1 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
3 * config/rs6000/rs6000.c (rs6000_select_section): Handle
6 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
8 * config/arm/arm.c (arm_return_in_memory): Cope with
9 int_size_in_bytes returning -1.
11 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
14 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
16 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
17 remove unneded depdendencies;
19 * cfglayout.c, cfglayout.h: New files; break out from ...
20 * bb-reorder.c: ... here; Remove unneeded includes;
22 2001-11-04 Alan Modra <amodra@bigpond.net.au>
24 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
26 2001-11-04 David Edelsohn <edelsohn@gnu.org>
28 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
29 mode as well. Do not explicitly create intermediate regs.
31 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
33 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
34 (common_section): Delete unused variable.
35 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
36 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
37 * arm-protos.h (arm_poke_function_name, aof_add_import,
38 aof_delete_import): Const-ify.
39 * arm.c (legitimize_pic_address): Wrap variables in the macro
40 controlling their usage.
41 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
42 (arm_poke_function_name, pic_chain, import, aof_add_import,
43 aof_delete_import): Const-ify.
44 * i386.c (ix86_osf_output_function_prologue): Const-ify.
45 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
46 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
47 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
48 * i860/sysv3.h: Add missing comment closure.
49 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
50 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
53 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
54 (i960-*-*): Set tmake_file.
55 (sparc86x-*-elf*): Fix typo in header name.
57 * sched-rgn.c (schedule_insns): Delete unused variable.
59 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
62 * c-typeck.c (lookup_field): Rework to return a chain down to
64 (build_component_ref): Use the new lookup_field to handle
65 nested anonymous entities correctly.
67 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
69 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
70 Change parameters to gen_rtx_CONST_DOUBLE.
71 (GEN_INT64, sparc_emit_set_const64): Likewise.
72 * config/sparc/sparc.md (movdf split): Likewise.
74 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
76 * unroll.c (calculate_giv_inc): Use find_last_value rather
77 than just hoping the last instruction is the right SET.
78 [Fixes 990604-1.c on stormy16.]
80 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
81 library at all if -T is used.
83 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
84 some uses of uninitialized variables in error cases.
86 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
87 look at 'temp' if we won't be using it.
89 * config/stormy16/stormy16.h (CONST_COSTS): Define.
91 (ADDRESS_COST): Define.
92 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
94 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
96 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
97 stormy16_asm_output_mi_thunk.
98 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
100 * config/stormy16/stormy16-protos.h
101 (stormy16_asm_output_mi_thunk): New prototype.
103 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
105 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
106 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
107 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
108 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
109 sched-int.h, toplev.c, config/alpha/alpha.c,
110 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
111 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
112 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
113 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
114 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
115 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
116 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
118 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
120 * Makefile.in (dbxout.o): Depend on function.h.
121 * collect2.c (is_in_list): Hide unused function.
122 * dbxout.c: Include function.h.
123 (source_label_number, dbxout_source_line, dbxout_source_file,
124 dbxout_function_end, dbxout_begin_function): Wrap/move inside
125 macros controlling usage.
126 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
127 * output.h (exports_section): Prototype.
129 * convex.c (convex_output_function_prologue): Fix format specifier
131 (asm_declare_function_name): Fix signed/unsigned warning.
132 (print_operand): Fix format specifier warning.
133 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
134 * dsp16xx-protos.h (uns_comparison_operator,
135 num_1600_core_shifts): Prototype.
136 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
137 (frame_size, frame_pointer_offset): Delete.
138 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
139 Make static. Fix format specifier warnings.
140 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
141 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
142 * dsp16xx.md: Add default case in switches.
143 * fr30.h (IN_RANGE): Delete.
144 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
145 * mcore-protos.h (mcore_output_cmov): Const-ify.
146 * mcore.c (mcore_output_cmov): Likewise.
147 * mcore.h (switch_to_section): Make static and prototype.
148 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
149 unsigned>=0 warnings.
150 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
151 * rs6000-protos.h (read_only_data_section,
152 read_only_private_data_section): Prototype.
153 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
154 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
155 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
157 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
159 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
161 * final.c (final_scan_insn): Add brackets around body of if-stmt.
162 * gcc.c (convert_filename): Add static prototype. Const-ify.
163 Wrap variable in macros controlling its use.
164 * output.h (sdata_section): Add prototype.
166 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
167 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
168 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
169 (ASM_FILE_START): Const-ify.
170 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
172 * c4x.md: Don't use the 'U' integer suffix.
173 * clipper.md (clipper_movstr): Delete declaration.
174 * d30v-protos.h (d30v_move_2words): Const-ify.
175 (debug_stack_info): Add prototype.
176 * d30v.c: Include "integrate.h".
177 (d30v_function_arg_boundary, d30v_function_arg,
178 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
179 signed/unsigned warnings.
180 (d30v_print_operand_memory_reference, d30v_move_2words):
182 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
183 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
184 * fr30.md: Const-ify.
185 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
186 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
187 (mvs_get_label_page): Hide unused static function.
188 * i860.c (current_function_original_name): Const-ify.
189 * i860/sysv3.h (current_function_original_name): Likewise.
190 * i860/sysv4.h (current_function_original_name): Likewise.
191 * i960.md: Add default case in switches. Remove unused variable.
192 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
193 * m32r.md: Const-ify.
194 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
195 * m68hc11.c: Include "reload.h".
196 (static_chain_reg, print_options, m68hc11_asm_file_start):
198 * m68hc11.md: Delete unused variable. Const-ify. Add parens
199 around & in comparison.
200 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
201 * mn10200.c (shift_mode): Remove trailing comma.
202 * mn10300-protos.h (output_tst): Const-ify.
203 * mn10300.c (output_tst): Likewise.
204 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
206 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
207 * pa.c (output_ascii): Likewise.
208 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
209 * pdp11.md (expand_unop): Delete declarations.
210 * pj-protos.h (pj_output_addsi3): Const-ify.
211 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
212 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
213 unique_src_operand): Add prototypes.
214 (pj_output_store_into_lval): Make definition static.
215 (pj_function_incoming_arg): Don't use unary plus.
216 (pj_output_addsi3): Const-ify.
217 * romp.md (get_symref): Delete declarations.
218 * v850-c.c (mark_current_function_as_interrupt): Don't return
219 value from void function.
220 * v850.c: Include "integrate.h".
221 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
222 * vax-protos.h (const_section): Add prototype.
224 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
226 * machmode.def: Add documentation for the seventh argument in
229 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
231 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
233 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
234 <-melf>: Don't have markup for ELF acronym.
236 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
238 * config.gcc (mmix-*-*): New target.
239 * doc/invoke.texi: Document MMIX options.
240 * doc/contrib.texi: Add note about MMIX port to my entry.
241 * config/mmix/t-mmix: New file.
242 * config/mmix/mmix.h: New file.
243 * config/mmix/mmix-protos.h: New file.
244 * config/mmix/mmix.c: New file.
245 * config/mmix/mmix.md: New file.
246 * config/mmix/crti.asm: New file.
247 * config/mmix/crtn.asm: New file.
249 2001-11-03 Kazu Hirata <kazu@hxi.com>
251 * config/sparc/linux-aout.h: Fix comment formatting.
252 * config/sparc/linux.h: Likewise.
253 * config/sparc/linux64.h: Likewise.
254 * config/sparc/lynx.h: Likewise.
255 * config/sparc/pbd.h: Likewise.
256 * config/sparc/sol2-sld-64.h: Likewise.
257 * config/sparc/sol2.h: Likewise.
258 * config/sparc/sparc.c: Likewise.
259 * config/sparc/sparc.h: Likewise.
260 * config/sparc/sparc.md: Likewise.
261 * config/sparc/sunos4.h: Likewise.
262 * config/sparc/vxsim.h: Likewise.
263 * config/sparc/vxsparc.h: Likewise.
264 * config/sparc/vxsparc64.h: Likewise.
266 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
268 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
269 reference to CONST_DOUBLE_MEM in comment.
270 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
271 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
272 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
273 * function.c (pop_function_context_from): Don't call
274 restore_varasm_status.
275 * function.h (restore_varasm_status): Delete declaration.
276 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
278 * rtl.def (CONST_DOUBLE): Update comment.
279 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
280 (CONST_DOUBLE_CHAIN): Likewise.
281 (CONST_DOUBLE_MEM): Delete.
282 (gen_rtx_CONST_DOUBLE): Update parameters.
283 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
284 Remove reference to CONST_DOUBLE_MEM.
285 (const_alias_set): New variable.
286 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
287 (immed_real_const_1): Adjust tests for 0, 1, and 2.
288 Don't set CONST_DOUBLE_MEM.
289 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
290 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
291 Put constant in const_alias_set.
292 (struct pool_constant): ALIGN now unsigned.
293 OFFSET now HOST_WIDE_INT.
295 (restore_varasm_status): Deleted.
296 (mark_pool_constant): Mark desc->rtl.
297 (force_const_mem): Rework to store rtl in hash table,
298 not CONST_DOUBLE_MEM.
299 Put constant in const_alias_set.
300 (find_pool_constant): Check desc->rtl.
301 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
302 (init_varasm_once): Initialize const_alias_set.
304 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
307 * reload.c (combine_reloads): Don't combine an output reload if there
308 are other reloads around for part of the output.
310 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
312 (set_mem_decl): New function.
313 * expr.h (set_mem_decl): New declaration.
314 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
315 (output_asm_operand_names): Add tab.
316 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
318 * builtins.c (get_memory_rtx): Properly set MEM alias set and
321 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
323 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
324 Use "invalid" instead of "illegal". Use @r in comments in
327 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
329 * c-decl.c (pushdecl): Move block inside if conditional to remove
330 possibility of a segfault. Lookup block-level extern
331 variables in enclosing scopes correctly.
333 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
335 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
337 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
338 SUBREG so we avoid SUBREGing memory.
340 * expmed.c (store_bit_field): Same.
342 2001-11-02 DJ Delorie <dj@redhat.com>
344 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
345 using FP registers for DImode mem-mem moves is acceptable.
347 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
349 * builtins.c (apply_args_size): Handle vector arguments.
350 (apply_result_size): Same.
352 * machmode.def: Set WIDER mode field for all vector entries.
354 2001-11-02 Graham Stott <grahams@redhat.com>
356 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
358 2001-11-01 Eric Christopher <echristo@redhat.com>
360 * config.gcc: Revert part of earlier patch.
361 * config/mips/linux.h: Ditto.
362 * df.c: Include tm_p.h to avoid warnings.
363 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
365 * config/mips/mips.c: Define mips_abi regardless.
366 (mips_output_function_prologues): Add long casts for .frame
368 (override_options): Allow use of ABI_32.
370 2001-11-01 Kazu Hirata <kazu@hxi.com>
372 * config/m68hc11/m68hc11.c: Fix comment formatting.
373 * config/m68hc11/m68hc11.h: Likewise.
374 * config/m68hc11/m68hc11.md: Likewise.
376 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
378 * c-typeck.c (default_conversion): Retain the original expression
380 * gcc.dg/Wparentheses.c: New tests.
382 2001-11-01 David S. Miller <davem@redhat.com>
384 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
385 64-bit Sparc description more in line with reality.
387 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
389 * Makefile.in (GCOV_OBJS): Add version.o.
390 * gcov.c: Include "version.h" and <getopt.h>.
391 (gcov_version_string): Remove.
392 (print_usage): Take a parameter to determine whether this is a
393 call from --help or an error message. Give fuller output that
394 follows the GNU Coding Standards for --help.
395 (print_version): New function.
397 (process_args): Use getopt_long. Support long options. Follow
398 GNU Coding Standards for --help and --version.
399 * doc/gcov.texi: Document long options.
400 Addresses part of PR other/704.
402 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
404 * pa.c (output_move_double): Fix typo in double load.
406 2001-11-01 Kazu Hirata <kazu@hxi.com>
408 * config/h8300/h8300.c (h8300_encode_label): Compute a string
409 before passing it to ggc_alloc_string.
411 2001-11-01 Kazu Hirata <kazu@hxi.com>
413 * config/m68k/3b1.h: Fix comment formatting.
414 * config/m68k/3b1g.h: Likewise.
415 * config/m68k/a-ux.h: Likewise.
416 * config/m68k/amix.h: Likewise.
417 * config/m68k/apollo68.h: Likewise.
418 * config/m68k/atari.h: Likewise.
419 * config/m68k/aux-exit.c: Likewise.
420 * config/m68k/ccur-GAS.h: Likewise.
421 * config/m68k/crds.h: Likewise.
422 * config/m68k/dpx2.h: Likewise.
423 * config/m68k/dpx2g.h: Likewise.
424 * config/m68k/hp310.h: Likewise.
425 * config/m68k/hp320.h: Likewise.
426 * config/m68k/isi.h: Likewise.
427 * config/m68k/linux.h: Likewise.
428 * config/m68k/lynx.h: Likewise.
429 * config/m68k/m68k-psos.h: Likewise.
430 * config/m68k/m68k.c: Likewise.
431 * config/m68k/m68k.h: Likewise.
432 * config/m68k/m68k.md: Likewise.
433 * config/m68k/m68kelf.h: Likewise.
434 * config/m68k/m68kv4.h: Likewise.
435 * config/m68k/mot3300.h: Likewise.
436 * config/m68k/news.h: Likewise.
437 * config/m68k/next.h: Likewise.
438 * config/m68k/pbb.h: Likewise.
439 * config/m68k/plexus.h: Likewise.
440 * config/m68k/sgs.h: Likewise.
441 * config/m68k/sun3.h: Likewise.
442 * config/m68k/tower.h: Likewise.
443 * config/m68k/vxm68k.h: Likewise.
445 2001-10-31 DJ Delorie <dj@redhat.com>
447 * config/mips/mips.h (mips_cache_flush_func): Prototype.
448 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
449 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
450 * config/mips/mips.c (mips_cache_flush_func): New.
451 * doc/invoke.texi: Document the new options.
453 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
455 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
456 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
458 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
460 * config/cris/cris.c: Include output.h after tree.h but before
463 2001-10-31 Zack Weinberg <zack@codesourcery.com>
465 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
466 (INTL_SUBDIRS): Just intl.
467 (.SUFFIXES): Add .gmo .po .pox.
468 (native): Also depend on build-@POSUB@.
469 (intl.all, intl.install): Depend on config.h and things it includes.
470 (po-generated): New target; depend on c-parse.c and tradcif.c.
471 (install-normal): Also depend on install-@POSUB@.
472 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
473 (build-, install-, build-po, update-po, install-po,
474 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
476 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
477 * configure.in: Don't munge XGETTEXT. Don't generate
479 * configure: Regenerate.
482 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
483 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
485 2001-10-31 Kazu Hirata <kazu@hxi.com>
487 * config/h8300/h8300.md (two anonymous patterns): New.
489 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
491 * tree.h (tree_index): Add support for V16QI and V8HI.
492 (V8HI_type_node): New.
493 (V16QI_type_node): New.
495 * tree.c (build_common_tree_nodes_2): Same.
497 * c-common.c (type_for_mode): Same.
499 2001-10-31 Kazu Hirata <kazu@hxi.com>
501 * config/i386/att.h: Fix comment formatting.
502 * config/i386/beos-elf.h: Likewise.
503 * config/i386/bsd.h: Likewise.
504 * config/i386/bsd386.h: Likewise.
505 * config/i386/crtdll.h: Likewise.
506 * config/i386/cygwin.asm: Likewise.
507 * config/i386/cygwin.h: Likewise.
508 * config/i386/djgpp.h: Likewise.
509 * config/i386/freebsd-aout.h: Likewise.
510 * config/i386/freebsd.h: Likewise.
511 * config/i386/gas.h: Likewise.
512 * config/i386/i386-interix.h: Likewise.
513 * config/i386/i386-protos.h: Likewise.
514 * config/i386/i386.c: Likewise.
515 * config/i386/i386.h: Likewise.
516 * config/i386/i386.md: Likewise.
517 * config/i386/i386elf.h: Likewise.
518 * config/i386/interix.c: Likewise.
519 * config/i386/isc.h: Likewise.
520 * config/i386/isccoff.h: Likewise.
521 * config/i386/iscdbx.h: Likewise.
522 * config/i386/linux.h: Likewise.
523 * config/i386/lynx.h: Likewise.
524 * config/i386/mingw32.h: Likewise.
525 * config/i386/netbsd-elf.h: Likewise.
526 * config/i386/next.h: Likewise.
527 * config/i386/osf1elf.h: Likewise.
528 * config/i386/osfrose.h: Likewise.
529 * config/i386/sco5.h: Likewise.
530 * config/i386/seq-gas.h: Likewise.
531 * config/i386/seq-sysv3.h: Likewise.
532 * config/i386/sequent.h: Likewise.
533 * config/i386/sol2.h: Likewise.
534 * config/i386/sun386.h: Likewise.
535 * config/i386/uwin.asm: Likewise.
536 * config/i386/uwin.h: Likewise.
537 * config/i386/vxi386.h: Likewise.
538 * config/i386/win32.h: Likewise.
539 * config/i386/winnt.c: Likewise.
540 * config/i386/xm-cygwin.h: Likewise.
541 * config/i386/xm-mingw32.h: Likewise.
543 2001-10-31 Kazu Hirata <kazu@hxi.com>
545 * builtins.def: Fix comment typos.
546 * config/alpha.c: Likewise.
547 * config/arm/arm.c: Likewise.
548 * config/avr/avr.h: Likewise.
549 * config/d30v/d30v.c: Likewise.
550 * config/d30v/d30v.h: Likewise.
551 * config/d30v/d30v.md: Likewise.
552 * config/dsp16xx/dsp16xx.c: Likewise.
553 * config/fr30/fr30.c: Likewise.
554 * config/fr30/fr30.md: Likewise.
555 * config/i386/i386.c: Likewise.
556 * config/i860/i860.c: Likewise.
557 * config/i960/i960.c: Likewise.
558 * config/ia64/ia64.c: Likewise.
559 * config/mips/mips.c: Likewise.
560 * config/pa/pa.c: Likewise.
561 * config/rs6000/rs6000.c: Likewise.
562 * config/s390/s390.c: Likewise.
563 * config/sparc/sparc.c: Likewise.
565 2001-10-30 Kazu Hirata <kazu@hxi.com>
567 * config/mips/elf.h: Fix comment formatting.
568 * config/mips/elf64.h: Likewise.
569 * config/mips/iris5.h: Likewise.
570 * config/mips/iris5gas.h: Likewise.
571 * config/mips/iris6.h: Likewise.
572 * config/mips/isa3264.h: Likewise.
573 * config/mips/linux.h: Likewise.
574 * config/mips/mips.c: Likewise.
575 * config/mips/mips.h: Likewise.
576 * config/mips/mips.md: Likewise.
577 * config/mips/mips16.S: Likewise.
578 * config/mips/netbsd.h: Likewise.
579 * config/mips/osfrose.h: Likewise.
580 * config/mips/r3900.h: Likewise.
581 * config/mips/sni-svr4.h: Likewise.
582 * config/mips/svr4-t.h: Likewise.
583 * config/mips/ultrix.h: Likewise.
585 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
587 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
588 when we update head->current.
590 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
592 * tree.c (id_string_size): Remove.
593 (dump_tree_statistics): Update.
594 * toplev.c (compile_file): If dumping stats, dump tree stats too.
596 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
598 * sched-rgn.c (schedule_insns): Fix comment.
600 2001-10-30 Zack Weinberg <zack@codesourcery.com>
602 * configure.in: Correct previous change: don't assume that
603 gas's version number _isn't_ the last thing on the line, or
604 isn't the only number on the line, either.
605 * configure: Regenerate.
607 2001-10-30 Kazu Hirata <kazu@hxi.com>
609 * cfgcleanup.c: Fix a comment typo.
611 2001-10-30 Kazu Hirata <kazu@hxi.com>
613 * alias.c: Fix comment formatting.
615 * config/cris/cris.c: Likewise.
616 * config/cris/cris.h: Likewise.
617 * config/i960/i960.c: Likewise.
618 * config/i960/i960.h: Likewise.
620 2001-10-30 Kazu Hirata <kazu@hxi.com>
622 * config/arm/arm.c: Fix a comment typo.
623 * config/arm/arm.h: Likewise.
624 * config/ia64/ia64.c: Likewise.
626 2001-10-30 Jakub Jelinek <jakub@redhat.com>
628 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
629 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
630 * rtl.h (set_unique_reg_note): Change return value.
631 * gcse.c (try_replace_reg): Use set_unique_reg_note.
632 * cse.c (cse_insn): Likewise.
633 * expr.c (emit_move_insn): Likewise.
634 * explow.c (force_reg): Likewise.
635 * local-alloc (update_equiv_regs): Likewise.
636 * loop.c (move_moveables, load_mems): Likewise.
637 * reload (find_reloads): Likewise.
639 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
642 * c-decl.c (parmlist_tags_warning, start_struct,
643 check_for_loop_decls): Separate messages for struct, union and
644 enum cases to allow for languages in which they have different
646 * c-format.c (scanf_flag_specs): Separate short and long name of
647 the assignment suppression feature.
648 (check_format_types): Localize "pointer" and "different types"
650 * c-lex.c (lex_number): Localize "an unsigned long int" and
652 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
654 * c-typeck.c (build_unary_up): Separate messages for increment and
655 decrement cases to allow for languages in which they use different
656 articles. Localize the strings "increment" and "decrement" in one
659 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
661 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
662 when no changes has been made.
664 * gcse.c (reg_set_bitmap): Turn into reg_set.
665 (modify_mem_list_set, canon_modify_mem_list_set)
666 (clear_modify_mem_tables, free_modify_mem_tables): New.
667 (gcse_main); Use free_modify_mem_tables.
668 (free_gcse_mem): Likewise; free the bitmaps.
669 (alloc_gcse_main): Initialize the bitmaps.
670 (canon_list_insert): Set canon_modify_mem_list_set.
671 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
672 (compute_hash_table): Use clear_modify_mem_tables.
673 (reset_opr_set_tables): Likewise.
674 (oprs_not_set_p): reg_set_bitmap is regset.
675 (mark_set, mark_clobber): Likewise.
677 * df.h (DF_EQUIV_NOTES): New constant.
678 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
681 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
682 (init_regions, schedule_insns): Conditionalize the checking
683 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
685 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
687 * i386.md (movti_rex64 splitter): Fix condition.
689 2001-10-29 Zack Weinberg <zack@codesourcery.com>
691 * configure.in: Do not assume that gas's version number is the
692 last thing on the first line of as --version output.
693 * configure: Regenerate.
695 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
696 MT_WARNING, MT_ERROR, MT_FATAL.
697 (main): Call gcc_init_libintl.
698 (v_message): Call gettext on msgid and "warning: "
699 * tradcif.y: Include intl.h.
700 (yyerror): Make parameter definition consistent with
701 prototype. Call gettext on msgid argument.
703 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
705 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
708 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
710 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
712 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
713 before referencing it.
715 2001-10-26 DJ Delorie <dj@redhat.com>
717 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
718 override -G, and force -G0.
720 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
722 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
723 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
724 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
725 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
727 * loop.h (struct induction): Rename ext_dependant to
729 * loop.c: Change all uses.
730 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
732 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
734 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
736 * c-parse.in (expr_no_commas, primary), c-typeck.c
737 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
739 2001-10-29 David Edelsohn <edelsohn@gnu.org>
741 Undo assemble_name change in earlier patch.
743 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
745 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
746 determining the type of the receiver, do not check that TREE_CODE
747 of receiver is CALL_EXPR before calling receiver_is_class_object().
748 (receiver_is_class_object): For the GNU runtime: recognize
749 the case that the receiver is self in a class method context.
750 Check that TREE_CODE of receiver is CALL_EXPR when checking that
751 the receiver is a call to objc_get_class.
753 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
755 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
757 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
759 * Makefile.in (OBJS): Put all files in alphabetical order.
761 * dwarf2out.c (add_const_value_attribute): Fix error in last
764 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
766 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
767 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
769 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
770 (life_analysis): call purge_all_dead_edges after deleting noops.
771 (delete_noop_move): Do not purge CFG.
772 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
774 2001-10-28 David Edelsohn <edelsohn@gnu.org>
776 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
777 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
778 (ASM_GLOBALIZE_LABEL): Use assemble_name.
779 (ASM_OUTPUT_COMMON): Likewise.
780 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
781 (rs6000_output_function_epilogue): Likewise.
782 (output_mi_thunk): Fix typo.
783 (rs6000_output_symbol_ref): Use assemble_name.
784 (output_toc): Likewise.
785 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
786 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
787 assemble_name calls STRIP_NAME_ENCODING.
788 (ASM_OUTPUT_LABEL): Use assemble_name.
789 (ASM_GLOBALIZE_LABEL): Likewise.
790 (ASM_DECLARE_FUNCTION_NAME): Likewise.
791 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
792 (ASM_OUTPUT_LOCAL): Likewise.
794 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
796 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
797 (expand_builtin_apply, expand_builtin_return): Likewise.
798 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
800 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
802 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
803 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
804 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
805 configure, configure.in, except.c, except.h, flow.c, function.c,
806 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
807 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
808 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
809 unroll.c: Fix spelling errors.
811 * doc/extend.texi, doc/invoke.texi: Fix spelling.
813 * doc/gcc.texi: Document use of "dependent" and American spelling.
815 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
817 * expr.c (emit_group_load): Support CONCATs by storing them to memory
820 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
822 * expr.c (store_constructor_field): Only call adjust_address on MEM.
824 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
826 * genrecog.c (write_switch): Output if before switch for
827 DT_elt_zero_wide_safe.
829 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
831 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
832 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
833 (FUNCTION_PROFILER): Const-ify.
834 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
835 (eliminate_constant_term, assemble_name, output_addr_const):
837 (ptr_half_pic_address_p, half_pic_hash): Prototype.
838 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
839 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
840 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
841 (half_pic_declare, half_pic_external): Const-ify.
842 * toplev.c: Include "halfpic.h".
844 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
846 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
847 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
848 config/i386/i386.c, config/i386/i386-interix.h,
849 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
850 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
851 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
852 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
853 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
854 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
855 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
858 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
859 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
860 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
861 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
862 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
863 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
864 system.h, toplev.c: Fix spelling errors.
866 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
868 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
870 * dwarf2out.c (reg_number): Abort if pseudo.
871 (reg_loc_descriptor): Return 0 if pseudo.
872 (is_based_loc): Return 0 if pseudo.
873 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
875 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
876 (loc_descriptor): Return 0 if can't find location and handle 0
877 return from recursive calls.
878 (loc_descriptor_from_tree): Likewise.
879 Fix handling of indirect.
880 Also return 0 for PLACEHOLDER_EXPR.
881 Clean up COMPONENT_REF cases.
882 (add_AT_location_descriptor): Simplify, but handle 0 return from
884 (add_const_value_attribute): Avoid shift count warning.
885 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
886 Set comp_unit_die as context if not in function.
888 * config/mips/mips-protos.h: Break up long lines.
889 Remove needless #ifdef/#endif blocks.
890 Don't declare functions declared in file made by genpreds or recog.h.
891 * config/mips/mips.c (mips_output_function_prologue): TSIZE
892 is now HOST_WIDE_INT; delete unneeded casts.
893 * config/mips/mips.h: Don't use #elif.
895 * expr.c (stor_constructor_field): Always call adjust_address.
896 Copy TARGET before changing its alias set.
897 (store_field): Likewise, for TO_RTX.
898 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
900 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
901 (find_placeholder): Return 0 if can't find object.
902 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
905 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
907 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
909 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
911 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
912 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
913 (merge_blocks): Properly udpate life after making edge nonfallthru.
914 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
916 2001-10-26 Kazu Hirata <kazu@hxi.com>
918 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
920 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
922 * c-typeck.c (convert_arguments): When comparing for enumeral
923 type equality, use TYPE_MAIN_VARIANT.
924 * gcc.dg/Wconversion.c: New tests.
926 2001-10-26 Kazu Hirata <kazu@hxi.com>
928 * s390/s390.c: Fix comment typos.
929 * s390/s390.h: Likewise.
930 * s390/s390.md: Likewise.
932 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
934 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
935 (walk_tree): Use it for tail calls where appropriate.
937 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
939 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
940 non-local label_refs.
942 2001-10-26 Kazu Hirata <kazu@hxi.com>
944 * config/h8300/h8300.md (4 anonymous patterns): New.
946 2001-10-26 Kazu Hirata <kazu@hxi.com>
948 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
949 algorithm through the shift_info structure.
950 (emit_a_shift): Update the use of get_shift_alg.
952 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
954 * sched-rgn.c: Remove bitset typedef.
955 Change bitset to sbitmap in prototypes / variable types.
959 s/BITSET_ADD/SET_BIT/g
960 s/BITSET_INVERT/sbitmap_ones/g
961 s/BITSET_INTER/sbitmap_a_and_b/g
962 s/BITSET_UNION/sbitmap_a_or_b/g
963 s/BITSET_DIFFER/sbitmap_difference/g
964 s/bitset_member/TEST_BIT/g
966 (bitset_member): Removed.
967 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
968 EXECUTE_IF_SET_IN_SBITMAP.
969 (split_edges): Rewrite, use sbitmap functions instead of bitset
971 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
973 2001-10-26 Andreas Schwab <schwab@suse.de>
975 * reload1.c (emit_input_reload_insns): Fix parens in last
976 (undocumented) change that was supposed to change only whitespace.
978 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
980 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
982 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
985 2001-10-26 Andreas Jaeger <aj@suse.de>
987 * flow.c (clear_log_links): Remove unused variable.
988 * cfgcleanup.c (cleanup_cfg): Likewise.
990 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
992 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
993 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
995 2001-10-26 Richard Henderson <rth@redhat.com>
997 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
998 rename PV_REG to R27_REG.
999 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1000 (REG_CLASS_FROM_LETTER): Update.
1001 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1002 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1003 (udivsi3, modsi3, umodsi3): Likewise.
1004 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1006 2001-10-26 Richard Henderson <rth@redhat.com>
1008 * cfg.c (clear_aux_for_blocks): Split out of ...
1009 (free_aux_for_blocks): here.
1010 (clear_aux_for_edges): Split from ...
1011 (free_aux_for_edges): here.
1012 * basic-block.h: Declare them.
1013 * lcm.c (compute_antinout_edge): Use them.
1014 (compute_laterin, compute_available, compute_nearerout): Likewise.
1015 (optimize_mode_switching): Likewise.
1017 2001-10-26 Richard Henderson <rth@redhat.com>
1019 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1020 moving everything back to the main build directory.
1022 2001-10-26 Christopher Faylor <cgf@redhat.com>
1024 * config/i386/cygwin.h: Search target specfic include directory, if
1027 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1029 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1030 of macro guards. Fix #endif comment.
1032 * output.h (default_exception_section, default_eh_frame_section):
1033 Move prototypes outside of macro guard.
1035 * crtstuff.c: Fix #endif comment.
1037 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1039 * doc/md.texi (movMM): Clarify semantics of storing into a
1040 non-paradoxical SUBREG.
1042 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1044 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1045 (lang_hook_default_get_alias_set): Move next to other alias
1047 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1048 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1049 (LANG_HOOKS_INITIALIZER): Add it.
1050 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1051 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1052 instead of a loop calling poplevel.
1054 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1056 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1057 occurrences of #elif with #if...#endif.
1059 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1061 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1063 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1065 * alias.c (can_address_p): No longer static.
1066 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1067 Return 0 if all parameters are default values.
1068 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1069 (adjust_address_1): Try harder to compute a size.
1070 * expr.c (expand_assignment, store_constructor): If can't address,
1071 set MEM_KEEP_ALIAS_SET_P.
1072 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1073 (store_field): Likewise.
1074 (store_constructor): Simplify call to store_constructor_field.
1075 * expr.h (can_address_p): New declaration.
1076 * gensupport.c (gen_rtx_CONST_INT): New function.
1077 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1078 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1079 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1081 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1083 2001-10-24 Christopher Faylor <cgf@redhat.com>
1085 * config/i386/cygwin.h: Use proper path for mingw crt files when
1088 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1090 * dwarf2out.c (file_info_cmp): Always return consistent results.
1092 2001-10-24 Roger Sayle <roger@eyesopen.com>
1094 * stmt.c (expand_end_case): Index jumptables from zero for
1095 suitably small values of minval.
1097 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1099 * stor-layout.c (place_union_field): If any field was aligned with
1100 attribute aligned, set record type's TYPE_USER_ALIGN.
1101 (place_field): Likewise.
1102 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1103 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1105 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1107 * c-common.h (struct c_common_identifier): Remove rid_code field.
1108 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1110 * c-typeck.c (constructor_designated): New local flag.
1111 (struct constructor_stack): Add "designated" field to match.
1112 (start_init): Clear it.
1113 (really_start_incremental_init, push_init_level): Push and
1115 (pop_init_level): Pop it.
1116 (set_designator): Set it.
1118 (pop_init_level): Suppress "missing initializer" warnings if
1119 constructor_designated is true.
1120 (process_init_element): Suppress warning about union
1121 initialization under traditional C, if constructor_designated
1124 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1126 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1129 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1131 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1133 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1135 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1136 the node was already a set to a constant.
1138 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1140 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1141 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1143 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1145 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1146 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1147 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1148 * s390.c (s390_final_chunkify): Don't use string concatenation.
1149 (s390_function_prologue, s390_function_epilogue): Const-ify.
1150 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1152 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1154 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1157 2001-10-23 Stan Shebs <shebs@apple.com>
1159 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1160 -traditional-cpp in first-stage compilation.
1162 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1164 * gensupport.c (target_flags): Add.
1166 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1168 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1170 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1171 * except.c (expand_builtin_frob_return_addr): Likewise.
1172 (expand_builtin_eh_return): Likewise.
1173 * stmt.c (expand_computed_goto): Likewise.
1174 * explow.c (memory_address): Likewise.
1175 (allocate_dynamic_stack_space): Clean up predicate testing.
1176 (probe_stack_range): Convert SIZE to Pmode.
1177 * calls.c (rtx_for_function_call): Only call convert_memory_address
1179 Pass function call operand as ptr_mode, not Pmode.
1180 * expr.c (expand_assignment): Clean up calls to convert_memory
1181 address by only doing so when needed and making offsets Pmode.
1182 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1183 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1184 is in Pmode, not ptr_mode.
1186 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1188 * darwin-protos.h (constructor_section, destructor_section,
1189 mod_init_section, mod_term_section): Prototype.
1190 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1192 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1194 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1195 objc_section_init declaration.
1196 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1197 (objc_section_init, try_section_alias): Make static.
1198 (alias_section): Make static and hide unused function.
1199 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1201 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1203 * alias.c (can_address_p): Compnonents are not addressable if
1204 the containing type has alias set 0.
1205 (get_alias_set): Rework to use STRIP_NOPS.
1206 Only call front-end routine on object, type, or object with
1207 NOPs stripped, not inner values.
1208 Use language hook to call front-end routine.
1209 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1210 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1211 Don't pass alignment to emit_block_move.
1212 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1213 (expand_builtin_memset): Likewise, but for clear_storage.
1214 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1215 and remove C++ specific parts.
1216 * c-common.h (c_common_get_alias_set): Add declaration.
1217 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1218 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1219 (save_fixed_argument_area): Call set_mem_align.
1220 Remove alignment in call to emit_block_move.
1221 (emit_library_call_value_1, store_one_arg): Likewise.
1222 (target_for_arg): Remove; disabled long ago.
1223 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1224 once and similar cleanups.
1225 (offset_address): Use proper introductory comment.
1226 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1227 from explicit operand; all callers changed.
1228 (clear_storage): Likewise.
1229 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1230 (store_field): Remove kludge on alias set used for to_rtx.
1231 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1232 (expand_expr_unaligned): Call set_mem_attributes instead of
1234 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1235 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1236 (expand_function_end): Track MEM attributes of trampolines.
1237 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1238 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1239 attributes from original.
1240 * langhooks.c (lang_hook_default_get_alias_set): New function.
1241 (hook_get_alias_set_0): New function.
1242 * langhooks.h (hook_get_alias_set_0): New declaration.
1243 (lang_hook_default_get_alias_set): Likewise.
1244 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1245 * reload1.c (alter_reg): Use adjust_address_nv.
1246 * rtl.c (get_mode_alignment): Moved to here.
1247 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1248 change default if unknown from 1 to BITS_PER_UNIT.
1249 * stor-layout.c (get_mode_alignment): Remove from here.
1250 * toplev.h (struct lang_hoks): Add get_alias_set field.
1251 * tree.h (lang_get_alias_set): Delete declaration.
1252 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1253 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1254 (ix86_va_arg): Likewise.
1255 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1256 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1257 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1258 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1259 (expand_block_move_mem): Remove dead code.
1261 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1263 * c-common.c (warn_div_by_zero): New.
1264 * c-common.h (warn_div_by_zero): New.
1265 * c-decl.c (c_decode_option): Take it on the command line.
1266 * c-typeck.c (build_binary_op): Warn about division by zero.
1267 * doc/invoke.texi: Document the new command line option, fix
1268 documentation of -Wmultichar.
1269 * testsuite/gcc.dg/divbyzero.c: New tests.
1270 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1272 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1274 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1276 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1277 to avoid update_life_info call.
1278 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1279 * cfgcleanup.c (bb_flags): New enum.
1280 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1281 (notice_new_block, update_forwarder_flag): New functions.
1282 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1283 (try_forward_edges): Likewise; update flags.
1284 (merge_blocks): Likewise.
1285 (outgoing_edges_match): Likewise.
1286 (try_crossjump_to_edge): Likewise.
1287 (try_optimize_cfg): Likewise; initialize and clear the flags;
1288 recompute life info if needed.
1289 (cleanup_cfg): No need to clear aux pointers.
1291 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1293 * config/i386/i386.c (override_options): Default to minimum
1294 stack alignment when optimizing for code size.
1295 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1298 * config/i386/i386.c (override_options): Set upper limit of
1299 -mpreferred-stack-boundary to 12.
1301 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1303 * recog.c (peephole2_optimize): Add default case to switch.
1305 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1307 * doc/gcc.texi (Sending Patches): Remove.
1309 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1311 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1312 fields when comparing.
1314 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1316 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1317 * arm.c (HOST_INT, HOST_UINT): Likewise.
1319 2001-10-22 Stan Shebs <shebs@apple.com>
1321 * config/darwin-protos.h (darwin_exception_section): Declare.
1322 (darwin_eh_frame_section): Declare.
1324 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1326 * i386.md (movti_rex64): Fix mode.
1328 2001-10-22 Stan Shebs <shebs@apple.com>
1330 * target.h (struct gcc_target): Add asm_out.exception_section,
1331 asm_out.eh_frame_section.
1332 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1333 (TARGET_ASM_EH_FRAME_SECTION): New.
1334 (TARGET_INITIALIZER): Update.
1335 * output.h (default_exception_section): Declare.
1336 (default_eh_frame_section): Declare.
1337 * dwarf2out.c: Include target.h.
1338 (output_call_frame_info): Call target hook for eh frames.
1339 (default_eh_frame_section): New function.
1340 * except.c: Include target.h.
1341 (output_function_exception_table): Call target hook for exception
1343 * varasm.c (default_exception_section): Rename from
1344 exception_section, remove EXCEPTION_SECTION macro.
1346 * config/darwin.h (darwin_eh_frame_section): New function.
1347 (EXCEPTION_SECTION): Remove.
1348 (TARGET_ASM_EXCEPTION_SECTION): Define.
1349 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1350 (nextstep_exception_section): New function.
1351 (nextstep_eh_frame_section): New function.
1352 (TARGET_ASM_EXCEPTION_SECTION): Define.
1353 (TARGET_ASM_EH_FRAME_SECTION): Define.
1355 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1356 (TARGET_ASM_EXCEPTION_SECTION): Define.
1357 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1358 (EXCEPTION_SECTION): Remove.
1359 (TARGET_ASM_EXCEPTION_SECTION): Define.
1360 * config/stormy16/stormy16.h: Remove comments referencing
1361 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1363 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1364 TARGET_ASM_EH_FRAME_SECTION.
1366 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1368 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1371 * c-format.c: Fix spelling typo in comment.
1373 * sched-int.h: Fix typo in GCC preamble.
1375 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1378 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1380 2001-10-22 Richard Henderson <rth@redhat.com>
1382 * config/i386/i386.c (ix86_expand_clear): New.
1383 * config/i386/i386-protos.h: Declare it.
1384 * config/i386/i386.md (setcc peep2s): Use it.
1385 (movsi_xor): Unexport.
1387 2001-10-22 Richard Henderson <rth@redhat.com>
1389 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1390 free_EXPR_LIST_list for LOG_LINKS.
1392 2001-10-21 Robert Lipe <robertlipe@usa.net>
1394 * config/i386/i386.c (sco_asm_named_section): Delete.
1395 (sco_asm_out_constructor): Delete.
1396 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1397 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1398 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1399 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1400 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1402 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1404 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1405 and/or fold extra calls into fewer ones.
1406 * collect2.c (dump_file): Likewise.
1407 * cppexp.c (parse_number): Likewise.
1408 * cpplex.c (_cpp_lex_direct): Likewise.
1409 * final.c (output_asm_insn, asm_fprintf): Likewise.
1410 * fix-header.c (inf_scan_ident, main): Likewise.
1411 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1413 * fold-const.c (real_hex_to_f): Likewise.
1414 * gen-protos.c (parse_fn_proto): Likewise.
1415 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1416 * genrecog.c (change_state, write_action): Likewise.
1417 * gensupport.c (shift_output_template): Likewise.
1418 * local-alloc.c (requires_inout): Likewise.
1419 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1420 * protoize.c (is_id_char, main): Likewise.
1421 * real.c (asctoeg): Likewise.
1422 * recog.c (asm_operand_ok): Likewise.
1423 * reload.c (find_reloads): Likewise.
1424 * scan.c (scan_identget_token): Likewise.
1425 * sched-vis.c (print_value): Likewise.
1426 * stringpool.c (ggc_alloc_string): Likewise.
1427 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1428 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1429 * tradcpp.c (rescan): Likewise.
1430 * tree.c (clean_symbol_name): Likewise.
1431 * varasm.c (decode_reg_name): Likewise.
1433 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1434 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1435 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1436 * m88k.c (output_ascii): Likewise.
1437 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1438 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1439 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1440 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1442 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1444 * langhooks.c (lang_hook_default_do_nothing,
1445 lang_hook_default_decode_option): New defaults.
1446 * langhooks.h: Make hooks unconditional and non-NULL.
1447 * toplev.c (compile_file, toplev_main): Update.
1448 * toplev.h: Update comments.
1449 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1451 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1453 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1455 * system.h (IN_RANGE): New macro.
1457 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1459 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1460 INTLDEPS variable, which does not include $LIBICONV.
1461 * Makefile.in: Use INTLDEPS in LIBDEPS.
1462 * configure: Regenerate.
1464 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1466 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1467 * cpplex.c (lex_percent, lex_dot): Remove.
1468 (get_effective_char, skip_block_comment, skip_line_comment,
1469 parse_identifier_slow, parse_number, parse_string, save_comment,
1470 _cpp_lex_direct): Update to do lookback freely.
1471 (IF_NEXT_IS, BACKUP): New macros.
1472 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1473 * cppmacro.c (paste_tokens): Update.
1475 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1477 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1479 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1481 * reload1.c (reload): Check CONSTANT_P before calling
1482 LEGITIMATE_PIC_OPERAND_P.
1483 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1484 workaround of 2001-10-13.
1486 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1488 * i386.c (split_di): Handle splitting of DFmode.
1490 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1492 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1493 (adjust_address_1, offset_address): Likewise.
1495 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1496 (output_asm_insn): Call it for each line output.
1497 Don't record an operand more than once.
1499 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1500 * main.c: Include config.h and system.h, but not ansidecl.h.
1501 * Makefile.in (main.o): Update accordingly.
1503 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1505 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1507 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1509 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1510 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1512 (find_sub_basic_blocks): ... here;
1513 (find_many_sub_basic_blocks): New.
1514 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1516 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1518 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1520 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1522 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1523 * flow.c (update_life_info): Measure time.
1524 * c-decl.c: Include timevar.h
1525 (c_expand_body): Measure time.
1526 * toplev.c (rest_of_compilation): Measure time of mode switching
1528 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1530 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1531 (lang_independent_options): Add asynchronous-unwind-tables
1532 (toplev_main): flag_asynchronous_unwind_tables implies
1534 * flags.h (flag_asynchronous_unwind_tables): Declare.
1535 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1536 flag_asynchronous_unwind_tables.
1537 (output_call_frame_info): Likewise.
1538 * invoke.texi (-fasynchronous-unwind-tables): Document.
1539 * i386.c (optimization_options): Enable
1540 flag_asynchronous_unwind_tables.
1542 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1543 * i386.md (s* expanders): Destination is QImode.
1545 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1546 * rtl.h (clear_log_links): Kill.
1547 * flow.c (clear_log_links): Make static; accept blocks parameter;
1548 do no clear life info.
1549 (update_life_info): Call clear_log_links.
1551 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1553 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1555 * cpplex.c (handle_newline, skip_escaped_newlines,
1556 get_effective_char, skip_block_comment, skip_line_comment,
1557 parse_identifier_slow, parse_number, parse_string,
1558 _cpp_lex_direct): Update to do more stepping back.
1559 (trigraph_ok): Similarly. Rename trigraph_p.
1560 (SAVE_STATE, RESTORE_STATE): Remove.
1561 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1563 * cpplib.c (destringize): Rename destringize_and_run, and
1564 call run_directive directly.
1565 (_cpp_do__Pragma): Simplify.
1567 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1569 * pe.c (arm_pe_unique_section): Const-ify.
1570 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1571 (switch_to_section): Add static prototype.
1573 * output.h (drectve_section): Prototype.
