1 2001-11-06 Steve Christiansen <smc@us.ibm.com>
3 * loop.c (loop_regs_scan): Don't invalidate PIC register.
5 2001-11-06 Eric Christopher <echristo@redhat.com>
7 * config/mips/mips.md(movdf_internal2): Add constraints for float
8 to general register move.
9 * config/mips/elf64.h: Add default ABI.
11 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
13 * alias.c:: Include langhooks.h.
14 * emit-rtl.c: Similarly.
15 * toplev.c: Similarly.
16 * tree-inline.c: Similarly.
17 * langhooks-def.h: New, the old langhooks.h. Give the default
18 hooks a common prefix.
19 * langhooks.h: Contents extracted from toplev.h.
20 * toplev.h: Move langhook stuff to langhooks.h.
21 * langhooks.c: Give default hooks a common prefix.
23 * c-lang.c: Include langhooks-def.h.
24 * objc/objc-act.c: Similarly.
25 * Makefile.in: Update.
26 * objc/Make-lang.in: Update.
28 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
30 * doc/install.texi: Document that configure options not listed in
31 this file are unsupported. Document --with-system-zlib.
33 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
35 * rtl.h (mem_for_const_double): New declaration.
36 * varasm.c (mem_for_const_double): New function.
37 * config/convex/convex.md (movdf): Use it.
38 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
39 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
40 * config/m68k/m68kv4.h: Likewise.
42 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
43 of new GP reg classes.
45 * expr.c (store_field): When making temp object for unaligned
46 component, set it to alias set 0.
48 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
50 * c-common.c (c_expand_expr_stmt): Apply default conversions to
51 non-lvalue arrays if C99.
52 * c-typeck.c (default_conversion): Split out code handling
53 array-to-pointer and function-to-pointer conversions into a
54 separate default_function_array_conversion function.
55 (default_function_array_conversion): New function. Keep track of
56 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
57 arrays unchanged outside C99 mode instead of giving an error for
59 (build_component_ref): Use pedantic_non_lvalue when handling
60 COMPOUND_EXPR. Don't handle COND_EXPR specially.
61 (convert_arguments): Use default_function_array_conversion.
62 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
64 (unary_complex_lvalue): Likewise.
65 (internal_build_compound_expr): Use
66 default_function_array_conversion. Apply default conversions to
67 function in compound expression.
68 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
69 Use default_function_array_conversion.
70 * doc/extend.texi: Update documentation of subscripting non-lvalue
75 2001-11-05 Zack Weinberg <zack@codesourcery.com>
77 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
78 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
79 corresponding to the complete set of .po and .gmo files in
80 the source directory's po subdir, modified by LINGUAS. Don't
82 * configure.in: Don't set ALL_LINGUAS.
83 * configure: Regenerate.
85 * Makefile.in (.po.gmo): Don't move into source directory.
86 (.po.pox): Clarify comments.
87 (install-po): Look for .gmo files in both srcdir and objdir;
88 don't fail if a file is totally missing.
89 (distclean): rmdir ada subdirectory too.
91 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
93 * config/rs6000/rs6000.c (rs6000_select_section): Handle
94 CONSTRUCTORs _correctly_.
96 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
98 * c-decl.c (delete_block): Remove.
99 * c-tree.h (delete_block): Remove.
101 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
103 * cppexp.c (lex, parse_defined): Update warning about defined.
105 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
107 * config/rs6000/rs6000.c (rs6000_select_section): Handle
110 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
112 * config/arm/arm.c (arm_return_in_memory): Cope with
113 int_size_in_bytes returning -1.
115 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
118 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
120 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
121 remove unneded depdendencies;
123 * cfglayout.c, cfglayout.h: New files; break out from ...
124 * bb-reorder.c: ... here; Remove unneeded includes;
126 2001-11-04 Alan Modra <amodra@bigpond.net.au>
128 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
130 2001-11-04 David Edelsohn <edelsohn@gnu.org>
132 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
133 mode as well. Do not explicitly create intermediate regs.
135 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
137 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
138 (common_section): Delete unused variable.
139 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
140 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
141 * arm-protos.h (arm_poke_function_name, aof_add_import,
142 aof_delete_import): Const-ify.
143 * arm.c (legitimize_pic_address): Wrap variables in the macro
144 controlling their usage.
145 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
146 (arm_poke_function_name, pic_chain, import, aof_add_import,
147 aof_delete_import): Const-ify.
148 * i386.c (ix86_osf_output_function_prologue): Const-ify.
149 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
150 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
151 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
152 * i860/sysv3.h: Add missing comment closure.
153 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
154 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
157 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
158 (i960-*-*): Set tmake_file.
159 (sparc86x-*-elf*): Fix typo in header name.
161 * sched-rgn.c (schedule_insns): Delete unused variable.
163 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
166 * c-typeck.c (lookup_field): Rework to return a chain down to
168 (build_component_ref): Use the new lookup_field to handle
169 nested anonymous entities correctly.
171 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
173 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
174 Change parameters to gen_rtx_CONST_DOUBLE.
175 (GEN_INT64, sparc_emit_set_const64): Likewise.
176 * config/sparc/sparc.md (movdf split): Likewise.
178 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
180 * unroll.c (calculate_giv_inc): Use find_last_value rather
181 than just hoping the last instruction is the right SET.
182 [Fixes 990604-1.c on stormy16.]
184 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
185 library at all if -T is used.
187 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
188 some uses of uninitialized variables in error cases.
190 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
191 look at 'temp' if we won't be using it.
193 * config/stormy16/stormy16.h (CONST_COSTS): Define.
195 (ADDRESS_COST): Define.
196 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
198 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
200 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
201 stormy16_asm_output_mi_thunk.
202 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
204 * config/stormy16/stormy16-protos.h
205 (stormy16_asm_output_mi_thunk): New prototype.
207 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
209 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
210 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
211 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
212 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
213 sched-int.h, toplev.c, config/alpha/alpha.c,
214 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
215 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
216 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
217 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
218 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
219 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
220 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
222 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
224 * Makefile.in (dbxout.o): Depend on function.h.
225 * collect2.c (is_in_list): Hide unused function.
226 * dbxout.c: Include function.h.
227 (source_label_number, dbxout_source_line, dbxout_source_file,
228 dbxout_function_end, dbxout_begin_function): Wrap/move inside
229 macros controlling usage.
230 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
231 * output.h (exports_section): Prototype.
233 * convex.c (convex_output_function_prologue): Fix format specifier
235 (asm_declare_function_name): Fix signed/unsigned warning.
236 (print_operand): Fix format specifier warning.
237 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
238 * dsp16xx-protos.h (uns_comparison_operator,
239 num_1600_core_shifts): Prototype.
240 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
241 (frame_size, frame_pointer_offset): Delete.
242 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
243 Make static. Fix format specifier warnings.
244 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
245 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
246 * dsp16xx.md: Add default case in switches.
247 * fr30.h (IN_RANGE): Delete.
248 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
249 * mcore-protos.h (mcore_output_cmov): Const-ify.
250 * mcore.c (mcore_output_cmov): Likewise.
251 * mcore.h (switch_to_section): Make static and prototype.
252 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
253 unsigned>=0 warnings.
254 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
255 * rs6000-protos.h (read_only_data_section,
256 read_only_private_data_section): Prototype.
257 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
258 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
259 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
261 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
263 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
265 * final.c (final_scan_insn): Add brackets around body of if-stmt.
266 * gcc.c (convert_filename): Add static prototype. Const-ify.
267 Wrap variable in macros controlling its use.
268 * output.h (sdata_section): Add prototype.
270 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
271 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
272 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
273 (ASM_FILE_START): Const-ify.
274 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
276 * c4x.md: Don't use the 'U' integer suffix.
277 * clipper.md (clipper_movstr): Delete declaration.
278 * d30v-protos.h (d30v_move_2words): Const-ify.
279 (debug_stack_info): Add prototype.
280 * d30v.c: Include "integrate.h".
281 (d30v_function_arg_boundary, d30v_function_arg,
282 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
283 signed/unsigned warnings.
284 (d30v_print_operand_memory_reference, d30v_move_2words):
286 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
287 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
288 * fr30.md: Const-ify.
289 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
290 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
291 (mvs_get_label_page): Hide unused static function.
292 * i860.c (current_function_original_name): Const-ify.
293 * i860/sysv3.h (current_function_original_name): Likewise.
294 * i860/sysv4.h (current_function_original_name): Likewise.
295 * i960.md: Add default case in switches. Remove unused variable.
296 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
297 * m32r.md: Const-ify.
298 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
299 * m68hc11.c: Include "reload.h".
300 (static_chain_reg, print_options, m68hc11_asm_file_start):
302 * m68hc11.md: Delete unused variable. Const-ify. Add parens
303 around & in comparison.
304 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
305 * mn10200.c (shift_mode): Remove trailing comma.
306 * mn10300-protos.h (output_tst): Const-ify.
307 * mn10300.c (output_tst): Likewise.
308 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
310 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
311 * pa.c (output_ascii): Likewise.
312 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
313 * pdp11.md (expand_unop): Delete declarations.
314 * pj-protos.h (pj_output_addsi3): Const-ify.
315 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
316 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
317 unique_src_operand): Add prototypes.
318 (pj_output_store_into_lval): Make definition static.
319 (pj_function_incoming_arg): Don't use unary plus.
320 (pj_output_addsi3): Const-ify.
321 * romp.md (get_symref): Delete declarations.
322 * v850-c.c (mark_current_function_as_interrupt): Don't return
323 value from void function.
324 * v850.c: Include "integrate.h".
325 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
326 * vax-protos.h (const_section): Add prototype.
328 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
330 * machmode.def: Add documentation for the seventh argument in
333 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
335 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
337 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
338 <-melf>: Don't have markup for ELF acronym.
340 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
342 * config.gcc (mmix-*-*): New target.
343 * doc/invoke.texi: Document MMIX options.
344 * doc/contrib.texi: Add note about MMIX port to my entry.
345 * config/mmix/t-mmix: New file.
346 * config/mmix/mmix.h: New file.
347 * config/mmix/mmix-protos.h: New file.
348 * config/mmix/mmix.c: New file.
349 * config/mmix/mmix.md: New file.
350 * config/mmix/crti.asm: New file.
351 * config/mmix/crtn.asm: New file.
353 2001-11-03 Kazu Hirata <kazu@hxi.com>
355 * config/sparc/linux-aout.h: Fix comment formatting.
356 * config/sparc/linux.h: Likewise.
357 * config/sparc/linux64.h: Likewise.
358 * config/sparc/lynx.h: Likewise.
359 * config/sparc/pbd.h: Likewise.
360 * config/sparc/sol2-sld-64.h: Likewise.
361 * config/sparc/sol2.h: Likewise.
362 * config/sparc/sparc.c: Likewise.
363 * config/sparc/sparc.h: Likewise.
364 * config/sparc/sparc.md: Likewise.
365 * config/sparc/sunos4.h: Likewise.
366 * config/sparc/vxsim.h: Likewise.
367 * config/sparc/vxsparc.h: Likewise.
368 * config/sparc/vxsparc64.h: Likewise.
370 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
372 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
373 reference to CONST_DOUBLE_MEM in comment.
374 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
375 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
376 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
377 * function.c (pop_function_context_from): Don't call
378 restore_varasm_status.
379 * function.h (restore_varasm_status): Delete declaration.
380 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
382 * rtl.def (CONST_DOUBLE): Update comment.
383 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
384 (CONST_DOUBLE_CHAIN): Likewise.
385 (CONST_DOUBLE_MEM): Delete.
386 (gen_rtx_CONST_DOUBLE): Update parameters.
387 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
388 Remove reference to CONST_DOUBLE_MEM.
389 (const_alias_set): New variable.
390 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
391 (immed_real_const_1): Adjust tests for 0, 1, and 2.
392 Don't set CONST_DOUBLE_MEM.
393 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
394 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
395 Put constant in const_alias_set.
396 (struct pool_constant): ALIGN now unsigned.
397 OFFSET now HOST_WIDE_INT.
399 (restore_varasm_status): Deleted.
400 (mark_pool_constant): Mark desc->rtl.
401 (force_const_mem): Rework to store rtl in hash table,
402 not CONST_DOUBLE_MEM.
403 Put constant in const_alias_set.
404 (find_pool_constant): Check desc->rtl.
405 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
406 (init_varasm_once): Initialize const_alias_set.
408 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
411 * reload.c (combine_reloads): Don't combine an output reload if there
412 are other reloads around for part of the output.
414 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
416 (set_mem_decl): New function.
417 * expr.h (set_mem_decl): New declaration.
418 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
419 (output_asm_operand_names): Add tab.
420 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
422 * builtins.c (get_memory_rtx): Properly set MEM alias set and
425 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
427 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
428 Use "invalid" instead of "illegal". Use @r in comments in
431 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
433 * c-decl.c (pushdecl): Move block inside if conditional to remove
434 possibility of a segfault. Lookup block-level extern
435 variables in enclosing scopes correctly.
437 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
439 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
441 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
442 SUBREG so we avoid SUBREGing memory.
444 * expmed.c (store_bit_field): Same.
446 2001-11-02 DJ Delorie <dj@redhat.com>
448 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
449 using FP registers for DImode mem-mem moves is acceptable.
451 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
453 * builtins.c (apply_args_size): Handle vector arguments.
454 (apply_result_size): Same.
456 * machmode.def: Set WIDER mode field for all vector entries.
458 2001-11-02 Graham Stott <grahams@redhat.com>
460 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
462 2001-11-01 Eric Christopher <echristo@redhat.com>
464 * config.gcc: Revert part of earlier patch.
465 * config/mips/linux.h: Ditto.
466 * df.c: Include tm_p.h to avoid warnings.
467 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
469 * config/mips/mips.c: Define mips_abi regardless.
470 (mips_output_function_prologues): Add long casts for .frame
472 (override_options): Allow use of ABI_32.
474 2001-11-01 Kazu Hirata <kazu@hxi.com>
476 * config/m68hc11/m68hc11.c: Fix comment formatting.
477 * config/m68hc11/m68hc11.h: Likewise.
478 * config/m68hc11/m68hc11.md: Likewise.
480 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
482 * c-typeck.c (default_conversion): Retain the original expression
484 * gcc.dg/Wparentheses.c: New tests.
486 2001-11-01 David S. Miller <davem@redhat.com>
488 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
489 64-bit Sparc description more in line with reality.
491 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
493 * Makefile.in (GCOV_OBJS): Add version.o.
494 * gcov.c: Include "version.h" and <getopt.h>.
495 (gcov_version_string): Remove.
496 (print_usage): Take a parameter to determine whether this is a
497 call from --help or an error message. Give fuller output that
498 follows the GNU Coding Standards for --help.
499 (print_version): New function.
501 (process_args): Use getopt_long. Support long options. Follow
502 GNU Coding Standards for --help and --version.
503 * doc/gcov.texi: Document long options.
504 Addresses part of PR other/704.
506 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
508 * pa.c (output_move_double): Fix typo in double load.
510 2001-11-01 Kazu Hirata <kazu@hxi.com>
512 * config/h8300/h8300.c (h8300_encode_label): Compute a string
513 before passing it to ggc_alloc_string.
515 2001-11-01 Kazu Hirata <kazu@hxi.com>
517 * config/m68k/3b1.h: Fix comment formatting.
518 * config/m68k/3b1g.h: Likewise.
519 * config/m68k/a-ux.h: Likewise.
520 * config/m68k/amix.h: Likewise.
521 * config/m68k/apollo68.h: Likewise.
522 * config/m68k/atari.h: Likewise.
523 * config/m68k/aux-exit.c: Likewise.
524 * config/m68k/ccur-GAS.h: Likewise.
525 * config/m68k/crds.h: Likewise.
526 * config/m68k/dpx2.h: Likewise.
527 * config/m68k/dpx2g.h: Likewise.
528 * config/m68k/hp310.h: Likewise.
529 * config/m68k/hp320.h: Likewise.
530 * config/m68k/isi.h: Likewise.
531 * config/m68k/linux.h: Likewise.
532 * config/m68k/lynx.h: Likewise.
533 * config/m68k/m68k-psos.h: Likewise.
534 * config/m68k/m68k.c: Likewise.
535 * config/m68k/m68k.h: Likewise.
536 * config/m68k/m68k.md: Likewise.
537 * config/m68k/m68kelf.h: Likewise.
538 * config/m68k/m68kv4.h: Likewise.
539 * config/m68k/mot3300.h: Likewise.
540 * config/m68k/news.h: Likewise.
541 * config/m68k/next.h: Likewise.
542 * config/m68k/pbb.h: Likewise.
543 * config/m68k/plexus.h: Likewise.
544 * config/m68k/sgs.h: Likewise.
545 * config/m68k/sun3.h: Likewise.
546 * config/m68k/tower.h: Likewise.
547 * config/m68k/vxm68k.h: Likewise.
549 2001-10-31 DJ Delorie <dj@redhat.com>
551 * config/mips/mips.h (mips_cache_flush_func): Prototype.
552 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
553 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
554 * config/mips/mips.c (mips_cache_flush_func): New.
555 * doc/invoke.texi: Document the new options.
557 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
559 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
560 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
562 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
564 * config/cris/cris.c: Include output.h after tree.h but before
567 2001-10-31 Zack Weinberg <zack@codesourcery.com>
569 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
570 (INTL_SUBDIRS): Just intl.
571 (.SUFFIXES): Add .gmo .po .pox.
572 (native): Also depend on build-@POSUB@.
573 (intl.all, intl.install): Depend on config.h and things it includes.
574 (po-generated): New target; depend on c-parse.c and tradcif.c.
575 (install-normal): Also depend on install-@POSUB@.
576 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
577 (build-, install-, build-po, update-po, install-po,
578 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
580 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
581 * configure.in: Don't munge XGETTEXT. Don't generate
583 * configure: Regenerate.
586 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
587 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
589 2001-10-31 Kazu Hirata <kazu@hxi.com>
591 * config/h8300/h8300.md (two anonymous patterns): New.
593 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
595 * tree.h (tree_index): Add support for V16QI and V8HI.
596 (V8HI_type_node): New.
597 (V16QI_type_node): New.
599 * tree.c (build_common_tree_nodes_2): Same.
601 * c-common.c (type_for_mode): Same.
603 2001-10-31 Kazu Hirata <kazu@hxi.com>
605 * config/i386/att.h: Fix comment formatting.
606 * config/i386/beos-elf.h: Likewise.
607 * config/i386/bsd.h: Likewise.
608 * config/i386/bsd386.h: Likewise.
609 * config/i386/crtdll.h: Likewise.
610 * config/i386/cygwin.asm: Likewise.
611 * config/i386/cygwin.h: Likewise.
612 * config/i386/djgpp.h: Likewise.
613 * config/i386/freebsd-aout.h: Likewise.
614 * config/i386/freebsd.h: Likewise.
615 * config/i386/gas.h: Likewise.
616 * config/i386/i386-interix.h: Likewise.
617 * config/i386/i386-protos.h: Likewise.
618 * config/i386/i386.c: Likewise.
619 * config/i386/i386.h: Likewise.
620 * config/i386/i386.md: Likewise.
621 * config/i386/i386elf.h: Likewise.
622 * config/i386/interix.c: Likewise.
623 * config/i386/isc.h: Likewise.
624 * config/i386/isccoff.h: Likewise.
625 * config/i386/iscdbx.h: Likewise.
626 * config/i386/linux.h: Likewise.
627 * config/i386/lynx.h: Likewise.
628 * config/i386/mingw32.h: Likewise.
629 * config/i386/netbsd-elf.h: Likewise.
630 * config/i386/next.h: Likewise.
631 * config/i386/osf1elf.h: Likewise.
632 * config/i386/osfrose.h: Likewise.
633 * config/i386/sco5.h: Likewise.
634 * config/i386/seq-gas.h: Likewise.
635 * config/i386/seq-sysv3.h: Likewise.
636 * config/i386/sequent.h: Likewise.
637 * config/i386/sol2.h: Likewise.
638 * config/i386/sun386.h: Likewise.
639 * config/i386/uwin.asm: Likewise.
640 * config/i386/uwin.h: Likewise.
641 * config/i386/vxi386.h: Likewise.
642 * config/i386/win32.h: Likewise.
643 * config/i386/winnt.c: Likewise.
644 * config/i386/xm-cygwin.h: Likewise.
645 * config/i386/xm-mingw32.h: Likewise.
647 2001-10-31 Kazu Hirata <kazu@hxi.com>
649 * builtins.def: Fix comment typos.
650 * config/alpha.c: Likewise.
651 * config/arm/arm.c: Likewise.
652 * config/avr/avr.h: Likewise.
653 * config/d30v/d30v.c: Likewise.
654 * config/d30v/d30v.h: Likewise.
655 * config/d30v/d30v.md: Likewise.
656 * config/dsp16xx/dsp16xx.c: Likewise.
657 * config/fr30/fr30.c: Likewise.
658 * config/fr30/fr30.md: Likewise.
659 * config/i386/i386.c: Likewise.
660 * config/i860/i860.c: Likewise.
661 * config/i960/i960.c: Likewise.
662 * config/ia64/ia64.c: Likewise.
663 * config/mips/mips.c: Likewise.
664 * config/pa/pa.c: Likewise.
665 * config/rs6000/rs6000.c: Likewise.
666 * config/s390/s390.c: Likewise.
667 * config/sparc/sparc.c: Likewise.
669 2001-10-30 Kazu Hirata <kazu@hxi.com>
671 * config/mips/elf.h: Fix comment formatting.
672 * config/mips/elf64.h: Likewise.
673 * config/mips/iris5.h: Likewise.
674 * config/mips/iris5gas.h: Likewise.
675 * config/mips/iris6.h: Likewise.
676 * config/mips/isa3264.h: Likewise.
677 * config/mips/linux.h: Likewise.
678 * config/mips/mips.c: Likewise.
679 * config/mips/mips.h: Likewise.
680 * config/mips/mips.md: Likewise.
681 * config/mips/mips16.S: Likewise.
682 * config/mips/netbsd.h: Likewise.
683 * config/mips/osfrose.h: Likewise.
684 * config/mips/r3900.h: Likewise.
685 * config/mips/sni-svr4.h: Likewise.
686 * config/mips/svr4-t.h: Likewise.
687 * config/mips/ultrix.h: Likewise.
689 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
691 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
692 when we update head->current.
694 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
696 * tree.c (id_string_size): Remove.
697 (dump_tree_statistics): Update.
698 * toplev.c (compile_file): If dumping stats, dump tree stats too.
700 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
702 * sched-rgn.c (schedule_insns): Fix comment.
704 2001-10-30 Zack Weinberg <zack@codesourcery.com>
706 * configure.in: Correct previous change: don't assume that
707 gas's version number _isn't_ the last thing on the line, or
708 isn't the only number on the line, either.
709 * configure: Regenerate.
711 2001-10-30 Kazu Hirata <kazu@hxi.com>
713 * cfgcleanup.c: Fix a comment typo.
715 2001-10-30 Kazu Hirata <kazu@hxi.com>
717 * alias.c: Fix comment formatting.
719 * config/cris/cris.c: Likewise.
720 * config/cris/cris.h: Likewise.
721 * config/i960/i960.c: Likewise.
722 * config/i960/i960.h: Likewise.
724 2001-10-30 Kazu Hirata <kazu@hxi.com>
726 * config/arm/arm.c: Fix a comment typo.
727 * config/arm/arm.h: Likewise.
728 * config/ia64/ia64.c: Likewise.
730 2001-10-30 Jakub Jelinek <jakub@redhat.com>
732 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
733 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
734 * rtl.h (set_unique_reg_note): Change return value.
735 * gcse.c (try_replace_reg): Use set_unique_reg_note.
736 * cse.c (cse_insn): Likewise.
737 * expr.c (emit_move_insn): Likewise.
738 * explow.c (force_reg): Likewise.
739 * local-alloc (update_equiv_regs): Likewise.
740 * loop.c (move_moveables, load_mems): Likewise.
741 * reload (find_reloads): Likewise.
743 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
746 * c-decl.c (parmlist_tags_warning, start_struct,
747 check_for_loop_decls): Separate messages for struct, union and
748 enum cases to allow for languages in which they have different
750 * c-format.c (scanf_flag_specs): Separate short and long name of
751 the assignment suppression feature.
752 (check_format_types): Localize "pointer" and "different types"
754 * c-lex.c (lex_number): Localize "an unsigned long int" and
756 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
758 * c-typeck.c (build_unary_up): Separate messages for increment and
759 decrement cases to allow for languages in which they use different
760 articles. Localize the strings "increment" and "decrement" in one
763 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
765 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
766 when no changes has been made.
768 * gcse.c (reg_set_bitmap): Turn into reg_set.
769 (modify_mem_list_set, canon_modify_mem_list_set)
770 (clear_modify_mem_tables, free_modify_mem_tables): New.
771 (gcse_main); Use free_modify_mem_tables.
772 (free_gcse_mem): Likewise; free the bitmaps.
773 (alloc_gcse_main): Initialize the bitmaps.
774 (canon_list_insert): Set canon_modify_mem_list_set.
775 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
776 (compute_hash_table): Use clear_modify_mem_tables.
777 (reset_opr_set_tables): Likewise.
778 (oprs_not_set_p): reg_set_bitmap is regset.
779 (mark_set, mark_clobber): Likewise.
781 * df.h (DF_EQUIV_NOTES): New constant.
782 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
785 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
786 (init_regions, schedule_insns): Conditionalize the checking
787 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
789 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
791 * i386.md (movti_rex64 splitter): Fix condition.
793 2001-10-29 Zack Weinberg <zack@codesourcery.com>
795 * configure.in: Do not assume that gas's version number is the
796 last thing on the first line of as --version output.
797 * configure: Regenerate.
799 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
800 MT_WARNING, MT_ERROR, MT_FATAL.
801 (main): Call gcc_init_libintl.
802 (v_message): Call gettext on msgid and "warning: "
803 * tradcif.y: Include intl.h.
804 (yyerror): Make parameter definition consistent with
805 prototype. Call gettext on msgid argument.
807 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
809 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
812 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
814 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
816 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
817 before referencing it.
819 2001-10-26 DJ Delorie <dj@redhat.com>
821 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
822 override -G, and force -G0.
824 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
826 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
827 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
828 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
829 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
831 * loop.h (struct induction): Rename ext_dependant to
833 * loop.c: Change all uses.
834 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
836 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
838 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
840 * c-parse.in (expr_no_commas, primary), c-typeck.c
841 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
843 2001-10-29 David Edelsohn <edelsohn@gnu.org>
845 Undo assemble_name change in earlier patch.
847 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
849 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
850 determining the type of the receiver, do not check that TREE_CODE
851 of receiver is CALL_EXPR before calling receiver_is_class_object().
852 (receiver_is_class_object): For the GNU runtime: recognize
853 the case that the receiver is self in a class method context.
854 Check that TREE_CODE of receiver is CALL_EXPR when checking that
855 the receiver is a call to objc_get_class.
857 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
859 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
861 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
863 * Makefile.in (OBJS): Put all files in alphabetical order.
865 * dwarf2out.c (add_const_value_attribute): Fix error in last
868 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
870 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
871 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
873 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
874 (life_analysis): call purge_all_dead_edges after deleting noops.
875 (delete_noop_move): Do not purge CFG.
876 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
878 2001-10-28 David Edelsohn <edelsohn@gnu.org>
880 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
881 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
882 (ASM_GLOBALIZE_LABEL): Use assemble_name.
883 (ASM_OUTPUT_COMMON): Likewise.
884 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
885 (rs6000_output_function_epilogue): Likewise.
886 (output_mi_thunk): Fix typo.
887 (rs6000_output_symbol_ref): Use assemble_name.
888 (output_toc): Likewise.
889 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
890 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
891 assemble_name calls STRIP_NAME_ENCODING.
892 (ASM_OUTPUT_LABEL): Use assemble_name.
893 (ASM_GLOBALIZE_LABEL): Likewise.
894 (ASM_DECLARE_FUNCTION_NAME): Likewise.
895 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
896 (ASM_OUTPUT_LOCAL): Likewise.
898 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
900 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
901 (expand_builtin_apply, expand_builtin_return): Likewise.
902 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
904 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
906 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
907 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
908 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
909 configure, configure.in, except.c, except.h, flow.c, function.c,
910 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
911 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
912 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
913 unroll.c: Fix spelling errors.
915 * doc/extend.texi, doc/invoke.texi: Fix spelling.
917 * doc/gcc.texi: Document use of "dependent" and American spelling.
919 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
921 * expr.c (emit_group_load): Support CONCATs by storing them to memory
924 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
926 * expr.c (store_constructor_field): Only call adjust_address on MEM.
928 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
930 * genrecog.c (write_switch): Output if before switch for
931 DT_elt_zero_wide_safe.
933 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
935 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
936 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
937 (FUNCTION_PROFILER): Const-ify.
938 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
939 (eliminate_constant_term, assemble_name, output_addr_const):
941 (ptr_half_pic_address_p, half_pic_hash): Prototype.
942 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
943 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
944 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
945 (half_pic_declare, half_pic_external): Const-ify.
946 * toplev.c: Include "halfpic.h".
948 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
950 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
951 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
952 config/i386/i386.c, config/i386/i386-interix.h,
953 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
954 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
955 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
956 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
957 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
958 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
959 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
962 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
963 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
964 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
965 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
966 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
967 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
968 system.h, toplev.c: Fix spelling errors.
970 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
972 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
974 * dwarf2out.c (reg_number): Abort if pseudo.
975 (reg_loc_descriptor): Return 0 if pseudo.
976 (is_based_loc): Return 0 if pseudo.
977 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
979 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
980 (loc_descriptor): Return 0 if can't find location and handle 0
981 return from recursive calls.
982 (loc_descriptor_from_tree): Likewise.
983 Fix handling of indirect.
984 Also return 0 for PLACEHOLDER_EXPR.
985 Clean up COMPONENT_REF cases.
986 (add_AT_location_descriptor): Simplify, but handle 0 return from
988 (add_const_value_attribute): Avoid shift count warning.
989 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
990 Set comp_unit_die as context if not in function.
992 * config/mips/mips-protos.h: Break up long lines.
993 Remove needless #ifdef/#endif blocks.
994 Don't declare functions declared in file made by genpreds or recog.h.
995 * config/mips/mips.c (mips_output_function_prologue): TSIZE
996 is now HOST_WIDE_INT; delete unneeded casts.
997 * config/mips/mips.h: Don't use #elif.
999 * expr.c (stor_constructor_field): Always call adjust_address.
1000 Copy TARGET before changing its alias set.
1001 (store_field): Likewise, for TO_RTX.
1002 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1004 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1005 (find_placeholder): Return 0 if can't find object.
1006 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1009 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1011 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1013 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1015 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1016 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1017 (merge_blocks): Properly udpate life after making edge nonfallthru.
1018 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1020 2001-10-26 Kazu Hirata <kazu@hxi.com>
1022 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1024 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1026 * c-typeck.c (convert_arguments): When comparing for enumeral
1027 type equality, use TYPE_MAIN_VARIANT.
1028 * gcc.dg/Wconversion.c: New tests.
1030 2001-10-26 Kazu Hirata <kazu@hxi.com>
1032 * s390/s390.c: Fix comment typos.
1033 * s390/s390.h: Likewise.
1034 * s390/s390.md: Likewise.
1036 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1038 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1039 (walk_tree): Use it for tail calls where appropriate.
1041 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1043 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1044 non-local label_refs.
1046 2001-10-26 Kazu Hirata <kazu@hxi.com>
1048 * config/h8300/h8300.md (4 anonymous patterns): New.
1050 2001-10-26 Kazu Hirata <kazu@hxi.com>
1052 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1053 algorithm through the shift_info structure.
1054 (emit_a_shift): Update the use of get_shift_alg.
1056 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1058 * sched-rgn.c: Remove bitset typedef.
1059 Change bitset to sbitmap in prototypes / variable types.
1061 Remove edgeset_bits.
1062 Remove edgeset_size.
1063 s/BITSET_ADD/SET_BIT/g
1064 s/BITSET_INVERT/sbitmap_ones/g
1065 s/BITSET_INTER/sbitmap_a_and_b/g
1066 s/BITSET_UNION/sbitmap_a_or_b/g
1067 s/BITSET_DIFFER/sbitmap_difference/g
1068 s/bitset_member/TEST_BIT/g
1069 (BITSET_*): Removed.
1070 (bitset_member): Removed.
1071 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1072 EXECUTE_IF_SET_IN_SBITMAP.
1073 (split_edges): Rewrite, use sbitmap functions instead of bitset
1075 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1077 2001-10-26 Andreas Schwab <schwab@suse.de>
1079 * reload1.c (emit_input_reload_insns): Fix parens in last
1080 (undocumented) change that was supposed to change only whitespace.
1082 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1084 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1086 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1089 2001-10-26 Andreas Jaeger <aj@suse.de>
1091 * flow.c (clear_log_links): Remove unused variable.
1092 * cfgcleanup.c (cleanup_cfg): Likewise.
1094 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1096 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1097 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1099 2001-10-26 Richard Henderson <rth@redhat.com>
1101 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1102 rename PV_REG to R27_REG.
1103 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1104 (REG_CLASS_FROM_LETTER): Update.
1105 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1106 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1107 (udivsi3, modsi3, umodsi3): Likewise.
1108 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1110 2001-10-26 Richard Henderson <rth@redhat.com>
1112 * cfg.c (clear_aux_for_blocks): Split out of ...
1113 (free_aux_for_blocks): here.
1114 (clear_aux_for_edges): Split from ...
1115 (free_aux_for_edges): here.
1116 * basic-block.h: Declare them.
1117 * lcm.c (compute_antinout_edge): Use them.
1118 (compute_laterin, compute_available, compute_nearerout): Likewise.
1119 (optimize_mode_switching): Likewise.
1121 2001-10-26 Richard Henderson <rth@redhat.com>
1123 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1124 moving everything back to the main build directory.
1126 2001-10-26 Christopher Faylor <cgf@redhat.com>
1128 * config/i386/cygwin.h: Search target specfic include directory, if
1131 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1133 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1134 of macro guards. Fix #endif comment.
1136 * output.h (default_exception_section, default_eh_frame_section):
1137 Move prototypes outside of macro guard.
1139 * crtstuff.c: Fix #endif comment.
1141 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1143 * doc/md.texi (movMM): Clarify semantics of storing into a
1144 non-paradoxical SUBREG.
1146 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1148 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1149 (lang_hook_default_get_alias_set): Move next to other alias
1151 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1152 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1153 (LANG_HOOKS_INITIALIZER): Add it.
1154 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1155 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1156 instead of a loop calling poplevel.
1158 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1160 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1161 occurrences of #elif with #if...#endif.
1163 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1165 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1167 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1169 * alias.c (can_address_p): No longer static.
1170 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1171 Return 0 if all parameters are default values.
1172 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1173 (adjust_address_1): Try harder to compute a size.
1174 * expr.c (expand_assignment, store_constructor): If can't address,
1175 set MEM_KEEP_ALIAS_SET_P.
1176 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1177 (store_field): Likewise.
1178 (store_constructor): Simplify call to store_constructor_field.
1179 * expr.h (can_address_p): New declaration.
1180 * gensupport.c (gen_rtx_CONST_INT): New function.
1181 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1182 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1183 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1185 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1187 2001-10-24 Christopher Faylor <cgf@redhat.com>
1189 * config/i386/cygwin.h: Use proper path for mingw crt files when
1192 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1194 * dwarf2out.c (file_info_cmp): Always return consistent results.
1196 2001-10-24 Roger Sayle <roger@eyesopen.com>
1198 * stmt.c (expand_end_case): Index jumptables from zero for
1199 suitably small values of minval.
1201 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1203 * stor-layout.c (place_union_field): If any field was aligned with
1204 attribute aligned, set record type's TYPE_USER_ALIGN.
1205 (place_field): Likewise.
1206 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1207 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1209 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1211 * c-common.h (struct c_common_identifier): Remove rid_code field.
1212 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1214 * c-typeck.c (constructor_designated): New local flag.
1215 (struct constructor_stack): Add "designated" field to match.
1216 (start_init): Clear it.
1217 (really_start_incremental_init, push_init_level): Push and
1219 (pop_init_level): Pop it.
1220 (set_designator): Set it.
1222 (pop_init_level): Suppress "missing initializer" warnings if
1223 constructor_designated is true.
1224 (process_init_element): Suppress warning about union
1225 initialization under traditional C, if constructor_designated
1228 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1230 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1233 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1235 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1237 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1239 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1240 the node was already a set to a constant.
1242 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1244 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1245 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1247 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1249 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1250 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1251 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1252 * s390.c (s390_final_chunkify): Don't use string concatenation.
1253 (s390_function_prologue, s390_function_epilogue): Const-ify.
1254 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1256 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1258 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1261 2001-10-23 Stan Shebs <shebs@apple.com>
1263 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1264 -traditional-cpp in first-stage compilation.
1266 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1268 * gensupport.c (target_flags): Add.
1270 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1272 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1274 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1275 * except.c (expand_builtin_frob_return_addr): Likewise.
1276 (expand_builtin_eh_return): Likewise.
1277 * stmt.c (expand_computed_goto): Likewise.
1278 * explow.c (memory_address): Likewise.
1279 (allocate_dynamic_stack_space): Clean up predicate testing.
1280 (probe_stack_range): Convert SIZE to Pmode.
1281 * calls.c (rtx_for_function_call): Only call convert_memory_address
1283 Pass function call operand as ptr_mode, not Pmode.
1284 * expr.c (expand_assignment): Clean up calls to convert_memory
1285 address by only doing so when needed and making offsets Pmode.
1286 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1287 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1288 is in Pmode, not ptr_mode.
1290 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1292 * darwin-protos.h (constructor_section, destructor_section,
1293 mod_init_section, mod_term_section): Prototype.
1294 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1296 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1298 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1299 objc_section_init declaration.
1300 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1301 (objc_section_init, try_section_alias): Make static.
1302 (alias_section): Make static and hide unused function.
1303 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1305 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1307 * alias.c (can_address_p): Compnonents are not addressable if
1308 the containing type has alias set 0.
1309 (get_alias_set): Rework to use STRIP_NOPS.
1310 Only call front-end routine on object, type, or object with
1311 NOPs stripped, not inner values.
1312 Use language hook to call front-end routine.
1313 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1314 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1315 Don't pass alignment to emit_block_move.
1316 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1317 (expand_builtin_memset): Likewise, but for clear_storage.
1318 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1319 and remove C++ specific parts.
1320 * c-common.h (c_common_get_alias_set): Add declaration.
1321 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1322 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1323 (save_fixed_argument_area): Call set_mem_align.
1324 Remove alignment in call to emit_block_move.
1325 (emit_library_call_value_1, store_one_arg): Likewise.
1326 (target_for_arg): Remove; disabled long ago.
1327 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1328 once and similar cleanups.
1329 (offset_address): Use proper introductory comment.
1330 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1331 from explicit operand; all callers changed.
1332 (clear_storage): Likewise.
1333 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1334 (store_field): Remove kludge on alias set used for to_rtx.
1335 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1336 (expand_expr_unaligned): Call set_mem_attributes instead of
1338 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1339 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1340 (expand_function_end): Track MEM attributes of trampolines.
1341 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1342 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1343 attributes from original.
1344 * langhooks.c (lang_hook_default_get_alias_set): New function.
1345 (hook_get_alias_set_0): New function.
1346 * langhooks.h (hook_get_alias_set_0): New declaration.
1347 (lang_hook_default_get_alias_set): Likewise.
1348 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1349 * reload1.c (alter_reg): Use adjust_address_nv.
1350 * rtl.c (get_mode_alignment): Moved to here.
1351 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1352 change default if unknown from 1 to BITS_PER_UNIT.
1353 * stor-layout.c (get_mode_alignment): Remove from here.
1354 * toplev.h (struct lang_hoks): Add get_alias_set field.
1355 * tree.h (lang_get_alias_set): Delete declaration.
1356 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1357 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1358 (ix86_va_arg): Likewise.
1359 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1360 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1361 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1362 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1363 (expand_block_move_mem): Remove dead code.
1365 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1367 * c-common.c (warn_div_by_zero): New.
1368 * c-common.h (warn_div_by_zero): New.
1369 * c-decl.c (c_decode_option): Take it on the command line.
1370 * c-typeck.c (build_binary_op): Warn about division by zero.
1371 * doc/invoke.texi: Document the new command line option, fix
1372 documentation of -Wmultichar.
1373 * testsuite/gcc.dg/divbyzero.c: New tests.
1374 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1376 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1378 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1380 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1381 to avoid update_life_info call.
1382 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1383 * cfgcleanup.c (bb_flags): New enum.
1384 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1385 (notice_new_block, update_forwarder_flag): New functions.
1386 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1387 (try_forward_edges): Likewise; update flags.
1388 (merge_blocks): Likewise.
1389 (outgoing_edges_match): Likewise.
1390 (try_crossjump_to_edge): Likewise.
1391 (try_optimize_cfg): Likewise; initialize and clear the flags;
1392 recompute life info if needed.
1393 (cleanup_cfg): No need to clear aux pointers.
1395 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1397 * config/i386/i386.c (override_options): Default to minimum
1398 stack alignment when optimizing for code size.
1399 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1402 * config/i386/i386.c (override_options): Set upper limit of
1403 -mpreferred-stack-boundary to 12.
1405 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1407 * recog.c (peephole2_optimize): Add default case to switch.
1409 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1411 * doc/gcc.texi (Sending Patches): Remove.
1413 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1415 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1416 fields when comparing.
1418 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1420 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1421 * arm.c (HOST_INT, HOST_UINT): Likewise.
1423 2001-10-22 Stan Shebs <shebs@apple.com>
1425 * config/darwin-protos.h (darwin_exception_section): Declare.
1426 (darwin_eh_frame_section): Declare.
1428 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1430 * i386.md (movti_rex64): Fix mode.
1432 2001-10-22 Stan Shebs <shebs@apple.com>
1434 * target.h (struct gcc_target): Add asm_out.exception_section,
1435 asm_out.eh_frame_section.
1436 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1437 (TARGET_ASM_EH_FRAME_SECTION): New.
1438 (TARGET_INITIALIZER): Update.
1439 * output.h (default_exception_section): Declare.
1440 (default_eh_frame_section): Declare.
1441 * dwarf2out.c: Include target.h.
1442 (output_call_frame_info): Call target hook for eh frames.
1443 (default_eh_frame_section): New function.
1444 * except.c: Include target.h.
1445 (output_function_exception_table): Call target hook for exception
1447 * varasm.c (default_exception_section): Rename from
1448 exception_section, remove EXCEPTION_SECTION macro.
1450 * config/darwin.h (darwin_eh_frame_section): New function.
1451 (EXCEPTION_SECTION): Remove.
1452 (TARGET_ASM_EXCEPTION_SECTION): Define.
1453 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1454 (nextstep_exception_section): New function.
1455 (nextstep_eh_frame_section): New function.
1456 (TARGET_ASM_EXCEPTION_SECTION): Define.
1457 (TARGET_ASM_EH_FRAME_SECTION): Define.
1459 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1460 (TARGET_ASM_EXCEPTION_SECTION): Define.
1461 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1462 (EXCEPTION_SECTION): Remove.
1463 (TARGET_ASM_EXCEPTION_SECTION): Define.
1464 * config/stormy16/stormy16.h: Remove comments referencing
1465 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1467 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1468 TARGET_ASM_EH_FRAME_SECTION.
1470 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1472 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1475 * c-format.c: Fix spelling typo in comment.
1477 * sched-int.h: Fix typo in GCC preamble.
1479 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1482 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1484 2001-10-22 Richard Henderson <rth@redhat.com>
1486 * config/i386/i386.c (ix86_expand_clear): New.
1487 * config/i386/i386-protos.h: Declare it.
1488 * config/i386/i386.md (setcc peep2s): Use it.
1489 (movsi_xor): Unexport.
1491 2001-10-22 Richard Henderson <rth@redhat.com>
1493 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1494 free_EXPR_LIST_list for LOG_LINKS.
1496 2001-10-21 Robert Lipe <robertlipe@usa.net>
1498 * config/i386/i386.c (sco_asm_named_section): Delete.
1499 (sco_asm_out_constructor): Delete.
1500 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1501 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1502 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1503 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1504 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1506 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1508 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1509 and/or fold extra calls into fewer ones.
1510 * collect2.c (dump_file): Likewise.
1511 * cppexp.c (parse_number): Likewise.
1512 * cpplex.c (_cpp_lex_direct): Likewise.
1513 * final.c (output_asm_insn, asm_fprintf): Likewise.
1514 * fix-header.c (inf_scan_ident, main): Likewise.
1515 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1517 * fold-const.c (real_hex_to_f): Likewise.
1518 * gen-protos.c (parse_fn_proto): Likewise.
1519 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1520 * genrecog.c (change_state, write_action): Likewise.
1521 * gensupport.c (shift_output_template): Likewise.
1522 * local-alloc.c (requires_inout): Likewise.
1523 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1524 * protoize.c (is_id_char, main): Likewise.
1525 * real.c (asctoeg): Likewise.
1526 * recog.c (asm_operand_ok): Likewise.
1527 * reload.c (find_reloads): Likewise.
1528 * scan.c (scan_identget_token): Likewise.
1529 * sched-vis.c (print_value): Likewise.
1530 * stringpool.c (ggc_alloc_string): Likewise.
1531 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1532 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1533 * tradcpp.c (rescan): Likewise.
1534 * tree.c (clean_symbol_name): Likewise.
1535 * varasm.c (decode_reg_name): Likewise.
1537 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1538 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1539 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1540 * m88k.c (output_ascii): Likewise.
1541 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1542 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1543 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1544 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1546 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1548 * langhooks.c (lang_hook_default_do_nothing,
1549 lang_hook_default_decode_option): New defaults.
1550 * langhooks.h: Make hooks unconditional and non-NULL.
1551 * toplev.c (compile_file, toplev_main): Update.
1552 * toplev.h: Update comments.
