1 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
3 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
5 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
6 stormy16_asm_output_mi_thunk.
7 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
9 * config/stormy16/stormy16-protos.h
10 (stormy16_asm_output_mi_thunk): New prototype.
12 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
14 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
15 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
16 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
17 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
18 sched-int.h, toplev.c, config/alpha/alpha.c,
19 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
20 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
21 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
22 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
23 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
24 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
25 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
27 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29 * Makefile.in (dbxout.o): Depend on function.h.
30 * collect2.c (is_in_list): Hide unused function.
31 * dbxout.c: Include function.h.
32 (source_label_number, dbxout_source_line, dbxout_source_file,
33 dbxout_function_end, dbxout_begin_function): Wrap/move inside
34 macros controlling usage.
35 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
36 * output.h (exports_section): Prototype.
38 * convex.c (convex_output_function_prologue): Fix format specifier
40 (asm_declare_function_name): Fix signed/unsigned warning.
41 (print_operand): Fix format specifier warning.
42 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
43 * dsp16xx-protos.h (uns_comparison_operator,
44 num_1600_core_shifts): Prototype.
45 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
46 (frame_size, frame_pointer_offset): Delete.
47 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
48 Make static. Fix format specifier warnings.
49 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
50 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
51 * dsp16xx.md: Add default case in switches.
52 * fr30.h (IN_RANGE): Delete.
53 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
54 * mcore-protos.h (mcore_output_cmov): Const-ify.
55 * mcore.c (mcore_output_cmov): Likewise.
56 * mcore.h (switch_to_section): Make static and prototype.
57 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
59 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
60 * rs6000-protos.h (read_only_data_section,
61 read_only_private_data_section): Prototype.
62 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
63 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
64 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
66 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
68 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
70 * final.c (final_scan_insn): Add brackets around body of if-stmt.
71 * gcc.c (convert_filename): Add static prototype. Const-ify.
72 Wrap variable in macros controlling its use.
73 * output.h (sdata_section): Add prototype.
75 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
76 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
77 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
78 (ASM_FILE_START): Const-ify.
79 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
81 * c4x.md: Don't use the 'U' integer suffix.
82 * clipper.md (clipper_movstr): Delete declaration.
83 * d30v-protos.h (d30v_move_2words): Const-ify.
84 (debug_stack_info): Add prototype.
85 * d30v.c: Include "integrate.h".
86 (d30v_function_arg_boundary, d30v_function_arg,
87 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
88 signed/unsigned warnings.
89 (d30v_print_operand_memory_reference, d30v_move_2words):
91 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
92 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
94 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
95 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
96 (mvs_get_label_page): Hide unused static function.
97 * i860.c (current_function_original_name): Const-ify.
98 * i860/sysv3.h (current_function_original_name): Likewise.
99 * i860/sysv4.h (current_function_original_name): Likewise.
100 * i960.md: Add default case in switches. Remove unused variable.
101 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
102 * m32r.md: Const-ify.
103 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
104 * m68hc11.c: Include "reload.h".
105 (static_chain_reg, print_options, m68hc11_asm_file_start):
107 * m68hc11.md: Delete unused variable. Const-ify. Add parens
108 around & in comparison.
109 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
110 * mn10200.c (shift_mode): Remove trailing comma.
111 * mn10300-protos.h (output_tst): Const-ify.
112 * mn10300.c (output_tst): Likewise.
113 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
115 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
116 * pa.c (output_ascii): Likewise.
117 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
118 * pdp11.md (expand_unop): Delete declarations.
119 * pj-protos.h (pj_output_addsi3): Const-ify.
120 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
121 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
122 unique_src_operand): Add prototypes.
123 (pj_output_store_into_lval): Make definition static.
124 (pj_function_incoming_arg): Don't use unary plus.
125 (pj_output_addsi3): Const-ify.
126 * romp.md (get_symref): Delete declarations.
127 * v850-c.c (mark_current_function_as_interrupt): Don't return
128 value from void function.
129 * v850.c: Include "integrate.h".
130 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
131 * vax-protos.h (const_section): Add prototype.
133 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
135 * machmode.def: Add documentation for the seventh argument in
138 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
140 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
142 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
143 <-melf>: Don't have markup for ELF acronym.
145 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
147 * config.gcc (mmix-*-*): New target.
148 * doc/invoke.texi: Document MMIX options.
149 * doc/contrib.texi: Add note about MMIX port to my entry.
150 * config/mmix/t-mmix: New file.
151 * config/mmix/mmix.h: New file.
152 * config/mmix/mmix-protos.h: New file.
153 * config/mmix/mmix.c: New file.
154 * config/mmix/mmix.md: New file.
155 * config/mmix/crti.asm: New file.
156 * config/mmix/crtn.asm: New file.
158 2001-11-03 Kazu Hirata <kazu@hxi.com>
160 * config/sparc/linux-aout.h: Fix comment formatting.
161 * config/sparc/linux.h: Likewise.
162 * config/sparc/linux64.h: Likewise.
163 * config/sparc/lynx.h: Likewise.
164 * config/sparc/pbd.h: Likewise.
165 * config/sparc/sol2-sld-64.h: Likewise.
166 * config/sparc/sol2.h: Likewise.
167 * config/sparc/sparc.c: Likewise.
168 * config/sparc/sparc.h: Likewise.
169 * config/sparc/sparc.md: Likewise.
170 * config/sparc/sunos4.h: Likewise.
171 * config/sparc/vxsim.h: Likewise.
172 * config/sparc/vxsparc.h: Likewise.
173 * config/sparc/vxsparc64.h: Likewise.
175 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
177 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
178 reference to CONST_DOUBLE_MEM in comment.
179 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
180 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
181 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
182 * function.c (pop_function_context_from): Don't call
183 restore_varasm_status.
184 * function.h (restore_varasm_status): Delete declaration.
185 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
187 * rtl.def (CONST_DOUBLE): Update comment.
188 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
189 (CONST_DOUBLE_CHAIN): Likewise.
190 (CONST_DOUBLE_MEM): Delete.
191 (gen_rtx_CONST_DOUBLE): Update parameters.
192 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
193 Remove reference to CONST_DOUBLE_MEM.
194 (const_alias_set): New variable.
195 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
196 (immed_real_const_1): Adjust tests for 0, 1, and 2.
197 Don't set CONST_DOUBLE_MEM.
198 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
199 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
200 Put constant in const_alias_set.
201 (struct pool_constant): ALIGN now unsigned.
202 OFFSET now HOST_WIDE_INT.
204 (restore_varasm_status): Deleted.
205 (mark_pool_constant): Mark desc->rtl.
206 (force_const_mem): Rework to store rtl in hash table,
207 not CONST_DOUBLE_MEM.
208 Put constant in const_alias_set.
209 (find_pool_constant): Check desc->rtl.
210 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
211 (init_varasm_once): Initialize const_alias_set.
213 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
216 * reload.c (combine_reloads): Don't combine an output reload if there
217 are other reloads around for part of the output.
219 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
221 (set_mem_decl): New function.
222 * expr.h (set_mem_decl): New declaration.
223 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
224 (output_asm_operand_names): Add tab.
225 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
227 * builtins.c (get_memory_rtx): Properly set MEM alias set and
230 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
232 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
233 Use "invalid" instead of "illegal". Use @r in comments in
236 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
238 * c-decl.c (pushdecl): Move block inside if conditional to remove
239 possibility of a segfault. Lookup block-level extern
240 variables in enclosing scopes correctly.
242 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
244 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
246 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
247 SUBREG so we avoid SUBREGing memory.
249 * expmed.c (store_bit_field): Same.
251 2001-11-02 DJ Delorie <dj@redhat.com>
253 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
254 using FP registers for DImode mem-mem moves is acceptable.
256 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
258 * builtins.c (apply_args_size): Handle vector arguments.
259 (apply_result_size): Same.
261 * machmode.def: Set WIDER mode field for all vector entries.
263 2001-11-02 Graham Stott <grahams@redhat.com>
265 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
267 2001-11-01 Eric Christopher <echristo@redhat.com>
269 * config.gcc: Revert part of earlier patch.
270 * config/mips/linux.h: Ditto.
271 * df.c: Include tm_p.h to avoid warnings.
272 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
274 * config/mips/mips.c: Define mips_abi regardless.
275 (mips_output_function_prologues): Add long casts for .frame
277 (override_options): Allow use of ABI_32.
279 2001-11-01 Kazu Hirata <kazu@hxi.com>
281 * config/m68hc11/m68hc11.c: Fix comment formatting.
282 * config/m68hc11/m68hc11.h: Likewise.
283 * config/m68hc11/m68hc11.md: Likewise.
285 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
287 * c-typeck.c (default_conversion): Retain the original expression
289 * gcc.dg/Wparentheses.c: New tests.
291 2001-11-01 David S. Miller <davem@redhat.com>
293 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
294 64-bit Sparc description more in line with reality.
296 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
298 * Makefile.in (GCOV_OBJS): Add version.o.
299 * gcov.c: Include "version.h" and <getopt.h>.
300 (gcov_version_string): Remove.
301 (print_usage): Take a parameter to determine whether this is a
302 call from --help or an error message. Give fuller output that
303 follows the GNU Coding Standards for --help.
304 (print_version): New function.
306 (process_args): Use getopt_long. Support long options. Follow
307 GNU Coding Standards for --help and --version.
308 * doc/gcov.texi: Document long options.
309 Addresses part of PR other/704.
311 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
313 * pa.c (output_move_double): Fix typo in double load.
315 2001-11-01 Kazu Hirata <kazu@hxi.com>
317 * config/h8300/h8300.c (h8300_encode_label): Compute a string
318 before passing it to ggc_alloc_string.
320 2001-11-01 Kazu Hirata <kazu@hxi.com>
322 * config/m68k/3b1.h: Fix comment formatting.
323 * config/m68k/3b1g.h: Likewise.
324 * config/m68k/a-ux.h: Likewise.
325 * config/m68k/amix.h: Likewise.
326 * config/m68k/apollo68.h: Likewise.
327 * config/m68k/atari.h: Likewise.
328 * config/m68k/aux-exit.c: Likewise.
329 * config/m68k/ccur-GAS.h: Likewise.
330 * config/m68k/crds.h: Likewise.
331 * config/m68k/dpx2.h: Likewise.
332 * config/m68k/dpx2g.h: Likewise.
333 * config/m68k/hp310.h: Likewise.
334 * config/m68k/hp320.h: Likewise.
335 * config/m68k/isi.h: Likewise.
336 * config/m68k/linux.h: Likewise.
337 * config/m68k/lynx.h: Likewise.
338 * config/m68k/m68k-psos.h: Likewise.
339 * config/m68k/m68k.c: Likewise.
340 * config/m68k/m68k.h: Likewise.
341 * config/m68k/m68k.md: Likewise.
342 * config/m68k/m68kelf.h: Likewise.
343 * config/m68k/m68kv4.h: Likewise.
344 * config/m68k/mot3300.h: Likewise.
345 * config/m68k/news.h: Likewise.
346 * config/m68k/next.h: Likewise.
347 * config/m68k/pbb.h: Likewise.
348 * config/m68k/plexus.h: Likewise.
349 * config/m68k/sgs.h: Likewise.
350 * config/m68k/sun3.h: Likewise.
351 * config/m68k/tower.h: Likewise.
352 * config/m68k/vxm68k.h: Likewise.
354 2001-10-31 DJ Delorie <dj@redhat.com>
356 * config/mips/mips.h (mips_cache_flush_func): Prototype.
357 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
358 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
359 * config/mips/mips.c (mips_cache_flush_func): New.
360 * doc/invoke.texi: Document the new options.
362 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
364 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
365 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
367 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
369 * config/cris/cris.c: Include output.h after tree.h but before
372 2001-10-31 Zack Weinberg <zack@codesourcery.com>
374 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
375 (INTL_SUBDIRS): Just intl.
376 (.SUFFIXES): Add .gmo .po .pox.
377 (native): Also depend on build-@POSUB@.
378 (intl.all, intl.install): Depend on config.h and things it includes.
379 (po-generated): New target; depend on c-parse.c and tradcif.c.
380 (install-normal): Also depend on install-@POSUB@.
381 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
382 (build-, install-, build-po, update-po, install-po,
383 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
385 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
386 * configure.in: Don't munge XGETTEXT. Don't generate
388 * configure: Regenerate.
391 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
392 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
394 2001-10-31 Kazu Hirata <kazu@hxi.com>
396 * config/h8300/h8300.md (two anonymous patterns): New.
398 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
400 * tree.h (tree_index): Add support for V16QI and V8HI.
401 (V8HI_type_node): New.
402 (V16QI_type_node): New.
404 * tree.c (build_common_tree_nodes_2): Same.
406 * c-common.c (type_for_mode): Same.
408 2001-10-31 Kazu Hirata <kazu@hxi.com>
410 * config/i386/att.h: Fix comment formatting.
411 * config/i386/beos-elf.h: Likewise.
412 * config/i386/bsd.h: Likewise.
413 * config/i386/bsd386.h: Likewise.
414 * config/i386/crtdll.h: Likewise.
415 * config/i386/cygwin.asm: Likewise.
416 * config/i386/cygwin.h: Likewise.
417 * config/i386/djgpp.h: Likewise.
418 * config/i386/freebsd-aout.h: Likewise.
419 * config/i386/freebsd.h: Likewise.
420 * config/i386/gas.h: Likewise.
421 * config/i386/i386-interix.h: Likewise.
422 * config/i386/i386-protos.h: Likewise.
423 * config/i386/i386.c: Likewise.
424 * config/i386/i386.h: Likewise.
425 * config/i386/i386.md: Likewise.
426 * config/i386/i386elf.h: Likewise.
427 * config/i386/interix.c: Likewise.
428 * config/i386/isc.h: Likewise.
429 * config/i386/isccoff.h: Likewise.
430 * config/i386/iscdbx.h: Likewise.
431 * config/i386/linux.h: Likewise.
432 * config/i386/lynx.h: Likewise.
433 * config/i386/mingw32.h: Likewise.
434 * config/i386/netbsd-elf.h: Likewise.
435 * config/i386/next.h: Likewise.
436 * config/i386/osf1elf.h: Likewise.
437 * config/i386/osfrose.h: Likewise.
438 * config/i386/sco5.h: Likewise.
439 * config/i386/seq-gas.h: Likewise.
440 * config/i386/seq-sysv3.h: Likewise.
