com>
12182 * config/mips/mips.h: Don't use #elif. Reported by Kaveh
12183 R. Ghazi.
12185 2003-01-16 Kazu Hirata <kazu@cs.umass.edu>
12187 * ifcvt.c: Fix comment typos.
12188 * lcm.c: Likewise.
12189 * libgcc2.c: Likewise.
12190 * local-alloc.c: Likewise.
12191 * loop.c: Likewise.
12192 * predict.c: Likewise.
12193 * ra-build.c: Likewise.
12194 * ra.c: Likewise.
12195 * ra-colorize.c: Likewise.
12196 * ra.h: Likewise.
12197 * ra-rewrite.c: Likewise.
12198 * regmove.c: Likewise.
12199 * reload.h: Likewise.
12200 * rtlanal.c: Likewise.
12201 * toplev.c: Likewise.
12202 * tree.h: Likewise.
12203 * unwind-dw2-fde-glibc.c: Likewise.
12204 * vmsdbgout.c: Likewise.
12206 2003-01-16 Richard Henderson <rth@redhat.com>
12208 * dwarf2out.c (struct file_table): Remove.
12209 (FILE_TABLE_INCREMENT): Remove.
12210 (file_table): Make a varray; mark for GC. Update all users.
12211 (file_table_last_lookup_index): Extract from struct file_table.
12212 (output_file_names): Fix unsigned compare warnings.
12213 (add_name_attribute): Remove inline marker.
12214 (add_comp_dir_attribute): Split out from gen_compile_unit_die.
12215 (lookup_filename): Don't manage size of file_table.
12216 (init_file_table): Allocate file_table with GC.
12217 (dwarf2out_init): Don't record main_input_filename here.
12218 (dwarf2out_finish): Do it here instead.
12220 2003-01-16 Bruce Korb <bkorb@gnu.org>
12222 * gcc/fixinc/inclhack.def(limits_ifndef): QNX needs a bypass, too.
12224 2003-01-16 Kaz Kojima <kkojima@gcc.gnu.org>
12226 * config/sh/sh.c (sh_initialize_trampoline): Emit rotrdi3_mextr
12227 instead of rotldi3_mextr.
12229 2003-01-16 Vladimir Makarov <vmakarov@redhat.com>
12231 * haifa-sched.c (move_insn): Restore moving all schedule group.
12232 (set_priorities): Restore taking SCHED_GROUP_P into account.
12234 * sched-deps.c (add_dependence): Restore processing the last group
12235 insn.
12236 (remove_dependence, group_leader): Restore the functions.
12237 (set_sched_group_p): Restore adding dependencies from previous insn
12238 in the group.
12239 (compute_forward_dependences): Restore usage of group_leader.
12241 * sched-ebb.c (init_ready_list): Restore taking SCHED_GROUP_P into
12242 account.
12244 * sched-rgn.c (init_ready_list): Restore taking SCHED_GROUP_P into
12245 account.
12246 (can_schedule_ready_p): Ditto.
12247 (add_branch_dependences): Restore skipping over the group insns.
12249 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
12251 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix handling
12252 68HC12 pre/post inc/dec side effects.
12254 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
12256 * config/m68hc11/m68hc11.h (MASK_M6812): Define.
12258 2003-01-16 J"orn Rennecke <amylaar@onetel.net.uk>
12260 * sh.md (mshflo_w_x): Fix description of operation.
12262 2003-01-16 Zack Weinberg <zack@codesourcery.com>
12264 * config/rs6000/rs6000.h: Mention Altivec registers in
12265 commentary. Fix typo.
12267 2003-01-16 David Edelsohn <edelsohn@gnu.org>
12269 * config/rs6000/rs6000.md (movti_string): Remove clobber.
12270 * config/rs6000/rs6000.c (rs6000_emit_move, TImode): Explicitly
12271 generate PARALLEL with clobber for TARGET_POWER.
12273 2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12275 * ra-colorize.c (colorize_one_web): Initialize variable.
12276 * regmove.c (fixup_match_1): Likewise.
12277 * reload1.c (reload_as_needed): Likewise.
12278 * sdbout.c (SET_KNOWN_TYPE_TAG): Add cast.
12280 2003-01-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12282 * cfgloop.c (flow_loops_find): Fix handling of abnormal edges.
12284 2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12286 * dbxout.c (lastfile, cwd): Fix `unused' warning.
12287 * dwarf2out.c (fde_table_in_use, current_funcdef_fde,
12288 dw_cfi_oprnd1_desc, dw_cfi_oprnd2_desc, next_die_offset,
12289 is_main_source, file_table, decl_die_table_in_use,
12290 abbrev_die_table_in_use, line_info_table_in_use,
12291 separate_line_info_table_in_use, pubname_table_in_use,
12292 arange_table_in_use, ranges_table_in_use,
12293 current_function_has_inlines): Likewise.
12294 * flow.c (life_analysis): Likewise.
12295 * genemit.c (gen_insn): Likewise.
12296 * protoize.c (cplus_suffix): Likewise.
12298 * arm.c (ROUND_UP_WORD): Renamed from ROUND_UP.
12299 * arm.h (ROUND_UP_WORD): Likewise.
12301 * arm.h (CONDITIONAL_REGISTER_USAGE): Avoid signed/unsigned
12302 warning.
12303 * emit-rtl.c (gen_rtx_REG, set_mem_attributes_minus_bitpos,
12304 init_emit_once): Likewise.
12305 * flow.c (mark_regs_live_at_end, calculate_global_regs_live):
12306 Likewise.
12307 * function.c (assign_stack_temp_for_type): Likewise.
12308 * loop.c (loop_invariant_p): Likewise.
12309 * recog.c (push_operand): Likewise.
12310 * regclass.c (init_reg_sets_1): Likewise.
12311 * reload.c (update_auto_inc_notes): Likewise.
12312 * reload1.c (reload_as_needed, emit_input_reload_insns): Likewise.
12313 * stmt.c (expand_asm_operands): Likewise.
12314 * stor-layout.c (start_record_layout): Likewise.
12316 2003-01-16 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
12318 * config/c4x/c4x.md (epilogue): Correct last patch.
12320 2003-01-15 Richard Henderson <rth@redhat.com>
12322 * config/alpha/alpha.c (find_lo_sum_using_gp): Rename from find_lo_sum;
12323 also check that GP is being used.
12324 (alpha_find_lo_sum_using_gp): New.
12325 (alpha_does_function_need_gp): Use get_attr_usegp.
12326 * config/alpha/alpha-protos.h: Update.
12327 * config/alpha/alpha.md (attr usegp): New. Annotate patterns
12328 as needed.
12330 2003-01-15 Roger Sayle <roger@eyesopen.com>
12332 * gcse.c (one_cprop_pass): Change function arguments to take both
12333 cprop_jumps and bypass_jumps flags instead of just alter_jumps.
12334 (gcse_main): Update calls to one_cprop_pass, disabling bypassing.
12335 (bypass_jumps): New function to perform separate jump bypassing pass.
12336 * rtl.h (bypass_jumps): Add function prototype.
12337 * timevar.def (TV_BYPASS): New timing variable.
12338 * toplev.c (enum dump_file_index): Add new entry DFI_bypass.
12339 (dump_file): New entry for the bypass RTL dump file.
12340 (rest_of_compilation): Insert new jump bypassing optimization
12341 pass after loop.
12342 * doc/passes.texi: Document new pass.
12344 2003-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
12346 * som.h (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY,
12347 ASM_WEAKEN_LABEL, GTHREAD_USE_WEAK): Define.
12348 * pa.h (TARGET_SOM_SDEF): Define.
12349 * pa-hpux11.h (TARGET_SOM_SDEF): Define.
12351 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
12353 * config/m68hc11/m68hc11.c (expand_prologue): Use push/pop to
12354 allocate 4-bytes of locals on 68HC11.
12355 (expand_epilogue): Likewise.
12356 (m68hc11_memory_move_cost): Increase cost of HI/QI soft registers.
12358 2003-01-15 Stephane Carrez <stcarrez@nerim.fr>
12360 * config/m68hc11/m68hc11.h (ASM_SPEC): Handle -m68hcs12; Pass -mshort
12361 and -mshort-double to the assembler to specify the ABI.
12362 (LINK_SPEC): Likewise.
12363 (CPP_SPEC): Pass HCS12 specific define.
12364 (MASK_M68S12): New define.
12365 (TARGET_M68S12): Likewise.
12366 (TARGET_SWITCHES): New options -m68hcs12 and -m68S12.
12367 (TARGET_VERSION): Update.
12368 * config/m68hc11/m68hc12.h (CPP_SPEC): Pass HCS12 specific define.
12369 (LINK_SPEC): Update.
12370 (ASM_SPEC): Update.
12371 * config/m68hc11/m68hc11.c (m68hc11_asm_file_start): Update.
12372 * doc/invoke.texi (M68hc1x Options): Document -m68hcs12.
12374 2003-01-15 Stephane Carrez <stcarrez@nerim.fr>
12376 * config/m68hc11/m68hc11.md ("return"): Use emit_jump_insn to emit
12377 the return code.
12379 2003-01-15 Josef Zlomek <zlomekj@suse.cz>
12381 * cfganal.c (set_edge_can_fallthru_flag): Clear the EDGE_CAN_FALLTHRU
12382 flag before setting it.
12384 2003-01-15 Roger Sayle <roger@eyesopen.com>
12386 * c-semantics.c (genrtl_while_stmt): Improve initial RTL generation
12387 when loop condition is known true, i.e. "while (1) { ... }".
12388 (genrtl_for_stmt): Similarly for "for" statements.
12390 2003-01-15 Roger Sayle <roger@eyesopen.com>
12392 * real.c (real_sqrt): Return a bool result indicating whether
12393 a floating point exception or trap should be raised.
12394 * real.h (real_sqrt): Update function prototype.
12395 * builtins.c (fold_builtin): Only fold non-trapping square
12396 roots unless we're ignoring errno and trapping math.
12398 2003-01-15 John David Anglin <dave.anglin@nrc.gc.ca>
12400 * expr.h (emit_conditional_add): Add PARAMS to declaration.
12401 * gengtype-lex.l (malloc, realloc): Move defines after include of
12402 system.h. Remove duplicate include of system.h.
12404 2003-01-15 Roger Sayle <roger@eyesopen.com>
12406 PR middle-end/9009
12407 * optabs.c (expand_unop): When manipulating the FP sign bit
12408 using integer operations, account for targets with different
12409 integer and FP word orders.
12410 (expand_abs): Likewise.
12412 2003-01-15 David Edelsohn <edelsohn@gnu.org>
12414 * config/rs6000/rs6000.c (rs6000_gen_section_name): Do not include
12415 file extension in section name.
12417 2003-01-15 Richard Earnshaw <rearnsha@arm.com>
12419 * flow.c (find_auto_inc): Also try to generate a PRE_MODIFY with
12420 constant offset.
12422 2003-01-15 Richard Earnshaw <rearnsha@arm.com>
12424 * arm.h (HAVE_PRE_MODIFY_DISP, HAVE_PRE_MODIFY_REG): Define.
12425 (HAVE_POST_MODIFY_DISP, HAVE_POST_MODIFY_REG): Define.
12426 (ARM_GO_IF_LEGITIMATE_ADDRESS): Handle pre/post-modify addresses.
12427 (ARM_PRINT_OPERAND_ADDRESS): Likewise.
12429 2003-01-15 Jan Hubicka <jh@suse.cz>
12431 PR f/9258
12432 * global.c (struct allocno): Add no_stack_reg.
12433 (global_conflicts): Set no_stack_reg.
12434 (find_reg): Use it.
12436 * convert.c (convert_to_real): Fold - and abs only when profitable.
12437 * fold-const.c (fold): Fold truncates in - and abs.
12439 2003-01-15 Josef Zlomek <zlomekj@suse.cz>
12441 Segher Boessenkool <segher@koffie.nl>
12443 * predict.c (real_inv_br_prob_base): New variable.
12444 (propagate_freq): Use multiply by reciprocal instead of
12445 division. Don't divide by 1.0 at all.
12446 (estimate_bb_frequencies): Similar.
12448 2003-01-15 Alexandre Oliva <aoliva@redhat.com>
12450 * configure.in (libgcc_visibility): Force disabled on IRIX 6 too.
12451 * configure: Rebuilt.
12453 2003-01-15 Hartmut Penner <hpenner@de.ibm.com>
12455 * config/s390/s390.c (s390_safe_attr_type): New function.
12456 (s390_use_dfa_pipeline_interface): New function, return true for z900.
12457 (s390_issue_rate): New function.
12458 (s390_agen_dep_p): New function.
12459 (addr_generation_dependency_p): Use 's390_safe_attr_type'.
12460 (s390_adjust_cost): Return 'cost' if new DFA is used.