1553 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1555 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1557 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1559 * system.h (IN_RANGE): New macro.
1561 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1563 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1564 INTLDEPS variable, which does not include $LIBICONV.
1565 * Makefile.in: Use INTLDEPS in LIBDEPS.
1566 * configure: Regenerate.
1568 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1570 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1571 * cpplex.c (lex_percent, lex_dot): Remove.
1572 (get_effective_char, skip_block_comment, skip_line_comment,
1573 parse_identifier_slow, parse_number, parse_string, save_comment,
1574 _cpp_lex_direct): Update to do lookback freely.
1575 (IF_NEXT_IS, BACKUP): New macros.
1576 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1577 * cppmacro.c (paste_tokens): Update.
1579 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1581 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1583 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1585 * reload1.c (reload): Check CONSTANT_P before calling
1586 LEGITIMATE_PIC_OPERAND_P.
1587 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1588 workaround of 2001-10-13.
1590 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1592 * i386.c (split_di): Handle splitting of DFmode.
1594 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1596 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1597 (adjust_address_1, offset_address): Likewise.
1599 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1600 (output_asm_insn): Call it for each line output.
1601 Don't record an operand more than once.
1603 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1604 * main.c: Include config.h and system.h, but not ansidecl.h.
1605 * Makefile.in (main.o): Update accordingly.
1607 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1609 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1611 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1613 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1614 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1616 (find_sub_basic_blocks): ... here;
1617 (find_many_sub_basic_blocks): New.
1618 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1620 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1622 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1624 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1626 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1627 * flow.c (update_life_info): Measure time.
1628 * c-decl.c: Include timevar.h
1629 (c_expand_body): Measure time.
1630 * toplev.c (rest_of_compilation): Measure time of mode switching
1632 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1634 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1635 (lang_independent_options): Add asynchronous-unwind-tables
1636 (toplev_main): flag_asynchronous_unwind_tables implies
1638 * flags.h (flag_asynchronous_unwind_tables): Declare.
1639 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1640 flag_asynchronous_unwind_tables.
1641 (output_call_frame_info): Likewise.
1642 * invoke.texi (-fasynchronous-unwind-tables): Document.
1643 * i386.c (optimization_options): Enable
1644 flag_asynchronous_unwind_tables.
1646 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1647 * i386.md (s* expanders): Destination is QImode.
1649 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1650 * rtl.h (clear_log_links): Kill.
1651 * flow.c (clear_log_links): Make static; accept blocks parameter;
1652 do no clear life info.
1653 (update_life_info): Call clear_log_links.
1655 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1657 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1659 * cpplex.c (handle_newline, skip_escaped_newlines,
1660 get_effective_char, skip_block_comment, skip_line_comment,
1661 parse_identifier_slow, parse_number, parse_string,
1662 _cpp_lex_direct): Update to do more stepping back.
1663 (trigraph_ok): Similarly. Rename trigraph_p.
1664 (SAVE_STATE, RESTORE_STATE): Remove.
1665 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1667 * cpplib.c (destringize): Rename destringize_and_run, and
1668 call run_directive directly.
1669 (_cpp_do__Pragma): Simplify.
1671 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1673 * pe.c (arm_pe_unique_section): Const-ify.
1674 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1675 (switch_to_section): Add static prototype.
1677 * output.h (drectve_section): Prototype.
1679 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1681 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1682 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1683 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1684 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1685 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1686 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1687 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1688 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1689 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1690 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1691 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1692 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1693 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1694 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1695 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1696 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1697 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1698 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1699 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1700 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1701 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1702 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1703 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1704 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1705 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
1706 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
1707 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
1708 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
1709 v850-*-*): Delete superflous ${cpu_type} setting.
1710 * config/linux.h: Delete svr4.h include.
1711 (SET_ASM_OP): Delete.
1712 * config/netware.h (INT_ASM_OP): Undef before define.
1713 * config/ptx4.h: Delete elfos.h include.
1714 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
1715 * config/svr4.h: Delete elfos.h include. Update commentary.
1716 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
1717 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
1718 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
1719 config/v850/v850.h: Delete svr4.h include.
1720 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
1721 config/m68k/m68kv4.h, config/m88k/sysv4.h,
1722 config/sparc/sysv4.h: Update includes.
1723 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
1724 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
1725 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
1726 config/m88k/dguxbcs.h: Delete includes.
1727 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
1728 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
1729 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
1731 * config/m88k/dgux.h: Delete include.
1732 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
1734 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
1735 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
1736 * config/sh/elf.h: Update include.
1737 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
1738 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
1740 2001-10-19 Catherine Moore <clm@redhat.com>
1742 * config/stormy16/stormy-abi: Updates to varargs descriptions.
1743 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
1744 base and count fields.
1745 (stormy16_expand_builtin_va_start): last_reg_count changed to
1746 size_of_reg_args. Use count + size in first comparison.
1748 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1750 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
1751 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
1752 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
1753 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
1754 Set alignment from type if INDIRECT_REF.
1755 (adjust_address_1, offset_address): Simplify alignment compuitation.
1756 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
1757 here; done by set_mem_attributes.
1759 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1761 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
1762 * arm-protos.h (rdata_section, zero_init_section, common_section):
1764 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
1765 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
1766 traditional mode stringification.
1767 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
1768 in macros controling its use.
1769 * rtlanal.c: Include tm_p.h.
1770 * varasm.c (asm_output_aligned_bss): Mark parameter with
1772 (assemble_constant_align, assemble_start_function, assemble_align,
1773 assemble_variable, assemble_trampoline_template,
1774 output_constant_def_contents): Wrap potentially empty if-stmt body
1777 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1779 * a29k-protos.h (literal_section): Prototype.
1780 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
1781 * a29k.md: Ensure function pointers are prototyped.
1782 * genattrtab.c (write_eligible_delay): Mark parameter with
1785 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1787 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1788 * 1750a.c (print_operand): Fix format specifier warning.
1789 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
1790 * 1750a.md: Likewise.
1791 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
1792 * genemit.c (output_add_clobbers): Mark parameter with
1794 * genrecog.c (write_subroutine): Likewise.
1795 * integrate.c (expand_inline_function): Delete unused variable.
1796 * varasm.c (remove_from_pending_weak_list): Wrap with
1799 2001-10-19 Jakub Jelinek <jakub@redhat.com>
1801 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
1802 field is different to previous argument's neg field.
1804 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
1806 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1808 * final.c (get_decl_from_op): New function.
1809 (output_asm_insn): Call it; write "*" when item with decl is address.
1811 2001-10-19 Janis Johnson <janis187@us.ibm.com>
1813 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
1814 about 64-bit support from the 3.0_branch version.
1816 2001-10-19 Zack Weinberg <zack@codesourcery.com>
1818 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
1819 USE_INCLUDED_LIBINTL when appropriate.
1820 * configure, config.in: Regenerate.
1821 * Makefile.in (datadir): Set to @datadir@.
1822 (intl.o): Also depend on $(CONFIG_H) and system.h.
1824 * intl.c: Factor out common gettext initialization sequence.
1825 (gcc_init_libintl): New function.
1826 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
1827 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
1828 off NLS. Add multiple include guard. No need to #ifdef-guard
1829 an #undef. Prototype gcc_init_libintl here.
1831 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
1832 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
1833 Use gcc_init_libintl.
1835 2001-10-19 Catherine Moore <clm@redhat.com>
1837 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
1839 * config/stormy16/stormy16.c (stormy16_split_move): Make
1840 sure that REG_INC notes are present for auto_inc operands.
1842 2001-10-19 Andreas Jaeger <aj@suse.de>
1844 * configure: Regenerated.
1845 * configure.in: Add x86_64 to switch statements.
1847 2001-10-18 Richard Henderson <rth@redhat.com>
1849 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1850 address into $27 explicitly.
1851 (sibcall_value_osf_1): Likewise.
1853 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1855 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1856 (offset_address): New function.
1857 (free_emit_status): Free regno_decl.
1858 (init_emit): Pass proper number of elements to xcalloc.
1859 Allocate regno_decl.
1860 (mark_emit_status): Mark regno_decl values.
1861 * expr.c (highest_pow2_factor): New function.
1862 (expand_assigment): Use it and offset_address.
1863 Properly handle ptr_mode vs. Pmode in offset calculation.
1864 (store_constructor, expand_expr_unaligned): Likewise.
1865 (expand_expr, case COMPONENT_EXPR): Likewise.
1866 * expr.h (offset_address): New decl.
1867 * function.h (struct emit_status): Add regno_decl.
1868 (REGNO_DECL): New macro.
1869 * final.c (output_asm_name): Move in file and don't conditionalize
1870 on flag_print_asm_name.
1871 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1872 Output names of operands, if known.
1873 * function.c (assign_parms): Set REGNO_DECL.
1874 * integrate.c (integrate_decl_tree): Likewise.
1875 * stmt.c (expand_decl): Likewise.
1876 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1878 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1880 * attribs.c (handle_noinline_attribute): New function.
1881 (handle_used_attribute): Likewise.
1882 (c_common_attribute_table): Added noinline and used.
1883 * doc/extend.texi (Function Attributes): Document them.
1884 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1885 Warn when merging inline with attribute noinline.
1886 (start_decl, start_function): Warn if inline and attribute
1887 noinline appear in the same declaration.
1889 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1891 * config.gcc: Update c4x and i370 for C front end-specific
1893 * config/c4x/c4x-c.c: New.
1894 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1895 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1897 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1898 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1900 (c4x_init_pragma): Remove.
1901 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1902 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1903 c4x_pr_ignored): Move to c4x-c.c.
1904 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1905 * config/c4x/t-c4x: Update.
1906 * config/i370/i370-c.c: New.
1907 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1908 (i370_pr_map): Move to i370-c.c.
1909 * config/i370/t-i370: New.
1911 * doc/tm.texi: Update.
1913 2001-10-17 Stan Shebs <shebs@apple.com>
1915 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1916 typo fixes throughout.
1917 (machopic_output_stub): Remove some dead code.
1919 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1921 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1924 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1926 * Makefile.in (print-rtl.o): Depend on TREE_H.
1927 * alias.c (get_alias_set): Make two passes over objects to first
1928 see if inner object is access via restricted pointer.
1929 Defer allocating alias set for restricted pointer until here.
1930 Call find_placeholder with second arg nonzero.
1932 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1933 set for restricted pointer types.
1934 * emit-rtl.c (set_mem_attributes): Set more attributes.
1935 (set_mem_align, change_address, adjust_address_1): New functions.
1936 (change_address_1): Now static.
1937 (adjust_address, adjust_address_nv): Deleted.
1938 (replace_equiv_address): Call change_address_1.
1939 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1940 (find_placeholder): Get starting point from PLIST arg.
1941 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1942 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1943 (adjust_address, adjust_address_nv): New macros.
1944 * print-rtl.c (tree.h): New include.
1945 (print_rtx, case MEM): Print all memory attributes.
1947 2001-10-17 Richard Henderson <rth@redhat.com>
1949 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1951 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1953 * c-tree.texi: Eliminate duplicated word.
1954 * cpp.texi: Likewise.
1955 * install.texi: Likewise.
1956 * invoke.texi: Likewise.
1957 * tm.texi: Likewise.
1959 2001-10-17 Michael Collison <collison@isisinc.net>
1961 * dsp16xx.c: Fix comment formatting to match GNU standards.
1962 (dsp16xx_output_function_prologue): Change type of 'size'
1963 parameter from 'int' to HOST_WIDE_INT.
1964 (dsp16xx_output_function_epilogue): Change type of 'size'
1965 parameter from 'int' to HOST_WIDE_INT.
1967 2001-10-16 Richard Henderson <rth@redhat.com>
1969 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1970 * configure, config.in: Rebuild.
1972 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1973 (ix86_output_addr_diff_elt): New.
1974 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1975 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1976 (JUMP_TABLES_IN_TEXT_SECTION): New.
1977 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1978 * config/i386/i386-protos.h: Update.
1980 * config/i386/386bsd.h, config/i386/beos-elf.h,
1981 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1982 config/i386/i386-interix.h, config/i386/i386elf.h,
1983 config/i386/linux.h, config/i386/netbsd-elf.h,
1984 config/i386/netbsd.h, config/i386/openbsd.h,
1985 config/i386/ptx4-i.h, config/i386/rtemself.h,
1986 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1987 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1989 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1991 * stmt.c (expand_asm_operands): Update commentary.
1993 2001-10-16 Stan Shebs <shebs@apple.com>
1995 * config/darwin.h (GCC_NAME): Remove, no longer used.
1996 (NO_MATH_LIBRARY): Ditto.
1997 (MATH_LIBRARY): Define to emptiness.
1998 (DWARF2_DEBUGGING_INFO): Define.
1999 (PREFERRED_DEBUGGING_TYPE): Define.
2000 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2001 (EXCEPTION_SECTION): Define.
2002 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2003 * config/darwin.c (darwin_encode_section_info): Handle case of
2004 DECL_INITIAL being error_mark_node.
2006 2001-10-16 Richard Henderson <rth@redhat.com>
2008 * alpha.c (current_file_function_operand): Don't fail for profiling.
2009 (direct_call_operand): New.
2010 * alpha-protos.h: Declare it.
2011 * alpha.h (EXTRA_CONSTRAINT): Use it.
2012 (PREDICATE_CODES): Add it.
2013 (ASM_OUTPUT_MI_THUNK): Remove.
2014 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2015 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2017 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2019 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2020 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2022 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2024 * cfg.c (free_edge): Break out from ....
2025 (remove_edge): ... here.
2026 (clear_edges): Use free_edge.
2028 * att.h (ASM_QUAD): Add comment.
2029 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2031 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2033 * i386.c (split_ti): New function.
2034 (ix86_split_to_parts): Support TImodes.
2035 * i386.h (VALID_INT_MODE_P): Add TImode.
2036 * i386.md (movdi splitter): Fix.
2037 (movti): Support 64bit integer registers.
2038 (movti_rex64): New function and splitter.
2040 * i386.c (*_cost): Add movsx/movzx cost.
2041 * i386.h (struct processor_costs): Add movsx/movzx fields.
2042 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2043 64bit operations require split on 64bit machine.
2044 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2046 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2047 (ix86_expand_move): Avoid pushes of memory if size does not match;
2048 move long constants to register.
2049 (x86_initialize_trampoline): Fix mode.
2050 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2051 Use ASM_QUAD on 64bit.
2052 * i386.md (test pattern): Disallow impossible constants.
2053 (tablejump PIC expander): Fix emitting of sum.
2054 (movdicc_rex64): Rename to movdicc.
2055 * linux64.h (LINK_SPEC): Add missing '%'.
2057 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2059 * tree-inline.c (inlinable_function_p): Leave it up to the
2060 front-end to turn -finline-functions into DECL_INLINE set for all
2063 2001-10-16 Stan Shebs <shebs@apple.com>
2065 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2067 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2069 * recog.c: Formatting and comment typo fixes.
2071 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2072 version in single tree build.
2073 * configure: Regenerate.
2075 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2077 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2078 MODE arguments to gen_rtx and compare operand with const0_rtx.
2080 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2082 * system.h: Poison old unused target macros.
2083 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2084 * config/stormy16/stormy16.c: Update references to obsolete macros.
2085 * config/stormy16/stormy16.h: Similarly.
2086 * config/stormy16/stormy16.md: Similarly.
2087 * config/cris/cris.h: Similarly.
2089 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2091 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2092 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2093 cpp_register_pragma): Update accordingly.
2095 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2097 * c-pragma.h (cpp_register_pragma_space): Remove.
2098 * cpplib.h (cpp_register_pragma_space): Remove.
2099 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2100 (cpp_register_pragma_space): Remove.
2101 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2103 (do_pragma): Similarly.
2104 (_cpp_init_internal_pragmas): Don't register namespaces.
2106 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2107 Don't register namespaces.
2108 * cp/lex.c (init_cp_pragma): Similarly.
2109 * doc/tm.texi: Update.
2111 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2114 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2116 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2118 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2119 add scheduling support.
2120 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2121 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2122 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2125 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2127 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2128 missing CONSTANT_P test in core GCC.
2130 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2132 * cppmain.c (struct printer): New member source.
2133 (scan_translation_unit): Fix spacing at start of lines.
2134 (cb_line_change): Update.
2136 * gcc.dg/cpp/spacing2.c: New test.
2138 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2140 * config/cris/arit.c: Use __builtin_labs, not abs.
2142 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2144 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2145 misplaced sprintf and fprintf argument.
2147 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2149 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2150 * configure.in, Makefile.in: Take out obsolete check-po logic.
2151 * configure, config.in: Regenerate.
2153 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2155 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2156 symtab declarations.
2158 2001-10-12 Stan Shebs <shebs@apple.com>
2160 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2161 declarations of arguments and local variables.
2163 2001-10-12 Christopher Faylor <cgf@redhat.com>
2165 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2166 ENDFILE_SPEC definition.
2168 2001-10-12 Kazu Hirata <kazu@hxi.com>
2170 * gthr-dce.h: Fix comment formatting.
2171 * gthr-posix.h: Likewise.
2172 * gthr-single.h: Likewise.
2173 * gthr-solaris.h: Likewise.
2174 * gthr-vxworks.h: Likewise.
2175 * gthr-win32.h: Likewise.
2177 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2179 * final.c (output_asm_insn): Make sure assembly dialects are
2180 terminated, not nested. Output `|' and `}' characters if they
2181 don't appear inside assembly dialect selection.
2182 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2183 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2184 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2185 strsetsi_rex_1): Add {} braces.
2187 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2189 * toplev.c (compile_file): Ignore return value from yyparse.
2190 Always pop any nested binding levels after yyparse returns.
2192 2001-10-11 Richard Henderson <rth@redhat.com>
2194 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2196 2001-10-11 Richard Henderson <rth@redhat.com>
2198 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2199 fall back to add_AT_long_long for large CONST_INT.
2201 2001-10-11 Richard Henderson <rth@redhat.com>
2203 * config/i386/i386.md (setcc splitters): Add four splitters to
2204 simplify compound compares that simplify_comparison can't handle.
2206 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2208 * cpplex.c (digraph_spellings, token_spellings): Make static.
2210 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2212 * unroll.c (loop_iterations): Fixup last patch.
2214 2001-10-11 Richard Henderson <rth@redhat.com>
2216 * rtl.h (REG_VTABLE_REF): New.
2217 * rtl.c (reg_note_name): Add it.
2218 * combine.c (distribute_notes): Handle it.
2219 * final.c (final_scan_insn): Handle it.
2220 * tree.def (VTABLE_REF): New.
2221 * expr.c (expand_expr): Handle it.
2222 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2223 * output.h: Declare them.
2225 2001-10-11 Richard Henderson <rth@redhat.com>
2227 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2230 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2232 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2233 available in 64-bit mode.
2235 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2237 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2238 cris-*-linux* cases.
2239 * config/cris/cris-protos.h: New file.
2240 * config/cris/cris.c: New file.
2241 * config/cris/cris.h: New file.
2242 * config/cris/cris.md: New file.
2243 * config/cris/linux.h: New file.
2244 * config/cris/aout.h: New file.
2245 * config/cris/arit.c: New file.
2246 * config/cris/cris_abi_symbol.c: New file.
2247 * config/cris/mulsi3.asm: New file.
2248 * config/cris/t-aout: New file.
2249 * config/cris/t-cris: New file.
2250 * config/cris/t-elfmulti: New file.
2251 * config/cris/t-linux: New file.
2252 * doc/invoke.texi: Add CRIS options.
2253 * doc/install.texi (Specific): Add blurb for CRIS.
2255 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2257 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2259 * config/float/i32.h: Likewise.
2260 * config/float-i386.h: Likewise.
2261 * config/float-i64.h: Likewise.
2262 * config/float-m68k.h: Likewise.
2263 * config/float-sh.h: Likewise.
2264 * config/float-sparc.h: Likewise.
2266 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2268 * doc/contrib.texi: Add note about CRIS port to my entry.
2270 2001-10-11 Kazu Hirata <kazu@hxi.com>
2272 * basic-block.h: Fix formatting.
2273 * bitmap.h: Likewise.
2274 * cpplib.h: Likewise.
2275 * c-tree.h: Likewise.
2276 * diagnostic.h: Likewise.
2277 * flags.h: Likewise.
2279 * longlong.h: Likewise.
2281 * reload.h: Likewise.
2285 2001-10-10 Richard Henderson <rth@redhat.com>
2287 * c-parse.in (asm_operand): Allow named operands.
2288 * genconfig.c (max_recog_operands): Set to 29.
2289 * local-alloc.c (requires_inout): Skip multiple digits.
2290 * recog.c (asm_operand_ok): Likewise.
2291 (preprocess_constraints): Use strtoul for matching constraints.
2292 (constrain_operands): Likewise.
2293 * regmove.c (find_matches): Likewise.
2294 * reload.c (find_reloads): Likewise.
2295 * stmt.c (parse_output_constraint): Don't reject in-out
2296 constraint on operands > 9. Reject '[' in constraint.
2297 (expand_asm_operands): Handle named operands. Use strtoul
2298 for matching constraints.
2299 (check_operand_nalternatives): Split out from expand_asm_operands.
2300 (check_unique_operand_names): New.
2301 (resolve_operand_names, resolve_operand_name_1): New.
2303 * doc/extend.texi (Extended Asm): Document named operands.
2304 * doc/md.texi (Simple Constraints): Document matching constraints
2307 2001-10-10 Richard Henderson <rth@redhat.com>
2309 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2311 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2312 (jcc splitters): Add two splitters to simplify compound compares
2313 that simplify_comparison can't handle.
2315 2001-10-10 Richard Henderson <rth@redhat.com>
2317 * langhooks.c: Include langhooks.h.
2318 * Makefile.in (langhooks.o): Depend on it.
2320 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2322 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2323 should not be considered as a no-op.
2324 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2326 2001-10-10 Stan Shebs <shebs@apple.com>
2328 * alias.c: Remove uses of "register" specifier in declarations
2329 of arguments and local variables.
2330 * c-common.c: Ditto.
2331 * c-convert.c: Ditto.
2333 * c-format.c: Ditto.
2334 * c-semantics.c: Ditto.
2335 * c-typeck.c: Ditto.
2336 * caller-save.c: Ditto.
2339 * cfgbuild.c: Ditto.
2341 * collect2.c: Ditto.
2345 * cppfiles.c: Ditto.
2348 * defaults.h: Ditto.
2350 * dwarf2out.c: Ditto.
2351 * dwarfout.c: Ditto.
2352 * emit-rtl.c: Ditto.
2357 * fix-header.c: Ditto.
2358 * floatlib.c: Ditto.
2360 * fold-const.c: Ditto.
2361 * function.c: Ditto.
2364 * gen-protos.c: Ditto.
2365 * genattrtab.c: Ditto.
2366 * gencheck.c: Ditto.
2367 * genconfig.c: Ditto.
2369 * genextract.c: Ditto.
2370 * genflags.c: Ditto.
2371 * gengenrtl.c: Ditto.
2372 * genoutput.c: Ditto.
2374 * genrecog.c: Ditto.
2375 * gensupport.c: Ditto.
2379 * haifa-sched.c: Ditto.
2380 * hard-reg-set.h: Ditto.
2382 * integrate.c: Ditto.
2385 * local-alloc.c: Ditto.
2387 * mips-tdump.c: Ditto.
2388 * mips-tfile.c: Ditto.
2391 * print-rtl.c: Ditto.
2392 * read-rtl.c: Ditto.
2395 * reg-stack.c: Ditto.
2396 * regclass.c: Ditto.
2401 * resource.c: Ditto.
2405 * sched-deps.c: Ditto.
2406 * sched-rgn.c: Ditto.
2408 * simplify-rtx.c: Ditto.
2410 * stor-layout.c: Ditto.
2417 * xcoffout.c: Ditto.
2419 2001-10-10 Richard Henderson <rth@redhat.com>
2421 * rtl.h (can_reverse_comparison_p): Remove.
2423 2001-10-10 Christopher Faylor <cgf@redhat.com>
2425 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2428 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2430 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2431 (Thanks to Chris Faylor for suggesting macro name).
2432 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2434 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2435 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2436 (MATH_LIBRARY): Undef before definition.
2437 (OUTPUT_QUOTED_STRING): Likewise.
2438 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2440 2001-10-10 Richard Henderson <rth@redhat.com>
2442 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2443 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2444 a tristate comparison value.
2445 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2447 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2450 * unroll.c (loop_iterations): Ignore insns generated by loop
2453 * config.gcc (mips*-*-gnu*): Delete support.
2454 * config/mips/gnu.h: Remove.
2456 2001-10-10 Kazu Hirata <kazu@hxi.com>
2458 * calls.c: Fix formatting.
2459 * c-decl.c: Likewise.
2460 * cfgcleanup.c: Likewise.
2461 * combine.c: Likewise.
2462 * cppfiles.c: Likewise.
2463 * cpplib.c: Likewise.
2464 * cppmacro.c: Likewise.
2465 * crtstuff.c: Likewise.
2467 * dwarf2out.c: Likewise.
2468 * expmed.c: Likewise.
2470 * fold-const.c: Likewise.
2471 * function.c: Likewise.
2473 * genattrtab.c: Likewise.
2474 * ggc-page.c: Likewise.
2475 * integrate.c: Likewise.
2476 * libgcc2.c: Likewise.
2478 * optabs.c: Likewise.
2479 * profile.c: Likewise.
2480 * protoize.c: Likewise.
2482 * recog.c: Likewise.
2483 * reload1.c: Likewise.
2484 * reload.c: Likewise.
2485 * reorg.c: Likewise.
2486 * resource.c: Likewise.
2487 * sched-rgn.c: Likewise.
2488 * sdbout.c: Likewise.
2490 * toplev.c: Likewise.
2491 * varasm.c: Likewise.
2493 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2495 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2496 * Makefile.in (langhooks.o): Add dependencies.
2498 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2500 * rs6000.c (rs6000_emit_load_toc_table): Don't
2501 strdup the toc label.
2502 (create_TOC_reference): Likewise.
2504 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2506 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2509 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2511 * config/i386/i386.c (ix86_attribute_table): Correct
2512 min_len, max_len fields for dllimport, dllexport and shared.
2514 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2516 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2517 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2518 Consistently use "nonzero" instead of "non-zero".
2520 2001-10-09 Kazu Hirata <kazu@hxi.com>
2522 * acconfig.h: Fix comment formatting.
2523 * c-dump.h: Likewise.
2524 * c-tree.h: Likewise.
2525 * conditions.h: Likewise.
2527 * function.h: Likewise.
2529 * hwint.h: Likewise.
2530 * integrate.h: Likewise.
2533 * optabs.h: Likewise.
2535 2001-10-09 Kazu Hirata <kazu@hxi.com>
2537 * c-common.h: Fix comment formatting.
2538 * c-dump.c: Likewise.
2540 * diagnostic.h: Likewise.
2541 * except.c: Likewise.
2543 * gcov-io.h: Likewise.
2544 * genattrtab.c: Likewise.
2545 * output.h: Likewise.
2546 * predict.h: Likewise.
2547 * reload1.c: Likewise.
2548 * reload.h: Likewise.
2549 * resource.h: Likewise.
2551 * system.h: Likewise.
2553 * tree-inline.c: Likewise.
2554 * tsystem.h: Likewise.
2555 * varasm.c: Likewise.
2556 * xcoffout.h: Likewise.
2558 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2560 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2562 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2564 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2565 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2566 config/i386/netware.h, config/mcore/gfloat.h,
2567 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2568 config/netware.h, gccbug.in: Update FSF address.
2570 2001-10-09 Kazu Hirata <kazu@hxi.com>
2572 * c-common.c: Fix comment typos.
2573 * cfgrtl.c: Likewise.
2574 * collect2.c: Likewise.
2575 * cpplex.c: Likewise.
2576 * doloop.c: Likewise.
2577 * dwarf2out.c: Likewise.
2578 * dwarfout.c: Likewise.
2580 * fold-const.c: Likewise.
2584 * global.c: Likewise.
2585 * ifcvt.c: Likewise.
2587 * optabs.c: Likewise.
2588 * protoize.c: Likewise.
2589 * regclass.c: Likewise.
2590 * reorg.c: Likewise.
2594 * doc/cpp.texi: Likewise.
2595 * doc/c-tree.texi: Likewise.
2596 * doc/extend.texi: Likewise.
2597 * doc/invoke.texi: Likewise.
2598 * doc/objc.texi: Likewise.
2599 * doc/tm.texi: Likewise.
2601 2001-10-08 Richard Henderson <rth@redhat.com>
2603 * varasm.c (set_named_section_flags): Initialize "declared".
2605 2001-10-08 Robert Lipe <robertlipe@usa.net>
2607 * varasm.c (struct in_named_entry): Add declared.
2608 (named_section_first_declaration): New function.
2609 (default_elf_asm_named_section): Use it.
2610 * output.h (named_section_first_declaration): New.
2612 2001-10-08 Richard Henderson <rth@redhat.com>
2614 * i386.md (movsi_xor): Export.
2615 (setcc peep2): Use it when available; add an alternative to
2616 match zero_extendhisi2_and.
2618 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2620 * romp-protos.h (romp_initialize_trampoline): New function.
2621 * romp.c (romp_initialize_trampoline): Likewise.
2622 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2623 romp_initialize_trampoline.
2625 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2627 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2628 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2629 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2630 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2632 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2634 * unroll.c (loop_iterations): Extend check for multiple back edges.
2636 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2638 * langhooks.h: New file.
2639 * Makefile.in (OBJS): Added langhooks.o.
2640 (c-lang.o): Depend on langhooks.h.
2641 (c-common.o): Don't depend on tree-inline.h.
2642 (tree-inline.o): Depend on toplev.h.
2643 (langhooks.o): New rule.
2644 * c-common.c: Don't include tree-inline.h.
2645 (c_mark_lang_decl): Mark argument c as unused.
2646 (c_common_lang_init): Don't initialize hooks here.
2647 * c-lang.c: Include langhooks.h, then override some macros.
2648 (lang_hooks): Initialize with macros in langhooks.h.
2649 (c_init): Don't initialize hooks here.
2650 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2651 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2652 * tree-inline.c: Include toplev.h. Don't define hook variables.
2653 * tree-inline.h: Don't define hook types nor declare hook
2654 variables. Move macros to...
2655 * langhooks.c: ... new file, as functions. Adjust all callers.
2657 2001-10-08 Jeffrey A Law <law@cygnus.com>
2659 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2660 purge_mem_unchanging_flag on all instructions, not just on those
2661 before NOTE_INSN_FUNCTION_BEG.
2663 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2665 * cppmacro.c (_cpp_create_definition): Leave comments off.
2667 * doc/cpp.texi: Update.
2669 2001-10-08 DJ Delorie <dj@redhat.com>
2671 * c-decl.c (grokfield): Make sure the only unnamed fields
2672 we're allowing are either structs or unions.
2673 * doc/extend.texi: Add documentation for the unnamed field
2676 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2678 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2679 * configure.in: Use it.
2680 * configure: Regenerated.
2681 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2682 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2684 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2686 * cppfiles.c (open_file): Don't mark zero-length files
2687 never-reread here. Don't output diagnostics here either.
2688 (stack_include_file): Mark them never-reread here.
2689 (_cpp_read_file): Update.
2691 2001-10-08 Richard Henderson <rth@redhat.com>
2693 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2695 2001-10-08 Richard Henderson <rth@redhat.com>
2697 * expr.c (store_expr): When converting a CONST_INT for storage
2698 in a SUBREG, convert it to both SUBREG modes before stripping
2701 2001-10-08 Richard Henderson <rth@redhat.com>
2703 * varasm.c (restore_varasm_status): New.
2704 * function.h: Declare it.
2705 * function.c (pop_function_context_from): Call it.
2707 2001-10-08 Richard Henderson <rth@redhat.com>
2709 * c-common.h (struct c_lang_decl): Add declared_inline.
2710 * c-tree.h (DECL_DECLARED_INLINE_P): New.
2711 * c-lang.c (c_disregard_inline_limits): Use it.
2712 * c-decl.c (duplicate_decls): Likewise.
2713 (pushdecl, redeclaration_error_message): Likewise.
2714 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
2715 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
2716 Set DECL_INLINE if -finline-functions.
2717 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
2719 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2721 * cppmacro.c (funlike_invocation_p): Move some logic to caller
2722 in enter_macro_context. Create a padding token in its own context
2723 if necessary when the search for '(' fails.
2724 (enter_macro_context): Update.
2726 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2728 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
2729 genmultilib, toplev.c: Fix spelling errors of "separate" as
2730 "seperate", and corresponding spelling errors of related words.
2732 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2734 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
2735 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
2737 * c-dump.c (dump_option_value_info): Likewise.
2738 * c-format.c (format_length_info, format_char_info,
2739 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
2740 * collect2.c (names): Likewise.
2741 * cppdefault.h (default_include): Likewise.
2742 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
2743 * flow.c (life_analysis): Likewise.
2744 * gcc.c (dir_separator_str, modify_target, option_map,
2745 target_option_translations, spec_list_1, extra_specs_1,
2746 init_spec): Likewise.
2747 * gcov.c (gcov_version_string): Likewise.
2748 * genattr.c (write_units): Likewise.
2749 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
2750 * gengenrtl.c (rtx_definition, defs): Likewise.
2751 * genrecog.c (pred_table): Likewise.
2752 * global.c (global_alloc): Likewise.
2753 * lcm.c (optimize_mode_switching): Likewise.
2754 * local-alloc.c (find_free_reg): Likewise.
2755 * params.h (param_info): Likewise.
2756 * predict.c (predictor_info): Likewise.
2757 * protoize.c (unexpansion_struct): Likewise.
2758 * real.c (bmask): Likewise.
2759 * recog.h (insn_operand_data, insn_data): Likewise.
2760 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
2761 * stmt.c (expand_nl_goto_receiver): Likewise.
2762 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
2763 target_switches, target_options): Likewise.
2764 * tradcif.y (token, tokentab2, yylex): Likewise.
2765 * tree.h (attribute_spec): Likewise.
2767 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
2769 * arc.c (arc_output_function_epilogue): Likewise.
2770 * arm.c (processors, all_cores, all_architectures,
2771 arm_override_options, isr_attribute_arg, isr_attribute_args,
2772 arm_isr_value): Likewise.
2773 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
2775 * c4x.c (c4x_int_reglist): Likewise.
2776 * d30v.c (override_options): Likewise.
2777 * h8300.c (shift_insn): Likewise.
2778 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
2779 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
2780 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
2781 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
2782 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
2783 * i386.h (processor_costs, ix86_cost): Likewise.
2784 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
2785 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
2786 * m68k.c (codes_68881, codes_FPA): Likewise.
2787 * m88k.c (mode_from_align, max_from_align, all_from_align,
2788 best_from_align, m_options): Likewise.
2789 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2790 * mcore.c (mode_from_align): Likewise.
2791 * mips/elf64.h (UNIQUE_SECTION): Likewise.
2792 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
2793 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
2794 * mips.h (mips_regno_to_class): Likewise.
2795 * ns32k.c (scales): Likewise.
2796 * pa.c (import_string, magic_milli): Likewise.
2797 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
2798 * sparc.c (leaf_reg_remap, sparc_override_options,
2799 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
2801 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
2803 2001-10-07 Dale Johannesen <dalej@apple.com>
2805 * reload1.c (reload_reg_free_p): Teach register interference
2806 checking that multiple output reloads are emitted in
2808 reload1.c (reload_reg_reaches_end_p): Ditto.
2809 reload1.c (reloads_conflict): Ditto.
2811 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2813 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
2814 NULL_TREE inside @code.
2816 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2818 * doc/gcc.texi: Document consistent style of "32-bit",
2819 "Objective-C", and "@code{NULL}".
2821 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2823 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
2824 (cpp_token_len, cpp_spell_token, cpp_output_token,
2825 _cpp_equiv_tokens): Handle it.
2826 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
2827 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
2828 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
2831 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2833 * gcc.c (default_compilers): Remove .ada.
2835 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
2837 * doc/cppinternals.texi: Update.
2839 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2841 * gcc.c (main): Set this_file_error if the appropriate
2842 compiler for a language has not been installed.
2844 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2846 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2848 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2850 * gccbug.in (CATEGORIES): Add ada.
2852 2001-10-05 Catherine Moore <clm@redhat.com>
2854 * config/stormy16/stormy-abi: Document abi changes.
2855 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2856 (ICALL_REGS): New register class.
2857 (NUM_ARGUMENT_REGISTERS): Now 6.
2858 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2860 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2861 * config/stormy16.md (call_internal, call_value_internal,
2862 indirect_jump): Use new 'z' constraint.
2864 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2866 * doc/cppinternals.texi: Update.
2868 2001-10-05 Richard Henderson <rth@redhat.com>
2870 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2871 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2872 the gas section-name-as-label feature.
2874 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2876 * doc/cppinternals.texi: Update.
2878 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2880 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2881 to ensure valid SImode constants.
2883 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2885 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2886 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2887 * c-decl.c: Include tree-inline.h.
2888 (c_expand_body): Call optimize_inline_calls. Determine whether
2889 a function is inlinable upfront, and only clear
2890 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2891 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2892 (c_disregard_inline_limits): New function.
2893 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2894 (c_post_options): Enable tree inlining if inlining is enabled.
2895 Don't inline trees when instrumenting functions.
2896 (c_init): Initialize lang_disregard_inline_limits and
2897 lang_cannot_inline_tree_fn.
2898 * tree-inline.c (initialize_inlined_parameters): Handle calls
2899 with fewer arguments than declared parameters, and fewer
2900 parameters than passed arguments. Don't assume value is a
2902 (declare_return_variable): Convert return value back to the
2903 original type, if it was promoted.
2904 (tree_inlinable_function_p): New function.
2905 (inlinable_function_p): Don't look at DECL_INLINE if we're
2906 inlining all functions. Make it work with a NULL id.
2907 Re-check DECL_UNINLINABLE after language-specific checks.
2908 * tree-inline.h (tree_inlinable_function_p): Declare it.
2909 * integrate.c (save_for_inline): Don't bother to prepare argvec
2911 * cse.c (check_for_label_ref): Don't check deleted labels.
2913 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2914 * tree-inline.c: Include headers needed for the functions moved in.
2915 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2916 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2917 (copy_body, initialize_inlined_parameters): Likewise.
2918 (declare_return_variable, inlinable_function_p): Likewise.
2919 (expand_call_inline, expand_calls_inline): Likewise.
2920 (optimize_inline_calls, clone_body): Likewise.
2921 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2922 (copy_tree_r, remap_save_expr): Likewise.
2924 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2926 * Makefile.in (OBJS): Added tree-inline.o.
2927 (c-common.o): Depend on tree-inline.h.
2928 (tree-inline.o): New target.
2929 * c-common.c: Include tree-inline.h.
2930 (c_mark_lang_decl): Don't mark saved_tree.
2931 (c_common_lang_init): Set lang_anon_aggr_type_p.
2932 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2933 (struct c_lang_decl): Moved saved_tree to tree_decl.
2934 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2935 * integrate.h (function_attribute_inlinable_p): Declare it.
2936 * integrate.c (function_attribute_inlinable_p): Export it.
2937 * tree-inline.c: New file. Define variables declared in...
2938 * tree-inline.h: New file. Declare functions to be moved to
2939 tree-inline.c. Define macros and declare types and hooks for
2940 language-specific tree inlining.
2941 (flag_inline_trees): Moved definition from cp/decl2.c.
2942 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2943 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2944 (struct tree_decl): Moved saved_tree from c_lang_decl and
2945 inlined_fns from C++'s lang_decl.
2947 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2949 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2950 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2952 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2954 * doc/cppinternals.texi: Update.
2956 2001-10-04 Eric Christopher <echristo@redhat.com>
2958 * config/mips/mips.c (init_cumulative_args): Remember to set
2960 * config.gcc: Redo linux configuration. Add target_cpu_default
2961 of soft-float to all mipsisa32 combinations and tx39.
2962 * config/mips/linux.h: Remove include of mips.h.
2964 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2966 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2967 HOST_LDFLAGS and HOST_CPPFLAGS.
2969 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2971 * c-parse.in (objc_inherit_code, objc_pq_context,
2972 objc_public_flag): Make static.
2973 (objc_interface_context, objc_implementation_context,
2974 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2975 global tree array in objc/objc-act.[ch].
2976 (methoddef): Remove unnecessary code.
2978 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2979 Hoist struct definitions to objc-act.h.
2980 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2981 cat_count): Place declaration in objc-act.h.
2982 (objc_tree_index): Move enumeration to objc-act.h.
2983 (objc_global_trees): Place declaration and macro accessors in
2985 (implementation_context): Remove duplicate; use
2986 objc_implementation_context instead:
2987 (method_context): Remove duplicate; use objc_method_context
2989 (objc_ellipsis_node, objc_method_prototype_template,
2990 implemented_classes, function_type): Move global vars to
2992 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2993 (build_message_expr): Move actual construction of ObjC message
2994 send nodes to finish_message_expr.
2995 (finish_message_expr): New routine, contains code formerly in
2997 * objc/objc-act.h (finish_message_expr): New prototype.
2998 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2999 declarations; these vars are now part of objc_global_trees.
3000 (objc_tree_index, objc_global_trees): Move definitions from
3002 * objc/objc-tree.def: Update copyright info.
3004 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3006 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3008 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3009 only if TARGET_ARCH64.
3011 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3013 * doc/extend.texi: Fix some problems with previous checkin.
3014 * doc/invoke.texi: Likewise.
3016 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3018 * cpphash.h: Update comments.
3019 (cpp_context): Update.
3020 (spec_nodes): Remove n__Pragma.
3021 * cppinit.c (cpp_create_reader): Update.
3022 (builtin_array): Add _Pragma.
3023 * cpplib.h: Update comments.
3024 (NODE_DISABLED, BT_PRAGMA): New.
3025 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3026 * cppmacro.c (struct cpp_macro): Remove disabled.
3027 (builtin_macro): Return int, handle _Pragma, push the new token
3028 on the context stack.
3029 (funlike_invocation_p): Unconstify, update.
3030 (enter_macro_context): Handle builtins here.
3031 (replace_args, push_token_context, push_ptoken_context):
3032 Update for prototype changes.
3033 (_cpp_pop_context): Update.
3034 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3035 (cpp_sys_macro_p): Update.
3036 (_cpp_free_definition): Clear disabled flag.
3037 (_cpp_create_definition): Upate.
3038 * cppmain.c: Update comments.
3040 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3041 Andreas Jaeger <aj@suse.de>,
3042 Jan Hubicka <jh@suse.cz>
3044 * doc/invoke.texi (i386 Options): Document x86-64 options.
3045 (i386 and x86-64 Options): Rename i386 options section.
3047 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3048 (TARGET_SWITCHES): Add -munwind-info.
3049 (MASK_NO_UNWIND_INFO): New.
3050 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3052 (ASM_OUTPUT_DOUBLE_INT): New.
3054 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3055 * config.gcc: Fix tm_file settings for x86-64.
3056 * config/i386/x86-64.h: New file with OS independent x86-64
3058 * config/i386/biarch64.h: New file used to configure compiler
3059 to biarch/64bit compilation.
3061 * config/i386/i386.c: (override_options): Set flags default
3062 for 64bit compilation.
3064 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3066 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3067 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3068 constants on x86_64.
3069 (ix86_attr_length_immediate_default): Support MODE_DI.
3070 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3072 (indirect_jump, tablejump): Turn into expander.
3074 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3076 * c-common.c (c_format_attribute_table): Make format and
3077 format_arg attributes apply to function types rather than to
3079 (is_valid_printf_arglist): Construct an attribute list and pass
3080 that to check_function_format rather than a name.
3081 * c-common.h (check_function_format): Adjust prototype.
3082 * c-decl.c (duplicate_decls): Preserve attributes from type of
3083 built-in decl when allowing for harmless conflict in types.
3084 * c-format.c (record_function_format,
3085 record_international_format, function_format_list,
3086 international_format_info, international_format_list): Remove.
3087 (function_format_info): Remove next, name and assembler_name.
3088 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3089 (decode_format_attr): New.
3090 (handle_format_attribute): Handle receiving a type rather than a
3091 decl. Call decode_format_attr. Store format information in a
3092 function_format_info.
3093 (handle_format_arg_attribute): Correct comment. Handle receiving
3094 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3096 (check_format_info_recurse, check_format_info_main): Take argument
3097 numbers as unsigned HOST_WIDE_INT.
3098 (check_function_format): Take a list of attributes from the
3099 function type rather than a name or assembler name. Check for
3100 format attributes in that list and the attributes on the type of
3101 the current function rather than looking through
3102 function_format_list.
3103 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3105 (check_format_info_recurse): Take format_arg attributes from the
3106 type of the function calls rather than using
3107 international_format_list. Allow for multiple format_arg
3109 * c-typeck.c (build_function_call): Pass type attributes to
3110 check_function_format rather than name or assembler name. Don't
3111 require there to be a name or assembler name to check formats.
3113 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3115 * attribs.c (decl_attributes): Possibly call
3116 insert_default_attributes to insert default attributes on
3117 functions in a lazy manner.
3118 * builtin-attrs.def: New file; define the default format and
3119 format_arg attributes.
3120 * c-common.c (c_format_attribute_table): Move to earlier in the
3122 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3123 (enum built_in_attribute, built_in_attributes,
3124 c_attrs_initialized, c_init_attributes,
3125 c_common_insert_default_attributes): New.
3126 (c_common_lang_init): Don't initialize format_attribute_table. Do
3127 call c_init_attributes.
3128 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3129 * c-common.h (init_function_format_info): Don't declare.
3130 (c_common_insert_default_attributes): Declare.
3131 * c-decl.c (implicitly_declare, builtin_function): Call
3133 (init_decl_processing): Don't call init_function_format_info.
3134 (insert_default_attributes): New.
3135 * c-format.c (handle_format_attribute,
3136 handle_format_arg_attribute): Be quiet about inappropriate
3137 declaration when applying default attributes.