441 * config/i386/sequent.h: Likewise.
442 * config/i386/sol2.h: Likewise.
443 * config/i386/sun386.h: Likewise.
444 * config/i386/uwin.asm: Likewise.
445 * config/i386/uwin.h: Likewise.
446 * config/i386/vxi386.h: Likewise.
447 * config/i386/win32.h: Likewise.
448 * config/i386/winnt.c: Likewise.
449 * config/i386/xm-cygwin.h: Likewise.
450 * config/i386/xm-mingw32.h: Likewise.
452 2001-10-31 Kazu Hirata <kazu@hxi.com>
454 * builtins.def: Fix comment typos.
455 * config/alpha.c: Likewise.
456 * config/arm/arm.c: Likewise.
457 * config/avr/avr.h: Likewise.
458 * config/d30v/d30v.c: Likewise.
459 * config/d30v/d30v.h: Likewise.
460 * config/d30v/d30v.md: Likewise.
461 * config/dsp16xx/dsp16xx.c: Likewise.
462 * config/fr30/fr30.c: Likewise.
463 * config/fr30/fr30.md: Likewise.
464 * config/i386/i386.c: Likewise.
465 * config/i860/i860.c: Likewise.
466 * config/i960/i960.c: Likewise.
467 * config/ia64/ia64.c: Likewise.
468 * config/mips/mips.c: Likewise.
469 * config/pa/pa.c: Likewise.
470 * config/rs6000/rs6000.c: Likewise.
471 * config/s390/s390.c: Likewise.
472 * config/sparc/sparc.c: Likewise.
474 2001-10-30 Kazu Hirata <kazu@hxi.com>
476 * config/mips/elf.h: Fix comment formatting.
477 * config/mips/elf64.h: Likewise.
478 * config/mips/iris5.h: Likewise.
479 * config/mips/iris5gas.h: Likewise.
480 * config/mips/iris6.h: Likewise.
481 * config/mips/isa3264.h: Likewise.
482 * config/mips/linux.h: Likewise.
483 * config/mips/mips.c: Likewise.
484 * config/mips/mips.h: Likewise.
485 * config/mips/mips.md: Likewise.
486 * config/mips/mips16.S: Likewise.
487 * config/mips/netbsd.h: Likewise.
488 * config/mips/osfrose.h: Likewise.
489 * config/mips/r3900.h: Likewise.
490 * config/mips/sni-svr4.h: Likewise.
491 * config/mips/svr4-t.h: Likewise.
492 * config/mips/ultrix.h: Likewise.
494 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
496 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
497 when we update head->current.
499 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
501 * tree.c (id_string_size): Remove.
502 (dump_tree_statistics): Update.
503 * toplev.c (compile_file): If dumping stats, dump tree stats too.
505 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
507 * sched-rgn.c (schedule_insns): Fix comment.
509 2001-10-30 Zack Weinberg <zack@codesourcery.com>
511 * configure.in: Correct previous change: don't assume that
512 gas's version number _isn't_ the last thing on the line, or
513 isn't the only number on the line, either.
514 * configure: Regenerate.
516 2001-10-30 Kazu Hirata <kazu@hxi.com>
518 * cfgcleanup.c: Fix a comment typo.
520 2001-10-30 Kazu Hirata <kazu@hxi.com>
522 * alias.c: Fix comment formatting.
524 * config/cris/cris.c: Likewise.
525 * config/cris/cris.h: Likewise.
526 * config/i960/i960.c: Likewise.
527 * config/i960/i960.h: Likewise.
529 2001-10-30 Kazu Hirata <kazu@hxi.com>
531 * config/arm/arm.c: Fix a comment typo.
532 * config/arm/arm.h: Likewise.
533 * config/ia64/ia64.c: Likewise.
535 2001-10-30 Jakub Jelinek <jakub@redhat.com>
537 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
538 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
539 * rtl.h (set_unique_reg_note): Change return value.
540 * gcse.c (try_replace_reg): Use set_unique_reg_note.
541 * cse.c (cse_insn): Likewise.
542 * expr.c (emit_move_insn): Likewise.
543 * explow.c (force_reg): Likewise.
544 * local-alloc (update_equiv_regs): Likewise.
545 * loop.c (move_moveables, load_mems): Likewise.
546 * reload (find_reloads): Likewise.
548 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
551 * c-decl.c (parmlist_tags_warning, start_struct,
552 check_for_loop_decls): Separate messages for struct, union and
553 enum cases to allow for languages in which they have different
555 * c-format.c (scanf_flag_specs): Separate short and long name of
556 the assignment suppression feature.
557 (check_format_types): Localize "pointer" and "different types"
559 * c-lex.c (lex_number): Localize "an unsigned long int" and
561 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
563 * c-typeck.c (build_unary_up): Separate messages for increment and
564 decrement cases to allow for languages in which they use different
565 articles. Localize the strings "increment" and "decrement" in one
568 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
570 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
571 when no changes has been made.
573 * gcse.c (reg_set_bitmap): Turn into reg_set.
574 (modify_mem_list_set, canon_modify_mem_list_set)
575 (clear_modify_mem_tables, free_modify_mem_tables): New.
576 (gcse_main); Use free_modify_mem_tables.
577 (free_gcse_mem): Likewise; free the bitmaps.
578 (alloc_gcse_main): Initialize the bitmaps.
579 (canon_list_insert): Set canon_modify_mem_list_set.
580 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
581 (compute_hash_table): Use clear_modify_mem_tables.
582 (reset_opr_set_tables): Likewise.
583 (oprs_not_set_p): reg_set_bitmap is regset.
584 (mark_set, mark_clobber): Likewise.
586 * df.h (DF_EQUIV_NOTES): New constant.
587 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
590 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
591 (init_regions, schedule_insns): Conditionalize the checking
592 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
594 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
596 * i386.md (movti_rex64 splitter): Fix condition.
598 2001-10-29 Zack Weinberg <zack@codesourcery.com>
600 * configure.in: Do not assume that gas's version number is the
601 last thing on the first line of as --version output.
602 * configure: Regenerate.
604 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
605 MT_WARNING, MT_ERROR, MT_FATAL.
606 (main): Call gcc_init_libintl.
607 (v_message): Call gettext on msgid and "warning: "
608 * tradcif.y: Include intl.h.
609 (yyerror): Make parameter definition consistent with
610 prototype. Call gettext on msgid argument.
612 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
614 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
617 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
619 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
621 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
622 before referencing it.
624 2001-10-26 DJ Delorie <dj@redhat.com>
626 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
627 override -G, and force -G0.
629 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
631 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
632 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
633 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
634 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
636 * loop.h (struct induction): Rename ext_dependant to
638 * loop.c: Change all uses.
639 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
641 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
643 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
645 * c-parse.in (expr_no_commas, primary), c-typeck.c
646 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
648 2001-10-29 David Edelsohn <edelsohn@gnu.org>
650 Undo assemble_name change in earlier patch.
652 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
654 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
655 determining the type of the receiver, do not check that TREE_CODE
656 of receiver is CALL_EXPR before calling receiver_is_class_object().
657 (receiver_is_class_object): For the GNU runtime: recognize
658 the case that the receiver is self in a class method context.
659 Check that TREE_CODE of receiver is CALL_EXPR when checking that
660 the receiver is a call to objc_get_class.
662 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
664 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
666 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
668 * Makefile.in (OBJS): Put all files in alphabetical order.
670 * dwarf2out.c (add_const_value_attribute): Fix error in last
673 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
675 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
676 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
678 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
679 (life_analysis): call purge_all_dead_edges after deleting noops.
680 (delete_noop_move): Do not purge CFG.
681 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
683 2001-10-28 David Edelsohn <edelsohn@gnu.org>
685 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
686 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
687 (ASM_GLOBALIZE_LABEL): Use assemble_name.
688 (ASM_OUTPUT_COMMON): Likewise.
689 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
690 (rs6000_output_function_epilogue): Likewise.
691 (output_mi_thunk): Fix typo.
692 (rs6000_output_symbol_ref): Use assemble_name.
693 (output_toc): Likewise.
694 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
695 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
696 assemble_name calls STRIP_NAME_ENCODING.
697 (ASM_OUTPUT_LABEL): Use assemble_name.
698 (ASM_GLOBALIZE_LABEL): Likewise.
699 (ASM_DECLARE_FUNCTION_NAME): Likewise.
700 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
701 (ASM_OUTPUT_LOCAL): Likewise.
703 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
705 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
706 (expand_builtin_apply, expand_builtin_return): Likewise.
707 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
709 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
711 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
712 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
713 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
714 configure, configure.in, except.c, except.h, flow.c, function.c,
715 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
716 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
717 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
718 unroll.c: Fix spelling errors.
720 * doc/extend.texi, doc/invoke.texi: Fix spelling.
722 * doc/gcc.texi: Document use of "dependent" and American spelling.
724 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
726 * expr.c (emit_group_load): Support CONCATs by storing them to memory
729 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
731 * expr.c (store_constructor_field): Only call adjust_address on MEM.
733 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
735 * genrecog.c (write_switch): Output if before switch for
736 DT_elt_zero_wide_safe.
738 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
740 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
741 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
742 (FUNCTION_PROFILER): Const-ify.
743 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
744 (eliminate_constant_term, assemble_name, output_addr_const):
746 (ptr_half_pic_address_p, half_pic_hash): Prototype.
747 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
748 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
749 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
750 (half_pic_declare, half_pic_external): Const-ify.
751 * toplev.c: Include "halfpic.h".
753 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
755 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
756 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
757 config/i386/i386.c, config/i386/i386-interix.h,
758 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
759 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
760 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
761 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
762 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
763 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
764 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
767 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
768 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
769 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
770 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
771 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
772 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
773 system.h, toplev.c: Fix spelling errors.
775 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
777 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
779 * dwarf2out.c (reg_number): Abort if pseudo.
780 (reg_loc_descriptor): Return 0 if pseudo.
781 (is_based_loc): Return 0 if pseudo.
782 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
784 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
785 (loc_descriptor): Return 0 if can't find location and handle 0
786 return from recursive calls.
787 (loc_descriptor_from_tree): Likewise.
788 Fix handling of indirect.
789 Also return 0 for PLACEHOLDER_EXPR.
790 Clean up COMPONENT_REF cases.
791 (add_AT_location_descriptor): Simplify, but handle 0 return from
793 (add_const_value_attribute): Avoid shift count warning.
794 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
795 Set comp_unit_die as context if not in function.
797 * config/mips/mips-protos.h: Break up long lines.
798 Remove needless #ifdef/#endif blocks.
799 Don't declare functions declared in file made by genpreds or recog.h.
800 * config/mips/mips.c (mips_output_function_prologue): TSIZE
801 is now HOST_WIDE_INT; delete unneeded casts.
802 * config/mips/mips.h: Don't use #elif.
804 * expr.c (stor_constructor_field): Always call adjust_address.
805 Copy TARGET before changing its alias set.
806 (store_field): Likewise, for TO_RTX.
807 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
809 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
810 (find_placeholder): Return 0 if can't find object.
811 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
814 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
816 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
818 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
820 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
821 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
822 (merge_blocks): Properly udpate life after making edge nonfallthru.
823 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
825 2001-10-26 Kazu Hirata <kazu@hxi.com>
827 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
829 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
831 * c-typeck.c (convert_arguments): When comparing for enumeral
832 type equality, use TYPE_MAIN_VARIANT.
833 * gcc.dg/Wconversion.c: New tests.
835 2001-10-26 Kazu Hirata <kazu@hxi.com>
837 * s390/s390.c: Fix comment typos.
838 * s390/s390.h: Likewise.
839 * s390/s390.md: Likewise.
841 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
843 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
844 (walk_tree): Use it for tail calls where appropriate.
846 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
848 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
849 non-local label_refs.
851 2001-10-26 Kazu Hirata <kazu@hxi.com>
853 * config/h8300/h8300.md (4 anonymous patterns): New.
855 2001-10-26 Kazu Hirata <kazu@hxi.com>
857 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
858 algorithm through the shift_info structure.
859 (emit_a_shift): Update the use of get_shift_alg.
861 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
863 * sched-rgn.c: Remove bitset typedef.
864 Change bitset to sbitmap in prototypes / variable types.
868 s/BITSET_ADD/SET_BIT/g
869 s/BITSET_INVERT/sbitmap_ones/g
870 s/BITSET_INTER/sbitmap_a_and_b/g
871 s/BITSET_UNION/sbitmap_a_or_b/g
872 s/BITSET_DIFFER/sbitmap_difference/g
873 s/bitset_member/TEST_BIT/g
875 (bitset_member): Removed.
876 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
877 EXECUTE_IF_SET_IN_SBITMAP.
878 (split_edges): Rewrite, use sbitmap functions instead of bitset
880 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
882 2001-10-26 Andreas Schwab <schwab@suse.de>
884 * reload1.c (emit_input_reload_insns): Fix parens in last
885 (undocumented) change that was supposed to change only whitespace.
887 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
889 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
891 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
894 2001-10-26 Andreas Jaeger <aj@suse.de>
896 * flow.c (clear_log_links): Remove unused variable.
897 * cfgcleanup.c (cleanup_cfg): Likewise.
899 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
901 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
902 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
904 2001-10-26 Richard Henderson <rth@redhat.com>
906 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
907 rename PV_REG to R27_REG.
908 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
909 (REG_CLASS_FROM_LETTER): Update.
910 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
911 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
912 (udivsi3, modsi3, umodsi3): Likewise.
913 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
915 2001-10-26 Richard Henderson <rth@redhat.com>
917 * cfg.c (clear_aux_for_blocks): Split out of ...
918 (free_aux_for_blocks): here.
919 (clear_aux_for_edges): Split from ...
920 (free_aux_for_edges): here.
921 * basic-block.h: Declare them.
922 * lcm.c (compute_antinout_edge): Use them.
923 (compute_laterin, compute_available, compute_nearerout): Likewise.
924 (optimize_mode_switching): Likewise.
926 2001-10-26 Richard Henderson <rth@redhat.com>
928 * Makefile.in (unstage*): Remove as, ld, collect-ld before
929 moving everything back to the main build directory.
931 2001-10-26 Christopher Faylor <cgf@redhat.com>
933 * config/i386/cygwin.h: Search target specfic include directory, if
936 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
938 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
939 of macro guards. Fix #endif comment.
941 * output.h (default_exception_section, default_eh_frame_section):
942 Move prototypes outside of macro guard.
944 * crtstuff.c: Fix #endif comment.
