| blob | 6a4c6d6188a6478b8b428d42f9f80bbaeb3af5d5 |
1 2003-05-10 Richard Earnshaw <rearnsha@arm.com>
3 * arm.md (DOM_CC_X_AND_Y, DOM_CC_NX_OR_Y, DOM_CC_X_OR_Y): New
4 constants.
5 (ior_scc_scc, and_scc_scc): New insn_and_split patterns.
6 * arm.c (arm_select_dominance_cc_mode): Renamed from
7 select_dominance_cc_mode, no-longer static. Use DOM_CC... constants.
8 Callers updated.
9 * arm-protos.h (arm_select_dominance_cc_mode): Add prototype.
11 2003-05-09 Roger Sayle <roger@eyesopen.com>
13 * config/alpha/alpha.c (alpha_start_function): Declare frame_size
14 as unsigned to avoid signed/unsigned comparison warnings.
16 2003-05-09 Bob Wilson <bob.wilson@acm.org>
18 * config/xtensa/xtensa.c (xtensa_emit_loop_end): Only use "nop.n"
19 instruction if the Xtensa density option is enabled.
21 2003-05-09 Matt Kraai <kraai@alumni.cmu.edu>
23 * mklibgcc.in: Remove extra quotes.
25 2003-05-09 Mark Mitchell <mark@codesourcery.com>
27 * config/rs6000/rs6000.c (spe_init_builtins): Fix typo in creation
28 of int_ftype_void.
30 2003-05-09 Alexandre Oliva <aoliva@redhat.com>
32 * reload1.c (reload_cse_move2add): Don't turn an implicit
33 truncation into a self-set in the narrow mode.
35 2003-05-09 Richard Earnshaw <rearnsha@arm.com>
37 * arm.md (clzsi2): The CLZ instruction is predicable.
39 2003-05-09 Bob Wilson <bob.wilson@acm.org>
41 * config/xtensa/xtensa.c: Formatting.
43 2003-05-09 Diego Novillo <dnovillo@redhat.com>
45 * tree-dump.c (dequeue_and_dump): Use CONSTRUCTOR_ELTS,
46 instead of TREE_OPERAND to access the operand of a
47 CONSTRUCTOR node.
49 2003-05-09 Diego Novillo <dnovillo@redhat.com>
51 * tree-dump.c (dequeue_and_dump): CONSTRUCTOR nodes contain only
52 one operand.
54 2003-05-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
56 * toplev.h (warning_with_file_and_line): Don't declare.
57 (error_with_file_and_line): Likewise.
58 * diagnostic.c (error_with_file_and_line): Remove.
59 (warning_with_file_and_line): Likewise.
61 2003-05-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
63 * c-parse.in (if_stmt_locus): New object.
64 (if_prefix rule): Use it. Don't use warning_with_file_and_line.
65 (select_or_iter_stmt rule): Likewise.
66 (if_stmt_file): Remove.
67 (if_stmt_line): Likewise.
68 * jump.c: include "diagnostic.h"
69 (never_reached_warning): Don't use warning_with_file_and_line.
70 * Makefile.in (jump.o): Add dependce on diagnostic.h
72 2003-05-09 Alan Modra <amodra@bigpond.net.au>
74 * expr.c (move_block_from_reg): Remove "size" parm. Localize vars.
75 Move code handling pieces not larger than a word to..
76 * function.c (assign_parms): ..here, but use change_address instead
77 of adjust_address and operand_subword, and expand_binop instead of
78 expand_shift. Adjust calls to move_block_from_reg.
79 * expr.h (move_block_from_reg): Update declaration.
80 (copy_blkmode_from_reg): Formatting.
81 * Makefile.in (function.o): Add $(OPTABS_H) to deps.
82 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Adjust
83 move_block_from_reg calls.
84 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
85 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
86 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
87 * config/m88k/m88k.c (m88k_builtin_saveregsk): Likewise.
88 * config/mips/mips.c (mips_setup_incoming_varargs): Likewise.
89 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
90 * config/romp/romp.h (SETUP_INCOMING_VARARGS): Likewise.
91 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
92 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
94 2003-05-08 DJ Delorie <dj@redhat.com>
96 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg): Fix
97 to handle arguments for which MUST_PASS_IN_STACK is true (e.g.,
98 variable-sized types).
99 (xstormy16_function_arg): New. Pass them that way too.
100 * config/stormy16/stormy16-protos.h (xstormy16_function_arg): New.
101 * config/stormy16/stormy16.h (FUNCTION_ARG): Call it.
103 2003-05-08 Aldy Hernandez <aldyh@redhat.com>
105 * mklibgcc.in: Use mkinstalldirs when installing multilib
106 directories.
108 2003-05-08 J"orn Rennecke <joern.rennecke@superh.com>
110 * sh.c (gen_block_redirect, split_branches): Use CODE_FOR_jump_compact
111 instead of CODE_FOR_jump
113 2003-05-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
115 * objc/objc-act.c (error_with_ivar): Don't use
116 error_with_file_and_line.
117 (warn_with_method): Don't use warning_with_file_and_line.
119 2003-05-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
121 * stmt.c (emit_locus): New macro.
122 (emit_filename): Remove.
123 (emit_lineno): Likewise.
124 (struct stmt_status): Replace members x_emit_filename and
125 x_emit_lineno with x_emit_locus.
126 (set_file_and_line_for_stmt): Adjust.
127 (expand_expr_stmt_value): Don't use warning_with_file_and_line.
128 (warn_if_unused_value): Likewise.
129 (check_seenlabel): Likewise.
131 2003-05-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
133 * c-decl.c (define_label): Tidy. Don't use any of
134 error_with_file_and_line or warning_with_file_and_file.
135 (pending_xref_error): Likewise.
136 (store_parm_decls): Likewise.
137 (current_function_prototype_locus): New object. Package from
138 current_function_prototype_file and current_function_prototype_line.
139 (start_function): Use it.
140 (current_function_prototype_file): Remove.
141 (current_function_prototype_line): Remove;
143 2003-05-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
145 * builtins.c (readonly_data_expr): New function.
146 (expand_builtin_memmove): Optimize any rodata source, not just
147 strings.
149 2003-05-07 David Mosberger <davidm@hpl.hp.com>
151 * unwind-libunwind.c (_Unwind_FindEnclosingFunction): New.
153 2003-05-07 Richard Henderson <rth@redhat.com>
155 * config/i386/i386.c (ix86_split_long_move): Fix base register
156 mode for XFmode splits for TARGET_64BIT.
158 2003-05-07 Richard Henderson <rth@redhat.com>
160 * sched-ebb.c (schedule_ebb): Supply the correct starting
161 block number to save_line_notes.
163 2003-05-07 Richard Henderson <rth@redhat.com>
165 * toplev.c (enum dump_file_index): Swap DFI_ce3, DFI_bbro.
166 (dump_file): Likewise.
168 2003-05-07 David Mosberger <davidm@hpl.hp.com>
170 * config/ia64/crtbegin.asm (__do_jv_register_classes): Don't
171 forget to preserve gp.
172 * config/ia64/crtend.asm (__do_global_ctors_au): Ditto.
174 * config/ia64/crtbegin.asm (__do_jv_register_classes): Add missing
175 .prologue directive.
176 Use .skip instead of data8 for .bss section to make Intel
177 Assembler (ias) happy. Minor whitespace fixups. Make "nop 0"
178 explicit in the .mib bundles and remove the unnecessary stop
179 bits. Replace local labels with normal labels, to make ias
180 happy. Don't register __do_global_ctors_aux here, do it in
181 crtend.asm instead.
183 * config/ia64/crtend.asm [HAVE_INIT_FINI_ARRAY]: Register
184 __do_global_ctors_aux in .init_array section instead of
185 declaring it as a hidden global. Replace local labels with
186 ordinary labels to make ias happy.
188 2003-05-07 Richard Henderson <rth@redhat.com>
190 PR c++/10570
191 * except.c: Revert 04-01 and 04-02 forced-unwind changes.
192 * flags.h, toplev.c, doc/invoke.texi: Likewise.
194 * unwind-dw2.c (_Unwind_GetCFA): Fix ptr->int conversion warning.
195 * unwind.inc (_Unwind_DeleteException): Check for null
196 exception_cleanup.
198 * unwind-sjlj.c (_Unwind_SjLj_Resume_or_Rethrow): New.
199 * unwind.inc (_Unwind_Resume_or_Rethrow): New.
200 * unwind.h: Declare them.
201 * libgcc-std.ver (GCC_3.3): Export them.
203 2003-05-07 Richard Henderson <rth@redhat.com>
205 * unwind-dw2.c (_Unwind_GetCFA): Cast pointer to _Unwind_Ptr,
206 not _Unwind_Word.
208 2003-05-07 Zack Weinberg <zack@codesourcery.com>
210 * stmt.c (force_label_rtx): New function, based on logic
211 formerly found in expand_expr.
212 * expr.h: Prototype it.
213 * expr.c (expand_expr <LABEL_DECL>): Use force_label_rtx if
214 appropriate.
215 * varasm.c (decode_addr_const <LABEL_DECL>): Use force_label_rtx.
217 * print-tree.c (debug_tree): Free the table after we're done
218 with it. Use putc.
220 2003-05-07 Aldy Hernandez <aldyh@redhat.com>
222 * config/rs6000/spe.h: Reverse arguments for __ev_subfw.
223 Unreverse arguments for __ev_subw.
225 * config/rs6000/spe.md (evsubfw): Reverse arguments of assembly.
227 2003-05-07 Nick Clifton <nickc@redhat.com>
229 * config/stormy16/stormy-abi: Update to include
230 R_XSTORMY16_FPTR16, R_XSTORMY16_LO16, R_XSTORMY16_HI16 and
231 R_XSTORMY16_12 relocs.
233 2003-05-07 Alan Modra <amodra@bigpond.net.au>
235 * function.c (assign_parms): Correct reversed reg_parm_stack_space
236 test. Add partial in-regs size to stack_args_size.
238 2003-05-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
240 * doc/invoke.texi (Warning Options): Mark -Wmissing-declarations
241 as a C only option.
243 2003-05-07 Nathan Sidwell <nathan@codesourcery.com>
245 * gcov-io.h (GCOV_LOCKED): New #define.
246 (GCOV_LINKAGE): Make sure it is #defined.
247 (gcov_write_string, gcov_write_tag, gcov_write_length,
248 gcov_read_string, gcov_time): Poison in libgcov.
249 (gcov_seek_end): Remove.
250 (gcov_write_tag_length, gcov_sync, gcov_rewrite): New.
251 (GCOV_TAG_FUNCTION_LENGTH, GCOV_TAG_BLOCKS_LENGTH,
252 GCOV_TAG_ARCS_LENGTH, GCOV_TAG_COUNTER_LENGTH,
253 GCOV_TAG_SUMMARY_LENGTH): New #defines.
254 (gcov_write_tag, gcov_write_length): Not in libgcov.
255 * gcov-io.c (gcov_open): Use GCOV_LOCKED.
256 (gcov_write_tag, gcov_write_length): Not in libgcov.
257 (gcov_write_tag_length): New.
258 (gcov_write_summary): Use gcov_write_tag_length.
259 * libgcov.c: Always #include gcov-io.h.
260 (IN_LIBGCOV): -1 for inhibit_libc, +1 otherwise.
261 (GCOV_LINKAGE): Define to nothing for L_gcov.
262 (gcov_exit): Replace gcov_write_tag, gcov_write_length with
263 gcov_write_tag_length. Use gcov_rewrite & gcov_seek.
264 * gcov.c (read_graph_file): Replace gcov_seek by gcov_sync.
265 (read_count_file): Likewise.
266 * gcov-dump.c (dump_file): Likewise.
267 * coverag.c (read_counts_file): Likewise.
269 2003-05-06 Mark Mitchell <mark@codesourcery.com>
271 PR other/10658
272 * gcc.c (process_command): Update copyright date.
274 2003-05-06 Phil Edwards <pme@gcc.gnu.org>
276 * doc/install.texi (mips-*-*): Add note about libstdc++.
278 2003-05-06 DJ Delorie <dj@redhat.com>
280 * config/stormy16/stormy16.c (xstormy16_function_profiler): New.
281 * config/stormy16/stormy16.h (FUNCTION_PROFILER): Call it.
282 * config/stormy16/stormy16-protos.h (xstormy16_function_profiler): New.
284 2003-05-06 <neil@cat.daikokuya.co.uk>
286 * c-opts.c (COMMAND_LINE_OPTIONS): Reject -Wmissing-prototypes
287 and -Wstrict-prototypes if C++.
289 2003-05-06 Aldy Hernandez <aldyh@redhat.com>
291 * config/rs6000/linuxspe.h: New file.
293 * config.gcc: Add powerpc-*-linux-gnuspe* target.
295 2003-05-06 Richard Henderson <rth@redhat.com>
297 * unwind-dw2.c (uw_update_context_1): Only set cfa as sp if
298 previous frame didn't save sp. Clear sp for next frame.
299 (uw_install_context_1): Honor saved sp from frame.
301 2003-05-06 Richard Sandiford <rsandifo@redhat.com>
303 * config/mips/mips-protos.h (mips_subword, mips_output_move): Declare.
304 (mips_move_1word, mips_move_2words): Remove declaration.
305 (mips_split_64bit_move_p, mips_split_64bit_move): Declare.
306 (mips_restore_gp): Remove insn argument.
307 * config/mips/mips.h (FP_REG_RTX_P): New macro.
308 * config/mips/mips.c (volatile_buffer): Remove.
309 (mips_subword, mips_split_64bit_move_p, mips_split_64bit_move): New.
310 (mips_move_1word, mips_move_2words): Remove, replacing with...
311 (mips_output_move): ...this new function.
312 (mips_restore_gp): Remove insn argument. Adjust for above changes.
313 (print_operand): Make '%h' print %hi(op) for HIGH operands. Remove
314 handling of floating-point constants. Handle zero CONST_DOUBLE
315 arguments.
316 (mips_annotate_frame_insn): Replace with...
317 (mips_set_frame_expr): ...this, which just takes one argument.
318 (mips_frame_set): Change the register argument to an rtx.
319 (mips_emit_frame_related_store): Use mips_split_64bit_move_p to
320 check whether moves should be split. Use mips_split_64bit_move
321 to split them. Use mips_subword to generate the high and low
322 parts of a paired FPR. Adjust calls to frame_set and
323 mips_set_frame_expr.
324 (mips_expand_prologue): Simplify due to above changes.
325 * config/mips/mips.md: Add splitters for 64-bit moves on 32-bit
326 targets, replacing xisting register-only versions.
327 (UNSPEC_STORE_DF_HIGH): New unspec.
328 (UNSPEC_LOAD_DF_LOW, UNSPEC_LOAD_DF_HIGH): New unspecs.
329 (mulsi3_r4000, muldi3_internal2): Avoid use of mips_move_1word.
330 (*paradoxical_extendhidi2): Remove.
331 (movdi_internal, movdi_internal2): Use mips_output_move.
332 (*movdi_internal2_mips16, movsi_internal, movcc): Likewise.
333 (movsf_internal1, movsf_internal2): Likewise.
334 (movdf_internal1a): Likewise. Fix length and type of f <- G case.
335 (movdf_internal1b): Use mips_output_move. Fix type of f <- G case.
336 (movdf_internal2): Use mips_output_move. Fix lengths of FPR moves.
337 Add m <- G alternative.
338 (load_df_low, load_df_high, store_df_low): New patterns.
339 (movhi_internal): Use @ template instead of calling a function.
340 Remove unnecessary 'z' alternatives.
341 (movqi_internal): Likewise.
342 (exception_receiver): Update call to mips_restore_gp.
344 2003-05-06 Richard Sandiford <rsandifo@redhat.com>
346 * config/mips/mips-protos.h (mips_simplify_dwarf_addr): Remove.
347 (mips_delegitimize_address): Declare.
348 * config/mips/mips.h (ASM_SIMPLIFY_DWARF_ADDR): Undefine.
349 (FIND_BASE_TERM): Define.
350 * config/mips/mips.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
351 (mips_delegitimize_address): Renamed from mips_simplify_dwarf_addr.
352 Handle small-data addresses.
354 2003-05-05 Roger Sayle <roger@eyesopen.com>
356 * real.c (real_powi): New function to calculate the value of
357 a real raised to an integer power, i.e. pow(x,n) for int n.
358 (real_sqrt): Convert to using the faster do_add, do_multiply
359 and do_divide API for consistency with the rest of real.c.
360 * real.h (real_powi): Prototype here.
361 * builtins.c (fold_builtin): Avoid local variable mode when
362 evaluating sqrt at compile time. Attempt to evaluate pow at
363 compile-time, by checking for an integral exponent.
365 2003-05-05 Richard Henderson <rth@redhat.com>
367 * doc/extend.texi (Variable Attributes): Re-sort table and tidy.
369 2003-05-05 David O'Brien <obrien@FreeBSD.org>
371 * config/rs6000/sysv4.h (CPP_OS_FREEBSD_SPEC): Add __ELF__ to mirror
372 other FreeBSD ports.
373 (LINK_OS_FREEBSD_SPEC): Mirror conventions on other FreeBSD ports.
374 (_LITTLE_ENDIAN): Use __LITTLE_ENDIAN__ instead.
376 2003-05-05 Janis Johnson <janis187@us.ibm.com>
378 * Makefile.in: (site.exp): Add ALT_CC_UNDER_TEST, add quotes around
379 expanded variables.
380 * doc/sourcebuild.texi (C tests): Describe gcc.dg/compat tests.
382 2003-05-05 Zack Weinberg <zack@codesourcery.com>
384 * rtl.h (STRING_POOL_ADDRESS_P): Rename to DEFERRED_CONSTANT_P.
385 * varasm.c (struct varasm_status): Add deferred_constants field.
386 (n_deferred_strings): Delete variable.
387 (n_deferred_constants): New #define.
388 (struct constant_descriptor_tree): Kill next and label fields.
389 (const_hash_table, MAX_HASH_TABLE): Delete.
390 (const_desc_htab): New static variable.
391 (const_hash): Rename const_desc_hash, and make it fit the
392 hashtab.h interface.
393 (const_desc_eq): New.
394 (const_hash_1, compare_constant): Const-ify arguments.
395 (build_constant_desc): Set DEFERRED_CONSTANT_P on all new
396 SYMBOL_REFs. Clarify comments. Don't set desc->label.
397 (output_constant_def): Do the lookup/insert using the
398 hashtab.h interface. Don't muck with n_deferred_constants or
399 DEFERRED_CONSTANT_P here.
400 Always call maybe_output_constant_def_contents.
401 (maybe_output_constant_def_contents): Take a pointer to the
402 descriptor, not the EXP and RTL separately. Return
403 immediately if this constant is not deferred. Defer output of
404 everything, except writable string constants. Update
405 n_deferred_constants here.
406 (output_constant_def_contents): Now takes just one argument,
407 an rtx. Clear DEFERRED_CONSTANT_P here.
408 (mark_constant_pool): Update for rename of n_deferred_strings.
409 (mark_constant): Don't clear DEFERRED_CONSTANT_P here.
411 (init_varasm_status): Clear p->deferred_constants.
412 (init_varasm_once): Call htab_create_ggc for const_desc_htab.
414 2003-05-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
416 * builtins.c (expand_builtin_stpcpy): Only expand when the length
417 of the source string can be evaluated at compile-time.
419 2003-05-05 Aldy Hernandez <aldyh@redhat.com>
421 * testsuite/gcc.c-torture/compile/simd-6.c: New.
423 * c-typeck.c (digest_init): Handle arrays of vector constants.
425 2003-05-05 Jakub Jelinek <jakub@redhat.com>
427 * builtins.c (expand_builtin_mempcpy): New function.
428 (expand_builtin_stpcpy): Optimize stpcpy whose return value is
429 ignored into strcpy no matter what arguments it has.
430 (expand_builtin) <case BUILT_IN_MEMPCPY>: Call
431 expand_builtin_mempcpy.
433 2003-05-05 Aldy Hernandez <aldyh@redhat.com>
435 * testsuite/gcc.dg/20030505.c: New.
437 * c-typeck.c (convert_for_assignment): Opaque pointers can
438 interconvert.
440 * config/rs6000/rs6000.c: New global opaque_p_V2SI_type_node.
441 (rs6000_init_builtins): Initialize opaque_p_V2SI_type_node.
442 (spe_init_builtins): Rename all pv2si_type_node to
443 opaque_p_V2SI_type_node.
444 Remove declaration of pv2si_type_node.
445 (is_ev64_opaque_type): Accept opaque pointers.
447 2003-05-05 Geoffrey Keating <geoffk@apple.com>
449 * config/rs6000/rs6000.c (validate_condition_mode): Use
450 flag_finite_math_only.
451 (rs6000_reverse_condition): Never return UNKNOWN; use
452 flag_finite_math_only.
453 (rs6000_generate_compare): Use flag_finite_math_only.
454 (rs6000_emit_cmove): Handle UNLE. Support UNEQ under -ffast-math.
455 Use HONOR_* rather than flag_unsafe_math_optimizations. Correct
456 UNGE and GT cases. Handle UNEQ and LTGT when ! HONOR_NANS.
458 * toplev.c (check_global_declarations): Suppress not-used warning
459 for volatile variables.
461 2003-05-05 Olivier Hainque <hainque@act-europe.fr>
463 * expr.c (expand_expr, case BIT_FIELD_REF): Refine the test forcing
464 usage of bitfield instructions for mode1 != BLKmode, only ignoring
465 SLOW_UNALIGNED_ACCESS if the field is not byte aligned.
466 (store_field): Likewise.
468 2003-05-05 Aldy Hernandez <aldyh@redhat.com>
470 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
471 evsubifw to builtins accepting 5-bit unsigned constants.
472 (easy_vector_constant): Return if V1DImode. Fix typo.
474 2003-05-05 Aldy Hernandez <aldyh@redhat.com>
476 * config/rs6000/spe.h: Revert licensing change from last patch.
478 2003-05-05 DJ Delorie <dj@redhat.com>
480 * config/stormy16/stormy16.md (negsi2): Allocate the pseudos
481 before reload, but defer the split until after.
482 * config/stormy16/stormy16.c (xstormy16_expand_arith): Modify
483 to match.
485 2003-05-05 David Edelsohn <edelsohn@gnu.org>
487 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 440 support.
488 * config/rs6000/vxworks.h (CC1_SPEC): Use -mcpu=440 for t440.
490 2003-05-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
492 * libgcov.c (__gcov_merge_add): Do not use gcov_type when inhibit_libc
493 is defined.
495 2003-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
497 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_1,
498 ATTR_NOTHROW_NONNULL_2, ATTR_NOTHROW_NONNULL_3): Renamed from
499 ATTR_NONNULL_1, ATTR_NONNULL_2 and ATTR_NONNULL_3.
501 (ATTR_NOTHROW_NONNULL_1_2, ATTR_NOTHROW_NONNULL_1_4,
502 ATTR_CONST_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1,
503 ATTR_PURE_NOTHROW_NONNULL_1_2, ATTR_MALLOC_NOTHROW_NONNULL_1):
504 New.
506 * builtins.def (DEF_EXT_FALLBACK_BUILTIN): Accept ATTRS argument.
507 (BUILT_IN_BZERO, BUILT_IN_BCOPY, BUILT_IN_BCMP): Update comment
509 (BUILT_IN_INDEX, BUILT_IN_RINDEX, BUILT_IN_MEMCPY,
510 BUILT_IN_MEMMOVE, BUILT_IN_MEMCMP, BUILT_IN_MEMSET,
511 BUILT_IN_MEMPCPY, BUILT_IN_STRCAT, BUILT_IN_STRNCAT,
512 BUILT_IN_STPCPY, BUILT_IN_STRCPY, BUILT_IN_STRNCPY,
513 BUILT_IN_STRCMP, BUILT_IN_STRNCMP, BUILT_IN_STRLEN,
514 BUILT_IN_STRSTR, BUILT_IN_STRPBRK, BUILT_IN_STRSPN,
515 BUILT_IN_STRCSPN, BUILT_IN_STRCHR, BUILT_IN_STRRCHR, BUILT_IN_NAN,
516 BUILT_IN_NANF, BUILT_IN_NANL, BUILT_IN_NANS, BUILT_IN_NANSF,
517 BUILT_IN_NANSL, BUILT_IN_PUTS, BUILT_IN_FPUTC, BUILT_IN_FPUTS,
518 BUILT_IN_FWRITE, BUILT_IN_PUTS_UNLOCKED, BUILT_IN_FPUTC_UNLOCKED,
519 BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE_UNLOCKED,
520 BUILT_IN_STRDUP): Add "nonnull" attribute.
522 2003-05-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
524 * expr.c (store_field): Don't clobber TEMP in shift: it might be
525 a variable.
526 (get_inner_reference): Don't go through a VIEW_CONVERT_EXPR
527 whose purpose is to step up the alignment.
528 (expand_expr, case ADDR_EXPR): Force LO_SUM into memory, just like REG.
530 * stor-layout.c (compute_record_mode): Relax restriction
531 on fields crossing word boundaries forcing BLKmode.
533 2003-05-04 Neil Booth <neil@daikokuya.co.uk>
535 * cppinit.c (cpp_create_reader, post_options): Warn about
536 trigraphs unless explicity set or -trigraphs.
537 * cpplex.c (warn_in_comment): New.
538 (_cpp_process_line_notes): Better handling of -Wtrigraphs.
539 (_cpp_skip_block_comment): Add call to _cpp_process_line_notes.
540 * doc/cppopts.texi, doc/cpp.texi: Update.
542 2003-05-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
544 * Makefile.in (LIBGCOV): Add _gcov_merge_add.
545 * gcov-io.h: Make GCOV_LINKAGE extern in libgcov and prevent resulting
546 namespace clash.
547 (GCOV_MERGE_FUNCTIONS): New.
548 (gcov_merge_fn): Declare.
549 (struct gcov_ctr_info): New field "merge".
550 (__gcov_merge_add): Declare.
551 * coverage.c (ctr_merge_functions): New.
552 (build_ctr_info_type, build_ctr_info_value): Initialize merge field
553 of gcov_ctr_info type.
554 * libgcov.c (__gcov_merge_add): New.
555 (gcov_exit): Call a hook to merge values of counters.
557 2003-05-04 Gabriel Dos Reis <gdr@integrable-solutions.net>
559 * toplev.h (pedwarn_with_file_and_line): Don't declare.
560 * diagnostic.c (pedwarn_with_file_and_line): Remove.
562 2003-05-04 Gabriel Dos Reis <gdr@integrable-solutions.net>
564 * varasm.c (assemble_variable): Don't use error_with_file_and_line.
566 2003-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
568 * builtins.c (expand_builtin_constant_p, expand_builtin_strlen,
569 expand_builtin_frame_address): Update prototypes.
570 (expand_builtin_constant_p, expand_builtin_strlen,
571 expand_builtin_strcpy, expand_builtin_memset,
572 expand_builtin_bzero, expand_builtin_args_info,
573 expand_builtin_frame_address): Pass in just the argument(s)
574 needed, not the entire expression `exp'.
575 (expand_builtin): Update all calls to these functions.
577 2003-05-03 Richard Henderson <rth@redhat.com>
579 * builtins.c (expand_builtin) <BUILT_IN_DWARF_FP_REGNUM>: Remove.
580 <BUILT_IN_DWARF_SP_COLUMN>: New.
581 * builtins.def (BUILT_IN_DWARF_FP_REGNUM): Remove.
582 (BUILT_IN_DWARF_SP_COLUMN): New.
583 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Remove.
584 (expand_builtin_dwarf_sp_column): New.
585 * except.h: Update to match.
586 * unwind-dw2.c (execute_stack_op): Correct stack push typo.
587 (execute_cfa_program): Record location expression address
588 before extracting length.
589 (uw_update_context_1): Install old CFA into stack pointer column.
590 (uw_init_context_1): Set cfa_reg to stack pointer column.
592 2003-05-03 Richard Henderson <rth@redhat.com>
594 * config/rs6000/rs6000.c (constant_pool_expr_p): Make static and
595 return bool.
596 (toc_relative_expr_p): Likewise.
597 (SPE_CONST_OFFSET_OK): Move from rs6000.h.
598 (legitimate_constant_pool_address_p): Move from rs6000.h, change
599 into a function, downcase all users.
600 (legitimate_small_data_p): Likewise.
601 (legitimate_offset_address_p): Likewise.
602 (legitimate_indexed_address_p): Likewise.
603 (legitimate_indirect_address_p): Likewise.
604 (legitimate_lo_sum_address_p): Likewise.
605 (rs6000_mode_dependent_address): Likewise.
606 * rs6000.h (CONSTANT_POOL_EXPR_P, TOC_RELATIVE_EXPR_P): Remove.
607 (SPE_CONST_OFFSET_OK, LEGITIMATE_CONSTANT_POOL_ADDRESS_P,
608 LEGITIMATE_SMALL_DATA_P, LEGITIMATE_OFFSET_ADDRESS_P,
609 LEGITIMATE_INDEXED_ADDRESS_P, LEGITIMATE_INDIRECT_ADDRESS_P,
610 LEGITIMATE_LO_SUM_ADDRESS_P): Move into rs6000.c.
611 (LEGITIMATE_ADDRESS_INTEGER_P): Remove.
612 (GO_IF_MODE_DEPENDENT_ADDRESS): Use rs6000_mode_dependent_address.
613 * config/rs6000/rs6000-protos.h: Update.
615 2003-05-03 Geoffrey Keating <geoffk@apple.com>
617 * config/rs6000/rs6000.h (REVERSIBLE_CC_MODE): Define.
618 (REVERSE_CONDITION): Define.
620 * config/rs6000/rs6000.c (scc_comparison_operator): Make equivalent
621 to branch_positive_comparison_operator.
622 (ccr_bit): Check that sCOND conditions are actually a positive bit.
623 (print_operand): Remove %D substitution.
624 (rs6000_emit_sCOND): Generate complement operation to ensure that
625 sCOND input is a positive bit.
626 * config/rs6000/rs6000.md: Rearrange sCOND templates to be in the
627 same order as bCOND, and add the missing ones. Remove the %D
628 substitutions from the scc patterns.
630 * simplify-rtx.c (simplify_relational_operation): Add case for
631 ! (fabs(x) < 0.0).
633 2003-05-03 Bruce Korb <bkorb@gnu.org>
635 * gcc/fixinc/fixincl.tpl(dne): restore this to force merge conflicts
636 in fixincl.x
637 * gcc/fixinc/inclhack.def(bsd_stdio_attrs_conflict): fix placement
639 2003-05-03 Aldy Hernandez <aldyh@redhat.com>
641 * config/rs6000/spe.h: Remove unecessary casts. Misc cleanups.
643 2003-05-03 Zack Weinberg <zack@codesourcery.com>
645 PR c/10604
646 * c-common.c (warn_sign_compare): Initialize to -1.
647 * c-opts.c (c_common_init_options): Don't set warn_sign_compare here.
648 (c_common_decode_option <OPT_Wall>): Set warn_sign_compare
649 for C++ only.
650 (c_common_post_options): Set warn_sign_compare from extra_warnings
651 if it's still -1 at this point.
653 * toplev.c (maybe_warn_unused_parameter): New static variable.
654 (set_Wextra): New static function.
655 (W_options): Remove "extra".
656 (decode_W_option): Call set_Wextra.
657 (independent_decode_option): Likewise.
658 (set_Wunused): Cooperate with set_Wextra in setting
659 warn_unused_parameter.
660 (rest_of_compilation): No need to check extra_warnings as
661 well as warn_uninitialized.
663 * c-typeck.c (build_binary_op, build_conditional_expr):
664 No need to check extra_warnings as well as warn_sign_compare.
665 (internal_build_compound_expr): No need to check extra_warnings
666 as well as warn_unused_value.
667 * function.c (expand_function_end): No need to check extra_warnings
668 as well as warn_unused_parameter.
669 * stmt.c (expand_expr_stmt_value): No need to check extra_warnings
670 as well as warn_unused_value.
672 * doc/invoke.texi: Clarify documentation of -Wsign-compare.
674 * Makefile.in: Disable -Werror for gengtype-lex.o.
676 2003-05-03 Olivier Hainque <hainque@act-europe.fr>
678 * emit-rtl.c (last_call_insn, add_function_usage_to): New functions.
679 * rtl.h (last_call_insn, add_function_usage_to): New prototypes.
680 * builtins.c (expand_builtin_apply): Use the new emit-rtl functions.
681 * calls.c (emit_call_1): Likewise.
682 (expand_call): For calls initializing constant memory, replace
683 emission of standalone mem /u clobber with function usage entry.
684 * expr.c (emit_block_move_via_libcall): Likewise.
685 * cse.c (count_reg_usage, case EXPR_LIST): New case.
686 * flow.c (propagate_one_insn): Pass entire operand of
687 CALL_INSN_FUNCTION_USAGE to mark_used_regs.
688 * integrate.c (try_constants): For CALL_INSNs, substitute constants
689 within the FUNCTION_USAGE also.
690 * loop.c (prescan_loop): Note clobbers of const mem mentioned in
691 FUNCTION_USAGE lists.
692 * reload1.c (replace_pseudos_in): Renamed.
693 (reload): Use it for clobbers surviving until the end of the reload.
695 2003-05-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
697 * expr.c (expand_expr, case VIEW_CONVERT_EXPR): Don't use
698 gen_lowpart on non-integer modes.
700 * stor-layout.c (place_field): When adjusting offset_align, use
701 desired_align, not DECL_ALIGN.
703 2003-05-03 Nathan Sidwell <nathan@codesourcery.com>
705 * c-decl.c (pending_invalid_xref_file): Remove.
706 (pending_invalid_xref_line): Remove.
707 (pending_invalid_xref_location): New.
708 (lookup_label): Use location_t and input_location directly.
709 (lookup_tag): Likewise.
710 (pending_xref_error): Likewise.
711 (c_expand_body_1): Likewise.
712 * c-common.c (x_expand_start_cond): Likewise.
713 * c-semantics.c (genrtl_for_stmt): Likewise.
714 (find_reachable_label): Likewise.
715 * expr.c (expand_expr): Likewise.
716 * integrate.c (output_inline_function): Likewise.
717 * tree-inline.c (find_alloca_call): Likewise.
718 (find_builtin_longjmp_call): Likewise.
719 * gcc.c (input_filename): Make static.
721 2003-05-03 Richard Sandiford <rsandifo@redhat.com>
723 * config/mips/mips.md: Fix comment typo.
725 * config/mips/mips.c (mips_integer_op): New structure.
726 (MIPS_MAX_INTEGER_OPS): Define.
727 (mips_const_insns): Use mips_build_integer to determine the number
728 of instructions needed to load a CONST_INT.
729 (move_operand): Reject compound CONST_INTs.
730 (mips_build_shift, mips_build_lower, mips_build_integer): New fns.
731 (mips_move_integer): New fn.
732 (mips_legitimize_const_move): Pass CONST_INTs to mips_move_integer.
733 (mips_legitimize_move): Only legitimize constants when moving
734 word or subword values.
736 2003-05-02 Matt Kraai <kraai@alumni.cmu.edu>
738 * Makefile.in (gcov-iov.h): Use move-if-change and a stamp.
740 2003-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
742 * builtins.c (expand_builtin_stpcpy): Copy `arglist' before
743 modifying it.
745 2003-05-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
746 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
748 * doc/contrib.texi (Contributors): Add Zdenek Dvorak, Aldy
749 Hernandez, and Kazu Hirata. Update Richard Henderson.
751 2003-05-02 Geoffrey Keating <geoffk@apple.com>
753 * config/rs6000/rs6000.c (rs6000_attribute_table): Add 'extern'
754 to tentative declaration.
756 * config/rs6000/sysv4.h (SYMBOL_FLAG_SMALL_V4): Delete.
757 (SYMBOL_FLAG_SMALL_V4): Delete.
758 * config/rs6000/rs6000.c (small_data_operand): Use SYMBOL_REF_SMALL_P.
759 (rs6000_elf_encode_section_info): Don't set SYMBOL_FLAG_SMALL_V4.
760 (rs6000_elf_in_small_data_p): Add extra section names. Add
761 comment about TREE_PUBLIC test.
763 * c-semantics.c (genrtl_switch_stmt, genrtl_if_stmt): Call
764 expand_stmt on result of expand_unreachable_stmt.
766 2003-05-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
768 * doc/contrib.texi (Contributors): Add Daniel Berlin.
770 2003-05-02 David Edelsohn <edelsohn@gnu.org>
772 * config/rs6000/{603.md,6xx.md,7450.md,7xx.md,rs64.md}: Decrease
773 number of automata.
775 * config/rs6000/rs6000.c (symbol_ref_operand): Check
776 SYMBOL_REF_FUNCTION_P on AIX.
777 (current_file_function_operand): Same.
778 * config/rs6000/rs6000.md (call,call_value): Force non-function
779 symbol_ref into register on AIX.
781 2003-05-02 Alan Modra <amodra@bigpond.net.au>
783 * calls.c (struct arg_data): Move offset, slot_offset, size and
784 alignment_pad to struct locate_and_pad_arg_data. Update all refs.
785 (initialize_argument_information): Adjust call to locate_and_pad_parm.
786 Delete alignment_pad var. Don't calculate slot_offset here.
787 (emit_library_call_value_1): Delete alignment_pad, offset and size
788 vars. Use struct locate_and_pad_arg_data instead. Adjust refs.
789 Adjust call to locate_and_pad_parm. Don't tweak arg size for
790 partial in-regs here. Formatting fixes.
791 * expr.h (struct locate_and_pad_arg_data): New struct.
792 (locate_and_pad_parm): Adjust declaration.
793 * function.c (assign_parms): Localize vars. Use "locate" instead of
794 other arg location vars. Don't invoke FUNCTION_ARG or
795 FUNCTION_INCOMING_ARG unless pretend_named is different from
796 named_arg. Heed MUST_PASS_IN_STACK and set up "partial" before
797 calling locate_and_pad_parm. Adjust locate_and_pad_parm call.
798 Use slot_offset for stack home of reg parms. Correct test for
799 parm passed in memory. Formatting fixes.
800 (locate_and_pad_parm): Add "partial" to params. Replace offset_ptr
801 arg_size_ptr and alignment pad with "locate". Set slot_offset here.
802 Correct initial_offset_ptr handling. Localize vars. Always pad
803 locate->offset even when in_regs.
805 2003-05-02 Nathan Sidwell <nathan@codesourcery.com>
807 * Makefile.in (TREE_H): Replace location.h with input.h.
808 (GTFILES) Remove location.h
809 (gt-lists.h): Replace gt-location.h with gt-input.h
810 * input.h (input_filename, input_line): Remove variables.
811 (location_s, location_t): Move from location.h.
812 (input_location): New.
813 (input_filename, input_line): New #defines.
814 * location.h: Remove.
815 * tree.h: Replace location.h with input.h.
816 (input_filename, input_line): Remove.
817 * diagnostic.h: Replace location.h with input.h.
818 * gcc.h (input_filename, input_filename_length): Remove declarations.
819 * toplev.c (input_filename, input_line): Remove.
820 (input_location): Define.
821 (push_srcloc, pop_srcloc): Adjust.
822 * diagnostic.c (diagnostic_report_current_module): Adjust.
824 2003-05-02 Nick Clifton <nickc@redhat.com>
826 * configure.in: Add xstormy16 to list of targets that has a nop
827 instruction and hence which can be tested to see if the
828 assembler supports the --gdwarf2 switch.
829 * configure: Regenerate.
831 2003-05-01 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
833 PR target/8257
834 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
835 alpha_start_function, alpha_expand_epilogue, unicosmk_gen_dsib):
836 Avoid undefined shifts by making the shift operand unsigned.
838 2003-05-01 DJ Delorie <dj@redhat.com>
840 * reload.c (find_reloads): Also check that all of a multi-reg
841 value is in the class.
843 2003-05-01 Nathan Sidwell <nathan@codesourcery.com>
845 * scan.h (lineno): Revert the rename here.
847 2003-05-01 Stan Shebs <shebs@apple.com>
849 * config/darwin.c (darwin_encode_section_info): Call
850 default_encode_section_info.
852 2003-05-01 David Edelsohn <edelsohn@gnu.org>
854 * config/rs6000/rs6000.md (define_attr "type"): Add mfjmpr.
855 (movsi_internal1): Use new mfjmpr attribute.
856 (movhi_internal): Same.
857 (movqi_internal): Same.
858 (movcc_internal1): Same.
859 (movdi_internal64): Same.
860 * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md,
861 power4.md,rios1.md,rios2.md,rs64.md}: Add mfjmpr.
862 * config/rs6000/40x.md: Add fpu_405.
863 * config/rs6000/power4.md: Merge power4lsu and power4disp automata
864 into power4misc automata. Remove extraneous parentheses.
865 * config/rs6000/440.md: New file.
866 * config/rs6000/rs6000.c (processor_target_table): Add 440,
867 440fp. Rename 405f to 405fp.
868 (function_arg_padding): Correct formatting.
869 (rs6000_rtx_costs): Add PROCESSOR_PPC440 cases.
871 2003-05-01 Nathan Sidwell <nathan@codesourcery.com>
873 * input.h (lineno): Rename to ...
874 (input_line): ... here.
875 * tree.h (lineno): Rename to ...
876 (input_line): ... here.
877 * scan.h (lineno): Rename to ...
878 (input_line): ... here.
879 * toplev.c (lineno): Rename to ...
880 (input_line): ... here.
881 (push_srcloc, pop_srcloc): Rename lineno to input_line.
882 * c-common.c (c_expand_start_cond, fname_decl): Likewise.
883 * c-decl.c (poplevel, pop_label_level, lookup_label, lookup_tag,
884 store_parm_decls, c_expand_body_1): Likewise.
885 * c-errors.c (pedwarn_c99): Likewise.
886 * c-format.c (status_warning): Likewise.
887 * c-lex.c (fe_file_change, cb_def_pragma, c_lex): Likewise.
888 * c-opts.c (c_common_post_options, c_common_parse_file): Likewise.
889 * c-parse.in (save_filename, maybe_type_qual, ifc): Likwise.
890 * c-semantics.c (finish_stmt_tree, build_stmt, emit_local_var,
891 gentrtl_goto_stmt, genrtl_expr_stmt_value, genrtl_decl_stmt,
892 genrtl_if_stmt, genrtl_while_stmt, genrtl_do_stmt,
893 genrtl_return_stmt, genrtl_for_stmt, build_break_stmt,
894 build_continue_stmt, genrtl_switch_stmt, genrtl_asm_stmt,
895 prep_stmt, find_reachable_label, expand_unreachable_stmt): Likewise.
896 * coverage.c (create_coverage): Likewise.
897 * diagnostic.c (pedwarn, sorry, error, fatal_error,
898 internal_error, warning, diagnostic_report_current_module,
899 inform): Likewise.
900 * expr.c (expand_expr): Likewise.
901 * integrate.c (expand_inline_function,
902 output_inline_function): Likewise.
903 * rtl-error.c (file_and_line_for_asm): Likewise.
904 * tree-inline.c (find_alloca_call, find_builtin_longjmp_call,
905 walk_tree): Likewise.
906 * tree.c (make_node): Likewise.
907 * ada, cp, f, java, objc, treelang: Likewise.
908 * objc/objc-act.c (objc_init): Rename lineno to input_line.
909 (build_module_descriptor, build_selector_translation_table,
910 build_protocol_template, build_method_prototype_list_template,
911 build_category_template, build_selector_table,
912 build_class_template, build_super_template, build_ivar_template,
913 build_ivar_list_template, build_method_list_template,
914 build_method_template, add_instance_variable): Likewise.
916 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Change parameter
917 name from input_filename.
919 2003-04-30 Eric Christopher <echristo@redhat.com>
920 Richard Sandiford <rsandifo@redhat.com>
922 * configure: Regenerate from patches below.
923 * combine.c (gen_lowpart_for_combine): Fix comment and add tests
924 for all symbolic operands.
925 * config/mips/mips.c: Migrate RTX_COSTS and CONST_COSTS
926 to function.
927 * config/mips/linux.h: Fix typo.
928 * Merge from mips-3_4-rewrite branch:
930 2003-04-07 Richard Sandiford <rsandifo@redhat.com>
932 * config/mips/mips.c (mips_classify_symbol): Add catch-all case for
933 handling local labels when TARGET_ABICALLS.
935 2003-04-04 Richard Sandiford <rsandifo@redhat.com>
937 * config/mips/mips-protos.h (mips_expand_epilogue): Add an
938 integer argument.
939 (mips_expand_call): Likewise.
940 * config/mips/mips.h (TARGET_SIBCALLS): New macro.
941 (FIXED_REGISTERS): Clear $31 entry.
942 (CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTER): Likewise.
943 (EPILOGUE_USES): Define.
944 * config/mips/mips.c (mips_function_ok_for_sibcall): New function.
945 (TARGET_FUNCTION_OK_FOR_SIBCALL): Use it.
946 (override_options): Add a 'j' register class.
947 (mips_expand_call): Handle sibcalls
948 (mips_expand_epilogue): Handle epilogues for sibcalls.
949 * config/mips/mips.md (epilogue): Adjust call to mips_expand_epilogue.
950 (sibcall_epilogue): New pattern.
951 (call, call_value): Adjust calls to mips_expand_call.
952 (sibcall, sibcall_value): New expanders.
953 (sibcall_internal, sibcall_value_internal): New patterns.
954 (sibcall_value_multiple_internal): New pattern.
956 2003-03-25 Richard Sandiford <rsandifo@redhat.com>
958 * config/mips/mips.md (extended_mips16): New attribute.
959 (define_attr length): Default to 8 if extended_mips16 == yes.
960 (truncdisi2): Set extended_mips16 to yes for the sll alternative.
961 (truncdihi2, truncdiqi2, *extendsidi2): Likewise.
962 (call_internal): Set extended_mips16 to yes for direct jumps.
963 Remove redundant mode attribute.
964 (call_value_internal, call_value_multiple_internal): Likewise.
965 (call_split): Remove redundant mode attribute.
966 (call_value_split, call_value_multiple_split): Likewise.
968 * config/mips/mips.c (mips_symbol_insns): Rework. Fix handling
969 of unaligned offsets.
971 * config/mips/mips.c (mips_splittable_symbol_p): Fix handling
972 of SYMBOL_GENERAL.
974 2003-03-22 Richard Sandiford <rsandifo@redhat.com>
976 * config/mips/mips.h (TARGET_EXPLICIT_RELOCS): Add commentary.
977 * config/mips/mips.c (override_options): Disable -mexplicit-relocs
978 for mips16 code.
980 2003-03-22 Richard Sandiford <rsandifo@redhat.com>
982 * config/mips/mips.h (ADDRESS_COST): Define.
984 2003-03-20 Richard Sandiford <rsandifo@redhat.com>
986 * config/mips/mips.h (EXTRA_CONSTRAINT): Give existing meaning of
987 'R' to 'U'. Make 'R' mean a single-instruction memory reference.
988 * config/mips/mips.md: Replace 'R' constraints with 'U'.
990 2003-03-18 Richard Sandiford <rsandifo@redhat.com>
992 * config/mips/mips.md (truncdisi2): Add commentary. Use sll instead
993 of a two-instruction sequence. Add register->memory alternative.
994 (truncdihi2, truncdiqi2): Likewise.
995 Rework shift/truncate instructions so that they only handle right
996 shifts of 32 (or more, in the case of arithmetic shifts).
997 Add patterns for truncate/sign-extend.
999 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
1001 * configure.in (mips*-*-*): Check for explicit relocation support.
1002 * configure: Regenerate.
1004 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
1006 * config/mips/mips.h (TARGET_SWITCHES): Add -mexplicit-relocs
1007 and -mno-explicit-relocs.
1008 (MASK_EXPLICIT_RELOCS): Define.
1009 (TARGET_EXPLICIT_RELOCS): Use it.
1010 (mips_split_addresses): Remove declaration.
1011 * config/mips/mips.c (override_options): Update comment for
1012 mips_split_addresses. Clear MASK_EXPLICIT_RELOCS for non-PIC n64.
1014 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
1016 * combine.c (gen_lowpart_for_combine): Treat the lowpart Pmode of
1017 a CONST as identity. Check the return value of gen_lowpart_common.
1019 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
1021 * config/mips/mips.c (mips_legitimize_symbol): Handle small data
1022 references for TARGET_EXPLICIT_RELOCS.
1023 (mips_reloc_string): Return "%gp_rel(" for RELOC_GPREL16 if
1024 !TARGET_MIPS16.
1026 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
1028 * config/mips/mips.md: Replace 'IQ' mips16 constraints with just 'Q'.
1029 (addsi3): Remove redundant constraints.
1030 (addsi3_internal): Use separate register & constant alternatives.
1031 Use a 'Q' constraint and "addiu" insn for the latter.
1032 (adddi3_internal_3, addsi3_internal_2): Likewise.
1034 2003-03-13 Richard Sandiford <rsandifo@redhat.com>
1036 * config/mips/mips-protos.h (mips_expand_unaligned_load): Declare.
1037 (mips_expand_unaligned_store): Declare.
1038 * config/mips/mips.c (mips_get_unaligned_mem): New fn.
1039 (mips_expand_unaligned_load, mips_expand_unaligned_store): New fns.
1040 * config/mips/mips.md (UNSPEC_ULW, UNSPEC_USW): Remove.
1041 (UNSPEC_ULD, UNSPEC_USD): Remove.
1042 (UNSPEC_LWL, UNSPEC_LWR, UNSPEC_SWL, UNSPEC_SWR): New.
1043 (UNSPEC_LDL, UNSPEC_LDR, UNSPEC_SDL, UNSPEC_SDR): New.
1044 (extv, extzv): Use mips_expand_unaligned_load.
1045 (insv): Use mips_expand_unaligned_store. Use a reg_or_0_operand
1046 predicate for operand 3.
1047 (movsi_ulw, movsi_usw): Replace with...
1048 (mov_lwl, mov_lwr, mov_swl, move_swr): ...these new insns.
1049 (movdi_uld, movdi_usd): Likewise replace with...
1050 (mov_ldl, mov_ldr, mov_sdl, move_sdr): ...these insns.
1052 2003-02-26 Richard Sandiford <rsandifo@redhat.com>
1054 * config/mips/mips-protos.h (mips_global_pic_constant_p): Declare.
1055 * config/mips/mips.h (LEA_REGS): New register class.
1056 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add entries for it.
1057 (GR_REG_CLASS_P): Include LEA_REGS.
1058 (DANGEROUS_FOR_LA25_P): New macro.
1059 (EXTRA_CONSTRAINT): Add !DANGEROUS_FOR_LA25_P to R's condition.
1060 Add a T constraint for the DANGEROUS_FOR_LA25_P case.
1061 * config/mips/mips.c (mips_regno_to_class): Change GR_REGS
1062 entries to LEA_REGS.
1063 (mips_global_pic_constant_p): New function.
1064 (override_options): Add 'e' register constraint.
1065 (mips_secondary_reload_class): Return LEA_REGS when reloading
1066 a dangerous constant into a class containing $25.
1067 * config/mips/mips.md (movdi_internal2): Add an e <- T alternative.
1068 (movsi_internal): Likewise.
1070 2003-02-23 Richard Sandiford <rsandifo@redhat.com>
1072 * config/mips/mips.h (TARGET_SPLIT_CALLS): New macro.
1073 * config/mips/mips.md (call_split): New insn.
1074 (call_value_split, call_value_multiple_split): New insns.
1075 (call_internal): Turn into a define_insn_and_split. Split the
1076 instruction into a call and $gp load if TARGET_SPLIT_CALLS.
1077 (call_value_internal, call_value_multiple_internal): Likewise.
1079 2003-02-23 Richard Sandiford <rsandifo@redhat.com>
1081 * config/mips/mips.c (mips_reloc_string): Return "%got(" for
1082 RELOC_GOT_PAGE and RELOC_GOT_DISP if !TARGET_NEWABI.
1083 (mips_encode_section_info): Don't take symbol visibility into
1084 account if TARGET_ABICALLS. Add more commentary.
1085 * config/mips/mips.md: Add commentary above reloc constants.
1087 2003-02-12 Richard Sandiford <rsandifo@redhat.com>
1089 * config/mips/mips.c (mips_legitimize_const_move): New, extracted
1090 from mips_legitimize_move. Legitimize constant pool references.
1091 (mips_legitimize_move): Call mips_legitimize_const_move. Attach
1092 a REG_EQUAL note to the last instruction.
1094 2003-02-11 Richard Sandiford <rsandifo@redhat.com>
1096 * config/mips/mips-protos.h (mips_simplify_dwarf_addr): Declare.
1097 * config/mips/mips.h (TARGET_EXPLICIT_RELOCS, TARGET_NEWABI): New.
1098 (ASM_SIMPLIFY_DWARF_ADDR): Define to mips_simplify_dwarf_addr.
1099 (EXTRA_CONSTRAINT): Allow symbolic call addresses for TARGET_ABICALLS.
1100 * config/mips/mips.md (UNSPEC_HIGH): New constant.
1101 (UNSPEC_RELOC_GPREL16): Rename to...
1102 (RELOC_GPREL16): ...this.
1103 (RELOC_GOT_HI, RELOC_GOT_LO, RELOC_GOT_PAGE, RELOC_GOT_DISP): New.
1104 (RELOC_CALL16, RELOC_CALL_HI, RELOC_CALL_LO): New.
1105 (macro_calls): New attribute.
1106 (length): Use it to set the default length of calls. Don't allow
1107 calls to have delay slots if macro_calls is "yes".
1108 (luisi, luidi): New patterns.
1109 (lowsi, lowdi): Use '%R' to print the relocation.
1110 (lowdi_extend): Remove.
1111 (loadgp): Remove mode from operand 0. Use '%0' instead of '%a0'.
1112 (call_internal): Merge alternatives. Always use "jal".
1113 (call_value_internal, call_value_multiple_internal): Likewise.
1114 (reloc_gprel16): Remove.
1115 * config/mips/mips.c (mips_got_alias_set): New variable.
1116 (mips_classify_constant): Handle the new relocation constants.
1117 (mips_classify_symbol): Reverse the sense of SYMBOL_REF_FLAG for PIC.
1118 (mips_symbolic_address_p): Return false if generating explicit relocs.
1119 Otherwise allow local PIC symbols to have an offset.
1120 (mips_splittable_symbol_p): New function.
1121 (mips_classify_address): Use it to check whether a LO_SUM is valid.
1122 (mips_const_insns): Always accept HIGH.
1123 (call_insn_operand): Don't accept global symbols if using explicit
1124 relocs.
1125 (move_operand): Don't accept HIGH when generating PIC.
1126 (mips_reloc, mips_lui_reloc): New functions.
1127 (mips_force_temporary): Remove MODE argument. Expect VALUE to
1128 be a valid right-hand-side for a SET pattern.
1129 (mips_load_got, mips_load_got16, mips_load_got32): New functions.
1130 (mips_emit_high): New function.
1131 (mips_legitimize_symbol): Use mips_reloc for the mips16 gp-relative
1132 case. Use mips_splittable_symbol_p to check whether a LO_SUM
1133 address should be used. Use mips_emit_high to generate the
1134 high part of such an address. Adjust the global symbol + offset
1135 case to match the change to mips_force_temprorary.
1136 (mips_legitimize_move): Shuffle call to mips_legitimize_symbol.
1137 If generating explicit-reloc PIC, load the address of global
1138 symbols from the GOT. Use mips_emit_high to emit the high part
1139 of an address.
1140 (mips_simplify_dwarf_addr): New function.
1141 (mips_move_1word): Use lwc1 instead of l.s and swc1 instead of s.s.
1142 (mips_move_2words): Likewise ldc1/l.d and sdc1/s.d if TARGET_64BIT.
1143 (mips_expand_call): Load the addresses of global functions using
1144 %call* relocs if generating explicit-reloc PIC. Don't generate
1145 an exception_receiver pattern.
1146 (override_options): Initialize mips_got_alias_set.
1147 (print_relocation): Remove in favour of...
1148 (mips_reloc_string): ...this new function.
1149 (print_operand): Handle '%R'. Use mips_reloc_string.
1150 (print_operand_address): Use print_operand to print the symbolic
1151 part of a LO_SUM address.
1152 (mips_output_function_prologue): Use .cprestore, reverting last patch.
1153 (mips_encode_section_info): Factor out DECL_RTL accesses. Reverse
1154 sense of SYMBOL_REF_FLAG for PIC, using binds_local_p to check
1155 for local symbols.
1157 2003-02-02 Eric Christopher <echristo@redhat.com>
1159 * config/mips/mips.c (mips_sign_extend): Remove.
1160 * config/mips/mips-protos.h: Ditto.
1161 * config/mips/mips.md (movdi_internal2_extend): Remove.
1162 (extendsidi2): Fix mode of convert_memory_address.
1164 2003-01-24 Eric Christopher <echristo@redhat.com>
1166 * config/mips/mips.md: Rewrite zero_extend* and extend*
1167 patterns. Use explicit instructions and split after reload
1168 for register extensions.
1169 (ashlsi3_internal1_extend): New combiner pattern for
1170 shift and extend combinations.
1171 * config/mips/mips.h: Change Pmode back to ptr_mode
1172 for performance enhancement.
1173 * combine.c (expand_compound_operation): Make sure
1174 that zero_extend operation is profitable.
1176 2003-01-14 Richard Sandiford <rsandifo@redhat.com>
1178 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Make size of stored
1179 addresses depend on ptr_mode rather than Pmode.
1180 (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Update acoordingly.
1181 (INITIALIZE_TRAMPOLINE): Rework to handle Pmode != ptr_mode.
1182 (CASE_VECTOR_MODE): Use ptr_mode for !TARGET_MIPS16.
1183 (ASM_OUTPUT_ADDR_VEC_ELT): Update accordingly.
1184 * config/mips/mips.md (tablejump): Likewise. Remove Pmode
1185 condition for selecting cpaddsi or cpadddi: use cpadd instead.
1186 (tablejump_internal1): Remove condition.
1187 (tablejump_internal2): Change condition to TARGET_64BIT.
1188 (cpaddsi): Rename to...
1189 (cpadd): ...this.
1190 (cpadddi): Remove.
1192 2003-01-09 Richard Sandiford <rsandifo@redhat.com>
1194 * config/mips/mips-protos.h (mips16_constant_after_function_p,
1195 mips_address_cost, mips_check_split, double_memory_operand,
1196 mips16_gp_offset, mips16_gp_offset_p, mips16_constant,
1197 pic_address_needs_scratch, symbolic_operand): Remove declarations.
1198 (mips_legitimate_address_p): Return bool.
1199 (mips_address_insns, mips_fetch_insns, mips_const_insns,
1200 mips_legitimize_address, mips_legitimize_move,
1201 mips_expand_call): Declare.
1202 (mips_return_addr): Move outside #ifdef RTX_CODE.
1204 * config/mips/mips.h (ABI_HAS_64BIT_SYMBOLS): New macro.
1205 (PIC_FN_ADDR_REG): New reg_class.
1206 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add corresponding entries.
1207 (GR_REG_CLASS_P): True for PIC_FN_ADDR_REG.
1208 (SMALL_OPERAND, SMALL_OPERAND_UNSIGNED, LUI_OPERAND,
1209 CONST_HIGH_PART, CONST_LOW_PART, LUI_INT): New macros.
1210 (SMALL_INT, SMALL_INT_UNSIGNED, CONST_OK_FOR_LETTER_P): Use new macros.
1211 (EXTRA_CONSTRAINTS): Give new meanings to Q, R and S.
1212 (CONSTANT_ADDRESS_P): Use mips_legitimate_address_p.
1213 (LEGITIMATE_PIC_OPERAND): Undefine.
1214 (LEGITIMATE_CONSTANT_P): Use mips_const_insns.
1215 (LEGITIMIZE_ADDRESS): Use mips_legitimize_address.
1216 (CONSTANT_AFTER_FUNCTION_P): Remove definition in #if 0 block.
1217 (FUNCTION_MODE): Change to SImode.
1218 (CONST_COSTS): Use mips_const_insns to calculate the cost of
1219 most constants. Treat const_artih_operands specially if they
1220 occur in a PLUS or MINUS.
1221 (CONSTANT_POOL_COST): New macro.
1222 (RTX_COSTS): Use mips_address_insns for MEMs, with a base cost of 2.
1223 Add LO_SUM handling.
1224 (ADDRESS_COST): Undefine.
1225 (PREDICATE_CODES): Add symbolic_operand and const_arith_operand.
1226 Add CONST to the list of codes for arith_operand. Add LABEL_REF
1227 to call_insn_operand and remove CONST_INT.
1229 * config/mips/mips.c: Include integrate.h.
1230 (SINGLE_WORD_MODE_P): New macro.
1231 (mips_constant_type, mips_symbol_type, mips_address_type): New enums.
1232 (mips_constant_info, mips_address_info): New structs.
1233 (mips_regno_to_class): Map $25 to PIC_FN_ADDR_REG.
1234 (mips_classify_constant, mips_classify_symbol,
1235 mips_valid_base_register_p, mips_symbolic_address_p,
1236 mips_classify_address, mips_symbol_insns,
1237 mips16_unextended_reference_p, mips_address_insns, mips_const_insns,
1238 mips_fetch_insns, mips_force_temporary, mips_add_offset,
1239 mips_legitimize_symbol, mips_legitimize_address, mips_legitimize_move,
1240 mips_print_relocation): New functions.
1241 (const_arith_operand): New operand predicate.
1242 (arith_operand): Use it.
1243 (mips_const_double_ok, mips16_simple_memory_operand,
1244 simple_memory_operand, double_memory_operand, mips_check_split,
1245 mips_address_cost, pic_address_needs_scratch, mips16_gp_offset,
1246 mips16_gp_offset_p, mips16_output_gp_offset,
1247 mips16_constant_after_function_p, mips16_constant): Remove.
1248 (call_insn_operand): Be more fussy about symbolic constants.
1249 Use register_operand.
1250 (move_operand): Use mips_symbolic_address_p to check symbolic
1251 operands and general_operand to check the rest.
1252 (symbolic_operand): Use mips_classify_constant.
1253 (mips_legitimate_address_p): Use mips_classify_address.
1254 (mips_move_1word): Combine handling of symbolic addresses.
1255 Remove special treatment of gp-relative loads for TARGET_MIPS16.
1256 (move_move_2words): Likewise. Assume addresses are offsettable
1257 if they need to refer to more than one word. Add HIGH handling.
1258 (mips_restore_gp): Use ptr_mode for the GP save slot.
1259 (mips_expand_call): New function, combining the old mips.md
1260 call and call_internal define_expands. If the address isn't
1261 a call_insn_operand, force it into a register. For SVR4 PIC,
1262 emit an exception_receiver instruction after the call.
1263 (override_options): Only override flag_pic for TARGET_ABICALLS
1264 if it is currently zero. Allow mips_split_addresses when
1265 Pmode == DImode too, except when ABI_HAS_64BIT_SYMBOLS.
1266 Add new register class letter, 'c'.
1267 (print_operand): Use mips_classify_constant for constant operands.
1268 (print_operand_address): Use mips_classify_address.
1269 (mips_output_function_prologue): Don't use .cprestore.
1270 (mips_expand_epilogue): For TARGET_MIPS16, only adjust the stack
1271 via the frame pointer if current_function_calls_eh_return.
1272 (mips_encode_section_info): For TARGET_ABICALLS, use SYMBOL_REF_FLAG
1273 to mark whether a symbol is local or global.
1274 (build_mips16_call_stub): Expect the address of the function rather
1275 than a MEM reference to it. Update call generation sequences.
1276 (mips16_optimize_gp): Remove Pmode checks. Temporarily disable
1277 small-data adjustments.
1279 * config/mips/mips.md: Remove 'R'/'m' memory distinction. Use default
1280 length for loads and stores.
1281 (UNSPEC_CPADD, UNSPEC_RELOC_GPREL16): New constants.
1282 (define_attr type): Add const and prefetch.
1283 (define_attr length): Use mips_const_insns for const instructions.
1284 Use mips_fetch_insns for load and store instructions.
1285 (define_attr single_insn): New.
1286 (define_attr can_delay): Use it.
1287 (define_attr abicalls): Remove.
1288 (define_delay): Use can_delay. Always allow calls to have delay slots.
1289 (addsi3_internal_2): Add 'Q' constraint.
1290 (movsi_ulw, movsi_usw, movdi_uld, movdi_usd): Set length to 8.
1291 (high): Remove.
1292 (lowsi): Renamed from low.
1293 (lowdi): New pattern.
1294 (movdi, movsi): Use mips_legitimize_move. Remove define_split.
1295 (lwxc1, ldxc1, swxc1, sdxc1): Set length to 4.
1296 (loadgp): Change operand 0 to an immediate_operand.
1297 (tablejump): Use the same patterns for SVR4 PIC but emit a cpadd
1298 beforehand.
1299 (cpaddsi, cpadddi): New patterns.
1300 (tablejump_internal3, tablejump_internal4): Remove define_expands
1301 and associated define_splits.
1302 (call, call_value): Use mips_expand_call.
1303 (call_internal): New, replacing all existing call_internal* insns.
1304 (call_value_internal): Likewise call_value_internal*.
1305 (call_value_multiple_internal): Likewise call_value_multiple_internal*.
1306 (untyped_call): Remove if (operands[0]) magic.
1307 (prefetch_si_address, prefetch_si): Change type to "prefetch".
1308 (prefetch_di_address, prefetch_di): Likewise.
1309 (leasi, leadi): Remove.
1310 (reloc_gprel16): New.
1312 * config/mips/5400.md (ir_vr54_hilo): Include const type.
1313 * config/mips/5500.md (ir_vr55_hilo): Likewise.
1314 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
1316 2003-01-08 Eric Christopher <echristo@redhat.com>
1318 * config.gcc (mipsisa32*): Change ABI_MEABI to ABI_EABI.
1319 * config/mips/elf.h (STARTFILE_SPEC): Remove ABI_MEABI references and
1320 configure check for libgloss.
1321 * config/mips/elf64.h: Ditto.
1322 * config/mips/mips.c: Remove ABI_MEABI.
1323 * config/mips/mips.h: Ditto.
1325 2002-11-05 Richard Sandiford <rsandifo@redhat.com>
1327 Fix merge fallout.
1328 * config/mips/mips.md (mul_acc_si): Reapply 2002-10-16 change.
1329 (muldi3_internal): Remove outdated comment.
1330 (*muls_di, *umuls_di): Fix comment and 64-bitness.
1331 (*smsac_di, *umsac_di): Likewise. Reformat.
1332 (umulsi3_highpart): Minor formatting tweaks.
1333 (umulsi3_highpart_internal): Use only if !ISA_HAS_MULHI. Remove
1334 redundant scratch operand. Minor formatting tweak.
1335 (umulsi3_highpart_mulhi_internal): Use for !TARGET_64BIT as well.
1336 (umulsi3_highpart_neg_mulhi_internal): Likewise. Fix asm template.
1337 (smulsi3_highpart): As for the unsigned version.
1338 (smulsi3_highpart_internal): Likewise.
1339 (smulsi3_highpart_mulhi_internal): Likewise.
1340 (smulsi3_highpart_neg_mulhi_internal): Likewise.
1341 (smuldi3_highpart, umuldi3_highpart): Minor formatting tweaks.
1342 (*smul_acc_di): Remove duplicated pattern.
1343 (*umul_acc_di, *smul_acc_di): Reapply 2002-10-16 change.
1344 (anddi3) [unnamed mips16 pattern]: Remove reintroduced length.
1345 (zero_extendsidi2_internal2): Remove new, but commented-out pattern.
1347 2002-10-22 Eric Christopher <echristo@redhat.com>
1349 * config/mips/mips-protos.h (mips_return_addr): New.
1350 * config/mips/mips.c (mips_return_addr): New.
1351 (movdi_operand): Remove.
1352 (se_register_operand): Ditto.
1353 (se_reg_or_0_operand): Ditto.
1354 (se_uns_arith_operand): Ditto.
1355 (se_arith_operand): Ditto.
1356 (se_nonmemory_operand): Ditto.
1357 (extend_operator): Ditto.
1358 (highpart_shift_operator): Ditto.
1359 (mips_initial_elimination_offset): Remove return address pointer
1360 elimination.
1361 (mips_reg_names): Remove $ra.
1362 (mips_regno_to_class): Ditto.
1363 * config/mips/mips.h (POINTER_SIZE): Define based on TARGET_LONG64
1364 and TARGET_64BIT.
1365 (POINTER_BOUNDARY): Remove.
1366 (POINTERS_EXTEND_UNSIGNED): Define to 0.
1367 (PROMOTE_MODE): Promote to Pmode.
1368 (SHORT_IMMEDIATES_SIGN_EXTEND): Define.
1369 (Pmode): Define to TARGET_64BIT.
1370 (FUNCTION_MODE): Define as Pmode.
1371 (mips_args): Remove deleted functions.
1372 (SIZE_TYPE): Depend on POINTER_SIZE.
1373 (PTRDIFF_TYPE): Ditto.
1374 (FIXED_REGISTERS): Fix extra registers.
1375 (CALL_USED_REGISTERS): Ditto.
1376 (CALL_REALLY_USED_REGISTERS): Ditto.
1377 (RAP_REG_NUM): Remove.
1378 (RETURN_ADDRESS_POINTER_REGNUM): Ditto.
1379 (RETURN_ADDR_RTX): Define to mips_return_addr.
1380 (ELIMINABLE_REGS): Remove RETURN_ADDRESS_POINTER_REGNUM.
1381 (CAN_ELIMINATE): Ditto.
1382 * config/mips/mips.md: For DImode patterns, take into account
1383 deletions above. Split mulsidi patterns into sign_extend and
1384 zero_extend.
1386 2002-10-16 Richard Sandiford <rsandifo@redhat.com>
1387 Michael Meissner <meissner@redhat.com>
1389 * config/mips/mips.h (ISA_HAS_MACC): True for normal-mode vr4120 code.
1390 * config/mips/mips.md (mulsi3_mult3): Add a define_peephole2 to
1391 mop up unnecessarly moves through LO.
1392 (*mul_acc_si): Remove vr5400 and vr5500 handling from here.
1393 (*macc): New pattern for ISA_HAS_MACC. Add define_peephole2s to
1394 change mtlo/macc sequences into mul/add sequences when a three-
1395 address mul is available.
1396 (*macc2): New pattern. Add a define_peephole2 to generate it.
1397 (*mul_sub_si): Fix contraint for operand 5.
1398 (*muls): Use in 32-bit code as well.
1399 (*msac): Likewise. Use msub instead of msac in vr5500 code
1400 if the destination is LO. Remove duplicate define_split.
1401 (*muls_di): Use only in 32-bit code. Adjust rtl accordingly.
1402 (*msac_di): Likewise. Fix formatting.
1403 (smulsi3_highpart, umulsi3_highpart): Use mulhi in 32-bit code too.
1404 (*xmulsi3_highpart_internal): Use only if !ISA_HAS_MULHI.
1405 (*xmulsi3_highpart_mulhi): Use even if !TARGET_64BIT.
1406 (*xmulsi3_neg_highpart_mulhi): Likewise.
1407 (*mul_acc_64bit_di): Remove.
1408 (*mul_acc_di): Use only in 32-bit code. Handle ISA_HAS_MACC as well.
1410 2002-10-14 Richard Sandiford <rsandifo@redhat.com>
1412 * config/mips/vr.h (DRIVER_SELF_SPECS): Define.
1413 * config/mips/t-vr (MULTILIB_OPTIONS): Remove mlong32.
1414 (MULTILIB_DIRNAMES): Remove long32.
1415 (MULTILIB_EXCEPTIONS): Don't build -mabi=32 -mgp32 multilibs.
1416 (MULTILIB_REDUNDANT_DIRS): Remove.
1418 2002-10-14 Richard Sandiford <rsandifo@redhat.com>
1420 * doc/tm.texi (DRIVER_SELF_SPECS): Document.
1421 * gcc.c (driver_self_specs): New variable.
1422 (do_self_spec): New function.
1423 (main): Use it to process driver_self_specs.
1425 2002-10-09 Richard Sandiford <rsandifo@redhat.com>
1427 * config/mips/mips.md (one_cmpldi2): Use only if TARGET_64BIT.
1428 Remove DImode define_split for !TARGET_64BIT.
1429 (anddi3): Remove !TARGET_64BIT support from here as well.
1430 Change operand 2's predicate to se_uns_arith_operand.
1431 Add constant alternatives to define_insn.
1432 (iordi3, xordi3, *nordi3): Likewise.
1433 (anddi3_internal1, xordi3_immed): Remove.
1435 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1437 * config/mips/mips.h (PROCESSOR_R4121): Rename to PROCESSOR_R4120.
1438 (TARGET_MIPS4121): Rename to TARGET_MIPS4120.
1439 * config/mips/mips.c (mips_cpu_info): Rename vr4121 to vr4120.
1440 * config/mips/mips.md: Apply same renaming here.
1442 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1444 * config/mips/mips.c (PROCESSOR_R4320, TARGET_MIPS4320): Remove.
1445 (GENERATE_MULT3_SI): Remove use of TARGET_MIPS4320.
1446 * config/mips/mips.c (mips_cpu_info): Remove vr4320 entry.
1447 * config/mips/mips.md (define_attr cpu): Remove r4320.
1448 Remove vr4320 scheduler and uses of TARGET_MIPS4320.
1450 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1452 * config/mips/mips.c (mips16_strings): New variable.
1453 (mips_output_function_epilogue): Clear the SYMBOL_REF_FLAG of every
1454 symbol in mips16_strings. Free the list.
1455 (mips_encode_section_info): Keep track of local strings.
1457 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1459 * config/mips/mips.md (bunge, bltgt, bungt): New define_expands.
1460 (sordered_df, sordered_sf): Remove.
1461 * config/mips/mips.c (get_float_compare_codes): New fn.
1462 (gen_int_relational, gen_conditional_move): Use it.
1464 2002-10-01 Richard Sandiford <rsandifo@redhat.com>
1466 * config/mips/mips-protos.h (mips_emit_fcc_reload): Declare.
1467 * config/mips/mips.h (PREDICATE_CODES): Add fcc_register_operand.
1468 * config/mips/mips.c (fcc_register_operand): New function.
1469 (mips_emit_fcc_reload): New function, extracted from reload_incc.
1470 (override_options): Allow TFmode values in float registers
1471 if ISA_HAS_8CC.
1472 * cnfig/mips/mips.md (reload_incc): Change destination prediate
1473 to fcc_register_operand. Remove misleading source constraint.
1474 Use mips_emit_fcc_reload.
1475 (reload_outcc): Duplicate reload_incc.
1478 2003-04-30 Diego Novillo <dnovillo@redhat.com>
1480 * builtins.def (BUILTIN_CONSTANT_P): Mark as constant.
1482 2003-04-30 Geoffrey Keating <geoffk@apple.com>
1484 * tree-inline.c (inlinable_function_p): Back out last change, it's
1485 unnecessary.
1487 2003-04-30 Steven Bosscher <steven@gcc.gnu.org>
1489 * ggc-page.c (TREE_EXP_SIZE): Define.
1490 (extra_order_size_table): New entry for expr trees with
1491 two operands.
1493 2003-04-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
1495 * c-common.c (if_elt): Use location_t in lieu of "file, line" pair.
1496 (c_expand_start_cond): Adjust.
1497 (c_expand_end_cond): Don't use warning_with_file_and_file.
1498 (shadow_warning): Likewise.
1500 2003-04-30 Nathan Sidwell <nathan@codesourcery.com>
1502 * tree.h (DECL_POINTER_DEPTH): Remove.
1503 (struct tree_decl): Remove pointer_depth.
1505 2003-04-30 Janis Johnson <janis187@us.ibm.com>
1507 * config/rs6000/linux64.h (ASM_OUTPUT_LABELREF): Remove.
1508 * config/rs6000/rs6000.c (rs6000_elf_strip_name_encoding): Remove.
1509 (rs6000_xcoff_encode_section_info): Remove.
1510 (current_file_function_operand): Use SYMBOL_REF_FLAGS; fix latent bug.
1511 (rs6000_output_mi_thunk): Remove dead code; use SYMBOL_REF_FLAGS.
1512 (small_data_operand, rs6000_emit_move, rs6000_elf_in_small_data_p,):
1513 Use SYMBOL_REF_FLAGS.
1514 (rs6000_elf_encode_section_info): Call default_encode_section_info for
1515 generic flags, use SYMBOL_REF_FLAGS; code cleanups.
1516 * sysv4.h (TARGET_STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Remove.
1517 (SYMBOL_FLAG_SMALL_V4, SYMBOL_REF_SMALL_V4_P): New.
1518 * xcoff.h (TARGET_ENCODE_SECTION_INFO): Remove.
1519 (ASM_DECLARE_FUNCTION_NAME): Remove setting of SYMBOL_REF_FLAG.
1521 2003-04-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
1523 * diagnostic.c (output_pointer): Use HOST_PTR_PRINTF.
1525 2003-04-30 Andreas Schwab <schwab@suse.de>
1527 * doc/extend.texi (Other Builtins): Enclose multiple word data
1528 type in braces for @deftypefn.
1530 2003-04-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1532 * stor-layout.c (mode_for_size_tree): Use BLKmode if SIZE overflows.
1534 * doc/install.texi (--enable-threads): Document "gnat" option.
1536 2003-04-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
1538 * diagnostic.h (output_formatted_scalar): Tweak.
1539 * diagnostic.c (output_long_decimal): Likewise.
1540 (output_unsigned_decimal): Likewise.
1541 (output_long_unsigned_decimal): Likewise.
1542 (output_octal): Likewise.
1543 (output_long_octal): Likewise.
1544 (output_hexadecimal): Likewise.
1545 (output_long_hexadecimal): Likewise.
1546 (output_pointer): New function.
1547 (output_format): Use it. Recognize "%p" format specifier.
1549 2003-04-30 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1551 * function.c (purge_addressof_1): Postpone insn in fewer cases.
1553 2003-04-29 Geoffrey Keating <geoffk@apple.com>
1555 * config/rs6000/host-darwin.c (segv_handler): When -dH is used,
1556 call abort() after running out of stack space.
1558 * c-typeck.c (function_types_compatible_p): Ignore incompatible
1559 'volatile' qualifiers on a function's return type in GNU mode.
1561 2003-04-29 Aldy Hernandez <aldyh@redhat.com>
1563 * expr.c (emit_group_load): Dump parallels of simd types to
1564 memory.
1566 2003-04-29 Vladimir Makarov <vmakarov@redhat.com>
1568 * genautomata.c (add_vect): Check undefined value for range type
1569 too.
1571 2003-04-29 Phil Edwards <pme@gcc.gnu.org>
1573 * configure.in: More general test for cmp --ignore-initial.
1574 * configure: Regenerate.
1576 2003-04-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1578 * stor-layout.c (mode_for_size_tree): Use tree_low_cst.
1579 (layout_decl, place_field): Likewise.
1580 Also make minor type and whitespace changes.
1582 * tree.c (save_expr): Don't fold a COMPONENT_REF.
1584 2003-04-29 Olivier Hainque <hainque@act-europe.fr>
1586 * calls.c (expand_call): When modes of target and valreg match, force
1587 sibcall failure when target is a MEM.
1589 2003-04-29 Geoffrey Keating <geoffk@apple.com>
1591 * tree-inline.c (inlinable_function_p): Don't support inlining
1592 functions using varargs.
1594 * doc/invoke.texi (Overall Options): Mention -x objective-c-header.
1596 * dwarf2out.c (output_call_frame_info): No need to output EH
1597 unwind information if all_throwers_are_sibcalls.
1599 * c-semantics.c (expand_unreachable_stmt): Return a tree.
1600 (expand_stmt): Update for change to expand_unreachable_stmt.
1601 (expand_unreachable_if_stmt): Likewise.
1603 * Makefile.in (quickstrap): Pass BOOT_CFLAGS to submake.
1605 2003-04-29 Jason Merrill <jason@redhat.com>
1607 PR middle-end/10336
1608 * jump.c (never_reached_warning): Really stop looking if we reach
1609 the beginning of the function.
1611 2003-04-29 Bob Wilson <bob.wilson@acm.org>
1613 * config/xtensa/elf.h (SIZE_TYPE, PTRDIFF_TYPE, USER_LABEL_PREFIX):
1614 Remove redundant macros.
1615 (WCHAR_TYPE, WCHAR_TYPE_SIZE): Change to "short unsigned int".
1616 (LOCAL_LABEL_PREFIX): Define unconditionally.
1617 (NO_DOT_IN_LABEL): Clarify comment.
1618 * config/xtensa/linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Add explicit
1619 definition to "long int".
1621 2003-04-29 Alexander Kabaev <kan@FreeBSD.ORG>
1623 bootstrap/10452
1624 * gengtype-yacc.y: Improve portability.
1626 2003-04-29 Zack Weinberg <zack@codesourcery.com>
1628 * config.gcc: Install obsolete target list for GCC 3.3.
1629 * doc/install.texi: Mention in specific-target instructions
1630 that certain configurations are deprecated.
1632 2003-04-29 Zack Weinberg <zack@codesourcery.com>
1634 * tree.h: Delete no-checking definition of CST_OR_CONSTRUCTOR_CHECK.
1636 2003-04-29 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>
1638 * c-pragma.c (maybe_apply_renaming_pragma): Fix typo.
1639 * gcc.c (display_help): Likewise.
1640 * toplev.c (f_options): Likewise.
1641 * params.def (PARAM_MAX_INLINE_SCOPE): Likewise.
1642 * config/c4x/c4x.h (TARGET_SWITCHES): Likewise.
1643 * config/mcore/mcore.h (TARGET_SWITCHES): Likewise.
1644 * config/s390/s390.h (TARGET_SWITCHES): Likewise.
1645 * config/v850/v850.h (TARGET_SWITCHES): Likewise.
1647 2003-04-29 J"orn Rennecke <joern.rennecke@superh.com>
1649 * varasm.c (default_assemble_visibility): Use assemble_name.
1651 2003-04-29 David O'Brien <obrien@FreeBSD.org>
1653 * config/i386/freebsd64.h (LINK_SPEC): Mirror FreeBSD linker.
1654 * config/rs6000/freebsd.h (LINK_SHLIB_SPEC): New macro.
1655 (SIZE_TYPE): New macro.
1656 * config/i386/freebsd-aout.h (NO_PROFILE_COUNTERS): New macro.
1657 (SET_ASM_OP): New macro.
1658 (HANDLE_SYSV_PRAGMA): New macro.
1659 (ASM_WEAKEN_LABEL): New macro.
1661 2003-04-28 Mark Mitchell <mark@codesourcery.com>
1663 PR c++/10180
1664 * tree-inline.c (expand_call_inline): Call push_srcloc when
1665 encountering EXPR_WITH_FILE_LOCATION. Honor warn_inline.
1667 2003-04-28 Mike Stump <mrs@apple.com>
1669 * gdbinit.in: Update to reflect new identifier structure.
1671 2003-04-28 Zack Weinberg <zack@codesourcery.com>
1673 * tree.h (TREE_CST_RTL, CST_OR_CONSTRUCTOR_CHECK): Delete.
1674 (struct tree_int_cst, struct tree_real_cst, struct tree_string,
1675 struct tree_complex, struct tree_vector): Remove RTL field.
1676 (CONSTRUCTOR_ELTS): Use elt 0.
1677 * tree.def (CONSTRUCTOR): Delete first of its two operands.
1678 * varasm.c (output_constant_def): Remove early exit if
1679 TREE_CST_RTL is set. Don't set TREE_CST_RTL.
1680 (decode_addr_const): Don't mention TREE_CST_RTL in comment.