3138 (init_function_format_info): Remove.
3139 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3140 (insert_default_attributes): Declare.
3142 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3144 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3146 2001-10-01 Jim Wilson <wilson@redhat.com>
3148 * sched-deps.c (add_dependence): When elide conditional dependence,
3149 check that insn doesn't modify cond2.
3151 2001-10-01 Dale Johannesen <dalej@apple.com>
3153 * config/rs6000/rs6000.h (enum processor_type): Add support
3154 for 7400 (G4) and 7450.
3156 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3157 (rs6000_issue_rate): Ditto.
3158 (rs6000_adjust_cost): Fix cycle counts for compares.
3159 (debug_stack_info): Fix an obvious typo.
3160 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3161 * doc/invoke.texi: Document.
3162 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3164 (PROCESSOR_DEFAULT): Ditto.
3166 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3168 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3169 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3170 later recursive make invocation.
3172 2001-10-01 Hans Boehm <boehm@acm.org>
3174 * optabs.c (emit_libcall_block): When using non-call exceptions,
3175 don't add REG_LIBCALL reg notes to trapping calls.
3177 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3179 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3180 (propagate_one_insn): Update for above change
3182 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3184 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3185 _Unwind_GetTextRelBase): Argument is unused.
3187 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3189 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3190 Loop through NOPs, placeholders, and components.
3191 Don't go through NOPs if change mode.
3192 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3193 * emit-rtl.c (set_mem_alias_set): Enable check.
3194 * expr.c (find_placeholder): New function.
3195 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3196 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3197 to modify it and avoid unneeded copies.
3198 * expr.h (expand_expr): Always define.
3199 (find_placeholder): New declaration.
3201 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3203 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3204 operand 2 is the stack pointer.
3205 ("addr-peephole"): Fix address computation peephole when operand 2
3206 is the stack pointer.
3208 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3210 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3211 (ix86_setup_incoming_varargs): Likewise.
3213 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3215 * stor-layout.c (layout_type): Don't complain about too-large
3218 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3220 * function.c (keep_stack_depressed): Don't use delete_insn.
3222 * expr.h (set_mem_alias_set): Move decl to here.
3223 * rtl.h (mem_attrs): New typedef and struct.
3224 (union rtunion_def): Add field for mem_attrs.
3225 (X0MEMATTR, MEM_ATTRS): New macros.
3226 (MEM_ALIAS_SET): Use MEM_ATTRS.
3227 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3228 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3229 (set_mem_alias_set): Delete decl from here.
3231 * alias.c (set_mem_alias_set): Delete from here.
3232 * emit-rtl.c (mem_attrs_htab): New variable.
3233 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3234 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3235 (mem_attrs_mark, get_mem_attrs): Likewise.
3236 (gen_rtx_MEM): Clear MEM_ATTRS.
3237 (set_mem_attributes): Move to here.
3238 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3239 (init_emit_once): const_int_htab now deletable htab.
3240 Initialize mem_attrs_htab.
3241 * explow.c (set_mem_attributes): Delete from here.
3242 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3243 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3244 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3245 * reload1.c (reload): Rework changing REG to MEM.
3247 2001-09-30 H.J. Lu <hjl@gnu.org>
3249 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3250 * config.in: Rebuild.
3252 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3254 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3255 ("tsthi_1"): Avoid allocation in register y.
3256 ("*movqi_68hc12"): Reorganize and fix constraints.
3257 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3258 ("addqi3"): Likewise.
3259 ("addhi3"): Fix constraints.
3260 ("*logicalhi3_zexthi"): Disparage soft registers.
3262 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3264 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3267 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3269 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3270 that we use setjmp/longjmp exceptions.
3272 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3274 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3275 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3276 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3277 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3278 (_cpp_extend_buff, BUFF_ROOM): Update.
3279 (_cpp_append_extend_buff): New.
3280 (struct cpp_reader): Remove macro_pool, add a_buff.
3281 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3283 (cpp_destroy): Free a_buff instead of macro_pool.
3284 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3285 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3286 _cpp_pool_alloc, ): Remove.
3287 (parse_number, parse_string): Update use of _cpp_extend_buff.
3288 (_cpp_extend_buff): Update.
3289 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3290 * cpplib.c (glue_header_name, parse_answer):
3291 Update use of _cpp_extend_buff.
3292 (cpp_register_pragma, cpp_register_pragma_space): Use
3294 (do_assert, do_unassert): Check for EOL, update.
3295 * cppmacro.c (stringify_arg, collect_args): Update to use
3296 _cpp_extend_buff and _cpp_append_extend_buff.
3297 (save_parameter, parse_params, alloc_expansion_token,
3298 _cpp_create_definition): Rework memory management.
3300 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3302 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3303 update md_exec_prefix.
3304 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3307 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3309 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3310 (SELECT_CC_MODE): Use s390_select_ccmode.
3311 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3312 * config/s390/s390.c (s390_select_ccmode): New.
3313 (s390_match_ccmode): Add CCLmode.
3314 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3315 (output_branch_condition, output_inverse_branch_condition): Removed.
3316 (print_operand): Use s390_branch_condition_mnemonic.
3317 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3318 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3319 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3321 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3322 when converting conditional branches to far branches.
3323 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3324 cmpint_di): Use CCSmode instead of CCUmode.
3326 * config/s390/s390.c (legitimate_la_operand_p): New.
3327 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3328 * config/s390/s390.md (movsi): Convert load address patterns to
3329 arithmetic operations when necessary.
3330 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3331 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3332 (*do_la_reg_0): Don't use before reload.
3334 * config/s390/s390.c (legitimize_address): Make more efficient
3335 use of two-register addressing mode.
3337 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3338 with -mno-backchain in some corner cases.
3340 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3342 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3344 * reload.c (find_reloads): Mark new USE insns with QImode.
3345 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3346 find_reloads_subreg_address): Likewise.
3347 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3349 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3351 (reload): Make sure there are no USEs with mode other than
3352 VOIDmode. At the end, remove those marked with QImode.
3354 2001-09-29 Per Bothner <per@bothner.com>
3356 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3357 * Makefile.in (includedir): Rename to local_includedir.
3358 (includedir): Define as $(prefix)/include.
3359 * config.in (PREFIX_INCLUDE_DIR): New variable.
3360 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3362 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3364 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3366 * doc/extend.texi (Vector Extensions): New node.
3367 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3368 i386 -mmmx, -msse, -m3dnow.
3370 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3372 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3374 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3376 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3378 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3380 2001-09-28 Richard Henderson <rth@redhat.com>
3382 * varasm.c (assemble_integer): Bound alignment check by
3385 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3387 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3389 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3391 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3393 Mostly from Graham Stott <grahams@redhat.com>
3394 * c-common.c (type_for_mode): Add support for V2SFmode.
3395 * tree.c (build_common_tree_nodes_2): Likewise.
3396 * tree.h (enum tree_index, global_trees): Likewise.
3397 * config/i386/i386.c (x86_3dnow_a): New variable.
3398 (override_options): Support 3Dnow extensions.
3399 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3400 Athlon's version of 3Dnow.
3401 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3402 (ix86_expand_builtin): Handle them.
3403 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3404 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3405 TARGET_3DNOW_A): New macros.
3406 (TARGET_SWITCHES): Add 3Dnow switches.
3407 (VALID_MMX_REG_MODE_3DNOW): New macro.
3408 (VECTOR_MODE_SUPPORTED_P): Use it.
3409 (enum ix86_builtins): Add entries for 3Dnow builtins.
3410 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3411 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3412 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3413 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3414 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3415 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3416 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3417 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3418 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3419 sfence_insn, prefetch): Make these available if TARGET_SSE or
3422 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3424 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3425 ix86_va_start, ix86_build_va_list): Declare.
3426 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3427 ix86_va_start, ix86_build_va_list): New global functions.
3428 * i386.md (sse_prologue_save_insn): New insn.
3429 (sse_prologue_save): New expander.
3430 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3431 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3433 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3435 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3436 Use size_t everywhere, make definitions consistent with
3439 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3441 * gcse.c (replace_store_insn): Use delete_insn.
3442 * loop.c (move_movables): Likewise; avoid delete_insn
3443 from clobbering notes moved elsewhere.
3444 (check_dbra_loop): Use delete_insn.
3445 * ssa.c (convert_from_ssa): Likewise.
3446 * cse.c (cse_insn): Use delete_insn.
3448 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3450 * cpphash.h (struct cpp_buff): Make unsigned.
3451 (_cpp_get_buff): Take length of size_t.
3452 (_cpp_unaligned_alloc): New.
3453 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3454 (struct cpp_reader): Remove ident_pool. Add u_buff.
3455 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3456 (cpp_destroy): Destroy u_buff, not ident_pool.
3457 * cpplex.c (parse_number, parse_string, save_comment,
3458 cpp_token_as_text): Update to use the unaligned buffer.
3459 (new_buff): Make unsigned.
3460 (_cpp_unaligned_alloc): New.
3461 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3462 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3464 (collect_args): Make unsigned.
3466 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3468 * cpplex.c (cpp_output_token): Use a putc loop for
3469 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3471 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3472 * configure, config.in: Regenerate.
3473 * system.h: Replace fwrite and fprintf with their unlocked
3474 variants if available.
3476 2001-09-27 Richard Henderson <rth@redhat.com>
3478 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3479 in favour of .eh_frame.
3481 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3483 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3485 (LIBCALL_VALUE): Likewise.
3487 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3489 * cpphash.h: Update comment.
3490 * cpplex.c: Update comments.
3491 (_cpp_can_paste): Remove.
3492 * cpplib.h (_cpp_can_paste): Remove.
3493 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3494 lexer rather than _cpp_can_paste.
3496 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3498 * doc/cppinternals.texi: Update.
3500 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3502 * cpphash.h (struct cpp_pool): Remove locks and locked.
3503 (struct cpp_context): Add member buff.
3504 (struct cpp_reader): Remove member argument_pool.
3505 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3506 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3507 * cpplex.c (chunk_suitable): Remove pool argument.
3508 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3509 (new_buff, _cpp_extend_buff): Update.
3510 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3511 which buffer is returned.
3512 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3513 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3514 * cppmacro.c (lock_pools, unlock_pools): Remove.
3515 (push_ptoken_context): Take a _cpp_buff.
3516 (enter_macro_context): Pool locking removed.
3517 (replace_args): Use a _cpp_buff for the replacement list with
3519 (push_token_context): Clear buff.
3520 (expand_arg): Use _cpp_pop_context.
3521 (_cpp_pop_context): Free a context's buffer, if any.
3523 2001-09-26 DJ Delorie <dj@redhat.com>
3525 * c-typeck.c (digest_init): Check for sizeless arrays.
3527 2001-09-26 Richard Henderson <rth@redhat.com>
3529 * optabs.c (init_one_libfunc): Create a dummy function type
3530 instead of using error_mark_node.
3532 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3534 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3535 _cpp_extend_buff, _cpp_free_buff): New.
3536 (struct cpp_reader): New member free_buffs.
3537 * cppinit.c (cpp_destroy): Free buffers.
3538 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3539 _cpp_extend_buff, _cpp_free_buff): New.
3540 * cpplib.h (struct cpp_options): Remove unused member.
3541 * cppmacro.c (collect_args): New. Combines the old parse_arg
3542 and parse_args. Use _cpp_buff for memory allocation.
3543 (funlike_invocation_p, replace_args): Update.
3545 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3547 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3549 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3551 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3553 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3555 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3558 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3559 Jim Wilson <wilson@redhat.com>
3561 * doc/install.texi (Specific, ia64-*-linux): Document.
3563 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3565 * Makefile.in (cfgrtl.o): Add.
3566 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3567 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3568 free_aux_for_edge): Declare.
3570 (HAVE_return): Undefine.
3571 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3572 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3573 free_aux_for_edge): New global functions.
3574 (first_delete_block): New static variable.
3575 (init_flow): Clear first_delete_block.
3576 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3577 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3578 try_redirect_by_replacing_jump, last_loop_beg_note,
3579 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3580 delete_insn, delete_insn_chain, create_basic_block_structure,
3581 create_basic_block, flow_delete_block, compute_bb_for_insn,
3582 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3583 set_block_for_new_insns, split_block, merge_blocks_nomove,
3584 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3585 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3586 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3587 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3588 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3589 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3590 purge_all_dead_edges): Move to ....
3591 * cfgrtl.c: New file; .... Here.
3593 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3594 (reroder_basic_block): Use alloc_aux_for_blocks.
3595 * predict.c (estimate_bb_frequencies): Likewise; use
3596 alloc_aux_for_edges.
3597 * profile.c (compute_branch_probabilities): Likewise.
3598 (branch_prob): Likewise.
3599 * reg-stack.c (reg_to_stack): Likewise.
3601 * emit-rtl.c (emit_insns_after): Never return NULL.
3603 * basic-block.h (set_block_for_new_insns): Delete.
3604 * cfgrtl.c (set_block_for_new_insns): Delete.
3606 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3607 calls when crossjumping.
3609 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3610 * unroll.c (copy_loop_body): Use delete_insn.
3612 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3613 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3614 keep_stack_depressed): Likewise.
3615 * gcse.c (cprop_cc0_jump): Likewise.
3616 * local-alloc.c (update_equiv_regs): Likewise.
3617 * loop.c (scan_loop, loop_delete_insns): Likewise.
3618 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3619 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3620 delete_output_reload, delete_address_reloads_1,
3621 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3623 * sibcall.c (replace_call_placeholder): Likewise.
3624 * cse.c (cse_insn): Likewise.
3626 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3628 From Graham Stott <grahams@redhat.com>
3629 (def_builtin): Only define builtins appropriate for target_flags. All
3631 (builtin_decsription): Add new field mask which is used to determine
3632 when to define the builtin via the macro def_builtin.
3634 (bdesc_comi): Initialise new mask fields.
3635 (bdesc_2srg): Likewise.
3636 (bdesc_1arg): Likewise.
3638 * config/i386/i386.c (ix86_init_builtins): Correct return type
3639 building v4hi_ftype_v4hi_int_int tree node.
3640 (ix86_expand_sse_comi): Fix typo swapping operands.
3641 Don't swap comparision condition, it is already swapped.
3642 (ix86_expand_sse_compare): Before swapping operands
3643 move operand 1 into new rtx and not the target rtx.
3644 Don't swap comparison condition, it is already swapped.
3645 Always check whether we need to create a new TARGET.
3647 * config/i386/i386.md: (sse_comi) Fix typos.
3648 (sse_ucomi): Likewise.
3649 (cvtss2si): Fix operand 0 contraint.
3650 (cvttss2si): Likewise.
3651 (sse_unpckhps): Fix mode for operand 2.
3652 (sse_unpcklps): Likewise.
3654 2001-09-25 Graham Stott <grahams@redhat.com>
3656 * sibcall.c (skip_copy_to_return_value): Tighten return value
3659 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3661 * rs6000.c (lwa_operand): Address must be word aligned.
3663 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3665 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3666 number has been set.
3667 (type_hash_mark): Mark type itself.
3669 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3671 * c-lex.c (cb_def_pragma): Update.
3672 (c_lex): Update, and skip padding.
3673 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3674 * cpphash.h (struct toklist): Delete.
3675 (union utoken): New.
3676 (struct cpp_context): Update.
3677 (struct cpp_reader): New members eof, avoid_paste.
3678 (_cpp_temp_token): New.
3679 * cppinit.c (cpp_create_reader): Update.
3680 * cpplex.c (_cpp_temp_token): New.
3681 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3682 (cpp_output_token): Don't print leading whitespace.
3683 (cpp_output_line): Update.
3684 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3685 do_include_common, do_line, do_ident, do_pragma,
3686 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3687 parse_assertion): Update.
3688 (get_token_no_padding): New.
3689 * cpplib.h (CPP_PADDING): New.
3690 (AVOID_LPASTE): Delete.
3691 (struct cpp_token): New union member source.
3692 (cpp_get_token): Update.
3693 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3694 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3695 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3696 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3697 _cpp_backup_tokens, _cpp_create_definition): Update.
3698 (push_arg_context): Delete.
3699 (padding_token, push_token_context, push_ptoken_context): New.
3700 (make_string_token, make_number_token): Update, rename.
3701 (cpp_get_token): Update to handle tokens as pointers to const,
3702 and insert padding appropriately.
3703 * cppmain.c (struct printer): New member prev.
3704 (check_multiline_token): Constify.
3705 (do_preprocessing, cb_line_change): Update.
3706 (scan_translation_unit): Update to handle spacing.
3707 * scan-decls.c (get_a_token): New.
3708 (skip_to_closing_brace, scan_decls): Update.
3709 * fix-header.c (read_scan_file): Update.
3711 * doc/cpp.texi: Update.
3713 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3715 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
3716 leak by passing malloc'ed pointer to reconcat, not concat.
3718 2001-09-24 DJ Delorie <dj@redhat.com>
3720 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
3722 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
3724 * flow.c (delete_dead_jumptables): Delete jumptable if the only
3725 reference is from the literal pool.
3727 2001-09-24 Janis Johnson <janis187@us.ibm.com>
3729 * doc/install.texi (Final install): Request additional information
3730 in mail about successful builds.
3732 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3734 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
3735 initial value of return pointer register instead of value in frame-20.
3738 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3740 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
3741 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
3742 the libcall if there isn't a referenced identifier for the symbol.
3744 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3746 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
3747 non 64-bit machines. Use these as a plabel for the trampoline.
3748 (TRAMPOLINE_SIZE): Adjust size for new words.
3749 (INITIALIZE_TRAMPOLINE): Initialize new words.
3750 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
3751 pointer to the plabel in the trampoline.
3753 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3755 * pa.c (function_arg): Pass floating arguments in both general and
3756 floating registers in indirect (dynamic) calls when generating code
3757 for the 32 bit ABI and the HP assembler.
3759 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3761 * doc/install.texi: Markup fixes.
3762 Use Solaris 2, SunOS 4 as appropriate.
3763 (Specific, *-*-solaris2*): Explain this.
3764 Unconditionally warn against /usr/ucb tools.
3765 Remove Sun as warning, obsolete.
3766 Move X11 header bug workaround here, update patches.
3767 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
3768 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
3770 2001-09-23 Zack Weinberg <zack@codesourcery.com>
3772 * errors.h (warning, error, fatal, internal_error): Don't mark
3773 with ATTRIBUTE_PRINTF_n.
3774 * toplev.h (internal_error, fatal_io_error, warning, error,
3775 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
3776 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
3779 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3781 * function.c (pop_function_context_from): var_refs_queue
3782 and temp slots now in GC memory.
3783 (mark_function_status, free_after_compilation): Likewise;
3784 also struct function now in GC memory.
3785 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
3786 (combine_temp_slots): Likewise.
3787 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
3788 (prepare_function_start): Use GC memory for struct function.
3789 (mark_temp_slot): Deleted.
3790 (gcc_mark_struct_function): struct function now in GC memory.
3792 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
3793 code for division, not modulus.
3795 * rtl.def (MEM): Remove obsolete part of comment.
3797 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
3799 * c-format.c (init_function_format_info): Check __builtin_printf
3800 and __builtin_fprintf even if -ffreestanding. Check C99 functions
3803 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3805 * c-common.c (format_attribute_table): Remove decl.
3806 * tree.h (format_attribute_table, lang_attribute_table): New decls.
3807 (lang_attribute_common): Likewise.
3809 * function.c (fix_lexical_address): Use set_mem_alias_set.
3810 (expand_function_start): Likewise.
3811 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
3813 * varasm.c (output_constant): Fix unused variable warning.
3815 * attribs.c: New file, from c-common.c.
3816 (attribute_tables): Now four elements.
3817 (format_attribute_table, lang_attribute_common): New variables.
3818 (init_attributes): Reflect above changes.
3819 (handle_mode_attribute): Delete check for wider than uintmax.
3820 * c-common.c: Delete parts moved to attribs.c.
3821 (enum attrs): Deleted; unused.
3822 (c_format_attribute_table): New variable.
3823 (c_common_lang_init): Initialize format_attribute_table with it.
3824 * c-common.h (decl_attributes): Remove decl.
3825 * tree.h (decl_attribute): Move it to here.
3826 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
3827 (attribs.o): New rule.
3829 2001-09-22 Andreas Jaeger <aj@suse.de>
3831 * builtins.c (c_getstr): Remove unused variable.
3833 2001-09-21 Richard Henderson <rth@redhat.com>
3835 * reload1.c (reload): Use delete_insn instead of splatting
3838 2001-09-21 Richard Henderson <rth@redhat.com>
3840 * reload.c (push_secondary_reload): Don't check for "=" in output
3841 constraint after ""->ALL_REGS check.
3843 2001-09-21 Richard Henderson <rth@redhat.com>
3845 * predict.c (expected_value_to_br_prob): Use pc_set.
3847 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3848 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3850 2001-09-21 Richard Henderson <rth@redhat.com>
3852 * rtl.h (LCT_RETURNS_TWICE): New.
3853 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3855 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3856 to ECF_RETURNS_TWICE.
3857 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3860 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3862 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3863 (JMP_BUF_SIZE): New.
3865 2001-09-21 Richard Henderson <rth@redhat.com>
3867 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3870 2001-09-21 Richard Henderson <rth@redhat.com>
3872 * tree.def (FDESC_EXPR): New.
3873 * expr.c (expand_expr): Handle it.
3874 * varasm.c (initializer_constant_valid_p): Likewise.
3875 (output_constant): Likewise.
3876 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3877 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3878 (ASM_OUTPUT_FDESC): New.
3879 * doc/tm.texi: Document the new macros.
3881 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3883 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3884 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3885 once merging is complete.
3887 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3889 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3891 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3893 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3894 that would be invalid after a merge.
3896 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3898 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3899 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3901 (flow_delete_insn): This one.
3902 (delete_insn_chain): Rename from ...; do not care labels.
3903 (flow_delete_insn_chain): ... this one.
3904 (flow_delete_block): Remove the insns one BB has been expunged.
3905 (merge_blocks_nomove): Likewise.
3906 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3907 updating BB boundaries.
3908 (tidy_fallthru_edge): Likewise.
3909 (commit_one_edge_insertion): Likewise.
3910 * cfgbuild.c (find_basic_block): Likewise.
3911 (find_basic_blocks_1): Likewise.
3912 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3913 (try_crossjump_to_edge): Likewise.
3914 (try_optimize_cfg): Likewise.
3915 * cse.c (delete_trivially_dead_insns): Likewise.
3916 * df.c (df_insn_delete): Likewise.
3917 * doloop.c (doloop_modify): Use delete_related_insns.
3918 * emit-rtl.c (try_split): Likewise.
3919 (remove_insn): Update BB boundaries.
3920 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3921 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3922 updating BB boundaries.
3923 (propagate_block_delete_insn): Likewise.
3924 (propagate_block_delete_libcall): Likewise.
3925 * function.c (delete_handlers): Use delete_related_insns.
3926 (thread_prologue_and_epilogue_insns): Likewise.
3927 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3928 * genpeep.c (gen_peephole): Use delete_related_insns.
3929 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3931 (find_cond_trap): Likewise.
3932 * integrate.c (save_for_inline): Use delete_related_insns.
3933 (copy_insn_list): Likewise.
3934 * jump.c (pruge_linie_number_notes): Likewise.
3935 (duplicate_loop_exit_test): Likewise.
3936 (delete_computation): Likewise.
3937 (delete_related_insn): Rename from ...; use delete_insn
3938 (delete_insn): ... this one.
3939 (redirect_jump): Use delete_related_insns.
3940 * loop.c (scan_loop): Likewise.
3941 (move_movables): Likewise.
3942 (find_and_verify_loops): Likewise.
3943 (check_dbra_loop): Likewise.
3944 * recog.c (peephole2_optimize): Likewise.
3945 * reg-stack.c (delete_insn_for_stacker): Remove.
3946 (move_for_stack_reg): Use delete_insn.
3947 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3948 * reload1.c (delete_address_reloads): Use delete_related_insns.
3949 (fixup_abnormal_edges): Use delete_insn.
3950 * recog.c (emit_delay_sequence): Use delete_related_insns.
3951 (delete_from-delay_slot): Likewise.
3952 (delete_scheduled_jump): likewise.
3953 (optimize_skip): Likewise.
3954 (try_merge_delay_insns): Likewise.
3955 (full_simple_delay_slots): Likewise.
3956 (fill_slots_from_thread): Likewise.
3957 (relax_delay_slots): Likewise.
3958 (make_return_insns): Likewise.
3959 (dbr_schedule): Likewise.
3960 * rtl.h (delete_insn): Rename to delete_related_insns.
3961 (delete_insn, delete_insn_chain): New prototypes.
3962 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3963 by df_insn_delete already.
3964 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3965 * ssa.c (convert_from_ssa): Use delete_related_insns.
3966 * unroll.c (unroll_loop): Likewise.
3967 (calculate_giv_inc): Likewise.
3968 (copy_loop_body): Likewise.
3970 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3971 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3972 ix86_return_in_memory, ix86_function_value): Declare.
3973 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3974 new static valurables.
3975 (x86_64_reg_class): New enum
3976 (x86_64_reg_class_name): New array.
3977 (classify_argument, examine_argument, construct_container,
3978 merge_classes): New static functions.
3979 (optimization_options): Enable flag_omit_frame_pointer and disable
3980 flag_pcc_struct_return on 64bit.
3981 (ix86_libcall_value, ix86_function_value,
3982 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3983 ix86_return_in_memory, ix86_function_value): New global functions.
3984 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3985 (function_arg_advance): Handle x86_64 passing conventions.
3986 (function_arg): Likewise.
3987 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3988 (RETURN_IN_MEMORY): Move offline.
3989 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3990 (FUNCTION_VALUE_REGNO_P): New macro.
3991 (FUNCTION_ARG_REGNO_P): Move offline.
3992 (struct ix86_args): Add maybe_vaarg.
3993 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3994 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3996 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3998 * s390.md: Changed attributes for scheduling.
3999 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4002 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4004 Table-driven attributes.
4005 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4006 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4007 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4008 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4009 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4010 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4011 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4012 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4013 * tree.h (struct tree_decl): Change machine_attributes to
4015 * doc/c-tree.texi: Document that all attributes are now attached
4017 * c-common.c (add_attribute, attrtab, attrtab_idx,
4018 default_valid_lang_attribute, valid_lang_attribute): Remove.
4019 (attribute_tables, attributes_initialized,
4020 c_common_attribute_table, default_lang_attribute_table): New
4022 (handle_packed_attribute, handle_nocommon_attribute,
4023 handle_common_attribute, handle_noreturn_attribute,
4024 handle_unused_attribute, handle_const_attribute,
4025 handle_transparent_union_attribute, handle_constructor_attribute,
4026 handle_destructor_attribute, handle_mode_attribute,
4027 handle_section_attribute, handle_aligned_attribute,
4028 handle_weak_attribute, handle_alias_attribute,
4029 handle_no_instrument_function_attribute,
4030 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4031 handle_no_limit_stack_attribute, handle_pure_attribute): New
4033 (init_attributes, decl_attributes): Rewrite to implement
4034 table-driven attributes.
4035 * c-common.h (enum attribute_flags): Move to tree.h.
4036 * c-format.c (decl_handle_format_attribute,
4037 decl_handle_format_arg_attribute): Rename to
4038 handle_format_attribute and handle_format_arg_attribute. Update
4039 for table-driven attributes.
4040 * c-common.h (decl_handle_format_attribute,
4041 decl_handle_format_arg_attribute): Remove prototypes.
4042 (handle_format_attribute, handle_format_arg_attribute): Add
4044 * c-decl.c (grokdeclarator): Handle attributes nested inside
4046 * c-parse.in (setattrs, maybe_setattrs): Remove.
4047 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4048 Update to handle nested attributes properly.
4049 (maybe_resetattrs, after_type_declarator,
4050 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4051 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4053 (make_pointer_declarator): Update to handle nested attributes
4055 * doc/extend.texi: Update documentation of limits of attributes
4056 syntax. Warn about problems with attribute semantics in C++.
4057 * target.h (struct target): Remove valid_decl_attribute and
4058 valid_type_attribute. Add attribute_table and
4059 function_attribute_inlinable_p.
4060 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4061 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4062 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4064 (TARGET_INITIALIZER): Update.
4065 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4067 (function_attribute_inlinable_p): New function. Check for the
4068 presence of any machine attributes before using
4069 targetm.function_attribute_inlinable_p.
4070 (function_cannot_inline_p): Update.
4071 * Makefile.in (integrate.o): Update dependencies.
4072 * doc/tm.texi: Update documentation of target attributes and
4073 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4074 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4076 (default_target_attribute_table,
4077 default_function_attribute_inlinable_p): New.
4078 (lookup_attribute): Update comment to clarify handling of multiple
4079 attributes with the same name.
4080 (merge_attributes, attribute_list_contained): Allow multiple
4081 attributes with the same name but different arguments to appear in
4082 the same attribute list.
4083 * tree.h (default_valid_attribute_p): Remove prototype.
4084 (struct attribute_spec): New.
4085 (default_target_attribute_table): Declare.
4086 (enum attribute_flags): Move from c-common.h. Add
4087 ATTR_FLAG_TYPE_IN_PLACE.
4088 (default_function_attribute_inlinable_p): Declare.
4089 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4090 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4091 (TARGET_ATTRIBUTE_TABLE): Define.
4092 (vms_attribute_table): New.
4093 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4094 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4095 (TARGET_ATTRIBUTE_TABLE): Define.
4096 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4097 * config/arm/arm.c (arm_valid_type_attribute_p,
4098 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4100 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4102 (TARGET_ATTRIBUTE_TABLE): Define.
4103 (arm_attribute_table, arm_handle_fndecl_attribute,
4104 arm_handle_isr_attribute): New.
4105 * config/avr/avr.c (avr_valid_type_attribute,
4106 avr_valid_decl_attribute): Remove.
4107 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4109 (TARGET_ATTRIBUTE_TABLE): Define.
4110 (avr_attribute_table, avr_handle_progmem_attribute,
4111 avr_handle_fndecl_attribute): New.
4112 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4113 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4114 (TARGET_ATTRIBUTE_TABLE): Define.
4115 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4116 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4117 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4118 (TARGET_ATTRIBUTE_TABLE): Define.
4119 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4120 h8300_handle_eightbit_data_attribute,
4121 h8300_handle_tiny_data_attribute): New.
4122 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4123 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4125 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4127 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4128 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4130 (TARGET_ATTRIBUTE_TABLE): Define.
4131 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4132 ix86_handle_regparm_attribute): New.
4133 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4134 i386_pe_valid_type_attribute_p): Remove.
4135 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4136 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4137 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4138 (TARGET_ATTRIBUTE_TABLE): Define.
4139 (ia64_attribute_table): New.
4140 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4141 interrupt_ident2, model_ident1, model_ident2): Remove.
4142 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4143 (TARGET_ATTRIBUTE_TABLE): Define.
4144 (init_idents): Update.
4145 (m32r_attribute_table, m32r_handle_model_attribute): New.
4146 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4148 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4149 (TARGET_ATTRIBUTE_TABLE): Define.
4150 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4151 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4152 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4153 (TARGET_ATTRIBUTE_TABLE): Define.
4154 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4155 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4156 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4157 (TARGET_ATTRIBUTE_TABLE): Define.
4158 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4159 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4160 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4161 (TARGET_ATTRIBUTE_TABLE): Define.
4162 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4163 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4164 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4165 (TARGET_ATTRIBUTE_TABLE): Define.
4166 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4167 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4169 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4171 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4172 (TARGET_ATTRIBUTE_TABLE): Define.
4173 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4175 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4176 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4177 (TARGET_ATTRIBUTE_TABLE): Define.
4178 (v850_attribute_table, v850_handle_interrupt_attribute,
4179 v850_handle_data_area_attribute): New.
4180 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4181 Return void. Call decl_attributes instead of
4182 valid_machine_attribute.
4184 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4186 * sh-protos.h (sh_pr_n_sets): Declare.
4187 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4188 look at the copy to determine if PR needs to be saved.
4189 sh_pr_n_sets: New function.
4190 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4191 (ALLOCATE_INITIAL_VALUE): Define.
4193 * sh.c (initial_elimination_offset):
4194 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4196 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4198 * integrate.c (allocate_initial_values): New function.
4199 * integrate.h (allocate_initial_values): Declare.
4200 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4202 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4204 * toplev.c (rest_of_compilation): To here.
4205 Call allocate_initial_values.
4206 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4208 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4210 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4212 2001-09-20 DJ Delorie <dj@redhat.com>
4214 * c-typeck.c (really_start_incremental_init): Discriminate
4215 between zero-length arrays and flexible arrays.
4216 (push_init_level): Detect zero-length arrays and handle them
4217 like fixed-sized arrays.
4218 * expr.c (store_constructor): Handle zero-length arrays and
4219 flexible arrays correctly.
4220 * doc/extend.texi: Update zero-length array notes.
4222 2001-09-20 Jim Wilson <wilson@redhat.com>
4224 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4225 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4226 for issue port conflicts.
4227 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4229 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4231 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4234 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4236 * fold-const.c (hashtab.h): Include.
4237 (int_const_binop): Remove FORSIZE arg and compute from type; all
4239 Call size_int_type_wide for all single-word constants.
4240 (size_htab_hash, size_htab_eq): New functions.
4241 (size_int_type_wide): Rework to use hash table.
4242 * ggc-common.c (hashtab.h): Include.
4243 (struct d_htab_root): New struct.
4244 (d_htab_roots): New variable.
4245 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4246 (ggc_mark_roots): Handle deletable htabs.
4247 * ggc-page.c (ggc_marked_p): New function.
4248 * ggc-simple.c (ggc_marked_p): Likewise.
4249 * ggc.h: Reformatting throughout.
4250 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4251 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4252 (type_hash_add): Allocate struct type_hash from GC memory.
4253 (mark_hash_entry, mark_type_hash): Deleted.
4254 (type_hash_marked_p, type_hash_mark): New functions.
4255 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4257 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4259 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4262 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4264 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4265 array-too-large test for signed sizetype.
4267 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4269 * i386.md (indirect_jump): Allow Pmode operand.
4270 (tablejump): LIkewise; perform expansion to 64bit mode.
4271 * i386.c (symbolic_operand): Allow 64bit PIC references.
4272 (pic_symbolic_operand): Likewise.
4273 (ix86_find_base_term): Strip the 64bit PIC references.
4274 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4275 (legitimize_pic_address): Likewise.
4276 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4277 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4279 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4281 * stringpool.c (get_identifier_with_length): New function.
4282 * tree.h (get_identifier_with_length): New prototype.
4284 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4285 David Edelsohn <edelsohn@gnu.org>
4288 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4289 already sign-extended.
4291 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4292 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4294 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4295 (output_profile_hook): Declare label_name const.
4296 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4297 to match constraints.
4299 2001-09-19 Stan Shebs <shebs@apple.com>
4301 * alias.c: Fix typos in comments.
4302 * sched-rgn.c (init_ready_list): Ditto.
4303 * unwind-dw2.c (uw_frame_state_for): Ditto.
4304 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4305 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4306 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4308 2001-09-19 Richard Henderson <rth@redhat.com>
4310 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4312 * Makefile.in (cfg.o): Depend on TM_P_H.
4314 2001-09-19 Richard Henderson <rth@redhat.com>
4316 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4317 (local_symbolic_operand): ... here.
4318 (small_symbolic_operand): Check mode.
4319 (global_symbolic_operand): New.
4320 (input_operand): Reject symbolics if explicit relocs.
4321 (call_operand): Tidy.
4322 (alpha_legitimize_address): Use movdi_er_high_g.
4323 (alpha_expand_mov): Likewise.
4324 * config/alpha/alpha-protos.h: Update.
4325 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4326 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4327 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4328 (UNSPECV_LDGP2): Remove.
4329 (all call patterns): Use 's' not 'i' for symbolic constraint.
4330 (call_osf call_value_osf): Use call_operand.
4331 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4332 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4333 (prologue_ldgp_1_er): Remove.
4334 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4335 (builtin_setjmp_receiver_er patterns): Use them.
4336 (exception_receiver_er): Likewise.
4338 2001-09-19 Richard Henderson <rth@redhat.com>
4340 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4342 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4343 and NON_LOCAL_GOTO notes.
4344 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4345 copy over CALL_INSN_FUNCTION_USAGE.
4347 2001-09-18 Catherine Moore <clm@redhat.com>
4349 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4352 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4354 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4355 new-style tm_file specification. Specify correct tm_p_file,
4356 md_file, and out_file for s390x.
4358 * config/s390/linux.h, linux64.h: Don't include other target
4359 macro header files. Now handled via tm_file.
4361 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4362 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4363 are defined before use.
4365 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4367 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4368 code generation only for Gnu assembler.
4370 2001-09-18 Catherine Moore <clm@redhat.com>
4372 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4374 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4376 * config/mips/mips.c (mips_frame_set): New.
4377 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4378 a parallel frame-related expression with a set for each register.
4380 2001-09-18 Philip Blundell <philb@gnu.org>
4382 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4385 2001-09-17 Dale Johannesen <dalej@apple.com>
4387 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4388 * config/rs6000/aix.h (FIXED_R2): Define.
4389 * config/rs6000/darwin.h (FIXED_R2): Define.
4390 * config/rs6000/sysv4.h (FIXED_R2): Define.
4392 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4394 * except.c (dw2_build_landing_pads): New local
4395 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4396 barrier after clobbers. Fixes c++/4012.
4398 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4400 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4402 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4404 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4405 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4407 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4409 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4412 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4414 * cpphash.h (_cpp_lex_direct): New.
4415 * cpplex.c (_cpp_lex_token): Update.
4416 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4417 and increment that pointer.
4418 * cppmacro.c (alloc_expansion_token): New.
4419 (lex_expansion_token): Lex macro expansion directly into
4422 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4424 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4426 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4428 * basic-block.h (free_bb_for_insn): Declare.
4429 * bb-reorder.c (label_for_bb): Use block_label.
4430 (emit_jump_to_block_after): Remove.
4431 (insert_intra_1): Do not update block_for_insn.
4432 (insert_inter_bb_scope_notes): Likewise; update bb->end
4433 * cfg.c (free_bb_for_insn): New.
4434 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4435 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4436 (commit_one_edge_insertion): Likewise.
4437 (commit_one_edge_insertion): Do not update BB boundary.
4438 (commit_edge_insertions): Do not call compute_bb_for_insn.
4439 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4440 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4441 (merge_blocks_move_successor_nojumps): Likewise.
4442 (try_crossjump_to_edge): Do not update block_for_insn.
4443 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4444 * df.c (df_pattern_emit_later): Do not update BB boundary.
4445 (df_jump_pattern_emit_after): Likewise.
4446 (df_insn_move_before): Use emit_insn_before.
4447 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4449 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4450 boundaries and basic_block_for_insn.
4451 (reorder_insns_nobb): Rename from reorder_insns.
4452 (reorder_insns): New.
4453 (emit_block_insn_before, emit_block_insn_after): Kill.
4454 * flow.c (check_function_return_warnings): Do not call
4455 compute_bb_for_insn; Do not free basic_block_for_insn.
4456 (attempt_auto_inc): Do not update basic_block_for_insn.
4457 * function.c (emit_return_into_block): Likewise;
4458 do not update BB boundaries.
4459 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4460 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4461 (pre_insert_copy_insn): Likewise.
4462 (update_ld_motion_notes): Likewise.
4463 (insert_insn_start_bb): Likewise.
4464 (replace_store_insn): Likewise.
4465 * ifcvt.c (noce_process_if_block): Likewise.
4466 (if_convert): Do not call compute_bb_for_insn.
4467 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4468 Use emit_insn_before and emit_insn_after.
4469 * recog.c (split_all_insns): Do not update BB boundaries;
4470 Do not call compute_bb_for_insn.
4471 (peephole2_optimize): Do not update BB boundaries.
4472 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4474 (emit_swap_insn): Likewise.
4475 (convert_regs_1): Likewise.
4476 * reload1.c (reload): Call compute_bb_for_insn.
4477 * rtl.h (reorder_insns_nobb): Declare.
4478 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4479 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4480 at places CFG is invalidated; do not call compute_bb_for_insn.
4482 * cfg.c (expunge_block): Invalidate BB structure.
4484 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4487 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4489 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4491 * cpphash.h (_cpp_lex_token): Update prototype.
4492 * cpplex.c (_cpp_lex_token): New prototype.
4493 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4494 lex_macro_node, read_flag, do_pragma_poison): Update.
4495 * cppmacro.c (cpp_get_token, parse_params,
4496 lex_expansion_token): Update.
4498 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4500 * cppmain.c (scan_translation_unit): Don't worry about
4501 putting a space after hashes.
4502 * cpplib.c (directive_diagnostics): New.
4503 (_cpp_handle_directive): Update to use directive_diagnostics.
4504 (run_directive): Don't toggle prevent_expansion.
4505 (do_line): Backup in case of the line extension.
4506 * cpplib.h (cpp_lexer_pos): Remove.
4507 * cppmacro.c (_cpp_create_definition): Precede a leading #
4510 2001-09-15 Richard Henderson <rth@redhat.com>
4512 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4514 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4516 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4518 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4520 PR preprocessor/3571
4521 * tradcpp.c (handle_directive): Skip non-vertical space.
4523 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4525 * cppmain.c (setup_callbacks): Set line callback only
4526 if outputting preprocessed source.
4528 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4530 * collect2.c (main): Const-ification.
4531 * gcc.c (translate_options, process_command): Use xstrdup in
4532 lieu of xmalloc/strcpy.
4533 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4535 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4537 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4540 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4542 * scan-decls.c (scan_decls): Fix typo.
4544 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4546 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4547 Split mlstring_pos into mls_line and mls_col.
4548 * cppinit.c (cpp_create_reader): Initialize line to 1.
4549 (cpp_destroy): Free tokenruns.
4550 (push_include): Don't update lexer_pos.
4551 * cpplex.c (unterminated, parse_string): Update.
4552 (lex_token): Don't update lexer_pos, update.
4553 * cpplib.c (if_stack): Save line instead of line + col.
4554 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4555 push_conditional, _cpp_pop_buffer): Update.
4556 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4557 (_cpp_create_definition): Update.
4559 2001-09-15 Eric Christopher <echristo@redhat.com>
4561 * config/mips/abi64.h: Add support for MEABI.
4563 2001-09-15 Eric Christopher <echristo@redhat.com>
4565 * config/mips/mips.md: Add unspec #2.
4567 (reload_outdi): Ditto.
4568 (reload_outsi): Ditto.
4571 2001-09-15 Eric Christopher <echristo@redhat.com>
4572 Jason Eckhardt <jle@redhat.com>
4574 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4575 * config/mips/isa32-linux.h: New file.
4576 * config/mips/isa3264.h: Ditto.
4577 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4578 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4579 (output_block_mode): Support MEABI.
4580 (function_arg): Ditto. Fix floating point arg passing.
4581 (mips_va_start): Ditto.
4582 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4584 (mips_asm_file_start): Add new section to pass abi to gdb.
4585 (function_arg_pass_by_reference): Support MEABI.
4586 (mips_parse_cpu): Support mips32 and mips64 processors.
4587 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4588 TARGET_MIPS5KC. Support isa32 and isa64.
4589 (processor_type): Add r4kc, r5kc, r20kc.
4590 (GENERATE_MULT3_SI): New.
4591 (GENERATE_MULT3_DI): Ditto.
4592 (GENERATE_MULT3): Remove.
4593 (ISA_HAS_64BIT_REGS): Add isa == 64.
4594 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4595 (ISA_HAS_MADD_MSUB): New.
4596 (ISA_HAS_CLZ_CLO): Ditto.
4597 (ISA_HAS_DCLZ_DCLO): Ditto.
4598 (ABI_GAS_ASM_SPEC): New.
4599 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4602 (SUBTARGET_CC1_SPEC): Ditto.
4603 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4604 (PAD_VARARGS_DOWN): Support MEABI.
4605 (HARD_REGNO_NREGS): Move to mips.c.
4606 (ASM_OUTPUT_IDENT): Add #undef.
4607 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4608 (mulsi3): Use GENERATE_MULT3_SI.
4609 (mulsi3_mult3): Ditto. Support mips32, mips64.
4610 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4611 (mul_sub_si): New pattern.
4612 (unnamed splitters): New.
4613 (muldi3): Use GENERATE_MULT3_DI.
4614 (muldi3_internal2): Ditto.
4615 (movdicc): Support mips32.
4616 * config/mips/t-isa3264: New file.
4618 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4620 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4621 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4622 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4624 * reorg.c (fill_slots_from_thread): After call to
4625 steal_delay_list_from_target, update own_thread as new_thread may
4628 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4630 * cpperror.c (print_location): Take line and column, for
4631 default positioning use the previously lexed token.
4632 (_cpp_begin_message): Take line and column.
4633 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4634 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4635 * cpphash.h (_cpp_begin_message): Update prototype.
4636 * cppinit.c (push_include): Don't set output line.
4637 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4638 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4639 (do_pragma): Kludge for front ends. Don't expand macros at all.
4640 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4641 (struct cpp_token): Remove output_line.
4642 (struct cpp_callbacks): New member line_change.
4643 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4644 cpp_get_token): Preserve BOL flag.
4645 (cpp_get_line): Remove.
4646 (_cpp_backup_tokens): Remove useless abort().
4647 * cppmain.c (cb_line_change): New.
4648 (scan_translation_unit): Don't worry about starting new lines here.
4649 * scan-decls.c (scan_decls): Update.
4650 * c-lex.c (c_lex, init_c_lex): Update.
4651 (cb_line_change, src_lineno): New.
4653 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4655 * tree.c (append_random_chars): Generate the random
4656 characters in a reproducable fashion.
4658 2001-09-14 Richard Henderson <rth@redhat.com>
4660 * config/i386/i386.c (internal_label_prefix): New.
4661 (internal_label_prefix_len): New.
4662 (override_options): Set them.
4663 (local_symbolic_operand): New.
4664 (legitimate_pic_address_disp_p): Use it.