12461 (s390_adjust_priority): Delete function.
12462 * config/s390/s390-protos.h: (s390_agen_dep_p): New prototype.
12463 * config/s390/s390.md (atype attribute): Attribute 'atype' default
12464 determined by 'op_type'.
12465 (type attribute): Added more type attributes.
12466 * config/s390/2064.md: New DFA description for z900 pipeline.
12468 2003-01-15 Alexandre Oliva <aoliva@redhat.com>
12470 * config/i386/i386.c (ix86_expand_vector_move): Validize constant
12471 forced to memory. Fixes PR bootstrap/9036.
12473 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Define so as
12474 to set $gp before the call.
12476 2003-01-14 Richard Henderson <rth@redhat.com>
12478 * config/alpha/alpha.c (alpha_expand_mov): Use correct mode
12479 for force_const_mem.
12481 2003-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12483 * genattr.c (main): Rearrange output to avoid prototype warning.
12484 * genautomata.c (transform_3): Fix ambiguous-else warning.
12485 * local-alloc.c (requires_inout): Add parentheses around
12486 assignment used as truth-value.
12487 * timevar.c: Move system includes above local includes. Include
12488 toplev.h
12489 * Makefile.in (timevar.o): Depend on toplev.h.
12491 2003-01-14 Denis Chertykov <denisc@overta.ru>
12493 * config/ip2k/ip2k.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
12494 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12496 * config/ip2k/ip2k.c (ip2k_attribute_table): New table of
12497 attributes.
12498 (TARGET_ATTRIBUTE_TABLE): New macro.
12499 (valid_machine_type_attribute): Remove.
12500 (valid_machine_decl_attribute): Remove.
12501 (ip2k_handle_progmem_attribute): New function.
12502 (ip2k_handle_fndecl_attribute): New function.
12504 2003-01-10 Andrew Haley <aph@redhat.com>
12506 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Rename
12507 registers to be in correct order. Add rip.
12509 2003-01-14 Kazu Hirata <kazu@cs.umass.edu>
12511 * config/h8300/h8300.md (*andsi3_lshiftrt_9_sb): New.
12512 (*iorsi3_and_lshiftrt_9_sb): Likewise.
12514 2003-01-14 Jan Hubicka <jh@suse.cz>
12516 * convert.c (strip_float_extensions): Look for narrowest type handling
12517 FP constants.
12519 * fold-const.c (fold): Fold (double)float1 CMP (double)float2 into
12520 float1 CMP float2.
12521 * convert.c (strip_float_extensions): Make global.
12522 * tree.h (strip_float_extensions): Declare.
12524 2003-01-14 Gabriel Dos Reis <gdr@integrable-solutions.net>
12526 * timevar.def: define TV_NAME_LOOKUP.
12527 * timevar.c (timevar_pop): Be verbose when aborting.
12529 2003-01-13 Andreas Schwab <schwab@suse.de>
12531 * Makefile.in ($(parsedir)/gengtype-lex.c): Don't change to
12532 $(parsedir), just move the temporary file at the end.
12533 ($(parsedir)/gengtype-yacc.c): Likewise.
12535 2003-01-13 Alexandre Oliva <aoliva@redhat.com>
12537 * aclocal.m4 (gcc_AC_PROG_GNAT): Don't try to prepend
12538 ${ac_tool_prefix} to ADAC or CC. Protect them from word
12539 splitting.
12540 * configure: Rebuilt.
12542 2003-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12544 * config/sparc/gmon-sol2.c (moncontrol, monstartup, _mcleanup,
12545 internal_mcount): Don't use PARAMS.
12546 (monstartup, _mcleanup, internal_mcount, moncontrol): Convert to
12547 ISO C style.
12548 (internal_mcount): Use __attribute__, not ATTRIBUTE_UNUSED.
12550 2003-01-13 Andreas Schwab <schwab@suse.de>
12552 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Output type
12553 directive.
12555 2003-01-13 Kazu Hirata <kazu@cs.umass.edu>
12557 * config/h8300/h8300.md (*andsi3_lshift_n_sb): New.
12558 (*iorsi3_and_lshiftrt_n_sb): Likewise.
12560 2003-01-12 Mark Mitchell <mark@codesourcery.com>
12562 PR c++/9264
12563 * c-lex.c (c_lex): Set the token value to error_mark_node for
12564 invalid numeric constants.
12566 2003-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12568 * c-pch.c (asm_file_startpos): Change to `long'.
12569 (pch_init): Use ftell, not ftello.
12570 (c_common_write_pch): Use ftell/fseek, not ftello/fseeko.
12571 Use `long' instead of `off_t'.
12572 (c_common_read_pch): Likewise.
12573 * ggc-common.c (gt_pch_save): Use long/ftell instead of
12574 off_t/ftello.
12576 2003-01-12 Alan Modra <amodra@bigpond.net.au>
12578 * expr.c (expand_expr <RDIV_EXPR>): Correct recursive call args.
12580 2003-01-11 Richard Earnshaw (rearnsha@arm.com)
12582 * arm-protos.h (struct cpp_reader): Add declaration.
12584 2003-01-11 Jan Hubicka <jh@suse.cz>
12586 PR target/9068
12587 * i386.c (output_fp_compare): Fix typo.
12589 2003-01-10 David Edelsohn <edelsohn@gnu.org>
12591 * config/rs6000/rs6000.c (common_mode_defined): Mark for PCH.
12593 2003-01-10 Geoffrey Keating <geoffk@apple.com>
12595 * Makefile.in (parsedir): New variable.
12596 (docobjdir): New variable.
12597 (c-parse.o, c-parse.c, c-parse.y, gengtype-lex.o, gengtype-yacc.o,
12598 gengtype-lex.c, gengtype-yacc.c): Use parsedir.
12599 (info, cpp.info, gcc.info, gccint.info, gccinstall.info,
12600 cppinternals.info, generated-manpages, gcov.1, cpp.1, gcc.1, gfdl.7,
12601 gpl.7, fsf-funding.7, maintainer-clean, install-info, install-man):
12602 Use docobjdir.
12603 * objc/Make-lang.in (objc/objc-parse.c, objc/objc-parse.y,
12604 objc.maintainer-clean): Use parsedir.
12606 * varasm.c (struct constant_descriptor_rtx): Remove unused
12607 `label' field.
12609 * toplev.c (documented_lang_options): Document -Winvalid-pch.
12611 2003-01-10 Richard Henderson <rth@redhat.com>
12613 * config/alpha/alpha.h (NO_PROFILE_COUNTERS): Set.
12614 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Kill.
12616 2003-01-10 Richard Henderson <rth@redhat.com>
12618 * combine.c (make_compound_operation): Use SCALAR_INT_MODE_P,
12619 not INTEGRAL_MODE_P when widening extensions.
12621 2003-01-10 Richard Henderson <rth@redhat.com>
12623 * config/alpha/alpha.c (decl_has_samegp): True for !TREE_PUBLIC.
12625 2003-01-10 Geoffrey Keating <geoffk@apple.com>
12627 * ggc-page.c (ggc_collect): Avoid overflow computing
12628 min_expand.
12630 * Makefile.in (RANLIB_FOR_TARGET): Use RANLIB when native.
12631 (RANLIB_TEST_FOR_TARGET): Delete. Don't pass down to sub-makes.
12632 Remove calls.
12633 * mklibgcc.in: Remove uses of RANLIB_TEST_FOR_TARGET.
12635 2003-01-10 Jan Hubicka <jh@suse.cz>
12637 * ifcvt.c (noce_try_addcc): Do not call emit_conditional_add
12638 with weird operands.
12640 2003-01-10 Dale Johannesen <dalej@apple.com>
12642 * calls.c (load_register_parameters): Add is_sibcall, sibcall_failure
12643 parameters. Call check_sibcall_argument_overlap if indicated.
12644 (check_sibcall_argument_overlap): Add mark_stored_args_map
12645 parameter. Don't mark parameter area as clobbered if not set.
12646 (expand_call): Adjust calls to above.
12648 2003-01-10 Kelley Cook <kelleycook@comcast.net>
12650 * configure.in (linker read-only and read-write section mixing):
12651 Squelch some assembler warnings.
12652 * configure: Likewise.
12654 2003-01-10 Hartmut Penner <hpenner@de.ibm.com>
12656 * doc/invoke.texi: Document -mtune, delete -mcpu
12657 option for S/390 and zSeries.
12658 * config/s390/s390.c (s390_tune_string) New variable.
12659 (s390_cpu_string) Delete variable.
12660 (override_options): Use s390_tune_string instead of
12661 s390_cpu_string.
12662 * config/s390/s390.h: (TARGET_OPTIONS) '-mtune' instead of '-mcpu'.
12664 2003-01-10 Kazu Hirata <kazu@cs.umass.edu>
12666 * config/h8300/h8300.md (*iorsi3_ashift_31): New.
12668 2003-01-10 Josef Zlomek <zlomekj@suse.cz>
12670 * jump.c (next_nonnote_insn_in_loop): New function.
12671 (copy_loop_headers): Use next_nonnote_insn_in_loop instead of
12672 next_nonnote_insn.
12673 (duplicate_loop_exit_test). Likewise.
12675 2003-01-09 Geoffrey Keating <geoffk@apple.com>
12677 Merge from pch-branch:
12679 2003-01-06 Geoffrey Keating <geoffk@apple.com>
12681 * ggc-page.c (ggc_pch_read): Update the statistics after a PCH
12682 load.
12684 2002-12-24 Geoffrey Keating <geoffk@apple.com>
12686 * cpplib.c (count_registered_pragmas): New function.
12687 (save_registered_pragmas): New function.
12688 (_cpp_save_pragma_names): New function.
12689 (restore_registered_pragmas): New function.
12690 (_cpp_restore_pragma_names): New function.
12691 * cpphash.h (_cpp_save_pragma_names): Prototype.
12692 (_cpp_restore_pragma_names): Likewise.
12693 * cpppch.c (struct save_macro_item): Split from save_macro_data.
12694 (struct save_macro_data): New field 'saved_pragmas'.
12695 (save_macros): Update for changes to struct save_macro_data.
12696 (cpp_prepare_state): Call _cpp_save_pragma_names, update
12697 for changes to struct save_macro_data.
12698 (cpp_read_state): Call _cpp_restore_pragma_names, update
12699 for changes to struct save_macro_data.
12701 * cpppch.c (cpp_read_state): Restore the hashtable references
12702 in the cpp_reader.
12704 * tree.h (built_in_decls): Mark for PCH.
12706 * dbxout.c (lastfile): Don't mark for PCH.
12708 * ggc.h: Document PCH calls into memory managers.
12710 2002-12-18 Geoffrey Keating <geoffk@apple.com>
12712 * doc/invoke.texi (Precompiled Headers): Document the
12713 directory form of PCH.
12714 * cppfiles.c (validate_pch): New function.
12715 (open_file_pch): Search suitably-named directories for PCH files.
12717 2002-12-14 Geoffrey Keating <geoffk@apple.com>
12719 * doc/gty.texi (GTY Options): Document chain_next, chain_prev,
12720 reorder options.
12721 (Type Information): Mention that the information is also
12722 used to implement PCH.
12723 * doc/passes.texi (Passes): Improve documentation of
12724 language-specific files.
12726 2002-12-11 Geoffrey Keating <geoffk@apple.com>
12728 * gengtype.c (struct write_types_data): Add reorder_note_routine field.
12729 (struct walk_type_data): Add reorder_fn field.
12730 (walk_type): Process 'reorder' option.
12731 (write_types_process_field): Reorder parameters to gt_pch_note_object,
12732 call reorder_note_routine.
12733 (write_func_for_structure): Reorder parameters to gt_pch_note_object.
12734 (ggc_wtd): Update for change to struct write_types_data.
12735 (pch_wtd): Likewise.
12736 * ggc.h (gt_pch_note_object): Reorder parameters.
12737 (gt_handle_reorder): New definition.
12738 (gt_pch_note_reorder): New prototype.
12739 * ggc-common.c (struct ptr_data): Add reorder_fn.
12740 (gt_pch_note_object): Reorder parameters.
12741 (gt_pch_note_reorder): New.
12742 (gt_pch_save): Call reorder_fn.
12743 * stringpool.c (gt_pch_n_S): Update for change to gt_pch_note_object.
12745 * dbxout.c (cwd): Don't mark for PCH.
12747 2002-12-09 Geoffrey Keating <geoffk@apple.com>
12749 * gengtype.c (finish_root_table): Fix some warnings.
12750 (write_root): Handle TYPE_STRING.
12751 * ggc.h (gt_ggc_m_S): Add prototype.
12752 * stringpool.c (gt_ggc_m_S): New function.
12754 2002-11-30 Geoffrey Keating <geoffk@apple.com>
12756 * dwarf2out.c (dw2_string_counter): New.