946 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
948 * doc/md.texi (movMM): Clarify semantics of storing into a
949 non-paradoxical SUBREG.
951 2001-10-25 Zack Weinberg <zack@codesourcery.com>
953 * langhooks.c (lang_hook_default_clear_binding_stack): New.
954 (lang_hook_default_get_alias_set): Move next to other alias
956 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
957 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
958 (LANG_HOOKS_INITIALIZER): Add it.
959 * toplev.h (struct lang_hooks): Add clear_binding_stack.
960 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
961 instead of a loop calling poplevel.
963 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
965 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
966 occurrences of #elif with #if...#endif.
968 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
970 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
972 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
974 * alias.c (can_address_p): No longer static.
975 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
976 Return 0 if all parameters are default values.
977 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
978 (adjust_address_1): Try harder to compute a size.
979 * expr.c (expand_assignment, store_constructor): If can't address,
980 set MEM_KEEP_ALIAS_SET_P.
981 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
982 (store_field): Likewise.
983 (store_constructor): Simplify call to store_constructor_field.
984 * expr.h (can_address_p): New declaration.
985 * gensupport.c (gen_rtx_CONST_INT): New function.
986 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
987 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
988 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
990 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
992 2001-10-24 Christopher Faylor <cgf@redhat.com>
994 * config/i386/cygwin.h: Use proper path for mingw crt files when
997 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
999 * dwarf2out.c (file_info_cmp): Always return consistent results.
1001 2001-10-24 Roger Sayle <roger@eyesopen.com>
1003 * stmt.c (expand_end_case): Index jumptables from zero for
1004 suitably small values of minval.
1006 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1008 * stor-layout.c (place_union_field): If any field was aligned with
1009 attribute aligned, set record type's TYPE_USER_ALIGN.
1010 (place_field): Likewise.
1011 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1012 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1014 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1016 * c-common.h (struct c_common_identifier): Remove rid_code field.
1017 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1019 * c-typeck.c (constructor_designated): New local flag.
1020 (struct constructor_stack): Add "designated" field to match.
1021 (start_init): Clear it.
1022 (really_start_incremental_init, push_init_level): Push and
1024 (pop_init_level): Pop it.
1025 (set_designator): Set it.
1027 (pop_init_level): Suppress "missing initializer" warnings if
1028 constructor_designated is true.
1029 (process_init_element): Suppress warning about union
1030 initialization under traditional C, if constructor_designated
1033 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1035 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1038 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1040 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1042 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1044 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1045 the node was already a set to a constant.
1047 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1049 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1050 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1052 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1054 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1055 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1056 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1057 * s390.c (s390_final_chunkify): Don't use string concatenation.
1058 (s390_function_prologue, s390_function_epilogue): Const-ify.
1059 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1061 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1063 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1066 2001-10-23 Stan Shebs <shebs@apple.com>
1068 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1069 -traditional-cpp in first-stage compilation.
1071 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1073 * gensupport.c (target_flags): Add.
1075 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1077 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1079 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1080 * except.c (expand_builtin_frob_return_addr): Likewise.
1081 (expand_builtin_eh_return): Likewise.
1082 * stmt.c (expand_computed_goto): Likewise.
1083 * explow.c (memory_address): Likewise.
1084 (allocate_dynamic_stack_space): Clean up predicate testing.
1085 (probe_stack_range): Convert SIZE to Pmode.
1086 * calls.c (rtx_for_function_call): Only call convert_memory_address
1088 Pass function call operand as ptr_mode, not Pmode.
1089 * expr.c (expand_assignment): Clean up calls to convert_memory
1090 address by only doing so when needed and making offsets Pmode.
1091 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1092 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1093 is in Pmode, not ptr_mode.
1095 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1097 * darwin-protos.h (constructor_section, destructor_section,
1098 mod_init_section, mod_term_section): Prototype.
1099 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1101 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1103 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1104 objc_section_init declaration.
1105 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1106 (objc_section_init, try_section_alias): Make static.
1107 (alias_section): Make static and hide unused function.
1108 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1110 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1112 * alias.c (can_address_p): Compnonents are not addressable if
1113 the containing type has alias set 0.
1114 (get_alias_set): Rework to use STRIP_NOPS.
1115 Only call front-end routine on object, type, or object with
1116 NOPs stripped, not inner values.
1117 Use language hook to call front-end routine.
1118 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1119 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1120 Don't pass alignment to emit_block_move.
1121 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1122 (expand_builtin_memset): Likewise, but for clear_storage.
1123 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1124 and remove C++ specific parts.
1125 * c-common.h (c_common_get_alias_set): Add declaration.
1126 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1127 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1128 (save_fixed_argument_area): Call set_mem_align.
1129 Remove alignment in call to emit_block_move.
1130 (emit_library_call_value_1, store_one_arg): Likewise.
1131 (target_for_arg): Remove; disabled long ago.
1132 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1133 once and similar cleanups.
1134 (offset_address): Use proper introductory comment.
1135 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1136 from explicit operand; all callers changed.
1137 (clear_storage): Likewise.
1138 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1139 (store_field): Remove kludge on alias set used for to_rtx.
1140 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1141 (expand_expr_unaligned): Call set_mem_attributes instead of
1143 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1144 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1145 (expand_function_end): Track MEM attributes of trampolines.
1146 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1147 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1148 attributes from original.
1149 * langhooks.c (lang_hook_default_get_alias_set): New function.
1150 (hook_get_alias_set_0): New function.
1151 * langhooks.h (hook_get_alias_set_0): New declaration.
1152 (lang_hook_default_get_alias_set): Likewise.
1153 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1154 * reload1.c (alter_reg): Use adjust_address_nv.
1155 * rtl.c (get_mode_alignment): Moved to here.
1156 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1157 change default if unknown from 1 to BITS_PER_UNIT.
1158 * stor-layout.c (get_mode_alignment): Remove from here.
1159 * toplev.h (struct lang_hoks): Add get_alias_set field.
1160 * tree.h (lang_get_alias_set): Delete declaration.
1161 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1162 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1163 (ix86_va_arg): Likewise.
1164 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1165 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1166 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1167 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1168 (expand_block_move_mem): Remove dead code.
1170 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1172 * c-common.c (warn_div_by_zero): New.
1173 * c-common.h (warn_div_by_zero): New.
1174 * c-decl.c (c_decode_option): Take it on the command line.
1175 * c-typeck.c (build_binary_op): Warn about division by zero.
1176 * doc/invoke.texi: Document the new command line option, fix
1177 documentation of -Wmultichar.
1178 * testsuite/gcc.dg/divbyzero.c: New tests.
1179 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1181 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1183 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1185 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1186 to avoid update_life_info call.
1187 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1188 * cfgcleanup.c (bb_flags): New enum.
1189 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1190 (notice_new_block, update_forwarder_flag): New functions.
1191 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1192 (try_forward_edges): Likewise; update flags.
1193 (merge_blocks): Likewise.
1194 (outgoing_edges_match): Likewise.
1195 (try_crossjump_to_edge): Likewise.
1196 (try_optimize_cfg): Likewise; initialize and clear the flags;
1197 recompute life info if needed.
1198 (cleanup_cfg): No need to clear aux pointers.
1200 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1202 * config/i386/i386.c (override_options): Default to minimum
1203 stack alignment when optimizing for code size.
1204 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1207 * config/i386/i386.c (override_options): Set upper limit of
1208 -mpreferred-stack-boundary to 12.
1210 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1212 * recog.c (peephole2_optimize): Add default case to switch.
1214 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1216 * doc/gcc.texi (Sending Patches): Remove.
1218 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1220 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1221 fields when comparing.
1223 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1225 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1226 * arm.c (HOST_INT, HOST_UINT): Likewise.
1228 2001-10-22 Stan Shebs <shebs@apple.com>
1230 * config/darwin-protos.h (darwin_exception_section): Declare.
1231 (darwin_eh_frame_section): Declare.
1233 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1235 * i386.md (movti_rex64): Fix mode.
1237 2001-10-22 Stan Shebs <shebs@apple.com>
1239 * target.h (struct gcc_target): Add asm_out.exception_section,
1240 asm_out.eh_frame_section.
1241 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1242 (TARGET_ASM_EH_FRAME_SECTION): New.
1243 (TARGET_INITIALIZER): Update.
1244 * output.h (default_exception_section): Declare.
1245 (default_eh_frame_section): Declare.
1246 * dwarf2out.c: Include target.h.
1247 (output_call_frame_info): Call target hook for eh frames.
1248 (default_eh_frame_section): New function.
1249 * except.c: Include target.h.
1250 (output_function_exception_table): Call target hook for exception
1252 * varasm.c (default_exception_section): Rename from
1253 exception_section, remove EXCEPTION_SECTION macro.
1255 * config/darwin.h (darwin_eh_frame_section): New function.
1256 (EXCEPTION_SECTION): Remove.
1257 (TARGET_ASM_EXCEPTION_SECTION): Define.
1258 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1259 (nextstep_exception_section): New function.
1260 (nextstep_eh_frame_section): New function.
1261 (TARGET_ASM_EXCEPTION_SECTION): Define.
1262 (TARGET_ASM_EH_FRAME_SECTION): Define.
1264 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1265 (TARGET_ASM_EXCEPTION_SECTION): Define.
1266 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1267 (EXCEPTION_SECTION): Remove.
1268 (TARGET_ASM_EXCEPTION_SECTION): Define.
1269 * config/stormy16/stormy16.h: Remove comments referencing
1270 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1272 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1273 TARGET_ASM_EH_FRAME_SECTION.
1275 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1277 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1280 * c-format.c: Fix spelling typo in comment.
1282 * sched-int.h: Fix typo in GCC preamble.
1284 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1287 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1289 2001-10-22 Richard Henderson <rth@redhat.com>
1291 * config/i386/i386.c (ix86_expand_clear): New.
1292 * config/i386/i386-protos.h: Declare it.
1293 * config/i386/i386.md (setcc peep2s): Use it.
1294 (movsi_xor): Unexport.
1296 2001-10-22 Richard Henderson <rth@redhat.com>
1298 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1299 free_EXPR_LIST_list for LOG_LINKS.
1301 2001-10-21 Robert Lipe <robertlipe@usa.net>
1303 * config/i386/i386.c (sco_asm_named_section): Delete.
1304 (sco_asm_out_constructor): Delete.
1305 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1306 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1307 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1308 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1309 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1311 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1313 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1314 and/or fold extra calls into fewer ones.
1315 * collect2.c (dump_file): Likewise.
1316 * cppexp.c (parse_number): Likewise.
1317 * cpplex.c (_cpp_lex_direct): Likewise.
1318 * final.c (output_asm_insn, asm_fprintf): Likewise.
1319 * fix-header.c (inf_scan_ident, main): Likewise.
1320 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1322 * fold-const.c (real_hex_to_f): Likewise.
1323 * gen-protos.c (parse_fn_proto): Likewise.
1324 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1325 * genrecog.c (change_state, write_action): Likewise.
1326 * gensupport.c (shift_output_template): Likewise.
1327 * local-alloc.c (requires_inout): Likewise.
1328 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1329 * protoize.c (is_id_char, main): Likewise.
1330 * real.c (asctoeg): Likewise.
1331 * recog.c (asm_operand_ok): Likewise.
1332 * reload.c (find_reloads): Likewise.
1333 * scan.c (scan_identget_token): Likewise.
1334 * sched-vis.c (print_value): Likewise.
1335 * stringpool.c (ggc_alloc_string): Likewise.
1336 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1337 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1338 * tradcpp.c (rescan): Likewise.
1339 * tree.c (clean_symbol_name): Likewise.
1340 * varasm.c (decode_reg_name): Likewise.
1342 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1343 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1344 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1345 * m88k.c (output_ascii): Likewise.
1346 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1347 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1348 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1349 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1351 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1353 * langhooks.c (lang_hook_default_do_nothing,
1354 lang_hook_default_decode_option): New defaults.
1355 * langhooks.h: Make hooks unconditional and non-NULL.
1356 * toplev.c (compile_file, toplev_main): Update.
1357 * toplev.h: Update comments.
1358 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1360 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1362 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1364 * system.h (IN_RANGE): New macro.
1366 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1368 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1369 INTLDEPS variable, which does not include $LIBICONV.
1370 * Makefile.in: Use INTLDEPS in LIBDEPS.
1371 * configure: Regenerate.
1373 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1375 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1376 * cpplex.c (lex_percent, lex_dot): Remove.
1377 (get_effective_char, skip_block_comment, skip_line_comment,
1378 parse_identifier_slow, parse_number, parse_string, save_comment,
1379 _cpp_lex_direct): Update to do lookback freely.
1380 (IF_NEXT_IS, BACKUP): New macros.
1381 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1382 * cppmacro.c (paste_tokens): Update.
1384 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1386 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1388 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1390 * reload1.c (reload): Check CONSTANT_P before calling
1391 LEGITIMATE_PIC_OPERAND_P.
1392 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1393 workaround of 2001-10-13.
1395 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1397 * i386.c (split_di): Handle splitting of DFmode.
1399 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1401 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1402 (adjust_address_1, offset_address): Likewise.
1404 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1405 (output_asm_insn): Call it for each line output.
1406 Don't record an operand more than once.
1408 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1409 * main.c: Include config.h and system.h, but not ansidecl.h.
1410 * Makefile.in (main.o): Update accordingly.
1412 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1414 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1416 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1418 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1419 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1421 (find_sub_basic_blocks): ... here;
1422 (find_many_sub_basic_blocks): New.
1423 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1425 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1427 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1429 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1431 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1432 * flow.c (update_life_info): Measure time.
1433 * c-decl.c: Include timevar.h
1434 (c_expand_body): Measure time.
1435 * toplev.c (rest_of_compilation): Measure time of mode switching
1437 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1439 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1440 (lang_independent_options): Add asynchronous-unwind-tables
1441 (toplev_main): flag_asynchronous_unwind_tables implies
1443 * flags.h (flag_asynchronous_unwind_tables): Declare.
1444 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1445 flag_asynchronous_unwind_tables.
1446 (output_call_frame_info): Likewise.
1447 * invoke.texi (-fasynchronous-unwind-tables): Document.
1448 * i386.c (optimization_options): Enable
1449 flag_asynchronous_unwind_tables.
1451 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1452 * i386.md (s* expanders): Destination is QImode.
1454 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1455 * rtl.h (clear_log_links): Kill.