4665 (legitimize_pic_address): Likewise.
4667 2001-09-14 Marc Espie <espie@openbsd.org>
4669 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4672 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4674 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4675 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4677 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4679 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4680 invocation of SUBREG_REGNO_OFFSET.
4682 * haifa-sched.c: Fix typo in FSF copyright statement.
4683 * sched-deps.c: Fix typo in FSF copyright statement.
4684 * sched-ebb.c: Fix typo in FSF copyright statement.
4685 * sched-rgn.c: Fix typo in FSF copyright statement.
4686 * sched-vis.c: Fix typo in FSF copyright statement.
4688 * config.gcc: Move inclusion of arm elf specific header files
4689 from the files themselves into the tm_file variable. Make
4690 sure that elfos.h is included before target specific elf
4692 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4694 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4695 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4696 ASM_OUTPUT_CASE_LABEL): Protect definition.
4697 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4698 not already defined.
4699 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4700 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4701 Remove duplicate definition.
4702 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4703 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4704 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4705 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
4706 Remove inclusion of arm/elf.h.
4707 * config/arm/unknown-elf.h: as for conix-elf.h.
4708 (STARTFILE_SPEC): Include crti.o and crtn.o.
4709 * config/arm/linux-elf.h: as for conix-elf.h.
4710 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
4711 * config/arm/strongarm-elf.h: Remove inclusion of
4713 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
4714 * config/arm/unknown-elf-oabi.h: Remove inclusion of
4715 unknown-elf.h and elf.h.
4716 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
4717 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
4718 ASM_WEAKEN_LABEL): Remove redundant definition.
4719 * config/arm/elf.h: Test for inclusion of elfos.h
4720 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
4721 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
4722 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
4723 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
4724 redundant definition.
4725 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
4726 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
4727 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
4728 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
4729 Add rules to build crti.o and crtn.o
4730 * crti.asm: New file.
4731 * crtn.asm: New file.
4733 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
4735 * c-parse.in (_yylex): Use _cpp_backup_tokens.
4736 * cpphash.h (struct tokenrun): Add prev.
4737 (struct lexer_state): Remove bol.
4738 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
4739 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
4741 * cppinit.c (cpp_create_reader): Don't set bol.
4742 (cpp_destroy): Don't free lookaheads.
4743 * cpplex.c (lex_directive): Remove.
4744 (next_tokenrun): Update.
4745 (_cpp_lex_token): Clean up logic.
4746 (lex_token): Update to return a pointer to lexed token, since it
4747 can move to the start of the buffer. Simpify newline handling.
4748 * cpplib.c (SEEN_EOL): Update.
4749 (skip_rest_of_line): Remove lookahead stuff.
4750 (end_directive): Line numbers are already incremented. Revert
4751 to start of lexed token buffer if we can.
4752 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
4753 parse_answer): Use _cpp_backup_tokens.
4754 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
4755 instead. Don't check for EOL.
4756 (do_include_common, do_line, do_pragma_system_header): Use
4758 * cpplib.h (BOL, _cpp_backup_tokens): New.
4759 * cppmacro.c (save_lookahead_token, take_lookahead_token,
4760 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
4761 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
4762 (builtin_macro): Don't use cpp_get_line.
4763 (cpp_get_line): Short term kludge.
4764 (parse_arg): Handle directives in arguments here. Back up when
4765 appropriate. Store EOF at end of argument list.
4766 (funlike_invocation_p): Use _cpp_backup_tokens.
4767 (push_arg_context): Account for EOF at end of list.
4768 (cpp_get_token): Remove lookahead stuff. Update.
4770 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4772 * c-parse.in (yyerror): Const-ification and/or static-ization.
4773 * c-typeck.c (push_member_name): Likewise.
4774 * collect2.c (main): Likewise.
4775 * dbxout.c (dbxout_parms): Likewise.
4776 * diagnostic.c (format_with_decl): Likewise.
4777 * dwarf2out.c (output_ranges): Likewise.
4778 * dwarfout.c (fundamental_type_code): Likewise.
4779 * except.c (dw2_output_call_site_table): Likewise.
4780 * gcc.c (do_spec_1): Likewise.
4781 * genopinit.c (optabs): Likewise.
4782 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
4783 gen_declaration_1, handle_impent): Likewise.
4784 * protoize.c (default_include, in_system_include_dir, abspath):
4786 * sched-vis.c (visualize_stall_cycles): Likewise.
4787 * sdbout.c (plain_type_1, sdbout_end_function,
4788 sdbout_end_epilogue): Likewise.
4789 * varasm.c (decode_reg_name): Likewise.
4791 * 1750a.c (mod_regno_adjust): Likewise.
4792 * alpha.c (alpha_write_one_linkage,
4793 unicosmk_output_default_externs): Likewise.
4794 * arm.c (arm_condition_codes): Likewise.
4795 * arm.h (arm_condition_codes): Likewise.
4796 * avr.c (output_movsisf, encode_section_info): Likewise.
4797 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
4799 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4800 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4801 * m88k.c (output_function_profiler): Likewise.
4802 * mips.c (mips_output_conditional_branch): Likewise.
4803 * ns32k.c (ns32k_out_reg_names): Likewise.
4804 * ns32k.h (ns32k_out_reg_names): Likewise.
4805 * pj.c (pj_output_rval): Likewise.
4806 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
4807 * sparc.c (sparc_flat_function_prologue,
4808 sparc_flat_function_epilogue): Likewise.
4810 2001-09-13 Markus Werle <numerical.simulation@web.de>
4811 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4813 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
4814 Aachen University of Technology".
4816 2001-09-13 Andreas Schwab <schwab@suse.de>
4818 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
4821 2001-09-13 Richard Henderson <rth@redhat.com>
4823 * config/alpha/alpha.c (small_symbolic_operand): New.
4824 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
4825 (some_operand, input_operand): Don't handle HIGH.
4826 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
4827 (alpha_expand_mov): Likewise.
4828 (print_operand) [H]: Just print HIGH symbol.
4829 (print_operand_address): Handle small data.
4830 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
4831 (TARGET_SWITCHES): Add -msmall-data/large-data.
4832 (PIC_OFFSET_TABLE_REGNUM): New.
4833 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
4834 (PREDICATE_COES): Update.
4835 * config/alpha/alpha.md (adddi_er_high): New.
4836 (adddi_er_low): Handle small data.
4837 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
4838 prefer .sdata to .rodata.
4839 (SELECT_RTX_SECTION): Likewise.
4841 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
4843 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
4844 defining __size_t and leaving size_t undefined.
4846 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4848 * basic-block.h (expunge_block): Declare.
4849 * cfg.c (expunge_block): Remove static declaration.
4851 2001-09-12 Richard Henderson <rth@redhat.com>
4853 * integrate.c (copy_insn_list): Copy label name from
4854 NOTE_INSN_DELETED_LABEL.
4856 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4858 * c-common.c (c_tree_code_name): Const-ification.
4859 * c-decl.c (c_decode_option): Likewise.
4860 * c-typeck.c (warn_for_assignment): Likewise.
4861 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4863 * cppinit.c (output_deps): Likewise.
4864 * dependence.c (dependence_string, direction_string): Likewise.
4865 * dwarf2out.c (output_ranges): Likewise.
4866 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4867 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4868 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4869 standard_startfile_prefix, standard_startfile_prefix_1,
4870 standard_startfile_prefix_2, tooldir_base_prefix,
4871 standard_bindir_prefix, find_a_file): Likewise.
4872 * genattrtab.c (make_length_attrs): Likewise.
4873 * gencheck.c (tree_codes): Likewise.
4874 * genemit.c (gen_split): Likewise.
4875 * genrecog.c (special_mode_pred_table): Likewise.
4876 * graph.c (graph_ext): Likewise.
4877 * protoize (default_include): Likewise.
4878 * reload.c (reload_when_needed_name): Likewise.
4879 * sched-vis.c (visualize_stall_cycles): Likewise.
4880 * tlink.c (recompile_files): Likewise.
4881 * toplev.c (decode_g_option): Likewise.
4882 * tradcpp.c (output_deps): Likewise.
4883 * varasm.c (decode_reg_name): Likewise.
4885 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4888 * avr.c (avr_regnames, encode_section_info): Likewise.
4889 * c4x.c (float_reg_names): Likewise.
4890 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4891 * elfos.h (const_section): Likewise.
4892 * i386.c (ix86_comp_type_attributes): Likewise.
4893 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4894 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4895 * ia64.c (type_names): Likewise.
4896 * m68hc11.c (reg_class_names): Likewise.
4897 * m88k.c (m_options): Likewise.
4898 * mips.c (mips_output_conditional_branch, mips_unique_section):
4900 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4901 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4902 ultra_code_names): Likewise.
4903 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4905 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4907 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4908 Use --fatal-warnings option for gas.
4909 * configure: Rebuilt.
4911 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4913 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4915 2001-09-11 Jim Wilson <wilson@redhat.com>
4917 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4919 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4921 * builtins.c (c_strlen): Treat an offset too large for a
4922 HOST_WIDE_INT as out of range.
4924 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4926 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4927 (EDGE_CRITICAL_P): New predicate.
4928 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4930 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4931 (dump_edge_info): Remove "crit".
4932 * cfganal.c (mark_critical_edges): Kill.
4933 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4934 * cfgcleanup.c (cleanup_cfg): Likewise.
4935 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4936 (find_spanning_tree): Likewise.
4937 * reg-stack.c (convert_regs_1): Likewise.
4938 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4940 * basic-block.h (create_basic_block_structure): New.
4941 (create_basic_block): Update prototype.
4942 (force_nonfallthru): New.
4943 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4944 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4945 handle updating of block_for_insn, creating of empty BBs and BBs at
4946 the end of INSN chain.
4947 (create_basic_block): New function.
4948 (split_block): Use create_basic_block.
4949 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4950 (redirect_edge_and_branch_force): ... here.
4951 (force_nonfallthru): New.
4952 (split_edge): Rewrite to use force_nonfallthru and create_block.
4953 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4954 (find_basic_blocks): Free basic_block_for_insn.
4955 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4957 * cfg.c: Fix formating.
4958 * cfgcleanup.c: Fix formating.
4959 (merge_blocks, tail_recursion_label_p): Return bool.
4960 (merge_blocks_move_predecessor_nojumps,
4961 merge_blocks_move_successor_nojumps): Return void.
4963 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4965 * configure.in: Check whether assembler supports section merging.
4966 * config.in: Rebuilt.
4967 * configure: Rebuilt.
4968 * varasm.c (variable_section, output_constant_pool): Pass alignment
4969 to SELECT_SECTION and SELECT_RTX_SECTION.
4970 (mergeable_string_section): New.
4971 (mergeable_constant_section): New.
4972 (default_elf_asm_named_section): Output SECTION_MERGE and
4973 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4974 * output.h (mergeable_string_section): New.
4975 (mergeable_constant_section): New.
4976 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4977 * toplev.c (flag_merge_constants): New.
4978 (f_options): Add -fmerge-constants and -fmerge-all-constants
4980 (toplev_main): Default to -fno-merge-constants if not optimizing.
4981 * flags.h (flag_merge_constants): Add extern.
4982 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4983 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4985 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4986 Define if assembler has working .subsection -1 support.
4987 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4988 Put constant into special SHF_MERGE sections if the linker should
4989 attempt to merge duplicates.
4990 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4992 Put constant into special SHF_MERGE sections if the linker should
4993 attempt to merge duplicates.
4994 * config/alpha/elf.h: Likewise.
4995 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4996 has working .subsection -1 support.
4997 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4999 * config/svr3.h: Likewise.
5000 * config/darwin.h: Likewise.
5001 * config/arm/aof.h: Likewise.
5002 * config/arm/linux-elf.h: Likewise.
5003 * config/avr/avr.h: Likewise.
5004 * config/c4x/c4x.h: Likewise.
5005 * config/d30v/d30v.h: Likewise.
5006 * config/i386/dgux.h: Likewise.
5007 * config/i386/osfrose.h: Likewise.
5008 * config/i386/sco5.h: Likewise.
5009 * config/i386/svr3gas.h: Likewise.
5010 * config/ia64/aix.h: Likewise.
5011 * config/m32r/m32r.h: Likewise.
5012 * config/m68k/m68k.h: Likewise.
5013 * config/m88k/dgux.h: Likewise.
5014 * config/m88k/m88k.h: Likewise.
5015 * config/mcore/mcore-pe.h: Likewise.
5016 * config/mips/mips.h: Likewise.
5017 * config/pa/pa.h: Likewise.
5018 * config/pa/pa-linux.h: Likewise.
5019 * config/romp/romp.h: Likewise.
5020 * config/rs6000/sysv4.h: Likewise.
5021 * config/rs6000/xcoff.h: Likewise.
5022 * config/s390/linux.h: Likewise.
5023 * config/sparc/sparc.h: Likewise.
5024 * config/sparc/sysv4.h: Likewise.
5025 * config/stormy16/stormy16.h: Likewise.
5026 * config/v850/v850.h: Likewise.
5027 * config/vax/vms.h: Likewise.
5028 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5029 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5030 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5031 default_elf_asm_named_section for SHF_MERGE sections.
5033 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5035 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5038 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5040 * c-common.c (split_specs_attrs): Allow for empty attributes with
5041 empty TREE_PURPOSE. Fixes PR c/4294.
5043 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5045 * basic-block.h (cached_make_edge, make_single_succ): New.
5046 (make_edge): Remove first parameter.
5047 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5048 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5049 created edge; use obstack allocation.
5050 (make_edge, make_single_succ_edge): New.
5051 (first_removed_edge): New static variable.
5052 (init_flow): Initialize first_removed_edge and n_edges.
5053 (clear_edges): Use remove_edge.
5054 (flow_delete_block): Likewise.
5055 (remove_edge): Add removed edges to the removed edges list.
5056 (split_block, redirect_edge_and_branch_force, split_edge):
5058 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5059 (add_noreturn_fake_exit_edges): Likewise.
5060 (connect_infinite_loops_to_exit): Liekwise.
5061 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5062 Use cached_make_edge.
5063 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5064 * profile.c (branch_prob): Update make_edge call.
5065 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5067 2001-09-11 Richard Henderson <rth@redhat.com>
5069 * config/alpha/alpha.c: Tidy formatting.
5070 (local_symbolic_operand): Verify mode.
5071 (alpha_sa_mask): Ignore unicos for eh_return.
5072 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5073 * config/alpha/alpha.md (umk divsi patterns): Remove.
5074 (extendsfdf2): Remove unicos check.
5075 (tablejump): Merge vms and unicos code; always use direct set
5078 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5080 * config.gcc (alpha*-*-unicosmk*): New target.
5082 * config/alpha/alpha-protos.h (symbolic_operand,
5083 unicosmk_add_call_info_word, unicosmk_add_extern,
5084 unicosmk_defer_case_vector, unicosmk_unique_section,
5085 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5086 unicosmk_asm_file_start, unicosmk_asm_file_end,
5087 unicosmk_output_common): Declare.
5089 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5090 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5091 alpha_does_function_need_gp, alpha_end_function): Support Cray
5093 (alpha_init_machine_status, alpha_mark_machine_status,
5094 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5095 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5096 unicosmk_asm_named_section, unicosmk_insert_attributes,
5097 unicosmk_section_type_flags, symbolic_operand,
5098 unicosmk_output_module_name, unicosmk_output_default_externs,
5099 unicosmk_output_dex, unicosmk_output_externs,
5100 unicosmk_output_addr_vec, unicosmk_ssib_name,
5101 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5102 unicosmk_asm_file_end, unicosmk_output_common,
5103 unicosmk_section_type_flags, unicosmk_unique_section,
5104 unicosmk_add_call_info_word, unicosmk_text_section,
5105 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5106 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5107 unicosmk_dex_count, unicosmk_special_name): New.
5108 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5109 TARGET_ABI_UNICOSMK.
5110 (get_aligned_mem, alpha_expand_unaligned_load,
5111 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5112 alpha_expand_unaligned_store_words): Support big-endian mode.
5113 (print_operand): Likewise. New format specifier 't'. Use
5114 TARGET_AS_SLASH_BEFORE_SUFFIX.
5115 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5116 (alpha_pv_save_size): Update with above change.
5117 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5118 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5121 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5122 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5123 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5124 (EXTRA_CONSTRAINT): New constraint 'U'.
5125 (PREDICATE_CODES): Add symbolic_operand.
5127 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5128 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5129 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5130 (integer division and modulus patterns): Split in default and
5132 (*divmodsi_internal, *divmoddi_internal): Disable for
5133 TARGET_ABI_UNICOSMK.
5134 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5135 little-endian and big-endian versions.
5136 (ext, ins, msk): Likewise.
5137 (extv, extzv, insv): Support big-endian mode.
5138 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5139 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5140 *tablejump_umk_internal, *call_value_umk): New.
5141 (*movdi_nofix): Add pattern for loading an address into a register on
5142 TARGET_ABI_UNICOSMK.
5143 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5144 (umk_mismatch_args, arg_home_umk): New.
5145 (various insns): Don't use mov, fmov, nop, fnop and unop.
5146 (realign): Support TARGET_ABI_UNICOSMK.
5148 * config/alpha/unicosmk.h: New file.
5149 * config/alpha/t-unicosmk: New file.
5151 * fixinc/inclhack.def (unicosmk_restrict): New.
5152 * fixinc/fixincl.x: Regenerate.
5154 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5155 (wchar_t): Check for and define __WCHAR_T__.
5157 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5159 * combine.c (simplify_shift_const): Treat shifts by the mode
5162 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5164 * cpphash.h (struct tokenrun): New.
5165 (struct cpp_context): New member bol.
5166 (struct cpp_reader): New members.
5167 (_cpp_init_tokenrun): New.
5168 * cppinit.c (cpp_create_reader): Set up the token runs.
5169 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5170 (lex_token): New internalised version of _cpp_lex_token. Don't
5171 handle directives or the multiple include opimisation here any
5172 more. Simply lex a token.
5173 * cpplib.c (run_directive): Clear bol.
5174 (_cpp_pop_buffer): Set bol.
5175 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5178 2001-09-11 Michael Meissner <meissner@redhat.com>
5180 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5181 give an error if the user uses -mfp32.
5182 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5184 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5185 floating point register size.
5186 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5188 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5189 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5191 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5192 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5194 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5196 * dbxout.c (dbxout_parms): Fix typo in comment.
5197 * unroll.c (loop_find_equiv_value): Ditto.
5198 * toplev.c (rest_of_compilation): Ditto.
5199 * loop.c (scan_loop): Ditto.
5200 * dwarf2out.c (struct dw_fde_struct): Ditto.
5202 2001-09-10 Zack Weinberg <zackw@panix.com>
5204 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5205 copying identifier when we're just going to throw it away.
5206 (parse_identifier_slow): New routine to handle abnormal cases.
5207 (_cpp_lex_token): Update call site.
5209 * hashtable.c (ht_lookup): Don't assume that the string we've
5210 been given is NUL-terminated.
5211 * system.h: #define __builtin_expect(a, b) to (a) if not
5214 2001-09-10 Michael Meissner <meissner@redhat.com>
5216 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5219 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5221 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5223 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5225 * builtins.c (c_getstr): Correct thinko in last change and further
5228 2001-09-10 Tim Freeman <tim@fungibole.com>
5230 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5231 into varray's and register them as roots with the garbage
5232 collector so they are not collected too soon.
5234 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5236 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5238 * basic-block.h (flow_obstack, label_value_list,
5239 tail_recursion_label_list): Declare
5240 (tidy_fallthru_edges): Declare.
5241 (expunge_block, last_loop_beg_note): Delete.
5242 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5244 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5245 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5246 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5247 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5248 expunge_block, flow_delete_block, compute_bb_for_insn,
5249 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5250 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5251 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5252 try_redirect_by_replacing_jump, last_loop_beg_note,
5253 redirect_edge_and_branch, redirect_edge_and_branch_force,
5254 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5255 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5256 commit_edge_insertions, dump_flow_info, debug_flow_info,
5257 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5258 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5259 Move here from flow.c
5260 * cfganal.c: New file.
5261 (forwarder_block_p, can_fallthru, mark_critical_edges,
5262 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5263 find_unreachable_blocks, create_edge_list, free_edge_list,
5264 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5265 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5266 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5267 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5268 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5269 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5270 Move here from flow.c
5271 * cfgbuild.c: New file
5272 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5273 make_edges, find_basic_blocks_1, find_basic_blocks,
5274 find_sub_basic_blocks): Move here from flow.c
5275 * cfgcleanup.c: New file.
5276 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5277 merge_blocks_move_predecessor_nojumps,
5278 merge_blocks_move_successor_nojumps, merge_blocks,
5279 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5280 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5281 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5283 * cfgloop.c: New file
5284 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5285 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5286 flow_loop_exit_edges_find, flow_loop_nodes_find,
5287 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5288 flow_loop_tree_node_add, flow_loops_tree_build,
5289 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5290 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5291 Move here from flow.c
5292 * flow.c: Remove everything moved elsewhere
5293 * output.h (cleanup_cfg): Return bool.
5295 * bb-reorder.c (reorder_block_def): Remove 'index'.
5296 (insert_intra_1): Add argument BB, set block for new note.
5297 (make_reorder_chain): Do not depdent on BB indexes.
5298 (make_reorder_chain_1): Do not use BB indexes.
5299 (label_for_bb): Likewise; set BB for new insn.
5300 (emit_jump_to_block_after): Likewise.
5301 (fixup_reoder_chain): Sanity check that all basic blocks
5302 are chained; verify newly created insn chain; remove
5303 undocnitional jump simplifying; Do not use BB indexes;
5304 properly initialize count and frequency information;
5305 dump reordered sequence.
5306 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5307 (insert_inter_bb_scope_notes): Set block for new insn.
5308 (reorder_basic_blocks): Dump flow info before reoredering.
5310 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5312 * alias.c (clear_reg_alias_info): Use K&R format definition.
5313 Avoid unsigned warning.
5314 * builtins.c: Use "unsigned int", not "unsigned".
5315 (target_char_cast): Use host_integerp and tree_low_cst.
5316 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5317 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5318 (c_getstr): Likewise.
5319 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5320 (builtin_memcpy_read_str): Avoid unsigned warning.
5321 (expand_builtin_memcpy): Alignments are unsigned.
5322 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5323 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5324 * predict.c (expensive_function_p): LIMIT now unsigned.
5325 * resource.c (mark_target_live_regs): Make some vars unsigned.
5326 * sdbout.c: Use "unsigned int", not "unsigned".
5327 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5328 (sdbout_source_line): Likewise.
5329 (sdbout_record_type_name): Remove "const" for NAME declaration.
5330 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5332 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5334 * calls.c (store_one_arg): Expand comment.
5336 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5338 * calls.c (store_one_arg): Make sure that the entire argument is
5339 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5341 2001-09-09 Richard Henderson <rth@redhat.com>
5343 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5345 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5347 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5349 2001-09-09 Richard Henderson <rth@redhat.com>
5351 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5352 (alpha_this_literal_sequence_number): New.
5353 (alpha_this_gpdisp_sequence_number): New.
5354 (some_operand, input_operand): Add HIGH.
5355 (local_symbolic_operand): New.
5356 (alpha_encode_section_info): New.
5357 (alpha_legitimate_address_p): Allow LO_SUM.
5358 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5359 (alpha_expand_mov): Likewise.
5360 (secondary_reload_class): Check memory_operand not general_operand
5362 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5363 (alpha_expand_unaligned_store): Likewise.
5364 (alpha_expand_unaligned_load_words): Likewise.
5365 (alpha_expand_unaligned_store_words): Likewise.
5366 (alpha_expand_block_clear): Likewise.
5367 (print_operand): Handle %#, %*, %H.
5368 (print_operand_address): Handle LO_SUM.
5370 (alpha_does_function_need_gp): Use it.
5371 (alpha_expand_block_move): Fix signed compare warnings.
5372 (alpha_sa_mask, alpha_align_insns): Likewise.
5373 * config/alpha/alpha-protos.h: Update.
5374 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5375 (MASK_EXPLICIT_RELOCS): New.
5376 (TARGET_SWITCHES): Add -mexplicit-relocs.
5377 (EXTRA_CONSTRAINT): Add 'T'.
5378 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5379 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5380 (ENCODE_SECTION_INFO): Out line.
5381 (REDO_SECTION_INFO_P): New.
5382 (STRIP_NAME_ENCODING): New.
5383 (ASM_OUTPUT_LABELREF): New.
5384 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5385 (PREDICATE_CODES): Update.
5386 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5387 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5388 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5389 builtin_setjmp_receiver_er, exception_receiver_1_er,
5390 call_value_osf_1_er): New patterns.
5391 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5392 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5393 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5394 (FINAL_PRESCAN_INSN): New.
5396 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5398 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5400 2001-09-08 Andreas Jaeger <aj@suse.de>
5402 * i386.h (TARGET_SWITCHES): Fix description.
5404 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5406 * rs6000.c (num_insns_constant): Compute number of instructions
5409 * doc/install.texi: Explain AIX exception handling work-around.
5410 Update URL for AIX fixes.
5412 2001-09-07 Jim Wilson <wilson@redhat.com>
5414 * alias.c (clear_reg_alias_info): New.
5415 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5416 * rtl.h (clear_reg_alias_info): Declare.
5418 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5420 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5422 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5423 (m16m,edivm,emulm): Change declaration to match definition.
5425 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5427 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5428 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5431 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5433 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5434 which have no corresponding C type.
5435 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5436 the representation of 64-bit doubles to work with 64-bit ints.
5438 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5440 * config/mips/mips.c (override_options): Do not override ISA when ABI
5441 specified if MIPS_CPU_STRING_DEFAULT was specified.
5443 2001-09-07 Richard Henderson <rth@redhat.com>
5445 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5446 (express_from_1): Wrap lines.
5447 * rtlanal.c (commutative_operand_precedence): Rename from
5448 operand_preference; export.
5449 * rtl.h: Declare it.
5450 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5451 (simplify_binary_operation): Invoke simplify_plus_minus on
5452 (CONST (PLUS ...)) as well.
5453 (struct simplify_plus_minus_op_data): New.
5454 (simplify_plus_minus_op_data_cmp): New.
5455 (simplify_plus_minus): Use them. Avoid infinite recursion with
5456 simplify_binary_operation wrt CONST.
5458 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5460 * h8300-protos.h (general_operand_dst_push): Remove.
5461 * h8300.c (general_operand_dst_push): Likewise.
5462 * h8300.h (OK_FOR_T): Likewise.
5463 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5464 * h8300.md (pushqi_h8300): New.
5465 (pushqi_h8300hs): Likewise.
5467 (pushhi_h8300): Likewise.
5468 (pushhi_h8300hs): Likewise.
5471 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5473 * genattrtab.c (attr_printf): First arg is unsigned.
5474 Clean up formatting of callers.
5476 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5478 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5481 2001-09-07 Andreas Jaeger <aj@suse.de>
5483 * i386.h (TARGET_SWITCHES): Fix descriptions.
5485 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5487 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5489 2001-09-06 Ira Ruben <ira@apple.com>
5491 Remove OP_IDENTIFIER.
5492 * tree.def (OP_IDENTIFIER): Remove.
5493 * tree.c (tree_node_kind enum): Remove op_id_kind.
5494 (tree_node_kind_names): Remove "op_identifiers".
5495 (make_node): Remove OP_IDENTIFIER test.
5496 (build_op_identifier): Removed because it isn't being used.
5497 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5498 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5500 2001-09-06 Richard Henderson <rth@redhat.com>
5502 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5504 2001-09-06 Richard Henderson <rth@redhat.com>
5506 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5509 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5511 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5512 number used for CR register.
5514 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5515 Joern Rennecke (amylaar@cygnus.com)
5517 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5518 * h8300.c (initial_offset): Handle offset between RP and FP.
5519 (h8300_return_addr_rtx): New function.
5520 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5522 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5523 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5524 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5525 (CAN_ELIMINATE, REGISTER_NAMES):
5526 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5528 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5530 Remove TYPE_NONCOPIED_PARTS.
5531 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5532 (struct tree_type): Remove noncopied_parts.
5533 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5534 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5535 (fixed_type_p): Remove.
5536 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5537 (expand_expr, MODIFY_EXPR): Likewise.
5538 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5539 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5541 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5543 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5545 (mask64_operand): Likewise.
5546 (includes_rldic_lshift_p): Likewise.
5547 (includes_rldicr_lshift_p): Likewise.
5549 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5551 * objc/objc-act.c (build_message_expr): If a class method cannot
5552 be found, do not issue a warning if a corresponding instance
5553 method exists in the root class.
5555 2001-09-05 Richard Henderson <rth@redhat.com>
5557 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5559 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5561 * function.c (ggc_mark_struct_function): Mark f->outer.
5562 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5563 * integrate.c (output_inline_function): ... not here.
5565 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5567 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5569 * i386.c (size_cost): New static variable.
5570 (override_function): Use size_cost when -Os is specified.
5572 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5573 properly; Use current_function_calls_eh_return.
5574 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5575 use leave to avoid dependency chain.
5577 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5578 get BB loop_depth instead of computing it from LOOP notes.
5580 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5582 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5584 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5585 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5586 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5588 2001-09-05 Jeffrey A Law (law@cygnus.com)
5589 Jason Merrill (jason@redhat.com)
5591 * stor-layout.c (layout_type): Complain if an array's size can
5592 not be represented in a size_t.
5594 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5596 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5598 * gcc.c: (process_command) Add parentheses around assignment
5599 used as truth value.
5601 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5603 * config/mips/mips.c (save_restore_insns): Don't mark any register
5604 save slots as unchanging if current_function_calls_eh_return.
5606 2001-09-05 Richard Henderson <rth@redhat.com>
5608 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5609 * config/alpha/alpha-protos.h: Declare it.
5610 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5611 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5612 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5613 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5614 (REG_OK_FOR_BASE_P): Select one of the above.
5616 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5618 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5619 (crti.o): Prefix name of object file with $(T).
5622 2001-09-05 David S. Miller <davem@redhat.com>
5624 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5625 * config/sparc/linux64.h: Likewise.
5627 2001-09-05 Andreas Jaeger <aj@suse.de>
5629 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5630 available anymore, remove the documentation.
5631 (i386 Options): Fix typo, cleanup index entries.
5633 * prefix.c (concat): Remove, we can use the version from liberty.
5635 2001-09-05 Richard Henderson <rth@redhat.com>
5637 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5638 New functions split out of md file expanders.
5639 * config/alpha/alpha-protos.h: Declare them.
5640 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5642 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5644 * cppmacro.c (funlike_invocation_p): No need to restore context.
5646 2001-09-04 Richard Henderson <rth@redhat.com>
5648 * reload.c (push_reload): Export.
5649 * reload.h (push_reload): Declare it.
5651 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5652 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5653 * config/alpha/alpha.c (alpha_legitimize_address): New.
5654 (alpha_legitimize_reload_address): Likewise.
5655 * config/alpha/alpha-protos.h: Declare them.
5657 2001-09-04 Stan Shebs <shebs@apple.com>
5659 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5660 * config/darwin.c (machopic_stub_name): Account for internally
5661 generated lib calls such as memcpy.
5663 2001-09-04 Richard Henderson <rth@redhat.com>
5665 * unwind.h (_UA_END_OF_STACK): New flag.
5666 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5668 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5670 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5672 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5674 * config/mips/mips.c (save_restore_insns): Change base_offset to
5675 fp_offset in second call to mips_emit_frame_related_store.
5677 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5679 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5680 sometimes be represented as a NOTE of type
5681 NOTE_INSN_DELETED_LABEL.
5682 (Insns): Document NOTE_INSN_DELETED_LABEL.
5684 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5686 * c-common.h (tree_dump_index): Add more comments.
5687 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5688 (dump_option_value_info): New struct.
5689 (dump_options): New array.
5690 (dump_switch_p): Parse switch options symbolically.
5691 * doc/invoke.texi (-fdump-ast): Rename to ...
5692 (-fdump-tree): ... here. Document that options are symbolic, and
5693 not all are applicable.
5695 2001-09-04 David S. Miller <davem@redhat.com>
5697 * config/sparc/sparc.md (define_splits): Kill constraints.
5699 Cleanup redundant and unused insn attributes.
5700 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5701 binary, and move. Mark ialu as default.
5702 (commented out define_function_unit "alu"): Kill.
5703 (define_attr "use_clobbered"): Kill.
5704 (whole file): Kill address insn type references. Replace
5705 all unary/binary/move references with ialu.
5706 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
5707 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
5710 Simplify length insn attribute and make more judicious use
5711 of insn attribute defaulting.
5712 * config/sparc/sparc.md (all insns with length > one): Mark as
5713 insn type multi if real instructions, else use default if
5714 it is a forced splitter.
5715 (all insns with length == one): Use default insn length.
5716 (all insns of type ialu): Use default insn type.
5718 Fix erroneous insn attribute settings.
5719 (addx): Set insn type to misc.
5720 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
5721 const_umulsidi3_sp64): Set insn type to imul.
5723 Track SFmode vs DFmode insns according to UltraSPARC
5725 * config/sparc/sparc.md ("fptype"): New attribute, default
5727 (all DFmode single insns): Mark as fptype "double".
5729 2001-09-03 Jakub Jelinek <jakub@redhat.com>
5731 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
5733 2001-09-03 Richard Henderson <rth@redhat.com>
5735 * function.h (struct function): Add arg_pointer_save_area_init.
5736 * function.c (expand_function_end): Init arg_pointer_save_area.
5737 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
5738 when called from a nested function.
5740 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
5742 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
5745 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5747 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
5749 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
5751 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
5752 (emit_push_insn): Use specified padding direction when
5753 STACK_PUSH_CODE is POST_INC.
5755 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
5757 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5759 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
5761 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
5763 * cppinit.c (cpp_start_read): Free the imacros list as we
5764 traverse it. Don't free the chains before returning.
5765 (_cpp_push_next_buffer): Only try pushing buffers if we've
5766 completed -imacros handling.
5768 2001-08-31 Eric Christopher <echristo@redhat.com>
5770 * gcc.c (handle_braces): Add explaination for abort.
5772 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
5774 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
5775 move adjustment of bitpos instead.
5777 2001-08-31 Zack Weinberg <zack@codesourcery.com>
5779 * function.c: Remove all_functions. Make outer_function_chain
5781 (init_function_start): Don't add new function structure to
5783 (find_function_data, push_function_context_to,
5784 pop_function_context_from, put_var_into_stack,
5785 trampoline_address): Update for changed structure element names.
5786 (push_function_context_to): Disentangle.
5787 (free_after_compilation): Also free F.
5788 (expand_dummy_function_end): Don't free cfun here.
5789 (put_var_into_stack): Comment why we can't use find_function_data here.
5790 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
5791 (mark_function_chain): Split into maybe_mark_struct_function and
5792 ggc_mark_struct_function. Export the latter.
5793 (init_function_once): Mark from cfun and outer_function_chain;
5796 * function.h (struct function): Kill next_global. Rename next
5797 to outer. All users updated to match.
5798 (all_functions, outer_function_chain): Don't declare.
5800 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
5801 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
5802 don't touch f->inlinable, after calling rest_of_compilation.
5804 * tree.h: Forward-declare struct function. Prototype
5805 ggc_mark_struct_function.
5807 2001-08-31 Kazu Hirata <kazu@hxi.com>
5809 * config/h8300/h8300.md (*andorhi3): Fix typos.
5811 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5813 * calls.c (emit_library_call_value): Don't use a fixed
5814 argument after VA_CLOSE, i.e. out of scope in traditional C.
5816 * emit-rtl.c (gen_rtvec): Likewise.
5818 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5820 * Makefile.in (c-pragma.o): Depend on output.h.
5821 (reorg.o): Depend on except.h.
5823 * c-pragma.c: Include output.h.
5825 * reorg.c: Include except.h.
5827 * unwind-dw2.c: Call __builtin_alloca, not alloca.
5829 2001-08-31 Richard Henderson <rth@redhat.com>
5831 * sched-deps.c (add_dependence): Don't elide dependency if the
5832 conditional used by insn is modified in elem.
5834 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
5836 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5838 2001-08-31 Diego Novillo <dnovillo@redhat.com>
5840 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
5843 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5845 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5847 (stormy16_asm_out_constructor): New function.
5848 (TARGET_ASM_CONSTRUCTOR): Define.
5849 (TARGET_ASM_DESTRUCTOR): Define.
5851 2001-08-31 Andreas Jaeger <aj@suse.de>
5853 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5854 * loop.c (add_label_notes): Likewise.
5855 * reload.c (find_reloads): Likewise.
5856 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5858 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5860 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5861 code here. Take _Unwind_{W,Sw}ord*.
5862 (read_encoded_value_with_base): Use them.
5863 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5865 (extract_cie_info): Simplify read_?leb128 handling.
5866 (execute_stack_op, execute_cfa_program): Likewise.
5867 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5869 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5871 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5872 the frame pointer to pop the stack if convenient.
5874 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5875 Don't use post-increment before combine.
5876 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5877 a call-saved register.
5879 2001-08-31 Andreas Jaeger <aj@suse.de>
5881 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5884 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5886 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5887 not DIV/MOD, of course.
5889 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5891 * rtl.def: Undo my patch commited 2001-08-27.
5893 * genattrtab.c: Ditto.
5897 * sched-int.h: Ditto.
5899 * target-def.h: Ditto.
5903 * haifa-sched.c: Ditto.
5905 * sched-rgn.c: Ditto.
5907 * sched-vis.c: Ditto.
5909 * Makefile.in: Ditto.
5911 * doc/md.texi: Ditto.
5913 * doc/tm.texi: Ditto.
5915 * doc/contrib.texi: Ditto.
5917 * doc/gcc.texi: Ditto.
5919 * genattrtab.h: Remove it.
5921 * genautomata.c: Remove it.
5923 * genattr.c: Undo my patch and Richard Henderson's patch commited
5926 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5928 * config.gcc (h8300-*-elf*): New case.
5929 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5930 (SUBTARGET_CPP_SPEC): Define.
5931 (EXTRA_SPECS): Define.
5932 (SUBTARGET_EXTRA_SPECS): Define.
5933 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5934 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5936 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5938 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5939 (LIB2FUNCS_EXTRA): Define.
5940 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5941 config/h8300/fixunssfsi.c: New file.
5943 2001-08-30 Kazu Hirata <kazu@hxi.com>
5945 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5946 define_expand to accommodate target-specific attributes.
5947 (anonymous zero_extendqihi2 patterns): New.
5949 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5951 * h8300.md (*andorhi3): New pattern.
5953 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5955 * h8300.c (dosize): Fix test for "sub".
5957 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5959 * c-typeck.c (pointer_diff): Try to eliminate common term before
5962 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5964 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5965 Account for the saves of the FP registers.
5967 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5968 (TEXT_SECTION_ASM_OP): Define.
5969 (INIT_SECTION_ASM_OP): Define.
5970 (FINI_SECTION_ASM_OP): Define.
5971 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5972 (RDATA_SECTION_FUNCITON): Provide prototype.
5974 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5976 * reload1.c (move2add_note_store): Correct typo checking for
5979 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5981 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5982 note should not be considered outside the libcall block.
5984 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5986 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5988 2001-08-29 Kazu Hirata <kazu@hxi.com>
5990 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5992 2001-08-29 Kazu Hirata <kazu@hxi.com>
5994 * config/h8300/h8300-protos.h: Add a prototype for
5996 * config/h8300/h8300.c (emit_logical_op): New.
5997 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6004 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6006 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6007 comparison with rtx INTVAL.
6008 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6010 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6012 2001-08-29 Kazu Hirata <kazu@hxi.com>
6014 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6017 2001-08-29 Kazu Hirata <kazu@hxi.com>
6019 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6020 (reg n) to (mem (pre_dec (reg n))
6021 (anonymous movsi pattern): Likewise.
6023 2001-08-29 Kazu Hirata <kazu@hxi.com>
6025 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6027 2001-08-29 Kazu Hirata <kazu@hxi.com>
6029 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6030 several special constants.
6032 2001-08-29 Kazu Hirata <kazu@hxi.com>
6034 * config/h8300/lib1funcs.asm: Fix comment typos.
6036 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6038 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6039 Fix format specifier warnings.
6041 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6042 inet_makeaddr, semctl): Prototype.
6044 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6045 (save_restore_insns): Use base_offset, not gp_offset.
6047 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6048 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6050 2001-08-29 Richard Henderson <rth@redhat.com>
6052 * bb-reorder.c (function_tail_eff_head): New.
6053 (record_effective_endpoints): Set it.
6054 (fixup_reorder_chain): Use it.
6056 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6058 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6060 2001-08-28 Dale Johannesen <dalej@apple.com>
6062 * config/darwin.c (machopic_function_base_name): Add const
6063 qualifier to a string.
6064 (darwin_encode_section_info): Ditto.
6066 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6068 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6069 function definition.
6071 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6073 * df.h (struct df): Add rts_order variable.
6075 * df.c (df_visit_next_rts): New function.
6076 (df_visit_next): Renamed to df_visit_next_rc
6077 (df_analyse_1): Allocate/compute/free rts_order as well.
6078 (df_rd_global_compute): Use df_visit_next_rc instead of
6080 (df_ru_global_compute): Use df_visit_next_rts instead of
6083 * flow.c (flow_reverse_top_sort_order_compute): New function.
6085 * basic-block.h: Add prototype.
6087 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6089 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6090 blocks, the BB_REACHABLE is now set, rather than aux being
6091 non-NULL. Update the test to reflect this.
6093 2001-08-28 Eric Christopher <echristo@redhat.com>
6095 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6096 config/mips/crti.asm: Ditto.
6098 2001-08-28 Eric Christopher <echristo@redhat.com>
6099 Richard Henderson <rth@redhat.com>
6101 * c-pragma.h (add_weak): Move prototype from here...
6102 * output.h (add_weak): ... to here.
6103 * varasm.c (add_weak): Fix typo.
6104 * config/mips/crti.asm: New file.
6105 * config/mips/crtn.asm: Ditto.
6106 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6107 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6108 (INVOKE__main): Ditto.
6109 (INIT_SECTION_ASM_OP): New.
6110 (FINI_SECTION_ASM_OP): Ditto.
6111 (STARTFILE_SPEC): Add crti.
6112 (ENDFILE_SPEC): Add crtn.
6113 * config/mips/elf64.h: Same.
6114 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6116 * config/mips/vxworks.h: Ditto.
6117 * config/mips/t-elf: Support crti and crtn.
6119 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6121 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6124 2001-08-28 Richard Henderson <rth@redhat.com>
6126 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6127 (one_cmplbi2 splitter): Remove redundant test.
6129 2001-08-28 Dale Johannesen <dalej@apple.com>
6131 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6133 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6135 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6137 2001-08-28 Stan Shebs <shebs@apple.com>
6139 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6140 (UNALIGNED_SHORT_ASM_OP): Define.
6141 (UNALIGNED_INT_ASM_OP): Define.
6143 2001-08-28 Will Cohen <wcohen@redhat.com>
6145 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6146 generation for first set.
6148 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6150 * flow.c (redirect_edge_succ_nodup): Return new edge.
6151 (try_simplify_condjump): Use new edge.
6152 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6154 * cse.c (cse_basic_block): Skip note instructions.
6156 2001-08-27 Richard Henderson <rth@redhat.com>
6158 * combine.c (combine_simplify_rtx): Don't reverse condition
6159 if there is no reverse for the condition.
6160 (simplify_comparison): Don't simplify subregs from INT to FP.
6162 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6163 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6164 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6165 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6166 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6167 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6169 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6171 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6172 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6174 (adddi_dilshr32, adddi_dishl32): Only data register can be
6175 source for mem destination.
6177 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6178 and use bitnum to decide about register move.
6180 2001-08-27 Richard Henderson <rth@redhat.com>
6182 * genattr.c (main): Emit state_t even when not doing scheduling.
6184 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6185 Richard Henderson <rth@redhat.com>
6187 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6188 (reg_avail_info, current_bb): ... these.
6189 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6190 (compute_hash_table): Likewise.
6192 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6194 * flow.c (verify_flow_info): Use checksums to verify edges.
6196 2001-08-27 Richard Henderson <rth@redhat.com>
6198 * genautomata.c (expand_automata): Always create a description.
6200 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6202 * optabs.c (expand_binop): Correctly handle the carry in multiword
6203 add/subtract operations.
6205 2001-08-27 Fred Fish <fnf@be.com>
6207 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6210 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6212 * reload.c (find_reloads_toplev): Back out this change:
6214 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6216 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6217 mem if the address is a mode_dependent_address_p.
6219 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6221 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6222 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6223 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6226 * genattr.c (main): New variable num_insn_reservations. Increase
6227 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6228 pipeline hazard recognizer interface.
6230 * genattrtab.h: New file.
6232 * genattrtab.c: Include genattrtab.h.
6233 (attr_printf, check_attr_test, make_internal_attr,
6234 make_numeric_value): Move protypes into genattrtab.h. Define them
6236 (num_dfa_decls): New global variable.
6237 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6238 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6239 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6240 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6242 * genautomata.c: New file.
6244 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6246 * sched-int.h: (curr_state): Add the external definition for
6247 automaton pipeline interface.
6248 (haifa_insn_data): Add comments for members blockage and units.
6250 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6251 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6252 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6253 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6254 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6255 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6256 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6258 (TARGET_SCHED): Use the new macros.
6260 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6261 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6262 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6263 dfa_bubble): New members in gcc_target.sched.
6265 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6266 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6267 (insn_queue): Redefine it as pointer to array.
6268 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6270 (max_insn_queue_index_macro_value): New variable.
6271 (curr_state, dfa_state_size, ready_try): New varaibles for
6272 automaton interface.
6273 (ready_element, ready_remove, max_issue): New function prototypes
6274 for automaton interface.
6275 (choose_ready): New function prototype.
6276 (insn_unit, blockage_range): Add comments.
6277 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6278 FUNCTION_UNITS_SIZE == 0.
6279 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6280 actual_hazard, potential_hazard): Add comments.