1681 * target.h (select_section): Don't mention TREE_CST_RTL in comment.
1682 * doc/tm.texi (encode_section_info): Don't talk about TREE_CST_RTL.
1684 2003-04-28 Jakub Jelinek <jakub@redhat.com>
1686 * c-decl.c (finish_decl): When prototype with asmspec is found
1687 for built-in, adjust built_in_decls as well as expr.c decls.
1688 * expr.c (init_block_move_fn, init_block_clear_fn): New functions.
1689 (emit_block_move_libcall_fn, clear_storage_libcall_fn): Use it.
1690 * expr.c (init_block_move_fn, init_block_clear_fn): New prototypes.
1692 2003-04-28 Richard Henderson <rth@redhat.com>
1694 * config/sparc/sparc.c (print_operand): Add 's' to sign-extend.
1695 * config/sparc/sparc.md (const_mulsidi3_v8plus): Fix mode of
1696 integral constant mult operand.
1697 (const_mulsidi3_sp32, const_mulsidi3_sp64): Likewise.
1698 (const_smulsi3_highpart_v8plus): Likewise.
1699 (const_smulsi3_highpart): Likewise.
1700 (const_umulsidi3_sp32): Likewise; sign-extend it in the output.
1701 (const_umulsidi3_sp64, const_umulsidi3_v8plus): Likewise.
1702 (const_umulsi3_highpart_v8plus): Likewise.
1703 (const_umulsi3_highpart): Likewise.
1705 2003-04-28 David O'Brien <obrien@FreeBSD.org>
1707 * config/i386/x86-64.h (NO_PROFILE_COUNTERS, HAVE_AS_DWARF2_DEBUG_LINE):
1708 Define as 1.
1710 2003-04-28 David O'Brien <obrien@FreeBSD.org>
1712 * config/i386/i386.h (builtin_define): Add __amd64 and __amd64__.
1714 2003-04-28 Jakub Jelinek <jakub@redhat.com>
1716 * builtins.def (BUILT_IN_BCOPY, BUILT_IN_MEMMOVE): New.
1717 * builtin-types.def (BT_FN_VOID_CONST_PTR_PTR_SIZE): New.
1718 * builtins.c (expand_builtin_memmove, expand_builtin_bcopy): New
1719 functions.
1720 (expand_builtin): Handle BUILT_IN_BCOPY and BUILT_IN_MEMMOVE.
1722 2003-04-28 Nick Clifton <nickc@redhat.com>
1724 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Remove definition.
1726 2003-04-27 Zack Weinberg <zack@codesourcery.com>
1728 * expr.c (expand_expr <COMPLEX_CST, STRING_CST>): Always call
1729 output_constant_def, use its result instead of TREE_CST_RTL (exp).
1730 Can assume it has the form (mem (symbol_ref ".LCxxx")).
1731 (expand_expr <COMPONENT_REF>): Can always just extract the
1732 relevant field of a CONSTRUCTOR.
1733 (expand_expr <ARRAY_REF, COMPONENT_REF, BIT_FIELD_REF,
1734 ARRAY_RANGE_REF>): Make control flow explicit.
1735 * varasm.c (output_constant_def): Can look at TREE_CST_RTL of
1736 an INTEGER_CST.
1738 2003-04-27 Kazu Hirata <kazu@cs.umass.edu>
1740 * reload1.c (reg_set_luid): Fix a comment typo.
1742 2003-04-27 Zack Weinberg <zack@codesourcery.com>
1744 * varasm.c (const_str_htab_hash, const_str_htab_eq, STRHASH,
1745 struct deferred_string, const_str_htab): Kill.
1746 (n_deferred_strings): New static variable.
1747 (build_constant_desc): Set SYMBOL_REF_DECL of the new
1748 symbol_ref to point to the constant.
1749 (output_constant_def): When a deferred string is forced out,
1750 just clear STRING_POOL_ADDRESS_P and decrement n_deferred_strings.
1751 (mark_constant): Likewise.
1752 (maybe_output_constant_def_contents): When deferring a string
1753 constant, just set STRING_POOL_ADDRESS_P and increment
1754 n_deferred_strings.
1755 (mark_constant_pool): Check n_deferred_strings, not the size
1756 of const_str_htab.
1757 (init_varasm_once): No need to create const_str_htab.
1759 * rtl.def, rtl.h, doc/rtl.texi: Document possibility that
1760 SYMBOL_REF_DECL points to a constant.
1762 2003-04-26 Zack Weinberg <zack@codesourcery.com>
1764 * varasm.c (output_constant_def): Split out two new static
1765 functions, build_constant_desc and maybe_output_constant_def_contents.
1766 Restructure for comprehensibility. Don't call
1767 output_addressed_constants. Treat defstr being non-NULL for
1768 STRING_POOL_ADDRESS_P constants as an invariant.
1769 (struct deferred_string): Remove labelno field.
1770 (output_constant_def_contents): Kill labelno argument. Call
1771 output_addressed_constants here. Use ASM_OUTPUT_LABEL, not
1772 asm_out.internal_label.
1773 (mark_constant): Update call to output_constant_def_contents.
1774 Treat defstr being non-NULL for STRING_POOL_ADDRESS_P
1775 constants as an invariant.
1777 2003-04-26 Richard Henderson <rth@redhat.com>
1779 * config/i386/i386.c (output_pic_addr_const): Use SYMBOL_REF_LOCAL_P.
1780 (ix86_expand_call, ix86_rtx_consts): Likewise.
1782 2003-04-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1784 * doc/md.texi (cmpstr): Document additional restrictions.
1786 2003-04-26 Neil Booth <neil@daikokuya.co.uk>
1788 * flags.h (time_report): Remove.
1789 * timevar.c (timevar_enable): New.
1790 (TIMEVAR_ENABLE): Remove, use timevar_enable.
1791 (timevar_init): Rename from init_timevar.
1792 * timevar.h (timevar_init): Rename from init_timevar.
1793 * toplev.c (time_report): Make static.
1794 (do_compile): Conditionally call init_timevar first.
1795 (preprocess_options): Move some code to do_compile.
1797 2003-04-26 Stephane Carrez <stcarrez@nerim.fr>
1799 * doc/install.texi (Binaries): Mention binaries for HC11/HC12.
1801 2003-04-26 Neil Booth <neil@daikokuya.co.uk>
1803 * _cpp_lex_direct: Remove pointless code.
1805 2003-04-26 Stephane Carrez <stcarrez@nerim.fr>
1807 * doc/extend.texi (Function Attributes): Document "near" and "far"
1808 for 68HC11 and 68HC12.
1810 2003-04-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1812 * expr.c (store_field): When making temporary for store, don't
1813 make it TYPE_QUAL_CONST.
1815 2003-04-25 Phil Edwards <pme@gcc.gnu.org>
1817 * toplev.c (read_integral_parameter): Use "argument" in error
1818 message to distinguish it from actual invalid options.
1820 2003-04-25 Bob Wilson <bob.wilson@acm.org>
1822 * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Back out previous
1823 addition of __PIC__ and __pic__ macros.
1824 * config/xtensa/xtensa.h: Clean up indentation.
1826 2003-04-25 Bob Wilson <bob.wilson@acm.org>
1828 * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Remove definition of
1829 _GNU_SOURCE. Add definitions of __PIC__ and __pic__.
1830 (SUBTARGET_CPP_SPEC): Define.
1831 (LIB_SPEC): Delete.
1832 * config/xtensa/xtensa-protos.h (xtensa_declare_object): Delete.
1833 * config/xtensa/xtensa.c (xtensa_declare_object): Delete.
1834 * config/xtensa/xtensa.h (CPP_SPEC, SUBTARGET_CPP_SPEC, EXTRA_SPECS):
1835 Define.
1836 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
1837 (ASM_OUTPUT_ALIGNED_BSS, BSS_SECTION_ASM_OP): Define.
1839 2003-04-25 H.J. Lu <hjl@gnu.org>
1841 * config/ia64/ia64.c (ia64_expand_compare_and_swap): Add rmode
1842 for return mode.
1843 (ia64_expand_builtin): Set rmode to SImode for
1844 IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_SI,
1845 IA64_BUILTIN_VAL_COMPARE_AND_SWAP_SI and
1846 IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_DI. Set remode to DImode
1847 for IA64_BUILTIN_VAL_COMPARE_AND_SWAP_DI.
1849 2003-04-25 Phil Edwards <pme@gcc.gnu.org>
1851 * configure.in (make_compare_target): Test for GNU cmp and set this
1852 variable appropriately.
1853 * Makefile.in (compare, compare3, compare4, compare-lean, compare3-lean,
1854 compare4-lean): Rename actual targets to slowcompare*. New compare*
1855 targets depend on names based on make_compare_target.
1856 * configure: Regenerated.
1858 2003-04-25 Richard Henderson <rth@redhat.com>
1860 * config/ia64/ia64.c (ia64_compute_frame_size): Allow inline asm
1861 to clobber ar.pfs and ar.unat.
1862 (ia64_expand_prologue): Force alloc instruction if ar.pfs saved;
1863 fix test for spilling ar.pfs to the stack.
1865 2003-04-25 Richard Henderson <rth@redhat.com>
1867 PR opt/10315
1868 * config/rs6000/rs6000.c (rs6000_emit_move): Only elide proper
1869 checks during reload; use validize_mem instead of adjust_address.
1871 2003-04-26 Ben Elliston <bje@wasabisystems.com>
1873 * config/arm/arm.c (arm_adjust_cost): Correct logic that tests the
1874 return values from recog_memoized().
1876 2003-04-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1878 PR opt/8705
1879 * gcse.c (try_replace_reg): On a successful substitution of a constant
1880 into a single set, try to simplify the source of the set.
1881 * loop.c (scan_loop): Don't try to optimize a MODE_CC set with a
1882 constant source.
1884 2003-04-24 Neil Booth <neil@daikokuya.co.uk>
1886 * cpplex.c (cpp_token_len): Tighten up.
1887 (cpp_token_as_text): Need extra byte now.
1888 * cpplib.c (glue_header_name): Need extra 2 bytes.
1889 * cppmacro.c (cpp_macro_definition): Need extra byte.
1891 2003-04-24 Alexander Kabaev <kan@FreeBSD.ORG>
1893 * config/sparc/sparc.md (umulsidi3, mulsidi3): Avoid using
1894 const_umulsidi3_sp32 and const_mulsidi3_sp32 on 64bit targets
1895 where they might be not present. Use their _sp64 equivalent
1896 instead.
1898 Thu Apr 24 20:42:12 CEST 2003 Jan Hubicka <jh@suse.cz>
1900 * i386.md (cvtsi2sdq): Fix typo in previous patch.
1902 2003-04-24 Krister Walfridsson <cato@df.lth.se>
1904 * configure.in: Check whether mbstowcs works.
1905 * configure, config.in: Regenerate.
1906 * intl.c: Use HAVE_WORKING_MBSTOWCS.
1908 2003-04-24 H.J. Lu <hjl@gnu.org>
1910 * config/ia64/ia64.c (ia64_init_builtins): Add si_ftype_pdi_di_di
1911 for __sync_bool_compare_and_swap_di for int return type.
1913 * config/ia64/ia64intrin.h (__sync_bool_compare_and_swap_di):
1914 Change return type to int.
1915 (__sync_bool_compare_and_swap): Likewise.
1917 Thu Apr 24 16:55:26 CEST 2003 Jan Hubicka <jh@suse.cz>
1919 * cfgbuild.c (make_edges): Do not use next_nonnote_insn when
1920 looking for fallthru edge.
1922 * athlon.md (athlon-agu, athlon-store, athlon-fany, athlon-faddmul):
1923 Fix.
1924 (athlon-load2, athlon-store2, athlon-fpsched, athlon-fpload,
1925 athlon-fvector): New.
1926 (athlon_*): Revisit to match new optimization guide.
1927 * i386.c (ix86_adjust_cost): Fix memory operand costs on Athlon/k8
1928 * i386.md (cvt??2?? patterns): Fix modes.
1929 (fistp patterns): Set modes.
1931 Accidentaly commited with my earlier reload patch:
1932 PR c/10308
1933 * reload.c (find_reloads_address_1): Reload plus at the place of
1934 index register.
1936 2003-04-24 Nathan Sidwell <nathan@codesourcery.com>
1938 New GCOV_TAG_FUNCTION layout
1939 * coverage.c (struct function_list): Replace name with ident.
1940 (struct counts_entry): Likewise.
1941 (fn_ident): New.
1942 (htab_counts_entry_hash, htab_counts_entry_eq,
1943 htab_counts_entry_del): Adjust.
1944 (reads_count_file, get_coverage_counts,
1945 coverage_begin_output, coverage_end_function): Adjust.
1946 (build_fn_info_type, build_fn_info_value): Likewise.
1947 * gcov-dump.c (tag_function): Adjust.
1948 * gcov-io.c (gcov_write_string, gcov_read_string): Not in LIBGCOV.
1949 * gcov-io.h (gcov_write_string, gcov_read_string): Not in LIBGCOV.
1950 * gcov.c (struct function_info): Add ident.
1951 (read_graph_file, read_count_file): Adjust.
1952 * libgcov.c (gcov_exit): Adjust.
1954 2003-04-23 Richard Henderson <rth@redhat.com>
1956 PR opt/8300
1957 * toplev.c (rest_of_compilation): Delay no_new_pseudos until
1958 after initialize_uninitialized_subregs; update reg info assuming
1959 new pseudos were created.
1961 2003-04-23 Neil Booth <neil@daikokuya.co.uk>
1963 * Makefile.in (c-lex.o, LIBCPP_OBJS, cpplex.o): Update.
1964 * c-lex.c (MULTIBYTE_CHARS): Remove conditionals.
1965 (lex_string): Take cpp_string with full spelling.
1966 (cb_ident): Update.
1967 (c_lex): Update diagnostics.
1968 * cpplex.c (SPELL_NUMBER, SPELL_STRING): Combine into SPELL_LITERAL.
1969 (create_literal): New.
1970 (lex_string): Unterminated literals have type CPP_OTHER.
1971 (_cpp_lex_direct): Update calls to lex_string. Use create_literal
1972 for CPP_OTHER.
1973 (cpp_token_len, cpp_spell_token, cpp_output_token): Simplify.
1974 (_cpp_equiv_tokens, cpp_interpret_charconst): Update.
1975 * cpplib.c (parse_include, do_line, do_linemarker,
1976 destringize_and_run): Update for token storing full spelling.
1977 * cpplib.h: Update token spelling types.
1978 * cppmacro.c (stringify_arg, check_trad_stringification):
1979 Update for token storing full spelling.
1981 2003-04-23 Ulrich Weigand <uweigand@de.ibm.com>
1983 * config/s390/s390.c (s390_expand_cmpstr): Disable CLC loop.
1985 2003-04-23 Richard Earnshaw <rearnsha@arm.com>
1987 * arm.h (TARGET_OPTIONS): Add value field.
1989 2003-04-23 Mark Mitchell <mark@codesourcery.com>
1991 * doc/extend.texi: Remove duplicate 2003 copyright date.
1993 2003-04-23 Nathan Sidwell <nathan@codesourcery.com>
1995 * Makefile.in (LIBGCC_DEPS): Add gcov headers.
1996 (libgcov.a): Depends on LIBGCC_DEPS.
1997 * basic-block.h (profile_info): Moved here from coverage.h. Made
1998 a pointer.
1999 * coverage.c (struct function_list): Fixed array of counter types.
2000 (struct counts_entry): Keyed by counter type, contains summary.
2001 (profile_info): Moved to profile.c.
2002 (prg_ctr_mask, prg_n_ctrs, fn_ctr_mask, fn_n_ctrs): New global
2003 vars.
2004 (profiler_label): Remove.
2005 (ctr_labels): New.
2006 (set_purpose, label_for_tag, build_counter_section_fields,
2007 build_counter_section_value, build_counter_section_data_fields,
2008 build_counter_section_data_values, build_function_info_fields,
2009 build_function_info_value, gcov_info_fields, gcov_info_value): Remove.
2010 (build_fn_info_type, build_fn_info_value, build_ctr_info_type,
2011 build_ctr_info_value, build_gcov_info): New.
2012 (htab_counts_entry_hash, htab_counts_entry_eq): Adjust.
2013 (reads_counts_file): Adjust.
2014 (get_coverage_counts): Takes counter number. Add summary
2015 parameter. Adjust.
2016 (coverage_counter_ref): Tkaes counter number. Adjust. Lazily
2017 create counter array labels.
2018 (coverage_end_function): Adjust.
2019 (create_coverage): Adjust.
2020 (find_counters_section): Remove.
2021 * coverage.h (MAX_COUNTER_SECTIONS): Remove.
2022 (struct section_info, struct profile_info): Remove.
2023 (profile_info): Moved to basic-block.h.
2024 (coverage_counter_ref): Takes a counter number.
2025 (get_coverage_counts): Takes a counter number. Added summary
2026 parameter.
2027 (find_counters_section): Remove.
2028 * gcov-dump.c (tag_arc_counts): Rename to ...
2029 (tag_counters): ... here. Adjust.
2030 (tag_table): Move tag_counters to 3rd entry. Remove
2031 PROGRAM_PLACEHOLDER and PROGRAM_INCORRECT entries.
2032 (dump_file): Check for counter tag values here.
2033 (tag_summary): Adjust.
2034 * gcov-io.c (gcov_write_summary, gcov_read_summary): Adjust.
2035 * gcov-io.h (GCOV_LOCKED): New.
2036 (GCOV_TAG_ARC_COUNTS): Rename to ...
2037 (GCOV_TAG_COUNTS_BASE): ... here.
2038 (GCOV_TAG_PLACEHOLDER_SUMMARY, GCOV_TAG_INCORRECT_SUMMARY):
2039 Remove.
2040 (GCOV_COUNTER_ARCS, GCOV_COUNTERS, GCOV_NAMES): New.
2041 (GCOV_TAG_FOR_COUNTER, GCOV_COUNTER_FOR_TAG,
2042 GCOV_TAG_IS_COUNTER): New.
2043 (struct gcov_ctr_summary): New.
2044 (struct gcov_summary): Adjust.
2045 (struct gcov_counter_section): Remove.
2046 struct gcov_counter_section_data): Remove.
2047 (struct gcov_function_info): Rename to ...
2048 (struct gcov_fn_info): ... here. Adjust.
2049 (struct gcov_ctr_info): New.
2050 (struct gcov_info): Adjust.
2051 * gcov.c (read_count_file): Adjust.
2052 (output_lines): Adjust.
2053 * libgcov.c (gcov_exit): Adjust.
2054 (__gcov_flush): Adjust.
2055 * mklibgcc.in (libgcc2_c_dep): Add gcov headers.
2056 * predict.c (maybe_hot_bb_p, probably_cold_bb_p,
2057 probably_never_executed_bb_p, compute_frequency_function): Adjust
2058 profile_info use.
2059 * profile.c (struct counts_entry): Remove.
2060 (profile_info): Define here.
2061 (get_exec_counts): Adjust get_coverage_counts call.
2062 (compute_branch_probablilities): Remove find_counters_section
2063 call.
2064 (gen_edge_profiler): Adjust coverage_counter_ref call.
2065 * tracer.c (tail_duplicate): Adjust profile_info use.
2067 2003-04-23 Roger Sayle <roger@eyesopen.com>
2069 PR optimization/10339
2070 * builtins.c (expand_builtin_strcmp): Try to emit cmpstrsi insn
2071 directly instead of unsafely transforming call into a memcmp.
2072 (expand_builtin_strncmp): Likewise.
2074 2003-04-22 Roger Sayle <roger@eyesopen.com>
2076 * alias.c (mark_constant_function): Check for constancy and
2077 purity even of void functions. Update both the function decl
2078 and the cgraph RTL info with the results.
2080 2003-04-22 Roger Sayle <roger@eyesopen.com>
2082 * real.c (do_add): Change to return a bool indicating that the
2083 result of the operation may be inexact due to loss of precision.
2084 (do_multiply): Likewise.
2085 (do_divide): Likewise.
2087 2003-04-22 Geoffrey Keating <geoffk@apple.com>
2088 Loren James Rittle <ljrittle@acm.org>
2090 * dwarf2out.c (fde_table_allocated): Mark with GTY.
2091 (decl_die_table_allocated): Likewise.
2092 (abbrev_die_table_allocated): Likewise.
2093 (line_info_table_allocated): Likewise.
2094 (separate_line_info_table_allocated): Likewise.
2095 (pubname_table_allocated): Likewise.
2096 (arange_table_allocated): Likewise.
2097 (ranges_table_allocated): Likewise.
2098 (decl_die_table_in_use): Unconditionalize; mark with GTY.
2099 (abbrev_die_table_in_use): Likewise.
2100 (line_info_table_in_use): Likewise.
2101 (separate_line_info_table_in_use): Likewise.
2102 (pubname_table_in_use): Likewise.
2103 (arange_table_in_use): Likewise.
2104 (ranges_table_in_use): Likewise.
2105 (have_location_lists): Likewise.
2106 (emitcount): New GTY-marked static, moved...
2107 (maybe_emit_file): ...from here.
2108 (label_num): New GTY-marked static, moved...
2109 (gen_internal_sym): ...from here.
2111 2003-04-22 Richard Henderson <rth@redhat.com>
2113 PR 8866
2114 * rtl.h (MEM_NOTRAP_P): New.
2115 (MEM_COPY_ATTRIBUTES): Copy it.
2116 * rtlanal.c (may_trap_p): Check it.
2117 * expr.c (do_tablejump): Set it.
2118 * doc/rtl.texi (Flags): Document it.
2120 * cfgrtl.c (try_redirect_by_replacing_jump): Revert last three changes.
2122 2003-04-22 Olivier Hainque <hainque@act-europe.fr>
2124 * config/alpha/alpha.c (alpha_expand_prologue [OPEN_VMS_ABI]): Don't
2125 set FRP on stack adjustment for outgoing args if frame_pointer_needed.
2127 2003-04-22 Vincent Celier <celier@gnat.com>
2129 * gthr-gnat.h, gthr-gnat.c: new sources for implementation of
2130 --enable-threads=gnat.
2131 * Makefile.in: Add gthr-gnat.c to LIB2ADDEH.
2132 * configure.in: Add gnat to the list of thread packages
2133 * configure: Rebuild.
2134 * config/t-linux: Add gthr-gnat.c to LIB2ADDEH and LIB2ADDEHDEP
2136 2003-04-22 Neil Booth <neil@daikokuya.co.uk>
2138 * cpplex.c (_cpp_get_fresh_line): Pop the buffer if return_at_eof.
2140 2003-04-22 Devang Patel <dpatel@apple.com>
2142 * cpptrad.c (_cpp_replacement_text_len): Add check for macro
2143 parameter count.
2144 (_cpp_copy_replacement_text): Same.
2146 2003-04-22 Neil Booth <neil@daikokuya.co.uk>
2148 * c-lex.c (c_lex): Handle CPP_OTHER differently.
2149 * cppexp.c (_cpp_parse_expr): Similarly.
2150 * cpplex.c (SPELL_CHAR): Remove.
2151 (_cpp_lex_direct): Stray chars are saved as byte strings.
2152 (cpp_spell_token, cpp_output_token, _cpp_equiv_token): Don't
2153 handle SPELL_CHAR.
2154 (cpp_avoid_paste): Update handling of CPP_OTHER.
2155 * cpplib.h: Spell CPP_OTHER like a number.
2156 (struct cpp_token): Remove member c.
2157 * cppmacro.c (stringify_arg): Update handling of CPP_OTHER.
2159 2003-04-22 David Turner <novalis@gnu.org>
2161 * gbl-ctors.h: Add special license exception.
2162 * libgcc2.h: Likewise.
2163 * tsystem.h: Likewise.
2164 * gcov-io.h: Likewise.
2166 2003-04-22 David Edelsohn <edelsohn@gnu.org>
2168 * fold-const.c (fold_range_test): Use RANGE_TEST_NON_SHORT_CIRCUIT
2169 macro defaulting to original BRANCH_COST heuristic.
2170 * doc/tm.texi (RANGE_TEST_NON_SHORT_CIRCUIT): Document.
2172 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Define.
2174 2003-04-22 Aldy Hernandez <aldyh@redhat.com>
2176 * config/rs6000/t-spe: Merge in t-fprules into file.
2178 * config.gcc: Add t-spe to powerpc-eabispe.
2180 2003-04-22 Kean Johnston <jkj@sco.com>
2182 * tlink.c (recompile_files): Add missing '=' to putenv calls
2184 2003-04-22 Nathan Sidwell <nathan@codesourcery.com>
2186 * ginclude/stddef.h: Provide C++ safe offsetof.
2188 2003-04-22 J"orn Rennecke <joern.rennecke@superh.com>
2190 * function.c (purge_addressof_1): In (mem (addressof (reg))) case
2191 for reg notes, if there are no substitutions, just use a SUBREG.
2193 2003-04-21 Mark Mitchell <mark@codesourcery.com>
2195 * Makefile.in (calls.o): Depend on except.h.
2196 * calls.c: Include except.h.
2197 (emit_call_1): Call note_eh_region_may_contain_throw if
2198 appropriate.
2199 * except.c (eh_region): Add may_contain_throw.
2200 (expand_eh_region_end_cleanup): Do not include handler code when
2201 it cannot be reached.
2202 (note_eh_region_may_contain_throw): New function.
2203 * except.h (note_eh_region_may_contain_throw): New function.
2205 2003-04-21 Mark Mitchell <mark@codesourcery.com>
2207 * config/i386/winnt.c (i386_pe_mark_dllimport): Revert previous
2208 changes.
2210 2003-04-21 Aldy Hernandez <aldyh@redhat.com>
2212 * config/rs6000/rs6000.c (rs6000_override_options): No SPE means
2213 64-bit long doubles.
2215 2003-04-21 Olivier Hainque <hainque@act-europe.fr>
2217 * fold-const.c (fold, case PLUS_EXPR and case MULT_EXPR): Restore
2218 a number of conversions required for type consistency and previously
2219 stripped off by STRIP_NOPS.
2221 * calls.c (expand_call): Prevent sibcall optimization for calls to
2222 nested subprograms.
2224 * expmed.c (extract_bit_field): Reverse operands of && condition to
2225 prevent a potential division by zero in the previously first branch.
2226 * config/pa/pa.md (extv, extzv): FAIL if the bitfield length is zero.
2228 2003-04-21 Joel Brobecker <brobecker@gnat.com>
2230 * dwarf2out.c (is_ada, is_ada_subrange_type): New functions.
2231 (subrange_type_die): Likewise.
2232 (modified_type_die): Emit a subrange_type DIE for Ada subrange types.
2233 (is_c_family, is_cxx, is_java, is_fortran): Return bool and clean up.
2235 2003-04-21 Nathan Sidwell <nathan@codesourcery.com>
2237 Break out coverage routines to new file.
2238 * Makefile.in (COVERAGE_H): New variable
2239 (C_OBJS): Add coverage.o
2240 (coverage.o): New target.
2241 (profile.o, loop-init.o, sched-ebb.o, predict.o, tracer.o): Adjust
2242 dependencies.
2243 (GTFILES): Adjust.
2244 (gt-coverage.h): New target.
2245 (gt-profile.h): Remove.
2246 * profile.h: Remove. Move to ...
2247 * coverage.h: ... here. New. #include gcov-io.h.
2248 * gcov-io.h: Move function definitions to ...
2249 * gcov-io.c: ... here. New.
2250 * profile.c: Move coverage routines to coverage.c.
2251 (instrument_edges, get_exec_counts, branch_prob, init_branch_prob,
2252 end_branch_prob): Adjust.
2253 * coverage.c: New. Coverage routines from profile.c
2254 (coverage_counter_ref, coverage_init, coverage_finish,
2255 coverage_end_function, coverage_begin_output,
2256 coverage_counter_ref, get_coverage_counts): Define.
2257 * gcov-dump.c, gcov.c: #include gcov-io.c.
2258 * libgcov.c: Likewise. Adjust.
2259 * loop-init.c: Don't #include profile.h
2260 * tracer.c, predict.c, sched-ebb.c: Adjust #includes.
2261 * rtl.h: Add coverage prototypes.
2262 * toplev.c (compile_file): Init coverage, not branch_prob.
2263 Always call coverage_finish.
2264 (rest_of_compilation): Call coverage_end_function.
2266 2003-04-21 Matt Kraai <kraai@alumni.cmu.edu>
2268 * config/rs6000/rs6000.md (*movsf_softfloat): Add "h" <- "0" case.
2270 2003-04-21 Neil Booth <neil@daikokuya.co.uk>
2272 * c-ppoutput.c (cb_include): Don't take a cpp_token.
2273 * cppfiles.c: Don't undef strcmp.
2274 (find_include_file): Don't take a cpp_token. Check for empty
2275 file names.
2276 (_cpp_execute_include, _cpp_compare_file_date): Don't take a cpp_token.
2277 (cpp_push_include): Simplify.
2278 * cpphash.h (_cpp_execute_include, _cpp_compare_file_date): Update.
2279 * cpplib.c (glue_header_name): Return the file name, not a cpp_token.
2280 (parse_include): Similary. Don't check for zero-length filenames.
2281 (do_include_common, do_pragma_dependency): Update accordingly.
2282 * cpplib.h (struct cpp_callbacks): Change prototype of include.
2284 2003-04-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2286 * doc/rtl.texi (RTX_UNCHANGING_P): Point to true_dependence for
2287 details of conflict handling.
2289 * fold-const.c (extract_muldiv, case CONVERT_EXPR): Detect case
2290 when conversion overflows.
2292 * stor-layout.c (layout_decl): Don't set DECL_SIZE_UNIT if already set.
2294 * expr.c (store_constructor): Set RTX_UNCHANGING_P if readonly_field_p
2295 before clearing.
2297 2003-04-21 Mark Mitchell <mark@codesourcery.com>
2299 * config/i386/winnt.c (i386_pe_mark_dllimport): Make the new RTL
2300 have the same form as the old RTL.
2302 2003-04-21 Andreas Jaeger <aj@suse.de>
2304 * cppcharset.c (_cpp_valid_ucn): Cast field precision to int.
2306 2003-04-20 Chris Lattner <sabre@nondot.org>
2307 Zack Weinberg <zack@codesourcery.com>
2309 * c-common.h, c-semantics.c: Rename genrtl_decl_cleanup to
2310 genrtl_cleanup_stmt. Correct comment at head of
2311 genrtl_cleanup_stmt (no such thing as a DECL_CLEANUP).
2313 * stmt.c (struct nesting): Kill n_function_calls.
2314 (expand_start_bindings): Don't set
2315 thisblock->data.block.n_function_calls.
2316 (expand_end_bindings): Compare function_call_count against 0.
2317 (expand_cleanups): Kill DONT_DO argument; all callers passed
2318 NULL_TREE. All callers updated to match.
2320 2003-04-20 Zack Weinberg <zack@codesourcery.com>
2322 * varasm.c (struct deferred_constant, defer_addressed_constants_flag)
2323 (defer_addressed_constants, output_deferred_addressed_constants): Kill.
2324 (output_constant_def): Remove code predicated on
2325 defer_addressed_constants_flag.
2327 * output.h: Remove prototypes of deleted functions.
2328 * c-typeck.c (constructor_subconstants_deferred): Kill.
2329 (struct initializer_stack): Remove 'deferred' field.
2330 (start_init): Remove all references to the above.
2331 (finish_init): Likewise. Also remove never-executed call to
2332 output_deferred_addressed_constants. Pull assignment to
2333 defstr out of if expression.
2335 2003-04-20 Neil Booth <neil@daikokuya.co.uk>
2337 * cpphash.h (NOTE_ESC_NL, NOTE_ESC_SPACE_NL, NOTE_TRIGRAPH,
2338 NOTE_NEWLINE): Remove.
2339 * cpplex.c (_cpp_clean_line, _cpp_process_line_notes): Update
2340 to handle new form of line note type.
2342 2003-04-20 Zack Weinberg <zack@codesourcery.com>
2344 * target.h (encode_section_info): Add new argument carrying
2345 the RTL to be modified by the hook.
2347 * varasm.c (make_decl_rtl, output_constant_def): Update calls
2348 to encode_section_info.
2349 (default_encode_section_info): Take and use RTL argument,
2350 don't use TREE_CST_RTL or DECL_RTL.
2351 * output.h: Update prototype of default_encode_section_info.
2352 * config/darwin.h (ASM_DECLARE_OBJECT_NAME)
2353 (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL):
2354 Update calls to encode_section_info.
2356 * config/darwin.c, config/arm/arm.c, config/arm/pe.c
2357 * config/h8300/h8300.c, config/i386/winnt.c, config/m32r/m32r.c
2358 * config/m68hc11/m68hc11.c, config/m88k/m88k.c, config/mcore/mcore.c
2359 * config/mips/mips.c, config/mmix/mmix.c, config/pa/pa.c
2360 * config/romp/romp.c, config/rs6000/rs6000.c, config/s390/s390.c
2361 * config/v850/v850.c (TARGET_ENCODE_SECTION_INFO definitions):
2362 Take and use RTL argument, don't use TREE_CST_RTL or DECL_RTL,
2363 except for PE dllimport/dllexport. Update calls to
2364 default_encode_section_info.
2366 * config/darwin-protos.h, config/arm/arm-protos.h, config/i386-protos.h:
2367 Update prototypes.
2369 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update.
2371 2003-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2373 PR/8705
2374 * pa.md (movccfp): New expander.
2375 (setccfp0, setccfp1): Rename to movccfp0 and movccfp1, respectively.
2376 Reverse fcmp conditions.
2378 2003-04-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2380 * config/avr/avr.md (*cmpqi_sign_extend): Handle negative values
2381 of operand 1 correctly.
2383 2003-04-20 Nathan Sidwell <nathan@codesourcery.com>
2385 * cpplex.c (_cpp_lex_direct): Set BOL for CPP_EOF tokens.
2386 * gcov.c (output_lines): Don't be so fussy about going past EOF.
2388 2003-04-20 Neil Booth <neil@daikokuya.co.uk>
2390 * Makefile.in (LIBCPP_OBJS): Add cppcharset.o.
2391 (cppcharset.o): New target.
2392 * c-lex.c (is_extended_char): Move to cppcharset.c.
2393 (utf8_extend_token): Delete.
2394 * cppcharset.c: New file.
2395 * cpphash.h (_cpp_valid_ucn): New.
2396 * cpplex.c (lex_identifier): Update prototype.
2397 (continues_identifier_p): Rename forms_identifier_p. Handle UCN
2398 escapes.
2399 (maybe_read_ucs): Rename maybe_read_ucn. Update to use code
2400 in cppcharset.c.
2401 (lex_number, lex_identifier, cpp_parse_escape): Update.
2402 (_cpp_lex_direct): Update to handle UCNs.
2403 (cpp_avoid_paste): Don't paste to form a UCN.
2405 2003-04-19 Roger Sayle <roger@eyesopen.com>
2407 * builtins.c (expand_builtin): Don't expand a pure or const
2408 built-in function if the result will be ignored and none of
2409 its arguments are volatile.
2411 2003-04-19 Kean Johnston <jkj@sco.com>
2413 * unwind-dw2.c (_Unwind_GetCFA): cast return to avoid warning
2414 * config.gcc: make SCO use dbxelf.h and elfos.h; only use one
2415 target fragment now: t-sco5; dont compile crti.o.
2416 * config/i386/sco5.h: major overhaul to remove all COFF remnants
2417 and to use elfos.h for most definitions.
2418 (BSS_SECTION_ASM_OP): set correct segment attributes.
2419 (PREFERED_DEBUGGING_TYPE): set to DWARF-2.
2420 (DWARF2_UNWIND_INFO): Always set to 1.
2421 (MD_STARTFILE_PREFIX): Make /usr/gnu/lib the default.
2422 (MD_STARTFILE_PREFIX_1): Define.
2423 (MD_EXEC_PREFIX): Adjust to /usr/gnu/bin if using GAS.
2424 (DEFAULT_LINKER): Define if not specified to configure.
2425 (CTORS_SECTION_ASM_OP): Remove COFF crud.
2426 (DTORS_SECTION_ASM_OP): Remove COFF crud.
2427 (WINT_TYPE): Define.
2428 (SDB_DEBUGGING_INFO): Remove.
2429 (EXTRA_SECTIONS): Likewise.
2430 (EXTRA_SECTION_FUNCTIONS): Likewise.
2431 (CTOR_LIST_BEGIN): Likewise.
2432 (CTOR_LIST_END): Likewise.
2433 (INIT_SECTION_FUNCTION): Likewise.
2434 (FINI_SECTION_FUNCTION): Likewise.
2435 (SUBTARGET_FRAME_POINTER_REQUIRED): Likewise.
2436 (LOCAL_LABEL_PREFIX): Likewise.
2437 (NON_SAVING_SETJMP): Likewise.
2438 (RETURN_POPS_ARGS): Likewise.
2439 (ASM_OUTPUT_SKIP): Likewise.
2440 (TARGET_ASM_NAMED_SECTION): Likewise.
2441 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2442 (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2443 (ASM_OUTPUT_IDENT): Likewise.
2444 (ASM_OUTPUT_CASE_LABEL): Likewise.
2445 (ASM_OUTPUT_ASCII): Likewise.
2446 (ASM_OUTPUT_LIMITED_STRING): Likewise.
2447 (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
2448 (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
2449 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2450 (ASM_FINISH_DECLARE_OBJECT): Likewise.
2451 (ASM_DECLARE_OBJECT_NAME): Likewise.
2452 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2453 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2454 (ASM_DECLARE_RESULT): Likewise.
2455 (ASM_WEAKEN_LABEL): Likewise.
2456 (SUPPORTS_WEAK): Likewise.
2457 (APPLY_RESULT_SIZE): Likewise.
2458 (LPREFIX): Likewise.
2459 (ALIGN_ASM_OP): Likewise.
2460 (ASCII_DATA_ASM_OP): Likewise.
2461 (IDENT_ASM_OP): Likewise.
2462 (ASM_SHORT): Likewise.
2463 (ASM_LONG): Likewise.
2464 (TYPE_ASM_OP): Likewise.
2465 (SIZE_ASM_OP): Likewise.
2466 (STRING_ASM_OP): Likewise.
2467 (SKIP_ASM_OP): Likewise.
2468 (EH_FRAME_SECTION_ASM_OP): Likewise.
2469 (READONLY_DATA_SECTION_ASM_OP): Likewise.
2470 (INIT_SECTION_ASM_OP): Likewise.
2471 (FINI_SECTION_ASM_OP): Likewise.
2472 (TEXT_SECTION_ASM_OP): Likewise.
2473 (DATA_SECTION_ASM_OP): Likewise.
2474 (TYPE_OPERANT_FORMAT): Likewise.
2475 (ASM_SPEC): Remove COFF code.
2476 (STARTFILE_SPEC): Likewise. Always use crti.o; add -p and -pp support;
2477 cause -pg to emit an error; use pcrt1elf.o with -pp
2478 (ENDFILE_SPEC): Likewise.
2479 (TARGET_OS_CPP_BUILTINS): Add _SCO_DS_LL.
2480 (CPP_SPEC): Remove COFF crud; always look in /usr/gnu/include first.
2481 (LINK_SPEC): Remove COFF crud; use -E for environment switch not -R;
2482 add -z alt_resolve to support weak symbols the way GCC wants them.
2483 (LIB_SPEC): Use the profiler libraries in -p or -pp mode.
2484 (LIBGCC_SPEC): Dont use -lgcc in -G mode.
2485 (ASM_PREFERED_EH_DATA_FORMAT): Remove.
2486 * config/i386/t-sco5 (TARGET_LIBGCC2_CFLAGS): Remove.
2487 (CRTSTUFF_T_CFLAGS_S): Define.
2488 (MULTILIB_OPTIONS): Likewise.
2489 (MULTILIB_DIRNAMES): Likewise.
2490 (MULTILIB_MATCHES): Likewise.
2491 (MULTILIB_EXTRA_OPTS): Likewise.
2492 (LIBGCC): Likewise.
2493 (INSTALL_LIBGCC): Likewise.
2494 (crti.o): Remove.
2495 * config/i386/t-sco5gas: Remove.
2496 * doc/install.texi: Updated for new OpenServer instructions.
2497 * testsuite/gcc.dg/nest.c: Allow failure on SCO (-pg not supported)
2499 2003-04-19 Kean Johnston <jkj@sco.com>
2501 * fixinc/check.tpl: Allow user to over-ride diff program.
2502 * fixinc/inclhack.def: Removed extraneous #ifndef SVR5.
2503 (sco_math): Added test for SCO math header files.
2504 (sco_regset): Added check for conflicts with ieeefp.h.
2505 (svr4_disable_opt): Removed extraneous #ifdef SVR4.
2506 * fixinc/fixincl.x: Regenerated
2507 * fixinc/tests/base/math.h: Added sco_math tests.
2508 * fixinc/tests/base/string.h: New file.
2509 * fixinc/tests/base/sys/regset.h: New file.
2511 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2513 * cpphash.h (struct cpp_buffer): Remove backup_to.
2514 * cpplex.c (BACKUP, get_effective_char): Die.
2515 (_cpp_skip_block_comment): Assume '*' is location on entry.
2516 (continues_identifier_p): Respect -fno-dollars-in-identifiers.
2517 (IF_NEXT_IS): Update.
2518 (_cpp_lex_direct): Don't use backup_to; look ahead directly.
2520 2003-04-19 Matt Kraai <kraai@alumni.cmu.edu>
2522 * README.Portability: Move to a new section and obsolete K+R
2523 portability issues.
2525 Sat Apr 19 14:56:17 CEST 2003 Jan Hubicka <jh@suse.cz>
2527 * rtlanal.c (subreg_offset_representable_p): Fix call of
2528 subreg_lowpart.
2530 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2532 * cpphash.h (struct cpp_reader): New member warned_dollar.
2533 * cpplex.c (continues_identifier_p): New function.
2534 (parse_identifier, parse_number, parse_string): Rename lex_identifer,
2535 lex_number and lex_string, and simplify.
2536 (parse_slow, unescaped_terminator_p): Die.
2537 (_cpp_lex_direct): Update.
2539 2003-04-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2541 * calls.c (expand_call): Provide init for old_stack_pointer_delta.
2543 2003-04-19 Nathan Sidwell <nathan@codesourcery.com>
2545 * doc/invoke.texi (-fprofile-arcs): Mention -lgcov, locking and
2546 fork behaviour.
2548 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2550 * cppexp.c (eval_token): Permit true and false even if pedantic.
2552 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2554 * cpplex.c (skip_whitespace): Rearrange to avoid stage1 ICE.
2556 2003-04-19 Neil Booth <neil@daikokuya.co.uk>
2558 * cppfiles.c (ENABLE_VALGRIND_CHECKING, VALGRIND_DISCARD,
2559 MMAP_THRESHOLD, TEST_THRESHOLD, SHOULD_MMAP): Remove.
2560 (struct include_file): Remove fefcnt, mapped members.
2561 (open_file, stack_include_file, _cpp_pop_file_buffer): Disable caching.
2562 (read_include_file): Don't use mmap, terminate buffers in '\r'.
2563 (purge_cache): Don't use munmap.
2564 * cpphash.h (CPP_BUF_COLUMN): Update.
2565 (lexer_state): Remove lexing_comment.
2566 (struct _cpp_line_note): New.
2567 (struct cpp_buffer): New members cur_note, notes_used, notes_cap,
2568 next_line and need_line. Remove col_adjust and saved_flags.
2569 (_cpp_process_line_notes, _cpp_clean_line, _cpp_get_fresh_line,
2570 _cpp_skip_block_comment, scan_out_logical_line): New.
2571 (_cpp_init_mbchar): Remove.
2572 * cppinit.c (init_library): Remove call to _cpp_init_mbchar.
2573 (cpp_read_main_file): Set line to 1 earlier.
2574 (post_options): -traditional-cpp doesn't want trigraphs.
2575 * cpplex.c (MULTIBYTE_CHARS): Remove code predicated on this.
2576 (add_line_note, _cpp_clean_line, _cpp_process_line_notes,
2577 _cpp_get_fresh_line): New.
2578 (handle_newline, skip_escaped_newlines, trigraph_p,
2579 continue_after_nul, _cpp_init_mbchar): Remove.
2580 (get_effective_char): Update.
2581 (_cpp_skip_block_comment): Rename from skip_block_comment, simplify.
2582 (skip_line_comment): Simplify.
2583 (skip_whitespace, parse_identifier, parse_slow, parse_number,
2584 parse_string): Update.
2585 (cpp_lex_direct): Use clean lines and process line notes. Update.
2586 (cpp_interpret_charconst): No MULTIBYTE_CHARS.
2587 * cpplib.c (prepare_directive_trad): Call scan_out_logical_line
2588 directly.
2589 (_cpp_handle_directive): Don't set saved_flags.
2590 (run_directive, destringize_and_run, cpp_define, cpp_define_builtin,
2591 cpp_undef, handle_assertion, cpp_push_buffer): Update.
2592 (_cpp_pop_buffer): Free notes.
2593 * cppmacro.c (builtin_macro, paste_tokens): \n terminate buffer.
2594 * cpppch.c (cpp_read_state): \n terminate buffer.
2595 * cpptrad.c (skip_escaped_newlines, handle_newline): Remove.
2596 (copy_comment): Use _cpp_skip_block_comment.
2597 (skip_whitespace, lex_identifier, _cpp_read_logical_line_trad):
2598 Simplify.
2599 (_cpp_overlay_buffer, _cpp_remove_overlay, push_replacement_text,
2600 save_replacement_text): Update.
2601 (scan_out_logical_line): Update to use clean lines and process
2602 line notes.
2603 * fix-header.c (read_scan_file): Update.
2605 2003-04-18 Douglas B Rupp <rupp@gnat.com>
2607 * unwind-dw2-fde.c (__register_frame_info_bases): Check for
2608 null begin parameter (as well as pointer to null).
2609 (__deregister_frame_info_bases): Likewise.
2611 2003-04-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2613 * function.c (purge_addressof_1): For ADDRESSOF, see if SUB is a
2614 hard or virtual register and copy into pseudo if replacement fails.
2616 * cfgcleanup.c (flow_find_cross_jump): Use INSN_P, not active_insn_p.
2618 * expmed.c (mask_rtx): Avoid undefined shifts for BITSIZE of 0.
2620 2003-04-18 Olivier Hainque <hainque@act-europe.fr>
2622 * calls.c (expand_call): Move special case for constructor calls
2623 to right place. Ensures constructor calls used to initialize
2624 arguments get a clean outgoing argument block for themselves.
2625 Move check for stack deallocation completeness until after last
2626 deallocation. Add stack_pointer_delta to set of state
2627 variables saved and restored along with current stack_level.
2629 * integrate.c (expand_inline_function): Ensure non-const actuals
2630 don't end up const in the caller's flow after conversion to possibly
2631 const formal type.
2633 2003-04-18 Vincent Celier <celier@gnat.com>
2635 * dwarf2out.c (loc_descriptor_from_tree): Treat all *_MOD_EXPR
2636 and *_DIV_EXPR as TRUNC_*_EXPR.
2638 2003-04-18 Mark Mitchell <mark@codesourcery.com>
2640 * cfgrtl.c (try_redirect_by_replacing_jump): Create a basic block
2641 for orphaned jump tables.
2643 2003-04-18 Kazu Hirata <kazu@cs.umass.edu>
2645 * reload1.c: Revert my previous patch on 2002-04-17.
2647 2003-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2649 * doc/contrib.texi (Contributors): Prefer "bug fix" over "bugfix".
2650 Add Segher Boessenkool.
2652 2003-04-18 Alexander Sotirov <sluncho@mirizma.org>
2654 PR c/9177
2655 * c-decl.c (c_expand_body): Don't garbage collect the function
2656 body if we are going to dump it later.
2658 2003-04-18 Richard Henderson <rth@redhat.com>
2660 * config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): Remove.
2661 (alpha_end_function): Don't set them.
2662 (decl_in_text_section): Remove.
2663 (alpha_encode_section_info): Remove.
2664 (samegp_function_operand): Use SYMBOL_REF LOCAL_P and EXTERNAL_P.
2665 (direct_call_operand): Use SYMBOL_REF_DECL and compare actual
2666 sections, rather than decl_in_text_section results.
2668 2003-04-18 Roger Sayle <roger@eyesopen.com>
2670 * rtlanal.c (reg_overlap_mentioned_p): Handle ZERO_EXTRACT
2671 and SIGN_EXTRACT.
2673 2003-04-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2675 PR optimization/7675
2676 * c-typeck.c (build_external_ref): Set the DECL_NONLOCAL flag
2677 on VAR_DECL, PARM_DECL and FUNCTION_DECL from within
2678 nested functions if they refer to declarations from parent functions.
2679 * stmt.c (expand_decl): Don't put automatic variables in registers
2680 if the DECL_NONLOCAL flag is set.
2682 2003-04-18 Hans-Peter Nilsson <hp@bitrange.com>
2684 * gcse.c (compute_ld_motion_mems): For MEM destinations, only
2685 consider those to be movable where the source matches
2686 want_to_gcse_p.
2687 (update_ld_motion_stores): In comment, refer to
2688 compute_ld_motion_mems for validity of replacement.
2690 Fri Apr 18 01:28:51 CEST 2003 Jan Hubicka <jh@suse.cz>
2692 * gcov-dump.c (tag_summary): Remove max_sum
2693 * gcov-io.h (gcov_summary, gcov_write_summary,
2694 gcov_read_summary): Kill max_sum.
2695 * libgcov.c (gcov_exit): Do one pass over the data. Make error
2696 message more verbose.
2698 * emit-rtl.c (subreg_hard_regno): Check that register is
2699 representable.
2701 * reload.c (reload_inner_reg_of_subreg): When register is not
2702 representable, reload the whole thing.
2703 (find_reloads): Likewsie.
2704 * rtlanal.c (subreg_representable_p): New function.
2706 * profile.c (compute_branch_probabilities): Cleanup sanity checking;
2707 allow negative probabilities for edges from the call to exit.
2708 (branch_prob): Do not add fake edges for functions that may return
2709 twice.
2711 2003-04-17 DJ Delorie <dj@redhat.com>
2713 * toplev.c (target_options): Add value field.
2714 (set_target_switch): Handle target options with values.
2715 * doc/tm.texi: Document how fixed vs variable target
2716 options work.
2717 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
2718 config/c4x/c4x.h, config/cris/aout.h, config/cris/cris.h,
2719 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
2720 config/frv/frv.h, config/i386/i386.h, config/ia64/ia64.h,
2721 config/m32r/m32r.h, config/m68hc11/m68hc11.h,
2722 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
2723 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa.h,
2724 config/rs6000/rs6000.h, config/rs6000/sysv4.h,
2725 config/s390/s390.h, config/sparc/sparc.h, config/v850/v850.h:
2726 Add value initializer to target options.
2728 2003-04-07 Loren James Rittle <ljrittle@acm.org>
2730 * cpppch.c (cpp_valid_state): Unconditionally initialize nl.
2732 2003-04-17 Kazu Hirata <kazu@cs.umass.edu>
2734 * reload1.c (move2add_last_cc0): New.
2735 (reload_cse_move2add): Detect implicit sets.
2736 (move2add_note_store): Notice a store into cc0.
2738 2003-04-17 Roger Sayle <roger@eyesopen.com>
2740 PR c/10375
2741 * c-decl.c (duplicate_decls): Preserve "const" and "noreturn"
2742 function attributes.
2744 2003-04-17 Janis Johnson <janis187@us.ibm.com>
2746 * doc/sourcebuild.texi (Test Suites): Document support for testing
2747 binary compatibility (moved from testsuite/README.compat).
2749 2003-04-17 Richard Henderson <rth@redhat.com>
2751 * config/ia64/ia64.c (ia64_in_small_data_p): Disallow strings.
2753 2003-04-17 Simon Law <sfllaw@engmail.uwaterloo.ca>
2755 * doc/include/gpl.texi: Fix double-spacing after "MA" to match
2756 the one provided by the FSF.
2758 2003-04-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2760 * doc/install.texi (Binaries): Update URL and list of platforms
2761 provided by ftp.thewrittenword.com.
2763 2003-04-17 Richard Henderson <rth@redhat.com>
2765 * config/xtensa/xtensa.c (xtensa_encode_section_info): Remove.
2766 (call_insn_operand): Use SYMBOL_REF_LOCAL_P.
2767 * config/xtensa/xtensa.md (call, call_value): Likewise.
2769 2003-04-17 Richard Henderson <rth@redhat.com>
2771 * config/v850/v850.c (print_operand): Use SYMBOL_REF_[ZST]DA.
2772 (print_operand_address): Likewise.
2773 (ep_memory_operand): Likewise.
2774 (special_symbolref_operand): Likewise.
2775 (v850_encode_data_area): Use SYMBOL_REF_FLAGS.
2776 (v850_encode_section_info): Call default_encode_section_info.
2777 (v850_strip_name_encoding): Remove.
2778 * config/v850/v850.h (EXTRA_CONSTRAINT): Use SYMBOL_REF_[ZST]DA.
2779 (ASM_OUTPUT_LABELREF): Remove.
2780 (ZDA_NAME_FLAG_CHAR, ZDA_NAME_P): Remove.
2781 (SDA_NAME_FLAG_CHAR, SDA_NAME_P): Remove.
2782 (TDA_NAME_FLAG_CHAR, TDA_NAME_P): Remove.
2783 (ENCODED_NAME_P): Remove.
2784 (SYMBOL_FLAG_ZDA, SYMBOL_REF_ZDA_P): New.
2785 (SYMBOL_FLAG_SDA, SYMBOL_REF_SDA_P): New.
2786 (SYMBOL_FLAG_TDA, SYMBOL_REF_TDA_P): New.
2788 2003-04-17 Richard Henderson <rth@redhat.com>
2790 * config/stormy16/stormy16.c (xstormy16_encode_section_info): Kill.
2791 * config/stormy16/stormy16.h (ASM_OUTPUT_SYMBOL_REF): Use
2792 SYMBOL_REF_FUNCTION_P.
2794 2003-04-17 Richard Henderson <rth@redhat.com>
2796 * config/sparc/sparc.c (sparc_encode_section_info): Remove.
2797 (data_segment_operand): Use SYMBOL_REF_FUNCTION_P.
2798 (text_segment_operand): Likewise.
2800 2003-04-17 Richard Henderson <rth@redhat.com>
2802 * config/sh/sh.c (gen_datalabel_ref): Don't add SH_DATALABEL_ENCODING.
2803 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
2804 (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
2805 (sh_encode_section_info): Remove.
2806 (sh_strip_name_encoding): Remove.
2807 * config/sh/sh.h (SH_DATALABEL_ENCODING): Remove.
2808 (DATALABEL_SYMNAME_P, STRIP_DATALABEL_ENCODING): Remove.
2809 (SH_TLS_ENCODING, TLS_SYMNAME_P, STRIP_TLS_ENCODING): Remove.
2810 (ASM_OUTPUT_LABELREF): Remove.
2811 (ASM_OUTPUT_SYMBOL_REF): Use SYMBOL_REF_FUNCTION_P.
2812 * config/sh/sh.md (*): Use SYMBOL_REF_LOCAL_P.
2814 2003-04-17 Richard Henderson <rth@redhat.com>
2816 * config/s390/s390.c (SYMBOL_FLAG_ALIGN1): New.
2817 (tls_model_chars): Remove.
2818 (larl_operand): Use SYMBOL_REF_FLAGS.
2819 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
2820 (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
2821 (s390_output_mi_thunk): Likewise.
2822 (s390_emit_prologue): Set SYMBOL_FLAG_LOCAL as needed.
2823 (s390_function_profiler): Likewise.
2824 (s390_encode_section_info): Use default_encode_section_info
2825 and SYMBOL_FLAG_ALIGN1.
2826 (s390_strip_name_encoding): Remove.
2827 * config/s390/s390.h (ASM_OUTPUT_LABELREF): Remove.
2828 * config/s390/s390.md (call, call_value): Use SYMBOL_REF_LOCAL_P.
2829 (builtin_setjmp_receiver): Set SYMBOL_FLAG_LOCAL as needed.
2831 2003-04-17 Richard Henderson <rth@redhat.com>
2833 * config/ns32k/ns32k.c (ns32k_encode_section_info): Remove.
2834 (global_symbolic_reference_mentioned_p): Use SYMBOL_REF_LOCAL_P.
2835 (print_operand_address): Likewise.
2837 * config/ns32k/ns32k.h (CANNOT_CHANGE_MODE_CLASS): Add CLASS argument.
2838 * config/ns32k/ns32k.c (expand_block_move): Don't check
2839 flag_unroll_loops.
2841 2003-04-17 Richard Henderson <rth@redhat.com>
2843 * config/mcore/mcore.c (mcore_encode_section_info): Don't set
2844 SYMBOL_REF_FLAG.
2846 2003-04-17 Richard Henderson <rth@redhat.com>
2848 * rtl.h (SYMBOL_FLAG_MACH_DEP_SHIFT): New.
2850 * config/m32r/m32r.c (SYMBOL_FLAG_MODEL_SHIFT): New.
2851 (SYMBOL_REF_MODEL): New.
2852 (LIT_NAME_P): Move from m32r.h.
2853 (m32r_select_section): Remove.
2854 (m32r_encode_section_info): Use SYMBOL_REF_FLAGS.
2855 (m32r_strip_name_encoding): Remove.
2856 (m32r_in_small_data_p): New.
2857 (small_data_operand): Use SYMBOL_REF_SMALL_P.
2858 (addr24_operand): Use SYMBOL_REF_MODEL.
2859 (call26_operand): Likewise.
2860 (addr32_operand): Tidy.
2861 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
2862 * config/m32r/m32r.h (RODATA_SECTION_ASM_OP): Remove.
2863 (SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Remove.
2864 (READONLY_DATA_SECTION_ASM_OP): Remove.
2865 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
2866 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Remove.
2867 (TARGET_ASM_SELECT_SECTION): Remove.
2868 (SDATA_FLAG_CHAR, MEDIUM_FLAG_CHAR, LARGE_FLAG_CHAR): Remove.
2869 (SDATA_NAME_P, SMALL_NAME_P, MEDIUM_NAME_P): Remove.
2870 (LARGE_NAME_P, ENCODED_NAME_P): Remove.
2871 (ASM_OUTPUT_LABELREF): Remove.
2873 2003-04-17 Richard Henderson <rth@redhat.com>
2875 * config/ip2k/ip2k.c (is_regfile_address): Use SYMBOL_REF_FUNCTION_P.
2876 (encode_section_info): Remove.
2877 * config/ip2k/ip2k-protos.h: Update.
2879 2003-04-17 Richard Henderson <rth@redhat.com>
2881 * varasm.c (default_encode_section_info): Don't set
2882 SYMBOL_FLAG_EXTERNAL if not TREE_PUBLIC.
2883 * config/i370/i370.c (i370_encode_section_info): Remove.
2884 * config/i370/i370.h (CONSTANT_ADDRESS_P): Use SYMBOL_REF_EXTERNAL_P.
2885 (PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Likewise.
2886 * config/i370/i370.md (movsi): Likewise.
2888 * config/i370/t-i370: Add missing backslash.
2890 2003-04-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2892 * doc/invoke.texi (inline-limit): Fix pasto.
2894 2003-04-17 Richard Henderson <rth@redhat.com>
2896 * config/h8300/h8300.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): New.
2897 (small_call_insn_operand): Use it.
2898 (SYMBOL_FLAG_EIGHTBIT_DATA): New.
2899 (h8300_eightbit_constant_address_p): Use it.
2900 (SYMBOL_FLAG_TINY_DATA): New.
2901 (h8300_tiny_constant_address_p): Use it.
2902 (h8300_encode_label, h8300_strip_name_encoding): Remove.
2903 (h8300_encode_section_info): Set SYMBOL_REF_FLAGS.
2904 * config/h8300/h8300.h (TINY_DATA_NAME_P): Remove.
2905 (ASM_OUTPUT_LABELREF): Remove.
2907 2003-04-16 Richard Henderson <rth@redhat.com>
2909 * config/frv/frv.c (symbol_ref_small_data_p): Remove. Replace
2910 all users with SYMBOL_REF_SMALL_P.
2911 (const_small_data_p): Use SYMBOL_REF_SMALL_P.
2912 (frv_encode_section_info): Remove.
2913 (frv_strip_name_encoding): Remove.
2914 (frv_in_small_data_p): Merge tests from encode_section_info.
2915 (frv_print_operand): Use '@' not SDATA_FLAG_CHAR.
2916 * config/frv/frv.h (SDATA_FLAG_CHAR): Remove.
2917 (SDATA_NAME_P): Remove.
2918 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use SIZE not SDATA_NAME_P.
2919 (ASM_OUTPUT_LABELREF): Remove.
2920 (PRINT_OPERAND_PUNCT_VALID_P): Use '@' not SDATA_FLAG_CHAR.
2922 * config/frv/frv.c (frv_asm_out_constructor): New.
2923 (frv_asm_out_destructor): New.
2924 * config/frv/frv.h (CTORS_SECTION_ASM_OP): New.
2925 (DTORS_SECTION_ASM_OP): New.
2926 (ASM_OUTPUT_CONSTRUCTOR): Remove.
2927 (ASM_OUTPUT_DESTRUCTOR): Remove.
2929 2003-04-16 Richard Henderson <rth@redhat.com>
2931 * config/cris/cris.c (cris_gotless_symbol, cris_got_symbol): Use
2932 SYMBOL_REF_LOCAL_P; abort if not pic.
2933 (cris_encode_section_info): Remove.
2935 2003-04-16 Richard Henderson <rth@redhat.com>
2937 * config/c4x/c4x.c (c4x_encode_section_info): Remove.
2938 (c4x_T_constraint): Use SYMBOL_REF_FUNCTION_P.
2940 * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Declare
2941 flag_inline_trees.
2943 2003-04-16 Richard Henderson <rth@redhat.com>
2945 * config/avr/avr.c (avr_encode_section_info): Remove.
2946 (avr_insert_attributes): New.
2947 (print_operand_address): Use SYMBOL_REF_FUNCTION_P.
2948 (avr_assemble_integer): Likewise.
2950 2003-04-16 Richard Henderson <rth@redhat.com>
2952 * arc.c (arc_encode_section_info): Remove.
2953 (arc_assemble_integer): Use SYMBOL_REF_FUNCTION_P.
2954 (arc_print_operand, arc_print_operand_address): Likewise.
2955 * arc.h (EXTRA_CONSTRAINT): Likewise.
2957 2003-04-16 Roger Sayle <roger@eyesopen.com>
2959 * c-semantics.c (find_reachable_label): New function to find a
2960 potentially reachable label in an expression.
2961 (expand_unreachable_if_stmt): Similar to expand_if_stmt but
2962 assumes the start of the IF_STMT is unreachable (dead) code.
2963 (expand_unreachable_stmt): Similar to expand_stmt but assumes
2964 the start of the statement list is unreachable (dead) code.
2965 (genrtl_if_stmt): If the controlling expression of the IF
2966 is constant, use expand_unreachable_stmt for the THEN or ELSE
2967 clause as appropriate.
2968 (genrtl_switch_stmt): Use expand_unreachable_stmt to expand
2969 the body of a SWITCH statement.
2970 (expand_stmt): The code immediately following a "return",
2971 "break", "continue" or "goto" is unreachable.
2972 * Makefile.in (c-semantics.o): Depend upon tree-inline.h.
2974 2003-04-16 Richard Henderson <rth@redhat.com>
2976 * rtl.h (MEM_ALIAS_SET): Update documentation.
2977 * doc/rtl.texi (Special Accessors): New node.
2978 (SYMBOL_REF_FLAG): Note relationship with SYMBOL_REF_FLAGS.
2980 2003-04-16 Alexandre Oliva <aoliva@redhat.com>
2982 * reload1.c (reload_cse_noop_set_p): Return false if mode of
2983 SET_DEST is not the same as that returned by...
2984 * cselib.h (cselib_reg_set_mode): ... new function.
2985 * cselib.c (cselib_reg_set_mode): Define it.
2986 (REG_VALUES): Document semantics of first element as set mode.
2987 (cselib_subst_to_values): Skip first element if ELT is NULL.
2988 (cselib_lookup): Likewise. Insert past the first element.
2989 (cselib_invalidate_regno): NULLify first element.
2990 (cselib_record_set): Set first element.
2992 2003-04-16 Olivier Hainque <hainque@act-europe.fr>
2994 * tree.c (skip_simple_arithmetics_at, saved_expr_p): New functions.
2995 (save_expr): Replace loop by call to skip_simple_arithmetics_at.
2996 * tree.h: Add prototypes for the two new functions.
2997 * fold-const.c (fold_binary_op_with_conditional_arg): Replace test
2998 updates introduced in the previous revision by call to saved_expr_p.
2999 * stor-layout.c (put_pending_size): Use skip_simple_arithmetics_at.
3001 * expr.c (store_field): Force usage of bitfield instructions when
3002 the field position requires it, whatever SLOW_UNALIGNED_ACCESS.
3003 (expand_expr, case BIT_FIELD_REF): likewise.
3005 2003-04-16 Mark Mitchell <mark@codesourcery.com>
3007 PR middle-end/8866
3008 * cfgtrl.c (try_redirect_by_replacing_jump): Do not delete
3009 jumptables.
3011 2003-04-16 Richard Henderson <rth@redhat.com>
3013 * config/ia64/ia64.c (sdata_symbolic_operand): Use
3014 SYMBOL_REF_SMALL_P and SYMBOL_REF_LOCAL_P.
3015 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
3016 (function_operand): Use SYMBOL_REF_FUNCTION_P.
3017 (ia64_expand_load_address): Likewise.
3018 (ia64_assemble_integer): Likewise.
3019 (ia64_encode_section_info): Remove.
3020 (ia64_strip_name_encoding): Remove.
3021 * config/ia64/ia64.h (ENCODE_SECTION_INFO_CHAR): Remove.
3022 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't strip it.
3024 2003-04-16 Richard Henderson <rth@redhat.com>
3026 * config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): New.
3027 (samegp_function_operand): Use SYMBOL_FLAG_SAMEGP.
3028 (direct_call_operand): Use SYMBOL_FLAG_NEAR.
3029 (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
3030 (small_symbolic_operand): Use SYMBOL_REF_SMALL_P.
3031 (global_symbolic_operand): Similarly.
3032 (tls_symbolic_operand_1): Use SYMBOL_REF_TLS_MODEL.
3033 (tls_symbolic_operand_type): Likewise.
3034 (alpha_encode_section_info): Use default_encode_section_info.
3035 (alpha_strip_name_encoding): Remove.
3036 (get_tls_get_addr): Split out from ...
3037 (alpha_legitimize_address): ... here.
3038 (alpha_emit_xfloating_libcall): Use init_one_libfunc.
3039 (get_some_local_dynamic_name_1): Use SYMBOL_REF_TLS_MODEL.
3040 (alpha_initialize_trampoline): Use init_one_libfunc.
3041 (alpha_setup_incoming_varargs): Mark unused parameters.
3042 (alpha_initial_elimination_offset): Likewise.
3043 (alpha_end_function): Use SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP.
3044 (unicosmk_unique_section): Use default_strip_name_encoding.
3045 (unicosmk_ssib_name, unicosmk_output_externs): Likewise.
3047 2003-04-16 Aldy Hernandez <aldyh@redhat.com>
3049 * config.gcc: Add t-spe for eabispe.
3051 * config/rs6000/t-spe: New.
3053 2003-04-16 J"orn Rennecke <joern.rennecke@superh.com>
3055 Re-apply this patch:
3057 2002-05-16 Dale Johannesen <dalej@apple.com>
3058 * combine.c (cant_combine_insn_p): Reenable combinations
3059 involving hard regs unless CLASS_LIKELY_SPILLED_P.
3061 2003-04-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3063 PR/10271
3064 * pa-protos.h (function_arg): Remove last argument.
3065 * pa.c (function_arg): Likewise. Use CUMULATIVE_ARGS struct instead.
3066 * pa.h (struct hppa_args): Add member incoming.
3067 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Initialize
3068 member incoming.
3069 (FUNCTION_ARG): Revise call to function_arg.
3070 (FUNCTION_INCOMING_ARG): Delete.
3072 2003-04-15 Zack Weinberg <zack@codesourcery.com>
3074 * configure.in: Unify the code which creates symlinks to a
3075 just-built as, ld, objdump, and nm with the code that detects
3076 their presence for purposes of feature tests.
3077 * configure: Regenerate.
3079 2003-04-15 Zack Weinberg <zack@codesourcery.com>
3081 * varasm.c (output_constant_def): Do not consult
3082 CONSTANT_AFTER_FUNCTION_P. Remove all code predicated on it.
3083 (after_function_constants, output_after_function_constants): Delete.
3084 * doc/tm.texi: Delete documentation of CONSTANT_AFTER_FUNCTION_P.
3085 * config/mips/mips-protos.h, config/mips/mips.c
3086 (mips16_constant_after_function_p): Delete.
3087 * config/mips/mips.h: Delete #if-0-ed definition of
3088 CONSTANT_AFTER_FUNCTION_P.
3089 * config/d30v/d30v.h, config/stormy16/stormy16.h: Remove
3090 mention of CONSTANT_AFTER_FUNCTION_P in comment.
3092 2003-04-15 Geoffrey Keating <geoffk@apple.com>
3094 * tree.c (next_decl_uid): Mark with GTY.
3095 (next_type_uid): Likewise.
3097 2003-04-15 J"orn Rennecke <joern.rennecke@superh.com>
3099 PR target/9594:
3100 * sh.c (barrier_align): Also recognize stuff_delay_slot as
3101 an indicator that a barrier was created by branch splitting.
3103 2003-04-15 Mark Mitchell <mark@codesourcery.com>
3105 * c-decl.c (implicitly_declare): Copy declarations that are going
3106 to be placed in a local scope.
3108 2003-04-15 James A. Morrison <ja2morri@uwaterloo.ca>
3110 * invoke.texi (Spec Files): Wrap if-exists-else example.
3111 (MCore): Remove duplicate @itemx entries and @opindex entries.
3113 2003-04-15 Ulrich Weigand <uweigand@de.ibm.com>
3115 * unwind.inc (_Unwind_Backtrace): New function.
3116 * unwind.h (_Unwind_Backtrace): Declare it.
3117 * libgcc-std.ver (_Unwind_Backtrace): Export it.
3119 2003-04-14 Jason Merrill <jason@redhat.com>
3121 PR middle-end/10336, c++/10401
3122 * jump.c (never_reached_warning): Also stop looking if we reach the
3123 beginning of the function.
3125 2003-04-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3127 PR target/10338
3128 PR bootstrap/10198
3129 PR bootstrap/10140
3130 * fixinc/gnu-regex.c (regerror): Use mempcpy not __mempcpy.
3132 2003-04-15 J"orn Rennecke <joern.rennecke@superh.com>
3134 * i386.md (abssf2_if+1): Make condition agree with abssf2_1 .
3136 2003-04-15 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3138 * optabs.c (expand_binop): In multi-word add cases, ensure
3139 XTARGET is copied to TARGET if they are different.
3141 2003-04-15 Olivier Hainque <hainque@act-europe.fr>
3143 * except.c (resolve_fixup_regions): Avoid dereferencing null pointer
3144 to region, possible after integration of function with unreachable
3145 regions that were optimized away.
3147 2003-04-15 Jakub Jelinek <jakub@redhat.com>
3149 * config/rs6000/rs6000.h (EPILOGUE_USES): Use register 2,
3150 instead of TOC_REGISTER in epilogue in
3151 current_function_calls_eh_return functions.
3153 2003-04-14 Mark Mitchell <mark@codesourcery.com>
3155 * doc/extend.texi (Empty Structures): Correct description of G++'s
3156 handling of these structures.
3158 * c-decl.c (grokdeclarator): Reject extern redeclarations of
3159 static variables.
3161 2003-04-14 Janis Johnson <janis287@us.ibm.com>
3163 * config/rs6000/rs6000.md (define_constants): Define constants for
3164 all UNSPEC usage, including new values for TLS support.
3165 (aux_truncdfsf2, fctiwz, movsi_got, movsi_got_internal,
3166 load_toc_aix_si, load_toc_aix_di, load_toc_v4_pic_si,
3167 load_toc_v4_PIC_1, load_toc_v4_PIC_1b, load_macho_picbase,
3168 macho_correct_pic, blockage, move_from_CR_ov_bit, movesi_from_cr,
3169 stack_tie, movsi_to_cr_one, movsi_to_cr, mtcrfsi, eh_set_lr_si,
3170 eh_set_lr_di): Use them.
3171 * rs6000.c: (mtcrf_operation, uses_TOC, rs6000_emit_prologue,
3172 rs6000_emit_epilogue) Use them.
3174 * rtl.h (SYMBOL_REF_TLS_MODEL): Fix mask value.
3176 2003-04-14 Neil Booth <neil@daikokuya.co.uk>
3178 * Makefile.in (c-opts.o): Use custom action.
3180 2003-04-14 Douglas B Rupp <rupp@gnat.com>
3182 * ifcvt.c (noce_process_if_block): Fail on BLKmode move.
3184 2003-04-14 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3186 * stor-layout.c (layout_type, case ARRAY_TYPE): Add missing code to
3187 handle "superflat arrays" in Ada.
3189 * integrate.c (expand_inline_function): Don't inline if would
3190 lose /u on a BLKmode TARGET.
3192 2003-04-14 Joel Brobecker <brobecker@gnat.com>
3194 * dbxout.c (print_int_cst_bounds_in_octal_p): New function,
3195 extracted from dbxout_type.
3196 (dbxout_range_type): print large bounds in octal format.
3197 (dbxout_type): Replace extracted code by call to
3198 print_int_cst_bounds_in_octal_p.
3200 * dwarf2out.c (gen_compile_unit_die): Emit DW_LANG_Ada95 instead
3201 of DW_LANG_Ada83 for Ada units.
3203 2003-04-14 Olivier Hainque <hainque@act-europe.fr>
3205 * explow.c (round_push): Use HOST_WIDE_INT instead of int for the
3206 temporary used to round CONST_INT sizes.
3208 * tree.c (int_fits_type_p): Extract generic checks from the case
3209 of constant type bounds. Refine the checks against constant type
3210 bounds to allow for possible decisions against each of these bounds
3211 without requiring both bounds to be constant.
3212 (tree_int_cst_msb): Put back.
3213 * tree.h (tree_int_cst_msb): Likewise.
3215 * global.c (global_conflicts): Prevent allocation of call clobbered
3216 hard regs to pseudos live across abnormal edges, as later passes are
3217 not ready to handle them.
3219 * fold-const.c (fold): Reorder tests for conditional expressions.
3221 * expr.c (highest_pow2_factor): Return unsigned.
3222 * expr.h (offset_address): Likewise.
3223 * emit-rtl.c (offset_address): POW2 argument now unsigned.
3225 2003-04-14 Roger Sayle <roger@eyesopen.com>
3227 * builtins.c (expand_builtin_strlen): Evaluate the lengths of
3228 string literals at compile-time.
3230 2003-04-14 Roger Sayle <roger@eyesopen.com>
3232 * fold-const.c (fold): Transform (c1 - x) cmp c2, where cmp is a
3233 comparison operation and c1/c2 are floating point constants into
3234 x swap(cmp) (c1 - c2).
3236 2003-04-14 Vladimir Makarov <vmakarov@redhat.com>
3238 * genautomata.c (output_translate_vect): Fix a typo in loop
3239 condition.
3241 2003-04-14 Hans-Peter Nilsson <hp@axis.com>
3243 PR target/10377
3244 * config/cris/cris.md ("*mov_sideqi", "*mov_sidehi")
3245 ("*mov_sidesi", "*mov_sideqi_mem", "*mov_sidehi_mem")
3246 ("*mov_sidesi_mem", "*clear_sidesi", "*clear_sidehi")
3247 ("*clear_sideqi", "*ext_sideqihi", "*ext_sideqisi")
3248 ("*ext_sidehisi", "*op_sideqi", "*op_sidehi", "*op_sidesi")
3249 ("*op_swap_sideqi", "*op_swap_sidehi", "*op_swap_sidesi")
3250 ("*extopqihi_side", "*extopqisi_side", "*extophisi_side")
3251 ("*extopqihi_swap_side", "*extopqisi_swap_side")
3252 ("*extophisi_swap_side", 8th, 9th, 10th, 11th, 14th peepholes):
3253 When next to constraint R, replace constraint i with n.
3255 Mon Apr 14 16:18:37 CEST 2003 Jan Hubicka <jh@suse.cz>
3257 PR opt/10024
3258 * cfgrtl.c (force_nonfallthru_and_redirect): Use unchecked_make_edge.
3260 2003-04-14 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>
3262 * doc/contrib.texi (Contributors): Correct my entry.
3264 2003-04-13 Roger Sayle <roger@eyesopen.com>
3266 * tree.h (DECL_BUILT_IN_NONANSI): Remove.
3267 * c-common.c (builtin_function_2): Don't set DECL_BUILT_IN_NONANSI.
3268 * c-decl.c (duplicate_decls): Use invariant DECL_BUILT_IN_NONANSI
3269 implies DECL_BUILT_IN to simplify logic.
3270 * print-tree.c (print_node): Don't dump DECL_BUILT_IN_NONANSI.
3272 2003-04-13 Roger Sayle <roger@eyesopen.com>
3274 * builtin-types.def (BT_FN_STRING_CONST_STRING): New builtin type.
3275 (BT_FN_PTR_SIZE_SIZE): Likewise.
3276 * builtins.def (BUILT_IN_MALLOC, BUILT_IN_CALLOC, BUILT_IN_STRDUP):
3277 New built-in functions for malloc, calloc and strdup respectively.
3278 * calls.c (special_function_p): No need to handle malloc-like
3279 functions any longer. ECF_MALLOC is set via built-in attributes.
3281 * c-decl.c (duplicate_decls): Preserve pure and malloc attributes.
3283 * doc/extend.texi: Document these new built-in functions.
3285 2003-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3287 * builtins.c (expand_builtin_memcpy): Add `endp' argument, use it.
3288 (expand_builtin_stpcpy): New.
3289 (expand_builtin): Add BUILT_IN_MEMPCPY & BUILT_IN_STPCPY.
3290 * builtins.def: Add mempcpy & stpcpy support.
3291 * doc/extend.texi (mempcpy, stpcpy): Document new builtins.
3293 2003-04-13 Nick Clifton <nickc@redhat.com>
3295 * config/rs6000/rs6000.c: Replace occurrences of "GNU CC" with
3296 "GCC".
3297 * config/rs6000/40x.md, config/rs6000/603.md,
3298 config/rs6000/6xx.md, config/rs6000/7450.md, config/rs6000/7xx.md,
3299 config/rs6000/8540.md, config/rs6000/aix.h, config/rs6000/aix31.h,
3300 config/rs6000/aix3newas.h, config/rs6000/aix41.h,
3301 config/rs6000/aix43.h, config/rs6000/aix51.h,
3302 config/rs6000/aix52.h, config/rs6000/altivec-defs.h,
3303 config/rs6000/altivec.h, config/rs6000/altivec.md,
3304 config/rs6000/beos.h, config/rs6000/darwin.h,
3305 config/rs6000/eabi.h, config/rs6000/eabialtivec.h,
3306 config/rs6000/eabisim.h, config/rs6000/eabispe.h,
3307 config/rs6000/freebsd.h, config/rs6000/gnu.h,
3308 config/rs6000/host-darwin.c, config/rs6000/linux.h,
3309 config/rs6000/linux64.h, config/rs6000/linuxaltivec.h,
3310 config/rs6000/lynx.h, config/rs6000/mach.h, config/rs6000/mpc.md,
3311 config/rs6000/netbsd.h, config/rs6000/power4.md,
3312 config/rs6000/rios1.md, config/rs6000/rios2.md,
3313 config/rs6000/rs6000-c.c, config/rs6000/rs6000-modes.def,
3314 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
3315 config/rs6000/rs6000.h, config/rs6000/rs6000.md,
3316 config/rs6000/rs64.md, config/rs6000/rtems.h, config/rs6000/spe.h,
3317 config/rs6000/spe.md, config/rs6000/sysv4.h,
3318 config/rs6000/sysv4le.h, config/rs6000/vxworks.h,
3319 config/rs6000/windiss.h, config/rs6000/xcoff.h: Likewise.
3321 2003-04-13 Nick Clifton <nickc@redhat.com>
3323 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Delete
3324 support for -mcall-aix switch.
3325 * config/rs6000/eabiaix.h: Delete.
3326 * config/rs6000/rs6000.h (rs6000_abi): Remove ABI_AIX_NODESC.
3327 (RS6000_REG_SAVE, RS6000_SAVE_AREA, FP_ARGS_MAX_REG,
3328 RETURN_ADDRESS_OFFSET): Remove use of ABI_AIX_NODESC.
3329 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Likewise.
3330 * config/rs6000/rs6000.c (print_operand, rs6000_stack_info,
3331 debug_stack_info, output_function_profiler,
3332 rs6000_trampoline_size, rs6000_initialise_trampoline): Likewise.
3333 * config/rs6000/rs6000.md (call, call_value, call_nonlocal_sysv,
3334 call_indirect_nonlocal_sysv, call_value_indirect_nonlocal_sysv,
3335 call_value_nonlocal_sysv, sibcall_value_nonlocal_sysv,
3336 sibcall_nonlocal_sysv, sibcall_value_local64): Likewise.
3337 * config/rs6000/t-ppcgas (MULTILIB_OPTIONS): Remove mcall-aix
3338 multilibs.
3339 (MULTILIB_DIRNAMES): Remove mcall-aix directories.
3340 (MULTILIB_EXCEPTIONS): Delete.
3341 (MULTILIB_MATCHES): Remove mcall-aix matches.
3343 * doc/fragments.texi: Replace -mcall-aix example with an ARM
3344 one.
3345 * doc/install.texi: Delete powerpc-*-eabiaix target.
3346 * doc/invoke.texi: Remove documentation of mcall-aix switch.
3347 * doc/tm.texi: Remove mcall-aix from example CPP_SPEC.
3348 * config.gcc: Delete powerpc-*-eabiaix target.
3350 2003-04-13 Kazu Hirata <kazu@cs.umass.edu>
3352 * doc/invoke.texi: Fix typos.
3353 * doc/tm.texi: Likewise.
3355 2003-04-12 Zack Weinberg <zack@codesourcery.com>
3357 * c-typeck.c (digest_init, push_init_level): Use CONSTRUCTOR_ELTS.
3359 2003-04-12 Zack Weinberg <zack@codesourcery.com>
3361 * tree.c (build_constructor): New function.
3362 * tree.h: Prototype it.
3364 * c-typeck.c (build_c_cast, pop_init_level)
3365 * profile.c (build_function_info_value, build_gcov_info_value)
3366 (create_profiler):
3367 Use build_constructor.
3369 * builtins.c (expand_builtin_args_info): Remove #if 0 blocks.
3371 * objc/objc-act.c (build_constructor):
3372 Rename objc_build_constructor. Use build_constructor.
3373 (build_objc_string_object, objc_add_static_instance)
3374 (init_def_list, init_objc_symtab, init_module_descriptor)
3375 (generate_static_references, build_selector_translation_table)
3376 (build_descriptor_table_initializer, generate_descriptor_table)
3377 (build_protocol_initializer, build_ivar_list_initializer)
3378 (generate_ivars_list, build_dispatch_table_initializer)
3379 (generate_dispatch_table, generate_protocol_list)
3380 (build_category_initializer, build_shared_structure_initializer):
3381 Update to match.
3383 2003-04-12 Zack Weinberg <zack@codesourcery.com>
3385 * intl.h: #define gcc_gettext_width to strlen when !ENABLE_NLS.