12757 (AT_string_form): Use it.
12758 (same_dw_val_p): Update for removal of hashtable.h hash tables.
12760 2002-11-22 Geoffrey Keating <geoffk@apple.com>
12762 * dbxout.c: Include gt-dbxout.h.
12763 (lastfile): Mark for PCH/GGC.
12764 (cwd): Likewise.
12765 (struct typeinfo): Likewise.
12766 (typevec): Likewise.
12767 (typevec_len): Likewise.
12768 (next_type_number): Likewise.
12769 (struct dbx_file): Likewise.
12770 (current_file): Likewise.
12771 (next_file_number): Likewise.
12772 (dbxout_init): Allocate typevec, struct dbx_file with GGC.
12773 (dbxout_start_source_file): Allocate struct dbx_file with GGC.
12774 (dbxout_end_source_file): Don't free struct dbx_file.
12775 (dbxout_type): Use GGC to allocate typevec.
12776 * Makefile.in (dbxout.o): Depend on gt-dbxout.h, $(GGC_H).
12777 (GTFILES): Add dbxout.c.
12778 (gt-dbxout.h): New rule.
12780 * Makefile.in (c-pch.o): Add debug.h as dependency.
12781 * c-pch.c: Include debug.h.
12782 (pch_init): Call start_source_file to keep nesting right.
12783 (c_common_read_pch): Add orig_name parameter. Call
12784 start_source_file debug hook. Call end_source_file debug hook.
12785 * c-common.h (c_common_read_pch): Update prototype.
12786 * cpplib.h (struct cpp_callbacks): Add fourth field to read_pch
12787 callback.
12788 * cppfiles.c (struct include_file): Add new field `header_name'.
12789 (find_or_create_entry): Default it to `name'.
12790 (open_file_pch): Set it to the original header file searched for.
12791 (stack_include_file): Don't stack an empty buffer, just handle
12792 PCH files immediately. Pass header_name field to read_pch callback.
12794 2002-11-19 Geoffrey Keating <geoffk@apple.com>
12796 * function.c (funcdef_no): Mark to be saved in a PCH.
12798 2002-11-15 Geoffrey Keating <geoffk@apple.com>
12800 * ggc-page.c (ggc_pch_read): Remove unused 'bmap_size'.
12802 * cpppch.c (cpp_read_state): Correct size reallocated for 'defn'.
12804 2002-11-14 Geoffrey Keating <geoffk@apple.com>
12806 * optabs.h (code_to_optab): Add GTY marker.
12808 2002-11-13 Geoffrey Keating <geoffk@apple.com>
12810 * Makefile.in (GTFILES): Add cpplib.h.
12811 * c-common.h (struct c_common_identifier): Don't skip 'node' field.
12812 * c-decl.c (build_compound_literal): Don't use var_labelno.
12813 * cpplib.h (struct cpp_hashnode): Use gengtype to mark.
12814 * dwarf2asm.c (dw2_force_const_mem): Don't use const_labelno.
12815 * varasm.c (const_labelno): Use gengtype to mark.
12816 (var_labelno): Likewise.
12817 (in_section): Likewise.
12818 (in_named_name): Likewise.
12819 (struct in_named_entry): Likewise.
12820 (in_named_htab): Likewise.
12821 (set_named_section_flags): Use GGC to allocate struct in_named_entry.
12822 (init_varasm_once): Use GGC to allocate in_named_htab.
12823 * config/darwin.c (current_pic_label_num): Mark for PCH.
12825 2002-11-11 Geoffrey Keating <geoffk@apple.com>
12827 * ggc-simple.c (init_ggc_pch): New stub procedure.
12828 (ggc_pch_count_object): Likewise.
12829 (ggc_pch_total_size): Likewise.
12830 (ggc_pch_this_base): Likewise.
12831 (ggc_pch_alloc_object): Likewise.
12832 (ggc_pch_prepare_write): Likewise.
12833 (ggc_pch_write_object): Likewise
12834 (ggc_pch_finish): Likewise.
12835 (ggc_pch_read): Likewise.
12837 2002-11-08 Geoffrey Keating <geoffk@apple.com>
12839 * c-pch.c (c_common_write_pch): Write the macro definitions after
12840 the GCed data.
12841 (c_common_read_pch): Call cpp_prepare_state. Restore the macro
12842 definitions after the GCed data.
12843 * cpplib.c (save_macros): New.
12844 (reset_ht): New.
12845 (cpp_write_pch_deps): Split out of cpp_write_pch.
12846 (cpp_write_pch_state): Split out of cpp_write_pch.
12847 (cpp_write_pch): Delete.
12848 (struct save_macro_data): Delete.
12849 (cpp_prepare_state): New.
12850 (cpp_read_state): Erase and restore initial macro definitions.
12851 * cpplib.h (struct save_macro_data): Forward-declare.
12852 (cpp_write_pch_deps): Prototype.
12853 (cpp_write_pch_state): Prototype.
12854 (cpp_write_pch): Delete prototype.
12855 (cpp_prepare_state): Prototype.
12856 (cpp_read_state): Add fourth argument.
12858 2002-11-04 Geoffrey Keating <geoffk@apple.com>
12860 * gengtype.c (adjust_field_rtx_def): Don't use skip on valid fields.
12861 (write_array): Remove warning.
12863 * gengtype.c (contains_scalar_p): New.
12864 (finish_root_table): Add the table to all languages, even if it's
12865 empty.
12866 (write_roots): Output gt_pch_scalar_rtab.
12867 * ggc-common.c (gt_pch_save): Write out scalars.
12868 (gt_pch_restore): Read scalars back.
12870 * ggc-page.c (OBJECTS_IN_PAGE): New macro.
12871 (struct page_entry): Delete pch_page field.
12872 (ggc_recalculate_in_use_p): Use OBJECTS_IN_PAGE.
12873 (clear_marks): Likewise.
12874 (sweep_pages): Likewise.
12875 (poison_pages): Likewise.
12876 (ggc_print_statistics): Likewise.
12877 (ggc_pch_read): Don't free objects read from a PCH.
12878 Properly set up in_use_p and page_tails.
12880 2002-10-25 Geoffrey Keating <geoffk@apple.com>
12882 * gengtype.c (struct write_types_data): New.
12883 (struct walk_type_data): Make `cookie' const; add extra
12884 prev_val item; add `orig_s' field.
12885 (walk_type): Update prev_val[3].
12886 (write_types_process_field): New.
12887 (write_func_for_structure): Take write_types_data structure.
12888 (write_types): New.
12889 (ggc_wtd): New.
12890 (pch_wtd): New.
12891 (write_types_local_process_field): New.
12892 (gc_mark_process_field): Delete.
12893 (write_local_func_for_structure): New.
12894 (gc_mark_func_name): Delete.
12895 (write_gc_types): Delete.
12896 (write_local): New.
12897 (finish_root_table): Don't include 'ggc_' in PFX.
12898 (write_root): Rename from write_root. Fill pchw field of structures.
12899 (write_array): New.
12900 (write_roots): Rename from write_gc_roots. Split out to write_array.
12901 Update to changes to other routines. Write gt_pch_cache_rtab table.
12902 (main): Write PCH walking routines.
12903 * ggc-common.c: Include toplev.h, sys/mman.h.
12904 (ggc_mark_roots): For cache hashtables, also mark the hash table
12905 and the array of entries.
12906 (saving_htab): New.
12907 (struct ptr_data): New.
12908 (POINTER_HASH): New.
12909 (gt_pch_note_object): New.
12910 (saving_htab_hash): New.
12911 (saving_htab_eq): New.
12912 (struct traversal_state): New.
12913 (call_count): New.
12914 (call_alloc): New.
12915 (compare_ptr_data): New.
12916 (relocate_ptrs): New.
12917 (write_pch_globals): New.
12918 (struct mmap_info): New.
12919 (gt_pch_save): New.
12920 (gt_pch_restore): New.
12921 * ggc-page.c (ROUND_UP_VALUE): New.
12922 (ROUND_UP): New.
12923 (struct page_entry): Add field `pch_page'.
12924 (init_ggc): Use ROUND_UP.
12925 (struct ggc_pch_data): Declare.
12926 (init_ggc_pch): New.
12927 (ggc_pch_count_object): New.
12928 (ggc_pch_total_size): New.
12929 (ggc_pch_this_base): New.
12930 (ggc_pch_alloc_object): New.
12931 (ggc_pch_prepare_write): New.
12932 (ggc_pch_write_object): New.
12933 (ggc_pch_finish): New.
12934 (ggc_pch_read): New.
12935 * ggc.h (gt_pointer_operator): New.
12936 (gt_note_pointers): New.
12937 (gt_pch_note_object): New prototype.
12938 (gt_pointer_walker): New.
12939 (struct ggc_root_tab): Use gt_pointer_walker, add `pchw' field.
12940 (LAST_GGC_ROOT_TAB): Update.
12941 (gt_pch_cache_rtab): Declare.
12942 (gt_pch_scalar_rtab): Declare.
12943 (struct ggc_cache_tab): Use gt_pointer_walker, add `pchw' field.
12944 (LAST_GGC_CACHE_TAB): Update.
12945 (gt_pch_save_stringpool): Declare.
12946 (gt_pch_restore_stringpool): Declare.
12947 (gt_pch_p_S): Declare.
12948 (gt_pch_n_S): Declare.
12949 (struct ggc_pch_data): Forward-declare.
12950 (init_ggc_pch): Declare.
12951 (ggc_pch_count_object): Declare.
12952 (ggc_pch_total_size): Declare.
12953 (ggc_pch_this_base): Declare.
12954 (ggc_pch_alloc_object): Declare.
12955 (ggc_pch_prepare_write): Declare.
12956 (ggc_pch_write_object): Declare.
12957 (ggc_pch_finish): Declare.
12958 (ggc_pch_read): Declare.
12959 (gt_pch_save): Declare.
12960 (gt_pch_restore): Declare.
12961 * fold-const.c (size_int_type_wide): Allocate size_htab using GGC.
12962 * emit-rtl.c (init_emit_once): Allocate const_int_htab,
12963 const_double_htab, mem_attrs_htab using GGC.
12964 * c-pch.c: Include ggc.h.
12965 (pch_init): Allow reading PCH file back.
12966 (c_common_write_pch): Call gt_pch_save.
12967 (c_common_read_pch): Call gt_pch_restore.
12968 * c-parse.in (init_reswords): Delete now-untrue comment.
12969 Allocate ridpointers using GGC.
12970 * c-objc-common.c (c_objc_common_finish_file): Write PCH before
12971 calling expand_deferred_fns.
12972 * c-common.h (ridpointers): Mark for GTY machinery.
12973 * Makefile.in (stringpool.o): Update dependencies.
12974 (c-pch.o): Update dependencies.
12975 (ggc-common.o): Update dependencies.
12976 * stringpool.c: Include gt-stringpool.h.
12977 (gt_pch_p_S): New.
12978 (gt_pch_n_S): New.
12979 (struct string_pool_data): New.
12980 (spd): New.
12981 (gt_pch_save_stringpool): New.
12982 (gt_pch_restore_stringpool): New.
12983 * tree.c (init_ttree): Make type_hash_table allocated using GC.
12985 2002-10-04 Geoffrey Keating <geoffk@apple.com>
12987 * gengtype.c (adjust_field_rtx_def): Don't pass size_t to printf.
12988 (output_mangled_typename): Don't pass size_t to printf.
12990 * tree.h (union tree_type_symtab): Add tag to `address' field.
12991 (union tree_decl_u2): Add tag to 'i' field.
12992 * varasm.c (union rtx_const_un): Add tags to all fields.
12993 * gengtype.c (struct walk_type_data): New.
12994 (output_escaped_param): Take struct walk_type_data parameter.
12995 (write_gc_structure_fields): Delete.
12996 (walk_type): New.
12997 (write_gc_marker_routine_for_structure): Delete.
12998 (write_func_for_structure): New.
12999 (gc_mark_process_field): New.
13000 (gc_mark_func_name): New.
13001 (gc_counter): Delete.
13002 (write_gc_types): Use write_func_for_structure.
13003 (write_gc_roots): Use walk_type.
13005 2002-10-02 Geoffrey Keating <geoffk@apple.com>
13007 * ggc-common.c (ggc_mark_roots): Delete 'x'.
13008 (ggc_splay_dont_free): Fix warning about unused 'x'.
13009 (ggc_print_common_statistics): Remove warnings.
13011 2002-10-01 Mike Stump <mrs@apple.com>
13013 * ggc-common.c (ggc_splay_alloc): Actually return the allocated area.
13014 * gengtype.c (write_gc_structure_fields): Handle param[digit]_is.
13016 2002-09-01 Geoffrey Keating <geoffk@redhat.com>
13017 Catherine Moore <clm@redhat.com>
13019 * Makefile (c-pch.o): Update dependencies.