6281 (insn_cost): Use cost -1 as undefined value. Remove
6282 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6284 (ready_element, ready_remove): New functions for automaton
6286 (schedule_insn): Add new code for automaton pipeline interface.
6287 (queue_to_ready): Add new code for automaton pipeline interface.
6288 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6289 (debug_ready_list): Print newline when the queue is empty.
6290 (max_issue): New function for automaton pipeline interface.
6291 (choose_ready): New function.
6292 (schedule_block): Add new code for automaton pipeline interface.
6293 Print ready list before scheduling each insn.
6294 (sched_init): Add new code for automaton pipeline interface.
6295 Initiate insn cost by -1.
6296 (sched_finish): Free the current automaton state and finalize
6297 automaton pipeline interface.
6299 * sched-rgn.c: Include target.h.
6300 (init_ready_list, new_ready, debug_dependencies): Add new code for
6301 automaton pipeline interface.
6303 * sched-vis.c: Include target.h.
6304 (get_visual_tbl_length): Add code for automaton interface.
6305 (target_units, print_block_visualization): Add comments.
6307 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6308 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6309 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6310 (getruntime.o, genautomata.o): New entries.
6311 (genattrtab.o): Add new dependency file genattrtab.h.
6312 (genattrtab): Add new dependencies. Link it with `libm.a'.
6313 (getruntime.o, hashtab.o): New entries for canadian cross.
6315 * doc/md.texi: Description of automaton based model.
6317 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6319 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6320 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6321 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6322 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6323 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6324 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6325 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6327 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6328 MAX_DFA_ISSUE_RATE): New macro descriptions.
6330 * doc/contrib.texi: Add dfa based scheduler contribution.
6332 * doc/gcc.texi: Add more information about genattrtab.
6334 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6336 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6339 2001-08-27 Richard Henderson <rth@redhat.com>
6341 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6342 (get_arg_pointer_save_area): New. Create an init it here.
6343 (fix_lexical_addr): Use it.
6344 * function.h: Declare it.
6345 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6346 * stmt.c (expand_nl_goto_receiver): Use it.
6348 2001-08-27 Richard Henderson <rth@redhat.com>
6350 * final.c (final_scan_insn): Don't enter APP_ON mode for
6353 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6354 alignment for assemble_integer for DW_EH_PE_aligned.
6355 * except.c (output_function_exception_table): Likewise.
6357 2001-08-26 Andreas Jaeger <aj@suse.de>
6359 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6361 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6363 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6365 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6367 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6369 (mask64_operand): Likewise.
6370 (rldic_operand): Delete.
6371 (includes_lshift64_p): Delete.
6372 (includes_rldic_lshift_p): New function.
6373 (includes_rldicr_lshift_p): New function.
6374 (print_operand): Don't call rldic_operand in case 'W'.
6375 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6376 (includes_lshift64_p): Remove.
6377 (includes_rldic_lshift_p): Declare.
6378 (includes_rldicr_lshift_p): Declare.
6379 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6380 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6381 Replace match_operand rldic_operand predicate with
6382 const_int_operand. Replace includes_lshift64_p condition with
6383 includes_rldic_lshift_p.
6384 <ashldi3_internal 64 bit rldicr patterns>: New.
6386 2001-08-27 Andreas Jaeger <aj@suse.de>
6388 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6389 * errors.c: Likewise.
6390 * final.c: Likewise.
6391 * dwarf2asm.c: Likewise.
6392 * doprint.c (checkit): Likewise.
6393 * diagnostic.c: Likewise.
6394 * collect2.c: Likewise.
6395 * calls.c: Likewise.
6396 * c-semantics.c (build_stmt): Likewise.
6397 * c-format.c (status_warning): Likewise.
6398 * c-errors.c (pedwarn_c99): Likewise.
6399 * builtins.c (validate_arglist): Likewise.
6400 * config/pj/pj.c (pj_printf): Likewise.
6401 * fix-header.c: Likewise.
6403 * gcov.c (fnotice): Likewise.
6404 * gensupport.c (message_with_line): Likewise.
6405 * mips-tfile.c: Likewise.
6406 * protoize.c (notice): Likewise.
6407 * read-rtl.c (fatal_with_file_and_line): Likewise.
6408 * rtl-error.c: Likewise.
6409 * tradcpp.c: Likewise.
6411 * cp/tree.c (build_min_nt): Likewise.
6412 (build_min): Likewise.
6413 * cp/lex.c: Likewise.
6414 * cp/errfn.c: Likewise.
6415 * cp/rtti.c (create_pseudo_type_info): Likewise.
6417 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6419 * df.c (df_uses_record): Return after recording all uses
6422 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6424 * df.c (df_insn_modify): Realloc the INSN table here, if
6425 necessary, here, too.
6427 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6429 * config/mips/mips.c (mips_function_value): Handle complex return
6432 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6434 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6436 * reload.c (make_memloc): Copy result if it is still
6437 reg_equiv_memory_loc[regno] on return.
6438 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6439 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6440 reg_equiv_mem are modified by the substitutions.
6442 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6444 * predict.c (expensive_function_p): New.
6445 * rtl.h (expensive_function_p): Declare.
6446 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6447 (use_fast_prologue_epilogue): New static variable.
6448 (expand_prologue): Set it; emit short prologues if unset.
6449 (expand_epilogue): Likewise.
6451 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6453 * config.gcc: Add stormy16-*-elf case.
6454 * config/stormy16/stormy-abi: New file.
6455 * config/stormy16/stormy16-lib2.c: New file.
6456 * config/stormy16/stormy16-protos.h: New file.
6457 * config/stormy16/stormy16.c: New file.
6458 * config/stormy16/stormy16.h: New file.
6459 * config/stormy16/stormy16.md: New file.
6460 * config/stormy16/t-stormy16: New file.
6462 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6464 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6466 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6468 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6469 descriptor members are pointer size, not constant 4.
6470 * config/rs6000/rs6000.md (define_splits): Remove more unused
6473 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6475 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6477 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6479 * cp/rtti.c (VPARAMS): Fix parameter.
6481 2001-08-24 Zack Weinberg <zackw@panix.com>
6483 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6485 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6487 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6488 in if controlling use of insv.
6489 (extract_bit_field): Likewise, for extv and extzv.
6491 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6493 * i386.md (movcc peep2): Fix load of 0.
6495 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6497 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6498 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6500 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6502 * c-pragma.h: Move weak_syms and weak_decls...
6503 * varasm.c: ...here. Now static.
6504 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6505 depend on HANDLE_PRAGMA_WEAK.
6507 * c-common.c (c_alignof, c_alignof_expr): Move here...
6508 * c-typeck.c: ...from here.
6509 * c-tree.h, c-common.h: Adjust.
6511 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6513 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6514 instead of incrementing it.
6516 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6517 asm ready, don't try to move them all into the same array element.
6519 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6521 * function.c (thread_prologue_and_epilogue_insns): Avoid
6522 fallthru flag on edge to exit.
6524 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6526 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6529 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6531 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6532 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6533 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6536 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6538 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6539 replace "GNU CC" with "GCC".
6541 2001-08-23 Richard Henderson <rth@redhat.com>
6543 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6544 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6545 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6546 Need GR between FR and not GR_AND_FR.
6547 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6548 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6549 AR regs before GR regs.
6550 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6551 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6552 (REGISTER_MOVE_COST): Update.
6553 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6555 2001-08-23 Richard Henderson <rth@redhat.com>
6557 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6560 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6562 * reload1.c (emit_reload_insns): Don't look for notes
6563 on a NULL store_insn.
6565 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6567 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6568 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6569 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6570 format specifier warnings.
6571 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6573 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6575 * config/i386/i386-protos.h: Correct declaration of
6576 i386_pe_asm_named_section.
6578 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6580 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6582 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6584 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6586 * cpperror.c (print_location): Don't show _Pragma.
6587 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6588 and file change callback generation here.
6589 (stack_include_file): Update use of cpp_push_buffer.
6590 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6591 (struct cpp_buffer): Remove type, pfile members.
6592 * cppinit.c (cpp_handle_option): Use free_chain.
6593 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6594 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6595 a cpp_reader rather than a cpp_buffer.
6596 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6597 skip_line_comment, parse_string, lex_percent, lex_dot,
6598 _cpp_lex_token): Update accordingly.
6599 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6601 (cpp_push_buffer): Update prototype.
6602 (run_directive): Update use of cpp_push_buffer.
6603 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6604 handle_assertion): Update use of run_directive.
6605 * cpplib.h (enum cpp_buffer_type): Remove.
6606 (cpp_push_buffer): Update prototype.
6607 * fix-header.c (read_scan_file): Update.
6609 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6611 * gcc.c (struct prefix_list): Change prefix to const char *.
6613 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6615 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6617 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6619 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6622 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6625 * ifcvt.c (dead_or_predicable): Adjust.
6626 * loop.c (find_and_verify_loops): Adjust.
6627 * stmt.c (expand_end_case): Adjust.
6628 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6629 head and end insn pointers in the basic block, not just local copies.
6630 (merge_blocks_move_predecessor_nojumps): Likewise.
6632 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6634 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6635 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6636 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6637 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6638 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6639 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6640 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6641 conditions.h, config.gcc, configure.frag, configure.in,
6642 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6643 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6644 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6645 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6646 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6647 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6648 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6649 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6650 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6651 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6652 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6653 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6654 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6655 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6656 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6657 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6658 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6659 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6660 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6661 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6662 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6663 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6664 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6665 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6666 params.h, predict.c, predict.def, predict.h, prefix.c,
6667 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6668 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6669 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6670 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6671 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6672 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6673 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6674 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6675 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6676 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6677 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6678 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6679 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6680 xcoffout.h: replace "GNU CC" with "GCC".
6682 2001-08-21 Richard Henderson <rth@redhat.com>
6684 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6685 (final_scan_insn): Consider jump tables data even if we have no
6686 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6688 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6689 (ASM_OUTPUT_CASE_END): Remove.
6690 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6691 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6692 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6694 2001-08-21 Richard Henderson <rth@redhat.com>
6696 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6697 at barrier insns. Emit stop bits before barriers.
6699 * flow.c (flow_find_cross_jump): Don't consider unconditional
6700 return insns for commoning.
6702 * final.c (compute_alignments): Fix typo.
6704 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6705 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
6706 (store_bit_field): Use mode_for_extraction more places.
6707 (extract_bit_field): Likewise.
6709 2001-08-21 Zack Weinberg <zackw@panix.com>
6711 * caller-save.c: Don't include insn-codes.h.
6712 (reg_save_code, reg_restore_code): Make arrays of int.
6713 All uses updated to match.
6714 (insert_save, insert_restore): No need to initialize "code"
6715 variable upon declaration.
6716 * Makefile.in: update dependencies; fix typo in clean rule.
6718 2001-08-21 Richard Henderson <rth@redhat.com>
6720 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
6721 (merge_if_block): Handle fallout from same.
6723 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6725 * builtins.c (type_to_class): Fix typo in last change.
6727 2001-08-21 Richard Henderson <rth@redhat.com>
6729 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
6730 ia64_asm_output_label.
6732 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
6733 copy of gp while the real gp register contains garbage.
6735 2001-08-21 Zack Weinberg <zackw@panix.com>
6737 * expmed.c (mode_for_extraction): New function.
6738 (store_bit_field, extract_bit_field): Use it.
6739 * expr.h: Prototype it and provide an enum for its first argument.
6741 * combine.c, function.c, recog.c: Don't include insn-codes.h.
6742 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
6743 and digging through the insn_data tables.
6744 * Makefile.in: Update dependencies.
6746 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6748 * cppfiles.c (stack_include_file): line-map.c now handles include
6750 (handle_missing_handler): Similarly.
6751 (_cpp_execute_include): Similarly.
6752 (_cpp_pop_file_buffer): Similarly.
6753 * cpphash.h (struct cpp_reader): Remove system_include_depth,
6754 buffer_stack_depth and include_depth.
6755 * cpplib.c (do_include_common): line-map.c now handles include depth.
6756 (cpp_push_buffer): Similarly.
6757 (_cpp_pop_buffer): Similarly.
6758 * cppmacro.c (builtin_macro): Update.
6759 * line-map.c (init_line_maps): Set depth.
6760 (add_line_map): Increment "used" earlier. Update and use the
6762 (trace_include): Use the include depth.
6763 * line-map.h (struct line_maps): New member depth.
6765 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6767 * cppfiles.c (stack_include_file): Don't handle -H here.
6768 * cppinit.c (cpp_start_read): Set include tracing after
6769 cpp_post_options and after stacking the main file.
6770 * line-map.c (trace_include): New.
6771 (init_line_maps, add_line_map): Update.
6772 * line-map.h (struct line_maps): New member trace_includes.
6774 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6776 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
6777 * cppfiles.c (stack_include_file): Only stack a file if there
6778 is something to do. Return a boolean indicating whether a
6779 buffer was stacked or not.
6780 (_cpp_execute_include): Similarly.
6781 (_cpp_read_file): Similarly.
6782 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
6784 2001-08-21 Sam Steingold <sds@gnu.org>
6786 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
6787 (RECACHE): keep obufp_before_macroname up to date
6789 2001-08-21 Zack Weinberg <zackw@panix.com>
6791 * stmt.c: Don't include insn-codes.h.
6792 (expand_end_case): Machine specific logic moved to expr.c.
6793 No need to worry about __builtin_classify_type.
6794 (check_for_full_enumeration_handling, emit_case_nodes):
6797 * builtins.o (expand_builtin_classify_type): Split up so code
6798 can be shared with fold_builtin_classify_type.
6799 (type_to_class, fold_builtin_classify_type): New functions.
6800 (fold_builtins): Handle __builtin_classify_type.
6802 * expr.c (do_tablejump): Now static.
6803 (case_values_threshold, try_casesi, try_tablejump): New;
6804 code mostly from stmt.c (expand_end_case).
6805 (expr.h): Update prototypes.
6807 * Makefile.in (stmt.o): Update dependencies.
6809 2001-08-21 Will Cohen <wcohen@redhat.com>
6811 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
6812 declaration of variable i.
6813 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
6814 declaration of variable i.
6816 2001-08-21 Richard Henderson <rth@redhat.com>
6818 * crtstuff.c: Fix thinko last change. Move list tails to start
6819 of CRT_END section. Tidy ifdefs.
6820 (__EH_FRAME_BEGIN__): Always static for ELF.
6821 (__do_global_ctors_1): Rename from __frame_dummy.
6822 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
6823 name change; don't hide __EH_FRAME_BEGIN__.
6825 2001-08-21 Richard Henderson <rth@redhat.com>
6827 * gdbinit.in: Move break on exit after break on fancy_abort.
6829 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
6832 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6834 * cpphash.h (_cpp_push_next_buffer): New.
6835 * cppinit.c (do_includes): Remove.
6836 (push_include, free_chain, _cpp_push_next_buffer): New.
6837 (cpp_start_read): Use them to rework command line option handling.
6838 (cpp_handle_option): Combine handling of -include and -imacros.
6839 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
6840 appropriate. Always insert missing \n at EOF.
6841 * cpplib.c (start_directive): Get the directive position right.
6842 * cppmain.c (cb_file_change): Always print the first line, unless
6845 2001-08-20 Andreas Jaeger <aj@suse.de>
6847 * profile.c (compute_branch_probabilities): Remove extra new-line
6849 * flow.c (verify_flow_info): Likewise.
6851 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6853 * basic-block.h (basic_block): Add new field 'flags'.
6854 (BB_REACHABLE): Define.
6855 (expunge_block): Declare.
6856 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6857 (EXIT_BLOCK_PTR): Ditto.
6858 (expunge_block): Remove static declaration.
6859 (cleanup_cfg): Clear bb->aux on every basic block.
6860 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6861 computing reachability.
6862 (delete_unreachable_blocks): Delete block b if b->flags has
6865 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6867 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6869 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6871 * sparc.c (sparc_variable_issue): Fix typo in last change.
6873 2001-08-20 Richard Henderson <rth@redhat.com>
6875 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6877 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6879 * pa.h (RETURN_IN_MEMORY): Improve comment.
6881 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6883 * doc/invoke.texi (Profiling options): Clarify the interactions
6884 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6886 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6888 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6891 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6893 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6896 2001-08-20 Richard Henderson <rth@redhat.com>
6898 * final.c (end_final): Fix typo last change.
6900 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6902 * cppinit.c (init_standard_includes): The returned buffer
6903 is already malloc-ed.
6904 * gcc.c (add_prefix): Similarly.
6905 * prefix.c (translate_name): Update to support clear buffer
6907 (update_path): Similarly. Be sure to free any newly allocated
6908 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6910 * prefix.h (update_path): Update prototype and document.
6911 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6912 up and update to new buffer ownership rules.
6913 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6915 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6917 * final.c (compute_alignments): New function.
6918 (init_insn_lengths): Do not care label_align.
6919 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6920 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6921 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6922 (shorted_branches): Realloc label_align array; do
6923 not call init_insn_lengths; Do not care about loop alignments.
6924 * output.h (compute_alignments): Declare.
6925 * toplev.c (rest_of_compilation): Call compute_alignments.
6926 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6928 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6929 change visited to tovisit.
6930 (propagate_freq): Use faster traversing algorithm.
6931 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6932 to tovisit; reverse meaning.
6934 * predict.c (struct block_info_def): Remove nvisited.
6935 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6936 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6938 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6940 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6941 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6942 (TARGET_FUSED_MADD): New.
6943 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6944 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6945 the multiply-add instructions.
6947 2001-08-19 Richard Henderson <rth@redhat.com>
6949 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6950 is aligned to pointer size.
6952 2001-08-19 Richard Henderson <rth@redhat.com>
6954 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6955 display markers during final schedule.
6957 2001-08-19 Richard Henderson <rth@redhat.com>
6959 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6961 2001-08-19 Richard Henderson <rth@redhat.com>
6963 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6965 (ASM_NAME_TO_STRING): Remove.
6966 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6967 in the same string. Remove support for expressions.
6969 2001-08-19 Richard Henderson <rth@redhat.com>
6971 * config/i386/i386.md (tablejump): Make an expander; handle
6972 pic relative addressing here.
6973 (tablejump_1): Rename from tablejump_pic.
6976 2001-08-19 Richard Henderson <rth@redhat.com>
6978 * regclass.c (fix_register): Fix typo.
6980 2001-08-18 Richard Henderson <rth@redhat.com>
6982 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6983 (struct _Unwind_Context): Expand br_loc to hold it.
6984 (uw_frame_state_for): Handle leaf functions better.
6985 (uw_update_reg_address): Update for br_loc change.
6987 2001-08-18 Richard Henderson <rth@redhat.com>
6989 * crtstuff.c: Move list heads before code that uses them.
6990 (__JCR_LIST__): Remove initial null.
6991 (frame_dummy, __frame_dummy): Do java registration here ...
6992 (__do_global_ctors_aux): ... not here.
6994 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6995 (__do_global_dtors_aux): Update to match.
6996 (__JCR_LIST__, __do_jv_register_classes): New.
6998 * config/ia64/crtend.asm (__JCR_END__): New.
6999 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7000 instead of an indirect LTOFF22 reloc.
7002 2001-08-18 Richard Henderson <rth@redhat.com>
7004 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7005 * regclass.c (init_reg_sets_1): Fix typo.
7006 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7007 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7008 (ia64_compute_frame_size): Make ar.unat live when in use.
7009 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7010 for ar.pfs; remove ar.unat handling.
7011 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7013 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7014 * config/ia64/ia64-protos.h: Update decls.
7015 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7016 (sibcall_pic): Likewise.
7018 2001-08-18 Richard Henderson <rth@redhat.com>
7020 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7021 pred_rel_mutex when searching for insn_group_barrier.
7022 * config/ia64/ia64.md (cycle_display): Combine the expander
7025 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7026 bit before asm as needed.
7028 2001-08-18 Richard Henderson <rth@redhat.com>
7030 * timevar.def (TV_MACH_DEP): New.
7031 * toplev.c (rest_of_compilation): Use it.
7032 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7034 2001-08-18 Zack Weinberg <zackw@panix.com>
7036 * unwind-dw2.c (execute_stack_op): Add default aborts to
7037 the inner switches to prevent warnings.
7039 2001-08-18 Richard Henderson <rth@redhat.com>
7041 * timevar.h (struct timevar_time_def): Change element type to float.
7042 (ticks_to_msec, clocks_to_msec): Likewise.
7043 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7044 (get_time): Likewise.
7045 (timevar_print): Adjust zero check and printing to match.
7047 2001-08-18 Zack Weinberg <zackw@panix.com>
7049 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7050 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7051 Eliminate overfull or underfull hboxes.
7053 2001-08-18 Zack Weinberg <zackw@panix.com>
7055 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7057 2001-08-18 Zack Weinberg <zackw@panix.com>
7059 * haifa-sched.c: Convert to target hooks. Macros replaced
7060 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7061 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7062 MD_SCHED_FINISH, and HAVE_cycle_display.
7063 * target-def.h (TARGET_SCHED_ADJUST_COST,
7064 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7065 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7066 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7067 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7068 New hook #defines to be overridden.
7069 (TARGET_SCHED): Bring them all together.
7070 (TARGET_INITIALIZER): Update.
7071 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7072 instead of 'struct rtx_def *' throughout.
7073 (struct sched): New set of hooks for the scheduler.
7074 * Makefile.in (haifa-sched.o): Depend on target.h.
7075 * doc/tm.texi: Document the new scheduler hooks, together in
7076 their own section, instead of scattered around.
7077 Fix a bunch of underfull/overfull hboxes.
7079 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7080 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7081 sparc.h: Don't define any of the old scheduler macros.
7083 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7084 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7085 sparc.c: Create hook functions from code extracted from
7086 corresponding target header, or make existing hooks static, as
7087 appropriate. Set the appropriate entries in targetm.
7089 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7090 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7091 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7092 Remove prototypes for functions which are now static.
7094 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7095 related gunk; the Haifa scheduler is now the only choice.
7097 2001-08-18 Zack Weinberg <zackw@panix.com>
7099 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7100 * genopinit.c: Put floating point divide insns in sdiv_optab.
7101 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7102 * config/gofast.h, config/c4x/c4x.h,
7103 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7104 config/pa/long_double.h, config/rs6000/sysv4.h,
7105 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7106 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7107 (init_optabs): Use init_optabv for overflow-trapping optabs.
7108 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7109 cmp_optab RTX codes so have_insn_for can find them.
7111 * optabs.c (expand_simple_binop, expand_simple_unop,
7112 have_insn_for, gen_sub3_insn): New interfaces.
7113 * expr.h: Prototype new functions.
7114 (enum optab_methods): Move here from optabs.h.
7116 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7117 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7118 Use new functions instead of working directly with optabs.
7119 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7120 unroll.c: Don't include optabs.h.
7121 * caller-save.c, combine.c, function.c, stmt.c: Just include
7122 insn-codes.h, not optabs.h.
7123 * Makefile.in: Update dependencies.
7125 * combine.c (make_compound_operation, simplify_comparison):
7126 Fix typos testing for this or that instruction.
7128 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7130 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7131 generating libgcc.a.
7133 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7135 * except.c (TYPE_HASH): Delete.
7137 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7140 * tree.c (TYPE_HASH): Delete.
7142 * tree.h (TYPE_HASH): Define.
7144 2001-08-18 Graham Stott <grahams@redhat.com>
7146 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7148 (adddi3_internal_2+2): Likewise.
7149 (eh_set_lr_di+1): Likewise.
7151 2001-08-17 Richard Henderson <rth@redhat.com>
7153 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7154 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7155 * dwarf2asm.c: ... here.
7156 * dwarfout.c: Remove them.
7158 * varasm.c (assemble_integer): Add align parameter.
7159 (assemble_real, output_constant, output_constructor): Likewise.
7160 * output.h: Update decls.
7161 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7162 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7163 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7164 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7165 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7168 * final.c (end_final): Abort profile block generation if we
7169 havn't layed it out properly.
7170 * output.h (assemble_eh_integer): Remove stale decl.
7171 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7173 (assemble_integer): Handle unaligned data.
7174 (assemble_real): Abort on unaligned data.
7175 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7177 (default_dtor_section_asm_out_destructor): Use assemble_align.
7178 (default_named_section_asm_out_constructor): Likewise.
7179 (default_ctor_section_asm_out_constructor): Likewise.
7180 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7181 (machopic_asm_out_destructor): Likewise.
7182 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7183 (nextstep_asm_out_destructor): Likewise.
7184 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7185 (vms_asm_out_destructor): Likewise.
7187 2001-08-17 Richard Henderson <rth@redhat.com>
7189 * config/mips/iris6.h (TARGET_IRIX6): New.
7190 (current_section_name, current_section_flags): New.
7191 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7192 (MAX_OFILE_ALIGNMENT): New.
7193 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7194 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7195 (copy_file_data): Split out from
7196 (mips_asm_file_end): ... here.
7197 (mips_asm_file_start): Remove extra .section directive. Use
7198 tmpfile instead of mips_make_temp_file.
7199 (mips_unique_section): Use const char * as needed for warnings.
7200 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7201 re-add align parameter.
7202 (iris6_asm_named_section): New.
7203 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7204 (iris6_asm_output_align, iris6_section_align_1): New.
7205 (iris6_asm_file_start, iris6_asm_file_end): New.
7206 * config/mips/mips-protos.h: Update decls.
7208 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7210 * doc/install.texi (Install GCC): Add links to build status pages.
7212 (Final install): Ditto; request updates for specific info
7214 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7216 * cpperror.c (print_location): Don't take a file name; use the
7218 (_cpp_begin_message): Similarly.
7219 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7220 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7221 (cpp_pedwarn_with_file_and_line): Remove.
7222 * cppfiles.c (stack_include_file): Update; set filename to stdin
7223 here when appropriate.
7224 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7225 (_cpp_begin_message): Don't take a file name.
7226 * cppinit.c: Add comment.
7227 * cpplex.c: Fix end-of-directive indicator.
7228 * cpplib.c: Don't include intl.h.
7229 (run_directive, do_diagnostic): Update.
7230 (do_line): Update to not use nominal_fname.
7231 (cpp_push_buffer): Don't take a filename.
7232 * cpplib.h (struct ht): Remove.
7233 (cpp_push_buffer): Don't take a filename.
7234 (cpp_pedwarn_with_file_and_line): Remove.
7235 * cppmacro.c (struct cpp_macro): Remove file.
7236 (builtin_macro): Update.
7237 (_cpp_create_definition): Update.
7238 * cppmain.c: Correct comment.
7239 * fix-header.c (read_scan_file): Update.
7241 2001-08-17 Kazu Hirata <kazu@hxi.com>
7243 * sbitmap.c: Fix comment formatting.
7244 * sched-deps.c: Likewise.
7245 * sibcall.c: Likewise.
7246 * simplify-rtx.c: Likewise.
7248 * ssa-ccp.c: Likewise.
7249 * stor-layout.c: Likewise.
7250 * timevar.c: Likewise.
7251 * toplev.c: Likewise.
7252 * unwind-dw2.c: Likewise.
7253 * unwind-dw2-fde.c: Likewise.
7254 * varasm.c: Likewise.
7256 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7258 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7259 or larger than an integer in memory.
7261 2001-08-17 Zack Weinberg <zackw@panix.com>
7263 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7264 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7265 * rtl.h: Don't forward-declare union tree_node here. Don't
7266 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7267 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7268 and tree respectively.
7269 * tree.h: Don't forward-declare struct rtx_def here. Don't
7270 typedef tree here. Change all uses of struct rtx_def *,
7271 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7272 and tree respectively.
7274 2001-08-17 Richard Henderson <rth@redhat.com>
7276 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7277 config/mips/openbsd.h: Fix typos last change.
7279 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7281 * doc/invoke.texi (Optimize Options): The default for
7282 -finline-limit is 600.
7284 2001-08-17 Richard Henderson <rth@redhat.com>
7286 * varasm.c (text_section): Allow TEXT_SECTION to override the
7287 printing of TEXT_SECTION_ASM_OP.
7288 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7289 (DATA_SECTION, BSS_SECTION): Remove.
7290 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7291 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7292 Rename from s/_NAME//.
7293 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7294 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7295 (TEXT_SECTION): ... here. New.
7296 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7297 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7298 * config/mips/openbsd.h: Likewise.
7299 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7300 (mips_asm_file_end): Likewise test.
7301 (mips_output_function_epilogue): Likewise. Switch back to data
7302 section after emitting the function.
7304 * doc/tm.texi (Sections): Document TEXT_SECTION.
7306 2001-08-17 Richard Henderson <rth@redhat.com>
7308 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7309 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7311 2001-08-17 Richard Henderson <rth@redhat.com>
7313 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7314 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7315 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7316 Add aligned attribute.
7318 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7320 * config/sh/sh.md: Add modes to unspecs in first insn to match
7321 those in the second.
7323 * Makefile.in: Fix collect2 copy for Cygwin.
7325 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7327 Install the proper patch.
7328 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7329 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7330 (expand_function_start): Likewise.
7331 * stmt.c (expand_decl): Likewise.
7332 * varasm.c (make_decl_rtx): Likewise.
7334 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7336 * final.c: Undo my previous accidental checkin.
7337 * output.h: Likewise.
7338 * tm.texi: Likewise.
7340 2001-08-16 Richard Henderson <rth@redhat.com>
7342 * varasm.c (named_section_flags): Remove align parameter.
7343 * varasm.c, dwarf2out.c: Update all callers.
7344 * output.h: Update prototypes.
7346 * target.h (target.asm_out.named_section): Remove align parameter.
7347 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7348 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7349 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7350 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7351 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7353 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7354 (get_named_section_flags, set_named_section_flags): New.
7355 (named_section_flags): Use them.
7356 (named_section): Do decl vs section flags check here...
7357 (default_section_type_flags): ... not here.
7358 (init_varasm_once): Create in_named_htab.
7359 (resolve_unique_section): Mark reloc unused.
7361 2001-08-16 Richard Henderson <rth@redhat.com>
7363 * varasm.c (force_const_mem): Keep pool alignment in bits.
7364 (output_constant_pool): Use assemble_align.
7366 2001-08-16 Zack Weinberg <zackw@panix.com>
7368 * doc/tm.texi: Remove extra @table command.
7370 2001-08-16 Zack Weinberg <zackw@panix.com>
7372 * final.c (shorten_branches): Clear the end of the label_align
7373 array only if we made it larger. Break up messy expressions
7376 * diagnostic.c (internal_error): Check for error recursion
7377 before doing ICE suppression.
7379 * timevar.c: Timing variables now count in milliseconds.
7380 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7381 (get_time): Not here.
7382 (timevar_print): Don't print any timer whose user, cpu, and
7383 wall times are all zero as displayed.
7384 * timevar.h: Update comment aboout units. Make timevar
7387 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7389 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7390 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7391 (expand_function_start): Likewise.
7392 * stmt.c (expand_decl): Likewise.
7393 * varasm.c (make_decl_rtx): Likewise.
7395 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7397 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7398 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7400 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7402 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7405 2001-08-16 Andreas Jaeger <aj@suse.de>
7407 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7410 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7412 * rtl.h (only_sets_cc0_p): New prototype.
7413 * jump.c (sets_cc0_p): Handle INSN.
7414 (only_sets_cc0_p): New function.
7415 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7416 (tidy_fallthru_edge): Likewise.
7417 * integrate.c (copy_insn_list): Likewise.
7418 * unroll.c (unroll_loop): Likewise.
7419 (copy_loop_body): Likewise.
7421 2001-08-15 Jason Eckhardt <jle@redhat.com>
7423 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7425 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7427 * predict.c (struct block_info_def): Remove nvisited.
7428 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7429 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7431 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7432 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7435 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7437 * predict.def: Update hitrates.
7439 2001-08-15 Richard Henderson <rth@redhat.com>
7441 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7443 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7445 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7446 note from its associated jump.
7448 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7450 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7451 also on 64-bit s390x targets.
7453 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7455 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7457 (arm_expand_prologue): Handled nested functions which take a
7458 variable argument list.
7459 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7460 macro with an invocation of
7461 arm_compute_initial_elimination_offset.
7462 * config/arm/arm-protos.h: Prototype
7463 arm_compute_initial_elimination_offset.
7465 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7467 * doc/install.texi (Specific, avr): Fix markup.
7468 (Specific, c4x): Ditto.
7470 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7472 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7474 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7476 * Makefile.in (OBJS): Add rtl-error.o
7477 (rtl-error.o): New rule.
7478 (diagnostic.o): Adjust dependency.
7479 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7480 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7481 warning_for_asm): Move to...
7482 rtl-error.c: ...here. New file.
7484 2001-08-14 Richard Henderson <rth@redhat.com>
7486 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7487 if USING_SJLJ_EXCEPTIONS.
7489 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7491 * tlink.c (scan_linker_output): Check string for unsatisfied in
7492 addition to undefined and unresolved.
7494 2001-08-14 Graham Stott <grahams@redhat.com>
7496 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7497 EH_FRAME_SECTION_NAME.
7499 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7501 * genattrtab.c (simplify_test_exp_in_temp): New function.
7502 (simplify_test_exp): Avoid explicit use of temporary obstack.
7503 (simplify_cond, insert_right_side, evaluate_eq_attr,
7504 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7505 Use simplify_test_exp_in_temp.
7506 (optimize_attrs): Iterate until expression stabilizes.
7508 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7510 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7511 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7513 2001-08-13 Richard Henderson <rth@redhat.com>
7515 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7516 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7517 * config/arm/conix-elf.h: Likewise.
7519 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7521 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7523 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7525 * gcse.c (hash_scan_set): Expressions that are set as part of
7526 jump instructions are not available.
7528 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7530 * config/s390/s390.c (print_operand, s390_function_prologue,
7531 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7533 2001-08-13 Richard Henderson <rth@redhat.com>
7535 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7536 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7537 * doc/tm.texi (Exception Region Output): Document it.
7539 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7541 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7542 DWARF2 instead of stabs by default.
7544 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7546 * config/rs6000/rs6000.c: Include optabs.h.
7548 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7550 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7551 save/restore routines.
7552 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7554 2001-08-13 Andreas Jaeger <aj@suse.de>
7556 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7557 the english is correct.
7559 2001-08-13 Zack Weinberg <zackw@panix.com>
7561 * expr.h: Split out optab- and libfunc-related code to...
7562 * optabs.h, libfuncs.h: ... these new headers.
7564 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7566 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7568 * mkconfig.sh: Don't include insn-codes.h from config.h.
7570 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7571 enum insn_code is available. Move reload_in_optab and
7572 reload_out_optab array declarations to optabs.h.
7573 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7574 there, prototype in expr.h.
7575 * gencodes.c: Cleanup: zap global variables, don't use
7576 printf where puts will do, don't bother defining MAX_INSN_CODE
7577 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7579 * genemit.c, genopinit.c: Include optabs.h in generated file.
7580 * genoutput.c: Include insn-codes.h in generated file.
7581 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7582 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7583 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7584 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7585 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7586 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7588 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7589 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7590 config/m88k/m88k.c, config/sparc/sparc.c:
7592 * reload.c: Include expr.h and optabs.h before reload.h.
7593 * config/alpha/alpha.c: Include tree.h before reload.h.
7594 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7595 and reload.h in that order.
7596 * config/sparc/sparc.c: Include debug.h.
7597 * recog.c: Include insn-codes.h.
7599 2001-08-13 Andreas Jaeger <aj@suse.de>
7601 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7604 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7606 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7607 * gcc.c (init_spec): Fix typo in comment.
7608 * varasm.c (data_section): Fix typo in comment.
7610 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7612 * predict.c (dump_prediction): New argument "USED".
7613 (combine_predictions_for_insn): Determine the used heuristics,
7614 output the case no heuristic applied.
7615 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7617 2001-08-13 Andreas Jaeger <aj@suse.de>
7619 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7622 2001-08-13 Kazu Hirata <kazu@hxi.com>
7624 * jump.c: Fix formatting.
7626 2001-08-13 Kazu Hirata <kazu@hxi.com>
7628 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7631 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7633 * loop.c (check_dbra_loop): Use condjump_label to compute
7636 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7637 to better document the files they're in.
7639 2001-08-12 Zack Weinberg <zackw@panix.com>
7641 * recog.h (struct insn_operand_data): Shrink 'mode' field
7644 2001-08-12 Kazu Hirata <kazu@hxi.com>
7646 * gcc.c: Fix comment formatting.
7647 * gccspec.c: Likewise.
7650 * genemit.c: Likewise.
7651 * gengenrtl.c: Likewise.
7652 * genrecog.c: Likewise.
7653 * gensupport.c: Likewise.
7654 * ggc-page.c: Likewise.
7655 * global.c: Likewise.
7656 * graph.c: Likewise.
7657 * ifcvt.c: Likewise.
7658 * integrate.c: Likewise.
7660 * libgcc2.c: Likewise.
7662 * mbchar.c: Likewise.
7663 * optabs.c: Likewise.
7664 * predict.c: Likewise.
7665 * prefix.c: Likewise.
7666 * profile.c: Likewise.
7667 * protoize.c: Likewise.
7669 * recog.c: Likewise.
7670 * regclass.c: Likewise.
7671 * regmove.c: Likewise.
7672 * reg-stack.c: Likewise.
7673 * reload1.c: Likewise.
7674 * resource.c: Likewise.
7675 * rtlanal.c: Likewise.
7678 2001-08-12 Kazu Hirata <kazu@hxi.com>
7680 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7681 a tree representing a constant is passed to the macro.
7683 2001-08-12 Richard Henderson <rth@redhat.com>
7685 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7686 (rs6000_elf_asm_out_destructor): New.
7687 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7688 (DTORS_SECTION_ASM_OP): Remove.
7689 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7690 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7692 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7695 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7696 * gcc.c (set_collect_gcc_options): New function, split out from
7698 Ignore elided switches.
7699 (do_spec_1): Invoke before executing command.
7700 (set_input): Export.
7701 Move declaration ...
7702 * gcc.h (set_input): ... here.
7703 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7706 2001-08-12 Richard Henderson <rth@redhat.com>
7708 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
7709 thinko wrt TARGET_RELOCATABLE.
7711 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
7713 * fix-header.c (cb_file_change): Update prototype.
7715 2001-08-11 Zack Weinberg <zackw@panix.com>
7717 * toplev.c (set_float_handler): Make static.
7718 * toplev.h: Don't prototype set_float_handler.
7720 * simplify-rtx.c: Don't include setjmp.h.
7721 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
7723 (simplify_unary_operation, simplify_binary_operation): Use them,
7724 via do_float_handler.
7726 * fold-const.c: Don't include setjmp.h.
7727 (exact_real_inverse_1): New function.
7728 (exact_real_inverse): Use it, via do_float_handler.
7730 * varasm.c: Don't include setjmp.h.
7731 (assemble_real_1): New function.
7732 (assemble_real): Use it, via do_float_handler.
7733 Call internal_error if we get a trap here.
7735 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
7736 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
7738 2001-08-11 Zack Weinberg <zackw@panix.com>
7740 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
7741 STACK_BOUNDARY if not already defined.
7743 * calls.c, function.c, reload1.c, explow.c: Don't default
7744 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
7745 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
7747 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
7750 * doc/tm.texi: Document that STACK_BOUNDARY is required;
7751 clarify difference between it and PREFERRED_STACK_BOUNDARY.
7753 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7755 * cppmacro.c (enter_macro_context): Push macro expansions even
7758 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7760 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
7761 (rs6000_elf_section_type_flags): Actually return a value.
7763 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7765 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
7766 Clean up code: add missing comments and prototypes, fix warnings,
7767 remove obsolete code, fix spacing to conform to coding style.
7769 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7771 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
7772 and TARGET_ASM_CLOSE_PAREN.
7773 (regclass_map): CC register belongs to class NO_REGS.
7774 (legitimize_pic_address): Don't generate unnecessary moves
7775 (to avoid confusing loop optimization).
7776 (check_and_change_labels): Replace jump_long by indirect_jump.
7777 (s390_final_chunkify): Don't start a new literal pool on section
7778 switch in 64-bit code.
7779 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
7781 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
7782 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
7783 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
7785 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
7786 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
7787 (CONST_COSTS): Fixed incorrect costs.
7789 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
7790 Use emit_jump instead of emit_jump_insn (gen_jump).
7791 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
7792 (to avoid confusing flow analysis).
7793 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
7794 (casesi, casesi_jump): New.
7795 (jump_long): Removed. Functionality merged into indirect_jump.
7796 (indirect_jump): Accept address_operand, not just register_operand.
7797 (cjump_long, icjump_long): Use same logic as indirect_jump.
7798 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
7799 Fixed broken setjmp/longjmp handling.
7800 (do_builtin_setjmp_setup): Removed.
7802 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
7803 broken GNU as versions that don't accept .quad with large
7804 negative values. Use hexadecimal output instead.
7805 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
7806 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
7807 FUNCTION_EPILOGUE): Removed. Now in targetm.
7809 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
7811 * config/s390/fixdfdi.h: Add missing copyright statement.
7812 Fix type conflicts on 64-bit. Add missing SFmode routines.
7814 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
7817 2001-08-11 Richard Henderson <rth@redhat.com>
7819 * rtl.h (REG_EH_RETHROW): Remove.
7820 * rtl.c (reg_note_name): Update.
7821 * combine.c (distribute_notes): Don't check for it.
7823 2001-08-11 Richard Henderson <rth@redhat.com>
7825 * combine.c (distribute_notes): Place REG_SETJMP.
7827 2001-08-11 Richard Henderson <rth@redhat.com>
7829 * doc/extend.texi (Arrays and pointers implementation): Discourage
7830 relying on sign-extension of pointers.
7832 2001-08-11 H.J. Lu <hjl@gnu.org>
7834 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
7836 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
7837 RDATA_SECTION_ASM_OP.
7839 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7841 * doc/install.texi (Specific, c4x): Fix cross-reference to the
7842 main manual to work both for info and HTML versions.
7844 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7845 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7847 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7848 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7849 (struct cpp_pool): New member first.
7850 * cppinit.c (append_include_chain): Plug memory leaks.
7851 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7852 Allocate pragma structures from the (aligned) macro pool to
7853 avoid leaking memory.
7854 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7855 so we don't leak memory.
7856 * hashtable.c (ht_destroy): New.
7857 * hashtable.h (ht_destroy): New.
7859 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7860 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7862 * c-lex.c (map): Make const.
7863 (cb_file_change): Update for callback passing a line map.
7864 Don't assume we have a previous map. Remove sanity check
7865 about popping too many files.
7866 * cpperror.c (print_location): Make map const.
7867 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7868 (cpp_make_system_header): Similarly.
7869 (search_from): Similarly.
7870 (_cpp_execute_include): Don't remember where we came from.
7871 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7872 (struct cpp_reader): Make map const.
7873 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7874 * cpplib.c (do_line): Update; line maps now hold sysp.
7875 (cpp_push_buffer): Similarly.
7876 (_cpp_do_file_change): Similarly; callback with map instead.
7877 (cpp_get_line_maps): Constify return value.
7878 (_cpp_pop_buffer): Update.
7879 * cpplib.h (struct cpp_file_change): Remove.
7880 (struct cpp_callbacks): Update.
7881 (cpp_get_line_maps): Constify return value.
7882 * cppmacro.c (_cpp_create_definition): Update.
7883 * cppmain.c (struct printer): Constify map.
7884 (maybe_print_line): Similarly.
7885 (print_line): Similarly. Deduce flags 1 and 2 here.
7886 (cb_file_change): Update.
7887 * line-map.c (free_line_maps): Warn regardless.
7888 (add_line_map): Return pointer to const. When passed NULL to_file
7889 with LC_LEAVE, use the obvious values for the return point so the
7890 caller doesn't have to figure them out.
7891 (lookup_line): Return pointer to const.
7892 (print_containing_files): Take pointer to const.
7893 * line-map.h (struct line_map): New members reason, sysp.
7894 (add_line_map): Return pointer to const.
7895 (lookup_line): Similarly.
7896 (print_containing_files): Take pointer to const.
7898 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7899 Richard Henderson <rth@redhat.com>
7901 * regmove.c (regmove_optimize): Avoid setting a register twice in
7904 2001-08-10 Richard Henderson <rth@redhat.com>
7906 * doc/extend.texi (Arrays and pointers implementation): Document
7907 behavior of pointer/integer conversion.
7909 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7911 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7913 2001-08-10 Richard Henderson <rth@redhat.com>
7915 * doc/extend.texi (C Implementation): New chapter.
7916 * doc/gcc.texi (Top): Link it in.
7918 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7920 * doc/install.texi (Specific): Fix CVS merge botch.
7922 2001-08-10 Richard Henderson <rth@redhat.com>
7924 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7925 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7927 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7929 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7930 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7931 this macro is now required.
7933 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7934 loop.c (find_and_verify_loops), reload.c (reload): Check
7935 for rtx code of CALL_INSN, not CALL, when deciding if we
7936 need to check for REG_SETJMP note.
7938 * gcse.c (compute_hash_table, compute_store_table): Update
7939 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7942 * config/avr/avr.c: Fix typo.
7943 * config/convex/convex.c (expand_movstr): Use adjust_address.
7944 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7946 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7947 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7949 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7950 Do define STACK_BOUNDARY.
7951 * config/i370/i370.c: Include expr.h.
7952 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7953 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7954 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7955 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7956 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7957 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7958 * config/romp/romp.c: Include expr.h after tree.h.
7960 (output_fpop): Use xmalloc, not oballoc.
7961 * config/we32k/we32k.c: Include expr.h.
7963 2001-08-10 Kazu Hirata <kazu@hxi.com>
7965 * config/h8300/h8300.h: Fix formatting.
7967 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7969 * c-common.h (RETURN_NULLIFIED_P): Lose.
7970 * c-semantics.c (genrtl_return_stmt): Don't check it.
7972 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7974 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7975 (mips_annotate_frame_insn): New function.
7976 (mips_emit_frame_related_store): New function.
7977 (save_restore_insns): Don't mark instructions that set up the base
7978 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7979 the store instructions instead.