1456 * flow.c (clear_log_links): Make static; accept blocks parameter;
1457 do no clear life info.
1458 (update_life_info): Call clear_log_links.
1460 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1462 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1464 * cpplex.c (handle_newline, skip_escaped_newlines,
1465 get_effective_char, skip_block_comment, skip_line_comment,
1466 parse_identifier_slow, parse_number, parse_string,
1467 _cpp_lex_direct): Update to do more stepping back.
1468 (trigraph_ok): Similarly. Rename trigraph_p.
1469 (SAVE_STATE, RESTORE_STATE): Remove.
1470 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1472 * cpplib.c (destringize): Rename destringize_and_run, and
1473 call run_directive directly.
1474 (_cpp_do__Pragma): Simplify.
1476 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1478 * pe.c (arm_pe_unique_section): Const-ify.
1479 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1480 (switch_to_section): Add static prototype.
1482 * output.h (drectve_section): Prototype.
1484 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1486 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1487 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1488 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1489 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1490 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1491 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1492 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1493 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1494 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1495 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1496 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1497 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1498 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1499 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1500 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1501 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1502 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1503 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1504 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1505 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1506 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1507 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1508 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1509 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1510 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
1511 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
1512 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
1513 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
1514 v850-*-*): Delete superflous ${cpu_type} setting.
1515 * config/linux.h: Delete svr4.h include.
1516 (SET_ASM_OP): Delete.
1517 * config/netware.h (INT_ASM_OP): Undef before define.
1518 * config/ptx4.h: Delete elfos.h include.
1519 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
1520 * config/svr4.h: Delete elfos.h include. Update commentary.
1521 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
1522 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
1523 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
1524 config/v850/v850.h: Delete svr4.h include.
1525 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
1526 config/m68k/m68kv4.h, config/m88k/sysv4.h,
1527 config/sparc/sysv4.h: Update includes.
1528 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
1529 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
1530 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
1531 config/m88k/dguxbcs.h: Delete includes.
1532 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
1533 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
1534 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
1536 * config/m88k/dgux.h: Delete include.
1537 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
1539 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
1540 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
1541 * config/sh/elf.h: Update include.
1542 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
1543 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
1545 2001-10-19 Catherine Moore <clm@redhat.com>
1547 * config/stormy16/stormy-abi: Updates to varargs descriptions.
1548 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
1549 base and count fields.
1550 (stormy16_expand_builtin_va_start): last_reg_count changed to
1551 size_of_reg_args. Use count + size in first comparison.
1553 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1555 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
1556 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
1557 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
1558 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
1559 Set alignment from type if INDIRECT_REF.
1560 (adjust_address_1, offset_address): Simplify alignment compuitation.
1561 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
1562 here; done by set_mem_attributes.
1564 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1566 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
1567 * arm-protos.h (rdata_section, zero_init_section, common_section):
1569 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
1570 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
1571 traditional mode stringification.
1572 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
1573 in macros controling its use.
1574 * rtlanal.c: Include tm_p.h.
1575 * varasm.c (asm_output_aligned_bss): Mark parameter with
1577 (assemble_constant_align, assemble_start_function, assemble_align,
1578 assemble_variable, assemble_trampoline_template,
1579 output_constant_def_contents): Wrap potentially empty if-stmt body
1582 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1584 * a29k-protos.h (literal_section): Prototype.
1585 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
1586 * a29k.md: Ensure function pointers are prototyped.
1587 * genattrtab.c (write_eligible_delay): Mark parameter with
1590 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1592 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1593 * 1750a.c (print_operand): Fix format specifier warning.
1594 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
1595 * 1750a.md: Likewise.
1596 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
1597 * genemit.c (output_add_clobbers): Mark parameter with
1599 * genrecog.c (write_subroutine): Likewise.
1600 * integrate.c (expand_inline_function): Delete unused variable.
1601 * varasm.c (remove_from_pending_weak_list): Wrap with
1604 2001-10-19 Jakub Jelinek <jakub@redhat.com>
1606 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
1607 field is different to previous argument's neg field.
1609 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
1611 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1613 * final.c (get_decl_from_op): New function.
1614 (output_asm_insn): Call it; write "*" when item with decl is address.
1616 2001-10-19 Janis Johnson <janis187@us.ibm.com>
1618 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
1619 about 64-bit support from the 3.0_branch version.
1621 2001-10-19 Zack Weinberg <zack@codesourcery.com>
1623 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
1624 USE_INCLUDED_LIBINTL when appropriate.
1625 * configure, config.in: Regenerate.
1626 * Makefile.in (datadir): Set to @datadir@.
1627 (intl.o): Also depend on $(CONFIG_H) and system.h.
1629 * intl.c: Factor out common gettext initialization sequence.
1630 (gcc_init_libintl): New function.
1631 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
1632 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
1633 off NLS. Add multiple include guard. No need to #ifdef-guard
1634 an #undef. Prototype gcc_init_libintl here.
1636 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
1637 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
1638 Use gcc_init_libintl.
1640 2001-10-19 Catherine Moore <clm@redhat.com>
1642 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
1644 * config/stormy16/stormy16.c (stormy16_split_move): Make
1645 sure that REG_INC notes are present for auto_inc operands.
1647 2001-10-19 Andreas Jaeger <aj@suse.de>
1649 * configure: Regenerated.
1650 * configure.in: Add x86_64 to switch statements.
1652 2001-10-18 Richard Henderson <rth@redhat.com>
1654 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1655 address into $27 explicitly.
1656 (sibcall_value_osf_1): Likewise.
1658 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1660 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1661 (offset_address): New function.
1662 (free_emit_status): Free regno_decl.
1663 (init_emit): Pass proper number of elements to xcalloc.
1664 Allocate regno_decl.
1665 (mark_emit_status): Mark regno_decl values.
1666 * expr.c (highest_pow2_factor): New function.
1667 (expand_assigment): Use it and offset_address.
1668 Properly handle ptr_mode vs. Pmode in offset calculation.
1669 (store_constructor, expand_expr_unaligned): Likewise.
1670 (expand_expr, case COMPONENT_EXPR): Likewise.
1671 * expr.h (offset_address): New decl.
1672 * function.h (struct emit_status): Add regno_decl.
1673 (REGNO_DECL): New macro.
1674 * final.c (output_asm_name): Move in file and don't conditionalize
1675 on flag_print_asm_name.
1676 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1677 Output names of operands, if known.
1678 * function.c (assign_parms): Set REGNO_DECL.
1679 * integrate.c (integrate_decl_tree): Likewise.
1680 * stmt.c (expand_decl): Likewise.
1681 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1683 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1685 * attribs.c (handle_noinline_attribute): New function.
1686 (handle_used_attribute): Likewise.
1687 (c_common_attribute_table): Added noinline and used.
1688 * doc/extend.texi (Function Attributes): Document them.
1689 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1690 Warn when merging inline with attribute noinline.
1691 (start_decl, start_function): Warn if inline and attribute
1692 noinline appear in the same declaration.
1694 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1696 * config.gcc: Update c4x and i370 for C front end-specific
1698 * config/c4x/c4x-c.c: New.
1699 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1700 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1702 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1703 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1705 (c4x_init_pragma): Remove.
1706 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1707 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1708 c4x_pr_ignored): Move to c4x-c.c.
1709 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1710 * config/c4x/t-c4x: Update.
1711 * config/i370/i370-c.c: New.
1712 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1713 (i370_pr_map): Move to i370-c.c.
1714 * config/i370/t-i370: New.
1716 * doc/tm.texi: Update.
1718 2001-10-17 Stan Shebs <shebs@apple.com>
1720 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1721 typo fixes throughout.
1722 (machopic_output_stub): Remove some dead code.
1724 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1726 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1729 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1731 * Makefile.in (print-rtl.o): Depend on TREE_H.
1732 * alias.c (get_alias_set): Make two passes over objects to first
1733 see if inner object is access via restricted pointer.
1734 Defer allocating alias set for restricted pointer until here.
1735 Call find_placeholder with second arg nonzero.
1737 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1738 set for restricted pointer types.
1739 * emit-rtl.c (set_mem_attributes): Set more attributes.
1740 (set_mem_align, change_address, adjust_address_1): New functions.
1741 (change_address_1): Now static.
1742 (adjust_address, adjust_address_nv): Deleted.
1743 (replace_equiv_address): Call change_address_1.
1744 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1745 (find_placeholder): Get starting point from PLIST arg.
1746 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1747 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1748 (adjust_address, adjust_address_nv): New macros.
1749 * print-rtl.c (tree.h): New include.
1750 (print_rtx, case MEM): Print all memory attributes.
1752 2001-10-17 Richard Henderson <rth@redhat.com>
1754 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1756 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1758 * c-tree.texi: Eliminate duplicated word.
1759 * cpp.texi: Likewise.
1760 * install.texi: Likewise.
1761 * invoke.texi: Likewise.
1762 * tm.texi: Likewise.
1764 2001-10-17 Michael Collison <collison@isisinc.net>
1766 * dsp16xx.c: Fix comment formatting to match GNU standards.
1767 (dsp16xx_output_function_prologue): Change type of 'size'
1768 parameter from 'int' to HOST_WIDE_INT.
1769 (dsp16xx_output_function_epilogue): Change type of 'size'
1770 parameter from 'int' to HOST_WIDE_INT.
1772 2001-10-16 Richard Henderson <rth@redhat.com>
1774 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1775 * configure, config.in: Rebuild.
1777 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1778 (ix86_output_addr_diff_elt): New.
1779 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1780 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1781 (JUMP_TABLES_IN_TEXT_SECTION): New.
1782 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1783 * config/i386/i386-protos.h: Update.
1785 * config/i386/386bsd.h, config/i386/beos-elf.h,
1786 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1787 config/i386/i386-interix.h, config/i386/i386elf.h,
1788 config/i386/linux.h, config/i386/netbsd-elf.h,
1789 config/i386/netbsd.h, config/i386/openbsd.h,
1790 config/i386/ptx4-i.h, config/i386/rtemself.h,
1791 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1792 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1794 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1796 * stmt.c (expand_asm_operands): Update commentary.
1798 2001-10-16 Stan Shebs <shebs@apple.com>
1800 * config/darwin.h (GCC_NAME): Remove, no longer used.
1801 (NO_MATH_LIBRARY): Ditto.
1802 (MATH_LIBRARY): Define to emptiness.
1803 (DWARF2_DEBUGGING_INFO): Define.
1804 (PREFERRED_DEBUGGING_TYPE): Define.
1805 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
1806 (EXCEPTION_SECTION): Define.
1807 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1808 * config/darwin.c (darwin_encode_section_info): Handle case of
1809 DECL_INITIAL being error_mark_node.
1811 2001-10-16 Richard Henderson <rth@redhat.com>
1813 * alpha.c (current_file_function_operand): Don't fail for profiling.
1814 (direct_call_operand): New.
1815 * alpha-protos.h: Declare it.
1816 * alpha.h (EXTRA_CONSTRAINT): Use it.
1817 (PREDICATE_CODES): Add it.
1818 (ASM_OUTPUT_MI_THUNK): Remove.
1819 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
1820 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
1822 2001-10-16 Krister Walfridsson <cato@df.lth.se>
1824 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
1825 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1827 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1829 * cfg.c (free_edge): Break out from ....
1830 (remove_edge): ... here.
1831 (clear_edges): Use free_edge.
1833 * att.h (ASM_QUAD): Add comment.
1834 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
1836 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
1838 * i386.c (split_ti): New function.
1839 (ix86_split_to_parts): Support TImodes.
1840 * i386.h (VALID_INT_MODE_P): Add TImode.
1841 * i386.md (movdi splitter): Fix.
1842 (movti): Support 64bit integer registers.
1843 (movti_rex64): New function and splitter.
1845 * i386.c (*_cost): Add movsx/movzx cost.
1846 * i386.h (struct processor_costs): Add movsx/movzx fields.
1847 (RTX_COSTS): Handle zero/sign extend + avoid believing that
1848 64bit operations require split on 64bit machine.
1849 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
1851 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
1852 (ix86_expand_move): Avoid pushes of memory if size does not match;
1853 move long constants to register.
1854 (x86_initialize_trampoline): Fix mode.
1855 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
1856 Use ASM_QUAD on 64bit.
1857 * i386.md (test pattern): Disallow impossible constants.
1858 (tablejump PIC expander): Fix emitting of sum.
1859 (movdicc_rex64): Rename to movdicc.
1860 * linux64.h (LINK_SPEC): Add missing '%'.
1862 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
1864 * tree-inline.c (inlinable_function_p): Leave it up to the
1865 front-end to turn -finline-functions into DECL_INLINE set for all
1868 2001-10-16 Stan Shebs <shebs@apple.com>
1870 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
1872 2001-10-16 Alan Modra <amodra@bigpond.net.au>
1874 * recog.c: Formatting and comment typo fixes.
1876 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
1877 version in single tree build.
1878 * configure: Regenerate.
1880 2001-10-15 David Edelsohn <edelsohn@gnu.org>
1882 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
1883 MODE arguments to gen_rtx and compare operand with const0_rtx.
1885 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1887 * system.h: Poison old unused target macros.
1888 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1889 * config/stormy16/stormy16.c: Update references to obsolete macros.
1890 * config/stormy16/stormy16.h: Similarly.
1891 * config/stormy16/stormy16.md: Similarly.
1892 * config/cris/cris.h: Similarly.
1894 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1896 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
1897 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
1898 cpp_register_pragma): Update accordingly.
1900 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
1902 * c-pragma.h (cpp_register_pragma_space): Remove.
1903 * cpplib.h (cpp_register_pragma_space): Remove.
1904 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
1905 (cpp_register_pragma_space): Remove.
1906 (cpp_register_pragma): Simplify using lookup_pragma_entry,
1908 (do_pragma): Similarly.
1909 (_cpp_init_internal_pragmas): Don't register namespaces.
1911 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
1912 Don't register namespaces.
1913 * cp/lex.c (init_cp_pragma): Similarly.
1914 * doc/tm.texi: Update.
1916 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
1919 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
1921 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
1923 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
1924 add scheduling support.
1925 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
1926 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
1927 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
1930 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
1932 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
1933 missing CONSTANT_P test in core GCC.
1935 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
1937 * cppmain.c (struct printer): New member source.
1938 (scan_translation_unit): Fix spacing at start of lines.
1939 (cb_line_change): Update.
1941 * gcc.dg/cpp/spacing2.c: New test.