13020 (LIBCPP_OBJS): Add cpppch.o.
13021 (cpppch.o): New.
13022 * c-common.c (c_common_init): Don't call pch_init here.
13023 * c-common.h (c_common_read_pch): Update prototype.
13024 * c-lex.c (c_common_parse_file): Call pch_init here.
13025 * c-opts.c (COMMAND_LINE_OPTIONS): Add -Winvalid-pch, -fpch-deps.
13026 (c_common_decode_option): Handle them.
13027 * c-pch.c: Include c-pragma.h.
13028 (save_asm_offset): Delete.
13029 (pch_init): Move contents of save_asm_offset into here, call
13030 cpp_save_state.
13031 (c_common_write_pch): Call cpp_write_pch.
13032 (c_common_valid_pch): Warn only when -Winvalid-pch. Call
13033 cpp_valid_state.
13034 (c_common_read_pch): Add NAME parameter. Call cpp_read_state.
13035 * cppfiles.c (stack_include_file): Update for change to
13036 parameters of cb.read_pch.
13037 * cpphash.h (struct cpp_reader): Add `savedstate' field.
13038 * cpplib.h (struct cpp_options): Add `warn_invalid_pch' and
13039 `restore_pch_deps' fields.
13040 (struct cpp_callbacks): Add NAME parameter to `read_pch'.
13041 (cpp_save_state): Prototype.
13042 (cpp_write_pch): Prototype.
13043 (cpp_valid_state): Prototype.
13044 (cpp_read_state): Prototype.
13045 * cpppch.c: New file.
13046 * flags.h (version_flag): Remove prototype.
13047 * mkdeps.c (deps_save): New.
13048 (deps_restore): New.
13049 * mkdeps.h (deps_save): Prototype.
13050 (deps_restore): Prototype.
13051 * toplev.c (late_init_hook): Delete.
13052 (version_flag): Make static again.
13053 (compile_file): Don't call late_init_hook.
13054 * toplev.h (late_init_hook): Delete.
13055 * doc/cppopts.texi: Document -fpch-deps.
13056 * doc/invoke.texi (Warning Options): Document -Winvalid-pch.
13058 2002-08-27 Geoffrey Keating <geoffk@redhat.com>
13060 * c-pch.c (c_common_write_pch): Rename from c_write_pch, change
13061 callers.
13062 (c_common_valid_pch): Rename from c_valid_pch, change callers.
13063 (c_common_read_pch): Rename from c_read_pch, change callers.
13065 * c-opts.c (COMMAND_LINE_OPTIONS): Allow -output-pch= to have
13066 a space between it and its argument.
13068 2002-08-24 Geoffrey Keating <geoffk@redhat.com>
13070 * c-pch.c: New file.
13071 * toplev.h (late_init_hook): Declare.
13072 * toplev.c (late_init_hook): Define.
13073 (version_flag): Make globally visible.
13074 (compile_file): Call late_init_hook.
13075 (init_asm_output): Make output file seekable.
13076 * gcc.c (default_compilers): Update c-header rule.
13077 * flags.h (version_flag): Declare.
13078 * cpplib.h (struct cpp_callbacks): Add 'valid_pch' and 'read_pch'
13079 fields.
13080 * cppfiles.c (struct include_file): Add 'pch' field.
13081 (INCLUDE_PCH_P): New.
13082 (open_file_pch): New.
13083 (stack_include_file): Handle PCH files specially.
13084 (find_include_file): Call open_file_pch instead of open_file.
13085 (_cpp_read_file): Explain why open_file is used instead of
13086 open_file_pch.
13087 * c-opts.c (c_common_decode_option): Correct OPT__output_pch case.
13088 * c-objc-common.c (c_objc_common_finish_file): Call c_write_pch.
13089 * c-lex.c (init_c_lex): Set valid_pch and read_pch fields
13090 in cpplib callbacks.
13091 * c-common.c (pch_file): Correct comment.
13092 (allow_pch): Define.
13093 (c_common_init): Call pch_init.
13094 * c-common.h (allow_pch): Declare.
13095 (pch_init): Declare.
13096 (c_valid_pch): Declare.
13097 (c_read_pch): Declare.
13098 (c_write_pch): Declare.
13099 * Makefile.in (c-pch.o): New.
13100 (C_AND_OBJC_OBJS): Add c-pch.o.
13101 * doc/invoke.texi (Precompiled Headers): Add index entries,
13102 complete truncated paragraph.
13104 2002-08-17 Geoffrey Keating <geoffk@redhat.com>
13106 * c-common.c: (pch_file): Define.
13107 * c-common.h (pch_file): Declare.
13108 * c-opts.c (COMMAND_LINE_OPTIONS): Add --output-pch=.
13109 (missing_arg): Require --output-pch= to have an argument.
13110 (c_common_decode_option): Handle --output-pch=.
13111 * gcc.c: Document new %V.
13112 (default_compilers): Handle compiling C header files.
13113 (do_spec_1): Implement %V.
13114 (main): Handle "gcc foo.h" without trying to run linker.
13115 * doc/invoke.texi (Invoking GCC): Add new menu item for PCH.
13116 (Overall Options): Document what the driver does with header files,
13117 document new -x option possibilities.
13118 (Invoking G++): More documentation for PCH.
13119 (Precompiled Headers): New.
13121 2002-08-09 Geoffrey Keating <geoffk@redhat.com>
13123 * ggc.h: Don't include varray.h. Rearrange functions to be more
13124 organized.
13125 (ggc_add_root): Delete.
13126 (ggc_mark_rtx): Delete.
13127 (ggc_mark_tree): Delete.
13128 (struct ggc_statistics): Remove contents.
13129 * ggc-common.c: Remove unneeded includes.
13130 (struct ggc_root): Delete.
13131 (roots): Delete.
13132 (ggc_add_root): Delete.
13133 (ggc_mark_roots): Don't mark `roots'. Call ggc_mark_stringpool.
13134 (ggc_print_common_statistics): Remove most of the contents.
13135 * Makefile.in (GGC_H): No longer uses varray.h.
13136 (ggc-common.o): Update dependencies.
13137 (c-parse.o): Add varray.h to dependencies.
13138 (c-common.o): Add varray.h.
13139 * stringpool.c (mark_ident): Use mangled name for tree marker routine.
13140 (mark_ident_hash): Rename to ggc_mark_stringpool.
13141 (init_stringpool): Don't use ggc_add_root.
13142 * c-parse.in: Include varray.h.
13143 * c-common.c: Include varray.h.
13144 * objc/Make-lang.in (objc-act.o): Add varray.h.
13145 * objc/objc-act.c: Include varray.h.
13147 2002-07-25 Geoffrey Keating <geoffk@redhat.com>
13149 * dwarf2out.c (dw_cfi_oprnd2_desc): Fix ISO-only function definition.
13150 (dw_cfi_oprnd1_desc): Likewise.
13152 2002-07-17 Geoffrey Keating <geoffk@redhat.com>
13154 * config/alpha/alpha.c (struct alpha_links): Use gengtype to mark;
13155 move out of ifdef.
13156 (alpha_links): Use gengtype to mark; move out of ifdef.
13157 (mark_alpha_links_node): Delete.
13158 (mark_alpha_links): Delete.
13159 (alpha_need_linkage): Use GGC to allocate splay tree, struct
13160 alpha_links, strings. Don't use ggc_add_root.
13161 * ggc-common.c (ggc_splay_alloc): New.
13162 (ggc_splay_dont_free): New.
13163 * ggc.h (ggc_mark_rtx): Update for changed name mangling.
13164 (ggc_mark_tree): Likewise.
13165 (splay_tree_new_ggc): New.
13166 (ggc_splay_alloc): Declare.
13167 (ggc_splay_dont_free): Declare.
13168 * dwarf2asm.c: Include gt-dwarf2asm.h.
13169 (mark_indirect_pool_entry): Delete.
13170 (mark_indirect_pool): Delete.
13171 (indirect_pool): Use gengtype to mark.
13172 (dw2_force_const_mem): Don't use ggc_add_root.
13173 * Makefile.in (dwarf2asm.o): Depend on gt-dwarf2asm.h.
13174 (GTFILES): Add SPLAY_TREE_H, dwarf2asm.c.
13175 (gt-dwarf2asm.h): Depend on s-gtype.
13177 2002-07-08 Geoffrey Keating <geoffk@redhat.com>
13179 * tree.h (union tree_type_symtab): Mark `die' field.
13180 * Makefile.in (dwarf2out.o): Update dependencies.
13181 * dwarf2out.c: Use GGC to allocate all structures. Convert to htab_t
13182 hash tables.
13183 (dw_cfi_oprnd1_desc): New function.
13184 (dw_cfi_oprnd2_desc): New function.
13185 (indirect_string_alloc): Delete.
13186 (debug_str_do_hash): New function.
13187 (debug_str_eq): New function.
13188 (mark_limbo_die_list): Delete.
13189 (dwarf2out_init): Don't call ggc_add_root.
13191 2003-01-09 Vladimir Makarov <vmakarov@redhat.com>
13193 The following changes are merged from itanium-sched-branch:
13195 2003-01-08 David Edelsohn <edelsohn@gnu.org>
13197 * doc/md.texi: Clarify assignment of units to automata description.
13199 2003-01-08 Vladimir Makarov <vmakarov@redhat.com>
13201 * genautomata.c (unit_decl): Remove members
13202 `the_same_automaton_unit' and
13203 `the_same_automaton_message_reported_p'.
13204 (process_unit_to_form_the_same_automaton_unit_lists,
13205 form_the_same_automaton_unit_lists_from_regexp,
13206 form_the_same_automaton_unit_lists, the_same_automaton_lists):
13207 Remove them.
13208 (annotation_message_reported_p): New global variable.
13209 (check_unit_distribution_in_reserv,
13210 check_regexp_units_distribution): New functions.
13211 (check_unit_distributions_to_automata): Rewrite it.
13213 2003-01-04 Vladimir Makarov <vmakarov@redhat.com>
13215 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
13216 Use continue instead of break if cycle is too big.
13218 2002-12-20 Vladimir Makarov <vmakarov@redhat.com>
13220 * genautomata.c (check_unit_distributions_to_automata): Output at
13221 most one message for a unit.
13222 (process_unit_to_form_the_same_automaton_unit_lists): Check
13223 automaton of units instead of units themself.
13225 * doc/md.texi: Describe the constraint about assigning unit to
13226 automata.
13228 2002-12-20 Jan Hubicka <jH@suse.cz>
13229 Vladimir Makarov <vmakarov@redhat.com>
13231 * genautomata.c (unit_decl): Add new members `min_occ_cycle_num'
13232 and `in_set_p'.
13233 (gen_cpu_unit): Initialize the new members.
13234 (process_regexp_cycles): Calculate minimal finish cycle too. Set
13235 up `min_occ_cycle_num'.
13236 (evaluate_max_reserv_cycles): Change the function call.
13237 (CLEAR_BIT): New macro.
13238 (states_union, state_shift): Use the mask.
13239 (initiate_excl_sets, form_reserv_sets_list): Set up `in_set_p'.
13240 (form_reservs_matter): New function.
13241 (make_automaton): Call the function and use the mask.
13242 (estimate_one_automaton_bound): Take `min_occ_cycle_num' into
13243 account.
13245 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
13247 * config/ia64/itanium2.md (lfetch): Change the insn reservation.
13249 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
13251 * config/ia64/ia64.c (bundling): Try to insert 2 nops for M insn
13252 for Itanium.
13254 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
13256 * config/ia64/ia64.c (ia64_override_options): Make itanium2 as
13257 default cpu.
13259 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
13260 2002-10-31 Dale Johannesen <dalej@apple.com>
13262 * haifa-sched.c (find_set_reg_weight): New function.
13263 (find_insn_reg_weight): Use the new function.
13264 (schedule_block): Do sorting ready queue always
13265 after insn issue.
13267 2002-11-27 Vladimir Makarov <vmakarov@redhat.com>
13269 * config/ia64/ia64.c (bundling): Use MFI template instead of MLX.
13271 2002-11-19 Vladimir Makarov <vmakarov@redhat.com>
13273 * haifa-sched.c (choice_entry): New structure.
13274 (choice_stack, cycle_issued_insns): New variables.
13275 (max_issue): Rewrite it.
13276 (choose_ready): Set up ready_try for unknown insns too.
13277 (schedule_block): Allocate and free choice_stack. Set up
13278 and modify cycle_issued_insns.
13280 * config/ia64/ia64.c (issue_nops_and_insn): Combine insn issue
13281 with and without filling the bundle.
13282 (bundling): Combine calls of issue_nops_and_insn.
13284 2002-10-17 Vladimir Makarov <vmakarov@redhat.com>
13286 * config/ia64/itanium1.md: New file.