7980 (mips_expand_prologue): If the stack size is moved into a temporary
7981 register, do not mark that move as frame-related. Add a
7982 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7984 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7986 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7987 stack slot as unchanging if current_function_calls_eh_return.
7989 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7991 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7992 access the second half of the TFmode scratch operand.
7994 2001-08-10 Anthony Green <green@redhat.com>
7996 * java/class.c (emit_register_classes): Conditionalize code on
7999 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8001 * doc/install.texi (Specific, avr): Fix cross-reference to the
8002 main manual to work both for info and HTML versions.
8004 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8006 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8007 and "use_goto" argument.
8008 (expand_null_return, expand_value_return): Update all callers.
8009 * function.c (expand_function_end): Remove code to generate simple
8011 * config/vax/vax.md (epilogue): New expander for function return.
8012 * doc/md.texi (epilogue): Remove "if defined".
8014 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8016 * Makefile.in: Partially revert my previous change:
8017 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8018 of the hashtab.o and safe-ctype.o rules.
8020 2001-08-09 Richard Henderson <rth@redhat.com>
8022 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8023 (USE_COLLECT2): Remove duplicate definition.
8024 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8025 (use_collect2): Remove dead code.
8026 * configure.in (use_collect2): Remove will_use_collect2 and
8027 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8028 * configure: Rebuild.
8030 * target.h (targetm.asm_out.constructor): New.
8031 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8032 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8033 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8034 * varasm.c (in_ctors, in_dtors): New.
8035 (assemble_constructor, assemble_destructor): Remove.
8036 (default_stabs_asm_out_destructor): New.
8037 (default_named_section_asm_out_destructor): New.
8038 (dtors_section, default_dtor_section_asm_out_destructor): New.
8039 (default_stabs_asm_out_constructor): New.
8040 (default_named_section_asm_out_constructor): New.
8041 (ctors_section, default_ctor_section_asm_out_constructor): New.
8042 * output.h: Update declarations.
8043 * c-decl.c (c_expand_body): Use target hooks instead of
8044 assemble_constructor and assemble_destructor.
8045 * profile.c (output_func_start_profiler): Likewise.
8046 * objc/objc-act.c (finish_objc): Likewise.
8047 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8048 for the constructor.
8049 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8051 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8052 (DTORS_SECTION_ASM_OP): Likewise.
8053 (__CTOR_LIST__): Use attribute section when possible.
8054 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8056 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8057 ASM_OUTPUT_CONSTRUCTOR.
8059 * config/darwin.c (machopic_asm_out_constructor): New.
8060 (machopic_asm_out_destructor): New.
8061 * config/darwin-protos.h: Update declarations.
8062 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8063 (ASM_OUTPUT_DESTRUCTOR): Remove.
8064 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8065 * config/nextstep.c (nextstep_asm_out_constructor): New.
8066 (nextstep_asm_out_destructor): New.
8067 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8068 (ASM_OUTPUT_DESTRUCTOR): Remove.
8069 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8070 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8071 ASM_OUTPUT_*STRUCTOR.
8072 * config/i386/aix386ng.h: Likewise.
8074 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8075 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8076 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8077 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8078 * config/lynx.h: Likewise.
8079 * config/netware.h: Likewise.
8080 * config/psos.h: Likewise.
8081 * config/alpha/alpha-interix.h: Likewise.
8082 * config/alpha/elf.h: Likewise.
8083 * config/arc/arc.h: Likewise.
8084 * config/arm/aof.h: Likewise.
8085 * config/arm/coff.h: Likewise.
8086 * config/arm/elf.h: Likewise.
8087 * config/c4x/c4x.h: Likewise.
8088 * config/h8300/h8300.h: Likewise.
8089 * config/i386/cygwin.h: Likewise.
8090 * config/i386/djgpp.h: Likewise.
8091 * config/i386/i386-coff.h: Likewise.
8092 * config/i386/i386-interix.h: Likewise.
8093 * config/i386/sco5.h: Likewise.
8094 * config/i386/vsta.h: Likewise.
8095 * config/i386/win32.h: Likewise.
8096 * config/i960/i960-coff.h: Likewise.
8097 * config/ia64/sysv4.h: Likewise.
8098 * config/m68hc11/m68hc11.h: Likewise.
8099 * config/m68k/coff.h: Likewise.
8100 * config/m68k/mot3300.h: Likewise.
8101 * config/m88k/m88k.h: Likewise.
8102 * config/mcore/mcore-pe.h: Likewise.
8103 * config/mcore/mcore.h: Likewise.
8104 * config/mips/elf.h: Likewise.
8105 * config/mips/elf64.h: Likewise.
8106 * config/mips/iris6.h: Likewise.
8107 * config/pa/pa64-hpux.h: Likewise.
8108 * config/rs6000/sysv4.h: Likewise.
8109 * config/sh/sh.h: Likewise.
8110 * config/sparc/litecoff.h: Likewise.
8112 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8113 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8114 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8115 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8116 (ASM_OUTPUT_DESTRUCTOR): Remove.
8117 * config/a29k/a29k.c: Move include of tree.h.
8118 * config/a29k/udi.h: Delete file.
8119 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8120 (vms_asm_out_destructor): New.
8121 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8122 (EXTRA_SECTION_FUNCTIONS): Likewise.
8123 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8124 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8125 * config/c4x/c4x.c: Move include of tree.h.
8126 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8127 (clix_asm_out_destructor): New.
8128 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8129 (ASM_OUTPUT_DESTRUCTOR): Remove.
8130 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8131 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8132 (TARGET_ASM_CONSTRUCTOR): New.
8133 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8134 (sco_asm_out_constructor): New.
8135 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8136 * config/i386/svr3gas.h: Remove stack grows up code.
8137 Remove code duplicated from i386/sysv3.h.
8138 (TARGET_ASM_CONSTRUCTOR): New.
8139 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8140 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8141 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8142 (TARGET_ASM_CONSTRUCTOR): New.
8143 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8144 (m68hc11_asm_out_destructor): New.
8145 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8146 (TARGET_ASM_DESTRUCTOR): New.
8147 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8148 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8149 config/svr3.h pertaining to section manipulation.
8150 * config/m68k/dpx2g.h: Remove #if 0 code.
8151 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8152 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8153 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8154 (TARGET_ASM_CONSTRUCTOR): New.
8155 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8156 (m88k_svr3_asm_out_constructor): New.
8157 (m88k_svr3_asm_out_destructor): New.
8158 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8159 (ASM_OUTPUT_DESTRUCTOR): Remove.
8160 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8161 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8162 * config/rs6000/aix.h: Likewise.
8163 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8164 * config/mips/vxworks.h: Likewise.
8165 * config/rs6000/lynx.h: Likewise.
8166 * config/sh/elf.h: Likewise.
8167 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8168 (DTORS_SECTION_ASM_OP): New.
8169 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8170 (ASM_OUTPUT_DESTRUCTOR): Remove.
8171 * config/sparc/sol2-sld-64.h: Likewise.
8172 * config/vax/vax.c (vms_asm_out_constructor): New.
8173 (vms_asm_out_destructor): New.
8174 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8175 (ASM_OUTPUT_DESTRUCTOR): Remove.
8176 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8178 * doc/tm.texi (@node Initialization): Update.
8180 2001-08-09 Richard Henderson <rth@redhat.com>
8182 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8183 (__do_global_dtors_aux): Use gp-relative static data to avoid
8184 one dynamic relocation.
8185 (__do_frame_setup): Register Java classes.
8186 * config/alpha/crtend.asm (__JCR_END__): New.
8188 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8190 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8191 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8192 (GEN, STAGESTUFF): Add new files.
8193 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8194 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8195 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8196 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8197 as well as insn-codes.h and insn-flags.h in config.h; and no
8198 extra headers in tconfig.h and hconfig.h.
8200 * gencodes.c: Eliminate code to generate predicate declarations
8201 or #defines for md-file constants.
8202 * genconstants.c, genpreds.c: New files.
8204 * i386.md: Re-order guard expressions such that TARGET_64BIT
8205 comes first, when this permits better optimization. Add
8206 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8207 why this is desirable.
8209 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8211 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8212 (find_fde_for_dso): Remove.
8213 (_Unwind_IteratePhdrCallback): New.
8214 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8215 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8217 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8219 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8220 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8222 2001-08-09 Graham Stott <grahams@redhat.com>
8224 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8225 (vis_no_unit): Use it.
8226 (visualize_no_unit): Add the insn only if room exists.
8228 2001-08-09 Graham Stott <grahams@redhat.com>
8230 * predict.c (estimate_probability): Replace magic numbers with
8231 appropriate enumeration.
8233 2001-08-09 Graham Stott <grahams@redhat.com>
8235 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8237 (EXTRACT_FLAGS): Likewise.
8239 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8241 * config/mips/mips.c (mips_legitimate_address_p): Check for
8242 CONST_INT in last patch.
8244 2001-08-08 Anthony Green <green@redhat.com>
8246 * java/class.c (emit_register_classes): Use assemble_jcr if
8247 possible. Keep the original mechanism as a fallback.
8248 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8249 and weak symbol support.
8250 * crtstuff.c (__JCR_LIST__): Define.
8251 (__JCR_END__): Define.
8252 (_Jv_RegiserClasses): Define weak symbol if possible.
8253 (__do_global_ctors_aux): Register classes for ELF targets with
8254 weak symbol support.
8256 2001-08-08 Kazu Hirata <kazu@hxi.com>
8258 * dbxout.c: Fix comment formatting.
8259 * dependence.c: Likewise.
8261 * diagnostic.c: Likewise.
8262 * dominance.c: Likewise.
8263 * doprint.c: Likewise.
8264 * dwarf2out.c: Likewise.
8265 * dwarfout.c: Likewise.
8266 * emit-rtl.c: Likewise.
8267 * except.c: Likewise.
8268 * explow.c: Likewise.
8269 * expmed.c: Likewise.
8272 * fold-const.c: Likewise.
8273 * function.c: Likewise.
8275 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8277 * global.c (retry_global_alloc): Avoid shadowing allocno.
8279 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8281 * except.c (remove_fixup_regions): Fix typo.
8283 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8285 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8286 unsigned HOST_WIDE_INT to avoid warning.
8287 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8288 * flow.c (set_block_for_new_insns): Likewise.
8290 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8292 * sibcall.c (return_value_pseudo): New static variable.
8293 (skip_copy_to_return_value): Handle return_value_pseudo.
8294 (call_ends_block_p): Ensure that return_value_pseudo is set.
8295 (optimize_sibling_and_tail_recursive_call): Discover the
8296 load of pseudo return value in alternate exit block.
8298 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8300 * calls.c (ECF_ALWAYS_RETURN): New constant.
8301 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8302 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8303 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8304 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8305 * rtl.c (reg_note_name): New name.
8306 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8308 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8310 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8312 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8314 * alias.c (get_alias_set): Return a previously calculated
8315 alias set for a VAR_DECL.
8316 * function.c (gen_mem_addressof): Calculate the alias set before
8319 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8321 * predict.def: Set hitrates according our experimental run.
8323 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8325 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8327 2001-08-08 H.J. Lu <hjl@gnu.org>
8329 * config/mips/mips.c (mips_unique_section): New. Copied from
8332 * config/mips/mips-protos.h (mips_unique_section): New
8335 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8337 * config/mips/little.h: New. Generic little endian mips
8338 targets. Only mips*-*-linux* is converted to use it so far.
8340 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8341 (WCHAR_TYPE): Defined
8342 (WCHAR_TYPE_SIZE): Likewise.
8343 (INIT_SUBTARGET_OPTABS): Likewise.
8344 (BSS_SECTION_ASM_OP): Likewise.
8345 (SBSS_SECTION_ASM_OP): Likewise.
8346 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8347 (ASM_DECLARE_OBJECT_NAME): Likewise.
8348 (UNIQUE_SECTION): Likewise.
8349 (EXTRA_SECTIONS): Likewise.
8350 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8351 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8352 (ASM_OUTPUT_DEF): Likewise.
8353 (HANDLE_SYSV_PRAGMA): Removed.
8354 (NO_IMPLICIT_EXTERN_C): Likewise.
8355 (TARGET_MEM_FUNCTIONS): Likewise.
8356 (STARTFILE_SPEC): Likewise.
8357 (ENDFILE_SPEC): Likewise.
8358 (LIB_SPEC): Likewise.
8359 (INVOKE__main): Likewise.
8360 (CTOR_LIST_BEGIN): Likewise.
8361 (CTOR_LIST_END): Likewise.
8362 (DTOR_LIST_BEGIN): Likewise.
8363 (DTOR_LIST_END): Likewise.
8364 (SET_ASM_OP): Likewise.
8365 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8366 (ASM_OUTPUT_DEF): Likewise.
8367 (ASM_OUTPUT_IDENT): Likewise.
8369 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8370 (CPLUSPLUS_CPP_SPEC): Likewise.
8371 (ASM_APP_ON) Redefine only if not defined.
8372 (ASM_APP_OFF): Likewise.
8373 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8374 (ASM_OUTPUT_IDENT): Likewise.
8376 * config.gcc: Update tm_file for Linux/mips.
8378 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8380 * cselib.c (cselib_record_sets): If insn is predicated, turn
8381 sources into IF_THEN_ELSEs.
8383 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8384 Turn into define_insn_and_split.
8386 * sched-deps.c: Include "cselib.h".
8387 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8388 Use cselib to turn memory addresses into VALUEs.
8389 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8390 * sched-int.h (struct sched_info): New member USE_CSELIB.
8391 * sched-ebb.c (ebb_sched_info): Initialize it.
8392 * sched-rgn.c (rgn_sched_info): Likewise.
8393 * Makefile.in (sched-deps.o): Update dependencies.
8395 * cselib.h (cselib_subst_to_values): Declare.
8396 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8397 that have no value and autoincs to be handled by generating a new
8400 2001-08-08 Graham Stott <grahams@redhat.com>
8402 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8403 within fixed length SEQUENCE.
8405 2001-08-08 Graham Stott <grahams@redhat.com>
8407 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8408 (diagnostic_prefixing_rule): Likewise.
8409 (diagnostic_line_cutoff): Likewise.
8410 (diagnostic_kind_count): Likewise.
8412 2001-08-08 Graham Stott <grahams@redhat.com>
8414 * alias.c (find_base_decl): Delete redundent assignment.
8416 2001-08-08 Graham Stott <grahams@redhat.com>
8418 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8419 (abs): Uppercase and paranthesize macro parameter.
8420 (MEM_DEPENDENCY): Add whitespace.
8422 2001-08-08 Graham Stott <grahams@redhat.com>
8424 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8425 failure check for CONST_INT
8427 2001-08-08 Graham Stott <grahams@redhat.com>
8429 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8430 (libcall_dead_p): Likewise.
8432 (mark_used_regs): Constify fmt.
8433 (find_use_as_address): Likewise.
8435 2001-08-08 Graham Stott <grahams@redhat.com>
8437 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8440 2001-08-08 Graham Stott <grahams@redhat.com>
8442 * combine.c (combine_simplify_rtx): Update comment and
8443 remove erroneous test.
8445 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8447 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8448 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8449 take care to avoid multiple no-newline at EOF warnings in that
8452 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8454 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8455 (emit_library_call_value_1): Likewise.
8456 (emit_call_1): Emit REG_SETJMP note.
8457 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8459 * cselib.c (cselib_process_insn): Likewise.
8460 * flow.c (propagate_block): Likewise.
8461 * loop.c (find_and_verify_loops): Likewise.
8462 * reload.c (find_equiv_regs): Likewise.
8463 * reload1.c (reload): Likewise.
8464 * resource.c (mark_referenced_resources,
8465 mark_set_resources): Likewise.
8466 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8467 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8468 * haifa-sched.c (unlink_other_notes): Likewise.
8469 (reemit_notes): Likewise.
8470 * sched-ebb.c (sched_ebb): Likewise.
8471 * sched-rgc.c (sched_region): Likewise.
8472 * rtl.c (note_insn_name): Likewise.
8473 (reg_note_name): Add REG_SETJMP
8474 * rtl.h (reg_note): Add REG_SETJMP.
8475 (insn_note): Remove NOTE_INSN_SETJMP.
8477 * profile.c (branch_prob): Add fake edges for setjmp.
8479 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8481 * config.gcc: Quote target_cpu_default2 correctly for
8482 powerpc*-*-* targets.
8484 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8486 * cpplib.h, line-map.h: Update comments.
8487 * cppmain.c (printer_init): Move inline.
8488 (maybe_print_line, print_line): Take a map pointer.
8489 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8490 (cb_file_change): Don't use prior value of print.map.
8492 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8494 * doc/install.texi: Document fine-grained multilib configuration.
8496 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8498 * rtlanal.c (find_first_parameter_load): Call note_stores
8499 only on the instructions.
8501 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8503 * alias.c (nonlocal_mentioned_p):
8504 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8505 * calls.c (emit_call_1): Likewise.
8506 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8507 * cselib.c (cselib_process_insn): Likewise.
8508 * df.c (df_insns_modify): Likewise.
8509 * flow.c (need_fake_edge_p): Likewise.
8510 (propagate_one_insn): Likewise.
8511 * haifa-sched.c (reemit_notes): Likewise.
8512 * integrate.c (copy_insn_list): Likewise.
8513 * jump.c (delete_prior_computation): Likewise.
8514 * local-alloc.c (validate_equiv_mem): Likewise.
8515 * loop.c (scan_loop): Likewise.
8516 * predict.c (estimate_probability): Likewise.
8517 * reload.c (reload): Likewise.
8518 * sched-deps (sched_analyze): Likewise.
8519 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8520 * gcse.c (compute_hash_table): Likewise.
8521 (mark_call): Likewise.
8522 (store_killed_in_insn): Likewise.
8524 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8526 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8528 2001-08-06 Richard Henderson <rth@redhat.com>
8530 * varasm.c (assemble_gc_entry): Remove.
8531 * output.h: Likewise.
8533 2001-08-06 Richard Henderson <rth@redhat.com>
8535 * varasm.c (assemble_constructor): Take a symbol_ref and a
8536 priority instead of a bare string. Move priority handling
8537 here from cp/decl2.c.
8538 * output.h: Update decls.
8540 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8541 and assemble_destructor.
8542 * profile.c (output_func_start_profiler): Likewise.
8543 * objc/objc-act.c (finish_objc): Likewise.
8544 (build_module_descriptor): Return the symbol not the symbol name.
8546 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8548 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8549 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8550 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8551 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8552 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8553 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8555 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8557 * cpperror.c (print_containing_files): Moved to line-map.c.
8558 (print_location): line-map.c handles re-listing or otherwise.
8559 * cpphash.h (struct lexer_state): Remove next_bol.
8560 (struct cpp_buffer): Remove include_stack_listed.
8561 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8562 Remove faked buffer handling.
8563 (_cpp_do_file_change): Tweak.
8564 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8565 * cppmain.c (struct printer): Remove filename.
8566 (print_line, cb_file_change): Update accordingly.
8567 * line-map.c: Include intl.h.
8568 (init_line_maps): Initialize last_listed.
8569 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8570 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8571 (print_containing_files): New.
8572 * line-map.h (struct line_maps): New member last_listed.
8573 (print_containing_files, INCLUDED_FROM): New.
8574 * Makefile.in: Update.
8575 * po/POTFILES.in: Add line-map.c.
8577 2001-08-06 Richard Henderson <rth@redhat.com>
8579 * except.c (convert_from_eh_region_ranges_1): Never mark
8580 USE or CLOBBER insns as throwing.
8582 * expr.c (store_constructor): Don't clobber memory targets.
8584 2001-08-06 Andreas Jaeger <aj@suse.de>
8586 * profile.c (branch_prob): Remove unused variable insn.
8588 * Makefile.in (local-alloc.o): Add dependency on except.h.
8590 * local-alloc.c: Include except.h for can_throw_internal prototype.
8592 2001-08-06 Richard Henderson <rth@redhat.com>
8594 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8595 * function.c (expand_main_function): Implement it.
8596 * doc/tm.texi: Document it.
8598 2001-08-06 Stan Shebs <shebs@apple.com>
8600 * doc/install.texi: Document powerpc-*-darwin* details.
8602 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8604 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8605 (ASM_CPU_SPEC): Move back to rs6000.h
8606 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8608 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8610 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8613 * config/rs6000/linux64.h: Ditto.
8615 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8616 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8619 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8620 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8622 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8625 2001-08-05 Richard Henderson <rth@redhat.com>
8627 * local-alloc.c (update_equiv_regs): Do not move insns that
8630 2001-08-05 Jan Hubicka <jh@suse.cz>
8632 * Makefile.in (reload1.o): Add dedendancy on except.h
8633 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8635 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8636 indicating wehther edges has been cleaned up.
8637 * reload1.c: Inlucde except.h
8638 (fixup_abnormal_edges): Accept deleted insns.
8639 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8642 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8644 * cpplib.c (do_line): Correct line number after pop_buffer.
8646 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8648 PR preprocessor/3824
8649 * line-map.c: Update comments.
8650 * line-map.h: Update comments.
8651 * tradcif.y: Don't consider large numbers unsigned.
8653 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8655 PR preprocessor/3081
8656 * c-lex.c (map): New.
8657 (cb_file_change): Update map and use it.
8658 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8659 (c_lex): Update to use map.
8660 * cpperror.c (print_location): Move to using logical line numbers.
8661 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8662 (cpp_make_system_header): Similarly.
8663 (_cpp_execute_include): Stop line numbering hacks. Store the
8664 line we will return to.
8665 * cpphash.h (CPP_BUF_LINE): Remove.
8666 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8667 Add map and return_to_line.
8668 (_cpp_do_file_change): Update.
8669 * cppinit.c (cpp_start_read): Update line kludge.
8670 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8671 (trigraph_ok): Use logical line numbers for diagnostics.
8672 (skip_block_comment): Likewise.
8673 (skip_whitespace): Likewise.
8674 (skip_line_comment): Use pfile->line instead.
8675 (_cpp_lex_token): Update to use logical line numbering exclusively.
8676 Handle BOL locally. Accept new lines in directives, but keep
8677 pfile->line decremented. Diagnostics use logical lines. Update
8679 * cpplib.c (SEEN_EOL): New.
8680 (skip_rest_of_line, check_eol): Use it.
8681 (end_directive): Increase line number when accepting the newline
8682 at the end of a directive.
8683 (run_directive): Simplify.
8684 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8685 (_cpp_do_file_change): Update to take buffer line number as an
8686 argument, and store the current map in the cpp_reader. Remove
8687 line number kludges.
8688 (_cpp_do__Pragma): Restore output position after a _Pragma.
8689 (cpp_push_buffer): Don't set output line or lineno.
8690 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8691 Remove line kludge. Set output_line.
8692 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8693 (parse_arg): Use logical lines.
8694 (save_lookahead_token): Save EOFs too now.
8695 * cppmain.c (struct printer): Fix comments.
8696 (printer_init): Simplify, let caller do errors.
8697 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8698 (maybe_print_line): Simplify.
8699 (print_line): Don't print a linemarker if -P.
8700 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8701 (cb_file_change): Simplify.
8702 * line-map.h (LAST_SOURCE_LINE): Fix.
8703 (CURRENT_LINE_MAP): New.
8705 2001-08-05 Bernd Schmidt <bernds@redhat.com>
8707 * doloop.c (doloop_modify_runtime): Properly compute number of
8708 iterations if loop was unrolled.
8710 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
8711 if their CSELIB_VAL_PTRs are.
8713 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
8714 (setup_spill_pointers): Initialize it.
8715 (spill_restore_mem): Set it.
8716 (do_spill, do_restore): Use it to add REG_INC note.
8717 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
8719 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
8720 asms if other insns are available.
8722 * config/ia64/ia64.c (condop_operator): New predicate.
8723 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
8724 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
8727 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
8728 temporary register than directly using a MEM.
8730 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8732 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
8733 parameter in last change.
8735 2001-08-04 Zack Weinberg <zackw@panix.com>
8737 * sparc.md: Don't use #if inside C test expression.
8739 2001-08-04 Richard Henderson <rth@redhat.com>
8741 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
8743 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
8745 * cpphash.h (struct cpp_reader): New member directive_line.
8746 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
8747 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
8748 do_pragma): Pass line to callbacks.
8749 (start_directive): Record line of directive.
8750 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
8751 cb_include): Similarly.
8752 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
8755 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8757 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
8760 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8762 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
8764 * reload1.c (fixup_abnormal_edges): New static function.
8767 * flow.c (need_fake_edge_p): New function.
8768 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
8769 avoid call insn to be very last insn in the insn stream.
8771 * profile.c (branch_prob): Call flow_call_edges_add instead of
8772 doing that by hand; cleanup cfg to re-merge basic blocks once
8775 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8777 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
8778 are also on line-map.h.
8779 * cppfiles.c (stack_include_file): Update.
8780 * cpphash.h (struct cpp_buffer): New member return_at_eof.
8781 (_cpp_pop_buffer): New.
8782 * cppinit.c (cpp_destroy, cpp_finish): Update.
8783 (do_includes): Mark each buffer to return at EOF.
8784 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
8785 return as requested.
8786 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
8787 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
8788 * cpplib.h (cpp_pop_buffer): Remove.
8789 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
8790 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
8792 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
8794 (do_preprocessing): Update.
8795 * fix-header.c (read_scan_file): Update. No need to pop buffers.
8796 * c-parse.in (_yylex): Similarly.
8797 * scan-decls.c (scan_decls): Similarly.
8798 * line-map.h: Update comments.
8800 * objc/Make-lang.in (objc-act.o): Update dependencies.
8802 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8804 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
8805 and soft register for operand 0.
8806 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
8808 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8810 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
8811 register for operand 0.
8812 ("bitcmpqi_z_used"): Allow memory for operand 0.
8813 (split "bitcmpqi"): New split to handle address reg as operand 1.
8815 2001-08-04 Andreas Jaeger <aj@suse.de>
8817 * gcse.c: Revert Daniel's last patch.
8819 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8821 * sparc-protos.h: Add prototypes for fp_zero_operand and
8823 * sh-protos.h: Add prototype for fpul_operand.
8825 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8827 * doc/extend.texi (Other Builtins): Fix typo in last change.
8829 2001-08-03 Richard Henderson <rth@redhat.com>
8831 * target.h (gcc_target): Add asm_out.named_section,
8832 section_type_flags, have_named_sections.
8833 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
8834 (TARGET_HAVE_NAMED_SECTIONS): New.
8835 (TARGET_SECTION_TYPE_FLAGS): New.
8837 * Makefile.in (toplev.o): Depend on TARGET_H.
8838 (varasm.o, dbxout.o): Likewise.
8839 * c-common.c (decl_attributes): Check targetm.have_named_sections
8840 instead of ifdef ASM_OUTPUT_SECTION_NAME.
8841 * dbxout.c (dbxout_function_decl): Likewise.
8842 (dbxout_function_end): Likewise.
8843 * toplev.c (compile_file): Likewise.
8844 * varasm.c (exception_section): Likewise.
8845 * cp/decl2.c (finish_objects): Likewise.
8847 * defaults.h (EH_FRAME_SECTION): Remove.
8848 (EH_FRAME_SECTION_ASM_OP): Remove.
8849 (EH_FRAME_SECTION_NAME): New.
8850 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8851 (UNIQUE_SECTION_P): Remove.
8852 * dwarf2out.c (SECTION_FORMAT): Remove.
8853 (ASM_OUTPUT_SECTION): Remove.
8854 (output_call_frame_info): Use named_section_flags.
8855 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8856 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8857 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8858 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8859 (named_section_flags): New.
8860 (named_section): Use it and targetm.section_type_flags.
8861 (resolve_unique_section): New.
8862 (assemble_start_function): Use it.
8863 (asm_emit_uninitialised, assemble_variable): Likewise.
8864 (default_section_type_flags): New.
8865 (default_no_named_section, default_elf_asm_named_section): New.
8866 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8867 * output.h: Update varasm.c decls.
8868 (SECTION_*): New flags.
8870 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8871 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8873 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8874 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8875 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8876 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8877 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8878 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8879 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8880 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8881 * config/pa/pa64-hpux.h,
8883 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8884 (TARGET_ASM_NAMED_SECTION): New.
8885 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8886 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8887 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8888 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8889 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8890 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8891 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8892 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8893 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8894 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8895 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8896 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8897 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8898 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8899 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8900 * config/sparc/sysv4.h: Likewise.
8902 * config/nextstep.h: Error until named sections implemented.
8904 * config/a29k/a29k.c (a29k_asm_named_section): New.
8905 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8906 (vms_section_type_flags, vms_asm_named_section): New.
8907 * config/arm/arm.c (arm_elf_asm_named_section): New.
8908 * config/avr/avr.c (asm_output_section_name): Remove.
8909 * config/avr/avr-protos.h: Update.
8910 * config/c4x/c4x.c (c4x_asm_named_section): New.
8911 * config/h8300/h8300.c (h8300_asm_named_section): New.
8912 * config/i386/i386.c (sco_asm_named_section): New.
8913 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8914 (i386_pe_section_type_flags): New.
8915 (i386_pe_asm_named_section): New.
8916 * config/i386/i386-protos.h: Update.
8917 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8918 * config/mcore/mcore.c (mcore_asm_named_section): New.
8919 * config/mips/mips.c (iris6_asm_named_section): New.
8920 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8921 instead of UNIQUE_SECTION_P.
8922 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8923 (xcoff_asm_named_section): New.
8924 * config/sh/sh.c (sh_asm_named_section): New.
8925 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8927 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8928 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8929 (EH_FRAME_SECTION_NAME): New.
8930 (EXCEPTION_SECTION): New.
8931 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8932 (DEBUG_*_SECTION): Remove.
8933 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8934 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8935 (EH_FRAME_SECTION_ASM_OP): Remove.
8937 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8938 (ASM_OUTPUT_SECTION_NAME): Remove.
8939 (TARGET_ASM_NAMED_SECTION): New.
8940 (TARGET_HAVE_NAMED_SECTIONS): New.
8941 (TARGET_SECTION_TYPE_FLAGS): New.
8942 (EH_FRAME_SECTION_ASM_OP): Remove.
8943 (EH_FRAME_SECTION_NAME): New.
8945 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8947 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8948 for complex expressions when cfun == 0.
8949 * doc/extend.texi: Document that __builtin_constant_p can be
8950 used in data initializers as well as functions.
8952 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8954 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8955 variable I locally, instead of expecting a declaration in the
8958 2001-08-03 Richard Henderson <rth@redhat.com>
8960 * except.c (collect_one_action_chain): Add an explicit cleanup
8961 action if regions surrounding a catch were encoded entirely
8962 within the call-site entry.
8964 2001-08-03 Richard Henderson <rth@redhat.com>
8966 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8967 don't take REGNO of a non-register.
8969 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8971 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8972 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8973 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8974 (__gthread_mutex_init_function): New function for mutex initialization.
8976 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8978 * Makefile.in: Revert screwed up commit.
8980 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8982 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8983 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8984 merged by linker script to get a final _exit().
8985 (__do_global_dtors): New for destructor handling in specific exit
8987 (__do_global_ctors): New for constructors in specific install section.
8988 (__map_data_section): Map data sections before running constructors.
8989 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8990 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8991 (DTORS_SECTION_ASM_OP): Likewise.
8992 (CTORS_SECTION_FUNCTION): Define to force a reference to
8994 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8996 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8998 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9000 * Makefile.in: Add df.h to gcse.c dependencies.
9002 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9004 * varasm.c (output_constant_def_contents): Use for the length of a
9005 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9006 depending on which is larger.
9008 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9010 * gcse.c: Include df.h for use as a dataflow analyzer.
9012 Declaration of reg_set_info: gone.
9013 New df_analyzer variable used by store motion.
9014 (reg_set_info): Deleted.
9015 (mark_mem_regs): New function, analyze regs used by a mem.
9016 (store_ops_ok): Use dataflow analyzer results to determine if
9017 necessary regs are changed in the block.
9018 (find_moveable_store): Remove check for symbol ref, we can handle
9019 much more complex expressions now.
9020 (compute_store_table): Remove most of the code, it's unnecessary
9021 now that the dataflow analyzer records the info for us.
9022 (store_killed_after): Add parameter to say whether to do the
9023 store_ops_okay test, used to speed up testing when we already know
9024 the answer, and just want to know if the store itself was killed.
9025 (build_store_vector): Largely rewritten to calculate the various
9026 vectors properly, and somewhat optimized.
9027 (store_motion): Init the df_analyzer, get REG_DEF chains.
9028 Also handle trapping expressions (since mems almost always trap)
9029 (simple_mem): Redefine what a simple mem is.
9031 2001-08-03 DJ Delorie <dj@redhat.com>
9033 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9034 set from a constant part of the condition.
9036 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9038 * mkdeps.c (deps_add_default_target): Make local variable
9039 ``start'' a const char pointer.
9040 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9042 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9044 * doc/install.texi (Configuration): Fix markup.
9045 (Specific, i?86-*-udk): Likewise.
9046 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9048 Document --enable-threads and --enable-libgcj status.
9049 (Specific, mips-sgi-irix*): Canonicalize triples.
9050 (Specific, mips-sgi-irix5): Warn about problems with this config.
9051 Mention required GNU as patch.
9052 Native assembler problems are fixed.
9053 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9054 Document --enable-threads and --enable-libgcj status.
9056 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9058 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9061 2001-08-03 Richard Henderson <rth@redhat.com>
9063 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9066 2001-08-03 Richard Henderson <rth@redhat.com>
9068 * rtlanal.c (find_first_parameter_load): Stop if we
9069 reach a CODE_LABEL at BOUNDARY.
9071 2001-08-03 Richard Henderson <rth@redhat.com>
9073 * config/alpha/alpha.md (force_movdi): New insn.
9074 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9075 Tweek FRP marking of VMS prologue insns.
9076 * config/alpha/vms.h (EPILOGUE_USES): New.
9078 2001-08-02 Richard Henderson <rth@redhat.com>
9080 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9082 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9084 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9085 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9086 config/convex/convex.h, config/d30v/d30v.c,
9087 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9088 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9089 config/mips/mips.h, config/mn10200/mn10200.h,
9090 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9091 config/v850/v850.h, config/vax/openbsd.h,
9092 config/vax/openbsd1.h, config/vax/ultrix.h,
9093 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9094 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9095 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9096 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9097 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9098 in comments and documentation.
9100 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9104 * Makefile.in (line-map.o): New.
9105 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9106 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9107 * cpperror.c (print_containing_files): Similarly.
9108 (print_location): Update. Don't output a space before _Pragma.
9109 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9110 (stack_include_filee, cpp_make_system_header): Update.
9111 (_cpp_execute_include): Get logical line number right for calling
9112 as-yet-unterminated #include.
9113 * cpphash.h (struct cpp_reader): Add line_maps.
9114 (_cpp_do_file_change): Update.
9115 * cppinit.c (cpp_create_reader): Initialize line maps.
9116 (cpp_destroy): Destroy line maps.
9117 (cpp_start_read): Get logical line number right.
9118 * cpplex.c (parse_string): Only warn once for multi-line strings.
9119 Use boolean variable for null warning.
9120 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9122 (do_include_common): End the directive early.
9123 (do_line): Don't warn about out-of-range lines in preprocessed
9124 source. Update. Remove unused variables.
9125 (_cpp_do_file_change): Update for new line mapping.
9126 (pragma_cb): New typedef.
9127 (cpp_register_pragma): Stop looking ahead before calling the
9129 (do_pragma_system_header): End directive early.
9130 (cpp_get_line_maps): New.
9131 (cpp_pop_buffer): Fudge logical line. Update.
9132 * cpplib.h: Include line-map.h
9133 (enum cpp_fc_reason): Remove.
9134 (struct cpp_file_change): Update.
9135 (cpp_get_line_maps): New.
9136 * cppmain.c (struct_printer): New member map.
9137 (cb_file_change): Update for new mappings.
9138 * fix-header.c (cb_file_change): Similarly.
9140 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9142 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9143 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9145 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9147 * config/vax/vax.c: include expr.h.
9149 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9151 * Makefile.in ($(srcdir)/configure): Only rebuild in
9153 ($(srcdir)/config.in): Only define in maintainer mode.
9154 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9156 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9158 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9160 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9162 * gcc.c (set_collect_gcc_options): New function, split out from
9164 Ignore elided switches.
9165 (do_spec_1): Invoke before executing command.
9166 (set_input): Export.
9167 Move declaration ...
9168 * gcc.h (set_input): ... here.
9169 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9172 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9175 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9177 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9179 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9181 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9182 for the unnamed instructions it expands to.
9184 2001-08-02 Richard Henderson <rth@redhat.com>
9186 * regclass.c (call_really_used_regs): Conditionally define.
9187 (init_reg_sets_1): Don't use it if not defined.
9188 (fix_register): Similarly, don't set it.
9190 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9192 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9193 Correct comment that had been missed in the previous change.
9195 2001-08-01 Stan Shebs <shebs@apple.com>
9197 * config/darwin.c (machopic_stub_name): Try matching by name.
9198 (update_stubs): New function.
9199 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9202 2001-08-01 Richard Henderson <rth@redhat.com>
9204 * except.c (output_function_exception_table): Use assemble_align.
9205 * varasm.c (assemble_eh_label): Remove.
9206 (assemble_eh_align, assemble_eh_integer): Remove.
9208 2001-08-01 Robert Lipe <robertl@caldera.com>
9210 * dwarfout.c: Remove reference to README.DWARF.
9212 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9214 * regclass.c (call_really_used_regs): New array for registers which
9215 are actually used by a call.
9216 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9218 (fix_register): Set call_really_used too.
9219 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9220 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9222 2001-08-01 Richard Henderson <rth@redhat.com>
9224 * read-rtl.c (read_name): Consider \r whitespace.
9226 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9228 * config.gcc: Recognize powerpc-*-netbsd*.
9230 * doc/install.texi (Host/target specific installation notes for
9231 GCC): Mention powerpc-*-netbsd*.
9233 * config/rs6000/netbsd.h: New file.
9234 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9235 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9236 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9237 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9238 (TARGET_VERSION): Redefine.
9240 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9241 mcall-netbsd as a match for mcall-sysv.
9242 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9243 (ncrti.S, ncrtn.S): New targets.
9244 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9246 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9247 "netbsd' as a V4 ABI.
9248 (ASM_SPEC): Check for -mcall-netbsd.
9249 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9250 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9251 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9252 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9253 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9254 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9255 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9257 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9258 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9260 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9262 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9263 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9264 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9265 including "unwind-pe.h".
9267 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9269 * rs6000.md (define_splits): Kill unused constraints.
9271 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9272 Jan Hubicka <jh@suse.cz>
9274 * function.c (thread_prologue_and_epilogue_insns): Kill code
9275 dealing with non-existent CFG.
9277 2001-08-01 Kazu Hirata <kazu@hxi.com>
9279 * alias.c: Fix comment formatting.
9280 * bitmap.c: Likewise.
9281 * builtins.c: Likewise.
9282 * calls.c: Likewise.
9283 * c-common.c: Likewise.
9284 * c-decl.c: Likewise.
9285 * c-dump.c: Likewise.
9286 * c-lex.c: Likewise.
9287 * collect2.c: Likewise.
9288 * combine.c: Likewise.
9289 * conflict.c: Likewise.
9290 * cppfiles.c: Likewise.
9291 * cppinit.c: Likewise.
9292 * cpplex.c: Likewise.
9293 * cpplib.c: Likewise.
9294 * cppmacro.c: Likewise.
9295 * cppspec.c: Likewise.
9296 * c-pragma.c: Likewise.
9297 * crtstuff.c: Likewise.
9299 * cselib.c: Likewise.
9300 * c-semantics.c: Likewise.
9301 * c-typeck.c: Likewise.
9303 2001-08-01 H.J. Lu <hjl@gnu.org>
9305 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9307 2001-08-01 H.J. Lu <hjl@gnu.org>
9309 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9311 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9313 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9314 contextualizing Objective-C class name lookup by the lexer.
9315 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9317 (protocoldef): Add support for forward @protocol declarations.
9318 (yylexname): Suppress ObjC class name lookup in certain contexts;
9319 re-enable after lookup is complete.
9320 (_yylex): Re-enable ObjC class name lookup when certain
9321 punctuation marks are seen.
9323 * objc/objc-act.c (check_protocol_recursively): New function used
9324 for finding circular dependencies in protocols.
9325 (objc_declare_protocols): New function for handling forward
9326 @protocol declarations.
9327 (receiver_is_class_object): Detect the case when 'self' is used
9328 inside of a class method.
9329 (build_message_expr): Issue a warning if class method is desired
9330 but instance method is found instead.
9331 (conforms_to_protocol): Streamline.
9332 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9333 protocol Foo, even if 'Bar foo' does not.
9334 (check_protocols): Streamline.
9335 (start_protocol): Add checks for circular and duplicate protocol
9337 (encode_aggregate_within): For typedefs of structs, encode the
9339 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9340 (objc_declare_protocols): New prototype.
9342 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9344 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9345 * cpplex.c (handle_newline): Update prototype. Maintain logical
9347 (skip_escaped_newlines, skip_block_comment, parse_string):
9349 (_cpp_lex_token): Update, and store token position within the token.
9350 * cpplib.h (struct cpp_token): Add line and column entries.
9351 * cppmacro.c (replace_args): Position stringified tokens correctly.
9353 2001-08-01 Andreas Jaeger <aj@suse.de>
9355 * basic-block.h: Add prototype for last_loop_beg_note.
9357 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9359 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9360 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9362 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9363 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9364 expand_decl_cleanup.
9365 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9367 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9368 operand while calling simple_cst_equal.
9369 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9370 operand is the cleanup expression, the third is the RTL_EXPR.
9371 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9373 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9375 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9377 2001-07-31 matthew green <mrg@eterna.com.au>
9379 * config.gcc (i386-*-netbsdelf): New description.
9380 * config/i386/netbsd-elf.h: New file.
9382 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9384 * loop.c (check_dbra_loop): Use single_set to compute
9387 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9389 PowerPC reorg and support for powerpc64-*-linux*.
9391 Also fixes emitting of constants on 32 bit and 64 bit
9394 * config.gcc: powerpc64-*-linux* is a new target.
9395 Things that needed aix.h now also include xcoff.h
9397 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9399 Move AIX specific stuff into aix.h.
9400 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9401 with more than just XCOFF now.
9402 (SET_ASM_OP): Remove, now defined where needed.
9403 (FUNCTION_PROLOGUE): New macro definition.
9404 (FUNCTION_EPILOGUE): New macro definition.
9405 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9407 * config/rs6000/xcoff.h: New file.
9409 * config/rs6000/linux64.h: New file.
9411 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9413 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9415 * rs6000.c (print_operand_address): Handle ELF syntax.
9416 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9417 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9418 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9420 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9422 * rs6000.c (rs6000_override_options): Only disable
9423 flag_function_sections for XCOFF.
9424 (exact_log2_cint_operand): New predicate.
9425 (reg_or_{add,sub}_cint64_operand): New predicates.
9426 (add_operand): Compare CONST_INT with fewer function calls.
9427 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9428 (print_operand, case 'p'): Ensure positive operand.
9429 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9430 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9431 (PREDICATE_CODES): Add new predicates.
9432 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9433 (divsi3, modsi3): Ensure positive power-of-2.
9434 (adddi3): Use new predicate. Split 32-bit constants more
9435 correctly. Re-arrange splitter to handle any constant.
9436 (subdi3): Use new predicate.
9437 (divdi3, moddi3): Ensure positive power-of-2.
9438 (movdi): Use rs6000_emit_set_const.
9439 (load_toc_v4_pic_di): Delete.
9441 2001-07-31 Graham Stott <grahams@redhat.com>
9443 * function.c (pad_below): Revert 2001-07-26 patch.
9445 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9447 * reg-stack (convert_regs_1): Fix best edge condition.
9449 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9451 * jump.c (duplicate_loop_exit_test): Better test for jumps
9452 entering the loop; create loop pre_header.
9454 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9456 * doc/install.texi: Add s390 and s390x as new targets.
9457 * doc/invoke.texi: Add documentation of S/390 and zSeries
9459 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9461 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9463 * config/m68k/m68k.md: Replace all general_operand with
9464 nonimmediate_operand for all destinations.
9465 * config/m68k/m68k.c (not_sp_operand): Likewise.
9467 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9469 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9471 2001-07-30 Richard Henderson <rth@redhat.com>
9473 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9474 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9476 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9478 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9479 Add missing doc strings
9480 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9481 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9483 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9485 * i386.c (ix86_output_main_function_alignment_hack): New function.
9486 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9488 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9489 edges by EDGE_DFS_BACK flag.
9490 (dump_edge_info): Add dfs_back flag.
9491 * basic-block.h (EDGE_DFS_BACK): New constant.
9492 (mark_dfs_back_edges): Declare.
9493 * alias.c (loop_p): Remove.
9494 (mark_constant_function): Use mark_dfs_back_edges.
9496 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9497 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9498 (compensate_edge): Break out from ...
9499 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9500 (convert_regs_2): Set block_done once block is really done;
9501 Do updating of the predecesors counts.
9503 * toplev.c (rest_of_compilation): Recompute block_for_insn
9504 before post-reload cfg_cleanup.
9505 * function.c (thread_prologue_epilogue_insns):
9506 Call set_block_for_new_insns when emitting prologue directly.
9508 2001-07-30 Andreas Jaeger <aj@suse.de>
9510 * jump.c: Add prototype for mark_modified_reg.
9512 * cse.c (set_live_p): Add unused attribute.
9514 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9516 (scan_for_source_files): Use long for count to avoid overflow.
9517 (output_data): Likewise.
9518 (output_data): Don't use string concatatenation to silence gcc
9521 * predict.c: Fix typos and grammar.
9523 * gcse.c (insert_insn_end_bb): Remove unused variables.
9525 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9527 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9528 (attempt_auto_inc): LIkewise.
9529 (mark_used_reg): Likewise.
9530 (try_pre_increment_1): Likewise.