1575 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1577 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1578 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1579 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1580 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1581 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1582 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1583 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1584 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1585 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1586 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1587 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1588 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1589 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1590 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1591 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1592 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1593 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1594 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1595 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1596 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1597 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1598 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1599 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1600 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1601 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
1602 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
1603 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
1604 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
1605 v850-*-*): Delete superflous ${cpu_type} setting.
1606 * config/linux.h: Delete svr4.h include.
1607 (SET_ASM_OP): Delete.
1608 * config/netware.h (INT_ASM_OP): Undef before define.
1609 * config/ptx4.h: Delete elfos.h include.
1610 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
1611 * config/svr4.h: Delete elfos.h include. Update commentary.
1612 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
1613 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
1614 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
1615 config/v850/v850.h: Delete svr4.h include.
1616 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
1617 config/m68k/m68kv4.h, config/m88k/sysv4.h,
1618 config/sparc/sysv4.h: Update includes.
1619 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
1620 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
1621 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
1622 config/m88k/dguxbcs.h: Delete includes.
1623 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
1624 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
1625 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
1627 * config/m88k/dgux.h: Delete include.
1628 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
1630 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
1631 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
1632 * config/sh/elf.h: Update include.
1633 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
1634 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
1636 2001-10-19 Catherine Moore <clm@redhat.com>
1638 * config/stormy16/stormy-abi: Updates to varargs descriptions.
1639 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
1640 base and count fields.
1641 (stormy16_expand_builtin_va_start): last_reg_count changed to
1642 size_of_reg_args. Use count + size in first comparison.
1644 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1646 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
1647 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
1648 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
1649 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
1650 Set alignment from type if INDIRECT_REF.
1651 (adjust_address_1, offset_address): Simplify alignment compuitation.
1652 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
1653 here; done by set_mem_attributes.
1655 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1657 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
1658 * arm-protos.h (rdata_section, zero_init_section, common_section):
1660 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
1661 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
1662 traditional mode stringification.
1663 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
1664 in macros controling its use.
1665 * rtlanal.c: Include tm_p.h.
1666 * varasm.c (asm_output_aligned_bss): Mark parameter with
1668 (assemble_constant_align, assemble_start_function, assemble_align,
1669 assemble_variable, assemble_trampoline_template,
1670 output_constant_def_contents): Wrap potentially empty if-stmt body
1673 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1675 * a29k-protos.h (literal_section): Prototype.
1676 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
1677 * a29k.md: Ensure function pointers are prototyped.
1678 * genattrtab.c (write_eligible_delay): Mark parameter with
1681 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1683 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1684 * 1750a.c (print_operand): Fix format specifier warning.
1685 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
1686 * 1750a.md: Likewise.
1687 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
1688 * genemit.c (output_add_clobbers): Mark parameter with
1690 * genrecog.c (write_subroutine): Likewise.
1691 * integrate.c (expand_inline_function): Delete unused variable.
1692 * varasm.c (remove_from_pending_weak_list): Wrap with
1695 2001-10-19 Jakub Jelinek <jakub@redhat.com>
1697 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
1698 field is different to previous argument's neg field.
1700 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
1702 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1704 * final.c (get_decl_from_op): New function.
1705 (output_asm_insn): Call it; write "*" when item with decl is address.
1707 2001-10-19 Janis Johnson <janis187@us.ibm.com>
1709 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
1710 about 64-bit support from the 3.0_branch version.
1712 2001-10-19 Zack Weinberg <zack@codesourcery.com>
1714 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
1715 USE_INCLUDED_LIBINTL when appropriate.
1716 * configure, config.in: Regenerate.
1717 * Makefile.in (datadir): Set to @datadir@.
1718 (intl.o): Also depend on $(CONFIG_H) and system.h.
1720 * intl.c: Factor out common gettext initialization sequence.
1721 (gcc_init_libintl): New function.
1722 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
1723 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
1724 off NLS. Add multiple include guard. No need to #ifdef-guard
1725 an #undef. Prototype gcc_init_libintl here.
1727 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
1728 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
1729 Use gcc_init_libintl.
1731 2001-10-19 Catherine Moore <clm@redhat.com>
1733 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
1735 * config/stormy16/stormy16.c (stormy16_split_move): Make
1736 sure that REG_INC notes are present for auto_inc operands.
1738 2001-10-19 Andreas Jaeger <aj@suse.de>
1740 * configure: Regenerated.
1741 * configure.in: Add x86_64 to switch statements.
1743 2001-10-18 Richard Henderson <rth@redhat.com>
1745 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1746 address into $27 explicitly.
1747 (sibcall_value_osf_1): Likewise.
1749 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1751 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1752 (offset_address): New function.
1753 (free_emit_status): Free regno_decl.
1754 (init_emit): Pass proper number of elements to xcalloc.
1755 Allocate regno_decl.
1756 (mark_emit_status): Mark regno_decl values.
1757 * expr.c (highest_pow2_factor): New function.
1758 (expand_assigment): Use it and offset_address.
1759 Properly handle ptr_mode vs. Pmode in offset calculation.
1760 (store_constructor, expand_expr_unaligned): Likewise.
1761 (expand_expr, case COMPONENT_EXPR): Likewise.
1762 * expr.h (offset_address): New decl.
1763 * function.h (struct emit_status): Add regno_decl.
1764 (REGNO_DECL): New macro.
1765 * final.c (output_asm_name): Move in file and don't conditionalize
1766 on flag_print_asm_name.
1767 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1768 Output names of operands, if known.
1769 * function.c (assign_parms): Set REGNO_DECL.
1770 * integrate.c (integrate_decl_tree): Likewise.
1771 * stmt.c (expand_decl): Likewise.
1772 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1774 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1776 * attribs.c (handle_noinline_attribute): New function.
1777 (handle_used_attribute): Likewise.
1778 (c_common_attribute_table): Added noinline and used.
1779 * doc/extend.texi (Function Attributes): Document them.
1780 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1781 Warn when merging inline with attribute noinline.
1782 (start_decl, start_function): Warn if inline and attribute
1783 noinline appear in the same declaration.
1785 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1787 * config.gcc: Update c4x and i370 for C front end-specific
1789 * config/c4x/c4x-c.c: New.
1790 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1791 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1793 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1794 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1796 (c4x_init_pragma): Remove.
1797 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1798 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1799 c4x_pr_ignored): Move to c4x-c.c.
1800 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1801 * config/c4x/t-c4x: Update.
1802 * config/i370/i370-c.c: New.
1803 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1804 (i370_pr_map): Move to i370-c.c.
1805 * config/i370/t-i370: New.
1807 * doc/tm.texi: Update.
1809 2001-10-17 Stan Shebs <shebs@apple.com>
1811 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1812 typo fixes throughout.
1813 (machopic_output_stub): Remove some dead code.
1815 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1817 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1820 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1822 * Makefile.in (print-rtl.o): Depend on TREE_H.
1823 * alias.c (get_alias_set): Make two passes over objects to first
1824 see if inner object is access via restricted pointer.
1825 Defer allocating alias set for restricted pointer until here.
1826 Call find_placeholder with second arg nonzero.
1828 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1829 set for restricted pointer types.
1830 * emit-rtl.c (set_mem_attributes): Set more attributes.
1831 (set_mem_align, change_address, adjust_address_1): New functions.
1832 (change_address_1): Now static.
1833 (adjust_address, adjust_address_nv): Deleted.
1834 (replace_equiv_address): Call change_address_1.
1835 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1836 (find_placeholder): Get starting point from PLIST arg.
1837 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1838 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1839 (adjust_address, adjust_address_nv): New macros.
1840 * print-rtl.c (tree.h): New include.
1841 (print_rtx, case MEM): Print all memory attributes.
1843 2001-10-17 Richard Henderson <rth@redhat.com>
1845 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1847 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1849 * c-tree.texi: Eliminate duplicated word.
1850 * cpp.texi: Likewise.
1851 * install.texi: Likewise.
1852 * invoke.texi: Likewise.
1853 * tm.texi: Likewise.
1855 2001-10-17 Michael Collison <collison@isisinc.net>
1857 * dsp16xx.c: Fix comment formatting to match GNU standards.
1858 (dsp16xx_output_function_prologue): Change type of 'size'
1859 parameter from 'int' to HOST_WIDE_INT.
1860 (dsp16xx_output_function_epilogue): Change type of 'size'
1861 parameter from 'int' to HOST_WIDE_INT.
1863 2001-10-16 Richard Henderson <rth@redhat.com>
1865 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1866 * configure, config.in: Rebuild.
1868 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1869 (ix86_output_addr_diff_elt): New.
1870 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1871 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1872 (JUMP_TABLES_IN_TEXT_SECTION): New.
1873 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1874 * config/i386/i386-protos.h: Update.
1876 * config/i386/386bsd.h, config/i386/beos-elf.h,
1877 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1878 config/i386/i386-interix.h, config/i386/i386elf.h,
1879 config/i386/linux.h, config/i386/netbsd-elf.h,
1880 config/i386/netbsd.h, config/i386/openbsd.h,
1881 config/i386/ptx4-i.h, config/i386/rtemself.h,
1882 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1883 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1885 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1887 * stmt.c (expand_asm_operands): Update commentary.
1889 2001-10-16 Stan Shebs <shebs@apple.com>
1891 * config/darwin.h (GCC_NAME): Remove, no longer used.
1892 (NO_MATH_LIBRARY): Ditto.
1893 (MATH_LIBRARY): Define to emptiness.
1894 (DWARF2_DEBUGGING_INFO): Define.
1895 (PREFERRED_DEBUGGING_TYPE): Define.
1896 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
1897 (EXCEPTION_SECTION): Define.
1898 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1899 * config/darwin.c (darwin_encode_section_info): Handle case of
1900 DECL_INITIAL being error_mark_node.
1902 2001-10-16 Richard Henderson <rth@redhat.com>
1904 * alpha.c (current_file_function_operand): Don't fail for profiling.
1905 (direct_call_operand): New.
1906 * alpha-protos.h: Declare it.
1907 * alpha.h (EXTRA_CONSTRAINT): Use it.
1908 (PREDICATE_CODES): Add it.
1909 (ASM_OUTPUT_MI_THUNK): Remove.
1910 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
1911 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
1913 2001-10-16 Krister Walfridsson <cato@df.lth.se>
1915 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
1916 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1918 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1920 * cfg.c (free_edge): Break out from ....
1921 (remove_edge): ... here.
1922 (clear_edges): Use free_edge.
1924 * att.h (ASM_QUAD): Add comment.
1925 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
1927 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
1929 * i386.c (split_ti): New function.
1930 (ix86_split_to_parts): Support TImodes.
1931 * i386.h (VALID_INT_MODE_P): Add TImode.
1932 * i386.md (movdi splitter): Fix.
1933 (movti): Support 64bit integer registers.
1934 (movti_rex64): New function and splitter.
1936 * i386.c (*_cost): Add movsx/movzx cost.
1937 * i386.h (struct processor_costs): Add movsx/movzx fields.
1938 (RTX_COSTS): Handle zero/sign extend + avoid believing that
1939 64bit operations require split on 64bit machine.
1940 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
1942 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
1943 (ix86_expand_move): Avoid pushes of memory if size does not match;
1944 move long constants to register.
1945 (x86_initialize_trampoline): Fix mode.
1946 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
1947 Use ASM_QUAD on 64bit.
1948 * i386.md (test pattern): Disallow impossible constants.
1949 (tablejump PIC expander): Fix emitting of sum.
1950 (movdicc_rex64): Rename to movdicc.
1951 * linux64.h (LINK_SPEC): Add missing '%'.
1953 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
1955 * tree-inline.c (inlinable_function_p): Leave it up to the
1956 front-end to turn -finline-functions into DECL_INLINE set for all
1959 2001-10-16 Stan Shebs <shebs@apple.com>
1961 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
1963 2001-10-16 Alan Modra <amodra@bigpond.net.au>
1965 * recog.c: Formatting and comment typo fixes.
1967 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
1968 version in single tree build.
1969 * configure: Regenerate.
1971 2001-10-15 David Edelsohn <edelsohn@gnu.org>
1973 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
1974 MODE arguments to gen_rtx and compare operand with const0_rtx.
1976 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1978 * system.h: Poison old unused target macros.
1979 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1980 * config/stormy16/stormy16.c: Update references to obsolete macros.
1981 * config/stormy16/stormy16.h: Similarly.
1982 * config/stormy16/stormy16.md: Similarly.
1983 * config/cris/cris.h: Similarly.
1985 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1987 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
1988 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
1989 cpp_register_pragma): Update accordingly.
1991 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
1993 * c-pragma.h (cpp_register_pragma_space): Remove.
1994 * cpplib.h (cpp_register_pragma_space): Remove.
1995 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
1996 (cpp_register_pragma_space): Remove.
1997 (cpp_register_pragma): Simplify using lookup_pragma_entry,
1999 (do_pragma): Similarly.
2000 (_cpp_init_internal_pragmas): Don't register namespaces.
2002 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2003 Don't register namespaces.
2004 * cp/lex.c (init_cp_pragma): Similarly.
2005 * doc/tm.texi: Update.
2007 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2010 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2012 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2014 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2015 add scheduling support.
2016 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2017 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2018 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2021 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2023 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2024 missing CONSTANT_P test in core GCC.
2026 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2028 * cppmain.c (struct printer): New member source.
2029 (scan_translation_unit): Fix spacing at start of lines.
2030 (cb_line_change): Update.
2032 * gcc.dg/cpp/spacing2.c: New test.
2034 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2036 * config/cris/arit.c: Use __builtin_labs, not abs.
2038 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2040 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2041 misplaced sprintf and fprintf argument.
2043 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2045 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2046 * configure.in, Makefile.in: Take out obsolete check-po logic.
2047 * configure, config.in: Regenerate.
2049 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2051 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2052 symtab declarations.
2054 2001-10-12 Stan Shebs <shebs@apple.com>
2056 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2057 declarations of arguments and local variables.
2059 2001-10-12 Christopher Faylor <cgf@redhat.com>
2061 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2062 ENDFILE_SPEC definition.
2064 2001-10-12 Kazu Hirata <kazu@hxi.com>
2066 * gthr-dce.h: Fix comment formatting.
2067 * gthr-posix.h: Likewise.
2068 * gthr-single.h: Likewise.
2069 * gthr-solaris.h: Likewise.
2070 * gthr-vxworks.h: Likewise.
2071 * gthr-win32.h: Likewise.
2073 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2075 * final.c (output_asm_insn): Make sure assembly dialects are
2076 terminated, not nested. Output `|' and `}' characters if they
2077 don't appear inside assembly dialect selection.
2078 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2079 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2080 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2081 strsetsi_rex_1): Add {} braces.
2083 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2085 * toplev.c (compile_file): Ignore return value from yyparse.
2086 Always pop any nested binding levels after yyparse returns.
2088 2001-10-11 Richard Henderson <rth@redhat.com>
2090 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2092 2001-10-11 Richard Henderson <rth@redhat.com>
2094 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2095 fall back to add_AT_long_long for large CONST_INT.
2097 2001-10-11 Richard Henderson <rth@redhat.com>
2099 * config/i386/i386.md (setcc splitters): Add four splitters to
2100 simplify compound compares that simplify_comparison can't handle.
2102 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2104 * cpplex.c (digraph_spellings, token_spellings): Make static.
2106 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2108 * unroll.c (loop_iterations): Fixup last patch.
2110 2001-10-11 Richard Henderson <rth@redhat.com>
2112 * rtl.h (REG_VTABLE_REF): New.
2113 * rtl.c (reg_note_name): Add it.
2114 * combine.c (distribute_notes): Handle it.
2115 * final.c (final_scan_insn): Handle it.
2116 * tree.def (VTABLE_REF): New.
2117 * expr.c (expand_expr): Handle it.
2118 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2119 * output.h: Declare them.
2121 2001-10-11 Richard Henderson <rth@redhat.com>
2123 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2126 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2128 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2129 available in 64-bit mode.
2131 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2133 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2134 cris-*-linux* cases.
2135 * config/cris/cris-protos.h: New file.
2136 * config/cris/cris.c: New file.
2137 * config/cris/cris.h: New file.
2138 * config/cris/cris.md: New file.
2139 * config/cris/linux.h: New file.
2140 * config/cris/aout.h: New file.
2141 * config/cris/arit.c: New file.
2142 * config/cris/cris_abi_symbol.c: New file.
2143 * config/cris/mulsi3.asm: New file.
2144 * config/cris/t-aout: New file.
2145 * config/cris/t-cris: New file.
2146 * config/cris/t-elfmulti: New file.
2147 * config/cris/t-linux: New file.
2148 * doc/invoke.texi: Add CRIS options.
2149 * doc/install.texi (Specific): Add blurb for CRIS.
2151 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2153 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2155 * config/float/i32.h: Likewise.
2156 * config/float-i386.h: Likewise.
2157 * config/float-i64.h: Likewise.
2158 * config/float-m68k.h: Likewise.
2159 * config/float-sh.h: Likewise.
2160 * config/float-sparc.h: Likewise.
2162 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2164 * doc/contrib.texi: Add note about CRIS port to my entry.
2166 2001-10-11 Kazu Hirata <kazu@hxi.com>
2168 * basic-block.h: Fix formatting.
2169 * bitmap.h: Likewise.
2170 * cpplib.h: Likewise.
2171 * c-tree.h: Likewise.
2172 * diagnostic.h: Likewise.
2173 * flags.h: Likewise.
2175 * longlong.h: Likewise.
2177 * reload.h: Likewise.
2181 2001-10-10 Richard Henderson <rth@redhat.com>
2183 * c-parse.in (asm_operand): Allow named operands.
2184 * genconfig.c (max_recog_operands): Set to 29.
2185 * local-alloc.c (requires_inout): Skip multiple digits.
2186 * recog.c (asm_operand_ok): Likewise.
2187 (preprocess_constraints): Use strtoul for matching constraints.
2188 (constrain_operands): Likewise.
2189 * regmove.c (find_matches): Likewise.
2190 * reload.c (find_reloads): Likewise.
2191 * stmt.c (parse_output_constraint): Don't reject in-out
2192 constraint on operands > 9. Reject '[' in constraint.
2193 (expand_asm_operands): Handle named operands. Use strtoul
2194 for matching constraints.
2195 (check_operand_nalternatives): Split out from expand_asm_operands.
2196 (check_unique_operand_names): New.
2197 (resolve_operand_names, resolve_operand_name_1): New.
2199 * doc/extend.texi (Extended Asm): Document named operands.
2200 * doc/md.texi (Simple Constraints): Document matching constraints
2203 2001-10-10 Richard Henderson <rth@redhat.com>
2205 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2207 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2208 (jcc splitters): Add two splitters to simplify compound compares
2209 that simplify_comparison can't handle.
2211 2001-10-10 Richard Henderson <rth@redhat.com>
2213 * langhooks.c: Include langhooks.h.
2214 * Makefile.in (langhooks.o): Depend on it.
2216 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2218 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2219 should not be considered as a no-op.
2220 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2222 2001-10-10 Stan Shebs <shebs@apple.com>
2224 * alias.c: Remove uses of "register" specifier in declarations
2225 of arguments and local variables.
2226 * c-common.c: Ditto.
2227 * c-convert.c: Ditto.
2229 * c-format.c: Ditto.
2230 * c-semantics.c: Ditto.
2231 * c-typeck.c: Ditto.
2232 * caller-save.c: Ditto.
2235 * cfgbuild.c: Ditto.
2237 * collect2.c: Ditto.
2241 * cppfiles.c: Ditto.
2244 * defaults.h: Ditto.
2246 * dwarf2out.c: Ditto.
2247 * dwarfout.c: Ditto.
2248 * emit-rtl.c: Ditto.
2253 * fix-header.c: Ditto.
2254 * floatlib.c: Ditto.
2256 * fold-const.c: Ditto.
2257 * function.c: Ditto.
2260 * gen-protos.c: Ditto.
2261 * genattrtab.c: Ditto.
2262 * gencheck.c: Ditto.
2263 * genconfig.c: Ditto.
2265 * genextract.c: Ditto.
2266 * genflags.c: Ditto.
2267 * gengenrtl.c: Ditto.
2268 * genoutput.c: Ditto.
2270 * genrecog.c: Ditto.
2271 * gensupport.c: Ditto.
2275 * haifa-sched.c: Ditto.
2276 * hard-reg-set.h: Ditto.
2278 * integrate.c: Ditto.
2281 * local-alloc.c: Ditto.
2283 * mips-tdump.c: Ditto.
2284 * mips-tfile.c: Ditto.
2287 * print-rtl.c: Ditto.
2288 * read-rtl.c: Ditto.
2291 * reg-stack.c: Ditto.
2292 * regclass.c: Ditto.
2297 * resource.c: Ditto.
2301 * sched-deps.c: Ditto.
2302 * sched-rgn.c: Ditto.
2304 * simplify-rtx.c: Ditto.
2306 * stor-layout.c: Ditto.
2313 * xcoffout.c: Ditto.
2315 2001-10-10 Richard Henderson <rth@redhat.com>
2317 * rtl.h (can_reverse_comparison_p): Remove.
2319 2001-10-10 Christopher Faylor <cgf@redhat.com>
2321 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2324 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2326 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2327 (Thanks to Chris Faylor for suggesting macro name).
2328 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2330 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2331 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2332 (MATH_LIBRARY): Undef before definition.
2333 (OUTPUT_QUOTED_STRING): Likewise.
2334 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2336 2001-10-10 Richard Henderson <rth@redhat.com>
2338 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2339 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2340 a tristate comparison value.
2341 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2343 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2346 * unroll.c (loop_iterations): Ignore insns generated by loop
2349 * config.gcc (mips*-*-gnu*): Delete support.
2350 * config/mips/gnu.h: Remove.
2352 2001-10-10 Kazu Hirata <kazu@hxi.com>
2354 * calls.c: Fix formatting.
2355 * c-decl.c: Likewise.
2356 * cfgcleanup.c: Likewise.
2357 * combine.c: Likewise.
2358 * cppfiles.c: Likewise.
2359 * cpplib.c: Likewise.
2360 * cppmacro.c: Likewise.
2361 * crtstuff.c: Likewise.
2363 * dwarf2out.c: Likewise.
2364 * expmed.c: Likewise.
2366 * fold-const.c: Likewise.
2367 * function.c: Likewise.
2369 * genattrtab.c: Likewise.
2370 * ggc-page.c: Likewise.
2371 * integrate.c: Likewise.
2372 * libgcc2.c: Likewise.
2374 * optabs.c: Likewise.
2375 * profile.c: Likewise.
2376 * protoize.c: Likewise.
2378 * recog.c: Likewise.
2379 * reload1.c: Likewise.
2380 * reload.c: Likewise.
2381 * reorg.c: Likewise.
2382 * resource.c: Likewise.
2383 * sched-rgn.c: Likewise.
2384 * sdbout.c: Likewise.
2386 * toplev.c: Likewise.
2387 * varasm.c: Likewise.
2389 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2391 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2392 * Makefile.in (langhooks.o): Add dependencies.
2394 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2396 * rs6000.c (rs6000_emit_load_toc_table): Don't
2397 strdup the toc label.
2398 (create_TOC_reference): Likewise.
2400 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2402 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2405 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2407 * config/i386/i386.c (ix86_attribute_table): Correct
2408 min_len, max_len fields for dllimport, dllexport and shared.
2410 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2412 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2413 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2414 Consistently use "nonzero" instead of "non-zero".
2416 2001-10-09 Kazu Hirata <kazu@hxi.com>
2418 * acconfig.h: Fix comment formatting.
2419 * c-dump.h: Likewise.
2420 * c-tree.h: Likewise.
2421 * conditions.h: Likewise.
2423 * function.h: Likewise.
2425 * hwint.h: Likewise.
2426 * integrate.h: Likewise.
2429 * optabs.h: Likewise.
2431 2001-10-09 Kazu Hirata <kazu@hxi.com>
2433 * c-common.h: Fix comment formatting.
2434 * c-dump.c: Likewise.
2436 * diagnostic.h: Likewise.
2437 * except.c: Likewise.
2439 * gcov-io.h: Likewise.
2440 * genattrtab.c: Likewise.
2441 * output.h: Likewise.
2442 * predict.h: Likewise.
2443 * reload1.c: Likewise.
2444 * reload.h: Likewise.
2445 * resource.h: Likewise.
2447 * system.h: Likewise.
2449 * tree-inline.c: Likewise.
2450 * tsystem.h: Likewise.
2451 * varasm.c: Likewise.
2452 * xcoffout.h: Likewise.
2454 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2456 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2458 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2460 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2461 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2462 config/i386/netware.h, config/mcore/gfloat.h,
2463 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2464 config/netware.h, gccbug.in: Update FSF address.
2466 2001-10-09 Kazu Hirata <kazu@hxi.com>
2468 * c-common.c: Fix comment typos.
2469 * cfgrtl.c: Likewise.
2470 * collect2.c: Likewise.
2471 * cpplex.c: Likewise.
2472 * doloop.c: Likewise.
2473 * dwarf2out.c: Likewise.
2474 * dwarfout.c: Likewise.
2476 * fold-const.c: Likewise.
2480 * global.c: Likewise.
2481 * ifcvt.c: Likewise.
2483 * optabs.c: Likewise.
2484 * protoize.c: Likewise.
2485 * regclass.c: Likewise.
2486 * reorg.c: Likewise.
2490 * doc/cpp.texi: Likewise.
2491 * doc/c-tree.texi: Likewise.
2492 * doc/extend.texi: Likewise.
2493 * doc/invoke.texi: Likewise.
2494 * doc/objc.texi: Likewise.
2495 * doc/tm.texi: Likewise.
2497 2001-10-08 Richard Henderson <rth@redhat.com>
2499 * varasm.c (set_named_section_flags): Initialize "declared".
2501 2001-10-08 Robert Lipe <robertlipe@usa.net>
2503 * varasm.c (struct in_named_entry): Add declared.
2504 (named_section_first_declaration): New function.
2505 (default_elf_asm_named_section): Use it.
2506 * output.h (named_section_first_declaration): New.
2508 2001-10-08 Richard Henderson <rth@redhat.com>
2510 * i386.md (movsi_xor): Export.
2511 (setcc peep2): Use it when available; add an alternative to
2512 match zero_extendhisi2_and.
2514 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2516 * romp-protos.h (romp_initialize_trampoline): New function.
2517 * romp.c (romp_initialize_trampoline): Likewise.
2518 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2519 romp_initialize_trampoline.
2521 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2523 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2524 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2525 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2526 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2528 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2530 * unroll.c (loop_iterations): Extend check for multiple back edges.
2532 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2534 * langhooks.h: New file.
2535 * Makefile.in (OBJS): Added langhooks.o.
2536 (c-lang.o): Depend on langhooks.h.
2537 (c-common.o): Don't depend on tree-inline.h.
2538 (tree-inline.o): Depend on toplev.h.
2539 (langhooks.o): New rule.
2540 * c-common.c: Don't include tree-inline.h.
2541 (c_mark_lang_decl): Mark argument c as unused.
2542 (c_common_lang_init): Don't initialize hooks here.
2543 * c-lang.c: Include langhooks.h, then override some macros.
2544 (lang_hooks): Initialize with macros in langhooks.h.
2545 (c_init): Don't initialize hooks here.
2546 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2547 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2548 * tree-inline.c: Include toplev.h. Don't define hook variables.
2549 * tree-inline.h: Don't define hook types nor declare hook
2550 variables. Move macros to...
2551 * langhooks.c: ... new file, as functions. Adjust all callers.
2553 2001-10-08 Jeffrey A Law <law@cygnus.com>
2555 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2556 purge_mem_unchanging_flag on all instructions, not just on those
2557 before NOTE_INSN_FUNCTION_BEG.
2559 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2561 * cppmacro.c (_cpp_create_definition): Leave comments off.
2563 * doc/cpp.texi: Update.
2565 2001-10-08 DJ Delorie <dj@redhat.com>
2567 * c-decl.c (grokfield): Make sure the only unnamed fields
2568 we're allowing are either structs or unions.
2569 * doc/extend.texi: Add documentation for the unnamed field
2572 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2574 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2575 * configure.in: Use it.
2576 * configure: Regenerated.
2577 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2578 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2580 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2582 * cppfiles.c (open_file): Don't mark zero-length files
2583 never-reread here. Don't output diagnostics here either.
2584 (stack_include_file): Mark them never-reread here.
2585 (_cpp_read_file): Update.
2587 2001-10-08 Richard Henderson <rth@redhat.com>
2589 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2591 2001-10-08 Richard Henderson <rth@redhat.com>
2593 * expr.c (store_expr): When converting a CONST_INT for storage
2594 in a SUBREG, convert it to both SUBREG modes before stripping
2597 2001-10-08 Richard Henderson <rth@redhat.com>
2599 * varasm.c (restore_varasm_status): New.
2600 * function.h: Declare it.
2601 * function.c (pop_function_context_from): Call it.
2603 2001-10-08 Richard Henderson <rth@redhat.com>
2605 * c-common.h (struct c_lang_decl): Add declared_inline.
2606 * c-tree.h (DECL_DECLARED_INLINE_P): New.
2607 * c-lang.c (c_disregard_inline_limits): Use it.
2608 * c-decl.c (duplicate_decls): Likewise.
2609 (pushdecl, redeclaration_error_message): Likewise.
2610 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
2611 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
2612 Set DECL_INLINE if -finline-functions.
2613 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
2615 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2617 * cppmacro.c (funlike_invocation_p): Move some logic to caller
2618 in enter_macro_context. Create a padding token in its own context
2619 if necessary when the search for '(' fails.
2620 (enter_macro_context): Update.
2622 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2624 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
2625 genmultilib, toplev.c: Fix spelling errors of "separate" as
2626 "seperate", and corresponding spelling errors of related words.
2628 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2630 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
2631 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
2633 * c-dump.c (dump_option_value_info): Likewise.
2634 * c-format.c (format_length_info, format_char_info,
2635 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
2636 * collect2.c (names): Likewise.
2637 * cppdefault.h (default_include): Likewise.
2638 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
2639 * flow.c (life_analysis): Likewise.
2640 * gcc.c (dir_separator_str, modify_target, option_map,
2641 target_option_translations, spec_list_1, extra_specs_1,
2642 init_spec): Likewise.
2643 * gcov.c (gcov_version_string): Likewise.
2644 * genattr.c (write_units): Likewise.
2645 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
2646 * gengenrtl.c (rtx_definition, defs): Likewise.
2647 * genrecog.c (pred_table): Likewise.
2648 * global.c (global_alloc): Likewise.
2649 * lcm.c (optimize_mode_switching): Likewise.
2650 * local-alloc.c (find_free_reg): Likewise.
2651 * params.h (param_info): Likewise.
2652 * predict.c (predictor_info): Likewise.
2653 * protoize.c (unexpansion_struct): Likewise.
2654 * real.c (bmask): Likewise.
2655 * recog.h (insn_operand_data, insn_data): Likewise.
2656 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
2657 * stmt.c (expand_nl_goto_receiver): Likewise.
2658 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
2659 target_switches, target_options): Likewise.
2660 * tradcif.y (token, tokentab2, yylex): Likewise.
2661 * tree.h (attribute_spec): Likewise.
2663 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
2665 * arc.c (arc_output_function_epilogue): Likewise.
2666 * arm.c (processors, all_cores, all_architectures,
2667 arm_override_options, isr_attribute_arg, isr_attribute_args,
2668 arm_isr_value): Likewise.
2669 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
2671 * c4x.c (c4x_int_reglist): Likewise.
2672 * d30v.c (override_options): Likewise.
2673 * h8300.c (shift_insn): Likewise.
2674 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
2675 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
2676 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
2677 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
2678 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
2679 * i386.h (processor_costs, ix86_cost): Likewise.
2680 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
2681 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
2682 * m68k.c (codes_68881, codes_FPA): Likewise.
2683 * m88k.c (mode_from_align, max_from_align, all_from_align,
2684 best_from_align, m_options): Likewise.
2685 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2686 * mcore.c (mode_from_align): Likewise.
2687 * mips/elf64.h (UNIQUE_SECTION): Likewise.
2688 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
2689 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
2690 * mips.h (mips_regno_to_class): Likewise.
2691 * ns32k.c (scales): Likewise.
2692 * pa.c (import_string, magic_milli): Likewise.
2693 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
2694 * sparc.c (leaf_reg_remap, sparc_override_options,
2695 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
2697 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
2699 2001-10-07 Dale Johannesen <dalej@apple.com>
2701 * reload1.c (reload_reg_free_p): Teach register interference
2702 checking that multiple output reloads are emitted in
2704 reload1.c (reload_reg_reaches_end_p): Ditto.
2705 reload1.c (reloads_conflict): Ditto.
2707 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2709 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
2710 NULL_TREE inside @code.
2712 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2714 * doc/gcc.texi: Document consistent style of "32-bit",
2715 "Objective-C", and "@code{NULL}".
2717 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2719 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
2720 (cpp_token_len, cpp_spell_token, cpp_output_token,
2721 _cpp_equiv_tokens): Handle it.
2722 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
2723 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
2724 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
2727 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2729 * gcc.c (default_compilers): Remove .ada.
2731 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
2733 * doc/cppinternals.texi: Update.
2735 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2737 * gcc.c (main): Set this_file_error if the appropriate
2738 compiler for a language has not been installed.
2740 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2742 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2744 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2746 * gccbug.in (CATEGORIES): Add ada.
2748 2001-10-05 Catherine Moore <clm@redhat.com>
2750 * config/stormy16/stormy-abi: Document abi changes.
2751 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2752 (ICALL_REGS): New register class.
2753 (NUM_ARGUMENT_REGISTERS): Now 6.
2754 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2756 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2757 * config/stormy16.md (call_internal, call_value_internal,
2758 indirect_jump): Use new 'z' constraint.
2760 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2762 * doc/cppinternals.texi: Update.
2764 2001-10-05 Richard Henderson <rth@redhat.com>
2766 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2767 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2768 the gas section-name-as-label feature.
2770 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2772 * doc/cppinternals.texi: Update.
2774 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2776 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2777 to ensure valid SImode constants.
2779 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2781 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2782 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2783 * c-decl.c: Include tree-inline.h.
2784 (c_expand_body): Call optimize_inline_calls. Determine whether
2785 a function is inlinable upfront, and only clear
2786 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2787 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2788 (c_disregard_inline_limits): New function.
2789 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2790 (c_post_options): Enable tree inlining if inlining is enabled.
2791 Don't inline trees when instrumenting functions.
2792 (c_init): Initialize lang_disregard_inline_limits and
2793 lang_cannot_inline_tree_fn.
2794 * tree-inline.c (initialize_inlined_parameters): Handle calls
2795 with fewer arguments than declared parameters, and fewer
2796 parameters than passed arguments. Don't assume value is a
2798 (declare_return_variable): Convert return value back to the
2799 original type, if it was promoted.
2800 (tree_inlinable_function_p): New function.
2801 (inlinable_function_p): Don't look at DECL_INLINE if we're
2802 inlining all functions. Make it work with a NULL id.
2803 Re-check DECL_UNINLINABLE after language-specific checks.
2804 * tree-inline.h (tree_inlinable_function_p): Declare it.
2805 * integrate.c (save_for_inline): Don't bother to prepare argvec
2807 * cse.c (check_for_label_ref): Don't check deleted labels.
2809 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2810 * tree-inline.c: Include headers needed for the functions moved in.
2811 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2812 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2813 (copy_body, initialize_inlined_parameters): Likewise.
2814 (declare_return_variable, inlinable_function_p): Likewise.
2815 (expand_call_inline, expand_calls_inline): Likewise.
2816 (optimize_inline_calls, clone_body): Likewise.
2817 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2818 (copy_tree_r, remap_save_expr): Likewise.
2820 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2822 * Makefile.in (OBJS): Added tree-inline.o.
2823 (c-common.o): Depend on tree-inline.h.
2824 (tree-inline.o): New target.
2825 * c-common.c: Include tree-inline.h.
2826 (c_mark_lang_decl): Don't mark saved_tree.
2827 (c_common_lang_init): Set lang_anon_aggr_type_p.
2828 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2829 (struct c_lang_decl): Moved saved_tree to tree_decl.
2830 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2831 * integrate.h (function_attribute_inlinable_p): Declare it.
2832 * integrate.c (function_attribute_inlinable_p): Export it.
2833 * tree-inline.c: New file. Define variables declared in...
2834 * tree-inline.h: New file. Declare functions to be moved to
2835 tree-inline.c. Define macros and declare types and hooks for
2836 language-specific tree inlining.
2837 (flag_inline_trees): Moved definition from cp/decl2.c.
2838 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2839 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2840 (struct tree_decl): Moved saved_tree from c_lang_decl and
2841 inlined_fns from C++'s lang_decl.
2843 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2845 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2846 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2848 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2850 * doc/cppinternals.texi: Update.
2852 2001-10-04 Eric Christopher <echristo@redhat.com>
2854 * config/mips/mips.c (init_cumulative_args): Remember to set
2856 * config.gcc: Redo linux configuration. Add target_cpu_default
2857 of soft-float to all mipsisa32 combinations and tx39.
2858 * config/mips/linux.h: Remove include of mips.h.
2860 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2862 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2863 HOST_LDFLAGS and HOST_CPPFLAGS.
2865 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2867 * c-parse.in (objc_inherit_code, objc_pq_context,
2868 objc_public_flag): Make static.
2869 (objc_interface_context, objc_implementation_context,
2870 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2871 global tree array in objc/objc-act.[ch].
2872 (methoddef): Remove unnecessary code.
2874 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2875 Hoist struct definitions to objc-act.h.
2876 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2877 cat_count): Place declaration in objc-act.h.
2878 (objc_tree_index): Move enumeration to objc-act.h.
2879 (objc_global_trees): Place declaration and macro accessors in
2881 (implementation_context): Remove duplicate; use
2882 objc_implementation_context instead:
2883 (method_context): Remove duplicate; use objc_method_context
2885 (objc_ellipsis_node, objc_method_prototype_template,
2886 implemented_classes, function_type): Move global vars to
2888 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2889 (build_message_expr): Move actual construction of ObjC message
2890 send nodes to finish_message_expr.
2891 (finish_message_expr): New routine, contains code formerly in
2893 * objc/objc-act.h (finish_message_expr): New prototype.
2894 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2895 declarations; these vars are now part of objc_global_trees.
2896 (objc_tree_index, objc_global_trees): Move definitions from
2898 * objc/objc-tree.def: Update copyright info.
2900 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
2902 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
2904 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
2905 only if TARGET_ARCH64.
2907 2001-10-02 Bernd Schmidt <bernds@redhat.com>
2909 * doc/extend.texi: Fix some problems with previous checkin.
2910 * doc/invoke.texi: Likewise.
2912 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
2914 * cpphash.h: Update comments.
2915 (cpp_context): Update.
2916 (spec_nodes): Remove n__Pragma.
2917 * cppinit.c (cpp_create_reader): Update.
2918 (builtin_array): Add _Pragma.
2919 * cpplib.h: Update comments.
2920 (NODE_DISABLED, BT_PRAGMA): New.
2921 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
2922 * cppmacro.c (struct cpp_macro): Remove disabled.
2923 (builtin_macro): Return int, handle _Pragma, push the new token
2924 on the context stack.
2925 (funlike_invocation_p): Unconstify, update.
2926 (enter_macro_context): Handle builtins here.
2927 (replace_args, push_token_context, push_ptoken_context):
2928 Update for prototype changes.
2929 (_cpp_pop_context): Update.
2930 (cpp_get_token): Don't handle buitins, nor _Pragma here.
2931 (cpp_sys_macro_p): Update.
2932 (_cpp_free_definition): Clear disabled flag.
2933 (_cpp_create_definition): Upate.
2934 * cppmain.c: Update comments.
2936 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
2937 Andreas Jaeger <aj@suse.de>,
2938 Jan Hubicka <jh@suse.cz>
2940 * doc/invoke.texi (i386 Options): Document x86-64 options.
2941 (i386 and x86-64 Options): Rename i386 options section.
2943 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
2944 (TARGET_SWITCHES): Add -munwind-info.
2945 (MASK_NO_UNWIND_INFO): New.
2946 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
2948 (ASM_OUTPUT_DOUBLE_INT): New.
2950 * config/i386/linux64.h: New spec file for Linux x86-64 support.
2951 * config.gcc: Fix tm_file settings for x86-64.
2952 * config/i386/x86-64.h: New file with OS independent x86-64
2954 * config/i386/biarch64.h: New file used to configure compiler
2955 to biarch/64bit compilation.
2957 * config/i386/i386.c: (override_options): Set flags default
2958 for 64bit compilation.
2960 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2962 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
2963 (ix86_expand_int_movcc): Optimize DImode conditional moves with
2964 constants on x86_64.
2965 (ix86_attr_length_immediate_default): Support MODE_DI.
2966 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
2968 (indirect_jump, tablejump): Turn into expander.
2970 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2972 * c-common.c (c_format_attribute_table): Make format and
2973 format_arg attributes apply to function types rather than to
2975 (is_valid_printf_arglist): Construct an attribute list and pass
2976 that to check_function_format rather than a name.
2977 * c-common.h (check_function_format): Adjust prototype.
2978 * c-decl.c (duplicate_decls): Preserve attributes from type of
2979 built-in decl when allowing for harmless conflict in types.
2980 * c-format.c (record_function_format,
2981 record_international_format, function_format_list,
2982 international_format_info, international_format_list): Remove.
2983 (function_format_info): Remove next, name and assembler_name.
2984 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
2985 (decode_format_attr): New.
2986 (handle_format_attribute): Handle receiving a type rather than a
2987 decl. Call decode_format_attr. Store format information in a
2988 function_format_info.
2989 (handle_format_arg_attribute): Correct comment. Handle receiving
2990 a type rather than a decl. Use unsigned HOST_WIDE_INT for
2992 (check_format_info_recurse, check_format_info_main): Take argument
2993 numbers as unsigned HOST_WIDE_INT.
2994 (check_function_format): Take a list of attributes from the
2995 function type rather than a name or assembler name. Check for
2996 format attributes in that list and the attributes on the type of
2997 the current function rather than looking through
2998 function_format_list.
2999 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3001 (check_format_info_recurse): Take format_arg attributes from the
3002 type of the function calls rather than using
3003 international_format_list. Allow for multiple format_arg
3005 * c-typeck.c (build_function_call): Pass type attributes to
3006 check_function_format rather than name or assembler name. Don't
3007 require there to be a name or assembler name to check formats.
3009 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3011 * attribs.c (decl_attributes): Possibly call
3012 insert_default_attributes to insert default attributes on
3013 functions in a lazy manner.
3014 * builtin-attrs.def: New file; define the default format and
3015 format_arg attributes.
3016 * c-common.c (c_format_attribute_table): Move to earlier in the
3018 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3019 (enum built_in_attribute, built_in_attributes,
3020 c_attrs_initialized, c_init_attributes,
3021 c_common_insert_default_attributes): New.
3022 (c_common_lang_init): Don't initialize format_attribute_table. Do
3023 call c_init_attributes.
3024 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3025 * c-common.h (init_function_format_info): Don't declare.
3026 (c_common_insert_default_attributes): Declare.
3027 * c-decl.c (implicitly_declare, builtin_function): Call
3029 (init_decl_processing): Don't call init_function_format_info.
3030 (insert_default_attributes): New.
3031 * c-format.c (handle_format_attribute,
3032 handle_format_arg_attribute): Be quiet about inappropriate
3033 declaration when applying default attributes.
3034 (init_function_format_info): Remove.
3035 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3036 (insert_default_attributes): Declare.
3038 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3040 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3042 2001-10-01 Jim Wilson <wilson@redhat.com>
3044 * sched-deps.c (add_dependence): When elide conditional dependence,
3045 check that insn doesn't modify cond2.
3047 2001-10-01 Dale Johannesen <dalej@apple.com>
3049 * config/rs6000/rs6000.h (enum processor_type): Add support
3050 for 7400 (G4) and 7450.
3052 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3053 (rs6000_issue_rate): Ditto.
3054 (rs6000_adjust_cost): Fix cycle counts for compares.
3055 (debug_stack_info): Fix an obvious typo.
3056 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3057 * doc/invoke.texi: Document.
3058 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3060 (PROCESSOR_DEFAULT): Ditto.
3062 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3064 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3065 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3066 later recursive make invocation.
3068 2001-10-01 Hans Boehm <boehm@acm.org>
3070 * optabs.c (emit_libcall_block): When using non-call exceptions,
3071 don't add REG_LIBCALL reg notes to trapping calls.
3073 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3075 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3076 (propagate_one_insn): Update for above change
3078 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3080 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3081 _Unwind_GetTextRelBase): Argument is unused.
3083 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3085 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3086 Loop through NOPs, placeholders, and components.
3087 Don't go through NOPs if change mode.
3088 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3089 * emit-rtl.c (set_mem_alias_set): Enable check.
3090 * expr.c (find_placeholder): New function.
3091 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3092 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3093 to modify it and avoid unneeded copies.
3094 * expr.h (expand_expr): Always define.
3095 (find_placeholder): New declaration.
3097 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3099 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3100 operand 2 is the stack pointer.
3101 ("addr-peephole"): Fix address computation peephole when operand 2
3102 is the stack pointer.
3104 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3106 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3107 (ix86_setup_incoming_varargs): Likewise.
3109 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3111 * stor-layout.c (layout_type): Don't complain about too-large
3114 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3116 * function.c (keep_stack_depressed): Don't use delete_insn.
3118 * expr.h (set_mem_alias_set): Move decl to here.
3119 * rtl.h (mem_attrs): New typedef and struct.
3120 (union rtunion_def): Add field for mem_attrs.
3121 (X0MEMATTR, MEM_ATTRS): New macros.
3122 (MEM_ALIAS_SET): Use MEM_ATTRS.
3123 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3124 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3125 (set_mem_alias_set): Delete decl from here.
3127 * alias.c (set_mem_alias_set): Delete from here.