3387 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3389 * config/m68hc11/m68hc11-protos.h
3390 (m68hc11_eq_compare_operator): Declare
3391 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register new predicate.
3392 * config/m68hc11/m68hc11.c (m68hc11_eq_compare_operator): New predicate
3393 (d_register_operand): Check the operand mode.
3394 (hard_addr_reg_operand): Likewise.
3396 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3398 * config/m68hc11/m68hc11.md ("decrement_and_branch_until_zero"): New
3399 pattern for dbcc/ibcc generation for 68HC12.
3400 ("doloop_end"): New pattern.
3401 ("m68hc12_dbcc_dec_hi"): New pattern for dbeq/dbne.
3402 ("m68hc12_dbcc_inc_hi"): New pattern for ibeq/ibne.
3403 ("m68hc12_dbcc_dec_qi"): New pattern.
3404 ("m68hc12_dbcc_inc_qi"): New pattern.
3405 (split): Add split for the above when we can't use dbcc/ibcc due to
3406 reloading.
3407 (peephole2): Add peephole2 to generate the above when possible.
3409 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3411 * config/m68hc11/m68hc11.md ("bitcmpqi" split): No need to test the
3412 mode of operand 0.
3413 (peephole2 optimize const load): Likewise for operand 2.
3414 ("*rotlhi3_with_carry"): Change pattern to a const 1 rotate which
3415 clobbers CC_REGNUM.
3416 ("*rotrhi3_with_carry"): Likewise.
3417 (ashift:DI 1 split): Update pattern to create the above rotate.
3418 (lshiftrt:DI 1 split): Likewise.
3420 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3422 * config/m68hc11/m68hc11.md (SOFT_Z_REGNUM): New constant.
3423 ("tstqi_z_used" split): Use it.
3424 ("cmphi_z_used"): Likewise.
3425 ("bitcmpqi_z_used"): Likewise; also use SP_REGNUM constant.
3426 ("cmpqi_z_used"): Likewise.
3428 2003-04-12 Mark Mitchell <mark@codesourcery.com>
3430 PR c++/7910
3431 * config/i386/winnt.c (i386_pe_mark_dllimport): Fix thinko.
3433 2003-04-12 Zack Weinberg <zack@codesourcery.com>
3435 * configure.in: Check for wchar.h, mbstowcs, and wcswidth.
3436 * configure, config.in: Regenerate.
3437 * intl.c (gcc_gettext_width): New function.
3438 * intl.h: Prototype it.
3440 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3442 * config/m68hc11/m68hc11.h (TARGET_SWITCHES): Fix -mnominmax option;
3443 recognize -mnorelax.
3444 (reg_class): Add Z_OR_S_REGS to represent soft registers with Z
3445 (REG_CLASS_NAMES): Add its name.
3446 (REG_CLASS_CONTENTS): Define its content.
3448 2003-04-12 Stephane Carrez <stcarrez@nerim.fr>
3450 * config/m68hc11/larith.asm (memcpy): Use ARG macro to access stack
3451 parameters so that offsets are valid for far definition.
3452 (__mulsi3): Likewise and use ret to return.
3453 (___adddi3, ___subdi3, ___notdi2, ): Don't use it to save the result.
3455 2003-04-12 David Edelsohn <edelsohn@gnu.org>
3457 * config/rs6000/rs6000.c (rs6000_hash_constant): Skip '0' fields.
3459 2003-04-12 Alexandre Oliva <aoliva@redhat.com>
3461 * mklibgcc.in (libgcc-stage-start): For every multilib directory
3462 containing a libgcc.a, move lib* to the corresponding stage dir.
3464 * Makefile.in (stage1-start, stage2-start, stage3-start,
3465 stage4-start): Move $(SPECS) to specs in stage dir.
3466 (unstage1 unstage2 unstage3 unstage4): Move specs in stage dir
3467 back as $(SPECS).
3469 * mklibgcc.in (libgcc-stage-start): Move into the stage directory
3470 object files from the non-libgcc/ multilib directories as well.
3472 2003-04-11 Geoffrey Keating <geoffk@apple.com>
3474 * profile.c (read_counts_file): Initialise 'checksum'.
3476 * emit-rtl.c (gen_rtx): Really correct typo.
3478 PR c++/9393
3479 * doc/invoke.texi (Debugging Options): Document -frandom-seed.
3480 * configure.in: Check for gettimeofday.
3481 * tree.c (flag_random_seed): Define.
3482 (default_flag_random_seed): New.
3483 (append_random_chars): Use flag_random_seed rather than trying
3484 to acquire randomness here.
3485 * tree.h (default_flag_random_seed): Declare.
3486 * toplev.c (display_help): Add -frandom-seed and -fstack-limit-*
3487 descriptions.
3488 (decode_f_option): Handle -frandom-seed.
3489 (print_switch_values): Call default_flag_random_seed.
3490 * flags.h (flag_random_seed): Declare.
3491 * configure: Regenerate.
3492 * config.in: Regenerate.
3493 * config/alpha/t-crtfm: Use -frandom-seed.
3495 * doc/extend.texi (Empty Structures): New.
3497 * c-pch.c: Include flags.h. Add comments to routines.
3498 (struct c_pch_validity): New.
3499 (get_ident): Update PCH file version number.
3500 (pch_init): Output current debugging type.
3501 (c_common_valid_pch): Check debugging type.
3502 * Makefile.in (c-pch.o): Update dependencies.
3503 * flags.h (debug_type_names): Declare.
3504 * toplev.c (debug_type_names): Move out of decode_g_option.
3506 2003-04-11 Eric Christopher <echristo@redhat.com>
3508 * emit-rtl.c (gen_rtx): Fix typos.
3510 2003-04-11 Richard Henderson <rth@redhat.com>
3512 * emit-rtl.c (gen_rtx): Zero '0' fields.
3514 2003-04-11 Richard Henderson <rth@redhat.com>
3516 PR c++/10202
3517 * expr.c (expand_expr): Use COMPLETE_OR_UNBOUND_ARRAY_TYPE_P
3518 not COMPLETE_TYPE_P for re-invoking layout_decl.
3520 2003-04-11 Simon Law <sfllaw@engmail.uwaterloo.ca>
3522 * doc/bugreport.texi: Fix paragraph breaking between sections
3523 in preparation for TeXinfo's paragraph indentation fixes.
3524 * doc/extend.texi: Ditto.
3525 * doc/invoke.texi: Ditto.
3526 * doc/objc.texi: Ditto.
3527 * doc/gcov.texi: Wrap 'gcov' in @command{}.
3528 * doc/invoke.texi (Darwin Options): Add a preamble.
3530 2003-04-11 Richard Henderson <rth@redhat.com>
3532 * config/i386/i386.c (tls_model_chars): Remove.
3533 (ix86_encode_section_info, ix86_strip_name_encoding): Remove.
3534 (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
3535 (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
3536 (tls_symbolic_operand_1): Likewise.
3537 (legitimate_pic_address_disp_p): Use SYMBOL_REF_LOCAL_P.
3538 * config/i386/i386.h (TARGET_ENCODE_SECTION_INFO): Remove.
3539 (TARGET_STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Remove.
3540 * config/i386/winnt.c (i386_pe_encode_section_info): Replace
3541 bits "copied from i386.h" with default_encode_section_info.
3543 2003-04-11 Richard Henderson <rth@redhat.com>
3545 * rtl.def (SYMBOL_REF): Add two 0 fields.
3546 * gengtype.c (adjust_field_rtx_def): Handle them.
3547 * print-rtl.c (print_rtx): Print them.
3548 * rtl.h (SYMBOL_REF_DECL, SYMBOL_REF_FLAGS): New.
3549 (SYMBOL_FLAG_FUNCTION, SYMBOL_REF_FUNCTION_P): New.
3550 (SYMBOL_FLAG_LOCAL, SYMBOL_REF_LOCAL_P): New.
3551 (SYMBOL_FLAG_SMALL, SYMBOL_REF_SMALL_P): New.
3552 (SYMBOL_FLAG_TLS_SHIFT, SYMBOL_REF_TLS_MODEL): New.
3553 (SYMBOL_FLAG_EXTERNAL, SYMBOL_REF_EXTERNAL_P): New.
3554 (SYMBOL_FLAG_MACH_DEP): New.
3555 * optabs.c (init_one_libfunc): Zap fake SYMBOL_REF_DECL.
3556 * varasm.c (make_decl_rtl): Set SYMBOL_REF_DECL.
3557 (assemble_static_space): Set SYMBOL_REF_FLAGS.
3558 (assemble_trampoline_template): Likewise.
3559 (output_constant_def, force_const_mem): Likewise.
3560 (default_encode_section_info): New.
3561 * output.h: Declare it.
3562 * target-def.h (TARGET_ENCODE_SECTION_INFO): Use it.
3564 2003-04-11 Richard Henderson <rth@redhat.com>
3566 * libfuncs.h (LTI_setbits, LTI_gcov_flush, LTI_gcov_init): New.
3567 (setbits_libfunc, gcov_flush_libfunc, gcov_init_libfunc): New.
3568 * optabs.c (init_optabs): Initialize them.
3569 (init_libfuncs): Use init_one_libfunc.
3570 * calls.c (expand_call): Use gcov_flush_libfunc.
3571 * expr.c (store_constructor): Use setbits_libfunc.
3572 * function.c (expand_main_function): Use init_one_libfunc.
3573 * profile.c (create_profiler): Use gcov_init_libfunc and DECL_RTL.
3575 2003-04-11 Mark Mitchell <mark@codesourcery.com>
3577 * doc/c-tree.texi (Functions): Remove DECL_REAL_CONTEXT
3578 documentation; add DECL_FRIEND_CONTEXT.
3580 2003-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3582 * doc/install.texi (hppa): Update links for HP-UX patches. Revise
3583 notes on linker selection and configuration for 64-bit HP-UX port.
3584 * doc/invoke.texi (hppa): Remove hppa text from description for
3585 -ffunction-sections and -fdata-sections. Document -static, -nolibdld
3586 and -threads options.
3588 * pa-hpux10.h (LIB_SPEC): Add link options to resolve dependency of
3589 libc.a on libdld.sl when -static is specified and -nolibdld is not
3590 specified.
3591 * pa64-hpux.h (LIB_SPEC): Likewise.
3592 * pa-hpux11.h (LIB_SPEC): Likewise.
3593 (LINK_SPEC): Add __gcc_plt_call as an undefined symbol when -shared
3594 is not specified.
3596 2003-04-11 Zack Weinberg <zack@codesourcery.com>
3598 * config/darwin-c.c (darwin_pragma_unused): Use lookup_name,
3599 not IDENTIFIER_LOCAL_VALUE.
3601 2003-04-11 Richard Henderson <rth@redhat.com>
3603 PR c/10201
3604 * expr.c (expand_expr): Move DECL_RTL frobbing ...
3605 * stor-layout.c (layout_decl): ... here.
3607 2003-04-11 James A. Morrison <ja2morri@uwaterloo.ca>
3609 * doc/invoke.texi: Eliminate extra white-space caused by
3610 @gccoptlist{ on its own line.
3611 * doc/invoke.texi: Ensured there are two spaces between each option.
3612 * doc/invoke.texi: Re-wrapped option lines that were too wide.
3613 Added @gol to options that didn't have them.
3615 2003-04-11 Nathan Sidwell <nathan@codesourcery.com>
3617 * Makefile.in (loop-init.o): Do not depend on gcov-io.h,
3618 gcov-iov.h.
3620 Simplify interface to gcov reading and writing.
3621 * gcov-io.h (gcov_file, gcov_position, gcov_length, gcov_buffer,
3622 gcov_alloc, gcov_modified, gcov_errored): Move into ...
3623 (struct gcov_var gcov_var): ... this static structure.
3624 (gcov_write_unsigned, gcov_write_counter, gcov_write_string):
3625 Return void.
3626 (gcov_read_unsigned, gcov_read_couter, gcov_read_string): Return
3627 read object.
3628 (gcov_read_bytes, gcov_write_bytes): Set error flag on error.
3629 (gcov_reserve_length): Remove.
3630 (gcov_write_tag): New.
3631 (gcov_write_length): Adjust.
3632 (gcov_read_summary, gcov_write_summary): Adjust.
3633 (gcov_eof, gcov_ok): Rename to ...
3634 (gcov_is_eof, gcov_is_error): ... here. Return error code.
3635 (gcov_save_position, gcov_resync): Rename to ...
3636 (gcov_position, gcov_seek): ... here.
3637 (gcov_skip, gcov_skip_string): Remove.
3638 (gcov_error): Remove.
3639 (gcov_open, gcov_close): Adjust.
3640 * gcov.c (find_source): Take const char *, copy it on allocation.
3641 (read_graph_file): Adjust.
3642 (read_count_file): Adjust.
3643 * libgcov.c (gcov_exit): Adjust.
3644 * gcov-dump.c (tag_function, tag_blocks, tag_arcs, tag_lines,
3645 tag_arc_counts, tag_summary): Return void. Adjust.
3646 (struct tag_format): Adjust proc member.
3647 (dump_file): Adjust gcov calls.
3649 2003-04-11 Alexandre Oliva <aoliva@redhat.com>
3651 * Makefile.in (fixinc.sh): Pass BUILD_LIBERTY as LIBERTY to
3652 mkfixinc.sh.
3653 * fixinc/mkfixinc.sh (defs): Add LIBERTY.
3654 * configure.in (STMP_FIXINC, STMP_FIXPROTO): Don't disable on
3655 build != host sysrooted builds.
3656 * configure.in (SYSTEM_HEADER_DIR): Make sure it contains
3657 TARGET_SYSTEM_ROOT even on sysrooted natives.
3658 * configure: Rebuilt.
3660 2003-04-10 Zack Weinberg <zack@codesourcery.com>
3662 * c-decl.c (struct binding_level): Add shadowed_tags and
3663 function_body; remove this_block, tag_transparent, and
3664 subblocks_tag_transparent; update comments.
3665 (clear_binding_level, lookup_tag_reverse): Kill.
3666 (make_binding_level): Use ggc_alloc_cleared or memset.
3667 (lookup_tag): Remove struct binding_level* parameter. All
3668 callers changed. Just look at IDENTIFIER_TAG_VALUE, and
3669 current_binding_level->tags if asked for thislevel_only or if
3670 we might have to diagnose "struct foo; union foo;"
3671 (pushlevel): Ignore argument. Do not push another binding
3672 level on the transition from the parameters to the top level
3673 of the function body; just tweak the flags and proceed.
3674 (poplevel): Overhaul. Clear IDENTIFIER_TAG_VALUEs; on exiting
3675 a function body, separate the parameter list from the
3676 top-level local variables.
3677 (set_block): Do nothing.
3678 (pushtag): Set IDENTIFIER_TAG_VALUE and add an entry to
3679 shadowed_tags if necessary.
3680 (warn_if_shadowing): Nuke the special case for local shadowing
3681 parameter.
3682 (pushdecl): Do not create a shadow entry if we are replacing
3683 an older decl in the same binding level.
3684 (pushdecl_function_level): Tweak for new way of indicating
3685 function scope.
3686 (shadow_tag_warned): Use TYPE_NAME, not lookup_tag_reverse.
3687 (start_function): Don't set subblocks_tag_transparent.
3688 (finish_function): Fix up the binding_level stack for totally
3689 empty functions. Otherwise, don't call poplevel.
3691 * c-common.c (shadow_warning): MANDATORY argument is no longer
3692 necessary. Always use plain warning.
3693 * c-common.h: Update to match.
3695 * cfglayout.c (scope_to_insns_initialize): Clear block when we
3696 hit the FUNCTION_DECL.
3697 * function.c: Do not create cyclic tree structure.
3699 2003-04-10 Zack Weinberg <zack@codesourcery.com>
3701 * c-tree.h (struct lang_identifier): Replace global_value,
3702 local_value members with symbol_value, tag_value. Kill
3703 implicit_decl and limbo_value.
3704 (IDENTIFIER_GLOBAL_VALUE, IDENTIFIER_LOCAL_VALUE,
3705 IDENTIFIER_LIMBO_VALUE, IDENTIFIER_IMPLICIT_DECL,
3706 C_MISSING_PROTOTYPE_WARNED): Kill.
3707 (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE,
3708 C_DECL_IMPLICIT, C_DECL_ISNT_PROTOTYPE): New.
3709 (C_DECL_ANTICIPATED): Rename to C_DECL_INVISIBLE.
3710 (implicit_decl_warning, lookup_name_current_level,
3711 record_function_scope_shadow): Don't prototype.
3712 (pushdecl_function_level): Prototype.
3714 * c-decl.c (truly_local_externals): New variable.
3715 (struct binding_level): Adjust commentary.
3716 (get_function_binding_level, clear_limbo_values,
3717 record_function_scope_shadow): Kill.
3718 (lookup_name_current_level, implicit_decl_warning): Are now static.
3719 (any_external_decl, record_external_decl): New static functions.
3720 (clone_underlying type): Split out of pushdecl.
3721 (c_print_identifier): Update to match changes to struct
3722 lang_identifier.
3723 (poplevel): Delete #if 0 block. Make externals invisible
3724 instead of clearing their IDENTIFIER_SYMBOL_VALUEs. Don't
3725 call clear_limbo_values. Refer to IDENTIFIER_SYMBOL_VALUE not
3726 IDENTIFIER_GLOBAL_VALUE or IDENTIFIER_LOCAL_VALUE.
3727 (duplicate-decls): For real parm decl after a forward decl,
3728 set TREE_ASM_WRITTEN here. Allow void foo(...) followed by
3729 foo(...) { } with only a warning. Say whether a previous
3730 declaration was implicit.
3731 (warn_if_shadowing): Now handles all shadowing, not just
3732 local-over-local. Clarify comments.
3733 (pushdecl): Rewritten. There is no longer a distinction
3734 between global and local symbol values; they're all
3735 IDENTIFIER_SYMBOL_VALUE. Call record_external_decl on all
3736 DECL_EXTERNAL decls, and use any_external_decl to check
3737 against previous externals. Kill #if 0 blocks. Don't
3738 tolerate error_mark_node being NULL.
3739 (pushdecl_top_level): Handle only those cases which
3740 Objective C (the only user) needs.
3741 (pushdecl_function_level): New function.
3742 (implicitly_declare): Create ordinary decls with
3743 C_DECL_IMPLICIT set. Recycle old decls, however they got
3744 created.
3745 (lookup_name): It's always IDENTIFIER_SYMBOL_VALUE. Return 0
3746 for C_DECL_INVISIBLE symbols.
3747 (lookup_name_current_level): Likewise. Use chain_member.
3748 (c_make_fname_decl): Don't muck with DECL_CONTEXT.
3749 Use pushdecl_function_level.
3750 (builtin_function): Use C_DECL_INVISIBLE.
3751 (start_function): Don't muck with IDENTIFIER_IMPLICIT_DECL.
3752 Use C_DECL_ISNT_PROTOTYPE and C_DECL_IMPLICIT.
3753 (store_parm_decls): It's IDENTIFIER_SYMBOL_VALUE now.
3754 (identifier_global_value): Same. Must scan
3755 global_binding_level in extremis.
3757 * c-typeck.c (undeclared_variable): New static function, split
3758 from build_external_ref.
3759 (build_external_ref): Use DECL_CONTEXT, not
3760 IDENTIFIER_LOCAL_VALUE, to decide whether a local hides
3761 an instance variable. Restructure for clarity.
3762 * objc/objc-act.c: Use identifier_global_value, not
3763 IDENTIFIER_GLOBAL_VALUE.
3765 2003-04-08 Jonathan Wakely <redi@gcc.gnu.org>
3767 * doc/extend.texi (Template Instantiation): Refer to ISO standard,
3768 not Working Paper.
3769 * doc/invoke.texi (C++ Dialect Options): Same.
3771 2003-04-10 Zack Weinberg <zack@codesourcery.com>
3773 * tree.c (tree_operand_check_failed): New function.
3774 * tree.h (TREE_OPERAND_CHECK, TREE_OPERAND_CHECK_CODE,
3775 TREE_RTL_OPERAND_CHECK): New checking macros.
3776 (TREE_OPERAND, SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL,
3777 RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, WITH_CLEANUP_EXPR_RTL,
3778 CONSTRUCTOR_ELTS, LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY,
3779 EXIT_BLOCK_RETURN, LOOP_EXPR_BODY, EXPR_WFL_NODE,
3780 EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME, TARGET_EXPR_SLOT,
3781 TARGET_EXPR_INITIAL, TARGET_EXPR_CLEANUP): Use the new
3782 checking macros.
3784 Thu Apr 10 23:52:30 CEST 2003 Jan Hubicka <jh@suse.cz>
3786 PR inline-asm/8803
3787 * function.c (instantate_virtual_regs): Verify that all ASM statements
3788 match after the virutal regs instantiation.
3790 2003-04-10 Steve Ellcey <sje@cup.hp.com>
3792 * ia64-protos.h (addp4_optimize_ok): New.
3793 * ia64.c (addp4_optimize_ok): New.
3794 * ia64.md (*ptr_extend_plus_1): Use addp4_optimize_ok.
3795 (*ptr_extend_plus_2): Ditto.
3797 2003-04-10 Steve Ellcey <sje@cup.hp.com>
3799 * expr.c (expand_assignment): Extend offset_rtx with convert_to_mode
3800 not with convert_memory_address.
3801 (store_constructor): Ditto, and same for copy_size_rtx.
3802 (expand_expr): Ditto.
3804 2003-04-10 Douglas B Rupp <rupp@gnat.com>
3806 * config/i386/i386.c (ix86_ms_bitfield_layout_p): Fix formatting.
3808 2003-04-10 Bob Wilson <bob.wilson@acm.org>
3810 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Flush data cache
3811 even if it is configured to be write-through.
3813 2003-04-10 Ulrich Weigand <uweigand@de.ibm.com>
3815 * config/s390/s390.c (larl_operand): Do not allow symbols
3816 marked with '@'.
3817 (s390_encode_section_info): Mark symbols with forced 1-byte
3818 alignment with '@'.
3819 (s390_strip_name_encoding): Strip '@'.
3820 (legitimize_pic_address): Handle symbols that are not valid
3821 LARL operands in 64-bit mode.
3823 2003-04-10 Andrew Haley <aph@redhat.com>
3825 * tree-inline.c (inlinable_function_p): Disable inlining for
3826 synchronized methods.
3828 2003-04-09 Steven Bosscher <steven@gcc.gnu.org>
3830 * c-common.h (lang_statement_code_p): Remove declaration.
3831 (statement_code_p): Ditto.
3832 (c_common_stmt_codes): Define; list of c-common statement codes.
3833 (statement_code_p): New extern declaration.
3834 (STATEMENT_CODE_P): Define.
3835 (INIT_STATEMENT_CODES): Define.
3836 * c-common.c (statement_code_p): Kill the function, declare
3837 as an array of bools instead.
3838 (lang_statement_code_p): Remove.
3839 (walk_stmt_tree): Use STATEMENT_CODE_P not statement_code_p.
3840 (c_safe_from_p): Ditto.
3841 * c-objc-common.c (c_objc_common_init): Use INIT_STATEMENT_CODES
3842 to initialize the statement_code_p array.
3843 * tree-inline.c (walk_tree): Use STATEMENT_CODE_P instead of
3844 statement_code_p.
3845 (copy_tree_r): Ditto.
3846 * cp/cp-tree.h (cp_stmt_codes): Define; list of C++ specific
3847 statement tree codes.
3848 * cp/lex.c (cxx_init): Add missing print line break. Use
3849 INIT_STATEMENT_CODES to initialize the statement_code_p array.
3850 * cp/parser.c (cp_parser_statement): Use STATEMENT_CODE_P
3851 instead of statement_code_p.
3852 * cp/pt.c (tsubst_expr): Ditto.
3853 * cp/tree.c (verify_stmt_tree_r): Ditto.
3854 (cp_statement_code_p): Remove.
3855 (init_tree): Don't set lang_statement_code_p, it's gone.
3857 2003-04-09 Dan Nicolaescu <dann@ics.uci.edu>
3858 Zack Weinberg <zack@codesourcery.com>
3860 * regrename.c (struct du_chain): Use a bitfield for reg_class.
3861 * cse.c (struct qty_table_elem, struct table_elt, struct set):
3862 Use bitfields for fields holding enum rtx_code or
3863 enum machine_mode values. Add comments explaining size choices.
3865 2003-04-09 Alexandre Oliva <aoliva@redhat.com>
3867 * config/fp-bit.c (unpack_d): Handle pair of doubles with
3868 different signs correctly.
3870 2003-04-09 Vladimir Makarov <vmakarov@redhat.com>
3872 * sched-deps.c (reg_pending_barrier_mode): New enumeration.
3873 (reg_pending_barrier): Make it of the enumeration type.
3874 (sched_analyze_2): Define the barrier as MOVE_BARRIER or
3875 TRUE_BARRIER.
3876 (sched_analyze): Ditto.
3877 (sched_analyze_insn): Ditto. Use anti-dependencies for
3878 MOVE_BARRIER and true-dependencies as TRUE_BARRIER.
3879 (init_deps_global): Initialize the barrier as NO_BARRIER.
3881 2003-04-09 Vladimir Makarov <vmakarov@redhat.com>
3883 * config/ia64/ia64.c (issue_nops_and_insn): Add new parameter.
3884 Check that asm insn starts on a new cycle. Add nops after asm
3885 insn to end bundle.
3886 (bundling): Move insn type evaluation from the loop. Call
3887 issue_nops_and_insn with the new parameter. Ignore changing
3888 position for nops after asm insn.
3890 2003-04-09 Alexandre Oliva <aoliva@redhat.com>
3892 * optabs.c: Comment that gen_add2_insn and others may actually
3893 return emitted insns, if the gen functions turn out to return
3894 emitted insns.
3895 * reload1.c (reload_cse_move2add): Cope with emitted insns from
3896 gen_add2_insn.
3898 2003-04-09 Richard Henderson <rth@redhat.com>
3900 * config/ia64/ia64.c (move_operand): Allow symbolic_operand,
3901 but not tls_symbolic_operand.
3902 (ia64_expand_load_address): Remove scratch operand.
3903 (ia64_expand_tls_address): Split out from ia64_expand_move.
3904 (ia64_expand_move): Split symbolics only after reload.
3905 (ia64_emit_cond_move): New.
3906 * config/ia64/ia64-protos.h: Update.
3907 * config/ia64/ia64.md (movsi_symbolic, movdi_symbolic): Remove.
3908 (symbolic splitter): Accept SImode operands too.
3909 (cmove splitter): Use ia64_emit_cond_move.
3911 2003-04-09 Nick Clifton <nickc@redhat.com>
3913 * doc/install.texi: Note that ARM toolchains need binutils 2.13 or
3914 newer.
3915 * config/arm/elf.h (SUBTARGET_ASM_FLOAT_SPEC): Pass -mfpu=softfpa
3916 instead of -mno-fpu.
3917 * config/arm/semi.h (ASM_SPEC): Likewise.
3918 * config/arm/xscale-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Likewise,
3919 but only if -msoft-float is specified pass. Otherwise pass
3920 -mfpu=softvfp.
3922 2003-04-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3924 * function.c (purge_addressof): Use free_INSN_LIST_node instead of
3925 free_EXPR_LIST_node.
3927 2003-04-08 Roger Sayle <roger@eyesopen.com>
3929 * fold-const.c (fold): Use "fold" following build in more places.
3930 Optimize sqrt(x)*sqrt(x) as x, pow(x,y)*pow(z,y) as pow(x*z,y),
3931 pow(x,y)*pow(x,z) as pow(x,y+z) and x/pow(y,z) as x*pow(y,-z).
3933 2003-04-08 Roger Sayle <roger@eyesopen.com>
3935 * builtins.c (fold_builtin): Constant fold expressions as x*0.5
3936 instead of x/2.0. Optimize sqrt(pow(x,y)) as pow(x,y*0.5),
3937 log(pow(x,y)) as y*log(x), pow(exp(x),y) as exp(x*y),
3938 pow(sqrt(x),y) as pow(x,y*0.5) and pow(pow(x,y),z) as pow(x,y*z).
3939 Delete function scope "fcode" variable to avoid shadowing.
3941 2003-04-08 Kevin Buettner <kevinb@redhat.com>
3943 * dwarf2out.c (DWARF_ARANGES_HEADER_SIZE, DWARF_ARANGES_PAD_SIZE):
3944 Take into account DWARF_INITIAL_LENGTH_SIZE.
3946 2003-04-08 Hans-Peter Nilsson <hp@axis.com>
3948 * reorg.c (fill_slots_from_thread): When considering changing the
3949 insn following a reg-to-reg copy insn to use the source reg of the
3950 copy, bail out if there's overlap between the registers.
3952 2003-04-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3954 * function.c (postponed_insns): New.
3955 (purge_addressof_1): Postpone processing of insns if addressofs
3956 are not put into stack.
3957 (purge_addressof): Process postponed insns.
3959 2003-04-08 J"orn Rennecke <joern.rennecke@superh.com>
3961 * sh.h (NORMAL_MODE): If interrupt handler and TARGET_FMOVD,
3962 this is FP_MODE_DOUBLE .
3963 * sh.c (ra.h): #include.
3964 (push_regs): Add second parameter. Changed all callers.
3965 If necessary, set fpscr before saving floating point registers.
3966 (calc_live_regs): If interrupt handler and TARGET_FMOVD, always
3967 do saves / restores with SZ == 1.
3968 (sh_expand_prologue): If interrupt handler, don't use gen_toggle_sz.
3969 (sh_expand_epilogue): Likewise. For TARGET_FMOVD, if floating point
3970 registers are being restored, restore FPSCR only after restoring them.
3972 2003-04-08 Aldy Hernandez <aldyh@redhat.com>
3974 * config/rs6000/rs6000.c (rs6000_init_builtins): Set opaque types
3975 regardless of architecture.
3976 (spe_init_builtins): Change V2SI and V2SF types to opaque types.
3978 2003-04-08 J"orn Rennecke <joern.rennecke@superh.com>
3980 * sh.c (push_regs, calc_live_regs): Return int. Take single
3981 HARD_REG_SET * parameter. Changed all callers.
3983 Tue Apr 8 11:12:07 CEST 2003 Jan Hubicka <jh@suse.cz>
3985 * i386.c (legitimate_pic_address_disp_p): Do not accept PLUS in the
3986 GOTOFF operand.
3987 (legitimize_pic_address): Move plus outside the unspec.
3988 * i386.c (legitimate_constant_p): Check (CONST (PLUS (UNSPEC ...
3989 for validity.
3991 2003-04-08 Nathan Sidwell <nathan@codesourcery.com>
3993 * gcov-io.h (gcov_save_position): Remove __inline__ from
3994 declaration.
3996 2003-04-07 Matt Kraai <kraai@alumni.cmu.edu>
3998 * doc/install.texi: Use @command and @samp for single- and
3999 multi-word commands respectively.
4000 * doc/makefile.texi: Likewise.
4001 * doc/sourcebuild.texi: Likewise.
4003 2003-04-07 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4004 Richard Henderson <rth@redhat.com>
4006 PR c/9516
4007 * expr.c (safe_from_p): Rearrange to avoid deep recursion in
4008 favour of looping and tail recursion for TREE_LIST and binops.
4010 2003-04-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4012 * loop.h (REGNO_FIRST_LUID, REGNO_LAST_LUID): Provide defaults
4013 for insns without luid.
4015 2003-04-07 Glen Nakamura <glen@imodulo.com>
4017 PR opt/8634
4018 * explow.c (maybe_set_unchanging): Don't flag non-static const
4019 aggregate type initializers with RTX_UNCHANGING_P.
4021 2003-04-07 Richard Henderson <rth@redhat.com>
4023 PR opt/8634
4024 * function.c (purge_addressof_1): Don't try arithmetics for
4025 unchanging memories.
4027 2003-04-07 Janis Johnson <janis187@us.ibm.com>
4029 * doc/sourcebuild.texi (Test Suites): Document testing support for
4030 gcov and profile-directed optimizations; describe gcc.misc-tests.
4032 Mon Apr 7 22:19:59 CEST 2003 Jan Hubicka <jh@suse.cz>
4034 PR target/10077
4035 * i386.md (movsi_1, movsi_nointerunit_1): Fix SSEMOV alternative.
4037 2003-04-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4039 * doc/rtl.texi (Comparison operations): Update to
4040 record the allowed comparison modes.
4042 2003-04-07 Aldy Hernandez <aldyh@redhat.com>
4044 * config/rs6000/rs6000.c (rs6000_common_init_builtins): Rename all
4045 V2SI_type_node to opaque_V2SI_type_node. Rename all
4046 V2SF_type_node to opaque_V2SF_type_node.
4047 (rs6000_init_builtins): Define opaque_V2SI_type_node and
4048 opaque_V2SF_type_node.
4049 (is_ev64_opaque_type): The types opaque_V2SI_type_node and
4050 opaque_V2SF_type_node are opaque types.
4052 2003-04-07 J"orn Rennecke <joern.rennecke@superh.com>
4054 * gcse.c (replace_store_insn): Use single_set.
4056 2003-04-07 Nathan Sidwell <nathan@codesourcery.com>
4058 Change gcov file interface to single file at a time.
4059 * gcov-io.h: Replace IN_LIBGCC1 with IN_LIBGCOV. Use IN_GCOV.
4060 Convert to C89 prototypes.
4061 (gcov_file, gcov_length, gcov_position, gcov_buffer, gcov_alloc,
4062 gcov_error, gcov_modified): New static variables.
4063 (gcov_open, gcov_close, gcov_read_bytes, gcov_write_bytes): New
4064 functions.
4065 (gcov_write_unsigned, gcov_write_counter, gcov_write_string,
4066 gcov_read_unsigned, gcov_read_counter, gcov_read_string): Adjust.
4067 (gcov_read_summary, gcov_write_summary): Adjust.
4068 (gcov_save_position, gcov_reserve_length, gcov_write_length):
4069 Adjust.
4070 (gcov_resync, gcov_skip, gcov_skip_string): Adjust.
4071 (da_file_open, da_file_close, da_file_eof, da_file_error): Remove.
4072 (da_file_position, da_file_seek, da_file_write, da_file_read):
4073 Remove.
4074 (gcov_error, gcov_eof, gcov_ok, gcov_time): New functions.
4075 * gcov.c (gcov_type): Don't typedef here.
4076 (IN_GCOV): #define
4077 (read_graph_file, read_count_file): Adjust.
4078 * gcov-dump.c (gcov_type): Don't typedef here.
4079 (IN_GCOV): #define.
4080 (tag_function, tag_blocks, tag_arcs, tag_lines, tag_arc_counts):
4081 Remove FILE parameter, adjust.
4082 (struct tag_format): Adjust proc member.
4083 (dump_file): Adjust.
4084 * libgcov.c (IN_LIBGCOV): #define.
4085 (gcov_exit): Adjust.
4086 * loop-init.c: Don't #include gcov-io.h
4087 * profile.c (struct counts_entry): New structure to hold counter
4088 values.
4089 (struct section_reference, struct da_index_entry): Remove.
4090 (bbg_file, da_file): Remove.
4091 (htab_counts_index_hash, htab_counts_index_eq,
4092 htab_counts_index_del): Replace with ...
4093 (htab_counts_entry_hash, htab_counts_entry_eq,
4094 htab_counts_entry_del): ... these.
4095 (cleanup_counts_index, index_counts_file): Remove.
4096 (read_counts_file): New function.
4097 (get_exec_counts): Adjust.
4098 (compute_branch_probabilities): Don't free the exec counts here.
4099 (branch_prob): Adjust.
4100 (init_branch_prob): Adjust.
4101 (end_branch_prob): Adjust.
4103 2003-04-07 Aldy Hernandez <aldyh@redhat.com>
4105 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4106 -mfloat-gprs.
4108 * config/rs6000/rs6000.c: Delete rs6000_fprs.
4109 Declare rs6000_float_gprs.
4110 Declare rs6000_float_gprs_string.
4111 (rs6000_parse_float_gprs_option): New.
4112 (rs6000_override_options): Genericize rs6000_parse_* calls to use
4113 rs6000_parse_yes_no_option.
4114 Change check for cpu=8540, to use TARGET_E500.
4115 (rs6000_parse_isel_option): Delete.
4116 (rs6000_parse_spe_option): Delete.
4117 (rs6000_parse_vrsave_option): Delete.
4119 * config/rs6000/rs6000.h: Rename rs6000_fprs to rs6000_float_gprs.
4120 Define rs6000_float_gprs_string.
4121 (TARGET_OPTIONS): Add rs6000_float_gprs option.
4123 * config/rs6000/eabi.h (TARGET_FPRS): Change to use rs6000_float_gprs.
4125 * config/rs6000/eabispe.h: Set rs6000_float_gprs.
4127 Mon Apr 7 14:36:24 CEST 2003 Jan Hubicka <jh@suse.cz>
4129 PR opt/10024
4130 * cfglayout.c (cfg_layout_redirect_edge):
4131 Redirect any branch edges unified with the fallthru one.
4132 * cfgrtl.c (force_nonfallthru_and_redirect): Do not special
4133 case fallthru edges when called via cfglayout.c
4135 2003-04-07 J"orn Rennecke <joern.rennecke@superh.com>
4137 * c-typeck.c (output_init_element): Check for type == error_mark_node.
4139 2003-04-07 Kazu Hirata <kazu@cs.umass.edu>
4141 * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Always
4142 split.
4143 (a splitter): Do zero-extension via HImode.
4145 2003-04-07 James A. Morrison <ja2morri@uwaterloo.ca>
4147 * doc/invoke.texi: Eliminate extra white-space caused by
4148 @gccoptlist{ on its own line.
4149 * doc/invoke.texi: Ensured there are two spaces between each option.
4150 * doc/invoke.texi: Re-wrapped option lines that were too wide.
4151 Added @gol to options that didn't have them.
4153 2003-04-07 James A Morrison <ja2morri@student.math.uwaterloo.ca>
4155 * doc/extend.texi (Darwin Pragmas): Fix spelling of Mac OS.
4157 2003-04-06 Zack Weinberg <zack@codesourcery.com>
4159 * tree.c (tree_size): For all 'c' and 'x' nodes, look directly
4160 at the sizes of the relevant structures, rather than relying
4161 on TREE_CODE_LENGTH. Call lang_hooks.tree_size to get the
4162 sizes of any such we don't know about. Use
4163 lang_hooks.identifier_size for IDENTIFIER_NODE.
4165 (initializer_zerop): Use CONSTRUCTOR_ELTS.
4166 * tree.def: Update commentary. Make fourth element of
4167 the definition for all 'c' and 'x' nodes zero.
4169 * langhooks.h: New hook, tree_size / LANG_HOOKS_TREE_SIZE.
4170 * langhooks-def.h: Update to match.
4171 * langhooks.c: New default, lhd_tree_size.
4173 * c-common.def (SRCLOC): Kill.
4174 * c-pretty-print.c (pp_c_postfix_expression [case SRCLOC]):
4175 Remove entirely - was already #if-ed out.
4178 2003-04-06 Zack Weinberg <zack@codesourcery.com>
4180 * mklibgcc.in: Use a here document to avoid running afoul of
4181 shells that generate control-A from "echo \1".
4183 2003-04-06 Aldy Hernandez <aldyh@redhat.com>
4185 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mspe
4186 option.
4188 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4189 rs6000_spe.
4191 * config/rs6000/eabi.h (TARGET_E500): Define.
4193 * config/rs6000/rs6000.h (TARGET_E500): Define.
4194 (TARGET_OPTIONS): Add spe= option.
4195 Declare rs6000_spe and rs6000_spe_string extern.
4197 * config/rs6000/rs6000.c (branch_positive_comparison_operator):
4198 Change TARGET_SPE to TARGET_E500.
4199 (ccr_bit): Change TARGET_SPE to TARGET_E500. Check for
4200 !TARGET_FPRS.
4201 (print_operand): Same.
4202 (rs6000_generate_compare): Same.
4203 (output_cbranch): Same.
4204 (rs6000_spe): Declare.
4205 (rs6000_spe_string): Declare.
4206 (rs6000_override_options): Call rs6000_parse_spe_option.
4207 (rs6000_parse_spe_option): New.
4209 2003-04-06 Steven Bosscher <steven@gcc.gnu.org>
4211 * hashtable.c (gcc_obstack_init): Delete this function
4212 and everything related to it.
4213 * hashtable.h: Remove prototype.
4214 * bitmap.c (bitmap_element_allocate): Cleanup redundant
4215 defines. Cleanup some unnecessary whitespace.
4216 * defaults.h (obstack_chunk_alloc): Redefine with
4217 appropriate casts for libiberty obstacks.
4218 (obstack_chunk_free): Ditto.
4219 (OBSTACK_CHUNK_SIZE): Define, default to 0.
4220 (gcc_obstack_init): Define as a call to _obstack_begin.
4221 * tree.c (print_obstack_statistics): Delete this unused
4222 function.
4223 * tree.h (obstack): Don't forward-declare.
4224 (print_obstack_statistics): Delete prototype.
4225 (print_obstack_name): Ditto.
4226 (gcc_obstack_init): Ditto.
4227 * rtl.h (gcc_obstack_init): Ditto.
4228 * java/jv-scan.c (gcc_obstack_init): Delete this
4229 function, its prototype and related defines.
4230 * java/jvgenmain.c (gcc_obstack_init): Delete this
4231 function, and related defines.
4232 * java/parse-scan.y (obstack_chunk_alloc): Don't define.
4233 (obstack_chunk_free): Ditto
4235 2003-04-06 Geoffrey Keating <geoffk@apple.com>
4237 * dbxout.c (dbxout_handle_pch): Move prototype out from
4238 #if defined DBX_DEBUGGING_INFO.
4240 2003-04-05 Nathan Sidwell <nathan@codesourcery.com>
4242 * gcov.c (struct arc_info): Replace local_span with cycle.
4243 (struct block_info): Replace u.span with u.cycle. Add is_call_return.
4244 (solve_flow_graph): Set is_call_return.
4245 (add_line_counts): Adjust. In block mode, blocks attach to last line.
4246 (accumulate_line_counts): Find graph cycles, not spanning tree.
4247 (output_branch_count): Adjust.
4248 (output_lines): Adjust.
4249 * doc/gcov.texi: Update.
4251 2003-04-06 Kazu Hirata <kazu@cs.umass.edu>
4253 * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Change
4254 the second alternative to "#".
4256 2003-04-05 Kazu Hirata <kazu@cs.umass.edu>
4258 * config/h8300/h8300.c (single_one_operand): Use GET_MODE_MASK.
4259 (single_zero_operand): Likewise.
4261 2003-04-05 Daniel Berlin <dberlin@dberlin.org>
4263 * Makefile.in (df.o): Depend on alloc-pool.h, not obstack.h.
4264 * df.c: Include alloc-pool.h, not obstack.h.
4265 (df_ref_obstack): Remove.
4266 (df_ref_pool, df_link_pool): Add pools.
4267 (df_alloc): Init the new pools.
4268 (df_free): And free them.
4269 (df_link_create): Use the pools.
4270 (df_ref_create): Ditto.
4272 2003-04-05 Kazu Hirata <kazu@cs.umass.edu>
4274 * simplify-rtx.c: Fix formatting.
4276 2003-04-05 Andrew Pinski <apinski@apple.com>
4278 * config/rs6000/rs6000.c (addrs_ok_for_quad_peep): Allow addr2
4279 reg with reg1 == reg2 and offset1 = -8.
4281 2003-04-05 David Edelsohn <edelsohn@gnu.org>
4283 * config/rs6000/rs6000.c (rs6000_rtx_costs): Halve Power4
4284 multiply costs. Correct Power4 divide costs.
4285 * config/rs6000/power4.md: Restore multiply and FP latency.
4287 2003-04-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4289 * alias.c (find_base_term): Export.
4290 * rtl.h (find_base_term): Declare.
4291 * gcse.c (find_moveable_store): Test for flag_non_call_exceptions
4292 instead of flag_exceptions. Move test for parameter passing ...
4293 (store_killed_in_insn): ... here.
4295 2003-04-05 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4297 PR bootstrap/10267
4298 * doc/install.texi (*-*-solaris2): /bin/ksh is not just recommended
4299 for configuring.
4301 2003-04-04 Geoffrey Keating <geoffk@apple.com>
4303 * dbxout.c (scope_labelno): Add GTY.
4304 (have_used_extensions): Add GTY.
4305 (source_label_number): Add GTY.
4306 (lastfile): Add GTY.
4307 (lastfile_is_base): New.
4308 (base_input_file): New.
4309 (dbxout_handle_pch): New.
4310 (dbx_debug_hooks): Add handle_pch.
4311 (xcoff_debug_hooks): Likewise.
4312 (dbxout_function_end): Remove scope_labelno.
4313 (dbxout_init): Set base_input_file.
4314 (dbxout_handle_pch): New.
4315 (dbxout_source_file): Honour lastfile_is_base.
4316 * dwarfout.c (dwarf_debug_hooks): Add dummy handle_pch.
4317 * sdbout.c (sdb_debug_hooks): Add dummy handle_pch.
4318 * vmsdbgout.c (vmsdbg_debug_hooks): Add dummy handle_pch.
4319 * dwarf2out.c (dwarf2_debug_hooks): Add dummy handle_pch.
4320 * debug.c (do_nothing_debug_hooks): Add dummy handle_pch.
4321 * debug.h (struct gcc_debug_hooks): Add handle_pch.
4322 * c-pch.c (pch_init): Don't call start_source_file, but do call
4323 handle_pch.
4324 (c_common_write_pch): Call handle_pch.
4325 (c_common_read_pch): Don't call start_source_file,
4326 or end_source_file.
4328 Fri Apr 4 17:43:52 2003 Olivier Hainque <hainque@act-europe.fr>
4330 * emit-rtl.c (get_mem_attrs): Adjust alignment tests determining
4331 use of default attributes to agree MEM_ALIGN macro.
4333 Fri Apr 4 17:33:24 2003 Joel Brobecker <brobecker@gnat.com>
4335 * dbxout.c (dbxout_type): When printing type index of range type
4336 whose bounds are printed in octal format, print type of parent type if
4337 it exists so enumerated type descriptions are not transformed
4338 into unsigned types.
4340 2003-04-04 Kazu Hirata <kazu@cs.umass.edu>
4342 * config/h8300/h8300-protos.h: Add a prototype for
4343 compute_a_shift_cc.
4344 * config/h8300/h8300.c (shift_one): Update the CC status.
4345 (shift_two): Likewise.
4346 (output_a_shift_cc): Set cc_inline and cc_special.
4347 (compute_a_shift_cc): New.
4348 * config/h8300/h8300.md (shift insns): Use compute_a_shift_cc.
4350 2003-04-04 Richard Henderson <rth@redhat.com>
4352 * cse.c (fold_rtx): Fix 03-30 change; do check insn non-null.
4354 2003-04-04 Loren James Rittle <ljrittle@acm.org>
4356 * fixinc/inclhack.def (bsd_stdio_attrs_conflict): New.
4357 * fixinc/fixincl.x: Rebuilt.
4358 * fixinc/tests/base/stdio.h: Regenerated.
4360 2003-04-04 Nathan Sidwell <nathan@codesourcery.com>
4362 * gcov.c (accumulate_line_counts): Fix span tree merge bug.
4364 Fri Apr 4 15:58:52 2003 J"orn Rennecke <joern.rennecke@superh.com>
4366 * sh.h (ACTUAL_NORMAL_MODE): New macro, broken out of
4367 (NORMAL_MODE).
4368 * sh.c (fpscr_set_from_mem): Use ACTUAL_NORMAL_MODE.
4370 2003-04-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4372 * doc/contrib.texi (Contributors): Add entries for Wolfgang
4373 Bangerth, DJ Delorie, Christian Ehrhardt, Christopher Faylor,
4374 Nathanael Nerode, Diego Novillo, Hartmut Penner, Volker Reichelt,
4375 Danny Smith, and Ulrich Weigand.
4376 Update Kriang Lerdsuwanakij and fix a typo in Janis Johnson's
4377 entry.
4379 2003-04-04 Nick Clifton <nickc@redhat.com>
4381 * config/sparc/sol2-bi.h: Revert previous delta.
4382 * config/sparc/sol2-gas-bi.h (AS_SPARC64_FLAG): Prepend -TSO
4384 2003-04-04 Nick Clifton <nickc@redhat.com>
4386 * config/v850/v850.c (expand_prologue): Only use register save
4387 helper functions if long calls are not being used.
4388 Add a clobber of r11 id using long calls.
4389 (pattern_is_ok_for_prologue): Account for the extra clobber.
4390 (construct_save_jarl): Likewise.
4391 * config/v850/v850.md (prolog pattern): Do not use this pattern
4392 for v850e's.
4394 2003-04-04 Andreas Schwab <schwab@suse.de>
4396 * stor-layout.c (layout_decl): Avoid syntax error in last change
4397 when PCC_BITFIELD_TYPE_MATTERS is defined but not
4398 EMPTY_FIELD_BOUNDARY.
4400 2003-04-03 Jason Merrill <jason@redhat.com>
4402 PR c/10175
4403 * jump.c (never_reached_warning): Revert patch of 2002-11-02.
4404 Look backwards for a line note.
4406 2003-04-03 Neil Booth <neil@daikokuya.co.uk>
4408 * fix-header.c (read_scan_file): Defer switch processing.
4410 2003-04-03 Matt Austern <austern@apple.com>
4412 * cpppch.c (reset_ht): Remove.
4413 (cpp_read_state): Remove loop to reset hashtable identifiers.
4414 * ggc-common.c (gt_pch_save): Add call to gt_pch_fixup_stringpool
4415 after pch file is written.
4416 * ggc.h (gt_pch_fixup_stringpool): Declare.
4417 * stringpool.c (ht_copy_and_clear): Define. Callback. Copy
4418 hashnode's value to another hashtable, then clear the original.
4419 (saved_ident_hash): Define.
4420 (gt_pch_save_stringpool): Create saved_ident_hash, use it to
4421 store definitions in ident_hash, and clear ident_hash.
4422 (gt_pch_fixup_stringpool): Define. Restore definitions from
4423 saved_ident_hash to ident_hash, then destroy saved_ident_hash.
4425 Thu Apr 3 22:27:40 CEST 2003 Jan Hubicka <jh@suse.cz>
4427 * cfgrtl.c (update_bb_for_insn): Do not set block for barriers.
4429 2003-04-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4431 PR optimization/10157
4432 * gcse.c (can_copy_p): Rename it to can_copy.
4433 (can_copy_init_p): Remove.
4434 (compute_can_copy): Use can_copy instead of can_copy_p.
4435 (can_copy_p): New exported function. Call compute_can_copy.
4436 (hash_scan_set): Use it.
4437 (gcse_main): Don't call compute_can_copy.
4438 (bypass_jumps): Don't call compute_can_copy.
4439 * rtl.h (can_copy_p): Declare.
4440 * loop.c (scan_loop): Don't move the source and add a reg-to-reg
4441 copy if the mode doesn't support copy operations.
4443 2003-04-03 Jason Merrill <jason@redhat.com>
4445 * Makefile.in (unstrap): Also remove stage_last.
4447 * dwarf2out.c (lookup_filename): Don't check for "<internal>".
4448 (dwarf2out_source_line): Don't do anything if line==0.
4450 * stor-layout.c (do_type_align): New fn, split out from...
4451 (layout_decl): ...here. Do all alignment calculations for
4452 FIELD_DECLs here.
4453 (update_alignment_for_field): Not here.
4454 (start_record_layout, debug_rli): Remove unpadded_align.
4455 * tree.h (struct record_layout_info_s): Remove unpadded_align.
4456 * c-decl.c (finish_enum): Don't set DECL_SIZE, DECL_ALIGN
4457 or DECL_MODE on the CONST_DECLs.
4458 (finish_struct): Don't mess with DECL_ALIGN.
4460 Thu Apr 3 18:57:19 CEST 2003 Jan Hubicka <jh@suse.cz>
4462 * i386.c (print_operand): Do not bypass output_addr_const at flag_pic.
4464 Thu Apr 3 17:08:09 2003 J"orn Rennecke <joern.rennecke@superh.com>
4466 * sh.c (sh_function_ok_for_sibcall): Return 0 if the current
4467 function is an interrupt handler.
4469 * sh.c (sh_expand_epilogue): Avoid clash of temp register for
4470 restoring target registers with EH_RETURN_STACKADJ_RTX; use
4471 multiple registers in round-robin fashion.
4473 2003-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4475 * gengtype-lex.l (IWORD): Add CHAR_BITFIELD.
4476 * system.h (CHAR_BITFIELD): New.
4478 2003-04-03 Kazu Hirata <kazu@cs.umass.edu>
4480 * config/h8300/h8300.md (a peephole2): Generalize to accept GT
4481 and LE.
4482 (another peephole2): Likewise.
4484 2003-04-03 Nick Clifton <nickc@redhat.com>
4486 * config/sparc/sol2-bi.h (ASM_CPU64_DEFAULT_SPEC): Add -TSO.
4487 (DEF_ARCH64_SPEC): Likewise.
4489 Thu Apr 3 09:53:40 CEST 2003 Jan Hubicka <jh@suse.cz>
4491 * i386.c (constant_address_p): Use legitimate_constant_p.
4492 (legitimate_address_p): Do not use CONSTANT_ADDRESS_P.
4494 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
4496 * config/h8300/h8300-protos.h: Add a prototype for
4497 gtle_operator.
4498 * config/h8300/h8300.c (gtle_operator): New.
4499 * config/h8300/h8300.h (PREDICATE_CODES): Add an entry for
4500 gtle_operator.
4501 * config/h8300/h8300.md (a peephole2): Generalize to accept GT
4502 and LE.
4504 2003-04-02 Richard Henderson <rth@redhat.com>
4506 * libgcc-std.ver (_Unwind_GetCFA): New.
4507 * unwind-dw2.c (_Unwind_GetCFA): New.
4508 * unwind-libunwind.c (_Unwind_GetCFA): New.
4509 * unwind-sjlj.c (_Unwind_GetCFA): New.
4510 * unwind.h: Declare it.
4512 Thu Apr 3 00:31:21 CEST 2003 Jan Hubicka <jh@suse.cz>
4514 PR inline-asm/8088
4515 * i386.c (ix86_hard_regno_mode_ok): Return 0 for MMX/SSE registers
4516 when MMX/SSE is not available.
4518 2003-04-02 Mike Stump <mrs@apple.com>
4520 * doc/install.texi (Specific): Update pointers to apple.com.
4522 Thu Apr 3 00:18:49 CEST 2003 Jan Hubicka <jh@suse.cz>
4524 * i386.c (override_options): Disable red zone by default on i386.
4525 (compute_frame_layout, ix86_force_to_memory, ix86_free_from_memory):
4526 Do not test TARGET_64BIT together with TARGET_RED_ZONE
4528 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
4530 * config/h8300/h8300.md (a peephole2): Tighten the condition.
4532 2003-04-02 Richard Henderson <rth@redhat.com>
4534 * longlong.h (umul_ppmm) [alpha]: Use __builtin_alpha_umulh.
4536 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
4538 * config/h8300/h8300.md (a peephole2): New.
4540 2003-04-02 Richard Henderson <rth@redhat.com>
4542 * except.c (sjlj_find_directly_reachable_regions): Recognize when
4543 must-not-throw region has been deleted.
4545 2003-04-02 Richard Henderson <rth@redhat.com>
4547 * dwarf2out.c (output_call_frame_info): Ignore fde->nothrow as an
4548 optimization when flag_exceptions not enabled.
4550 2003-04-02 Vladimir Makarov <vmakarov@redhat.com>
4552 * config/rs6000/rs6000.c
4553 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Redefine the
4554 macros.
4555 (rs6000_issue_rate): Add case for 8540.
4556 (rs6000_use_sched_lookahead): New function.
4558 * config/rs6000/8540.md: Rename SIU units into SU ones and MIU
4559 units into MU ones.
4560 (ppc8540_branch, ppc8540_cr_logical): Add one cycle in the
4561 reservation before retirement.
4562 (ppc8540_multiply, ppc8540_load, ppc8540_store,
4563 ppc8540_simple_float, ppc8540_vector_load, ppc8540_vector_store):
4564 Remove additional cycle in the reservation before retirement.
4565 (ppc8540_mfcr, ppc8540_mtcrf, ppc8540_mtjmpr): Add missed
4566 reservation of ppc8540_issue.
4568 2003-04-02 Andreas Schwab <schwab@suse.de>
4570 * real.c (decode_ieee_single): Fix decoding of SNaN bit.
4572 2003-04-01 Richard Henderson <rth@redhat.com>
4574 * except.c (convert_from_eh_region_ranges_1): Smash REG_EH_REGION
4575 notes for nothrow calls if flag_forced_unwind_exceptions.
4576 (build_post_landing_pads): Mind flag_forced_unwind_exceptions.
4577 (sjlj_find_directly_reachable_regions): Likewise.
4578 (reachable_handlers): Likewise.
4579 (can_throw_external): Likewise.
4580 (collect_one_action_chain): Record cleanups after catch-all and
4581 must-not-throw if flag_forced_unwind_exceptions.
4582 * flags.h (flag_forced_unwind_exceptions): Declare.
4583 * toplev.c (flag_forced_unwind_exceptions): New.
4584 (lang_independent_options): Add it.
4585 * doc/invoke.text: Add it.
4587 2003-04-01 David Mosberger <davidm@hpl.hp.com>
4589 * config/ia64/crti.asm: Clean up trailing whitespace.
4590 Remove trailing hashes (#) from identifiers.
4592 * config/ia64/crtn.asm: Ditto.
4594 * config/ia64/crtend.asm: Remove trailing hashes (#) from
4595 identifiers.
4596 (__do_global_ctors_aux): Align to 32-byte boundary. Add unwind
4597 directives. Drop explicit bundling---it just makes the code
4598 harder to read. Don't save/restore gp needlessly.
4600 * config/ia64/crtbegin.asm: Remove trailing hashes (#) from
4601 identifiers (they're only needed if the identifier would clash
4602 with a register name otherwise).
4603 (__do_global_dtors_aux): Align to 32-byte boundary. Add unwind
4604 directives. Drop explicit bundling---it just makes the code
4605 harder to read.
4606 (__do_jv_register_classes): Ditto.
4607 (.fini_array): Remove "progbits" (newer
4608 assemblers don't like wrong section-types).
4609 (.init_array): Ditto.
4611 2003-04-01 Roger Sayle <roger@eyesopen.com>
4613 PR fortran/9974
4614 * gcse.c (reg_killed_on_edge): New function to test whether the
4615 given reg is overwritten by any instruction queued on an edge.
4616 (bypass_block): Ignore substitutions killed on incoming edges.
4617 Don't bypass outgoing edges that have queued instructions.
4619 2003-04-01 Alexandre Oliva <aoliva@redhat.com>
4621 * real.h (EXP_BITS): Make room for...
4622 (struct real_value): ... added canonical bit.
4623 (struct real_format): Added pnan.
4624 (mips_single_format, mips_double_format, mips_extended_format,
4625 mips_quad_format): New.
4626 * real.c: Copy p to pnan in all formats.
4627 (get_canonical_qnan, get_canonical_snan): Set canonical bit.
4628 (real_nan): Use pnan to compute significand's shift.
4629 (real_identical): Disregard significand in canonical
4630 NaNs.
4631 (real_hash): Likewise. Take signalling into account.
4632 (encode_ieee_single, encode_ieee_double, encode_ieee_quad):
4633 Disregard significand bits in canonical NaNs. Set all bits of
4634 canonical NaN if !qnan_msb_set.
4635 (encode_ibm_extended, decode_ibm_extended): Likewise. Use
4636 qnan_msb_set to tell the base double format.
4637 (ibm_extended_format): Use 53 as pnan.
4638 (mips_single_format, mips_double_format, mips_extended_format,
4639 mips_quad_format): Copied from the corresponding ieee/ibm
4640 formats, with qnan_msb_set false.
4641 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Use mips_extended_format.
4642 * config/mips/linux64.h (MIPS_TFMODE_FORMAT): Use mips_quad_format.
4643 * config/mips/mips.c (override_options): Use mips_single_format
4644 and mips_double_format. Default TFmode to mips_quad_format.
4645 * config/mips/t-linux64 (tp-bit.c): Define QUIET_NAN_NEGATED.
4646 * config/mips/t-irix6: Likewise.
4647 * config/mips/t-mips (fp-bit.c, dp-bit.c): Likewise.
4648 * config/fp-bit.c (pack_d, unpack_d): Obey it.
4650 2003-04-01 Geoffrey Keating <geoffk@apple.com>
4652 * unwind-dw2-fde-darwin.c (DESTRUCTOR_MAY_BE_CALLED_LIVE): New.
4653 (live_image_destructor): Reset image to initial state.
4654 (examine_objects): Set DESTRUCTOR_MAY_BE_CALLED_LIVE.
4656 2003-04-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4658 * config/sparc/sparc.c (input_operand): Accept bare
4659 CONSTANT_P_RTX operands.
4661 2003-04-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4663 * gcse.c (struct ls_expr): Added pattern_regs field.
4664 (ldst_entry): Initialize it.
4665 (extract_mentioned_regs, extract_mentioned_regs_helper): New.
4666 (store_ops_ok): Use regs precomputed by them.
4667 (find_loads, store_killed_in_insn, load_kills_store): Change return
4668 type to bool.
4669 (store_killed_before, store_killed_after): Take position of register
4670 set in account.
4671 (reg_set_info): Store position of the setter.
4672 (gcse_main): Enable store motion.
4673 (mems_conflict_for_gcse_p): Enable load motion of non-symbol mems.
4674 (pre_insert_copy_insn, update_ld_motion_stores, insert_store): Prevent rtl
4675 sharing.
4676 (simple_mem): Enable store motion of non-symbol mems.
4677 (regvec): Type changed.
4678 (LAST_AVAIL_CHECK_FAILURE): New.
4679 (compute_store_table_current_insn): New.
4680 (build_store_vectors): Computation of availability and anticipatability
4681 moved ...
4682 (compute_store_table, find_moveable_store): ... here.
4683 (delete_store): Remove senseless comment.
4684 (store_motion): Reorganize.
4686 2003-04-01 Kevin Buettner <kevinb@redhat.com>
4688 * config/mips/mips.c (override_options): Provide mappings for
4689 HI_REGNUM and LO_REGNUM.
4690 * config/mips/mips.h (MD_DBX_FIRST): Define.
4692 2003-04-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4694 * combine.c (merge_outer_ops): Fix typo.
4696 * varasm.c (make_decl_one_only): Revert 2003-03-09 patch.
4698 2003-04-01 David Edelsohn <edelsohn@gnu.org>
4700 * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md,
4701 power4.md,rios1.md,rios2.md,rs64.md}: Change mult_compare to
4702 imul_compare. Add lmul_compare.
4703 * config/rs6000/power4.md: Bump some latencies. Model extra cycle
4704 in second pair of dispatch slots. Model stores more accurately.
4705 Tweak multiply model. Add bypasses for CR instructions dependent
4706 on complicated compares.
4707 * config/rs6000/rs6000.md (mulsi3): Name imul_compare patterns.
4708 (muldi3): Add lmul_compare patterns.
4709 * config/rs6000/rs6000.c (rs6000_variable_issue): Move FPLOAD_UX
4710 and FPSTORE_UX to split instructions and add COMPARE,
4711 DELAYED_COMPARE, IMUL_COMPARE, LMUL_COMPARE, IDIV, LDIV.
4712 (rs6000_adjust_cost): Add IMUL_COMPARE and LMUL_COMPARE.
4713 (rs6000_rtx_costs): Separate POWER4 multiply case.
4715 2003-04-01 Ulrich Weigand <uweigand@de.ibm.com>
4717 * config/s390/s390.c (s390_fixup_clobbered_return_reg):
4718 Do nothing if __builtin_return_address was not used.
4720 Tue Apr 1 18:18:23 CEST 2003 Jan Hubicka <jh@suse.cz>
4722 * i386.md (test patterns): Allow memory operand in operand1.
4724 2003-02-31 Aldy Hernandez <aldyh@redhat.com>
4726 * testsuite/gcc.c-torture/execute/simd-3.c: New.
4728 * expr.c (expand_expr): Handle VECTOR_CST.
4729 (const_vector_from_tree): New.
4731 * varasm.c (output_constant): Handle VECTOR_CST.
4733 * c-typeck.c (digest_init): Build a vector constant from a
4734 VECTOR_TYPE.
4736 * config/rs6000/rs6000.c: Remove prototype for
4737 easy_vector_constant.
4738 (easy_vector_constant): Add mode parameter. Rewrite to handle
4739 more easy constants.
4740 (rs6000_emit_move): Pass mode to easy_vector_constant.
4741 Call emit_easy_vector_insn for SPE V2SI vector constant moves.
4742 (emit_easy_vector_insn): New.
4743 (easy_vector_same): New.
4744 (EASY_VECTOR_15): New macro.
4745 (EASY_VECTOR_15_ADD_SELF): New macro.
4746 (bdesc_2arg): Rename to xorv2si3.
4747 (easy_vector_constant_add_self): New.
4748 (input_operand): Allow vector constants.
4750 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
4751 easy_vector_constant, easy_vector_constant_add_self.
4752 (EXTRA_CONSTRAINT): Add 'W'.
4754 * config/rs6000/rs6000-protos.h: Add prototype for
4755 easy_vector_constant, emit_easy_vector_insn.
4757 * config/rs6000/altivec.md (xorv8hi3): New.
4758 (xorv16qi3): New.
4759 Remove all _const0 patterns.
4760 (movv4si_internal): Rewrite to use code. Add vector constant to
4761 vector alternative. Add splitter.
4762 (movv8hi_internal): Same.
4763 (movv16qi_internal): Same.
4764 (movv4sf_internal): Same.
4765 Change the unspecs for vspltis* to use constants.
4767 * config/rs6000/spe.md ("xorv4hi3"): New.
4768 ("spe_evxor"): Rename to xorv2si3.
4769 ("xorv1di3"): New.
4770 Remove all _const0 patterns.
4771 (movv2si_internal): Rewrite to use code. Add vector constant to
4772 alternatives. Add splitter.
4773 (movv4hi_internal): Add vector constant to alternatives.
4774 (movv1di_internal): Same.
4775 (movv2sf_internal): Same.
4777 2003-03-31 Mark Mitchell <mark@codesourcery.com>
4779 PR c/9936
4780 * c-decl.c (grokdeclarator): Clear SAVE_EXPR_CONTEXT for
4781 variably-sized arrays in parameters.
4782 (set_save_expr_context): New function.
4783 (c_expand_body): Use it, via walk_tree.
4785 2003-03-31 Eric Christopher <echristo@redhat.com>
4787 * combine.c (can_combine_p): Allow ZERO_EXTRACT and STRICT_LOW_PART.
4788 (combinable_i3pat): Remove call to expand_field_assignment and
4789 #if 0'd code.
4791 2003-03-31 Mark Mitchell <mark@codesourcery.com>
4793 PR c++/10278
4794 * c-common.c (finish_label_address_expr): Handle the
4795 error_mark_node.
4797 2003-03-31 Richard Henderson <rth@redhat.com>
4799 * real.c (real_identical): Reorg so as to not compare
4800 signalling for normals.
4802 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
4804 * config/m68hc11/m68hc11.c (hard_reg_operand): Check the mode.
4806 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
4808 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't rely on REG_WAS_0
4809 notes as they are boggus.
4810 (m68hc11_gen_movqi): Likewise.
4812 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
4814 * config/m68hc11/m68hc11.c (expand_prologue): For an interrupt handler
4815 save the soft registers after the frame pointer so that gdb can unwind
4816 the frame more easily.
4817 (expand_epilogue): Likewise in opposite order; allow to use X register
4818 as scratch if the return value is by reference.
4820 2003-03-31 Jason Merrill <jason@redhat.com>
4822 PR java/10145
4823 * stor-layout.c (update_alignment_for_field): Respect
4824 DECL_USER_ALIGN for zero-length bitfields, too.
4825 * c-decl.c (finish_struct): Don't set DECL_ALIGN for normal
4826 fields.
4828 2003-03-31 Matt Austern <austern@apple.com>
4830 * cpppch.c (struct cpp_savedstate): Add defs and n_defs members.
4831 (count_defs): Keep track of number of defs as well as total size.
4832 (write_defs): Put every definition in cpp_savedstate's defs array.
4833 (comp_hashnode): Define. Comparison function for qsort.
4834 (cpp_write_pch_deps): Sort definitions before writing them.
4835 (struct ht_node_list): Define. Like cpp_savedstate but simpler.
4836 (collect_ht_nodes): Define.
4837 (cpp_valid_state): When verifying that undefined identifiers in
4838 the pch file are still undefined, read a sorted list of undefined
4839 identifiers, collect all defined identifiers into a sorted list,
4840 and walk through both lists to make sure there's no match.
4842 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
4844 * config/h8300/h8300.md (a peephole2): New.
4846 2003-03-31 Michael Matz <matz@suse.de>
4848 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Change 1 into 0.
4850 2003-03-31 Segher Boessenkool <segher@koffie.nl>
4852 PR target/10177
4853 * config/rs6000/rs6000.h (HARD_REGNO_RENAME_OK): New.
4854 * config/rs6000/rs6000.c (compute_vrsave_mask): Don't mark
4855 all call-clobbered registers as used.
4857 2003-03-31 Michael Matz <matz@suse.de>
4859 * cppexp.c (cpp_classify_number): Accept '.' after "0x".
4860 * testsuite/gcc.dg/cpp/c99-hexfloat-3.c: New file.
4862 2003-03-31 Nathan Sidwell <nathan@codesourcery.com>
4864 * gcov.c: Add -a & -u options.
4865 (struct arc_info): Add local_span, is_call_non_return,
4866 is_nonlocal_return, is_unconditional flags, remove is_call flag.
4867 (struct block_info): Add flags, is_call_site, is_nonlocal_return
4868 members. Make encodings a union with span member.
4869 (struct function_info): Add blocks_executed, line, src, line_next
4870 members.
4871 (struct coverage_info): Make branches a union with blocks member.
4872 (struct source_info): Add functions member.
4873 (object_summary, program_count): New global variables.
4874 (flag_all_blocks, flag_unconditional): New flags.
4875 (find_source, output_branch_count): New functions.
4876 (print_usage): Adjust.
4877 (options): Adjust.
4878 (process_args): Adjust.
4879 (read_graph_file) <GCOV_TAG_FUNCTION>: Adjust.
4880 <GCOV_TAG_BLOCKS>: Read flags.
4881 <GCOV_TAG_LINES>: Adjust.
4882 (read_count_file): Process SUMMARY tags.
4883 (solve_flow_graph): Set is_unconditional and clear is_call_site
4884 appropriately.
4885 (add_branch_counts): Adjust. Don't count unconditional branches.
4886 (add_line_counts): Deal with all-blocks mode, accumulate block
4887 coverage.
4888 (accumulate_line_counts): Adjust, generate local spanning tree for
4889 all-blocks mode.
4890 (output_lines): Adjust.
4891 * profile.c (branch_prob): Alter GCOV_FUNCTION_TAG record.
4892 * doc/gcov.texi: Document.
4894 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
4896 * config/h8300/h8300.md: Organize peephole2's that transform
4897 (compare (reg:HI) (const_int)).
4899 2003-03-31 Roger Sayle <roger@eyesopen.com>
4901 * emit-rtl.c (dconstm2, dconsthalf): New real constants.
4902 (init_emit_once): Initialize dconstm2 and dconsthalf here.
4903 * real.h (dconstm2, dconsthalf): Add prototypes here.
4904 * real.c (real_sqrt): Use dconsthalf rather than local copy.
4905 * builtins.c (fold_builtin): When optimizing sqrt(exp(x)) as
4906 exp(x/2.0) remember to fold the division if possible.
4907 Fold sin(0.0) as 0.0, cos(0.0) as 1.0, pow(x,1.0) as x,
4908 pow(x,-1.0) as 1.0/x, pow(x,2.0) as x*x, pow(x,-2.0) as
4909 1.0/(x*x) and pow(x,0.5) as sqrt(x).
4911 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
4913 * config/h8300/h8300.md (a new peephole2): New.
4915 2003-03-31 Richard Sandiford <rsandifo@redhat.com>
4917 * gcse.c (simple_mem): Return false for floating-point accesses
4918 if flag_float_store is true.
4920 2003-03-30 Roger Sayle <roger@eyesopen.com>
4922 * gcse.c (gcse_constant_p): New function to identify constants
4923 suitable for constant propagation, including COMPARE with two
4924 integer constant arguments.
4925 (hash_scan_set): Use gcse_constant_p.
4926 (find_avail_set): Likewise.
4927 (cprop_insn): Likewise.
4928 (do_local_cprop): Likewise.
4929 (find_implicit_sets): Likewise.
4930 (find_bypass_set): Likewise.
4932 2003-03-30 Matt Kraai <kraai@alumni.cmu.edu>
4934 * except.h: Remove definition of varray_type.
4936 2003-03-30 Richard Henderson <rth@redhat.com>
4938 PR opt/10011, opt/10252:
4939 * toplev.c (rest_of_compilation): Run purge_builtin_constant_p
4940 before post-gcse cse pass.
4942 2003-03-30 Roger Sayle <roger@eyesopen.com>
4944 * dojump.c (do_jump): Copy SUBREGs into a pseudo for comparison.
4946 2003-03-30 DJ Delorie <dj@redhat.com>
4948 * profile.c (instrument_edges): Make sure any newly created
4949 jump insns have correct jump label info.
4951 2003-03-30 Richard Henderson <rth@redhat.com>
4953 * cfgbuild.c (make_edges): Use tablejump_p.
4954 * cfgcleanup.c (label_is_jump_target_p): Likewise.
4955 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4956 * cfgrtl.c (flow_delete_block_noexpunge): Likewise.
4957 (try_redirect_by_replacing_jump): Likewise.
4958 (redirect_edge_and_branch): Likewise.
4959 * cse.c (fold_rtx): Likewise.
4960 * jump.c (delete_related_insns): Likewise.
4961 * rtlanal.c (get_jump_table_offset): Likewise.
4962 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): Likewise.
4964 2003-03-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
4966 * Makefile.in (STRICT_WARN): Don't warn for ISO C constructs.
4967 (STRICT2_WARN): Likewise.
4969 2003-03-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4971 PR other/6955
4972 * collect2.c (collect_wait): Use WCOREDUMP and fix output message.
4973 * system.h (WCOREDUMP, WCOREFLG): Define if necessary.
4975 2003-03-30 Richard Henderson <rth@redhat.com>
4977 PR c/10083
4978 * config/alpha/alpha.md (umuldi3_highpart): Change to expander;
4979 don't zero_extend const inputs.
4981 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
4983 * reload1.c (reload_cse_move2add): Fix a comment typo.
4985 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
4987 * config/h8300/h8300.md (a peephole2): Remove useless code.
4989 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
4991 * config/h8300/h8300.md (*iorsi3_and_ashift): New.
4992 (*iorsi3_and_lshiftrt): Likewise.
4993 (*iorsi3_zero_extract): Likewise.
4995 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
4997 * config/h8300/h8300.md (*insv_si_8_8): New.
4998 (*insv_si_8_8_lshiftrt_8): Likewise.
4999 (a peephole2): Likewise.
5001 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5003 * doc/contrib.texi: Add Eric Botcazou and Roger Sayle.
5004 Uniformly use bugfix instead of bug fix.
5006 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5008 PR doc/895
5009 * ONEWS: Remove those items that already appear in the EGCS
5010 release notes on our web pages.
5012 2003-03-29 Alan Modra <amodra@bigpond.net.au>
5014 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Respect
5015 TARGET_HARD_FLOAT. Reformat.
5016 (FUNCTION_ARG_REGNO_P): Likewise, and remove unneeded casts.
5018 2003-03-28 Albert Chin-A-Young <china@thewrittenword.com>
5020 * gcc/fixinc/inclhack.def: Update solaris_mutex_init_1 to
5021 work on Solaris 2.5.1.
5023 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>
5025 * config/h8300/h8300.md (*addsi3_and_r_1): Put under plus:SI
5026 section of h8300.md
5027 (*addsi3_and_nor_r_1): Likewise.
5029 2003-03-29 Ulrich Weigand <uweigand@de.ibm.com>
5031 * config/s390/s390.c (s390_emit_prologoue): Make sure backchain is
5032 set up before any trapping memory access if flag_non_call_exceptions.
5034 2003-03-29 Alan Modra <amodra@bigpond.net.au>
5036 * reload1.c (reload_as_needed): Allow a USE in asm reloads.
5038 * loop.c: (find_mem_in_note_1, find_mem_in_note): Comment.
5040 2003-03-28 Nathanael Nerode <neroden@gcc.gnu.org>
5042 * configure.in: Clarify comments.
5043 * configure: Regenerate.
5045 2003-03-28 Ulrich Weigand <uweigand@de.ibm.com>
5047 * config/s390/s390.md ("literal_pool_31"): Output pool anchor
5048 label even if pool empty when generating PIC.
5049 ("literal_pool_31", "literal_pool_64"): Coding style cleanup.
5051 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>,
5052 Dhananjay Deshpande <dhananjayd@kpit.com>
5054 PR target/10205
5055 * config/h8300/h8300.c (h8300_initial_elimination_offset):
5056 Correct the offset computation when TARGET_NORMAL.
5058 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
5060 PR target/10067
5061 * config/sparc/sparc.md (jump pattern): Correct order
5062 when issuing the annuling marker.
5064 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
5066 PR c/8281
5067 * config/sparc/sparc.md (movdi_insn_sp32_v9): Remove 'f-f' alternative.
5068 (movdi reg/reg split): Match only on sparc32, and v9 when int regs.
5070 2003-03-28 Alan Modra <amodra@bigpond.net.au>
5072 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
5073 globalize_label.
5074 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5075 * config/i960/i960.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5076 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5077 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5078 * config/mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5079 * config/sparc/sparc.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5080 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5082 2003-03-28 Alan Modra <amodra@bigpond.net.au>
5084 * loop.c: (find_mem_in_note_1, find_mem_in_note): New functions.
5085 (replace_loop_mems): Add "written" param. Remove invalid REG_EQUAL
5086 notes after hoisting.
5087 (load_mems): Adjust replace_loop_mems call.
5089 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
5090 Richard Henderson <rth@redhat.com>
5092 PR target/10114 and PR target/10084
5093 * dwarf2out.c (mem_loc_descriptor): Handle LO_SUM.
5095 2003-03-27 Richard Henderson <rth@redhat.com>
5097 * config/alpha/alpha.md (adddi_er_high_l): Valid only after reload.
5099 2003-03-27 Roger Sayle <roger@eyesopen.com>
5101 * fold-const.c (fold_inf_compare): New function to simplify FP
5102 comparisons against +Infinity or -Infinity.
5103 (fold): Optimize floating point comparisons against Infs and NaNs.
5105 2003-03-27 Janis Johnson <janis187@us.ibm.com>
5107 * libgcov.c: Provide only dummy functions if libc is not available.
5109 2003-03-27 Richard Henderson <rth@redhat.com>
5111 * real.h (struct real_value): Add signalling.
5112 (EXP_BITS): Decrement.
5113 * real.c (get_canonical_qnan): Don't set MSB-1.
5114 (get_canonical_snan): Likewise. Set signalling.
5115 (real_identical): Compare signalling.
5116 (round_for_format): Remove force-one-bit on code.
5117 (real_nan): Likewise. Set signalling.
5118 (encode_ieee_single): Add force-one-bit code; honor signalling.
5119 (encode_ieee_double, encode_ieee_extended, encode_ieee_quad): Likewise.
5120 (decode_ieee_single): Set signalling.
5121 (decode_ieee_double, decode_ieee_extended, decode_ieee_quad): Likewise.
5123 2003-03-27 Olivier Hainque <hainque@act-europe.fr>
5125 PR ada/9953
5126 * ada/Makefile.in (gnatlib configuration for HPUX): Split
5127 the general section for HPUX into specific sections for
5128 HPUX 10 and HPUX 11. Fix the setting of TGT_LIB in the HPUX
5129 11 case.
5131 2003-03-27 Glen Nakamura <glen@imodulo.com>
5133 PR opt/10087
5134 * loop.c (loop_givs_reduce): Skip bivs with duplicate locations
5135 while incrementing giv.
5136 (record_biv): Check for duplicate biv locations and
5137 set (struct induction *) v->same if found.
5139 2003-03-27 David Mosberger <davidm@hpl.hp.com>
5141 * unwind-libunwind.c (uw_frame_state_for): Adjust for libunwind
5142 v0.9 API change: replace read of UNW_REG_HANDLER with
5143 unw_get_proc_info().
5144 (_Unwind_GetLanguageSpecificData): Replace read of UNW_REG_LSDA
5145 with unw_get_proc_info().
5146 (_Unwind_GetRegionStart): Replace UNW_REG_PROC_START with
5147 unw_get_proc_info().
5149 2003-03-27 Vladimir Makarov <vmakarov@redhat.com>
5151 * config/rs6000/8540.md: Use presence_set instead of absence_set.
5153 2003-03-26 Richard Henderson <rth@redhat.com>
5155 * c-decl.c (finish_function): Always defer if DECL_DECLARED_INLINE_P.
5157 2003-03-26 Roger Sayle <roger@eyesopen.com>
5159 PR bootstrap/10051, PR bootstrap/10169.
5160 * mips-tfile.c (init_file): Don't provide a static initializer.
5161 (initialize_init_file): Initialize the contents of init_file.
5162 (add_file): Call initialize_init_file if not already initialized.
5164 2003-03-26 Ulrich Weigand <uweigand@de.ibm.com>
5166 * config/s390/s390.c (s390_optimize_prolog): Do not save/restore
5167 registers used for global asm variables.
5168 (s390_frame_info, s390_arg_frame_offset): Likewise.
5169 (s390_emit_prologue, s390_emit_epilogue): Likewise.
5171 2003-03-26 Vladimir Makarov <vmakarov@redhat.com>
5173 * config/rs6000/8540.md: New file.
5175 * config/rs6000/{40x.md, 603.md, 6xx.md, 7450.md, 7xx.md, mpc.md,
5176 power4.md, rios1.md, rios2.md, rs64.md}: Add mult_compare to
5177 reservations for imul.
5179 * config/rs6000/rs6000.md: Include 8540.md. Change
5180 delayed_compare onto mult_compare for insns generating
5181 multiplication.
5182 (mult_compare, fpsimple, brinc, vecdiv, veccmpsimple, vecfdiv):
5183 New type attribute values.
5185 * config/rs6000/spe.md (*negsf2_gp, *abssf2_gpr): Use type
5186 fpsimple instead of fp.
5187 (*divsf3_gpr): Use type vecfdiv instead of fp.
5188 (spe_evfsabs, spe_evfsnabs, spe_evfsneg): Use type vecsimple
5189 instead of vecfloat.
5190 (spe_evfsdive): Use type vecfdiv instead of vecfloat.
5191 (spe_brinc): Use type brinc instead of veccomplex.
5192 (spe_evaddw, spe_evaddiw): Use type vecsimple instead of
5193 veccomplex.
5194 (spe_evdivws, spe_evdivwu): Use type vecdiv instead of veccomplex.
5195 (*movv2si_internal, *movv1di_internal, *movv4hi_internal,
5196 *movv2sf_internal): Define type attribute values for all
5197 alternatives.