9531 * regclass.c (regclass): Likewise.
9532 * global.c (allocno_compare): Update comment; change scaling factor.
9533 * local-alloc.c (QTY_CMP_PRI): Likewise.
9534 * regs.h (REG_FREQ_FROM_BB): New.
9535 (REG_FREQ_MAX): Likewise.
9537 2001-07-30 H.J. Lu <hjl@gnu.org>
9539 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9542 2001-07-30 H.J. Lu (hjl@gnu.org)
9544 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9545 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9546 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9548 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9550 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9551 as -mthumb-interwork when -mcpu=arm7 is specified.
9553 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9555 * predict.def (noreturn, loop branch, loop exit): Mark as first
9558 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9560 * combine.c (try_combine): Avoid barrier after noop jumps.
9562 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9564 * cpphash.h (struct cpp_reader): Remove import_warning.
9565 * cpplib.c (skip_rest_of_line): Don't bother turning off
9567 (parse_include): Move include handling to...
9568 (do_include_common): ... here. Move import warning from...
9569 (do_import): ... here.
9570 (do_pragma_poison): Don't do a callback for poison identifiers.
9571 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9572 * cppmain.c (setup_callbacks): Similarly.
9574 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9576 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9577 handle multiple sets.
9578 * except.c (sjlj_mark_call_sites): .... here.
9579 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9581 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9583 Suggested by Richard Henderson and Richard Kenner:
9584 * combine.c (recog_for_combine): Use the fake recog
9585 only if instruction does not match.
9586 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9587 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9589 * combine.c (try_combine): Discover noop jump as direct jump.
9591 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9593 * df.c (df_rd_global_compute): Add successors to worklist, not
9595 (df_ru_global_compute): Ditto.
9597 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9599 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9600 increment REG_N_SETS.
9602 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9604 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9606 * sbitmap.c (sbitmap_a_xor_b): New function.
9607 ifdef the basic block stuff on IN_GCC.
9609 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9611 * cppexp.c (parse_defined): Always record the macro name.
9612 (lex): Don't worry about identifiers, or special-case
9614 (_cpp_parse_expr): Figure out at the end of the routine
9615 whether we saw a valid !defined() expression.
9616 * cppfiles.c (stack_include_file): Update for mi_valid.
9617 (_cpp_pop_file_buffer): Similarly.
9618 * cpplex.c (_cpp_lex_token): Similarly.
9619 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9620 mi_if_not_defined, mi_lexed): Remove.
9622 * cpplib.c (do_if): Simplify.
9623 (do_endif, push_conditional, _cpp_handle_directive): Update
9624 for renaming of mi_state to mi_valid.
9626 * cpp.texi: Add index entries for digraphs, and add comment
9627 that C++ refers to them as alternative tokens.
9629 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9631 * basic-block.h (CLEANUP_PRE_LOOP): New.
9632 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9633 * sibcall.c (optimize_sibling_calls): Likewise.
9634 * toplev.c (rest_of_compilation): Likewise.
9635 * flow.c (try_forward_edges): Take argument MODE;
9636 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9637 (try_optimize_cfg): Update call of try_forward_edges.
9639 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9640 Jan Hubicka <jh@suse.cz>
9642 * (validate_replace_rtx_1): Fix simplification of MINUS.
9644 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9646 PR preprocessor/3669
9647 * cppinit.c (init_dependency_output): Turn off dump requests
9648 if sending dependencies to stdout.
9650 2001-07-28 Richard Henderson <rth@redhat.com>
9652 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9655 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9657 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9659 2001-07-28 Kazu Hirata <kazu@hxi.com>
9661 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9662 is VAR_DECL first to prevent an ICE.
9664 2001-07-28 Richard Henderson <rth@redhat.com>
9666 * varasm.c (immed_real_const_1): Don't elide special cases for
9668 (clear_const_double_mem): Clear const_tiny_rtx too.
9670 2001-07-28 Richard Henderson <rth@redhat.com>
9672 * dwarf2out.c (dw_val_class_offset): New.
9673 (struct dw_ranges_struct, dw_ranges_ref): New.
9674 (ranges_table, ranges_table_allocated): New.
9675 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9676 (add_AT_offset, add_ranges, output_ranges): New.
9677 (print_die, output_die): Handle dw_val_class_offset.
9678 (attr_checksum, size_of_die, value_format): Likewise.
9679 (gen_lexical_block_die): Handle non-contiguous blocks.
9680 (gen_block_die): Likewise.
9681 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9682 if needed. Dump the ranges table.
9683 * final.c (final_start_function): Remove unnecessary notes and
9684 rebuild the block tree before numbering the blocks.
9685 * function.c (reorder_blocks_0): Walk the existing block tree
9686 to unmark all blocks.
9687 (reorder_blocks_1): Create block fragments when duplicate block
9689 (reorder_fix_fragments): New.
9690 (reorder_blocks): Call it.
9691 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9693 2001-07-28 Richard Henderson <rth@redhat.com>
9695 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9697 2001-07-28 Richard Henderson <rth@redhat.com>
9699 * flow.c (add_to_mem_set_list): New function.
9700 (init_propagate_block_info): Use it.
9701 (mark_set_1): Likewise.
9702 (insn_dead_p): Canonicalize memory address for dead store
9703 comparison. Allow wider mode stores to kill narrower mode stores.
9704 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9705 (invalidate_mems_from_set): Don't handle MEMs.
9707 2001-07-28 Kazu Hirata <kazu@hxi.com>
9709 * config/h8300/h8300.h: Fix formatting.
9711 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9713 * basic-block.h (EDGE_FREQUENCY): New macro.
9714 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
9716 * flow.c (find_sub_basic_blocks): Likewise.
9717 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
9718 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
9720 * predict.c (DEF_PREDICTOR): New argument FLAGS.
9721 (HITRATE): New macro.
9722 (PRED_FLAG_FIRST_MATCH): New constant.
9723 (predictor_info): New field flgags.
9724 (combine_predictions_for_insn): Use DS theory to combine
9725 probabilities; set the edge probabilities when finished.
9726 (estimate_probability): Avoid duplicated matches
9727 of LOOP_BRANCH heuristics for nested loops; update comment.
9728 * predict.def: Add flags for each prediction, set probabilities
9729 according to B&L paper.
9730 * predict.h (DEF_PREDICTOR): New argument FLAGS.
9732 * profile.c (compute_branch_probabilities): Cleanup way the edge
9733 probabilities are computed and REG_BR_PROB notes are dropped; if
9734 values does not match, emit error.
9735 (init_branch_prob): Do error instead of warning when profile driven
9736 feedback is missing or corrupt.
9738 2001-07-27 DJ Delorie <dj@redhat.com>
9740 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
9741 against a constant, try to adjust the compare to have the desired
9742 constant in it so that min/max optimizations happen more often.
9744 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9746 * flow.c (last_loop_beg_note): New function.
9747 (redirect_edge_and_branch): Use it.
9748 (split_edge): Likewise.
9750 * alias.c (loop_p): Avoid uninitialized memory access.
9752 * flow.c (try_forward_edges): Avoid accessing freed memory.
9754 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
9757 2001-07-26 Andrew Haley <aph@redhat.com>
9758 Joern Rennecke <amylaar@redhat.com>
9760 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
9761 (SUBTARGET_CPP_ENDIAN_SPEC): New.
9762 (SUBTARGET_CPP_SPEC): New.
9764 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
9765 (SUBTARGET_CPP_PTR_SPEC): New.
9766 (CPP_DEFAULT_CPU_SPEC): New.
9767 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
9768 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9769 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
9770 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9771 (SUBTARGET_CPP_SPEC): Define as an empty string.
9773 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9775 * doc/install.texi (Configuration): Properly link the host
9776 specific instructions also when generating HTML.
9778 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
9780 * flow.c (redirect_edge_and_branch_force): Test
9781 target->global_live_at_start.
9783 2001-07-26 Richard Henderson <rth@redhat.com>
9785 * simplify-rtx.c (avoid_constant_pool_reference): Export.
9786 * rtl.h (avoid_constant_pool_reference): Declare it.
9787 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
9788 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
9790 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9792 * rtl.h (cleanup_barriers): Declare.
9793 * jump.c (cleanup_barriers): New function.
9794 * toplev.c (rest_of_compilation): Call cleanup_barriers
9795 before loop optimizer and after bb_reorder.
9797 * flow.c (back_edge_of_syntactic_loop_p): New.
9798 (split_edge): Use it.
9800 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9802 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
9804 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
9806 * cse.c (cse_process_notes): Replace any registers if the address
9809 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
9811 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
9812 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
9813 (propagate_block): Update prototype.
9814 * flow.c (update_life_info): Simplify the CFG and
9815 recalculate the global regs which are alive when
9816 removing dead code during a global update.
9817 (propagate_block): Return non-zero if an INSN is
9820 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9822 * Makefile.in (LIBICONV): Define.
9824 2001-07-26 Catherine Moore <clm@redhat.com>
9826 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
9827 of conditional to avoid tree checking errors.
9829 2001-07-26 Kazu Hirata <kazu@hxi.com>
9831 * regmove.c (regmove_optimize): Don't replace a reg with
9832 another reg of a different mode.
9834 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
9836 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
9837 limit length of dependency flush list.
9838 * params.h (MAX_PENDING_LIST_LENGTH): Define.
9839 * sched-int.h (struct deps): Add pending_flush_length field.
9840 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
9841 has 1 element in it.
9842 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
9843 (sched_analyze): After a jump, if the pending memory flush list is too
9844 large, flush the pending lists.
9845 (init_deps): Initialize pending_flush_length to 0.
9846 * doc/invoke.texi (max_pending_list_length): Document parameter.
9848 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9850 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9851 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9852 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9854 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9856 * cpphash.h (struct_lexer_state): Delete was_skipping.
9857 Move skipping here from struct cpp_reader.
9858 * cpplex.c (parse_identifier): Update.
9859 (_cpp_lex_token): Don't skip tokens in a directive.
9860 * cpplib.c (struct if_stack): Update.
9861 (start_directive, end_directive): Don't change skipping state.
9862 (_cpp_handle_directive): Update.
9863 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9864 (do_else, do_endif): Update; only check for excess tokens if not
9865 in a skipped conditional block.
9866 (push_conditional): Update for new struct if_stack.
9868 2001-07-26 Graham Stott <grahams@redhat.com>
9870 * function.c (locate_and_pad_parm): Also pad initial offset
9871 so that the total argument size also includes the padding.
9873 2001-07-26 Graham Stott <grahams@redhat.com>
9875 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9876 change XSTR to XTMPL.
9878 (process_one_cond_exec): Likewise
9880 2001-07-25 Richard Henderson <rth@redhat.com>
9882 * varasm.c (assemble_variable): Create DECL_RTL before setting
9885 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9887 * predict.c (estimate_probability): Avoid duplicated predictions.
9889 * loop.c (find_and_verify_loops): Grok multiple barriers.
9891 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9893 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9895 * dbxout.c: Consistently use putc instead of fputc.
9896 (print_wide_int): New function; call instead of direct fprintf.
9897 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9898 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9899 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9900 (print_int_cst_octal): Likewise.
9901 (print_octal): Show we wrote characters.
9902 (dbxout_type): Set have_used_extensions in more places.
9904 2001-07-25 Catherine Moore <clm@redhat.com>
9906 * config/v850/v850.c (v850_va_arg): Use addr
9907 instead of valist to build incr.
9909 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9911 * flow.c (delete_dead_jumptables): New function.
9912 (life_analyzis): Call it.
9913 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9916 2001-07-25 Richard Henderson <rth@redhat.com>
9918 * except.c (reachable_handlers): Handle a region being removed
9919 out from under a RESX.
9921 2001-07-25 Richard Henderson <rth@redhat.com>
9923 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9924 swap GE/GT if it is an fp comparison.
9926 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9928 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9931 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9933 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9934 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9937 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9939 (visit_expression): When attempting to simplify an expression,
9940 retrieve any modes for arguments before they are simplified
9943 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9944 Janis Johnson <janis@us.ibm.com>
9946 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9947 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9948 pointer parameters to match documented usage of nonlocal_goto.
9949 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9950 parameters to their correct order.
9951 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9952 parameters to their correct order.
9954 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9956 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9958 2001-07-25 Jan Hubicka <jh@suse.cz>
9959 Richard Henderson <rth@redhat.com>
9961 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9963 (make_edges): New argument update_p; populate the edge cache if set.
9964 (find_basic_blocks): Update make_edges invocation.
9966 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9968 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9970 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9972 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9973 -Acpu and -Amachine.h.
9974 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9975 Corrected header to say ELF not a.out.
9976 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9977 when given -msoft-float.
9979 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9981 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9982 extra multilib parts like arm-elf.
9983 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9984 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9985 crtfini.o as extra multilib parts.
9987 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9989 * configure.in: Add rtems as a supported thread model.
9990 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9991 * configure: Rebuilt.
9993 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9995 * stor-layout.c (get_mode_alignment): make it work when
9996 BITS_PER_UNIT is not a power of two.
9997 * builtins.c (get_pointer_alignment): Likewise.
9999 2001-07-24 Richard Henderson <rth@redhat.com>
10001 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10002 the retrieved constant into the expected mode.
10004 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10006 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10007 (verify_flow_info): Check for duplicated edges; clarify
10010 * flow.c (block_label): Update basic_block_for_insn.
10011 (commit_edge_insertions): Call compute_bb_for_insn.
10013 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10016 * flow.c (redirect_edge_and_branch,
10017 try_optimize_cfg): Use redirect_edge_succ_nodup
10018 (redirect_edge_succ_nodup): New.
10019 * basic_block.h (redirect_edge_succ_nodup): Declare.
10021 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10024 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10026 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10027 (try_crossjump_to_edge): Update commetns.
10028 (try_crossjump_bb): Likewise.
10030 2001-07-24 Richard Henderson <rth@redhat.com>
10032 * combine.c (distribute_notes): Move set of need_refresh
10033 for noop_move_p down to catch all cases.
10035 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10037 * recog.c (split_all_insns_noflow): New.
10038 * rtl.h (split_all_insns_noflow): Declare.
10039 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10040 * m68hc11.c (m68hc11_reorg): Likewise.
10041 * sh.c (machine_dependent_reorg): Likewise.
10042 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10045 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10047 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10048 (ashlsi3_n splitter): Likewise.
10049 (lshrsi3_n splitter): Likewise.
10051 (GOTaddr2picreg): Make const SImode.
10052 (sym_label2reg): Likewise.
10053 (symGOT2reg): Likewise.
10054 (symGOTOFF2reg) Likewise.
10056 (casesi_worker_0): Make unspec SImode.
10058 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10060 * config/sh/sh.c (barrier_align): Check that an operand really is
10061 an insn before extracting its INSN_CODE.
10063 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10065 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10068 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10069 for SImode to prevent overflow.
10071 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10073 * config/mips/irix6-libc-compat.c: New file.
10074 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10075 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10076 passing workaround.
10078 2001-07-24 lars brinkhoff <lars@nocrew.org>
10080 * rtl.texi (REG_POINTER): Document.
10081 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10082 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10084 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10086 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10088 2001-07-23 Richard Henderson <rth@redhat.com>
10090 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10092 2001-07-23 Kazu Hirata <kazu@hxi.com>
10094 * config/h8300/h8300-protos.h: Add a prototype for
10095 general_operand_dst_push.
10096 * config/h8300/h8300.c (general_operand_dst_push): New.
10097 * config/h8300/h8300.h (OK_FOR_T): New.
10098 (EXTRA_CONSTRAINT): Use it.
10099 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10100 the existing movqi pattern.
10101 (movhi_push): Likewise.
10103 * reload.c: Fix comment typos.
10105 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10107 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10109 2001-07-23 H.J. Lu (hjl@gnu.org)
10111 * doc/extend.texi: Update __builtin_return_address and
10112 __builtin_frame_address.
10114 2001-07-23 Richard Henderson <rth@redhat.com>
10116 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10118 * config/i386/i386.md: New setcc+movzbl peephole2.
10120 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10122 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10123 * objc/objc-act.c: Include debug.h.
10124 (synth_module_prologue): Save and restore debug hooks too.
10126 2001-07-23 lars brinkhoff <lars@nocrew.org>
10128 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10129 and C4X_FLOAT_FORMAT.
10130 (BOOL_TYPE_SIZE): Document.
10132 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10134 * unroll.c (loop_iterations): Fix miscalculation of initial
10137 2001-07-13 Andrew Haley <aph@redhat.com>
10139 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10140 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10141 * config/sh/sh.c (sh_can_redirect_branch): New function.
10142 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10143 * reorg.c (steal_delay_list_from_target): Use
10144 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10146 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10148 * flow.c (try_simplify_condjump): Unlink insn chain on
10149 fallthru edge; use can_fallthru.
10151 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10153 * basic-block.h (find_sub_basic_block): Declare.
10154 * flow.c (make_edges): New arguments MIN and MAX;
10155 (find_sub_basic_blocks): Revamp to use make_edges
10156 and purge_dead_edges.
10157 (find_basic_blocks): Update call of find_sub_basic_block.
10159 * recog.c (split_all_insns): Always expect CFG to be consistent;
10160 call find_sub_basic_blocks in case something has changed.
10161 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10164 * basic-block.h (delete_noop_moves): Declare.
10165 * combine.c (combine_instructions): Call it.
10166 (recog_for_combine): Tolerate noop moves
10167 (distribute_notes): Force refresh when register dies at noop move.
10168 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10170 (life_analysis): Update delete_noop_moves call.
10171 (set_noop_p): Move too ...
10172 * rtlanal.c (noop_move_p): ... here.
10173 * rtl.h (noop_move_p): Declare.
10175 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10176 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10178 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10179 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10181 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10183 * reload.c (push_reload): Fix typo in comment.
10184 (find_reloads_address): Ditto.
10185 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10187 2001-07-22 Richard Henderson <rth@redhat.com>
10189 * flow.c: Grammar check and clarify a lot of comments.
10190 (try_simplify_condjump): Rename variables to be clearer.
10191 (try_forward_edges): Skip complex and fallthru edges.
10192 Rearrange tests to avoid duplicate checks.
10193 (flow_find_cross_jump): Likewise.
10194 (outgoing_edges_match): Allow match if neither branch has
10195 probability data. Loosen probability match to 5%.
10196 (try_crossjump_to_edge): Hoist repeated indirection into
10198 (try_crossjump_bb): Don't check complex edges. Eliminate
10199 redundant crossjump tests.
10200 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10201 checks before more expensive checks.
10203 2001-07-22 Richard Henderson <rth@redhat.com>
10205 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10206 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10209 2001-07-22 Richard Henderson <rth@redhat.com>
10211 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10212 (const_sint32_operand): Likewise.
10213 * m68k.md (anon mulsi pattern): Use const_int_operand not
10214 const_sint32_operand.
10215 (umulsi3_highpart): Zero extend a constant input.
10216 (smulsi3_highpart): Don't bother checking SImode constant.
10217 (const_umulsi3_highpart): Give op3 DImode.
10218 (const_smulsi3_highpart): Likewise.
10220 2001-07-22 Richard Henderson <rth@redhat.com>
10222 * flow.c (split_block): Make sure bb_note is included in the
10223 new block when splitting before a label.
10225 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10227 * basic-block.h (redirect_edge_and_branch_force,
10228 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10229 * flow.c (redirect_edge_and_branch_force,
10230 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10231 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10232 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10233 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10234 instead of label; update CFG after transformation.
10235 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10236 for finishing the transformation; handle even case where ELSE
10237 does not follow THEN.
10238 (find_if_case_2): Update call of dead_or_predictable; simplify
10241 * emit-rtl.c (split_branch_probability): New global variable.
10242 (try_split): Take care to set split_branch_probability and
10243 create REG_BR_PROB note for new jump insns.
10244 * md.texi (define_split): Document new feature.
10246 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10248 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10250 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10251 (asm_out_file): Remove redundant declaration.
10252 (assemble_asm): Remove old #if 0 block.
10253 (assemble_variable): Remove end of function; debug output is
10254 now handled with global_decl. Remove old #if 0 block. Update.
10255 Remove saved_in_section and associated no-op code.
10256 * Makefile.in (varasm.o): Correct dependencies.
10258 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10260 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10261 the definition in defaults.h.
10263 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10265 * jump.c: Update comments.
10266 (delete_barrier_successors, delete_unreferenced_labels,
10267 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10268 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10269 jump_optimize, jump_optimize_minimal): Kill.
10270 (rebuild_jump_labels): Move code from jump_optimize_1.
10271 (purge_line_number_notes): Likewise.
10272 (copy_loop_headers): Likewise.
10273 * reg-stack.c: Update comment.
10274 * stmt.c: Likewise.
10275 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10276 JUMP_AFTER_REGSCAN): Kill.
10277 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10278 purge_line_number_notes and copy_loop_headers.
10280 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10281 Richard Henderson <rth@redhat.com>
10283 * dbxout.c (dbxout_global_decl): New.
10284 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10285 * sdbout.c (sdbout_finish): New.
10286 (sdbout_debug_hooks): Use it, add comments.
10287 (sdbout_global_decl): Defer initialised public vars to
10289 * varasm.c (assemble_variable): Don't output debug information
10290 for file-scope variables.
10292 2001-07-22 Richard Henderson <rth@redhat.com>
10294 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10295 (get_round_mode_suffix): New.
10296 (print_operand): Use them for [/]. Remove support for [&'`()+].
10297 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10298 * config/alpha/alpha.md (attr round_suffix): New.
10299 (attr trap_suffix): New.
10300 (all insns): Set them appropriately. Use %/ instead of the
10301 myriad punctuators.
10303 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10305 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10307 2001-07-22 Richard Henderson <rth@redhat.com>
10309 * regrename.c (regrename_optimize): Compute nregs for each
10310 potential target register.
10312 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10313 Richard Henderson <rth@redhat.com>
10315 * dbxout.c (dbxout_global_decl): New.
10316 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10317 * sdbout.c (sdbout_finish): New.
10318 (sdbout_debug_hooks): Use it, add comments.
10319 (sdbout_global_decl): Defer initialised public vars to
10321 * varasm.c (assemble_variable): Don't output debug information
10322 for file-scope variables.
10324 2001-07-21 H.J. Lu (hjl@gnu.org)
10326 * config/mips/mips.c (mips_cpu): Moved into ...
10327 (override_options): Here.
10329 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10331 (mips_cpu): Removed.
10333 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10335 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10336 ("iorqi3"): Likewise.
10337 ("xorqi3"): Likewise.
10338 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10339 ("*subhi3_sp): Likewise.
10340 ("*subhi3"): Likewise.
10341 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10344 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10346 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10347 * config/freebsd.h: Likewise.
10348 * config/linux.h: Likewise.
10349 * config/openbsd.h: Likewise.
10350 * config/alpha/linux-elf.h: Likewise.
10351 * config/arm/linux-elf.h: Likewise.
10352 * config/d30v/d30v.h: Likewise.
10353 * config/fr30/fr30.h: Likewise.
10354 * config/ia64/aix.h: Likewise.
10355 * config/ia64/ia64.h: Likewise.
10356 * config/mips/linux.h: Likewise.
10357 * config/pj/pj.h: Likewise.
10358 * config/rs6000/linux.h: Likewise.
10359 * config/sparc/linux.h: Likewise.
10360 * config/sparc/linux64.h: Likewise.
10362 2001-07-20 Bruce Korb <bkorb@gnu.org>
10364 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10365 because getc() and char* may disagree on signedness.
10367 2001-07-20 Richard Henderson <rth@redhat.com>
10369 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10371 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10372 insns to delete in the presence of cc0 in a jump insn.
10374 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10375 Jan Hubicka <jh@suse.cz>
10377 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10378 of doing the change by hand.
10380 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10382 * rtlanal.c (set_noop_p): Return true for noop jumps.
10384 * expr.c (emit_single_push_insn): Add call to push expander.
10385 * expr.h (optab_index): Add OTI_push
10386 (push_optab): New constant.
10387 * genopinit.c (optabs): Add push_optab.
10388 * optabs.c (init_optab): Init push optab.
10389 * md.texi (push??1): Document
10391 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10393 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10394 expand to emit the pattern; put a REG_INC note for push/pop
10396 ("movdf", "movdf_internal"): Likewise.
10397 ("movsi", "movsi_internal"): Likewise.
10398 ("movsf", "movsf_internal"): Likewise.
10399 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10401 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10403 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10406 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10408 * params.def: Change default max inline insns to 100.
10410 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10412 * combine.c (combine_simplify_rtx): Generate a new shift operation
10413 when simplifying the first operand of a (neg (ashift)) expression.
10415 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10417 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10419 2001-07-20 Kelley Cook <kelley.cook@home.com>
10421 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10422 information. Move rest into ...
10423 (*-*-solaris): ... here. Eliminate redundant information and
10424 reword necessary packages section. Delete 4.x assembler bug info.
10425 (sparc-sun-*): Merge into ...
10426 (sparc-sun-sunos*): here.
10428 2001-07-20 Catherine Moore <clm@redhat.com>
10430 * config/v850/v850.md (casesi): Generate LABEL_REF
10433 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10435 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10436 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10437 * i386.md (strclrsi expander): Use it.
10439 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10441 * integrate.c (copy_insn_list): handle
10442 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10443 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10444 identically as to CODE_LABEL.
10446 * fold-const (fold): Convert A/B/C to A/(B*C) and
10449 * except.c (connect_post_landing_pads): Delete the RESX insns.
10451 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10453 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10455 * config/mips/mips.md (nmadd/nmsub): Use macro.
10457 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10459 * cppinit.c (remove_dup_dir): Make static.
10460 (remove_dup_dirs): Make static. Only warn about preempting a
10461 system directory with a non-system directory.
10463 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10465 * ifcvt.c (noce_try_store_flag_constants): Correct order
10466 of parameters to trunc_int_for_mode.
10468 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10470 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10471 an exception that will be caught within this function, do not fill
10472 its delay slot with any subsequent instruction.
10474 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10476 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10477 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10478 pointer extension instruction.
10479 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10480 * simplify-rtx.c (simplify_unary_operation) Likewise.
10481 * explow.c (convert_memory_address) Check value of
10482 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10484 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10485 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10486 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10487 Add Multilib Support.
10488 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10489 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10490 Add Multilib Support.
10491 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10493 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10494 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10495 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10497 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10499 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10500 old and new operands in `<', `3' and `b'.
10502 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10504 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10505 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10506 (toplev.o): Don't depend on xcoffout.h.
10507 * c-decl.c: Include debug.h
10508 (duplicate_decls): Use debug hook.
10509 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10510 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10511 (dbxout_types): Remove.
10512 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10513 * debug.c (do_nothing_debug_hooks): Update.
10514 (debug_true_tree, debug_nothing_rtx): New.
10515 * debug.h (struct rtx_def): New.
10516 (struct gcc_debug_hooks): New hooks ignore_block,
10517 outlining_inline_function and label.
10518 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10519 dwarf2out_frame_finish): New.
10520 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10521 Make static, update prototype.
10522 (dwarf2_debug_hooks): Update.
10523 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10524 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10525 * dwarfout.c (dwarf_debug_hooks): Update.
10526 * emit-rtl.c: Include debug.h.
10527 (remove_unnecessary_notes): Use debug hook.
10528 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10529 (final_scan_insn): Use debug hook.
10530 * integrate.c (output_inline_function): Use debug hook.
10531 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10532 (sdb_debug_hooks): Update.
10533 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10534 * toplev.c: Don't include xcoffout.h.
10535 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10536 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10538 * tree.h (dwarf2out_do_frame): Remove.
10540 2001-07-19 Catherine Moore <clm@cygnus.com>
10542 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10544 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10546 * reload1.c (eliminate_regs_in_insn): When updating a set
10547 to the frame pointer to the hardware frame pointer, perform
10548 the update always not just when REPLACE is set.
10550 * reload1.c (choose_reload_regs): Don't inherit a reload
10551 that crosses multiple registers if registers past the first
10552 don't fit in the desired class.
10554 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10555 when negating constants.
10557 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10559 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10560 * doc/tree.texi: Ditto.
10562 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10563 Jakub Jelinek <jakub@redhat.com>
10565 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10566 (extract_cie_info): Handle "eh" augmentation properly,
10568 (struct frame_state, __frame_state_for): New.
10570 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10572 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10573 HANDLE_SYSV_PRAGMA): Define.
10574 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10576 (copy_object): Caller changed.
10578 2001-07-19 Andreas Schwab <schwab@suse.de>
10580 * configure.in (assembler dwarf2 debug_line support): Define nop
10582 * configure: Regenerated.
10584 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10586 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10588 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10589 to conditionally compiled block.
10590 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10591 * dbxout.h (dbxout_function): Remove.
10592 * debug.c (do_nothing_debug_hooks): Update.
10593 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10594 global_decl, deferred_inline_function.
10595 * dwarf2out.c (dwarf2_debug_hooks): Update.
10596 (dwarf2out_global_decl): New.
10597 * dwarfout.c: Don't include dwarfout.h.
10598 (dwarfout_global_decl, dwarfout_function_decl,
10599 dwarfout_deferred_inline_function): New.
10600 (dwarf_debug_hooks): Update.
10601 * dwarfout.h: Remove.
10602 * final.c: Don't include dwarfout.h.
10603 * sdbout.c (sdbout_global_decl): New.
10604 (sdbout_debug_hooks): Update.
10605 * toplev.c: Don't include dwarfout.h.
10606 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10607 (note_deferral_of_defined_inline_function): Remove.
10608 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10609 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10610 * ch/lex.c: Don't include dwarfout.h.
10611 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10612 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10613 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10614 * cp/optimize.c: Include debug.h.
10615 (maybe_clone_body): Use debug hook.
10616 * cp/semantics.c: Include debug.h.
10617 (expand_body): Use debug hook.
10618 * po/POTFILES.in: Remove dwarfout.h.
10620 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10622 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10623 * c-parse.in (yyerror, _yylex): Similarly.
10624 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10625 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10627 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10628 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10630 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10632 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10633 in-class declaration at -g1. Fixes c++/2814.
10635 2001-07-18 Richard Henderson <rth@redhat.com>
10637 * doc/md.texi (reload_in/out): Document restrictions in predicates
10638 and constraints for these patterns. Document empty string matching
10641 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10643 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10645 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10647 * cse.c: Undo my previous patch.
10649 2001-07-18 Tom Tromey <tromey@redhat.com>
10652 * configure: Rebuilt.
10653 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10655 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10657 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10658 Jan Hubicka <jh@suse.cz>
10660 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10661 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10662 * jump.c (mark_jump_label): Do not forward branches.
10664 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10666 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10667 when return value is unused.
10669 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10671 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10673 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10675 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10676 on error. We can't blindly return the result of
10677 pthread_mutex_trylock because it returns a positive number on
10678 error, while we must return -1 on error.
10679 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10681 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10683 2001-07-18 Andreas Jaeger <aj@suse.de>
10685 * integrate.c (output_inline_function): Correct type of debug_hooks.
10687 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10689 * combine.c (combine_simplify_rtx): DIV can be treated
10690 associatively for floats if unsafe math optimisations are enabled.
10692 2001-07-17 Richard Henderson <rth@redhat.com>
10694 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10696 2001-07-17 Richard Henderson <rth@redhat.com>
10698 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10699 don't force the function address into a register.
10700 (expand_call, emit_library_call_value_1): Update callers.
10701 * builtins.c (expand_builtin_apply): Likewise.
10702 * expr.h (prepare_call_address): Update decl.
10704 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
10706 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
10708 * config/i386/chorus.h: Move up.
10709 * config/sparc/chorus.h: Likewise.
10710 * config/rs6000/chorus.h: Likewise.
10711 * config/chorus.h: Moved here.
10713 2001-07-17 Andreas Schwab <schwab@suse.de>
10715 * configure.in (assembler eh_frame optimization): Handle big
10717 * configure: Regenerated.
10719 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
10721 * expr.c (epxand_expr): Convert divisions into multiplications by
10722 reciprocals if -ffast-math.
10724 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
10726 * dbxout.c (dbxout_really_begin_function): Rename to
10727 dbxout_begin_function.
10728 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10729 (dbxout_begin_function): Remove.
10730 (dbxout_function): Update.
10731 (dbxout_source_line): Update prototype.
10732 * dbxout.h (dbxout_begin_function): Remove.
10733 * debug.c (do_nothing_debug_hooks): Update.
10734 (debug_nothing_tree): Update.
10735 (debug_nothing_charstar_rtx): Remove.
10736 * debug.h (union tree_node): Declare.
10737 (struct rtx_def): Remove.
10738 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
10739 begin_function. Change source_line prototype.
10740 (debug_nothing_tree): New.
10741 (debug_nothing_charstar_rtx): Delete.
10742 (dwarf2out_begin_prologue): Moved from ...
10743 * tree.h: ... here.
10744 * dwarf2out.c (dwarf2_debug_hooks): Update.
10745 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
10746 debug info, call dwarf2out_source_line.
10747 (dwarf2out_souce_line): Update prototype.
10748 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
10749 Change prototype, make static.
10750 (dwarfout_source_line): Update prototype.
10751 (dwarf_debug_hooks): Update.
10752 * dwarfout.h (dwarfout_begin_function): Remove.
10753 * final.c (final_start_function, final_scan_insn): Use appropriate
10754 debug hooks, update to use notice_source_line.
10755 (output_source_line): Rename notice_source_line. Don't call the
10756 source_line debug hook.
10757 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
10758 make static, update prototype.
10759 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
10761 (sdbout_end_prologue): New.
10762 (sdbout_source_line): Update prototype.
10763 (sdbout_debug_hooks): Update.
10764 (sdbout_symbol): Remove unused var.
10765 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
10767 * varasm.c: Include debug.h.
10768 (assemble_start_function): Use begin_function debug_hook.
10769 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10770 update with prototype.
10771 (xcoffout_source_line): Update prototype.
10772 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10774 (xcoffout_source_line): Update prototype.
10776 2001-07-17 Richard Henderson <rth@redhat.com>
10778 * c-typeck.c (build_binary_op): Do not shorten unsigned
10779 right shift after sign extension.
10781 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
10783 * combine.c (combine_simplify_rtx): Attempt to simplify
10784 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
10786 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
10787 (simplify_binary_operation, simplify_unary_operation,
10788 simplify_relational_operation): Use it.
10790 * combine.c (combine_simplify_rtx): Don't do associative law
10791 on divisions; allow associative law on floats.
10793 2001-07-17 H.J. Lu <hjl@gnu.org>
10794 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10796 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
10797 ASM_OUTPUT_WEAK_ALIAS are defined.
10798 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
10799 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
10801 * config/mips/iris5.h: ... here.
10802 (HANDLE_SYSV_PRAGMA): Defined as 1.
10803 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
10804 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
10807 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10809 * c-parse.in (all_prefix_attributes): New variable.
10810 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
10811 (maybe_resetattrs): New production.
10812 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
10813 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
10814 notype_initdcl, nested_function, notype_nested_function,
10815 component_decl, components, components_notype,
10816 component_declarator, component_notype_declarator,
10817 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
10818 ivars, mydecl, myparm): Update. Avoid prefix attributes just
10819 after a comma being applied to more than one declarator.
10820 * doc/extend.texi (Attribute Syntax): Update. Remove
10821 documentation of bugs that are no longer present.
10823 2001-07-13 Eric Christopher <echristo@redhat.com>
10825 * config/mips/mips.h: Change TUNE_MIPS* options to use
10827 (EXTRA_SPECS): Add cc1_cpu_spec.
10828 * config/mips/mips.md (muldf3): Fix typo.
10830 2001-07-16 Richard Henderson <rth@redhat.com>
10832 * config/m68k/m68k.c: Include expr.h and reload.h.
10833 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
10834 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
10836 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10837 Richard Henderson <rth@redhat.com>
10839 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
10840 (insn_live_p): Fix fall off end of function.
10841 (dead_libcall_p): Remove COUNTS argument; update callers.
10842 (delete_trivially_dead_insns): Remove unused variables.
10844 2001-07-17 Andreas Jaeger <aj@suse.de>
10846 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10847 x86-64 pic support.
10849 * lcm.c (optimize_mode_switching): Avoid warning for unused
10850 variable if !NORMAL_MODE.
10852 * flow.c (try_crossjump_to_edge): Remove unused variable.
10854 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10856 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10857 atexit declaration in stdlib.h.
10859 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10861 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10863 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10865 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10866 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10867 do rebuild_jump_labels instead of jump_optimize
10868 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10869 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10870 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10872 * flow.c: Include timevar.h
10873 (find_basic_block): Push/pop timevar;
10874 (cleanup_cfg): Likewise.
10875 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10876 * Makefile: Add dependencies on timevar.h
10878 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10879 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10881 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10882 * toplev.c (rest_of_compilation): Update calls.
10883 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10884 (delete_trivially_dead_insns): ... here; accept new argument
10885 preserve_basic_blocks; preserve basic blocks if set.
10887 * reg-stack.c (stack_regs_mentioned): Return 0 if
10888 stack_regs_mentioned_data is not initialized.
10889 (reg_to_stack): Make stack_regs_mentioned survive after the
10890 reg-stack is completted; do not call cleanup_cfg.
10891 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10892 make cleanup_cfg after bb-reorder to output to debug file.
10894 2001-07-16 Richard Henderson <rth@redhat.com>
10896 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10897 from int_reg_class_contents.
10899 2001-07-16 Richard Henderson <rth@redhat.com>
10901 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10902 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10903 (init_reg_sets_1): Move initialization from cse_main.
10904 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10905 (cse_main): Move its initialization also.
10906 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10907 * flow.c (propagate_one_insn): Likewise.
10908 * gcse.c (compute_hash_table): Likewise.
10909 (compute_kill_rd, compute_store_table): Likewise.
10910 * sched-deps.c (sched_analyze_1): Likewise.
10912 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10914 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10917 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10919 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10920 in if statement so we don't access undefined memory.
10922 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10924 * gcse.c: Update comment at top.
10925 Update comment on mem handling.
10926 mem_last_set, mem_first_set, mem_set_in_block: gone.
10927 Declaration of reg_set_info: gone.
10928 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10929 pointless with load_killed_in_block_p (they are *more*
10930 conservative then it, not less, and less accurate).
10931 (oprs_not_set_p): Ditto.
10932 (alloc_gcse_mem): Don't allocate mem_set_in_block
10933 (free_gcse_mem): Don't free it, either.
10934 (record_last_mem_set_info): Update comment in front, remove
10935 mem_*set_* stuff. Note the reason we don't handle stores directly
10937 (compute_hash_table): Update comments to reflect reality. Remove
10938 mem_*set_* references.
10939 (reset_opr_set_tables): Remove mem_*set_* references.
10940 (mark_call): Ditto.
10941 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10942 (mark_clobber): Ditto (on both parts, we double set here too).
10943 (expr_killed_p): Remove mem_set_in_block test.
10944 (compute_transp): Remove mem_set_in_block test.
10946 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10947 of edge, and removal of phi alternative to dump file.
10948 (ssa_ccp_substitute_constants): Add note about register now being
10949 constant, and which uses were replaced in what insns to dump file.
10951 2001-07-16 Andreas Jaeger <aj@suse.de>
10953 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10954 variables of type HOST_WIDEST_INT.
10956 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10957 (__bb_exit_func): Correct type of count_max to avoid overflow.
10958 (num_digits): Handle long long argument.
10960 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10962 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10964 * output.h (sdb_begin_function_line): Restore as an extern
10966 * sdbout.c (sdb_begin_function_line): Make extern.
10968 2001-07-15 Richard Henderson <rth@redhat.com>
10970 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10971 * genrecog.c (maybe_both_true_mode): New.
10972 (maybe_both_true_2): Use it.
10973 (write_switch): Don't put Pmode in a switch.
10974 * rtl.c (mode arrays): Don't explicitly size them.
10976 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10978 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10979 handling; move unconditional splitting before mode switching.
10981 * i386.md (type): Add fistp type.
10982 (i387, length_attr, scheduling definitions): Handle this type.
10983 (fix_trunc?f?i2): Revamp to use mode switching.
10984 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10985 * i386.h (fp_cw_mode): New enum
10986 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10987 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10989 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10991 * Makefile.in (integrate.o): Add debug.h.
10992 * integrate.c (debug.h): Add.
10993 (output_inline_function): Save, reset, and restore debug_hooks.
10995 2001-07-15 Richard Henderson <rth@redhat.com>
10997 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10998 instead of COMPARE for the EQUIV expression.
11000 2001-07-15 Richard Henderson <rth@redhat.com>
11002 * flow.c (redirect_edge_and_branch_force): Initialize
11003 global_live_at_start and global_live_at_end.
11004 (allocate_bb_life_data): Export.
11005 * basic-block.h (allocate_bb_life_data): Declare.
11006 * toplev.c (rest_of_compilation): Call it.
11008 2001-07-15 Richard Henderson <rth@redhat.com>
11010 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11011 (alpha_tablejump_best_label): New.
11012 * config/alpha/alpha-protos.h: Declare them.
11013 * config/alpha/alpha.md: Use braced strings for code blocks.
11014 (tablejump_osf): Break out add with r29.
11015 (tablejump_osf_internal): Remove.
11016 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11017 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11019 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11021 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11024 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11026 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11027 (ix86_fp_jump_nontrivial_p): New.
11028 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11029 use ix86_fp_jump_nontrivial_p.
11030 * i386.c (ix86_fp_jump_nontrivial_p): New.
11031 (ix86_split_fp_branch): Accept code instead of rtx.
11032 (ix86_expand_compare): Expand comparison early in case
11033 doing so is resonably cheap.
11035 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11037 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11039 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11040 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11042 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11044 * dbxout.c (dbxout_source_line): Make static, update prototype.
11045 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11046 (dbxout_init, dbxout_finish, dbxout_source_line,
11047 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11048 * dbxout.h (dbxout_source_line): Delete.
11049 * debug.c (debug_nothing_file, debug_nothing_file_int,
11050 debug_nothing_file_charstar_rtx): New.
11051 (do_nothing_debug_hooks): Update.
11052 (debug_nothing_void, debug_nothing_charstar_rtx,
11053 dwarf2out_end_epilogue): New.
11054 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11055 * debug.h (struct rtx_def): Declare.
11056 (gcc_debug_hooks): New hooks source_line, end_epilogue
11058 (debug_nothing_void, debug_nothing_charstar_rtx,
11059 dwarf2out_end_epilogue): New.
11060 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11061 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11062 (dwarf2_debug_hooks): Update.
11063 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11064 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11065 * dwarf2out.h (dwarf2out_source_line): Remove.
11066 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11067 Make static, update prototype.
11068 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11069 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11070 (dwarf_debug_hooks): Update.
11071 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11072 dwarfout_end_function): Remove.
11073 * final.c (profile_function): Use debug hooks for ending functions
11075 (output_source_line, final_end_function): Update prototype,
11077 (final_start_function, final_scan_insn): Update.
11078 * output.h (sdb_begin_function_line): Remove.
11079 (final_end_function): Update prototype.
11080 * sdbout.c (sdb_begin_function_line): Make static.
11081 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11082 (sdbout_source_line): New.
11083 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11085 (sdb_debug_hooks): Update.
11086 (sdbout_init, sdbout_source_line,
11087 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11088 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11089 * toplev.c (compile_file, rest_of_compilation): Update.
11090 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11091 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11092 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11093 Update for prototype changes.
11094 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11095 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11097 2001-07-15 Richard Henderson <rth@redhat.com>
11099 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11100 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11101 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11102 * config/alpha/alpha.c: Likewise.
11103 * config/alpha/alpha.md: Likewise.
11104 * config/alpha/alpha32.h: Likewise.
11105 * config/alpha/vms.h: Likewise.
11106 (OPEN_VMS): Remove.
11108 2001-07-14 Richard Henderson <rth@redhat.com>
11110 * config/alpha/alpha.md: Use define_constants for unspec values.
11111 Substitute throughout.
11113 2001-07-14 Tim Josling <tej@melbpc.org.au>
11115 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11117 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11119 * pa.md: Remove unused constraints from define_split's.
11121 2001-04-14 Richard Henderson <rth@redhat.com>
11123 * ifcvt.c (find_cond_trap): Test for exit block.
11125 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11127 Re-install recently reverted patch.
11128 * emit-rtl.c (try_split): Update mark_jump_label call.
11129 * flow.c (find_sub_basic_blocks): Likewise.
11130 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11131 jump_back_p): Kill.
11132 (mark_all_labels): Kill second parameter.
11133 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11134 (rebuild_jump_labels, jump_optimize_minimal): Update call
11135 of jump_optimize_1.
11136 (jump_optimize_1): Kill crossjumping code.
11137 (mark_jump_label): Kill cross_jump parameter.
11138 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11139 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11140 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11142 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11144 (dump_file_info): Likewise.
11145 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11146 reorganize passes to do reg-stack first, bb-reorder second.
11147 * invoke.texi (-d letters doc): Remove the jump2 pass.
11149 2001-07-14 Richard Henderson <rth@redhat.com>
11151 * ifcvt.c (find_cond_trap): New.
11152 (find_if_header): Call it.
11153 (merge_if_block): Relax existing jump sanity check.
11154 * jump.c (jump_optimize_1): Remove conditional trap handling.
11156 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11158 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11160 (insn_refs_are_delayed): Correct comment.
11161 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11162 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11163 instead of r31. Make associated insn !TARGET_64BIT, and
11164 provide an additional 64-bit insn that clobbers r2.
11165 (divsi3): Likewise.
11166 (udivsi3): Likewise.
11167 (modsi3): Likewise.
11168 (umodsi3): Likewise.
11170 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11172 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11174 * flow.c (redirect_edge_and_branch_force, split_edge,
11175 try_crossjump_to_edge): Use set_block_for_new_insns.
11176 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11178 2001-07-13 H.J. Lu (hjl@gnu.org)
11180 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11183 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11185 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11187 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11189 * c-common.c (decl_attributes): Take a pointer to the node to
11190 which attributes are to be attached, and a flags argument.
11191 * c-common.h (enum attribute_flags): New.