3128 * emit-rtl.c (mem_attrs_htab): New variable.
3129 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3130 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3131 (mem_attrs_mark, get_mem_attrs): Likewise.
3132 (gen_rtx_MEM): Clear MEM_ATTRS.
3133 (set_mem_attributes): Move to here.
3134 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3135 (init_emit_once): const_int_htab now deletable htab.
3136 Initialize mem_attrs_htab.
3137 * explow.c (set_mem_attributes): Delete from here.
3138 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3139 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3140 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3141 * reload1.c (reload): Rework changing REG to MEM.
3143 2001-09-30 H.J. Lu <hjl@gnu.org>
3145 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3146 * config.in: Rebuild.
3148 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3150 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3151 ("tsthi_1"): Avoid allocation in register y.
3152 ("*movqi_68hc12"): Reorganize and fix constraints.
3153 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3154 ("addqi3"): Likewise.
3155 ("addhi3"): Fix constraints.
3156 ("*logicalhi3_zexthi"): Disparage soft registers.
3158 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3160 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3163 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3165 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3166 that we use setjmp/longjmp exceptions.
3168 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3170 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3171 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3172 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3173 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3174 (_cpp_extend_buff, BUFF_ROOM): Update.
3175 (_cpp_append_extend_buff): New.
3176 (struct cpp_reader): Remove macro_pool, add a_buff.
3177 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3179 (cpp_destroy): Free a_buff instead of macro_pool.
3180 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3181 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3182 _cpp_pool_alloc, ): Remove.
3183 (parse_number, parse_string): Update use of _cpp_extend_buff.
3184 (_cpp_extend_buff): Update.
3185 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3186 * cpplib.c (glue_header_name, parse_answer):
3187 Update use of _cpp_extend_buff.
3188 (cpp_register_pragma, cpp_register_pragma_space): Use
3190 (do_assert, do_unassert): Check for EOL, update.
3191 * cppmacro.c (stringify_arg, collect_args): Update to use
3192 _cpp_extend_buff and _cpp_append_extend_buff.
3193 (save_parameter, parse_params, alloc_expansion_token,
3194 _cpp_create_definition): Rework memory management.
3196 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3198 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3199 update md_exec_prefix.
3200 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3203 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3205 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3206 (SELECT_CC_MODE): Use s390_select_ccmode.
3207 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3208 * config/s390/s390.c (s390_select_ccmode): New.
3209 (s390_match_ccmode): Add CCLmode.
3210 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3211 (output_branch_condition, output_inverse_branch_condition): Removed.
3212 (print_operand): Use s390_branch_condition_mnemonic.
3213 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3214 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3215 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3217 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3218 when converting conditional branches to far branches.
3219 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3220 cmpint_di): Use CCSmode instead of CCUmode.
3222 * config/s390/s390.c (legitimate_la_operand_p): New.
3223 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3224 * config/s390/s390.md (movsi): Convert load address patterns to
3225 arithmetic operations when necessary.
3226 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3227 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3228 (*do_la_reg_0): Don't use before reload.
3230 * config/s390/s390.c (legitimize_address): Make more efficient
3231 use of two-register addressing mode.
3233 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3234 with -mno-backchain in some corner cases.
3236 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3238 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3240 * reload.c (find_reloads): Mark new USE insns with QImode.
3241 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3242 find_reloads_subreg_address): Likewise.
3243 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3245 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3247 (reload): Make sure there are no USEs with mode other than
3248 VOIDmode. At the end, remove those marked with QImode.
3250 2001-09-29 Per Bothner <per@bothner.com>
3252 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3253 * Makefile.in (includedir): Rename to local_includedir.
3254 (includedir): Define as $(prefix)/include.
3255 * config.in (PREFIX_INCLUDE_DIR): New variable.
3256 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3258 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3260 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3262 * doc/extend.texi (Vector Extensions): New node.
3263 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3264 i386 -mmmx, -msse, -m3dnow.
3266 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3268 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3270 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3272 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3274 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3276 2001-09-28 Richard Henderson <rth@redhat.com>
3278 * varasm.c (assemble_integer): Bound alignment check by
3281 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3283 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3285 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3287 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3289 Mostly from Graham Stott <grahams@redhat.com>
3290 * c-common.c (type_for_mode): Add support for V2SFmode.
3291 * tree.c (build_common_tree_nodes_2): Likewise.
3292 * tree.h (enum tree_index, global_trees): Likewise.
3293 * config/i386/i386.c (x86_3dnow_a): New variable.
3294 (override_options): Support 3Dnow extensions.
3295 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3296 Athlon's version of 3Dnow.
3297 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3298 (ix86_expand_builtin): Handle them.
3299 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3300 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3301 TARGET_3DNOW_A): New macros.
3302 (TARGET_SWITCHES): Add 3Dnow switches.
3303 (VALID_MMX_REG_MODE_3DNOW): New macro.
3304 (VECTOR_MODE_SUPPORTED_P): Use it.
3305 (enum ix86_builtins): Add entries for 3Dnow builtins.
3306 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3307 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3308 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3309 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3310 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3311 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3312 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3313 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3314 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3315 sfence_insn, prefetch): Make these available if TARGET_SSE or
3318 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3320 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3321 ix86_va_start, ix86_build_va_list): Declare.
3322 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3323 ix86_va_start, ix86_build_va_list): New global functions.
3324 * i386.md (sse_prologue_save_insn): New insn.
3325 (sse_prologue_save): New expander.
3326 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3327 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3329 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3331 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3332 Use size_t everywhere, make definitions consistent with
3335 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3337 * gcse.c (replace_store_insn): Use delete_insn.
3338 * loop.c (move_movables): Likewise; avoid delete_insn
3339 from clobbering notes moved elsewhere.
3340 (check_dbra_loop): Use delete_insn.
3341 * ssa.c (convert_from_ssa): Likewise.
3342 * cse.c (cse_insn): Use delete_insn.
3344 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3346 * cpphash.h (struct cpp_buff): Make unsigned.
3347 (_cpp_get_buff): Take length of size_t.
3348 (_cpp_unaligned_alloc): New.
3349 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3350 (struct cpp_reader): Remove ident_pool. Add u_buff.
3351 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3352 (cpp_destroy): Destroy u_buff, not ident_pool.
3353 * cpplex.c (parse_number, parse_string, save_comment,
3354 cpp_token_as_text): Update to use the unaligned buffer.
3355 (new_buff): Make unsigned.
3356 (_cpp_unaligned_alloc): New.
3357 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3358 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3360 (collect_args): Make unsigned.
3362 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3364 * cpplex.c (cpp_output_token): Use a putc loop for
3365 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3367 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3368 * configure, config.in: Regenerate.
3369 * system.h: Replace fwrite and fprintf with their unlocked
3370 variants if available.
3372 2001-09-27 Richard Henderson <rth@redhat.com>
3374 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3375 in favour of .eh_frame.
3377 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3379 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3381 (LIBCALL_VALUE): Likewise.
3383 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3385 * cpphash.h: Update comment.
3386 * cpplex.c: Update comments.
3387 (_cpp_can_paste): Remove.
3388 * cpplib.h (_cpp_can_paste): Remove.
3389 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3390 lexer rather than _cpp_can_paste.
3392 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3394 * doc/cppinternals.texi: Update.
3396 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3398 * cpphash.h (struct cpp_pool): Remove locks and locked.
3399 (struct cpp_context): Add member buff.
3400 (struct cpp_reader): Remove member argument_pool.
3401 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3402 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3403 * cpplex.c (chunk_suitable): Remove pool argument.
3404 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3405 (new_buff, _cpp_extend_buff): Update.
3406 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3407 which buffer is returned.
3408 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3409 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3410 * cppmacro.c (lock_pools, unlock_pools): Remove.
3411 (push_ptoken_context): Take a _cpp_buff.
3412 (enter_macro_context): Pool locking removed.
3413 (replace_args): Use a _cpp_buff for the replacement list with
3415 (push_token_context): Clear buff.
3416 (expand_arg): Use _cpp_pop_context.
3417 (_cpp_pop_context): Free a context's buffer, if any.
3419 2001-09-26 DJ Delorie <dj@redhat.com>
3421 * c-typeck.c (digest_init): Check for sizeless arrays.
3423 2001-09-26 Richard Henderson <rth@redhat.com>
3425 * optabs.c (init_one_libfunc): Create a dummy function type
3426 instead of using error_mark_node.
3428 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3430 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3431 _cpp_extend_buff, _cpp_free_buff): New.
3432 (struct cpp_reader): New member free_buffs.
3433 * cppinit.c (cpp_destroy): Free buffers.
3434 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3435 _cpp_extend_buff, _cpp_free_buff): New.
3436 * cpplib.h (struct cpp_options): Remove unused member.
3437 * cppmacro.c (collect_args): New. Combines the old parse_arg
3438 and parse_args. Use _cpp_buff for memory allocation.
3439 (funlike_invocation_p, replace_args): Update.
3441 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3443 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3445 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3447 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3449 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3451 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3454 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3455 Jim Wilson <wilson@redhat.com>
3457 * doc/install.texi (Specific, ia64-*-linux): Document.
3459 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3461 * Makefile.in (cfgrtl.o): Add.
3462 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3463 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3464 free_aux_for_edge): Declare.
3466 (HAVE_return): Undefine.
3467 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3468 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3469 free_aux_for_edge): New global functions.
3470 (first_delete_block): New static variable.
3471 (init_flow): Clear first_delete_block.
3472 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3473 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3474 try_redirect_by_replacing_jump, last_loop_beg_note,
3475 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3476 delete_insn, delete_insn_chain, create_basic_block_structure,
3477 create_basic_block, flow_delete_block, compute_bb_for_insn,
3478 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3479 set_block_for_new_insns, split_block, merge_blocks_nomove,
3480 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3481 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3482 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3483 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3484 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3485 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3486 purge_all_dead_edges): Move to ....
3487 * cfgrtl.c: New file; .... Here.
3489 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3490 (reroder_basic_block): Use alloc_aux_for_blocks.
3491 * predict.c (estimate_bb_frequencies): Likewise; use
3492 alloc_aux_for_edges.
3493 * profile.c (compute_branch_probabilities): Likewise.
3494 (branch_prob): Likewise.
3495 * reg-stack.c (reg_to_stack): Likewise.
3497 * emit-rtl.c (emit_insns_after): Never return NULL.
3499 * basic-block.h (set_block_for_new_insns): Delete.
3500 * cfgrtl.c (set_block_for_new_insns): Delete.
3502 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3503 calls when crossjumping.
3505 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3506 * unroll.c (copy_loop_body): Use delete_insn.
3508 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3509 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3510 keep_stack_depressed): Likewise.
3511 * gcse.c (cprop_cc0_jump): Likewise.
3512 * local-alloc.c (update_equiv_regs): Likewise.
3513 * loop.c (scan_loop, loop_delete_insns): Likewise.
3514 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3515 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3516 delete_output_reload, delete_address_reloads_1,
3517 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3519 * sibcall.c (replace_call_placeholder): Likewise.
3520 * cse.c (cse_insn): Likewise.
3522 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3524 From Graham Stott <grahams@redhat.com>
3525 (def_builtin): Only define builtins appropriate for target_flags. All
3527 (builtin_decsription): Add new field mask which is used to determine
3528 when to define the builtin via the macro def_builtin.
3530 (bdesc_comi): Initialise new mask fields.
3531 (bdesc_2srg): Likewise.
3532 (bdesc_1arg): Likewise.
3534 * config/i386/i386.c (ix86_init_builtins): Correct return type
3535 building v4hi_ftype_v4hi_int_int tree node.
3536 (ix86_expand_sse_comi): Fix typo swapping operands.
3537 Don't swap comparision condition, it is already swapped.
3538 (ix86_expand_sse_compare): Before swapping operands
3539 move operand 1 into new rtx and not the target rtx.
3540 Don't swap comparison condition, it is already swapped.
3541 Always check whether we need to create a new TARGET.
3543 * config/i386/i386.md: (sse_comi) Fix typos.
3544 (sse_ucomi): Likewise.
3545 (cvtss2si): Fix operand 0 contraint.
3546 (cvttss2si): Likewise.
3547 (sse_unpckhps): Fix mode for operand 2.
3548 (sse_unpcklps): Likewise.
3550 2001-09-25 Graham Stott <grahams@redhat.com>
3552 * sibcall.c (skip_copy_to_return_value): Tighten return value
3555 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3557 * rs6000.c (lwa_operand): Address must be word aligned.
3559 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3561 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3562 number has been set.
3563 (type_hash_mark): Mark type itself.
3565 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3567 * c-lex.c (cb_def_pragma): Update.
3568 (c_lex): Update, and skip padding.
3569 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3570 * cpphash.h (struct toklist): Delete.
3571 (union utoken): New.
3572 (struct cpp_context): Update.
3573 (struct cpp_reader): New members eof, avoid_paste.
3574 (_cpp_temp_token): New.
3575 * cppinit.c (cpp_create_reader): Update.
3576 * cpplex.c (_cpp_temp_token): New.
3577 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3578 (cpp_output_token): Don't print leading whitespace.
3579 (cpp_output_line): Update.
3580 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3581 do_include_common, do_line, do_ident, do_pragma,
3582 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3583 parse_assertion): Update.
3584 (get_token_no_padding): New.
3585 * cpplib.h (CPP_PADDING): New.
3586 (AVOID_LPASTE): Delete.
3587 (struct cpp_token): New union member source.
3588 (cpp_get_token): Update.
3589 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3590 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3591 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3592 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3593 _cpp_backup_tokens, _cpp_create_definition): Update.
3594 (push_arg_context): Delete.
3595 (padding_token, push_token_context, push_ptoken_context): New.
3596 (make_string_token, make_number_token): Update, rename.
3597 (cpp_get_token): Update to handle tokens as pointers to const,
3598 and insert padding appropriately.
3599 * cppmain.c (struct printer): New member prev.
3600 (check_multiline_token): Constify.
3601 (do_preprocessing, cb_line_change): Update.
3602 (scan_translation_unit): Update to handle spacing.
3603 * scan-decls.c (get_a_token): New.
3604 (skip_to_closing_brace, scan_decls): Update.
3605 * fix-header.c (read_scan_file): Update.
3607 * doc/cpp.texi: Update.
3609 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3611 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
3612 leak by passing malloc'ed pointer to reconcat, not concat.
3614 2001-09-24 DJ Delorie <dj@redhat.com>
3616 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
3618 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
3620 * flow.c (delete_dead_jumptables): Delete jumptable if the only
3621 reference is from the literal pool.
3623 2001-09-24 Janis Johnson <janis187@us.ibm.com>
3625 * doc/install.texi (Final install): Request additional information
3626 in mail about successful builds.
3628 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3630 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
3631 initial value of return pointer register instead of value in frame-20.
3634 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3636 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
3637 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
3638 the libcall if there isn't a referenced identifier for the symbol.
3640 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3642 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
3643 non 64-bit machines. Use these as a plabel for the trampoline.
3644 (TRAMPOLINE_SIZE): Adjust size for new words.
3645 (INITIALIZE_TRAMPOLINE): Initialize new words.
3646 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
3647 pointer to the plabel in the trampoline.
3649 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3651 * pa.c (function_arg): Pass floating arguments in both general and
3652 floating registers in indirect (dynamic) calls when generating code
3653 for the 32 bit ABI and the HP assembler.
3655 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3657 * doc/install.texi: Markup fixes.
3658 Use Solaris 2, SunOS 4 as appropriate.
3659 (Specific, *-*-solaris2*): Explain this.
3660 Unconditionally warn against /usr/ucb tools.
3661 Remove Sun as warning, obsolete.
3662 Move X11 header bug workaround here, update patches.
3663 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
3664 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
3666 2001-09-23 Zack Weinberg <zack@codesourcery.com>
3668 * errors.h (warning, error, fatal, internal_error): Don't mark
3669 with ATTRIBUTE_PRINTF_n.
3670 * toplev.h (internal_error, fatal_io_error, warning, error,
3671 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
3672 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
3675 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3677 * function.c (pop_function_context_from): var_refs_queue
3678 and temp slots now in GC memory.
3679 (mark_function_status, free_after_compilation): Likewise;
3680 also struct function now in GC memory.
3681 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
3682 (combine_temp_slots): Likewise.
3683 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
3684 (prepare_function_start): Use GC memory for struct function.
3685 (mark_temp_slot): Deleted.
3686 (gcc_mark_struct_function): struct function now in GC memory.
3688 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
3689 code for division, not modulus.
3691 * rtl.def (MEM): Remove obsolete part of comment.
3693 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
3695 * c-format.c (init_function_format_info): Check __builtin_printf
3696 and __builtin_fprintf even if -ffreestanding. Check C99 functions
3699 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3701 * c-common.c (format_attribute_table): Remove decl.
3702 * tree.h (format_attribute_table, lang_attribute_table): New decls.
3703 (lang_attribute_common): Likewise.
3705 * function.c (fix_lexical_address): Use set_mem_alias_set.
3706 (expand_function_start): Likewise.
3707 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
3709 * varasm.c (output_constant): Fix unused variable warning.
3711 * attribs.c: New file, from c-common.c.
3712 (attribute_tables): Now four elements.
3713 (format_attribute_table, lang_attribute_common): New variables.
3714 (init_attributes): Reflect above changes.
3715 (handle_mode_attribute): Delete check for wider than uintmax.
3716 * c-common.c: Delete parts moved to attribs.c.
3717 (enum attrs): Deleted; unused.
3718 (c_format_attribute_table): New variable.
3719 (c_common_lang_init): Initialize format_attribute_table with it.
3720 * c-common.h (decl_attributes): Remove decl.
3721 * tree.h (decl_attribute): Move it to here.
3722 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
3723 (attribs.o): New rule.
3725 2001-09-22 Andreas Jaeger <aj@suse.de>
3727 * builtins.c (c_getstr): Remove unused variable.
3729 2001-09-21 Richard Henderson <rth@redhat.com>
3731 * reload1.c (reload): Use delete_insn instead of splatting
3734 2001-09-21 Richard Henderson <rth@redhat.com>
3736 * reload.c (push_secondary_reload): Don't check for "=" in output
3737 constraint after ""->ALL_REGS check.
3739 2001-09-21 Richard Henderson <rth@redhat.com>
3741 * predict.c (expected_value_to_br_prob): Use pc_set.
3743 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3744 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3746 2001-09-21 Richard Henderson <rth@redhat.com>
3748 * rtl.h (LCT_RETURNS_TWICE): New.
3749 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3751 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3752 to ECF_RETURNS_TWICE.
3753 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3756 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3758 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3759 (JMP_BUF_SIZE): New.
3761 2001-09-21 Richard Henderson <rth@redhat.com>
3763 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3766 2001-09-21 Richard Henderson <rth@redhat.com>
3768 * tree.def (FDESC_EXPR): New.
3769 * expr.c (expand_expr): Handle it.
3770 * varasm.c (initializer_constant_valid_p): Likewise.
3771 (output_constant): Likewise.
3772 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3773 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3774 (ASM_OUTPUT_FDESC): New.
3775 * doc/tm.texi: Document the new macros.
3777 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3779 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3780 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3781 once merging is complete.
3783 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3785 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3787 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3789 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3790 that would be invalid after a merge.
3792 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3794 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3795 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3797 (flow_delete_insn): This one.
3798 (delete_insn_chain): Rename from ...; do not care labels.
3799 (flow_delete_insn_chain): ... this one.
3800 (flow_delete_block): Remove the insns one BB has been expunged.
3801 (merge_blocks_nomove): Likewise.
3802 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3803 updating BB boundaries.
3804 (tidy_fallthru_edge): Likewise.
3805 (commit_one_edge_insertion): Likewise.
3806 * cfgbuild.c (find_basic_block): Likewise.
3807 (find_basic_blocks_1): Likewise.
3808 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3809 (try_crossjump_to_edge): Likewise.
3810 (try_optimize_cfg): Likewise.
3811 * cse.c (delete_trivially_dead_insns): Likewise.
3812 * df.c (df_insn_delete): Likewise.
3813 * doloop.c (doloop_modify): Use delete_related_insns.
3814 * emit-rtl.c (try_split): Likewise.
3815 (remove_insn): Update BB boundaries.
3816 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3817 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3818 updating BB boundaries.
3819 (propagate_block_delete_insn): Likewise.
3820 (propagate_block_delete_libcall): Likewise.
3821 * function.c (delete_handlers): Use delete_related_insns.
3822 (thread_prologue_and_epilogue_insns): Likewise.
3823 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3824 * genpeep.c (gen_peephole): Use delete_related_insns.
3825 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3827 (find_cond_trap): Likewise.
3828 * integrate.c (save_for_inline): Use delete_related_insns.
3829 (copy_insn_list): Likewise.
3830 * jump.c (pruge_linie_number_notes): Likewise.
3831 (duplicate_loop_exit_test): Likewise.
3832 (delete_computation): Likewise.
3833 (delete_related_insn): Rename from ...; use delete_insn
3834 (delete_insn): ... this one.
3835 (redirect_jump): Use delete_related_insns.
3836 * loop.c (scan_loop): Likewise.
3837 (move_movables): Likewise.
3838 (find_and_verify_loops): Likewise.
3839 (check_dbra_loop): Likewise.
3840 * recog.c (peephole2_optimize): Likewise.
3841 * reg-stack.c (delete_insn_for_stacker): Remove.
3842 (move_for_stack_reg): Use delete_insn.
3843 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3844 * reload1.c (delete_address_reloads): Use delete_related_insns.
3845 (fixup_abnormal_edges): Use delete_insn.
3846 * recog.c (emit_delay_sequence): Use delete_related_insns.
3847 (delete_from-delay_slot): Likewise.
3848 (delete_scheduled_jump): likewise.
3849 (optimize_skip): Likewise.
3850 (try_merge_delay_insns): Likewise.
3851 (full_simple_delay_slots): Likewise.
3852 (fill_slots_from_thread): Likewise.
3853 (relax_delay_slots): Likewise.
3854 (make_return_insns): Likewise.
3855 (dbr_schedule): Likewise.
3856 * rtl.h (delete_insn): Rename to delete_related_insns.
3857 (delete_insn, delete_insn_chain): New prototypes.
3858 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3859 by df_insn_delete already.
3860 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3861 * ssa.c (convert_from_ssa): Use delete_related_insns.
3862 * unroll.c (unroll_loop): Likewise.
3863 (calculate_giv_inc): Likewise.
3864 (copy_loop_body): Likewise.
3866 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3867 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3868 ix86_return_in_memory, ix86_function_value): Declare.
3869 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3870 new static valurables.
3871 (x86_64_reg_class): New enum
3872 (x86_64_reg_class_name): New array.
3873 (classify_argument, examine_argument, construct_container,
3874 merge_classes): New static functions.
3875 (optimization_options): Enable flag_omit_frame_pointer and disable
3876 flag_pcc_struct_return on 64bit.
3877 (ix86_libcall_value, ix86_function_value,
3878 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3879 ix86_return_in_memory, ix86_function_value): New global functions.
3880 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3881 (function_arg_advance): Handle x86_64 passing conventions.
3882 (function_arg): Likewise.
3883 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3884 (RETURN_IN_MEMORY): Move offline.
3885 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3886 (FUNCTION_VALUE_REGNO_P): New macro.
3887 (FUNCTION_ARG_REGNO_P): Move offline.
3888 (struct ix86_args): Add maybe_vaarg.
3889 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3890 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3892 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3894 * s390.md: Changed attributes for scheduling.
3895 * s390.c: (s390_adjust_cost, s390_adjust_priority)
3898 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
3900 Table-driven attributes.
3901 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
3902 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
3903 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
3904 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
3905 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
3906 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
3907 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
3908 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
3909 * tree.h (struct tree_decl): Change machine_attributes to
3911 * doc/c-tree.texi: Document that all attributes are now attached
3913 * c-common.c (add_attribute, attrtab, attrtab_idx,
3914 default_valid_lang_attribute, valid_lang_attribute): Remove.
3915 (attribute_tables, attributes_initialized,
3916 c_common_attribute_table, default_lang_attribute_table): New
3918 (handle_packed_attribute, handle_nocommon_attribute,
3919 handle_common_attribute, handle_noreturn_attribute,
3920 handle_unused_attribute, handle_const_attribute,
3921 handle_transparent_union_attribute, handle_constructor_attribute,
3922 handle_destructor_attribute, handle_mode_attribute,
3923 handle_section_attribute, handle_aligned_attribute,
3924 handle_weak_attribute, handle_alias_attribute,
3925 handle_no_instrument_function_attribute,
3926 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
3927 handle_no_limit_stack_attribute, handle_pure_attribute): New
3929 (init_attributes, decl_attributes): Rewrite to implement
3930 table-driven attributes.
3931 * c-common.h (enum attribute_flags): Move to tree.h.
3932 * c-format.c (decl_handle_format_attribute,
3933 decl_handle_format_arg_attribute): Rename to
3934 handle_format_attribute and handle_format_arg_attribute. Update
3935 for table-driven attributes.
3936 * c-common.h (decl_handle_format_attribute,
3937 decl_handle_format_arg_attribute): Remove prototypes.
3938 (handle_format_attribute, handle_format_arg_attribute): Add
3940 * c-decl.c (grokdeclarator): Handle attributes nested inside
3942 * c-parse.in (setattrs, maybe_setattrs): Remove.
3943 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
3944 Update to handle nested attributes properly.
3945 (maybe_resetattrs, after_type_declarator,
3946 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
3947 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
3949 (make_pointer_declarator): Update to handle nested attributes
3951 * doc/extend.texi: Update documentation of limits of attributes
3952 syntax. Warn about problems with attribute semantics in C++.
3953 * target.h (struct target): Remove valid_decl_attribute and
3954 valid_type_attribute. Add attribute_table and
3955 function_attribute_inlinable_p.
3956 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
3957 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
3958 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
3960 (TARGET_INITIALIZER): Update.
3961 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
3963 (function_attribute_inlinable_p): New function. Check for the
3964 presence of any machine attributes before using
3965 targetm.function_attribute_inlinable_p.
3966 (function_cannot_inline_p): Update.
3967 * Makefile.in (integrate.o): Update dependencies.
3968 * doc/tm.texi: Update documentation of target attributes and
3969 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
3970 * tree.c (default_valid_attribute_p, valid_machine_attribute):
3972 (default_target_attribute_table,
3973 default_function_attribute_inlinable_p): New.
3974 (lookup_attribute): Update comment to clarify handling of multiple
3975 attributes with the same name.
3976 (merge_attributes, attribute_list_contained): Allow multiple
3977 attributes with the same name but different arguments to appear in
3978 the same attribute list.
3979 * tree.h (default_valid_attribute_p): Remove prototype.
3980 (struct attribute_spec): New.
3981 (default_target_attribute_table): Declare.
3982 (enum attribute_flags): Move from c-common.h. Add
3983 ATTR_FLAG_TYPE_IN_PLACE.
3984 (default_function_attribute_inlinable_p): Declare.
3985 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
3986 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3987 (TARGET_ATTRIBUTE_TABLE): Define.
3988 (vms_attribute_table): New.
3989 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
3990 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3991 (TARGET_ATTRIBUTE_TABLE): Define.
3992 (arc_attribute_table, arc_handle_interrupt_attribute): New.
3993 * config/arm/arm.c (arm_valid_type_attribute_p,
3994 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
3996 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3998 (TARGET_ATTRIBUTE_TABLE): Define.
3999 (arm_attribute_table, arm_handle_fndecl_attribute,
4000 arm_handle_isr_attribute): New.
4001 * config/avr/avr.c (avr_valid_type_attribute,
4002 avr_valid_decl_attribute): Remove.
4003 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4005 (TARGET_ATTRIBUTE_TABLE): Define.
4006 (avr_attribute_table, avr_handle_progmem_attribute,
4007 avr_handle_fndecl_attribute): New.
4008 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4009 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4010 (TARGET_ATTRIBUTE_TABLE): Define.
4011 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4012 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4013 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4014 (TARGET_ATTRIBUTE_TABLE): Define.
4015 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4016 h8300_handle_eightbit_data_attribute,
4017 h8300_handle_tiny_data_attribute): New.
4018 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4019 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4021 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4023 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4024 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4026 (TARGET_ATTRIBUTE_TABLE): Define.
4027 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4028 ix86_handle_regparm_attribute): New.
4029 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4030 i386_pe_valid_type_attribute_p): Remove.
4031 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4032 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4033 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4034 (TARGET_ATTRIBUTE_TABLE): Define.
4035 (ia64_attribute_table): New.
4036 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4037 interrupt_ident2, model_ident1, model_ident2): Remove.
4038 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4039 (TARGET_ATTRIBUTE_TABLE): Define.
4040 (init_idents): Update.
4041 (m32r_attribute_table, m32r_handle_model_attribute): New.
4042 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4044 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4045 (TARGET_ATTRIBUTE_TABLE): Define.
4046 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4047 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4048 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4049 (TARGET_ATTRIBUTE_TABLE): Define.
4050 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4051 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4052 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4053 (TARGET_ATTRIBUTE_TABLE): Define.
4054 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4055 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4056 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4057 (TARGET_ATTRIBUTE_TABLE): Define.
4058 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4059 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4060 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4061 (TARGET_ATTRIBUTE_TABLE): Define.
4062 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4063 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4065 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4067 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4068 (TARGET_ATTRIBUTE_TABLE): Define.
4069 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4071 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4072 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4073 (TARGET_ATTRIBUTE_TABLE): Define.
4074 (v850_attribute_table, v850_handle_interrupt_attribute,
4075 v850_handle_data_area_attribute): New.
4076 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4077 Return void. Call decl_attributes instead of
4078 valid_machine_attribute.
4080 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4082 * sh-protos.h (sh_pr_n_sets): Declare.
4083 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4084 look at the copy to determine if PR needs to be saved.
4085 sh_pr_n_sets: New function.
4086 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4087 (ALLOCATE_INITIAL_VALUE): Define.
4089 * sh.c (initial_elimination_offset):
4090 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4092 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4094 * integrate.c (allocate_initial_values): New function.
4095 * integrate.h (allocate_initial_values): Declare.
4096 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4098 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4100 * toplev.c (rest_of_compilation): To here.
4101 Call allocate_initial_values.
4102 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4104 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4106 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4108 2001-09-20 DJ Delorie <dj@redhat.com>
4110 * c-typeck.c (really_start_incremental_init): Discriminate
4111 between zero-length arrays and flexible arrays.
4112 (push_init_level): Detect zero-length arrays and handle them
4113 like fixed-sized arrays.
4114 * expr.c (store_constructor): Handle zero-length arrays and
4115 flexible arrays correctly.
4116 * doc/extend.texi: Update zero-length array notes.
4118 2001-09-20 Jim Wilson <wilson@redhat.com>
4120 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4121 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4122 for issue port conflicts.
4123 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4125 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4127 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4130 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4132 * fold-const.c (hashtab.h): Include.
4133 (int_const_binop): Remove FORSIZE arg and compute from type; all
4135 Call size_int_type_wide for all single-word constants.
4136 (size_htab_hash, size_htab_eq): New functions.
4137 (size_int_type_wide): Rework to use hash table.
4138 * ggc-common.c (hashtab.h): Include.
4139 (struct d_htab_root): New struct.
4140 (d_htab_roots): New variable.
4141 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4142 (ggc_mark_roots): Handle deletable htabs.
4143 * ggc-page.c (ggc_marked_p): New function.
4144 * ggc-simple.c (ggc_marked_p): Likewise.
4145 * ggc.h: Reformatting throughout.
4146 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4147 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4148 (type_hash_add): Allocate struct type_hash from GC memory.
4149 (mark_hash_entry, mark_type_hash): Deleted.
4150 (type_hash_marked_p, type_hash_mark): New functions.
4151 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4153 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4155 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4158 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4160 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4161 array-too-large test for signed sizetype.
4163 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4165 * i386.md (indirect_jump): Allow Pmode operand.
4166 (tablejump): LIkewise; perform expansion to 64bit mode.
4167 * i386.c (symbolic_operand): Allow 64bit PIC references.
4168 (pic_symbolic_operand): Likewise.
4169 (ix86_find_base_term): Strip the 64bit PIC references.
4170 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4171 (legitimize_pic_address): Likewise.
4172 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4173 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4175 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4177 * stringpool.c (get_identifier_with_length): New function.
4178 * tree.h (get_identifier_with_length): New prototype.
4180 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4181 David Edelsohn <edelsohn@gnu.org>
4184 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4185 already sign-extended.
4187 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4188 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4190 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4191 (output_profile_hook): Declare label_name const.
4192 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4193 to match constraints.
4195 2001-09-19 Stan Shebs <shebs@apple.com>
4197 * alias.c: Fix typos in comments.
4198 * sched-rgn.c (init_ready_list): Ditto.
4199 * unwind-dw2.c (uw_frame_state_for): Ditto.
4200 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4201 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4202 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4204 2001-09-19 Richard Henderson <rth@redhat.com>
4206 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4208 * Makefile.in (cfg.o): Depend on TM_P_H.
4210 2001-09-19 Richard Henderson <rth@redhat.com>
4212 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4213 (local_symbolic_operand): ... here.
4214 (small_symbolic_operand): Check mode.
4215 (global_symbolic_operand): New.
4216 (input_operand): Reject symbolics if explicit relocs.
4217 (call_operand): Tidy.
4218 (alpha_legitimize_address): Use movdi_er_high_g.
4219 (alpha_expand_mov): Likewise.
4220 * config/alpha/alpha-protos.h: Update.
4221 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4222 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4223 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4224 (UNSPECV_LDGP2): Remove.
4225 (all call patterns): Use 's' not 'i' for symbolic constraint.
4226 (call_osf call_value_osf): Use call_operand.
4227 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4228 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4229 (prologue_ldgp_1_er): Remove.
4230 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4231 (builtin_setjmp_receiver_er patterns): Use them.
4232 (exception_receiver_er): Likewise.
4234 2001-09-19 Richard Henderson <rth@redhat.com>
4236 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4238 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4239 and NON_LOCAL_GOTO notes.
4240 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4241 copy over CALL_INSN_FUNCTION_USAGE.
4243 2001-09-18 Catherine Moore <clm@redhat.com>
4245 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4248 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4250 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4251 new-style tm_file specification. Specify correct tm_p_file,
4252 md_file, and out_file for s390x.
4254 * config/s390/linux.h, linux64.h: Don't include other target
4255 macro header files. Now handled via tm_file.
4257 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4258 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4259 are defined before use.
4261 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4263 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4264 code generation only for Gnu assembler.
4266 2001-09-18 Catherine Moore <clm@redhat.com>
4268 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4270 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4272 * config/mips/mips.c (mips_frame_set): New.
4273 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4274 a parallel frame-related expression with a set for each register.
4276 2001-09-18 Philip Blundell <philb@gnu.org>
4278 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4281 2001-09-17 Dale Johannesen <dalej@apple.com>
4283 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4284 * config/rs6000/aix.h (FIXED_R2): Define.
4285 * config/rs6000/darwin.h (FIXED_R2): Define.
4286 * config/rs6000/sysv4.h (FIXED_R2): Define.
4288 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4290 * except.c (dw2_build_landing_pads): New local
4291 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4292 barrier after clobbers. Fixes c++/4012.
4294 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4296 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4298 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4300 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4301 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4303 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4305 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4308 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4310 * cpphash.h (_cpp_lex_direct): New.
4311 * cpplex.c (_cpp_lex_token): Update.
4312 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4313 and increment that pointer.
4314 * cppmacro.c (alloc_expansion_token): New.
4315 (lex_expansion_token): Lex macro expansion directly into
4318 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4320 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4322 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4324 * basic-block.h (free_bb_for_insn): Declare.
4325 * bb-reorder.c (label_for_bb): Use block_label.
4326 (emit_jump_to_block_after): Remove.
4327 (insert_intra_1): Do not update block_for_insn.
4328 (insert_inter_bb_scope_notes): Likewise; update bb->end
4329 * cfg.c (free_bb_for_insn): New.
4330 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4331 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4332 (commit_one_edge_insertion): Likewise.
4333 (commit_one_edge_insertion): Do not update BB boundary.
4334 (commit_edge_insertions): Do not call compute_bb_for_insn.
4335 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4336 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4337 (merge_blocks_move_successor_nojumps): Likewise.
4338 (try_crossjump_to_edge): Do not update block_for_insn.
4339 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4340 * df.c (df_pattern_emit_later): Do not update BB boundary.
4341 (df_jump_pattern_emit_after): Likewise.
4342 (df_insn_move_before): Use emit_insn_before.
4343 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4345 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4346 boundaries and basic_block_for_insn.
4347 (reorder_insns_nobb): Rename from reorder_insns.
4348 (reorder_insns): New.
4349 (emit_block_insn_before, emit_block_insn_after): Kill.
4350 * flow.c (check_function_return_warnings): Do not call
4351 compute_bb_for_insn; Do not free basic_block_for_insn.
4352 (attempt_auto_inc): Do not update basic_block_for_insn.
4353 * function.c (emit_return_into_block): Likewise;
4354 do not update BB boundaries.
4355 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4356 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4357 (pre_insert_copy_insn): Likewise.
4358 (update_ld_motion_notes): Likewise.
4359 (insert_insn_start_bb): Likewise.
4360 (replace_store_insn): Likewise.
4361 * ifcvt.c (noce_process_if_block): Likewise.
4362 (if_convert): Do not call compute_bb_for_insn.
4363 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4364 Use emit_insn_before and emit_insn_after.
4365 * recog.c (split_all_insns): Do not update BB boundaries;
4366 Do not call compute_bb_for_insn.
4367 (peephole2_optimize): Do not update BB boundaries.
4368 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4370 (emit_swap_insn): Likewise.
4371 (convert_regs_1): Likewise.
4372 * reload1.c (reload): Call compute_bb_for_insn.
4373 * rtl.h (reorder_insns_nobb): Declare.
4374 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4375 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4376 at places CFG is invalidated; do not call compute_bb_for_insn.
4378 * cfg.c (expunge_block): Invalidate BB structure.
4380 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4383 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4385 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4387 * cpphash.h (_cpp_lex_token): Update prototype.
4388 * cpplex.c (_cpp_lex_token): New prototype.
4389 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4390 lex_macro_node, read_flag, do_pragma_poison): Update.
4391 * cppmacro.c (cpp_get_token, parse_params,
4392 lex_expansion_token): Update.
4394 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4396 * cppmain.c (scan_translation_unit): Don't worry about
4397 putting a space after hashes.
4398 * cpplib.c (directive_diagnostics): New.
4399 (_cpp_handle_directive): Update to use directive_diagnostics.
4400 (run_directive): Don't toggle prevent_expansion.
4401 (do_line): Backup in case of the line extension.
4402 * cpplib.h (cpp_lexer_pos): Remove.
4403 * cppmacro.c (_cpp_create_definition): Precede a leading #
4406 2001-09-15 Richard Henderson <rth@redhat.com>
4408 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4410 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4412 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4414 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4416 PR preprocessor/3571
4417 * tradcpp.c (handle_directive): Skip non-vertical space.
4419 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4421 * cppmain.c (setup_callbacks): Set line callback only
4422 if outputting preprocessed source.
4424 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4426 * collect2.c (main): Const-ification.
4427 * gcc.c (translate_options, process_command): Use xstrdup in
4428 lieu of xmalloc/strcpy.
4429 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4431 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4433 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4436 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4438 * scan-decls.c (scan_decls): Fix typo.
4440 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4442 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4443 Split mlstring_pos into mls_line and mls_col.
4444 * cppinit.c (cpp_create_reader): Initialize line to 1.
4445 (cpp_destroy): Free tokenruns.
4446 (push_include): Don't update lexer_pos.
4447 * cpplex.c (unterminated, parse_string): Update.
4448 (lex_token): Don't update lexer_pos, update.
4449 * cpplib.c (if_stack): Save line instead of line + col.
4450 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4451 push_conditional, _cpp_pop_buffer): Update.
4452 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4453 (_cpp_create_definition): Update.
4455 2001-09-15 Eric Christopher <echristo@redhat.com>
4457 * config/mips/abi64.h: Add support for MEABI.
4459 2001-09-15 Eric Christopher <echristo@redhat.com>
4461 * config/mips/mips.md: Add unspec #2.
4463 (reload_outdi): Ditto.
4464 (reload_outsi): Ditto.
4467 2001-09-15 Eric Christopher <echristo@redhat.com>
4468 Jason Eckhardt <jle@redhat.com>
4470 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4471 * config/mips/isa32-linux.h: New file.
4472 * config/mips/isa3264.h: Ditto.
4473 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4474 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4475 (output_block_mode): Support MEABI.
4476 (function_arg): Ditto. Fix floating point arg passing.
4477 (mips_va_start): Ditto.
4478 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4480 (mips_asm_file_start): Add new section to pass abi to gdb.
4481 (function_arg_pass_by_reference): Support MEABI.
4482 (mips_parse_cpu): Support mips32 and mips64 processors.
4483 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4484 TARGET_MIPS5KC. Support isa32 and isa64.
4485 (processor_type): Add r4kc, r5kc, r20kc.
4486 (GENERATE_MULT3_SI): New.
4487 (GENERATE_MULT3_DI): Ditto.
4488 (GENERATE_MULT3): Remove.
4489 (ISA_HAS_64BIT_REGS): Add isa == 64.
4490 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4491 (ISA_HAS_MADD_MSUB): New.
4492 (ISA_HAS_CLZ_CLO): Ditto.
4493 (ISA_HAS_DCLZ_DCLO): Ditto.
4494 (ABI_GAS_ASM_SPEC): New.
4495 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4498 (SUBTARGET_CC1_SPEC): Ditto.
4499 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4500 (PAD_VARARGS_DOWN): Support MEABI.
4501 (HARD_REGNO_NREGS): Move to mips.c.
4502 (ASM_OUTPUT_IDENT): Add #undef.
4503 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4504 (mulsi3): Use GENERATE_MULT3_SI.
4505 (mulsi3_mult3): Ditto. Support mips32, mips64.
4506 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4507 (mul_sub_si): New pattern.
4508 (unnamed splitters): New.
4509 (muldi3): Use GENERATE_MULT3_DI.
4510 (muldi3_internal2): Ditto.
4511 (movdicc): Support mips32.
4512 * config/mips/t-isa3264: New file.
4514 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4516 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4517 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4518 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4520 * reorg.c (fill_slots_from_thread): After call to
4521 steal_delay_list_from_target, update own_thread as new_thread may
4524 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4526 * cpperror.c (print_location): Take line and column, for
4527 default positioning use the previously lexed token.
4528 (_cpp_begin_message): Take line and column.
4529 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4530 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4531 * cpphash.h (_cpp_begin_message): Update prototype.
4532 * cppinit.c (push_include): Don't set output line.
4533 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4534 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4535 (do_pragma): Kludge for front ends. Don't expand macros at all.
4536 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4537 (struct cpp_token): Remove output_line.
4538 (struct cpp_callbacks): New member line_change.
4539 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4540 cpp_get_token): Preserve BOL flag.
4541 (cpp_get_line): Remove.
4542 (_cpp_backup_tokens): Remove useless abort().
4543 * cppmain.c (cb_line_change): New.
4544 (scan_translation_unit): Don't worry about starting new lines here.
4545 * scan-decls.c (scan_decls): Update.
4546 * c-lex.c (c_lex, init_c_lex): Update.
4547 (cb_line_change, src_lineno): New.
4549 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4551 * tree.c (append_random_chars): Generate the random
4552 characters in a reproducable fashion.
4554 2001-09-14 Richard Henderson <rth@redhat.com>
4556 * config/i386/i386.c (internal_label_prefix): New.
4557 (internal_label_prefix_len): New.
4558 (override_options): Set them.
4559 (local_symbolic_operand): New.
4560 (legitimate_pic_address_disp_p): Use it.
4561 (legitimize_pic_address): Likewise.
4563 2001-09-14 Marc Espie <espie@openbsd.org>
4565 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4568 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4570 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4571 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4573 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4575 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4576 invocation of SUBREG_REGNO_OFFSET.
4578 * haifa-sched.c: Fix typo in FSF copyright statement.
4579 * sched-deps.c: Fix typo in FSF copyright statement.
4580 * sched-ebb.c: Fix typo in FSF copyright statement.
4581 * sched-rgn.c: Fix typo in FSF copyright statement.
4582 * sched-vis.c: Fix typo in FSF copyright statement.
4584 * config.gcc: Move inclusion of arm elf specific header files
4585 from the files themselves into the tm_file variable. Make
4586 sure that elfos.h is included before target specific elf
4588 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4590 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4591 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4592 ASM_OUTPUT_CASE_LABEL): Protect definition.
4593 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4594 not already defined.
4595 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4596 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4597 Remove duplicate definition.
4598 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4599 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4600 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4601 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
4602 Remove inclusion of arm/elf.h.
4603 * config/arm/unknown-elf.h: as for conix-elf.h.
4604 (STARTFILE_SPEC): Include crti.o and crtn.o.
4605 * config/arm/linux-elf.h: as for conix-elf.h.
4606 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
4607 * config/arm/strongarm-elf.h: Remove inclusion of
4609 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
4610 * config/arm/unknown-elf-oabi.h: Remove inclusion of
4611 unknown-elf.h and elf.h.
4612 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
4613 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
4614 ASM_WEAKEN_LABEL): Remove redundant definition.
4615 * config/arm/elf.h: Test for inclusion of elfos.h
4616 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
4617 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
4618 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
4619 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
4620 redundant definition.
4621 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
4622 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
4623 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
4624 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
4625 Add rules to build crti.o and crtn.o
4626 * crti.asm: New file.
4627 * crtn.asm: New file.
4629 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
4631 * c-parse.in (_yylex): Use _cpp_backup_tokens.
4632 * cpphash.h (struct tokenrun): Add prev.
4633 (struct lexer_state): Remove bol.
4634 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
4635 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
4637 * cppinit.c (cpp_create_reader): Don't set bol.