5198 (cmpsfeq_gpr, cmpsfgt_gpr, cmpsflt_gpr): Use type veccmp instead
5199 of fpcompare.
5200 (tstsfeq_gpr, tstsfgt_gpr, tstsflt_gpr): Use type veccmpsimple
5201 instead of fpcompare.
5203 2003-03-26 David Edelsohn <edelsohn@gnu.org>
5205 * config/rs6000/power4.md: Allow delay between dispatch and
5206 function units for simple instructions. Correct store units.
5207 Allow branch to occupy as many dispatch slots as necessary.
5209 2003-03-26 Jakub Jelinek <jakub@redhat.com>
5211 * config/ia64/ia64.c (ia64_expand_op_and_fetch): Fix comment.
5212 (ia64_expand_compare_and_swap): Use always DImode ar.ccv,
5213 zero extend old to it.
5214 * config/ia64/ia64.md (cmpxchg_acq_si): Remove mode from ccv
5215 operand.
5217 2003-03-26 Eric Botcazou <ebotcazou@libertysurf.fr>
5219 PR target/7784
5220 * reload.c (find_reloads_address): Handle
5221 (PLUS (PLUS (REG) (REG)) (CONST_INT)) form for
5222 all base registers.
5224 2003-03-25 Marcelo Abreu <mmabreu@inf.ufrgs.br>
5226 PR other/10203
5227 * version.c: Reference the GCC web site in the URL.
5229 2003-03-26 Alan Modra <amodra@bigpond.net.au>
5231 * c-incpath.c (add_standard_paths): Add both "translated" and
5232 non-translated header paths.
5234 2003-03-25 Loren James Rittle <ljrittle@acm.org>
5236 * doc/install.texi (*-*-freebsd*): Update with known status.
5238 2003-03-21 Jason Merrill <jason@redhat.com>
5240 PR optimization/10171
5241 * unroll.c (unroll_loop): Don't delete the jump at the end unless
5242 we also delete a jump at the beginning.
5244 2003-03-25 Stephane Carrez <stcarrez@nerim.fr>
5246 * doc/contrib.texi (Contributors): Mention self as 68HC11/68HC12
5247 contributor.
5249 Tue Mar 25 20:35:51 CET 2003 Jan Hubicka <jh@suse.cz>
5251 * i386.c (ix86_rtx_costs): For -fpic and x86-64 local symbolic
5252 constants are not expensive.
5254 Mon Mar 24 20:03:03 CET 2003 Jan Hubicka <jh@suse.cz>
5256 PR opt/10056
5257 * cfglayout.c (fixup_reorder_chain): Fix dealing with the conditional
5258 jump jumping to the next instruction.
5259 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
5261 2003-03-25 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5263 * doc/passes.texi (Passes): Properly document that we do not
5264 perform jump2 any longer; remove command-line option -dJ.
5266 2003-03-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5268 PR optimization/8746
5269 * config/i386/i386.md (and promoting splitters): Disable HImode to
5270 SImode promoting when the sign bit matters and is not preserved, or
5271 when TARGET_FAST_PREFIX is true. Disable promoting when optimizing
5272 for size.
5274 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
5276 * config/h8300/h8300.md (a peephole2): Extend to support loads
5277 in QImode and HImode.
5279 2003-03-24 Stephane Carrez <stcarrez@nerim.fr>
5281 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Add _call_far and
5282 _return_far
5283 (MULTILIB_OPTIONS): Don't multilib on -mlong-calls.
5284 (MULTILIB_EXCEPTIONS): Likewise.
5285 * config/m68hc11/m68hc11.md ("call"): Support far calls for 68HC11
5286 by calling some board support routine.
5287 ("call_value"): Likewise.
5288 ("*return_void"): Likewise for return.
5289 ("*return_16bit"): Likewise.
5290 ("*return_32bit"): Likewise.
5291 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Generate .far
5292 for 68HC11 too.
5293 (DWARF2_ADDR_SIZE): Use 4 so that addresses can
5294 * config/m68hc11/m68hc11.c (m68hc11_override_options): Accept
5295 -mlong-calls for 68HC11.
5296 * config/m68hc11/larith.asm (declare_near): New macro.
5297 (__premain, ___negsi2, ___one_cmplsi2, ___ashlsi3): Use it.
5298 (___ashrsi3, ___lshrsi3, ___lshrhi3, ___lshlhi3): Likewise.
5299 (___rotrhi3, ___rotlhi3, ___ashrhi3, ___ashrqi3): Likewise.
5300 (___lshlqi3, __divmodhi4, ___mulqi3, ___mulhi3): Likewise.
5301 (__mulhi32): Likewise.
5302 (ret): Update macro for 68HC11.
5303 (__far_trampoline): Implement for 68HC11.
5304 (__call_a16, __call_a32, __return_void, __return_16): New support
5305 routines for 68HC11 memory bank switching calling support.
5306 (__return_32): Likewise.
5308 2003-03-24 Neil Booth <neil@daikokuya.co.uk>
5310 * toplev.c (independent_decode_option): Don't skip a 'Y' prefix.
5312 2003-03-24 Janis Johnson <janis187@us.ibm.com>
5314 * doc/install.texi (Testing): Mention test result links from build
5315 status pages.
5317 2003-03-24 Mark Mitchell <mark@codesourcery.com>
5319 * function.c (put_var_into_stack): Change bool parameter to int.
5320 (gen_mem_addressof): Likewise.
5321 * rtl.h (gen_mem_addressof): Likewise.
5322 * tree.h (put_var_into_stack): Likewise.
5323 * config/alpha/alpha.c (alpha_gp_save_rtx): Adjust call to
5324 gen_mem_addressof or put_var_into_stack.
5325 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5326 * config/ia64/ia64.c (spill_tfmode_operand): Likewise.
5328 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
5330 * config/h8300/h8300.md (a peephole2): New.
5332 2003-03-24 Jakub Jelinek <jakub@redhat.com>
5334 * dojump.c (do_jump): Handle UNSAVE_EXPR specially.
5336 2003-03-24 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5338 * doc/contrib.texi (Contributors): Update Janis Johnson.
5340 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
5342 PR target/10072
5343 * combine.c (simplify_if_then_else): Check that the mode
5344 has MODE_INT class before applying the (OP Z (mult COND C2))
5345 transformation.
5347 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
5349 PR optimization/9414
5350 * config/sparc/sparc.md (widening peepholes): Use
5351 widen_memory_access instead of change_address.
5353 2003-03-23 Mark Mitchell <mark@codesourcery.com>
5355 PR c++/7086
5356 * c-typeck.c (c_mark_addressable): Adjust calls to
5357 put_var_into_stack.
5358 * expr.c (expand_expr): Likewise.
5359 * function.c (put_var_into_stack): Add rescan parameter. Do not
5360 call fixup_var_refs when rescan is false.
5361 (gen_mem_addressof): Likewise.
5362 (assign_parms): Adjust calls to put_var_into_stack.
5363 (setjmp_protect): Likewise.
5364 (setjmp_protect_args): Likewise.
5365 * rtl.h (gen_mem_addressof): Change prototype.
5366 * stmt.c (expand_decl): Adjust calls to put_var_into_stack.
5367 * tree.h (put_var_into_stack): Change prototype.
5369 2003-03-23 Arpad Beszedes <beszedes@cc.u-szeged.hu>
5371 PR middle-end/9967
5372 * builtins.c (expand_builtin_fputs): When optimizing for size,
5373 don't transform fputs into fwrite.
5375 2003-03-23 Glen Nakamura <glen@imodulo.com>
5377 PR c/8224
5378 * fold-const.c (extract_muldiv_1): Don't pass through type conversions
5379 when signedness changes for division or modulus.
5381 2003-03-24 Alan Modra <amodra@bigpond.net.au>
5383 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
5384 globalize_label.
5386 2003-03-23 Roger Sayle <roger@eyesopen.com>
5388 PR c/10178
5389 * stmt.c (expand_end_case_type): Check for overflow in range when
5390 determining whether to use a bit-test implementation.
5392 2003-03-23 Richard Henderson <rth@redhat.com>
5394 * cfgcleanup.c (try_optimize_cfg): Allow merging of tablejumps
5395 before flow2.
5396 * cfgrtl.c (try_redirect_by_replacing_jump): Similarly.
5398 2003-03-23 Richard Henderson <rth@redhat.com>
5400 PR opt/10116
5401 * ifcvt.c (find_if_block): Disallow tablejump insns outgoing
5402 from then_bb or else_bb after flow2.
5404 2003-03-23 Zack Weinberg <zack@codesourcery.com>
5406 * configure.in: Check whether it is necessary to link against
5407 libm to use ldexp.
5408 * configure: Regenerate.
5409 * Makefile.in: Add LDEXP_LIB substitution variable.
5411 2003-03-23 Kazu Hirata <kazu@cs.umass.edu>
5413 * config/h8300/h8300.md: Fix comment typos.
5415 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5417 * pa.c (output_cbranch): Fix typo in comment.
5419 2003-03-22 Richard Henderson <rth@redhat.com>
5421 * cfgcleanup.c (insns_match_p): Do not do EQUIV substitution
5422 after reload.
5424 2003-03-22 DJ Delorie <dj at redhat dot com>,
5425 Bruce Korb <bkorb at gnu dot org>
5427 * fixinc/inclhack.def (solaris_mutex_init_1): New; Fix
5428 buggy Solaris 2.6 mutex/cond initializers.
5429 (solaris_mutex_init): Rename to solaris_mutex_init_2.
5430 * fixinc/fixincl.x: Regenerate.
5431 * fixinc/tests/base/pthread.h: Update.
5432 * fixinc/fixincl.c(initialize): be explicit about the default case
5433 and indicate verbose level when being very, very verbose.
5434 * fixinc/check.tpl(VERBOSE): provide a means for passing the value in
5436 2003-03-22 Andreas Jaeger <aj@suse.de>
5438 * config/i386/i386.c (ix86_init_machine_status): Return value.
5440 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5442 * pa.c (output_cbranch, output_bb, output_bvb): Output nop for
5443 conditional branch to the following instruction. Use next_real_insn
5444 instead of next_active_insn.
5445 (output_dbra, output_movb, jump_in_call_delay): Use next_real_insn
5446 instead of next_active_insn.
5448 2003-03-22 Ulrich Weigand <uweigand@de.ibm.com>
5450 * config/s390/s390.md ("movti", "*movdi_31", "*movdf_31"): Use 'o'
5451 instead of 'm' constraint in forced-split alternatives.
5452 ("*adddi3_31", "*subdi3_31"): Likewise. Also, pass 0 instead of 1 as
5453 VALIDATE_ADDRESS parameter to operand_subword.
5455 2003-03-22 Kazu Hirata <kazu@cs.umass.edu>
5457 * config/h8300/h8300.c (notice_update_cc): Correctly handle
5458 the case where the set destination is STRICT_LOW_PART.
5460 2003-03-22 Svein E. Seldal <Svein.Seldal@solidas.com>
5462 * config/c4x/t-c4x (INSTALL_LIBGCC): Make gcc recognize a c33 as a
5463 c30 instead of a c40 processor.
5465 2003-03-22 Alan Modra <amodra@bigpond.net.au>
5467 * combine.c (simplify_comparison <AND>): Use gen_int_mode. Tidy.
5469 2003-03-21 Zack Weinberg <zack@codesourcery.com>
5471 * c-common.c: Include intl.h.
5472 (shadow_warning): Rewrite to allow better diagnostic translations.
5473 * c-common.h: Update prototype of shadow_warning. Declare sw_kind enum.
5474 * c-decl.c (warn_if_shadowing): Update calls to shadow_warning;
5475 use it throughout.
5476 * Makefile.in (c-common.o): Add intl.h.
5478 2003-03-21 Nathanael Nerode <neroden@gcc.gnu.org>
5480 * config.gcc: Remove 'float_format'.
5482 * fixproto: Define NULL and size_t in generated stdlib.h and
5483 unistd.h. Kill unused required_stdlib_h, required_unistd_h.
5484 Rearrange file generation loop for readability. Generate time.h,
5485 string.h if missing.
5486 * tsystem.h: Include <string.h>, <time.h> unconditionally.
5487 * config.gcc: Blow away POSIX defines.
5489 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
5491 * config/m68hc11/m68hc11.md ("call_value"): Fix trap check.
5493 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
5495 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Fix typo in
5496 writing .interrupt command.
5497 * config/m68hc11/m68hc11.md ("call"): Look at the symbol to see
5498 if it's a far or near function.
5499 ("call_value"): Likewise.
5500 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Add far and
5501 near attributes.
5502 (m68hc11_handle_fntype_attribute): Accept attributes on methods.
5503 (m68hc11_override_options): Ignore -mlong-calls for 68HC11.
5504 (m68hc11_initial_elimination_offset): Set current_function_far
5505 according to attributes.
5506 (expand_prologue): Likewise.
5507 (trap_handler_symbol): New global to keep track of trap handlers.
5508 (m68hc11_encode_section_info): Mark symbol as far if needed; set
5509 trap symbol.
5510 (m68hc11_is_far_symbol): New function.
5511 (m68hc11_is_trap_symbol): New function.
5512 * config/m68hc11/m68hc11-protos.h (m68hc11_is_far_symbol): Declare.
5513 (m68hc11_is_trap_symbol): Declare.
5515 2003-03-21 Jan Hubicka <jh@suse.cz>
5517 * i386.c (ix86_compute_frame_layout): Recompute fast prologues
5518 only when amount of saved regs changed.
5519 (ix86_init_machine_status): Initialize use_fast_prologue_epilgoue_nregs.
5520 * i386.h (machine_function): New fields use_fast_prologue_epilgoue_nregs.
5522 2003-03-21 Jan Hubicka <jh@suse.cz>
5524 PR inline-asm/7916
5525 * function.c (instantiate_virtual_regs_lossage): New function.
5526 (instantiate_virtual_regs_1): Use it.
5527 (instantiate_virtual_regs): Do not continue in substition when insn has
5528 been deleted.
5530 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
5532 * combine.c (make_field_assignment): Fix a warning.
5534 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
5536 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt_16): New.
5538 2003-03-21 Dale Johannesen <dalej@apple.com>
5540 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Increase
5541 priority for R2 on Darwin.
5542 (HARD_REGNO_MODE_OK): Don't accept R31 for DFmode.
5544 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
5546 * combine.c (make_field_assignment): Remove unnecessary AND
5547 when storing into zero_extract.
5549 2003-03-21 Zack Weinberg <zack@codesourcery.com>
5551 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT, gcc_AC_C_FLOAT_FORMAT): Delete.
5552 * configure.in: Don't call gcc_AC_C_FLOAT_FORMAT.
5553 * defaults.h: Remove reference to HOST_FLOAT_WORDS_BIG_ENDIAN
5554 in comment.
5556 2003-03-21 DJ Delorie <dj@redhat.com>
5558 * optabs.c (init_integral_libfuncs): Make sure we init at least up
5559 to "long long" size words.
5561 2003-03-21 Ulrich Weigand <uweigand@de.ibm.com>
5563 * config/s390/s390.h: Do not include fixdfdi.h on s390x.
5564 (TARGET_64BIT): Define as compile-time constant when IN_LIBGCC2.
5565 (MIN_UNITS_PER_WORD): Do not define when IN_LIBGCC2.
5567 2003-03-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5569 PR doc-bug/9813
5570 * doc/extend.texi: Move misplaced paragraph about underscores in
5571 variables in macros.
5573 2003-03-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5574 Richard Henderson <rth@redhat.com>
5576 PR optimization/8366
5577 * config/sparc/sparc.h: (SYMBOLIC_CONST): New macro.
5578 (GO_IF_LEGITIMATE_ADDRESS): Use it. Reject the form
5579 PIC+SYMBOLIC_CONST in other modes than Pmode.
5580 (GO_IF_MODE_DEPENDENT_ADDRESS): Use it. Mark
5581 the form PIC+SYMBOLIC_CONST as mode dependent.
5583 2003-03-21 DJ Delorie <dj@redhat.com>
5585 * config/stormy16/stormy16.c (xstormy16_expand_arith): Make
5586 sure we always emit at least one insn.
5588 2003-03-21 Christopher Faylor <cgf@redhat.com>
5590 * config.gcc (i[34567]86-*-cygwin*): Use new common makefile
5591 stub t-cygming. Use common target header cygming.h. Add extra
5592 c_target_obj and cxx_target_obj file. Default cygwin to posix
5593 threading. Enforce i386 as float format.
5594 (i[34567]86-*-mingw*): Use new common makefile stub t-cygming.
5595 Remove cygwin.h as target header. Use common target header
5596 cygming.h Enforce i386 as float format. Correct typo.
5597 * config/i386/cygming.h: New file, containing definitions
5598 common to mingw32 and cygwin.
5599 * config/i386/cygwin.h: Remove definitions common to cygwin and
5600 mingw. Simplify special spec logic. Define "wrappers" around
5601 certain include path defines to accommodate -mno-cygwin.
5602 Remove some #if 0'ed code.
5603 (STANDARD_INCLUDE_DIR) Always define when not cross-compiling.
5604 (LINK_SPEC): Don't use cyg search prefix when -mno-cygwin.
5605 (GCC_DRIVER_HOST_INITIALIZATION): Define as call to mingw_scan.
5606 * config/i386/mingw32.h: Remove definitions common to cygwin and
5607 mingw.
5608 (EXTRA_OS_CPP_BUILTINS): Adjust.
5609 (TARGET_VERSION): Define.
5610 * config/i386/crtdll.h (EXTRA_OS_CPP_BUILTINS): Override
5611 mingw32.h definitions.
5612 (LIBGCC_SPEC): Add libmingwex.a as in mingw32.h.
5613 * config/i386/t-cygwin (EXTRA_GCC_OBJS): Define as cygwin1.o.
5614 Add compilation rules for cygwin1.o cygwin2.o.
5615 * config/i386/cygwin1.c: New file.
5616 * config/i386/cygwin2.c: New file.
5617 * config/i386/t-cygming: New makefile stub.
5619 2003-03-20 Richard Henderson <rth@redhat.com>
5621 * fold-const.c (extract_muldiv_1): Revert changing order of
5622 operands in case MULT_EXPR of 2003-02-16 patch.
5624 2003-03-20 Daniel Berlin <dberlin@dberlin.org>
5625 Merge changes from new-regalloc-branch
5627 From Michael Matz <matz@suse.de>
5628 * df.c (df_ref_record_1): Move init of loc to safe point.
5629 Only recurse on interesting things in parallels.
5630 Handle CLASS_CANNOT_CHANGE_MODE smarter.
5631 (df_uses_record): Ditto.
5633 * df.h (DF_REF_MEM_OK): New enum member, used to mark ref's which
5634 it's already okay to use memory operands in (IE doesn't require
5635 adding another insn or anything).
5637 2003-03-20 Richard Henderson <rth@redhat.com>
5639 PR middle-end/6348
5640 * explow.c (allocate_dynamic_stack_space): Handle STACK_SIZE_MODE
5641 different from word_mode.
5643 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
5645 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt): Restrict the
5646 source operand to those that can be extracted with bld.
5648 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
5650 PR 10066
5651 * arm.md (UNSPEC_PIC_BASE): New constant.
5652 (pic_add_dot_plus_four): Wrap with unspec.
5653 (pic_add_dot_plus_eight): Likewise.
5655 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
5657 * config/h8300/h8300.md (*insv_si_1_n): New.
5658 (*insv_si_1_n_lshiftrt): Likewise.
5660 2003-03-20 Roger Sayle <roger@eyesopen.com>
5662 * fold-const.c (fold_mathfn_compare): New function to simplify
5663 comparisons against built-in math functions. Fold comparisons
5664 of sqrt against constants.
5665 (fold): Call fold_mathfn_compare when appropriate.
5667 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
5669 * ifcvt.c (find_if_case_1): If we add a new bb, update the dominance
5670 information.
5672 2003-03-20 Per Bothner <pbothner@apple.com>
5674 Various cleanups to help compile server.
5676 * cppinit.c (cpp_create_reader): Take extra hash_table* argument,
5677 and pass that to _cpp_init_hashtable.
5678 (cpp_read_main_file): Drop hash_table* argument; don't call
5679 _cpp_init_hashtable.
5680 * cpplib.h: Update declarations to match.
5681 * c-opts.c (c_common_init_options): Pass ident_hash to
5682 cpp_create_reader.
5683 (c_common_post_options): Don't pass ident_hash to cpp_read_main_file.
5684 * fix-header.c (read_scan_file): Likewise pass NULL table to
5685 cpp_create_reader rather than cpp_read_main_file.
5687 * cppfiles.c (cpp_rename_file): Generalized and renamed
5688 to cpp_change_file.
5689 * cpplib.h: Update declaration to match.
5690 * c-opts.c (push_command_line_line, finish_options): Change
5691 cpp_rename_file calls to cpp_change_file.
5693 * line-map.c (add_line_map): Allow leaving the outermost file.
5694 Allowing entering an outermost-file after the initial time.
5696 * toplev.c (pop_srcloc): Allow popping from initial file.
5698 2003-03-20 Kazu Hirata <kazu at cs dot umass dot edu>
5700 * fold-const.c (fold): Fold A - (A & B) into ~B & A.
5702 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
5704 * config/h8300/h8300.md (a peephole2): New.
5706 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
5708 * config/h8300/h8300.md (*addsi3_and_r_1): New.
5709 (*addsi3_and_not_r_1): Likewise.
5711 2003-03-19 Loren James Rittle <ljrittle@acm.org>
5713 * Makefile.in (STRICT2_WARN): Add @WERROR@.
5714 (GCC_WARN_CFLAGS): Remove $(WERROR).
5715 (fixinc.sh-warn): New.
5716 * ada/Make-lang.in (ada-warn): Add $(WERROR).
5717 * cp/Make-lang.in (cp-warn): Add $(WERROR).
5718 * f/Make-lang.in (f-warn): Add $(WERROR).
5719 * java/Make-lang.in (java-warn): Add $(WERROR).
5720 * treelang/Make-lang.in (treelang-warn): Add $(WERROR).
5722 2003-03-19 Nathanael Nerode <neroden@gcc.gnu.org>
5724 * c-common.h (c_dump_tree), c-dump.c (c_dump_tree),
5725 langhooks-def.h (lhd_tree_dump_dump_tree),
5726 langhooks.c (lhd_tree_dump_dump_tree), langhooks.h (*dump_tree):
5727 Change return type from 'int' to 'bool'. Replace 0 and 1 with
5728 true and false in return statements.
5730 2003-03-19 Kevin Buettner <kevinb@redhat.com>
5732 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE): Define.
5733 (DWARF_COMPILE_UNIT_HEADER_SIZE): Take into account
5734 DWARF_INITIAL_LENGTH_SIZE.
5735 (output_compilation_unit_header, output_pubnames, output_aranges)
5736 (output_line_info): Output 0xffffffff escape value for 64-bit
5737 DWARF extension.
5738 * config/mips/iris6.h (DWARF_INITIAL_LENGTH_SIZE): Define.
5740 2003-03-19 Ulrich Weigand <uweigand@de.ibm.com>
5742 * config/s390/s390.c (s390_preferred_reload_class): Do not
5743 force constants to the pool unless necessary.
5744 (s390_decompose_address): Prefer to use pointer as base,
5745 not index register.
5746 * config/s390/s390.md ("*tsthiCCT_only"): Remove '?' from
5747 Q alternative.
5748 ("*movdi_64", "*movsi", "movhi", "movqi_64", "movqi",
5749 "*movdf_64", "*movsf"): Add '?' to Q->Q alternatives.
5750 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
5751 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
5752 "*adddi3_31", "*subdi3_31"): Do not set "type" attribute.
5754 2003-03-19 Jan Hubicka <jh@suse.cz>
5756 * i386.h (machine_function): New fields use_fast_prologue_epilogue.
5757 * i386.c (use_fast_prologue_epilogue): Remove.
5758 (ix86_frame): New field save_regs-using_mov;
5759 (ix86_compute_frame_layout): Decide on fast prologues;
5760 allocate saved registers in red zone.
5761 (ix86_expand_epilogue, ix86_expand_prolgoues): Obey new parameters.
5763 2003-03-19 Nick Clifton <nickc@redhat.com>
5765 * config/mcore/mcore.h (CPP_SPEC): Remove trailing semi-colon.
5767 2003-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5769 PR 10062
5770 * config/pa/pa-hpux.h (TARGET_HPUX_UNWIND_LIBRARY): Redefine.
5771 * pa-protos.h (output_lbranch): New prototype.
5772 * pa.c (compute_frame_size): Change size of the frame marker on the
5773 64-bit ports to 48 bytes.
5774 (pa_output_function_prologue): Document why SAVE_SP is set.
5775 (hppa_expand_prologue): Save previous stack pointer into frame marker
5776 on targets which use the hpux unwind library.
5777 (output_cbranch): Use output_lbranch.
5778 (output_lbranch): New function to output long unconditional branches.
5779 * pa.h (TARGET_HPUX_UNWIND_LIBRARY): Define.
5780 (STACK_POINTER_OFFSET): Update offset for 48-byte frame marker on
5781 64-bit ports.
5782 * pa.md (jump): Use output_lbranch.
5783 (allocate_stack): New expander for dynamic stack allocation.
5785 2003-03-19 Alan Modra <amodra@bigpond.net.au>
5787 * config/rs6000/rs6000.c (rs6000_stack_info): Only require a frame
5788 when debugging on XCOFF targets. Delete "abi" temp.
5790 PR target/10073
5791 * combine.c (force_to_mode <NOT>): Use gen_int_mode.
5793 2003-03-18 Jakub Jelinek <jakub@redhat.com>
5795 * config/s390/s390.c (s390_output_dwarf_dtprel): New.
5796 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): New proto.
5797 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5799 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): New.
5800 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): New proto.
5801 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5803 2003-03-18 Geoffrey Keating <geoffk@apple.com>
5805 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't clone
5806 the result of machopic_function_base_name.
5807 * config/darwin.c (machopic_function_base_name): Use a gc-allocated
5808 string rather than a static array.
5810 * Makefile.in (emit-rtl.o): Add gt-emit-rtl.h to dependencies.
5812 * gengtype.c: Include rtl.h.
5813 (enum rtx_code): Don't define.
5814 (rtx_format): Make declaration match rtl.h.
5815 (rtx_next_new): Rename from rtx_next to avoid conflict. Change all
5816 users.
5817 (adjust_field_rtx_def): Describe strings in NOTE_LINE_NUMBER notes.
5818 * Makefile.in (gengtype.o): Update dependencies.
5820 2003-03-18 Andreas Schwab <schwab@suse.de>
5822 * config/m68k/m68k.md (iordi3): Fix setting low half to -1. From
5823 martin@blom.org.
5825 2003-03-18 Geoffrey Keating <geoffk@apple.com>
5827 * function.c (next_block_index): Mark with GTY.
5829 * config/rs6000/rs6000.md (macho_correct_pic): Correct pattern.
5831 2003-03-18 Richard Henderson <rth@redhat.com>
5833 * config/ia64/ia64.md (UNSPECV_SETJMP_RECEIVER): New.
5834 (builtin_setjmp_receiver): Delay call to ia64_reload_gp
5835 until after reload.
5837 2003-03-18 Richard Henderson <rth@redhat.com>
5839 * builtins.c (expand_builtin_unop): New target_mode operand;
5840 use it to convert the result to the correct mode.
5841 (expand_builtin): Update all callers.
5843 2003-03-18 Ulrich Weigand <uweigand@de.ibm.com>
5845 * config/s390/s390.md ("movti", "movhi", "movqi"): Add "type" attribute.
5847 2003-03-18 Jan Hubicka <jh@suse.cz>
5849 * i386.md: Fix previous commit that mistakely applied the patch
5850 twice.
5852 * alias.c (rtx_equal_for_memref_p): Assume that X and Y has been
5853 canonicalized.
5854 (memrefs_conflict_p): Likewise.
5855 (addr_side_effect_eval): Canonicalize the constructed address.
5857 2003-03-18 Jan Hubicka <jh@suse.cz>
5859 * i386.md (cvtts?2si peep2): New.
5861 2003-03-18 Kazu Hirata <kazu@cs.umass.edu>
5863 * config/h8300/h8300.md (*iorsi3_two_qi_zext): New.
5865 2003-03-18 Andreas Schwab <schwab@suse.de>
5867 * dwarf2out.c (output_file_names): Cast size_t to unsigned long
5868 for format.
5870 2003-03-17 Jason Merrill <jason@redhat.com>
5872 PR c++/10091
5873 * expr.c (expand_expr) [ADDR_EXPR]: Disallow taking the address of
5874 an unaligned member of TREE_ADDRESSABLE type.
5876 2003-03-18 Alan Modra <amodra@bigpond.net.au>
5878 * config/rs6000/linux64.h (MASK_PROFILE_KERNEL): Define.
5879 (TARGET_PROFILE_KERNEL): Define.
5880 (SUBTARGET_SWITCHES): Handle -mprofile-kernel.
5881 (PROFILE_BEFORE_PROLOGUE): Don't define.
5882 (PROFILE_KERNEL): Remove hacks.
5883 * config/rs6000/rs6000.c (TARGET_PROFILE_KERNEL): Define default.
5884 (rs6000_stack_info): No need to save lr if just for profiling when
5885 TARGET_PROFILE_KERNEL.
5886 (output_profile_hook): Output nothing when TARGET_PROFILE_KERNEL.
5887 (output_function_profiler): Localize label generation. Emit code
5888 for kernel profiling.
5890 2003-03-17 Kazu Hirata <kazu@cs.umass.edu>
5892 * config/h8300/h8300-protos.h: Add a prototype for
5893 byte_accesses_mergeable_p.
5894 * config/h8300/h8300.c (byte_accesses_mergeable_p): New.
5895 * config/h8300/h8300.md (*iorhi3_two_qi_mem): Likewise.
5896 (a splitter): Likewise.
5897 (*iorsi3_ashift_16_ashift_24): Likewise.
5898 (*iorsi3_ashift_16_ashift_24_mem): Likewise.
5900 2003-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5902 * dwarf2asm.h: Delete obsolete comment.
5903 (dw2_asm_output_data, dw2_asm_output_delta, dw2_asm_output_offset,
5904 dw2_asm_output_pcrel, dw2_asm_output_addr,
5905 dw2_asm_output_addr_rtx, dw2_asm_output_encoded_addr_rtx,
5906 dw2_asm_output_nstring, dw2_asm_output_data_uleb128,
5907 dw2_asm_output_data_sleb128, dw2_asm_output_delta_uleb128,
5908 dw2_asm_output_delta_sleb128): Add ATTRIBUTE_NULL_PRINTF.
5910 2003-03-17 Zack Weinberg <zack@codesourcery.com>
5912 * c-tree.h (struct lang_identifier): Remove error_locus field.
5913 (IDENTIFIER_ERROR_LOCUS): Kill.
5914 (record_function_scope_shadow): New prototype.
5915 * c-typeck.c (build_external_ref): Don't complain if
5916 decl is error_mark_node. When not at file scope, bind the
5917 decl's local value to error_mark_node to suppress further
5918 warnings, instead of setting IDENTIFIER_ERROR_LOCUS.
5920 * c-decl.c (get_function_binding_level): New static function.
5921 (record_function_scope_shadow): New exported function.
5922 (c_make_fname_decl): Use get_function_binding_level.
5924 2003-03-17 Steve Ellcey <sje@cup.hp.com>
5926 * stmt.c (tail_recursion_args): Call promote_mode to set
5927 unsignedp flag correctly before calling convert_move.
5929 2003-03-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5931 * loop-unroll.c (decide_peel_completely,
5932 decide_unroll_constant_iterations, decide_unroll_stupid,
5933 decide_unroll_runtime_iterations, decide_peel_simple): Set
5934 loop->has_desc.
5936 2003-03-17 Jan Hubicka <jh@suse.cz>
5938 * ggc-common.c (ggc_mark_roots): Use htab_traverse_noresize.
5940 2003-03-17 Olivier Hainque <hainque@act-europe.fr>
5942 * function.c (assign_parms): For a struct value address passed as
5943 first argument, delay the function's result RTL setup code until
5944 after the emission of parameter conversions.
5946 2003-03-17 Dave Love <fx@gnu.org>
5947 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5949 * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Define __digital__,
5950 __arch64__ to match Compaq cc.
5952 2003-03-17 Neil Booth <neil@daikokuya.co.uk>
5954 * c-opts.c: Default TARGET_EBCDIC to 0 if not defined.
5955 (c_common_init): Set EBCDIC in cpp options.
5956 * cpplex.c (maybe_read_ucs, cpp_parse_escape): Use EBCDIC option,
5957 not conditional compilation.
5958 * cpplib.h (struct cpp_options): New entry EBCDIC.
5960 2003-03-17 Neil Booth <neil@daikokuya.co.uk>
5962 * fix-header.c (read_scan_file): Need to malloc arguments to add_path.
5964 2003-03-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5966 * function.c (thread_prologue_and_epilogue_insns): Set delete_unused
5967 argument to 0 for redirect_jump.
5969 2003-03-16 Mark Mitchell <mark@codesourcery.com>
5971 PR c++/8805
5972 * except.c (eh_region_u_cleanup): Add prev_try.
5973 (expand_eh_region_end_cleanup): Set it.
5974 (reachable_handlers): Use it to skip over cleanup blocks.
5976 2003-03-17 Andreas Jaeger <aj@suse.de>
5978 * Makefile.in (TAGS): Remove obsolete handling of =*.[chy].
5980 2003-03-17 Alan Modra <amodra@bigpond.net.au>
5982 * config/rs6000/linux64.h (TARGET_64BIT): Redefine.
5983 (TARGET_RELOCATABLE, TARGET_EABI, TARGET_PROTOTYPE): Likewise.
5984 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Likewise.
5985 (SUBTARGET_OVERRIDE_OPTIONS, CPP_SYSV_SPEC): Likewise.
5987 2003-03-16 Richard Henderson <rth@redhat.com>
5989 * simplify-rtx (simplify_binary_operation): Don't abort for
5990 SS_PLUS, US_PLUS, SS_MINUS, US_MINUS.
5992 2003-03-16 Richard Henderson <rth@redhat.com>
5994 * config/i386/i386.md (movstrictqi, movstrictqi_1): Check
5995 optimize_size as well.
5997 2003-03-16 Stephane Carrez <stcarrez@nerim.fr>
5999 * config/m68hc11/m68hc11.c (print_operand): Handle 'b' modifier
6000 for D register to specify the low part of it, aka B.
6001 (m68hc11_gen_movhi): Use REG_WAS_0 note and increment or decrement
6002 the register if we are loading 1 or -1 to it; avoid using temp
6003 register when moving X/Y to Y/X.
6004 (m68hc11_gen_movqi): Likewise.
6005 (m68hc11_check_z_replacement): Fix last insn setting for compare case.
6007 2003-03-14 Mark Mitchell <mark@codesourcery.com>
6009 PR optimization/9016
6010 * config/i386/i386.c (ix86_expand_move): Force more CONST_DOUBLEs
6011 into the constant pool.
6013 2003-03-16 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
6015 PR target/9164
6016 * tree.c (get_narrower): For extensions with unchanged bit number,
6017 return the unsignedness of the outer mode.
6019 2003-03-16 Roger Sayle <roger@eyesopen.com>
6021 * c-typeck.c (build_component_ref): Turn "for" into "do .. while"
6022 to avoid "may be used uninitialized" warning on ia64-hpux.
6023 * config/ia64/ia64-c.c: Include "tm_p.h" for function prototypes.
6025 2003-03-16 Andreas Jaeger <aj@suse.de>
6027 * configure.in: Improve check for memcheck.h.
6028 * configure: Regenerated.
6030 2003-03-16 Neil Booth <neil@daikokuya.co.uk>
6032 * doc/cppopts.texi: Remove documentation of -A-.
6034 2003-03-15 Zack Weinberg <zack@codesourcery.com>
6036 * doc/libgcc.texi: Remove @tie.
6038 2003-03-15 Josef Zlomek <zlomekj@suse.cz>
6040 * rtl.h (subrtx_p): Renamed to rtx_referenced_p.
6041 (rtx_pair): Added new element update_label_nuses, renamed to
6042 replace_label_data.
6043 * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge): Use
6044 replace_label_data instead of rtx_pair.
6045 * loop.c (load_mems): Likewise.
6046 * rtlanal.c (replace_label): Replace label in pool constants and in
6047 INSN_LIST (in REG_LABEL note).
6048 (subrtx_p): Renamed to rtx_referenced_p.
6049 (subrtx_p_1): Renamed to rtx_referenced_p_1, compare the interior of
6050 LABEL_REF with CODE_LABEL, traverse constants from pool.
6052 2003-03-15 Aldy Hernandez <aldyh@redhat.com>
6053 Zack Weinberg <zack@codesourcery.com>
6055 * Makefile.in (TEXI_GCCINT_FILES): Add libgcc.texi.
6056 * doc/libgcc.texi: New file.
6057 * doc/interface.texi: Delete paragraph about libgcc interface.
6058 * doc/gccint.texi: Add libgcc menu entry and @include libgcc.texi.
6060 2003-03-15 Jason Merrill <jason@redhat.com>
6062 PR debug/9039
6063 * dwarf2out.c (gen_decl_die): Ignore frontend tree codes.
6065 PR debug/6387
6066 * dwarf2out.c (dwarf2out_decl): If we're at -g1, just stick nested
6067 function DIEs at toplevel.
6068 (decls_for_scope): At -g1, don't descend into subblocks.
6070 2003-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6072 * varasm.c (struct rtx_const): Change type of un.addr member
6073 to struct holding an additional 'symbol' member.
6074 (decode_rtx_const): Re-enable optimization to count SYMBOL_REFs
6075 with equal string addresses as equal.
6076 (simplify_subtraction): Adapt to struct rtx_const change.
6078 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
6080 * fix-header.c (read_scan_file): Read main file before handling -D.
6082 2003-03-15 Roger Sayle <roger@eyesopen.com>
6084 * c-cppbuiltin.c (builtin_define_with_value_n): Fix whitespace.
6085 * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
6086 * cfgbuild.c (find_many_sub_basic_blocks): Likewise.
6087 (find_sub_basic_blocks): Likewise.
6088 * cgraphunit.c (cgraph_expand_functions): Likewise.
6089 * dwarf2out.c (prune_unused_types): Likewise.
6090 * expr.c (store_field): Likewise.
6091 * genextract.c (print_path): Likewise.
6092 * haifa-sched.c (schedule_insn): Likewise.
6093 * lcm.c (compute_antinout_edge): Likewise.
6094 * loop-unroll.c (decide_peel_once_rolling): Likewise.
6095 * ra-colorize.c (ra_colorize_free_all): Likewise.
6096 * ra-debug.c (dump_igraph): Likewise.
6097 (debug_hard_reg_set): Likewise.
6098 * reg-stack.c (reg_to_stack): Likewise.
6099 * rtlanal.c (refers_to_regno_p): Likewise.
6100 * tracer.c (layout_superblocks): Likewise.
6102 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
6104 * fix-header.c (read_scan_file): Fix thinko.
6106 2003-03-15 Glen Nakamura <glen@imodulo.com>
6108 * reload1.c (choose_reload_regs): Use && instead of ||
6109 with REG_CANNOT_CHANGE_MODE_P condition.
6111 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
6113 * Makefile.in: Update.
6114 * c-common.h (cb_register_builtins): Rename c_cpp_builtins.
6115 * c-lex.c (init_c_lex): Register builtins hook is dead.
6116 * c-opts.c (COMMAND_LINE_OPTIONS, missing_arg): Handle -A, -D and -U.
6117 (c_common_decode_option): Don't call cpp_handle_option.
6118 Handle -A, -D and -U.
6119 (handle_deferred_opts): Simplify.
6120 (finish_options): Define builtins and command line macros.
6121 * c-ppoutput.c (init_pp_output): Register builtins hook is dead.
6122 * cppinit.c: Don't include intl.h.
6123 (init_builtins): Rename cpp_init_builtins. No hook to call.
6124 (init_library): Don't need to sort options.
6125 (cpp_create_reader): Don't set pending.
6126 (cpp_destroy): Don't free pending.
6127 (struct pending_option, cl_directive_handler, struct cpp_pending,
6128 APPEND, free_chain, new_pending_directive, parse_option, opt_comp,
6129 cpp_finish_options, COMMAND_LINE_OPTIONS, DEF_OPT, struct cl_option,
6130 cl_options, cpp_handle_option): Remove.
6131 * cpplib.h (struct cpp_pending, register_builtins, cpp_handle_option,
6132 cpp_finish_options): Remove.
6133 (cpp_init_builtins): New.
6134 * fix-header.c (read_scan_file): Update to handle -D. Fix
6135 handling of -I. Replace call to cpp_finish_options.
6137 2003-03-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6139 PR optimization/9387
6140 * function.c (thread_prologue_and_epilogue_insns): Use redirect_jump
6141 for conditional returns.
6143 2003-03-14 Jason Merrill <jason@redhat.com>
6145 PR optimization/6871
6146 * varasm.c (assemble_variable): Leave constant zeroes in .rodata.
6148 2003-03-14 Neil Booth <neil@daikokuya.co.uk>
6150 * c-opts.c (finish_options): New.
6151 (COMMAND_LINE_OPTIONS, c_common_decode_option): Add -imacros.
6152 (missing_arg): Handle OPT_include and OPT_imacros.
6153 (c_common_init, c_common_parse_file): Use finish_options.
6154 (handle_deferred_opts): Update.
6155 * cppinit.c (struct cpp_pending): Remove imacros_head and imacros_tail.
6156 (cpp_finish_options): Don't handle -imacros here.
6157 (no_fil): Remove.
6158 (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -imacros.
6160 2003-03-14 Jakub Jelinek <jakub@redhat.com>
6162 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Don't call
6163 rs6000_maybe_dead if !fromprolog.
6165 2003-03-14 Neil Booth <neil@daikokuya.co.uk>
6167 * Makefile.in: Update.
6168 * c-common.h (fe_file_change, pp_file_change): New.
6169 * c-lex.c (init_c_lex): Don't set cb_file_change.
6170 (c_common_parse_file): Move to c-opts.c.
6171 (cb_file_change): Rename fe_file_change.
6172 * c-opts.c: Include debug.h.
6173 (warn_unused_macros, include_cursor): New.
6174 (push_command_line_include, cb_file_change): New.
6175 (COMMAND_LINE_OPTIONS): Handle -include.
6176 (c_common_decode_option): Use local warn_unused_macros.
6177 Handle OPT_include.
6178 (c_common_post_options): Set file change callback.
6179 (handle_deferred_opts): Skip -include. Don't free the array.
6180 (c_common_init): Call cpp_finish_options here, and push an
6181 initial -include file.
6182 * c-ppoutput.c (cb_file_change): Rename pp_file_change.
6183 (preprocess_file): Don't call cpp_finish_options.
6184 (init_pp_output): Don't set the file change callback.
6185 (pp_file_change): Return if no line commands or no output.
6186 * cpphash.h (next_include_file, first_unused_line): Remove.
6187 * cppinit.c (include_head, include_tail): Remove.
6188 (cpp_destroy): Don't free -include chain.
6189 (cpp_finish_options): Don't handle -include, or worry about
6190 -Wunused-macros.
6191 (_cpp_maybe_push_include_file): Remove.
6192 (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -include.
6193 * cpplib.c (_cpp_pop_buffer): Don't handle -include.
6194 * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_create_definition):
6195 Used flag is set based upon the state of the warn_unused_macros
6196 flag, and so use of first_unused_line is unnecessary.
6198 2003-03-13 Jan Hubicka <jh@suse.cz>
6200 * cselib.c (clear_table): Do not take argument; always clear just
6201 used slots.
6202 (cselib_process_insn): Update call of clear_table
6203 (cselib_init): Do not call clear_table.
6204 (cselib_finish): Clear table.
6206 * cse.c (count_reg_usage): Do not check side_effects_p.
6207 * rtlanal.c (set_noop_p): Check side_effects_p only when set looks
6208 like noop.
6209 (find_reg_equal_equiv_note): Do not use find_reg_note.
6211 2003-03-14 Richard Henderson <rth@redhat.com>
6213 PR target/9700
6214 * config/alpha/alpha.c (alpha_va_start): Account for
6215 current_function_pretend_args_size in the AP offset.
6217 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Move out of line.
6218 (INITIAL_ELIMINATION_OFFSET): Move out of line.
6219 * config/alpha/alpha.c (alpha_setup_incoming_varargs): New.
6220 (alpha_initial_elimination_offset) New.
6221 * config/alpha/alpha-protos.h: Update.
6223 2003-03-14 Jakub Jelinek <jakub@redhat.com>
6225 * stmt.c (expand_start_case): Call emit_queue ().
6227 2003-03-14 Chris Demetriou <cgd@broadcom.com>
6228 Alexandre Oliva <aoliva@redhat.com>
6230 * config/mips/mips.h (FUNCTION_PROFILER): _mcount() doesn't pop 2
6231 words in new abis.
6233 2003-03-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6235 PR optimization/8396
6236 * tree-inline.c (initialize_inlined_parameters): Make sure the value
6237 of read-only constant arguments is passed with the right type.
6239 2003-03-14 Steven Bosscher <steven@gcc.gnu.org>
6241 * doc/extend.texi (Function Names): Make the example compilable.
6243 2003-03-13 David Edelsohn <edelsohn@gnu.org>
6245 * config/rs6000/rs6000.c (processor_target_table): Really allow
6246 GP optional instructions on Power4.
6248 2003-03-13 Roger Sayle <roger@eyesopen.com>
6250 * calls.c (flags_from_decl_or_type): Factor and remove redundant
6251 conditional tests.
6253 2003-03-13 Mike Stump <mrs@apple.com>
6255 * ggc-page.c (struct page_entry): Remove varray.h header.
6256 Add index_by_depth field.
6257 Remove save_in_use_p field.
6258 (struct globals): Add depth_in_use, depth_max, by_depth_in_use,
6259 by_depth_max, by_depth, and save_in_use fields.
6260 (INITIAL_PTE_COUNT): Add.
6261 (save_in_use_p_i): Add.
6262 (save_in_use_p): Add.
6263 (adjust_depth): Add.
6264 (move_ptes_to_front): Add.
6265 (push_depth): Add.
6266 (push_by_depth): Add.
6267 (prefetch): Add.
6268 (free_page): Add support for and use faster data structures.
6269 (ggc_alloc): Likewise.
6270 (init_ggc): Likewise.
6271 (ggc_recalculate_in_use_p): Likewise.
6272 (ggc_pop_context): Likewise.
6273 (clear_marks): Likewise.
6274 (ggc_pch_read): Likewise.
6275 * Makefile.in (ggc-page.o): Remove varray.h.
6277 2003-03-13 Nathanael Nerode <neroden@gcc.gnu.org>
6279 * ChangeLog: Rotated last year's entries to...
6280 * ChangeLog.8: New.
6282 * config/ia64/fde-glibc.c, config/ia64/freebsd.h,
6283 config/ia64/hpux.h, config/ia64/hpux_longdouble.h,
6284 config/ia64/ia64-c.c, config/ia64/ia64-modes.def,
6285 config/ia64/ia64-protos.h, config/ia64/ia64.c,
6286 config/ia64/ia64.h, config/ia64/ia64.md,
6287 config/ia64/itanium1.md, config/ia64/itanium2.md,
6288 config/ia64/quadlib.c, config/ia64/unwind-ia64.c,
6289 config/ia64/unwind-ia64.h: It's GCC, not GNU CC.
6291 2003-03-13 Aldy Hernandez <aldyh@redhat.com>
6293 * config/rs6000/rs6000.c (rs6000_dwarf_register_span):
6294 Differentiate endianness.
6295 (s6000_override_options): Use cpu type instead of TARGET_SPE.
6297 2003-03-13 Nick Clifton <nickc@redhat.com>
6299 * config/arm/arm.c (print_multi_reg): Do not generate a type 2
6300 LDM instructions with writeback enabled.
6301 (output_return_instruction): Likewise.
6303 * config/arm/pe.h (FIXED_REGISTERS): Remove definition.
6304 (CALL_USED_REGISTERS): Remove definition.
6305 (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Define.
6307 2003-03-13 Alan Modra <amodra@bigpond.net.au>
6309 * config/rs6000/rs6000.c (rs6000_flag_pic): Delete.
6310 (rs6000_xcoff_encode_section_info): #ifdef TARGET_XCOFF.
6311 (rs6000_binds_local_p, TARGET_BINDS_LOCAL_P): #if TARGET_MACHO.
6312 (rs6000_override_options): Don't clear flag_pic for ABI_AIX.
6313 (rs6000_legitimize_address): Formatting.
6314 (rs6000_emit_move): Likewise.
6315 (rs6000_return_addr): Test ABI_AIX as well as flag_pic.
6316 (rs6000_emit_prologue <save_LR_around_toc_setup>): Likewise.
6317 (rs6000_elf_select_section): Comment reason for shlib being
6318 set for ABI_AIX.
6319 (rs6000_elf_unique_section): Likewise.
6320 (rs6000_elf_encode_section_info): Test !TARGET_AIX as well as ABI_AIX.
6321 * config/rs6000/rs6000.h (LEGITIMATE_LO_SUM_ADDRESS_P): Test ABI_AIX
6322 as well as flag_pic.
6323 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
6324 (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6325 * config/rs6000/linux64.h (TARGET_ENCODE_SECTION_INFO): Don't define.
6327 2003-03-13 Richard Henderson <rth@redhat.com>
6329 * emit-rtl.c (try_split): Handle 1-1 splits of call insns properly.
6331 * config/ia64/ia64.c (TARGET_FUNCTION_OK_FOR_SIBCALL): New.
6332 (ia64_gp_save_reg): Remove.
6333 (struct ia64_frame_info): Move to the beginning of the file;
6334 add reg_save_gp.
6335 (ia64_expand_call): Rearrange for new call patterns.
6336 (ia64_reload_gp): New.
6337 (ia64_split_call): New.
6338 (ia64_compute_frame_size): Allocate reg_save_gp.
6339 (ia64_expand_prologue): Save reg_save_gp.
6340 (ia64_expand_epilogue): Don't restore gp.
6341 (ia64_hard_regno_rename_ok): Remove R4 hack.
6342 (ia64_function_ok_for_sibcall): New.
6343 (ia64_output_mi_thunk): Set reload_completed, no_new_pseudos;
6344 call try_split on sibcall pattern.
6345 * config/ia64/ia64-protos.h: Update.
6346 * config/ia64/ia64.md (call_nogp, call_value_nogp, sibcall_nogp):
6347 Rename from nopic versions. Confiscate 2nd argument to call as
6348 a marker.
6349 (call_pic, call_value_pic, sibcall_pic): Remove.
6350 (call_gp, call_value_gp, sibcall_gp): New.
6351 (builtin_setjmp_setup): Remove.
6352 (builtin_setjmp_receiver): Call ia64_reload_gp.
6354 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
6356 * config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
6357 config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md: Replace
6358 "GNU CC" with "GCC".
6360 * config/c4x/c4x-c.c, config/c4x/c4x-modes.def,
6361 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6362 config/c4x/c4x.md, config/c4x/libgcc.S, config/c4x/rtems.h:
6363 GCC, not GNU CC.
6365 * genattrtab.h, hosthooks-def.h, hosthooks.h, langhooks-def.h,
6366 langhooks.h, tree-inline.h: Replace "GNU CC" with "GCC".
6368 * c-pch.c, dummy-conditions.c, genautomata.c, genconditions.c,
6369 langhooks.c, tree-inline.c, unwind-dw2-fde-darwin.c,
6370 unwind-dw2-fde-glibc.c, unwind-libunwind.c, vmsdbgout.c: Replace
6371 "GNU CC" with "GCC".
6373 * config/v850/lib1funcs.asm, config/v850/rtems.h,
6374 config/v850/v850-c.c, config/v850/v850-protos.h,
6375 config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6376 GCC, not GNU CC.
6378 * config/vax/bsd.h, config/vax/elf.h, config/vax/netbsd-elf.h,
6379 config/vax/netbsd.h, config/vax/openbsd.h, config/vax/openbsd1.h,
6380 config/vax/ultrix.h, config/vax/vax-protos.h, config/vax/vax.c,
6381 config/vax/vax.h, config/vax/vax.md, config/vax/vaxv.h: GCC, not
6382 GNU CC.
6384 2003-03-12 Benjamin Kosnik <bkoz@redhat.com>
6386 * cpppch.c (cpp_valid_state): Use DL_WARNING_SYSHDR, not DL_WARNING.
6388 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
6390 * fixinc/fixinc.interix: Remove dead code (most of it).
6391 * fixinc/fixinc.dgux: Remove.
6393 * ginclude/float.h, ginclude/iso646.h, ginclude/stdarg.h,
6394 ginclude/stdbool.h, ginclude/stddef.h: GCC, not GNU CC.
6396 2003-03-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6398 * pa.c (pa_init_builtins): Fix warning.
6400 2003-03-12 Steve Ellcey <sje@cup.hp.com>
6402 * config/ia64/ia64.h (ASM_OUTPUT_XDATA_CHAR): Remove.
6403 (ASM_OUTPUT_XDATA_SHORT): Remove.
6404 (ASM_OUTPUT_XDATA_INT): Remove.
6405 (ASM_OUTPUT_XDATA_DOUBLE_INT): Remove.
6406 (ASM_OUTPUT_ADDR_DIFF_ELT): Handled 32 bit address diffs.
6407 (ASM_PREFERRED_EH_DATA_FORMAT): Handle 32 bit EH pointers.
6408 (CASE_VECTOR_MODE): Handle 32 bit pointers in case statement.
6410 2003-03-12 Andrew Lewycky <andrew@mxc.ca>
6412 PR c++/7050
6413 * expr.c (store_expr): Don't attempt to store void-typed trees,
6414 just evaluate them for side effects.
6416 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
6418 * cppfiles.c (cpp_rename_file, cpp_push_include): New.
6419 * cppinit.c (push_include): Move with changes to cppfiles.c.
6420 (cpp_read_main_file): Mark named operators here...
6421 (cpp_finish_options): ...not here. Update.
6422 (_cpp_maybe_push_include_file): Update.
6423 * cpplib.h (cpp_push_include, cpp_rename_file): New.
6425 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
6427 * aclocal.m4: Introduce gcc_GAS_VERSION_GTE_IFELSE,
6428 _gcc_COMPUTE_GAS_VERSION.
6429 * configure.in: Use them.
6430 * configure: Regenerate.
6432 2003-03-12 Bob Wilson <bob.wilson@acm.org>
6434 * config/xtensa/xtensa.md (adddi3): Don't clobber source operand used
6435 to detect carry.
6436 (subdi3): Reorder emitted instructions.
6438 2003-03-12 Andreas Jaeger <aj@suse.de>
6440 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Remove call to
6441 NETBSD_OS_CPP_BUILTINS_LP64.
6443 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
6445 * Makefile.in: Eliminate all.indirect. Update and clean up comments.
6446 Rearrange. Reorganize.
6447 * configure.in: Rearrange.
6448 * configure: Regenerate.
6450 2003-03-12 Andreas Jaeger <aj@suse.de>
6452 * c-cppbuiltin.c (cb_register_builtins): Define LP64 builtins for
6453 LP64 targets.
6455 * doc/cpp.texi (Common Predefined Macros): Document __LP64__ and
6456 _LP64.
6458 * config/ia64/ia64.h (TARGET_CPU_CPP_BUILTINS): Do not define
6459 _LP64 macros here.
6460 * config/pa/pa.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6462 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Remove call to
6463 NETBSD_OS_CPP_BUILTINS_LP64.
6464 * config/sh/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
6465 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
6467 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_LP64): Remove.
6469 2003-03-12 Jan Hubicka <jh@suse.cz>
6471 * i386.c (ix86_setup_incoming_varargs): Set stack_alignment_needed to 128.
6473 2003-03-12 Daniel Jacobowitz <drow@mvista.com>
6475 Fix PR target/9797 and PR c/9853.
6476 * stmt.c (expand_decl_init): Call push_temp_slots () and
6477 pop_temp_slots ().
6479 2003-03-12 J"orn Rennecke <joern.rennecke@superh.com>
6481 * sh.c: Include basic-block.h.
6482 (sh_output_mi_thunk, emit_load_ptr): New functions.
6483 (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine.
6485 2003-03-12 Nick Clifton <nickc@redhat.com>
6487 * config/arm/pe.h (FIXED_REGISTERS): Add Maverick registers.
6488 (CALL_USED_REGISTERS): Likewise.
6489 * config/arm/arm.h (FIRST_PSEUDO_REGISTER): Update comment
6490 describing how this value is calculated.
6492 2003-03-12 Hans-Peter Nilsson <hp@bitrange.com>
6494 * configure.in (rlim_t): Define to long if no valid definition
6495 found in sys/resource.h.
6496 * config.in, configure: Regenerate.
6498 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
6500 * config/mcore/mcore-elf.h (CPP_PREDEFINES): Replace with
6501 TARGET_OS_CPP_BUILTINS.
6502 * config/mcore/mcore-pe.h: Similarly.
6503 * config/mcore/mcore.h: Replace CPP_PREDEFINES and part of
6504 CPP_SPEC with TARGET_CPU_CPP_BUILTINS.
6506 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6508 PR c/9928
6509 * c-decl.c (duplicate_decls): Discard the initializer of the new decl
6510 only if it is a VAR_DECL.
6512 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6514 PR optimization/9888
6515 * config/i386/i386.md (jcc_1): Fix range.
6516 (jcc_2): Likewise.
6517 (jump): LIkewise.
6518 (doloop_end_internal): Likewise.
6520 2003-03-12 Danny Smith <dannysmith@users.sourceforge.net>
6522 * config/i386/winnt.c (DLL_IMPORT_PREFIX): New define.
6523 Use throughout instead of DLL_IMPORT_EXPORT_PREFIX and "e."
6524 (DLL_EXPORT_PREFIX): New define. Use throughout instead of
6525 DLL_IMPORT_EXPORT_PREFIX and "i."
6526 (i386_pe_dllexport_name_p): Here.
6527 (i386_pe_dllimport_name_p): Here.
6528 (i386_pe_mark_dllexport): Here. Remove DLL_IMPORT_PREFIX,
6529 not 9 chars when getting identifier name.
6530 (i386_pe_mark_dllimport): Here.
6531 (i386_pe_encode_section_info): Here. Remove DLL_IMPORT_PREFIX,
6532 not 9 chars when getting identifier name. Correct comment.
6533 (i386_pe_strip_name_encoding): Here. Add comments for different
6534 cases.
6535 (gen_fastcall_suffix): Break down xmalloc() argument to
6536 components.
6537 (gen_stdcall_suffix): Likewise.
6538 Update copyright year.
6540 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6542 PR optimization/9888
6543 * config/i386/i386.md (movsi_1): Remove special alternatives
6544 for %eax register.
6545 (movsi_1_nointernunit): Likewise.
6546 (movhi_1): Likewise.
6547 * config/i386/i386.c (memory_address_length): Do not use
6548 short displacement when there is no base.
6549 (ix86_attr_length_address_default): Handle LEA instructions.
6551 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
6553 * c-cppbuiltin.c (builtin_define_std): Make non-static.
6555 2003-03-11 Loren James Rittle <ljrittle@acm.org>
6557 * config/freebsd-spec.h (FBSD_CPP_PREDEFINES): Remove.
6558 (FBSD_TARGET_OS_CPP_BUILTINS): New port-specific macro.
6559 (FBSD_TARGET_CPU_CPP_BUILTINS): New port-specific macro.
6560 * config/freebsd.h (CPP_PREDEFINES): Remove.
6561 (TARGET_OS_CPP_BUILTINS): New.
6562 * config/alpha/freebsd.h: Use overridden FBSD_TARGET_CPU_CPP_BUILTINS
6563 instead of TARGET_OS_CPP_BUILTINS.
6564 * config/sparc/freebsd.h (CPP_PREDEFINES): Remove.
6566 2003-03-11 Geoffrey Keating <geoffk@apple.com>
6568 * c-cppbuiltin.c (builtin_define_std): Add ATTRIBUTE_UNUSED.
6570 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
6572 * config/rs6000/rs6000.c (rs6000_stack_info): Remove
6573 insn_chain_scanned. Use insn_chain_scanned_p in machine_function.
6575 * config/rs6000/rs6000.h (machine_function): Add insn_chain_scanned_p.
6577 2003-03-11 Alexandre Oliva <aoliva@redhat.com>
6579 * toplev.c (independent_decode_option): Return success for --help,
6580 --target-help and --version.
6582 2003-03-11 Alexandre Oliva <aoliva@redhat.com>
6584 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add endian_spec.
6585 Default to -mips3 on -mabi=64. Don't add -mips* flag if -march is
6586 specified.
6587 (SUBTARGET_ASM_SPEC): Remove -mips*-adding code obviated by
6588 DRIVER_SELF_SPECS.
6589 (LINK_SPEC): Let endian options affect the linker emulation name.
6591 2003-03-11 J"orn Rennecke <joern.rennecke@superh.com>
6593 * sh.md (reload_inqi): Fix mode for source in second set.
6595 2003-03-11 Jan Hubicka <jh@suse.cz>
6597 * cselib.c (cselib_invalidate_mem_1): Move too ...
6598 (cselib_invalidate_mem): ... here; use new list
6599 (dummy_val, first_containing_mem): New static variables.
6600 (clear_table): Initialize first_containing_mem.
6601 (discard_useless_values): Compact the containing_mem list.
6602 (add_mem_for_addr): Add to the list.
6603 * cselib.h (cselib_val): Add next_containing_mem.
6605 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
6607 * config/rs6000/rs6000.c (rs6000_override_options): Disable string
6608 instructions for e500.
6610 2003-03-11 Neil Booth <neil@daikokuya.co.uk>
6612 * Makefile.in: Update.
6613 * c-cppbuiltin.c: Include tm_p.h.
6615 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
6617 * doc/tm.texi (Frame Registers): Document DWARF_REG_TO_UNWIND_COLUMN.
6619 * unwind-dw2.c (DWARF_REG_TO_UNWIND_COLUMN): Define.
6620 (_Unwind_GetGR): Use DWARF_REG_TO_UNWIND_COLUMN.
6621 (_Unwind_SetGR): Same.
6622 (_Unwind_GetGRPtr): New.
6623 (_Unwind_SetGRPtr): New.
6624 (uw_update_context_1): Use accesor functions instead of accessing
6625 context->reg[] directly.
6626 (uw_install_context_1): Same.
6627 (execute_cfa_program): Same.
6628 (__frame_state_for): Same.
6630 * config/rs6000/rs6000.c (spe_synthesize_frame_save): Use 1200 as
6631 the synthetic register offset.
6633 * config/rs6000/rs6000.h (DWARF_REG_TO_UNWIND_COLUMN): New.
6635 2003-03-11 Hans-Peter Nilsson <hp@axis.com>
6637 * config/cris/cris.md: Remove lingering EGCS reference.
6638 ("*extopqihi_side_biap"): For HI operation, match
6639 cris_additive_operand_extend_operator, not
6640 cris_operand_extend_operator. Adjust condition.
6641 ("*extopqihi_side", "*extopqihi"): Ditto.
6642 ("*extopqisi_side_biap"): Correct operand numbers in condition.
6643 ("*extophisi_side_biap", "*extopqisi_swap_side_biap"): Ditto.
6644 ("*extophisi_swap_side_biap", "*extopqisi_swap"): Ditto.
6645 ("*extophisi_swap"): Ditto.
6646 ("*extopqihi_swap_side_biap"): For HI operation, match a simple
6647 PLUS, not cris_operand_extend_operator. Adjust condition and
6648 output template.
6649 ("*extopqihi_swap_side", "*extopqihi_swap"): Ditto.
6650 * config/cris/cris.h (PREDICATE_CODES): Add
6651 cris_additive_operand_extend_operator.
6652 * config/cris/cris.c (cris_additive_operand_extend_operator):
6653 New predicate.
6655 2003-03-11 Hartmut Penner <hpenner@de.ibm.com>
6657 * df.c (read_modify_subreg_p): Change from static to global.
6658 * df.h (read_modify_subreg_p): Add prototype.
6659 * sched-deps.c (sched_analyze_1): Generate true dependency for
6660 strict_low_part, certain subregs and zero/sign_extract.
6662 2003-03-11 Neil Booth <neil@daikokuya.co.uk>
6664 * Makefile.in: Update.
6665 * c-common.c: Don't include real.h or except.h.
6666 (REGISTER_PREFIX): Remove.
6667 (builtin_define_std, builtin_define_with_value,
6668 builtin_define_with_int_value, builtin_define_with_hex_fp_value,
6669 builtin_define_type_max, builtin_define_type_precision,
6670 builtin_define_float_constants): Move to c-cppbuiltin.c.
6671 (c_stddef_cpp_builtins): New.
6672 * c-common.h (builtin_define_with_value, c_stddef_cpp_builtins): New.
6673 * c-cppbuiltin.c: New, extracted from c-common.c.
6674 (define__GNUC__): New.
6675 * cppspec.c (lang_specific_driver): Remove support of -no-gcc.
6676 * gcc.c: Remove support of %v1, %v2 and %v3 specs.
6677 (cpp_unique_options): Don't support no-gcc.
6678 (do_spec_1): Remove support of version specs.
6679 * doc/invoke.texi: Remove documentation of %v1, %v2 and %v3.
6680 * doc/passes.texi: Update.
6681 * doc/tm.texi: Update.
6683 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
6685 * dwarf2out.c (multiple_reg_loc_descriptor): Fix thinko.
6687 2003-03-10 Andrew Pinski <apinski@apple.com>
6689 * config/darwin.c (machopic_function_base_name): If dynamic-no-pic
6690 is on should not get here.
6691 (machopic_indirect_data_reference): If dynamic-no-pic is on just
6692 generate high/low parts of the address.
6693 (machopic_legitimize_pic_address): Change MACHOPIC_PURE to
6694 MACHOPIC_INDIRECT. Dynamic-no-pic uses 0 as the pic base. Generate
6695 symbol and labels with a new reg. Dynamic-no-pic does not have a
6696 pic_offset_table_rtx.
6697 (machopic_select_section): Change references of flag_pic to
6698 MACHOPIC_INDIRECT.
6699 (machopic_asm_out_destructor): Likewise.
6700 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Change
6701 reference of flag_pic to MACHOPIC_INDIRECT.
6702 (MACHO_DYNAMIC_NO_PIC_P): Define as TARGET_DYNAMIC_NO_PIC.
6703 (MACHOPIC_INDIRECT): Is also true when dynamic-no-pic is on.
6704 (MACHOPIC_JUST_INDIRECT): Is also true when dynamic-no-pic is on.
6705 (MACHOPIC_PURE): Is not pure when dynamic-no-pic is on.
6706 * config/i386/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define as
6707 0 for right now as dynamic-no-pic is not implemented on Darwin/ia32.
6708 * config/rs6000/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define.
6709 (TARGET_DYNAMIC_NO_PIC): Define.
6710 (SUBTARGET_SWITCHES): Define, have sub-target switches for
6711 dynamic-no-pic.
6712 (SUBTARGET_OVERRIDE_OPTIONS): Move check for -fpic from
6713 rs6000_override_options to here. Dynamic-no-pic overrides
6714 pic.
6715 (CC1_SPEC): Change from not static then pic to not static and not
6716 dynamic-no-pic then pic.
6717 * config/rs6000/rs6000.c (rs6000_override_options): Move the
6718 check for -fpic and DARWIN_ABI to config/rs6000/darwin.h
6719 (rs6000_legitimize_reload_address): Add case for loading floating in
6720 dynamic-no-pic.
6721 (rs6000_emit_move): Add case for dynamic-no-pic. Change reference
6722 of flag_pic to MACHOPIC_INDIRECT.
6723 (secondary_reload_class): Conditional change the reference of
6724 flag_pic to MACHOPIC_INDIRECT.
6725 (rs6000_output_mi_thunk): Change reference of flag_pic to
6726 MACHOPIC_INDIRECT.
6727 (output_profile_hook): Likewise.
6728 (machopic_output_stub): Non-pure (dynamic-no-pic) is now supported.
6729 * config/rs6000/rs6000.md (movdf_low): Add the case for
6730 MACHO_DYNAMIC_NO_PIC_P.
6731 (call): Change references for flag_pic in TARGET_MACHO to
6732 MACHOPIC_INDIRECT.
6733 (SUBTARGET_OVERRIDE_OPTIONS): Add case where -fpic is on and
6734 -mdynamic-no-pic is on. Also move case for -fpic from rs6000.c.
6735 * doc/invoke.texi (-mdynamic-no-pic): Document.
6737 2003-03-10 Devang Patel <dpatel@apple.com>
6739 PR c++/9394
6740 * gcc.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
6741 (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
6742 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Add.
6743 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add.
6744 * cppspec.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
6745 (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
6747 2003-03-10 Steven Bosscher <s.bosscher@student.tudelft.nl>
6749 PR optimization/7189
6750 * toplev.c (rest_of_compilation): Move
6751 check_function_return_warnings up to just after
6752 delete_unreachable_blocks.
6754 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
6756 * config/m68hc11/m68hc11.h (HARD_REGNO_RENAME_OK): Define.
6757 * config/m68hc11/m68hc11-protos.h (m68hc11_hard_regno_rename_ok):
6758 Declare.
6759 * config/m68hc11/m68hc11.c (m68hc11_hard_regno_rename_ok): New function
6760 for reg rename optimization to avoid using Z and Y registers.
6762 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
6764 * config/m68hc11/m68hc11.md ("*addhi3_68hc12"): Accept any constant
6765 when adding to X and Y since leax/leay are fast.
6766 ("*addhi3"): Accept 'I' constraint when adding to address register.
6767 ("rotlhi3"): Operand 1 must be a register_operand.
6768 (peephole2): New peephole to optimize some adds.
6769 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_P): Use 'I' constraint
6770 to represent -2 .. 2 small integer range.
6772 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
6774 * config/m68hc11/m68hc11.c (m68hc11_gen_rotate): Set carry before
6775 each 16-bit rotation.
6777 2003-03-10 Zack Weinberg <zack@codesourcery.com>
6779 * c-opts.c (add_prefixed_path): Don't use concat. When
6780 prefixing with cpp_GCC_INCLUDE_DIR, copy only the first
6781 cpp_GCC_INCLUDE_DIR_len characters.
6783 2003-03-10 Segher Boessenkool <segher@koffie.nl>
6785 * testsuite/gcc.dg/altivec-9.c: New file.
6787 * config/rs6000/rs6000.c (altivec_frame_fixup): Remove.
6788 (rs6000_emit_prologue): Use rs6000_frame_related instead.
6790 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
6792 * config/rs6000/spe.h: Define __ev64_*64__ to use single element
6793 vectors.
6794 (__ev_convert_u64): Remove macro. Define as inline.
6795 (__ev_convert_s64): Same.
6797 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
6799 * config/rs6000/rs6000.h (DWARF_FRAME_REGISTERS): Define.
6800 (rs6000_stack_t): Add spe_64bit_regs_used.
6802 * config/rs6000/rs6000.c (rs6000_stack_info): Calculate
6803 spe_64bit_regs_used, and use it to determine the size of the
6804 frame.
6805 (spe_func_has_64bit_regs_p): New.
6806 (spe_synthesize_frame_save): New.
6807 (rs6000_frame_related): Handle SPE synthetic registers.
6808 (rs6000_emit_prologue): Only save in 64-bits if the function used
6809 any registers in 64-bit mode.
6810 (rs6000_emit_epilogue): Same, but for restore.
6812 2003-03-10 Richard Earnshaw <rearnsha@arm.com>
6814 * arm.h (enum floating_point_type): Delete. Replace with...
6815 (enum fputype): ... new.
6816 (FPUTYPE_DEFAULT): Renamed from FP_DEFAULT. Values reworked.
6817 * linux-elf.h (FPUTYPE_DEFAULT): Likewise.
6818 * arm.md (attr fpu): Reworked for new underlying enum values.
6819 * arm.c (arm_fpu_arch): Now enum fputype.
6820 (arm_fpu_tune): Renamed from arm_fpu. Now enum fputype.
6821 (arm_override_options, arm_output_epilogue, arm_expand_prologue):
6822 Update uses of arm_fpu_arch and arm_fpu_tune.
6824 2003-03-10 Josef Zlomek <zlomekj@suse.cz>
6826 * cfgcleanup.c (outgoing_edges_match): Compare the jump tables.
6827 (try_crossjump_to_edge): Replace refereces to one jump table by
6828 references to identical jump table.
6829 * loop.c (load_mems): Moved setting the JUMP_LABEL to replace_label.
6830 (replace_label): Moved to rtlanal.c.
6831 (struct rtx_pair): Moved to rtl.h.
6832 * rtl.h (struct rtx_pair): Moved from loop.c.
6833 (replace_label): New extern function.
6834 (subrtx_p): New extern function.
6835 (tablejump_p): New extern function.
6836 * rtlanal.c (replace_label): Moved from loop.c.
6837 (subrtx_p_1): New static function.
6838 (subrtx_p): New function.
6839 (tablejump_p): New function.
6841 2003-03-10 Jan Hubicka <jh@suse.cz>
6843 * cfgcleanup.c (try_optimize_cfg): Fix thinko in previous patch.
6845 * cfgcleanup.c (merge_blocks): Return where to iterate next.
6846 (try_optimize_cfg): Use return value of merge_blocks
6848 2003-03-10 Michael Matz <matz@suse.de>
6850 * cfg.c (unchecked_make_edge): New.
6851 (cached_make_edge): Use it.
6852 * basic-block.h (unchecked_make_edge): Declare.
6853 * cfglayout.c (cfg_layout_duplicate_bb): Use it.
6855 2003-03-10 Richard Earnshaw <rearnsha@arm.com>
6857 * fpa.md: New file. Move all patterns relating to FPA co-processor
6858 to here...
6859 * arm.md: ... from here.
6860 (cirrus.md, fpa.md): Include at end of description.
6861 (divsf3, divdf3, modsf3, movdf3, sqrtsf2, sqrtdf2): New expands.
6862 (pic_load_addr_based): Remove register constraint from expander.
6863 (seq, sne, sgt, sle, slt, sge, sgeu, sleu, sgtu, sltu, sunordered)
6864 (sordered, sungt, sunle, sunge, sunlt): Likewise.
6865 (eh_epilogue, tablejump): Likewise.
6867 2003-03-09 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6869 * tree.c (substitute_in_expr, case 'e'): Only make recursive call
6870 on operands if it has a PLACEHOLDER_EXPR.
6872 2003-03-09 David Edelsohn <edelsohn@gnu.org>
6873 Mostafa Hagog
6875 * config/rs6000/rs6000.md (movsi_update1): Add TARGET_UPDATE final
6876 condition.
6878 2003-03-09 Neil Booth <neil@daikokuya.co.uk>
6880 * config/frv/frv.h: Use TARGET_CPU_CPP_BUILTINS, not CPP_PREDEFINES.
6881 * config/ip2k/ip2k.h: Similarly.
6882 * config/m32r/m32r.h: Similarly.
6883 * config/m68hc11/m68hc11.h: Similarly.
6884 * config/mn10200/mn10200.h: Similarly.
6885 * config/mn10300/mn10300.h: Similarly.
6886 * config/pdp11/pdp11.h: Similarly.
6887 * config/v850/v850.h: Similarly.
6888 * config/rs6000/vxworks.h: Similarly for TARGET_OS_CPP_BUILTINS.
6889 * config/v850/retms.h: Similarly for TARGET_OS_CPP_BUILTINS.
6890 * config/mips/iris3.h: Remove #if 0 block.
6892 2003-03-09 Roger Sayle <roger@eyesopen.com>
6893 Joern Rennecke <joern.rennecke@superh.com>
6895 * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle
6896 pending argument upon return from handle_braces here.
6897 (do_spec_2): Instead handle it upon return from do_spec_1 here.
6899 2003-03-09 Roger Sayle <roger@eyesopen.com>
6900 Joern Rennecke <joern.rennecke@superh.com>
6902 * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle
6903 pending argument upon return from handle_braces here.
6904 (do_spec_2): Instead handle it upon return from do_spec_1 here.
6906 2003-03-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6908 * varasm.c (make_decl_one_only): Use declare_weak().
6910 2003-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6912 PR middle-end/9986
6913 * c-common.c (c_common_nodes_and_builtins): Initialize target builtins
6914 after the common builtins.
6915 * pa-hpux.h (DONT_HAVE_FPUTC_UNLOCKED): Define.
6916 * pa.c (TARGET_INIT_BUILTINS): Define.
6917 (pa_init_builtins): New function.
6919 * pa.md (call, call_value, sibcall, sibcall_value): When sufficient
6920 space has been allocated for the outgoing arguments, set the arg
6921 pointer for a call emitted after virtuals have been instantiated
6922 using the stack pointer offset, otherwise abort.
6924 2003-03-09 DJ Delorie <dj@redhat.com>
6926 * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH): Revert.
6928 2003-03-09 Richard Earnshaw <rearnsha@arm.com>
6930 * arm.md (fix_truncsfsi2, fix_truncdfsi2, arm_fix_truncsfsi2)
6931 (arm_fix_truncdfsi2): Add missing fix in floating point mode before
6932 conversion to integer.
6933 * cirrus.md (cirrus_truncsfsi2, cirrus_truncdfsi2): Likewise.
6935 2003-03-09 Roger Sayle <roger@eyesopen.com>
6937 * builtins.def: Fix typo and improve grammar.
6938 * loop-unroll.c (decide_peel_completely): Tidy log message.
6940 2003-03-09 Kazu Hirata <kazu@cs.umass.edu>
6942 * config/h8300/h8300.md (*tstsi_upper_bit): New.
6943 (*iorsi3_e2f): Likewise.
6945 2003-03-08 Kazu Hirata <kazu@cs.umass.edu>
6947 * config/h8300/h8300.c (h8300_and_costs): Return the number of
6948 assembly instructions needed.
6949 (h8300_shift_costs): Likewise.
6951 2003-03-09 Hans-Peter Nilsson <hp@bitrange.com>
6953 * config/cris/aout.h (ENDFILE_SPEC): Undef.
6955 * optabs.c (gen_move_insn): Move logic for synthesizing MODE_CC
6956 moves from here ...
6957 * expr.c (emit_move_insn_1): ... to here.
6959 * config/cris/aout.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__AOUT__ to...
6960 (TARGET_OS_CPP_BUILTINS): New macro.
6961 * config/cris/cris.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__ELF__ to...
6962 (TARGET_OS_CPP_BUILTINS): New macro.
6963 (CPP_PREDEFINES): Don't define. Move old definitions and...
6964 (CPP_SPEC): ...move -D__CRIS_ABI_version=2 to...
6965 (TARGET_CPU_CPP_BUILTINS): New macro.
6966 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Move constant
6967 definitions and the optional __PIC__, __pic__ and
6968 __NO_UNDERSCORES__ definitions to...
6969 (TARGET_OS_CPP_BUILTINS): New macro.
6971 * flags.h (flag_leading_underscore): Declare.
6973 * c-opts.c (c_common_post_options): On fopen failure, return
6974 false, not NULL.
6976 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
6978 * config/cris/cris_abi_symbol.c: #include tconfig.h and tm.h, not
6979 config.h.
6980 * config/cris/cris.h (HAVE_GAS_HIDDEN): Don't define here.
6981 * config/cris/aout.h (HAVE_GAS_HIDDEN): Undef.
6983 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
6985 * config/sh/rtemself.h (TARGET_OS_CPP_BUILTINS): Use instead of
6986 CPP_PREDEFINES.
6987 * config/sh/rtems.h (TARGET_OS_CPP_BUILTINS): Use instead of
6988 CPP_PREDEFINES.
6990 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
6992 * c-common.h (c_common_init, c_common_post_options): Update.
6993 * c-objc-common.c (c_objc_common_init): Update for new prototype.
6994 * c-opts.c (saved_lineno): New.
6995 (c_common_post_options, c_common_init): Update prototypes,
6996 move call to cpp_read_main_file from latter to former.
6997 * c-tree.h (c_ojbc_common_init): Update.
6998 * langhooks-def.h (lhd_post_options): New.
6999 (LANG_HOOKS_INIT, LANG_HOOKS_POST_OPTIONS): Update.
7000 * langhooks.c (lhd_post_options): New.
7001 * langhooks.h (struct lang_hooks): Update post_options and init hooks.
7002 * toplev.c (no_backend): New.
7003 (process_options): Call post_options hook and set main_input_filename
7004 and input_filename here.
7005 (lang_dependent_init, do_compile): post_options hook moved to
7006 process_options.
7007 * objc/objc-act.c (objc_init): Update prototype.
7008 * objc/objc-act.h (objc_init): Update prototype.
7010 2003-03-08 Roger Sayle <roger@eyesopen.com>
7012 * emit-rtl.c (gen_lowpart): Don't attempt to load a part of
7013 a complex or vector type, using a load in the original mode.
7015 2003-03-08 Jan Hubicka <jh@suse.cz>
7017 * Makefile.in (cgraph.o): Depend on gt-cgraph.h and varray.h.
7018 * gt-cgraph.h: New GC file.
7019 * cgraph.c (known_fns): New static variable.
7020 (cgraph_node): Add the decl into varray.
7022 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
7024 * config/mmix/mmix.md ("*movcc_expanded"): Add missing alternatives.
7026 2003-03-08 Richard Earnshaw <rearnsha@arm.com>
7028 * arm.c (fpa_rhs_operand, fpa_add_operand, const_double_rtx_ok_for_fpa)
7029 (neg_const_double_ok_for_fpa, output_mov_long_double_fpa_from_arm)
7030 (output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm)
7031 (output_mov_double_arm_from_fpa): Renamed to use fpa instead of fpu.
7032 All callers changed.
7033 * arm.md, arm.h, arm-protos.h: Updated.
7035 * arm.h (enum reg_class FPA_REGS): Renamed from FPU_REGS.
7036 (CLASS_MAX_NREGS, REGISTER_MOVE_COST, REG_CLASS_FROM_LETTER): Updated.
7037 * arm.c (arm_regno_class, f_register_operand): Updated.
7039 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
7041 * config/cris/cris.h: Remove EGCS references.
7042 (CPP_SPEC): Remove "-$".
7043 (INIT_CUMULATIVE_ARGS): Adjust parameter name to FNDECL.
7045 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
7047 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Use in
7048 preference to CPP_PREDEFINES.
7050 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
7052 * cppinit.c (cpp_finish_options): Set first_unused_line to -1.
7054 2003-03-08 Kazu Hirata <kazu@cs.umass.edu>
7056 * config/h8300/h8300.md (*extzv_16_8): New.
7058 2003-03-08 Jan Hubicka <jh@suse.cz>
7060 * c-decl.c: (finish_function): Update call of tree_inlinable_function_p.
7061 * cgraph.h: (cgraph_local_info): Add can_inline_once
7062 (cgraph_global_info): Add inline_once.
7063 (cgraph_node): Add previous.
7064 (cgraph_remove_node): New.
7065 * cgraphunit.c (cgraph_mark_functions_to_inline_once): New static
7066 function.
7067 (cgraph_optimize): Call it.
7068 (cgraph_finalize_function): Set inlinable flags.
7069 (cgraph_finalize_compilation_unit): Actually remove the reclaimed nodes.
7070 (cgraph_mark_functions_to_output): Use new inlining heuristics flags.
7071 (cgraph_expand_function): Likewise.
7072 * cgraph.c
7073 (cgraph_node): Put nodes into doubly linked chain.
7074 (cgraph_remove_node): New function.
7075 * flags.h (flag_inline_functions_called_once): Declare.