11192 (decl_attributes): Update prototype.
11193 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11194 finish_enum, start_function): Update calls to decl_attributes.
11195 * c-parse.in (component_declarator, component_notype_declarator,
11196 label): Update calls to decl_attributes.
11198 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11200 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11201 * config/avr/avr.c (legitimate_address_p): Return value changed
11202 from letter to register classes. For better debugging.
11204 2001-07-13 Kazu Hirata <kazu@hxi.com>
11206 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11208 2001-07-13 H.J. Lu (hjl@gnu.org)
11210 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11212 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11214 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11215 correctly for shared configurations.
11216 * config/t-libgcc-pic: New.
11217 * config/{i386,m68k,sparc}/t-openbsd: New.
11218 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11219 Support -shared. Support debugging libraries with -g.
11220 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11221 frame information does not emit pointer diffs.
11222 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11223 emit pointer diffs.
11225 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11227 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11229 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11231 * combine.c (try_combine): Ensure const_int pow2 is positive.
11233 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11235 * config.gcc: Add configuration for s/390.
11236 * config/s390/s390.c: New. Subroutines for code generation.
11237 * config/s390/s390.h: New. Definitions for s/390.
11238 * config/s390/s390-protos.h: New. Prototypes.
11239 * config/s390/linux.h: New. Definitions for linux for s/390.
11240 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11241 * config/s390/t-linux: New. Makefile fragment.
11242 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11243 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11245 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11247 * emit-rtl.c (try_split): Update mark_jump_label call.
11248 * flow.c (find_sub_basic_blocks): Likewise.
11249 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11250 jump_back_p): Kill.
11251 (mark_all_labels): Kill second parameter.
11252 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11253 (rebuild_jump_labels, jump_optimize_minimal): Update call
11254 of jump_optimize_1.
11255 (jump_optimize_1): Kill crossjumping code.
11256 (mark_jump_label): Kill cross_jump parameter.
11257 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11258 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11259 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11261 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11263 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11264 reorganize passes to do reg-stack first, bb-reorder second.
11265 * invoke.texi (-d letters doc): Remove the jump2 pass.
11267 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11269 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11271 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11273 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11275 (verify_flow_info): Make diagnostics prettier.
11277 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11279 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11281 * flow.c (outgoing_edges_match): Return early if condition reversal
11284 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11286 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11287 (mips_move_2words): When splitting a move into two instructions,
11288 prefix the second address operand with '%D'.
11290 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11292 * Makefile.in (final.o): Depend on debug.h.
11293 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11294 (dbx_debug_hooks): Add new hooks.
11295 (xcoff_debug_hooks): New.
11296 * debug.c (debug_nothing_file_int_int): New.
11297 (do_nothing_debug_hooks): Update.
11298 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11299 (debug_nothing_file_int_int): New.
11300 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11301 static, update prototype.
11302 (dwarf2_debug_hooks): Update.
11303 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11304 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11305 static, update prototype.
11306 (dwarf_debug_hooks): Update.
11307 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11308 * final.c: Include debug.h.
11309 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11310 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11311 static, update prototype.
11312 (sdb_debug_hooks): Update.
11313 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11314 * toplev.c: Distinguish between xcoff and dbx.
11316 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11317 Call all debug hooks, not just dwarf ones.
11319 2001-07-11 Timothy Wall <twall@redhat.com>
11321 * config.gcc: Add configuration for AIX5/IA64.
11322 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11323 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11324 support prefix/suffix code.
11325 * config/ia64/t-aix: New. Makefile fragment.
11326 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11328 2001-07-11 Kazu Hirata <kazu@hxi.com>
11330 * recog.c (validate_change): Fix a comment typo.
11332 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11334 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11335 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11337 * dbxout.c (dbx_debug_hooks): Add new hooks.
11338 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11340 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11342 * dbxout.h (dbxout_start_new_source_file,
11343 dbxout_resume_previous_source_file): Delete.
11344 * debug.c (do_nothing_debug_hooks): Add new hooks.
11345 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11346 (debug_nothing_int_charstar, debug_nothing_int): New.
11347 * debug.h (gcc_debug_hooks): New hooks define, undef,
11348 start_source_file and end_source_file.
11349 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11350 (debug_nothing_int_charstar, debug_nothing_int): New.
11351 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11352 the conditionally compiled section.
11353 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11354 dwarf2out_define, dwarf2out_undef): Make static.
11355 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11356 dwarf2out_define, dwarf2out_undef): Remove.
11357 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11358 (dwarfout_start_source_file, dwarfout_end_source_file,
11359 dwarfout_define, dwarfout_undef): Make static.
11360 (dwarfout_start_source_file_check,
11361 dwarfout_end_source_file_check): New.
11362 (dwarfout_define, dwarfout_finish): Update.
11363 * dwarfout.h (dwarfout_start_new_source_file,
11364 dwarfout_resume_previous_source_file, dwarfout_define,
11365 dwarfout_undef): Remove.
11366 * sdbout.c (sdb_debug_hooks): Add new hooks.
11367 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11369 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11370 make static, take an arg.
11371 * sdbout.h (sdbout_start_new_source_file,
11372 sdbout_resume_previous_source_file): Delete.
11373 * toplev.c (debug_start_source_file, debug_end_source_file,
11374 debug_define, debug_undef): Delete.
11375 * toplev.h (debug_start_source_file, debug_end_source_file,
11376 debug_define, debug_undef): Delete.
11378 * java/jcf-parse.c: Include debug.h.
11379 (parse_class_file): Update to use debug hooks directly.
11380 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11382 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11384 * alias.c (set_mem_alias_set): New function.
11385 * rtl.h (set_mem_alias_set): Declare it.
11386 * builtins.c (expand_builtin_return_addr): Call it instead of
11387 using MEM_ALIAS_SET accessor.
11388 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11389 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11390 (expand_builtin_va_copy):Likewise.
11391 * caller-save.c (setup_save_areas): Likewise.
11392 * calls.c (compute_argument_addresses): Likewise.
11393 * explow.c (set_mem_attributes): Likewise.
11394 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11395 (expand_assignment, store_constructor_field, store_field): Likewise.
11396 (expand_expr_unaligned): Likewise.
11397 * function.c (assign_stack_temp_for_type): Likewise.
11398 (put_reg_into_stack, gen_mem_addressof): Likewise.
11399 * ifcvt.c (noce_try_cmove_arith): Likewise.
11400 * reload1.c (reload, alter_reg): Likewise.
11401 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11402 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11403 (alpha_expand_unaligned_store): Likewise
11404 (alpha_expand_unaligned_load_words): Likewise.
11405 (alpha_expand_unaligned_store_words): Likewise.
11406 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11407 (alpha_expand_epilogue): Likewise.
11408 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11409 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11410 * config/i386/i386.c (legitimize_pic_address): Likewise.
11411 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11412 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11413 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11414 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11415 * config/mips/mips.c (mips_va_arg): Likewise.
11416 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11417 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11418 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11419 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11420 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11421 (rs6000_emit_epilogue): Likewise.
11422 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11423 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11424 * config/v850/v850.c (v850_va_arg): Likewise.
11426 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11428 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11429 when fallthru edge is present.
11430 (mege_blocks): Handle case where creation of jump insn
11433 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11434 CLEANUP_POST_REGSTACK): New constants.
11435 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11436 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11437 * output.h (cleanup_cfg): Update prototype.
11438 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11439 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11440 cleanup_cfg call; kill missleading comment.
11441 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11442 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11443 parameter; control optimizations performed using it.
11444 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11445 try_crossjump_bb): New functions.
11447 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11449 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11451 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11452 pa_output_function_prologue.
11453 * pa-protos.h (pa_output_function_prologue): New prototype.
11455 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11457 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11458 and low to get correct sign extension in low+high test.
11460 2001-07-11 Janis Johnson <janis@us.ibm.com>
11462 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11463 for large hit count.
11465 * profile.c (branch_prob): Fix .bbg info for computed gotos
11468 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11470 * stmt.c (parse_output_constraint): New function, split out
11472 (expand_asm_operands): ... here. Use parse_output_constraint.
11473 * tree.h (parse_output_constraint): Declare it.
11475 2001-07-11 Richard Henderson <rth@redhat.com>
11477 * bitmap.c: Comment some functions; fiddle whitespace.
11478 (bitmap_free): Don't export.
11479 (bitmap_element_allocate): Use memset.
11480 * bitmap.h (bitmap_free): Don't declare.
11482 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11484 * gcse.c, lcm.c, sched-deps.c:
11485 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11487 * flow.c (flow_loops_find): Free dom if we found no loops, since
11488 we aren't going to save it.
11490 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11493 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11495 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11497 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11499 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11500 #ifndef DWARF2_DEBUGGING_INFO.
11502 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11504 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11506 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11508 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11509 reverse a branch if a NE comparison is implemented with GTU.
11511 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11512 H.J. Lu <hjl@gnu.org>
11514 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11515 constant addresses.
11516 (call_internal2): Likewise.
11517 (call_value_internal1): Likewise.
11518 (call_value_internal2): Likewise.
11519 (call_value_multiple_internal1): Likewise.
11520 (call_value_multiple_internal2): Likewise.
11522 2001-07-10 Kazu Hirata <kazu@hxi.com>
11524 * calls.c (emit_library_call_value_1): Fix a comment typo.
11525 * dwarf2out.c (mem_loc_descriptor): Likewise.
11526 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11528 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11530 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11532 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11534 * recog.c (offsettable_address_p): Handle LO_SUM case.
11535 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11536 instead of plus_constant.
11538 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11540 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11541 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11543 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11545 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11546 adjust_address_nv instead of plus_constant.
11548 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11550 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11551 dwarf2out.o): Depend on debug.h, wrap long lines.
11552 * dbxout.c: Include debug.h.
11553 (dbx_debug_hooks): New.
11554 (dbxout_init): Make static, take just 2 args.
11555 (dbxout_finish): Make static.
11556 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11557 * debug.c: New file.
11558 * debug.h: New file.
11559 * dwarf2out.c: Include debug.h.
11560 (dwarf2_debug_hooks): New.
11561 (dwarf2out_init): Make static.
11562 (dwarf2out_finish): Make static, take 2 args.
11563 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11564 * dwarfout.c: Include debug.h.
11565 (dwarf_debug_hooks): New.
11566 (dwarfout_init): Make static.
11567 (dwarfout_finish): Make static, take 2 args.
11568 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11569 * sdbout.c: Include debug.h.
11570 (sdb_debug_hooks): New.
11571 (sdbout_init): Make static, take 2 args.
11572 * sdbout.h (sdbout_init): Delete.
11573 * toplev.c: Include debug.h.
11574 (debug_hooks): New.
11575 (compile_file): Set deubg_hooks based on command line options.
11576 Use the hooks unconditionally rather than conditional compilation.
11578 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11580 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11581 first_insn_after_basic_block_note instead.
11583 * df.c (df_bb_refs_unlink): #if 0 out for now.
11585 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11587 * ssa.h: Add prototype for ssa_const_prop
11588 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11589 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11590 (ssa_fast_dce): Remove unused variable
11592 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11594 * diagnostic.c (finish_diagnostic): Rename to
11595 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11598 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11600 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11603 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11604 (dump_file): Only pad the demangled name with spaces if the
11605 mangled name was padded with spaces.
11607 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11609 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11612 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11614 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11615 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11616 EXPAND_INITIALIZER.
11618 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11619 whether can put offset inside LO_SUM to check mode alignment, not size.
11621 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11623 * doc/tm.texi (Misc): Fix thinko.
11625 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11627 * regmove.c (replace_in_call_usage): Fix warnings.
11628 * sched-deps.c (add_dependence): Fix warnings.
11629 * simplify-rtx.c (simplify_subreg): Likewise.
11630 Return NULL_RTX instead of NULL.
11632 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11633 (subst_asm_stack_regs): Likewise.
11635 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11638 * dwarf2out.c (output_call_frame_info): Declare i as int.
11639 (build_abbrev_table): Declare n_alloc as int.
11640 (dwarf2out_finish): Initialize die.
11641 * except.c: Declare sjlj_funcdef_number as unsigned.
11642 (connect_post_landing_pads): Declare j as unsigned.
11643 (convert_to_eh_region_ranges): Initialize call_site.
11644 (output_function_exception_table): Initialize tt_format_size.
11645 * expr.c (move_by_pieces_1): Initialize to1.
11646 (store_constructor): Initialize minelt and maxelt.
11647 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11648 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11650 * c-decl.c (combine_parm_decls): Unused, remove.
11651 * c-tree.h: Remove prototype for combine_parm_decls.
11653 * reload.c (push_reload): Fix warning.
11654 (regno_clobbered_p): Likewise.
11655 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11656 (reload_combine): Likewise.
11658 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11659 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11661 * bitmap.c (bitmap_operation): Change user.
11662 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11664 2001-07-10 Eric Christopher <echristo@redhat.com>
11666 * config/mips/mips.c (override_options): Fix typo.
11668 2001-07-09 Stan Shebs <shebs@apple.com>
11670 * target.h (struct gcc_target): New fields init_builtins and
11672 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11673 (TARGET_EXPAND_BUILTIN): New macro.
11674 (TARGET_INITIALIZER): Add them.
11675 * builtins.c: Include target.h.
11676 (expand_builtin): Use targetm.expand_builtin.
11677 (default_init_builtins): New function.
11678 (default_expand_builtin): New function.
11679 * expr.h (default_init_builtins): Declare.
11680 (default_expand_builtin): Declare.
11681 * c-common.c (c_common_nodes_and_builtins): Use
11682 targetm.init_builtins.
11683 * defaults.h (MD_INIT_BUILTINS): Remove.
11684 * Makefile.in (builtins.o): Depend on target.h.
11686 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11687 (TARGET_EXPAND_BUILTIN): Define.
11688 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11689 (MD_EXPAND_BUILTIN): Remove.
11691 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11692 (TARGET_EXPAND_BUILTIN): Define.
11693 (c4x_init_builtins): Make endlink arg a local.
11694 (c4x_print_operand): Fix typos in adjust_address usages.
11695 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11696 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11697 (MD_EXPAND_BUILTIN): Remove.
11699 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11700 (TARGET_EXPAND_BUILTIN): Define.
11701 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11702 (ix86_init_builtins): Call new function only if TARGET_MMX.
11703 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11704 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11705 (MD_EXPAND_BUILTIN): Remove.
11707 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
11708 (TARGET_EXPAND_BUILTIN): Define.
11709 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
11710 (MD_EXPAND_BUILTIN): Remove.
11712 * doc/tm.texi: Document these changes.
11714 2001-07-09 Diego Novillo <dnovillo@redhat.com>
11716 * basic-block.h (tree_node): Forward declare if needed.
11717 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
11718 (BLOCK_HEAD_TREE): Define.
11719 (BLOCK_END_TREE): Define.
11720 (struct loops): Rename field 'tree' to 'tree_root'.
11721 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
11723 (flow_loops_tree_build): Rename reference to field 'tree' to
11725 (flow_loops_level_compute): Ditto.
11726 * predict.c (estimate_bb_frequencies): Ditto.
11727 * tree.h (struct tree_common): Add field 'aux'.
11729 2001-07-09 Stan Shebs <shebs@apple.com>
11731 * config/darwin.c (darwin_encode_section_info): Don't mark any
11732 DECL_EXTERNAL node as defined.
11734 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11736 * pa.c (pa_init_machine_status, pa_mark_machine_status,
11737 pa_free_machine_status, hppa_init_pic_save): Delete.
11738 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
11739 (hppa_profile_hook): Use hppa_pic_save_rtx.
11740 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
11741 hppa_init_pic_save): Delete.
11742 (hppa_pic_save_rtx): Declare.
11743 * pa.md (call, call_value, sibcall, sibcall_value,
11744 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
11746 2001-07-09 Kazu Hirata <kazu@hxi.com>
11748 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
11749 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
11751 2001-07-09 Andreas Jaeger <aj@suse.de>
11753 * output.h: Add declaration of final_forward_branch_p.
11755 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
11757 * varray.c: Include errors.h for internal_error and trim_filename
11760 * Makefile.in (varray.o): Add errors.h.
11762 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
11764 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
11765 * optabs.c (have_add2_insn): Check whether the add insn chosen
11766 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
11767 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
11769 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
11771 * Makefile.in (OBJS): Add ssa-ccp.o
11772 (ssa-ccp.o): Add dependencies.
11773 * toplev.c (DFI_ssa_ccp): New dump file enum.
11774 (dump_file): Add entry for dumping after SSA CCP.
11775 (flag_ssa_ccp): New flag variable.
11776 (f_options): Add -fssa-ccp.
11777 (rest_of_compilation): Run SSA CCP if requested.
11778 * timevar.def (TV_SSA_CCP): New timevar.
11779 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
11780 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
11781 Fix minor typo in SSA DCE documentation.
11782 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
11783 Add documentation for new dump option. Renumber dump files
11786 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11788 * emit-rtl.c (gen_highpart_mode): New.
11789 * rtl.h (gen_highpart_mode): Declare.
11790 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
11791 operand can be VOIDmode constant.
11793 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
11795 * flow.c (redirect_edge_and_branch_force): New.
11796 (can_fallthru): Ensure that basic blocks are succeeding.
11797 (try_optimize_cfg): Do not delete basic block if it is the last one.
11799 * flow.c (try_redirect_by_replacing_jump): Do not remove
11800 jumps with side effects, unlink chain on fallthru edge;
11801 set block for new jump instruction; avoid basic block to
11802 over by line number note.
11804 * flow.c (try_simplify_condjump): Verify that the condjump
11805 is not always falling through.
11808 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11810 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11811 (try_redirect_by_replacing_jump): Update properly the count
11812 and frequency information.
11814 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11816 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
11817 address that is a LO_SUM specially.
11818 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
11820 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
11822 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
11823 (operand_subword): Use them.
11824 (change_address_1): Renamed from change_address; new arg VALIDATE.
11825 * expr.h: Reflect above changes; change_address now macro.
11826 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
11828 * cselib.c (add_mem_for_addr): Likewise.
11829 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
11830 * regmove.c (try_apply_stack_adjustment): Likewise.
11831 * reload.c (push_reload, make_memloc): Likewise.
11832 * reload1.c (eliminate_regs): Likewise.
11833 * simplify-rtx.c (simplify_replace_rtx): Likewise.
11834 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
11836 * combine.c (make_extraction, simplify_shift_const): Likewise.
11837 (gen_lowpart_for_combine): Likewise.
11838 * cse.c (gen_lowpart_if_possible): Likewise.
11839 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
11840 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
11841 * optabs.c (gen_move_insn): Likewise.
11842 * reload1.c (alter_reg): Likewise.
11843 * simplify-rtx.c (simplify_subreg): Likewise.
11844 * stmt.c (expand_anon_union_decl): Likewise.
11845 * recog.c (validate_replace_rtx_1): Likewise.
11847 * Makefile.in (recog.o): Add $(EXPR_H).
11848 * explow.c (stabilize): Call replace_equiv_address.
11849 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11850 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11852 2001-07-03 Andrew Haley <aph@redhat.com>
11854 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11855 the mode of the memory location.
11857 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11859 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11861 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11863 * final.c (output_addr_const): Use target opening and
11864 closing parentheses.
11865 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11866 defaults, add to TARGET_ASM_OUT.
11867 * target.h (struct gcc_target): Add open_paren and close_paren.
11868 * doc/md.texi: Update.
11869 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11870 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11871 TARGET_ASM_CLOSE_PAREN.
11872 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11874 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11876 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11877 * config/a29k/a29k.h: Similarly.
11878 * config/alpha/alpha.h: Similarly.
11879 * config/arc/arc.h: Similarly.
11880 * config/arm/aof.h: Similarly.
11881 * config/arm/aout.h: Similarly.
11882 * config/avr/avr.h: Similarly.
11883 * config/c4x/c4x.h: Similarly.
11884 * config/clipper/clipper.h: Similarly.
11885 * config/convex/convex.h: Similarly.
11886 * config/d30v/d30v.h: Similarly.
11887 * config/dsp16xx/dsp16xx.h: Similarly.
11888 * config/elxsi/elxsi.h: Similarly.
11889 * config/fr30/fr30.h: Similarly.
11890 * config/h8300/h8300.h: Similarly.
11891 * config/i370/i370.h: Similarly.
11892 * config/i386/i386.h: Similarly.
11893 * config/i860/i860.h: Similarly.
11894 * config/i960/i960.h: Similarly.
11895 * config/ia64/ia64.h: Similarly.
11896 * config/m32r/m32r.h: Similarly.
11897 * config/m68hc11/m68hc11.h: Similarly.
11898 * config/m68k/m68k.h: Similarly.
11899 * config/m88k/m88k.h: Similarly.
11900 * config/mcore/mcore.h: Similarly.
11901 * config/mips/mips.h: Similarly.
11902 * config/mn10200/mn10200.h: Similarly.
11903 * config/mn10300/mn10300.h: Similarly.
11904 * config/ns32k/ns32k.h: Similarly.
11905 * config/pa/pa.h: Similarly.
11906 * config/pdp11/pdp11.h: Similarly.
11907 * config/pj/pj.h: Similarly.
11908 * config/romp/romp.h: Similarly.
11909 * config/rs6000/rs6000.h: Similarly.
11910 * config/sh/sh.h: Similarly.
11911 * config/sparc/sparc.h: Similarly.
11912 * config/v850/v850.h: Similarly.
11913 * config/vax/vax.h: Similarly.
11914 * config/we32k/we32k.h: Similarly.
11916 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11918 * doc/c-tree.texi: Document representation of attributes.
11920 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11922 * doc/tm.texi: Update some places for the rename of target to
11925 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11927 * target.h (struct gcc_target): Add insert_attributes.
11928 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11929 (TARGET_INITIALIZER): Update.
11930 * tree.c, tree.h (default_insert_attributes): New function.
11931 Update comments on other default functions to refer to targetm,
11933 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11934 TARGET_INSERT_ATTRIBUTES.
11935 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11936 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11937 Don't use PRAGMA_INSERT_ATTRIBUTES.
11938 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11939 * c-decl.c (start_decl, start_function): Don't call
11940 SET_DEFAULT_DECL_ATTRIBUTES.
11941 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11942 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11944 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11945 (c4x_check_attribute): Avoid modifying attribute list itself.
11946 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11948 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11949 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11951 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11952 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11954 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11955 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11957 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11958 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11959 Adjust parameters. Make static.
11961 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11963 * c-common.c (decl_attributes): Only take a single attributes
11965 * c-common.h (decl_attributes): Update prototype.
11966 * c-decl.c (start_decl, start_function): Only take a single
11967 attributes parameter. Update calls to decl_attributes.
11968 (finish_struct, finish_enum): Update calls to decl_attributes.
11969 (push_parm_decl): Expect unified list of attributes. Update call
11970 to decl_attributes.
11971 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11972 notype_nested_function, component_declarator,
11973 component_notype_declarator, label): Update calls to
11975 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11976 lists that are passed to push_parm_decl.
11977 * c-tree.h (start_function, start_decl): Update prototypes.
11978 * config/sh/sh-protos.h, config/sh/sh.c
11979 (sh_pragma_insert_attributes): Only take a single attributes
11981 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11982 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11983 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11984 build_module_descriptor, generate_static_references,
11985 generate_strings, build_selector_translation_table,
11986 generate_descriptor_table, generate_protocols,
11987 generate_ivars_list, generate_dispatch_table,
11988 generate_protocol_list, generate_category,
11989 generate_shared_structures, really_start_method, add_objc_decls,
11990 generate_classref_translation_entry): Update calls to start_decl
11991 and start_function.
11992 (build_tmp_function_decl, start_method_def): Unify attribute lists
11993 that are passed to push_parm_decl.
11995 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11997 * final.c (no_asm_to_stream): New.
11998 (final_scan_insn): Use target structures for prologue ends
11999 and epilogue starts.
12000 * output.h (no_asm_to_stream): New.
12001 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12002 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12003 (TARGET_ASM_OUT): Update.
12004 * target.h (struct gcc_target): New members function_end_prologue
12005 and function_begin_epilogue.
12006 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12007 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12008 * config/alpha/alpha.c (output_end_prologue): Rename to
12009 alpha_output_function_end_prologue. Use in target struct
12011 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12012 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12013 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12014 ia64_output_function_end_prologue. Use in target struct
12016 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12017 mistyped prototypes.
12018 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12019 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12021 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12022 an use in target struct, make static.
12023 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12026 2001-07-08 Richard Henderson <rth@redhat.com>
12028 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12030 2001-07-08 Richard Henderson <rth@redhat.com>
12032 * config/i386/i386.md: Remove constraints strings from define_split
12033 and define_peephole2 patterns.
12034 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12035 (eh_return): Use them.
12037 2001-07-08 Richard Henderson <rth@redhat.com>
12039 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12040 Document MD_FALLBACK_FRAME_STATE_FOR.
12042 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12044 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12045 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12047 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12049 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12051 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12052 of the label inside NAME as opposed to just the end of NAME.
12054 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12056 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12057 * config/alpha/alpha.c (alpha_init_machine_status,
12058 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12059 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12060 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12061 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12063 2001-07-06 Stan Shebs <shebs@apple.com>
12065 * target.h (targetm): Rename global from "target", so as not to
12066 conflict with local variables.
12068 * c-typeck.c: Ditto.
12071 * cp/decl.c: Ditto.
12072 * cp/decl2.c: Ditto.
12073 * cp/typeck.c: Ditto.
12074 * 1750a/1750a.c: Ditto.
12075 * a29k/a29k.c: Ditto.
12076 * arc/arc.c: Ditto.
12077 * arm/arm.c: Ditto.
12078 * avr/avr.c: Ditto.
12079 * clipper/clipper.c: Ditto.
12080 * convex/convex.c: Ditto.
12081 * d30v/d30v.c: Ditto.
12082 * dsp16xx/dsp16xx.c: Ditto.
12083 * elxsi/elxsi.c: Ditto.
12084 * fr30/fr30.c: Ditto.
12085 * h8300/h8300.c: Ditto.
12086 * i370/i370.c: Ditto.
12087 * i386/i386.c: Ditto.
12088 * i860/i860.c: Ditto.
12089 * i960/i960.c: Ditto.
12090 * ia64/ia64.c: Ditto.
12091 * m32r/m32r.c: Ditto.
12092 * m68hc11/m68hc11.c: Ditto.
12093 * m68k/m68k.c: Ditto.
12094 * m88k/m88k.c: Ditto.
12095 * mips/mips.c: Ditto.
12096 * ns32k/ns32k.c: Ditto.
12098 * pdp11/pdp11.c: Ditto.
12099 * romp/romp.c: Ditto.
12100 * rs6000/rs6000.c: Ditto.
12102 * sparc/sparc.c: Ditto.
12103 * vax/vax.c: Ditto.
12104 * we32k/we32k.c: Ditto.
12105 * doc/tm.texi: Update the manual to match.
12107 2001-07-06 Richard Henderson <rth@redhat.com>
12109 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12110 DWARF2_UNWIND_INFO not just whether it is defined.
12112 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12114 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12115 call to simplify_binary_operation returns a new pattern.
12117 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12119 * glimits.h (__SHRT_MAX__): New.
12120 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12121 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12123 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12125 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12128 2001-07-06 Richard Henderson <rth@redhat.com>
12130 * bitmap.c (bitmap_release_memory): Move adjacent to the
12131 allocation functions.
12132 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12133 the implementation. Binary search for the set bit.
12134 (bitmap_union_of_diff): Allocate the temporary on the stack
12135 instead of using xmalloc.
12137 2001-07-06 Richard Henderson <rth@redhat.com>
12139 * genrecog.c (validate_pattern): Warn for constraints in
12140 define_{expand,split,peephole2}. Remove strict_low_part
12141 before looking up match_dup.
12143 2001-07-06 DJ Delorie <dj@redhat.com>
12145 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12146 chapter about various build hints and history. Add section
12147 talking about the various types of native and cross builds.
12149 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12151 * Makefile.in (final.o): Depend on target.h.
12152 * final.c: Include target.h.
12153 (default_function_pro_epilogue): New.
12154 (final_start_function): Use target structure for function prologues.
12155 (final_end_function): Use target structure for function epilogues.
12156 * fold-const.c (real_hex_to_f): Constify s and p.
12157 * output.h (default_function_pro_epilogue): New.
12158 * real.h (real_hex_to_f): Update prototype.
12159 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12160 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12161 (TARGET_INITIALIZER): Update.
12162 * target.h (gcc_target): Add struct asm_out.
12163 * doc/tm.texi: Update.
12166 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12167 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12168 in cpu/cpu.c, or rename old functions consistently. Take
12169 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12170 redundant macros and prototypes. Make new functions static.
12172 * 1750a/1750a.c: Similarly.
12173 * 1750a/1750a.h: Similarly.
12174 * a29k/a29k-protos.h: Similarly.
12175 * a29k/a29k.c: Similarly.
12176 * a29k/a29k.h: Similarly.
12177 * arc/arc-protos.h: Similarly.
12178 * arc/arc.c: Similarly.
12179 * arc/arc.h: Similarly.
12180 * arm/arm-protos.h: Similarly.
12181 * arm/arm.c: Similarly.
12182 * arm/arm.h: Similarly.
12183 * avr/avr-protos.h: Similarly.
12184 * avr/avr.c: Similarly.
12185 * avr/avr.h: Similarly.
12186 * clipper/clipper-protos.h: Similarly.
12187 * clipper/clipper.c: Similarly.
12188 * clipper/clipper.h: Similarly.
12189 * convex/convex.c: Similarly.
12190 * convex/convex.h: Similarly.
12191 * d30v/d30v-protos.h: Similarly.
12192 * d30v/d30v.c: Similarly.
12193 * d30v/d30v.h: Similarly.
12194 * d30v/d30v.md: Similarly.
12195 * dsp16xx/dsp16xx-protos.h: Similarly.
12196 * dsp16xx/dsp16xx.c: Similarly.
12197 * dsp16xx/dsp16xx.h: Similarly.
12198 * elxsi/elxsi.c: Similarly.
12199 * elxsi/elxsi.h: Similarly.
12200 * fr30/fr30.c: Similarly.
12201 * fr30/fr30.md: Similarly.
12202 * h8300/h8300-protos.h: Similarly.
12203 * h8300/h8300.c: Similarly.
12204 * h8300/h8300.h: Similarly.
12205 * i370/i370-protos.h: Similarly.
12206 * i370/i370.c: Similarly.
12207 * i370/i370.h: Similarly.
12208 * i386/i386.c: Similarly.
12209 * i386/osf1elf.h: Similarly.
12210 * i386/osfrose.h: Similarly.
12211 * i860/i860-protos.h: Similarly.
12212 * i860/i860.c: Similarly.
12213 * i860/i860.h: Similarly.
12214 * i960/i960-protos.h: Similarly.
12215 * i960/i960.c: Similarly.
12216 * i960/i960.h: Similarly.
12217 * ia64/ia64-protos.h: Similarly.
12218 * ia64/ia64.c: Similarly.
12219 * ia64/ia64.h: Similarly.
12220 * m32r/m32r-protos.h: Similarly.
12221 * m32r/m32r.c: Similarly.
12222 * m32r/m32r.h: Similarly.
12223 * m68hc11/m68hc11-protos.h: Similarly.
12224 * m68hc11/m68hc11.c: Similarly.
12225 * m68hc11/m68hc11.h: Similarly.
12226 * m68k/crds.h: Similarly.
12227 * m68k/dpx2.h: Similarly.
12228 * m68k/m68k-protos.h: Similarly.
12229 * m68k/m68k.c: Similarly.
12230 * m68k/m68k.h: Similarly.
12231 * m68k/news.h: Similarly.
12232 * m88k/m88k-protos.h: Similarly.
12233 * m88k/m88k.c: Similarly.
12234 * m88k/m88k.h: Similarly.
12235 * mips/mips-protos.h: Similarly.
12236 * mips/mips.c: Similarly.
12237 * mips/mips.h: Similarly.
12238 * ns32k/merlin.h: Similarly.
12239 * ns32k/ns32k.c: Similarly.
12240 * ns32k/ns32k.h: Similarly.
12241 * ns32k/tek6000.h: Similarly.
12242 * pa/pa-protos.h: Similarly.
12243 * pa/pa.c: Similarly.
12244 * pa/pa.h: Similarly.
12245 * pdp11/2bsd.h: Similarly.
12246 * pdp11/pdp11-protos.h: Similarly.
12247 * pdp11/pdp11.c: Similarly.
12248 * pdp11/pdp11.h: Similarly.
12249 * romp/romp-protos.h: Similarly.
12250 * romp/romp.c: Similarly.
12251 * romp/romp.h: Similarly.
12252 * rs6000/rs6000-protos.h: Similarly.
12253 * rs6000/rs6000.c: Similarly.
12254 * rs6000/rs6000.h: Similarly.
12255 * rs6000/sysv4.h: Similarly.
12256 * sh/sh-protos.h: Similarly.
12257 * sh/sh.c: Similarly.
12258 * sh/sh.h: Similarly.
12259 * sparc/sparc-protos.h: Similarly.
12260 * sparc/sparc.c: Similarly.
12261 * sparc/sparc.h: Similarly.
12262 * vax/vax.c: Similarly.
12263 * vax/vax.h: Similarly.
12264 * vax/vms.h: Similarly.
12265 * we32k/we32k.c: Similarly.
12266 * we32k/we32k.h: Similarly.
12268 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12270 * basic-block.h (first_insn_after_basic_block_note): Declare.
12271 * flow.c (first_insn_after_basic_block_note): Define. Moved
12273 * ssa.c (first_insn_after_basic_block_note): Remove.
12274 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12276 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12277 nodes when we find a dead conditional branch. Insert BARRIERs
12278 after any blocks with no successors, but which do not have
12281 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12283 * varray.c (varray_check_failed): Use internal_error.
12285 2001-07-05 Andrew Haley <aph@redhat.com>
12287 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12288 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12289 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12291 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12293 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12294 reference if the target constant is also a SYMBOL_REF.
12296 2001-07-05 Eric Christopher <echristo@redhat.com>
12298 * config/mips/mips.h (MASK_MIPS3900): Remove.
12299 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12300 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12301 (TARGET_MIPS3900): Change to use mips_arch.
12302 (TARGET_MIPS4000): New.
12303 (TARGET_MIPS4100): New.
12304 (TARGET_MIPS4300): New.
12305 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12306 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12308 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12309 (ISA_HAS_BRANCHLIKELY): To here.
12310 (CC1_CPU_SPEC): New.
12311 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12312 (mips_arch_string): Declare.
12313 (mips_arch): Declare.
12314 (TARGET_OPTIONS): Add -march and -mtune.
12316 * config/mips/mips.c (mips_arch_string): New.
12318 (override_options): Handle -march for codegen and -mtune
12319 for scheduling. Use mips_arch. Move tx39 target default here.
12320 (mips_parse_cpu): Move error message to override_options.
12322 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12324 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12326 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12327 (MIPS Options): Ditto. Change mcpu entry to historical text.
12329 2001-07-05 H.J. Lu (hjl@gnu.org)
12331 * config/mips/mips.c (mips_parse_cpu): New function to parse
12334 2001-07-05 Jim Wilson <wilson@redhat.com>
12336 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12337 * config/ia64/t-ia64: Likewise.
12338 (LIB1ASMFUNCS): Update comment.
12340 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12342 * doc/install.texi (Install GCC: Binaries): Fix typo.
12344 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12346 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12347 reference using the stack pointer, adjust it since we push Y
12349 ("*ashrsi3"): Likewise.
12350 ("*lshrsi3"): Likewise.
12352 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12354 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12355 when -fomit-frame-pointer is used.
12357 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12359 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12360 (try_redirect_by_replacing_jump): Reverse updating properly the
12361 count and frequency information. Reverse removing cc0 setter.
12362 (forwarder_block_p): Reverse fixing for fallthru blocks.
12364 2001-07-05 DJ Delorie <dj@redhat.com>
12366 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12367 (translate_options): If the above is defined, use it to map
12368 given options to new options.
12369 * doc/tm.texi: Document it.
12371 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12372 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12374 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12375 cause programs using computed gotos to run more slowly.
12377 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12379 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12381 Consistently require binutils 2.11.2, not prereleases.
12382 (Specific, decstation-*): Canonicalize as mips-dec-*.
12383 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12385 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12386 (Specific, mips-*): Reword MIPS C compiler requirements.
12387 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12388 (Specific, sunv5): Removed, obsolete.
12390 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12392 * dwarf2out.c (output_loc_list): Use an all ones mask for
12393 .text asm output and don't rely on long long
12394 literals. Reformat some long lines.
12396 2001-07-05 Andreas Jaeger <aj@suse.de>
12398 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12401 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12403 * dwarf2out.c (dwarf2out_define): Update comment.
12404 (dwarf2out_undef): Ditto.
12405 (dwarf2out_start_source_file): Ditto.
12406 (dwarf2out_end_source_file): Ditto.
12407 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12408 since we never call the start/end debug hook for the primary file.
12410 2001-07-04 Kazu Hirata <kazu@hxi.com>
12412 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12415 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12417 * cppinit.c (remove_dup_dirs): Inform if a system include
12418 directory is being reordered.
12419 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12421 * doc/cpp.texi (Search Paths): Likewise.
12422 * doc/gcc.texi (Interoperation): Remove information about
12425 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12427 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12428 (VARRAY_TOP_CHAR_PTR): Likewise.
12430 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12432 * gcc.c (process_command): Don't assign elements of a const char*.
12434 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12436 * emit-rtl.c (change_address): Don't abort if invalid address while
12437 reload is in progress.
12439 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12441 * c-lex.c (cb_file_change): Pass line number to
12442 debug_start_source_file.
12443 (cb_undefine): Pass correct line number to debug_undef.
12445 * toplev.c (debug_start_source_file): Add line number to
12446 parameters. Pass it along to dwarf2out_start_source_file.
12447 (decode_g_option): Stop resetting debug level back to normal when
12448 we change debug formats, unless the current level is
12449 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12452 * toplev.h (debug_start_source_file): Add line number to
12455 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12458 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12460 Output debug_macinfo data for starting file if requested.
12461 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12463 (dwarf2out_define): Output debug_macinfo data for defining a macro
12465 (dwarf2out_undef): Output debug_macinfo data for undefining a
12466 macro if requested.
12467 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12468 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12469 (macinfo_section_label): New. DWARF2 macro info section label.
12470 (dwarf2out_init): If we want macro info, output the start label
12472 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12473 attribute to the compilation unit die pointing to the macro info.
12475 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12477 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12478 DWARF2_DEBUGGING_INFO.
12479 (add_loc_descr_to_loc_list): Ditto.
12480 (output_loc_list): Ditto.
12481 Also, fix thinko in curr not being initialized.
12482 (gen_internal_sym): Ditto.
12484 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12486 * emit-rtl.c (replace_equiv_address): New function.
12487 * expr.h (replace_equiv_address): New declaration.
12488 * explow.c (validize_mem): Call it instead of change_address and
12489 also call if -fforce-addr and address is constant.
12490 * expr.c: Replace more calls to change_address with adjust_address
12491 and/or replace_equiv_address or to validize_mem.
12492 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12493 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12494 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12495 * config/i370/i370.md, config/i860/i860.md: Likewise.
12496 * config/i960/i960.md, config/mips/mips.c: Likewise.
12497 * config/mips/mips.md, config/pa/pa.md: Likewise.
12498 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12499 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12501 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12503 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12505 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12508 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12510 * doc/include: New directory.
12511 * doc/fdl.texi: Move to doc/include/fdl.texi.
12512 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12513 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12514 * doc/gcc.texi: Use funding.texi and gpl.texi.
12515 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12516 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12517 Update dependencies and use -I $(docdir)/include.
12519 2001-07-04 Anthony Green <green@redhat.com>
12521 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12523 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12525 * doc/install.texi (sparc64-*-*): Remove garbage.
12527 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12529 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12530 Fix typo in last change to use adjust_address.
12532 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12534 * doc/install.texi (Specific): Update information for *-*-solaris*.
12536 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12538 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12540 2001-07-03 Stan Shebs <shebs@apple.com>
12542 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12543 case for flag_no_mach_text_sections.
12544 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12545 * config/darwin.c (flag_no_mach_text_sections): Remove.
12546 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12548 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12550 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12551 and avoid checking for constant as first operand.
12552 * recog.c (find_constant_term_loc): No longer static.
12553 (adj_offettable_operand): Delete.
12554 * rtl.h (adj_offsettable_operand): Delete declaration.
12555 (find_constant_term): Add declaration.
12556 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12558 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12559 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12560 * config/i386/i386.c, config/i386/i386.md: Likewise.
12561 * config/i860/i860.c, config/i960/i960.c: Likewise.
12562 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12563 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12564 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12565 * config/mips/mips.c, config/mips/mips.md: Likewise.
12566 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12567 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12568 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12569 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12570 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12571 * config/ns32k/ns32k.md: Likewise.
12573 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12575 * rtl.c (copy_rtx): Handle 'T' format letter.
12576 * gensupport.c (collect_insn_data): Likewise.
12577 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12579 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12581 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12582 -B option. Use 'dir' not 'foo' as example directory name.
12584 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12586 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12587 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12589 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12591 * doc/cppinternals.texi: Improve formatting and logical markup.
12593 2001-07-03 Andreas Jaeger <aj@suse.de>
12595 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12597 * genrecog.c (write_header): Include reload.h for prototypes in
12600 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12603 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12604 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12605 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12606 i386_pe_valid_type_attribute_p): Add.
12607 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12608 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12610 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12612 * explow.c (plus_constant_wide, case LO_SUM): New case.
12613 (plus_constant_for_output_wide): Delete.
12614 * rtl.h (plus_constant_for_output): Delete.
12615 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12616 instead of plus_constant_for_output.
12617 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12618 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12619 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12620 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12621 * config/sparc/sparc.md: Likewise.
12622 Convert some change_address calls to adjust_address.
12624 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12626 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12627 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12628 documentation of -std and -Wwrite-strings.
12630 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12632 * cse.c (canon_hash): Don't register registers in very small
12633 register classes, as extending their lifetime might cause
12636 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12638 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12640 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12641 (try_redirect_by_replacing_jump): Update properly the count
12642 and frequency information.
12644 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12646 * toplev.c (dump_file_index): Move SSA dumps just after first
12648 (dump_file): Corresponding changes.
12649 (rest_of_compilation): Move SSA path to just after the first
12651 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12652 * doc/invoke.texi: Update dump file #s as they were completely
12653 out of date with reality.
12655 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12657 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12659 * expr.c (emit_move_insn_1): Deal with non-default
12662 * expr.c (emit_single_push_insn): Fix warning.
12664 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12666 * expr.c (emit_move_insn_1): Avoid modifying
12667 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12669 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12671 * emit-rtl.c (adjust_address): New function.
12672 * expr.h (adjust_address): Add declaration.
12673 * builtins.c: Replace some calls to change_address with calls to it
12674 or to validize_mem.
12675 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12676 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12677 * config/arm/arm.c, config/convex/convex.c: Likewise.
12678 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12679 * config/i386/i386.c, config/i386/i386.md: Likewise.
12680 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12681 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12682 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12683 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12684 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12686 2001-07-02 Jim Wilson <wilson@redhat.com>
12688 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12690 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12692 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12693 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12695 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12697 * cppinit.c (lang_defaults): New table.
12698 (set_lang): Just read from lang_defaults into the live options
12701 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12703 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12704 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12705 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
12707 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12709 * doc/install.texi: Various spelling and markup fixes.
12710 (Installing GCC): Component specific installation instructions are
12713 Warn about removing old install dir in the presence of shared libs.
12714 (Configuration): Invoke with options target to match configure
12716 Consistently refer to gas, gld pathnames.
12717 Invert --enable-multilib documentation.
12718 Remove references to old compiler versions.
12720 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12722 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
12724 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12726 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
12728 (Specific, mips*-sgi-irix5): Note IDO download.
12729 Reworded MIPS C hints.
12730 Use GNU as instead of GAS.
12732 Removed SGI Freeware reference, IRIX 6 only.
12733 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
12734 Note N64 library requirement/workaround.
12736 Complete list of structure passing bug victims.
12738 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12740 * doc/install.texi: Remove CVS Id.
12742 2001-07-02 Andreas Jaeger <aj@suse.de>
12744 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
12745 (find_inherently_necessary): Remove unused variable.
12747 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
12749 * c-common.h (TDI_inlined): New ast dump phase.
12750 (dump_flag_name): New function.
12751 * c-dump.c (dump_files): Add inlined phase.
12752 (dump_flag_name): Define.
12753 * doc/invoke.texi (-fdump-ast-inlined): Document.
12755 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12757 * stor-layout.c (layout_decl): Revert change to handling of alignment
12760 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12762 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
12765 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
12767 * doc/tm.texi (FUNCTION_ARG): Document that the last call
12770 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
12772 * tlink.c (recompile_files): Remove COMPILER_PATH and
12773 LIBRARY_PATH from the environment.
12775 2001-07-01 Zack Weinberg <zackw@stanford.edu>
12777 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
12778 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
12780 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
12782 * c-parse.in (OBJC_STRING): Kill.
12783 (objc_string): Decompose to [objc_string] '@' STRING.
12784 (reswords): Take the leading '@' off all the Objective C keywords.
12785 (objc_rid_sans_at): Kill.
12786 (init_reswords): Don't initialize it.
12787 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
12788 (_yylex): Kill reconsider label. Look ahead one token after
12789 an '@'; if we get an identifier, check whether it's an
12790 Objective C @-keyword. If so, return the keyword. Otherwise,
12791 put back the token and return the '@' as a terminal.
12793 * cpplib.c (lex_macro_node): Remove unnecessary check for
12794 leading '@' on identifier. Clarify control flow and commentary.
12796 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12798 * cse.c (new_label_ref): Variable deleted.
12799 (insert): Remove set of new_label_ref.
12800 (check_for_label_ref): New function.
12801 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
12803 See ChangeLog.5 for earlier changes.