4638 (cpp_destroy): Don't free lookaheads.
4639 * cpplex.c (lex_directive): Remove.
4640 (next_tokenrun): Update.
4641 (_cpp_lex_token): Clean up logic.
4642 (lex_token): Update to return a pointer to lexed token, since it
4643 can move to the start of the buffer. Simpify newline handling.
4644 * cpplib.c (SEEN_EOL): Update.
4645 (skip_rest_of_line): Remove lookahead stuff.
4646 (end_directive): Line numbers are already incremented. Revert
4647 to start of lexed token buffer if we can.
4648 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
4649 parse_answer): Use _cpp_backup_tokens.
4650 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
4651 instead. Don't check for EOL.
4652 (do_include_common, do_line, do_pragma_system_header): Use
4654 * cpplib.h (BOL, _cpp_backup_tokens): New.
4655 * cppmacro.c (save_lookahead_token, take_lookahead_token,
4656 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
4657 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
4658 (builtin_macro): Don't use cpp_get_line.
4659 (cpp_get_line): Short term kludge.
4660 (parse_arg): Handle directives in arguments here. Back up when
4661 appropriate. Store EOF at end of argument list.
4662 (funlike_invocation_p): Use _cpp_backup_tokens.
4663 (push_arg_context): Account for EOF at end of list.
4664 (cpp_get_token): Remove lookahead stuff. Update.
4666 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4668 * c-parse.in (yyerror): Const-ification and/or static-ization.
4669 * c-typeck.c (push_member_name): Likewise.
4670 * collect2.c (main): Likewise.
4671 * dbxout.c (dbxout_parms): Likewise.
4672 * diagnostic.c (format_with_decl): Likewise.
4673 * dwarf2out.c (output_ranges): Likewise.
4674 * dwarfout.c (fundamental_type_code): Likewise.
4675 * except.c (dw2_output_call_site_table): Likewise.
4676 * gcc.c (do_spec_1): Likewise.
4677 * genopinit.c (optabs): Likewise.
4678 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
4679 gen_declaration_1, handle_impent): Likewise.
4680 * protoize.c (default_include, in_system_include_dir, abspath):
4682 * sched-vis.c (visualize_stall_cycles): Likewise.
4683 * sdbout.c (plain_type_1, sdbout_end_function,
4684 sdbout_end_epilogue): Likewise.
4685 * varasm.c (decode_reg_name): Likewise.
4687 * 1750a.c (mod_regno_adjust): Likewise.
4688 * alpha.c (alpha_write_one_linkage,
4689 unicosmk_output_default_externs): Likewise.
4690 * arm.c (arm_condition_codes): Likewise.
4691 * arm.h (arm_condition_codes): Likewise.
4692 * avr.c (output_movsisf, encode_section_info): Likewise.
4693 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
4695 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4696 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4697 * m88k.c (output_function_profiler): Likewise.
4698 * mips.c (mips_output_conditional_branch): Likewise.
4699 * ns32k.c (ns32k_out_reg_names): Likewise.
4700 * ns32k.h (ns32k_out_reg_names): Likewise.
4701 * pj.c (pj_output_rval): Likewise.
4702 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
4703 * sparc.c (sparc_flat_function_prologue,
4704 sparc_flat_function_epilogue): Likewise.
4706 2001-09-13 Markus Werle <numerical.simulation@web.de>
4707 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4709 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
4710 Aachen University of Technology".
4712 2001-09-13 Andreas Schwab <schwab@suse.de>
4714 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
4717 2001-09-13 Richard Henderson <rth@redhat.com>
4719 * config/alpha/alpha.c (small_symbolic_operand): New.
4720 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
4721 (some_operand, input_operand): Don't handle HIGH.
4722 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
4723 (alpha_expand_mov): Likewise.
4724 (print_operand) [H]: Just print HIGH symbol.
4725 (print_operand_address): Handle small data.
4726 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
4727 (TARGET_SWITCHES): Add -msmall-data/large-data.
4728 (PIC_OFFSET_TABLE_REGNUM): New.
4729 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
4730 (PREDICATE_COES): Update.
4731 * config/alpha/alpha.md (adddi_er_high): New.
4732 (adddi_er_low): Handle small data.
4733 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
4734 prefer .sdata to .rodata.
4735 (SELECT_RTX_SECTION): Likewise.
4737 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
4739 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
4740 defining __size_t and leaving size_t undefined.
4742 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4744 * basic-block.h (expunge_block): Declare.
4745 * cfg.c (expunge_block): Remove static declaration.
4747 2001-09-12 Richard Henderson <rth@redhat.com>
4749 * integrate.c (copy_insn_list): Copy label name from
4750 NOTE_INSN_DELETED_LABEL.
4752 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4754 * c-common.c (c_tree_code_name): Const-ification.
4755 * c-decl.c (c_decode_option): Likewise.
4756 * c-typeck.c (warn_for_assignment): Likewise.
4757 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4759 * cppinit.c (output_deps): Likewise.
4760 * dependence.c (dependence_string, direction_string): Likewise.
4761 * dwarf2out.c (output_ranges): Likewise.
4762 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4763 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4764 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4765 standard_startfile_prefix, standard_startfile_prefix_1,
4766 standard_startfile_prefix_2, tooldir_base_prefix,
4767 standard_bindir_prefix, find_a_file): Likewise.
4768 * genattrtab.c (make_length_attrs): Likewise.
4769 * gencheck.c (tree_codes): Likewise.
4770 * genemit.c (gen_split): Likewise.
4771 * genrecog.c (special_mode_pred_table): Likewise.
4772 * graph.c (graph_ext): Likewise.
4773 * protoize (default_include): Likewise.
4774 * reload.c (reload_when_needed_name): Likewise.
4775 * sched-vis.c (visualize_stall_cycles): Likewise.
4776 * tlink.c (recompile_files): Likewise.
4777 * toplev.c (decode_g_option): Likewise.
4778 * tradcpp.c (output_deps): Likewise.
4779 * varasm.c (decode_reg_name): Likewise.
4781 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4784 * avr.c (avr_regnames, encode_section_info): Likewise.
4785 * c4x.c (float_reg_names): Likewise.
4786 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4787 * elfos.h (const_section): Likewise.
4788 * i386.c (ix86_comp_type_attributes): Likewise.
4789 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4790 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4791 * ia64.c (type_names): Likewise.
4792 * m68hc11.c (reg_class_names): Likewise.
4793 * m88k.c (m_options): Likewise.
4794 * mips.c (mips_output_conditional_branch, mips_unique_section):
4796 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4797 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4798 ultra_code_names): Likewise.
4799 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4801 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4803 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4804 Use --fatal-warnings option for gas.
4805 * configure: Rebuilt.
4807 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4809 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4811 2001-09-11 Jim Wilson <wilson@redhat.com>
4813 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4815 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4817 * builtins.c (c_strlen): Treat an offset too large for a
4818 HOST_WIDE_INT as out of range.
4820 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4822 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4823 (EDGE_CRITICAL_P): New predicate.
4824 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4826 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4827 (dump_edge_info): Remove "crit".
4828 * cfganal.c (mark_critical_edges): Kill.
4829 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4830 * cfgcleanup.c (cleanup_cfg): Likewise.
4831 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4832 (find_spanning_tree): Likewise.
4833 * reg-stack.c (convert_regs_1): Likewise.
4834 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4836 * basic-block.h (create_basic_block_structure): New.
4837 (create_basic_block): Update prototype.
4838 (force_nonfallthru): New.
4839 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4840 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4841 handle updating of block_for_insn, creating of empty BBs and BBs at
4842 the end of INSN chain.
4843 (create_basic_block): New function.
4844 (split_block): Use create_basic_block.
4845 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4846 (redirect_edge_and_branch_force): ... here.
4847 (force_nonfallthru): New.
4848 (split_edge): Rewrite to use force_nonfallthru and create_block.
4849 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4850 (find_basic_blocks): Free basic_block_for_insn.
4851 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4853 * cfg.c: Fix formating.
4854 * cfgcleanup.c: Fix formating.
4855 (merge_blocks, tail_recursion_label_p): Return bool.
4856 (merge_blocks_move_predecessor_nojumps,
4857 merge_blocks_move_successor_nojumps): Return void.
4859 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4861 * configure.in: Check whether assembler supports section merging.
4862 * config.in: Rebuilt.
4863 * configure: Rebuilt.
4864 * varasm.c (variable_section, output_constant_pool): Pass alignment
4865 to SELECT_SECTION and SELECT_RTX_SECTION.
4866 (mergeable_string_section): New.
4867 (mergeable_constant_section): New.
4868 (default_elf_asm_named_section): Output SECTION_MERGE and
4869 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4870 * output.h (mergeable_string_section): New.
4871 (mergeable_constant_section): New.
4872 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4873 * toplev.c (flag_merge_constants): New.
4874 (f_options): Add -fmerge-constants and -fmerge-all-constants
4876 (toplev_main): Default to -fno-merge-constants if not optimizing.
4877 * flags.h (flag_merge_constants): Add extern.
4878 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4879 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4881 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4882 Define if assembler has working .subsection -1 support.
4883 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4884 Put constant into special SHF_MERGE sections if the linker should
4885 attempt to merge duplicates.
4886 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4888 Put constant into special SHF_MERGE sections if the linker should
4889 attempt to merge duplicates.
4890 * config/alpha/elf.h: Likewise.
4891 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4892 has working .subsection -1 support.
4893 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4895 * config/svr3.h: Likewise.
4896 * config/darwin.h: Likewise.
4897 * config/arm/aof.h: Likewise.
4898 * config/arm/linux-elf.h: Likewise.
4899 * config/avr/avr.h: Likewise.
4900 * config/c4x/c4x.h: Likewise.
4901 * config/d30v/d30v.h: Likewise.
4902 * config/i386/dgux.h: Likewise.
4903 * config/i386/osfrose.h: Likewise.
4904 * config/i386/sco5.h: Likewise.
4905 * config/i386/svr3gas.h: Likewise.
4906 * config/ia64/aix.h: Likewise.
4907 * config/m32r/m32r.h: Likewise.
4908 * config/m68k/m68k.h: Likewise.
4909 * config/m88k/dgux.h: Likewise.
4910 * config/m88k/m88k.h: Likewise.
4911 * config/mcore/mcore-pe.h: Likewise.
4912 * config/mips/mips.h: Likewise.
4913 * config/pa/pa.h: Likewise.
4914 * config/pa/pa-linux.h: Likewise.
4915 * config/romp/romp.h: Likewise.
4916 * config/rs6000/sysv4.h: Likewise.
4917 * config/rs6000/xcoff.h: Likewise.
4918 * config/s390/linux.h: Likewise.
4919 * config/sparc/sparc.h: Likewise.
4920 * config/sparc/sysv4.h: Likewise.
4921 * config/stormy16/stormy16.h: Likewise.
4922 * config/v850/v850.h: Likewise.
4923 * config/vax/vms.h: Likewise.
4924 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
4925 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4926 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
4927 default_elf_asm_named_section for SHF_MERGE sections.
4929 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4931 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
4934 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
4936 * c-common.c (split_specs_attrs): Allow for empty attributes with
4937 empty TREE_PURPOSE. Fixes PR c/4294.
4939 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
4941 * basic-block.h (cached_make_edge, make_single_succ): New.
4942 (make_edge): Remove first parameter.
4943 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
4944 * cfg.c (cached_make_edge): Rename from make_edge; return newly
4945 created edge; use obstack allocation.
4946 (make_edge, make_single_succ_edge): New.
4947 (first_removed_edge): New static variable.
4948 (init_flow): Initialize first_removed_edge and n_edges.
4949 (clear_edges): Use remove_edge.
4950 (flow_delete_block): Likewise.
4951 (remove_edge): Add removed edges to the removed edges list.
4952 (split_block, redirect_edge_and_branch_force, split_edge):
4954 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
4955 (add_noreturn_fake_exit_edges): Likewise.
4956 (connect_infinite_loops_to_exit): Liekwise.
4957 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
4958 Use cached_make_edge.
4959 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
4960 * profile.c (branch_prob): Update make_edge call.
4961 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4963 2001-09-11 Richard Henderson <rth@redhat.com>
4965 * config/alpha/alpha.c: Tidy formatting.
4966 (local_symbolic_operand): Verify mode.
4967 (alpha_sa_mask): Ignore unicos for eh_return.
4968 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
4969 * config/alpha/alpha.md (umk divsi patterns): Remove.
4970 (extendsfdf2): Remove unicos check.
4971 (tablejump): Merge vms and unicos code; always use direct set
4974 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4976 * config.gcc (alpha*-*-unicosmk*): New target.
4978 * config/alpha/alpha-protos.h (symbolic_operand,
4979 unicosmk_add_call_info_word, unicosmk_add_extern,
4980 unicosmk_defer_case_vector, unicosmk_unique_section,
4981 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
4982 unicosmk_asm_file_start, unicosmk_asm_file_end,
4983 unicosmk_output_common): Declare.
4985 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
4986 direct_return, function_arg, alpha_va_start, alpha_va_arg,
4987 alpha_does_function_need_gp, alpha_end_function): Support Cray
4989 (alpha_init_machine_status, alpha_mark_machine_status,
4990 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
4991 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
4992 unicosmk_asm_named_section, unicosmk_insert_attributes,
4993 unicosmk_section_type_flags, symbolic_operand,
4994 unicosmk_output_module_name, unicosmk_output_default_externs,
4995 unicosmk_output_dex, unicosmk_output_externs,
4996 unicosmk_output_addr_vec, unicosmk_ssib_name,
4997 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
4998 unicosmk_asm_file_end, unicosmk_output_common,
4999 unicosmk_section_type_flags, unicosmk_unique_section,
5000 unicosmk_add_call_info_word, unicosmk_text_section,
5001 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5002 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5003 unicosmk_dex_count, unicosmk_special_name): New.
5004 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5005 TARGET_ABI_UNICOSMK.
5006 (get_aligned_mem, alpha_expand_unaligned_load,
5007 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5008 alpha_expand_unaligned_store_words): Support big-endian mode.
5009 (print_operand): Likewise. New format specifier 't'. Use
5010 TARGET_AS_SLASH_BEFORE_SUFFIX.
5011 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5012 (alpha_pv_save_size): Update with above change.
5013 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5014 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5017 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5018 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5019 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5020 (EXTRA_CONSTRAINT): New constraint 'U'.
5021 (PREDICATE_CODES): Add symbolic_operand.
5023 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5024 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5025 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5026 (integer division and modulus patterns): Split in default and
5028 (*divmodsi_internal, *divmoddi_internal): Disable for
5029 TARGET_ABI_UNICOSMK.
5030 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5031 little-endian and big-endian versions.
5032 (ext, ins, msk): Likewise.
5033 (extv, extzv, insv): Support big-endian mode.
5034 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5035 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5036 *tablejump_umk_internal, *call_value_umk): New.
5037 (*movdi_nofix): Add pattern for loading an address into a register on
5038 TARGET_ABI_UNICOSMK.
5039 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5040 (umk_mismatch_args, arg_home_umk): New.
5041 (various insns): Don't use mov, fmov, nop, fnop and unop.
5042 (realign): Support TARGET_ABI_UNICOSMK.
5044 * config/alpha/unicosmk.h: New file.
5045 * config/alpha/t-unicosmk: New file.
5047 * fixinc/inclhack.def (unicosmk_restrict): New.
5048 * fixinc/fixincl.x: Regenerate.
5050 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5051 (wchar_t): Check for and define __WCHAR_T__.
5053 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5055 * combine.c (simplify_shift_const): Treat shifts by the mode
5058 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5060 * cpphash.h (struct tokenrun): New.
5061 (struct cpp_context): New member bol.
5062 (struct cpp_reader): New members.
5063 (_cpp_init_tokenrun): New.
5064 * cppinit.c (cpp_create_reader): Set up the token runs.
5065 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5066 (lex_token): New internalised version of _cpp_lex_token. Don't
5067 handle directives or the multiple include opimisation here any
5068 more. Simply lex a token.
5069 * cpplib.c (run_directive): Clear bol.
5070 (_cpp_pop_buffer): Set bol.
5071 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5074 2001-09-11 Michael Meissner <meissner@redhat.com>
5076 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5077 give an error if the user uses -mfp32.
5078 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5080 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5081 floating point register size.
5082 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5084 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5085 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5087 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5088 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5090 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5092 * dbxout.c (dbxout_parms): Fix typo in comment.
5093 * unroll.c (loop_find_equiv_value): Ditto.
5094 * toplev.c (rest_of_compilation): Ditto.
5095 * loop.c (scan_loop): Ditto.
5096 * dwarf2out.c (struct dw_fde_struct): Ditto.
5098 2001-09-10 Zack Weinberg <zackw@panix.com>
5100 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5101 copying identifier when we're just going to throw it away.
5102 (parse_identifier_slow): New routine to handle abnormal cases.
5103 (_cpp_lex_token): Update call site.
5105 * hashtable.c (ht_lookup): Don't assume that the string we've
5106 been given is NUL-terminated.
5107 * system.h: #define __builtin_expect(a, b) to (a) if not
5110 2001-09-10 Michael Meissner <meissner@redhat.com>
5112 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5115 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5117 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5119 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5121 * builtins.c (c_getstr): Correct thinko in last change and further
5124 2001-09-10 Tim Freeman <tim@fungibole.com>
5126 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5127 into varray's and register them as roots with the garbage
5128 collector so they are not collected too soon.
5130 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5132 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5134 * basic-block.h (flow_obstack, label_value_list,
5135 tail_recursion_label_list): Declare
5136 (tidy_fallthru_edges): Declare.
5137 (expunge_block, last_loop_beg_note): Delete.
5138 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5140 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5141 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5142 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5143 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5144 expunge_block, flow_delete_block, compute_bb_for_insn,
5145 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5146 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5147 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5148 try_redirect_by_replacing_jump, last_loop_beg_note,
5149 redirect_edge_and_branch, redirect_edge_and_branch_force,
5150 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5151 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5152 commit_edge_insertions, dump_flow_info, debug_flow_info,
5153 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5154 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5155 Move here from flow.c
5156 * cfganal.c: New file.
5157 (forwarder_block_p, can_fallthru, mark_critical_edges,
5158 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5159 find_unreachable_blocks, create_edge_list, free_edge_list,
5160 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5161 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5162 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5163 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5164 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5165 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5166 Move here from flow.c
5167 * cfgbuild.c: New file
5168 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5169 make_edges, find_basic_blocks_1, find_basic_blocks,
5170 find_sub_basic_blocks): Move here from flow.c
5171 * cfgcleanup.c: New file.
5172 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5173 merge_blocks_move_predecessor_nojumps,
5174 merge_blocks_move_successor_nojumps, merge_blocks,
5175 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5176 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5177 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5179 * cfgloop.c: New file
5180 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5181 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5182 flow_loop_exit_edges_find, flow_loop_nodes_find,
5183 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5184 flow_loop_tree_node_add, flow_loops_tree_build,
5185 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5186 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5187 Move here from flow.c
5188 * flow.c: Remove everything moved elsewhere
5189 * output.h (cleanup_cfg): Return bool.
5191 * bb-reorder.c (reorder_block_def): Remove 'index'.
5192 (insert_intra_1): Add argument BB, set block for new note.
5193 (make_reorder_chain): Do not depdent on BB indexes.
5194 (make_reorder_chain_1): Do not use BB indexes.
5195 (label_for_bb): Likewise; set BB for new insn.
5196 (emit_jump_to_block_after): Likewise.
5197 (fixup_reoder_chain): Sanity check that all basic blocks
5198 are chained; verify newly created insn chain; remove
5199 undocnitional jump simplifying; Do not use BB indexes;
5200 properly initialize count and frequency information;
5201 dump reordered sequence.
5202 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5203 (insert_inter_bb_scope_notes): Set block for new insn.
5204 (reorder_basic_blocks): Dump flow info before reoredering.
5206 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5208 * alias.c (clear_reg_alias_info): Use K&R format definition.
5209 Avoid unsigned warning.
5210 * builtins.c: Use "unsigned int", not "unsigned".
5211 (target_char_cast): Use host_integerp and tree_low_cst.
5212 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5213 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5214 (c_getstr): Likewise.
5215 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5216 (builtin_memcpy_read_str): Avoid unsigned warning.
5217 (expand_builtin_memcpy): Alignments are unsigned.
5218 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5219 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5220 * predict.c (expensive_function_p): LIMIT now unsigned.
5221 * resource.c (mark_target_live_regs): Make some vars unsigned.
5222 * sdbout.c: Use "unsigned int", not "unsigned".
5223 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5224 (sdbout_source_line): Likewise.
5225 (sdbout_record_type_name): Remove "const" for NAME declaration.
5226 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5228 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5230 * calls.c (store_one_arg): Expand comment.
5232 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5234 * calls.c (store_one_arg): Make sure that the entire argument is
5235 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5237 2001-09-09 Richard Henderson <rth@redhat.com>
5239 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5241 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5243 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5245 2001-09-09 Richard Henderson <rth@redhat.com>
5247 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5248 (alpha_this_literal_sequence_number): New.
5249 (alpha_this_gpdisp_sequence_number): New.
5250 (some_operand, input_operand): Add HIGH.
5251 (local_symbolic_operand): New.
5252 (alpha_encode_section_info): New.
5253 (alpha_legitimate_address_p): Allow LO_SUM.
5254 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5255 (alpha_expand_mov): Likewise.
5256 (secondary_reload_class): Check memory_operand not general_operand
5258 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5259 (alpha_expand_unaligned_store): Likewise.
5260 (alpha_expand_unaligned_load_words): Likewise.
5261 (alpha_expand_unaligned_store_words): Likewise.
5262 (alpha_expand_block_clear): Likewise.
5263 (print_operand): Handle %#, %*, %H.
5264 (print_operand_address): Handle LO_SUM.
5266 (alpha_does_function_need_gp): Use it.
5267 (alpha_expand_block_move): Fix signed compare warnings.
5268 (alpha_sa_mask, alpha_align_insns): Likewise.
5269 * config/alpha/alpha-protos.h: Update.
5270 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5271 (MASK_EXPLICIT_RELOCS): New.
5272 (TARGET_SWITCHES): Add -mexplicit-relocs.
5273 (EXTRA_CONSTRAINT): Add 'T'.
5274 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5275 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5276 (ENCODE_SECTION_INFO): Out line.
5277 (REDO_SECTION_INFO_P): New.
5278 (STRIP_NAME_ENCODING): New.
5279 (ASM_OUTPUT_LABELREF): New.
5280 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5281 (PREDICATE_CODES): Update.
5282 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5283 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5284 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5285 builtin_setjmp_receiver_er, exception_receiver_1_er,
5286 call_value_osf_1_er): New patterns.
5287 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5288 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5289 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5290 (FINAL_PRESCAN_INSN): New.
5292 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5294 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5296 2001-09-08 Andreas Jaeger <aj@suse.de>
5298 * i386.h (TARGET_SWITCHES): Fix description.
5300 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5302 * rs6000.c (num_insns_constant): Compute number of instructions
5305 * doc/install.texi: Explain AIX exception handling work-around.
5306 Update URL for AIX fixes.
5308 2001-09-07 Jim Wilson <wilson@redhat.com>
5310 * alias.c (clear_reg_alias_info): New.
5311 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5312 * rtl.h (clear_reg_alias_info): Declare.
5314 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5316 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5318 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5319 (m16m,edivm,emulm): Change declaration to match definition.
5321 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5323 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5324 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5327 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5329 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5330 which have no corresponding C type.
5331 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5332 the representation of 64-bit doubles to work with 64-bit ints.
5334 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5336 * config/mips/mips.c (override_options): Do not override ISA when ABI
5337 specified if MIPS_CPU_STRING_DEFAULT was specified.
5339 2001-09-07 Richard Henderson <rth@redhat.com>
5341 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5342 (express_from_1): Wrap lines.
5343 * rtlanal.c (commutative_operand_precedence): Rename from
5344 operand_preference; export.
5345 * rtl.h: Declare it.
5346 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5347 (simplify_binary_operation): Invoke simplify_plus_minus on
5348 (CONST (PLUS ...)) as well.
5349 (struct simplify_plus_minus_op_data): New.
5350 (simplify_plus_minus_op_data_cmp): New.
5351 (simplify_plus_minus): Use them. Avoid infinite recursion with
5352 simplify_binary_operation wrt CONST.
5354 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5356 * h8300-protos.h (general_operand_dst_push): Remove.
5357 * h8300.c (general_operand_dst_push): Likewise.
5358 * h8300.h (OK_FOR_T): Likewise.
5359 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5360 * h8300.md (pushqi_h8300): New.
5361 (pushqi_h8300hs): Likewise.
5363 (pushhi_h8300): Likewise.
5364 (pushhi_h8300hs): Likewise.
5367 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5369 * genattrtab.c (attr_printf): First arg is unsigned.
5370 Clean up formatting of callers.
5372 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5374 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5377 2001-09-07 Andreas Jaeger <aj@suse.de>
5379 * i386.h (TARGET_SWITCHES): Fix descriptions.
5381 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5383 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5385 2001-09-06 Ira Ruben <ira@apple.com>
5387 Remove OP_IDENTIFIER.
5388 * tree.def (OP_IDENTIFIER): Remove.
5389 * tree.c (tree_node_kind enum): Remove op_id_kind.
5390 (tree_node_kind_names): Remove "op_identifiers".
5391 (make_node): Remove OP_IDENTIFIER test.
5392 (build_op_identifier): Removed because it isn't being used.
5393 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5394 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5396 2001-09-06 Richard Henderson <rth@redhat.com>
5398 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5400 2001-09-06 Richard Henderson <rth@redhat.com>
5402 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5405 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5407 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5408 number used for CR register.
5410 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5411 Joern Rennecke (amylaar@cygnus.com)
5413 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5414 * h8300.c (initial_offset): Handle offset between RP and FP.
5415 (h8300_return_addr_rtx): New function.
5416 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5418 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5419 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5420 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5421 (CAN_ELIMINATE, REGISTER_NAMES):
5422 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5424 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5426 Remove TYPE_NONCOPIED_PARTS.
5427 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5428 (struct tree_type): Remove noncopied_parts.
5429 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5430 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5431 (fixed_type_p): Remove.
5432 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5433 (expand_expr, MODIFY_EXPR): Likewise.
5434 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5435 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5437 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5439 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5441 (mask64_operand): Likewise.
5442 (includes_rldic_lshift_p): Likewise.
5443 (includes_rldicr_lshift_p): Likewise.
5445 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5447 * objc/objc-act.c (build_message_expr): If a class method cannot
5448 be found, do not issue a warning if a corresponding instance
5449 method exists in the root class.
5451 2001-09-05 Richard Henderson <rth@redhat.com>
5453 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5455 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5457 * function.c (ggc_mark_struct_function): Mark f->outer.
5458 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5459 * integrate.c (output_inline_function): ... not here.
5461 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5463 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5465 * i386.c (size_cost): New static variable.
5466 (override_function): Use size_cost when -Os is specified.
5468 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5469 properly; Use current_function_calls_eh_return.
5470 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5471 use leave to avoid dependency chain.
5473 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5474 get BB loop_depth instead of computing it from LOOP notes.
5476 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5478 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5480 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5481 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5482 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5484 2001-09-05 Jeffrey A Law (law@cygnus.com)
5485 Jason Merrill (jason@redhat.com)
5487 * stor-layout.c (layout_type): Complain if an array's size can
5488 not be represented in a size_t.
5490 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5492 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5494 * gcc.c: (process_command) Add parentheses around assignment
5495 used as truth value.
5497 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5499 * config/mips/mips.c (save_restore_insns): Don't mark any register
5500 save slots as unchanging if current_function_calls_eh_return.
5502 2001-09-05 Richard Henderson <rth@redhat.com>
5504 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5505 * config/alpha/alpha-protos.h: Declare it.
5506 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5507 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5508 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5509 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5510 (REG_OK_FOR_BASE_P): Select one of the above.
5512 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5514 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5515 (crti.o): Prefix name of object file with $(T).
5518 2001-09-05 David S. Miller <davem@redhat.com>
5520 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5521 * config/sparc/linux64.h: Likewise.
5523 2001-09-05 Andreas Jaeger <aj@suse.de>
5525 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5526 available anymore, remove the documentation.
5527 (i386 Options): Fix typo, cleanup index entries.
5529 * prefix.c (concat): Remove, we can use the version from liberty.
5531 2001-09-05 Richard Henderson <rth@redhat.com>
5533 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5534 New functions split out of md file expanders.
5535 * config/alpha/alpha-protos.h: Declare them.
5536 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5538 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5540 * cppmacro.c (funlike_invocation_p): No need to restore context.
5542 2001-09-04 Richard Henderson <rth@redhat.com>
5544 * reload.c (push_reload): Export.
5545 * reload.h (push_reload): Declare it.
5547 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5548 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5549 * config/alpha/alpha.c (alpha_legitimize_address): New.
5550 (alpha_legitimize_reload_address): Likewise.
5551 * config/alpha/alpha-protos.h: Declare them.
5553 2001-09-04 Stan Shebs <shebs@apple.com>
5555 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5556 * config/darwin.c (machopic_stub_name): Account for internally
5557 generated lib calls such as memcpy.
5559 2001-09-04 Richard Henderson <rth@redhat.com>
5561 * unwind.h (_UA_END_OF_STACK): New flag.
5562 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5564 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5566 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5568 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5570 * config/mips/mips.c (save_restore_insns): Change base_offset to
5571 fp_offset in second call to mips_emit_frame_related_store.
5573 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5575 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5576 sometimes be represented as a NOTE of type
5577 NOTE_INSN_DELETED_LABEL.
5578 (Insns): Document NOTE_INSN_DELETED_LABEL.
5580 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5582 * c-common.h (tree_dump_index): Add more comments.
5583 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5584 (dump_option_value_info): New struct.
5585 (dump_options): New array.
5586 (dump_switch_p): Parse switch options symbolically.
5587 * doc/invoke.texi (-fdump-ast): Rename to ...
5588 (-fdump-tree): ... here. Document that options are symbolic, and
5589 not all are applicable.
5591 2001-09-04 David S. Miller <davem@redhat.com>
5593 * config/sparc/sparc.md (define_splits): Kill constraints.
5595 Cleanup redundant and unused insn attributes.
5596 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5597 binary, and move. Mark ialu as default.
5598 (commented out define_function_unit "alu"): Kill.
5599 (define_attr "use_clobbered"): Kill.
5600 (whole file): Kill address insn type references. Replace
5601 all unary/binary/move references with ialu.
5602 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
5603 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
5606 Simplify length insn attribute and make more judicious use
5607 of insn attribute defaulting.
5608 * config/sparc/sparc.md (all insns with length > one): Mark as
5609 insn type multi if real instructions, else use default if
5610 it is a forced splitter.
5611 (all insns with length == one): Use default insn length.
5612 (all insns of type ialu): Use default insn type.
5614 Fix erroneous insn attribute settings.
5615 (addx): Set insn type to misc.
5616 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
5617 const_umulsidi3_sp64): Set insn type to imul.
5619 Track SFmode vs DFmode insns according to UltraSPARC
5621 * config/sparc/sparc.md ("fptype"): New attribute, default
5623 (all DFmode single insns): Mark as fptype "double".
5625 2001-09-03 Jakub Jelinek <jakub@redhat.com>
5627 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
5629 2001-09-03 Richard Henderson <rth@redhat.com>
5631 * function.h (struct function): Add arg_pointer_save_area_init.
5632 * function.c (expand_function_end): Init arg_pointer_save_area.
5633 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
5634 when called from a nested function.
5636 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
5638 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
5641 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5643 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
5645 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
5647 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
5648 (emit_push_insn): Use specified padding direction when
5649 STACK_PUSH_CODE is POST_INC.
5651 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
5653 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5655 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
5657 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
5659 * cppinit.c (cpp_start_read): Free the imacros list as we
5660 traverse it. Don't free the chains before returning.
5661 (_cpp_push_next_buffer): Only try pushing buffers if we've
5662 completed -imacros handling.
5664 2001-08-31 Eric Christopher <echristo@redhat.com>
5666 * gcc.c (handle_braces): Add explaination for abort.
5668 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
5670 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
5671 move adjustment of bitpos instead.
5673 2001-08-31 Zack Weinberg <zack@codesourcery.com>
5675 * function.c: Remove all_functions. Make outer_function_chain
5677 (init_function_start): Don't add new function structure to
5679 (find_function_data, push_function_context_to,
5680 pop_function_context_from, put_var_into_stack,
5681 trampoline_address): Update for changed structure element names.
5682 (push_function_context_to): Disentangle.
5683 (free_after_compilation): Also free F.
5684 (expand_dummy_function_end): Don't free cfun here.
5685 (put_var_into_stack): Comment why we can't use find_function_data here.
5686 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
5687 (mark_function_chain): Split into maybe_mark_struct_function and
5688 ggc_mark_struct_function. Export the latter.
5689 (init_function_once): Mark from cfun and outer_function_chain;
5692 * function.h (struct function): Kill next_global. Rename next
5693 to outer. All users updated to match.
5694 (all_functions, outer_function_chain): Don't declare.
5696 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
5697 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
5698 don't touch f->inlinable, after calling rest_of_compilation.
5700 * tree.h: Forward-declare struct function. Prototype
5701 ggc_mark_struct_function.
5703 2001-08-31 Kazu Hirata <kazu@hxi.com>
5705 * config/h8300/h8300.md (*andorhi3): Fix typos.
5707 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5709 * calls.c (emit_library_call_value): Don't use a fixed
5710 argument after VA_CLOSE, i.e. out of scope in traditional C.
5712 * emit-rtl.c (gen_rtvec): Likewise.
5714 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5716 * Makefile.in (c-pragma.o): Depend on output.h.
5717 (reorg.o): Depend on except.h.
5719 * c-pragma.c: Include output.h.
5721 * reorg.c: Include except.h.
5723 * unwind-dw2.c: Call __builtin_alloca, not alloca.
5725 2001-08-31 Richard Henderson <rth@redhat.com>
5727 * sched-deps.c (add_dependence): Don't elide dependency if the
5728 conditional used by insn is modified in elem.
5730 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
5732 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5734 2001-08-31 Diego Novillo <dnovillo@redhat.com>
5736 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
5739 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5741 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5743 (stormy16_asm_out_constructor): New function.
5744 (TARGET_ASM_CONSTRUCTOR): Define.
5745 (TARGET_ASM_DESTRUCTOR): Define.
5747 2001-08-31 Andreas Jaeger <aj@suse.de>
5749 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5750 * loop.c (add_label_notes): Likewise.
5751 * reload.c (find_reloads): Likewise.
5752 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5754 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5756 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5757 code here. Take _Unwind_{W,Sw}ord*.
5758 (read_encoded_value_with_base): Use them.
5759 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5761 (extract_cie_info): Simplify read_?leb128 handling.
5762 (execute_stack_op, execute_cfa_program): Likewise.
5763 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5765 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5767 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5768 the frame pointer to pop the stack if convenient.
5770 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5771 Don't use post-increment before combine.
5772 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5773 a call-saved register.
5775 2001-08-31 Andreas Jaeger <aj@suse.de>
5777 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5780 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5782 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5783 not DIV/MOD, of course.
5785 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5787 * rtl.def: Undo my patch commited 2001-08-27.
5789 * genattrtab.c: Ditto.
5793 * sched-int.h: Ditto.
5795 * target-def.h: Ditto.
5799 * haifa-sched.c: Ditto.
5801 * sched-rgn.c: Ditto.
5803 * sched-vis.c: Ditto.
5805 * Makefile.in: Ditto.
5807 * doc/md.texi: Ditto.
5809 * doc/tm.texi: Ditto.
5811 * doc/contrib.texi: Ditto.
5813 * doc/gcc.texi: Ditto.
5815 * genattrtab.h: Remove it.
5817 * genautomata.c: Remove it.
5819 * genattr.c: Undo my patch and Richard Henderson's patch commited
5822 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5824 * config.gcc (h8300-*-elf*): New case.
5825 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5826 (SUBTARGET_CPP_SPEC): Define.
5827 (EXTRA_SPECS): Define.
5828 (SUBTARGET_EXTRA_SPECS): Define.
5829 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5830 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5832 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5834 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5835 (LIB2FUNCS_EXTRA): Define.
5836 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5837 config/h8300/fixunssfsi.c: New file.
5839 2001-08-30 Kazu Hirata <kazu@hxi.com>
5841 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5842 define_expand to accommodate target-specific attributes.
5843 (anonymous zero_extendqihi2 patterns): New.
5845 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5847 * h8300.md (*andorhi3): New pattern.
5849 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5851 * h8300.c (dosize): Fix test for "sub".
5853 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5855 * c-typeck.c (pointer_diff): Try to eliminate common term before
5858 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5860 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5861 Account for the saves of the FP registers.
5863 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5864 (TEXT_SECTION_ASM_OP): Define.
5865 (INIT_SECTION_ASM_OP): Define.
5866 (FINI_SECTION_ASM_OP): Define.
5867 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5868 (RDATA_SECTION_FUNCITON): Provide prototype.
5870 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5872 * reload1.c (move2add_note_store): Correct typo checking for
5875 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5877 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5878 note should not be considered outside the libcall block.
5880 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5882 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5884 2001-08-29 Kazu Hirata <kazu@hxi.com>
5886 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5888 2001-08-29 Kazu Hirata <kazu@hxi.com>
5890 * config/h8300/h8300-protos.h: Add a prototype for
5892 * config/h8300/h8300.c (emit_logical_op): New.
5893 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
5900 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5902 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
5903 comparison with rtx INTVAL.
5904 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
5906 * pa.h (FUNCTION_ARG_SIZE): Likewise.
5908 2001-08-29 Kazu Hirata <kazu@hxi.com>
5910 * config/h8300/lib1funcs.asm: Update the copyright. Fix
5913 2001-08-29 Kazu Hirata <kazu@hxi.com>
5915 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
5916 (reg n) to (mem (pre_dec (reg n))
5917 (anonymous movsi pattern): Likewise.
5919 2001-08-29 Kazu Hirata <kazu@hxi.com>
5921 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
5923 2001-08-29 Kazu Hirata <kazu@hxi.com>
5925 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
5926 several special constants.
5928 2001-08-29 Kazu Hirata <kazu@hxi.com>
5930 * config/h8300/lib1funcs.asm: Fix comment typos.
5932 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5934 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
5935 Fix format specifier warnings.
5937 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
5938 inet_makeaddr, semctl): Prototype.
5940 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
5941 (save_restore_insns): Use base_offset, not gp_offset.
5943 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
5944 (ASM_OUTPUT_BYTE): Fix format specifier warning.
5946 2001-08-29 Richard Henderson <rth@redhat.com>
5948 * bb-reorder.c (function_tail_eff_head): New.
5949 (record_effective_endpoints): Set it.
5950 (fixup_reorder_chain): Use it.
5952 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5954 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
5956 2001-08-28 Dale Johannesen <dalej@apple.com>
5958 * config/darwin.c (machopic_function_base_name): Add const
5959 qualifier to a string.
5960 (darwin_encode_section_info): Ditto.
5962 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5964 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
5965 function definition.
5967 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5969 * df.h (struct df): Add rts_order variable.
5971 * df.c (df_visit_next_rts): New function.
5972 (df_visit_next): Renamed to df_visit_next_rc
5973 (df_analyse_1): Allocate/compute/free rts_order as well.
5974 (df_rd_global_compute): Use df_visit_next_rc instead of
5976 (df_ru_global_compute): Use df_visit_next_rts instead of
5979 * flow.c (flow_reverse_top_sort_order_compute): New function.
5981 * basic-block.h: Add prototype.
5983 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5985 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
5986 blocks, the BB_REACHABLE is now set, rather than aux being
5987 non-NULL. Update the test to reflect this.
5989 2001-08-28 Eric Christopher <echristo@redhat.com>
5991 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
5992 config/mips/crti.asm: Ditto.
5994 2001-08-28 Eric Christopher <echristo@redhat.com>
5995 Richard Henderson <rth@redhat.com>
5997 * c-pragma.h (add_weak): Move prototype from here...
5998 * output.h (add_weak): ... to here.
5999 * varasm.c (add_weak): Fix typo.
6000 * config/mips/crti.asm: New file.
6001 * config/mips/crtn.asm: Ditto.
6002 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6003 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6004 (INVOKE__main): Ditto.
6005 (INIT_SECTION_ASM_OP): New.
6006 (FINI_SECTION_ASM_OP): Ditto.
6007 (STARTFILE_SPEC): Add crti.
6008 (ENDFILE_SPEC): Add crtn.
6009 * config/mips/elf64.h: Same.
6010 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6012 * config/mips/vxworks.h: Ditto.
6013 * config/mips/t-elf: Support crti and crtn.
6015 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6017 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6020 2001-08-28 Richard Henderson <rth@redhat.com>
6022 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6023 (one_cmplbi2 splitter): Remove redundant test.
6025 2001-08-28 Dale Johannesen <dalej@apple.com>
6027 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6029 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6031 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6033 2001-08-28 Stan Shebs <shebs@apple.com>
6035 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6036 (UNALIGNED_SHORT_ASM_OP): Define.
6037 (UNALIGNED_INT_ASM_OP): Define.
6039 2001-08-28 Will Cohen <wcohen@redhat.com>
6041 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6042 generation for first set.
6044 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6046 * flow.c (redirect_edge_succ_nodup): Return new edge.
6047 (try_simplify_condjump): Use new edge.
6048 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6050 * cse.c (cse_basic_block): Skip note instructions.
6052 2001-08-27 Richard Henderson <rth@redhat.com>
6054 * combine.c (combine_simplify_rtx): Don't reverse condition
6055 if there is no reverse for the condition.
6056 (simplify_comparison): Don't simplify subregs from INT to FP.
6058 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6059 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6060 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6061 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6062 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6063 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6065 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6067 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6068 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6070 (adddi_dilshr32, adddi_dishl32): Only data register can be
6071 source for mem destination.
6073 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6074 and use bitnum to decide about register move.
6076 2001-08-27 Richard Henderson <rth@redhat.com>
6078 * genattr.c (main): Emit state_t even when not doing scheduling.
6080 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6081 Richard Henderson <rth@redhat.com>
6083 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6084 (reg_avail_info, current_bb): ... these.
6085 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6086 (compute_hash_table): Likewise.
6088 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6090 * flow.c (verify_flow_info): Use checksums to verify edges.
6092 2001-08-27 Richard Henderson <rth@redhat.com>
6094 * genautomata.c (expand_automata): Always create a description.
6096 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6098 * optabs.c (expand_binop): Correctly handle the carry in multiword
6099 add/subtract operations.
6101 2001-08-27 Fred Fish <fnf@be.com>
6103 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6106 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6108 * reload.c (find_reloads_toplev): Back out this change:
6110 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6112 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6113 mem if the address is a mode_dependent_address_p.
6115 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6117 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6118 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6119 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6122 * genattr.c (main): New variable num_insn_reservations. Increase
6123 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6124 pipeline hazard recognizer interface.
6126 * genattrtab.h: New file.
6128 * genattrtab.c: Include genattrtab.h.
6129 (attr_printf, check_attr_test, make_internal_attr,
6130 make_numeric_value): Move protypes into genattrtab.h. Define them
6132 (num_dfa_decls): New global variable.
6133 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6134 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6135 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6136 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6138 * genautomata.c: New file.
6140 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6142 * sched-int.h: (curr_state): Add the external definition for
6143 automaton pipeline interface.
6144 (haifa_insn_data): Add comments for members blockage and units.
6146 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6147 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6148 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6149 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6150 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6151 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6152 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6154 (TARGET_SCHED): Use the new macros.
6156 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6157 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6158 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6159 dfa_bubble): New members in gcc_target.sched.
6161 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6162 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6163 (insn_queue): Redefine it as pointer to array.
6164 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6166 (max_insn_queue_index_macro_value): New variable.
6167 (curr_state, dfa_state_size, ready_try): New varaibles for
6168 automaton interface.
6169 (ready_element, ready_remove, max_issue): New function prototypes
6170 for automaton interface.
6171 (choose_ready): New function prototype.
6172 (insn_unit, blockage_range): Add comments.
6173 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6174 FUNCTION_UNITS_SIZE == 0.
6175 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6176 actual_hazard, potential_hazard): Add comments.
6177 (insn_cost): Use cost -1 as undefined value. Remove
6178 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6180 (ready_element, ready_remove): New functions for automaton
6182 (schedule_insn): Add new code for automaton pipeline interface.
6183 (queue_to_ready): Add new code for automaton pipeline interface.
6184 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6185 (debug_ready_list): Print newline when the queue is empty.
6186 (max_issue): New function for automaton pipeline interface.
6187 (choose_ready): New function.
6188 (schedule_block): Add new code for automaton pipeline interface.
6189 Print ready list before scheduling each insn.
6190 (sched_init): Add new code for automaton pipeline interface.
6191 Initiate insn cost by -1.
6192 (sched_finish): Free the current automaton state and finalize
6193 automaton pipeline interface.
6195 * sched-rgn.c: Include target.h.
6196 (init_ready_list, new_ready, debug_dependencies): Add new code for
6197 automaton pipeline interface.
6199 * sched-vis.c: Include target.h.
6200 (get_visual_tbl_length): Add code for automaton interface.
6201 (target_units, print_block_visualization): Add comments.
6203 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6204 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6205 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6206 (getruntime.o, genautomata.o): New entries.
6207 (genattrtab.o): Add new dependency file genattrtab.h.
6208 (genattrtab): Add new dependencies. Link it with `libm.a'.
6209 (getruntime.o, hashtab.o): New entries for canadian cross.
6211 * doc/md.texi: Description of automaton based model.
6213 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6215 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6216 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6217 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6218 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6219 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6220 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6221 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6223 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6224 MAX_DFA_ISSUE_RATE): New macro descriptions.
6226 * doc/contrib.texi: Add dfa based scheduler contribution.