7076 * tree-inline.c: Include cgraph.h
7077 (inlinable_functions_p): Add extra argument to bypass limits.
7078 (expand_call_inline): Obey cgraph flag.
7079 * tree-inline.h (tree_inlinable_function_p): Update prototype.
7081 2003-03-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7083 * gcse.c (bypass_block, bypass_conditional_jumps): Do not create
7084 irreducible loops.
7086 * loop-unroll.c (unroll_loop_runtime_iterations): Update irreducible
7087 loops info correctly.
7089 2003-03-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7091 PR middle-end/7796
7092 * unroll.c (calculate_giv_inc): Handle constants being
7093 loaded with LSHIFTRT.
7095 2003-03-07 David Edelsohn <edelsohn@gnu.org>
7097 * config/rs6000/rs6000.c (processor_target_table): Do not disable
7098 GP optional instructions on Power3, Power4, 620, and 630.
7100 2003-03-07 Kazu Hirata <kazu@cs.umass.edu>
7102 * calls.c: Fix comment formatting.
7103 * cfgloopanal.c: Likewise.
7104 * cfgloopmanip.c: Likewise.
7105 * combine.c: Likewise.
7106 * dwarf2out.c: Likewise.
7107 * ggc-common.c: Likewise.
7108 * langhooks.c: Likewise.
7109 * loop-unroll.c: Likewise.
7110 * loop.c: Likewise.
7111 * ra-build.c: Likewise.
7112 * sbitmap.c: Likewise.
7113 * toplev.c: Likewise.
7115 2003-03-07 James E Wilson <wilson@tuliptree.org>
7117 * config/sh/sh.h (HARD_REGNO_NREGS): Round up the XD register count.
7119 2003-03-07 Geoffrey Keating <geoffk@apple.com>
7121 * objc/lang-specs.h (objective-c-header): Use .gch not .pch;
7122 support -no-integrated-cpp.
7124 * c-pch.c (get_ident): Use c_language_kind and flag_objc rather
7125 than langhooks.name.
7127 2003-03-07 Michael Matz <matz@suse.de>
7129 * df.h (enum df_ref_flags.DF_REF_STRIPPED): New.
7130 (DF_FOR_REGALLOC): New.
7131 * df.c (df_ref_record): Set DF_REF_STRIPPED.
7132 (read_modify_subreg_p): Simplify.
7133 (df_def_record_1, df_uses_record): Set DF_REF_MODE_CHANGE more often.
7134 Use DF_FOR_REGALLOC.
7135 * ra.h (struct web): New member subreg_stripped.
7136 (invalid_mode_change_regs): Declare.
7137 * ra.c (invalid_mode_change_regs): New.
7138 (init_ra): Initialize it.
7139 * ra-build.c (init_one_web_common, remember_web_was_spilled): Use it.
7140 Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
7141 (reinit_one_web, parts_to_web_1): Deal with subreg_stripped.
7142 * ra-colorize.c (colorize_one_web): Use invalid_mode_change_regs.
7143 Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
7145 2003-03-07 Richard Earnshaw <rearnsha@arm.com>
7147 * arm.md (addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, negsf2)
7148 (negdf2, abssi2, abssf2, absdf2, floatsisf2, floatsidf2)
7149 (fix_truncsfsi2, fix_truncdfsi2, truncdfsf2): Moved back into main
7150 machine description file from ...
7151 * cirrus.md: ... here.
7153 2003-03-06 Kazu Hirata <kazu@cs.umass.edu>
7155 * config/h8300/h8300.md (a peephole2): Don't use
7156 reg_overlap_mentioned_p.
7158 2003-03-06 Geoffrey Keating <geoffk@apple.com>
7160 * c-pch.c: Include langhooks.h.
7161 (IDENT_LENGTH): New.
7162 (get_ident): New.
7163 (pch_ident): Delete.
7164 (pch_init): Use get_ident, IDENT_LENGTH.
7165 (c_common_valid_pch): Likewise. Also, use actual language
7166 in warning message.
7167 * Makefile.in (c-pch.o): Add langhooks.h to dependencies.
7169 * objc/config-lang.in (gtfiles): Add objc-act.c. Remove duplicate
7170 c-parse.in.
7171 * objc/Make-lang.in (objc/objc-act.o): Add dependency on
7172 gt-objc-objc-act.h.
7173 (gt-objc-objc-act.h): New rule.
7174 * objc/lang-specs.h: Support PCH.
7175 * objc/objc-act.c: Include gt-objc-objc-act.h.
7176 (objc_add_static_instance): Move num_static_inst out, mark for PCH.
7177 (build_selector_reference_decl): Move idx out, mark for PCH.
7178 (build_class_reference_decl): Likewise.
7179 (build_objc_string_decl): Move *_idx out, mark for PCH.
7180 (build_tmp_function_decl): Move xxx out, mark for PCH.
7182 2003-03-06 Dale Johannesen <dalej@apple.com>
7184 * config/rs6000/rs6000.c (rs6000_binds_local_p): Consider
7185 global functions for inlining on Darwin.
7187 2003-03-06 Vladimir Makarov <vmakarov@redhat.com>
7189 * haifa-sched.c (schedule_block): Don't call reorder when sorting
7190 is prohibited.
7192 2003-03-06 Neil Booth <neil@daikokuya.co.uk>
7194 * Makefile.in (c-ppoutput.o): Update.
7195 * c-common.h (init_pp_output): New.
7196 (preprocess_file): Update.
7197 * c-lex.c (init_c_lex): Move mbchar initialization to cpplib.
7198 Register builtins.
7199 * c-opts.c (c_common_init): Call init_pp_output if preprocessing.
7200 Make call to cpp_read_main_file common to whether preprocessing
7201 or not. Don't register builtins.
7202 * c-ppoutput.c: Include c-pragma.h.
7203 (setup_callbacks): Rename init_pp_output.
7204 (preprocess_file): No longer setup callbacks or call
7205 cpp_read_main_file.
7206 * cpphash.h (_cpp_init_mbchar): New.
7207 * cppinit.c (init_library): Call _cpp_init_mbchar.
7208 * cpplex.c (_cpp_init_mbchar): New.
7210 2003-03-06 Roger Sayle <roger@eyesopen.com>
7212 * emit-rtl.c (gen_lowpart): When requesting the low-part of a
7213 MEM, try loading the MEM into a register and taking the low-part
7214 of that, to help CSE see the use of the MEM in its true mode.
7216 2003-03-05 Tom Tromey <tromey@redhat.com>
7218 * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH):
7219 Define.
7221 2003-03-05 Nick Clifton <nickc@cambridge.redhat.com>
7223 * config/stormy16/stormy16.md ("*eqbranchsi"): Remove '+' on
7224 operand 2.
7225 ("*ineqbranchsi"): Likewise.
7227 2003-03-05 Andrew Haley <aph@cambridge.redhat.com>
7229 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Delete
7230 mem_fake_push_rtx. Instead construct a SEQUENCE to show the
7231 register store followed by a stack increment.
7233 2003-03-05 Chris Moller <cmoller@redhat.com>
7235 * config/stormy16/stormy16.c (REG_NEEDS_SAVE): added a term
7236 to inhibit saving CARRY_REGS.
7238 * config/stormy16/stormy16.c (xs_hi_general_operand):
7239 added predicate to detect and error-out on out-of-range
7240 const_ints for movhi.
7241 * config/stormy16/stormy16.md (movhi): use
7242 xs_hi_general_operand.
7244 * config/stormy16/stormy16.c (xstormy16_expand_prologue):
7245 added a check for local vbl size overflow.
7246 * config/stormy16/stormy16.c (xs_hi_nonmemory_operand):
7247 added predicate to detect and error-out on out-of-range
7248 const_ints for addhi and subhi.
7249 * config/stormy16/stormy16.md (addhi3, addchi4, addchi5,
7250 subhi3, subchi4, subchi5): used xs_hi_nonmemory_operand.
7252 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7253 add a term to accept PRE_MODIFY addresses.
7254 * config/stormy16/stormy16.c (xstormy16_expand_move):
7255 add code to expand PRE_MODIFY addresses to an add followed
7256 by a move.
7258 2003-03-06 Jason Merrill <jason@redhat.com>
7260 * tree-inline.c (inlinable_function_p): Revert earlier change
7261 pending investigation.
7263 2003-03-06 Kazu Hirata <kazu@cs.umass.edu>
7265 * config/h8300/h8300.md (a new peephole2): New.
7267 2003-03-06 Jan Hubicka <jh@suse.cz>
7269 * cgraph.c (cgraph_node): Do not confuse nested functions and methods.
7271 2003-03-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7273 * dwarf2out.c (size_of_die): Compute size of external reference to
7274 die correctly.
7276 2003-03-06 Hans-Peter Nilsson <hp@bitrange.com>
7278 * config/mmix/mmix.md ("*movcc_expanded"): New pattern.
7279 ("movcc", "movcc_uns", "movcc_fp", "movcc_fpeq", "movcc_fun"): New
7280 expanders.
7282 2003-03-05 Roger Sayle <roger@eyesopen.com>
7284 * expr.h (lang_expand_expr): Delete obsolete prototype.
7286 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
7288 * emit-rtl.c (gen_highpart_mode): Fix a comment typo.
7290 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
7292 * config/h8300/h8300.md (a peephole2): Generalize to
7293 accept a memory operand.
7295 2003-03-05 Olivier Hainque <hainque@act-europe.fr>
7297 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '+'.
7298 * config/alpha/alpha.c (print_operand, case '+'): New.
7299 * config/alpha/alpha.md (call_osf_1_noreturn): Document and use.
7300 (call_value_osf_1_noreturn): Likewise.
7302 2003-03-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7304 * stmt.c (fixup_gotos): Change meaning of DONT_JUMP_IN.
7305 (expand_end_bindings): Likewise.
7307 2003-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7309 * pa.md (return_external_pic): Add !TARGET_PA_20 to constraint.
7310 (epilogue): Don't generate return_external_pic when emitting PA 2.0
7311 code.
7313 2003-03-05 Aldy Hernandez <aldyh@redhat.com>
7315 * doc/tm.texi: Document TARGET_DWARF_REGISTER_SPAN.
7317 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): New.
7319 * hooks.c (hook_rtx_rtx_null): New.
7321 * hooks.h (hook_rtx_rtx_null): Protoize.
7323 * target-def.h (TARGET_DWARF_REGISTER_SPAN): New macro.
7324 (TARGET_INITIALIZER): Add TARGET_DWARF_REGISTER_SPAN.
7326 * target.h (struct gcc_target): Add dwarf_register_span.
7328 * dwarf2out.c (multiple_reg_loc_descriptor): New.
7329 (one_reg_loc_descriptor): New.
7330 (reg_loc_descriptor): Add support for values that span more than
7331 one register.
7333 2003-03-05 Jan Hubicka <jh@suse.cz>
7335 * Makefile.in (calls.o, toplev.o alias.o): Depend on cgraph.h
7336 * alias.c: Include cgraph.h
7337 (mark_constant_function): Use cgraph_rtl_info.
7338 * calls.c: Include cgraph.h
7339 (flags_from_decl_or_type): Use cgraph_rtl_info to find pure and const
7340 calls.
7341 (expand_call): Use cgraph_rtl_info to set preferred stack boundary.
7342 * cgraph.c (cgraph_rtl_info): New function.
7343 * cgraph.h (cgraph_rtl_info): Declare
7344 (cgraph_rtl_info): Likewise.
7345 * function.h (struct function): Add recursive_call_emit.
7346 * toplev.c: Include cgraph.h.
7347 (rest_of_compilation): Set preferred_incoming_stack_boundary.
7349 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
7351 * config/h8300/h8300.c (output_simode_bld): Clear the
7352 destination first if possible.
7353 * config/h8300/h8300.md (extzv_1_r_h8300hs): Add an
7354 alternative.
7355 (extzv_1_r_inv_h8300hs): Likewise.
7357 2003-03-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7359 * basic-block.h (EDGE_IRREDUCIBLE_LOOP, EDGE_ALL_FLAGS): New.
7360 * cfg.c (dump_edge_info): Add EDGE_IRREDUCIBLE_LOOP flag dump.
7361 * cfgloop.c (flow_loop_free): Made global.
7362 (establish_preds): New static function.
7363 (flow_loop_tree_node_add): Handle subloops of added loop correctly.
7364 (get_loop_exit_edges): New.
7365 (verify_loop_structure): Verify EDGE_IRREDUCIBLE_LOOP flags.
7366 * cfgloop.h (flow_loop_free, get_loop_exit_edges, unloop): Declare.
7367 * cfgloopanal.c (mark_irreducible_loops): Mark edges in irreducible
7368 loops.
7369 * cfgloopmanip.c (loop_delete_branch_edge): Allow to test for
7370 removability of an edge.
7371 (fix_irreducible_loops): New static function.
7372 (find_path, remove_path): Add ability to remove enclosing loops.
7373 (unloop): New.
7374 (copy_bbs, duplicate_loop_to_header_edge): Use EDGE_IRREDUCIBLE_LOOP
7375 flags.
7376 * cfgrtl.c (verify_flow_info): Handle EDGE_IRREDUCIBLE_LOOP flag.
7377 * loop-unroll.c (peel_loops_completely): Do not duplicate loop if
7378 not neccessary.
7379 (decide_peel_completely, peel_loops_completely): Allow complete peeling
7380 of non-duplicable once rolling loops.
7381 * loop-unswitch.c (unswitch_loop): Update EDGE_IRREDUCIBLE_LOOP flags.
7383 2003-03-05 J"orn Rennecke <joern.rennecke@superh.com>
7385 * sh.h (OVERRIDE_OPTIONS): For TARGET_SHMEDIA, the minimum value
7386 for align_jumps is 4.
7388 (SECONDARY_INPUT_RELOAD_CLASS): If reloading a PLUS into FPUL,
7389 use GENERAL_REGS.
7391 2003-03-05 Stephane Carrez <stcarrez@nerim.fr>
7393 * config/m68hc11/m68hc11.h (PAD_VARARGS_DOWN): Define and return
7394 according to va_arg type.
7395 (EXPAND_BUILTIN_VA_ARG): Remove.
7396 * config/m68hc11/m68hc11.c (m68hc11_va_arg): Remove.
7397 * config/m68hc11/m68hc11-protos.h (m68hc11_va_arg): Remove.
7399 2003-03-05 David Edelsohn <edelsohn@gnu.org>
7401 * config/rs6000/rs6000.c (rs6000_variable_issue): Remove unnecessary
7402 else clauses.
7404 2003-03-05 Michael Matz <matz@suse.de>
7406 * i386/i386.c (ix86_save_reg): Also test
7407 current_function_uses_const_pool.
7409 2003-03-05 Michael Matz <matz@suse.de>
7411 * unwind.h: Add the GPL exception.
7412 * Makefile.in (USER_H): Add unwind.h.
7414 2003-03-05 Eric Botcazou <ebotcazou@libertysurf.fr>
7416 PR c/9799
7417 * c-typeck.c (push_init_level): Add sanity check.
7419 2003-03-05 Jan Hubicka <jh@suse.cz>
7421 * toplev.c (rest_of_compilation): Deffer RTL compilation only when
7422 RTL inlining is done.
7424 * cgraphunit.c (cgraph_mark_local_functions): New local function.
7425 (cgraph_optimize): Mark local functions.
7426 * i386-protos.h (init_cumulative_args): Update prototype.
7427 * i386.c (init_cumulative_args): Use register passing convention for
7428 local functions.
7430 * cgraph.c (cgraph_global_info_ready): New global variable
7431 (cgraph_local_info, cgraph_global_info): New functions.
7432 * cgraph.h (struct cgraph_local_info, cgraph_global_info): New
7433 structures.
7434 (cgraph_local_info, cgraph_global_info, cgraph_global_info_ready):
7435 Declare.
7436 * cgraphunit.c (cgraph_finalize_function): Set inline_many.
7437 (cgraph_mark_functions_to_output): Use inline_many.
7438 (cgraph_expand_function): Free DECL_SAVED_TREE uncondtionally.
7439 (cgraph_expand_functions): Expand inline functions last.
7440 (cgraph_optimize): Do not emit uneeded functions.
7442 2003-03-04 Steve Ellcey <sje@cup.hp.com>
7444 * expr.c (convert_modes): Check for legal hard register.
7446 2003-03-04 Tom Tromey <tromey@redhat.com>
7448 * doc/sourcebuild.texi (Front End Directory): Document tags.
7449 * configure: Rebuilt.
7450 * configure.in (target_list): Added tags.
7451 * Makefile.in (TAGS): Depend on lang.clean. Include subdirectory
7452 TAGS files by reference.
7453 * objc/Make-lang.in (objc.tags): New target.
7455 2003-03-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7457 * gcov-io.h (gcov_save_position, gcov_reserve_length, gcov_resync,
7458 gcov_skip, gcov_skip_string, gcov_write_unsigned, gcov_write_counter,
7459 gcov_write_string, gcov_read_unsigned, gcov_read_counter,
7460 gcov_read_string, gcov_write_length): Modified to enable reading/
7461 writing of whole .da file just once.
7462 (da_file_open, da_file_close, da_file_eof, da_file_error,
7463 da_file_position, da_file_seek, da_file_write, da_file_read): New
7464 functions.
7465 (actual_da_file, actual_da_file_position, actual_da_file_length,
7466 actual_da_file_buffer, actual_da_file_buffer_size): New static
7467 functions.
7468 * libgcov.c (gcov_exit): Modified to read/write the whole .da file at
7469 just once.
7472 2003-03-04 Andreas Schwab <schwab@suse.de>
7474 * config/m68k/m68k.c (m68k_output_function_prologue): Fix CFA
7475 offset without frame pointer.
7477 2003-03-04 Steve Ellcey <sje@cup.hp.com>
7479 * expr.c (expand_expr): Call promote_mode to set unsignedp.
7481 2003-03-04 Daniel Jacobowitz <drow@mvista.com>
7483 * configure.in: Don't always define TARGET_SYSTEM_ROOT.
7484 * configure: Regenerated.
7485 * gcc.c: Check whether TARGET_SYSTEM_ROOT is defined.
7487 2003-03-04 Andreas Jaeger <aj@suse.de>
7489 * configure.in: Check for <memcheck.h>.
7490 * configure: Regenerated.
7492 * config.in: Define HAVE_MEMCHECK_H.
7494 * ggc-common.c: Use <memcheck.h> if available instead of
7495 <valgrind.h>.
7496 * ggc-page.c: Likewise.
7497 * cppfiles.c: Likewise.
7499 2003-03-04 Kazu Hirata <kazu@cs.umass.edu>
7501 * config/h8300/h8300.md (*extzv_8_8): Fix cc and lengths.
7503 2003-03-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7505 PR c/9262
7506 * c-typeck.c (do_case): Attach the first case label to the SWITCH_BODY.
7507 (c_finish_case): Rechain the next statements to the SWITCH_STMT.
7509 2003-03-04 Jan Hubicka <jh@suse.cz>
7511 * doc/invoke.texi: Document that unit-at-a-time is enabled for -O3
7512 * toplev.c (parse_options_and_default_flags): Enable flag_unit_at_a_time
7513 for -O3.
7515 2003-03-04 Nathanael Nerode <neroden@gcc.gnu.org>
7517 * configure.in: Delete three unused variables. Move a variable
7518 definition closer to its use. Simplify use_collect2 logic. Start to
7519 organize. Simplify tests for in-tree gas and ld.
7520 * configure: Regenerate.
7522 2003-03-04 Neil Booth <neil@daikokuya.co.uk>
7524 * Makefile.in: Update.
7525 * c-common.c (flag_no_line_commands, flag_no_output,
7526 flag_dump_macros, flag_dump_includes): New.
7527 * c-common.h (flag_no_line_commands, flag_no_output,
7528 flag_dump_macros, flag_dump_includes, preprocess_file): New.
7529 (init_c_lex): Update prototype.
7530 * c-lex.c (init_c_lex): Update prototype; move some code to
7531 c_common_init.
7532 * c-opts.c (preprocess_file): Subsume into c_common_init.
7533 (c_common_decode_option): Update flags.
7534 (c_common_init): Move code from preprocess_file and init_c_lex.
7535 (sanitize_cpp_opts): Update.
7536 * c-ppoutput.c: New, cppmain.c almost verbatim.
7537 * cpphash.h (struct printer): Remove.
7538 (struct cpp_reader): Remove print.
7539 * cpplib.h (dump_none, dump_only, dump_names, dump_definitions,
7540 cpp_preprocess_file): Remove.
7541 (struct cpp_options): Remove no_output, no_line_commands, dump_macros
7542 and dump_includes.
7543 * cppmain.c: Remove.
7544 * doc/passes.texi: Update.
7546 2003-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7548 * function.c (STACK_ALIGNMENT_NEEDED): New macro. Default to 1.
7549 (assign_stack_local_1): Perform overall stack alignment only when
7550 STACK_ALIGNMENT_NEEDED is non-zero.
7551 * doc/tm.texi (STACK_ALIGNMENT_NEEDED): Document.
7553 * pa.c (compute_frame_size): Rename fsize to size. Account for
7554 alignment to a word boundary before general register save block. Only
7555 account for double-word alignment before floating point register save
7556 block if one or more are saved. Don't allocate space for %r3 when
7557 frame pointer is needed.
7558 (hppa_expand_prologue): Include alignment to word boundary in local
7559 frame size.
7560 * pa.h (STARTING_FRAME_OFFSET): Define to 8 on both 32 and 64-bit ports.
7561 (STACK_ALIGNMENT_NEEDED): Define.
7563 2003-03-04 Kevin Buettner <kevinb@redhat.com>
7565 * dwarf2out.c (rtl_for_decl_location): Don't return NULL_RTX for
7566 global register variables.
7568 2003-03-04 Alexandre Oliva <aoliva@redhat.com>
7570 * reload.c (reload_adjust_reg_for_mode): New function.
7571 (subst_reloads): Call it.
7572 (operands_match_p): Adjust registers using HARD_REGNO_NREGS.
7573 * reload.h (reload_adjust_reg_for_mode): Declare.
7574 * reload1.c (emit_input_reload_insns, emit_output_reload_insns):
7575 Call it.
7577 2003-03-03 James E Wilson <wilson@tuliptree.org>
7579 * optabs.c (add_equal_note): Delete SUBREG_REG use.
7580 Fixes PR c/7872.
7582 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7584 * config/h8300/h8300.md (*ixorsi3_ashift_16): New.
7585 (*ixorsi3_lshiftrt_16): New.
7586 (*iorsi3_ashift_16): Remove.
7588 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7590 * config/h8300/h8300.md (*extzv_8_8): Use '?' to simplify the
7591 pattern.
7593 2003-03-03 Geoffrey Keating <geoffk@apple.com>
7595 * doc/install.texi (Specific): Update entry for powerpc-darwin.
7597 2003-03-03 Richard Henderson <rth@redhat.com>
7599 * config/ia64/ia64.h (HAVE_AS_LTOFFX_LDXMOV_RELOCS): Default to 0.
7601 2003-03-03 David Edelsohn <edelsohn@gnu.org>
7603 * config/rs6000/rs6000.c (rs6000_multipass_dfa_lookahead): Delete.
7604 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Delete.
7605 (rs6000_variable_issue): Do not return negative value.
7606 (rs6000_issue_rate): Uniformly set issue rate to 1 for first
7607 scheduling pass.
7609 2003-03-03 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7611 * dwarf2out.c (dwarf2out_finish): Swap order of break_out_includes and
7612 prune_unused_types calls.
7614 2003-03-03 Jason Merrill <jason@redhat.com>
7616 * tree-inline.c (find_builtin_longjmp_call): Save and restore
7617 lineno and input_filename.
7618 (find_alloca_call): Likewise.
7619 (inlinable_function_p): Run the langhook earlier.
7621 * calls.c (compute_argument_addresses): Give the new MEMs a
7622 minimum alignment of PARM_BOUNDARY.
7624 2003-03-03 J"orn Rennecke <joern.rennecke@superh.com>
7626 * config/sh/sh.h (EXTRA_SPECS): Add subtarget_asm_relax_spec and
7627 subtarget_asm_isa_spec.
7628 (SUBTARGET_ASM_RELAX_SPEC, SUBTARGET_ASM_ISA_SPEC): Define.
7629 (ASM_SPEC): Define as SH_ASM_SPEC.
7630 (SH_ASM_SPEC): New; take the role of ASM_SPEC, but safe from svr4.h.
7631 Use subtarget_asm_relax_spec and subtarget_asm_isa_spec.
7632 * config/sh/elf.h (ASM_SPEC): Use SH_ASM_SPEC.
7633 (SUBTARGET_ASM_ISA_SPEC): Undef / define.
7635 * sh.h (OVERRIDE_OPTIONS): Set default values for align_loops
7636 and align_jumps if not set.
7637 Force align_jumps to be at least 2.
7638 When relaxing, force align_functions to be at least the maximum of
7639 align_loops, align_jumps and 4.
7640 * sh.c (find_barrier, barrier_align): Honour align_jumps_log.
7641 (sh_loop_align): Honour align_loops_log.
7643 * sh.md (length attribute): Use prev_nonnote_insn instead of PREV_INSN
7644 to check for indirect_jump_scratch.
7645 (indirect_jump_scratch): Add second set.
7646 * sh.c (output_far_jump): Use prev_nonnote_insn instead of PREV_INSN
7647 when looking for indirect_jump_scratch.
7648 Extract scratch register taking new structure of indirect_jump_scratch
7649 into account.
7650 (gen_block_redirect): Set INSN_SCOPE for indirect_jump_scratch.
7652 2003-03-03 Jan Hubicka <jh@suse.cz>
7654 * calls.c (rtx_for_function_call): Take the address as an argument
7655 (expand_call): Do not modify the expression.
7657 * toplev.c (rest_of_compilation): Avoid cfg_cleanup calls when not
7658 optimizing.
7660 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7662 * config/h8300/h8300.md (*ixorsi3_zext_hi): Restrict to
7663 TARGET_H8300H and TARGET_H8300S.
7665 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7667 * config/h8300/h8300.md (a peephole2): New.
7669 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7671 * config/h8300/h8300.md (*extzv_8_8): Use shorter code when
7672 operands[0] and operands[1] are different.
7674 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
7676 * reload1.c (reload_cse_move2add): Remove variable success.
7678 2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7680 * ggc-common.c (ggc_rlimit_bound): Cast RLIM_INFINITY to avoid
7681 warnings.
7683 2003-03-02 Richard Henderson <rth@redhat.com>
7685 * configure.in (HAVE_AS_LTOFFX_LDXMOV_RELOCS): New ia64 test.
7686 * config.in, configure: Rebuild.
7687 * config/ia64/ia64.c (ia64_ld_address_bypass_p): Accept lo_sum.
7688 * config/ia64/ia64.md (load_symptr): Use high/lo_sum for the
7689 paired ldtoffx and ldxmov annotations.
7690 (load_symptr_internal1): Remove.
7691 (load_symptr_high, load_symptr_low): New.
7693 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
7695 * c-incpath.c (add_path): Fix sysp assignment.
7697 2003-03-02 Kurt Garloff <garloff@suse.de>
7699 * params.def: Introduce parameter max-inline-insns-rtl for
7700 a separate limit for the RTL inliner.
7701 * params.h: Likewise.
7702 * integrate.c (function_cannot_inline_p): Use it.
7703 * toplev.c (decode_f_option): Set multiple parameters
7704 controlling inlining with -finline-limit.
7705 * params.def: Fix orthographic and typographic errors.
7706 * doc/invoke.texi: Document parameters controlling inlining
7707 and the way -finline-limit sets multiple of them.
7709 * tree.h (struct tree_decl): Introduce inlined_function_flag,
7710 recording whether the function became eligible for inlining
7711 by a compiler flag rather than the declaration.
7712 Provide DID_INLINE_FUNC macro to access it.
7713 * c-decl.c (grokdeclarator): Set DID_INLINE_FUNC.
7714 * cp/decl.c (grokfndecl): Likewise.
7715 * toplev.c (rest_of_compilation): Likewise.
7716 * cp/optimize (maybe_clone_body): Copy DID_INLINE_FUNC.
7717 * print-tree.c (print_node): Report it.
7718 * params.def: Introduce new max-inline-insns-auto limit.
7719 * params.h: Likewise.
7720 * tree-inline.c (inlinable_function_p): Apply it to functions
7721 with DID_INLINE_FUNC set.
7722 * toplev.c (decode_f_option): Initialize it from -finline-limit
7723 value.
7724 * doc/invoke.texi: Document new parameter.
7726 2003-03-02 Geoffrey Keating <geoffk@apple.com>
7728 * fix-header.c (read_scan_file): Don't reference simplify_path.
7730 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
7732 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't enable
7733 min/max instructions by default as may result in reload errors.
7735 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
7737 * config/m68hc11/m68hc11.md ("mulqi3"): Allow address register to
7738 avoid reload problems; define split for it.
7740 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
7742 * config/m68hc11/m68hc11.c (m68hc11_shift_operator): New function.
7743 * config/m68hc11/m68hc11-protos.h (m68hc11_shift_operator): Declare.
7744 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register.
7745 * config/m68hc11/m68hc11.md ("rotrhi3", "rotlhi3"): New patterns for
7746 rotatert and rotate.
7747 ("rotrhi3_const", "rotlhi3_const"): Rename of old 'rotrhi3' insns.
7748 ("*rotrhi3", "*rotlhi3"): New insn pattern for non-const rotatert.
7749 ("*rotrhi3_addr"): New split for shift insns on address register.
7750 ("*lshrhi3", "*ashrhi3", "*ashlhi3_2"): Use new split.
7751 * config/m68hc11/larith.asm (___rotlhi3): New asm function.
7752 (___rotrhi3): Likewise.
7753 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Build them.
7755 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
7757 * toplev.c (aux_base_name): Moved from toplev.h.
7758 (filename): Constify.
7759 (lang_dependent_init): Don't duplicate name.
7760 (process_options): Set aux_base_name here, not...
7761 (do_compile): ...here. Change protoype.
7762 (toplev_main): Move some code from do_compile.
7763 * toplev.h: Remove aux_base_name.
7765 2003-03-02 Kazu Hirata <kazu@cs.umass.edu>
7767 * config/h8300/h8300-protos.h: Add a prototype for
7768 iorxor_operator.
7769 * config/h8300/h8300.c (print_operand): Handle 'c'.
7770 (iorxor_operator): New.
7771 * config/h8300/h8300.h (PREDICATE_CODES): Add iorxor_operator.
7772 * config/h8300/h8300.md (*iorhi3_zext): Remove.
7773 (*iorsi3_zexthi): Likewise.
7774 (*iorsi3_zextsi): Likewise.
7775 (*xorhi3_zextqi): Likewise.
7776 (*xorsi3_zexthi): Likewise.
7777 (*xorsi3_zextsi): Likewise.
7778 (*ixorhi3_zext): New.
7779 (*ixorsi3_zext_qi): Likewise.
7780 (*ixorsi3_zext_hi): Likewise.
7782 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
7784 * c-incpath.c (remove_component_p, simplify_path): Move back to
7785 cppfiles.c.
7786 (remove_duplicates): Use cpp_simplify_path.
7787 * c-incpath.h (simplify_path): Remove.
7788 * c-lex.c: Don't include c-incpath.h.
7789 (init_c_lex): Remove simplify_path.
7790 * cppfiles.c (remove_component_p, cpp_simplify_path): Restore.
7791 (find_or_create_entry, validate_pch): Revert.
7793 2003-03-02 Ashif Harji <asharji@uwaterloo.ca>
7795 * gcc.c (default_compilers): Add -no-integrated-cpp flag to invoke
7796 an external cpp during compilation.
7797 (option_map): Likewise.
7798 * objc/lang-specs.h (default_compilers): Similarly.
7799 * doc/invoke.texi: Document -no-integrated-cpp flag.
7801 2003-03-02 Kazu Hirata <kazu@cs.umass.edu>
7803 * config/h8300/h8300.md (zero_extendqisi2): Change to an
7804 expander.
7805 (*zero_extendqisi2_h8300): New.
7806 (*zero_extendqisi2_h8300hs): New.
7807 (two splitters): New.
7809 2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7811 * fp-bit.h (float_to_usi): Fix condition wrapping prototype.
7813 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
7815 * config/h8300/h8300.md (a peephole2): Remove dead code.
7817 2003-03-01 Roger Sayle <roger@eyesopen.com>
7819 PR c++/9367
7820 * builtin-types.def (DEF_FUNCTION_TYPE_VAR_3): New macro.
7821 (BT_FN_INT_CONST_STRING_VALIST_ARG,
7822 BT_FN_INT_STRING_CONST_STRING_VALIST_ARG,
7823 BT_FN_INT_CONST_STRING_CONST_STRING_VALIST_ARG,
7824 BT_FN_INT_STRING_SIZE_CONST_STRING_VALIST_ARG,
7825 BT_FN_INT_STRING_CONST_STRING_VAR,
7826 BT_FN_INT_CONST_STRING_CONST_STRING_VAR,
7827 BT_FN_INT_STRING_SIZE_CONST_STRING_VAR): New built-in types.
7828 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2,
7829 ATTR_NONNULL_3): Also include the nothrow attribute.
7830 (sprintf, scanf, sscanf, vprintf, vsprintf, snprintf,
7831 vsnprintf, vscanf, vsscanf): Don't define attributes here.
7832 * builtins.def (putchar, puts): Make full C89 built-ins.
7833 (snprintf, sprintf, scanf, sscanf, vprintf, vscanf,
7834 vsscanf, vsnprintf, vsprintf): New built-ins.
7835 * c-common.c (c_common_nodes_and_builtins): Handle new macro
7836 DEF_FUNCTION_TYPE_VAR_3.
7838 * doc/extend.texi: Document these new built-in functions.
7840 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
7842 * config/h8300/h8300.md (a peephole2): New.
7844 2003-03-01 Richard Earnshaw <rearnsha@arm.com>
7846 * predict.c (estimate_bb_frequencies): Correctly set
7847 real_values_initialized after initialization.
7849 2003-03-01 Neil Booth <neil@daikokuya.co.uk>
7851 * Makefile.in (C_AND_OBJC_OBJS, c-incpath.o, c-lex.o, LIBCPP_OBJS,
7852 cppinit.o, cppdefault.o, fix-header): Update.
7853 * c-incpath.c: New file.
7854 * c-incpath.h: New file.
7855 * c-lex.c: Include c-incpath.h.
7856 (init_c_lex): Register path simplifier.
7857 * c-opts.c: Include cppdefault.h and c-incpath.h.
7858 (TARGET_SYSTEM_ROOT, verbose, iprefix, sysroot, std_inc,
7859 std_cxx_inc, quote_chain_split, add_prefixed_path): New.
7860 (COMMAND_LINE_OPTIONS): Add more options from cpplib.
7861 (missing_arg, c_common_decode_option): Handle them.
7862 (c_common_post_options): Register include chains.
7863 (print_help): Update.
7864 * cppdefault.h (struct default include): Update.
7865 Move some macros to ...
7866 * cppdefault.c: ... here.
7867 (cpp_include_defaults): Add extra field add_sysroot.
7868 * cppfiles.c (include_file, search_from, find_or_create_entry,
7869 cpp_included, find_include_file, remap_filename): Update for
7870 renaming of search_path to cpp_path, and of the chain headers.
7871 (remove_component_p, _cpp_simplify_pathname): Move to c-incpath.c.
7872 * cpphash.h (struct search_path): Move to cpplib.h.
7873 (struct cpp_buffer, struct cpp_reader): Update.
7874 (_cpp_simplify_pathname): Remove.
7875 * cppinit.c: Don't include prefix.h and cppdefault.h.
7876 (INO_T_EQ, INO_T_COPY, path_include, append_include_chain,
7877 remove_dup_dir, remove_dup_nonsys_dirs, remove_dup_dirs,
7878 init_standard_includes, BRACKET, SYSTEM, AFTER, no_dir,
7879 no_pth, cpp_handle_options): Remove.
7880 (struct pending_option): Remove chain members.
7881 (cpp_destroy, cpp_read_main_file, COMMAND_LINE_OPTIONS,
7882 cpp_handle_option): Update.
7883 * cpplib.h (struct cpp_path, cpp_set_include_chains): New.
7884 (struct cpp_options): Remove quote_include, bracket_include,
7885 include_prefix, include_prefix_len, verbose, ignore_srcdir,
7886 no_standard_includes, no_standard_cplusplus_includes.
7887 (struct cpp_callbacks): Add simplify_path.
7888 (cpp_handle_options): Remove.
7889 * fix-header.c: Include c-incpath.h.
7890 (read_scan_file): Update to use c-incpath functionality.
7891 * doc/passes.texi: Update.
7893 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
7895 * config/h8300/h8300.c (bit_operand): Accept MEM only if it
7896 satisfies EXTRA_CONSTRAINT 'U'.
7898 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
7900 * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Take a scratch
7901 register.
7902 (*tst_extzv_memqi_1_n): Change to a splitter.
7903 (a peephole2): Update.
7905 2003-03-01 Richard Earnshaw <rearnsha@arm.com>
7907 * predict.c (estimate_bb_frequencies): Initialize the sreal
7908 constants once per compilation.
7910 2003-02-28 Richard Henderson <rth@redhat.com>
7912 * toplev.c (flag_eliminate_unused_debug_types): Enable by default.
7914 2003-02-28 scott snyder <snyder@fnal.gov>
7916 * flags.h: Add flag_eliminate_unused_debug_types.
7917 * toplev.c: Add flag_eliminate_unused_debug_types.
7918 (f_options): Add -feliminate-unused-debug-types.
7919 * dwarf2out.c (struct file_table): Add emitted member.
7920 (splice_child_die): Fix the parent pointer for the child being
7921 spliced.
7922 (lookup_filename): Maintain file_table.emitted array. Don't
7923 output .file directive here.
7924 (maybe_emit_file): (new)
7925 (init_file_table): Set up file_table.emitted.
7926 (dwarf2out_source_line): Use maybe_emit_file.
7927 (dwarf2out_start_source_file): Use maybe_emit_file.
7928 (dwarf2out_init): Use maybe_emit_file.
7929 (prune_unused_types_walk_attribs): (new)
7930 (prune_unused_types_mark): (new)
7931 (prune_unused_types_walk): (new)
7932 (prune_unused_types_prune): (new)
7933 (prune_unused_types): (new)
7934 (dwarf2out_finish): Call prune_unused_types if
7935 flag_eliminate_unused_debug_types is set.
7936 * doc/invoke.texi (Option Summary): Add
7937 -feliminate-unused-debug-types.
7938 (Debugging Options): Likewise.
7940 2003-02-28 Geoffrey Keating <geoffk@apple.com>
7942 * doc/invoke.texi: Change .pch to .gch.
7943 * cppfiles.c (open_file_pch): Likewise.
7944 * gcc.c (default_compilers): Likewise.
7946 2003-02-28 Aldy Hernandez <aldyh@redhat.com>
7948 * floatlib.c: Remove.
7950 2003-02-28 Jason Merrill <jason@redhat.com>
7952 * stor-layout.c (variable_size): Leave a "minus 1" outside the
7953 SAVE_EXPR.
7955 2003-02-28 David Edelsohn <edelsohn@gnu.org>
7957 * config/rs6000/power4.md: Add compare bypass.
7959 2003-02-28 Jason Thorpe <thorpej@wasabisystems.com>
7961 * config/netbsd.h: Update copyright years.
7962 (NETBSD_CPP_SPEC): Define _REENTRANT and _PTHREADS if
7963 -pthread is specified on the command line.
7965 2003-02-28 Dale Johannesen <dalej@apple.com>
7967 * loop.c (struct movable): Add insert_temp, shrink savemode.
7968 (scan_loop): Accept invariants that require copying; mark as
7969 insert_temp.
7970 (combine_movables): Don't combine insert_temp movables.
7971 (move_movables): Insert copies for insert_temp movables.
7972 Don't record the info based on regno for insert_temp's.
7974 2003-02-28 Joel Sherrill <joel@OARcorp.com>
7976 PR 9638/other
7977 * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Ensure the
7978 this constant defaults to 1.
7980 2003-02-28 Bob Wilson <bob.wilson@acm.org>
7982 * config.gcc (xtensa-*-linux*): Add t-slibgcc-elf-ver to tmake_file.
7984 2003-02-28 Richard Earnshaw <rearnsha@arm.com>
7986 * arm.md (mulhisi3, mulhisi3addsi, mulhidi3adddi): Enable for any
7987 ARMv5e processor, not just for XScale. Instructions are predicable.
7988 (mulhisi3tb, mulhisi3bt, mulhisi3tt): New patterns for ARMv5e.
7990 2003-02-28 Nick Clifton <nickc@redhat.com>
7992 * config/arm/arm.c (note_invalid_constants): Change parameter type
7993 from bool to int.
7995 2003-02-28 Kazu Hirata <kazu@cs.umass.edu>
7997 * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Accept the
7998 test of bit 7.
7999 (*tst_extzv_memqi_1_n): Likewise.
8000 (a peephole2): New.
8002 2003-02-28 Richard Sandiford <rsandifo@redhat.com>
8004 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Wrap in
8005 #ifndef __mips16.
8007 2003-02-28 Jan Hubicka <jh@suse.cz>
8009 * combine.c (gen_lowpart_for_combine): Update handling of
8010 subregs_of_mode
8011 * flow.c (life_analysis, mark_used_regs): Likewise.
8012 * regclass.c (subregs_of_mode): Turn into single bitmap.
8013 (cannot_change-mode_set_regs, invalid_mode_change_p): Update
8014 dealing with subregs_of_mode
8015 * regs.h (subregs_of_mode): Update prototype.
8017 2003-02-28 Josef Zlomek <zlomekj@suse.cz>
8019 * emit-rtl.c (set_reg_attrs_for_parm): New function.
8020 * rtl.h (set_reg_attrs_for_parm): New exported function.
8021 * function.c (assign_parms): Use set_reg_attrs_for_parm instead of
8022 set_reg_attrs_from_mem.
8024 2003-02-27 Roger Sayle <roger@eyesopen.com>
8025 Zack Weinberg <zack@codesourcery.com>
8027 * gcc.c (do_spec_1): Treat %U like %u for unique associations.
8029 2003-02-27 Kazu Hirata <kazu@cs.umass.edu>
8031 * reload1.c (sext_for_mode): Remove.
8032 (reload_cse_move2add): Use trunc_int_for_mode instead of
8033 sext_for_mode.
8034 (move2add_note_store): Likewise.
8035 Reset register information if we see a set in non-integer
8036 mode.
8038 2003-02-27 David Edelsohn <edelsohn@gnu.org>
8040 * config/rs6000/aix43.h (ASM_SPEC): Only emit -mppc64 if no -mcpu
8041 option.
8042 (ASM_CPU_SPEC): Use -m620 for Power3, Power4, 620, 630.
8043 * config/rs6000/aix51.h: Same.
8044 * config/rs6000/aix52.h: Same.
8045 * config/rs6000/power4.md: Additional VMX bypasses.
8047 2003-02-27 Geert Bosch <bosch@gnat.com>
8049 * toplev.c (print_version): Add indentation for GGC heuristics and
8050 output after printing version information.
8052 2003-02-27 James E Wilson <wilson@tuliptree.org>
8054 * combine.c (simplify_comparison): Require integral mode when
8055 permuting SUBREG with AND.
8057 2003-02-27 Steve Ellcey <sje@cup.hp.com>
8059 * config/ia64/hpux.h (STARTFILE_PREFIX_SPEC): Remove.
8061 2003-02-27 Nick Clifton <nickc@redhat.com>
8063 * config/arm/arm.md (extendsfdf2): Add pattern accidentally
8064 deleted when cirrus instructions were added.
8066 2003-02-27 Jason Thorpe <thorpej@wasabisystems.com>
8068 * config.gcc (*-*-netbsd[2-9]*, *-*-netbsdelf[2-9]*): Enable
8069 POSIX thread support by default.
8071 2003-02-27 Roger Sayle <roger@eyesopen.com>
8073 * config/i386/cygwin.h: Don't include any other files directly.
8074 * config/i386/mingw32.h: Don't include cygwin.h directly.
8075 * config.gcc (cygwin, mingw32, uwin): Instead make these files
8076 explicit in the tm_files variable.
8078 2003-02-27 Alan Modra <amodra@bigpond.net.au>
8080 * config/rs6000/rs6000.md: Add TI constant splitter.
8082 2003-02-26 Alexandre Oliva <aoliva@redhat.com>
8084 * builtins.c (purge_builtin_constant_p): Handle subreg of
8085 constant_p_rtx too.
8087 * function.c (assign_stack_local_1): Truncate constant added to
8088 frame_pointer_rtx or virtual_stack_vars_rtx for Pmode.
8090 2003-02-26 David Edelsohn <edelsohn@gnu.org>
8092 * config.gcc: Add power4 to PowerPC with_cpu list.
8094 2003-02-26 Jan Hubicka <jh@suse.cz>
8096 * objc-act.c: (mark_referenced_methods): Fix compilation problem.
8098 2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8100 * gcov-dump.c (print_prefix): Fix signedness warning.
8101 * gcov-io.h (struct counter_section, struct counter_section_data): New.
8102 (struct function_info): n_arc_counts field removed, n_counter_sections,
8103 counter_sections fields added.
8104 (struct gcov_info): arc_counts, n_arc_counts fields removed,
8105 n_counter_sections, counter_sections fields added.
8106 * libgcov.c (gcov_exit, __gcov_flush): Add support for multiple
8107 profile sections.
8108 * profile.h (MAX_COUNTER_SECTIONS): New.
8109 (struct section_info): New.
8110 (struct profile_info): count_instrumented_edges,
8111 count_edges_instrumented_now fields removed, n_sections, section_info
8112 fields added.
8113 (find_counters_section): Declare.
8114 * profile.c (struct function_list): count_edges field removed,
8115 n_counter_sections, counter_sections fields added.
8116 (set_purpose, label_for_tag, build_counter_section_fields,
8117 build_counter_section_value, build_counter_section_data_fields,
8118 build_counter_section_data_value, build_function_info_fields,
8119 build_function_info_value, build_gcov_info_fields,
8120 build_gcov_info_value): New static functions.
8121 (find_counters_section): New function.
8122 (instrument_edges, get_exec_counts, compute_branch_probabilities,
8123 branch_prob, create_profiler): Modified to support multiple profile
8124 sections.
8126 2003-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8128 * pa.c (compute_frame_size): Don't assume PREFERRED_STACK_BOUNDARY
8129 is 8 * STACK_BOUNDARY.
8130 * pa.h (PREFERRED_STACK_BOUNDARY): Change to 128 on 64-bit port.
8132 2003-02-26 Michael Matz <matz@suse.de>
8134 * ra-colorize.c (merge_moves): Fix list handling.
8136 2003-02-26 Nick Clifton <nickc@redhat.com>
8138 * config/arm/arm.c (is_load_address): Rename to...
8139 (arm_memory_load_p) ... this and make it check for SUBREGs and
8140 constant loads that will be converted into loads from the
8141 minipool.
8142 (is_cirrus_insn): Rename to ...
8143 (arm_cirrus_insn_p): ... this, for consistency. Replace test
8144 of CIRRUS_NO with CIRRUS_NOT.
8145 (cirrus_reorg): Use renamed functions.
8146 (note_invalid_constants): Change from a void function to bool.
8147 Add an extra parameter, saying whether the fixups should be
8148 pushed. Return true if fixups are needed.
8149 (arm_reorg): Use renamed functions. Use INSN_P. Replace test
8150 of CIRRUS_NO with CIRRUS_NOT.
8151 * config/arm/arm.h (FLOAT_WORDS_BIG_ENDIAN): Mention that
8152 other floating point co-processors can also affect this.
8153 * config/arm/arm.md ("type" attribute): Add mav_farith and
8154 mav_dmult. Replace references to "cirrus_type" attribute with
8155 "type".
8156 * config/arm/cirrus.md ("cirrus_fpu" attribute): Delete.
8157 ("cirrus_type" attribute): Delete - use "type" instead.
8158 ("cirrus" attribute): Replace 'no' with 'not' and 'yes' with
8159 'normal'.
8161 2003-02-25 Jan Hubicka <jh@suse.cz>
8163 * objc-act.c: Include cgraph.h
8164 (mark_referenced_methods): New function.
8165 (objc_init): Call it.
8166 * objc-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Set.
8168 * c-decl.c (finish_function): Honor can_defer_p even in unit-at-a-time
8169 mode.
8171 * optabs.c (expand_fix): Do not widen the input operand.
8173 * expr.c (emit_group_store): Fix crash when converting single
8174 register into complex register.
8176 * Makefile.in (jump.o, regclass.o, alias.o): Add dependency on timevar.h
8177 * alias.c: Include timevar.h
8178 (init_alias_analysis): Set timevar
8179 * jump.c: Include timevar.h
8180 (rebuild_jump_labels): Set timevar
8181 * regcalss.c: Include timevar.h
8182 (reg_scan): Set timevar
8183 * timevar.def (TV_ALIAS_ANALYSIS, TV_REG_SCAN, TV_REBUILD_JUMP): New
8185 2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8187 * cse.c (count_reg_usage): Fix handling of REG_EQUAL notes.
8189 * Makefile.in (loop-unroll.o): New.
8190 * cfgloop.h (UAP_PEEL, UAP_UNROLL, UAP_UNROLL_ALL): New.
8191 (unroll_and_peel_loops): Declare.
8192 * alias.c (init_alias_analysis): Flag_unroll_loops renamed to
8193 flag_old_unroll_loops.
8194 * loop.c (loop_invariant_p): Ditto.
8195 * unroll.c (unroll_loop): Flag_unroll_all_loops renamed to
8196 flag_old_unroll_all_loops.
8197 * flags.h (flag_unroll_loops): Renamed to flag_old_unroll_loops.
8198 (flag_unroll_all_loops): Renamed to flag_old_unroll_all_loops.
8199 * params.def (PARAM_MAX_UNROLLED_INSNS): Default value changed.
8200 (PARAM_MAX_AVERAGE_UNROLLED_INSNS, PARAM_MAX_UNROLL_TIMES,
8201 PARAM_MAX_PEELED_INSNS, PARAM_MAX_PEEL_TIMES,
8202 PARAM_MAX_COMPLETELY_PEELED_INSNS, PARAM_MAX_COMPLETELY_PEEL_TIMES,
8203 PARAM_MAX_ONCE_PEELED_INSNS): New.
8204 * toplev.h (flag_old_unroll_loops, flag_old_unroll_all_loops): New.
8205 (flag_unroll_loops, flag_unroll_all_loops): Used for new unroller
8206 instead of old one.
8207 (flag_peel_loops): New.
8208 (lang_independent_options): The new flags added.
8209 (rest_of_compilation): Call new unroller.
8210 (process_options): Setup flags for coexistence of old and new unroller.
8211 * doc/invoke.texi: Document new options.
8212 * doc/passes.texi: Document new unroller pass.
8214 2003-02-26 David Billinghurst <David.Billinghurst@riotinto.com>
8216 * fixinc/fixincl.x: Regenerate
8218 2003-02-26 Josef Zlomek <zlomekj@suse.cz>
8220 * function.c (assign_parms): Set reg_attrs for parameters passed in
8221 registers.
8223 2003-02-26 Alan Modra <amodra@bigpond.net.au>
8225 PR target/9681
8226 * tlink.c (scan_linker_output): Drop leading '.' from symbol names.
8228 2003-02-25 David Edelsohn <edelsohn@gnu.org>
8230 * config/rs6000/xcoff.h (ASM_FILE_START): Do not emit machine
8231 pseudo-op.
8233 2003-02-25 Roger Sayle <roger@eyesopen.com>
8235 * combine.c (combine_simplify_rtx, simplfy_comparison): Use CC0_P.
8236 * cse.c (invalidate_skipped_set): Likewise.
8237 * integrate.c (subst_constants): Likewise.
8238 * jump.c (reversed_comparison_code_parts): Likewise.
8239 * loop.c (canonicalize_condition): Likewise.
8240 * simplify-rtx.c (simplify_relational_operation): Likewise.
8242 2003-02-25 Roger Sayle <roger@eyesopen.com>
8244 * builtins.def (DEF_LIB_ALWAYS_BUILTIN, DEF_UNUSED_BUILTIN): Delete.
8245 (abs, labs, fabs, fabsf, fabsl, abort, exit, _exit, _Exit): Use
8246 the appropriate macro to define built-in function.
8247 (fmod,fmodf,fmodl): New built-in functions.
8249 * doc/extend.texi (fmod,fmodf,fmodl): Document new built-ins.
8251 2003-02-25 Richard Henderson <rth@redhat.com>
8253 * config/i386/i386.c (function_arg): Pass variable sized
8254 structures correctly on the stack.
8256 2003-02-25 Kazu Hirata <kazu@cs.umass.edu>
8258 * reload1.c (reload_cse_move2add): Use STRICT_LOW_PART if PLUS
8259 does not reduce the cost of SET.
8261 2003-02-25 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8263 PR target/9732
8264 * config/rs6000/rs6000.c (first_reg_to_save): Handle
8265 PIC_OFFSET_TABLE_REGNUM for -fPIC too.
8266 (rs6000_emit_prologue): Likewise.
8267 (rs6000_emit_epilogue): Likewise.
8268 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Make
8269 PIC_OFFSET_TABLE_REGNUM a fixed register for -fPIC.
8271 2003-02-25 Richard Henderson <rth@redhat.com>
8273 * real.c (real_to_integer2): Force overflow result only for
8274 unsigned overflow.
8276 2003-02-25 Kazu Hirata <kazu@cs.umass.edu>
8278 * gcse.c (cprop_jump): Revert the 2003-02-23 change.
8280 2003-02-25 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
8281 Richard Henderson <rth@redhat.com>
8283 * sched-ebb.c (add_deps_for_risky_insns): Add the dependence when
8284 there is no similar load.
8286 2003-02-25 Vladimir Makarov <vmakarov@redhat.com>
8287 Richard Henderson <rth@redhat.com>
8289 * sched-int.h (INSN_TRAP_CLASS, WORST_CLASS): Move them from
8290 sched-rgn.c.
8291 (add_forward_dependence): New function prototype.
8293 * sched-rgn.c (INSN_TRAP_CLASS, WORST_CLASS): Move them to
8294 sched-init.h.
8295 (CONST_BASED_ADDRESS_P, may_trap_exp, haifa_classify_insn): Move
8296 them to haifa-sched.c.
8298 * haifa-sched.c (CONST_BASED_ADDRESS_P, may_trap_exp,
8299 haifa_classify_insn): Move them from sched-rgn.c.
8301 * sched-deps.c (add_dependence): Return flag of creating a new
8302 entry.
8303 (add_forward_dependence): New function.
8304 (compute_forward_dependences): Use the function.
8306 * sched-ebb.c (earliest_block_with_similiar_load): New function.
8307 (add_deps_for_risky_insns): New function.
8308 (schedule_ebb): Call the function.
8310 2003-02-20 Aldy Hernandez <aldyh@redhat.com>
8312 * doc/tm.texi: Document Rename TARGET_VECTOR_TYPES_COMPATIBLE to
8313 TARGET_VECTOR_OPAQUE_P. Document accordingly.
8315 * testsuite/gcc.dg/20030218-1.c: Check that initialization of
8316 opaque types fail.
8318 * c-typeck.c (comptypes): Change call to vector_types_compatible
8319 to vector_opaque_p.
8320 (convert_for_assignment): Call vector_opaque_p instead of
8321 vector_types_compatible.
8322 (really_start_incremental_init): Disallow initialization of opaque
8323 types.
8325 * target-def.h: Remove TARGET_VECTOR_TYPES_COMPATIBLE.
8326 Define TARGET_VECTOR_OPAQUE_P.
8327 (TARGET_INITIALIZER): Same.
8329 * target.h (struct gcc_target): Remove vector_types_compatible.
8330 Add vector_opaque_p.
8332 * config/rs6000/rs6000.c (rs6000_spe_vector_types_compatible):
8333 Remove.
8334 (is_ev64_opaque_type): Check for TARGET_SPE and make sure type is
8335 a vector type. Change return type to bool.
8336 (TARGET_VECTOR_TYPES_COMPATIBLE): Remove.
8337 (TARGET_VECTOR_OPAQUE_P): Define.
8339 * cp/parser.c (cp_parser_init_declarator): Call vector_opaque_p
8340 target hook.
8341 Include target.h.
8342 (cp_parser_init_declarator): Fix typo in function comments.
8344 2003-02-25 Jan Hubicka <jh@suse.cz>
8346 * Makefile.in (lcm.o): Add dependency on function.h
8347 * lcm.c (function.h): Include.
8348 * i386.c (machine_function, ix86_stack_locals,
8349 * ix86_save_varrargs_registers) : Move to
8350 ...
8351 * i386.h (machine_function, ix86_stack_locals,
8352 ix86_save_varrargs_registers): ... here; add optimize_mode_switching
8353 (ix86_optimize_mode_switching): New.
8354 * i386.md (fix patterns): Set ix86_optimize_mode_switching
8356 2003-02-25 Nick Clifton <nickc@redhat.com>
8358 * config/d30v/d30v.c (d30v_init_cumulative_args): Fix typo. Name
8359 of fourth arg is 'fndecl' not 'indirect'. Update comment
8360 describing the function's parameters.
8362 2003-02-24 Jan Hubicka <jh@suse.cz>
8364 * combine.c (simplify_shift_const): Fix previous patch.
8366 2003-02-24 Jeff Law <law@redhat.com>
8368 * i386.md (testdi_1_rex64): Discourage reload from using the %eax
8369 alternative.
8370 (testsi_1, testhi_1, testqi_1): Likewise.
8372 2003-02-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8374 * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Rename
8375 __EXTERN_PREFIX to __PRAGMA_EXTERN_PREFIX.
8376 * doc/extend.texi (Tru64 Pragmas): Reflect this.
8378 * fixinc/inclhack.def (alpha___extern_prefix): Indicate #pragma
8379 extern_prefix support for Tru64 UNIX V5 <sys/stat.h>.
8380 * fixinc/fixincl.x: Regenerate.
8381 * fixinc/tests/base/sys/stat.h [ALPHA___EXTERN_PREFIX_CHECK]: New
8382 testcase.
8383 Fixes PR c/5059, c/6126, other/9671.
8385 2003-02-24 Roger Sayle <roger@eyesopen.com>
8387 * gcc.c (do_spec_1) ['{']: Handle pending argument upon return
8388 from handle_braces in "%{...}".
8390 2003-02-24 Kaz Kojima <kkojima@gcc.gnu.org>
8392 * config/sh/sh.c (TARGET_HAVE_TLS): Conditionally define.
8393 (prepare_move_operands): Handle TLS operands.
8394 (tls_symbolic_operand): New.
8395 (nonpic_symbol_mentioned_p): Handle TLS UNSPECs.
8396 (legitimize_pic_address): Do nothing for the TLS symbol.
8397 (sh_encode_section_info): Handle TLS case.
8398 (sh_strip_name_encoding): Drop TLS encoding.
8399 * config/sh/sh-protos.h (tls_symbolic_operand): Add prototype.
8400 * config/sh/sh.h (SH_TLS_ENCODING): Define.
8401 (TLS_SYMNAME_P, STRIP_TLS_ENCODING): Likewise.
8402 (ASM_OUTPUT_LABELREF): Drop TLS encoding.
8403 (OUTPUT_ADDR_CONST_EXTRA): Handle TLS UNSPECs.
8404 * config/sh/sh.md: Define TLS UNSPEC constants.
8405 (type): Add tls_load.
8406 ("tls_global_dynamic", "tls_local_dynamic"): New insns.
8407 ("sym2DTPOFF", "symDTPOFF2reg", "sym2GOTTPOFF"): New expanders.
8408 ("tls_initial_exec"): New insn.
8409 ("sym2TPOFF", "symTPOFF2reg"): New expanders.
8410 ("load_gbr"): New insn.
8412 * configure.in (HAVE_AS_TLS): Add sh-*-* and sh[34]*-*-* cases.
8413 * configure: Regenerate.
8415 2003-02-24 Alan Modra <amodra@bigpond.net.au>
8417 PR 9297, PR 9722
8418 * calls.c (store_one_arg): Revert 1999-02-16 change. Revert
8419 2000-12-17 change. Pass EXPAND_STACK_PARM to expand_expr.
8420 * expr.h (enum expand_modifier): Define EXPAND_STACK_PARM.
8421 (enum block_op_methods): Reorder for better store_expr optimization.
8422 * expr.c (store_expr): Test bit 1 of "want_value" for call param
8423 stores, test bit 0 for original want_value meaning. Pass
8424 BLOCK_OP_CALL_PARM to emit_block_move when bit 1 set. Adjust
8425 recursive calls, and calls to expand_param.
8426 (expand_expr): Handle EXPAND_STACK_PARM modifier. When cse
8427 expected, set target to 0 rather than to subtarget. Formatting.
8429 2003-02-23 Kazu Hirata <kazu@cs.umass.edu>
8431 * gcse.c (cprop_jump): Use the REG_EQUAL note if available.
8433 2003-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8435 * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Document
8436 new default behavior.
8437 * ggc-common.c: Include sys/resource.h.
8438 (ggc_rlimit_bound): New function.
8439 (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Update
8440 defaults to account for rlimits.
8442 2003-02-22 Richard Henderson <rth@redhat.com>
8444 * i386.c, i386.h (TUNEMASK): Rename from CPUMASK.
8446 2003-02-22 Kelley Cook <kelley@dwhoops.info>
8448 * i386.h, i386.c, i386.md (ix86_tune): Rename from ix86_cpu.
8449 (ix86_tune_string): Rename from ix86_cpu_string.
8451 2003-02-22 Kelley Cook <kelleycook@comcast.net>
8453 * config/i386/i386.c: Replace "mcpu" with "mtune".
8454 * config/i386/i386.h (TARGET_OPTIONS): Likewise.
8455 (CC1_CPU_SPEC): Likewise. New warning for "-mcpu".
8456 * doc/invoke.texi (i386 and x86-64 Options): Replace "mcpu"
8457 with "mtune". Note that "mcpu" is a deprecated synonym for "mtune".
8459 2003-02-23 Andreas Schwab <schwab@suse.de>
8461 * config.gcc: Delete references to m68k/t-linux and
8462 m68k/t-linux-aout.
8463 * config/m68k/t-linux, config/m68k/t-linux-aout: Removed.
8465 2003-02-22 Jan Hubicka <jh@suse.cz>
8467 * toplev.c (rest_of_compilation): Apply fotgotten hunk
8468 of track scheduling patch.
8470 2003-02-22 Jan Hubicka <jh@suse.cz>
8472 * config/linux.h (TARGET_HAS_F_SETLKW): Define.
8473 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Likewise
8475 2003-02-22 Jan Hubicka <jh@suse.cz>
8477 * c-decl.c (c_expand_body_1): Fix.
8479 2003-02-22 Jan Hubicka <jh@suse.cz>
8481 * expmed.c (expand_divmod): Undo sign extensions for unsigned operands
8483 * cfgcleanup.c (try_forward_edges): Don't check loop structures
8484 when not optimizing.
8485 (cleanup_cfg): Do not iterate trought delete_trivially_dead_insns
8486 when not expensive.
8487 * toplev.c (rest_of_compilation): Duplicate loop headers only when
8488 optimizing; Delete trivially dead insns early; fix optimize check.
8490 * Makefile.in (c-decl.o, c-objc-common.o, cgraph.o, tree-inline.o): Add
8491 dependency on cgraph.h
8492 * c-decl.c: Include cgraph.h
8493 (finish_function): Update call of tree_inlinable_function_p.
8494 * c-objc-common.c: Include cgraph.h
8495 * cgraph.h: New file.
8496 * cgraphunit.c: New file.
8497 * cgraph.c (cgraph_node, cgraph_edge): Move into cgraph.h
8498 (cgraph_nodes, cgraph_n_nodes): Globalize.
8499 (cgraph_finalize_function, cgraph_finalize_compilation_unit
8500 cgraph_create_edges, cgraph_optimize, cgraph_mark_needed_node):
8501 Move into cgraphunit.c
8502 * tree-inline.c: Include cgraph.h
8503 * tree-inline.c: Include cgraph.h
8505 2003-02-22 Josef Zlomek <zlomekj@suse.cz>
8507 * config/i386/i386.md: Use gen_lowpart instead of gen_rtx_REG
8508 for copying a register.
8510 2003-02-22 Steven Bosscher <s.bosscher@student.tudelft.nl>
8512 PR other/3782
8513 * toplev.c (process_options): If flag_detailed_statistics is set,
8514 then set time_report as well.
8516 PR c/8828
8517 * jump.c (never_reached_warning): Don't fall through BARRRIER
8518 insns. Update comments to reflect what the function really does.
8520 2003-02-21 Roger Sayle <roger@eyesopen.com>
8522 * fold-const.c (omit_one_operand): No longer static.
8523 * tree.h (omit_one_operand): Prototype here.
8524 (div_and_round_double): Keep fold-const.c prototypes together.
8525 * builtins.c (builtin_mathfn_code): Handle binary built-in
8526 funtions, such as "pow" and "atan2".
8527 (fold_builtin): Optimize both pow(x,0.0) and pow(1.0,y) to 1.0.
8528 Simplify optimizations using "type" the builtin's return type.
8530 2003-02-22 Hans-Peter Nilsson <hp@axis.com>
8532 * config/cris/cris.c (cris_rtx_costs): Blockify dangling else.
8533 Fix functionalization typo.
8535 * regmove.c (optimize_reg_copy_1): Do not replace a hard register
8536 in an asm.
8538 2003-02-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8540 * Makefile.in (ggc-common.o): Depend on $(PARAMS_H)
8541 * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Update
8542 documentation.
8543 * ggc-common.c: Include params.h
8544 (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
8545 init_ggc_heuristics): New functions.
8546 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
8547 init_ggc_heuristics): Prototype.
8548 * toplev.c (print_version): Output GGC heuristics.
8549 (parse_options_and_default_flags): Call init_ggc_heuristics.
8551 2003-02-22 Jan Hubicka <jh@suse.cz>
8553 * i386.c (def_builtin): Special case 64bit builtins.
8554 (MASK_SSE164, MASK_SSE264): New constants.
8555 (builtin_description): Add 64bit builtins.
8556 (ix86_init_mmx_sse_builtins): Likewise.
8557 * i386.h (enum ix86_builtins): Likewise.
8558 * i386.md (cvtss2siq, cvttss2siq, cvtsd2siq, cvttsd2siq, cvtsi2sdq,
8559 sse2_movq2dq_rex64, sse2_movsq2q_rex64): New.
8560 (sse2_movq2dq, sse2_movsq2q): Disable for 64bit.
8561 * mmintrin.h (_mm_cvtsi64x_si64, _mm_set_pi64x, _mm_cvtsi64_si64x): New.
8562 * xmmintrin.h (_mm_cvtss_si64x, _mm_cvttss_si64x, _mm_cvtsi64x_ss,
8563 _mm_set_epi64x, _mm_set1_epi64x, _mm_cvtsd_si64x, _mm_cvttsd_si64x,
8564 _mm_cvtsi64x_sd, _mm_cvtsi64x_si128, _mm_cvtsi128_si64x): New.
8566 2003-02-22 Jan Hubicka <jh@suse.cz>
8568 * i386.c (builtin_description): Add __builtin_ia32_paddq and
8569 __builtin_ia32_psubq. Fix __builtin_ia32_paddq128
8570 and __builtin_ia32_psubq128.
8571 * i386.h (IX86_BUILTIN_PADDQ, IX86_BUILTIN_PSUBQ): New.
8572 * i386.md (addv*, mmx_ior*, mmx_xoe*, mmx_and*): Add missing '%'.
8573 (mmx_adddi3, mmx_subdi3): New.
8574 * mmintrin.h (_mm_add_si64, _mm_sub_si64): New.
8575 * xmmintrin.h (_mm_movepi64_pi64): New.
8576 (_mm_add_epi64, _mm_sub_epi64): fix.
8577 (_mm_mul_pu16): Rename to...
8578 (_mm_mul_su32): ... this one.
8580 * builtins.c (expand_builtin_expect): Do not predict
8581 flag_guess_branch_prob is not set.
8582 * c-semantics.c (expand_stmt): Likewise.
8583 * predict.c (predict_insn): Likewise.
8584 * stmt.c (expand_continue_loop): Likewise.
8585 * toplev.c (rest_of_compilation): Do not call
8586 note_prediction_to_br_prob and note_prediction_to_br_prob
8587 when not optimizing.
8589 2003-02-21 Jan Hubicka <jh@suse.cz>
8591 * cfgrtl.c (commit_edge_insertions): Call
8592 find_many_sub_basic_block only when some code has been emitted.
8593 (commit_edge_insertions_watch_calls): Bring into sync with
8594 commit_edge_insertions
8596 2003-02-21 J"orn Rennecke <joern.rennecke@superh.com>
8598 * sh.h (OVERRIDE_OPTIONS): Fix code that clears 'e' register class.
8600 * sh.md (binary_sf_op): Use extra constant operand instead of
8601 negating constant operand 4.
8602 * sh.c (sh_expand_binop_v2sf): Supply it.
8604 2003-02-21 Zack Weinberg <zack@codesourcery.com>
8606 * cpphash.h (struct lexer_state): Add directive_wants_padding.
8607 * cpplib.c (_cpp_handle_directive): Set directive_wants_padding
8608 for directives of type INCL.
8609 (glue_header_name, parse_include): Use get_token_no_padding.
8610 * cppmacro.c (replace_args): If directive_wants_padding,
8611 provide padding tokens.
8613 2003-02-21 Kazu Hirata <kazu@cs.umass.edu>
8615 * config/h8300/h8300.md (a peephole2): New.
8617 2003-02-21 Jan Hubicka <jh@suse.cz>
8619 * cfgrtl.c (commit_one_edge_insertion): Only mark BB for splitting.
8620 (commit_edge_insertions): Call find_many_sub_basic_blocks
8622 * reg-stack.c (convert_regs): Cleax aux for blocks.
8624 2003-02-21 Jan Hubicka <jh@suse.cz>
8626 * toplev.c (parse_options_and_default_flags): Undo accidental commit.
8628 2003-02-21 Glen Nakamura <glen@imodulo.com>
8630 PR optimization/8613
8631 * builtins.c (expand_builtin): Emit postincrements before expanding
8632 builtin functions.
8634 2003-02-21 Ben Elliston <bje@redhat.com>
8636 PR other/5634
8637 * doc/install.texi (Configuration): Explain using $HOME instead of
8638 the ~ metacharacter when referring to home directories.
8640 2003-02-20 Alexandre Oliva <aoliva@redhat.com>
8642 * configure.in (TARGET_SYSTEM_ROOT): Set default to
8643 ${exec_prefix}/${target_alias}/sys-root. Match explicit
8644 '${exec_prefix}' (in addition to the expansion thereof) as
8645 relocatable.
8646 * configure: Rebuilt.
8648 2003-02-20 Kazu Hirata <kazu@cs.umass.edu>
8650 * config/h8300/h8300.md (addhi3_incdec): Change the name to
8651 *addhi3_incdec.
8652 (addsi3_incdec): Change the name to *addsi3_incdec.
8654 2003-02-20 Roger Sayle <roger@eyesopen.com>
8656 * explow.c (force_reg): Avoid useless REG_EQUAL notes.
8658 2003-02-20 Toon Moene <toon@moene.indiv.nluug.nl>
8660 PR fortran/9038
8661 * c-opts.c (sanitize_cpp_opts): Add Fortran front end
8662 options to be ignored.
8663 (c_common_decode_option): Ignore them when preprocessing.
8665 2003-02-20 Jan Hubicka <jh@suse.cz>
8667 * toplev.c (flag_sched2_use_superblocks, flag_sched2_use_traces): New
8668 global variables.
8669 (lang_independent_options): Add -fsched2-use-superblocks
8670 -fsced2-use-traces.
8671 (rest_of_compilation): Deal with it.
8672 * invoke.texi (-fsched2-use-traces, fsched2-use-superblocks): Declare.
8673 * flags.h (flag_sched2_use_superblocks, flag_sched2_use_traces):
8674 Declare.
8675 * rtl.h (reg_to_stack): Update prototype.
8676 * reg-stack.c (reg_to_stack): Return when something has changed;
8677 update liveness when executing after superblock scheduling.
8679 * combine.c (simplify_shift_const): Simplify few special cases
8680 into constants.
8682 2003-02-20 David Edelsohn <edelsohn@gnu.org>
8684 * config/rs6000/rs6000.md: (attr "type"): Add fast_compare.
8685 (add.,subf.,neg.): Change attribute to fast_compare.
8686 All DFA descriptions updated.
8688 2003-02-20 Nathan Sidwell <nathan@codesourcery.com>
8690 Change base class access representation.
8691 * tree.h (TREE_VIA_PUBLIC, TREE_VIA_PROTECTED,
8692 TREE_VIA_PRIVATE): Remove.
8693 (BINFO_BASEACCESSES): New binfo elt.
8694 (BINFO_BASEACCESS): New accessor.
8695 (BINFO_ELTS): Increase.
8696 (TI_ACCESS_PUBLIC, TI_ACCESS_PROTECTED, TI_ACCESS_PRIVATE): New.
8697 (access_public_node, access_protected_node,
8698 access_private_node): New global nodes.
8699 * tree.c (build_common_tree_nodes_2): Initialize access nodes.
8700 * dbxout.c (dbxout_type): Adjust.
8701 * dwarf2out.c (gen_inheritance_die): Add access parameter.
8702 (gen_member_die): Adjust.
8703 * dwarfout.c (output_inheritance_die): ARG is array of two trees.
8704 (output_type): Adjust.
8705 * tree-dump.c (dequeue_and_dump): Adjust binfo dumping.
8707 Change base class access representation. Share virtual base
8708 binfos.
8709 * cp/call.c (build_special_member_call): Remove binfo_for_vbase
8710 call.
8711 * cp/class.c (build_base_path): Likewise.
8712 (build_primary_vtable): Adjust BINFO_NEW_VTABLE_MARKED use.
8713 (build_secondary_vtable): Remove FOR_TYPE arg. Adjust.
8714 (make_new_vtable): Adjust.
8715 (force_canonical_binfo_r): Delete.
8716 (force_canonical_binfo): Delete.
8717 (mark_primary_virtual_base): Delete.
8718 (dfs_unshared_virtual_bases): Delete.
8719 (mark_primary_bases): Adjust.
8720 (maybe_warn_about_overly_private_class): Adjust.
8721 (dfs_base_derived_from): Delete.
8722 (base_derived_from): Follow the inheritance chain.
8723 (struct find_final_overrider_data): Add vpath member.
8724 (dfs_find_final_overrider): Adjust.
8725 (dfs_find_final_overrider_q, dfs_find_final_overrider_post): New.
8726 (find_final_overrider): Adjust.
8727 (update_vtable_entry_for_fn): Adjust.
8728 (modify_all_vtables): Adjust.
8729 (walk_subobject_offsets): Adjust.
8730 (layout_nonempty_base_or_field): Adjust.
8731 (layout_empty_base): Remove last parameter. Adjust.
8732 (build_base_field): Adjust.
8733 (build_base_fields): Adjust.
8734 (propagate_binfo_offsets): Remove last parameter. Adjust.
8735 (dfs_set_offset_for_unshared_vbases): Delete.
8736 (layout_virtual_bases): Adjust.
8737 (finish_struct_1): Adjust.
8738 (init_class_processing): Don't init access nodes.
8739 (dfs_get_primary_binfo): Delete.
8740 (get_primary_binfo): Adjust.
8741 (dump_class_hierarchy_r): Remove most derived arg, add IGO
8742 parameter. Adjust.
8743 (dump_class_hierarchy): Adjust.
8744 (finish_vtbls): Adjust.
8745 (get_original_base): Delete.
8746 (build_vtt_inits): Adjust.
8747 (dfs_build_secondary_vptr_vtt_inits): Adjust.
8748 (dfs_ctor_vtable_bases_queue_p): Adjust.
8749 (build_ctor_vtbl_group): Adjust.
8750 (dfs_accumulate_vtbl_inits): Adjust.
8751 (build_vtbl_initializer): Adjust.
8752 (build_vbase_offset_vtbl_entries): Adjust.
8753 (add_vcall_offset_vtbl_entries_1): Adjust.
8754 * cp/cp-tree.h (CPTI_ACCESS_*): Remove.
8755 (access_*_node): Remove.
8756 (CANONICAL_BINFO): Delete.
8757 (BINFO_UNSHARED_MARKED): Remove.
8758 (BINFO_MARKED): Set LANG_FLAG_0 directly.
8759 (SET_BINFO_MARKED, CLEAR_BINFO_MARKED): Delete.
8760 (BINFO_VTABLE_PATH_MARKED): Set LANG_FLAG_3 directly.
8761 (SET_BINFO_VTABLE_PATH_MARKED, CLEAR_BINFO_VTABLE_PATH_MARKED):
8762 Delete.
8763 (BINFO_NEW_VTABLE_MARKED): Set LANG_FLAG_4 directly.
8764 (SET_BINFO_NEW_VTABLE_MARKED): Adjust.
8765 (SET_BINFO_PUSHDECLS_MARKED, CLEAR_BINFO_PUSHDECLS_MARKED):
8766 Delete.
8767 (BINFO_DEPENDENT_BASE_P): New.
8768 (dfs_walk, dfs_walk_real): Queue function takes derived binfo and
8769 index.
8770 (markedp, unmarkedp): Adjust.
8771 (dfs_unmarked_real_bases_queue_p, dfs_marked_real_bases_queue_p,
8772 dfs_skip_vbases, marked_vtable_pathp, unmarked_vtable_pathp,
8773 find_vbase_instance, binfo_for_vbase): Delete.
8774 (copied_binfo, original_binfo): Declare.
8775 (finish_base_specifier): Add virtual_p arg.
8776 (unshare_base_binfos): Delete.
8777 (copy_base_binfos): Declare.
8778 (reverse_path): Delete.
8779 * cp/decl.c (xref_basetypes): Access and virtuality passed
8780 differently. Don't copy direct base binfos here. Call
8781 copy_base_binfos.
8782 * cp/init.c (dfs_initialize_vtbl_ptrs): Adjust.
8783 (initialize_vtbl_ptrs): Adjust.
8784 (expand_member_init): Adjust.
8785 * cp/parser.c (cp_parser_base_specifier): Adjust.
8786 * cp/pt.c (instantiate_class_template): Adjust.
8787 (get_template_base_recursive): Adjust.
8788 * cp/rtti.c (get_pseudo_ti_init): Adjust.
8789 (get_pseudo_ti_desc): Adjust.
8790 * cp/tree.c (unshare_base_binfos): Rename to ...
8791 (copy_base_binfos): ... here, reimplement.
8792 (make_binfo): Set BINFO_DEPENDENT_BASE_P.
8793 (reverse_path): Remove.
8794 * cp/typeck.c (get_delta_difference): Adjust error messages.
8795 * cp/semantics.c (finish_base_specifier): Add virtual arg, adjust.
8796 * cp/search.c (lookup_base_r): Adjust.
8797 (dynamic_cast_base_recurse): Adjust.
8798 (canonical_binfo): Remove.
8799 (dfs_canonical_queue): Remove.
8800 (dfs_assert_unmarked_p): Remove.
8801 (assert_canonical_unmarked): Remove.
8802 (shared_marked_p, shared_unmarked_p): Remove.
8803 (BINFO_ACCESS, SET_BINFO_ACCESS): Use TREE_PUBLIC & TREE_PRIVATE.
8804 (dfs_access_in_type): Adjust.
8805 (access_in_type): Adjust.
8806 (dfs_accessible_queue_p): Adjust.
8807 (dfs_accessible_p): Adjust.
8808 (is_subobject_of_p_1, is_subobject_of_p): Remove.
8809 (struct lookup_field_info): Remove from_dep_base_p field.
8810 (lookup_field_queue_p): Adjust, test BINFO_DEPENDENT_BASE_P.
8811 (lookup_field_r): Remove dependent base code.
8812 (lookup_member): Likewise.
8813 (dfs_walk, dfs_walk_real): Add access arg to queue fn.
8814 (dfs_unmarked_real_bases_queue_p): Remove.
8815 (dfs_marked_real_bases_queue_p): Remove.
8816 (dfs_skip_vbases): Remove.
8817 (dfs_get_pure_virtuals): Adjust.
8818 (markedp, unmarkedp): Adjust.
8819 (marked_vtable_pathp, unmarked_vtable_pathp): Remove.
8820 (marked_pushdecls_p, unmarked_pushdecls_p): Adjust.
8821 (dfs_unmark): Adjust.
8822 (dfs_get_vbase_types):Remove.
8823 (dfs_build_inheritance_graph_order): Remove.
8824 (get_vbase_types): Remove
8825 (dfs_find_vbase_instance): Remove.
8826 (find_vbase_instance): Remove.
8827 (dfs_debug_unmarkedp): Adjust.
8828 (dependent_base_p): Remove.
8829 (dfs_push_type_decls): Adjust.
8830 (dfs_push_decls): Adjust.
8831 (dfs_no_overlap_yet): Adjust.
8832 (copied_binfo): New function.
8833 (original_binfo): New function.
8834 (binfo_for_vbase): Remove.
8836 Change base class access representation.
8837 * java/class.c (set_super_info): Don't set TREE_VIA_PUBLIC.
8838 (add_interface_do): Likewise.
8840 2003-02-20 David Edelsohn <edelsohn@gnu.org>
8842 * config/rs6000/sysv4.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
8843 * config/rs6000/power4.md (power4-store,power4-vecstore): New
8844 insn reservations.
8845 (power4-fpstore): Compact.
8847 2003-02-20 Kazu Hirata <kazu@cs.umass.edu>
8849 * config/h8300/h8300.md (*iorsi3_w): New.
8851 2003-02-20 Josef Zlomek <zlomekj@suse.cz>
8853 * combine.c (distribute_notes): Kill REG_EXEC_COUNT.
8854 * rtl.c (reg_note_name): Likewise.
8855 * rtl.h (enum reg_note): Likewise.
8856 * doc/invoke.texi: Likewise.
8857 * doc/rtl.texi: Likewise.
8859 2003-02-20 Josef Zlomek <zlomekj@suse.cz>
8861 * bb-reorder.c (find_traces_1_round): Fix comment typo.
8863 2003-02-19 Roger Sayle <roger@eyesopen.com>
8865 * fold-const.c (fold_real_zero_addition_p): Don't fold a zero
8866 addition in the presence of signaling NaNs.
8868 2003-02-19 Krister Walfridsson <cato@df.lth.se>
8870 * tm.texi (INIT_CUMULATIVE_ARGS): Fix typo.
8872 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
8874 * config/h8300/h8300.c (output_logical_op): Optimize or.l when
8875 ORing with 0xffff??00 with the highest bit of the ?? part set.
8876 (compute_logical_op_length): Update.
8877 (compute_logical_op_cc): Likewise.
8879 2003-02-19 Josef Zlomek <zlomekj@suse.cz>
8881 * bb-reorder.c (find_traces_1_round): Fixed condition for small
8882 destination block with multiple predecessors.
8883 (connect_traces): Check whether the block is a start of trace.
8885 2003-02-19 Jan Hubicka <jh@suse.cz>
8887 * calls.c (expand_call): Update call of INIT_CUMULATIVE_ARGS
8888 * function.c (assign_params): Likewise.
8889 * arm-protos.h (arm_init_cumulative_args): Update prototype.
8890 * arm.c (arm_init_cumulative_args): Update function.
8891 * arm.h (INIT_CUMULATIVE_ARGS): Update.
8892 * avr-protos.h (init_cumulative_args): Update prototype.