13288 * config/ia64/itanium2.md: New file.
13290 * config/ia64/ia64.md: Move DFA descriptions into the new files.
13291 Remove the old pipeline description.
13293 * config/ia64/ia64.c (ia64_override_options): Add aliases of
13294 itanium processor names.
13296 2002-10-16 Vladimir Makarov <vmakarov@redhat.com>
13298 * config/ia64/ia64.c (bundling): Print states for Itanium2 too.
13299 (ia64_reorg): Set up queried unit codes for Itanium2 too.
13301 * config/ia64/ia64.md: Add descriptions for Itanium2.
13303 2002-10-08 Vladimir Makarov <vmakarov@redhat.com>
13305 * config/ia64/ia64.h (processor_type): New enumeration.
13306 (ia64_tune, ia64_tune_string): New external declarations.
13307 (TARGET_OPTIONS): Add option `tune='.
13309 * config/ia64/ia64.c (ia64_tune, ia64_tune_string): New global
13310 variables.
13311 (ia64_override_options): Set up `ia64_tune'.
13312 (ia64_sched_reorder2): Set up `clocks' only for Itanium.
13313 (ia64_dfa_new_cycle): Set up `add_cycles' only for Itanium.
13314 (bundling): Add nops for MM-insns only for Itanium.
13315 (ia64_reorg): Allocate and free `clocks' and `add_cycles' only for
13316 Itanium.
13318 * config/ia64/ia64.md (cpu): New attribute.
13319 (DFA description): Enable it only for Itanium.
13321 2002-10-08 Vladimir Makarov <vmakarov@redhat.com>
13322 Richard Henderson <rth@redhat.com>
13324 * config/ia64/ia64.h (MASK_TUNE_STOP_BITS): Rename it to
13325 MASK_EARLY_STOP_BITS.
13326 (TARGET_TUNE_STOP_BITS): Rename it to TARGET_EARLY_STOP_BITS.
13327 (TARGET_SWITCHES): Rename option `tune-stop-bits' to
13328 `early-stop-bits'.
13330 * config/ia64/ia64.c (ia64_dfa_new_cycle,
13331 final_emit_insn_group_barriers): Use TARGET_EARLY_STOP_BITS
13332 instead of TARGET_TUNE_STOP_BITS.
13334 * doc/invoke.texi: Rename option `-mtune-stop-bits' to
13335 `-mearly-stop-bits'.
13337 * config/ia64/ia64.c (automata_option "v"): Comment it.
13339 2002-10-07 Vladimir Makarov <vmakarov@redhat.com>
13341 * config/ia64/ia64.h (MASK_TUNE_STOP_BITS, TARGET_TUNE_STOP_BITS):
13342 New macros.
13343 (TARGET_SWITCHES): Add entries for the new option.
13345 * config/ia64/ia64.c (dfa_stop_insn, last_scheduled_insn, rtx
13346 dfa_pre_cycle_insn, ia64_nop): Don't make them as roots for GC.
13347 (stops_p, stop_before_p, clocks_length, clocks, add_cycles): New
13348 global variables.
13349 (ia64_sched_reorder2): Set up `clocks'.
13350 (ia64_variable_issue): Set up `stops_p' and reset `stop_before_p'.
13351 (ia64_dfa_new_cycle): Set up add_cycle. Permit sorting ready
13352 queue when TARGET_TUNE_STOP_BITS.
13353 (bundling): Insert additional nops for MM-insns.
13354 (final_emit_insn_group_barriers): Add insertion of stop bits
13355 according `stops_p'.
13356 (ia64_reorg): Initiate the new varibales.
13358 * doc/invoke.texi: Add description of option `-mtune-stop-bits'.
13360 2002-10-02 Vladimir Makarov <vmakarov@redhat.com>
13362 * haifa-sched.c (schedule_block): Modify INSN_TICK of depended
13363 insns at the end of block insn scheduling.
13365 2002-09-30 Vladimir Makarov <vmakarov@redhat.com>
13367 * sched-deps.c (remove_dependence, group_leader): Remove it.
13368 (add_dependence): Add dependence to group leader to.
13369 (set_sched_group_p): Add dependence to the first insn of the
13370 schedule group too.
13371 (sched_analyze_insn): Make dependence to jump as anti-dependence.
13372 Change true dependence by anti-dependence when
13373 `reg_pending_barrier'.
13375 * sched-rgn.c (init_ready_list, can_schedule_ready_p,
13376 add_branch_dependences): Ignore schedule groups.
13378 * sched-ebb.c (init_ready_list): Ditto.
13380 * (move_insn, set_priorities): Ditto.
13382 * config/ia64/ia64.c (ia64_sched_init): Check that schedule group
13383 flag is clear after reload.
13384 (adjust_cost): Change cost only for output dependencies.
13386 * config/ia64/ia64.md: Add more insns into bypass for MM-insns.
13388 2002-09-26 Vladimir Makarov <vmakarov@redhat.com>
13390 * Makefile.in (sched-ebb.o): Add `$(TARGET_H)' to the entry.
13392 * target.h (gcc_target): Add member
13393 `dependencies_evaluation_hook'.
13395 * target-def.h (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New
13396 macro.
13397 (TARGET_SCHED): Add initiatialization of the new member.
13399 * sched-ebb.c: Include `target.h'.
13400 (schedule_ebb): Call `dependencies_evaluation_hook'.
13402 * sched-rgn.c (schedule_region): Call
13403 `dependencies_evaluation_hook'.
13405 * config/ia64/ia64.c (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
13406 New macro.
13407 (ia64_dependencies_evaluation_hook): New function.
13409 * doc/tm.texi (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
13410 Describe the new hook.
13412 2002-09-25 Vladimir Makarov <vmakarov@redhat.com>
13414 * target.h (gcc_target): Add members
13415 `first_cycle_multipass_dfa_lookahead_guard' and `dfa_new_cycle'.
13417 * target-def.h (TARGET_SCHED_DFA_NEW_CYCLE,
13418 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): New
13419 macros.
13420 (TARGET_SCHED): Add initiatialization of the new members.
13422 * haifa-sched.c (schedule_insn): Update last_clock_var for the 1st
13423 insn scheduling too.
13424 (choose_ready): Use `first_cycle_multipass_dfa_lookahead_guard' to
13425 initialize `ready_try'.
13426 (schedule_block): Use `dfa_new_cycle'. Sort `ready' only unless
13427 `dfa_new_cycle' says not to do it.
13429 * config/ia64/ia64.md: Add DFA Itanium 1 description for insn
13430 bundling.
13432 * config/ia64/ia64.h (CPU_UNITS_QUERY): New macro.
13434 * config/ia64/ia64.c: Include `hashtab.h'.
13435 (ia64_first_cycle_multipass_dfa_lookahead_guard,
13436 ia64_dfa_new_cycle, final_emit_insn_group_barriers,
13437 ia64_dfa_sched_reorder, get_free_bundle_state, free_bundle_state,
13438 initiate_bundle_states, finish_bundle_states, bundle_state_hash,
13439 bundle_state_eq_p, insert_bundle_state,
13440 initiate_bundle_state_table, finish_bundle_state_table,
13441 try_issue_nops, try_issue_insn, issue_nops_and_insn, get_max_pos,
13442 get_template, get_next_important_insn, bundling): New functions.
13443 (ia64_internal_sched_reorder): Remove it.
13444 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
13445 TARGET_SCHED_DFA_NEW_CYCLE): New macros.
13446 (ia64_safe_itanium_requires_unit0): Remove it.
13447 (group_barrier_needed_p): Place group barrier right before a real
13448 insn.
13449 (bundle, ia64_packet, NR_PACKETS, type_names, packets, packets):
13450 Remove them.
13451 (bundle_name): New variable.
13452 (_0mii_, _0mmi_, _0mfi_, _0mmf_, _0bbb_, _0mbb_, _0mib_, _0mmb_,
13453 _0mfb_, _0mlx_, _1mii_, _1mmi_, _1mfi_, _1mmf_, _1bbb_, _1mbb_,
13454 _1mib_, _1mmb_, _1mfb_, _1mlx_, pos_1, pos_2, pos_3, pos_4, pos_5,
13455 pos_6, dfa_stop_insn, last_scheduled_insn, dfa_state_size,
13456 temp_dfa_state, prev_cycle_state): New global variables.
13457 (insn_matches_slot, maybe_rotate, finish_last_head,
13458 rotate_one_bundle, rotate_one_bundles, nop_cycles_until,
13459 cycle_end_fill_slots, packet_matches_p, get_split, find_best_insn,
13460 find_best_packet, itanium_reorder, dump_current_packet,
13461 schedule_stop, gen_nop_type, ia64_emit_nops): Remove them.
13462 (sched_data, sched_ready, sched_types): Remove them.
13463 (ia64_sched_init): Initiate only `last_scheduled_insn' and call
13464 `init_insn_group_barriers'.
13465 (ia64_sched_reorder, ia64_sched_reorder2): Call
13466 ia64_dfa_sched_reorder.
13467 (ia64_variable_issue): Rewrite it.
13468 (bundle_state): New structure.
13469 (index_to_bundle_states, bundle_states_num,
13470 allocated_bundle_states_chain, free_bundle_state_chain): New
13471 global variables.
13472 (ia64_sched_finish): Add stop bits and call `bundling' after the
13473 2nd insn scheduling.
13474 (ia64_use_dfa_pipeline_interface): Return zero always.
13475 (ia64_first_cycle_multipass_dfa_lookahead): Return 6 for the 2nd
13476 insn scheduling.
13477 (ia64_init_dfa_pre_cycle_insn): Initialize `dfa_state_size',
13478 `temp_dfa_state', `prev_cycle_state', and `dfa_stop_insn'.
13479 (ia64_reorg): Add bundling insns.
13481 * doc/tm.texi
13482 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
13483 TARGET_SCHED_DFA_NEW_CYCLE): Describe the new hooks.
13485 2002-09-23 Vladimir Makarov <vmakarov@redhat.com>
13487 * config/ia64/ia64.md: Add Itanium1 DFA description.
13488 (itanium_class): Add `nop' and `pre_cycle'. Add
13489 define_function_unit for `nop'.
13490 (nop): Change attribute `itanium_class'.
13491 (pre_cycle): New define_insn.
13493 * config/ia64/ia64-protos.h (bundling_p): New external variable.
13494 (ia64_st_address_bypass_p, ia64_ld_address_bypass_p,
13495 ia64_produce_address_p): New function prototypes.
13497 * config/ia64/ia64.c (bundling_p): New global variable.
13498 (ia64_use_dfa_pipeline_interface,
13499 ia64_first_cycle_multipass_dfa_lookahead,
13500 ia64_init_dfa_pre_cycle_insn, ia64_dfa_pre_cycle_insn): New
13501 functions.
13502 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
13503 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
13504 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
13505 TARGET_SCHED_DFA_PRE_CYCLE_INSN): New macros.
13506 (ia64_sched_init, ia64_sched_reorder, ia64_sched_reorder2,
13507 ia64_variable_issue, ia64_sched_finish): Do nothing before reload.
13508 (dfa_pre_cycle_insn): New variable.
13510 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
13512 * rtl.def (FINAL_PRESENCE_SET, FINAL_ABSENCE_SET): New
13513 constructions.
13515 * genattrtab.h (gen_final_presence_set, gen_final_absence_set):
13516 New function prototypes.
13518 * genattrtab.c (main): Process the new constructions.
13520 * genautomata.c (gen_presence_absence_set,
13521 process_presence_absence_names, process_presence_absence_patterns,
13522 add_presence_absence, check_absence_pattern_sets): Add parameter
13523 `final_p'.
13524 (unit_decl): Add new members `final_presence_list' and
13525 `final_absence_list'.
13526 (unit_pattern_rel_decl): Add new member `final_p'.
13527 (gen_final_presence_set, gen_final_absence_set): New functions.
13528 (process_decls): Use member `final_p'.
13529 (temp_reserv): New global variable.
13530 (reserv_sets_are_intersected): Add processing `final_presence_set'
13531 and `final_absence_set'.
13532 (initiate_states): Allocate `temp_reserv'.
13533 (unit_final_presence_set_table, unit_final_absence_set_table): New
13534 gloabal variables.
13535 (initiate_presence_absence_pattern_sets): Initiate them.
13536 (NDFA_to_DFA): Fix typo.
13537 (output_description): Output `final_presence_set' and
13538 `final_absence_set'.
13540 * doc/md.texi (final_presence_set, final_absence_set): Describe
13541 them.
13543 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
13545 * genautomata.c (transform_3): Process a missing case (nothing on
13546 unit place).
13548 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
13550 * rtl.def (DEFINE_QUERY_CPU_UNIT, AUTOMATA_OPTION): Change
13551 comments about queried units and the minimization.
13553 * doc/md.texi: Ditto.