6228 * doc/gcc.texi: Add more information about genattrtab.
6230 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6232 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6235 2001-08-27 Richard Henderson <rth@redhat.com>
6237 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6238 (get_arg_pointer_save_area): New. Create an init it here.
6239 (fix_lexical_addr): Use it.
6240 * function.h: Declare it.
6241 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6242 * stmt.c (expand_nl_goto_receiver): Use it.
6244 2001-08-27 Richard Henderson <rth@redhat.com>
6246 * final.c (final_scan_insn): Don't enter APP_ON mode for
6249 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6250 alignment for assemble_integer for DW_EH_PE_aligned.
6251 * except.c (output_function_exception_table): Likewise.
6253 2001-08-26 Andreas Jaeger <aj@suse.de>
6255 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6257 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6259 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6261 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6263 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6265 (mask64_operand): Likewise.
6266 (rldic_operand): Delete.
6267 (includes_lshift64_p): Delete.
6268 (includes_rldic_lshift_p): New function.
6269 (includes_rldicr_lshift_p): New function.
6270 (print_operand): Don't call rldic_operand in case 'W'.
6271 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6272 (includes_lshift64_p): Remove.
6273 (includes_rldic_lshift_p): Declare.
6274 (includes_rldicr_lshift_p): Declare.
6275 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6276 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6277 Replace match_operand rldic_operand predicate with
6278 const_int_operand. Replace includes_lshift64_p condition with
6279 includes_rldic_lshift_p.
6280 <ashldi3_internal 64 bit rldicr patterns>: New.
6282 2001-08-27 Andreas Jaeger <aj@suse.de>
6284 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6285 * errors.c: Likewise.
6286 * final.c: Likewise.
6287 * dwarf2asm.c: Likewise.
6288 * doprint.c (checkit): Likewise.
6289 * diagnostic.c: Likewise.
6290 * collect2.c: Likewise.
6291 * calls.c: Likewise.
6292 * c-semantics.c (build_stmt): Likewise.
6293 * c-format.c (status_warning): Likewise.
6294 * c-errors.c (pedwarn_c99): Likewise.
6295 * builtins.c (validate_arglist): Likewise.
6296 * config/pj/pj.c (pj_printf): Likewise.
6297 * fix-header.c: Likewise.
6299 * gcov.c (fnotice): Likewise.
6300 * gensupport.c (message_with_line): Likewise.
6301 * mips-tfile.c: Likewise.
6302 * protoize.c (notice): Likewise.
6303 * read-rtl.c (fatal_with_file_and_line): Likewise.
6304 * rtl-error.c: Likewise.
6305 * tradcpp.c: Likewise.
6307 * cp/tree.c (build_min_nt): Likewise.
6308 (build_min): Likewise.
6309 * cp/lex.c: Likewise.
6310 * cp/errfn.c: Likewise.
6311 * cp/rtti.c (create_pseudo_type_info): Likewise.
6313 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6315 * df.c (df_uses_record): Return after recording all uses
6318 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6320 * df.c (df_insn_modify): Realloc the INSN table here, if
6321 necessary, here, too.
6323 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6325 * config/mips/mips.c (mips_function_value): Handle complex return
6328 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6330 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6332 * reload.c (make_memloc): Copy result if it is still
6333 reg_equiv_memory_loc[regno] on return.
6334 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6335 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6336 reg_equiv_mem are modified by the substitutions.
6338 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6340 * predict.c (expensive_function_p): New.
6341 * rtl.h (expensive_function_p): Declare.
6342 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6343 (use_fast_prologue_epilogue): New static variable.
6344 (expand_prologue): Set it; emit short prologues if unset.
6345 (expand_epilogue): Likewise.
6347 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6349 * config.gcc: Add stormy16-*-elf case.
6350 * config/stormy16/stormy-abi: New file.
6351 * config/stormy16/stormy16-lib2.c: New file.
6352 * config/stormy16/stormy16-protos.h: New file.
6353 * config/stormy16/stormy16.c: New file.
6354 * config/stormy16/stormy16.h: New file.
6355 * config/stormy16/stormy16.md: New file.
6356 * config/stormy16/t-stormy16: New file.
6358 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6360 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6362 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6364 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6365 descriptor members are pointer size, not constant 4.
6366 * config/rs6000/rs6000.md (define_splits): Remove more unused
6369 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6371 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6373 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6375 * cp/rtti.c (VPARAMS): Fix parameter.
6377 2001-08-24 Zack Weinberg <zackw@panix.com>
6379 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6381 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6383 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6384 in if controlling use of insv.
6385 (extract_bit_field): Likewise, for extv and extzv.
6387 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6389 * i386.md (movcc peep2): Fix load of 0.
6391 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6393 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6394 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6396 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6398 * c-pragma.h: Move weak_syms and weak_decls...
6399 * varasm.c: ...here. Now static.
6400 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6401 depend on HANDLE_PRAGMA_WEAK.
6403 * c-common.c (c_alignof, c_alignof_expr): Move here...
6404 * c-typeck.c: ...from here.
6405 * c-tree.h, c-common.h: Adjust.
6407 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6409 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6410 instead of incrementing it.
6412 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6413 asm ready, don't try to move them all into the same array element.
6415 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6417 * function.c (thread_prologue_and_epilogue_insns): Avoid
6418 fallthru flag on edge to exit.
6420 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6422 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6425 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6427 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6428 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6429 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6432 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6434 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6435 replace "GNU CC" with "GCC".
6437 2001-08-23 Richard Henderson <rth@redhat.com>
6439 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6440 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6441 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6442 Need GR between FR and not GR_AND_FR.
6443 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6444 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6445 AR regs before GR regs.
6446 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6447 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6448 (REGISTER_MOVE_COST): Update.
6449 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6451 2001-08-23 Richard Henderson <rth@redhat.com>
6453 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6456 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6458 * reload1.c (emit_reload_insns): Don't look for notes
6459 on a NULL store_insn.
6461 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6463 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6464 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6465 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6466 format specifier warnings.
6467 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6469 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6471 * config/i386/i386-protos.h: Correct declaration of
6472 i386_pe_asm_named_section.
6474 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6476 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6478 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6480 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6482 * cpperror.c (print_location): Don't show _Pragma.
6483 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6484 and file change callback generation here.
6485 (stack_include_file): Update use of cpp_push_buffer.
6486 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6487 (struct cpp_buffer): Remove type, pfile members.
6488 * cppinit.c (cpp_handle_option): Use free_chain.
6489 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6490 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6491 a cpp_reader rather than a cpp_buffer.
6492 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6493 skip_line_comment, parse_string, lex_percent, lex_dot,
6494 _cpp_lex_token): Update accordingly.
6495 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6497 (cpp_push_buffer): Update prototype.
6498 (run_directive): Update use of cpp_push_buffer.
6499 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6500 handle_assertion): Update use of run_directive.
6501 * cpplib.h (enum cpp_buffer_type): Remove.
6502 (cpp_push_buffer): Update prototype.
6503 * fix-header.c (read_scan_file): Update.
6505 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6507 * gcc.c (struct prefix_list): Change prefix to const char *.
6509 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6511 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6513 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6515 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6518 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6521 * ifcvt.c (dead_or_predicable): Adjust.
6522 * loop.c (find_and_verify_loops): Adjust.
6523 * stmt.c (expand_end_case): Adjust.
6524 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6525 head and end insn pointers in the basic block, not just local copies.
6526 (merge_blocks_move_predecessor_nojumps): Likewise.
6528 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6530 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6531 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6532 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6533 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6534 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6535 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6536 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6537 conditions.h, config.gcc, configure.frag, configure.in,
6538 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6539 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6540 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6541 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6542 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6543 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6544 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6545 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6546 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6547 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6548 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6549 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6550 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6551 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6552 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6553 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6554 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6555 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6556 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6557 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6558 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6559 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6560 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6561 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6562 params.h, predict.c, predict.def, predict.h, prefix.c,
6563 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6564 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6565 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6566 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6567 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6568 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6569 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6570 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6571 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6572 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6573 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6574 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6575 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6576 xcoffout.h: replace "GNU CC" with "GCC".
6578 2001-08-21 Richard Henderson <rth@redhat.com>
6580 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6581 (final_scan_insn): Consider jump tables data even if we have no
6582 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6584 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6585 (ASM_OUTPUT_CASE_END): Remove.
6586 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6587 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6588 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6590 2001-08-21 Richard Henderson <rth@redhat.com>
6592 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6593 at barrier insns. Emit stop bits before barriers.
6595 * flow.c (flow_find_cross_jump): Don't consider unconditional
6596 return insns for commoning.
6598 * final.c (compute_alignments): Fix typo.
6600 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6601 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
6602 (store_bit_field): Use mode_for_extraction more places.
6603 (extract_bit_field): Likewise.
6605 2001-08-21 Zack Weinberg <zackw@panix.com>
6607 * caller-save.c: Don't include insn-codes.h.
6608 (reg_save_code, reg_restore_code): Make arrays of int.
6609 All uses updated to match.
6610 (insert_save, insert_restore): No need to initialize "code"
6611 variable upon declaration.
6612 * Makefile.in: update dependencies; fix typo in clean rule.
6614 2001-08-21 Richard Henderson <rth@redhat.com>
6616 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
6617 (merge_if_block): Handle fallout from same.
6619 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6621 * builtins.c (type_to_class): Fix typo in last change.
6623 2001-08-21 Richard Henderson <rth@redhat.com>
6625 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
6626 ia64_asm_output_label.
6628 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
6629 copy of gp while the real gp register contains garbage.
6631 2001-08-21 Zack Weinberg <zackw@panix.com>
6633 * expmed.c (mode_for_extraction): New function.
6634 (store_bit_field, extract_bit_field): Use it.
6635 * expr.h: Prototype it and provide an enum for its first argument.
6637 * combine.c, function.c, recog.c: Don't include insn-codes.h.
6638 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
6639 and digging through the insn_data tables.
6640 * Makefile.in: Update dependencies.
6642 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6644 * cppfiles.c (stack_include_file): line-map.c now handles include
6646 (handle_missing_handler): Similarly.
6647 (_cpp_execute_include): Similarly.
6648 (_cpp_pop_file_buffer): Similarly.
6649 * cpphash.h (struct cpp_reader): Remove system_include_depth,
6650 buffer_stack_depth and include_depth.
6651 * cpplib.c (do_include_common): line-map.c now handles include depth.
6652 (cpp_push_buffer): Similarly.
6653 (_cpp_pop_buffer): Similarly.
6654 * cppmacro.c (builtin_macro): Update.
6655 * line-map.c (init_line_maps): Set depth.
6656 (add_line_map): Increment "used" earlier. Update and use the
6658 (trace_include): Use the include depth.
6659 * line-map.h (struct line_maps): New member depth.
6661 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6663 * cppfiles.c (stack_include_file): Don't handle -H here.
6664 * cppinit.c (cpp_start_read): Set include tracing after
6665 cpp_post_options and after stacking the main file.
6666 * line-map.c (trace_include): New.
6667 (init_line_maps, add_line_map): Update.
6668 * line-map.h (struct line_maps): New member trace_includes.
6670 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6672 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
6673 * cppfiles.c (stack_include_file): Only stack a file if there
6674 is something to do. Return a boolean indicating whether a
6675 buffer was stacked or not.
6676 (_cpp_execute_include): Similarly.
6677 (_cpp_read_file): Similarly.
6678 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
6680 2001-08-21 Sam Steingold <sds@gnu.org>
6682 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
6683 (RECACHE): keep obufp_before_macroname up to date
6685 2001-08-21 Zack Weinberg <zackw@panix.com>
6687 * stmt.c: Don't include insn-codes.h.
6688 (expand_end_case): Machine specific logic moved to expr.c.
6689 No need to worry about __builtin_classify_type.
6690 (check_for_full_enumeration_handling, emit_case_nodes):
6693 * builtins.o (expand_builtin_classify_type): Split up so code
6694 can be shared with fold_builtin_classify_type.
6695 (type_to_class, fold_builtin_classify_type): New functions.
6696 (fold_builtins): Handle __builtin_classify_type.
6698 * expr.c (do_tablejump): Now static.
6699 (case_values_threshold, try_casesi, try_tablejump): New;
6700 code mostly from stmt.c (expand_end_case).
6701 (expr.h): Update prototypes.
6703 * Makefile.in (stmt.o): Update dependencies.
6705 2001-08-21 Will Cohen <wcohen@redhat.com>
6707 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
6708 declaration of variable i.
6709 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
6710 declaration of variable i.
6712 2001-08-21 Richard Henderson <rth@redhat.com>
6714 * crtstuff.c: Fix thinko last change. Move list tails to start
6715 of CRT_END section. Tidy ifdefs.
6716 (__EH_FRAME_BEGIN__): Always static for ELF.
6717 (__do_global_ctors_1): Rename from __frame_dummy.
6718 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
6719 name change; don't hide __EH_FRAME_BEGIN__.
6721 2001-08-21 Richard Henderson <rth@redhat.com>
6723 * gdbinit.in: Move break on exit after break on fancy_abort.
6725 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
6728 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6730 * cpphash.h (_cpp_push_next_buffer): New.
6731 * cppinit.c (do_includes): Remove.
6732 (push_include, free_chain, _cpp_push_next_buffer): New.
6733 (cpp_start_read): Use them to rework command line option handling.
6734 (cpp_handle_option): Combine handling of -include and -imacros.
6735 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
6736 appropriate. Always insert missing \n at EOF.
6737 * cpplib.c (start_directive): Get the directive position right.
6738 * cppmain.c (cb_file_change): Always print the first line, unless
6741 2001-08-20 Andreas Jaeger <aj@suse.de>
6743 * profile.c (compute_branch_probabilities): Remove extra new-line
6745 * flow.c (verify_flow_info): Likewise.
6747 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6749 * basic-block.h (basic_block): Add new field 'flags'.
6750 (BB_REACHABLE): Define.
6751 (expunge_block): Declare.
6752 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6753 (EXIT_BLOCK_PTR): Ditto.
6754 (expunge_block): Remove static declaration.
6755 (cleanup_cfg): Clear bb->aux on every basic block.
6756 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6757 computing reachability.
6758 (delete_unreachable_blocks): Delete block b if b->flags has
6761 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6763 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6765 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6767 * sparc.c (sparc_variable_issue): Fix typo in last change.
6769 2001-08-20 Richard Henderson <rth@redhat.com>
6771 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6773 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6775 * pa.h (RETURN_IN_MEMORY): Improve comment.
6777 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6779 * doc/invoke.texi (Profiling options): Clarify the interactions
6780 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6782 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6784 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6787 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6789 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6792 2001-08-20 Richard Henderson <rth@redhat.com>
6794 * final.c (end_final): Fix typo last change.
6796 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6798 * cppinit.c (init_standard_includes): The returned buffer
6799 is already malloc-ed.
6800 * gcc.c (add_prefix): Similarly.
6801 * prefix.c (translate_name): Update to support clear buffer
6803 (update_path): Similarly. Be sure to free any newly allocated
6804 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6806 * prefix.h (update_path): Update prototype and document.
6807 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6808 up and update to new buffer ownership rules.
6809 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6811 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6813 * final.c (compute_alignments): New function.
6814 (init_insn_lengths): Do not care label_align.
6815 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6816 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6817 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6818 (shorted_branches): Realloc label_align array; do
6819 not call init_insn_lengths; Do not care about loop alignments.
6820 * output.h (compute_alignments): Declare.
6821 * toplev.c (rest_of_compilation): Call compute_alignments.
6822 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6824 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6825 change visited to tovisit.
6826 (propagate_freq): Use faster traversing algorithm.
6827 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6828 to tovisit; reverse meaning.
6830 * predict.c (struct block_info_def): Remove nvisited.
6831 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6832 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6834 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6836 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6837 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6838 (TARGET_FUSED_MADD): New.
6839 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6840 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6841 the multiply-add instructions.
6843 2001-08-19 Richard Henderson <rth@redhat.com>
6845 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6846 is aligned to pointer size.
6848 2001-08-19 Richard Henderson <rth@redhat.com>
6850 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6851 display markers during final schedule.
6853 2001-08-19 Richard Henderson <rth@redhat.com>
6855 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6857 2001-08-19 Richard Henderson <rth@redhat.com>
6859 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6861 (ASM_NAME_TO_STRING): Remove.
6862 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6863 in the same string. Remove support for expressions.
6865 2001-08-19 Richard Henderson <rth@redhat.com>
6867 * config/i386/i386.md (tablejump): Make an expander; handle
6868 pic relative addressing here.
6869 (tablejump_1): Rename from tablejump_pic.
6872 2001-08-19 Richard Henderson <rth@redhat.com>
6874 * regclass.c (fix_register): Fix typo.
6876 2001-08-18 Richard Henderson <rth@redhat.com>
6878 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6879 (struct _Unwind_Context): Expand br_loc to hold it.
6880 (uw_frame_state_for): Handle leaf functions better.
6881 (uw_update_reg_address): Update for br_loc change.
6883 2001-08-18 Richard Henderson <rth@redhat.com>
6885 * crtstuff.c: Move list heads before code that uses them.
6886 (__JCR_LIST__): Remove initial null.
6887 (frame_dummy, __frame_dummy): Do java registration here ...
6888 (__do_global_ctors_aux): ... not here.
6890 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6891 (__do_global_dtors_aux): Update to match.
6892 (__JCR_LIST__, __do_jv_register_classes): New.
6894 * config/ia64/crtend.asm (__JCR_END__): New.
6895 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
6896 instead of an indirect LTOFF22 reloc.
6898 2001-08-18 Richard Henderson <rth@redhat.com>
6900 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
6901 * regclass.c (init_reg_sets_1): Fix typo.
6902 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
6903 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
6904 (ia64_compute_frame_size): Make ar.unat live when in use.
6905 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
6906 for ar.pfs; remove ar.unat handling.
6907 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
6909 (PREDICATE_CODES): Add ar_pfs_reg_operand.
6910 * config/ia64/ia64-protos.h: Update decls.
6911 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
6912 (sibcall_pic): Likewise.
6914 2001-08-18 Richard Henderson <rth@redhat.com>
6916 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
6917 pred_rel_mutex when searching for insn_group_barrier.
6918 * config/ia64/ia64.md (cycle_display): Combine the expander
6921 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
6922 bit before asm as needed.
6924 2001-08-18 Richard Henderson <rth@redhat.com>
6926 * timevar.def (TV_MACH_DEP): New.
6927 * toplev.c (rest_of_compilation): Use it.
6928 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
6930 2001-08-18 Zack Weinberg <zackw@panix.com>
6932 * unwind-dw2.c (execute_stack_op): Add default aborts to
6933 the inner switches to prevent warnings.
6935 2001-08-18 Richard Henderson <rth@redhat.com>
6937 * timevar.h (struct timevar_time_def): Change element type to float.
6938 (ticks_to_msec, clocks_to_msec): Likewise.
6939 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
6940 (get_time): Likewise.
6941 (timevar_print): Adjust zero check and printing to match.
6943 2001-08-18 Zack Weinberg <zackw@panix.com>
6945 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
6946 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
6947 Eliminate overfull or underfull hboxes.
6949 2001-08-18 Zack Weinberg <zackw@panix.com>
6951 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6953 2001-08-18 Zack Weinberg <zackw@panix.com>
6955 * haifa-sched.c: Convert to target hooks. Macros replaced
6956 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
6957 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
6958 MD_SCHED_FINISH, and HAVE_cycle_display.
6959 * target-def.h (TARGET_SCHED_ADJUST_COST,
6960 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
6961 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
6962 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
6963 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
6964 New hook #defines to be overridden.
6965 (TARGET_SCHED): Bring them all together.
6966 (TARGET_INITIALIZER): Update.
6967 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
6968 instead of 'struct rtx_def *' throughout.
6969 (struct sched): New set of hooks for the scheduler.
6970 * Makefile.in (haifa-sched.o): Depend on target.h.
6971 * doc/tm.texi: Document the new scheduler hooks, together in
6972 their own section, instead of scattered around.
6973 Fix a bunch of underfull/overfull hboxes.
6975 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
6976 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
6977 sparc.h: Don't define any of the old scheduler macros.
6979 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
6980 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
6981 sparc.c: Create hook functions from code extracted from
6982 corresponding target header, or make existing hooks static, as
6983 appropriate. Set the appropriate entries in targetm.
6985 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
6986 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
6987 rs6000-protos.h, s390-protos.h, sparc-protos.h:
6988 Remove prototypes for functions which are now static.
6990 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
6991 related gunk; the Haifa scheduler is now the only choice.
6993 2001-08-18 Zack Weinberg <zackw@panix.com>
6995 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
6996 * genopinit.c: Put floating point divide insns in sdiv_optab.
6997 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
6998 * config/gofast.h, config/c4x/c4x.h,
6999 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7000 config/pa/long_double.h, config/rs6000/sysv4.h,
7001 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7002 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7003 (init_optabs): Use init_optabv for overflow-trapping optabs.
7004 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7005 cmp_optab RTX codes so have_insn_for can find them.
7007 * optabs.c (expand_simple_binop, expand_simple_unop,
7008 have_insn_for, gen_sub3_insn): New interfaces.
7009 * expr.h: Prototype new functions.
7010 (enum optab_methods): Move here from optabs.h.
7012 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7013 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7014 Use new functions instead of working directly with optabs.
7015 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7016 unroll.c: Don't include optabs.h.
7017 * caller-save.c, combine.c, function.c, stmt.c: Just include
7018 insn-codes.h, not optabs.h.
7019 * Makefile.in: Update dependencies.
7021 * combine.c (make_compound_operation, simplify_comparison):
7022 Fix typos testing for this or that instruction.
7024 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7026 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7027 generating libgcc.a.
7029 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7031 * except.c (TYPE_HASH): Delete.
7033 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7036 * tree.c (TYPE_HASH): Delete.
7038 * tree.h (TYPE_HASH): Define.
7040 2001-08-18 Graham Stott <grahams@redhat.com>
7042 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7044 (adddi3_internal_2+2): Likewise.
7045 (eh_set_lr_di+1): Likewise.
7047 2001-08-17 Richard Henderson <rth@redhat.com>
7049 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7050 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7051 * dwarf2asm.c: ... here.
7052 * dwarfout.c: Remove them.
7054 * varasm.c (assemble_integer): Add align parameter.
7055 (assemble_real, output_constant, output_constructor): Likewise.
7056 * output.h: Update decls.
7057 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7058 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7059 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7060 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7061 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7064 * final.c (end_final): Abort profile block generation if we
7065 havn't layed it out properly.
7066 * output.h (assemble_eh_integer): Remove stale decl.
7067 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7069 (assemble_integer): Handle unaligned data.
7070 (assemble_real): Abort on unaligned data.
7071 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7073 (default_dtor_section_asm_out_destructor): Use assemble_align.
7074 (default_named_section_asm_out_constructor): Likewise.
7075 (default_ctor_section_asm_out_constructor): Likewise.
7076 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7077 (machopic_asm_out_destructor): Likewise.
7078 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7079 (nextstep_asm_out_destructor): Likewise.
7080 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7081 (vms_asm_out_destructor): Likewise.
7083 2001-08-17 Richard Henderson <rth@redhat.com>
7085 * config/mips/iris6.h (TARGET_IRIX6): New.
7086 (current_section_name, current_section_flags): New.
7087 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7088 (MAX_OFILE_ALIGNMENT): New.
7089 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7090 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7091 (copy_file_data): Split out from
7092 (mips_asm_file_end): ... here.
7093 (mips_asm_file_start): Remove extra .section directive. Use
7094 tmpfile instead of mips_make_temp_file.
7095 (mips_unique_section): Use const char * as needed for warnings.
7096 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7097 re-add align parameter.
7098 (iris6_asm_named_section): New.
7099 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7100 (iris6_asm_output_align, iris6_section_align_1): New.
7101 (iris6_asm_file_start, iris6_asm_file_end): New.
7102 * config/mips/mips-protos.h: Update decls.
7104 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7106 * doc/install.texi (Install GCC): Add links to build status pages.
7108 (Final install): Ditto; request updates for specific info
7110 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7112 * cpperror.c (print_location): Don't take a file name; use the
7114 (_cpp_begin_message): Similarly.
7115 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7116 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7117 (cpp_pedwarn_with_file_and_line): Remove.
7118 * cppfiles.c (stack_include_file): Update; set filename to stdin
7119 here when appropriate.
7120 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7121 (_cpp_begin_message): Don't take a file name.
7122 * cppinit.c: Add comment.
7123 * cpplex.c: Fix end-of-directive indicator.
7124 * cpplib.c: Don't include intl.h.
7125 (run_directive, do_diagnostic): Update.
7126 (do_line): Update to not use nominal_fname.
7127 (cpp_push_buffer): Don't take a filename.
7128 * cpplib.h (struct ht): Remove.
7129 (cpp_push_buffer): Don't take a filename.
7130 (cpp_pedwarn_with_file_and_line): Remove.
7131 * cppmacro.c (struct cpp_macro): Remove file.
7132 (builtin_macro): Update.
7133 (_cpp_create_definition): Update.
7134 * cppmain.c: Correct comment.
7135 * fix-header.c (read_scan_file): Update.
7137 2001-08-17 Kazu Hirata <kazu@hxi.com>
7139 * sbitmap.c: Fix comment formatting.
7140 * sched-deps.c: Likewise.
7141 * sibcall.c: Likewise.
7142 * simplify-rtx.c: Likewise.
7144 * ssa-ccp.c: Likewise.
7145 * stor-layout.c: Likewise.
7146 * timevar.c: Likewise.
7147 * toplev.c: Likewise.
7148 * unwind-dw2.c: Likewise.
7149 * unwind-dw2-fde.c: Likewise.
7150 * varasm.c: Likewise.
7152 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7154 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7155 or larger than an integer in memory.
7157 2001-08-17 Zack Weinberg <zackw@panix.com>
7159 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7160 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7161 * rtl.h: Don't forward-declare union tree_node here. Don't
7162 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7163 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7164 and tree respectively.
7165 * tree.h: Don't forward-declare struct rtx_def here. Don't
7166 typedef tree here. Change all uses of struct rtx_def *,
7167 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7168 and tree respectively.
7170 2001-08-17 Richard Henderson <rth@redhat.com>
7172 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7173 config/mips/openbsd.h: Fix typos last change.
7175 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7177 * doc/invoke.texi (Optimize Options): The default for
7178 -finline-limit is 600.
7180 2001-08-17 Richard Henderson <rth@redhat.com>
7182 * varasm.c (text_section): Allow TEXT_SECTION to override the
7183 printing of TEXT_SECTION_ASM_OP.
7184 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7185 (DATA_SECTION, BSS_SECTION): Remove.
7186 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7187 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7188 Rename from s/_NAME//.
7189 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7190 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7191 (TEXT_SECTION): ... here. New.
7192 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7193 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7194 * config/mips/openbsd.h: Likewise.
7195 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7196 (mips_asm_file_end): Likewise test.
7197 (mips_output_function_epilogue): Likewise. Switch back to data
7198 section after emitting the function.
7200 * doc/tm.texi (Sections): Document TEXT_SECTION.
7202 2001-08-17 Richard Henderson <rth@redhat.com>
7204 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7205 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7207 2001-08-17 Richard Henderson <rth@redhat.com>
7209 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7210 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7211 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7212 Add aligned attribute.
7214 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7216 * config/sh/sh.md: Add modes to unspecs in first insn to match
7217 those in the second.
7219 * Makefile.in: Fix collect2 copy for Cygwin.
7221 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7223 Install the proper patch.
7224 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7225 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7226 (expand_function_start): Likewise.
7227 * stmt.c (expand_decl): Likewise.
7228 * varasm.c (make_decl_rtx): Likewise.
7230 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7232 * final.c: Undo my previous accidental checkin.
7233 * output.h: Likewise.
7234 * tm.texi: Likewise.
7236 2001-08-16 Richard Henderson <rth@redhat.com>
7238 * varasm.c (named_section_flags): Remove align parameter.
7239 * varasm.c, dwarf2out.c: Update all callers.
7240 * output.h: Update prototypes.
7242 * target.h (target.asm_out.named_section): Remove align parameter.
7243 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7244 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7245 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7246 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7247 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7249 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7250 (get_named_section_flags, set_named_section_flags): New.
7251 (named_section_flags): Use them.
7252 (named_section): Do decl vs section flags check here...
7253 (default_section_type_flags): ... not here.
7254 (init_varasm_once): Create in_named_htab.
7255 (resolve_unique_section): Mark reloc unused.
7257 2001-08-16 Richard Henderson <rth@redhat.com>
7259 * varasm.c (force_const_mem): Keep pool alignment in bits.
7260 (output_constant_pool): Use assemble_align.
7262 2001-08-16 Zack Weinberg <zackw@panix.com>
7264 * doc/tm.texi: Remove extra @table command.
7266 2001-08-16 Zack Weinberg <zackw@panix.com>
7268 * final.c (shorten_branches): Clear the end of the label_align
7269 array only if we made it larger. Break up messy expressions
7272 * diagnostic.c (internal_error): Check for error recursion
7273 before doing ICE suppression.
7275 * timevar.c: Timing variables now count in milliseconds.
7276 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7277 (get_time): Not here.
7278 (timevar_print): Don't print any timer whose user, cpu, and
7279 wall times are all zero as displayed.
7280 * timevar.h: Update comment aboout units. Make timevar
7283 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7285 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7286 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7287 (expand_function_start): Likewise.
7288 * stmt.c (expand_decl): Likewise.
7289 * varasm.c (make_decl_rtx): Likewise.
7291 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7293 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7294 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7296 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7298 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7301 2001-08-16 Andreas Jaeger <aj@suse.de>
7303 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7306 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7308 * rtl.h (only_sets_cc0_p): New prototype.
7309 * jump.c (sets_cc0_p): Handle INSN.
7310 (only_sets_cc0_p): New function.
7311 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7312 (tidy_fallthru_edge): Likewise.
7313 * integrate.c (copy_insn_list): Likewise.
7314 * unroll.c (unroll_loop): Likewise.
7315 (copy_loop_body): Likewise.
7317 2001-08-15 Jason Eckhardt <jle@redhat.com>
7319 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7321 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7323 * predict.c (struct block_info_def): Remove nvisited.
7324 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7325 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7327 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7328 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7331 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7333 * predict.def: Update hitrates.
7335 2001-08-15 Richard Henderson <rth@redhat.com>
7337 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7339 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7341 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7342 note from its associated jump.
7344 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7346 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7347 also on 64-bit s390x targets.
7349 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7351 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7353 (arm_expand_prologue): Handled nested functions which take a
7354 variable argument list.
7355 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7356 macro with an invocation of
7357 arm_compute_initial_elimination_offset.
7358 * config/arm/arm-protos.h: Prototype
7359 arm_compute_initial_elimination_offset.
7361 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7363 * doc/install.texi (Specific, avr): Fix markup.
7364 (Specific, c4x): Ditto.
7366 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7368 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7370 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7372 * Makefile.in (OBJS): Add rtl-error.o
7373 (rtl-error.o): New rule.
7374 (diagnostic.o): Adjust dependency.
7375 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7376 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7377 warning_for_asm): Move to...
7378 rtl-error.c: ...here. New file.
7380 2001-08-14 Richard Henderson <rth@redhat.com>
7382 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7383 if USING_SJLJ_EXCEPTIONS.
7385 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7387 * tlink.c (scan_linker_output): Check string for unsatisfied in
7388 addition to undefined and unresolved.
7390 2001-08-14 Graham Stott <grahams@redhat.com>
7392 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7393 EH_FRAME_SECTION_NAME.
7395 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7397 * genattrtab.c (simplify_test_exp_in_temp): New function.
7398 (simplify_test_exp): Avoid explicit use of temporary obstack.
7399 (simplify_cond, insert_right_side, evaluate_eq_attr,
7400 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7401 Use simplify_test_exp_in_temp.
7402 (optimize_attrs): Iterate until expression stabilizes.
7404 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7406 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7407 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7409 2001-08-13 Richard Henderson <rth@redhat.com>
7411 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7412 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7413 * config/arm/conix-elf.h: Likewise.
7415 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7417 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7419 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7421 * gcse.c (hash_scan_set): Expressions that are set as part of
7422 jump instructions are not available.
7424 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7426 * config/s390/s390.c (print_operand, s390_function_prologue,
7427 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7429 2001-08-13 Richard Henderson <rth@redhat.com>
7431 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7432 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7433 * doc/tm.texi (Exception Region Output): Document it.
7435 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7437 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7438 DWARF2 instead of stabs by default.
7440 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7442 * config/rs6000/rs6000.c: Include optabs.h.
7444 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7446 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7447 save/restore routines.
7448 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7450 2001-08-13 Andreas Jaeger <aj@suse.de>
7452 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7453 the english is correct.
7455 2001-08-13 Zack Weinberg <zackw@panix.com>
7457 * expr.h: Split out optab- and libfunc-related code to...
7458 * optabs.h, libfuncs.h: ... these new headers.
7460 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7462 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7464 * mkconfig.sh: Don't include insn-codes.h from config.h.
7466 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7467 enum insn_code is available. Move reload_in_optab and
7468 reload_out_optab array declarations to optabs.h.
7469 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7470 there, prototype in expr.h.
7471 * gencodes.c: Cleanup: zap global variables, don't use
7472 printf where puts will do, don't bother defining MAX_INSN_CODE
7473 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7475 * genemit.c, genopinit.c: Include optabs.h in generated file.
7476 * genoutput.c: Include insn-codes.h in generated file.
7477 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7478 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7479 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7480 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7481 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7482 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7484 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7485 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7486 config/m88k/m88k.c, config/sparc/sparc.c:
7488 * reload.c: Include expr.h and optabs.h before reload.h.
7489 * config/alpha/alpha.c: Include tree.h before reload.h.
7490 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7491 and reload.h in that order.
7492 * config/sparc/sparc.c: Include debug.h.
7493 * recog.c: Include insn-codes.h.
7495 2001-08-13 Andreas Jaeger <aj@suse.de>
7497 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7500 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7502 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7503 * gcc.c (init_spec): Fix typo in comment.
7504 * varasm.c (data_section): Fix typo in comment.
7506 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7508 * predict.c (dump_prediction): New argument "USED".
7509 (combine_predictions_for_insn): Determine the used heuristics,
7510 output the case no heuristic applied.
7511 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7513 2001-08-13 Andreas Jaeger <aj@suse.de>
7515 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7518 2001-08-13 Kazu Hirata <kazu@hxi.com>
7520 * jump.c: Fix formatting.
7522 2001-08-13 Kazu Hirata <kazu@hxi.com>
7524 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7527 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7529 * loop.c (check_dbra_loop): Use condjump_label to compute
7532 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7533 to better document the files they're in.
7535 2001-08-12 Zack Weinberg <zackw@panix.com>
7537 * recog.h (struct insn_operand_data): Shrink 'mode' field
7540 2001-08-12 Kazu Hirata <kazu@hxi.com>
7542 * gcc.c: Fix comment formatting.
7543 * gccspec.c: Likewise.
7546 * genemit.c: Likewise.
7547 * gengenrtl.c: Likewise.
7548 * genrecog.c: Likewise.
7549 * gensupport.c: Likewise.
7550 * ggc-page.c: Likewise.
7551 * global.c: Likewise.
7552 * graph.c: Likewise.
7553 * ifcvt.c: Likewise.
7554 * integrate.c: Likewise.
7556 * libgcc2.c: Likewise.
7558 * mbchar.c: Likewise.
7559 * optabs.c: Likewise.
7560 * predict.c: Likewise.
7561 * prefix.c: Likewise.
7562 * profile.c: Likewise.
7563 * protoize.c: Likewise.
7565 * recog.c: Likewise.
7566 * regclass.c: Likewise.
7567 * regmove.c: Likewise.
7568 * reg-stack.c: Likewise.
7569 * reload1.c: Likewise.
7570 * resource.c: Likewise.
7571 * rtlanal.c: Likewise.
7574 2001-08-12 Kazu Hirata <kazu@hxi.com>
7576 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7577 a tree representing a constant is passed to the macro.
7579 2001-08-12 Richard Henderson <rth@redhat.com>
7581 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7582 (rs6000_elf_asm_out_destructor): New.
7583 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7584 (DTORS_SECTION_ASM_OP): Remove.
7585 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7586 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7588 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7591 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7592 * gcc.c (set_collect_gcc_options): New function, split out from
7594 Ignore elided switches.
7595 (do_spec_1): Invoke before executing command.
7596 (set_input): Export.
7597 Move declaration ...
7598 * gcc.h (set_input): ... here.
7599 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7602 2001-08-12 Richard Henderson <rth@redhat.com>
7604 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
7605 thinko wrt TARGET_RELOCATABLE.
7607 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
7609 * fix-header.c (cb_file_change): Update prototype.
7611 2001-08-11 Zack Weinberg <zackw@panix.com>
7613 * toplev.c (set_float_handler): Make static.
7614 * toplev.h: Don't prototype set_float_handler.
7616 * simplify-rtx.c: Don't include setjmp.h.
7617 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
7619 (simplify_unary_operation, simplify_binary_operation): Use them,
7620 via do_float_handler.
7622 * fold-const.c: Don't include setjmp.h.
7623 (exact_real_inverse_1): New function.
7624 (exact_real_inverse): Use it, via do_float_handler.
7626 * varasm.c: Don't include setjmp.h.
7627 (assemble_real_1): New function.
7628 (assemble_real): Use it, via do_float_handler.
7629 Call internal_error if we get a trap here.
7631 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
7632 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
7634 2001-08-11 Zack Weinberg <zackw@panix.com>
7636 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
7637 STACK_BOUNDARY if not already defined.
7639 * calls.c, function.c, reload1.c, explow.c: Don't default
7640 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
7641 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
7643 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
7646 * doc/tm.texi: Document that STACK_BOUNDARY is required;
7647 clarify difference between it and PREFERRED_STACK_BOUNDARY.
7649 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7651 * cppmacro.c (enter_macro_context): Push macro expansions even
7654 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7656 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
7657 (rs6000_elf_section_type_flags): Actually return a value.
7659 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7661 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
7662 Clean up code: add missing comments and prototypes, fix warnings,
7663 remove obsolete code, fix spacing to conform to coding style.
7665 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7667 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
7668 and TARGET_ASM_CLOSE_PAREN.
7669 (regclass_map): CC register belongs to class NO_REGS.
7670 (legitimize_pic_address): Don't generate unnecessary moves
7671 (to avoid confusing loop optimization).
7672 (check_and_change_labels): Replace jump_long by indirect_jump.
7673 (s390_final_chunkify): Don't start a new literal pool on section
7674 switch in 64-bit code.
7675 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
7677 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
7678 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
7679 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
7681 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
7682 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
7683 (CONST_COSTS): Fixed incorrect costs.
7685 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
7686 Use emit_jump instead of emit_jump_insn (gen_jump).
7687 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
7688 (to avoid confusing flow analysis).
7689 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
7690 (casesi, casesi_jump): New.
7691 (jump_long): Removed. Functionality merged into indirect_jump.
7692 (indirect_jump): Accept address_operand, not just register_operand.
7693 (cjump_long, icjump_long): Use same logic as indirect_jump.
7694 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
7695 Fixed broken setjmp/longjmp handling.
7696 (do_builtin_setjmp_setup): Removed.
7698 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
7699 broken GNU as versions that don't accept .quad with large
7700 negative values. Use hexadecimal output instead.
7701 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
7702 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
7703 FUNCTION_EPILOGUE): Removed. Now in targetm.
7705 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
7707 * config/s390/fixdfdi.h: Add missing copyright statement.
7708 Fix type conflicts on 64-bit. Add missing SFmode routines.
7710 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
7713 2001-08-11 Richard Henderson <rth@redhat.com>
7715 * rtl.h (REG_EH_RETHROW): Remove.
7716 * rtl.c (reg_note_name): Update.
7717 * combine.c (distribute_notes): Don't check for it.
7719 2001-08-11 Richard Henderson <rth@redhat.com>
7721 * combine.c (distribute_notes): Place REG_SETJMP.
7723 2001-08-11 Richard Henderson <rth@redhat.com>
7725 * doc/extend.texi (Arrays and pointers implementation): Discourage
7726 relying on sign-extension of pointers.
7728 2001-08-11 H.J. Lu <hjl@gnu.org>
7730 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
7732 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
7733 RDATA_SECTION_ASM_OP.
7735 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7737 * doc/install.texi (Specific, c4x): Fix cross-reference to the
7738 main manual to work both for info and HTML versions.
7740 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7741 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7743 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7744 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7745 (struct cpp_pool): New member first.
7746 * cppinit.c (append_include_chain): Plug memory leaks.
7747 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7748 Allocate pragma structures from the (aligned) macro pool to
7749 avoid leaking memory.
7750 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7751 so we don't leak memory.
7752 * hashtable.c (ht_destroy): New.
7753 * hashtable.h (ht_destroy): New.
7755 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7756 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7758 * c-lex.c (map): Make const.
7759 (cb_file_change): Update for callback passing a line map.
7760 Don't assume we have a previous map. Remove sanity check
7761 about popping too many files.
7762 * cpperror.c (print_location): Make map const.
7763 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7764 (cpp_make_system_header): Similarly.
7765 (search_from): Similarly.
7766 (_cpp_execute_include): Don't remember where we came from.
7767 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7768 (struct cpp_reader): Make map const.
7769 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7770 * cpplib.c (do_line): Update; line maps now hold sysp.
7771 (cpp_push_buffer): Similarly.
7772 (_cpp_do_file_change): Similarly; callback with map instead.
7773 (cpp_get_line_maps): Constify return value.
7774 (_cpp_pop_buffer): Update.
7775 * cpplib.h (struct cpp_file_change): Remove.
7776 (struct cpp_callbacks): Update.
7777 (cpp_get_line_maps): Constify return value.
7778 * cppmacro.c (_cpp_create_definition): Update.
7779 * cppmain.c (struct printer): Constify map.
7780 (maybe_print_line): Similarly.
7781 (print_line): Similarly. Deduce flags 1 and 2 here.
7782 (cb_file_change): Update.
7783 * line-map.c (free_line_maps): Warn regardless.
7784 (add_line_map): Return pointer to const. When passed NULL to_file
7785 with LC_LEAVE, use the obvious values for the return point so the
7786 caller doesn't have to figure them out.
7787 (lookup_line): Return pointer to const.
7788 (print_containing_files): Take pointer to const.
7789 * line-map.h (struct line_map): New members reason, sysp.
7790 (add_line_map): Return pointer to const.
7791 (lookup_line): Similarly.
7792 (print_containing_files): Take pointer to const.
7794 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7795 Richard Henderson <rth@redhat.com>
7797 * regmove.c (regmove_optimize): Avoid setting a register twice in
7800 2001-08-10 Richard Henderson <rth@redhat.com>
7802 * doc/extend.texi (Arrays and pointers implementation): Document
7803 behavior of pointer/integer conversion.
7805 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7807 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7809 2001-08-10 Richard Henderson <rth@redhat.com>
7811 * doc/extend.texi (C Implementation): New chapter.
7812 * doc/gcc.texi (Top): Link it in.
7814 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7816 * doc/install.texi (Specific): Fix CVS merge botch.
7818 2001-08-10 Richard Henderson <rth@redhat.com>
7820 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7821 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7823 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7825 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7826 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7827 this macro is now required.
7829 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7830 loop.c (find_and_verify_loops), reload.c (reload): Check
7831 for rtx code of CALL_INSN, not CALL, when deciding if we
7832 need to check for REG_SETJMP note.
7834 * gcse.c (compute_hash_table, compute_store_table): Update
7835 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7838 * config/avr/avr.c: Fix typo.
7839 * config/convex/convex.c (expand_movstr): Use adjust_address.
7840 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7842 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7843 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7845 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7846 Do define STACK_BOUNDARY.
7847 * config/i370/i370.c: Include expr.h.
7848 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7849 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7850 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7851 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7852 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7853 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7854 * config/romp/romp.c: Include expr.h after tree.h.
7856 (output_fpop): Use xmalloc, not oballoc.
7857 * config/we32k/we32k.c: Include expr.h.
7859 2001-08-10 Kazu Hirata <kazu@hxi.com>
7861 * config/h8300/h8300.h: Fix formatting.
7863 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7865 * c-common.h (RETURN_NULLIFIED_P): Lose.
7866 * c-semantics.c (genrtl_return_stmt): Don't check it.
7868 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7870 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7871 (mips_annotate_frame_insn): New function.
7872 (mips_emit_frame_related_store): New function.
7873 (save_restore_insns): Don't mark instructions that set up the base
7874 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7875 the store instructions instead.
7876 (mips_expand_prologue): If the stack size is moved into a temporary
7877 register, do not mark that move as frame-related. Add a
7878 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7880 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7882 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7883 stack slot as unchanging if current_function_calls_eh_return.
7885 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7887 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7888 access the second half of the TFmode scratch operand.
7890 2001-08-10 Anthony Green <green@redhat.com>
7892 * java/class.c (emit_register_classes): Conditionalize code on
7895 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7897 * doc/install.texi (Specific, avr): Fix cross-reference to the
7898 main manual to work both for info and HTML versions.
7900 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7902 * stmt.c (expand_null_return_1): Remove code to generate simple returns
7903 and "use_goto" argument.
7904 (expand_null_return, expand_value_return): Update all callers.
7905 * function.c (expand_function_end): Remove code to generate simple
7907 * config/vax/vax.md (epilogue): New expander for function return.
7908 * doc/md.texi (epilogue): Remove "if defined".
7910 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7912 * Makefile.in: Partially revert my previous change:
7913 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
7914 of the hashtab.o and safe-ctype.o rules.
7916 2001-08-09 Richard Henderson <rth@redhat.com>
7918 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
7919 (USE_COLLECT2): Remove duplicate definition.
7920 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
7921 (use_collect2): Remove dead code.
7922 * configure.in (use_collect2): Remove will_use_collect2 and
7923 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
7924 * configure: Rebuild.