8893 * avr.c (init_cumulative_args): Update function.
8894 * avr.h (INIT_CUMULATIVE_ARGS): Update.
8895 * d30v-protos.h (d30v_init_cumulative_args): Update prototype.
8896 * d30v.c (d30v_init_cumulative_args): Update function.
8897 * d30v.h (INIT_CUMULATIVE_ARGS): Update.
8898 * frv-protos.h (frv_init_cumulative_args): Update prototype.
8899 * frv.c (frv_init_cumulative_args): Update function.
8900 * frv.h (INIT_CUMULATIVE_ARGS): Update.
8901 * mips.c (mips_expand_prolgue): Update call of INIT_CUMULATIVE_ARGS.
8902 * pa.h (INIT_CUMULATIVE_ARGS): Update.
8903 * sparc-protos.h (init_cumulative_args): Update prototype.
8904 * sparc.c (init_cumulative_args): Update function.
8905 * sparc.h (INIT_CUMULATIVE_ARGS): Update.
8906 * tm.texi (INIT_CUMULATIVE_ARGS): Update documentation.
8908 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
8910 * config/h8300/h8300.md (*iorsi3_two_qi_sext): New.
8911 (*ashiftsi_sextqi_7): Likewise.
8913 2003-02-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8915 * config/mips/iris6.h (TARGET_OS_CPP_BUILTINS): Define __c99 for
8916 ISO C99 and C++.
8918 * fixinc/inclhack.def (irix___restrict): Don't change __restrict
8919 for C++ on IRIX 6.5.1[89].
8920 * fixinc/tests/base/internal/sgimacros.h: New file.
8922 * fixinc/inclhack.def (irix_wcsftime): Use XPG5 variant for C99.
8923 * fixinc/tests/base/internal/wchar_core.h: New file.
8925 * fixinc/inclhack.def (irix_socklen_t): Fix broken IRIX 6.5.1[78]
8926 socklen_t definition.
8927 * fixinc/fixincl.x: Regenerate.
8928 * fixinc/tests/base/sys/socket.h: New file.
8929 Fixes PR libgcj/9652.
8931 2003-02-19 Jan Hubicka <jh@suse.cz>
8933 * i386.md (movsfcc_1, movdfcc_1): Fix constrains.
8935 2003-02-19 David Edelsohn <edelsohn@gnu.org>
8937 * config/rs6000/rs6000.c (rs6000_override_options): Initialize
8938 align_jumps_max_skip and align_loops_max_skip.
8940 2003-02-19 Thierry Moreau <thierry.moreau@connotech.com>
8942 * config/rs6000/rs6000.c (rs6000_encode_section_info): Do not
8943 test size if named section.
8945 2003-02-19 Daniel Jacobowitz <drow@mvista.com>
8947 * expr.c (expand_expr): Use gen_int_mode for the argument
8948 to gen_rtx_MULT.
8950 2003-02-19 Jan Hubicka <jh@suse.cz>
8952 * i386.md (cosxf2): Fix conditional.
8954 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
8956 * config/h8300/h8300.md (extendqisi2): Change to an expander.
8957 (*extendqisi2_h8300): New.
8958 (*extendqisi2_h8300hs): Likewise.
8960 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
8962 * config/h8300/h8300-protos.h: Update the prototype for
8963 split_adds_subs. Remove the prototypes for
8964 const_int_le_2_operand and const_int_le_6_operand.
8965 * config/h8300/h8300.c (split_adds_sub): Don't output inc/dec.
8966 (const_int_le_2_operand): Remove.
8967 (const_int_le_6_operand): Likewise.
8968 * config/h8300/h8300.h (PREDICATE_CODES): Remove the entries
8969 for const_int_le_2_operand and const_int_le_6_operand.
8970 * config/h8300/h8300.md: Update all uses of split_adds_subs.
8971 (a peephole2): New.
8973 2003-02-18 Jan Hubicka <jh@suse.cz>
8975 * cgraph.c (NPREDECESORC, SET_NPREDECESORS): Kill.
8976 (cgraph_expand_function): Rewrite.
8978 2003-02-18 Matt Austern <austern@apple.com>
8980 * toplev.c, langhooks.c, langhooks-def.h: Move
8981 write_global_declarations from toplev.c to langhooks.c.
8983 2003-02-18 Kazu Hirata <kazu@cs.umass.edu>
8985 * config/h8300/h8300.c (general_operand_src): Always check
8986 MODE.
8987 (general_operand_dst): Likewise.
8989 2003-02-18 Roger Sayle <roger@eyesopen.com>
8991 * convert.c (convert_to_real): Also optimize (float)log(x) into
8992 logf(x) where x is a float, i.e. also handle BUILT_IN_LOG{,L}.
8994 2003-02-18 Kaz Kojima <kkojima@gcc.gnu.org>
8996 * config/sh/sh.c (unspec_caller_rtx_p): New.
8997 (sh_cannot_copy_insn_p): New.
8998 (TARGET_CANNOT_COPY_INSN_P): New.
9000 2003-02-18 Richard Henderson <rth@redhat.com>
9002 * c-common.c (handle_used_attribute): Accept static data too.
9004 2003-02-18 Nick Clifton <nickc@redhat.com>
9005 Aldy Hernandez <aldyh@redhat.com>
9007 * testsuite/gcc.dg/20030218-1.c: New.
9009 * doc/tm.texi: Document TARGET_VECTOR_TYPES_COMPATIBLE.
9011 * target-def.h (TARGET_INITIALIZER): Add
9012 TARGET_VECTOR_TYPES_COMPATIBLE.
9013 (TARGET_VECTOR_TYPES_COMPATIBLE): New macro.
9015 * target.h (struct gcc_target): Add field vector_types_compatible.
9017 * c-typeck.c (comptypes): Take into account
9018 TARGET_VECTOR_TYPES_COMPATIBLE.
9019 (convert_for_assignment): Same.
9021 * config/rs6000/rs6000.c (is_ev64_opaque_type): New.
9022 (rs6000_spe_vector_types_compatible): New.
9023 (TARGET_VECTOR_TYPES_COMPATIBLE): Define.
9025 2003-02-19 Andreas Schwab <schwab@suse.de>
9027 * Makefile.in (toplev.o): Depend on $(LANGHOOKS_DEF_H).
9028 * toplev.c: Include langhooks-def.h.
9030 2003-02-18 Chris Demetriou <cgd@broadcom.com>
9032 * config/mips/mips.h (enum processor_type): Sort entries
9033 alphabetically.
9034 * config/mips/mips.md (define_attr cpu): Sync with processor_type
9035 enum values, including adding entries that were missing.
9037 2003-02-18 J"orn Rennecke <joern.rennecke@superh.com>
9039 * sh.c (calc_live_regs): Also check GET_CODE when checking if
9040 initial value for PR_REG is still the PR_REG register.
9042 2003-02-18 Jim Wilson <wilson@redhat.com>
9044 * config/ia64/ia64.md (floatdidf2, floatdisf2): Add %, before second
9045 instruction in output template.
9046 (bsp_value): Change output template from string to C code, add %,
9047 before actual instruction.
9048 (flushrs): Mark as not predicable.
9050 2003-02-18 Krister Walfridsson <cato@df.lth.se>
9052 * inclhack.def (netbsd_bogus_semicolon): New fix.
9053 * fixincl.x: Rebuilt.
9054 * tests/base/ctype.h: Update.
9056 2003-02-18 Roger Sayle <roger@eyesopen.com>
9058 * fold-const.c (negate_expr_p): New function to determine whether
9059 an expression can be negated cheaply.
9060 (fold) [MINUS_EXPR]: Use it to determine whether to transform
9061 -A - B into -B - A for floating point types.
9063 2003-02-18 Roger Sayle <roger@eyesopen.com>
9065 * sbitmap.c (sbitmap_resize): New function.
9066 * sbitmap.h (sbitmap_resize): Prototype here.
9067 * recog.c (split_all_insns): Use sbitmap_resize.
9069 2003-02-18 Kazu Hirata <kazu@cs.umass.edu>
9071 * config/h8300/h8300.md (*zero_extendhisi2_h8300): Fix the
9072 insn length.
9073 (extendqisi2): Likewise.
9074 (*extendhisi2_h8300): Likewise.
9076 2003-02-18 Matt Austern <austern@apple.com>
9078 * langhooks.h, langhooks-def.h: introduce new langhook,
9079 final_write_globals, with write_global_declarations as default.
9080 * toplev.c: Move invocation of wrapup_global_declarations from
9081 compile_file to new function, write_global_declarations. Change
9082 compile_file to use final_write_globals hook. Change
9083 wrapup_global_declarations so writing to DECL_DEFER_OUTPUT is
9084 conditional.
9086 2003-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9088 * pa.md: Correct and enhance comment.
9090 2003-02-18 Geoffrey Keating <geoffk@apple.com>
9092 * gcc.c (validate_switches): Don't scan past closing '}'.
9094 2003-02-18 Ben Elliston <bje@redhat.com>
9096 PR c++/1607
9097 * doc/extend.texi (Function Attributes): Document the effect of
9098 the C++ "this" parameter on the counting of arguments for the
9099 "format" and "format_arg" attributes.
9101 2003-02-17 Aldy Hernandez <aldyh@redhat.com>
9103 * config/rs6000/spe.h (__ev_stdd): Cast 2nd arg.
9104 (__ev_stdw): Same.
9105 (__ev_stdh): Same.
9107 2003-02-17 Jan Hubicka <jh@suse.cz>
9109 * recog.c (split_all_insns): Fix memory overflow.
9111 2003-02-17 Kazu Hirata <kazu@cs.umass.edu>
9113 * config/h8300/h8300.md (cmpqi): Remove mode from compare.
9114 (cmphi): Likewise.
9115 (*cmphi_h8300): Likewise.
9116 (*cmphi_h8300hs): Likewise.
9117 (cmpsi): Likewise.
9118 (7 peephole2): Likewise.
9120 2003-02-16 Jan Hubicka <jh@suse.cz>
9122 * c-typeck.c (build_c_cast): Fold constant variables into
9123 initial values.
9125 2003-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9127 * doc/install.texi (Specific): Fix link for m68k-att-sysv.
9128 (Binaries): Ditto for Sinix/Reliant Unix.
9130 2003-02-16 Richard Earnshaw <rearnsha@arm.com>
9132 * arm.c (arm_reload_in_hi): Ensure that the scratch register does
9133 not overlap the final result register.
9135 2003-02-16 Arend Bayer <arend.bayer@web.de>
9136 Richard Henderson <rth@redhat.com>
9138 PR c/8068
9139 * fold-const.c (extract_muldiv_1): Rename from extract_muldiv;
9140 rearrange mult arguments for less recursion.
9141 (extract_muldiv): New. Prevent runaway recursion.
9143 2003-02-16 Danny Smith <dannysmith@users.sourceforge.net>
9145 * config/i386/cygwin.h (TARGET_SUBTARGET_DEFAULT): Set
9146 MASK_ALIGN_DOUBLE.
9148 2003-02-15 Roger Sayle <roger@eyesopen.com>
9150 * config/i386/i386.c (x86_ext_80387_constants): Use 80387 insns
9151 to load mathematical constants on K6, Athlon, Pentium 4 and PPro.
9152 (ext_80387_constants_table): Global table of 80387 special constants
9153 guarded by ext_80387_constants_init flag when not initialized.
9154 (init_ext_80387_constants): New function to initialize this table.
9155 (standard_80387_constant_p): Extend to recognize extra 80387
9156 constants, in XFmode, on processors where this is a win.
9157 (standard_80387_constant_opcode): New function to return the
9158 opcode associated with standard_80387_constant_p.
9159 (standard_80387_constant_rtx): New function to return the XFmode
9160 CONST_DOUBLE associated with standard_80387_constant_p.
9161 (ix86_rtx_costs): Give the new constants the same cost as 1.0.
9163 * config/i386/i386-protos.h (standard_80387_constant_opcode):
9164 Prototype here.
9165 (standard_80387_constant_rtx): Likewise.
9167 * config/i386/i386.md (*movsf1, *movsf1_nointerunit, *movdf_nointeger,
9168 *movdf_integer, *movxf_nointeger, *movtf_nointeger, *movxf_integer,
9169 *movtf_integer): Simplify using new standard_80387_constant_opcode.
9171 2003-02-15 Geoffrey Keating <geoffk@apple.com>
9173 * doc/invoke.texi (Optimize Options): Correct @option syntax.
9175 2003-02-15 Richard Henderson <rth@redhat.com>
9177 * Makefile.in (cfglayout.o): Depend on TARGET_H.
9178 * cfglayout.c: Include target.h.
9179 (cfg_layout_can_duplicate_bb_p): Check targetm.cannot_copy_insn_p.
9180 * target-def.h (TARGET_CANNOT_COPY_INSN_P): New.
9181 * target.h (struct gcc_target): Add cannot_copy_insn_p.
9183 * config/alpha/alpha.c (alpha_cannot_copy_insn_p): New.
9184 (TARGET_CANNOT_COPY_INSN_P): New.
9185 (override_options): Revert 2003-02-08 hack.
9187 2003-02-15 Richard Henderson <rth@redhat.com>
9189 * gcse.c (bypass_block): Use BLOCK_FOR_INSN for resolving LABEL_REFs.
9190 (bypass_conditional_jumps): Accept computed_jump_p insns as well.
9192 2003-02-15 David Edelsohn <edelsohn@gnu.org>
9194 * config/rs6000/rs6000.h (processor_type): Add PPC440.
9195 * config/rs6000/rs6000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
9196 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
9197 TARGET_SCHED_VARIABLE_ISSUE): Define.
9198 (rs6000_use_dfa_pipeline_interface): New function.
9199 (rs6000_multipass_dfa_lookahead): New Function.
9200 (rs6000_variable_issue): New function.
9201 (rs6000_adjust_cost): Add CMP and DELAYED_CR types.
9202 (rs6000_issue_rate): Add PPC440.
9203 * config/rs6000/rs6000.md (unspec list): Correct typo.
9204 (attr "type"): Add load_ext, load_ext_u, load_ext_ux, load_u,
9205 store_ux, store_u, fpload_ux, fpload_u, fpstore_ux, fpstore_u,
9206 cmp, delayed_cr, mfcr, mtcr.
9207 (automata_option): Set "ndfa".
9208 (extendMMNN2): Update attributes.
9209 (movcc_internal1): Discourage move to non-cr0. Update
9210 attributes.
9211 (movMM_update): Update attributes.
9212 (cmpMM_internal): Update attributes.
9213 (sCC CR materialization): Update attributes.
9214 (branch patterns): Do not discourage non-cr0.
9215 (cr logical patterns): Prefer destructive register allocation.
9216 Update attributes.
9217 (movesi_from_cr): Update attribute.
9218 (mtcrf_operation): Update attribute.
9219 (mtcrfsi): Update attribute.
9220 * config/rs6000/40x.md: New file.
9221 * config/rs6000/603.md: New file.
9222 * config/rs6000/6xx.md: New file.
9223 * config/rs6000/7450.md: New file.
9224 * config/rs6000/7xx.md: New file.
9225 * config/rs6000/mpc.md: New file.
9226 * config/rs6000/power4.md: New file.
9227 * config/rs6000/rios1.md: New file.
9228 * config/rs6000/rios2.md: New file.
9229 * config/rs6000/rs64.md: New file.
9230 [Some DFA descriptions based on work by Michael Hayes]
9232 2003-02-15 Richard Henderson <rth@redhat.com>
9234 * bb-reorder.c (find_traces_1_round): Don't connect easy to copy
9235 successors with multiple predecessors.
9236 (connect_traces): Try harder to copy traces of length 1.
9238 * function.h (struct function): Add computed_goto_common_label,
9239 computed_goto_common_reg.
9240 * function.c (free_after_compilation): Zap them.
9241 * stmt.c (expand_computed_goto): Use them to produce one
9242 indirect branch per function.
9244 2003-02-15 Richard Henderson <rth@redhat.com>
9246 * cfgcleanup.c: Include params.h.
9247 (try_crossjump_bb): Use PARAM_MAX_CROSSJUMP_EDGES. Fix test for
9248 too many outgoing edges from a block.
9249 * Makefile.in (cfgcleanup.o): Depend on PARAMS_H.
9250 * params.def (max-crossjump-edges): New.
9251 * doc/invoke.texi: Document it.
9253 2003-02-15 Richard Henderson <rth@redhat.com>
9255 * recog.c (split_all_insns): Include new blocks in life update;
9256 do a global life update.
9258 2003-02-15 Danny Smith <dannysmith@users.sourceforge.net>
9260 * config/i386/mingw32.h (LIBGCC_SPEC): Add libmingwex.a.
9261 Update copyright.
9262 * config/i386/cygwin.h (LIBGCC_SPEC): Add libmingwex.a for
9263 -mno-cygwin case.
9265 2003-02-14 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
9267 PR optimization/7702
9268 * reload1.c (reload_cse_simplify_set): Honor
9269 CANNOT_CHANGE_MODE_CLASS.
9271 2003-02-14 Alexandre Oliva <aoliva@redhat.com>
9273 * config/mn10300/mn10300.c (mn10300_wide_const_load_uses_clr): New
9274 function.
9275 * config/mn10300/mn10300-protos.h: Declare it.
9276 * config/mn10300/mn10300.md (movdi, movdf): Use it to compute
9277 attribute cc of instructions that may use clr.
9279 2003-02-14 Kazu Hirata <kazu@cs.umass.edu>
9281 * simplify-rtx.c (simplify_binary_operation): Simplify ~y when
9282 (x - (x & y)) is found.
9284 2003-02-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9286 * configure.in: Fix typo.
9287 * configure: Regenerate.
9289 2003-02-14 Kazu Hirata <kazu@cs.umass.edu>
9291 * config/h8300/h8300.md (*iorsi2_and_1_lshiftrt_1): New.
9293 2003-02-13 Adam Nemet <anemet@lnxw.com>
9295 PR opt/2391
9296 * combine.c: Fix spelling in comment.
9297 (cached_nonzero_bits): New function.
9298 (cached_num_sign_bit_copies): New function.
9299 (nonzero_bits_with_known): New macro.
9300 (num_sign_bit_copies_with_known): New macro.
9301 (nonzero_bits1): Rename from nonzero_bits. Add three new
9302 arguments. Change calls from nonzero_bits to
9303 nonzero_bits_with_known.
9304 (num_sign_bit_copies1): Rename from num_sign_bit_copies. Add
9305 three new arguments. Change calls from num_sign_bit_copies to
9306 num_sign_bit_copies_with_known.
9307 (nonzero_bits): New macro.
9308 (num_sign_bit_copies): New macro.
9309 (update_table_tick): Don't traverse identical subexpression more
9310 than once.
9311 (get_last_value_validate): Likewise.
9313 2003-02-13 Zack Weinberg <zack@codesourcery.com>
9315 * emit-rtl.c (init_emit): Use ggc_alloc for regno_reg_rtx.
9316 * function.h (struct emit_status): Length of regno_pointer_align
9317 and x_regno_reg_rtx as seen by gengtype is only x_reg_rtx_no,
9318 not regno_pointer_align_length (i.e. length actually used, not
9319 length as allocated)
9321 * config/i386/i386.c (struct stack_local_entry): New.
9322 (struct machine_function): Replace huge array with alist.
9323 (assign_386_stack_local): Change to match.
9325 2003-02-13 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9327 * inclhack.def (hpux_long_double): Tighten select and add bypass
9328 regexp.
9329 * fixincl.x: Rebuilt.
9331 2003-02-13 Josef Zlomek <zlomekj@suse.cz>
9333 * cfgcleanup.c (outgoing_edges_match): When there is single outgoing
9334 edge and block ends with a jump insn it must be simple jump.
9336 2003-02-13 Daniel Jacobowitz <drow@mvista.com>
9338 * Makefile.in (PREPROCESSOR_DEFINES): Add
9339 @TARGET_SYSTEM_ROOT_DEFINE@.
9340 * configure.in (PREFIX_INCLUDE_DIR): Don't define if $with_sysroot
9341 is specified or if building a cross compiler.
9342 (TARGET_SYSTEM_ROOT_DEFINE): Add TARGET_SYSTEM_ROOT_RELOCATABLE
9343 if the sysroot is under $exec_prefix.
9344 * configure: Regenerated.
9345 * cppdefault.h: Use native include paths if TARGET_SYSTEM_ROOT is
9346 defined.
9347 (struct default_include): Add add_sysroot field.
9348 (cpp_SYSROOT): Declare.
9349 * cppdefault.c (cpp_include_defaults): Fill in add_sysroot
9350 field.
9351 (cpp_SYSROOT): New variable.
9352 * cppinit.c (cpp_create_reader): Initialize
9353 CPP_OPTION (pfile, sysroot).
9354 (init_standard_includes): Handle add_sysroot. Do not
9355 add unrelocated copies of relocated directories.
9356 (COMMAND_LINE_OPTIONS): Add -isysroot.
9357 (cpp_handle_option): Handle -isysroot.
9358 * cpplib.h (struct cpp_options): Add sysroot member.
9359 * gcc.c (The Specs Language): Update description of %I.
9360 (target_system_root_changed): New variable.
9361 (process_command): Conditionalize make_relative_prefix call
9362 on !VMS and TARGET_SYSTEM_ROOT_RELOCATABLE. Set
9363 target_system_root_changed.
9364 (do_spec_1): Add -isysroot to %I.
9365 * doc/invoke.texi (Spec Files): Update description of %I.
9366 * doc/install.texi (--with-sysroot): Update comment about
9367 relocation.
9369 2003-02-13 Kazu Hirata <kazu@cs.umass.edu>
9371 * config/h8300/h8300.md (a peephole2): New.
9373 2003-02-13 Robert Lipe <robertlipe@usa.net>
9374 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9376 * doc/install.texi (Specific): Update three SCO-related URLs.
9378 2003-02-13 Andreas Schwab <schwab@suse.de>
9380 * cgraph.c (SET_NPREDECESORS): Add intermediate cast to size_t.
9381 Parenthesize properly.
9382 (NPREDECESORS): Parenthesize properly.
9384 2003-02-13 Gabriel Dos Reis <gdr@integrable-solutions.net>
9386 * timevar.h (POP_TIMEVAR_AND_RETURN): New macro.
9388 2003-02-12 Roger Sayle <roger@eyesopen.com>
9390 * config/i386/i386.md (UNSPEC_FPATAN): New UNSPEC constant.
9391 (atan2sf3, atan2df3, atan2xf3, atan2tf3): New patterns.
9393 * reg-stack.c (subst_stack_regs_pat): Add support for binary
9394 UNSPEC instructions (e.g. "fpatan").
9396 2003-02-12 Mike Stump <mrs@apple.com>
9398 * varray.c (element_size): Remove.
9399 (uses_ggc): Remove.
9400 (element): Add.
9401 (varray_init): Use new interface.
9402 (varray_grow): Use new interface.
9403 (varray_clear): Use new interface.
9405 2003-02-12 Aldy Hernandez <aldyh@redhat.com>
9407 * config/rs6000/spe.h: Add casts to the arguments of the following
9408 macros: evfsabs, evfsnabs, evfsneg, evfsadd, evfssub, evfsmul,
9409 evfsdiv, evfscfui, evfscfsi evfscfuf evfscfsf, evfsctui, evfsctsi,
9410 evfsctuf, evfsctsf, evfsctuiz, evfsctsiz, __ev_get_upper*,
9411 __ev_get_lower*, __ev_get_u32, __ev_get_s32, __ev_get_fs,
9412 __ev_get_u16, __ev_get_s16.
9414 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
9416 * config/h8300/h8300.md (a peephole2): New.
9418 2003-02-12 Jan Hubicka <jh@suse.cz>
9420 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-unit-at-a-time
9421 (OBJS): Add callgraph.o
9422 (callgraph.o): New.
9423 * c-decl.c (expand_body_1): Break out from ...
9424 (expand_body): This one; change calling convention
9425 (finish_function): Move some of expand_body logic here.
9426 (c_expand_deferred_function): Update call of expand_body
9427 (c_expand_stmt): Use c_expand_body_1.
9428 * c-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define.
9429 * c-objc-commin.c (c_objc_common_finish_file): Use callgraph code.
9430 * c-tree.h (c_expand_body): Declare.
9431 * callgraph.c: New file.
9432 * flags.h (flag_unit_at_a_time): Declare.
9433 * langhooks.h (LANG_HOOKS_CALLGRAPH_LOWER_FUNCTION,
9434 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION,
9435 LANG_HOOKS_CALLGRAPH_INITIALIZER): New macros.
9436 * langhooks.h (struct lang_hooks_for_callgraph): New.
9437 (struct lang_hooks): Add callgraph field.
9438 * toplev.c (flag_unit_at_a_time): New.
9439 (lang_independent_options): Add flag_unit_at_a_time.
9440 (process_options): Disable unit-at-a-time mode for frontends not
9441 supporting callgraph.
9442 * tree-inline.c (typedef struct inline_data): Add "decl"
9443 (expand_call_inline): Update callgraph.
9444 (optimize_inline_calls): Set id.decl.
9445 * tree.h (cgraph_finalize_function, cgraph_finalize_compilation_unit,
9446 cgraph_create_edges, dump_cgraph, cgraph_optimize, cgraph_remove_call
9447 cgraph_calls_p): Declare.
9448 * invoke.texi (-funit-at-a-time): Document
9450 2003-02-12 Aldy Hernandez <aldyh@redhat.com>
9452 * config/rs6000/spe.h: Fix misc formatting.
9453 (__ev_create_ufix32_fs): Cast ev argument.
9454 (__ev_create_sfix32_fs): Same.
9455 (__ev_get_sfix32_fs_internal): Cast arguments to builtins.
9456 (__ev_get_ufix32_fs_internal): Same.
9458 2003-02-12 Ranjit Mathew <rmathew@hotmail.com>
9460 * doc/tm.texi (MODIFY_JNI_METHOD_CALL): Document.
9461 * config/i386/cygwin.h (MODIFY_JNI_METHOD_CALL): New macro.
9463 2003-02-12 Zack Weinberg <zack@codesourcery.com>
9465 * cpplib.c (do_include_common): Move warnings for
9466 #include_next and #import out to callers. Use early-return
9467 instead of nested ifs. Don't do check_eol here.
9468 (parse_include): Do check_eol here with the rest of the
9469 parsing stuff.
9470 (do_include_next, do_import): Now handle warnings.
9472 2003-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9474 * doc/install.texi (Specific): Update AVR- and Darwin-related URLs.
9476 2003-02-12 Jan Hubicka <jh@suse.cz>
9478 * predict.c (estimate_probability): Fix roundoff error.
9480 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
9482 * config/h8300/h8300.md (a peephole2): Don't handle 65535.
9483 (two peephole2): New.
9485 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
9487 * config/h8300/h8300.md (several peephole2): Replace
9488 find_regno_note with peep2_reg_dead_p.
9490 2003-02-11 Richard Henderson <rth@redhat.com>
9492 * gcse.c (lookup_set): Remove unused argument PAT. Update
9493 both callers.
9495 2003-02-11 Geoffrey Keating <geoffk@apple.com>
9497 * diagnostic.c (real_abort): New.
9498 (diagnostic_report_diagnostic): Call real_abort on error.
9499 * diagnostic.h (diagnostic_abort_on_error): New.
9500 (struct diagnostic_context): Add abort_on_error field.
9501 * toplev.c (setup_core_dumping): New.
9502 (decode_d_option): Handle 'H' case.
9503 * doc/invoke.texi (Debugging Options): Document -dH.
9505 2003-02-11 Nathanael Nerode <neroden@gcc.gnu.org>
9507 * Makefile.in: Remove pointless setting of CXXFLAGS for dejagnu
9508 which refers to obsolete directories.
9510 2003-02-11 Richard Henderson <rth@redhat.com>
9512 * config/alpha/linux.h (TARGET_C99_FUNCTIONS): New.
9514 2002-10-21 Jan Hubicka <jh@suse.cz>
9516 * i386.c (contains_128bit_aligned_vector_p): New function.
9517 (ix86_function_arg_boundary): Properly align vector modes.
9519 2003-02-11 Bob Wilson <bob.wilson@acm.org>
9521 * config/xtensa/xtensa.md (set_frame_ptr): Change rtl to set reg a7.
9522 * config/xtensa/xtensa.c (xtensa_reorg): Search for UNSPECV_SET_FP
9523 as a SET pattern.
9525 2003-02-11 Roger Sayle <roger@eyesopen.com>
9527 * builtins.c: Fix failure caused by commiting wrong patch.
9529 2003-02-11 Dale Johannesen <dalej@apple.com>
9530 * ra-build.c (compare_and_free_webs): Relax checking.
9531 * config/rs6000/darwin.h (HOT_TEXT_SECTION_NAME): Define.
9532 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
9534 2003-02-11 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
9536 PR optimization/9651
9537 * rtlanal.c (may_trap_p): Handle FIX.
9539 2003-02-11 Dave Jones <davej@codemonkey.org.uk>
9541 * config/i386/i386.c (override_options): Define c3-2 as a 686 with SSE.
9542 * doc/invoke.texi: Extra alias.
9544 2003-02-11 Geoffrey Keating <geoffk@apple.com>
9546 * config/rs6000/host-darwin.c: Fix comment.
9548 2003-02-11 David Edelsohn <edelsohn@gnu.org>
9550 * config/rs6000/rs6000.md (divmodsi4): Use register_operand
9551 predicate for mod result.
9553 2003-02-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9555 * inclhack.def (hpux_long_double, hpux10_ctype_declarations1,
9556 hpux10_ctype_declarations2, hpux_ctype_macros): New hacks.
9557 * fixincl.x: Rebuilt.
9558 * tests/base/stdlib.h: Update.
9559 * tests/base/ctype.h: New file.
9561 2003-02-11 Jan Hubicka <jh@suse.cz>
9563 * emit-rtl.c (emit_copy_of_insn_after): Copy insn recog cache too.
9565 2003-02-11 Richard Henderson <rth@redhat.com>
9567 * config/i386/i386.c (ix86_expand_movstr): Fail if esi or edi
9568 appropriated as globals.
9569 (ix86_expand_clrstr): Similarly.
9570 * config/i386/i386.md (cmpstrsi): Similarly.
9572 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
9574 * config/h8300/h8300.md (a peephole2): Add a case of 255.
9576 2003-02-11 Roger Sayle <roger@eyesopen.com>
9578 * optabs.h (enum optab_index): Add new OTI_pow and OTI_atan2.
9579 (pow_optab, atan2_optab): Define corresponding macros.
9580 * optabs.c (init_optabs): Initialize pow_optab and atan2_optab.
9581 * genopinit.c (optabs): Implement pow_optab and atan2_optab
9582 using pow?f3 and atan2?f3 patterns.
9583 * builtins.c (expand_errno_check): New function to update errno
9584 if necessary, split out from expand_builtin_mathfn.
9585 (expand_builtin_mathfn): Use expand_errno_check.
9586 (expand_builtin_mathfn_2): New function to handle expanding binary
9587 math functions, reusing the code in expand_errno_check.
9588 (expand_builtin): Handle the pow and atan2 math built-ins,
9589 BUILT_IN_{POW,POWF,POWL,ATAN2,ATAN2F,ATAN2L} via the new function
9590 expand_builtin_mathfn_2.
9592 * doc/md.texi: Document new pow?f3 and atan2?f3 patterns.
9594 2003-02-11 Jan Hubicka <jh@suse.cz>
9596 * combine.c (combine_simplify_rtx): Fix folding of
9597 nested float_truncates.
9599 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
9601 * config/h8300/h8300.md (a peephole2): Fix a typo.
9603 2003-02-11 Richard Earnshaw <rearnsha@arm.com>
9605 * arm.mc (return_address_mask): Use CC_REGNUM for the condition code
9606 register number.
9608 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
9610 * config/h8300/h8300-protos.h: Add a prototype for
9611 gtuleu_operator.
9612 * config/h8300/h8300.c (gtuleu_operator): New.
9613 * config/h8300/h8300.h (PREDICATE_CODES): Add gtuleu_operator.
9614 * config/h8300/h8300.md (a peephole2): New.
9616 2003-02-11 Jan Hubicka <jh@suse.cz>
9618 * sched-ebb.c (schedule_ebbs): Do not verify_flow_info.
9620 2003-02-11 Jan Hubicka <jh@suse.cz>
9622 * predict.c (choose_function_section): Choose sections correctly.
9624 2003-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9626 * reload1.c (first_label_num): New.
9627 (reload): Index offsets_known_at and offsets_at using difference of
9628 label number and first label number. Don't use offset pointers.
9629 (set_label_offsets, set_initial_label_offsets): Likewise.
9631 2003-02-10 Roger Sayle <roger@eyesopen.com>
9633 * mips-tfile.c (init_file): Add missing initializers in the
9634 "#ifdef __alpha" case.
9635 (file_offset, max_file_offset): Declare as unsigned long.
9636 (write_varray): Cast to "unsigned long" in comparisons against
9637 either file_offset or max_file_offset.
9638 (write_object): Likewise.
9639 (read_seek): Likewise.
9640 (copy_object): Likewise. Declare "ifd" as int to match its use
9641 in add_ext_symbol, and avoid signed/unsigned conditional warning.
9643 2003-02-10 Nick Clifton <nickc@redhat.com>
9644 Aldy Hernandez <aldyh@redhat.com>
9646 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Do not
9647 override options which have been specified on the command line.
9649 2003-02-10 Kazu Hirata <kazu@cs.umass.edu>
9651 * config/h8300/h8300.md (abssf2): New.
9652 (*abssf2_h8300): Likewise.
9653 (*abssf2_h8300hs): Likewise.
9655 2003-02-10 Phil Edwards <pme@gcc.gnu.org>
9657 * tree.c (build_tree_list): Fix parameter names in comment.
9659 2003-02-10 Janis Johnson <janis187@us.ibm.com>
9661 * config/rs6000/ppc64-fp.c: New file.
9662 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
9664 2003-02-10 Josef Zlomek <zlomekj@suse.cz>
9666 * Makefile.in (bb-reorder.o): Add dependency on $(FIBHEAP_H).
9667 * bb-reorder.c (make_reorder_chain): Deleted.
9668 (make_reorder_chain_1): Deleted.
9669 (find_traces): New function.
9670 (rotate_loop): New function.
9671 (mark_bb_visited): New function.
9672 (find_traces_1_round): New function.
9673 (copy_bb): New function.
9674 (bb_to_key): New function.
9675 (better_edge_p): New function.
9676 (connect_traces): New function.
9677 (copy_bb_p): New function.
9678 (get_uncond_jump_length): New function.
9679 (reorder_basic_blocks): Use new functions (Software Trace Cache).
9680 * cfgcleanup.c (outgoing_edges_match): Enable crossjumping across loop
9681 boundaries.
9683 2003-02-10 Aldy Hernandez <aldyh@redhat.com>
9685 * config/rs6000/rs6000.c (bdesc_2arg): Change spe_evxor to xorv2si3.
9687 2003-02-09 Dan Nicolaescu <dann@ics.uci.edu>
9689 * tree.h (struct tree_decl): Remove unused live_range_rtl field.
9690 (DECL_LIVE_RANGE_RTL): Remove.
9692 2003-02-10 Nick Clifton <nickc@redhat.com>
9694 * config/arm/aof.h, config/arm/aout.h, config/arm/arm-modes.def,
9695 config/arm/arm-protos.h, config/arm/arm.c, config/arm/arm.h,
9696 config/arm/arm.md, config/arm/cirrus.md, config/arm/coff.h,
9697 config/arm/conix-elf.h, config/arm/ecos-elf.h, config/arm/elf.h,
9698 config/arm/freebsd.h, config/arm/linux-elf.h,
9699 config/arm/linux-gas.h, config/arm/netbsd-elf.h,
9700 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
9701 config/arm/rtems-elf.h, config/arm/semi.h, config/arm/semiaof.h,
9702 config/arm/strongarm-coff.h, config/arm/strongarm-elf.h,
9703 config/arm/strongarm-pe.h, config/arm/uclinux-elf.h,
9704 config/arm/unknown-elf-oabi.h, config/arm/unknown-elf.h,
9705 config/arm/xscale-elf.h: Replace occurances of "GNU CC" with "GCC"
9706 and reformat as appropriate.
9708 2003-02-10 Kazu Hirata <kazu@cs.umass.edu>
9710 * config/h8300/clzsi2.c: Remove.
9711 * config/h8300/ctzsi2.c: Likewise.
9712 * config/h8300/paritysi2.c: Likewise.
9713 * config/h8300/popcountsi2.c: Likewise.
9714 * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Remove clzsi2,
9715 ctzsi2, paritysi2, and popcountsi2.
9717 2003-02-10 Eric Botcazou <ebotcazou@libertysurf.fr>
9718 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9720 PR c/7741
9721 * c-decl.c (duplicate_decls): Discard the initializer of the
9722 new decl when the types are conflicting.
9724 2003-02-10 Josef Zlomek <zlomekj@suse.cz>
9726 * Makefile.in (sreal.o): Added.
9727 (predict.o): Depends on sreal.h instead of real.h.
9728 * sreal.c: New file.
9729 * sreal.h: New file.
9730 * predict.c: Use sreal.c instead of real.c.
9732 2003-02-10 Nick Clifton <nickc@redhat.com>
9734 * Contributed support for the Cirrus EP9312 "Maverick"
9735 floating point co-processor. Written by Aldy Hernandez
9736 <aldyh@redhat.com>.
9737 (config/arm/arm.c): Add Cirrus support.
9738 (config/arm/arm.h): Likewise.
9739 (config/arm/aout.h): Likewise.
9740 (config/arm/arm.md): Likewise.
9741 (config/arm/arm-protos.h): Likewise.
9742 (config.gcc): Likewise.
9743 (doc/invoke.texi): Describe new -mcpu value and new
9744 -mcirrus-fix-invalid-insns switch,
9745 (cirrus.md): New file.
9747 2003-02-10 Jan Hubicka <jh@suse.cz>
9749 * combine.c (combine_simplify_rtx): Simplify using
9750 (float_truncate (float x)) is (float x)
9751 (float_extend (float_extend x)) is (float_extend x).
9753 2003-02-10 Alan Modra <amodra@bigpond.net.au>
9755 * calls.c (try_to_integrate): Tidy stack_usage_map access.
9756 (emit_library_call_value_1): Likewise. Formatting.
9757 (store_one_arg): Likewise.
9759 2003-02-09 Nick Clifton <nickc@redhat.com>
9760 Aldy Hernandez <aldyh@redhat.com>
9762 * config/rs6000/spe.md: spe_evlhhesplat, spe_evlhhossplat,
9763 spe_evlhhousplat, spe_evlwhsplat, spe_evlwwsplat, spe_evldd,
9764 spe_evldh, spe_evldw, spe_evlwhe, spe_evlwhos, spe_evlwhou,
9765 spe_evstdd, spe_evstdh, spe_evstdw, spe_evstdwx, spe_evstwhe,
9766 spe_evstwho, spe_evstwwe, spe_evstwwo: Fix syntax to match newest
9767 docs. Add range test for immediate value.
9769 2003-02-09 Aldy Hernandez <aldyh@redhat.com>
9771 Rename spe_evxor to xorv2si3.
9772 (xorv4hi3): New.
9773 (xorv1di3): New.
9775 2003-02-10 Glen Nakamura <glen@imodulo.com>
9777 * doc/extend.texi (C++98 Thread-Local Edits): Add missing @item
9778 tag.
9780 2003-02-10 Jan Hubicka <jh@suse.cz>
9782 * i386.c (vector_move_operand): New predicate.
9783 (ix86_expand_vector_move): Be happy about 0.
9784 * i386.h (PREDICATE_CODES): Add sse-move_operand.
9785 * i386.md (mov*_internal): Add 'C' alternative.
9787 2003-02-09 Jan Hubicka <jh@suse.cz>
9789 * i386.md (floathi*): Deal with SSE.
9791 2003-02-09 Jan Hubicka <jh@suse.cz>
9793 * simplify-rtx.c (simplify_unary_operation,
9794 simplify_binary_operation): Deal with vector modes
9795 (simplify_ternary_operation): Deal with no-op VEC_MERGE.
9797 2003-02-09 Richard Sandiford <rsandifo@redhat.com>
9799 * toplev.c (rest_of_compilation): Recompute register usage after
9800 split_all_insns.
9802 2003-02-09 Richard Henderson <rth@redhat.com>
9804 * libgcc-std.ver (__clztf2): New.
9805 (__ctztf2, __popcounttf2, __paritytf2): New.
9806 * libgcc2.c (__clzSI2, __clzDI2, __ctzSI2, __ctzDI2, __popcountSI2,
9807 __popcountDI2, __paritySI2, __parityDI2): Use UWmode and UDWmode;
9808 adjust code to match the different type sizes.
9809 * libgcc2.h (__clzSI2, __ctzSI2, __popcountSI2, __paritySI2,
9810 __clzDI2, __ctzDI2, __popcountDI2, __parityDI2): New macros.
9812 * optabs.c (init_integral_libfuncs): Don't hard-code SImode and
9813 TImode; select word_mode and twice that.
9814 (init_floating_libfuncs): Don't hard-code SFmode and TFmode;
9815 select the modes from float, double, and long double.
9816 (init_optabs): Remove duplicate initializations.
9818 2003-02-09 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
9820 * doc/install.texi: Squeeze and streamline section on
9821 testing and regression checking.
9823 2003-02-09 Jan Hubicka <jh@suse.cz>
9825 * i386.md (ahi?v*3): Set third operand type to TImode.
9826 * i386.c (ix86_expand_binop_builtin): Extend operand when needed.
9828 * simplify-rtx.c (simplify_subreg): Fix conversion from vector into
9829 integer mode.
9831 * rtl.def (VEC_MERGE, VEC_SELECT, VEC_CONCAT, VEC_DUPLICATE):
9832 Change code so they are arithmetic expressions now.
9833 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
9834 simplify_ternary_operation): Deal with VEC_* expressions.
9836 * i386.md (vmaskcmp, pinsrw, movd patterns): Fix RTL representation.
9838 2003-02-08 Jan Hubicka <jh@suse.cz>
9840 * cfgrtl.c (verify_flow_info): Use control_flow_insn_p.
9841 * reload1.c (fixup_abnormal_edges): Split basic blocks when EH edges
9842 possibly got duplicated.
9844 2003-02-08 Richard Henderson <rth@redhat.com>
9846 * config/alpha/alpha.c (override_options): Turn off explicit
9847 relocs until post-peep2 code duplication resolved.
9849 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
9851 * optabs.c (expand_unop): Widen clz properly when clz is done
9852 via libcall.
9854 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
9856 * config/h8300/clzsi2.c: Replace "GNU CC" with "GCC".
9857 * config/h8300/crti.asm: Likewise.
9858 * config/h8300/crtn.asm: Likewise.
9859 * config/h8300/ctzsi2.c: Likewise.
9860 * config/h8300/fixunssfsi.c: Likewise.
9861 * config/h8300/h8300-protos.h: Likewise.
9862 * config/h8300/h8300.c: Likewise.
9863 * config/h8300/h8300.h: Likewise.
9864 * config/h8300/h8300.md: Likewise.
9865 * config/h8300/paritysi2.c: Likewise.
9866 * config/h8300/popcountsi2.c: Likewise.
9867 * config/h8300/rtems.h: Likewise.
9869 2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9871 * doc/invoke.texi: Documentation for my previous commit.
9872 * doc/passes.texi: Ditto.
9874 2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9876 * cfgloop.h (fix_loop_placement, can_duplicate_loop_p,
9877 duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
9878 Declare.
9879 (DLTHE_FLAG_UPDATE_FREQ): New.
9880 * cfgloopmanip.c (duplicate_loop, duplicate_subloops, copy_loops_to,
9881 loop_redirect_edge, loop_delete_branch_edge, copy_bbs, remove_bbs,
9882 rpe_enum_p, find_branch, alp_enum_p, add_loop, fix_loop_placements,
9883 fix_bb_placement, fix_bb_placements, place_new_loop,
9884 scale_loop_frequencies, scale_bbs_frequencies, record_exit_edges):
9885 New static functions.
9886 (fix_loop_placement, can_duplicate_loop_p,
9887 duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
9888 New functions.
9890 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize,
9891 unswitch_loops): Declare.
9892 * loop-init.c: New file.
9893 * loop-unswitch.c: New file.
9894 * Makefile.in (loop-init.o, loop-unswitch.o): New.
9895 * params.def (PARAM_MAX_UNSWITCH_INSNS, PARAM_MAX_UNSWITCH_LEVEL): New.
9896 * toplev.c (DFI_loop2): New dump.
9897 (flag_unswitch_loops): New.
9898 (lang_independent_options): Add it.
9899 (rest_of_compilation): Call new loop optimizer.
9900 (parse_options_and_default_flags): Turn flag_unswitch_loops on with -O3.
9902 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
9904 * config/h8300/clzsi2.c: New.
9905 * config/h8300/ctzsi2.c: Likewise.
9906 * config/h8300/paritysi2.c: Likewise.
9907 * config/h8300/popcountsi2.c: Likewise.
9908 * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Add above files.
9910 2003-02-07 David Edelsohn <edelsohn@gnu.org>
9912 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9913 * config/rs6000/rs6000.md (clzsi2): Rename from cntlzw2.
9914 (ctzsi2): New pattern.
9915 (ffssi2): Use clz instead of unspec.
9916 (clzdi2): Rename from cntlzd2.
9917 (ctzdi2): New pattern.
9918 (ffsdi2): Use clz instead of unspec.
9920 2003-02-07 Loren James Rittle <ljrittle@acm.org>
9922 * config/alpha/freebsd.h (LINK_SPEC): Weaken error to notice.
9923 * config/ia64/freebsd.h (LINK_SPEC): Likewise.
9924 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
9925 * config/i386/freebsd.h (LINK_SPEC): Add clause to mirror other arches.
9927 2003-02-07 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
9929 * doc/trouble.texi: Document pitfalls of two-stage name lookup.
9931 2003-02-07 Richard Henderson <rth@redhat.com>
9933 PR 9226
9934 * gcse.c (local_cprop_find_used_regs): New.
9935 (local_cprop_pass): Use it.
9937 2003-02-07 Fred Fish <fnf@intrinsity.com>
9939 * mips-tfile.c (parse_def): Parenthesize assignments to fix
9940 precedence bugs.
9942 2003-02-07 Segher Boessenkool <segher@koffie.nl>
9944 * genoutput.c (output_get_insn_name): Handle NOOP_MOVE_INSN_CODE.
9946 2003-02-07 Roger Sayle <roger@eyesopen.com>
9948 * builtin-types.def (BT_FN_FLOAT_FLOAT_FLOAT): New built-in type.
9949 (BT_FN_LONG_DOUBLE_LONG_DOUBLE_LONG_DOUBLE): Likewise.
9950 (BT_FN_DOUBLE_DOUBLE_DOUBLE): Likewise.
9951 * builtins.def: Define pow, powf, powl, atan2, atan2f and atan2l
9952 builtin functions (and their __builtin_* variants).
9953 * builtins.c (mathfn_built_in): Handle missing log{,f,l} cases.
9954 (expand_builtin): Don't expand log{,f,l}, pow{,f,l} or atan2{,f,l}
9955 when not optimizing.
9957 * doc/extend.texi: Document new pow and atan2 builtins, and
9958 their float and long double variants. Realphabetize builtins.
9960 2003-02-07 Jan Hubicka <jh@suse.cz>
9962 * i386.md (sse2_nandv2di3): Fix.
9964 2003-03-07 Danny Smith <dannysmith@users.sourceforge.net>
9966 * config/i386/i386.h (MS_AGGREGATE_RETURN): New define.
9967 * config/i386/cygwin.h (MS_AGGREGATE_RETURN): Override default
9968 definition.
9969 * config/i386/i386.h (ix86_return_in_memory): Return aggregate
9970 types of up to 8 bytes via registers if MS_AGGREGATE_RETURN.
9972 2003-02-07 Jan Hubicka <jh@suse.cz>
9974 * i386.md (movdi_rex64_1): Fix mmx<->int move opcode.
9976 2003-02-07 Daniel Berlin <dberlin@dberlin.org>
9978 * cfg.c (dump_flow_info): Add back accidently deleted line.
9980 2003-02-07 Andrey Petrov <petrov@netbsd.org>
9982 * optabs.c (expand_float): Search wider integer modes first.
9984 2003-02-07 Bob Wilson <bob.wilson@acm.org>
9986 * config/xtensa/xtensa.h (LIBGCC2_WORDS_BIG_ENDIAN): Set this
9987 based on preprocessor flag.
9989 2003-02-07 Roger Sayle <roger@eyesopen.com>
9990 Richard Henderson <rth@redhat.com>
9992 * gcse.c (implicit_sets): New.
9993 (compute_hash_table_work): Include them in hash table.
9994 (find_implicit_sets, fis_get_condition): New.
9995 (one_cprop_pass): Allocate and free implicit_sets; call
9996 find_implicit_sets before building hash table.
9998 2003-02-07 Jason Thorpe <thorpej@wasabisystems.com>
10000 * config/t-netbsd (USER_H): Revert previous change.
10002 2003-02-07 Gabor Greif <ggreif@lucent.com>
10004 * doc/c-tree.texi (Namespaces): Fix typo.
10006 2003-02-07 Jan Hubicka <jh@suse.cz>
10008 * regrename.c (do_replace, find_oldest_value_reg,
10009 copyprop_hardreg_forward_1): Update register attributes.
10011 2003-02-06 Vladimir Makarov <vmakarov@redhat.com>
10013 * genautomata.c (VLA_PTR_CREATE, VLA_PTR_EXPAND, VLA_PTR_ADD,
10014 VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD): Use temporay
10015 variables starting with underscore.
10016 (struct unit_usage): New structure.
10017 (unit_usages, cycle_alt_unit_usages): New global variables.
10018 (check_unit_distribution_in_reserv): Remove it.
10019 (store_alt_unit_usage): New function.
10020 (check_regexp_units_distribution): Rewrite it.
10022 2003-02-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10024 * config.gcc (hppa*-*-linux*): Set MASK_NO_SPACE_REGS in
10025 target_cpu_default.
10026 * pa.c (attr_length_call): Add 8 to call length (long indirect PA 1.X)
10027 if not MASK_NO_SPACE_REGS.
10028 (output_call): Adjust return pointer, don't load new space register
10029 into %sr0, and use %sr4 for call if TARGET_NO_SPACE_REGS is true.
10030 (pa_asm_output_mi_thunk): Don't load new space register into %sr0 if
10031 TARGET_NO_SPACE_REGS is true.
10032 * pa.md (return_external_pic): Add TARGET_NO_SPACE_REGS to insn
10033 conditions.
10034 (epilogue): Always use return_internal if TARGET_NO_SPACE_REGS is true.
10035 (interspace_jump): Add new pattern for when TARGET_NO_SPACE_REGS is
10036 true. Use bve when TARGET_64BIT is true.
10038 2003-02-06 Richard Henderson <rth@redhat.com>
10040 * combine.c (nonzero_bits): Fix double break.
10042 2003-02-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10043 Richard Henderson <rth@redhat.com>
10045 PR c/9530
10046 * config/i386/i386.c (ix86_function_ok_for_sibcall): Forbid sibcalls
10047 from functions that return a float to functions that don't.
10049 2003-02-06 Jan Hubicka <jh@suse.cz>
10051 * i386.c (x86_inter_unit_moves): New variable.
10052 (ix86_secondary_memory_needed): Fix 64bit case, honor
10053 TARGET_INTER_UNIT_MOVES
10054 * i386.h (x86_inter_unit_moves): Declare.
10055 (TARGET_INTER_UNIT_MOVES): New macro.
10056 * i386.md (movsi_1): Cleanup constraints; disable
10057 when not doing inter-unit moves.
10058 (movsi_1_nointernunit): New.
10059 (movdi_1_rex64): Fix constraints; deal with SSE->GPR moves.
10060 (movdi_1_rex64_nointerunit): New.
10061 (mivsf_1): disable when not doing inter-unit moves.
10062 (movsf_1_nointerunit): New.
10064 * basic-block.h (inside_basic_block_p): Declare.
10065 * cfgbuild.c (inside_basic_block_p): Make global.
10066 * haifa-sched.c (unlink_other_notes0: Deal with NOT_INSN_BASIC_BLOCK.
10067 * scheudle-ebb.c (schedule_ebb): Return last basic block of trace;
10068 update CFG.
10069 (fix_basic_block_boundaries, add_missing_bbs): New.
10070 (rank): Use profile.
10071 (scheudle_ebbs): Rely on CFG; update coments.
10073 2003-02-05 Geoffrey Keating <geoffk@apple.com>
10075 * Makefile.in (host_hook_obj): New.
10076 (OBJS): Add $(host_hook_obj).
10077 (host_default.o): New rule.
10078 * config.gcc (host_hook_obj): New, default to host-default.o.
10079 (powerpc-*-darwin*): Use host-darwin.o.
10080 (out_host_hook_obj): New.
10081 * configure: Regenerate.
10082 * configure.in: Print information about out_host_hook_obj, substitute
10083 into output files.
10084 * host-default.c: New file.
10085 * hosthooks.h: New file.
10086 * toplev.c (general_init): Call host_hooks.extra_signals.
10087 * config/rs6000/host-darwin.c: New file.
10088 * config/rs6000/x-darwin: New file.
10089 * doc/hostconfig.texi: Add documentation for new host hook.
10090 Rearrange existing documentation.
10092 2003-02-05 Roger Sayle <roger@eyesopen.com>
10094 * dwarf2out.c (mem_loc_descriptor): Replace ASM_SIMPLIFY_DWARF_ADDR
10095 with *targetm.delegitimize_address.
10096 (rtl_for_decl_location): Likewise.
10097 * dwarfout.c (output_mem_loc_descriptor): Likewise. Include target.h.
10098 * Makefile.in (dwarf2out.c, dwarfout.c): Depend upon $(TARGET_H)
10100 * config/i386/i386.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
10101 * config/i386/i386-protos.h (i386_simplify_dwarf_addr): Remove
10102 prototype.
10103 * config/i386/i386.c (ix86_delegitimize_address): Renamed from
10104 i386_simplify_dwarf_addr. Made static. Prototyped.
10105 (TARGET_DELEGITIMIZE_ADDRESS): Update definition from
10106 i386_simplify_dwarf_addr to ix86_delegitimize_address.
10107 (ix86_find_base_term): Likewise.
10108 (maybe_get_pool_constant): Likewise.
10110 * config/s390/s390.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
10111 * config/s390/s390-protos.h (s390_simplify_dwarf_addr): Remove
10112 prototype.
10113 * config/s390/s390.c (s390_delegitimize_address): Renamed from
10114 s390_simplify_dwarf_addr. Made static. Prototyped.
10115 (TARGET_DELEGITIMIZE_ADDRESS): Define as s390_delegitimize_address.
10117 2003-02-05 Richard Henderson <rth@redhat.com>
10119 PR c/8602
10120 * integrate.c (output_inline_function): Reset input_filename
10121 and lineno from the decl before rest_of_compilation.
10123 2003-02-05 Richard Henderson <rth@redhat.com>
10125 * defaults.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
10126 (CTZ_DEFINED_VALUE_AT_ZERO): New.
10127 * doc/rtl.texi, doc/tm.texi: Document them.
10129 * combine.c (nonzero_bits) [CLZ, CTZ]: Handle the definedness
10130 of the value at zero properly.
10131 * fold-const.c (tree_expr_nonnegative_p): Likewise.
10132 * simplify-rtx.c (simplify_unary_operation): Likewise.
10134 * config/alpha/alpha.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
10135 (CTZ_DEFINED_VALUE_AT_ZERO): New.
10137 * config/arm/arm.c (TARGET_INIT_BUILTINS): Remove.
10138 (TARGET_EXPAND_BUILTIN): Remove.
10139 (def_builtin, arm_init_builtins, arm_expand_builtin): Remove.
10140 * config/arm/arm.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
10141 (enum arm_builtins): Remove.
10142 * config/arm/arm.md (UNSPEC_CLZ): Remove.
10143 (clzsi2): Rename from clz; use clz instead of unspec.
10144 (ctzsi2): New.
10145 * config/arm/arm-protos.h: Update.
10147 2003-02-05 Jan Hubicka <jh@suse.cz>
10149 * i386-protos.h (x86_emit_floatuns): Declare.
10150 * i386.c (x86_emit_floatuns): New global function.
10151 * i386.md (floatunssisf2, floatunsdisf2,
10152 floatunsdidf2): New patterns.
10154 2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10156 * cfgloopmanip.c (force_single_succ_latches): Fix missindentation.
10158 2003-02-05 Hans Boehm <Hans.Boehm@hp.com>
10160 * config/ia64/unwind-ia64.c: include coretypes.h, tm.h to get
10161 config/ia64/linux.h
10163 2003-02-05 Roger Sayle <roger@eyesopen.com>
10165 * cfgloop.h (flow_bb_inside_loop_p): Correct prototype again.
10167 2003-02-05 Jakub Jelinek <jakub@redhat.com>
10169 PR optimization/8555
10170 * config/i386/i386.md (sse_mov?fcc split): Handle op2 == op3 case
10171 instead of aborting.
10173 2003-02-04 Richard Henderson <rth@redhat.com>
10175 * config/i386/i386.md (UNSPEC_BSF): Remove.
10176 (ffssi2): Split into cmove and no_cmove insns and splitters;
10177 lose pentium float trick for now.
10178 (ffssi_1): Add * to name; use CTZ instead of UNSPEC.
10179 (ctzsi2, clzsi2, bsr): New.
10181 2003-02-04 Richard Henderson <rth@redhat.com>
10183 * config/ia64/ia64.c (rtx_needs_barrier): Handle POPCOUNT,
10184 UNSPEC_GETF_EXP; remove UNSPEC_POPCNT.
10185 * config/ia64/ia64.md (UNSPEC_POPCNT): Remove.
10186 (ffsdi2): Use popcount instead of unspec.
10187 (popcountdi2): Rename from *popcnt.
10188 (ctzdi2, clzdi2, getf_exp_tf): New.
10190 2003-02-04 Kazu Hirata <kazu@cs.umass.edu>
10192 * genconfig.c (main): Generate CC0_P.
10193 * rtl.h (CC0_P): Remove.
10195 2003-02-04 Richard Henderson <rth@redhat.com>
10197 * libgcc2.h, libgcc2.c (__ffsSI2): New.
10198 (__ffsDI2): Rename from __ffsdi2.
10199 * mklibgcc.in (lib2funcs): Add _ffssi2.
10201 2003-02-04 Richard Henderson <rth@redhat.com>
10203 * libgcc2.c (__paritysi2, __paritydi2): Replace last two reduction
10204 rounds with a "bit table" lookup.
10206 2003-02-04 Ulrich Weigand <uweigand@de.ibm.com>
10208 * reload.c (find_reloads): Do not use the mode specified in the insn
10209 pattern as reload mode for address operands. Do not generate optional
10210 reloads for operands where a mandatory reload was already pushed.
10212 2003-02-04 Richard Henderson <rth@redhat.com>
10214 * longlong.h [alpha] (count_leading_zeros, count_trailing_zeros): Use
10215 builtins instead of inline assembly.
10217 2003-02-04 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
10219 PR c/9376
10220 * libgcc2.c (__subvdi3): Fix typo.
10222 2003-02-04 Jan Hubicka <jh@suse.cz>
10224 * i386.md (movti_rex64): Fix constraint.
10226 2003-02-04 Jan Hubicka <jh@suse.cz>
10228 * i386.md (vector push splitters): Fix typo in resolving conflict.
10230 2003-02-04 Rodney Brown <rbrown64@csc.com.au>
10232 * config/i386/i386.c (x86_function_profiler): Fix typo in format.
10234 2003-02-04 Phil Edwards <pme@gcc.gnu.org>
10236 * doc/install.texi (*-*-linux-gnu): Mention glibc requirements
10237 for recent libstdc++. Remove formatting cruft.
10239 2003-02-04 Jakub Jelinek <jakub@redhat.com>
10241 * dwarf2out.c (dwarf2out_finish): Add AT_comp_dir
10242 attribute even if input file name is absolute, but one of the
10243 includes is relative.
10245 2003-02-04 Joseph S. Myers <jsm@polyomino.org.uk>
10247 * doc/gcc.texi, doc/gccint.texi, doc/gcov.texi,
10248 doc/include/fdl.texi, doc/invoke.texi: Update to GFDL 1.2.
10249 * doc/install.texi: Update copyright dates. Update to GFDL 1.2.
10251 2003-02-03 Richard Henderson <rth@redhat.com>
10253 * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
10254 __popcountsi2, __popcountdi2, __paritysi2, __paritydi2): Change
10255 return type to "int". Shuffle declarations and undef int trap.
10256 * libgcc2.h: Remove their declarations.
10257 * optabs.c (expand_unop): Force outmode to int for bitops.
10259 2003-02-03 Bob Wilson <bob.wilson@acm.org>
10261 * config/xtensa/xtensa.c (order_regs_for_local_alloc): Order the
10262 coprocessor registers before floating-point registers.
10263 * config/xtensa/xtensa.h (REG_ALLOC_ORDER): Adjust register numbers
10264 to account for a previously removed register.
10265 (SPEC_REG_FIRST, SPEC_REG_LAST, SPEC_REG_NUM, COUNT_REGISTER_REGNUM):
10266 Delete unused macros.
10268 2003-02-03 Jan Hubicka <jh@suse.cz>
10270 * i386.c (ix86_expand_store_builtin): Always force op1 to register.
10271 (mov*_internal): Fix predicates; require one of operands to not be
10272 memory.
10273 (SSE?MMX move expanders): Fix predicates; force one of operands to
10274 register.
10275 (SSE/MMX push patterns): Reorganize; fix x86-64 code generation.
10276 (movups/movupd/movdqu patterns): Force one of operands to not be
10277 memory.
10279 2003-02-03 Roger Sayle <roger@eyesopen.com>
10281 * hooks.c (hook_rtx_rtx_identity): Generic hook function that
10282 takes a single rtx and returns it unmodified.
10283 * hooks.h (hook_rtx_rtx_identity): Prototype here.
10284 * target.h (struct gcc_target): Add "delegitimize_address"
10285 field to target structure.
10286 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Provide default
10287 for delegitimize_address target using hook_rtx_rtx_identity.
10288 (TARGET_INITIALIZER): Initialize delegitimize_address field
10289 using TARGET_DELEGITIMIZE_ADDRESS macro.
10290 * simplify-rtx.c (avoid_constant_pool_reference): Handle float
10291 extensions of constant pool references. Use delegitimize_address
10292 to undo the obfuscation of "-fpic".
10293 * Makefile.in (simplify-rtx.o): Add dependency on target.h.
10295 * config/i386/i386.c (TARGET_DELEGITIMIZE_ADDRESS): Define as
10296 i386_simplify_dwarf_addr.
10297 (ix86_find_base_term): Simplify using i386_simplify_dwarf_addr.
10298 (maybe_get_pool_constant): Likewise.
10300 2003-02-03 Jan Hubicka <jh@suse.cz>
10302 * i386.c (ix86_expand_int_movcc): Fix setcc sign bit case.
10304 2003-02-03 Jan Hubicka <jh@suse.cz>
10306 * regclass.c (cannot_change_mode_set_regs): Correct argument order.
10308 2003-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10310 * mips/_tilib.c: Don't include tsystem.h or defaults.h. Don't
10311 define LIBGCC2_WORDS_BIG_ENDIAN. Include coretypes.h and tm.h.
10313 2003-02-02 Andreas Schwab <schwab@suse.de>
10315 * varasm.c (asm_output_aligned_bss): Declare as possibly unused.
10317 2003-02-02 Richard Earnshaw <rearnsha@arm.com>
10319 * arm.md (sibcall_epilogue): Set the "conds" to "clob".
10320 (epilogue_insns): Likewise.
10322 2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10324 * doc/install.texi (hppa*-hp-hpux11*): Update installation notes.
10326 2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10328 * pa-protos.h (attr_length_millicode_call): Remove second argument.
10329 (attr_length_indirect_call, attr_length_indirect_call,
10330 attr_length_save_restore_dltp): New prototypes.
10331 * pa.c (attr_length_millicode_call): Remove second argument. Check
10332 INSN_ADDRESSES_SET_P in distance calculation.
10333 (output_millicode_call): Check INSN_ADDRESSES_SET_P before using
10334 INSN_ADDRESSES.
10335 (attr_length_call): Check INSN_ADDRESSES_SET_P in distance calculation.
10336 (output_call): Check INSN_ADDRESSES_SET_P before using INSN_ADDRESSES.
10337 Call attr_length_call directly.
10338 (attr_length_indirect_call, output_indirect_call,
10339 attr_length_save_restore_dltp): New functions.
10340 * pa.md (attr_length_millicode_call): Drop second argument from all
10341 patterns.
10342 (return_internal_pic): Delete.
10343 (return_external_pic): Remove use of PIC register and pic operand and
10344 flag checks.
10345 (epilogue): Use return_internal for both normal and pic code.
10346 (call, call_value): Emit new 32-bit pic patterns for symref and
10347 indirect calls. Remove uses for arg pointer and pic register.
10348 (call_symref_pic, call_symref_pic_post_reload, call_reg_pic,
10349 call_reg_pic_post_reload, call_val_symref_pic,
10350 call_val_symref_pic_post_reload, call_val_reg_pic,
10351 call_val_reg_pic_post_reload): New pre and post reload insn patterns.
10352 Implement define_split and define_peephole2 patterns for pre reload
10353 patterns.
10354 (call_symref_64bit, call_internal_reg_64bit, call_value_symref_64bit,
10355 call_value_internal_reg_64bit): Shorten names.
10356 (all call patterns): Explicitly indicate registers used and clobbered.
10357 Use attr_length_indirect_call and attr_length_save_restore_dltp for
10358 attribute length calculation. Move code generation for indirect calls
10359 to output_indirect_call.
10360 (sibcall, sibcall_value): Don't restore PIC register.
10361 (exception_receiver, builtin_setjmp_receiver): Add blockage after PIC
10362 register retore.
10364 2003-02-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10366 * doc/install.texi (Testing): Simplify and compress instructions
10367 concerning Dejagnu.
10369 2003-02-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10371 * collect2.c (pexecute_pid): Rename to pid.
10372 (collect_wait, collect_execute, scan_prog_file, scan_libraries): Use
10373 pid.
10375 2003-02-01 Geoffrey Keating <geoffk@apple.com>
10377 * doc/extend.texi (Function Attributes): Remove documentation
10378 for PowerPC Windows NT function attributes..
10380 2003-02-01 Daniel Jacobowitz <drow@mvista.com>
10382 * dwarf2out.c (gen_type_die): Check for typedefs before calling
10383 for TYPE_MAIN_VARIANT.
10385 2003-02-01 Richard Henderson <rth@redhat.com>
10387 * libgcc2.c: Include auto-host.h.
10388 (ATTRIBUTE_HIDDEN): New.
10389 (__clz_tab): Don't declare here for clz and ctz.
10390 (__clzsi2, __clzdi2): Use count_leading_zeros.
10391 (__ctzsi2, __ctzdi2): Use count_trailing_zeros.
10392 (__popcount_tab): Mark ATTRIBUTE_HIDDEN.
10393 (__paritysi2, __paritydi2): Use shifts instead of __popcount_tab.
10394 * longlong.h (__clz_tab): Mark ATTRIBUTE_HIDDEN.
10396 2003-02-01 Richard Henderson <rth@redhat.com>
10398 * config/i386/i386.md (addsi_1_zext splitter): Add TARGET_64BIT
10399 to the conditional.
10400 (ashlsi3_1_zext splitter): Likewise.
10402 2003-02-01 Richard Henderson <rth@redhat.com>
10404 * optabs.c (expand_unop): Use word_mode for outmode of bit scaners.
10405 * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
10406 __popcountsi2, __popcountdi2, __paritysi2 __paritydi2): Change
10407 return type to Wtype.
10409 * libgcc-std.ver (GCC_3.4): Fix inheritance.
10411 * config/i386/i386.md (ffssi2): Use nonimmediate_operand for
10412 expander input constraint.
10414 2003-02-01 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
10416 * optabs.h (optab_index): Add OTI_clz, OTI_ctz, OTI_popcount and
10417 OTI_parity.
10418 (clz_optab, ctz_optab, popcount_optab, parity_optab): New.
10419 * optabs.c (widen_clz, expand_parity): New.
10420 (expand_unop): Handle clz and parity. Hardcode SImode as outmode
10421 for libcalls to clz, ctz, popcount, and parity.
10422 (init_optabs): Init clz_optab, ctz_optab, popcount_optab and
10423 parity_optab, and set up libfunc handlers.
10424 * libgcc2.c (__clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
10425 __popcountsi2, __popcountdi2, __paritysi2 __paritydi2,
10426 __popcount_tab): New.
10427 * libgcc2.h: Declare them.
10428 * libgcc-std.ver (GCC_3.4): Add new functions from libgcc2.c.
10429 * genopinit.c (optabs): Add clz_optab, ctz_optab, popcount_optab
10430 and parity_optab.
10431 * builtin-types.def (BT_FN_INT_LONG, BT_FN_INT_LONGLONG): New.
10432 * builtins.def (BUILT_IN_CLZ, BUILT_IN_CTZ, BUILT_IN_POPCOUNT,
10433 BUILT_IN_PARITY, BUILT_IN_FFSL, BUILT_IN_CLZL, BUILT_IN_CTZL,
10434 BUILT_IN_POPCOUNTL, BUILT_IN_PARITYL, BUILT_IN_FFSLL,
10435 BUILT_IN_CLZLL, BUILT_IN_CTZLL, BUILT_IN_POPCOUNTLL,
10436 BUILT_IN_PARITYLL): New.
10437 * builtins.c (expand_builtin_unop): Rename from expand_builtin_ffs
10438 and add optab argument.
10439 (expand_builtin): Expand BUILT_IN_{FFS,CLZ,POPCOUNT,PARITY}*.
10440 * tree.def (CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR, PARITY_EXPR): New.
10441 * expr.c (expand_expr): Handle them.
10442 * fold-const.c (tree_expr_nonnegative_p): Likewise.
10443 * rtl.def (CLZ, CTZ, POPCOUNT, PARITY): New.
10444 * reload1.c (eliminate_regs): Handle them.
10445 (elimination_effects): Likewise.
10446 * function.c (instantiate_virtual_regs_1): Likewise
10447 * genattrtab.c (check_attr_value): Likewise.
10448 * simplify-rtx.c (simplify_unary_operation): Likewise.
10449 * c-common.c (c_common_truthvalue_conversion): Handle POPCOUNT_EXPR.
10450 * combine.c (combine_simplify_rtx): Handle POPCOUNT and PARITY.
10451 (nonzero_bits): Handle CLZ, CTZ, POPCOUNT and PARITY.
10452 * config/alpha/alpha.md (clzdi2, ctzdi2, popcountdi2): New.
10453 * config/arm/arm.c (arm_init_builtins): Rename __builtin_clz to
10454 __builtin_arm_clz.
10455 * Makefile.in (LIB2FUNCS_1, LIB2FUNCS_2): Move...
10456 * mklibgcc.in (lib2funcs): ...here and merge. Add new members.
10457 * doc/extend.texi (Other Builtins): Add new builtins.
10458 * doc/md.texi (Standard Names): Add new patterns.
10460 2003-02-01 Ulrich Weigand <uweigand@de.ibm.com>
10462 * reload.c: Revert 2003-01-31 change.
10464 2003-02-01 Jan Hubicka <jh@suse.cz>
10466 * combine.c (combine_simplify_rtx): Use reversed_comparison_code_parts.
10468 2003-02-01 Richard Sandiford <rsandifo@redhat.com>
10470 * flags.h (flag_volatile): Remove declaration.
10471 (flag_volatile_global, flag_volatile_static): Likewise.
10472 * c-typeck.c (build_indirect_ref): Don't check flag_volatile.
10473 * toplev.c (flag_volatile): Remove definition.
10474 (flag_volatile_global, flag_volatile_static): Likewise.
10475 (f_options): Remove corresponding entries here.
10476 * varasm.c (make_decl_rtl): Don't check flag_volatile_global
10477 or flag_volatile_static.
10478 * doc/invoke.texi: Remove documentation of -fvolatile,
10479 -fvolatile-global and -fvolatile-static.
10481 2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10483 * pa.c (pa_output_function_prologue, pa_output_function_epilogue): Move
10484 updating of total_code_bytes from prologue to epilogue.
10486 2003-01-31 Ulrich Weigand <uweigand@de.ibm.com>
10488 * reload.c (find_reloads): Do not use the mode specified in the insn
10489 pattern as reload mode for address operands. Do not generate optional
10490 reloads for operands where a mandatory reload was already pushed.
10491 Generate optional reloads only in the final pass though find_reloads.
10492 (have_replacement_p): New function.
10494 2003-01-31 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10496 * doc/install.texi (Testing): Remove a reference to our obsolete
10497 /testresults web pages and strip redundant information concerning
10498 test results.
10499 (Binaries): Refer to Microsoft Windows instead of listing all
10500 possible variants.
10502 2003-02-01 Jan Hubicka <jh@suse.cz>
10504 * loop.c (emit_prefetch_instructions): Do conversion at right place in
10505 RTL chain.
10507 * combine.c (simplify_set): Reverse order of ragumetns to
10508 REG_CANNOT_CHANGE_MODE_P
10509 * df.c (df_def_record_1): Likewise.
10510 * recog.c (register_operand): Likewise.
10511 * simplify-rtx.c (simplify_subreg): Likewise.
10512 * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Update use of
10513 CANNOT_CHANGE_MODE_CLASS.
10514 * regclass.c (cannot_change_mode_set_regs, invalid_mode_change_p):
10515 Likewise.
10516 * reload.c (push_reload): Likewise.
10517 * alpha.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10518 * ia64.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10519 * mips.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10520 * mips-protos.h (mips_cannot_change_mode_class): Update prototype.
10521 * mips.c (mips_cannot_change_mode_class): Update.
10522 * pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10523 * rs6000.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10524 * s390.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10525 * sh.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
10526 * sh-protos.h (sh_cannot_change_mode_class): Update prototype.
10527 * sh.c (sh_cannot_change_mode_class): Update.
10528 * i386.h (CANNOT_CHANGE_MODE_CLASS): New.
10529 * tm.texi (CANNOT_CHANGE_MODE_CLASS): Update documentation.
10531 2003-01-31 Geoffrey Keating <geoffk@apple.com>
10533 * config/darwin.h (LINK_COMMAND_SPEC): Update for Nathan's recent
10534 change to LINK_COMMAND_SPEC in gcc.c.
10536 2003-01-31 Jan Hubicka <jh@suse.cz>
10538 PR c/9506
10539 * i386.c (override_options): Use DEFAULT_PCC_STRUCT_RETURN.
10541 2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10543 * pa32-regs.h (REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Delete
10544 duplicated code.
10546 2003-01-31 Nathan Sidwell <nathan@codesourcery.com>
10548 * tree.h (TYPE_BINFO_SIZE, TYPE_BINFO_SIZE_UNIT): Remove.
10549 (BINFO_ELTS): New #define.
10550 * stor-layout.c (finalize_record_size): Don't set them.
10551 * cp/cp-tree.h (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX,
10552 BINFO_PRIMARY_BASE_OF): Use BINFO_ELTS.
10553 (BINFO_LANG_ELTS): New #define.
10554 * cp/tree.c (make_binfo): Use BINFO_LANG_ELTS.
10555 * java/class.c (make_class): Use BINFO_ELTS.
10556 (set_super_info): Likewse.
10557 (add_interface_do): Likewise.
10558 * objc/objc-act.c (start_class): Use BINFO_ELTS.
10560 2003-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10562 * timevar.c (getrusage): Don't ever declare if not HAVE_GETRUSAGE.
10563 (times): Don't ever declare if not HAVE_TIMES.
10564 (clock): Don't ever declare if not HAVE_CLOCK.
10566 2003-01-30 Richard Henderson <rth@redhat.com>
10568 * flow.c (update_life_info): Zap life info after cleanup_cfg.
10569 (regno_uninitialized): Use correct live at function entry set.
10570 (regno_clobbered_at_setjmp): Likewise.
10572 * expr.c (store_expr): Promote all MEM intermediates to regs.
10574 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
10576 * config/arm/arm.c: Fix comment typos.
10577 * config/arm/arm.h: Likewise.
10578 * config/arm/netbsd-elf.h: Likewise.
10579 * config/arm/netbsd.h: Likewise.
10581 2003-01-30 Geoffrey Keating <geoffk@apple.com>
10583 * gengtype.c (struct walk_type_data): Add needs_cast_p.
10584 (walk_type): Set needs_cast_p in walk_type_data.
10585 (write_types_process_field): Supply casts when required to suppress
10586 warnings.
10587 (write_root): Cast gt_pch_n_S to suppress warning.
10588 * Makefile.in: Remove -Wno-error from gtype-desc.o and c-decl.o.
10589 * config/rs6000/rs6000.c (print_operand): Mask off high bits only
10590 when they might exist.
10591 * config/rs6000/t-rs6000: Remove -Wno-error from varasm.o,
10592 insn-conditions.o, and rs6000.o.
10594 2003-01-30 Richard Henderson <rth@redhat.com>
10596 * ggc-page.c (G.context_depth_allocations): New.
10597 (G.context_depth_collections): New.
10598 (alloc_page): Set G.context_depth_allocations.
10599 (ggc_collect): Set G.context_depth_collections.
10600 (ggc_push_context): Limit to HOST_BITS_PER_LONG contexts.
10601 (ggc_pop_context): Early exit for no allocations or collections.
10603 2003-01-30 Richard Henderson <rth@redhat.com>
10605 * tree-inline.c (walk_tree): Streamline duplicate hash table lookup.
10607 2003-01-30 Richard Earnshaw <rearnsha@arm.com>
10609 * arm.c (arm_compute_initial_elimination_offset): If optimizing for
10610 size, the link register is always saved if any other register is
10611 saved.
10613 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
10615 * config/h8300/h8300-protos.h: Update the prototype for
10616 compute_plussi_cc.
10617 (cpp_reader): Declare before it is used.
10618 * config/h8300/h8300.c (compute_plussi_cc): Change the return
10619 type to int.
10620 * config/h8300/h8300.md (monitor_prologue): Call abort() if we
10621 see an unknown H8 variant.
10623 2003-01-30 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
10625 PR target/9316
10626 * config/rs6000/rtems.h: Add CPP_OS_DEFAULT_SPEC.
10627 * config/rs6000/sysv4.h: Add CPP_OS_RTEMS_SPEC.
10628 * config/rs6000/t-rtems: New file. multilib variants to match OS.
10629 * config.gcc (powerpc-*-rtems*): Use rs6000/t-rtems instead of
10630 rs6000/t-ppcgas so we get the desired multilibs.
10632 2003-01-30 Nick Clifton <nickc@redhat.com>
10634 * config/arm/arm.c (arm_output_epilogue): Update stack pointer
10635 when popping saved IP register off the stack.
10637 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
10639 * config/rs6000/aix43.h: Fix comment typos.
10640 * config/rs6000/aix51.h: Likewise.
10641 * config/rs6000/aix52.h: Likewise.
10642 * config/rs6000/altivec.h: Likewise.
10643 * config/rs6000/rs6000.c: Likewise.
10644 * config/rs6000/rs6000.h: Likewise.
10645 * config/rs6000/rs6000.md: Likewise.
10646 * config/rs6000/spe.md: Likewise.
10648 2003-01-29 Mark Mitchell <mark@codesourcery.com>
10650 * c-common.c (builtin_define_float_constants): Define
10651 __<TYPE>_HAS_INFINITY__ and __<TYPE>_HAS_QUIET_NAN__.
10653 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
10655 * config/sh/lib1funcs.asm: Fix comment typos.
10656 * config/sh/linux.h: Likewise.
10657 * config/sh/sh.c: Likewise.
10658 * config/sh/sh.md: Likewise.
10660 2003-01-30 Loren James Rittle <ljrittle@acm.org>
10662 * objc/Make-lang.in (objc-parse.y): Find c-parse.in in $(srcdir).
10664 2003-01-30 Alexandre Oliva <aoliva@redhat.com>
10666 * config/fp-bit.h (__make_dp): Declare if TMODES.
10668 2003-01-29 Kazu Hirata <kazu@cs.umass.edu>
10670 * config/h8300/h8300.h (PREDICATE_CODES): Add entries for
10671 general_operand_src and general_operand_dst.
10673 2003-01-29 David Edelsohn <edelsohn@gnu.org>
10675 * config/rs6000/rs6000.c (function_arg_pass_by_reference):
10676 Return true for variable sized types.
10677 (rs6000_va_arg): Handle variable sized types passed by reference
10678 on non-SVR4 ABI.
10680 2003-01-29 Richard Earnshaw <rearnsha@arm.com>
10682 * arm.c (arm_legtimize_address): New function.
10683 * arm-protos.h (arm_legtimize_address): Add prototype.
10684 * arm.h (ARM_LEGITIMIZE_ADDRESS): Use arm_legitimize_address.
10685 (LEGITIMIZE_ADDRESS, THUMB_LEGITIMIZE_ADDRESS): Wrap with
10686 do ... while (0)
10688 2003-01-29 Joel Sherrill <joel@OARcorp.com>
10690 PR bootstrap/9296
10691 * gthr-rtems.h: Define __GTHREAD_MUTEX_INIT. Apparently no code
10692 depended on it being defined until now.
10694 2003-01-29 Joel Sherrill <joel@OARcorp.com>
10696 PR target/9295
10697 * config/mips/rtems.h: Predefine __USE_INIT_FINI__ so generic
10698 RTEMS code knows which C++ initialization style the toolset
10699 configuration is using.
10701 2003-01-29 Joel Sherrill <joel@OARcorp.com>
10703 PR bootstrap/9293
10704 * config/m68k/t-crtstuff: Replace spaces with tabs, add
10705 $(MULTILIB_CFLAGS) as compiler option and multilib crtbegin/end.o.
10707 2003-01-29 Joel Sherrill <joel@OARcorp.com>
10709 PR bootstrap/9292
10710 * config.gcc (hppa1.1-rtems): Did not include t-rtems nor enable
10711 RTEMS threads.
10712 * config/pa/rtems.h (LIB_SPEC): Use -N when linking.
10714 2003-01-29 Nick Clifton <nickc@redhat.com>
10716 * Makefile.in (c-parse.o): Locate source file in $(parsedir)
10717 not $(srcdir).
10719 2003-01-29 Andrew Haley <aph@redhat.com>
10721 * tree-inline.c (walk_tree): Add CHAR_TYPE.
10723 2003-01-29 Jan Hubicka <jh@suse.cz>
10725 * i386.md (subdi3_carry_rex64): Fix typo.
10727 2003-01-28 Stan Shebs <shebs@apple.com>
10729 * coretypes.h (cpp_reader): Forward declare struct.
10730 * c-pragma.h (cpp_reader): Remove forward declaration.
10731 * hashtable.h (cpp_reader): Likewise.
10732 * scan.h (cpp_reader): Likewise.
10733 * tree.h (cpp_reader): Likewise.
10734 * config/darwin-protos.h (cpp_reader): Likewise.
10735 * config/arm/arm-protos.h (cpp_reader): Likewise.
10736 * config/rs6000/rs6000-protos.h: Remove GCC_CPPLIB_H ifdef, use
10737 struct cpp_reader in prototypes.
10739 2003-01-28 Christian Cornelssen <ccorn@cs.tu-berlin.de>
10741 * doc/install.texi: Add documentation for installation into
10742 tooldirs and with DESTDIR.