1943 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
1945 * config/cris/arit.c: Use __builtin_labs, not abs.
1947 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
1949 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
1950 misplaced sprintf and fprintf argument.
1952 2001-10-12 Zack Weinberg <zack@codesourcery.com>
1954 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
1955 * configure.in, Makefile.in: Take out obsolete check-po logic.
1956 * configure, config.in: Regenerate.
1958 2001-10-12 Ziemowit Laski <zlaski@apple.com>
1960 * objc/objc-act.c (finish_objc): Correct precondition for emitting
1961 symtab declarations.
1963 2001-10-12 Stan Shebs <shebs@apple.com>
1965 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
1966 declarations of arguments and local variables.
1968 2001-10-12 Christopher Faylor <cgf@redhat.com>
1970 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
1971 ENDFILE_SPEC definition.
1973 2001-10-12 Kazu Hirata <kazu@hxi.com>
1975 * gthr-dce.h: Fix comment formatting.
1976 * gthr-posix.h: Likewise.
1977 * gthr-single.h: Likewise.
1978 * gthr-solaris.h: Likewise.
1979 * gthr-vxworks.h: Likewise.
1980 * gthr-win32.h: Likewise.
1982 2001-10-12 Jakub Jelinek <jakub@redhat.com>
1984 * final.c (output_asm_insn): Make sure assembly dialects are
1985 terminated, not nested. Output `|' and `}' characters if they
1986 don't appear inside assembly dialect selection.
1987 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
1988 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
1989 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
1990 strsetsi_rex_1): Add {} braces.
1992 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1994 * toplev.c (compile_file): Ignore return value from yyparse.
1995 Always pop any nested binding levels after yyparse returns.
1997 2001-10-11 Richard Henderson <rth@redhat.com>
1999 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2001 2001-10-11 Richard Henderson <rth@redhat.com>
2003 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2004 fall back to add_AT_long_long for large CONST_INT.
2006 2001-10-11 Richard Henderson <rth@redhat.com>
2008 * config/i386/i386.md (setcc splitters): Add four splitters to
2009 simplify compound compares that simplify_comparison can't handle.
2011 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2013 * cpplex.c (digraph_spellings, token_spellings): Make static.
2015 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2017 * unroll.c (loop_iterations): Fixup last patch.
2019 2001-10-11 Richard Henderson <rth@redhat.com>
2021 * rtl.h (REG_VTABLE_REF): New.
2022 * rtl.c (reg_note_name): Add it.
2023 * combine.c (distribute_notes): Handle it.
2024 * final.c (final_scan_insn): Handle it.
2025 * tree.def (VTABLE_REF): New.
2026 * expr.c (expand_expr): Handle it.
2027 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2028 * output.h: Declare them.
2030 2001-10-11 Richard Henderson <rth@redhat.com>
2032 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2035 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2037 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2038 available in 64-bit mode.
2040 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2042 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2043 cris-*-linux* cases.
2044 * config/cris/cris-protos.h: New file.
2045 * config/cris/cris.c: New file.
2046 * config/cris/cris.h: New file.
2047 * config/cris/cris.md: New file.
2048 * config/cris/linux.h: New file.
2049 * config/cris/aout.h: New file.
2050 * config/cris/arit.c: New file.
2051 * config/cris/cris_abi_symbol.c: New file.
2052 * config/cris/mulsi3.asm: New file.
2053 * config/cris/t-aout: New file.
2054 * config/cris/t-cris: New file.
2055 * config/cris/t-elfmulti: New file.
2056 * config/cris/t-linux: New file.
2057 * doc/invoke.texi: Add CRIS options.
2058 * doc/install.texi (Specific): Add blurb for CRIS.
2060 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2062 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2064 * config/float/i32.h: Likewise.
2065 * config/float-i386.h: Likewise.
2066 * config/float-i64.h: Likewise.
2067 * config/float-m68k.h: Likewise.
2068 * config/float-sh.h: Likewise.
2069 * config/float-sparc.h: Likewise.
2071 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2073 * doc/contrib.texi: Add note about CRIS port to my entry.
2075 2001-10-11 Kazu Hirata <kazu@hxi.com>
2077 * basic-block.h: Fix formatting.
2078 * bitmap.h: Likewise.
2079 * cpplib.h: Likewise.
2080 * c-tree.h: Likewise.
2081 * diagnostic.h: Likewise.
2082 * flags.h: Likewise.
2084 * longlong.h: Likewise.
2086 * reload.h: Likewise.
2090 2001-10-10 Richard Henderson <rth@redhat.com>
2092 * c-parse.in (asm_operand): Allow named operands.
2093 * genconfig.c (max_recog_operands): Set to 29.
2094 * local-alloc.c (requires_inout): Skip multiple digits.
2095 * recog.c (asm_operand_ok): Likewise.
2096 (preprocess_constraints): Use strtoul for matching constraints.
2097 (constrain_operands): Likewise.
2098 * regmove.c (find_matches): Likewise.
2099 * reload.c (find_reloads): Likewise.
2100 * stmt.c (parse_output_constraint): Don't reject in-out
2101 constraint on operands > 9. Reject '[' in constraint.
2102 (expand_asm_operands): Handle named operands. Use strtoul
2103 for matching constraints.
2104 (check_operand_nalternatives): Split out from expand_asm_operands.
2105 (check_unique_operand_names): New.
2106 (resolve_operand_names, resolve_operand_name_1): New.
2108 * doc/extend.texi (Extended Asm): Document named operands.
2109 * doc/md.texi (Simple Constraints): Document matching constraints
2112 2001-10-10 Richard Henderson <rth@redhat.com>
2114 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2116 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2117 (jcc splitters): Add two splitters to simplify compound compares
2118 that simplify_comparison can't handle.
2120 2001-10-10 Richard Henderson <rth@redhat.com>
2122 * langhooks.c: Include langhooks.h.
2123 * Makefile.in (langhooks.o): Depend on it.
2125 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2127 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2128 should not be considered as a no-op.
2129 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2131 2001-10-10 Stan Shebs <shebs@apple.com>
2133 * alias.c: Remove uses of "register" specifier in declarations
2134 of arguments and local variables.
2135 * c-common.c: Ditto.
2136 * c-convert.c: Ditto.
2138 * c-format.c: Ditto.
2139 * c-semantics.c: Ditto.
2140 * c-typeck.c: Ditto.
2141 * caller-save.c: Ditto.
2144 * cfgbuild.c: Ditto.
2146 * collect2.c: Ditto.
2150 * cppfiles.c: Ditto.
2153 * defaults.h: Ditto.
2155 * dwarf2out.c: Ditto.
2156 * dwarfout.c: Ditto.
2157 * emit-rtl.c: Ditto.
2162 * fix-header.c: Ditto.
2163 * floatlib.c: Ditto.
2165 * fold-const.c: Ditto.
2166 * function.c: Ditto.
2169 * gen-protos.c: Ditto.
2170 * genattrtab.c: Ditto.
2171 * gencheck.c: Ditto.
2172 * genconfig.c: Ditto.
2174 * genextract.c: Ditto.
2175 * genflags.c: Ditto.
2176 * gengenrtl.c: Ditto.
2177 * genoutput.c: Ditto.
2179 * genrecog.c: Ditto.
2180 * gensupport.c: Ditto.
2184 * haifa-sched.c: Ditto.
2185 * hard-reg-set.h: Ditto.
2187 * integrate.c: Ditto.
2190 * local-alloc.c: Ditto.
2192 * mips-tdump.c: Ditto.
2193 * mips-tfile.c: Ditto.
2196 * print-rtl.c: Ditto.
2197 * read-rtl.c: Ditto.
2200 * reg-stack.c: Ditto.
2201 * regclass.c: Ditto.
2206 * resource.c: Ditto.
2210 * sched-deps.c: Ditto.
2211 * sched-rgn.c: Ditto.
2213 * simplify-rtx.c: Ditto.
2215 * stor-layout.c: Ditto.
2222 * xcoffout.c: Ditto.
2224 2001-10-10 Richard Henderson <rth@redhat.com>
2226 * rtl.h (can_reverse_comparison_p): Remove.
2228 2001-10-10 Christopher Faylor <cgf@redhat.com>
2230 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2233 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2235 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2236 (Thanks to Chris Faylor for suggesting macro name).
2237 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2239 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2240 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2241 (MATH_LIBRARY): Undef before definition.
2242 (OUTPUT_QUOTED_STRING): Likewise.
2243 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2245 2001-10-10 Richard Henderson <rth@redhat.com>
2247 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2248 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2249 a tristate comparison value.
2250 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2252 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2255 * unroll.c (loop_iterations): Ignore insns generated by loop
2258 * config.gcc (mips*-*-gnu*): Delete support.
2259 * config/mips/gnu.h: Remove.
2261 2001-10-10 Kazu Hirata <kazu@hxi.com>
2263 * calls.c: Fix formatting.
2264 * c-decl.c: Likewise.
2265 * cfgcleanup.c: Likewise.
2266 * combine.c: Likewise.
2267 * cppfiles.c: Likewise.
2268 * cpplib.c: Likewise.
2269 * cppmacro.c: Likewise.
2270 * crtstuff.c: Likewise.
2272 * dwarf2out.c: Likewise.
2273 * expmed.c: Likewise.
2275 * fold-const.c: Likewise.
2276 * function.c: Likewise.
2278 * genattrtab.c: Likewise.
2279 * ggc-page.c: Likewise.
2280 * integrate.c: Likewise.
2281 * libgcc2.c: Likewise.
2283 * optabs.c: Likewise.
2284 * profile.c: Likewise.
2285 * protoize.c: Likewise.
2287 * recog.c: Likewise.
2288 * reload1.c: Likewise.
2289 * reload.c: Likewise.
2290 * reorg.c: Likewise.
2291 * resource.c: Likewise.
2292 * sched-rgn.c: Likewise.
2293 * sdbout.c: Likewise.
2295 * toplev.c: Likewise.
2296 * varasm.c: Likewise.
2298 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2300 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2301 * Makefile.in (langhooks.o): Add dependencies.
2303 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2305 * rs6000.c (rs6000_emit_load_toc_table): Don't
2306 strdup the toc label.
2307 (create_TOC_reference): Likewise.
2309 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2311 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2314 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2316 * config/i386/i386.c (ix86_attribute_table): Correct
2317 min_len, max_len fields for dllimport, dllexport and shared.
2319 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2321 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2322 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2323 Consistently use "nonzero" instead of "non-zero".
2325 2001-10-09 Kazu Hirata <kazu@hxi.com>
2327 * acconfig.h: Fix comment formatting.
2328 * c-dump.h: Likewise.
2329 * c-tree.h: Likewise.
2330 * conditions.h: Likewise.
2332 * function.h: Likewise.
2334 * hwint.h: Likewise.
2335 * integrate.h: Likewise.
2338 * optabs.h: Likewise.
2340 2001-10-09 Kazu Hirata <kazu@hxi.com>
2342 * c-common.h: Fix comment formatting.
2343 * c-dump.c: Likewise.
2345 * diagnostic.h: Likewise.
2346 * except.c: Likewise.
2348 * gcov-io.h: Likewise.
2349 * genattrtab.c: Likewise.
2350 * output.h: Likewise.
2351 * predict.h: Likewise.
2352 * reload1.c: Likewise.
2353 * reload.h: Likewise.
2354 * resource.h: Likewise.
2356 * system.h: Likewise.
2358 * tree-inline.c: Likewise.
2359 * tsystem.h: Likewise.
2360 * varasm.c: Likewise.
2361 * xcoffout.h: Likewise.
2363 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2365 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2367 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2369 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2370 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2371 config/i386/netware.h, config/mcore/gfloat.h,
2372 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2373 config/netware.h, gccbug.in: Update FSF address.
2375 2001-10-09 Kazu Hirata <kazu@hxi.com>
2377 * c-common.c: Fix comment typos.
2378 * cfgrtl.c: Likewise.
2379 * collect2.c: Likewise.
2380 * cpplex.c: Likewise.
2381 * doloop.c: Likewise.
2382 * dwarf2out.c: Likewise.
2383 * dwarfout.c: Likewise.
2385 * fold-const.c: Likewise.
2389 * global.c: Likewise.
2390 * ifcvt.c: Likewise.
2392 * optabs.c: Likewise.
2393 * protoize.c: Likewise.
2394 * regclass.c: Likewise.
2395 * reorg.c: Likewise.
2399 * doc/cpp.texi: Likewise.
2400 * doc/c-tree.texi: Likewise.
2401 * doc/extend.texi: Likewise.
2402 * doc/invoke.texi: Likewise.
2403 * doc/objc.texi: Likewise.
2404 * doc/tm.texi: Likewise.
2406 2001-10-08 Richard Henderson <rth@redhat.com>
2408 * varasm.c (set_named_section_flags): Initialize "declared".
2410 2001-10-08 Robert Lipe <robertlipe@usa.net>
2412 * varasm.c (struct in_named_entry): Add declared.
2413 (named_section_first_declaration): New function.
2414 (default_elf_asm_named_section): Use it.
2415 * output.h (named_section_first_declaration): New.
2417 2001-10-08 Richard Henderson <rth@redhat.com>
2419 * i386.md (movsi_xor): Export.
2420 (setcc peep2): Use it when available; add an alternative to
2421 match zero_extendhisi2_and.
2423 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2425 * romp-protos.h (romp_initialize_trampoline): New function.
2426 * romp.c (romp_initialize_trampoline): Likewise.
2427 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2428 romp_initialize_trampoline.
2430 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2432 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2433 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2434 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2435 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2437 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2439 * unroll.c (loop_iterations): Extend check for multiple back edges.
2441 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2443 * langhooks.h: New file.
2444 * Makefile.in (OBJS): Added langhooks.o.
2445 (c-lang.o): Depend on langhooks.h.
2446 (c-common.o): Don't depend on tree-inline.h.
2447 (tree-inline.o): Depend on toplev.h.
2448 (langhooks.o): New rule.
2449 * c-common.c: Don't include tree-inline.h.
2450 (c_mark_lang_decl): Mark argument c as unused.
2451 (c_common_lang_init): Don't initialize hooks here.
2452 * c-lang.c: Include langhooks.h, then override some macros.
2453 (lang_hooks): Initialize with macros in langhooks.h.
2454 (c_init): Don't initialize hooks here.
2455 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2456 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2457 * tree-inline.c: Include toplev.h. Don't define hook variables.
2458 * tree-inline.h: Don't define hook types nor declare hook
2459 variables. Move macros to...