7926 * target.h (targetm.asm_out.constructor): New.
7927 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
7928 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
7929 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
7930 * varasm.c (in_ctors, in_dtors): New.
7931 (assemble_constructor, assemble_destructor): Remove.
7932 (default_stabs_asm_out_destructor): New.
7933 (default_named_section_asm_out_destructor): New.
7934 (dtors_section, default_dtor_section_asm_out_destructor): New.
7935 (default_stabs_asm_out_constructor): New.
7936 (default_named_section_asm_out_constructor): New.
7937 (ctors_section, default_ctor_section_asm_out_constructor): New.
7938 * output.h: Update declarations.
7939 * c-decl.c (c_expand_body): Use target hooks instead of
7940 assemble_constructor and assemble_destructor.
7941 * profile.c (output_func_start_profiler): Likewise.
7942 * objc/objc-act.c (finish_objc): Likewise.
7943 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
7944 for the constructor.
7945 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
7947 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
7948 (DTORS_SECTION_ASM_OP): Likewise.
7949 (__CTOR_LIST__): Use attribute section when possible.
7950 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
7952 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
7953 ASM_OUTPUT_CONSTRUCTOR.
7955 * config/darwin.c (machopic_asm_out_constructor): New.
7956 (machopic_asm_out_destructor): New.
7957 * config/darwin-protos.h: Update declarations.
7958 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7959 (ASM_OUTPUT_DESTRUCTOR): Remove.
7960 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7961 * config/nextstep.c (nextstep_asm_out_constructor): New.
7962 (nextstep_asm_out_destructor): New.
7963 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7964 (ASM_OUTPUT_DESTRUCTOR): Remove.
7965 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7966 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
7967 ASM_OUTPUT_*STRUCTOR.
7968 * config/i386/aix386ng.h: Likewise.
7970 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
7971 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
7972 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7973 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7974 * config/lynx.h: Likewise.
7975 * config/netware.h: Likewise.
7976 * config/psos.h: Likewise.
7977 * config/alpha/alpha-interix.h: Likewise.
7978 * config/alpha/elf.h: Likewise.
7979 * config/arc/arc.h: Likewise.
7980 * config/arm/aof.h: Likewise.
7981 * config/arm/coff.h: Likewise.
7982 * config/arm/elf.h: Likewise.
7983 * config/c4x/c4x.h: Likewise.
7984 * config/h8300/h8300.h: Likewise.
7985 * config/i386/cygwin.h: Likewise.
7986 * config/i386/djgpp.h: Likewise.
7987 * config/i386/i386-coff.h: Likewise.
7988 * config/i386/i386-interix.h: Likewise.
7989 * config/i386/sco5.h: Likewise.
7990 * config/i386/vsta.h: Likewise.
7991 * config/i386/win32.h: Likewise.
7992 * config/i960/i960-coff.h: Likewise.
7993 * config/ia64/sysv4.h: Likewise.
7994 * config/m68hc11/m68hc11.h: Likewise.
7995 * config/m68k/coff.h: Likewise.
7996 * config/m68k/mot3300.h: Likewise.
7997 * config/m88k/m88k.h: Likewise.
7998 * config/mcore/mcore-pe.h: Likewise.
7999 * config/mcore/mcore.h: Likewise.
8000 * config/mips/elf.h: Likewise.
8001 * config/mips/elf64.h: Likewise.
8002 * config/mips/iris6.h: Likewise.
8003 * config/pa/pa64-hpux.h: Likewise.
8004 * config/rs6000/sysv4.h: Likewise.
8005 * config/sh/sh.h: Likewise.
8006 * config/sparc/litecoff.h: Likewise.
8008 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8009 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8010 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8011 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8012 (ASM_OUTPUT_DESTRUCTOR): Remove.
8013 * config/a29k/a29k.c: Move include of tree.h.
8014 * config/a29k/udi.h: Delete file.
8015 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8016 (vms_asm_out_destructor): New.
8017 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8018 (EXTRA_SECTION_FUNCTIONS): Likewise.
8019 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8020 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8021 * config/c4x/c4x.c: Move include of tree.h.
8022 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8023 (clix_asm_out_destructor): New.
8024 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8025 (ASM_OUTPUT_DESTRUCTOR): Remove.
8026 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8027 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8028 (TARGET_ASM_CONSTRUCTOR): New.
8029 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8030 (sco_asm_out_constructor): New.
8031 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8032 * config/i386/svr3gas.h: Remove stack grows up code.
8033 Remove code duplicated from i386/sysv3.h.
8034 (TARGET_ASM_CONSTRUCTOR): New.
8035 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8036 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8037 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8038 (TARGET_ASM_CONSTRUCTOR): New.
8039 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8040 (m68hc11_asm_out_destructor): New.
8041 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8042 (TARGET_ASM_DESTRUCTOR): New.
8043 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8044 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8045 config/svr3.h pertaining to section manipulation.
8046 * config/m68k/dpx2g.h: Remove #if 0 code.
8047 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8048 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8049 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8050 (TARGET_ASM_CONSTRUCTOR): New.
8051 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8052 (m88k_svr3_asm_out_constructor): New.
8053 (m88k_svr3_asm_out_destructor): New.
8054 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8055 (ASM_OUTPUT_DESTRUCTOR): Remove.
8056 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8057 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8058 * config/rs6000/aix.h: Likewise.
8059 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8060 * config/mips/vxworks.h: Likewise.
8061 * config/rs6000/lynx.h: Likewise.
8062 * config/sh/elf.h: Likewise.
8063 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8064 (DTORS_SECTION_ASM_OP): New.
8065 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8066 (ASM_OUTPUT_DESTRUCTOR): Remove.
8067 * config/sparc/sol2-sld-64.h: Likewise.
8068 * config/vax/vax.c (vms_asm_out_constructor): New.
8069 (vms_asm_out_destructor): New.
8070 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8071 (ASM_OUTPUT_DESTRUCTOR): Remove.
8072 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8074 * doc/tm.texi (@node Initialization): Update.
8076 2001-08-09 Richard Henderson <rth@redhat.com>
8078 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8079 (__do_global_dtors_aux): Use gp-relative static data to avoid
8080 one dynamic relocation.
8081 (__do_frame_setup): Register Java classes.
8082 * config/alpha/crtend.asm (__JCR_END__): New.
8084 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8086 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8087 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8088 (GEN, STAGESTUFF): Add new files.
8089 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8090 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8091 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8092 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8093 as well as insn-codes.h and insn-flags.h in config.h; and no
8094 extra headers in tconfig.h and hconfig.h.
8096 * gencodes.c: Eliminate code to generate predicate declarations
8097 or #defines for md-file constants.
8098 * genconstants.c, genpreds.c: New files.
8100 * i386.md: Re-order guard expressions such that TARGET_64BIT
8101 comes first, when this permits better optimization. Add
8102 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8103 why this is desirable.
8105 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8107 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8108 (find_fde_for_dso): Remove.
8109 (_Unwind_IteratePhdrCallback): New.
8110 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8111 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8113 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8115 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8116 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8118 2001-08-09 Graham Stott <grahams@redhat.com>
8120 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8121 (vis_no_unit): Use it.
8122 (visualize_no_unit): Add the insn only if room exists.
8124 2001-08-09 Graham Stott <grahams@redhat.com>
8126 * predict.c (estimate_probability): Replace magic numbers with
8127 appropriate enumeration.
8129 2001-08-09 Graham Stott <grahams@redhat.com>
8131 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8133 (EXTRACT_FLAGS): Likewise.
8135 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8137 * config/mips/mips.c (mips_legitimate_address_p): Check for
8138 CONST_INT in last patch.
8140 2001-08-08 Anthony Green <green@redhat.com>
8142 * java/class.c (emit_register_classes): Use assemble_jcr if
8143 possible. Keep the original mechanism as a fallback.
8144 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8145 and weak symbol support.
8146 * crtstuff.c (__JCR_LIST__): Define.
8147 (__JCR_END__): Define.
8148 (_Jv_RegiserClasses): Define weak symbol if possible.
8149 (__do_global_ctors_aux): Register classes for ELF targets with
8150 weak symbol support.
8152 2001-08-08 Kazu Hirata <kazu@hxi.com>
8154 * dbxout.c: Fix comment formatting.
8155 * dependence.c: Likewise.
8157 * diagnostic.c: Likewise.
8158 * dominance.c: Likewise.
8159 * doprint.c: Likewise.
8160 * dwarf2out.c: Likewise.
8161 * dwarfout.c: Likewise.
8162 * emit-rtl.c: Likewise.
8163 * except.c: Likewise.
8164 * explow.c: Likewise.
8165 * expmed.c: Likewise.
8168 * fold-const.c: Likewise.
8169 * function.c: Likewise.
8171 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8173 * global.c (retry_global_alloc): Avoid shadowing allocno.
8175 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8177 * except.c (remove_fixup_regions): Fix typo.
8179 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8181 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8182 unsigned HOST_WIDE_INT to avoid warning.
8183 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8184 * flow.c (set_block_for_new_insns): Likewise.
8186 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8188 * sibcall.c (return_value_pseudo): New static variable.
8189 (skip_copy_to_return_value): Handle return_value_pseudo.
8190 (call_ends_block_p): Ensure that return_value_pseudo is set.
8191 (optimize_sibling_and_tail_recursive_call): Discover the
8192 load of pseudo return value in alternate exit block.
8194 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8196 * calls.c (ECF_ALWAYS_RETURN): New constant.
8197 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8198 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8199 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8200 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8201 * rtl.c (reg_note_name): New name.
8202 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8204 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8206 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8208 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8210 * alias.c (get_alias_set): Return a previously calculated
8211 alias set for a VAR_DECL.
8212 * function.c (gen_mem_addressof): Calculate the alias set before
8215 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8217 * predict.def: Set hitrates according our experimental run.
8219 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8221 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8223 2001-08-08 H.J. Lu <hjl@gnu.org>
8225 * config/mips/mips.c (mips_unique_section): New. Copied from
8228 * config/mips/mips-protos.h (mips_unique_section): New
8231 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8233 * config/mips/little.h: New. Generic little endian mips
8234 targets. Only mips*-*-linux* is converted to use it so far.
8236 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8237 (WCHAR_TYPE): Defined
8238 (WCHAR_TYPE_SIZE): Likewise.
8239 (INIT_SUBTARGET_OPTABS): Likewise.
8240 (BSS_SECTION_ASM_OP): Likewise.
8241 (SBSS_SECTION_ASM_OP): Likewise.
8242 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8243 (ASM_DECLARE_OBJECT_NAME): Likewise.
8244 (UNIQUE_SECTION): Likewise.
8245 (EXTRA_SECTIONS): Likewise.
8246 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8247 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8248 (ASM_OUTPUT_DEF): Likewise.
8249 (HANDLE_SYSV_PRAGMA): Removed.
8250 (NO_IMPLICIT_EXTERN_C): Likewise.
8251 (TARGET_MEM_FUNCTIONS): Likewise.
8252 (STARTFILE_SPEC): Likewise.
8253 (ENDFILE_SPEC): Likewise.
8254 (LIB_SPEC): Likewise.
8255 (INVOKE__main): Likewise.
8256 (CTOR_LIST_BEGIN): Likewise.
8257 (CTOR_LIST_END): Likewise.
8258 (DTOR_LIST_BEGIN): Likewise.
8259 (DTOR_LIST_END): Likewise.
8260 (SET_ASM_OP): Likewise.
8261 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8262 (ASM_OUTPUT_DEF): Likewise.
8263 (ASM_OUTPUT_IDENT): Likewise.
8265 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8266 (CPLUSPLUS_CPP_SPEC): Likewise.
8267 (ASM_APP_ON) Redefine only if not defined.
8268 (ASM_APP_OFF): Likewise.
8269 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8270 (ASM_OUTPUT_IDENT): Likewise.
8272 * config.gcc: Update tm_file for Linux/mips.
8274 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8276 * cselib.c (cselib_record_sets): If insn is predicated, turn
8277 sources into IF_THEN_ELSEs.
8279 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8280 Turn into define_insn_and_split.
8282 * sched-deps.c: Include "cselib.h".
8283 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8284 Use cselib to turn memory addresses into VALUEs.
8285 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8286 * sched-int.h (struct sched_info): New member USE_CSELIB.
8287 * sched-ebb.c (ebb_sched_info): Initialize it.
8288 * sched-rgn.c (rgn_sched_info): Likewise.
8289 * Makefile.in (sched-deps.o): Update dependencies.
8291 * cselib.h (cselib_subst_to_values): Declare.
8292 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8293 that have no value and autoincs to be handled by generating a new
8296 2001-08-08 Graham Stott <grahams@redhat.com>
8298 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8299 within fixed length SEQUENCE.
8301 2001-08-08 Graham Stott <grahams@redhat.com>
8303 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8304 (diagnostic_prefixing_rule): Likewise.
8305 (diagnostic_line_cutoff): Likewise.
8306 (diagnostic_kind_count): Likewise.
8308 2001-08-08 Graham Stott <grahams@redhat.com>
8310 * alias.c (find_base_decl): Delete redundent assignment.
8312 2001-08-08 Graham Stott <grahams@redhat.com>
8314 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8315 (abs): Uppercase and paranthesize macro parameter.
8316 (MEM_DEPENDENCY): Add whitespace.
8318 2001-08-08 Graham Stott <grahams@redhat.com>
8320 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8321 failure check for CONST_INT
8323 2001-08-08 Graham Stott <grahams@redhat.com>
8325 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8326 (libcall_dead_p): Likewise.
8328 (mark_used_regs): Constify fmt.
8329 (find_use_as_address): Likewise.
8331 2001-08-08 Graham Stott <grahams@redhat.com>
8333 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8336 2001-08-08 Graham Stott <grahams@redhat.com>
8338 * combine.c (combine_simplify_rtx): Update comment and
8339 remove erroneous test.
8341 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8343 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8344 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8345 take care to avoid multiple no-newline at EOF warnings in that
8348 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8350 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8351 (emit_library_call_value_1): Likewise.
8352 (emit_call_1): Emit REG_SETJMP note.
8353 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8355 * cselib.c (cselib_process_insn): Likewise.
8356 * flow.c (propagate_block): Likewise.
8357 * loop.c (find_and_verify_loops): Likewise.
8358 * reload.c (find_equiv_regs): Likewise.
8359 * reload1.c (reload): Likewise.
8360 * resource.c (mark_referenced_resources,
8361 mark_set_resources): Likewise.
8362 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8363 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8364 * haifa-sched.c (unlink_other_notes): Likewise.
8365 (reemit_notes): Likewise.
8366 * sched-ebb.c (sched_ebb): Likewise.
8367 * sched-rgc.c (sched_region): Likewise.
8368 * rtl.c (note_insn_name): Likewise.
8369 (reg_note_name): Add REG_SETJMP
8370 * rtl.h (reg_note): Add REG_SETJMP.
8371 (insn_note): Remove NOTE_INSN_SETJMP.
8373 * profile.c (branch_prob): Add fake edges for setjmp.
8375 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8377 * config.gcc: Quote target_cpu_default2 correctly for
8378 powerpc*-*-* targets.
8380 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8382 * cpplib.h, line-map.h: Update comments.
8383 * cppmain.c (printer_init): Move inline.
8384 (maybe_print_line, print_line): Take a map pointer.
8385 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8386 (cb_file_change): Don't use prior value of print.map.
8388 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8390 * doc/install.texi: Document fine-grained multilib configuration.
8392 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8394 * rtlanal.c (find_first_parameter_load): Call note_stores
8395 only on the instructions.
8397 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8399 * alias.c (nonlocal_mentioned_p):
8400 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8401 * calls.c (emit_call_1): Likewise.
8402 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8403 * cselib.c (cselib_process_insn): Likewise.
8404 * df.c (df_insns_modify): Likewise.
8405 * flow.c (need_fake_edge_p): Likewise.
8406 (propagate_one_insn): Likewise.
8407 * haifa-sched.c (reemit_notes): Likewise.
8408 * integrate.c (copy_insn_list): Likewise.
8409 * jump.c (delete_prior_computation): Likewise.
8410 * local-alloc.c (validate_equiv_mem): Likewise.
8411 * loop.c (scan_loop): Likewise.
8412 * predict.c (estimate_probability): Likewise.
8413 * reload.c (reload): Likewise.
8414 * sched-deps (sched_analyze): Likewise.
8415 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8416 * gcse.c (compute_hash_table): Likewise.
8417 (mark_call): Likewise.
8418 (store_killed_in_insn): Likewise.
8420 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8422 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8424 2001-08-06 Richard Henderson <rth@redhat.com>
8426 * varasm.c (assemble_gc_entry): Remove.
8427 * output.h: Likewise.
8429 2001-08-06 Richard Henderson <rth@redhat.com>
8431 * varasm.c (assemble_constructor): Take a symbol_ref and a
8432 priority instead of a bare string. Move priority handling
8433 here from cp/decl2.c.
8434 * output.h: Update decls.
8436 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8437 and assemble_destructor.
8438 * profile.c (output_func_start_profiler): Likewise.
8439 * objc/objc-act.c (finish_objc): Likewise.
8440 (build_module_descriptor): Return the symbol not the symbol name.
8442 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8444 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8445 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8446 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8447 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8448 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8449 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8451 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8453 * cpperror.c (print_containing_files): Moved to line-map.c.
8454 (print_location): line-map.c handles re-listing or otherwise.
8455 * cpphash.h (struct lexer_state): Remove next_bol.
8456 (struct cpp_buffer): Remove include_stack_listed.
8457 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8458 Remove faked buffer handling.
8459 (_cpp_do_file_change): Tweak.
8460 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8461 * cppmain.c (struct printer): Remove filename.
8462 (print_line, cb_file_change): Update accordingly.
8463 * line-map.c: Include intl.h.
8464 (init_line_maps): Initialize last_listed.
8465 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8466 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8467 (print_containing_files): New.
8468 * line-map.h (struct line_maps): New member last_listed.
8469 (print_containing_files, INCLUDED_FROM): New.
8470 * Makefile.in: Update.
8471 * po/POTFILES.in: Add line-map.c.
8473 2001-08-06 Richard Henderson <rth@redhat.com>
8475 * except.c (convert_from_eh_region_ranges_1): Never mark
8476 USE or CLOBBER insns as throwing.
8478 * expr.c (store_constructor): Don't clobber memory targets.
8480 2001-08-06 Andreas Jaeger <aj@suse.de>
8482 * profile.c (branch_prob): Remove unused variable insn.
8484 * Makefile.in (local-alloc.o): Add dependency on except.h.
8486 * local-alloc.c: Include except.h for can_throw_internal prototype.
8488 2001-08-06 Richard Henderson <rth@redhat.com>
8490 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8491 * function.c (expand_main_function): Implement it.
8492 * doc/tm.texi: Document it.
8494 2001-08-06 Stan Shebs <shebs@apple.com>
8496 * doc/install.texi: Document powerpc-*-darwin* details.
8498 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8500 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8501 (ASM_CPU_SPEC): Move back to rs6000.h
8502 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8504 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8506 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8509 * config/rs6000/linux64.h: Ditto.
8511 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8512 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8515 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8516 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8518 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8521 2001-08-05 Richard Henderson <rth@redhat.com>
8523 * local-alloc.c (update_equiv_regs): Do not move insns that
8526 2001-08-05 Jan Hubicka <jh@suse.cz>
8528 * Makefile.in (reload1.o): Add dedendancy on except.h
8529 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8531 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8532 indicating wehther edges has been cleaned up.
8533 * reload1.c: Inlucde except.h
8534 (fixup_abnormal_edges): Accept deleted insns.
8535 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8538 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8540 * cpplib.c (do_line): Correct line number after pop_buffer.
8542 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8544 PR preprocessor/3824
8545 * line-map.c: Update comments.
8546 * line-map.h: Update comments.
8547 * tradcif.y: Don't consider large numbers unsigned.
8549 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8551 PR preprocessor/3081
8552 * c-lex.c (map): New.
8553 (cb_file_change): Update map and use it.
8554 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8555 (c_lex): Update to use map.
8556 * cpperror.c (print_location): Move to using logical line numbers.
8557 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8558 (cpp_make_system_header): Similarly.
8559 (_cpp_execute_include): Stop line numbering hacks. Store the
8560 line we will return to.
8561 * cpphash.h (CPP_BUF_LINE): Remove.
8562 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8563 Add map and return_to_line.
8564 (_cpp_do_file_change): Update.
8565 * cppinit.c (cpp_start_read): Update line kludge.
8566 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8567 (trigraph_ok): Use logical line numbers for diagnostics.
8568 (skip_block_comment): Likewise.
8569 (skip_whitespace): Likewise.
8570 (skip_line_comment): Use pfile->line instead.
8571 (_cpp_lex_token): Update to use logical line numbering exclusively.
8572 Handle BOL locally. Accept new lines in directives, but keep
8573 pfile->line decremented. Diagnostics use logical lines. Update
8575 * cpplib.c (SEEN_EOL): New.
8576 (skip_rest_of_line, check_eol): Use it.
8577 (end_directive): Increase line number when accepting the newline
8578 at the end of a directive.
8579 (run_directive): Simplify.
8580 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8581 (_cpp_do_file_change): Update to take buffer line number as an
8582 argument, and store the current map in the cpp_reader. Remove
8583 line number kludges.
8584 (_cpp_do__Pragma): Restore output position after a _Pragma.
8585 (cpp_push_buffer): Don't set output line or lineno.
8586 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8587 Remove line kludge. Set output_line.
8588 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8589 (parse_arg): Use logical lines.
8590 (save_lookahead_token): Save EOFs too now.
8591 * cppmain.c (struct printer): Fix comments.
8592 (printer_init): Simplify, let caller do errors.
8593 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8594 (maybe_print_line): Simplify.
8595 (print_line): Don't print a linemarker if -P.
8596 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8597 (cb_file_change): Simplify.
8598 * line-map.h (LAST_SOURCE_LINE): Fix.
8599 (CURRENT_LINE_MAP): New.
8601 2001-08-05 Bernd Schmidt <bernds@redhat.com>
8603 * doloop.c (doloop_modify_runtime): Properly compute number of
8604 iterations if loop was unrolled.
8606 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
8607 if their CSELIB_VAL_PTRs are.
8609 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
8610 (setup_spill_pointers): Initialize it.
8611 (spill_restore_mem): Set it.
8612 (do_spill, do_restore): Use it to add REG_INC note.
8613 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
8615 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
8616 asms if other insns are available.
8618 * config/ia64/ia64.c (condop_operator): New predicate.
8619 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
8620 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
8623 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
8624 temporary register than directly using a MEM.
8626 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8628 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
8629 parameter in last change.
8631 2001-08-04 Zack Weinberg <zackw@panix.com>
8633 * sparc.md: Don't use #if inside C test expression.
8635 2001-08-04 Richard Henderson <rth@redhat.com>
8637 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
8639 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
8641 * cpphash.h (struct cpp_reader): New member directive_line.
8642 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
8643 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
8644 do_pragma): Pass line to callbacks.
8645 (start_directive): Record line of directive.
8646 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
8647 cb_include): Similarly.
8648 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
8651 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8653 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
8656 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8658 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
8660 * reload1.c (fixup_abnormal_edges): New static function.
8663 * flow.c (need_fake_edge_p): New function.
8664 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
8665 avoid call insn to be very last insn in the insn stream.
8667 * profile.c (branch_prob): Call flow_call_edges_add instead of
8668 doing that by hand; cleanup cfg to re-merge basic blocks once
8671 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8673 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
8674 are also on line-map.h.
8675 * cppfiles.c (stack_include_file): Update.
8676 * cpphash.h (struct cpp_buffer): New member return_at_eof.
8677 (_cpp_pop_buffer): New.
8678 * cppinit.c (cpp_destroy, cpp_finish): Update.
8679 (do_includes): Mark each buffer to return at EOF.
8680 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
8681 return as requested.
8682 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
8683 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
8684 * cpplib.h (cpp_pop_buffer): Remove.
8685 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
8686 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
8688 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
8690 (do_preprocessing): Update.
8691 * fix-header.c (read_scan_file): Update. No need to pop buffers.
8692 * c-parse.in (_yylex): Similarly.
8693 * scan-decls.c (scan_decls): Similarly.
8694 * line-map.h: Update comments.
8696 * objc/Make-lang.in (objc-act.o): Update dependencies.
8698 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8700 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
8701 and soft register for operand 0.
8702 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
8704 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8706 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
8707 register for operand 0.
8708 ("bitcmpqi_z_used"): Allow memory for operand 0.
8709 (split "bitcmpqi"): New split to handle address reg as operand 1.
8711 2001-08-04 Andreas Jaeger <aj@suse.de>
8713 * gcse.c: Revert Daniel's last patch.
8715 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8717 * sparc-protos.h: Add prototypes for fp_zero_operand and
8719 * sh-protos.h: Add prototype for fpul_operand.
8721 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8723 * doc/extend.texi (Other Builtins): Fix typo in last change.
8725 2001-08-03 Richard Henderson <rth@redhat.com>
8727 * target.h (gcc_target): Add asm_out.named_section,
8728 section_type_flags, have_named_sections.
8729 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
8730 (TARGET_HAVE_NAMED_SECTIONS): New.
8731 (TARGET_SECTION_TYPE_FLAGS): New.
8733 * Makefile.in (toplev.o): Depend on TARGET_H.
8734 (varasm.o, dbxout.o): Likewise.
8735 * c-common.c (decl_attributes): Check targetm.have_named_sections
8736 instead of ifdef ASM_OUTPUT_SECTION_NAME.
8737 * dbxout.c (dbxout_function_decl): Likewise.
8738 (dbxout_function_end): Likewise.
8739 * toplev.c (compile_file): Likewise.
8740 * varasm.c (exception_section): Likewise.
8741 * cp/decl2.c (finish_objects): Likewise.
8743 * defaults.h (EH_FRAME_SECTION): Remove.
8744 (EH_FRAME_SECTION_ASM_OP): Remove.
8745 (EH_FRAME_SECTION_NAME): New.
8746 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8747 (UNIQUE_SECTION_P): Remove.
8748 * dwarf2out.c (SECTION_FORMAT): Remove.
8749 (ASM_OUTPUT_SECTION): Remove.
8750 (output_call_frame_info): Use named_section_flags.
8751 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8752 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8753 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8754 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8755 (named_section_flags): New.
8756 (named_section): Use it and targetm.section_type_flags.
8757 (resolve_unique_section): New.
8758 (assemble_start_function): Use it.
8759 (asm_emit_uninitialised, assemble_variable): Likewise.
8760 (default_section_type_flags): New.
8761 (default_no_named_section, default_elf_asm_named_section): New.
8762 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8763 * output.h: Update varasm.c decls.
8764 (SECTION_*): New flags.
8766 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8767 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8769 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8770 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8771 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8772 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8773 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8774 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8775 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8776 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8777 * config/pa/pa64-hpux.h,
8779 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8780 (TARGET_ASM_NAMED_SECTION): New.
8781 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8782 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8783 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8784 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8785 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8786 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8787 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8788 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8789 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8790 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8791 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8792 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8793 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8794 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8795 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8796 * config/sparc/sysv4.h: Likewise.
8798 * config/nextstep.h: Error until named sections implemented.
8800 * config/a29k/a29k.c (a29k_asm_named_section): New.
8801 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8802 (vms_section_type_flags, vms_asm_named_section): New.
8803 * config/arm/arm.c (arm_elf_asm_named_section): New.
8804 * config/avr/avr.c (asm_output_section_name): Remove.
8805 * config/avr/avr-protos.h: Update.
8806 * config/c4x/c4x.c (c4x_asm_named_section): New.
8807 * config/h8300/h8300.c (h8300_asm_named_section): New.
8808 * config/i386/i386.c (sco_asm_named_section): New.
8809 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8810 (i386_pe_section_type_flags): New.
8811 (i386_pe_asm_named_section): New.
8812 * config/i386/i386-protos.h: Update.
8813 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8814 * config/mcore/mcore.c (mcore_asm_named_section): New.
8815 * config/mips/mips.c (iris6_asm_named_section): New.
8816 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8817 instead of UNIQUE_SECTION_P.
8818 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8819 (xcoff_asm_named_section): New.
8820 * config/sh/sh.c (sh_asm_named_section): New.
8821 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8823 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8824 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8825 (EH_FRAME_SECTION_NAME): New.
8826 (EXCEPTION_SECTION): New.
8827 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8828 (DEBUG_*_SECTION): Remove.
8829 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8830 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8831 (EH_FRAME_SECTION_ASM_OP): Remove.
8833 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8834 (ASM_OUTPUT_SECTION_NAME): Remove.
8835 (TARGET_ASM_NAMED_SECTION): New.
8836 (TARGET_HAVE_NAMED_SECTIONS): New.
8837 (TARGET_SECTION_TYPE_FLAGS): New.
8838 (EH_FRAME_SECTION_ASM_OP): Remove.
8839 (EH_FRAME_SECTION_NAME): New.
8841 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8843 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8844 for complex expressions when cfun == 0.
8845 * doc/extend.texi: Document that __builtin_constant_p can be
8846 used in data initializers as well as functions.
8848 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8850 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8851 variable I locally, instead of expecting a declaration in the
8854 2001-08-03 Richard Henderson <rth@redhat.com>
8856 * except.c (collect_one_action_chain): Add an explicit cleanup
8857 action if regions surrounding a catch were encoded entirely
8858 within the call-site entry.
8860 2001-08-03 Richard Henderson <rth@redhat.com>
8862 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8863 don't take REGNO of a non-register.
8865 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8867 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8868 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8869 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8870 (__gthread_mutex_init_function): New function for mutex initialization.
8872 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8874 * Makefile.in: Revert screwed up commit.
8876 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8878 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8879 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8880 merged by linker script to get a final _exit().
8881 (__do_global_dtors): New for destructor handling in specific exit
8883 (__do_global_ctors): New for constructors in specific install section.
8884 (__map_data_section): Map data sections before running constructors.
8885 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8886 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8887 (DTORS_SECTION_ASM_OP): Likewise.
8888 (CTORS_SECTION_FUNCTION): Define to force a reference to
8890 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8892 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8894 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
8896 * Makefile.in: Add df.h to gcse.c dependencies.
8898 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8900 * varasm.c (output_constant_def_contents): Use for the length of a
8901 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
8902 depending on which is larger.
8904 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8906 * gcse.c: Include df.h for use as a dataflow analyzer.
8908 Declaration of reg_set_info: gone.
8909 New df_analyzer variable used by store motion.
8910 (reg_set_info): Deleted.
8911 (mark_mem_regs): New function, analyze regs used by a mem.
8912 (store_ops_ok): Use dataflow analyzer results to determine if
8913 necessary regs are changed in the block.
8914 (find_moveable_store): Remove check for symbol ref, we can handle
8915 much more complex expressions now.
8916 (compute_store_table): Remove most of the code, it's unnecessary
8917 now that the dataflow analyzer records the info for us.
8918 (store_killed_after): Add parameter to say whether to do the
8919 store_ops_okay test, used to speed up testing when we already know
8920 the answer, and just want to know if the store itself was killed.
8921 (build_store_vector): Largely rewritten to calculate the various
8922 vectors properly, and somewhat optimized.
8923 (store_motion): Init the df_analyzer, get REG_DEF chains.
8924 Also handle trapping expressions (since mems almost always trap)
8925 (simple_mem): Redefine what a simple mem is.
8927 2001-08-03 DJ Delorie <dj@redhat.com>
8929 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
8930 set from a constant part of the condition.
8932 2001-08-01 Andrew Cagney <ac131313@redhat.com>
8934 * mkdeps.c (deps_add_default_target): Make local variable
8935 ``start'' a const char pointer.
8936 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
8938 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8940 * doc/install.texi (Configuration): Fix markup.
8941 (Specific, i?86-*-udk): Likewise.
8942 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
8944 Document --enable-threads and --enable-libgcj status.
8945 (Specific, mips-sgi-irix*): Canonicalize triples.
8946 (Specific, mips-sgi-irix5): Warn about problems with this config.
8947 Mention required GNU as patch.
8948 Native assembler problems are fixed.
8949 (Specific, mips-sgi-irix6): Update O32 ABI support status.
8950 Document --enable-threads and --enable-libgcj status.
8952 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8954 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
8957 2001-08-03 Richard Henderson <rth@redhat.com>
8959 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
8962 2001-08-03 Richard Henderson <rth@redhat.com>
8964 * rtlanal.c (find_first_parameter_load): Stop if we
8965 reach a CODE_LABEL at BOUNDARY.
8967 2001-08-03 Richard Henderson <rth@redhat.com>
8969 * config/alpha/alpha.md (force_movdi): New insn.
8970 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
8971 Tweek FRP marking of VMS prologue insns.
8972 * config/alpha/vms.h (EPILOGUE_USES): New.
8974 2001-08-02 Richard Henderson <rth@redhat.com>
8976 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
8978 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8980 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
8981 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
8982 config/convex/convex.h, config/d30v/d30v.c,
8983 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8984 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
8985 config/mips/mips.h, config/mn10200/mn10200.h,
8986 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
8987 config/v850/v850.h, config/vax/openbsd.h,
8988 config/vax/openbsd1.h, config/vax/ultrix.h,
8989 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
8990 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
8991 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
8992 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
8993 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
8994 in comments and documentation.
8996 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9000 * Makefile.in (line-map.o): New.
9001 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9002 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9003 * cpperror.c (print_containing_files): Similarly.
9004 (print_location): Update. Don't output a space before _Pragma.
9005 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9006 (stack_include_filee, cpp_make_system_header): Update.
9007 (_cpp_execute_include): Get logical line number right for calling
9008 as-yet-unterminated #include.
9009 * cpphash.h (struct cpp_reader): Add line_maps.
9010 (_cpp_do_file_change): Update.
9011 * cppinit.c (cpp_create_reader): Initialize line maps.
9012 (cpp_destroy): Destroy line maps.
9013 (cpp_start_read): Get logical line number right.
9014 * cpplex.c (parse_string): Only warn once for multi-line strings.
9015 Use boolean variable for null warning.
9016 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9018 (do_include_common): End the directive early.
9019 (do_line): Don't warn about out-of-range lines in preprocessed
9020 source. Update. Remove unused variables.
9021 (_cpp_do_file_change): Update for new line mapping.
9022 (pragma_cb): New typedef.
9023 (cpp_register_pragma): Stop looking ahead before calling the
9025 (do_pragma_system_header): End directive early.
9026 (cpp_get_line_maps): New.
9027 (cpp_pop_buffer): Fudge logical line. Update.
9028 * cpplib.h: Include line-map.h
9029 (enum cpp_fc_reason): Remove.
9030 (struct cpp_file_change): Update.
9031 (cpp_get_line_maps): New.
9032 * cppmain.c (struct_printer): New member map.
9033 (cb_file_change): Update for new mappings.
9034 * fix-header.c (cb_file_change): Similarly.
9036 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9038 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9039 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9041 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9043 * config/vax/vax.c: include expr.h.
9045 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9047 * Makefile.in ($(srcdir)/configure): Only rebuild in
9049 ($(srcdir)/config.in): Only define in maintainer mode.
9050 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9052 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9054 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9056 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9058 * gcc.c (set_collect_gcc_options): New function, split out from
9060 Ignore elided switches.
9061 (do_spec_1): Invoke before executing command.
9062 (set_input): Export.
9063 Move declaration ...
9064 * gcc.h (set_input): ... here.
9065 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9068 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9071 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9073 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9075 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9077 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9078 for the unnamed instructions it expands to.
9080 2001-08-02 Richard Henderson <rth@redhat.com>
9082 * regclass.c (call_really_used_regs): Conditionally define.
9083 (init_reg_sets_1): Don't use it if not defined.
9084 (fix_register): Similarly, don't set it.
9086 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9088 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9089 Correct comment that had been missed in the previous change.
9091 2001-08-01 Stan Shebs <shebs@apple.com>
9093 * config/darwin.c (machopic_stub_name): Try matching by name.
9094 (update_stubs): New function.
9095 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9098 2001-08-01 Richard Henderson <rth@redhat.com>
9100 * except.c (output_function_exception_table): Use assemble_align.
9101 * varasm.c (assemble_eh_label): Remove.
9102 (assemble_eh_align, assemble_eh_integer): Remove.
9104 2001-08-01 Robert Lipe <robertl@caldera.com>
9106 * dwarfout.c: Remove reference to README.DWARF.
9108 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9110 * regclass.c (call_really_used_regs): New array for registers which
9111 are actually used by a call.
9112 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9114 (fix_register): Set call_really_used too.
9115 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9116 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9118 2001-08-01 Richard Henderson <rth@redhat.com>
9120 * read-rtl.c (read_name): Consider \r whitespace.
9122 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9124 * config.gcc: Recognize powerpc-*-netbsd*.
9126 * doc/install.texi (Host/target specific installation notes for
9127 GCC): Mention powerpc-*-netbsd*.
9129 * config/rs6000/netbsd.h: New file.
9130 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9131 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9132 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9133 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9134 (TARGET_VERSION): Redefine.
9136 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9137 mcall-netbsd as a match for mcall-sysv.
9138 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9139 (ncrti.S, ncrtn.S): New targets.
9140 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9142 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9143 "netbsd' as a V4 ABI.
9144 (ASM_SPEC): Check for -mcall-netbsd.
9145 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9146 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9147 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9148 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9149 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9150 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9151 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9153 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9154 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9156 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9158 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9159 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9160 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9161 including "unwind-pe.h".
9163 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9165 * rs6000.md (define_splits): Kill unused constraints.
9167 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9168 Jan Hubicka <jh@suse.cz>
9170 * function.c (thread_prologue_and_epilogue_insns): Kill code
9171 dealing with non-existent CFG.
9173 2001-08-01 Kazu Hirata <kazu@hxi.com>
9175 * alias.c: Fix comment formatting.
9176 * bitmap.c: Likewise.
9177 * builtins.c: Likewise.
9178 * calls.c: Likewise.
9179 * c-common.c: Likewise.
9180 * c-decl.c: Likewise.
9181 * c-dump.c: Likewise.
9182 * c-lex.c: Likewise.
9183 * collect2.c: Likewise.
9184 * combine.c: Likewise.
9185 * conflict.c: Likewise.
9186 * cppfiles.c: Likewise.
9187 * cppinit.c: Likewise.
9188 * cpplex.c: Likewise.
9189 * cpplib.c: Likewise.
9190 * cppmacro.c: Likewise.
9191 * cppspec.c: Likewise.
9192 * c-pragma.c: Likewise.
9193 * crtstuff.c: Likewise.
9195 * cselib.c: Likewise.
9196 * c-semantics.c: Likewise.
9197 * c-typeck.c: Likewise.
9199 2001-08-01 H.J. Lu <hjl@gnu.org>
9201 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9203 2001-08-01 H.J. Lu <hjl@gnu.org>
9205 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9207 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9209 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9210 contextualizing Objective-C class name lookup by the lexer.
9211 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9213 (protocoldef): Add support for forward @protocol declarations.
9214 (yylexname): Suppress ObjC class name lookup in certain contexts;
9215 re-enable after lookup is complete.
9216 (_yylex): Re-enable ObjC class name lookup when certain
9217 punctuation marks are seen.
9219 * objc/objc-act.c (check_protocol_recursively): New function used
9220 for finding circular dependencies in protocols.
9221 (objc_declare_protocols): New function for handling forward
9222 @protocol declarations.
9223 (receiver_is_class_object): Detect the case when 'self' is used
9224 inside of a class method.
9225 (build_message_expr): Issue a warning if class method is desired
9226 but instance method is found instead.
9227 (conforms_to_protocol): Streamline.
9228 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9229 protocol Foo, even if 'Bar foo' does not.
9230 (check_protocols): Streamline.
9231 (start_protocol): Add checks for circular and duplicate protocol
9233 (encode_aggregate_within): For typedefs of structs, encode the
9235 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9236 (objc_declare_protocols): New prototype.
9238 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9240 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9241 * cpplex.c (handle_newline): Update prototype. Maintain logical
9243 (skip_escaped_newlines, skip_block_comment, parse_string):
9245 (_cpp_lex_token): Update, and store token position within the token.
9246 * cpplib.h (struct cpp_token): Add line and column entries.
9247 * cppmacro.c (replace_args): Position stringified tokens correctly.
9249 2001-08-01 Andreas Jaeger <aj@suse.de>
9251 * basic-block.h: Add prototype for last_loop_beg_note.
9253 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9255 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9256 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9258 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9259 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9260 expand_decl_cleanup.
9261 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9263 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9264 operand while calling simple_cst_equal.
9265 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9266 operand is the cleanup expression, the third is the RTL_EXPR.
9267 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9269 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9271 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9273 2001-07-31 matthew green <mrg@eterna.com.au>
9275 * config.gcc (i386-*-netbsdelf): New description.
9276 * config/i386/netbsd-elf.h: New file.
9278 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9280 * loop.c (check_dbra_loop): Use single_set to compute
9283 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9285 PowerPC reorg and support for powerpc64-*-linux*.
9287 Also fixes emitting of constants on 32 bit and 64 bit
9290 * config.gcc: powerpc64-*-linux* is a new target.
9291 Things that needed aix.h now also include xcoff.h
9293 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9295 Move AIX specific stuff into aix.h.
9296 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9297 with more than just XCOFF now.
9298 (SET_ASM_OP): Remove, now defined where needed.
9299 (FUNCTION_PROLOGUE): New macro definition.
9300 (FUNCTION_EPILOGUE): New macro definition.
9301 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9303 * config/rs6000/xcoff.h: New file.
9305 * config/rs6000/linux64.h: New file.
9307 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9309 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9311 * rs6000.c (print_operand_address): Handle ELF syntax.
9312 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9313 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9314 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9316 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9318 * rs6000.c (rs6000_override_options): Only disable
9319 flag_function_sections for XCOFF.
9320 (exact_log2_cint_operand): New predicate.
9321 (reg_or_{add,sub}_cint64_operand): New predicates.
9322 (add_operand): Compare CONST_INT with fewer function calls.
9323 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9324 (print_operand, case 'p'): Ensure positive operand.
9325 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9326 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9327 (PREDICATE_CODES): Add new predicates.
9328 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9329 (divsi3, modsi3): Ensure positive power-of-2.
9330 (adddi3): Use new predicate. Split 32-bit constants more
9331 correctly. Re-arrange splitter to handle any constant.
9332 (subdi3): Use new predicate.
9333 (divdi3, moddi3): Ensure positive power-of-2.
9334 (movdi): Use rs6000_emit_set_const.
9335 (load_toc_v4_pic_di): Delete.
9337 2001-07-31 Graham Stott <grahams@redhat.com>
9339 * function.c (pad_below): Revert 2001-07-26 patch.
9341 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9343 * reg-stack (convert_regs_1): Fix best edge condition.
9345 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9347 * jump.c (duplicate_loop_exit_test): Better test for jumps
9348 entering the loop; create loop pre_header.
9350 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9352 * doc/install.texi: Add s390 and s390x as new targets.
9353 * doc/invoke.texi: Add documentation of S/390 and zSeries
9355 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9357 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9359 * config/m68k/m68k.md: Replace all general_operand with
9360 nonimmediate_operand for all destinations.
9361 * config/m68k/m68k.c (not_sp_operand): Likewise.
9363 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9365 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9367 2001-07-30 Richard Henderson <rth@redhat.com>
9369 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9370 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9372 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9374 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9375 Add missing doc strings
9376 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9377 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9379 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9381 * i386.c (ix86_output_main_function_alignment_hack): New function.
9382 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9384 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9385 edges by EDGE_DFS_BACK flag.
9386 (dump_edge_info): Add dfs_back flag.
9387 * basic-block.h (EDGE_DFS_BACK): New constant.
9388 (mark_dfs_back_edges): Declare.
9389 * alias.c (loop_p): Remove.
9390 (mark_constant_function): Use mark_dfs_back_edges.
9392 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9393 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9394 (compensate_edge): Break out from ...
9395 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9396 (convert_regs_2): Set block_done once block is really done;
9397 Do updating of the predecesors counts.
9399 * toplev.c (rest_of_compilation): Recompute block_for_insn
9400 before post-reload cfg_cleanup.
9401 * function.c (thread_prologue_epilogue_insns):
9402 Call set_block_for_new_insns when emitting prologue directly.
9404 2001-07-30 Andreas Jaeger <aj@suse.de>
9406 * jump.c: Add prototype for mark_modified_reg.
9408 * cse.c (set_live_p): Add unused attribute.
9410 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9412 (scan_for_source_files): Use long for count to avoid overflow.
9413 (output_data): Likewise.
9414 (output_data): Don't use string concatatenation to silence gcc
9417 * predict.c: Fix typos and grammar.
9419 * gcse.c (insert_insn_end_bb): Remove unused variables.
9421 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9423 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9424 (attempt_auto_inc): LIkewise.
9425 (mark_used_reg): Likewise.
9426 (try_pre_increment_1): Likewise.
9427 * regclass.c (regclass): Likewise.
9428 * global.c (allocno_compare): Update comment; change scaling factor.
9429 * local-alloc.c (QTY_CMP_PRI): Likewise.
9430 * regs.h (REG_FREQ_FROM_BB): New.
9431 (REG_FREQ_MAX): Likewise.
9433 2001-07-30 H.J. Lu <hjl@gnu.org>
9435 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9438 2001-07-30 H.J. Lu (hjl@gnu.org)
9440 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9441 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9442 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9444 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9446 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9447 as -mthumb-interwork when -mcpu=arm7 is specified.
9449 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9451 * predict.def (noreturn, loop branch, loop exit): Mark as first
9454 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9456 * combine.c (try_combine): Avoid barrier after noop jumps.
9458 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9460 * cpphash.h (struct cpp_reader): Remove import_warning.
9461 * cpplib.c (skip_rest_of_line): Don't bother turning off
9463 (parse_include): Move include handling to...