10744 2003-01-28 Richard Henderson <rth@redhat.com>
10746 * config.gcc (ia64*-*-aix*): Remove.
10747 * config/ia64/aix.h, config/ia64/t-aix: Remove file.
10748 * config/ia64/unwind-aix.c: Remove file.
10750 2003-01-28 Andreas Schwab <schwab@suse.de>
10752 * config/m68k/m68k.md (tablejump+2): Don't sign extend an address
10753 register.
10754 * config/m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Likewise.
10755 * config/m68k/coff.h (ASM_RETURN_CASE_JUMP): Likewise.
10756 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Likewise.
10757 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
10758 * config/m68k/mot3300.h (ASM_RETURN_CASE_JUMP): Likewise.
10759 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
10760 * config/m68k/pbb.h (ASM_RETURN_CASE_JUMP): Likewise.
10762 2003-01-28 Richard Sandiford <rsandifo@redhat.com>
10764 * combine.c (nonzero_bits): Fix check for negative divide operands.
10766 2003-01-28 Richard Henderson <rth@redhat.com>
10768 * config/ia64/ia64.c (ia64_rwreloc_section_type_flags): New.
10769 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): New.
10771 2003-01-28 Richard Henderson <rth@redhat.com>
10773 * cse.c (find_best_addr): Kill !ADDRESS_COST code.
10775 * config/cris/cris.c (cris_address_cost): Make static.
10776 (TARGET_RTX_COSTS, TARGET_ADDRESS_COST): New.
10777 * config/cris/cris.h (ADDRESS_COST): Remove.
10778 * config/cris/cris-protos.h: Update.
10780 2003-01-23 Mike Stump <mrs@apple.com>
10782 * regclass.c (init_reg_autoinc): New function.
10783 (regclass): Move initialization of forbidden_inc_dec_class from
10784 here...
10785 (init_regs): to here. Avoids reinitialization for each function,
10786 saving compilation time.
10788 2003-01-28 Jason Merrill <jason@redhat.com>
10790 * cpplib.h (struct cpp_options): Add warn_deprecated field.
10791 * cppinit.c (cpp_create_reader): Turn it on by default.
10792 * c-opts.c (c_common_decode_option): Set it.
10793 * cpplib.c (do_pragma_once): Only complain about #pragma once
10794 if warn_deprecated is set.
10796 2003-01-28 Dale Johannesen <dalej@apple.com>
10798 * emit-rtl.c (const_double_htab_hash): Use mode in the hash.
10799 * loop.c (scan_loop): Move movables on -Os rich-register targets.
10800 * config/rs6000/rs6000.md (sibcall*): Use match_operand for LR.
10802 2003-01-28 Richard Henderson <rth@redhat.com>
10804 * target.h (targetm.address_cost): New.
10805 * target-def.h (TARGET_ADDRESS_COST): New.
10806 (TARGET_RTX_COSTS): Uncomment. Oops.
10807 * cse.c (address_cost): Use new target hook.
10808 (default_address_cost): New.
10809 * output.h (default_address_cost): Declare.
10810 * hooks.c (hook_int_rtx_0): New.
10811 * hooks.h (hook_int_rtx_0): Declare.
10812 * loop.c (combine_givs_p): Remove if 0 code.
10813 * system.h (ADDRESS_COST): Poison.
10815 * config/alpha/alpha.c, config/alpha/alpha.h, config/d30v/d30v.c,
10816 config/d30v/d30v.h, config/ia64/ia64.c, config/ia64/ia64.h,
10817 config/m32r/m32r.c, config/m32r/m32r.h, config/mcore/mcore.c,
10818 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.h,
10819 config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/sparc/sparc.c,
10820 config/sparc/sparc.h, config/v850/v850.c, config/v850/v850.h,
10821 config/xtensa/xtensa.c, config/xtensa/xtensa.h
10822 (TARGET_ADDRESS_COST): Define as hook_int_rtx_0.
10823 (ADDRESS_COST): Remove.
10825 * config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h,
10826 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
10827 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
10828 config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
10829 config/dsp16xx/dsp16xx.h, config/i386/i386-protos.h,
10830 config/i386/i386.c, config/i386/i386.h, config/i960/i960-protos.h,
10831 config/i960/i960.c, config/i960/i960.h, config/ip2k/ip2k-protos.h,
10832 config/ip2k/ip2k.c, config/ip2k/ip2k.h, config/mips/mips-protos.h,
10833 config/mips/mips.c, config/mips/mips.h,
10834 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
10835 config/m68hc11/m68hc11.h, config/ns32k/ns32k-protos.h,
10836 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa-protos.h,
10837 config/pa/pa.c, config/pa/pa.h, config/s390/s390-protos.h,
10838 config/s390/s390.c, config/s390/s390.h, config/vax/vax-protos.h,
10839 config/vax/vax.c, config/vax/vax.h
10840 (foo_address_cost): Make static.
10841 (TARGET_ADDRESS_COST): New.
10842 (ADDRESS_COST): Remove.
10844 * config/arm/arm.h, config/arm/arm.c, config/m88k/m88k.h,
10845 config/m88k/m88k.c, config/romp/romp.h, config/romp/romp.c,
10846 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
10847 config/stormy16/stormy16.h
10848 (ADDRESS_COST): Move code ...
10849 (foo_address_cost): ... here.
10850 (TARGET_ADDRESS_COST): New.
10852 * config/m32r/m32r.c (m32r_address_cost): Remove.
10853 * config/m32r/m32r-protos.h: Update.
10855 * config/mmix/mmix.c (mmix_address_cost): Remove.
10856 * config/mmix/mmix-protos.h: Update.
10858 * config/mn10300/mn10300.c (mn10300_address_cost_1): Rename from
10859 mn10300_address_cost; move unsig allocation ...
10860 (mn10300_address_cost): ... here.
10861 (TARGET_ADDRESS_COST): New.
10862 * config/mn10300/mn10300-protos.h: Update.
10863 * config/mn10300/mn10300.h (ADDRESS_COST): Remove.
10865 * doc/tm.texi: Update.
10867 2003-01-28 Vladimir Makarov <vmakarov@redhat.com>
10869 * haifa-sched.c (schedule_insn): Return necessary cycle advance
10870 after issuing the insn.
10871 (rank_for_schedule): Make a insn with /S the highest priority
10872 insn.
10873 (move_insn): Ignore schedule groups. Clear SCHED_GROUP_P.
10874 (choose_ready): Check SCHED_GROUP_P.
10875 (schedule_block): Advance cycle after issuing insn if it is
10876 necessary. Don't reorder insns if there is an insn with /S.
10877 (set_priorities): Ignore schedule groups.
10879 * sched-deps.c (remove_dependence, group_leader): Remove the
10880 functions.
10881 (add_dependence): Ignore schedule groups.
10882 (set_sched_group_p): Don't make copy of dependencies from previous
10883 insn of the schedule group. Add anti-dependency to the previous
10884 insn of the schedule group.
10885 (compute_forward_dependences): Ignore schedule groups.
10887 * sched-ebb.c (init_ready_list): Ignore schedule groups.
10889 * sched-rgn.c (init_ready_list): Ditto.
10890 (can_schedule_ready_p): Ditto.
10892 2003-01-28 Vladimir Makarov <vmakarov@redhat.com>
10894 * config/i386/i386.md (*movsi_1): Use movdqa to move one xmm
10895 register to another one.
10897 2003-01-28 Richard Henderson <rth@redhat.com>
10899 * calls.c (default_must_pass_in_stack): Fix typo in !type case.
10901 2003-01-28 Roger Sayle <roger@eyesopen.com>
10903 * cse.c (cse_insn): Avoid redundant REG_EQUAL notes.
10905 2003-01-28 Richard Sandiford <rsandifo@redhat.com>
10907 * config/sh/sh.h (CLASS_MAX_NREGS): If TARGET_SHMEDIA, and the given
10908 class contains a floating-point register, return the size of the
10909 mode in half words.
10911 2003-01-28 Jan Hubicka <jh@suse.cz>
10913 * i386.c (ix86_carry_flag_operator): New predicate.
10914 (fcmov_operator): Fix whitespace.
10915 (ix86_expand_carry_flag_compare): Deal with floating point.
10916 (ix86_expand_int_movcc): Deal with fp; update insn expansion
10917 (ix86_expand_int_addcc): Likewise.
10918 (ix86_expand_strlensi_unroll_1): likewsie.
10919 * i386.h (PREDICATE_CODES): Add ix86_carry_flag_operator.
10920 * i386.md (add?i_carry_rex64): Use new predicate.
10921 (sub?i3_carry_rex64): Likewise.
10922 (x86_mov?icc_0_m1*): Likewise.
10924 2003-01-28 Andreas Schwab <schwab@suse.de>
10926 * cfgloopmanip.c (create_preheader): Initialize src to avoid
10927 warning.
10929 * expmed.c (emit_store_flag): Fix cast to avoid sign
10930 comparison warning.
10932 * combine.c (force_to_mode): Add cast to fix warning when
10933 STORE_FLAG_VALUE is negative.
10935 2003-01-27 Richard Henderson <rth@redhat.com>
10937 * Makefile.in (cse.o): Depend on TARGET_H.
10938 * cse.c (rtx_cost): Use targetm.rtx_costs.
10939 * system.h (CONST_COSTS RTX_COSTS DEFAULT_RTX_COSTS): Poison.
10940 * doc/tm.texi: Update.
10942 * target.h (targetm.rtx_costs): New.
10943 * target-def.h (TARGET_RTX_COSTS): New.
10944 * hooks.c (hook_bool_rtx_int_int_intp_false): New.
10945 * hooks.h: Update.
10947 * config/alpha/alpha.c (alpha_rtx_cost_data): New.
10948 (alpha_rtx_costs, TARGET_RTX_COSTS): New.
10949 * config/alpha/alpha.h (PROCESSOR_MAX): New.
10950 (CONST_COSTS, RTX_COSTS): Remove.
10952 * config/arc/arc.c, config/arc/arc.h, config/c4x/c4x.c,
10953 config/c4x/c4x.h, config/cris/cris.c, config/cris/cris.h,
10954 config/d30v/d30v.c, config/d30v/d30v.h, config/dsp16xx/dsp16xx.c,
10955 config/dsp16xx/dsp16xx.h, config/frv/frv.c, config/frv/frv.h,
10956 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
10957 config/i370/i370.h, config/i386/i386.c, config/i386/i386.h,
10958 config/i960/i960.c, config/i960/i960.h, config/ia64/ia64.c,
10959 config/ia64/ia64.h, config/m32r/m32r.c, config/m32r/m32r.h,
10960 config/m68k/m68k.c, config/m68k/m68k.h, config/m88k/m88k.c,
10961 config/m88k/m88k.h, config/mcore/mcore.c, config/mcore/mcore.h,
10962 config/mips/mips.c, config/mips/mips.h, config/mn10200/mn10200.c,
10963 config/mn10200/mn10200.h, config/mn10300/mn10300.c,
10964 config/mn10300/mn10300.h, config/ns32k/ns32k.c, config/ns32k/ns32k.h,
10965 config/pa/pa.c, config/pa/pa.h, config/pdp11/pdp11.c,
10966 config/pdp11/pdp11.h, config/romp/romp.c, config/romp/romp.h,
10967 config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390.c,
10968 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
10969 config/stormy16/stormy16.c, config/stormy16/stormy16.h,
10970 config/v850/v850.c, config/v850/v850.h,
10971 config/xtensa/xtensa.c, config/xtensa/xtensa.h
10972 (CONST_COSTS, RTX_COSTS): Move code ...
10973 (foo_rtx_costs, TARGET_RTX_COSTS): ... here.
10975 * config/arm/arm.c (arm_rtx_costs_1): Rename from arm_rtx_costs.
10976 (arm_rtx_costs, TARGET_RTX_COSTS): New.
10977 * config/arm/arm-protos.h: Update.
10978 * config/arm/arm.h (DEFAULT_RTX_COSTS): Remove.
10980 * config/avr/avr.h (CONST_COSTS): Move code ...
10981 * config/avr/avr.c (avr_rtx_costs): ... here.
10982 (default_rtx_costs): Make static.
10983 * config/avr/avr-protos.h: Update.
10985 * config/h8300/h8300.c (const_costs): Make static.
10986 (h8300_and_costs, h8300_shift_costs): Likewise.
10987 * config/h8300/h8300-protos.h: Update.
10989 * config/ip2k/ip2k.h (DEFAULT_RTX_COSTS): Remove.
10990 (CONST_COSTS): Move code ...
10991 * config/ip2k/ip2k.c (ip2k_rtx_costs): ... here. Rename from
10992 default_rtx_costs; update for signature change.
10993 * config/ip2k/ip2k-protos.h: Update.
10995 * config/m68hc11/m68hc11.h (RTX_COSTS): Remove.
10996 (CONST_COSTS): Move code ...
10997 * config/m68hc11/m68hc11.c (m68hc11_rtx_costs): ... here.
10998 (TARGET_RTX_COSTS): New.
10999 (m68hc11_rtx_costs_1): Rename from m68hc11_rtx_costs; make static.
11000 * config/m68hc11/m68hc11-protos.h: Update.
11002 * config/m68k/m68k.c (const_int_cost): Make static.
11003 * config/m68k/m68k-protos.h: Update.
11005 * config/mcore/mcore.c (mcore_const_costs): Make static.
11006 (mcore_and_cost, mcore_ior_cost): Likewise.
11007 * config/mcore/mcore-protos.h: Update.
11009 * config/mmix/mmix.c (mmix_rtx_costs, TARGET_RTX_COSTS): New.
11010 (mmix_rtx_cost_recalculated): Remove.
11011 * config/mmix/mmix.h (DEFAULT_RTX_COSTS): Remove.
11012 * config/mmix/mmix-protos.h: Update.
11014 * config/sh/sh.c (shiftcosts): Make static.
11015 (addsubcosts, andcosts, multcosts): Likewise.
11016 * config/sh/sh-protos.h: Update.
11018 * config/sparc/sparc.c (TARGET_RTX_COSTS): New.
11019 (sparc_rtx_costs): Make static; update for change in signature.
11020 * config/sparc/sparc.h (RTX_COSTS_CASES, RTX_COSTS): Remove.
11021 * config/sparc/sparc-protos.h: Update.
11023 * config/v850/v850.c (const_costs): Make static.
11024 * config/v850/v850-protos.h: Update.
11026 * config/vax/vax.h (RTX_COSTS): Remove.
11027 (CONST_COSTS): Move code ...
11028 * config/vax/vax.c (vax_rtx_costs_1): ... here; rename
11029 from vax_rtx_cost.
11030 (vax_rtx_costs, TARGET_RTX_COSTS): New.
11032 2003-01-27 Richard Henderson <rth@redhat.com>
11034 * config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Remove. Really.
11035 * config/vax/vax-protos.h: Update. Really.
11037 2003-01-28 Alexandre Oliva <aoliva@redhat.com>
11039 * config/mips/mips.h (UNITS_PER_HWFPVALUE): Renamed from...
11040 (UNITS_PER_FPVALUE): Defined as the width of a long double, or
11041 zero if no hardware floating point.
11042 (LONG_DUBLE_TYPE_SIZE): Set to 128 on N32 and N64.
11043 (MAX_FIXED_MODE_SIZE): Define to LONG_DOUBLE_TYPE_SIZE.
11044 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
11045 (BIGGEST_ALIGNMENT): Same as LONG_DOUBLE_TYPE_SIZE.
11046 (FUNCTION_VALUE_REGNO_P): Set for FP_RETURN+2 on N32 and N64.
11047 * config/mips/mips.c (mips_arg_info): Pass TFmode values in
11048 even FP registers on N32 and N64.
11049 (mips_setup_incoming_varargs): Use UNITS_PER_HWFPVALUE.
11050 (mips_va_start): Adjust alignment of ARG_POINTER_REGNUM.
11051 (mips_va_arg): Use UNITS_PER_HWFPVALUE. Impose additional
11052 even-register-like alignment to 128-bit arguments.
11053 (save_restore_insns): Use UNITS_PER_HWFPVALUE.
11054 (mips_function_value): Likewise. Return TFmode in $f0 and $f2
11055 on N32 or N64.
11056 * config/mips/_tilib.c (__negti2, __ashlti3, __lshrti3): New.
11057 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Add _tilib.c.
11058 (TPBIT): Set to tp-bit.c.
11059 (tp-bit.c): Create out of fp-bit.c.
11061 2003-01-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
11063 * c-parse.in: Remove '%expect 32' directive in objc mode.
11065 2003-01-27 Nathan Sidwell <nathan@codesourcery.com>
11067 * Makefile.in (LIB2FUNCS_ST): Remove _gcov.
11068 (LIBGCOV): New variable.
11069 (libgcc.mk): Add LIBGCOV.
11070 (LIBGCC_DEPS): Add libgcov.c.
11071 (libgcov.a): New target.
11072 (clean): Remove libgcov.a.
11073 (install-libgcc): Do libgcov too.
11074 (stage1-start, stage2-start, stage3-start, stage4-start): Deal
11075 with libgcov.a.
11076 * libgcc2.c (L_gcov): Move into ...
11077 * libgcov.c: ... here. New file.
11078 * mklibgcc.in: Add libgcov rules.
11079 * gcc.c (LINK_COMMAND_SPEC): Add -lgcov when profiling.
11081 * doc/invoke.texi (profile-arcs, test-coverage): Update and
11082 clarify.
11084 * profile.c (index_counts_file): Remove duplicate check for open file.
11086 2003-01-27 Jerry Quinn <jlquinn@optonline.net>
11088 * gcc/doc/invoke.texi (Optimization Options): Group together
11089 optional and experimental flags. Move trapv and bounds-check
11090 out of this section. Group floating point flags together.
11091 (Code Gen Options): Move trapv and bounds-check to here.
11093 2003-01-27 Josef Zlomek <zlomekj@suse.cz>
11095 * gcse.c (constprop_register): Check NEXT_INSN (insn) != NULL.
11097 2003-01-27 Richard Earnshaw <rearnsha@arm.com>
11099 PR optimization/9090
11100 * function.c (purge_addressof_1): After pushing an addressed register
11101 onto the stack, simplify the result.
11103 2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11105 * doc/extend.texi: Fix typo.
11107 2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11109 * doc/cppopts.texi: Fix typo.
11110 * doc/objc.texi: Likewise.
11111 * doc/passes.texi: Likewise.
11113 2003-01-27 Alexandre Oliva <aoliva@redhat.com>
11115 * real.c (ibm_extended_format): Add 53 to minimum exponent.
11116 (encode_ibm_extended): Adjust.
11118 2003-01-26 Gabriel Dos Reis <gdr@soliton.integrable-solutions.net>
11120 * timevar.def (TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION): New
11121 timevar_id enumerations.
11123 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11125 * combine.c: Fix formatting.
11127 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11129 * doc/gccint.texi: Update the copyright.
11131 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11133 * doc/cpp.texi: Fix typos.
11134 * doc/extend.texi: Likewise.
11135 * doc/gty.texi: Likewise.
11136 * doc/install.texi: Likewise.
11137 * doc/passes.texi: Likewise.
11138 * doc/rtl.texi: Likewise.
11139 * doc/tm.texi: Likewise.
11141 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11143 * config/ia64/fde-glibc.c: Fix comment typos.
11144 * config/ia64/hpux.h: Likewise.
11145 * config/ia64/ia64.c: Likewise.
11146 * config/ia64/ia64.h: Likewise.
11147 * config/ia64/unwind-ia64.c: Likewise.
11149 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
11151 * config/i386/i386-modes.def: Fix comment typos.
11152 * config/i386/i386.c: Likewise.
11153 * config/i386/i386.md: Likewise.
11155 2003-01-26 Steven Bosscher <s.bosscher@student.tudelft.nl>
11157 * config/avr/avr.h, config/cris/aout.h, config/elfos.h,
11158 config/i386/freebsd-aout.h, config/mips/iris6.h: Undefine
11159 ASM_FINISH_DECLARE_OBJECT before defining it.
11160 * toplev.c (rest_of_decl_compilation): Don't define
11161 ASM_FINISH_DECLARE_OBJECT. Only use it if it is defined.
11162 (rest_of_type_compilation): Don't ATTRIBUTE_UNUSED function
11163 parameters for DWARF2 targets because they _are_ used.
11165 2003-01-26 Alexandre Oliva <aoliva@redhat.com>
11167 * fp-bit.h: Define macros for TFmode floating-point constants
11168 in IBM-extended TFmode types.
11169 (TMODES): Define if __LDBL_MANT_DIG__ has the newly-supported
11170 widths.
11171 * config/fp-bit.c (pack_d, unpack_d): Support IBM-extended
11172 TFmode type.
11174 * config/fp-bit.h: Define macros for TFmode floating-point
11175 constants in IEEE quad TFmode type. Declare functions according
11176 to L_ macros.
11177 (TMODES): Define if __LDBL_MANT_DIG__ is 113.
11178 (TFtype, TItype, UTItype): Define if TMODES is defined.
11179 (MAX_UDI_INT, MAX_DI_INT, BITS_PER_DI): Likewise.
11180 (F_T_BITOFF, D_T_BITOFF): Define.
11181 (IMPLICIT_1, IMPLICIT_2): Cast constants to types that are
11182 guaranteed to be wide enough.
11183 * config/fp-bit.c: Check for L_ macros for tf functions.
11184 (__thenan_tf): New.
11185 (nan): Adjust.
11186 (pack_d, unpack_d): Support IEEE 854 quad type.
11187 (_fpmul_parts): Support TFmode. Compute exponent adjustment
11188 from FRAC_NBITS, FRAC_BITS and NGARDS.
11189 (usi_to_float): Cast constants to be shifted to fractype
11190 instead of assuming long long is wide enough.
11191 (sf_to_tf, df_to_tf, __make_tp, tf_to_df, tf_to_sf): New.
11193 2003-01-26 Andreas Jaeger <aj@suse.de>
11195 * df.c: Remove prototype of unused function df_regno_rtl_debug.
11197 2003-01-26 Alexandre Oliva <aoliva@redhat.com>
11199 * Makefile.in (FPBIT_FUNCS): Added _sf_to_tf.
11200 (DBBIT_FUNCS): Added _df_to_tf.
11201 (TPBIT_FUNCS): New.
11202 (libgcc.mk): Pass TPBIT and TPBIT_FUNCS down.
11203 (LIBGCC_DEPS): Added TPBIT.
11204 * mklibgcc.in: Support TPBIT and TPBIT_FUNCS.
11206 * optabs.c (expand_binop) <add, sub>: Return xtarget if we haven't
11207 been able to move the result to target.
11209 * expr.c (emit_group_store): Initialize dst with CONST0_RTX
11210 for the appropriate mode.
11212 * calls.c (emit_library_call_value_1): Handle return values
11213 in a PARALLEL.
11215 * rtl.c (get_mode_alignment): Moved to...
11216 * stor-layout.c: ... here.
11218 * print-rtl.c (print_rtx): Don't print MEM details in
11219 GENERATOR_FILEs.
11221 2003-01-26 Michael Hayes <mph@paradise.net.nz>
11223 * df.h: Update comments, tidy formatting.
11224 (DF_FORWARD, DF_REVERSE, DF_UNION, DF_INTERSECTION): Rename from FORWARD,
11225 REVERSE, UNION, INTERSECTION. All uses updated.
11226 (OLD_DF_INTERFACE): Remove.
11227 (struct insn_info): Remove commented out insn field.
11228 * df.c: Update comments, tidy formatting.
11229 (df_def_table_realloc): Remove.
11232 2003-01-26 Alan Modra <amodra@bigpond.net.au>
11234 * calls.c (save_fixed_argument_area): Tidy.
11235 (restore_fixed_argument_area): Tidy. Set alignment of stack_area.
11236 (expand_call): Comment typo fixes. Don't init low_to_save. Start
11237 call chain loop at 1 if !try_tail_call. Formatting.
11238 (emit_library_call_value_1): Don't init low_to_save or high_to_save.
11239 Use save_fixed_argument_area and restore_fixed_argument_area.
11241 2003-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11243 * df.c (df_uses_record): Handle CC0.
11245 2003-01-25 Ulrich Weigand <uweigand@de.ibm.com>
11247 * reload.c (maybe_memory_address_p): New function.
11248 (find_reloads_address): Use it instead of memory_address_p.
11250 2003-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
11252 * final.c (shorten_branches): Align the address of code label
11253 when computing initial lengths and addresses.
11255 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
11257 * config/m68hc11/m68hc11.md: Fix a comment typo.
11259 2003-01-25 Andreas Jaeger <aj@suse.de>
11261 * config/i386/i386.c (x86_output_mi_thunk): Correct test for
11262 TARGET_MACHO.
11264 2003-01-25 Roger Sayle <roger@eyesopen.com>
11266 * gcse.c (bypass_last_basic_block): New global variable.
11267 (bypass_block): Use redirect_edge_and_branch_force to redirect
11268 fall-through edges. Use bypass_last_basic_block to determine
11269 which blocks have valid PRE information.
11270 (bypass_conditional_jumps): Initialize bypass_last_basic_block.
11272 2003-01-25 Jan Hubicka <jh@suse.cz>
11274 * gcse.c (local_cprop_pass): Update reg_sets table when needed.
11276 2003-01-25 Jan Hubicka <jh@suse.cz>
11277 Eric Botcazou <ebotcazou@libertysurf.fr>
11278 PR opt/8492
11279 * gcse.c (one_cprop_pass): Delete unreachable blocks.
11281 2003-01-25 Richard Henderson <rth@redhat.com>
11283 * config/ia64/ia64.c (ia64_rwreloc_select_rtx_section): Rename
11284 from ia64_aix_select_rtx_section.
11285 (ia64_rwreloc_select_section): Simlarly; use default*_1 function
11286 instead of saving and restoring flag_pic.
11287 (ia64_rwreloc_unique_section): Similarly.
11288 * config/ia64/aix.h (TARGET_ASM_SELECT_SECTION,
11289 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Update.
11290 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11291 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): New.
11293 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
11295 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Update a
11296 comment.
11298 2003-01-25 Richard Henderson <rth@redhat.com>
11300 * config/m68k/m68k-none.h (ASM_SPEC): Adjust inter-option spacing.
11302 2003-01-25 Kelley Cook <kelleycook@comcast.net>
11304 * ggc-simple.c (debug_ggc_tree): Add PTR cast.
11306 2003-01-25 Segher Boessenkool <segher@koffie.nl>
11308 * bitmap.h (BITMAP_WORD): New typedef: fundamental storage
11309 type for bitmaps. Use unsigned long.
11310 (nBITMAP_WORD_BITS): New macro.
11311 (BITMAP_WORD_BITS): New macro.
11312 (rest of file): Use it.
11313 * bitmap.c: Use it.
11315 2003-01-25 Richard Henderson <rth@redhat.com>
11317 2002-02-19 Robert Lipe <robertlipe@usa.net>
11318 * config/i386/t-sco5gas: (CRTSTUFF_T_CFLAGS_S): Delete -mcoff.
11320 2003-01-25 Roger Sayle <roger@eyesopen.com>
11322 * builtins.c (purge_builtin_constant_p): Scan insn stream
11323 sequentially rather than by basic block.
11324 * function.c (purge_addressof): Simplify test with INSN_P.
11326 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
11328 * combine.c (simplify_comparison, case AND): Remove a redundant test.
11330 2003-01-25 Roger Sayle <roger@eyesopen.com>
11332 * function.h (struct function): New field calls_constant_p.
11333 (current_function_calls_constant_p): New macro for above.
11334 * function.c (prepare_function_start): Initialize calls_eh_return
11335 and calls_constant_p.
11336 * builtins.c (expand_builtin_constant_p): Set calls_constant_p.
11337 * toplev.c (rest_of_compilation): Only call purge_builtin_constant_p
11338 when the current_function_calls_constant_p.
11339 * integrate.c (expand_inline_function): Set calls_constant_p if
11340 the function being inlined has calls_constant_p set.
11342 2003-01-25 Roger Sayle <roger@eyesopen.com>
11344 * cse.c (fold_rtx): Instantiate CONSTANT_P_RTX to 0 when not
11345 optimizing, even if flag_gcse is true.
11346 * toplev.c (rest_of_compilation): purge_builtin_constant_p
11347 only needs to be called when "optimize > 0 && flag_gcse".
11349 2003-01-25 Roger Sayle <roger@eyesopen.com>
11351 * stmt.c (emit_case_bit_tests): New routine to implement suitable
11352 switch statements using the equivalent of "if ((1<<x) & cst) ... ".
11353 (case_bit_test_cmp): New comparison function for "qsort" to order
11354 case_bit_tests by decreasing number of destination nodes.
11355 (lshift_cheap_p): New function to determine if "1 << x" is cheap.
11356 (expand_end_case_type): Use emit_case_bit_tests to implement
11357 suitable switch statments.
11358 (CASE_USE_BIT_TESTS): New target macro to disable the above.
11359 * Makefile.in (stmt.o): Add dependency on optab.h.
11360 * doc/tm.texi (CASE_USE_BIT_TESTS): Document new target macro.
11362 2003-01-23 Andreas Schwab <schwab@suse.de>
11364 * config/ia64/crtend.asm [HAVE_INITFINI_ARRAY]: Make
11365 __do_global_ctors_aux hidden global and don't put it in
11366 .init_array.
11367 * config/ia64/crtbegin.asm [HAVE_INITFINI_ARRAY]: Put it here
11368 instead so that it comes first.
11370 2003-01-25 Jan Hubicka <jh@suse.cz>
11372 * df.c (read_modify_subreg_p): When osize == UNITS_PER_WORD,
11373 subreg is read/modify.
11375 2003-01-25 Jan Hubicka <jh@suse.cz>
11377 * i386.c (ix86_expand_movstr, ix86_expand_clrstr): Consistently
11378 do libcall for large blocks.
11379 * i386.md (comi patterns): Set type to ssecomi.
11380 (sse2_unpck?pd): Fix mode of vec_select.
11382 * cse.c: Include except.h
11383 (cse_set_around_loop): Do not create new basic blocks.
11384 * Makefile.in (cse.o): Add dependnecy on except.h
11386 2003-01-25 Jan Hubicka <jh@suse.cz>
11388 * builtins.c (fold_trunc_transparent_mathfn): New function.
11389 (fold_builtin): Use it.
11390 * convert.c (convert_to_real): Re-enable code to convert
11391 math functions; add support for floor familly functions.
11393 2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11395 * Makefile.in (cfgloop.o, cfgloopanal.o, cfgloopmanip.o): Add
11396 dependencies on coretypes.h and $(TM_H).
11398 2003-01-25 Jan Hubicka <jh@suse.cz>
11400 * builtins.c (fold_trunc_transparent_mathfn): Undo accidental commit.
11402 2003-01-24 Stuart Hastings <stuart@apple.com>
11404 * config/i386/i386.c (x86_output_mi_thunk): Add Darwin/x86 support.
11406 2003-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11408 * config/c4x/c4x.md (UNSPEC_BU): New constants.
11409 (UNSPEC_RPTS, UNSPEC_LSH, UNSPEC_CMPHI, UNSPEC_RCPF): Likewise.
11410 (UNSPEC_RND, UNSPEC_RPTB_FILL, UNSPEC_LOADHF_INT): Likewise.
11411 (UNSPEC_STOREHF_INT, UNSPEC_RSQRF, UNSPEC_LOADQF_INT): Likewise.
11412 (UNSPEC_STOREQF_INT, UNSPEC_LDIV, UNSPEC_PUSH_ST): Likewise.
11413 (UNSPEC_POP_ST, UNSPEC_PUSH_DP, UNSPEC_POP_DP): Likewise.
11414 (UNSPEC_POPQI, UNSPEC_POPQF, UNSPEC_ANDN_ST): Likewise.
11415 (UNSPEC_RPTB_INIT, UNSPEC_TOIEEE, UNSPEC_FRIEEE): Likewise.
11417 2003-01-24 Jan Hubicka <jh@suse.cz>
11419 * emit-rtl.c (reg_attrs_htab): New static variable.
11420 (reg_attrs_htab_hash, reg_attrs_htab_eq, get_reg_attrs): New static
11421 functions.
11422 (reg_rtx): Do not maintain regno_decl.
11423 (gen_rtx_REG_offset, set_reg_attrs_from_mem, set_delc_rtx,
11424 set_mem_attrs_from_reg): New global function.
11425 (init_emit): Do not initialize regno_decl.
11426 (init_emit_once): initialize reg_attrs_htab.
11427 * final.c (alter_subreg): Do not replace REG by SUBREG.
11428 (gen_mem_expr_from_op): Improve output.
11429 (output_asm_operands): Likewise.
11430 * function.c (assign_params): Do not set REGNO_DECL.
11431 * function.h (struct function): Kill regno_decl.
11432 (REGNO_DECL): Kill.
11433 * gengtype.c (adjust_field_rtx_def): Handle new field of reg.
11434 * print_rtl.c (print_rtx): Output REG information.
11435 * regclass.c (reg_scan_mark_refs): Update attrs.
11436 * reload1.c (alter_reg): Likewise.
11437 * simplify_rtx.c (simplify_subreg): Likewise.
11438 * stmt.c (expand_decl): Likewise.
11439 * rtl.def (REG): Add new field.
11440 * rtl.h (struct reg_attrs): New.
11441 (rtunion_def): At rtreg.
11442 (X0MEMATTR): Add checking.
11443 (X0REGATTR, REG_ATTRS, REG_EXPR, REG_OFFSET): New macro.
11444 (set_reg_attrs_from_mem, set_mem_attrs_from_reg, gen_rtx_REG_offset):
11445 Declare.
11446 * tree.h (SET_DECL_RTL): Call set_decl_rtl.
11448 2003-01-24 Bob Wilson <bob.wilson@acm.org>
11450 * config/xtensa/xtensa.c: Remove unused include of machmode.h.
11451 (xtensa_emit_call, print_operand): Fix printf format strings
11452 to avoid compile warnings.
11453 (xtensa_function_prologue, xtensa_function_epilogue): Change type
11454 of "size" argument to HOST_WIDE_INT to fix compile warnings.
11455 * config/xtensa/xtensa-protos.h
11456 (xtensa_function_prologue, xtensa_function_epilogue): Ditto.
11458 2003-01-24 Jan Hubicka <jh@suse.cz>
11460 * builtins.c (DEF_BUILTIN): Accept 10 arguments.
11461 (implicit_built_in_decls): New global array.
11462 (mathfn_built_in): New global function.
11463 (fold_trunc_transparent_mathfn): New static function
11464 (expand_builtin_strstr, expand_bultin_strchr,
11465 expand_builtin_strpbrk, expand_builtin_strcpy,
11466 expand_builtin_strncpy, expand_bultin_strcmp,
11467 expand_bultin_strncat, expand_builtin_fputs): Use
11468 implicint_built_in_decls.
11469 (fold_builtin): Fold floor/trunc/round/ceil/nearbyint.
11470 * builtins.def: Fix comments.
11471 (DEF_GCC_BUILTIN, DEF_FALLBACK_BUILTIN, DEF_EXT_FALLBACK_BUILTIN,
11472 DEF_LIB_BUILTIN, DEF_LIB_ALWAYS_BUILTIN, DEF_EXT_LIB_BUILTIN,
11473 DEF_C99_BULTIN, DEF_FRONT_END_LIB_BUILTIN,
11474 DEF_EXT_FRONT_END_LIB_BUILTIN): Pass implicit as needed.
11475 (DEF_C99_C90RES_BULTIN): New.
11476 (*f, *l builtins): Update.
11477 * c-common.c (DEF_BUILTIN): Initialize implicit array.
11478 (c_expand_builtin_printf, c_expand_builtin_fprintf): Update.
11479 * convert.c (strip_float_extensions): New global function.
11480 * tree.h (DEF_BUILTIN): Accept 10 arguments.
11481 (implicit_built_in_decls, mathfn_built_in, strip_float_extension):
11482 Declare.
11483 * java/builtins.c (define_builtin): Handle implicit.
11484 (DEF_BUILTIN): Update.
11485 * tm.texi (TARGET_C99_FUNCTIONS): Document.
11486 * defaults.h (TARGET_C99_FUNCTIONS): Default to 0.
11487 * config/linux.h (TARGET_C99_FUNCTIONS): Default to 1
11488 when using glibc2.
11490 2003-01-24 Bob Wilson <bob.wilson@acm.org>
11492 * config.gcc (xtensa-*-elf*): Removed assignments to with_newlib,
11493 extra_parts, and fixincludes. Add xtensa/t-elf tmake_file.
11494 (xtensa-*-linux*): Add xtensa/t-linux tmake_file.
11495 * config/xtensa/crti.asm: New file.
11496 * config/xtensa/crtn.asm: New file.
11497 * config/xtensa/t-elf: New file.
11498 * config/xtensa/t-linux: New file.
11499 * config/xtensa/t-xtensa: Add rules for crti.o and crtn.o.
11500 Move various CFLAGS settings to new t-elf file.
11502 2003-01-24 Richard Henderson <rth@redhat.com>
11504 PR optimization/4382
11505 * tree-inline.c (find_builtin_longjmp_call_1): New.
11506 (find_builtin_longjmp_call): New.
11507 (inlinable_function_p): Use it.
11509 2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11511 * config/i386/i386-protos.h (function_arg_pass_by_reference): Declare.
11512 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use it.
11513 * config/i386/i386.c (function_arg_pass_by_reference): New.
11514 (ix86_va_arg): Support arguments passed by reference.
11516 2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11518 * cfgloopanal.c: New file.
11519 * cfgloopmanip.c: New file.
11520 * Makefile.in (cfgloopanal.o, cfgloopmanip.o): New.
11521 (toplev.o, loop.o, doloop.o, unroll.o, cfgloop.o, predict.o,
11522 cfglayout.o): Add dependency on cfgloop.h.
11523 (cfgloop.o): Add flags.h dependency.
11524 * basic-block.h (BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK): New flags.
11525 (VLS_EXPECT_PREHEADERS, VLS_EXPECT_SIMPLE_LATCHES): Removed.
11526 (struct loop, struct loops, flow_loops_find, flow_loops_update,
11527 flow_loops_free, flow_loops_dump, flow_loop_dump,
11528 flow_loop_scan, flow_loop_tree_node_add, flow_loop_tree_node_remove,
11529 LOOP_TREE,,LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11530 LOOP_ALL, flow_loop_outside_edge_p, flow_loop_nested_p,
11531 flow_bb_inside_loop_p, get_loop_body, loop_preheader_edge,
11532 loop_latch_edge, add_bb_to_loop, remove_bb_from_loops,
11533 find_common_loop, verify_loop_structure): Declarations moved to ...
11534 * cfgloop.h: New file.
11535 * bb-reorder.c (reorder_basic_blocks): Modified.
11536 * cfglayout.c: Include cfgloop.h.
11537 (cleanup_unconditional_jumps, cfg_layout_redirect_edge,
11538 cfg_layout_duplicate_bb, cfg_layout_initialize): Update loop structure.
11539 (break_superblocks): New static function.
11540 (cfg_layout_finalize): Use it.
11541 (cfg_layout_split_block): New function.
11542 * cfglayout.h (struct reorder_block_def): Add copy and duplicated
11543 fields.
11544 (cfg_layout_initialize, cfg_layout_redirect_edge): Declaration
11545 changed.
11546 (cfg_layout_split_block): Declare.
11547 * cfgloop.c: Include cfgloop.h and flags.h.
11548 (flow_loop_dump, flow_loops_free, flow_loop_exit_edges_find,
11549 get_loop_body): Avoid signed versus unsigned comparison warnings.
11550 (make_forwarder_block, flow_loops_find, loop_preheader_edge,
11551 loop_latch_edge): Modified.
11552 (verify_loop_structure): Modified to use flags stored in loop structure;
11553 check irreducible loops.
11554 (cancel_loop, cancel_loop_tree): New functions.
11555 (estimate_probability): Use loop analysis code for predictions.
11556 (estimate_loops_at_level): Avoid signed versus unsigned comparison
11557 warnings.
11558 * doloop.c: Include cfgloop.h.
11559 * loop.c: Include cfgloop.h.
11560 * predict.c: Include cfgloop.h.
11561 * toplev.c: Include cfgloop.h.
11562 * unroll.c: Include cfgloop.h.
11563 * tracer.c (tracer): Modified.
11565 2003-01-24 Kazu Hirata <kazu@cs.umass.edu>
11567 * config/h8300/h8300.c (get_shift_alg): Fix a typo.
11569 2003-01-24 Ulrich Weigand <uweigand@de.ibm.com>
11571 * configure.in (HAVE_AS_TLS): Add s390-*-* and s390x-*-* cases.
11572 * configure: Regenerate.
11574 * config/s390/s390-protos.h (tls_symbolic_operand): Add prototype.
11575 (tls_symbolic_reference_mentioned_p): Add prototype.
11576 (s390_tls_get_offset): Add prototype.
11577 (emit_pic_move): Remove prototype, replace by ...
11578 (emit_symbolic_move): .. this new prototype.
11580 * config/s390/s390.c (TARGET_HAVE_TLS): Conditionally define.
11581 (tls_model_chars): New global variable.
11582 (s390_encode_section_info): Encode TLS model.
11583 Use targetm.binds_local_p to check for local symbols.
11584 (s390_strip_name_encoding): New function.
11585 (TARGET_STRIP_NAME_ENCODING): Define.
11587 (get_thread_pointer): New function.
11588 (legitimize_tls_address): New function.
11589 (legitimize_address): Call it.
11590 (emit_pic_move): Remove, replace by ...
11591 (emit_symbolic_move): ... this new function.
11593 (larl_operand): Handle TLS operands.
11594 (legitimate_constant_p): Likewise.
11595 (s390_decompose_address): Likewise.
11596 (s390_cannot_force_const_mem): New function.
11597 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11599 (s390_output_symbolic_const): Handle TLS unspecs.
11600 (print_operand): New code 'J'.
11601 (machine_function): Add struct member 'some_ld_name'.
11602 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
11604 (enum s390_builtin): New type.
11605 (code_for_builtin_64, code_for_builtin_31): New global variables.
11606 (s390_init_builtins, s390_expand_builtin): New functions.
11607 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
11609 * config/s390/s390.h (TLS_SYMBOLIC_CONST): New macro.
11610 (ASM_OUTPUT_LABELREF): Define.
11611 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Handle TLS constants.
11613 * config/s390/s390.md: Define TLS UNSPEC constants.
11614 ("movdi", "movsi"): Handle TLS operands.
11615 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): New insns.
11616 ("*tls_load_64", "*tls_load_31"): New insns.
11617 ("call_value_tls", "call_value_tls_exp"): New expanders.
11618 ("brasl_tls", "bras_tls", "basr_tls_64", "basr_tls_31",
11619 "bas_tls_64", "bas_tls_31"): New insns.
11621 2003-01-24 Nathan Sidwell <nathan@codesourcery.com>
11623 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Make sure
11624 spe ABI is configured, if requested.
11626 2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11628 * doc/passes.texi: Fix typo.
11630 2003-01-24 Andreas Schwab <schwab@suse.de>
11632 * stor-layout.c (excess_unit_span): Only define if used.
11634 2003-01-24 Jerry Quinn <jlquinn@optonline.net>
11636 * gcc/doc/invoke.texi (Optimization Options): List -O levels
11637 for each optimization flag.
11639 2003-01-24 Kazu Hirata <kazu@cs.umass.edu>
11641 * config/h8300/h8300.md (*andsi3_ashift_n_lower): New.
11643 2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11645 * doc/bugreport.texi: Use @command instead of @code for commands.
11646 * doc/collect2.texi: Likewise.
11647 * doc/headerdirs.texi: Likewise.
11648 * doc/invoke.texi: Likewise.
11649 * doc/standards.texi: Likewise.
11650 * doc/tm.texi: Likewise.
11651 * doc/trouble.texi: Likewise.
11653 2003-01-24 Nick Clifton <nickc@redhat.com>
11655 * config/arm/arm.c (use_return_insn): Do not use a single return
11656 instruction for interrupt handelrs which have to create a stack
11657 frame.
11658 (arm_expand_prologue): Do not pre-bias the return address of
11659 interrupt handlers which create a stack frame.
11661 2003-01-24 Nick Clifton <nickc@redhat.com>
11663 * Add sh2e support:
11665 2002-08-12 Alexandre Oliva <aoliva@redhat.com>
11667 * config/sh/sh.c (output_branch) [TARGET_SH2E]: Handle
11668 med_cbranches. Fix logic in short_cbranches.
11670 2002-04-03 Alexandre Oliva <aoliva@redhat.com>
11672 * config/sh/sh.md (delay for cbranch): Don't annul delay
11673 slots on SH2e.
11674 * config/sh/sh.c (sh_insn_length_adjustment): Add 2 for
11675 cbranch with unfilled delay slot on SH2e.
11676 (output_branch): Fill with a nop the delay slot of a
11677 branch that required a delay slot but didn't get one.
11679 2002-04-02 Alexandre Oliva <aoliva@redhat.com>
11681 * doc/invoke.texi (SH options): Document -m2e.
11682 * config/sh/crt1.asm: Add __SH2E__ Next to __SH3E__.
11683 * config/sh/lib1funcs.asm: Likewise.
11684 * config/sh/sh.c: Replace all uses of TARGET_SH3E with SH2E.
11685 * config/sh/sh.h (CPP_SPEC): Define __SH2E__ for -m2e, and
11686 not __sh1__.
11687 (CONDITIONAL_REGISTER_USAGE): Don't disable FP regs from
11688 SH2E up.
11689 (SH3E_BIT): Renamed to...
11690 (SH_E_BIT): ... this. Replace all uses.
11691 (TARGET_SH2E): Define from SH_E_BIT and TARGET_SH2.
11692 Replace all uses of TARGET_SH3E with TARGET_SH2E.
11693 (TARGET_SWITCHES): Added 2e.
11694 (OVERRIDE_OPTIONS): Set sh_cpu for SH2E.
11695 (processor_type): Added PROCESSOR_SH2E.
11696 * config/sh/sh.md: Replace all uses of TARGET_SH3E with
11697 TARGET_SH2E, except in sqrtsf2_i.
11698 (attribute cpu): Added sh2e.
11699 * config/sh/t-sh (MULTILIB_OPTIONS): Replace m3e with m2e.
11700 (MULTILIB_MATCHES): Use m2e multilib for m3e.
11701 * config.gcc: Add sh2e target support.
11703 2003-01-24 Phil Edwards <pme@gcc.gnu.org>
11705 Rename -W to -Wextra.
11706 * c-decl.c: Update comments.
11707 * c-typeck.c: Likewise.
11708 * flags.h: Likewise.
11709 * function.c: Likewise.
11710 * stmt.c: Likewise.
11711 * toplev.c: Update comments.
11712 (W_options): Add 'extra'.
11713 (display_help): Remove '-W'.
11714 (decode_W_option): Special warn_uninitialized treatment in the case
11715 of -Wextra.
11716 * doc/invoke.texi: Update with new entries.
11718 2003-01-23 Richard Henderson <rth@redhat.com>
11720 * ifcvt.c (noce_process_if_block): Re-add check vs X being changed
11721 in no-else-block case. Add commentary.
11723 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11725 * configure.in: Revert last change.
11727 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11729 * configure.in: Don't include ansidecl.h in tconfig.h.
11730 * gcov-io.h (PARAMS, ATTRIBUTE_UNUSED: Define if IN_LIBGCC2.
11731 * unwind-dw2-fde.h (last_fde): Use __attribute__, not
11732 ATTRIBUTE_UNUSED.
11734 * configure: Regenerate.
11736 2003-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11738 PR java/6748
11739 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Don't destroy
11740 regs->nip. Fix rt_sigreturn frame layout. Add support for newer
11741 kernels.
11743 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11745 * cpplex.c (cpp_interpret_charconst): Squelch warning with cast.
11747 2003-01-23 Ulrich Weigand <uweigand@de.ibm.com>
11749 * genattrtab.c (write_attr_get): Mark 'insn' paramter
11750 as ATTRIBUTE_UNUSED.
11752 2003-01-23 Richard Earnshaw <rearnsha@arm.com>
11754 * arm.c (thumb_base_register_rtx_p): New function.
11755 (thumb_index_register_rtx_p): New function.
11756 (thumb_legitimate_address_p): New function.
11757 (thumb_legitimate_offset_p): New function.
11758 * arm.h (REG_STRICT_P): Define according to setting of REG_OK_STRICT.
11759 (ARM_GO_IF_LEGITIMATE_ADDRESS): Use REG_STRICT_P to avoid duplicate
11760 definitions.
11761 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Use thumb_legitimate_address_p.
11762 (THUMB_LEGITIMATE_OFFSET): Delte.
11763 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use thumb_legitimate_offset.
11764 * arm-protos.h (thumb_legitimate_address_p): Add prototype.
11765 (thumb_legitimate_offset_p): Likewise.
11767 2003-01-23 Andreas Schwab <schwab@suse.de>
11769 * unwind.h (_Unwind_GetTextRelBase): Mark parameter as unused.
11771 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11773 * fixinc/Makefile.in (FL_LIST): Revert last change.
11775 2003-01-23 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11777 PR other/7341
11778 * invoke.texi (ftest-coverage): Fix broken cross-reference.
11779 Change @code to @command for gcov command.
11781 * gcc.texi: Adjust title of gcov section.
11782 Adjust copyright.
11783 * gcov.texi: Likewise.
11785 2003-01-22 Roger Sayle <roger@eyesopen.com>
11787 PR optimization/8423
11788 * cse.c (fold_rtx): Only eliminate a CONSTANT_P_RTX to 1 when
11789 its argument is constant, or 0 if !flag_gcse.
11790 * simplify-rtx.c (simplify_rtx): Convert CONSTANT_P_RTX to 1
11791 if it's argument is constant.
11792 * gcse.c (want_to_gcse_p): Ignore CONSTANT_P_RTX nodes.
11793 (hash_scan_set): Don't record CONSTANT_P_RTX expressions.
11794 (do_local_cprop): Don't propagate CONSTANT_P_RTX constants.
11795 * builtins.c (purge_builtin_constant_p): New function to force
11796 instantiation of any remaining CONSTANT_P_RTX nodes.
11797 * rtl.h (purge_builtin_constant_p): Prototype here.
11798 * toplev.c (rest_of_compilation): Invoke purge_builtin_constant_p
11799 pass after GCSE and before loop.
11800 (flag_gcse): No longer static.
11801 * flags.h (flag_gcse): Prototype here.
11803 2003-01-22 Ulrich Weigand <uweigand@de.ibm.com>
11805 * config/s390/s390.h (HARD_REGNO_MODE_OK): Fix warning regression
11806 introduced by last change.
11808 2003-01-22 Andreas Schwab <schwab@suse.de>
11810 * ra-rewrite.c (rewrite_program2): Initialize bb to avoid warning.
11812 2003-01-22 Kazu Hirata <kazu@cs.umass.edu>
11814 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Don't
11815 request a scratch reg on H8S when the shift count is 8.
11817 2003-01-22 Ulrich Weigand <uweigand@de.ibm.com>
11819 * config/s390/s390-protos.h (preferred_la_operand_p):
11820 Remove second parameter.
11821 * config/s390/s390.c (preferred_la_operand_p): Likewise.
11822 * config/s390/s390.h (FRAME_REGNO_P, FRAME_REG_P): New macros.
11823 (HARD_REGNO_MODE_OK): Use FRAME_REGNO_P.
11824 * config/s390/s390.md ("*la_cc_64", "*la_cc_31", splitters): Remove.
11825 Add peepholes to transform ADD to LOAD ADDRESS.
11827 2003-01-22 Richard Earnshaw <rearnsha@arm.com>
11829 * arm.c (arm_address_register_rtx_p): New function.
11830 (arm_legitimate_address_p): New function.
11831 (arm_legitimate_index_p): New function.
11832 (legitimize_pic_address): Use arm_legitimate_index_p.
11833 * arm-protos.h (arm_legtimate_address_p): Add prototype.
11834 * arm.h (ARM_GO_IF_LEGITIMATE_INDEX): Delete.
11835 (ARM_GO_IF_LEGITIMATE_ADDRESS): Call arm_legitimate_address_p.
11837 2003-01-22 Hartmut Penner <hpenner@de.ibm.com>
11839 * config/s390/s390.md (floatdfdi2): Insn has type 'itof'.
11840 * config/s390/2064.md (define_bypass): Correct 'Load' and
11841 'Load-address' bypass values.
11843 2003-01-22 Andreas Schwab <schwab@suse.de>
11845 * config/ia64/t-ia64 (insn-attrtab.o-warn): Define as -Wno-error.
11847 2003-01-21 Zack Weinberg <zack@codesourcery.com>
11849 * genautomata.c (output_internal_insn_latency_func,
11850 output_print_reservation_func): Short circuit when there is no
11851 automaton to generate code for.
11853 2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11855 * Makefile.in (ssa-ccp.o): Depend on coretypes.h $(TM_H).
11856 (df.o): Delete duplicate dependency on coretypes.h $(TM_H).
11858 2003-01-21 Geoffrey Keating <geoffk@apple.com>
11860 * config/rs6000/rs6000.md: Remove warning.
11861 (builtin_setjmp_receiver): Likewise.
11862 * config/darwin.c (update_stubs): Slightly improve terrible hack
11863 with identifiers. Add comment pointing out problems with it.
11864 (update_non_lazy_ptrs): Likewise.
11866 2003-01-21 Richard Henderson <rth@redhat.com>
11868 * dwarf2out.c (lookup_filename): Fix printf format warning.
11869 * system.h (fread_unlocked, fwrite_unlocked): Undef.
11871 * fixinc/Makefile.in (FL_LIST): Add $($@-warn) hook.
11872 (fixincl.o-warn, gnu-regex.o-warn): New.
11873 * fixinc/fixfixes.c (FIX_PROC_HEAD): Mark parameters unused.
11874 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Likewise.
11875 * fixinc/fixincl.c (process): Fix printf format warning.
11877 2003-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11879 * dwarf2out (output_file_names): Don't crash if called
11880 with empty file_table.
11882 2003-01-21 Zack Weinberg <zack@codesourcery.com>
11884 * genautomata.c (output_internal_insn_latency_func): Add
11885 missing break statement to generated code.
11887 2003-01-21 Roger Sayle <roger@eyesopen.com>
11889 * stmt.c (same_case_target_p): New function to determine whether
11890 two case labels branch to the same target. Split out from...
11891 (group_case_nodes): ... here. Use same_case_target_p instead.
11892 (strip_default_case_nodes): Remove explicit case nodes
11893 that branch to the default destination.
11894 (expand_end_case_type): Call strip_default_case_nodes after
11895 group_case_nodes, to simplify the case-list before we count it.
11896 Only generate table_label RTX when actually needed. Try to share
11897 thiscase->exit_label and thiscase->data.case_stmt.default_label
11898 when a switch has no explicit default case. Simplify test for
11899 constant index.
11901 2003-01-21 Kazu Hirata <kazu@cs.umass.edu>
11903 * config/h8300/h8300.md (*negsf2_h8300): Use \\t instead of
11904 \t.
11905 (*negsf2_h8300hs): Likewise.
11906 (*addsi3_lshiftrt_16_zexthi): Likewise.
11907 (*iorhi3_lshiftrt_8): Likewise.
11909 2003-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11911 * dwarf2out.c (fde_table_in_use): Mark GTY.
11912 (dwarf2out_cfi_label_num): New variable, marked GTY.
11913 (dwarf2out_cfi_label): Use it instead of static label_num.
11914 * emit-rtl.c (label_num): Mark GTY.
11916 2003-01-21 Kazu Hirata <kazu@cs.umass.edu>
11918 * config/h8300/h8300.c (output_plussi): Support H8/300.
11919 (compute_plussi_length): Likewise.
11920 (compute_plussi_cc): Likewise.
11921 * config/h8300/h8300.md (addsi_h8300): Use output_plussi to
11922 output assembly instructions.
11924 2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11926 * calls.c (fix_unsafe_tree): Prototype.
11928 * Makefile.in (GCC_WARN_CFLAGS): Add $(WERROR) $($@-warn)
11929 (gtype-desc.o-warn, c-decl.o-warn, varasm.o-warn, gcc.o-warn,
11930 insn-conditions.o-warn, out_object_file, gengtype-yacc.o-warn,
11931 c-parse.o-warn): Add -Wno-error.
11932 (STAGE2_FLAGS_TO_PASS): Add WERROR="@WERROR@".
11934 * configure.in (--enable-werror): Add new flag.
11935 * doc/install.texi (--enable-werror): Document.
11936 * configure: Regenerate.
11938 * objc/Make-lang.in (objc/objc-parse.o-warn): Add -Wno-error.
11940 2003-01-21 Andreas Schwab <schwab@suse.de>
11942 * genautomata.c (output_internal_insn_latency_func): Fix missing
11943 close paren in output.
11945 2003-01-21 Zack Weinberg <zack@codesourcery.com>
11947 * genautomata.c: Space savings in generated code:
11948 (output_dfa_insn_code_func): Split out the table-enlargement
11949 path to an out-of-line static function, dfa_insn_code_enlarge.
11950 (output_internal_insn_latency_func): Use a lookup table for the
11951 default latencies.
11952 (output_print_reservation_func): Use a lookup table for the
11953 strings.
11955 2003-01-21 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11957 PR opt/7507
11958 * calls.c (fix_unsafe_tree): Split out from ...
11959 (expand_call): ... here. Use it on the function address too.
11961 2003-01-20 Richard Henderson <rth@redhat.com>
11963 * expr.h (default_must_pass_in_stack): Move decl outside ifdef.
11965 2003-01-20 Richard Henderson <rth@redhat.com>
11967 PR opt/7154
11968 * stmt.c (expand_asm_operands): Validize memory operands.
11970 2003-01-20 Richard Henderson <rth@redhat.com>
11972 PR opt/8848
11973 * ifcvt.c (noce_process_if_block): Correct arguments to
11974 modified_between_p for no-else-block case.
11976 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
11978 * config/h8300/h8300.c (const_costs): Remove a warning.
11979 (output_plussi): Likewise.
11980 (compute_plussi_length): Likewise.
11981 (compute_plussi_cc): Likewise.
11983 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
11985 * config/h8300/h8300.md (addsi_h8300): Remove the last
11986 alternative.
11988 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
11990 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
11992 2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11994 * system.h (__NO_STRING_INLINES): Define.
11996 2003-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11998 * ifcvt.c (noce_emit_store_flag): Don't emit store flag if mode of x
11999 is not a scalar int mode.
12001 2003-01-20 Roger Sayle <roger@eyesopen.com>
12003 * cse.c (cse_insn): Avoid RTL sharing when updating the RETVAL
12004 insn's notes following a substitution inside a libcall.
12006 2003-01-20 Zack Weinberg <zack@codesourcery.com>
12008 * configure.in: Check for system-provided 'uchar' type.
12009 * configure, config.in: Regenerate.
12010 * cpphash.h: Only typedef 'uchar' if the system doesn't.
12012 2003-01-20 Richard Henderson <rth@redhat.com>
12014 * expr.h (MUST_PASS_IN_STACK): Move implementation...
12015 * calls.c (default_must_pass_in_stack): ... here.
12017 2003-01-20 Vladimir Makarov <vmakarov@redhat.com>
12019 * genattrtab.h (INSN_ALTS_FUNC_NAME): Move it from genautomata.c.
12021 * genautomata.c (INSN_ALTS_FUNC_NAME): Move it into genattrtab.h.
12023 * genattr.c (main): Output default definition of AUTOMATON_ALTS.
12024 Wrap up definition of `insn_alts'.
12026 * genattrtab.c (main): Wrap up `insn_alts'.
12028 2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12030 * collect2.c (ldgetname): Check HAVE_DECL_LDGETNAME before
12031 prototyping.
12032 * configure.in: Check for <ldfcn.h> and ldgetname() prototype.
12034 * config.in, configure: Regenerate.
12036 2003-01-20 Nick Clifton <nickc@redhat.com>
12038 * config/arm/arm.md (sibcall_epilogue): Add an
12039 UNSPEC_PROLOGUE_USE to prevent the link register from being
12040 considered dead.
12042 2003-01-20 Jan Hubicka <jh@suse.cz>
12044 * i386.md (SSE cmov splitter): Handle memory operand in operand 5.
12046 2003-01-20 Andreas Schwab <schwab@suse.de>
12048 * system.h: Don't declare strsignal if the decl test hasn't been
12049 run yet.
12051 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
12053 * config/h8300/h8300.c (notice_update_cc): Don't assume that
12054 recog_data.operands[0] is always associated with cc0.
12056 2003-01-19 David Edelsohn <edelsohn@gnu.org>
12058 * collect2.c (ldgetname): Expand declaration to prototype.
12059 * read-rtl.c (atoll): Add prototype.
12060 * system.h (strsignal): Also declare if no declaration found.
12062 2003-01-19 Alexandre Oliva <aoliva@redhat.com>
12064 * config.gcc (mips64*-*-linux*): Added.
12065 * config/mips/linux64.h, config/mips/t-linux64: New file.
12066 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Define.
12067 * config/mips/mips.c (override_options): Use it.
12068 * config/mips/mips.h (TARGET_SWITCHES): Added...
12069 (SUBTARGET_TARGET_SWITCHES): New, empty by default.
12070 * Makefile.in (SPECS): New.
12071 (STAGESTUFF, specs, mostlyclean, install-common): Use it.
12072 * gcc.c (process_command): Move self-spec processing past spec
12073 file loading.
12074 * doc/tm.texi (DRIVER_SELF_SPECS): Document the change.
12075 * doc/fragments.texi (MULTILIB_EXTRA_OPTS): Document need for
12076 CRTSTUFF_T_CFLAGS.
12077 (SPECS): Document.
12078 * doc/invoke.texi (-mabi-fake-default): Document.
12080 2003-01-19 Stephane Carrez <stcarrez@nerim.fr>
12082 * config/m68hc11/m68hc11.c (stack_push_word, stack_pop_word,
12083 z_reg, z_reg_qi): Declare static and GTY().
12084 (da_reg): Remove.
12085 (create_regs_rtx): Don't create da_reg.
12086 ("gt-m68hc11.h"): Include for GTY roots.
12087 * config/m68hc11/m68hc11.h (ix_reg, iy_reg, d_reg): Declare extern
12088 and GTY() here.
12089 (m68hc11_compare_op0, m68hc11_compare_op1): Likewise.
12090 (m68hc11_soft_tmp_reg): Likewise.
12091 * config/m68hc11/m68hc11-protos.h: Remove above declarations.
12093 2003-01-18 Kazu Hirata <kazu@cs.umass.edu>
12095 * basic-block.h: Fix comment formatting.
12096 * calls.c: Likewise.
12097 * combine.c: Likewise.
12098 * convert.c: Likewise.
12099 * gcov.c: Likewise.
12100 * haifa-sched.c: Likewise.
12101 * libgcc2.c: Likewise.
12102 * loop.c: Likewise.
12103 * profile.c: Likewise.
12104 * system.h: Likewise.
12106 2003-01-18 Roger Sayle <roger@eyesopen.com>
12108 * config/pa/pa.md (muldi3): Avoid invalid sharing of SUBREG RTXs.
12110 2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12112 * ra-build.c (undef_to_size_word): Avoid `switch' warning.
12114 2003-01-17 Dale Johannesen <dalej@apple.com>
12116 * config/rs6000/rs6000.md (*floatsidf2_internal): Add earlyclobbers.
12117 (*floatunssidf2_internal): Ditto.
12119 2003-01-17 Kazu Hirata <kazu@cs.umass.edu>
12121 * alias.c: Fix comment typos.
12122 * basic-block.h: Likewise.
12123 * c-common.c: Likewise.
12124 * c-common.h: Likewise.
12125 * c-decl.c: Likewise.
12126 * c-opts.c: Likewise.
12127 * c-pragma.c: Likewise.
12128 * c-pretty-print.h: Likewise.
12129 * cfg.c: Likewise.
12130 * cfganal.c: Likewise.
12131 * cfgbuild.c: Likewise.
12132 * cfgcleanup.c: Likewise.
12133 * cfglayout.c: Likewise.
12134 * cfgrtl.c: Likewise.
12135 * convert.c: Likewise.
12136 * cpphash.h: Likewise.
12137 * cpplex.c: Likewise.
12138 * cpplib.h: Likewise.
12139 * df.h: Likewise.
12140 * diagnostic.c: Likewise.
12141 * diagnostic.h: Likewise.
12142 * dwarf2.h: Likewise.
12144 2003-01-17 Stan Shebs <shebs@apple.com>
12146 * config/darwin-protos.h: Forward-declare struct cpp_reader.
12148 2003-01-17 Douglas B Rupp <rupp@gnat.com>
12150 * config/alpha/alpha.c (alpha_need_linkage): Fix obvious
12151 mistake in last checkin.
12153 2003-01-17 Kazu Hirata <kazu@cs.umass.edu>
12155 * et-forest.c: Fix comment typos.
12156 * et-forest.h: Likewise.
12157 * except.c: Likewise.
12158 * expr.c: Likewise.
12159 * flags.h: Likewise.
12160 * flow.c: Likewise.
12161 * gcc.c: Likewise.
12162 * gcse.c: Likewise.
12163 * genattrtab.c: Likewise.
12164 * genautomata.c: Likewise.
12165 * gengtype.c: Likewise.
12166 * genrecog.c: Likewise.
12167 * global.c: Likewise.
12168 * gthr-rtems.h: Likewise.
12170 2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12172 * i386.c (x86_function_profiler): Fix format specifier.
12174 2003-01-17 Richard Henderson <rth@redhat.com>
12176 * gengtype.c (walk_type): Allow paramN_is.
12178 2003-01-17 Nick Clifton <nickc@redhat.com>
12180 * config/i960/t-960bare (i960-c.o): Add missing newline escape.
12182 2003-01-16 Richard Henderson <rth@redhat.com>
12184 * config/alpha/linux-elf.h (LIB_SPEC): Adjust inter-option spacing.
12186 2003-01-16 Richard Henderson <rth@redhat.com>
12188 * config/alpha/alpha.c (alpha_sr_alias_set): Mark GTY.
12189 (alpha_next_sequence_number): Likewise.
12190 (alpha_this_literal_sequence_number): Likewise.
12191 (alpha_this_gpdisp_sequence_number): Likewise.
12192 (struct alpha_funcs, alpha_funcs_num): Likewise.
12193 (struct alpha_links): Fix branch merge error.
12194 (alpha_need_linkage, alpha_use_linkage): Use GC for alpha_funcs.
12196 2003-01-17 Alexandre Oliva <aoliva@redhat.com>
12198 * config/mips/mips.h: Don't use #elif. Reported by Kaveh
12199 R. Ghazi.
12201 2003-01-16 Kazu Hirata <kazu@cs.umass.edu>
12203 * ifcvt.c: Fix comment typos.
12204 * lcm.c: Likewise.
12205 * libgcc2.c: Likewise.
12206 * local-alloc.c: Likewise.
12207 * loop.c: Likewise.
12208 * predict.c: Likewise.
12209 * ra-build.c: Likewise.
12210 * ra.c: Likewise.
12211 * ra-colorize.c: Likewise.
12212 * ra.h: Likewise.
12213 * ra-rewrite.c: Likewise.
12214 * regmove.c: Likewise.
12215 * reload.h: Likewise.
12216 * rtlanal.c: Likewise.
12217 * toplev.c: Likewise.
12218 * tree.h: Likewise.
12219 * unwind-dw2-fde-glibc.c: Likewise.
12220 * vmsdbgout.c: Likewise.
12222 2003-01-16 Richard Henderson <rth@redhat.com>
12224 * dwarf2out.c (struct file_table): Remove.
12225 (FILE_TABLE_INCREMENT): Remove.
12226 (file_table): Make a varray; mark for GC. Update all users.
12227 (file_table_last_lookup_index): Extract from struct file_table.
12228 (output_file_names): Fix unsigned compare warnings.
12229 (add_name_attribute): Remove inline marker.
12230 (add_comp_dir_attribute): Split out from gen_compile_unit_die.
12231 (lookup_filename): Don't manage size of file_table.
12232 (init_file_table): Allocate file_table with GC.
12233 (dwarf2out_init): Don't record main_input_filename here.
12234 (dwarf2out_finish): Do it here instead.
12236 2003-01-16 Bruce Korb <bkorb@gnu.org>
12238 * gcc/fixinc/inclhack.def(limits_ifndef): QNX needs a bypass, too.
12240 2003-01-16 Kaz Kojima <kkojima@gcc.gnu.org>
12242 * config/sh/sh.c (sh_initialize_trampoline): Emit rotrdi3_mextr
12243 instead of rotldi3_mextr.
12245 2003-01-16 Vladimir Makarov <vmakarov@redhat.com>
12247 * haifa-sched.c (move_insn): Restore moving all schedule group.
12248 (set_priorities): Restore taking SCHED_GROUP_P into account.
12250 * sched-deps.c (add_dependence): Restore processing the last group
12251 insn.
12252 (remove_dependence, group_leader): Restore the functions.
12253 (set_sched_group_p): Restore adding dependencies from previous insn
12254 in the group.
12255 (compute_forward_dependences): Restore usage of group_leader.
12257 * sched-ebb.c (init_ready_list): Restore taking SCHED_GROUP_P into
12258 account.
12260 * sched-rgn.c (init_ready_list): Restore taking SCHED_GROUP_P into
12261 account.
12262 (can_schedule_ready_p): Ditto.
12263 (add_branch_dependences): Restore skipping over the group insns.
12265 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
12267 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix handling
12268 68HC12 pre/post inc/dec side effects.
12270 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
12272 * config/m68hc11/m68hc11.h (MASK_M6812): Define.
12274 2003-01-16 J"orn Rennecke <amylaar@onetel.net.uk>
12276 * sh.md (mshflo_w_x): Fix description of operation.
12278 2003-01-16 Zack Weinberg <zack@codesourcery.com>
12280 * config/rs6000/rs6000.h: Mention Altivec registers in
12281 commentary. Fix typo.
12283 2003-01-16 David Edelsohn <edelsohn@gnu.org>
12285 * config/rs6000/rs6000.md (movti_string): Remove clobber.
12286 * config/rs6000/rs6000.c (rs6000_emit_move, TImode): Explicitly
12287 generate PARALLEL with clobber for TARGET_POWER.
12289 2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12291 * ra-colorize.c (colorize_one_web): Initialize variable.
12292 * regmove.c (fixup_match_1): Likewise.
12293 * reload1.c (reload_as_needed): Likewise.
12294 * sdbout.c (SET_KNOWN_TYPE_TAG): Add cast.
12296 2003-01-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12298 * cfgloop.c (flow_loops_find): Fix handling of abnormal edges.
12300 2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12302 * dbxout.c (lastfile, cwd): Fix `unused' warning.
12303 * dwarf2out.c (fde_table_in_use, current_funcdef_fde,
12304 dw_cfi_oprnd1_desc, dw_cfi_oprnd2_desc, next_die_offset,
12305 is_main_source, file_table, decl_die_table_in_use,
12306 abbrev_die_table_in_use, line_info_table_in_use,
12307 separate_line_info_table_in_use, pubname_table_in_use,
12308 arange_table_in_use, ranges_table_in_use,
12309 current_function_has_inlines): Likewise.
12310 * flow.c (life_analysis): Likewise.
12311 * genemit.c (gen_insn): Likewise.
12312 * protoize.c (cplus_suffix): Likewise.
12314 * arm.c (ROUND_UP_WORD): Renamed from ROUND_UP.
12315 * arm.h (ROUND_UP_WORD): Likewise.
12317 * arm.h (CONDITIONAL_REGISTER_USAGE): Avoid signed/unsigned
12318 warning.
12319 * emit-rtl.c (gen_rtx_REG, set_mem_attributes_minus_bitpos,
12320 init_emit_once): Likewise.
12321 * flow.c (mark_regs_live_at_end, calculate_global_regs_live):
12322 Likewise.
12323 * function.c (assign_stack_temp_for_type): Likewise.
12324 * loop.c (loop_invariant_p): Likewise.
12325 * recog.c (push_operand): Likewise.
12326 * regclass.c (init_reg_sets_1): Likewise.
12327 * reload.c (update_auto_inc_notes): Likewise.
12328 * reload1.c (reload_as_needed, emit_input_reload_insns): Likewise.
12329 * stmt.c (expand_asm_operands): Likewise.
12330 * stor-layout.c (start_record_layout): Likewise.
12332 2003-01-16 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
12334 * config/c4x/c4x.md (epilogue): Correct last patch.
12336 2003-01-15 Richard Henderson <rth@redhat.com>
12338 * config/alpha/alpha.c (find_lo_sum_using_gp): Rename from find_lo_sum;
12339 also check that GP is being used.
12340 (alpha_find_lo_sum_using_gp): New.
12341 (alpha_does_function_need_gp): Use get_attr_usegp.
12342 * config/alpha/alpha-protos.h: Update.
12343 * config/alpha/alpha.md (attr usegp): New. Annotate patterns
12344 as needed.
12346 2003-01-15 Roger Sayle <roger@eyesopen.com>
12348 * gcse.c (one_cprop_pass): Change function arguments to take both
12349 cprop_jumps and bypass_jumps flags instead of just alter_jumps.
12350 (gcse_main): Update calls to one_cprop_pass, disabling bypassing.
12351 (bypass_jumps): New function to perform separate jump bypassing pass.
12352 * rtl.h (bypass_jumps): Add function prototype.
12353 * timevar.def (TV_BYPASS): New timing variable.
12354 * toplev.c (enum dump_file_index): Add new entry DFI_bypass.
12355 (dump_file): New entry for the bypass RTL dump file.
12356 (rest_of_compilation): Insert new jump bypassing optimization
12357 pass after loop.
12358 * doc/passes.texi: Document new pass.
12360 2003-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
12362 * som.h (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY,
12363 ASM_WEAKEN_LABEL, GTHREAD_USE_WEAK): Define.
12364 * pa.h (TARGET_SOM_SDEF): Define.
12365 * pa-hpux11.h (TARGET_SOM_SDEF): Define.
12367 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
12369 * config/m68hc11/m68hc11.c (expand_prologue): Use push/pop to
12370 allocate 4-bytes of locals on 68HC11.
12371 (expand_epilogue): Likewise.
12372 (m68hc11_memory_move_cost): Increase cost of HI/QI soft registers.
12374 2003-01-15 Stephane Carrez <stcarrez@nerim.fr>
12376 * config/m68hc11/m68hc11.h (ASM_SPEC): Handle -m68hcs12; Pass -mshort
12377 and -mshort-double to the assembler to specify the ABI.
12378 (LINK_SPEC): Likewise.
12379 (CPP_SPEC): Pass HCS12 specific define.
12380 (MASK_M68S12): New define.
12381 (TARGET_M68S12): Likewise.
12382 (TARGET_SWITCHES): New options -m68hcs12 and -m68S12.
12383 (TARGET_VERSION): Update.
12384 * config/m68hc11/m68hc12.h (CPP_SPEC): Pass HCS12 specific define.
12385 (LINK_SPEC): Update.
12386 (ASM_SPEC): Update.
12387 * config/m68hc11/m68hc11.c (m68hc11_asm_file_start): Update.
12388 * doc/invoke.texi (M68hc1x Options): Document -m68hcs12.
12390 2003-01-15 Stephane Carrez <stcarrez@nerim.fr>
12392 * config/m68hc11/m68hc11.md ("return"): Use emit_jump_insn to emit
12393 the return code.
12395 2003-01-15 Josef Zlomek <zlomekj@suse.cz>
12397 * cfganal.c (set_edge_can_fallthru_flag): Clear the EDGE_CAN_FALLTHRU
12398 flag before setting it.
12400 2003-01-15 Roger Sayle <roger@eyesopen.com>
12402 * c-semantics.c (genrtl_while_stmt): Improve initial RTL generation
12403 when loop condition is known true, i.e. "while (1) { ... }".
12404 (genrtl_for_stmt): Similarly for "for" statements.
12406 2003-01-15 Roger Sayle <roger@eyesopen.com>
12408 * real.c (real_sqrt): Return a bool result indicating whether
12409 a floating point exception or trap should be raised.
12410 * real.h (real_sqrt): Update function prototype.
12411 * builtins.c (fold_builtin): Only fold non-trapping square
12412 roots unless we're ignoring errno and trapping math.
12414 2003-01-15 John David Anglin <dave.anglin@nrc.gc.ca>
12416 * expr.h (emit_conditional_add): Add PARAMS to declaration.
12417 * gengtype-lex.l (malloc, realloc): Move defines after include of
12418 system.h. Remove duplicate include of system.h.
12420 2003-01-15 Roger Sayle <roger@eyesopen.com>
12422 PR middle-end/9009
12423 * optabs.c (expand_unop): When manipulating the FP sign bit
12424 using integer operations, account for targets with different
12425 integer and FP word orders.
12426 (expand_abs): Likewise.
12428 2003-01-15 David Edelsohn <edelsohn@gnu.org>
12430 * config/rs6000/rs6000.c (rs6000_gen_section_name): Do not include
12431 file extension in section name.
12433 2003-01-15 Richard Earnshaw <rearnsha@arm.com>
12435 * flow.c (find_auto_inc): Also try to generate a PRE_MODIFY with
12436 constant offset.
12438 2003-01-15 Richard Earnshaw <rearnsha@arm.com>
12440 * arm.h (HAVE_PRE_MODIFY_DISP, HAVE_PRE_MODIFY_REG): Define.
12441 (HAVE_POST_MODIFY_DISP, HAVE_POST_MODIFY_REG): Define.
12442 (ARM_GO_IF_LEGITIMATE_ADDRESS): Handle pre/post-modify addresses.
12443 (ARM_PRINT_OPERAND_ADDRESS): Likewise.
12445 2003-01-15 Jan Hubicka <jh@suse.cz>
12447 PR f/9258
12448 * global.c (struct allocno): Add no_stack_reg.
12449 (global_conflicts): Set no_stack_reg.
12450 (find_reg): Use it.
12452 * convert.c (convert_to_real): Fold - and abs only when profitable.
12453 * fold-const.c (fold): Fold truncates in - and abs.
12455 2003-01-15 Josef Zlomek <zlomekj@suse.cz>
12457 Segher Boessenkool <segher@koffie.nl>
12459 * predict.c (real_inv_br_prob_base): New variable.
12460 (propagate_freq): Use multiply by reciprocal instead of
12461 division. Don't divide by 1.0 at all.
12462 (estimate_bb_frequencies): Similar.
12464 2003-01-15 Alexandre Oliva <aoliva@redhat.com>
12466 * configure.in (libgcc_visibility): Force disabled on IRIX 6 too.
12467 * configure: Rebuilt.
12469 2003-01-15 Hartmut Penner <hpenner@de.ibm.com>
12471 * config/s390/s390.c (s390_safe_attr_type): New function.
12472 (s390_use_dfa_pipeline_interface): New function, return true for z900.
12473 (s390_issue_rate): New function.
12474 (s390_agen_dep_p): New function.
12475 (addr_generation_dependency_p): Use 's390_safe_attr_type'.
12476 (s390_adjust_cost): Return 'cost' if new DFA is used.
12477 (s390_adjust_priority): Delete function.
12478 * config/s390/s390-protos.h: (s390_agen_dep_p): New prototype.
12479 * config/s390/s390.md (atype attribute): Attribute 'atype' default
12480 determined by 'op_type'.
12481 (type attribute): Added more type attributes.
12482 * config/s390/2064.md: New DFA description for z900 pipeline.
12484 2003-01-15 Alexandre Oliva <aoliva@redhat.com>
12486 * config/i386/i386.c (ix86_expand_vector_move): Validize constant
12487 forced to memory. Fixes PR bootstrap/9036.
12489 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Define so as
12490 to set $gp before the call.
12492 2003-01-14 Richard Henderson <rth@redhat.com>
12494 * config/alpha/alpha.c (alpha_expand_mov): Use correct mode
12495 for force_const_mem.
12497 2003-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12499 * genattr.c (main): Rearrange output to avoid prototype warning.
12500 * genautomata.c (transform_3): Fix ambiguous-else warning.
12501 * local-alloc.c (requires_inout): Add parentheses around
12502 assignment used as truth-value.
12503 * timevar.c: Move system includes above local includes. Include
12504 toplev.h
12505 * Makefile.in (timevar.o): Depend on toplev.h.
12507 2003-01-14 Denis Chertykov <denisc@overta.ru>
12509 * config/ip2k/ip2k.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
12510 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12512 * config/ip2k/ip2k.c (ip2k_attribute_table): New table of
12513 attributes.
12514 (TARGET_ATTRIBUTE_TABLE): New macro.
12515 (valid_machine_type_attribute): Remove.
12516 (valid_machine_decl_attribute): Remove.
12517 (ip2k_handle_progmem_attribute): New function.
12518 (ip2k_handle_fndecl_attribute): New function.
12520 2003-01-10 Andrew Haley <aph@redhat.com>
12522 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Rename
12523 registers to be in correct order. Add rip.
12525 2003-01-14 Kazu Hirata <kazu@cs.umass.edu>
12527 * config/h8300/h8300.md (*andsi3_lshiftrt_9_sb): New.
12528 (*iorsi3_and_lshiftrt_9_sb): Likewise.
12530 2003-01-14 Jan Hubicka <jh@suse.cz>
12532 * convert.c (strip_float_extensions): Look for narrowest type handling
12533 FP constants.
12535 * fold-const.c (fold): Fold (double)float1 CMP (double)float2 into
12536 float1 CMP float2.
12537 * convert.c (strip_float_extensions): Make global.
12538 * tree.h (strip_float_extensions): Declare.
12540 2003-01-14 Gabriel Dos Reis <gdr@integrable-solutions.net>
12542 * timevar.def: define TV_NAME_LOOKUP.
12543 * timevar.c (timevar_pop): Be verbose when aborting.
12545 2003-01-13 Andreas Schwab <schwab@suse.de>
12547 * Makefile.in ($(parsedir)/gengtype-lex.c): Don't change to
12548 $(parsedir), just move the temporary file at the end.
12549 ($(parsedir)/gengtype-yacc.c): Likewise.
12551 2003-01-13 Alexandre Oliva <aoliva@redhat.com>
12553 * aclocal.m4 (gcc_AC_PROG_GNAT): Don't try to prepend
12554 ${ac_tool_prefix} to ADAC or CC. Protect them from word
12555 splitting.
12556 * configure: Rebuilt.
12558 2003-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12560 * config/sparc/gmon-sol2.c (moncontrol, monstartup, _mcleanup,
12561 internal_mcount): Don't use PARAMS.
12562 (monstartup, _mcleanup, internal_mcount, moncontrol): Convert to
12563 ISO C style.
12564 (internal_mcount): Use __attribute__, not ATTRIBUTE_UNUSED.
12566 2003-01-13 Andreas Schwab <schwab@suse.de>
12568 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Output type
12569 directive.
12571 2003-01-13 Kazu Hirata <kazu@cs.umass.edu>
12573 * config/h8300/h8300.md (*andsi3_lshift_n_sb): New.
12574 (*iorsi3_and_lshiftrt_n_sb): Likewise.
12576 2003-01-12 Mark Mitchell <mark@codesourcery.com>
12578 PR c++/9264
12579 * c-lex.c (c_lex): Set the token value to error_mark_node for
12580 invalid numeric constants.
12582 2003-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12584 * c-pch.c (asm_file_startpos): Change to `long'.
12585 (pch_init): Use ftell, not ftello.
12586 (c_common_write_pch): Use ftell/fseek, not ftello/fseeko.
12587 Use `long' instead of `off_t'.
12588 (c_common_read_pch): Likewise.