13555 * genautomata.c (create_composed_state): Return nonzero if the new
13556 state has been created.
13557 (first_cycle_unit_presence): New function.
13558 (state_is_differed): Add new parameter. Use the new function.
13559 Take queried units into account.
13560 (partition_equiv_class): Pass additional parameter to
13561 `state_is_differed'.
13562 (merge_states): Process composed states too.
13563 (build_automaton, create_automata, output_min_issue_delay_table,
13564 output_tables, output_statistics): Output more information.
13565 (output_reserved_units_table): Use function
13566 `first_cycle_unit_presence'.
13567 (output_tables): Output table of queried units even if the
13568 minimization is switched on.
13569 (write_automata): Output code for querying units even if the
13570 minimization is switched on.
13572 2002-09-19 Vladimir Makarov <vmakarov@redhat.com>
13574 * rtl.def (PRESENCE_SET, ABSENCE_SET): Add comments about extended
13575 syntax of the constructions.
13577 * doc/md.texi (PRESENCE_SET, ABSENCE_SET): Add description of
13578 extended syntax of the constructions.
13580 * genautomata.c (unit_rel_decl): Rename it to
13581 `unit_pattern_rel_decl'.
13582 (pattern_set_el, pattern_reserv): New structures.
13583 (pattern_set_el_t, pattern_reserv_t): New types.
13584 (gen_presence_absence_set): New function.
13585 (process_presence_absence): Remove it.
13586 (process_presence_absence_names,
13587 process_presence_absence_patterns): New functions.
13588 (get_presence_absence_set): Remove it.
13589 (initiate_presence_absence_sets): Rename it on
13590 `initiate_presence_absence_pattern_sets'. Use new function
13591 `form_reserv_sets_list'.
13592 (form_reserv_sets_list, check_presence_pattern_sets,
13593 check_absence_pattern_sets, output_pattern_set_el_list): New
13594 functions.
13595 (unit_decl): Change types of members `presence_list' and
13596 `absence_list'.
13597 (unit_rel_decl): Rename member `names_num' to `all_names_num'.
13598 (decl): Change types of members `excl', `presence', and `absence'.
13599 (get_str_vect): Rename `par_flag' to `paren_p'. Add null element
13600 at the end of the vector.
13601 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13602 gen_automaton, gen_regexp_repeat, gen_regexp_allof,
13603 gen_regexp_oneof, gen_regexp_sequence): Use boolean values.
13604 (gen_presence_set, gen_absence_set): Use new function
13605 `gen_presence_absence_set'.
13606 (add_presence_absence): Process `pattern_list' instead of
13607 `source_list'.
13608 (process_decls): USe new functions
13609 `process_presence_absence_names' and
13610 `process_presence_absence_patterns'.
13611 (reserv_sets_are_intersected): Use new function
13612 `check_presence_pattern_sets'.
13613 (presence_set, absence_set): Remove them.
13614 (unit_presence_set_table, unit_absence_set_table): New global
13615 variables.
13616 (output_description): Use new function
13617 `output_pattern_set_el_list'.
13618 (generate): Use `initiate_presence_absence_pattern_sets'.
13620 2002-09-18 Vladimir Makarov <vmakarov@redhat.com>
13622 * genattr.c (main): Add output of prototype of new interface
13623 function `dfa_clean_insn_cache'.
13625 * genautomata.c (output_dfa_clean_insn_cache_func): New function.
13626 (DFA_CLEAN_INSN_CACHE_FUNC_NAME): New macro.
13627 (output_dfa_start_func): Use function `dfa_clean_insn_cache' in
13628 the generated code.
13629 (write_automata): Call the new function.
13631 2003-01-09 Jan Hubicka <jh@suse.cz>
13633 * i386.md (unit, prefix_0f, memory attributes): Hanlde sseicvt
13634 correctly.
13636 2003-01-09 Paolo Carlini <pcarlini@unitus.it>
13638 * doc/tm.texi (EXTRA_ADDRESS_CONSTRAINT): Fix typo.
13640 2003-01-09 J"orn Rennecke <joern.rennecke@superh.com>
13642 * defaults.h (EXTRA_MEMORY_CONSTRAINT): Add STR argument.
13643 (EXTRA_ADDRESS_CONSTRAINT): Likewise.
13644 (CONSTRAINT_LEN): Provide default definition.
13645 (CONST_OK_FOR_CONSTRAINT_P): Likewise.
13646 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Likewise.
13647 (EXTRA_CONSTRAINT_STR): Likewise.
13648 (REG_CLASS_FROM_CONSTRAINT): Define.
13649 * genoutput.c (check_constraint_len, constraint_len): New functions.
13650 (validate_insn_alternatives): Check CONSTRAINT_LEN for each
13651 constraint / modifier.
13652 (gen_insn): Call check_constraint_len.
13653 * local-alloc.c (block_alloc): Update to use new macros / pass
13654 second argument to EXTRA_{MEMORY,ADDRESS}_CONSTRAINT.
13655 * ra-build.c (handle_asm_insn): Likewise.
13656 * recog.c (asm_operand_ok, preprocess_constraints): Likewise.
13657 (constrain_operands, peep2_find_free_register): Likewise.
13658 * regclass.c (record_operand_costs, record_reg_classes): Likewise.
13659 * regmove.c (find_matches): Likewise.
13660 * reload.c (push_secondary_reload, find_reloads): Likewise.
13661 (alternative_allows_memconst): Likewise.
13662 * reload1.c (maybe_fix_stack_asms): Likewise.
13663 (reload_cse_simplify_operands): Likewise.
13664 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13665 * doc/tm.texi (CONSTRAINT_LEN, REG_CLASS_FROM_CONSTRAINT): Document.
13666 (CONST_OK_FOR_CONSTRAINT_P): Likewise.
13667 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P, EXTRA_CONSTRAINT_STR): Likewise.
13668 (EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Add STR argument.
13669 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Likewise.
13671 * sh.h (OVERRIDE_OPTIONS): Allow first scheduling pass for SH5.
13673 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
13675 * config/h8300/h8300.md (*extzv_1_r_h8300): Correct the insn
13676 length.
13677 (*extzv_1_r_h8300hs): Likewise.
13678 (*extzv_1_r_inv_h8300): Likewise.
13679 (*extzv_1_r_inv_h8300hs): Likewise.
13681 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
13683 * config/h8300/h8300.h (PREDICATE_CODES): New.
13685 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
13687 * config/h8300/h8300.md (*addsi3_upper): New.
13688 (*iorsi3_shift): Likewise.
13689 (two splitters): Likewise.
13690 (*addsi3_shift): Likewise.
13691 (two splitters): Likewise.
13693 2003-01-09 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
13695 * Makefile.in (optabs.o): Add dependency on basic-block.h.
13696 * basic-block.h (control_flow_insn_p): Fuction was exported.
13697 * cfgbuild.c (control_flow_insn_p): Fuction was made non-static.
13698 * optabs.c (emit_libcall_block): Emit REG_LIBCALL and REG_RETVAL
13699 notes only when the region is contained in a single basic block.
13701 2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13703 PR inline-asm/8832
13704 * tree.h (expand_asm): New prototype.
13705 * stmt.c (expand_asm): Set the MEM_VOLATILE_P flag if instructed
13706 to do so.
13707 * c-semantics (genrtl_asm_stmt): Pass the RID_VOLATILE qualifier
13708 down to expand_asm.
13709 * c-typeck.c (simple_asm_stmt): Set the RID_VOLATILE qualifier.
13710 * rtlanal.c (volatile_insn_p) [ASM_INPUT]: Test the MEM_VOLATILE_P flag.
13711 (volatile_refs_p) [ASM_INPUT]: Likewise.
13712 (side_effects_p) [ASM_INPUT]: Likewise.
13714 2003-01-09 Jan Hubicka <jh@suse.cz>
13716 * i386.md (*mul*): FIx constraints; remove confused comment; fix
13717 athlon_decode attributes
13718 (imul/k8 optimization peep2s): New.
13720 * athlon.md (athlon_ssecmp*): Handle ssecomi as well.
13721 * i386.md (type attribute): Add ssecomi.
13722 (unit, memory, prefix attributes): Handle ssecomi.
13723 (cvt?2? patterns): Fix athlon_decode attribute
13724 (comi patterns): Set attribute to ssecomi.
13726 PR target/8343
13727 * m68k.md (umulsidi, mulsidi expanders): Use register operand.
13729 2003-01-09 Richard Sandiford <rsandifo@redhat.com>
13731 * config/mips/mips.h (PREDICATE_CODES): Add ADDRESSOF for predicates
13732 that match register_operands.
13733 * config/mips/mips.c (reg_or_0_operand, true_reg_or_0_operand): Make
13734 register_operand the default case.
13736 2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13738 PR c/8032
13739 * c-typeck.c (process_init_element) [RECORD_TYPE]: For
13740 an empty element, do not advance the pointer to unfilled
13741 fields if there are pending initializers.
13743 2003-01-09 Christian Cornelssen <ccorn@cs.tu-berlin.de>
13745 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Also pass DESTDIR.
13746 (install-gcc-tooldir, install-cpp, installdirs,
13747 install-common, install-driver, install-info, install-man,
13748 install-headers, install-include-dir, install-headers-tar,
13749 install-headers-cpio, install-headers-cp, install-mkheaders,
13750 install-collect2, uninstall): Prepend $(DESTDIR) to
13751 destination paths in all (un)installation commands.
13752 (install-driver): Rewrite $(LN) commands to support DESTDIR
13753 with "ln" as well as with "ln -s".
13754 (installdirs): Simply use mkinstalldirs.
13755 (install-libgcc, install-multilib): Also pass DESTDIR.
13756 * mklibgcc.in: Prepend $(DESTDIR) to $(libsubdir) in the
13757 installation destination variable ldir.
13758 * config/alpha/t-osf4, config/arm/t-netbsd,
13759 config/ia64/t-hpux, config/mips/t-iris5-6,
13760 config/pa/t-hpux-shlib, config/rs6000/t-aix43,
13761 config/rs6000/t-aix52, config/t-slibgcc-elf-ver,
13762 config/t-slibgcc-sld: Prepend $$(DESTDIR) to $$(slibdir)
13763 in the definition of SHLIB_INSTALL.
13764 * config/arc/t-arc (install-multilib-arc): Prepend $(DESTDIR) to
13765 $(libsubdir) in the installation commands.
13767 2003-01-08 Kaz Kojima <kkojima@gcc.gnu.org>
13769 * config/sh/sh.h (CASE_VECTOR_MODE): Use SImode for a
13770 non-optimizing compile.
13771 (ASM_OUTPUT_ADDR_VEC_ELT): Use .long for a non-optimizing
13772 compile.
13774 2003-01-08 Douglas B Rupp <rupp@gnat.com>
13776 * config/i386/i386.c (ix86_attribute_table): Add new attributes
13777 ms_struct and gcc_struct.
13778 (ix86_handle_struct_attribute): New function.
13779 (ix86_ms_bitfield_layout_p): Update to take new attributes
13780 into account.
13781 * doc/extend.texi: Document new attributes.
13782 * testsuite/gcc.dg/bf-ms-attrib.c: New test.
13784 2003-01-08 Danny Smith <dannysmith@users.sourceforge.net>
13786 PR optimization/8750
13787 * config/i386/i386.c (ix86_expand_prologue): Don't allow
13788 scheduling pass to move insns across __alloca call.
13790 2003-01-08 Dale Johannesen <dalej@apple.com>
13792 * config/rs6000/rs6000.md: Replace *store_multiple_string
13793 with *stmsi[3-8].
13795 2003-01-08 Jeff Sturm <jsturm@one-point.com>
13797 PR target/9210
13798 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info):
13799 Set SYMBOL_REF_FLAG on local data sym_ref.
13801 2003-01-08 Dale Johannesen <dalej@apple.com>
13803 * function.c (assign_parms): Don't set pretend_args_size if
13804 REG_PARM_STACK_SPACE.
13805 config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
13806 pretend_args_size.
13808 2003-01-08 Nathanael Nerode <neroden@gcc.gnu.org>
13810 * gcc.hlp: Delete.
13812 2003-01-09 Jan Hubicka <jh@suse.cz>
13814 * i386.c (ix86_expand_int_addcc): Fix thinko.
13816 2003-01-08 David Edelsohn <edelsohn@gnu.org>
13818 * config/rs6000/rs6000.h (FUNCTION_MODE): Always use SImode.
13819 * config/rs6000/rs6000.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine
13820 as hook_bool_tree_hwi_hwi_tree_true.
13821 (rs6000_emit_allocate_stack): Use TARGET_32BIT.
13822 (rs6000_emit_epilogue): Same.
13823 (rs6000_output_mi_thunk): Re-implement as RTL.
13824 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Call
13825 xcoffout_declare_function if any debugging enabled.