9464 (do_include_common): ... here. Move import warning from...
9465 (do_import): ... here.
9466 (do_pragma_poison): Don't do a callback for poison identifiers.
9467 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9468 * cppmain.c (setup_callbacks): Similarly.
9470 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9472 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9473 handle multiple sets.
9474 * except.c (sjlj_mark_call_sites): .... here.
9475 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9477 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9479 Suggested by Richard Henderson and Richard Kenner:
9480 * combine.c (recog_for_combine): Use the fake recog
9481 only if instruction does not match.
9482 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9483 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9485 * combine.c (try_combine): Discover noop jump as direct jump.
9487 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9489 * df.c (df_rd_global_compute): Add successors to worklist, not
9491 (df_ru_global_compute): Ditto.
9493 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9495 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9496 increment REG_N_SETS.
9498 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9500 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9502 * sbitmap.c (sbitmap_a_xor_b): New function.
9503 ifdef the basic block stuff on IN_GCC.
9505 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9507 * cppexp.c (parse_defined): Always record the macro name.
9508 (lex): Don't worry about identifiers, or special-case
9510 (_cpp_parse_expr): Figure out at the end of the routine
9511 whether we saw a valid !defined() expression.
9512 * cppfiles.c (stack_include_file): Update for mi_valid.
9513 (_cpp_pop_file_buffer): Similarly.
9514 * cpplex.c (_cpp_lex_token): Similarly.
9515 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9516 mi_if_not_defined, mi_lexed): Remove.
9518 * cpplib.c (do_if): Simplify.
9519 (do_endif, push_conditional, _cpp_handle_directive): Update
9520 for renaming of mi_state to mi_valid.
9522 * cpp.texi: Add index entries for digraphs, and add comment
9523 that C++ refers to them as alternative tokens.
9525 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9527 * basic-block.h (CLEANUP_PRE_LOOP): New.
9528 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9529 * sibcall.c (optimize_sibling_calls): Likewise.
9530 * toplev.c (rest_of_compilation): Likewise.
9531 * flow.c (try_forward_edges): Take argument MODE;
9532 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9533 (try_optimize_cfg): Update call of try_forward_edges.
9535 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9536 Jan Hubicka <jh@suse.cz>
9538 * (validate_replace_rtx_1): Fix simplification of MINUS.
9540 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9542 PR preprocessor/3669
9543 * cppinit.c (init_dependency_output): Turn off dump requests
9544 if sending dependencies to stdout.
9546 2001-07-28 Richard Henderson <rth@redhat.com>
9548 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9551 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9553 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9555 2001-07-28 Kazu Hirata <kazu@hxi.com>
9557 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9558 is VAR_DECL first to prevent an ICE.
9560 2001-07-28 Richard Henderson <rth@redhat.com>
9562 * varasm.c (immed_real_const_1): Don't elide special cases for
9564 (clear_const_double_mem): Clear const_tiny_rtx too.
9566 2001-07-28 Richard Henderson <rth@redhat.com>
9568 * dwarf2out.c (dw_val_class_offset): New.
9569 (struct dw_ranges_struct, dw_ranges_ref): New.
9570 (ranges_table, ranges_table_allocated): New.
9571 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9572 (add_AT_offset, add_ranges, output_ranges): New.
9573 (print_die, output_die): Handle dw_val_class_offset.
9574 (attr_checksum, size_of_die, value_format): Likewise.
9575 (gen_lexical_block_die): Handle non-contiguous blocks.
9576 (gen_block_die): Likewise.
9577 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9578 if needed. Dump the ranges table.
9579 * final.c (final_start_function): Remove unnecessary notes and
9580 rebuild the block tree before numbering the blocks.
9581 * function.c (reorder_blocks_0): Walk the existing block tree
9582 to unmark all blocks.
9583 (reorder_blocks_1): Create block fragments when duplicate block
9585 (reorder_fix_fragments): New.
9586 (reorder_blocks): Call it.
9587 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9589 2001-07-28 Richard Henderson <rth@redhat.com>
9591 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9593 2001-07-28 Richard Henderson <rth@redhat.com>
9595 * flow.c (add_to_mem_set_list): New function.
9596 (init_propagate_block_info): Use it.
9597 (mark_set_1): Likewise.
9598 (insn_dead_p): Canonicalize memory address for dead store
9599 comparison. Allow wider mode stores to kill narrower mode stores.
9600 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9601 (invalidate_mems_from_set): Don't handle MEMs.
9603 2001-07-28 Kazu Hirata <kazu@hxi.com>
9605 * config/h8300/h8300.h: Fix formatting.
9607 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9609 * basic-block.h (EDGE_FREQUENCY): New macro.
9610 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
9612 * flow.c (find_sub_basic_blocks): Likewise.
9613 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
9614 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
9616 * predict.c (DEF_PREDICTOR): New argument FLAGS.
9617 (HITRATE): New macro.
9618 (PRED_FLAG_FIRST_MATCH): New constant.
9619 (predictor_info): New field flgags.
9620 (combine_predictions_for_insn): Use DS theory to combine
9621 probabilities; set the edge probabilities when finished.
9622 (estimate_probability): Avoid duplicated matches
9623 of LOOP_BRANCH heuristics for nested loops; update comment.
9624 * predict.def: Add flags for each prediction, set probabilities
9625 according to B&L paper.
9626 * predict.h (DEF_PREDICTOR): New argument FLAGS.
9628 * profile.c (compute_branch_probabilities): Cleanup way the edge
9629 probabilities are computed and REG_BR_PROB notes are dropped; if
9630 values does not match, emit error.
9631 (init_branch_prob): Do error instead of warning when profile driven
9632 feedback is missing or corrupt.
9634 2001-07-27 DJ Delorie <dj@redhat.com>
9636 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
9637 against a constant, try to adjust the compare to have the desired
9638 constant in it so that min/max optimizations happen more often.
9640 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9642 * flow.c (last_loop_beg_note): New function.
9643 (redirect_edge_and_branch): Use it.
9644 (split_edge): Likewise.
9646 * alias.c (loop_p): Avoid uninitialized memory access.
9648 * flow.c (try_forward_edges): Avoid accessing freed memory.
9650 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
9653 2001-07-26 Andrew Haley <aph@redhat.com>
9654 Joern Rennecke <amylaar@redhat.com>
9656 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
9657 (SUBTARGET_CPP_ENDIAN_SPEC): New.
9658 (SUBTARGET_CPP_SPEC): New.
9660 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
9661 (SUBTARGET_CPP_PTR_SPEC): New.
9662 (CPP_DEFAULT_CPU_SPEC): New.
9663 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
9664 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9665 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
9666 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9667 (SUBTARGET_CPP_SPEC): Define as an empty string.
9669 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9671 * doc/install.texi (Configuration): Properly link the host
9672 specific instructions also when generating HTML.
9674 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
9676 * flow.c (redirect_edge_and_branch_force): Test
9677 target->global_live_at_start.
9679 2001-07-26 Richard Henderson <rth@redhat.com>
9681 * simplify-rtx.c (avoid_constant_pool_reference): Export.
9682 * rtl.h (avoid_constant_pool_reference): Declare it.
9683 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
9684 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
9686 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9688 * rtl.h (cleanup_barriers): Declare.
9689 * jump.c (cleanup_barriers): New function.
9690 * toplev.c (rest_of_compilation): Call cleanup_barriers
9691 before loop optimizer and after bb_reorder.
9693 * flow.c (back_edge_of_syntactic_loop_p): New.
9694 (split_edge): Use it.
9696 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9698 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
9700 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
9702 * cse.c (cse_process_notes): Replace any registers if the address
9705 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
9707 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
9708 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
9709 (propagate_block): Update prototype.
9710 * flow.c (update_life_info): Simplify the CFG and
9711 recalculate the global regs which are alive when
9712 removing dead code during a global update.
9713 (propagate_block): Return non-zero if an INSN is
9716 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9718 * Makefile.in (LIBICONV): Define.
9720 2001-07-26 Catherine Moore <clm@redhat.com>
9722 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
9723 of conditional to avoid tree checking errors.
9725 2001-07-26 Kazu Hirata <kazu@hxi.com>
9727 * regmove.c (regmove_optimize): Don't replace a reg with
9728 another reg of a different mode.
9730 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
9732 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
9733 limit length of dependency flush list.
9734 * params.h (MAX_PENDING_LIST_LENGTH): Define.
9735 * sched-int.h (struct deps): Add pending_flush_length field.
9736 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
9737 has 1 element in it.
9738 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
9739 (sched_analyze): After a jump, if the pending memory flush list is too
9740 large, flush the pending lists.
9741 (init_deps): Initialize pending_flush_length to 0.
9742 * doc/invoke.texi (max_pending_list_length): Document parameter.
9744 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9746 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9747 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9748 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9750 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9752 * cpphash.h (struct_lexer_state): Delete was_skipping.
9753 Move skipping here from struct cpp_reader.
9754 * cpplex.c (parse_identifier): Update.
9755 (_cpp_lex_token): Don't skip tokens in a directive.
9756 * cpplib.c (struct if_stack): Update.
9757 (start_directive, end_directive): Don't change skipping state.
9758 (_cpp_handle_directive): Update.
9759 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9760 (do_else, do_endif): Update; only check for excess tokens if not
9761 in a skipped conditional block.
9762 (push_conditional): Update for new struct if_stack.
9764 2001-07-26 Graham Stott <grahams@redhat.com>
9766 * function.c (locate_and_pad_parm): Also pad initial offset
9767 so that the total argument size also includes the padding.
9769 2001-07-26 Graham Stott <grahams@redhat.com>
9771 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9772 change XSTR to XTMPL.
9774 (process_one_cond_exec): Likewise
9776 2001-07-25 Richard Henderson <rth@redhat.com>
9778 * varasm.c (assemble_variable): Create DECL_RTL before setting
9781 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9783 * predict.c (estimate_probability): Avoid duplicated predictions.
9785 * loop.c (find_and_verify_loops): Grok multiple barriers.
9787 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9789 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9791 * dbxout.c: Consistently use putc instead of fputc.
9792 (print_wide_int): New function; call instead of direct fprintf.
9793 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9794 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9795 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9796 (print_int_cst_octal): Likewise.
9797 (print_octal): Show we wrote characters.
9798 (dbxout_type): Set have_used_extensions in more places.
9800 2001-07-25 Catherine Moore <clm@redhat.com>
9802 * config/v850/v850.c (v850_va_arg): Use addr
9803 instead of valist to build incr.
9805 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9807 * flow.c (delete_dead_jumptables): New function.
9808 (life_analyzis): Call it.
9809 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9812 2001-07-25 Richard Henderson <rth@redhat.com>
9814 * except.c (reachable_handlers): Handle a region being removed
9815 out from under a RESX.
9817 2001-07-25 Richard Henderson <rth@redhat.com>
9819 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9820 swap GE/GT if it is an fp comparison.
9822 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9824 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9827 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9829 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9830 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9833 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9835 (visit_expression): When attempting to simplify an expression,
9836 retrieve any modes for arguments before they are simplified
9839 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9840 Janis Johnson <janis@us.ibm.com>
9842 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9843 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9844 pointer parameters to match documented usage of nonlocal_goto.
9845 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9846 parameters to their correct order.
9847 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9848 parameters to their correct order.
9850 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9852 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9854 2001-07-25 Jan Hubicka <jh@suse.cz>
9855 Richard Henderson <rth@redhat.com>
9857 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9859 (make_edges): New argument update_p; populate the edge cache if set.
9860 (find_basic_blocks): Update make_edges invocation.
9862 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9864 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9866 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9868 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9869 -Acpu and -Amachine.h.
9870 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9871 Corrected header to say ELF not a.out.
9872 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9873 when given -msoft-float.
9875 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9877 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9878 extra multilib parts like arm-elf.
9879 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9880 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9881 crtfini.o as extra multilib parts.
9883 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9885 * configure.in: Add rtems as a supported thread model.
9886 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9887 * configure: Rebuilt.
9889 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9891 * stor-layout.c (get_mode_alignment): make it work when
9892 BITS_PER_UNIT is not a power of two.
9893 * builtins.c (get_pointer_alignment): Likewise.
9895 2001-07-24 Richard Henderson <rth@redhat.com>
9897 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
9898 the retrieved constant into the expected mode.
9900 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9902 * flow.c (try_simplify_condjump): Avoid duplicated edges.
9903 (verify_flow_info): Check for duplicated edges; clarify
9906 * flow.c (block_label): Update basic_block_for_insn.
9907 (commit_edge_insertions): Call compute_bb_for_insn.
9909 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
9912 * flow.c (redirect_edge_and_branch,
9913 try_optimize_cfg): Use redirect_edge_succ_nodup
9914 (redirect_edge_succ_nodup): New.
9915 * basic_block.h (redirect_edge_succ_nodup): Declare.
9917 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
9920 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
9922 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
9923 (try_crossjump_to_edge): Update commetns.
9924 (try_crossjump_bb): Likewise.
9926 2001-07-24 Richard Henderson <rth@redhat.com>
9928 * combine.c (distribute_notes): Move set of need_refresh
9929 for noop_move_p down to catch all cases.
9931 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
9933 * recog.c (split_all_insns_noflow): New.
9934 * rtl.h (split_all_insns_noflow): Declare.
9935 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
9936 * m68hc11.c (m68hc11_reorg): Likewise.
9937 * sh.c (machine_dependent_reorg): Likewise.
9938 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
9941 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9943 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
9944 (ashlsi3_n splitter): Likewise.
9945 (lshrsi3_n splitter): Likewise.
9947 (GOTaddr2picreg): Make const SImode.
9948 (sym_label2reg): Likewise.
9949 (symGOT2reg): Likewise.
9950 (symGOTOFF2reg) Likewise.
9952 (casesi_worker_0): Make unspec SImode.
9954 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9956 * config/sh/sh.c (barrier_align): Check that an operand really is
9957 an insn before extracting its INSN_CODE.
9959 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
9961 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
9964 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
9965 for SImode to prevent overflow.
9967 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9969 * config/mips/irix6-libc-compat.c: New file.
9970 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
9971 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
9974 2001-07-24 lars brinkhoff <lars@nocrew.org>
9976 * rtl.texi (REG_POINTER): Document.
9977 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
9978 QFmode, HFmode, TQFmode, QCmode, and HCmode.
9980 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
9982 * flow.c (delete_noop_moves): Do not confuse libcall regions.
9984 2001-07-23 Richard Henderson <rth@redhat.com>
9986 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
9988 2001-07-23 Kazu Hirata <kazu@hxi.com>
9990 * config/h8300/h8300-protos.h: Add a prototype for
9991 general_operand_dst_push.
9992 * config/h8300/h8300.c (general_operand_dst_push): New.
9993 * config/h8300/h8300.h (OK_FOR_T): New.
9994 (EXTRA_CONSTRAINT): Use it.
9995 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9996 the existing movqi pattern.
9997 (movhi_push): Likewise.
9999 * reload.c: Fix comment typos.
10001 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10003 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10005 2001-07-23 H.J. Lu (hjl@gnu.org)
10007 * doc/extend.texi: Update __builtin_return_address and
10008 __builtin_frame_address.
10010 2001-07-23 Richard Henderson <rth@redhat.com>
10012 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10014 * config/i386/i386.md: New setcc+movzbl peephole2.
10016 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10018 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10019 * objc/objc-act.c: Include debug.h.
10020 (synth_module_prologue): Save and restore debug hooks too.
10022 2001-07-23 lars brinkhoff <lars@nocrew.org>
10024 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10025 and C4X_FLOAT_FORMAT.
10026 (BOOL_TYPE_SIZE): Document.
10028 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10030 * unroll.c (loop_iterations): Fix miscalculation of initial
10033 2001-07-13 Andrew Haley <aph@redhat.com>
10035 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10036 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10037 * config/sh/sh.c (sh_can_redirect_branch): New function.
10038 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10039 * reorg.c (steal_delay_list_from_target): Use
10040 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10042 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10044 * flow.c (try_simplify_condjump): Unlink insn chain on
10045 fallthru edge; use can_fallthru.
10047 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10049 * basic-block.h (find_sub_basic_block): Declare.
10050 * flow.c (make_edges): New arguments MIN and MAX;
10051 (find_sub_basic_blocks): Revamp to use make_edges
10052 and purge_dead_edges.
10053 (find_basic_blocks): Update call of find_sub_basic_block.
10055 * recog.c (split_all_insns): Always expect CFG to be consistent;
10056 call find_sub_basic_blocks in case something has changed.
10057 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10060 * basic-block.h (delete_noop_moves): Declare.
10061 * combine.c (combine_instructions): Call it.
10062 (recog_for_combine): Tolerate noop moves
10063 (distribute_notes): Force refresh when register dies at noop move.
10064 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10066 (life_analysis): Update delete_noop_moves call.
10067 (set_noop_p): Move too ...
10068 * rtlanal.c (noop_move_p): ... here.
10069 * rtl.h (noop_move_p): Declare.
10071 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10072 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10074 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10075 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10077 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10079 * reload.c (push_reload): Fix typo in comment.
10080 (find_reloads_address): Ditto.
10081 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10083 2001-07-22 Richard Henderson <rth@redhat.com>
10085 * flow.c: Grammar check and clarify a lot of comments.
10086 (try_simplify_condjump): Rename variables to be clearer.
10087 (try_forward_edges): Skip complex and fallthru edges.
10088 Rearrange tests to avoid duplicate checks.
10089 (flow_find_cross_jump): Likewise.
10090 (outgoing_edges_match): Allow match if neither branch has
10091 probability data. Loosen probability match to 5%.
10092 (try_crossjump_to_edge): Hoist repeated indirection into
10094 (try_crossjump_bb): Don't check complex edges. Eliminate
10095 redundant crossjump tests.
10096 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10097 checks before more expensive checks.
10099 2001-07-22 Richard Henderson <rth@redhat.com>
10101 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10102 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10105 2001-07-22 Richard Henderson <rth@redhat.com>
10107 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10108 (const_sint32_operand): Likewise.
10109 * m68k.md (anon mulsi pattern): Use const_int_operand not
10110 const_sint32_operand.
10111 (umulsi3_highpart): Zero extend a constant input.
10112 (smulsi3_highpart): Don't bother checking SImode constant.
10113 (const_umulsi3_highpart): Give op3 DImode.
10114 (const_smulsi3_highpart): Likewise.
10116 2001-07-22 Richard Henderson <rth@redhat.com>
10118 * flow.c (split_block): Make sure bb_note is included in the
10119 new block when splitting before a label.
10121 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10123 * basic-block.h (redirect_edge_and_branch_force,
10124 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10125 * flow.c (redirect_edge_and_branch_force,
10126 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10127 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10128 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10129 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10130 instead of label; update CFG after transformation.
10131 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10132 for finishing the transformation; handle even case where ELSE
10133 does not follow THEN.
10134 (find_if_case_2): Update call of dead_or_predictable; simplify
10137 * emit-rtl.c (split_branch_probability): New global variable.
10138 (try_split): Take care to set split_branch_probability and
10139 create REG_BR_PROB note for new jump insns.
10140 * md.texi (define_split): Document new feature.
10142 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10144 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10146 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10147 (asm_out_file): Remove redundant declaration.
10148 (assemble_asm): Remove old #if 0 block.
10149 (assemble_variable): Remove end of function; debug output is
10150 now handled with global_decl. Remove old #if 0 block. Update.
10151 Remove saved_in_section and associated no-op code.
10152 * Makefile.in (varasm.o): Correct dependencies.
10154 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10156 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10157 the definition in defaults.h.
10159 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10161 * jump.c: Update comments.
10162 (delete_barrier_successors, delete_unreferenced_labels,
10163 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10164 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10165 jump_optimize, jump_optimize_minimal): Kill.
10166 (rebuild_jump_labels): Move code from jump_optimize_1.
10167 (purge_line_number_notes): Likewise.
10168 (copy_loop_headers): Likewise.
10169 * reg-stack.c: Update comment.
10170 * stmt.c: Likewise.
10171 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10172 JUMP_AFTER_REGSCAN): Kill.
10173 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10174 purge_line_number_notes and copy_loop_headers.
10176 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10177 Richard Henderson <rth@redhat.com>
10179 * dbxout.c (dbxout_global_decl): New.
10180 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10181 * sdbout.c (sdbout_finish): New.
10182 (sdbout_debug_hooks): Use it, add comments.
10183 (sdbout_global_decl): Defer initialised public vars to
10185 * varasm.c (assemble_variable): Don't output debug information
10186 for file-scope variables.
10188 2001-07-22 Richard Henderson <rth@redhat.com>
10190 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10191 (get_round_mode_suffix): New.
10192 (print_operand): Use them for [/]. Remove support for [&'`()+].
10193 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10194 * config/alpha/alpha.md (attr round_suffix): New.
10195 (attr trap_suffix): New.
10196 (all insns): Set them appropriately. Use %/ instead of the
10197 myriad punctuators.
10199 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10201 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10203 2001-07-22 Richard Henderson <rth@redhat.com>
10205 * regrename.c (regrename_optimize): Compute nregs for each
10206 potential target register.
10208 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10209 Richard Henderson <rth@redhat.com>
10211 * dbxout.c (dbxout_global_decl): New.
10212 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10213 * sdbout.c (sdbout_finish): New.
10214 (sdbout_debug_hooks): Use it, add comments.
10215 (sdbout_global_decl): Defer initialised public vars to
10217 * varasm.c (assemble_variable): Don't output debug information
10218 for file-scope variables.
10220 2001-07-21 H.J. Lu (hjl@gnu.org)
10222 * config/mips/mips.c (mips_cpu): Moved into ...
10223 (override_options): Here.
10225 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10227 (mips_cpu): Removed.
10229 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10231 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10232 ("iorqi3"): Likewise.
10233 ("xorqi3"): Likewise.
10234 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10235 ("*subhi3_sp): Likewise.
10236 ("*subhi3"): Likewise.
10237 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10240 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10242 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10243 * config/freebsd.h: Likewise.
10244 * config/linux.h: Likewise.
10245 * config/openbsd.h: Likewise.
10246 * config/alpha/linux-elf.h: Likewise.
10247 * config/arm/linux-elf.h: Likewise.
10248 * config/d30v/d30v.h: Likewise.
10249 * config/fr30/fr30.h: Likewise.
10250 * config/ia64/aix.h: Likewise.
10251 * config/ia64/ia64.h: Likewise.
10252 * config/mips/linux.h: Likewise.
10253 * config/pj/pj.h: Likewise.
10254 * config/rs6000/linux.h: Likewise.
10255 * config/sparc/linux.h: Likewise.
10256 * config/sparc/linux64.h: Likewise.
10258 2001-07-20 Bruce Korb <bkorb@gnu.org>
10260 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10261 because getc() and char* may disagree on signedness.
10263 2001-07-20 Richard Henderson <rth@redhat.com>
10265 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10267 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10268 insns to delete in the presence of cc0 in a jump insn.
10270 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10271 Jan Hubicka <jh@suse.cz>
10273 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10274 of doing the change by hand.
10276 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10278 * rtlanal.c (set_noop_p): Return true for noop jumps.
10280 * expr.c (emit_single_push_insn): Add call to push expander.
10281 * expr.h (optab_index): Add OTI_push
10282 (push_optab): New constant.
10283 * genopinit.c (optabs): Add push_optab.
10284 * optabs.c (init_optab): Init push optab.
10285 * md.texi (push??1): Document
10287 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10289 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10290 expand to emit the pattern; put a REG_INC note for push/pop
10292 ("movdf", "movdf_internal"): Likewise.
10293 ("movsi", "movsi_internal"): Likewise.
10294 ("movsf", "movsf_internal"): Likewise.
10295 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10297 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10299 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10302 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10304 * params.def: Change default max inline insns to 100.
10306 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10308 * combine.c (combine_simplify_rtx): Generate a new shift operation
10309 when simplifying the first operand of a (neg (ashift)) expression.
10311 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10313 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10315 2001-07-20 Kelley Cook <kelley.cook@home.com>
10317 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10318 information. Move rest into ...
10319 (*-*-solaris): ... here. Eliminate redundant information and
10320 reword necessary packages section. Delete 4.x assembler bug info.
10321 (sparc-sun-*): Merge into ...
10322 (sparc-sun-sunos*): here.
10324 2001-07-20 Catherine Moore <clm@redhat.com>
10326 * config/v850/v850.md (casesi): Generate LABEL_REF
10329 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10331 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10332 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10333 * i386.md (strclrsi expander): Use it.
10335 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10337 * integrate.c (copy_insn_list): handle
10338 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10339 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10340 identically as to CODE_LABEL.
10342 * fold-const (fold): Convert A/B/C to A/(B*C) and
10345 * except.c (connect_post_landing_pads): Delete the RESX insns.
10347 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10349 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10351 * config/mips/mips.md (nmadd/nmsub): Use macro.
10353 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10355 * cppinit.c (remove_dup_dir): Make static.
10356 (remove_dup_dirs): Make static. Only warn about preempting a
10357 system directory with a non-system directory.
10359 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10361 * ifcvt.c (noce_try_store_flag_constants): Correct order
10362 of parameters to trunc_int_for_mode.
10364 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10366 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10367 an exception that will be caught within this function, do not fill
10368 its delay slot with any subsequent instruction.
10370 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10372 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10373 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10374 pointer extension instruction.
10375 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10376 * simplify-rtx.c (simplify_unary_operation) Likewise.
10377 * explow.c (convert_memory_address) Check value of
10378 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10380 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10381 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10382 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10383 Add Multilib Support.
10384 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10385 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10386 Add Multilib Support.
10387 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10389 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10390 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10391 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10393 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10395 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10396 old and new operands in `<', `3' and `b'.
10398 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10400 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10401 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10402 (toplev.o): Don't depend on xcoffout.h.
10403 * c-decl.c: Include debug.h
10404 (duplicate_decls): Use debug hook.
10405 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10406 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10407 (dbxout_types): Remove.
10408 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10409 * debug.c (do_nothing_debug_hooks): Update.
10410 (debug_true_tree, debug_nothing_rtx): New.
10411 * debug.h (struct rtx_def): New.
10412 (struct gcc_debug_hooks): New hooks ignore_block,
10413 outlining_inline_function and label.
10414 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10415 dwarf2out_frame_finish): New.
10416 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10417 Make static, update prototype.
10418 (dwarf2_debug_hooks): Update.
10419 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10420 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10421 * dwarfout.c (dwarf_debug_hooks): Update.
10422 * emit-rtl.c: Include debug.h.
10423 (remove_unnecessary_notes): Use debug hook.
10424 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10425 (final_scan_insn): Use debug hook.
10426 * integrate.c (output_inline_function): Use debug hook.
10427 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10428 (sdb_debug_hooks): Update.
10429 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10430 * toplev.c: Don't include xcoffout.h.
10431 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10432 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10434 * tree.h (dwarf2out_do_frame): Remove.
10436 2001-07-19 Catherine Moore <clm@cygnus.com>
10438 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10440 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10442 * reload1.c (eliminate_regs_in_insn): When updating a set
10443 to the frame pointer to the hardware frame pointer, perform
10444 the update always not just when REPLACE is set.
10446 * reload1.c (choose_reload_regs): Don't inherit a reload
10447 that crosses multiple registers if registers past the first
10448 don't fit in the desired class.
10450 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10451 when negating constants.
10453 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10455 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10456 * doc/tree.texi: Ditto.
10458 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10459 Jakub Jelinek <jakub@redhat.com>
10461 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10462 (extract_cie_info): Handle "eh" augmentation properly,
10464 (struct frame_state, __frame_state_for): New.
10466 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10468 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10469 HANDLE_SYSV_PRAGMA): Define.
10470 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10472 (copy_object): Caller changed.
10474 2001-07-19 Andreas Schwab <schwab@suse.de>
10476 * configure.in (assembler dwarf2 debug_line support): Define nop
10478 * configure: Regenerated.
10480 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10482 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10484 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10485 to conditionally compiled block.
10486 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10487 * dbxout.h (dbxout_function): Remove.
10488 * debug.c (do_nothing_debug_hooks): Update.
10489 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10490 global_decl, deferred_inline_function.
10491 * dwarf2out.c (dwarf2_debug_hooks): Update.
10492 (dwarf2out_global_decl): New.
10493 * dwarfout.c: Don't include dwarfout.h.
10494 (dwarfout_global_decl, dwarfout_function_decl,
10495 dwarfout_deferred_inline_function): New.
10496 (dwarf_debug_hooks): Update.
10497 * dwarfout.h: Remove.
10498 * final.c: Don't include dwarfout.h.
10499 * sdbout.c (sdbout_global_decl): New.
10500 (sdbout_debug_hooks): Update.
10501 * toplev.c: Don't include dwarfout.h.
10502 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10503 (note_deferral_of_defined_inline_function): Remove.
10504 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10505 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10506 * ch/lex.c: Don't include dwarfout.h.
10507 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10508 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10509 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10510 * cp/optimize.c: Include debug.h.
10511 (maybe_clone_body): Use debug hook.
10512 * cp/semantics.c: Include debug.h.
10513 (expand_body): Use debug hook.
10514 * po/POTFILES.in: Remove dwarfout.h.
10516 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10518 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10519 * c-parse.in (yyerror, _yylex): Similarly.
10520 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10521 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10523 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10524 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10526 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10528 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10529 in-class declaration at -g1. Fixes c++/2814.
10531 2001-07-18 Richard Henderson <rth@redhat.com>
10533 * doc/md.texi (reload_in/out): Document restrictions in predicates
10534 and constraints for these patterns. Document empty string matching
10537 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10539 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10541 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10543 * cse.c: Undo my previous patch.
10545 2001-07-18 Tom Tromey <tromey@redhat.com>
10548 * configure: Rebuilt.
10549 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10551 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10553 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10554 Jan Hubicka <jh@suse.cz>
10556 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10557 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10558 * jump.c (mark_jump_label): Do not forward branches.
10560 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10562 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10563 when return value is unused.
10565 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10567 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10569 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10571 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10572 on error. We can't blindly return the result of
10573 pthread_mutex_trylock because it returns a positive number on
10574 error, while we must return -1 on error.
10575 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10577 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10579 2001-07-18 Andreas Jaeger <aj@suse.de>
10581 * integrate.c (output_inline_function): Correct type of debug_hooks.
10583 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10585 * combine.c (combine_simplify_rtx): DIV can be treated
10586 associatively for floats if unsafe math optimisations are enabled.
10588 2001-07-17 Richard Henderson <rth@redhat.com>
10590 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10592 2001-07-17 Richard Henderson <rth@redhat.com>
10594 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10595 don't force the function address into a register.
10596 (expand_call, emit_library_call_value_1): Update callers.
10597 * builtins.c (expand_builtin_apply): Likewise.
10598 * expr.h (prepare_call_address): Update decl.
10600 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
10602 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
10604 * config/i386/chorus.h: Move up.
10605 * config/sparc/chorus.h: Likewise.
10606 * config/rs6000/chorus.h: Likewise.
10607 * config/chorus.h: Moved here.
10609 2001-07-17 Andreas Schwab <schwab@suse.de>
10611 * configure.in (assembler eh_frame optimization): Handle big
10613 * configure: Regenerated.
10615 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
10617 * expr.c (epxand_expr): Convert divisions into multiplications by
10618 reciprocals if -ffast-math.
10620 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
10622 * dbxout.c (dbxout_really_begin_function): Rename to
10623 dbxout_begin_function.
10624 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10625 (dbxout_begin_function): Remove.
10626 (dbxout_function): Update.
10627 (dbxout_source_line): Update prototype.
10628 * dbxout.h (dbxout_begin_function): Remove.
10629 * debug.c (do_nothing_debug_hooks): Update.
10630 (debug_nothing_tree): Update.
10631 (debug_nothing_charstar_rtx): Remove.
10632 * debug.h (union tree_node): Declare.
10633 (struct rtx_def): Remove.
10634 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
10635 begin_function. Change source_line prototype.
10636 (debug_nothing_tree): New.
10637 (debug_nothing_charstar_rtx): Delete.
10638 (dwarf2out_begin_prologue): Moved from ...
10639 * tree.h: ... here.
10640 * dwarf2out.c (dwarf2_debug_hooks): Update.
10641 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
10642 debug info, call dwarf2out_source_line.
10643 (dwarf2out_souce_line): Update prototype.
10644 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
10645 Change prototype, make static.
10646 (dwarfout_source_line): Update prototype.
10647 (dwarf_debug_hooks): Update.
10648 * dwarfout.h (dwarfout_begin_function): Remove.
10649 * final.c (final_start_function, final_scan_insn): Use appropriate
10650 debug hooks, update to use notice_source_line.
10651 (output_source_line): Rename notice_source_line. Don't call the
10652 source_line debug hook.
10653 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
10654 make static, update prototype.
10655 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
10657 (sdbout_end_prologue): New.
10658 (sdbout_source_line): Update prototype.
10659 (sdbout_debug_hooks): Update.
10660 (sdbout_symbol): Remove unused var.
10661 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
10663 * varasm.c: Include debug.h.
10664 (assemble_start_function): Use begin_function debug_hook.
10665 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10666 update with prototype.
10667 (xcoffout_source_line): Update prototype.
10668 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10670 (xcoffout_source_line): Update prototype.
10672 2001-07-17 Richard Henderson <rth@redhat.com>
10674 * c-typeck.c (build_binary_op): Do not shorten unsigned
10675 right shift after sign extension.
10677 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
10679 * combine.c (combine_simplify_rtx): Attempt to simplify
10680 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
10682 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
10683 (simplify_binary_operation, simplify_unary_operation,
10684 simplify_relational_operation): Use it.
10686 * combine.c (combine_simplify_rtx): Don't do associative law
10687 on divisions; allow associative law on floats.
10689 2001-07-17 H.J. Lu <hjl@gnu.org>
10690 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10692 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
10693 ASM_OUTPUT_WEAK_ALIAS are defined.
10694 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
10695 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
10697 * config/mips/iris5.h: ... here.
10698 (HANDLE_SYSV_PRAGMA): Defined as 1.
10699 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
10700 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
10703 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10705 * c-parse.in (all_prefix_attributes): New variable.
10706 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
10707 (maybe_resetattrs): New production.
10708 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
10709 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
10710 notype_initdcl, nested_function, notype_nested_function,
10711 component_decl, components, components_notype,
10712 component_declarator, component_notype_declarator,
10713 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
10714 ivars, mydecl, myparm): Update. Avoid prefix attributes just
10715 after a comma being applied to more than one declarator.
10716 * doc/extend.texi (Attribute Syntax): Update. Remove
10717 documentation of bugs that are no longer present.
10719 2001-07-13 Eric Christopher <echristo@redhat.com>
10721 * config/mips/mips.h: Change TUNE_MIPS* options to use
10723 (EXTRA_SPECS): Add cc1_cpu_spec.
10724 * config/mips/mips.md (muldf3): Fix typo.
10726 2001-07-16 Richard Henderson <rth@redhat.com>
10728 * config/m68k/m68k.c: Include expr.h and reload.h.
10729 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
10730 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
10732 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10733 Richard Henderson <rth@redhat.com>
10735 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
10736 (insn_live_p): Fix fall off end of function.
10737 (dead_libcall_p): Remove COUNTS argument; update callers.
10738 (delete_trivially_dead_insns): Remove unused variables.
10740 2001-07-17 Andreas Jaeger <aj@suse.de>
10742 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10743 x86-64 pic support.
10745 * lcm.c (optimize_mode_switching): Avoid warning for unused
10746 variable if !NORMAL_MODE.
10748 * flow.c (try_crossjump_to_edge): Remove unused variable.
10750 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10752 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10753 atexit declaration in stdlib.h.
10755 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10757 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10759 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10761 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10762 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10763 do rebuild_jump_labels instead of jump_optimize
10764 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10765 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10766 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10768 * flow.c: Include timevar.h
10769 (find_basic_block): Push/pop timevar;
10770 (cleanup_cfg): Likewise.
10771 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10772 * Makefile: Add dependencies on timevar.h
10774 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10775 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10777 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10778 * toplev.c (rest_of_compilation): Update calls.
10779 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10780 (delete_trivially_dead_insns): ... here; accept new argument
10781 preserve_basic_blocks; preserve basic blocks if set.
10783 * reg-stack.c (stack_regs_mentioned): Return 0 if
10784 stack_regs_mentioned_data is not initialized.
10785 (reg_to_stack): Make stack_regs_mentioned survive after the
10786 reg-stack is completted; do not call cleanup_cfg.
10787 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10788 make cleanup_cfg after bb-reorder to output to debug file.
10790 2001-07-16 Richard Henderson <rth@redhat.com>
10792 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10793 from int_reg_class_contents.
10795 2001-07-16 Richard Henderson <rth@redhat.com>
10797 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10798 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10799 (init_reg_sets_1): Move initialization from cse_main.
10800 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10801 (cse_main): Move its initialization also.
10802 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10803 * flow.c (propagate_one_insn): Likewise.
10804 * gcse.c (compute_hash_table): Likewise.
10805 (compute_kill_rd, compute_store_table): Likewise.
10806 * sched-deps.c (sched_analyze_1): Likewise.
10808 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10810 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10813 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10815 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10816 in if statement so we don't access undefined memory.
10818 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10820 * gcse.c: Update comment at top.
10821 Update comment on mem handling.
10822 mem_last_set, mem_first_set, mem_set_in_block: gone.
10823 Declaration of reg_set_info: gone.
10824 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10825 pointless with load_killed_in_block_p (they are *more*
10826 conservative then it, not less, and less accurate).
10827 (oprs_not_set_p): Ditto.
10828 (alloc_gcse_mem): Don't allocate mem_set_in_block
10829 (free_gcse_mem): Don't free it, either.
10830 (record_last_mem_set_info): Update comment in front, remove
10831 mem_*set_* stuff. Note the reason we don't handle stores directly
10833 (compute_hash_table): Update comments to reflect reality. Remove
10834 mem_*set_* references.
10835 (reset_opr_set_tables): Remove mem_*set_* references.
10836 (mark_call): Ditto.
10837 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10838 (mark_clobber): Ditto (on both parts, we double set here too).
10839 (expr_killed_p): Remove mem_set_in_block test.
10840 (compute_transp): Remove mem_set_in_block test.
10842 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10843 of edge, and removal of phi alternative to dump file.
10844 (ssa_ccp_substitute_constants): Add note about register now being
10845 constant, and which uses were replaced in what insns to dump file.
10847 2001-07-16 Andreas Jaeger <aj@suse.de>
10849 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10850 variables of type HOST_WIDEST_INT.
10852 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10853 (__bb_exit_func): Correct type of count_max to avoid overflow.
10854 (num_digits): Handle long long argument.
10856 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10858 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10860 * output.h (sdb_begin_function_line): Restore as an extern
10862 * sdbout.c (sdb_begin_function_line): Make extern.
10864 2001-07-15 Richard Henderson <rth@redhat.com>
10866 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10867 * genrecog.c (maybe_both_true_mode): New.
10868 (maybe_both_true_2): Use it.
10869 (write_switch): Don't put Pmode in a switch.
10870 * rtl.c (mode arrays): Don't explicitly size them.
10872 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10874 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10875 handling; move unconditional splitting before mode switching.
10877 * i386.md (type): Add fistp type.
10878 (i387, length_attr, scheduling definitions): Handle this type.
10879 (fix_trunc?f?i2): Revamp to use mode switching.
10880 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10881 * i386.h (fp_cw_mode): New enum
10882 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10883 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10885 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10887 * Makefile.in (integrate.o): Add debug.h.
10888 * integrate.c (debug.h): Add.
10889 (output_inline_function): Save, reset, and restore debug_hooks.
10891 2001-07-15 Richard Henderson <rth@redhat.com>
10893 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10894 instead of COMPARE for the EQUIV expression.
10896 2001-07-15 Richard Henderson <rth@redhat.com>
10898 * flow.c (redirect_edge_and_branch_force): Initialize
10899 global_live_at_start and global_live_at_end.
10900 (allocate_bb_life_data): Export.
10901 * basic-block.h (allocate_bb_life_data): Declare.
10902 * toplev.c (rest_of_compilation): Call it.
10904 2001-07-15 Richard Henderson <rth@redhat.com>
10906 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
10907 (alpha_tablejump_best_label): New.
10908 * config/alpha/alpha-protos.h: Declare them.
10909 * config/alpha/alpha.md: Use braced strings for code blocks.
10910 (tablejump_osf): Break out add with r29.
10911 (tablejump_osf_internal): Remove.
10912 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
10913 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
10915 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10917 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
10920 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
10922 * i386-protos.h (ix86_split_fp_branch): Update prototype.
10923 (ix86_fp_jump_nontrivial_p): New.
10924 * i386.md (fp_jcc_?): Update call of split_fp_branch;
10925 use ix86_fp_jump_nontrivial_p.
10926 * i386.c (ix86_fp_jump_nontrivial_p): New.
10927 (ix86_split_fp_branch): Accept code instead of rtx.
10928 (ix86_expand_compare): Expand comparison early in case
10929 doing so is resonably cheap.
10931 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
10933 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
10935 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
10936 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
10938 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
10940 * dbxout.c (dbxout_source_line): Make static, update prototype.
10941 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
10942 (dbxout_init, dbxout_finish, dbxout_source_line,
10943 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
10944 * dbxout.h (dbxout_source_line): Delete.
10945 * debug.c (debug_nothing_file, debug_nothing_file_int,
10946 debug_nothing_file_charstar_rtx): New.
10947 (do_nothing_debug_hooks): Update.
10948 (debug_nothing_void, debug_nothing_charstar_rtx,
10949 dwarf2out_end_epilogue): New.
10950 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10951 * debug.h (struct rtx_def): Declare.
10952 (gcc_debug_hooks): New hooks source_line, end_epilogue
10954 (debug_nothing_void, debug_nothing_charstar_rtx,
10955 dwarf2out_end_epilogue): New.
10956 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10957 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
10958 (dwarf2_debug_hooks): Update.
10959 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
10960 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
10961 * dwarf2out.h (dwarf2out_source_line): Remove.
10962 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
10963 Make static, update prototype.
10964 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
10965 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
10966 (dwarf_debug_hooks): Update.
10967 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
10968 dwarfout_end_function): Remove.
10969 * final.c (profile_function): Use debug hooks for ending functions
10971 (output_source_line, final_end_function): Update prototype,
10973 (final_start_function, final_scan_insn): Update.
10974 * output.h (sdb_begin_function_line): Remove.
10975 (final_end_function): Update prototype.
10976 * sdbout.c (sdb_begin_function_line): Make static.
10977 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
10978 (sdbout_source_line): New.
10979 (sdbout_end_epilogue, sdbout_end_function): Make static, update
10981 (sdb_debug_hooks): Update.
10982 (sdbout_init, sdbout_source_line,
10983 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
10984 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
10985 * toplev.c (compile_file, rest_of_compilation): Update.
10986 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
10987 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
10988 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
10989 Update for prototype changes.
10990 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
10991 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
10993 2001-07-15 Richard Henderson <rth@redhat.com>
10995 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
10996 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
10997 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
10998 * config/alpha/alpha.c: Likewise.
10999 * config/alpha/alpha.md: Likewise.
11000 * config/alpha/alpha32.h: Likewise.
11001 * config/alpha/vms.h: Likewise.
11002 (OPEN_VMS): Remove.
11004 2001-07-14 Richard Henderson <rth@redhat.com>
11006 * config/alpha/alpha.md: Use define_constants for unspec values.
11007 Substitute throughout.
11009 2001-07-14 Tim Josling <tej@melbpc.org.au>
11011 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11013 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11015 * pa.md: Remove unused constraints from define_split's.
11017 2001-04-14 Richard Henderson <rth@redhat.com>
11019 * ifcvt.c (find_cond_trap): Test for exit block.
11021 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11023 Re-install recently reverted patch.
11024 * emit-rtl.c (try_split): Update mark_jump_label call.
11025 * flow.c (find_sub_basic_blocks): Likewise.
11026 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11027 jump_back_p): Kill.
11028 (mark_all_labels): Kill second parameter.
11029 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11030 (rebuild_jump_labels, jump_optimize_minimal): Update call
11031 of jump_optimize_1.
11032 (jump_optimize_1): Kill crossjumping code.
11033 (mark_jump_label): Kill cross_jump parameter.
11034 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11035 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11036 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11038 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11040 (dump_file_info): Likewise.
11041 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11042 reorganize passes to do reg-stack first, bb-reorder second.
11043 * invoke.texi (-d letters doc): Remove the jump2 pass.
11045 2001-07-14 Richard Henderson <rth@redhat.com>
11047 * ifcvt.c (find_cond_trap): New.
11048 (find_if_header): Call it.
11049 (merge_if_block): Relax existing jump sanity check.
11050 * jump.c (jump_optimize_1): Remove conditional trap handling.
11052 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11054 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11056 (insn_refs_are_delayed): Correct comment.
11057 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11058 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11059 instead of r31. Make associated insn !TARGET_64BIT, and
11060 provide an additional 64-bit insn that clobbers r2.
11061 (divsi3): Likewise.
11062 (udivsi3): Likewise.
11063 (modsi3): Likewise.
11064 (umodsi3): Likewise.
11066 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11068 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11070 * flow.c (redirect_edge_and_branch_force, split_edge,
11071 try_crossjump_to_edge): Use set_block_for_new_insns.
11072 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11074 2001-07-13 H.J. Lu (hjl@gnu.org)
11076 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11079 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11081 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11083 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11085 * c-common.c (decl_attributes): Take a pointer to the node to
11086 which attributes are to be attached, and a flags argument.
11087 * c-common.h (enum attribute_flags): New.
11088 (decl_attributes): Update prototype.
11089 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11090 finish_enum, start_function): Update calls to decl_attributes.
11091 * c-parse.in (component_declarator, component_notype_declarator,
11092 label): Update calls to decl_attributes.
11094 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11096 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11097 * config/avr/avr.c (legitimate_address_p): Return value changed
11098 from letter to register classes. For better debugging.