2460 * langhooks.c: ... new file, as functions. Adjust all callers.
2462 2001-10-08 Jeffrey A Law <law@cygnus.com>
2464 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2465 purge_mem_unchanging_flag on all instructions, not just on those
2466 before NOTE_INSN_FUNCTION_BEG.
2468 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2470 * cppmacro.c (_cpp_create_definition): Leave comments off.
2472 * doc/cpp.texi: Update.
2474 2001-10-08 DJ Delorie <dj@redhat.com>
2476 * c-decl.c (grokfield): Make sure the only unnamed fields
2477 we're allowing are either structs or unions.
2478 * doc/extend.texi: Add documentation for the unnamed field
2481 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2483 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2484 * configure.in: Use it.
2485 * configure: Regenerated.
2486 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2487 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2489 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2491 * cppfiles.c (open_file): Don't mark zero-length files
2492 never-reread here. Don't output diagnostics here either.
2493 (stack_include_file): Mark them never-reread here.
2494 (_cpp_read_file): Update.
2496 2001-10-08 Richard Henderson <rth@redhat.com>
2498 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2500 2001-10-08 Richard Henderson <rth@redhat.com>
2502 * expr.c (store_expr): When converting a CONST_INT for storage
2503 in a SUBREG, convert it to both SUBREG modes before stripping
2506 2001-10-08 Richard Henderson <rth@redhat.com>
2508 * varasm.c (restore_varasm_status): New.
2509 * function.h: Declare it.
2510 * function.c (pop_function_context_from): Call it.
2512 2001-10-08 Richard Henderson <rth@redhat.com>
2514 * c-common.h (struct c_lang_decl): Add declared_inline.
2515 * c-tree.h (DECL_DECLARED_INLINE_P): New.
2516 * c-lang.c (c_disregard_inline_limits): Use it.
2517 * c-decl.c (duplicate_decls): Likewise.
2518 (pushdecl, redeclaration_error_message): Likewise.
2519 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
2520 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
2521 Set DECL_INLINE if -finline-functions.
2522 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
2524 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2526 * cppmacro.c (funlike_invocation_p): Move some logic to caller
2527 in enter_macro_context. Create a padding token in its own context
2528 if necessary when the search for '(' fails.
2529 (enter_macro_context): Update.
2531 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2533 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
2534 genmultilib, toplev.c: Fix spelling errors of "separate" as
2535 "seperate", and corresponding spelling errors of related words.
2537 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2539 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
2540 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
2542 * c-dump.c (dump_option_value_info): Likewise.
2543 * c-format.c (format_length_info, format_char_info,
2544 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
2545 * collect2.c (names): Likewise.
2546 * cppdefault.h (default_include): Likewise.
2547 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
2548 * flow.c (life_analysis): Likewise.
2549 * gcc.c (dir_separator_str, modify_target, option_map,
2550 target_option_translations, spec_list_1, extra_specs_1,
2551 init_spec): Likewise.
2552 * gcov.c (gcov_version_string): Likewise.
2553 * genattr.c (write_units): Likewise.
2554 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
2555 * gengenrtl.c (rtx_definition, defs): Likewise.
2556 * genrecog.c (pred_table): Likewise.
2557 * global.c (global_alloc): Likewise.
2558 * lcm.c (optimize_mode_switching): Likewise.
2559 * local-alloc.c (find_free_reg): Likewise.
2560 * params.h (param_info): Likewise.
2561 * predict.c (predictor_info): Likewise.
2562 * protoize.c (unexpansion_struct): Likewise.
2563 * real.c (bmask): Likewise.
2564 * recog.h (insn_operand_data, insn_data): Likewise.
2565 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
2566 * stmt.c (expand_nl_goto_receiver): Likewise.
2567 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
2568 target_switches, target_options): Likewise.
2569 * tradcif.y (token, tokentab2, yylex): Likewise.
2570 * tree.h (attribute_spec): Likewise.
2572 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
2574 * arc.c (arc_output_function_epilogue): Likewise.
2575 * arm.c (processors, all_cores, all_architectures,
2576 arm_override_options, isr_attribute_arg, isr_attribute_args,
2577 arm_isr_value): Likewise.
2578 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
2580 * c4x.c (c4x_int_reglist): Likewise.
2581 * d30v.c (override_options): Likewise.
2582 * h8300.c (shift_insn): Likewise.
2583 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
2584 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
2585 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
2586 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
2587 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
2588 * i386.h (processor_costs, ix86_cost): Likewise.
2589 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
2590 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
2591 * m68k.c (codes_68881, codes_FPA): Likewise.
2592 * m88k.c (mode_from_align, max_from_align, all_from_align,
2593 best_from_align, m_options): Likewise.
2594 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2595 * mcore.c (mode_from_align): Likewise.
2596 * mips/elf64.h (UNIQUE_SECTION): Likewise.
2597 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
2598 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
2599 * mips.h (mips_regno_to_class): Likewise.
2600 * ns32k.c (scales): Likewise.
2601 * pa.c (import_string, magic_milli): Likewise.
2602 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
2603 * sparc.c (leaf_reg_remap, sparc_override_options,
2604 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
2606 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
2608 2001-10-07 Dale Johannesen <dalej@apple.com>
2610 * reload1.c (reload_reg_free_p): Teach register interference
2611 checking that multiple output reloads are emitted in
2613 reload1.c (reload_reg_reaches_end_p): Ditto.
2614 reload1.c (reloads_conflict): Ditto.
2616 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2618 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
2619 NULL_TREE inside @code.
2621 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2623 * doc/gcc.texi: Document consistent style of "32-bit",
2624 "Objective-C", and "@code{NULL}".
2626 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2628 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
2629 (cpp_token_len, cpp_spell_token, cpp_output_token,
2630 _cpp_equiv_tokens): Handle it.
2631 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
2632 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
2633 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
2636 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2638 * gcc.c (default_compilers): Remove .ada.
2640 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
2642 * doc/cppinternals.texi: Update.
2644 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2646 * gcc.c (main): Set this_file_error if the appropriate
2647 compiler for a language has not been installed.
2649 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2651 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2653 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2655 * gccbug.in (CATEGORIES): Add ada.
2657 2001-10-05 Catherine Moore <clm@redhat.com>
2659 * config/stormy16/stormy-abi: Document abi changes.
2660 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2661 (ICALL_REGS): New register class.
2662 (NUM_ARGUMENT_REGISTERS): Now 6.
2663 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2665 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2666 * config/stormy16.md (call_internal, call_value_internal,
2667 indirect_jump): Use new 'z' constraint.
2669 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2671 * doc/cppinternals.texi: Update.
2673 2001-10-05 Richard Henderson <rth@redhat.com>
2675 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2676 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2677 the gas section-name-as-label feature.
2679 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2681 * doc/cppinternals.texi: Update.
2683 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2685 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2686 to ensure valid SImode constants.
2688 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2690 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2691 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2692 * c-decl.c: Include tree-inline.h.
2693 (c_expand_body): Call optimize_inline_calls. Determine whether
2694 a function is inlinable upfront, and only clear
2695 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2696 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2697 (c_disregard_inline_limits): New function.
2698 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2699 (c_post_options): Enable tree inlining if inlining is enabled.
2700 Don't inline trees when instrumenting functions.
2701 (c_init): Initialize lang_disregard_inline_limits and
2702 lang_cannot_inline_tree_fn.
2703 * tree-inline.c (initialize_inlined_parameters): Handle calls
2704 with fewer arguments than declared parameters, and fewer
2705 parameters than passed arguments. Don't assume value is a
2707 (declare_return_variable): Convert return value back to the
2708 original type, if it was promoted.
2709 (tree_inlinable_function_p): New function.
2710 (inlinable_function_p): Don't look at DECL_INLINE if we're
2711 inlining all functions. Make it work with a NULL id.
2712 Re-check DECL_UNINLINABLE after language-specific checks.
2713 * tree-inline.h (tree_inlinable_function_p): Declare it.
2714 * integrate.c (save_for_inline): Don't bother to prepare argvec
2716 * cse.c (check_for_label_ref): Don't check deleted labels.
2718 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2719 * tree-inline.c: Include headers needed for the functions moved in.
2720 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2721 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2722 (copy_body, initialize_inlined_parameters): Likewise.
2723 (declare_return_variable, inlinable_function_p): Likewise.
2724 (expand_call_inline, expand_calls_inline): Likewise.
2725 (optimize_inline_calls, clone_body): Likewise.
2726 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2727 (copy_tree_r, remap_save_expr): Likewise.
2729 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2731 * Makefile.in (OBJS): Added tree-inline.o.
2732 (c-common.o): Depend on tree-inline.h.
2733 (tree-inline.o): New target.
2734 * c-common.c: Include tree-inline.h.
2735 (c_mark_lang_decl): Don't mark saved_tree.
2736 (c_common_lang_init): Set lang_anon_aggr_type_p.
2737 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2738 (struct c_lang_decl): Moved saved_tree to tree_decl.
2739 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2740 * integrate.h (function_attribute_inlinable_p): Declare it.
2741 * integrate.c (function_attribute_inlinable_p): Export it.
2742 * tree-inline.c: New file. Define variables declared in...
2743 * tree-inline.h: New file. Declare functions to be moved to
2744 tree-inline.c. Define macros and declare types and hooks for
2745 language-specific tree inlining.
2746 (flag_inline_trees): Moved definition from cp/decl2.c.
2747 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2748 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2749 (struct tree_decl): Moved saved_tree from c_lang_decl and
2750 inlined_fns from C++'s lang_decl.
2752 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2754 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2755 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2757 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2759 * doc/cppinternals.texi: Update.
2761 2001-10-04 Eric Christopher <echristo@redhat.com>
2763 * config/mips/mips.c (init_cumulative_args): Remember to set
2765 * config.gcc: Redo linux configuration. Add target_cpu_default
2766 of soft-float to all mipsisa32 combinations and tx39.
2767 * config/mips/linux.h: Remove include of mips.h.
2769 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2771 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2772 HOST_LDFLAGS and HOST_CPPFLAGS.
2774 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2776 * c-parse.in (objc_inherit_code, objc_pq_context,
2777 objc_public_flag): Make static.
2778 (objc_interface_context, objc_implementation_context,
2779 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2780 global tree array in objc/objc-act.[ch].
2781 (methoddef): Remove unnecessary code.
2783 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2784 Hoist struct definitions to objc-act.h.
2785 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2786 cat_count): Place declaration in objc-act.h.
2787 (objc_tree_index): Move enumeration to objc-act.h.
2788 (objc_global_trees): Place declaration and macro accessors in
2790 (implementation_context): Remove duplicate; use
2791 objc_implementation_context instead:
2792 (method_context): Remove duplicate; use objc_method_context
2794 (objc_ellipsis_node, objc_method_prototype_template,
2795 implemented_classes, function_type): Move global vars to
2797 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2798 (build_message_expr): Move actual construction of ObjC message
2799 send nodes to finish_message_expr.
2800 (finish_message_expr): New routine, contains code formerly in
2802 * objc/objc-act.h (finish_message_expr): New prototype.
2803 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2804 declarations; these vars are now part of objc_global_trees.
2805 (objc_tree_index, objc_global_trees): Move definitions from
2807 * objc/objc-tree.def: Update copyright info.
2809 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
2811 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
2813 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
2814 only if TARGET_ARCH64.
2816 2001-10-02 Bernd Schmidt <bernds@redhat.com>
2818 * doc/extend.texi: Fix some problems with previous checkin.
2819 * doc/invoke.texi: Likewise.
2821 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
2823 * cpphash.h: Update comments.
2824 (cpp_context): Update.
2825 (spec_nodes): Remove n__Pragma.
2826 * cppinit.c (cpp_create_reader): Update.
2827 (builtin_array): Add _Pragma.
2828 * cpplib.h: Update comments.
2829 (NODE_DISABLED, BT_PRAGMA): New.
2830 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
2831 * cppmacro.c (struct cpp_macro): Remove disabled.
2832 (builtin_macro): Return int, handle _Pragma, push the new token
2833 on the context stack.
2834 (funlike_invocation_p): Unconstify, update.
2835 (enter_macro_context): Handle builtins here.
2836 (replace_args, push_token_context, push_ptoken_context):
2837 Update for prototype changes.
2838 (_cpp_pop_context): Update.
2839 (cpp_get_token): Don't handle buitins, nor _Pragma here.
2840 (cpp_sys_macro_p): Update.
2841 (_cpp_free_definition): Clear disabled flag.
2842 (_cpp_create_definition): Upate.
2843 * cppmain.c: Update comments.
2845 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
2846 Andreas Jaeger <aj@suse.de>,
2847 Jan Hubicka <jh@suse.cz>
2849 * doc/invoke.texi (i386 Options): Document x86-64 options.
2850 (i386 and x86-64 Options): Rename i386 options section.
2852 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
2853 (TARGET_SWITCHES): Add -munwind-info.
2854 (MASK_NO_UNWIND_INFO): New.
2855 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
2857 (ASM_OUTPUT_DOUBLE_INT): New.
2859 * config/i386/linux64.h: New spec file for Linux x86-64 support.
2860 * config.gcc: Fix tm_file settings for x86-64.
2861 * config/i386/x86-64.h: New file with OS independent x86-64
2863 * config/i386/biarch64.h: New file used to configure compiler
2864 to biarch/64bit compilation.
2866 * config/i386/i386.c: (override_options): Set flags default
2867 for 64bit compilation.
2869 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2871 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
2872 (ix86_expand_int_movcc): Optimize DImode conditional moves with
2873 constants on x86_64.
2874 (ix86_attr_length_immediate_default): Support MODE_DI.
2875 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
2877 (indirect_jump, tablejump): Turn into expander.
2879 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2881 * c-common.c (c_format_attribute_table): Make format and
2882 format_arg attributes apply to function types rather than to
2884 (is_valid_printf_arglist): Construct an attribute list and pass
2885 that to check_function_format rather than a name.
2886 * c-common.h (check_function_format): Adjust prototype.
2887 * c-decl.c (duplicate_decls): Preserve attributes from type of
2888 built-in decl when allowing for harmless conflict in types.
2889 * c-format.c (record_function_format,
2890 record_international_format, function_format_list,
2891 international_format_info, international_format_list): Remove.
2892 (function_format_info): Remove next, name and assembler_name.
2893 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
2894 (decode_format_attr): New.