13827 2003-01-08 Chris Demetriou <cgd@broadcom.com>
13829 * config.gcc (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*): New
13830 targets, to support MIPS32 Release 2 (MIPS32R2) configurations.
13831 * config/mips/mips.h (enum processor_type): Rename
13832 PROCESSOR_R4KC to PROCESSOR_4KC, PROCESSOR_R5KC to
13833 PROCESSOR_5KC, and PROCESSOR_R20KC to PROCESSOR_20KC.
13834 Add PROCESSOR_M4K.
13835 (TARGET_MIPS4KC, TARGET_MIPS5KC): Update for the renaming.
13836 (ISA_MIPS32R2): New define.
13837 (GENERATE_MULT3_SI, ISA_HAS_CONDMOVE, ISA_HAS_8CC)
13838 (ISA_HAS_MADD_MSUB, ISA_HAS_CLZ_CLO)
13839 (ISA_HAS_PREFETCH): Add support for MIPS32R2.
13840 (MIPS_ISA_DEFAULT): Likewise. Also, fix indentation.
13841 (TARGET_CPU_CPP_BUILTINS): Add support for MIPS32R2. Add new
13842 predefine __mips_isa_rev for MIPS32, MIPS32R2, and MIPS64.
13843 (ISA_HAS_ROTR_SI): Add support for MIPS32R2, and avoid if
13844 compiling MIPS16 code.
13845 (ISA_HAS_ROTR_DI): Do not use if compiling MIPS16 code, and fix
13846 comment.
13847 (ISA_HAS_SEB_SEH): New define.
13848 (ASM_SPEC, LINK_SPEC): Pass -mips32r2 to assembler and linker.
13849 * config/mips/mips.c (mips_cpu_info_table): Adjust for enum
13850 processor_type value renaming. Add support for MIPS32R2.
13851 Clean up comments, and move "sb1" entry with other MIPS64 CPU
13852 entries.
13853 (override_options): Reimplement -mipsN option handling so that
13854 it will work correctly for -mips32r2. Avoid branch-likely
13855 instructions on MIPS32R2.
13856 * config/mips/mips.md (mulsi3_mult3): Add support for MIPS32R2.
13857 (extendhisi2): Use extendhisi2_hw if ISA_HAS_SEB_SEH.
13858 (extendqisi2): Use extendqisi2_hw if ISA_HAS_SEB_SEH.
13859 (extendhisi2_hw, extendqisi2_hw): New.
13860 * config/mips/netbsd.h (TARGET_CPU_CPP_BUILTINS): Add support
13861 for MIPS32R2. Add new predefine __mips_isa_rev for MIPS32,
13862 MIPS32R2, and MIPS64.
13863 (LINK_SPEC): Pass -mips32r2 to linker.
13864 * config/mips/t-isa3264: Built -mips32r2 multilibs.
13865 * doc/invoke.texi (MIPS Options): Add -mips32r2, add support
13866 for mips32r2 in the -march description. Alphabetically sort
13867 CPU names in the -march description. Add long-missed -mips32
13868 and -mips64 to MIPS option summary.
13870 * config.gcc: Update copyright years to include 2003.
13871 * config/mips/mips.c: Likewise.
13872 * config/mips/mips.h: Likewise.
13873 * config/mips/mips.md: Likewise.
13874 * config/mips/netbsd.h: Likewise.
13875 * doc/invoke.texi: Likewise.
13877 2003-01-08 Andreas Schwab <schwab@suse.de>
13879 * aclocal.m4 (gcc_AC_INITFINI_ARRAY): Fix spelling of cache
13880 variable.
13881 * configure: Regenerated.
13883 2003-01-08 Kazu Hirata <kazu@cs.umass.edu>
13885 * config/h8300/h8300.c (output_logical_op): Replace byte/word
13886 extraction of det with b0, b1, w0, w2, etc.
13887 (compute_logical_op_length): Likewise.
13888 (compute_logical_op_cc): Likewise.
13890 2003-01-08 Kazu Hirata <kazu@cs.umass.edu>
13892 * config/h8300/h8300.h (CONSTANT_ADDRESS_P): Allow CONST and
13893 HIGH on all variants.
13895 2003-01-08 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
13897 * Makefile.in (PARTITION_H): New.
13898 (BASIC_BLOCK_H): Added hard-reg-set.h and $(PARTITION_H).
13899 * basic-block.h: Include hard-reg-set.h.
13901 2003-01-08 Richard Earnshaw <rearnsha@arm.com>
13903 * arm.h (ENABLE_XF_PATTERNS): Delete.
13904 * arm.md (addxf3, subxf3, mulxf3, divxf3, modxf3, negxf2, absxf2)
13905 (sqrtxf2, floatsixf2, fix_truncxfsi2, truncxfsf2, truncxfdf2)
13906 (extendsfxf2, extenddfxf2, movxf, cmpxf, cmpxf_insn)
13907 (cmpxf_trap): Delete.
13908 (movxf_hard_insn): Remove test of ENABLE_XF_PATTERNS.
13910 2003-01-08 Jan Hubicka <jh@suse.cz>
13912 * i386.md (adddi3_carry_rex64, subdi3_carry_rex64): Name pattern.
13913 (addhi3_carry, addqi3_carry, subhi3_carry, subqi3_carry): New patterns.
13914 (add??cc): New expanders.
13915 * i386.c (expand_int_addcc): New function.
13916 * i386-protos.h (expand_int_addcc): Declare.
13918 * alias.c (memory_modified_1): New static function.
13919 (memory_modified): New static varaible.
13920 (memory_modified_in_insn_p): New global function.
13921 * rtl.h (memory_modified_in_insn_p): Declare.
13922 * rtlanal.c (modified_between_p, modified_in_p): Be smart about memory
13923 references.
13925 * expr.h (emit_conditional_add): Declare.
13927 2003-01-07 Janis Johnson <janis187@us.ibm.com>
13929 PR other/8947
13930 * doc/invoke.texi (-malign-double): Explain that the option breaks
13931 binary compatibility.
13933 2003-01-08 Andreas Schwab <schwab@suse.de>
13935 * config.gcc (m68k-*-linux*): Don't set extra_parts and gnu_ld,
13936 should come from the generic *-*-linux* entry.
13938 2003-01-07 Jan Hubicka <jh@suse.cz>
13940 * cselib.c (cselib_current_insn_in_libcall): New static variable.
13941 (new_elt_loc_list, cselib_process_insn, cselib_init): Keep track on whether
13942 we are inside libcall.
13943 * cselib.h (elt_loc_list): Add in_libcall.
13944 * gcse.c (do_local_cprop): Do not copy propagate using insns
13945 in libcalls.
13947 2003-01-07 David Edelsohn <edelsohn@gnu.org>
13949 * doc/tm.texi (TARGET_SCHED_VARIABLE_ISSUE): CLOBBER and USE do
13950 not normally affect to issue rate.
13952 2003-01-07 Jan Hubicka <jh@suse.cz>
13954 * genopinit.c (optabs): Add addc_optab.
13955 * ifcvt.c (noce_try_store_flag): Rename to ...
13956 (noce_try_addcc): ... this one; handle generic conditional increment.
13957 (noce_process_if_block): Update noce_try_addcc call.
13958 * optabs.c (emit_conditional_add): New.
13959 (init_obtabs): Initialize addc_optab.
13960 * optabs.h (optab_index): Add OTI_addcc.
13961 (addcc_optab): New macro.
13962 * md.texi: Document addMcc
13964 PR target/8322
13965 * i386.c (ix86_init_mmx_sse_builtins): Constify arguments of loads.
13966 * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
13967 * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
13969 * reload1.c (delete_output_reload): Avoid repeated attempts
13970 to delete insn.
13972 2003-01-07 Andreas Schwab <schwab@suse.de>
13974 * configure.in: Restore CFLAGS before gcc_AC_INITFINI_ARRAY.
13975 Move --enable-initfini-array check ...
13976 * aclocal.m4 (gcc_AC_INITFINI_ARRAY): ... here. Define
13977 HAVE_INITFINI_ARRAY also when --enable-initfini-array is given.
13978 Don't AC_SUBST gcc_cv_initfinit_array. Use AC_TRY_RUN.
13979 * configure: Rebuild.
13981 2003-01-07 Richard Henderson <rth@redhat.com>
13983 * alias.c (find_base_value): Only use new_reg_base_value shortcut
13984 if the register is set once.
13986 2003-01-07 Sylvain Pion <Sylvain.Pion@mpi-sb.mpg.de>
13988 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
13989 __builtin_ia32_ldmxcsr and __builtin_ia32_stmxcsr are SSE, not MXX.
13990 * config/i386/i386.md (ldmxcsr, stmxcsr): SSE, not MMX.
13992 2003-01-07 Benjamin Kosnik <bkoz@redhat.com>
13993 Sunil Davasam <sunil.k.davasam@intel.com>
13995 PR libstdc++/9076
13996 * unwind-dw2.c (execute_cfa_program): DW_CFA_undefined,
13997 DW_CFA_same_value, read next and ignore.
13999 2003-01-07 Richard Henderson <rth@redhat.com>
14001 * cfganal.c (flow_call_edges_add): Don't crash on noreturn call.
14003 2003-01-07 Daniel Berlin <dberlin@dberlin.org>
14005 * cfg.c: Include alloc-pool.h
14006 (edge_pool): New pool.
14007 (bb_pool): New pool.
14008 (first_deleted_edge): Remove.
14009 (first_deleted_block): Remove.
14010 (init_flow): Alloc/free the pools.
14011 (free_edge): Use pools.
14012 (alloc_block): Ditto.
14013 (expunge_block): Ditto.
14014 (cached_make_edge): Ditto.
14016 * Makefile.in (cfg.o): Add alloc-pool.h dependency.
14018 2003-01-07 Daniel Berlin <dberlin@dberlin.org>
14020 * et-forest.c: Include alloc-pool.h.
14021 (struct et_forest): Add node_pool and occur_pool.
14022 (et_forest_create): Create the new pools.
14023 (et_forest_delete): Delete them.
14024 (et_forest_add_node): Allocate and free using pools.
14025 (et_forest_add_edge): Ditto.
14026 (et_forest_remove_node): Ditto.
14027 (et_forest_remove_edge): Ditto.
14029 * Makefile.in (et-forest.o): Add alloc-pool.h dependency.
14031 2003-01-07 Kazu Hirata <kazu@cs.umass.edu>
14033 * config/h8300/h8300.c (output_logical_op): Simplify and
14034 optimize the handling of SImode.
14035 * config/h8300/h8300.c (compute_logical_op_length): Update
14036 accordingly.
14037 * config/h8300/h8300.c (compute_logical_op_cc): Likewise.
14039 2003-01-07 Richard Sandiford <rsandifo@redhat.com>
14041 * config/mips/mips.c (mips_va_arg): In the EABI code, apply the
14042 big-endian correction to indirect arguments too.
14044 2003-01-06 Aldy Hernandez <aldyh@redhat.com>
14046 Segher Boessenkool <segher@koffie.nl>
14048 * config/rs6000/rs6000.c (rs6000_reg_names): Add missing registers.
14049 (alt_reg_names): Ditto, fix formatting.
14050 * config/rs6000/rs6000.h (DEBUG_REGISTER_NAMES): Fix formatting.
14052 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
14054 * config/h8300/h8300.c (final_prescan_insn): Constify uid.
14055 (output_logical_op): Constify intval and det.
14056 (compute_logical_length): Likewise.
14057 (compute_logical_cc): Likewise.
14058 (output_a_shift): Constify mask.
14059 (h8300_encode_label): Constify len.
14061 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
14063 * config/h8300/h8300.c (h8300_expand_prologue): Remove fsize.
14064 (h8300_expand_epilogue): Likewise.
14066 2003-01-06 Aldy Hernandez <aldyh@redhat.com>
14068 Segher Boessenkool <segher@koffie.nl>
14070 * config/rs6000/altivec.md: Remove spaces from assembler
14071 instruction argument lists.
14073 2003-01-07 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14075 * config/c4x/c4x.c (c4x_naked_function_p): Rename from
14076 c4x_assembler_function_p.
14077 (c4x_null_epilogue_p): Complement return value, all uses updated.
14078 (c4x_insert_attributes): Add naked.
14079 * config/c4x/c4x.md (c4x_null_epilogue_p): Changes uses.
14080 * doc/extend.texi: Update C4x function attributes.
14082 2003-01-06 Richard Henderson <rth@redhat.com>
14084 * config/alpha/alpha.c (alpha_encode_section_info): Adjust symbol_str
14085 properly when changing "local-ness".
14086 * config/alpha/alpha.md (movdi_er_high_g): Allow all symbols.
14088 2003-01-06 Dale Johannesen <dalej@apple.com>
14090 * config/darwin-protos.h: Add prototypes for new section functions.