11100 2001-07-13 Kazu Hirata <kazu@hxi.com>
11102 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11104 2001-07-13 H.J. Lu (hjl@gnu.org)
11106 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11108 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11110 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11111 correctly for shared configurations.
11112 * config/t-libgcc-pic: New.
11113 * config/{i386,m68k,sparc}/t-openbsd: New.
11114 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11115 Support -shared. Support debugging libraries with -g.
11116 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11117 frame information does not emit pointer diffs.
11118 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11119 emit pointer diffs.
11121 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11123 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11125 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11127 * combine.c (try_combine): Ensure const_int pow2 is positive.
11129 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11131 * config.gcc: Add configuration for s/390.
11132 * config/s390/s390.c: New. Subroutines for code generation.
11133 * config/s390/s390.h: New. Definitions for s/390.
11134 * config/s390/s390-protos.h: New. Prototypes.
11135 * config/s390/linux.h: New. Definitions for linux for s/390.
11136 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11137 * config/s390/t-linux: New. Makefile fragment.
11138 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11139 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11141 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11143 * emit-rtl.c (try_split): Update mark_jump_label call.
11144 * flow.c (find_sub_basic_blocks): Likewise.
11145 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11146 jump_back_p): Kill.
11147 (mark_all_labels): Kill second parameter.
11148 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11149 (rebuild_jump_labels, jump_optimize_minimal): Update call
11150 of jump_optimize_1.
11151 (jump_optimize_1): Kill crossjumping code.
11152 (mark_jump_label): Kill cross_jump parameter.
11153 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11154 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11155 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11157 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11159 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11160 reorganize passes to do reg-stack first, bb-reorder second.
11161 * invoke.texi (-d letters doc): Remove the jump2 pass.
11163 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11165 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11167 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11169 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11171 (verify_flow_info): Make diagnostics prettier.
11173 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11175 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11177 * flow.c (outgoing_edges_match): Return early if condition reversal
11180 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11182 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11183 (mips_move_2words): When splitting a move into two instructions,
11184 prefix the second address operand with '%D'.
11186 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11188 * Makefile.in (final.o): Depend on debug.h.
11189 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11190 (dbx_debug_hooks): Add new hooks.
11191 (xcoff_debug_hooks): New.
11192 * debug.c (debug_nothing_file_int_int): New.
11193 (do_nothing_debug_hooks): Update.
11194 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11195 (debug_nothing_file_int_int): New.
11196 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11197 static, update prototype.
11198 (dwarf2_debug_hooks): Update.
11199 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11200 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11201 static, update prototype.
11202 (dwarf_debug_hooks): Update.
11203 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11204 * final.c: Include debug.h.
11205 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11206 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11207 static, update prototype.
11208 (sdb_debug_hooks): Update.
11209 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11210 * toplev.c: Distinguish between xcoff and dbx.
11212 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11213 Call all debug hooks, not just dwarf ones.
11215 2001-07-11 Timothy Wall <twall@redhat.com>
11217 * config.gcc: Add configuration for AIX5/IA64.
11218 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11219 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11220 support prefix/suffix code.
11221 * config/ia64/t-aix: New. Makefile fragment.
11222 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11224 2001-07-11 Kazu Hirata <kazu@hxi.com>
11226 * recog.c (validate_change): Fix a comment typo.
11228 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11230 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11231 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11233 * dbxout.c (dbx_debug_hooks): Add new hooks.
11234 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11236 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11238 * dbxout.h (dbxout_start_new_source_file,
11239 dbxout_resume_previous_source_file): Delete.
11240 * debug.c (do_nothing_debug_hooks): Add new hooks.
11241 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11242 (debug_nothing_int_charstar, debug_nothing_int): New.
11243 * debug.h (gcc_debug_hooks): New hooks define, undef,
11244 start_source_file and end_source_file.
11245 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11246 (debug_nothing_int_charstar, debug_nothing_int): New.
11247 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11248 the conditionally compiled section.
11249 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11250 dwarf2out_define, dwarf2out_undef): Make static.
11251 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11252 dwarf2out_define, dwarf2out_undef): Remove.
11253 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11254 (dwarfout_start_source_file, dwarfout_end_source_file,
11255 dwarfout_define, dwarfout_undef): Make static.
11256 (dwarfout_start_source_file_check,
11257 dwarfout_end_source_file_check): New.
11258 (dwarfout_define, dwarfout_finish): Update.
11259 * dwarfout.h (dwarfout_start_new_source_file,
11260 dwarfout_resume_previous_source_file, dwarfout_define,
11261 dwarfout_undef): Remove.
11262 * sdbout.c (sdb_debug_hooks): Add new hooks.
11263 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11265 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11266 make static, take an arg.
11267 * sdbout.h (sdbout_start_new_source_file,
11268 sdbout_resume_previous_source_file): Delete.
11269 * toplev.c (debug_start_source_file, debug_end_source_file,
11270 debug_define, debug_undef): Delete.
11271 * toplev.h (debug_start_source_file, debug_end_source_file,
11272 debug_define, debug_undef): Delete.
11274 * java/jcf-parse.c: Include debug.h.
11275 (parse_class_file): Update to use debug hooks directly.
11276 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11278 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11280 * alias.c (set_mem_alias_set): New function.
11281 * rtl.h (set_mem_alias_set): Declare it.
11282 * builtins.c (expand_builtin_return_addr): Call it instead of
11283 using MEM_ALIAS_SET accessor.
11284 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11285 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11286 (expand_builtin_va_copy):Likewise.
11287 * caller-save.c (setup_save_areas): Likewise.
11288 * calls.c (compute_argument_addresses): Likewise.
11289 * explow.c (set_mem_attributes): Likewise.
11290 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11291 (expand_assignment, store_constructor_field, store_field): Likewise.
11292 (expand_expr_unaligned): Likewise.
11293 * function.c (assign_stack_temp_for_type): Likewise.
11294 (put_reg_into_stack, gen_mem_addressof): Likewise.
11295 * ifcvt.c (noce_try_cmove_arith): Likewise.
11296 * reload1.c (reload, alter_reg): Likewise.
11297 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11298 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11299 (alpha_expand_unaligned_store): Likewise
11300 (alpha_expand_unaligned_load_words): Likewise.
11301 (alpha_expand_unaligned_store_words): Likewise.
11302 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11303 (alpha_expand_epilogue): Likewise.
11304 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11305 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11306 * config/i386/i386.c (legitimize_pic_address): Likewise.
11307 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11308 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11309 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11310 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11311 * config/mips/mips.c (mips_va_arg): Likewise.
11312 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11313 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11314 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11315 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11316 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11317 (rs6000_emit_epilogue): Likewise.
11318 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11319 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11320 * config/v850/v850.c (v850_va_arg): Likewise.
11322 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11324 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11325 when fallthru edge is present.
11326 (mege_blocks): Handle case where creation of jump insn
11329 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11330 CLEANUP_POST_REGSTACK): New constants.
11331 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11332 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11333 * output.h (cleanup_cfg): Update prototype.
11334 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11335 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11336 cleanup_cfg call; kill missleading comment.
11337 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11338 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11339 parameter; control optimizations performed using it.
11340 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11341 try_crossjump_bb): New functions.
11343 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11345 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11347 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11348 pa_output_function_prologue.
11349 * pa-protos.h (pa_output_function_prologue): New prototype.
11351 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11353 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11354 and low to get correct sign extension in low+high test.
11356 2001-07-11 Janis Johnson <janis@us.ibm.com>
11358 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11359 for large hit count.
11361 * profile.c (branch_prob): Fix .bbg info for computed gotos
11364 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11366 * stmt.c (parse_output_constraint): New function, split out
11368 (expand_asm_operands): ... here. Use parse_output_constraint.
11369 * tree.h (parse_output_constraint): Declare it.
11371 2001-07-11 Richard Henderson <rth@redhat.com>
11373 * bitmap.c: Comment some functions; fiddle whitespace.
11374 (bitmap_free): Don't export.
11375 (bitmap_element_allocate): Use memset.
11376 * bitmap.h (bitmap_free): Don't declare.
11378 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11380 * gcse.c, lcm.c, sched-deps.c:
11381 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11383 * flow.c (flow_loops_find): Free dom if we found no loops, since
11384 we aren't going to save it.
11386 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11389 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11391 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11393 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11395 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11396 #ifndef DWARF2_DEBUGGING_INFO.
11398 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11400 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11402 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11404 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11405 reverse a branch if a NE comparison is implemented with GTU.
11407 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11408 H.J. Lu <hjl@gnu.org>
11410 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11411 constant addresses.
11412 (call_internal2): Likewise.
11413 (call_value_internal1): Likewise.
11414 (call_value_internal2): Likewise.
11415 (call_value_multiple_internal1): Likewise.
11416 (call_value_multiple_internal2): Likewise.
11418 2001-07-10 Kazu Hirata <kazu@hxi.com>
11420 * calls.c (emit_library_call_value_1): Fix a comment typo.
11421 * dwarf2out.c (mem_loc_descriptor): Likewise.
11422 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11424 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11426 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11428 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11430 * recog.c (offsettable_address_p): Handle LO_SUM case.
11431 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11432 instead of plus_constant.
11434 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11436 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11437 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11439 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11441 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11442 adjust_address_nv instead of plus_constant.
11444 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11446 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11447 dwarf2out.o): Depend on debug.h, wrap long lines.
11448 * dbxout.c: Include debug.h.
11449 (dbx_debug_hooks): New.
11450 (dbxout_init): Make static, take just 2 args.
11451 (dbxout_finish): Make static.
11452 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11453 * debug.c: New file.
11454 * debug.h: New file.
11455 * dwarf2out.c: Include debug.h.
11456 (dwarf2_debug_hooks): New.
11457 (dwarf2out_init): Make static.
11458 (dwarf2out_finish): Make static, take 2 args.
11459 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11460 * dwarfout.c: Include debug.h.
11461 (dwarf_debug_hooks): New.
11462 (dwarfout_init): Make static.
11463 (dwarfout_finish): Make static, take 2 args.
11464 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11465 * sdbout.c: Include debug.h.
11466 (sdb_debug_hooks): New.
11467 (sdbout_init): Make static, take 2 args.
11468 * sdbout.h (sdbout_init): Delete.
11469 * toplev.c: Include debug.h.
11470 (debug_hooks): New.
11471 (compile_file): Set deubg_hooks based on command line options.
11472 Use the hooks unconditionally rather than conditional compilation.
11474 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11476 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11477 first_insn_after_basic_block_note instead.
11479 * df.c (df_bb_refs_unlink): #if 0 out for now.
11481 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11483 * ssa.h: Add prototype for ssa_const_prop
11484 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11485 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11486 (ssa_fast_dce): Remove unused variable
11488 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11490 * diagnostic.c (finish_diagnostic): Rename to
11491 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11494 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11496 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11499 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11500 (dump_file): Only pad the demangled name with spaces if the
11501 mangled name was padded with spaces.
11503 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11505 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11508 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11510 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11511 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11512 EXPAND_INITIALIZER.
11514 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11515 whether can put offset inside LO_SUM to check mode alignment, not size.
11517 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11519 * doc/tm.texi (Misc): Fix thinko.
11521 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11523 * regmove.c (replace_in_call_usage): Fix warnings.
11524 * sched-deps.c (add_dependence): Fix warnings.
11525 * simplify-rtx.c (simplify_subreg): Likewise.
11526 Return NULL_RTX instead of NULL.
11528 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11529 (subst_asm_stack_regs): Likewise.
11531 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11534 * dwarf2out.c (output_call_frame_info): Declare i as int.
11535 (build_abbrev_table): Declare n_alloc as int.
11536 (dwarf2out_finish): Initialize die.
11537 * except.c: Declare sjlj_funcdef_number as unsigned.
11538 (connect_post_landing_pads): Declare j as unsigned.
11539 (convert_to_eh_region_ranges): Initialize call_site.
11540 (output_function_exception_table): Initialize tt_format_size.
11541 * expr.c (move_by_pieces_1): Initialize to1.
11542 (store_constructor): Initialize minelt and maxelt.
11543 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11544 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11546 * c-decl.c (combine_parm_decls): Unused, remove.
11547 * c-tree.h: Remove prototype for combine_parm_decls.
11549 * reload.c (push_reload): Fix warning.
11550 (regno_clobbered_p): Likewise.
11551 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11552 (reload_combine): Likewise.
11554 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11555 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11557 * bitmap.c (bitmap_operation): Change user.
11558 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11560 2001-07-10 Eric Christopher <echristo@redhat.com>
11562 * config/mips/mips.c (override_options): Fix typo.
11564 2001-07-09 Stan Shebs <shebs@apple.com>
11566 * target.h (struct gcc_target): New fields init_builtins and
11568 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11569 (TARGET_EXPAND_BUILTIN): New macro.
11570 (TARGET_INITIALIZER): Add them.
11571 * builtins.c: Include target.h.
11572 (expand_builtin): Use targetm.expand_builtin.
11573 (default_init_builtins): New function.
11574 (default_expand_builtin): New function.
11575 * expr.h (default_init_builtins): Declare.
11576 (default_expand_builtin): Declare.
11577 * c-common.c (c_common_nodes_and_builtins): Use
11578 targetm.init_builtins.
11579 * defaults.h (MD_INIT_BUILTINS): Remove.
11580 * Makefile.in (builtins.o): Depend on target.h.
11582 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11583 (TARGET_EXPAND_BUILTIN): Define.
11584 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11585 (MD_EXPAND_BUILTIN): Remove.
11587 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11588 (TARGET_EXPAND_BUILTIN): Define.
11589 (c4x_init_builtins): Make endlink arg a local.
11590 (c4x_print_operand): Fix typos in adjust_address usages.
11591 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11592 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11593 (MD_EXPAND_BUILTIN): Remove.
11595 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11596 (TARGET_EXPAND_BUILTIN): Define.
11597 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11598 (ix86_init_builtins): Call new function only if TARGET_MMX.
11599 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11600 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11601 (MD_EXPAND_BUILTIN): Remove.
11603 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
11604 (TARGET_EXPAND_BUILTIN): Define.
11605 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
11606 (MD_EXPAND_BUILTIN): Remove.
11608 * doc/tm.texi: Document these changes.
11610 2001-07-09 Diego Novillo <dnovillo@redhat.com>
11612 * basic-block.h (tree_node): Forward declare if needed.
11613 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
11614 (BLOCK_HEAD_TREE): Define.
11615 (BLOCK_END_TREE): Define.
11616 (struct loops): Rename field 'tree' to 'tree_root'.
11617 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
11619 (flow_loops_tree_build): Rename reference to field 'tree' to
11621 (flow_loops_level_compute): Ditto.
11622 * predict.c (estimate_bb_frequencies): Ditto.
11623 * tree.h (struct tree_common): Add field 'aux'.
11625 2001-07-09 Stan Shebs <shebs@apple.com>
11627 * config/darwin.c (darwin_encode_section_info): Don't mark any
11628 DECL_EXTERNAL node as defined.
11630 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11632 * pa.c (pa_init_machine_status, pa_mark_machine_status,
11633 pa_free_machine_status, hppa_init_pic_save): Delete.
11634 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
11635 (hppa_profile_hook): Use hppa_pic_save_rtx.
11636 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
11637 hppa_init_pic_save): Delete.
11638 (hppa_pic_save_rtx): Declare.
11639 * pa.md (call, call_value, sibcall, sibcall_value,
11640 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
11642 2001-07-09 Kazu Hirata <kazu@hxi.com>
11644 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
11645 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
11647 2001-07-09 Andreas Jaeger <aj@suse.de>
11649 * output.h: Add declaration of final_forward_branch_p.
11651 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
11653 * varray.c: Include errors.h for internal_error and trim_filename
11656 * Makefile.in (varray.o): Add errors.h.
11658 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
11660 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
11661 * optabs.c (have_add2_insn): Check whether the add insn chosen
11662 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
11663 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
11665 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
11667 * Makefile.in (OBJS): Add ssa-ccp.o
11668 (ssa-ccp.o): Add dependencies.
11669 * toplev.c (DFI_ssa_ccp): New dump file enum.
11670 (dump_file): Add entry for dumping after SSA CCP.
11671 (flag_ssa_ccp): New flag variable.
11672 (f_options): Add -fssa-ccp.
11673 (rest_of_compilation): Run SSA CCP if requested.
11674 * timevar.def (TV_SSA_CCP): New timevar.
11675 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
11676 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
11677 Fix minor typo in SSA DCE documentation.
11678 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
11679 Add documentation for new dump option. Renumber dump files
11682 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11684 * emit-rtl.c (gen_highpart_mode): New.
11685 * rtl.h (gen_highpart_mode): Declare.
11686 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
11687 operand can be VOIDmode constant.
11689 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
11691 * flow.c (redirect_edge_and_branch_force): New.
11692 (can_fallthru): Ensure that basic blocks are succeeding.
11693 (try_optimize_cfg): Do not delete basic block if it is the last one.
11695 * flow.c (try_redirect_by_replacing_jump): Do not remove
11696 jumps with side effects, unlink chain on fallthru edge;
11697 set block for new jump instruction; avoid basic block to
11698 over by line number note.
11700 * flow.c (try_simplify_condjump): Verify that the condjump
11701 is not always falling through.
11704 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11706 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11707 (try_redirect_by_replacing_jump): Update properly the count
11708 and frequency information.
11710 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11712 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
11713 address that is a LO_SUM specially.
11714 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
11716 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
11718 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
11719 (operand_subword): Use them.
11720 (change_address_1): Renamed from change_address; new arg VALIDATE.
11721 * expr.h: Reflect above changes; change_address now macro.
11722 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
11724 * cselib.c (add_mem_for_addr): Likewise.
11725 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
11726 * regmove.c (try_apply_stack_adjustment): Likewise.
11727 * reload.c (push_reload, make_memloc): Likewise.
11728 * reload1.c (eliminate_regs): Likewise.
11729 * simplify-rtx.c (simplify_replace_rtx): Likewise.
11730 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
11732 * combine.c (make_extraction, simplify_shift_const): Likewise.
11733 (gen_lowpart_for_combine): Likewise.
11734 * cse.c (gen_lowpart_if_possible): Likewise.
11735 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
11736 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
11737 * optabs.c (gen_move_insn): Likewise.
11738 * reload1.c (alter_reg): Likewise.
11739 * simplify-rtx.c (simplify_subreg): Likewise.
11740 * stmt.c (expand_anon_union_decl): Likewise.
11741 * recog.c (validate_replace_rtx_1): Likewise.
11743 * Makefile.in (recog.o): Add $(EXPR_H).
11744 * explow.c (stabilize): Call replace_equiv_address.
11745 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11746 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11748 2001-07-03 Andrew Haley <aph@redhat.com>
11750 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11751 the mode of the memory location.
11753 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11755 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11757 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11759 * final.c (output_addr_const): Use target opening and
11760 closing parentheses.
11761 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11762 defaults, add to TARGET_ASM_OUT.
11763 * target.h (struct gcc_target): Add open_paren and close_paren.
11764 * doc/md.texi: Update.
11765 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11766 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11767 TARGET_ASM_CLOSE_PAREN.
11768 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11770 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11772 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11773 * config/a29k/a29k.h: Similarly.
11774 * config/alpha/alpha.h: Similarly.
11775 * config/arc/arc.h: Similarly.
11776 * config/arm/aof.h: Similarly.
11777 * config/arm/aout.h: Similarly.
11778 * config/avr/avr.h: Similarly.
11779 * config/c4x/c4x.h: Similarly.
11780 * config/clipper/clipper.h: Similarly.
11781 * config/convex/convex.h: Similarly.
11782 * config/d30v/d30v.h: Similarly.
11783 * config/dsp16xx/dsp16xx.h: Similarly.
11784 * config/elxsi/elxsi.h: Similarly.
11785 * config/fr30/fr30.h: Similarly.
11786 * config/h8300/h8300.h: Similarly.
11787 * config/i370/i370.h: Similarly.
11788 * config/i386/i386.h: Similarly.
11789 * config/i860/i860.h: Similarly.
11790 * config/i960/i960.h: Similarly.
11791 * config/ia64/ia64.h: Similarly.
11792 * config/m32r/m32r.h: Similarly.
11793 * config/m68hc11/m68hc11.h: Similarly.
11794 * config/m68k/m68k.h: Similarly.
11795 * config/m88k/m88k.h: Similarly.
11796 * config/mcore/mcore.h: Similarly.
11797 * config/mips/mips.h: Similarly.
11798 * config/mn10200/mn10200.h: Similarly.
11799 * config/mn10300/mn10300.h: Similarly.
11800 * config/ns32k/ns32k.h: Similarly.
11801 * config/pa/pa.h: Similarly.
11802 * config/pdp11/pdp11.h: Similarly.
11803 * config/pj/pj.h: Similarly.
11804 * config/romp/romp.h: Similarly.
11805 * config/rs6000/rs6000.h: Similarly.
11806 * config/sh/sh.h: Similarly.
11807 * config/sparc/sparc.h: Similarly.
11808 * config/v850/v850.h: Similarly.
11809 * config/vax/vax.h: Similarly.
11810 * config/we32k/we32k.h: Similarly.
11812 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11814 * doc/c-tree.texi: Document representation of attributes.
11816 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11818 * doc/tm.texi: Update some places for the rename of target to
11821 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11823 * target.h (struct gcc_target): Add insert_attributes.
11824 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11825 (TARGET_INITIALIZER): Update.
11826 * tree.c, tree.h (default_insert_attributes): New function.
11827 Update comments on other default functions to refer to targetm,
11829 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11830 TARGET_INSERT_ATTRIBUTES.
11831 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11832 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11833 Don't use PRAGMA_INSERT_ATTRIBUTES.
11834 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11835 * c-decl.c (start_decl, start_function): Don't call
11836 SET_DEFAULT_DECL_ATTRIBUTES.
11837 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11838 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11840 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11841 (c4x_check_attribute): Avoid modifying attribute list itself.
11842 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11844 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11845 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11847 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11848 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11850 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11851 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11853 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11854 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11855 Adjust parameters. Make static.
11857 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11859 * c-common.c (decl_attributes): Only take a single attributes
11861 * c-common.h (decl_attributes): Update prototype.
11862 * c-decl.c (start_decl, start_function): Only take a single
11863 attributes parameter. Update calls to decl_attributes.
11864 (finish_struct, finish_enum): Update calls to decl_attributes.
11865 (push_parm_decl): Expect unified list of attributes. Update call
11866 to decl_attributes.
11867 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11868 notype_nested_function, component_declarator,
11869 component_notype_declarator, label): Update calls to
11871 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11872 lists that are passed to push_parm_decl.
11873 * c-tree.h (start_function, start_decl): Update prototypes.
11874 * config/sh/sh-protos.h, config/sh/sh.c
11875 (sh_pragma_insert_attributes): Only take a single attributes
11877 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11878 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11879 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11880 build_module_descriptor, generate_static_references,
11881 generate_strings, build_selector_translation_table,
11882 generate_descriptor_table, generate_protocols,
11883 generate_ivars_list, generate_dispatch_table,
11884 generate_protocol_list, generate_category,
11885 generate_shared_structures, really_start_method, add_objc_decls,
11886 generate_classref_translation_entry): Update calls to start_decl
11887 and start_function.
11888 (build_tmp_function_decl, start_method_def): Unify attribute lists
11889 that are passed to push_parm_decl.
11891 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11893 * final.c (no_asm_to_stream): New.
11894 (final_scan_insn): Use target structures for prologue ends
11895 and epilogue starts.
11896 * output.h (no_asm_to_stream): New.
11897 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
11898 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
11899 (TARGET_ASM_OUT): Update.
11900 * target.h (struct gcc_target): New members function_end_prologue
11901 and function_begin_epilogue.
11902 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
11903 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
11904 * config/alpha/alpha.c (output_end_prologue): Rename to
11905 alpha_output_function_end_prologue. Use in target struct
11907 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
11908 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
11909 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
11910 ia64_output_function_end_prologue. Use in target struct
11912 (ia64_function_prologue, ia64_funciton_epilogue): Rename
11913 mistyped prototypes.
11914 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
11915 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
11917 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
11918 an use in target struct, make static.
11919 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
11922 2001-07-08 Richard Henderson <rth@redhat.com>
11924 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
11926 2001-07-08 Richard Henderson <rth@redhat.com>
11928 * config/i386/i386.md: Remove constraints strings from define_split
11929 and define_peephole2 patterns.
11930 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
11931 (eh_return): Use them.
11933 2001-07-08 Richard Henderson <rth@redhat.com>
11935 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
11936 Document MD_FALLBACK_FRAME_STATE_FOR.
11938 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11940 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
11941 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
11943 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
11945 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
11947 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
11948 of the label inside NAME as opposed to just the end of NAME.
11950 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
11952 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
11953 * config/alpha/alpha.c (alpha_init_machine_status,
11954 alpha_mark_machine_status, alpha_free_machine_status): Delete.
11955 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
11956 (vms_valid_decl_attribute_p): Make static, conditionally compile.
11957 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
11959 2001-07-06 Stan Shebs <shebs@apple.com>
11961 * target.h (targetm): Rename global from "target", so as not to
11962 conflict with local variables.
11964 * c-typeck.c: Ditto.
11967 * cp/decl.c: Ditto.
11968 * cp/decl2.c: Ditto.
11969 * cp/typeck.c: Ditto.
11970 * 1750a/1750a.c: Ditto.
11971 * a29k/a29k.c: Ditto.
11972 * arc/arc.c: Ditto.
11973 * arm/arm.c: Ditto.
11974 * avr/avr.c: Ditto.
11975 * clipper/clipper.c: Ditto.
11976 * convex/convex.c: Ditto.
11977 * d30v/d30v.c: Ditto.
11978 * dsp16xx/dsp16xx.c: Ditto.
11979 * elxsi/elxsi.c: Ditto.
11980 * fr30/fr30.c: Ditto.
11981 * h8300/h8300.c: Ditto.
11982 * i370/i370.c: Ditto.
11983 * i386/i386.c: Ditto.
11984 * i860/i860.c: Ditto.
11985 * i960/i960.c: Ditto.
11986 * ia64/ia64.c: Ditto.
11987 * m32r/m32r.c: Ditto.
11988 * m68hc11/m68hc11.c: Ditto.
11989 * m68k/m68k.c: Ditto.
11990 * m88k/m88k.c: Ditto.
11991 * mips/mips.c: Ditto.
11992 * ns32k/ns32k.c: Ditto.
11994 * pdp11/pdp11.c: Ditto.
11995 * romp/romp.c: Ditto.
11996 * rs6000/rs6000.c: Ditto.
11998 * sparc/sparc.c: Ditto.
11999 * vax/vax.c: Ditto.
12000 * we32k/we32k.c: Ditto.
12001 * doc/tm.texi: Update the manual to match.
12003 2001-07-06 Richard Henderson <rth@redhat.com>
12005 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12006 DWARF2_UNWIND_INFO not just whether it is defined.
12008 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12010 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12011 call to simplify_binary_operation returns a new pattern.
12013 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12015 * glimits.h (__SHRT_MAX__): New.
12016 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12017 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12019 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12021 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12024 2001-07-06 Richard Henderson <rth@redhat.com>
12026 * bitmap.c (bitmap_release_memory): Move adjacent to the
12027 allocation functions.
12028 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12029 the implementation. Binary search for the set bit.
12030 (bitmap_union_of_diff): Allocate the temporary on the stack
12031 instead of using xmalloc.
12033 2001-07-06 Richard Henderson <rth@redhat.com>
12035 * genrecog.c (validate_pattern): Warn for constraints in
12036 define_{expand,split,peephole2}. Remove strict_low_part
12037 before looking up match_dup.
12039 2001-07-06 DJ Delorie <dj@redhat.com>
12041 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12042 chapter about various build hints and history. Add section
12043 talking about the various types of native and cross builds.
12045 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12047 * Makefile.in (final.o): Depend on target.h.
12048 * final.c: Include target.h.
12049 (default_function_pro_epilogue): New.
12050 (final_start_function): Use target structure for function prologues.
12051 (final_end_function): Use target structure for function epilogues.
12052 * fold-const.c (real_hex_to_f): Constify s and p.
12053 * output.h (default_function_pro_epilogue): New.
12054 * real.h (real_hex_to_f): Update prototype.
12055 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12056 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12057 (TARGET_INITIALIZER): Update.
12058 * target.h (gcc_target): Add struct asm_out.
12059 * doc/tm.texi: Update.
12062 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12063 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12064 in cpu/cpu.c, or rename old functions consistently. Take
12065 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12066 redundant macros and prototypes. Make new functions static.
12068 * 1750a/1750a.c: Similarly.
12069 * 1750a/1750a.h: Similarly.
12070 * a29k/a29k-protos.h: Similarly.
12071 * a29k/a29k.c: Similarly.
12072 * a29k/a29k.h: Similarly.
12073 * arc/arc-protos.h: Similarly.
12074 * arc/arc.c: Similarly.
12075 * arc/arc.h: Similarly.
12076 * arm/arm-protos.h: Similarly.
12077 * arm/arm.c: Similarly.
12078 * arm/arm.h: Similarly.
12079 * avr/avr-protos.h: Similarly.
12080 * avr/avr.c: Similarly.
12081 * avr/avr.h: Similarly.
12082 * clipper/clipper-protos.h: Similarly.
12083 * clipper/clipper.c: Similarly.
12084 * clipper/clipper.h: Similarly.
12085 * convex/convex.c: Similarly.
12086 * convex/convex.h: Similarly.
12087 * d30v/d30v-protos.h: Similarly.
12088 * d30v/d30v.c: Similarly.
12089 * d30v/d30v.h: Similarly.
12090 * d30v/d30v.md: Similarly.
12091 * dsp16xx/dsp16xx-protos.h: Similarly.
12092 * dsp16xx/dsp16xx.c: Similarly.
12093 * dsp16xx/dsp16xx.h: Similarly.
12094 * elxsi/elxsi.c: Similarly.
12095 * elxsi/elxsi.h: Similarly.
12096 * fr30/fr30.c: Similarly.
12097 * fr30/fr30.md: Similarly.
12098 * h8300/h8300-protos.h: Similarly.
12099 * h8300/h8300.c: Similarly.
12100 * h8300/h8300.h: Similarly.
12101 * i370/i370-protos.h: Similarly.
12102 * i370/i370.c: Similarly.
12103 * i370/i370.h: Similarly.
12104 * i386/i386.c: Similarly.
12105 * i386/osf1elf.h: Similarly.
12106 * i386/osfrose.h: Similarly.
12107 * i860/i860-protos.h: Similarly.
12108 * i860/i860.c: Similarly.
12109 * i860/i860.h: Similarly.
12110 * i960/i960-protos.h: Similarly.
12111 * i960/i960.c: Similarly.
12112 * i960/i960.h: Similarly.
12113 * ia64/ia64-protos.h: Similarly.
12114 * ia64/ia64.c: Similarly.
12115 * ia64/ia64.h: Similarly.
12116 * m32r/m32r-protos.h: Similarly.
12117 * m32r/m32r.c: Similarly.
12118 * m32r/m32r.h: Similarly.
12119 * m68hc11/m68hc11-protos.h: Similarly.
12120 * m68hc11/m68hc11.c: Similarly.
12121 * m68hc11/m68hc11.h: Similarly.
12122 * m68k/crds.h: Similarly.
12123 * m68k/dpx2.h: Similarly.
12124 * m68k/m68k-protos.h: Similarly.
12125 * m68k/m68k.c: Similarly.
12126 * m68k/m68k.h: Similarly.
12127 * m68k/news.h: Similarly.
12128 * m88k/m88k-protos.h: Similarly.
12129 * m88k/m88k.c: Similarly.
12130 * m88k/m88k.h: Similarly.
12131 * mips/mips-protos.h: Similarly.
12132 * mips/mips.c: Similarly.
12133 * mips/mips.h: Similarly.
12134 * ns32k/merlin.h: Similarly.
12135 * ns32k/ns32k.c: Similarly.
12136 * ns32k/ns32k.h: Similarly.
12137 * ns32k/tek6000.h: Similarly.
12138 * pa/pa-protos.h: Similarly.
12139 * pa/pa.c: Similarly.
12140 * pa/pa.h: Similarly.
12141 * pdp11/2bsd.h: Similarly.
12142 * pdp11/pdp11-protos.h: Similarly.
12143 * pdp11/pdp11.c: Similarly.
12144 * pdp11/pdp11.h: Similarly.
12145 * romp/romp-protos.h: Similarly.
12146 * romp/romp.c: Similarly.
12147 * romp/romp.h: Similarly.
12148 * rs6000/rs6000-protos.h: Similarly.
12149 * rs6000/rs6000.c: Similarly.
12150 * rs6000/rs6000.h: Similarly.
12151 * rs6000/sysv4.h: Similarly.
12152 * sh/sh-protos.h: Similarly.
12153 * sh/sh.c: Similarly.
12154 * sh/sh.h: Similarly.
12155 * sparc/sparc-protos.h: Similarly.
12156 * sparc/sparc.c: Similarly.
12157 * sparc/sparc.h: Similarly.
12158 * vax/vax.c: Similarly.
12159 * vax/vax.h: Similarly.
12160 * vax/vms.h: Similarly.
12161 * we32k/we32k.c: Similarly.
12162 * we32k/we32k.h: Similarly.
12164 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12166 * basic-block.h (first_insn_after_basic_block_note): Declare.
12167 * flow.c (first_insn_after_basic_block_note): Define. Moved
12169 * ssa.c (first_insn_after_basic_block_note): Remove.
12170 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12172 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12173 nodes when we find a dead conditional branch. Insert BARRIERs
12174 after any blocks with no successors, but which do not have
12177 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12179 * varray.c (varray_check_failed): Use internal_error.
12181 2001-07-05 Andrew Haley <aph@redhat.com>
12183 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12184 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12185 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12187 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12189 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12190 reference if the target constant is also a SYMBOL_REF.
12192 2001-07-05 Eric Christopher <echristo@redhat.com>
12194 * config/mips/mips.h (MASK_MIPS3900): Remove.
12195 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12196 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12197 (TARGET_MIPS3900): Change to use mips_arch.
12198 (TARGET_MIPS4000): New.
12199 (TARGET_MIPS4100): New.
12200 (TARGET_MIPS4300): New.
12201 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12202 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12204 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12205 (ISA_HAS_BRANCHLIKELY): To here.
12206 (CC1_CPU_SPEC): New.
12207 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12208 (mips_arch_string): Declare.
12209 (mips_arch): Declare.
12210 (TARGET_OPTIONS): Add -march and -mtune.
12212 * config/mips/mips.c (mips_arch_string): New.
12214 (override_options): Handle -march for codegen and -mtune
12215 for scheduling. Use mips_arch. Move tx39 target default here.
12216 (mips_parse_cpu): Move error message to override_options.
12218 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12220 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12222 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12223 (MIPS Options): Ditto. Change mcpu entry to historical text.
12225 2001-07-05 H.J. Lu (hjl@gnu.org)
12227 * config/mips/mips.c (mips_parse_cpu): New function to parse
12230 2001-07-05 Jim Wilson <wilson@redhat.com>
12232 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12233 * config/ia64/t-ia64: Likewise.
12234 (LIB1ASMFUNCS): Update comment.
12236 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12238 * doc/install.texi (Install GCC: Binaries): Fix typo.
12240 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12242 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12243 reference using the stack pointer, adjust it since we push Y
12245 ("*ashrsi3"): Likewise.
12246 ("*lshrsi3"): Likewise.
12248 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12250 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12251 when -fomit-frame-pointer is used.
12253 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12255 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12256 (try_redirect_by_replacing_jump): Reverse updating properly the
12257 count and frequency information. Reverse removing cc0 setter.
12258 (forwarder_block_p): Reverse fixing for fallthru blocks.
12260 2001-07-05 DJ Delorie <dj@redhat.com>
12262 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12263 (translate_options): If the above is defined, use it to map
12264 given options to new options.
12265 * doc/tm.texi: Document it.
12267 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12268 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12270 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12271 cause programs using computed gotos to run more slowly.
12273 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12275 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12277 Consistently require binutils 2.11.2, not prereleases.
12278 (Specific, decstation-*): Canonicalize as mips-dec-*.
12279 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12281 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12282 (Specific, mips-*): Reword MIPS C compiler requirements.
12283 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12284 (Specific, sunv5): Removed, obsolete.
12286 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12288 * dwarf2out.c (output_loc_list): Use an all ones mask for
12289 .text asm output and don't rely on long long
12290 literals. Reformat some long lines.
12292 2001-07-05 Andreas Jaeger <aj@suse.de>
12294 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12297 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12299 * dwarf2out.c (dwarf2out_define): Update comment.
12300 (dwarf2out_undef): Ditto.
12301 (dwarf2out_start_source_file): Ditto.
12302 (dwarf2out_end_source_file): Ditto.
12303 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12304 since we never call the start/end debug hook for the primary file.
12306 2001-07-04 Kazu Hirata <kazu@hxi.com>
12308 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12311 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12313 * cppinit.c (remove_dup_dirs): Inform if a system include
12314 directory is being reordered.
12315 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12317 * doc/cpp.texi (Search Paths): Likewise.
12318 * doc/gcc.texi (Interoperation): Remove information about
12321 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12323 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12324 (VARRAY_TOP_CHAR_PTR): Likewise.
12326 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12328 * gcc.c (process_command): Don't assign elements of a const char*.
12330 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12332 * emit-rtl.c (change_address): Don't abort if invalid address while
12333 reload is in progress.
12335 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12337 * c-lex.c (cb_file_change): Pass line number to
12338 debug_start_source_file.
12339 (cb_undefine): Pass correct line number to debug_undef.
12341 * toplev.c (debug_start_source_file): Add line number to
12342 parameters. Pass it along to dwarf2out_start_source_file.
12343 (decode_g_option): Stop resetting debug level back to normal when
12344 we change debug formats, unless the current level is
12345 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12348 * toplev.h (debug_start_source_file): Add line number to
12351 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12354 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12356 Output debug_macinfo data for starting file if requested.
12357 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12359 (dwarf2out_define): Output debug_macinfo data for defining a macro
12361 (dwarf2out_undef): Output debug_macinfo data for undefining a
12362 macro if requested.
12363 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12364 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12365 (macinfo_section_label): New. DWARF2 macro info section label.
12366 (dwarf2out_init): If we want macro info, output the start label
12368 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12369 attribute to the compilation unit die pointing to the macro info.
12371 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12373 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12374 DWARF2_DEBUGGING_INFO.
12375 (add_loc_descr_to_loc_list): Ditto.
12376 (output_loc_list): Ditto.
12377 Also, fix thinko in curr not being initialized.
12378 (gen_internal_sym): Ditto.
12380 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12382 * emit-rtl.c (replace_equiv_address): New function.
12383 * expr.h (replace_equiv_address): New declaration.
12384 * explow.c (validize_mem): Call it instead of change_address and
12385 also call if -fforce-addr and address is constant.
12386 * expr.c: Replace more calls to change_address with adjust_address
12387 and/or replace_equiv_address or to validize_mem.
12388 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12389 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12390 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12391 * config/i370/i370.md, config/i860/i860.md: Likewise.
12392 * config/i960/i960.md, config/mips/mips.c: Likewise.
12393 * config/mips/mips.md, config/pa/pa.md: Likewise.
12394 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12395 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12397 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12399 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12401 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12404 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12406 * doc/include: New directory.
12407 * doc/fdl.texi: Move to doc/include/fdl.texi.
12408 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12409 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12410 * doc/gcc.texi: Use funding.texi and gpl.texi.
12411 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12412 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12413 Update dependencies and use -I $(docdir)/include.
12415 2001-07-04 Anthony Green <green@redhat.com>
12417 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12419 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12421 * doc/install.texi (sparc64-*-*): Remove garbage.
12423 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12425 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12426 Fix typo in last change to use adjust_address.
12428 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12430 * doc/install.texi (Specific): Update information for *-*-solaris*.
12432 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12434 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12436 2001-07-03 Stan Shebs <shebs@apple.com>
12438 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12439 case for flag_no_mach_text_sections.
12440 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12441 * config/darwin.c (flag_no_mach_text_sections): Remove.
12442 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12444 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12446 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12447 and avoid checking for constant as first operand.
12448 * recog.c (find_constant_term_loc): No longer static.
12449 (adj_offettable_operand): Delete.
12450 * rtl.h (adj_offsettable_operand): Delete declaration.
12451 (find_constant_term): Add declaration.
12452 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12454 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12455 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12456 * config/i386/i386.c, config/i386/i386.md: Likewise.
12457 * config/i860/i860.c, config/i960/i960.c: Likewise.
12458 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12459 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12460 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12461 * config/mips/mips.c, config/mips/mips.md: Likewise.
12462 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12463 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12464 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12465 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12466 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12467 * config/ns32k/ns32k.md: Likewise.
12469 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12471 * rtl.c (copy_rtx): Handle 'T' format letter.
12472 * gensupport.c (collect_insn_data): Likewise.
12473 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12475 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12477 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12478 -B option. Use 'dir' not 'foo' as example directory name.
12480 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12482 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12483 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12485 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12487 * doc/cppinternals.texi: Improve formatting and logical markup.
12489 2001-07-03 Andreas Jaeger <aj@suse.de>
12491 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12493 * genrecog.c (write_header): Include reload.h for prototypes in
12496 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12499 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12500 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12501 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12502 i386_pe_valid_type_attribute_p): Add.
12503 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12504 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12506 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12508 * explow.c (plus_constant_wide, case LO_SUM): New case.
12509 (plus_constant_for_output_wide): Delete.
12510 * rtl.h (plus_constant_for_output): Delete.
12511 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12512 instead of plus_constant_for_output.
12513 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12514 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12515 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12516 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12517 * config/sparc/sparc.md: Likewise.
12518 Convert some change_address calls to adjust_address.
12520 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12522 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12523 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12524 documentation of -std and -Wwrite-strings.
12526 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12528 * cse.c (canon_hash): Don't register registers in very small
12529 register classes, as extending their lifetime might cause
12532 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12534 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12536 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12537 (try_redirect_by_replacing_jump): Update properly the count
12538 and frequency information.
12540 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12542 * toplev.c (dump_file_index): Move SSA dumps just after first
12544 (dump_file): Corresponding changes.
12545 (rest_of_compilation): Move SSA path to just after the first
12547 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12548 * doc/invoke.texi: Update dump file #s as they were completely
12549 out of date with reality.
12551 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12553 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12555 * expr.c (emit_move_insn_1): Deal with non-default
12558 * expr.c (emit_single_push_insn): Fix warning.
12560 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12562 * expr.c (emit_move_insn_1): Avoid modifying
12563 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12565 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12567 * emit-rtl.c (adjust_address): New function.
12568 * expr.h (adjust_address): Add declaration.
12569 * builtins.c: Replace some calls to change_address with calls to it
12570 or to validize_mem.
12571 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12572 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12573 * config/arm/arm.c, config/convex/convex.c: Likewise.
12574 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12575 * config/i386/i386.c, config/i386/i386.md: Likewise.
12576 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12577 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12578 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12579 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12580 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12582 2001-07-02 Jim Wilson <wilson@redhat.com>
12584 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12586 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12588 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12589 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12591 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12593 * cppinit.c (lang_defaults): New table.
12594 (set_lang): Just read from lang_defaults into the live options
12597 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12599 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12600 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12601 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
12603 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12605 * doc/install.texi: Various spelling and markup fixes.
12606 (Installing GCC): Component specific installation instructions are
12609 Warn about removing old install dir in the presence of shared libs.
12610 (Configuration): Invoke with options target to match configure
12612 Consistently refer to gas, gld pathnames.
12613 Invert --enable-multilib documentation.
12614 Remove references to old compiler versions.
12616 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12618 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
12620 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12622 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
12624 (Specific, mips*-sgi-irix5): Note IDO download.
12625 Reworded MIPS C hints.
12626 Use GNU as instead of GAS.
12628 Removed SGI Freeware reference, IRIX 6 only.
12629 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
12630 Note N64 library requirement/workaround.
12632 Complete list of structure passing bug victims.
12634 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12636 * doc/install.texi: Remove CVS Id.
12638 2001-07-02 Andreas Jaeger <aj@suse.de>
12640 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
12641 (find_inherently_necessary): Remove unused variable.
12643 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
12645 * c-common.h (TDI_inlined): New ast dump phase.
12646 (dump_flag_name): New function.
12647 * c-dump.c (dump_files): Add inlined phase.
12648 (dump_flag_name): Define.
12649 * doc/invoke.texi (-fdump-ast-inlined): Document.
12651 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12653 * stor-layout.c (layout_decl): Revert change to handling of alignment
12656 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12658 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
12661 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
12663 * doc/tm.texi (FUNCTION_ARG): Document that the last call
12666 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
12668 * tlink.c (recompile_files): Remove COMPILER_PATH and
12669 LIBRARY_PATH from the environment.
12671 2001-07-01 Zack Weinberg <zackw@stanford.edu>
12673 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
12674 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
12676 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
12678 * c-parse.in (OBJC_STRING): Kill.
12679 (objc_string): Decompose to [objc_string] '@' STRING.
12680 (reswords): Take the leading '@' off all the Objective C keywords.
12681 (objc_rid_sans_at): Kill.
12682 (init_reswords): Don't initialize it.
12683 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
12684 (_yylex): Kill reconsider label. Look ahead one token after
12685 an '@'; if we get an identifier, check whether it's an
12686 Objective C @-keyword. If so, return the keyword. Otherwise,
12687 put back the token and return the '@' as a terminal.
12689 * cpplib.c (lex_macro_node): Remove unnecessary check for
12690 leading '@' on identifier. Clarify control flow and commentary.
12692 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12694 * cse.c (new_label_ref): Variable deleted.
12695 (insert): Remove set of new_label_ref.
12696 (check_for_label_ref): New function.
12697 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
12699 See ChangeLog.5 for earlier changes.