12589 * ggc-common.c (gt_pch_save): Use long/ftell instead of
12590 off_t/ftello.
12592 2003-01-12 Alan Modra <amodra@bigpond.net.au>
12594 * expr.c (expand_expr <RDIV_EXPR>): Correct recursive call args.
12596 2003-01-11 Richard Earnshaw (rearnsha@arm.com)
12598 * arm-protos.h (struct cpp_reader): Add declaration.
12600 2003-01-11 Jan Hubicka <jh@suse.cz>
12602 PR target/9068
12603 * i386.c (output_fp_compare): Fix typo.
12605 2003-01-10 David Edelsohn <edelsohn@gnu.org>
12607 * config/rs6000/rs6000.c (common_mode_defined): Mark for PCH.
12609 2003-01-10 Geoffrey Keating <geoffk@apple.com>
12611 * Makefile.in (parsedir): New variable.
12612 (docobjdir): New variable.
12613 (c-parse.o, c-parse.c, c-parse.y, gengtype-lex.o, gengtype-yacc.o,
12614 gengtype-lex.c, gengtype-yacc.c): Use parsedir.
12615 (info, cpp.info, gcc.info, gccint.info, gccinstall.info,
12616 cppinternals.info, generated-manpages, gcov.1, cpp.1, gcc.1, gfdl.7,
12617 gpl.7, fsf-funding.7, maintainer-clean, install-info, install-man):
12618 Use docobjdir.
12619 * objc/Make-lang.in (objc/objc-parse.c, objc/objc-parse.y,
12620 objc.maintainer-clean): Use parsedir.
12622 * varasm.c (struct constant_descriptor_rtx): Remove unused
12623 `label' field.
12625 * toplev.c (documented_lang_options): Document -Winvalid-pch.
12627 2003-01-10 Richard Henderson <rth@redhat.com>
12629 * config/alpha/alpha.h (NO_PROFILE_COUNTERS): Set.
12630 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Kill.
12632 2003-01-10 Richard Henderson <rth@redhat.com>
12634 * combine.c (make_compound_operation): Use SCALAR_INT_MODE_P,
12635 not INTEGRAL_MODE_P when widening extensions.
12637 2003-01-10 Richard Henderson <rth@redhat.com>
12639 * config/alpha/alpha.c (decl_has_samegp): True for !TREE_PUBLIC.
12641 2003-01-10 Geoffrey Keating <geoffk@apple.com>
12643 * ggc-page.c (ggc_collect): Avoid overflow computing
12644 min_expand.
12646 * Makefile.in (RANLIB_FOR_TARGET): Use RANLIB when native.
12647 (RANLIB_TEST_FOR_TARGET): Delete. Don't pass down to sub-makes.
12648 Remove calls.
12649 * mklibgcc.in: Remove uses of RANLIB_TEST_FOR_TARGET.
12651 2003-01-10 Jan Hubicka <jh@suse.cz>
12653 * ifcvt.c (noce_try_addcc): Do not call emit_conditional_add
12654 with weird operands.
12656 2003-01-10 Dale Johannesen <dalej@apple.com>
12658 * calls.c (load_register_parameters): Add is_sibcall, sibcall_failure
12659 parameters. Call check_sibcall_argument_overlap if indicated.
12660 (check_sibcall_argument_overlap): Add mark_stored_args_map
12661 parameter. Don't mark parameter area as clobbered if not set.
12662 (expand_call): Adjust calls to above.
12664 2003-01-10 Kelley Cook <kelleycook@comcast.net>
12666 * configure.in (linker read-only and read-write section mixing):
12667 Squelch some assembler warnings.
12668 * configure: Likewise.
12670 2003-01-10 Hartmut Penner <hpenner@de.ibm.com>
12672 * doc/invoke.texi: Document -mtune, delete -mcpu
12673 option for S/390 and zSeries.
12674 * config/s390/s390.c (s390_tune_string) New variable.
12675 (s390_cpu_string) Delete variable.
12676 (override_options): Use s390_tune_string instead of
12677 s390_cpu_string.
12678 * config/s390/s390.h: (TARGET_OPTIONS) '-mtune' instead of '-mcpu'.
12680 2003-01-10 Kazu Hirata <kazu@cs.umass.edu>
12682 * config/h8300/h8300.md (*iorsi3_ashift_31): New.
12684 2003-01-10 Josef Zlomek <zlomekj@suse.cz>
12686 * jump.c (next_nonnote_insn_in_loop): New function.
12687 (copy_loop_headers): Use next_nonnote_insn_in_loop instead of
12688 next_nonnote_insn.
12689 (duplicate_loop_exit_test). Likewise.
12691 2003-01-09 Geoffrey Keating <geoffk@apple.com>
12693 Merge from pch-branch:
12695 2003-01-06 Geoffrey Keating <geoffk@apple.com>
12697 * ggc-page.c (ggc_pch_read): Update the statistics after a PCH
12698 load.
12700 2002-12-24 Geoffrey Keating <geoffk@apple.com>
12702 * cpplib.c (count_registered_pragmas): New function.
12703 (save_registered_pragmas): New function.
12704 (_cpp_save_pragma_names): New function.
12705 (restore_registered_pragmas): New function.
12706 (_cpp_restore_pragma_names): New function.
12707 * cpphash.h (_cpp_save_pragma_names): Prototype.
12708 (_cpp_restore_pragma_names): Likewise.
12709 * cpppch.c (struct save_macro_item): Split from save_macro_data.
12710 (struct save_macro_data): New field 'saved_pragmas'.
12711 (save_macros): Update for changes to struct save_macro_data.
12712 (cpp_prepare_state): Call _cpp_save_pragma_names, update
12713 for changes to struct save_macro_data.
12714 (cpp_read_state): Call _cpp_restore_pragma_names, update
12715 for changes to struct save_macro_data.
12717 * cpppch.c (cpp_read_state): Restore the hashtable references
12718 in the cpp_reader.
12720 * tree.h (built_in_decls): Mark for PCH.
12722 * dbxout.c (lastfile): Don't mark for PCH.
12724 * ggc.h: Document PCH calls into memory managers.
12726 2002-12-18 Geoffrey Keating <geoffk@apple.com>
12728 * doc/invoke.texi (Precompiled Headers): Document the
12729 directory form of PCH.
12730 * cppfiles.c (validate_pch): New function.
12731 (open_file_pch): Search suitably-named directories for PCH files.
12733 2002-12-14 Geoffrey Keating <geoffk@apple.com>
12735 * doc/gty.texi (GTY Options): Document chain_next, chain_prev,
12736 reorder options.
12737 (Type Information): Mention that the information is also
12738 used to implement PCH.
12739 * doc/passes.texi (Passes): Improve documentation of
12740 language-specific files.
12742 2002-12-11 Geoffrey Keating <geoffk@apple.com>
12744 * gengtype.c (struct write_types_data): Add reorder_note_routine field.
12745 (struct walk_type_data): Add reorder_fn field.
12746 (walk_type): Process 'reorder' option.
12747 (write_types_process_field): Reorder parameters to gt_pch_note_object,
12748 call reorder_note_routine.
12749 (write_func_for_structure): Reorder parameters to gt_pch_note_object.
12750 (ggc_wtd): Update for change to struct write_types_data.
12751 (pch_wtd): Likewise.
12752 * ggc.h (gt_pch_note_object): Reorder parameters.
12753 (gt_handle_reorder): New definition.
12754 (gt_pch_note_reorder): New prototype.
12755 * ggc-common.c (struct ptr_data): Add reorder_fn.
12756 (gt_pch_note_object): Reorder parameters.
12757 (gt_pch_note_reorder): New.
12758 (gt_pch_save): Call reorder_fn.
12759 * stringpool.c (gt_pch_n_S): Update for change to gt_pch_note_object.
12761 * dbxout.c (cwd): Don't mark for PCH.
12763 2002-12-09 Geoffrey Keating <geoffk@apple.com>
12765 * gengtype.c (finish_root_table): Fix some warnings.
12766 (write_root): Handle TYPE_STRING.
12767 * ggc.h (gt_ggc_m_S): Add prototype.
12768 * stringpool.c (gt_ggc_m_S): New function.
12770 2002-11-30 Geoffrey Keating <geoffk@apple.com>
12772 * dwarf2out.c (dw2_string_counter): New.
12773 (AT_string_form): Use it.
12774 (same_dw_val_p): Update for removal of hashtable.h hash tables.
12776 2002-11-22 Geoffrey Keating <geoffk@apple.com>
12778 * dbxout.c: Include gt-dbxout.h.
12779 (lastfile): Mark for PCH/GGC.
12780 (cwd): Likewise.
12781 (struct typeinfo): Likewise.
12782 (typevec): Likewise.
12783 (typevec_len): Likewise.
12784 (next_type_number): Likewise.
12785 (struct dbx_file): Likewise.
12786 (current_file): Likewise.
12787 (next_file_number): Likewise.
12788 (dbxout_init): Allocate typevec, struct dbx_file with GGC.
12789 (dbxout_start_source_file): Allocate struct dbx_file with GGC.
12790 (dbxout_end_source_file): Don't free struct dbx_file.
12791 (dbxout_type): Use GGC to allocate typevec.
12792 * Makefile.in (dbxout.o): Depend on gt-dbxout.h, $(GGC_H).
12793 (GTFILES): Add dbxout.c.
12794 (gt-dbxout.h): New rule.
12796 * Makefile.in (c-pch.o): Add debug.h as dependency.
12797 * c-pch.c: Include debug.h.
12798 (pch_init): Call start_source_file to keep nesting right.
12799 (c_common_read_pch): Add orig_name parameter. Call
12800 start_source_file debug hook. Call end_source_file debug hook.
12801 * c-common.h (c_common_read_pch): Update prototype.
12802 * cpplib.h (struct cpp_callbacks): Add fourth field to read_pch
12803 callback.
12804 * cppfiles.c (struct include_file): Add new field `header_name'.
12805 (find_or_create_entry): Default it to `name'.
12806 (open_file_pch): Set it to the original header file searched for.
12807 (stack_include_file): Don't stack an empty buffer, just handle
12808 PCH files immediately. Pass header_name field to read_pch callback.
12810 2002-11-19 Geoffrey Keating <geoffk@apple.com>
12812 * function.c (funcdef_no): Mark to be saved in a PCH.
12814 2002-11-15 Geoffrey Keating <geoffk@apple.com>
12816 * ggc-page.c (ggc_pch_read): Remove unused 'bmap_size'.
12818 * cpppch.c (cpp_read_state): Correct size reallocated for 'defn'.
12820 2002-11-14 Geoffrey Keating <geoffk@apple.com>
12822 * optabs.h (code_to_optab): Add GTY marker.
12824 2002-11-13 Geoffrey Keating <geoffk@apple.com>
12826 * Makefile.in (GTFILES): Add cpplib.h.
12827 * c-common.h (struct c_common_identifier): Don't skip 'node' field.
12828 * c-decl.c (build_compound_literal): Don't use var_labelno.
12829 * cpplib.h (struct cpp_hashnode): Use gengtype to mark.
12830 * dwarf2asm.c (dw2_force_const_mem): Don't use const_labelno.
12831 * varasm.c (const_labelno): Use gengtype to mark.
12832 (var_labelno): Likewise.
12833 (in_section): Likewise.
12834 (in_named_name): Likewise.
12835 (struct in_named_entry): Likewise.
12836 (in_named_htab): Likewise.
12837 (set_named_section_flags): Use GGC to allocate struct in_named_entry.
12838 (init_varasm_once): Use GGC to allocate in_named_htab.
12839 * config/darwin.c (current_pic_label_num): Mark for PCH.
12841 2002-11-11 Geoffrey Keating <geoffk@apple.com>
12843 * ggc-simple.c (init_ggc_pch): New stub procedure.
12844 (ggc_pch_count_object): Likewise.
12845 (ggc_pch_total_size): Likewise.
12846 (ggc_pch_this_base): Likewise.
12847 (ggc_pch_alloc_object): Likewise.
12848 (ggc_pch_prepare_write): Likewise.
12849 (ggc_pch_write_object): Likewise
12850 (ggc_pch_finish): Likewise.
12851 (ggc_pch_read): Likewise.
12853 2002-11-08 Geoffrey Keating <geoffk@apple.com>
12855 * c-pch.c (c_common_write_pch): Write the macro definitions after
12856 the GCed data.
12857 (c_common_read_pch): Call cpp_prepare_state. Restore the macro
12858 definitions after the GCed data.
12859 * cpplib.c (save_macros): New.
12860 (reset_ht): New.
12861 (cpp_write_pch_deps): Split out of cpp_write_pch.
12862 (cpp_write_pch_state): Split out of cpp_write_pch.
12863 (cpp_write_pch): Delete.
12864 (struct save_macro_data): Delete.
12865 (cpp_prepare_state): New.
12866 (cpp_read_state): Erase and restore initial macro definitions.
12867 * cpplib.h (struct save_macro_data): Forward-declare.
12868 (cpp_write_pch_deps): Prototype.
12869 (cpp_write_pch_state): Prototype.
12870 (cpp_write_pch): Delete prototype.
12871 (cpp_prepare_state): Prototype.
12872 (cpp_read_state): Add fourth argument.
12874 2002-11-04 Geoffrey Keating <geoffk@apple.com>
12876 * gengtype.c (adjust_field_rtx_def): Don't use skip on valid fields.
12877 (write_array): Remove warning.
12879 * gengtype.c (contains_scalar_p): New.
12880 (finish_root_table): Add the table to all languages, even if it's
12881 empty.
12882 (write_roots): Output gt_pch_scalar_rtab.
12883 * ggc-common.c (gt_pch_save): Write out scalars.
12884 (gt_pch_restore): Read scalars back.
12886 * ggc-page.c (OBJECTS_IN_PAGE): New macro.
12887 (struct page_entry): Delete pch_page field.
12888 (ggc_recalculate_in_use_p): Use OBJECTS_IN_PAGE.
12889 (clear_marks): Likewise.
12890 (sweep_pages): Likewise.
12891 (poison_pages): Likewise.
12892 (ggc_print_statistics): Likewise.
12893 (ggc_pch_read): Don't free objects read from a PCH.
12894 Properly set up in_use_p and page_tails.
12896 2002-10-25 Geoffrey Keating <geoffk@apple.com>
12898 * gengtype.c (struct write_types_data): New.
12899 (struct walk_type_data): Make `cookie' const; add extra
12900 prev_val item; add `orig_s' field.
12901 (walk_type): Update prev_val[3].
12902 (write_types_process_field): New.
12903 (write_func_for_structure): Take write_types_data structure.
12904 (write_types): New.
12905 (ggc_wtd): New.
12906 (pch_wtd): New.
12907 (write_types_local_process_field): New.
12908 (gc_mark_process_field): Delete.
12909 (write_local_func_for_structure): New.
12910 (gc_mark_func_name): Delete.
12911 (write_gc_types): Delete.
12912 (write_local): New.
12913 (finish_root_table): Don't include 'ggc_' in PFX.
12914 (write_root): Rename from write_root. Fill pchw field of structures.
12915 (write_array): New.
12916 (write_roots): Rename from write_gc_roots. Split out to write_array.
12917 Update to changes to other routines. Write gt_pch_cache_rtab table.
12918 (main): Write PCH walking routines.
12919 * ggc-common.c: Include toplev.h, sys/mman.h.
12920 (ggc_mark_roots): For cache hashtables, also mark the hash table
12921 and the array of entries.
12922 (saving_htab): New.
12923 (struct ptr_data): New.
12924 (POINTER_HASH): New.
12925 (gt_pch_note_object): New.
12926 (saving_htab_hash): New.
12927 (saving_htab_eq): New.
12928 (struct traversal_state): New.
12929 (call_count): New.
12930 (call_alloc): New.
12931 (compare_ptr_data): New.
12932 (relocate_ptrs): New.
12933 (write_pch_globals): New.
12934 (struct mmap_info): New.
12935 (gt_pch_save): New.
12936 (gt_pch_restore): New.
12937 * ggc-page.c (ROUND_UP_VALUE): New.
12938 (ROUND_UP): New.
12939 (struct page_entry): Add field `pch_page'.
12940 (init_ggc): Use ROUND_UP.
12941 (struct ggc_pch_data): Declare.
12942 (init_ggc_pch): New.
12943 (ggc_pch_count_object): New.
12944 (ggc_pch_total_size): New.
12945 (ggc_pch_this_base): New.
12946 (ggc_pch_alloc_object): New.
12947 (ggc_pch_prepare_write): New.
12948 (ggc_pch_write_object): New.
12949 (ggc_pch_finish): New.
12950 (ggc_pch_read): New.
12951 * ggc.h (gt_pointer_operator): New.
12952 (gt_note_pointers): New.
12953 (gt_pch_note_object): New prototype.
12954 (gt_pointer_walker): New.
12955 (struct ggc_root_tab): Use gt_pointer_walker, add `pchw' field.
12956 (LAST_GGC_ROOT_TAB): Update.
12957 (gt_pch_cache_rtab): Declare.
12958 (gt_pch_scalar_rtab): Declare.
12959 (struct ggc_cache_tab): Use gt_pointer_walker, add `pchw' field.
12960 (LAST_GGC_CACHE_TAB): Update.
12961 (gt_pch_save_stringpool): Declare.
12962 (gt_pch_restore_stringpool): Declare.
12963 (gt_pch_p_S): Declare.
12964 (gt_pch_n_S): Declare.
12965 (struct ggc_pch_data): Forward-declare.
12966 (init_ggc_pch): Declare.
12967 (ggc_pch_count_object): Declare.
12968 (ggc_pch_total_size): Declare.
12969 (ggc_pch_this_base): Declare.
12970 (ggc_pch_alloc_object): Declare.
12971 (ggc_pch_prepare_write): Declare.
12972 (ggc_pch_write_object): Declare.
12973 (ggc_pch_finish): Declare.
12974 (ggc_pch_read): Declare.
12975 (gt_pch_save): Declare.
12976 (gt_pch_restore): Declare.
12977 * fold-const.c (size_int_type_wide): Allocate size_htab using GGC.
12978 * emit-rtl.c (init_emit_once): Allocate const_int_htab,
12979 const_double_htab, mem_attrs_htab using GGC.
12980 * c-pch.c: Include ggc.h.
12981 (pch_init): Allow reading PCH file back.
12982 (c_common_write_pch): Call gt_pch_save.
12983 (c_common_read_pch): Call gt_pch_restore.
12984 * c-parse.in (init_reswords): Delete now-untrue comment.
12985 Allocate ridpointers using GGC.
12986 * c-objc-common.c (c_objc_common_finish_file): Write PCH before
12987 calling expand_deferred_fns.
12988 * c-common.h (ridpointers): Mark for GTY machinery.
12989 * Makefile.in (stringpool.o): Update dependencies.
12990 (c-pch.o): Update dependencies.
12991 (ggc-common.o): Update dependencies.
12992 * stringpool.c: Include gt-stringpool.h.
12993 (gt_pch_p_S): New.
12994 (gt_pch_n_S): New.
12995 (struct string_pool_data): New.
12996 (spd): New.
12997 (gt_pch_save_stringpool): New.
12998 (gt_pch_restore_stringpool): New.
12999 * tree.c (init_ttree): Make type_hash_table allocated using GC.
13001 2002-10-04 Geoffrey Keating <geoffk@apple.com>
13003 * gengtype.c (adjust_field_rtx_def): Don't pass size_t to printf.
13004 (output_mangled_typename): Don't pass size_t to printf.
13006 * tree.h (union tree_type_symtab): Add tag to `address' field.
13007 (union tree_decl_u2): Add tag to 'i' field.
13008 * varasm.c (union rtx_const_un): Add tags to all fields.
13009 * gengtype.c (struct walk_type_data): New.
13010 (output_escaped_param): Take struct walk_type_data parameter.
13011 (write_gc_structure_fields): Delete.
13012 (walk_type): New.
13013 (write_gc_marker_routine_for_structure): Delete.
13014 (write_func_for_structure): New.
13015 (gc_mark_process_field): New.
13016 (gc_mark_func_name): New.
13017 (gc_counter): Delete.
13018 (write_gc_types): Use write_func_for_structure.
13019 (write_gc_roots): Use walk_type.
13021 2002-10-02 Geoffrey Keating <geoffk@apple.com>
13023 * ggc-common.c (ggc_mark_roots): Delete 'x'.
13024 (ggc_splay_dont_free): Fix warning about unused 'x'.
13025 (ggc_print_common_statistics): Remove warnings.
13027 2002-10-01 Mike Stump <mrs@apple.com>
13029 * ggc-common.c (ggc_splay_alloc): Actually return the allocated area.
13030 * gengtype.c (write_gc_structure_fields): Handle param[digit]_is.
13032 2002-09-01 Geoffrey Keating <geoffk@redhat.com>
13033 Catherine Moore <clm@redhat.com>
13035 * Makefile (c-pch.o): Update dependencies.
13036 (LIBCPP_OBJS): Add cpppch.o.
13037 (cpppch.o): New.
13038 * c-common.c (c_common_init): Don't call pch_init here.
13039 * c-common.h (c_common_read_pch): Update prototype.
13040 * c-lex.c (c_common_parse_file): Call pch_init here.
13041 * c-opts.c (COMMAND_LINE_OPTIONS): Add -Winvalid-pch, -fpch-deps.
13042 (c_common_decode_option): Handle them.
13043 * c-pch.c: Include c-pragma.h.
13044 (save_asm_offset): Delete.
13045 (pch_init): Move contents of save_asm_offset into here, call
13046 cpp_save_state.
13047 (c_common_write_pch): Call cpp_write_pch.
13048 (c_common_valid_pch): Warn only when -Winvalid-pch. Call
13049 cpp_valid_state.
13050 (c_common_read_pch): Add NAME parameter. Call cpp_read_state.
13051 * cppfiles.c (stack_include_file): Update for change to
13052 parameters of cb.read_pch.
13053 * cpphash.h (struct cpp_reader): Add `savedstate' field.
13054 * cpplib.h (struct cpp_options): Add `warn_invalid_pch' and
13055 `restore_pch_deps' fields.
13056 (struct cpp_callbacks): Add NAME parameter to `read_pch'.
13057 (cpp_save_state): Prototype.
13058 (cpp_write_pch): Prototype.
13059 (cpp_valid_state): Prototype.
13060 (cpp_read_state): Prototype.
13061 * cpppch.c: New file.
13062 * flags.h (version_flag): Remove prototype.
13063 * mkdeps.c (deps_save): New.
13064 (deps_restore): New.
13065 * mkdeps.h (deps_save): Prototype.
13066 (deps_restore): Prototype.
13067 * toplev.c (late_init_hook): Delete.
13068 (version_flag): Make static again.
13069 (compile_file): Don't call late_init_hook.
13070 * toplev.h (late_init_hook): Delete.
13071 * doc/cppopts.texi: Document -fpch-deps.
13072 * doc/invoke.texi (Warning Options): Document -Winvalid-pch.
13074 2002-08-27 Geoffrey Keating <geoffk@redhat.com>
13076 * c-pch.c (c_common_write_pch): Rename from c_write_pch, change
13077 callers.
13078 (c_common_valid_pch): Rename from c_valid_pch, change callers.
13079 (c_common_read_pch): Rename from c_read_pch, change callers.
13081 * c-opts.c (COMMAND_LINE_OPTIONS): Allow -output-pch= to have
13082 a space between it and its argument.
13084 2002-08-24 Geoffrey Keating <geoffk@redhat.com>
13086 * c-pch.c: New file.
13087 * toplev.h (late_init_hook): Declare.
13088 * toplev.c (late_init_hook): Define.
13089 (version_flag): Make globally visible.
13090 (compile_file): Call late_init_hook.
13091 (init_asm_output): Make output file seekable.
13092 * gcc.c (default_compilers): Update c-header rule.
13093 * flags.h (version_flag): Declare.
13094 * cpplib.h (struct cpp_callbacks): Add 'valid_pch' and 'read_pch'
13095 fields.
13096 * cppfiles.c (struct include_file): Add 'pch' field.
13097 (INCLUDE_PCH_P): New.
13098 (open_file_pch): New.
13099 (stack_include_file): Handle PCH files specially.
13100 (find_include_file): Call open_file_pch instead of open_file.
13101 (_cpp_read_file): Explain why open_file is used instead of
13102 open_file_pch.
13103 * c-opts.c (c_common_decode_option): Correct OPT__output_pch case.
13104 * c-objc-common.c (c_objc_common_finish_file): Call c_write_pch.
13105 * c-lex.c (init_c_lex): Set valid_pch and read_pch fields
13106 in cpplib callbacks.
13107 * c-common.c (pch_file): Correct comment.
13108 (allow_pch): Define.
13109 (c_common_init): Call pch_init.
13110 * c-common.h (allow_pch): Declare.
13111 (pch_init): Declare.
13112 (c_valid_pch): Declare.
13113 (c_read_pch): Declare.
13114 (c_write_pch): Declare.
13115 * Makefile.in (c-pch.o): New.
13116 (C_AND_OBJC_OBJS): Add c-pch.o.
13117 * doc/invoke.texi (Precompiled Headers): Add index entries,
13118 complete truncated paragraph.
13120 2002-08-17 Geoffrey Keating <geoffk@redhat.com>
13122 * c-common.c: (pch_file): Define.
13123 * c-common.h (pch_file): Declare.
13124 * c-opts.c (COMMAND_LINE_OPTIONS): Add --output-pch=.
13125 (missing_arg): Require --output-pch= to have an argument.
13126 (c_common_decode_option): Handle --output-pch=.
13127 * gcc.c: Document new %V.
13128 (default_compilers): Handle compiling C header files.
13129 (do_spec_1): Implement %V.
13130 (main): Handle "gcc foo.h" without trying to run linker.
13131 * doc/invoke.texi (Invoking GCC): Add new menu item for PCH.
13132 (Overall Options): Document what the driver does with header files,
13133 document new -x option possibilities.
13134 (Invoking G++): More documentation for PCH.
13135 (Precompiled Headers): New.
13137 2002-08-09 Geoffrey Keating <geoffk@redhat.com>
13139 * ggc.h: Don't include varray.h. Rearrange functions to be more
13140 organized.
13141 (ggc_add_root): Delete.
13142 (ggc_mark_rtx): Delete.
13143 (ggc_mark_tree): Delete.
13144 (struct ggc_statistics): Remove contents.
13145 * ggc-common.c: Remove unneeded includes.
13146 (struct ggc_root): Delete.
13147 (roots): Delete.
13148 (ggc_add_root): Delete.
13149 (ggc_mark_roots): Don't mark `roots'. Call ggc_mark_stringpool.
13150 (ggc_print_common_statistics): Remove most of the contents.
13151 * Makefile.in (GGC_H): No longer uses varray.h.
13152 (ggc-common.o): Update dependencies.
13153 (c-parse.o): Add varray.h to dependencies.
13154 (c-common.o): Add varray.h.
13155 * stringpool.c (mark_ident): Use mangled name for tree marker routine.
13156 (mark_ident_hash): Rename to ggc_mark_stringpool.
13157 (init_stringpool): Don't use ggc_add_root.
13158 * c-parse.in: Include varray.h.
13159 * c-common.c: Include varray.h.
13160 * objc/Make-lang.in (objc-act.o): Add varray.h.
13161 * objc/objc-act.c: Include varray.h.
13163 2002-07-25 Geoffrey Keating <geoffk@redhat.com>
13165 * dwarf2out.c (dw_cfi_oprnd2_desc): Fix ISO-only function definition.
13166 (dw_cfi_oprnd1_desc): Likewise.
13168 2002-07-17 Geoffrey Keating <geoffk@redhat.com>
13170 * config/alpha/alpha.c (struct alpha_links): Use gengtype to mark;
13171 move out of ifdef.
13172 (alpha_links): Use gengtype to mark; move out of ifdef.
13173 (mark_alpha_links_node): Delete.
13174 (mark_alpha_links): Delete.
13175 (alpha_need_linkage): Use GGC to allocate splay tree, struct
13176 alpha_links, strings. Don't use ggc_add_root.
13177 * ggc-common.c (ggc_splay_alloc): New.
13178 (ggc_splay_dont_free): New.
13179 * ggc.h (ggc_mark_rtx): Update for changed name mangling.
13180 (ggc_mark_tree): Likewise.
13181 (splay_tree_new_ggc): New.
13182 (ggc_splay_alloc): Declare.
13183 (ggc_splay_dont_free): Declare.
13184 * dwarf2asm.c: Include gt-dwarf2asm.h.
13185 (mark_indirect_pool_entry): Delete.
13186 (mark_indirect_pool): Delete.
13187 (indirect_pool): Use gengtype to mark.
13188 (dw2_force_const_mem): Don't use ggc_add_root.
13189 * Makefile.in (dwarf2asm.o): Depend on gt-dwarf2asm.h.
13190 (GTFILES): Add SPLAY_TREE_H, dwarf2asm.c.
13191 (gt-dwarf2asm.h): Depend on s-gtype.
13193 2002-07-08 Geoffrey Keating <geoffk@redhat.com>
13195 * tree.h (union tree_type_symtab): Mark `die' field.
13196 * Makefile.in (dwarf2out.o): Update dependencies.
13197 * dwarf2out.c: Use GGC to allocate all structures. Convert to htab_t
13198 hash tables.
13199 (dw_cfi_oprnd1_desc): New function.
13200 (dw_cfi_oprnd2_desc): New function.
13201 (indirect_string_alloc): Delete.
13202 (debug_str_do_hash): New function.
13203 (debug_str_eq): New function.
13204 (mark_limbo_die_list): Delete.
13205 (dwarf2out_init): Don't call ggc_add_root.
13207 2003-01-09 Vladimir Makarov <vmakarov@redhat.com>
13209 The following changes are merged from itanium-sched-branch:
13211 2003-01-08 David Edelsohn <edelsohn@gnu.org>
13213 * doc/md.texi: Clarify assignment of units to automata description.
13215 2003-01-08 Vladimir Makarov <vmakarov@redhat.com>
13217 * genautomata.c (unit_decl): Remove members
13218 `the_same_automaton_unit' and
13219 `the_same_automaton_message_reported_p'.
13220 (process_unit_to_form_the_same_automaton_unit_lists,
13221 form_the_same_automaton_unit_lists_from_regexp,
13222 form_the_same_automaton_unit_lists, the_same_automaton_lists):
13223 Remove them.
13224 (annotation_message_reported_p): New global variable.
13225 (check_unit_distribution_in_reserv,
13226 check_regexp_units_distribution): New functions.
13227 (check_unit_distributions_to_automata): Rewrite it.
13229 2003-01-04 Vladimir Makarov <vmakarov@redhat.com>
13231 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
13232 Use continue instead of break if cycle is too big.
13234 2002-12-20 Vladimir Makarov <vmakarov@redhat.com>
13236 * genautomata.c (check_unit_distributions_to_automata): Output at
13237 most one message for a unit.
13238 (process_unit_to_form_the_same_automaton_unit_lists): Check
13239 automaton of units instead of units themself.
13241 * doc/md.texi: Describe the constraint about assigning unit to
13242 automata.
13244 2002-12-20 Jan Hubicka <jH@suse.cz>
13245 Vladimir Makarov <vmakarov@redhat.com>
13247 * genautomata.c (unit_decl): Add new members `min_occ_cycle_num'
13248 and `in_set_p'.
13249 (gen_cpu_unit): Initialize the new members.
13250 (process_regexp_cycles): Calculate minimal finish cycle too. Set
13251 up `min_occ_cycle_num'.
13252 (evaluate_max_reserv_cycles): Change the function call.
13253 (CLEAR_BIT): New macro.
13254 (states_union, state_shift): Use the mask.
13255 (initiate_excl_sets, form_reserv_sets_list): Set up `in_set_p'.
13256 (form_reservs_matter): New function.
13257 (make_automaton): Call the function and use the mask.
13258 (estimate_one_automaton_bound): Take `min_occ_cycle_num' into
13259 account.
13261 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
13263 * config/ia64/itanium2.md (lfetch): Change the insn reservation.
13265 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
13267 * config/ia64/ia64.c (bundling): Try to insert 2 nops for M insn
13268 for Itanium.
13270 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
13272 * config/ia64/ia64.c (ia64_override_options): Make itanium2 as
13273 default cpu.
13275 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
13276 2002-10-31 Dale Johannesen <dalej@apple.com>
13278 * haifa-sched.c (find_set_reg_weight): New function.
13279 (find_insn_reg_weight): Use the new function.
13280 (schedule_block): Do sorting ready queue always
13281 after insn issue.
13283 2002-11-27 Vladimir Makarov <vmakarov@redhat.com>
13285 * config/ia64/ia64.c (bundling): Use MFI template instead of MLX.
13287 2002-11-19 Vladimir Makarov <vmakarov@redhat.com>
13289 * haifa-sched.c (choice_entry): New structure.
13290 (choice_stack, cycle_issued_insns): New variables.
13291 (max_issue): Rewrite it.
13292 (choose_ready): Set up ready_try for unknown insns too.
13293 (schedule_block): Allocate and free choice_stack. Set up
13294 and modify cycle_issued_insns.
13296 * config/ia64/ia64.c (issue_nops_and_insn): Combine insn issue
13297 with and without filling the bundle.
13298 (bundling): Combine calls of issue_nops_and_insn.
13300 2002-10-17 Vladimir Makarov <vmakarov@redhat.com>
13302 * config/ia64/itanium1.md: New file.
13304 * config/ia64/itanium2.md: New file.
13306 * config/ia64/ia64.md: Move DFA descriptions into the new files.
13307 Remove the old pipeline description.
13309 * config/ia64/ia64.c (ia64_override_options): Add aliases of
13310 itanium processor names.
13312 2002-10-16 Vladimir Makarov <vmakarov@redhat.com>
13314 * config/ia64/ia64.c (bundling): Print states for Itanium2 too.
13315 (ia64_reorg): Set up queried unit codes for Itanium2 too.
13317 * config/ia64/ia64.md: Add descriptions for Itanium2.
13319 2002-10-08 Vladimir Makarov <vmakarov@redhat.com>
13321 * config/ia64/ia64.h (processor_type): New enumeration.
13322 (ia64_tune, ia64_tune_string): New external declarations.
13323 (TARGET_OPTIONS): Add option `tune='.
13325 * config/ia64/ia64.c (ia64_tune, ia64_tune_string): New global
13326 variables.
13327 (ia64_override_options): Set up `ia64_tune'.
13328 (ia64_sched_reorder2): Set up `clocks' only for Itanium.
13329 (ia64_dfa_new_cycle): Set up `add_cycles' only for Itanium.
13330 (bundling): Add nops for MM-insns only for Itanium.
13331 (ia64_reorg): Allocate and free `clocks' and `add_cycles' only for
13332 Itanium.
13334 * config/ia64/ia64.md (cpu): New attribute.
13335 (DFA description): Enable it only for Itanium.
13337 2002-10-08 Vladimir Makarov <vmakarov@redhat.com>
13338 Richard Henderson <rth@redhat.com>
13340 * config/ia64/ia64.h (MASK_TUNE_STOP_BITS): Rename it to
13341 MASK_EARLY_STOP_BITS.
13342 (TARGET_TUNE_STOP_BITS): Rename it to TARGET_EARLY_STOP_BITS.
13343 (TARGET_SWITCHES): Rename option `tune-stop-bits' to
13344 `early-stop-bits'.
13346 * config/ia64/ia64.c (ia64_dfa_new_cycle,
13347 final_emit_insn_group_barriers): Use TARGET_EARLY_STOP_BITS
13348 instead of TARGET_TUNE_STOP_BITS.
13350 * doc/invoke.texi: Rename option `-mtune-stop-bits' to
13351 `-mearly-stop-bits'.
13353 * config/ia64/ia64.c (automata_option "v"): Comment it.
13355 2002-10-07 Vladimir Makarov <vmakarov@redhat.com>
13357 * config/ia64/ia64.h (MASK_TUNE_STOP_BITS, TARGET_TUNE_STOP_BITS):
13358 New macros.
13359 (TARGET_SWITCHES): Add entries for the new option.
13361 * config/ia64/ia64.c (dfa_stop_insn, last_scheduled_insn, rtx
13362 dfa_pre_cycle_insn, ia64_nop): Don't make them as roots for GC.
13363 (stops_p, stop_before_p, clocks_length, clocks, add_cycles): New
13364 global variables.
13365 (ia64_sched_reorder2): Set up `clocks'.
13366 (ia64_variable_issue): Set up `stops_p' and reset `stop_before_p'.
13367 (ia64_dfa_new_cycle): Set up add_cycle. Permit sorting ready
13368 queue when TARGET_TUNE_STOP_BITS.
13369 (bundling): Insert additional nops for MM-insns.
13370 (final_emit_insn_group_barriers): Add insertion of stop bits
13371 according `stops_p'.
13372 (ia64_reorg): Initiate the new varibales.
13374 * doc/invoke.texi: Add description of option `-mtune-stop-bits'.
13376 2002-10-02 Vladimir Makarov <vmakarov@redhat.com>
13378 * haifa-sched.c (schedule_block): Modify INSN_TICK of depended
13379 insns at the end of block insn scheduling.
13381 2002-09-30 Vladimir Makarov <vmakarov@redhat.com>
13383 * sched-deps.c (remove_dependence, group_leader): Remove it.
13384 (add_dependence): Add dependence to group leader to.
13385 (set_sched_group_p): Add dependence to the first insn of the
13386 schedule group too.
13387 (sched_analyze_insn): Make dependence to jump as anti-dependence.
13388 Change true dependence by anti-dependence when
13389 `reg_pending_barrier'.
13391 * sched-rgn.c (init_ready_list, can_schedule_ready_p,
13392 add_branch_dependences): Ignore schedule groups.
13394 * sched-ebb.c (init_ready_list): Ditto.
13396 * (move_insn, set_priorities): Ditto.
13398 * config/ia64/ia64.c (ia64_sched_init): Check that schedule group
13399 flag is clear after reload.
13400 (adjust_cost): Change cost only for output dependencies.
13402 * config/ia64/ia64.md: Add more insns into bypass for MM-insns.
13404 2002-09-26 Vladimir Makarov <vmakarov@redhat.com>
13406 * Makefile.in (sched-ebb.o): Add `$(TARGET_H)' to the entry.
13408 * target.h (gcc_target): Add member
13409 `dependencies_evaluation_hook'.
13411 * target-def.h (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New
13412 macro.
13413 (TARGET_SCHED): Add initiatialization of the new member.
13415 * sched-ebb.c: Include `target.h'.
13416 (schedule_ebb): Call `dependencies_evaluation_hook'.
13418 * sched-rgn.c (schedule_region): Call
13419 `dependencies_evaluation_hook'.
13421 * config/ia64/ia64.c (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
13422 New macro.
13423 (ia64_dependencies_evaluation_hook): New function.
13425 * doc/tm.texi (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
13426 Describe the new hook.
13428 2002-09-25 Vladimir Makarov <vmakarov@redhat.com>
13430 * target.h (gcc_target): Add members
13431 `first_cycle_multipass_dfa_lookahead_guard' and `dfa_new_cycle'.
13433 * target-def.h (TARGET_SCHED_DFA_NEW_CYCLE,
13434 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): New
13435 macros.
13436 (TARGET_SCHED): Add initiatialization of the new members.
13438 * haifa-sched.c (schedule_insn): Update last_clock_var for the 1st
13439 insn scheduling too.
13440 (choose_ready): Use `first_cycle_multipass_dfa_lookahead_guard' to
13441 initialize `ready_try'.
13442 (schedule_block): Use `dfa_new_cycle'. Sort `ready' only unless
13443 `dfa_new_cycle' says not to do it.
13445 * config/ia64/ia64.md: Add DFA Itanium 1 description for insn
13446 bundling.
13448 * config/ia64/ia64.h (CPU_UNITS_QUERY): New macro.
13450 * config/ia64/ia64.c: Include `hashtab.h'.
13451 (ia64_first_cycle_multipass_dfa_lookahead_guard,
13452 ia64_dfa_new_cycle, final_emit_insn_group_barriers,
13453 ia64_dfa_sched_reorder, get_free_bundle_state, free_bundle_state,
13454 initiate_bundle_states, finish_bundle_states, bundle_state_hash,
13455 bundle_state_eq_p, insert_bundle_state,
13456 initiate_bundle_state_table, finish_bundle_state_table,
13457 try_issue_nops, try_issue_insn, issue_nops_and_insn, get_max_pos,
13458 get_template, get_next_important_insn, bundling): New functions.
13459 (ia64_internal_sched_reorder): Remove it.
13460 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
13461 TARGET_SCHED_DFA_NEW_CYCLE): New macros.
13462 (ia64_safe_itanium_requires_unit0): Remove it.
13463 (group_barrier_needed_p): Place group barrier right before a real
13464 insn.
13465 (bundle, ia64_packet, NR_PACKETS, type_names, packets, packets):
13466 Remove them.
13467 (bundle_name): New variable.
13468 (_0mii_, _0mmi_, _0mfi_, _0mmf_, _0bbb_, _0mbb_, _0mib_, _0mmb_,
13469 _0mfb_, _0mlx_, _1mii_, _1mmi_, _1mfi_, _1mmf_, _1bbb_, _1mbb_,
13470 _1mib_, _1mmb_, _1mfb_, _1mlx_, pos_1, pos_2, pos_3, pos_4, pos_5,
13471 pos_6, dfa_stop_insn, last_scheduled_insn, dfa_state_size,
13472 temp_dfa_state, prev_cycle_state): New global variables.
13473 (insn_matches_slot, maybe_rotate, finish_last_head,
13474 rotate_one_bundle, rotate_one_bundles, nop_cycles_until,
13475 cycle_end_fill_slots, packet_matches_p, get_split, find_best_insn,
13476 find_best_packet, itanium_reorder, dump_current_packet,
13477 schedule_stop, gen_nop_type, ia64_emit_nops): Remove them.
13478 (sched_data, sched_ready, sched_types): Remove them.
13479 (ia64_sched_init): Initiate only `last_scheduled_insn' and call
13480 `init_insn_group_barriers'.
13481 (ia64_sched_reorder, ia64_sched_reorder2): Call
13482 ia64_dfa_sched_reorder.
13483 (ia64_variable_issue): Rewrite it.
13484 (bundle_state): New structure.
13485 (index_to_bundle_states, bundle_states_num,
13486 allocated_bundle_states_chain, free_bundle_state_chain): New
13487 global variables.
13488 (ia64_sched_finish): Add stop bits and call `bundling' after the
13489 2nd insn scheduling.
13490 (ia64_use_dfa_pipeline_interface): Return zero always.
13491 (ia64_first_cycle_multipass_dfa_lookahead): Return 6 for the 2nd
13492 insn scheduling.
13493 (ia64_init_dfa_pre_cycle_insn): Initialize `dfa_state_size',
13494 `temp_dfa_state', `prev_cycle_state', and `dfa_stop_insn'.
13495 (ia64_reorg): Add bundling insns.
13497 * doc/tm.texi
13498 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
13499 TARGET_SCHED_DFA_NEW_CYCLE): Describe the new hooks.
13501 2002-09-23 Vladimir Makarov <vmakarov@redhat.com>
13503 * config/ia64/ia64.md: Add Itanium1 DFA description.
13504 (itanium_class): Add `nop' and `pre_cycle'. Add
13505 define_function_unit for `nop'.
13506 (nop): Change attribute `itanium_class'.
13507 (pre_cycle): New define_insn.
13509 * config/ia64/ia64-protos.h (bundling_p): New external variable.
13510 (ia64_st_address_bypass_p, ia64_ld_address_bypass_p,
13511 ia64_produce_address_p): New function prototypes.
13513 * config/ia64/ia64.c (bundling_p): New global variable.
13514 (ia64_use_dfa_pipeline_interface,
13515 ia64_first_cycle_multipass_dfa_lookahead,
13516 ia64_init_dfa_pre_cycle_insn, ia64_dfa_pre_cycle_insn): New
13517 functions.
13518 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
13519 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
13520 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
13521 TARGET_SCHED_DFA_PRE_CYCLE_INSN): New macros.
13522 (ia64_sched_init, ia64_sched_reorder, ia64_sched_reorder2,
13523 ia64_variable_issue, ia64_sched_finish): Do nothing before reload.
13524 (dfa_pre_cycle_insn): New variable.
13526 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
13528 * rtl.def (FINAL_PRESENCE_SET, FINAL_ABSENCE_SET): New
13529 constructions.
13531 * genattrtab.h (gen_final_presence_set, gen_final_absence_set):
13532 New function prototypes.
13534 * genattrtab.c (main): Process the new constructions.
13536 * genautomata.c (gen_presence_absence_set,
13537 process_presence_absence_names, process_presence_absence_patterns,
13538 add_presence_absence, check_absence_pattern_sets): Add parameter
13539 `final_p'.
13540 (unit_decl): Add new members `final_presence_list' and
13541 `final_absence_list'.
13542 (unit_pattern_rel_decl): Add new member `final_p'.
13543 (gen_final_presence_set, gen_final_absence_set): New functions.
13544 (process_decls): Use member `final_p'.
13545 (temp_reserv): New global variable.
13546 (reserv_sets_are_intersected): Add processing `final_presence_set'
13547 and `final_absence_set'.
13548 (initiate_states): Allocate `temp_reserv'.
13549 (unit_final_presence_set_table, unit_final_absence_set_table): New
13550 gloabal variables.
13551 (initiate_presence_absence_pattern_sets): Initiate them.
13552 (NDFA_to_DFA): Fix typo.
13553 (output_description): Output `final_presence_set' and
13554 `final_absence_set'.
13556 * doc/md.texi (final_presence_set, final_absence_set): Describe
13557 them.
13559 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
13561 * genautomata.c (transform_3): Process a missing case (nothing on
13562 unit place).
13564 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
13566 * rtl.def (DEFINE_QUERY_CPU_UNIT, AUTOMATA_OPTION): Change
13567 comments about queried units and the minimization.
13569 * doc/md.texi: Ditto.
13571 * genautomata.c (create_composed_state): Return nonzero if the new
13572 state has been created.
13573 (first_cycle_unit_presence): New function.
13574 (state_is_differed): Add new parameter. Use the new function.
13575 Take queried units into account.
13576 (partition_equiv_class): Pass additional parameter to
13577 `state_is_differed'.
13578 (merge_states): Process composed states too.
13579 (build_automaton, create_automata, output_min_issue_delay_table,
13580 output_tables, output_statistics): Output more information.
13581 (output_reserved_units_table): Use function
13582 `first_cycle_unit_presence'.
13583 (output_tables): Output table of queried units even if the
13584 minimization is switched on.
13585 (write_automata): Output code for querying units even if the
13586 minimization is switched on.
13588 2002-09-19 Vladimir Makarov <vmakarov@redhat.com>
13590 * rtl.def (PRESENCE_SET, ABSENCE_SET): Add comments about extended
13591 syntax of the constructions.
13593 * doc/md.texi (PRESENCE_SET, ABSENCE_SET): Add description of
13594 extended syntax of the constructions.
13596 * genautomata.c (unit_rel_decl): Rename it to
13597 `unit_pattern_rel_decl'.
13598 (pattern_set_el, pattern_reserv): New structures.
13599 (pattern_set_el_t, pattern_reserv_t): New types.
13600 (gen_presence_absence_set): New function.
13601 (process_presence_absence): Remove it.
13602 (process_presence_absence_names,
13603 process_presence_absence_patterns): New functions.
13604 (get_presence_absence_set): Remove it.
13605 (initiate_presence_absence_sets): Rename it on
13606 `initiate_presence_absence_pattern_sets'. Use new function
13607 `form_reserv_sets_list'.
13608 (form_reserv_sets_list, check_presence_pattern_sets,
13609 check_absence_pattern_sets, output_pattern_set_el_list): New
13610 functions.
13611 (unit_decl): Change types of members `presence_list' and
13612 `absence_list'.
13613 (unit_rel_decl): Rename member `names_num' to `all_names_num'.
13614 (decl): Change types of members `excl', `presence', and `absence'.
13615 (get_str_vect): Rename `par_flag' to `paren_p'. Add null element
13616 at the end of the vector.
13617 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13618 gen_automaton, gen_regexp_repeat, gen_regexp_allof,
13619 gen_regexp_oneof, gen_regexp_sequence): Use boolean values.
13620 (gen_presence_set, gen_absence_set): Use new function
13621 `gen_presence_absence_set'.
13622 (add_presence_absence): Process `pattern_list' instead of
13623 `source_list'.
13624 (process_decls): USe new functions
13625 `process_presence_absence_names' and
13626 `process_presence_absence_patterns'.
13627 (reserv_sets_are_intersected): Use new function
13628 `check_presence_pattern_sets'.
13629 (presence_set, absence_set): Remove them.
13630 (unit_presence_set_table, unit_absence_set_table): New global
13631 variables.
13632 (output_description): Use new function
13633 `output_pattern_set_el_list'.
13634 (generate): Use `initiate_presence_absence_pattern_sets'.
13636 2002-09-18 Vladimir Makarov <vmakarov@redhat.com>
13638 * genattr.c (main): Add output of prototype of new interface
13639 function `dfa_clean_insn_cache'.
13641 * genautomata.c (output_dfa_clean_insn_cache_func): New function.
13642 (DFA_CLEAN_INSN_CACHE_FUNC_NAME): New macro.
13643 (output_dfa_start_func): Use function `dfa_clean_insn_cache' in
13644 the generated code.
13645 (write_automata): Call the new function.
13647 2003-01-09 Jan Hubicka <jh@suse.cz>
13649 * i386.md (unit, prefix_0f, memory attributes): Hanlde sseicvt
13650 correctly.
13652 2003-01-09 Paolo Carlini <pcarlini@unitus.it>
13654 * doc/tm.texi (EXTRA_ADDRESS_CONSTRAINT): Fix typo.
13656 2003-01-09 J"orn Rennecke <joern.rennecke@superh.com>
13658 * defaults.h (EXTRA_MEMORY_CONSTRAINT): Add STR argument.
13659 (EXTRA_ADDRESS_CONSTRAINT): Likewise.
13660 (CONSTRAINT_LEN): Provide default definition.
13661 (CONST_OK_FOR_CONSTRAINT_P): Likewise.
13662 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Likewise.
13663 (EXTRA_CONSTRAINT_STR): Likewise.
13664 (REG_CLASS_FROM_CONSTRAINT): Define.
13665 * genoutput.c (check_constraint_len, constraint_len): New functions.
13666 (validate_insn_alternatives): Check CONSTRAINT_LEN for each
13667 constraint / modifier.
13668 (gen_insn): Call check_constraint_len.
13669 * local-alloc.c (block_alloc): Update to use new macros / pass
13670 second argument to EXTRA_{MEMORY,ADDRESS}_CONSTRAINT.
13671 * ra-build.c (handle_asm_insn): Likewise.
13672 * recog.c (asm_operand_ok, preprocess_constraints): Likewise.
13673 (constrain_operands, peep2_find_free_register): Likewise.
13674 * regclass.c (record_operand_costs, record_reg_classes): Likewise.
13675 * regmove.c (find_matches): Likewise.
13676 * reload.c (push_secondary_reload, find_reloads): Likewise.
13677 (alternative_allows_memconst): Likewise.
13678 * reload1.c (maybe_fix_stack_asms): Likewise.
13679 (reload_cse_simplify_operands): Likewise.
13680 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13681 * doc/tm.texi (CONSTRAINT_LEN, REG_CLASS_FROM_CONSTRAINT): Document.
13682 (CONST_OK_FOR_CONSTRAINT_P): Likewise.
13683 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P, EXTRA_CONSTRAINT_STR): Likewise.
13684 (EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Add STR argument.
13685 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Likewise.
13687 * sh.h (OVERRIDE_OPTIONS): Allow first scheduling pass for SH5.
13689 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
13691 * config/h8300/h8300.md (*extzv_1_r_h8300): Correct the insn
13692 length.
13693 (*extzv_1_r_h8300hs): Likewise.
13694 (*extzv_1_r_inv_h8300): Likewise.
13695 (*extzv_1_r_inv_h8300hs): Likewise.
13697 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
13699 * config/h8300/h8300.h (PREDICATE_CODES): New.
13701 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
13703 * config/h8300/h8300.md (*addsi3_upper): New.
13704 (*iorsi3_shift): Likewise.
13705 (two splitters): Likewise.
13706 (*addsi3_shift): Likewise.
13707 (two splitters): Likewise.
13709 2003-01-09 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
13711 * Makefile.in (optabs.o): Add dependency on basic-block.h.
13712 * basic-block.h (control_flow_insn_p): Fuction was exported.
13713 * cfgbuild.c (control_flow_insn_p): Fuction was made non-static.
13714 * optabs.c (emit_libcall_block): Emit REG_LIBCALL and REG_RETVAL
13715 notes only when the region is contained in a single basic block.
13717 2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13719 PR inline-asm/8832
13720 * tree.h (expand_asm): New prototype.
13721 * stmt.c (expand_asm): Set the MEM_VOLATILE_P flag if instructed
13722 to do so.
13723 * c-semantics (genrtl_asm_stmt): Pass the RID_VOLATILE qualifier
13724 down to expand_asm.
13725 * c-typeck.c (simple_asm_stmt): Set the RID_VOLATILE qualifier.
13726 * rtlanal.c (volatile_insn_p) [ASM_INPUT]: Test the MEM_VOLATILE_P flag.
13727 (volatile_refs_p) [ASM_INPUT]: Likewise.
13728 (side_effects_p) [ASM_INPUT]: Likewise.
13730 2003-01-09 Jan Hubicka <jh@suse.cz>
13732 * i386.md (*mul*): FIx constraints; remove confused comment; fix
13733 athlon_decode attributes
13734 (imul/k8 optimization peep2s): New.
13736 * athlon.md (athlon_ssecmp*): Handle ssecomi as well.
13737 * i386.md (type attribute): Add ssecomi.
13738 (unit, memory, prefix attributes): Handle ssecomi.
13739 (cvt?2? patterns): Fix athlon_decode attribute
13740 (comi patterns): Set attribute to ssecomi.
13742 PR target/8343
13743 * m68k.md (umulsidi, mulsidi expanders): Use register operand.
13745 2003-01-09 Richard Sandiford <rsandifo@redhat.com>
13747 * config/mips/mips.h (PREDICATE_CODES): Add ADDRESSOF for predicates
13748 that match register_operands.
13749 * config/mips/mips.c (reg_or_0_operand, true_reg_or_0_operand): Make
13750 register_operand the default case.
13752 2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13754 PR c/8032
13755 * c-typeck.c (process_init_element) [RECORD_TYPE]: For
13756 an empty element, do not advance the pointer to unfilled
13757 fields if there are pending initializers.
13759 2003-01-09 Christian Cornelssen <ccorn@cs.tu-berlin.de>
13761 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Also pass DESTDIR.
13762 (install-gcc-tooldir, install-cpp, installdirs,
13763 install-common, install-driver, install-info, install-man,
13764 install-headers, install-include-dir, install-headers-tar,
13765 install-headers-cpio, install-headers-cp, install-mkheaders,
13766 install-collect2, uninstall): Prepend $(DESTDIR) to
13767 destination paths in all (un)installation commands.
13768 (install-driver): Rewrite $(LN) commands to support DESTDIR
13769 with "ln" as well as with "ln -s".
13770 (installdirs): Simply use mkinstalldirs.
13771 (install-libgcc, install-multilib): Also pass DESTDIR.
13772 * mklibgcc.in: Prepend $(DESTDIR) to $(libsubdir) in the
13773 installation destination variable ldir.
13774 * config/alpha/t-osf4, config/arm/t-netbsd,
13775 config/ia64/t-hpux, config/mips/t-iris5-6,
13776 config/pa/t-hpux-shlib, config/rs6000/t-aix43,
13777 config/rs6000/t-aix52, config/t-slibgcc-elf-ver,
13778 config/t-slibgcc-sld: Prepend $$(DESTDIR) to $$(slibdir)
13779 in the definition of SHLIB_INSTALL.
13780 * config/arc/t-arc (install-multilib-arc): Prepend $(DESTDIR) to
13781 $(libsubdir) in the installation commands.
13783 2003-01-08 Kaz Kojima <kkojima@gcc.gnu.org>
13785 * config/sh/sh.h (CASE_VECTOR_MODE): Use SImode for a
13786 non-optimizing compile.
13787 (ASM_OUTPUT_ADDR_VEC_ELT): Use .long for a non-optimizing
13788 compile.
13790 2003-01-08 Douglas B Rupp <rupp@gnat.com>
13792 * config/i386/i386.c (ix86_attribute_table): Add new attributes
13793 ms_struct and gcc_struct.
13794 (ix86_handle_struct_attribute): New function.
13795 (ix86_ms_bitfield_layout_p): Update to take new attributes
13796 into account.
13797 * doc/extend.texi: Document new attributes.
13798 * testsuite/gcc.dg/bf-ms-attrib.c: New test.
13800 2003-01-08 Danny Smith <dannysmith@users.sourceforge.net>
13802 PR optimization/8750
13803 * config/i386/i386.c (ix86_expand_prologue): Don't allow
13804 scheduling pass to move insns across __alloca call.
13806 2003-01-08 Dale Johannesen <dalej@apple.com>
13808 * config/rs6000/rs6000.md: Replace *store_multiple_string
13809 with *stmsi[3-8].
13811 2003-01-08 Jeff Sturm <jsturm@one-point.com>
13813 PR target/9210
13814 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info):
13815 Set SYMBOL_REF_FLAG on local data sym_ref.
13817 2003-01-08 Dale Johannesen <dalej@apple.com>
13819 * function.c (assign_parms): Don't set pretend_args_size if
13820 REG_PARM_STACK_SPACE.
13821 config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
13822 pretend_args_size.
13824 2003-01-08 Nathanael Nerode <neroden@gcc.gnu.org>
13826 * gcc.hlp: Delete.
13828 2003-01-09 Jan Hubicka <jh@suse.cz>
13830 * i386.c (ix86_expand_int_addcc): Fix thinko.
13832 2003-01-08 David Edelsohn <edelsohn@gnu.org>
13834 * config/rs6000/rs6000.h (FUNCTION_MODE): Always use SImode.
13835 * config/rs6000/rs6000.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine
13836 as hook_bool_tree_hwi_hwi_tree_true.
13837 (rs6000_emit_allocate_stack): Use TARGET_32BIT.
13838 (rs6000_emit_epilogue): Same.
13839 (rs6000_output_mi_thunk): Re-implement as RTL.
13840 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Call
13841 xcoffout_declare_function if any debugging enabled.
13843 2003-01-08 Chris Demetriou <cgd@broadcom.com>
13845 * config.gcc (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*): New
13846 targets, to support MIPS32 Release 2 (MIPS32R2) configurations.
13847 * config/mips/mips.h (enum processor_type): Rename
13848 PROCESSOR_R4KC to PROCESSOR_4KC, PROCESSOR_R5KC to
13849 PROCESSOR_5KC, and PROCESSOR_R20KC to PROCESSOR_20KC.
13850 Add PROCESSOR_M4K.
13851 (TARGET_MIPS4KC, TARGET_MIPS5KC): Update for the renaming.
13852 (ISA_MIPS32R2): New define.
13853 (GENERATE_MULT3_SI, ISA_HAS_CONDMOVE, ISA_HAS_8CC)
13854 (ISA_HAS_MADD_MSUB, ISA_HAS_CLZ_CLO)
13855 (ISA_HAS_PREFETCH): Add support for MIPS32R2.
13856 (MIPS_ISA_DEFAULT): Likewise. Also, fix indentation.
13857 (TARGET_CPU_CPP_BUILTINS): Add support for MIPS32R2. Add new
13858 predefine __mips_isa_rev for MIPS32, MIPS32R2, and MIPS64.
13859 (ISA_HAS_ROTR_SI): Add support for MIPS32R2, and avoid if
13860 compiling MIPS16 code.
13861 (ISA_HAS_ROTR_DI): Do not use if compiling MIPS16 code, and fix
13862 comment.
13863 (ISA_HAS_SEB_SEH): New define.
13864 (ASM_SPEC, LINK_SPEC): Pass -mips32r2 to assembler and linker.
13865 * config/mips/mips.c (mips_cpu_info_table): Adjust for enum
13866 processor_type value renaming. Add support for MIPS32R2.
13867 Clean up comments, and move "sb1" entry with other MIPS64 CPU
13868 entries.
13869 (override_options): Reimplement -mipsN option handling so that
13870 it will work correctly for -mips32r2. Avoid branch-likely
13871 instructions on MIPS32R2.
13872 * config/mips/mips.md (mulsi3_mult3): Add support for MIPS32R2.
13873 (extendhisi2): Use extendhisi2_hw if ISA_HAS_SEB_SEH.
13874 (extendqisi2): Use extendqisi2_hw if ISA_HAS_SEB_SEH.
13875 (extendhisi2_hw, extendqisi2_hw): New.
13876 * config/mips/netbsd.h (TARGET_CPU_CPP_BUILTINS): Add support
13877 for MIPS32R2. Add new predefine __mips_isa_rev for MIPS32,
13878 MIPS32R2, and MIPS64.
13879 (LINK_SPEC): Pass -mips32r2 to linker.
13880 * config/mips/t-isa3264: Built -mips32r2 multilibs.
13881 * doc/invoke.texi (MIPS Options): Add -mips32r2, add support
13882 for mips32r2 in the -march description. Alphabetically sort
13883 CPU names in the -march description. Add long-missed -mips32
13884 and -mips64 to MIPS option summary.
13886 * config.gcc: Update copyright years to include 2003.
13887 * config/mips/mips.c: Likewise.
13888 * config/mips/mips.h: Likewise.
13889 * config/mips/mips.md: Likewise.
13890 * config/mips/netbsd.h: Likewise.
13891 * doc/invoke.texi: Likewise.
13893 2003-01-08 Andreas Schwab <schwab@suse.de>
13895 * aclocal.m4 (gcc_AC_INITFINI_ARRAY): Fix spelling of cache
13896 variable.
13897 * configure: Regenerated.
13899 2003-01-08 Kazu Hirata <kazu@cs.umass.edu>
13901 * config/h8300/h8300.c (output_logical_op): Replace byte/word
13902 extraction of det with b0, b1, w0, w2, etc.
13903 (compute_logical_op_length): Likewise.
13904 (compute_logical_op_cc): Likewise.
13906 2003-01-08 Kazu Hirata <kazu@cs.umass.edu>
13908 * config/h8300/h8300.h (CONSTANT_ADDRESS_P): Allow CONST and
13909 HIGH on all variants.
13911 2003-01-08 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
13913 * Makefile.in (PARTITION_H): New.
13914 (BASIC_BLOCK_H): Added hard-reg-set.h and $(PARTITION_H).
13915 * basic-block.h: Include hard-reg-set.h.
13917 2003-01-08 Richard Earnshaw <rearnsha@arm.com>
13919 * arm.h (ENABLE_XF_PATTERNS): Delete.
13920 * arm.md (addxf3, subxf3, mulxf3, divxf3, modxf3, negxf2, absxf2)
13921 (sqrtxf2, floatsixf2, fix_truncxfsi2, truncxfsf2, truncxfdf2)
13922 (extendsfxf2, extenddfxf2, movxf, cmpxf, cmpxf_insn)
13923 (cmpxf_trap): Delete.
13924 (movxf_hard_insn): Remove test of ENABLE_XF_PATTERNS.
13926 2003-01-08 Jan Hubicka <jh@suse.cz>
13928 * i386.md (adddi3_carry_rex64, subdi3_carry_rex64): Name pattern.
13929 (addhi3_carry, addqi3_carry, subhi3_carry, subqi3_carry): New patterns.
13930 (add??cc): New expanders.
13931 * i386.c (expand_int_addcc): New function.
13932 * i386-protos.h (expand_int_addcc): Declare.
13934 * alias.c (memory_modified_1): New static function.
13935 (memory_modified): New static varaible.
13936 (memory_modified_in_insn_p): New global function.
13937 * rtl.h (memory_modified_in_insn_p): Declare.
13938 * rtlanal.c (modified_between_p, modified_in_p): Be smart about memory
13939 references.
13941 * expr.h (emit_conditional_add): Declare.
13943 2003-01-07 Janis Johnson <janis187@us.ibm.com>
13945 PR other/8947
13946 * doc/invoke.texi (-malign-double): Explain that the option breaks
13947 binary compatibility.
13949 2003-01-08 Andreas Schwab <schwab@suse.de>
13951 * config.gcc (m68k-*-linux*): Don't set extra_parts and gnu_ld,
13952 should come from the generic *-*-linux* entry.
13954 2003-01-07 Jan Hubicka <jh@suse.cz>
13956 * cselib.c (cselib_current_insn_in_libcall): New static variable.
13957 (new_elt_loc_list, cselib_process_insn, cselib_init): Keep track on whether
13958 we are inside libcall.
13959 * cselib.h (elt_loc_list): Add in_libcall.
13960 * gcse.c (do_local_cprop): Do not copy propagate using insns
13961 in libcalls.
13963 2003-01-07 David Edelsohn <edelsohn@gnu.org>
13965 * doc/tm.texi (TARGET_SCHED_VARIABLE_ISSUE): CLOBBER and USE do
13966 not normally affect to issue rate.
13968 2003-01-07 Jan Hubicka <jh@suse.cz>
13970 * genopinit.c (optabs): Add addc_optab.
13971 * ifcvt.c (noce_try_store_flag): Rename to ...
13972 (noce_try_addcc): ... this one; handle generic conditional increment.
13973 (noce_process_if_block): Update noce_try_addcc call.
13974 * optabs.c (emit_conditional_add): New.
13975 (init_obtabs): Initialize addc_optab.
13976 * optabs.h (optab_index): Add OTI_addcc.
13977 (addcc_optab): New macro.
13978 * md.texi: Document addMcc
13980 PR target/8322
13981 * i386.c (ix86_init_mmx_sse_builtins): Constify arguments of loads.
13982 * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
13983 * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
13985 * reload1.c (delete_output_reload): Avoid repeated attempts
13986 to delete insn.
13988 2003-01-07 Andreas Schwab <schwab@suse.de>
13990 * configure.in: Restore CFLAGS before gcc_AC_INITFINI_ARRAY.
13991 Move --enable-initfini-array check ...
13992 * aclocal.m4 (gcc_AC_INITFINI_ARRAY): ... here. Define
13993 HAVE_INITFINI_ARRAY also when --enable-initfini-array is given.
13994 Don't AC_SUBST gcc_cv_initfinit_array. Use AC_TRY_RUN.
13995 * configure: Rebuild.
13997 2003-01-07 Richard Henderson <rth@redhat.com>
13999 * alias.c (find_base_value): Only use new_reg_base_value shortcut
14000 if the register is set once.
14002 2003-01-07 Sylvain Pion <Sylvain.Pion@mpi-sb.mpg.de>
14004 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
14005 __builtin_ia32_ldmxcsr and __builtin_ia32_stmxcsr are SSE, not MXX.
14006 * config/i386/i386.md (ldmxcsr, stmxcsr): SSE, not MMX.
14008 2003-01-07 Benjamin Kosnik <bkoz@redhat.com>
14009 Sunil Davasam <sunil.k.davasam@intel.com>
14011 PR libstdc++/9076
14012 * unwind-dw2.c (execute_cfa_program): DW_CFA_undefined,
14013 DW_CFA_same_value, read next and ignore.
14015 2003-01-07 Richard Henderson <rth@redhat.com>
14017 * cfganal.c (flow_call_edges_add): Don't crash on noreturn call.
14019 2003-01-07 Daniel Berlin <dberlin@dberlin.org>
14021 * cfg.c: Include alloc-pool.h
14022 (edge_pool): New pool.
14023 (bb_pool): New pool.
14024 (first_deleted_edge): Remove.
14025 (first_deleted_block): Remove.
14026 (init_flow): Alloc/free the pools.
14027 (free_edge): Use pools.
14028 (alloc_block): Ditto.
14029 (expunge_block): Ditto.
14030 (cached_make_edge): Ditto.
14032 * Makefile.in (cfg.o): Add alloc-pool.h dependency.
14034 2003-01-07 Daniel Berlin <dberlin@dberlin.org>
14036 * et-forest.c: Include alloc-pool.h.
14037 (struct et_forest): Add node_pool and occur_pool.
14038 (et_forest_create): Create the new pools.
14039 (et_forest_delete): Delete them.
14040 (et_forest_add_node): Allocate and free using pools.
14041 (et_forest_add_edge): Ditto.
14042 (et_forest_remove_node): Ditto.
14043 (et_forest_remove_edge): Ditto.
14045 * Makefile.in (et-forest.o): Add alloc-pool.h dependency.
14047 2003-01-07 Kazu Hirata <kazu@cs.umass.edu>
14049 * config/h8300/h8300.c (output_logical_op): Simplify and
14050 optimize the handling of SImode.
14051 * config/h8300/h8300.c (compute_logical_op_length): Update
14052 accordingly.
14053 * config/h8300/h8300.c (compute_logical_op_cc): Likewise.
14055 2003-01-07 Richard Sandiford <rsandifo@redhat.com>
14057 * config/mips/mips.c (mips_va_arg): In the EABI code, apply the
14058 big-endian correction to indirect arguments too.
14060 2003-01-06 Aldy Hernandez <aldyh@redhat.com>
14062 Segher Boessenkool <segher@koffie.nl>
14064 * config/rs6000/rs6000.c (rs6000_reg_names): Add missing registers.
14065 (alt_reg_names): Ditto, fix formatting.
14066 * config/rs6000/rs6000.h (DEBUG_REGISTER_NAMES): Fix formatting.
14068 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
14070 * config/h8300/h8300.c (final_prescan_insn): Constify uid.
14071 (output_logical_op): Constify intval and det.
14072 (compute_logical_length): Likewise.
14073 (compute_logical_cc): Likewise.
14074 (output_a_shift): Constify mask.
14075 (h8300_encode_label): Constify len.
14077 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
14079 * config/h8300/h8300.c (h8300_expand_prologue): Remove fsize.
14080 (h8300_expand_epilogue): Likewise.
14082 2003-01-06 Aldy Hernandez <aldyh@redhat.com>
14084 Segher Boessenkool <segher@koffie.nl>
14086 * config/rs6000/altivec.md: Remove spaces from assembler
14087 instruction argument lists.
14089 2003-01-07 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14091 * config/c4x/c4x.c (c4x_naked_function_p): Rename from
14092 c4x_assembler_function_p.
14093 (c4x_null_epilogue_p): Complement return value, all uses updated.
14094 (c4x_insert_attributes): Add naked.
14095 * config/c4x/c4x.md (c4x_null_epilogue_p): Changes uses.
14096 * doc/extend.texi: Update C4x function attributes.
14098 2003-01-06 Richard Henderson <rth@redhat.com>
14100 * config/alpha/alpha.c (alpha_encode_section_info): Adjust symbol_str
14101 properly when changing "local-ness".
14102 * config/alpha/alpha.md (movdi_er_high_g): Allow all symbols.
14104 2003-01-06 Dale Johannesen <dalej@apple.com>
14106 * config/darwin-protos.h: Add prototypes for new section functions.
14108 2003-01-06 Chris Demetriou <cgd@broadcom.com>
14110 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*): Default ABI
14111 to EABI.
14113 2003-01-06 Zack Weinberg <zack@codesourcery.com>
14115 * hwint.h: If the current compiler has no 64-bit type at all,
14116 make HOST_WIDEST_INT 32 bits.
14118 2003-01-06 Eric Christopher <echristo@redhat.com>
14120 * config/mips/mips.md (movdf_internal2): Fix constraints.
14122 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
14124 * config/h8300/h8300.md (*twoshifts_l16_r1): New.
14126 2003-01-06 Richard Sandiford <rsandifo@redhat.com>
14128 * config/mips/mips.md (leadi): Use dla rather than la.
14130 2003-01-06 Svein E. Seldal <Svein.Seldal@solidas.com>
14132 * config/c4x/c4x.h: Updated specs for new gas format. Fixed bug
14133 in C33_FLAG. Added proper C33 support in ASM_FILE_START macro.
14135 2003-01-06 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
14137 * config/c4x/c4x.h: Remove hwint.h include and HOST_WIDE_INT_PRINT_HEX
14138 redefinition.
14140 2003-01-05 Kazu Hirata <kazu@cs.umass.edu>
14142 * config/h8300/h8300.md (*extzv_8_23): New.
14144 2003-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
14146 * pa64-hpux.h (JCR_SECTION_NAME): Define.
14147 (PA_INIT_FRAME_DUMMY_ASM_OP): Check EH_FRAME_SECTION_NAME instead of
14148 USE_EH_FRAME_REGISTRY when defining.
14150 2003-01-05 Kazu Hirata <kazu@cs.umass.edu>
14152 * config/h8300/h8300.c (output_a_shift): Do not output a
14153 variable shift.
14154 * config/h8300/h8300.md (two splitters): New.
14156 2003-01-05 Richard Sandiford <rsandifo@redhat.com>
14158 * config/mips/mips.md: Disable the movstrsi define_split.
14160 2003-01-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14162 * alloc-pool.c: Don't include "libiberty.h".
14163 * config/sparc/gmon-sol2.c: Include <fcntl.h>.
14164 * convert.c (convert_to_real): Hide unused variable.
14166 2003-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14168 * Makefile.in (gtyp-gen.h): Const-ify.
14169 * gcov-dump.c (tag_table): Likewise.
14171 2003-01-04 Bruce Korb <bkorb@gnu.org>
14173 * fixinc/fixfixes.c(wrap_fix): the wrapper guard must be a function
14174 of *both* the file name and the fix name.
14176 2003-01-04 John David Anglin <dave.anglin@nrc.ca>
14178 * config.gcc (hppa*64*-*-hpux11*): Define extra_parts. Don't use
14179 collect2.
14180 * pa-hpux11.h (LDD_SUFFIX, PARSE_LDD_OUTPUT): Undefine.
14181 (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Define.
14182 * pa64-hpux.h (HP_INIT_ARRAY_SECTION_ASM_OP,
14183 GNU_INIT_ARRAY_SECTION_ASM_OP, HP_FINI_ARRAY_SECTION_ASM_OP,
14184 GNU_FINI_ARRAY_SECTION_ASM_OP): Define.
14185 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Define when not using
14186 elfos.h.
14187 (EH_FRAME_IN_DATA_SECTION): Delete define.
14188 (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Undefine.
14189 (STARTFILE_SPEC): Use crtbegin.o.
14190 (ENDFILE_SPEC): Use crtend.o.
14191 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION,
14192 SUPPORTS_INIT_PRIORITY, PA_CXA_FINALIZE_STUB, PA_INIT_FINI_HACK,
14193 PA_INIT_FRAME_DUMMY_ASM_OP, PA_JV_REGISTERCLASSES_STUB,
14194 DTOR_LIST_BEGIN): Define.
14195 * pa.c (TARGET_ASM_CONSTRUCTOR): Define.
14196 (pa_asm_out_constructor, pa_asm_out_destructor): New functions.
14197 * som.h (SUPPORTS_INIT_PRIORITY): Delete define.
14199 2002-12-31 Larin Hennessy <larin@science.oregonstate.edu>
14201 * fixinc/fixinc.svr4: Remove references to i860, Sony NewsOS, and spur.
14202 * fixinc/inclhack.def: Remove tests for Apple A/UX, ARM/RISCiX, DG/UX,
14203 m88k-*-sysv3*, Sony NewsOS. Remove references to i860.
14204 Cleanup handling of replacement text.
14205 * fixinc/mkfixinc.sh: Remove reference to i?86-*-osf1*
14207 2003-01-04 Bruce Korb <bkorb@gnu.org>
14209 * fixinc/tests/base/math.h: removed obsolete results
14210 * fixinc/tests/base/stdlib.h: ditto
14211 * fixinc/tests/base/sys/param.h: ditto
14212 * fixinc/tests/base/sys/stat.h: ditto
14213 * fixinc/tests/base/time.h: ditto
14214 * fixinc/tests/base/X11/Intrinsic.h: removed obsolete file
14215 * fixinc/tests/base/sys/byteorder.h: ditto
14216 * fixinc/inclhack.def: Remove superfluous backslashes
14218 2003-01-04 Kazu Hirata <kazu@cs.umass.edu>
14220 * config/h8300/h8300-protos.h: Add prototypes for
14221 the new functions defined below.
14222 * config/h8300/h8300.c (TARGET_ASM_FUNCTION_PROLOGUE): Do not
14223 define.
14224 (dosize): Emit RTL instead of assembly code.
14225 (push): Likewise.
14226 (pop): Likewise.
14227 (h8300_output_function_prologue): Remove.
14228 (h8300_expand_prologue): New.
14229 (h8300_expand_epilogue): New.
14230 (h8300_output_function_epilogue): Do only the reset of
14231 pragma_saveall.
14232 * config/h8300/h8300.md (push_h8300): New.
14233 (push_h8300hs): Likewise.
14234 (pop_h8300): Likewise.
14235 (pop_h8300hs): Likewise.
14236 (*stm_h8300s_2): Change the name to stm_h8300s_2.
14237 (*stm_h8300s_3): Change the name to stm_h8300s_3.
14238 (*stm_h8300s_4): Change the name to stm_h8300s_4.
14239 (*ldm_h8300s_2): New.
14240 (*ldm_h8300s_3): Likewise.
14241 (*ldm_h8300s_4): Likewise.
14242 (return): Likewise.
14243 (*return_1): Likewise.
14244 (prologue): Likewise.
14245 (epilogue): Likewise.
14246 (monitor_prologue): Likewise.
14248 2003-01-03 Dale Johannesen <dalej@apple.com>
14250 * config/darwin.h: (EXTRA_SECTIONS): Add machopic_symbol_stub1,
14251 machopic_picsymbol_stub1.
14252 (EXTRA_SECTION_FUNCTIONS): Ditto.
14253 * rs6000/rs6000.c: Update copyright.
14254 (machopic_output_stub): Use them. Remove an insn from stub code.
14256 2003-01-02 Jason Merrill <jason@redhat.com>
14258 * fold-const.c (fold) [COND_EXPR]: Avoid NOP_EXPRs better.
14260 * integrate.c (copy_decl_for_inlining): Don't clear the rtl for
14261 static/external decls.
14263 * c-common.c (finish_fname_decls): Put the DECL_STMTs inside the
14264 outermost scope.
14265 * c-decl.c (c_make_fname_decl): Push the decls there, too.
14267 2003-01-03 Kazu Hirata <kazu@cs.umass.edu>
14269 * config/h8300/h8300-protos.h: Add a prototype for
14270 h8300_current_function_interrupt_function_p.
14271 * config/h8300/h8300.c (interrupt_handler): Remove.
14272 (os_task): Likewise.
14273 (monitor): Likewise.
14274 (pragma_interrupt): New.
14275 (WORD_REG_USED): Use
14276 h8300_current_function_interrupt_function_p.
14277 (dosize): Likewise.
14278 (h8300_output_function_prologue): Likewise.
14279 Do not set interrupt_handler, os_task, monitor.
14280 (h8300_output_function_prologue): Use
14281 h8300_current_function_interrupt_function_p.
14282 Do not set interrupt_handler, os_task, monitor.
14283 (h8300_current_function_interrupt_function_p): New.
14284 (h8300_pr_interrupt): Set pragma_interrupt.
14285 (h8300_insert_attributes): Reset pragma_interrupt.
14287 2003-01-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14289 * doc/install.texi (Configuration): Fix markup for reference to
14290 gcc/config.gcc.
14292 2003-01-02 Kazu Hirata <kazu@cs.umass.edu>
14294 * config/h8300/h8300.md (*iorhi3_zext): Relax the condition.
14295 (*iorhi3_two_qi): Likewise.
14296 (*iorsi3_zexthi): Likewise.
14297 (*xorhi3_zextqi): Likewise.
14298 (*xorsi3_zexthi): Likewise.
14299 (*xorsi3_zextqi): Likewise.
14301 2003-01-02 Kazu Hirata <kazu@cs.umass.edu>
14303 * config/h8300/h8300.c (stack_pointer_operand): New.
14304 (const_int_gt_2_operand): Likewise.
14305 (const_int_ge_8_operand): Likewise.
14306 * config/h8300/h8300.md (a splitter): Likewise.
14307 (a peephole2): Likewise.
14308 * config/h8300/h8300-protos.h: Add prototypes for the new
14309 functions above.
14311 2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl>
14313 * objc/Make-lang.in, objc/config-lang.in, objc/lang-specs.h,
14314 objc/objc-act.h: Fix copyright years.
14316 2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl>
14318 * doc/passes.texi: Fix documentation for -fssa-ccp
14320 2003-01-02 Neil Booth <neil@daikokuya.co.uk>
14322 * gccbug.in: Update for new categories.
14324 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14326 * config/h8300/h8300.md: Reorder some patterns.
14328 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14330 * config/h8300/h8300.c (output_logical_op): Fix a warning.
14332 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
14334 * config/darwin-protos.h, config/c4x/c4x-protos.h,
14335 config/cris/cris-protos.h, config/i370/i370-protos.h,
14336 config/i960/i960-protos.h, config/ia64/ia64-protos.h,
14337 config/v850/v850-protos.h: Use struct, and don't conditionally
14338 compile on GCC_C_PRAGMA_H.
14340 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14342 * config/arm/arm-protos.h: Remove #ifdef GCC_C_PRAGMA_H.
14343 * config/h8300/h8300-protos.h: Likewise.
14344 * config/sh/sh-protos.h: Likewise.
14346 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14348 * config/arm/arm-protos.h: Use struct cpp_reader instead of
14349 cpp_reader.
14350 * config/h8300/h8300-protos.h: Likewise.
14351 * config/sh/sh-protos.h: Likewise.
14353 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
14355 * config/arm/arm.c (arm_pr_long_calls, arm_pr_no_long_calls,
14356 arm_pr_long_calls_off): Use struct.
14357 * config/h8300/h8300.c (h8300_pr-interrupt, h8300_pr_saveall)
14358 : Similarly.
14359 Don't include cpplib.h.
14360 * config/sh/sh.c (sh_pr_interrupt, sh_pr_trapa,
14361 sh_pr_nosave_low_regs): Similarly.
14363 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
14365 * config/h8300/h8300.c: Include cpplib.h.
14367 2003-01-01 Steven Bosscher <s.bosscher@student.tudelft.nl>
14369 * objc/Make-lang.in, objc/config-lang.in, objc/lang-options.h,
14370 objc/lang-specs.h, objc/objc-act.c, objc/objc-act.h,
14371 objc/objc-lang.c, objc/objc-tree.def: Replace "GNU CC" with
14372 "GCC" in the copyright header.
14374 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
14376 * c-pragma.c (c_register_pragma): New.
14377 (init_pragma): Use it.
14378 * c-pragma.h (cpp_register_pragma): Don't declare.
14379 (c_register_pragma): New.
14380 * cpplib.h: Remove #ifdef GCC_C_PRAGMA_H.
14381 * config/darwin.h (REGISTER_TARGET_PRAGMAS): Update.
14382 * config/arm/arm.h (REGISTER_TARGET_PRAGMAS): Update.
14383 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
14384 * config/h8300/h8300.h (REGISTER_TARGET_PRAGMAS): Update.
14385 * config/i370/i370.h (REGISTER_TARGET_PRAGMAS): Update.
14386 * config/i960/i960.h (REGISTER_TARGET_PRAGMAS): Update.
14387 * config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Update.
14388 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Update.
14389 * config/sh/sh.h (REGISTER_TARGET_PRAGMAS): Update.
14390 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS): Update.
14391 * doc/tm.texi (REGISTER_TARGET_PRAGMAS): Update
14393 See ChangeLog.8 for earlier changes.