2895 (handle_format_attribute): Handle receiving a type rather than a
2896 decl. Call decode_format_attr. Store format information in a
2897 function_format_info.
2898 (handle_format_arg_attribute): Correct comment. Handle receiving
2899 a type rather than a decl. Use unsigned HOST_WIDE_INT for
2901 (check_format_info_recurse, check_format_info_main): Take argument
2902 numbers as unsigned HOST_WIDE_INT.
2903 (check_function_format): Take a list of attributes from the
2904 function type rather than a name or assembler name. Check for
2905 format attributes in that list and the attributes on the type of
2906 the current function rather than looking through
2907 function_format_list.
2908 (check_format_info): Use unsigned HOST_WIDE_INT for argument
2910 (check_format_info_recurse): Take format_arg attributes from the
2911 type of the function calls rather than using
2912 international_format_list. Allow for multiple format_arg
2914 * c-typeck.c (build_function_call): Pass type attributes to
2915 check_function_format rather than name or assembler name. Don't
2916 require there to be a name or assembler name to check formats.
2918 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2920 * attribs.c (decl_attributes): Possibly call
2921 insert_default_attributes to insert default attributes on
2922 functions in a lazy manner.
2923 * builtin-attrs.def: New file; define the default format and
2924 format_arg attributes.
2925 * c-common.c (c_format_attribute_table): Move to earlier in the
2927 (c_common_nodes_and_builtins): Initialize format_attribute_table.
2928 (enum built_in_attribute, built_in_attributes,
2929 c_attrs_initialized, c_init_attributes,
2930 c_common_insert_default_attributes): New.
2931 (c_common_lang_init): Don't initialize format_attribute_table. Do
2932 call c_init_attributes.
2933 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
2934 * c-common.h (init_function_format_info): Don't declare.
2935 (c_common_insert_default_attributes): Declare.
2936 * c-decl.c (implicitly_declare, builtin_function): Call
2938 (init_decl_processing): Don't call init_function_format_info.
2939 (insert_default_attributes): New.
2940 * c-format.c (handle_format_attribute,
2941 handle_format_arg_attribute): Be quiet about inappropriate
2942 declaration when applying default attributes.
2943 (init_function_format_info): Remove.
2944 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
2945 (insert_default_attributes): Declare.
2947 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2949 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
2951 2001-10-01 Jim Wilson <wilson@redhat.com>
2953 * sched-deps.c (add_dependence): When elide conditional dependence,
2954 check that insn doesn't modify cond2.
2956 2001-10-01 Dale Johannesen <dalej@apple.com>
2958 * config/rs6000/rs6000.h (enum processor_type): Add support
2959 for 7400 (G4) and 7450.
2961 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2962 (rs6000_issue_rate): Ditto.
2963 (rs6000_adjust_cost): Fix cycle counts for compares.
2964 (debug_stack_info): Fix an obvious typo.
2965 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
2966 * doc/invoke.texi: Document.
2967 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
2969 (PROCESSOR_DEFAULT): Ditto.
2971 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
2973 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
2974 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
2975 later recursive make invocation.
2977 2001-10-01 Hans Boehm <boehm@acm.org>
2979 * optabs.c (emit_libcall_block): When using non-call exceptions,
2980 don't add REG_LIBCALL reg notes to trapping calls.
2982 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2984 * flow.c (propagate_block_delete_libcall): Remove unused first arg
2985 (propagate_one_insn): Update for above change
2987 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2989 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
2990 _Unwind_GetTextRelBase): Argument is unused.
2992 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2994 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
2995 Loop through NOPs, placeholders, and components.
2996 Don't go through NOPs if change mode.
2997 (record_alias_subset): Do nothing if SUBSET and SET are the same.
2998 * emit-rtl.c (set_mem_alias_set): Enable check.
2999 * expr.c (find_placeholder): New function.
3000 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3001 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3002 to modify it and avoid unneeded copies.
3003 * expr.h (expand_expr): Always define.
3004 (find_placeholder): New declaration.
3006 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3008 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3009 operand 2 is the stack pointer.
3010 ("addr-peephole"): Fix address computation peephole when operand 2
3011 is the stack pointer.
3013 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3015 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3016 (ix86_setup_incoming_varargs): Likewise.
3018 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3020 * stor-layout.c (layout_type): Don't complain about too-large
3023 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3025 * function.c (keep_stack_depressed): Don't use delete_insn.
3027 * expr.h (set_mem_alias_set): Move decl to here.
3028 * rtl.h (mem_attrs): New typedef and struct.
3029 (union rtunion_def): Add field for mem_attrs.
3030 (X0MEMATTR, MEM_ATTRS): New macros.
3031 (MEM_ALIAS_SET): Use MEM_ATTRS.
3032 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3033 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3034 (set_mem_alias_set): Delete decl from here.
3036 * alias.c (set_mem_alias_set): Delete from here.
3037 * emit-rtl.c (mem_attrs_htab): New variable.
3038 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3039 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3040 (mem_attrs_mark, get_mem_attrs): Likewise.
3041 (gen_rtx_MEM): Clear MEM_ATTRS.
3042 (set_mem_attributes): Move to here.
3043 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3044 (init_emit_once): const_int_htab now deletable htab.
3045 Initialize mem_attrs_htab.
3046 * explow.c (set_mem_attributes): Delete from here.
3047 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3048 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3049 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3050 * reload1.c (reload): Rework changing REG to MEM.
3052 2001-09-30 H.J. Lu <hjl@gnu.org>
3054 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3055 * config.in: Rebuild.
3057 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3059 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3060 ("tsthi_1"): Avoid allocation in register y.
3061 ("*movqi_68hc12"): Reorganize and fix constraints.
3062 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3063 ("addqi3"): Likewise.
3064 ("addhi3"): Fix constraints.
3065 ("*logicalhi3_zexthi"): Disparage soft registers.
3067 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3069 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3072 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3074 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3075 that we use setjmp/longjmp exceptions.
3077 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3079 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3080 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3081 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3082 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3083 (_cpp_extend_buff, BUFF_ROOM): Update.
3084 (_cpp_append_extend_buff): New.
3085 (struct cpp_reader): Remove macro_pool, add a_buff.
3086 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3088 (cpp_destroy): Free a_buff instead of macro_pool.
3089 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3090 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3091 _cpp_pool_alloc, ): Remove.
3092 (parse_number, parse_string): Update use of _cpp_extend_buff.
3093 (_cpp_extend_buff): Update.
3094 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3095 * cpplib.c (glue_header_name, parse_answer):
3096 Update use of _cpp_extend_buff.
3097 (cpp_register_pragma, cpp_register_pragma_space): Use
3099 (do_assert, do_unassert): Check for EOL, update.
3100 * cppmacro.c (stringify_arg, collect_args): Update to use
3101 _cpp_extend_buff and _cpp_append_extend_buff.
3102 (save_parameter, parse_params, alloc_expansion_token,
3103 _cpp_create_definition): Rework memory management.
3105 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3107 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3108 update md_exec_prefix.
3109 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3112 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3114 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3115 (SELECT_CC_MODE): Use s390_select_ccmode.
3116 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3117 * config/s390/s390.c (s390_select_ccmode): New.
3118 (s390_match_ccmode): Add CCLmode.
3119 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3120 (output_branch_condition, output_inverse_branch_condition): Removed.
3121 (print_operand): Use s390_branch_condition_mnemonic.
3122 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3123 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3124 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3126 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3127 when converting conditional branches to far branches.
3128 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3129 cmpint_di): Use CCSmode instead of CCUmode.
3131 * config/s390/s390.c (legitimate_la_operand_p): New.
3132 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3133 * config/s390/s390.md (movsi): Convert load address patterns to
3134 arithmetic operations when necessary.
3135 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3136 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3137 (*do_la_reg_0): Don't use before reload.
3139 * config/s390/s390.c (legitimize_address): Make more efficient
3140 use of two-register addressing mode.
3142 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3143 with -mno-backchain in some corner cases.
3145 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3147 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3149 * reload.c (find_reloads): Mark new USE insns with QImode.
3150 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3151 find_reloads_subreg_address): Likewise.
3152 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3154 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3156 (reload): Make sure there are no USEs with mode other than
3157 VOIDmode. At the end, remove those marked with QImode.
3159 2001-09-29 Per Bothner <per@bothner.com>
3161 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3162 * Makefile.in (includedir): Rename to local_includedir.
3163 (includedir): Define as $(prefix)/include.
3164 * config.in (PREFIX_INCLUDE_DIR): New variable.
3165 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3167 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3169 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3171 * doc/extend.texi (Vector Extensions): New node.
3172 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3173 i386 -mmmx, -msse, -m3dnow.
3175 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3177 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3179 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3181 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3183 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3185 2001-09-28 Richard Henderson <rth@redhat.com>
3187 * varasm.c (assemble_integer): Bound alignment check by
3190 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3192 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3194 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3196 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3198 Mostly from Graham Stott <grahams@redhat.com>
3199 * c-common.c (type_for_mode): Add support for V2SFmode.
3200 * tree.c (build_common_tree_nodes_2): Likewise.
3201 * tree.h (enum tree_index, global_trees): Likewise.
3202 * config/i386/i386.c (x86_3dnow_a): New variable.
3203 (override_options): Support 3Dnow extensions.
3204 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3205 Athlon's version of 3Dnow.
3206 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3207 (ix86_expand_builtin): Handle them.
3208 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3209 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3210 TARGET_3DNOW_A): New macros.
3211 (TARGET_SWITCHES): Add 3Dnow switches.
3212 (VALID_MMX_REG_MODE_3DNOW): New macro.
3213 (VECTOR_MODE_SUPPORTED_P): Use it.
3214 (enum ix86_builtins): Add entries for 3Dnow builtins.
3215 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3216 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3217 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3218 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3219 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3220 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3221 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3222 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3223 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3224 sfence_insn, prefetch): Make these available if TARGET_SSE or
3227 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3229 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3230 ix86_va_start, ix86_build_va_list): Declare.
3231 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3232 ix86_va_start, ix86_build_va_list): New global functions.
3233 * i386.md (sse_prologue_save_insn): New insn.
3234 (sse_prologue_save): New expander.
3235 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3236 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3238 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3240 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3241 Use size_t everywhere, make definitions consistent with
3244 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3246 * gcse.c (replace_store_insn): Use delete_insn.
3247 * loop.c (move_movables): Likewise; avoid delete_insn
3248 from clobbering notes moved elsewhere.
3249 (check_dbra_loop): Use delete_insn.
3250 * ssa.c (convert_from_ssa): Likewise.
3251 * cse.c (cse_insn): Use delete_insn.
3253 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3255 * cpphash.h (struct cpp_buff): Make unsigned.
3256 (_cpp_get_buff): Take length of size_t.
3257 (_cpp_unaligned_alloc): New.
3258 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3259 (struct cpp_reader): Remove ident_pool. Add u_buff.
3260 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3261 (cpp_destroy): Destroy u_buff, not ident_pool.
3262 * cpplex.c (parse_number, parse_string, save_comment,
3263 cpp_token_as_text): Update to use the unaligned buffer.
3264 (new_buff): Make unsigned.
3265 (_cpp_unaligned_alloc): New.
3266 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3267 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3269 (collect_args): Make unsigned.
3271 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3273 * cpplex.c (cpp_output_token): Use a putc loop for
3274 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3276 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3277 * configure, config.in: Regenerate.
3278 * system.h: Replace fwrite and fprintf with their unlocked
3279 variants if available.
3281 2001-09-27 Richard Henderson <rth@redhat.com>
3283 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3284 in favour of .eh_frame.
3286 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3288 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3290 (LIBCALL_VALUE): Likewise.
3292 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3294 * cpphash.h: Update comment.
3295 * cpplex.c: Update comments.
3296 (_cpp_can_paste): Remove.
3297 * cpplib.h (_cpp_can_paste): Remove.
3298 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3299 lexer rather than _cpp_can_paste.
3301 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3303 * doc/cppinternals.texi: Update.
3305 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3307 * cpphash.h (struct cpp_pool): Remove locks and locked.
3308 (struct cpp_context): Add member buff.
3309 (struct cpp_reader): Remove member argument_pool.
3310 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3311 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3312 * cpplex.c (chunk_suitable): Remove pool argument.
3313 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3314 (new_buff, _cpp_extend_buff): Update.
3315 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3316 which buffer is returned.
3317 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3318 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3319 * cppmacro.c (lock_pools, unlock_pools): Remove.
3320 (push_ptoken_context): Take a _cpp_buff.
3321 (enter_macro_context): Pool locking removed.
3322 (replace_args): Use a _cpp_buff for the replacement list with
3324 (push_token_context): Clear buff.
3325 (expand_arg): Use _cpp_pop_context.
3326 (_cpp_pop_context): Free a context's buffer, if any.
3328 2001-09-26 DJ Delorie <dj@redhat.com>
3330 * c-typeck.c (digest_init): Check for sizeless arrays.
3332 2001-09-26 Richard Henderson <rth@redhat.com>
3334 * optabs.c (init_one_libfunc): Create a dummy function type
3335 instead of using error_mark_node.
3337 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3339 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3340 _cpp_extend_buff, _cpp_free_buff): New.
3341 (struct cpp_reader): New member free_buffs.
3342 * cppinit.c (cpp_destroy): Free buffers.
3343 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3344 _cpp_extend_buff, _cpp_free_buff): New.
3345 * cpplib.h (struct cpp_options): Remove unused member.
3346 * cppmacro.c (collect_args): New. Combines the old parse_arg
3347 and parse_args. Use _cpp_buff for memory allocation.
3348 (funlike_invocation_p, replace_args): Update.
3350 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3352 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3354 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3356 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3358 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3360 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3363 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3364 Jim Wilson <wilson@redhat.com>
3366 * doc/install.texi (Specific, ia64-*-linux): Document.
3368 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3370 * Makefile.in (cfgrtl.o): Add.
3371 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3372 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3373 free_aux_for_edge): Declare.
3375 (HAVE_return): Undefine.
3376 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3377 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3378 free_aux_for_edge): New global functions.
3379 (first_delete_block): New static variable.
3380 (init_flow): Clear first_delete_block.
3381 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3382 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3383 try_redirect_by_replacing_jump, last_loop_beg_note,
3384 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3385 delete_insn, delete_insn_chain, create_basic_block_structure,
3386 create_basic_block, flow_delete_block, compute_bb_for_insn,
3387 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3388 set_block_for_new_insns, split_block, merge_blocks_nomove,
3389 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3390 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3391 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3392 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3393 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3394 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3395 purge_all_dead_edges): Move to ....