14092 2003-01-06 Chris Demetriou <cgd@broadcom.com>
14094 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*): Default ABI
14095 to EABI.
14097 2003-01-06 Zack Weinberg <zack@codesourcery.com>
14099 * hwint.h: If the current compiler has no 64-bit type at all,
14100 make HOST_WIDEST_INT 32 bits.
14102 2003-01-06 Eric Christopher <echristo@redhat.com>
14104 * config/mips/mips.md (movdf_internal2): Fix constraints.
14106 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
14108 * config/h8300/h8300.md (*twoshifts_l16_r1): New.
14110 2003-01-06 Richard Sandiford <rsandifo@redhat.com>
14112 * config/mips/mips.md (leadi): Use dla rather than la.
14114 2003-01-06 Svein E. Seldal <Svein.Seldal@solidas.com>
14116 * config/c4x/c4x.h: Updated specs for new gas format. Fixed bug
14117 in C33_FLAG. Added proper C33 support in ASM_FILE_START macro.
14119 2003-01-06 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
14121 * config/c4x/c4x.h: Remove hwint.h include and HOST_WIDE_INT_PRINT_HEX
14122 redefinition.
14124 2003-01-05 Kazu Hirata <kazu@cs.umass.edu>
14126 * config/h8300/h8300.md (*extzv_8_23): New.
14128 2003-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
14130 * pa64-hpux.h (JCR_SECTION_NAME): Define.
14131 (PA_INIT_FRAME_DUMMY_ASM_OP): Check EH_FRAME_SECTION_NAME instead of
14132 USE_EH_FRAME_REGISTRY when defining.
14134 2003-01-05 Kazu Hirata <kazu@cs.umass.edu>
14136 * config/h8300/h8300.c (output_a_shift): Do not output a
14137 variable shift.
14138 * config/h8300/h8300.md (two splitters): New.
14140 2003-01-05 Richard Sandiford <rsandifo@redhat.com>
14142 * config/mips/mips.md: Disable the movstrsi define_split.
14144 2003-01-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14146 * alloc-pool.c: Don't include "libiberty.h".
14147 * config/sparc/gmon-sol2.c: Include <fcntl.h>.
14148 * convert.c (convert_to_real): Hide unused variable.
14150 2003-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14152 * Makefile.in (gtyp-gen.h): Const-ify.
14153 * gcov-dump.c (tag_table): Likewise.
14155 2003-01-04 Bruce Korb <bkorb@gnu.org>
14157 * fixinc/fixfixes.c(wrap_fix): the wrapper guard must be a function
14158 of *both* the file name and the fix name.
14160 2003-01-04 John David Anglin <dave.anglin@nrc.ca>
14162 * config.gcc (hppa*64*-*-hpux11*): Define extra_parts. Don't use
14163 collect2.
14164 * pa-hpux11.h (LDD_SUFFIX, PARSE_LDD_OUTPUT): Undefine.
14165 (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Define.
14166 * pa64-hpux.h (HP_INIT_ARRAY_SECTION_ASM_OP,
14167 GNU_INIT_ARRAY_SECTION_ASM_OP, HP_FINI_ARRAY_SECTION_ASM_OP,
14168 GNU_FINI_ARRAY_SECTION_ASM_OP): Define.
14169 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Define when not using
14170 elfos.h.
14171 (EH_FRAME_IN_DATA_SECTION): Delete define.
14172 (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Undefine.
14173 (STARTFILE_SPEC): Use crtbegin.o.
14174 (ENDFILE_SPEC): Use crtend.o.
14175 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION,
14176 SUPPORTS_INIT_PRIORITY, PA_CXA_FINALIZE_STUB, PA_INIT_FINI_HACK,
14177 PA_INIT_FRAME_DUMMY_ASM_OP, PA_JV_REGISTERCLASSES_STUB,
14178 DTOR_LIST_BEGIN): Define.
14179 * pa.c (TARGET_ASM_CONSTRUCTOR): Define.
14180 (pa_asm_out_constructor, pa_asm_out_destructor): New functions.
14181 * som.h (SUPPORTS_INIT_PRIORITY): Delete define.
14183 2002-12-31 Larin Hennessy <larin@science.oregonstate.edu>
14185 * fixinc/fixinc.svr4: Remove references to i860, Sony NewsOS, and spur.
14186 * fixinc/inclhack.def: Remove tests for Apple A/UX, ARM/RISCiX, DG/UX,
14187 m88k-*-sysv3*, Sony NewsOS. Remove references to i860.
14188 Cleanup handling of replacement text.
14189 * fixinc/mkfixinc.sh: Remove reference to i?86-*-osf1*
14191 2003-01-04 Bruce Korb <bkorb@gnu.org>
14193 * fixinc/tests/base/math.h: removed obsolete results
14194 * fixinc/tests/base/stdlib.h: ditto
14195 * fixinc/tests/base/sys/param.h: ditto
14196 * fixinc/tests/base/sys/stat.h: ditto
14197 * fixinc/tests/base/time.h: ditto
14198 * fixinc/tests/base/X11/Intrinsic.h: removed obsolete file
14199 * fixinc/tests/base/sys/byteorder.h: ditto
14200 * fixinc/inclhack.def: Remove superfluous backslashes
14202 2003-01-04 Kazu Hirata <kazu@cs.umass.edu>
14204 * config/h8300/h8300-protos.h: Add prototypes for
14205 the new functions defined below.
14206 * config/h8300/h8300.c (TARGET_ASM_FUNCTION_PROLOGUE): Do not
14207 define.
14208 (dosize): Emit RTL instead of assembly code.
14209 (push): Likewise.
14210 (pop): Likewise.
14211 (h8300_output_function_prologue): Remove.
14212 (h8300_expand_prologue): New.
14213 (h8300_expand_epilogue): New.
14214 (h8300_output_function_epilogue): Do only the reset of
14215 pragma_saveall.
14216 * config/h8300/h8300.md (push_h8300): New.
14217 (push_h8300hs): Likewise.
14218 (pop_h8300): Likewise.
14219 (pop_h8300hs): Likewise.
14220 (*stm_h8300s_2): Change the name to stm_h8300s_2.
14221 (*stm_h8300s_3): Change the name to stm_h8300s_3.
14222 (*stm_h8300s_4): Change the name to stm_h8300s_4.
14223 (*ldm_h8300s_2): New.
14224 (*ldm_h8300s_3): Likewise.
14225 (*ldm_h8300s_4): Likewise.
14226 (return): Likewise.
14227 (*return_1): Likewise.
14228 (prologue): Likewise.
14229 (epilogue): Likewise.
14230 (monitor_prologue): Likewise.
14232 2003-01-03 Dale Johannesen <dalej@apple.com>
14234 * config/darwin.h: (EXTRA_SECTIONS): Add machopic_symbol_stub1,
14235 machopic_picsymbol_stub1.
14236 (EXTRA_SECTION_FUNCTIONS): Ditto.
14237 * rs6000/rs6000.c: Update copyright.
14238 (machopic_output_stub): Use them. Remove an insn from stub code.
14240 2003-01-02 Jason Merrill <jason@redhat.com>
14242 * fold-const.c (fold) [COND_EXPR]: Avoid NOP_EXPRs better.
14244 * integrate.c (copy_decl_for_inlining): Don't clear the rtl for
14245 static/external decls.
14247 * c-common.c (finish_fname_decls): Put the DECL_STMTs inside the
14248 outermost scope.
14249 * c-decl.c (c_make_fname_decl): Push the decls there, too.
14251 2003-01-03 Kazu Hirata <kazu@cs.umass.edu>
14253 * config/h8300/h8300-protos.h: Add a prototype for
14254 h8300_current_function_interrupt_function_p.
14255 * config/h8300/h8300.c (interrupt_handler): Remove.
14256 (os_task): Likewise.
14257 (monitor): Likewise.
14258 (pragma_interrupt): New.
14259 (WORD_REG_USED): Use
14260 h8300_current_function_interrupt_function_p.
14261 (dosize): Likewise.
14262 (h8300_output_function_prologue): Likewise.
14263 Do not set interrupt_handler, os_task, monitor.
14264 (h8300_output_function_prologue): Use
14265 h8300_current_function_interrupt_function_p.
14266 Do not set interrupt_handler, os_task, monitor.
14267 (h8300_current_function_interrupt_function_p): New.
14268 (h8300_pr_interrupt): Set pragma_interrupt.
14269 (h8300_insert_attributes): Reset pragma_interrupt.
14271 2003-01-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14273 * doc/install.texi (Configuration): Fix markup for reference to
14274 gcc/config.gcc.
14276 2003-01-02 Kazu Hirata <kazu@cs.umass.edu>
14278 * config/h8300/h8300.md (*iorhi3_zext): Relax the condition.
14279 (*iorhi3_two_qi): Likewise.
14280 (*iorsi3_zexthi): Likewise.
14281 (*xorhi3_zextqi): Likewise.
14282 (*xorsi3_zexthi): Likewise.
14283 (*xorsi3_zextqi): Likewise.
14285 2003-01-02 Kazu Hirata <kazu@cs.umass.edu>
14287 * config/h8300/h8300.c (stack_pointer_operand): New.
14288 (const_int_gt_2_operand): Likewise.
14289 (const_int_ge_8_operand): Likewise.
14290 * config/h8300/h8300.md (a splitter): Likewise.
14291 (a peephole2): Likewise.
14292 * config/h8300/h8300-protos.h: Add prototypes for the new
14293 functions above.
14295 2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl>
14297 * objc/Make-lang.in, objc/config-lang.in, objc/lang-specs.h,
14298 objc/objc-act.h: Fix copyright years.
14300 2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl>
14302 * doc/passes.texi: Fix documentation for -fssa-ccp
14304 2003-01-02 Neil Booth <neil@daikokuya.co.uk>
14306 * gccbug.in: Update for new categories.
14308 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14310 * config/h8300/h8300.md: Reorder some patterns.
14312 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14314 * config/h8300/h8300.c (output_logical_op): Fix a warning.
14316 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
14318 * config/darwin-protos.h, config/c4x/c4x-protos.h,
14319 config/cris/cris-protos.h, config/i370/i370-protos.h,
14320 config/i960/i960-protos.h, config/ia64/ia64-protos.h,
14321 config/v850/v850-protos.h: Use struct, and don't conditionally
14322 compile on GCC_C_PRAGMA_H.
14324 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14326 * config/arm/arm-protos.h: Remove #ifdef GCC_C_PRAGMA_H.
14327 * config/h8300/h8300-protos.h: Likewise.
14328 * config/sh/sh-protos.h: Likewise.
14330 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14332 * config/arm/arm-protos.h: Use struct cpp_reader instead of
14333 cpp_reader.
14334 * config/h8300/h8300-protos.h: Likewise.
14335 * config/sh/sh-protos.h: Likewise.
14337 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
14339 * config/arm/arm.c (arm_pr_long_calls, arm_pr_no_long_calls,
14340 arm_pr_long_calls_off): Use struct.
14341 * config/h8300/h8300.c (h8300_pr-interrupt, h8300_pr_saveall)
14342 : Similarly.
14343 Don't include cpplib.h.
14344 * config/sh/sh.c (sh_pr_interrupt, sh_pr_trapa,
14345 sh_pr_nosave_low_regs): Similarly.
14347 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14349 * config/h8300/h8300.c: Include cpplib.h.
14351 2003-01-01 Steven Bosscher <s.bosscher@student.tudelft.nl>
14353 * objc/Make-lang.in, objc/config-lang.in, objc/lang-options.h,
14354 objc/lang-specs.h, objc/objc-act.c, objc/objc-act.h,
14355 objc/objc-lang.c, objc/objc-tree.def: Replace "GNU CC" with
14356 "GCC" in the copyright header.
14358 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
14360 * c-pragma.c (c_register_pragma): New.
14361 (init_pragma): Use it.
14362 * c-pragma.h (cpp_register_pragma): Don't declare.
14363 (c_register_pragma): New.
14364 * cpplib.h: Remove #ifdef GCC_C_PRAGMA_H.
14365 * config/darwin.h (REGISTER_TARGET_PRAGMAS): Update.
14366 * config/arm/arm.h (REGISTER_TARGET_PRAGMAS): Update.
14367 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
14368 * config/h8300/h8300.h (REGISTER_TARGET_PRAGMAS): Update.
14369 * config/i370/i370.h (REGISTER_TARGET_PRAGMAS): Update.
14370 * config/i960/i960.h (REGISTER_TARGET_PRAGMAS): Update.
14371 * config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Update.
14372 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Update.
14373 * config/sh/sh.h (REGISTER_TARGET_PRAGMAS): Update.
14374 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS): Update.
14375 * doc/tm.texi (REGISTER_TARGET_PRAGMAS): Update
14377 See ChangeLog.8 for earlier changes.