3396 * cfgrtl.c: New file; .... Here.
3398 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3399 (reroder_basic_block): Use alloc_aux_for_blocks.
3400 * predict.c (estimate_bb_frequencies): Likewise; use
3401 alloc_aux_for_edges.
3402 * profile.c (compute_branch_probabilities): Likewise.
3403 (branch_prob): Likewise.
3404 * reg-stack.c (reg_to_stack): Likewise.
3406 * emit-rtl.c (emit_insns_after): Never return NULL.
3408 * basic-block.h (set_block_for_new_insns): Delete.
3409 * cfgrtl.c (set_block_for_new_insns): Delete.
3411 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3412 calls when crossjumping.
3414 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3415 * unroll.c (copy_loop_body): Use delete_insn.
3417 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3418 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3419 keep_stack_depressed): Likewise.
3420 * gcse.c (cprop_cc0_jump): Likewise.
3421 * local-alloc.c (update_equiv_regs): Likewise.
3422 * loop.c (scan_loop, loop_delete_insns): Likewise.
3423 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3424 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3425 delete_output_reload, delete_address_reloads_1,
3426 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3428 * sibcall.c (replace_call_placeholder): Likewise.
3429 * cse.c (cse_insn): Likewise.
3431 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3433 From Graham Stott <grahams@redhat.com>
3434 (def_builtin): Only define builtins appropriate for target_flags. All
3436 (builtin_decsription): Add new field mask which is used to determine
3437 when to define the builtin via the macro def_builtin.
3439 (bdesc_comi): Initialise new mask fields.
3440 (bdesc_2srg): Likewise.
3441 (bdesc_1arg): Likewise.
3443 * config/i386/i386.c (ix86_init_builtins): Correct return type
3444 building v4hi_ftype_v4hi_int_int tree node.
3445 (ix86_expand_sse_comi): Fix typo swapping operands.
3446 Don't swap comparision condition, it is already swapped.
3447 (ix86_expand_sse_compare): Before swapping operands
3448 move operand 1 into new rtx and not the target rtx.
3449 Don't swap comparison condition, it is already swapped.
3450 Always check whether we need to create a new TARGET.
3452 * config/i386/i386.md: (sse_comi) Fix typos.
3453 (sse_ucomi): Likewise.
3454 (cvtss2si): Fix operand 0 contraint.
3455 (cvttss2si): Likewise.
3456 (sse_unpckhps): Fix mode for operand 2.
3457 (sse_unpcklps): Likewise.
3459 2001-09-25 Graham Stott <grahams@redhat.com>
3461 * sibcall.c (skip_copy_to_return_value): Tighten return value
3464 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3466 * rs6000.c (lwa_operand): Address must be word aligned.
3468 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3470 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3471 number has been set.
3472 (type_hash_mark): Mark type itself.
3474 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3476 * c-lex.c (cb_def_pragma): Update.
3477 (c_lex): Update, and skip padding.
3478 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3479 * cpphash.h (struct toklist): Delete.
3480 (union utoken): New.
3481 (struct cpp_context): Update.
3482 (struct cpp_reader): New members eof, avoid_paste.
3483 (_cpp_temp_token): New.
3484 * cppinit.c (cpp_create_reader): Update.
3485 * cpplex.c (_cpp_temp_token): New.
3486 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3487 (cpp_output_token): Don't print leading whitespace.
3488 (cpp_output_line): Update.
3489 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3490 do_include_common, do_line, do_ident, do_pragma,
3491 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3492 parse_assertion): Update.
3493 (get_token_no_padding): New.
3494 * cpplib.h (CPP_PADDING): New.
3495 (AVOID_LPASTE): Delete.
3496 (struct cpp_token): New union member source.
3497 (cpp_get_token): Update.
3498 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3499 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3500 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3501 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3502 _cpp_backup_tokens, _cpp_create_definition): Update.
3503 (push_arg_context): Delete.
3504 (padding_token, push_token_context, push_ptoken_context): New.
3505 (make_string_token, make_number_token): Update, rename.
3506 (cpp_get_token): Update to handle tokens as pointers to const,
3507 and insert padding appropriately.
3508 * cppmain.c (struct printer): New member prev.
3509 (check_multiline_token): Constify.
3510 (do_preprocessing, cb_line_change): Update.
3511 (scan_translation_unit): Update to handle spacing.
3512 * scan-decls.c (get_a_token): New.
3513 (skip_to_closing_brace, scan_decls): Update.
3514 * fix-header.c (read_scan_file): Update.
3516 * doc/cpp.texi: Update.
3518 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3520 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
3521 leak by passing malloc'ed pointer to reconcat, not concat.
3523 2001-09-24 DJ Delorie <dj@redhat.com>
3525 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
3527 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
3529 * flow.c (delete_dead_jumptables): Delete jumptable if the only
3530 reference is from the literal pool.
3532 2001-09-24 Janis Johnson <janis187@us.ibm.com>
3534 * doc/install.texi (Final install): Request additional information
3535 in mail about successful builds.
3537 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3539 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
3540 initial value of return pointer register instead of value in frame-20.
3543 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3545 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
3546 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
3547 the libcall if there isn't a referenced identifier for the symbol.
3549 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3551 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
3552 non 64-bit machines. Use these as a plabel for the trampoline.
3553 (TRAMPOLINE_SIZE): Adjust size for new words.
3554 (INITIALIZE_TRAMPOLINE): Initialize new words.
3555 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
3556 pointer to the plabel in the trampoline.
3558 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3560 * pa.c (function_arg): Pass floating arguments in both general and
3561 floating registers in indirect (dynamic) calls when generating code
3562 for the 32 bit ABI and the HP assembler.
3564 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3566 * doc/install.texi: Markup fixes.
3567 Use Solaris 2, SunOS 4 as appropriate.
3568 (Specific, *-*-solaris2*): Explain this.
3569 Unconditionally warn against /usr/ucb tools.
3570 Remove Sun as warning, obsolete.
3571 Move X11 header bug workaround here, update patches.
3572 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
3573 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
3575 2001-09-23 Zack Weinberg <zack@codesourcery.com>
3577 * errors.h (warning, error, fatal, internal_error): Don't mark
3578 with ATTRIBUTE_PRINTF_n.
3579 * toplev.h (internal_error, fatal_io_error, warning, error,
3580 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
3581 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
3584 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3586 * function.c (pop_function_context_from): var_refs_queue
3587 and temp slots now in GC memory.
3588 (mark_function_status, free_after_compilation): Likewise;
3589 also struct function now in GC memory.
3590 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
3591 (combine_temp_slots): Likewise.
3592 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
3593 (prepare_function_start): Use GC memory for struct function.
3594 (mark_temp_slot): Deleted.
3595 (gcc_mark_struct_function): struct function now in GC memory.
3597 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
3598 code for division, not modulus.
3600 * rtl.def (MEM): Remove obsolete part of comment.
3602 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
3604 * c-format.c (init_function_format_info): Check __builtin_printf
3605 and __builtin_fprintf even if -ffreestanding. Check C99 functions
3608 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3610 * c-common.c (format_attribute_table): Remove decl.
3611 * tree.h (format_attribute_table, lang_attribute_table): New decls.
3612 (lang_attribute_common): Likewise.
3614 * function.c (fix_lexical_address): Use set_mem_alias_set.
3615 (expand_function_start): Likewise.
3616 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
3618 * varasm.c (output_constant): Fix unused variable warning.
3620 * attribs.c: New file, from c-common.c.
3621 (attribute_tables): Now four elements.
3622 (format_attribute_table, lang_attribute_common): New variables.
3623 (init_attributes): Reflect above changes.
3624 (handle_mode_attribute): Delete check for wider than uintmax.
3625 * c-common.c: Delete parts moved to attribs.c.
3626 (enum attrs): Deleted; unused.
3627 (c_format_attribute_table): New variable.
3628 (c_common_lang_init): Initialize format_attribute_table with it.
3629 * c-common.h (decl_attributes): Remove decl.
3630 * tree.h (decl_attribute): Move it to here.
3631 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
3632 (attribs.o): New rule.
3634 2001-09-22 Andreas Jaeger <aj@suse.de>
3636 * builtins.c (c_getstr): Remove unused variable.
3638 2001-09-21 Richard Henderson <rth@redhat.com>
3640 * reload1.c (reload): Use delete_insn instead of splatting
3643 2001-09-21 Richard Henderson <rth@redhat.com>
3645 * reload.c (push_secondary_reload): Don't check for "=" in output
3646 constraint after ""->ALL_REGS check.
3648 2001-09-21 Richard Henderson <rth@redhat.com>
3650 * predict.c (expected_value_to_br_prob): Use pc_set.
3652 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3653 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3655 2001-09-21 Richard Henderson <rth@redhat.com>
3657 * rtl.h (LCT_RETURNS_TWICE): New.
3658 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3660 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3661 to ECF_RETURNS_TWICE.
3662 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3665 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3667 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3668 (JMP_BUF_SIZE): New.
3670 2001-09-21 Richard Henderson <rth@redhat.com>
3672 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3675 2001-09-21 Richard Henderson <rth@redhat.com>
3677 * tree.def (FDESC_EXPR): New.
3678 * expr.c (expand_expr): Handle it.
3679 * varasm.c (initializer_constant_valid_p): Likewise.
3680 (output_constant): Likewise.
3681 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3682 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3683 (ASM_OUTPUT_FDESC): New.
3684 * doc/tm.texi: Document the new macros.
3686 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3688 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3689 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3690 once merging is complete.
3692 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3694 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3696 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3698 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3699 that would be invalid after a merge.
3701 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3703 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3704 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3706 (flow_delete_insn): This one.
3707 (delete_insn_chain): Rename from ...; do not care labels.
3708 (flow_delete_insn_chain): ... this one.
3709 (flow_delete_block): Remove the insns one BB has been expunged.
3710 (merge_blocks_nomove): Likewise.
3711 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3712 updating BB boundaries.
3713 (tidy_fallthru_edge): Likewise.
3714 (commit_one_edge_insertion): Likewise.
3715 * cfgbuild.c (find_basic_block): Likewise.
3716 (find_basic_blocks_1): Likewise.
3717 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3718 (try_crossjump_to_edge): Likewise.
3719 (try_optimize_cfg): Likewise.
3720 * cse.c (delete_trivially_dead_insns): Likewise.
3721 * df.c (df_insn_delete): Likewise.
3722 * doloop.c (doloop_modify): Use delete_related_insns.
3723 * emit-rtl.c (try_split): Likewise.
3724 (remove_insn): Update BB boundaries.
3725 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3726 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3727 updating BB boundaries.
3728 (propagate_block_delete_insn): Likewise.
3729 (propagate_block_delete_libcall): Likewise.
3730 * function.c (delete_handlers): Use delete_related_insns.
3731 (thread_prologue_and_epilogue_insns): Likewise.
3732 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3733 * genpeep.c (gen_peephole): Use delete_related_insns.
3734 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3736 (find_cond_trap): Likewise.
3737 * integrate.c (save_for_inline): Use delete_related_insns.
3738 (copy_insn_list): Likewise.
3739 * jump.c (pruge_linie_number_notes): Likewise.
3740 (duplicate_loop_exit_test): Likewise.
3741 (delete_computation): Likewise.
3742 (delete_related_insn): Rename from ...; use delete_insn
3743 (delete_insn): ... this one.
3744 (redirect_jump): Use delete_related_insns.
3745 * loop.c (scan_loop): Likewise.
3746 (move_movables): Likewise.
3747 (find_and_verify_loops): Likewise.
3748 (check_dbra_loop): Likewise.
3749 * recog.c (peephole2_optimize): Likewise.
3750 * reg-stack.c (delete_insn_for_stacker): Remove.
3751 (move_for_stack_reg): Use delete_insn.
3752 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3753 * reload1.c (delete_address_reloads): Use delete_related_insns.
3754 (fixup_abnormal_edges): Use delete_insn.
3755 * recog.c (emit_delay_sequence): Use delete_related_insns.
3756 (delete_from-delay_slot): Likewise.
3757 (delete_scheduled_jump): likewise.
3758 (optimize_skip): Likewise.
3759 (try_merge_delay_insns): Likewise.
3760 (full_simple_delay_slots): Likewise.
3761 (fill_slots_from_thread): Likewise.
3762 (relax_delay_slots): Likewise.
3763 (make_return_insns): Likewise.
3764 (dbr_schedule): Likewise.
3765 * rtl.h (delete_insn): Rename to delete_related_insns.
3766 (delete_insn, delete_insn_chain): New prototypes.
3767 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3768 by df_insn_delete already.
3769 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3770 * ssa.c (convert_from_ssa): Use delete_related_insns.
3771 * unroll.c (unroll_loop): Likewise.
3772 (calculate_giv_inc): Likewise.
3773 (copy_loop_body): Likewise.
3775 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3776 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3777 ix86_return_in_memory, ix86_function_value): Declare.
3778 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3779 new static valurables.
3780 (x86_64_reg_class): New enum
3781 (x86_64_reg_class_name): New array.
3782 (classify_argument, examine_argument, construct_container,
3783 merge_classes): New static functions.
3784 (optimization_options): Enable flag_omit_frame_pointer and disable
3785 flag_pcc_struct_return on 64bit.
3786 (ix86_libcall_value, ix86_function_value,
3787 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3788 ix86_return_in_memory, ix86_function_value): New global functions.
3789 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3790 (function_arg_advance): Handle x86_64 passing conventions.
3791 (function_arg): Likewise.
3792 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3793 (RETURN_IN_MEMORY): Move offline.
3794 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3795 (FUNCTION_VALUE_REGNO_P): New macro.
3796 (FUNCTION_ARG_REGNO_P): Move offline.
3797 (struct ix86_args): Add maybe_vaarg.
3798 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3799 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3801 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3803 * s390.md: Changed attributes for scheduling.
3804 * s390.c: (s390_adjust_cost, s390_adjust_priority)
3807 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
3809 Table-driven attributes.
3810 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
3811 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
3812 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
3813 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
3814 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
3815 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
3816 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
3817 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
3818 * tree.h (struct tree_decl): Change machine_attributes to
3820 * doc/c-tree.texi: Document that all attributes are now attached
3822 * c-common.c (add_attribute, attrtab, attrtab_idx,
3823 default_valid_lang_attribute, valid_lang_attribute): Remove.
3824 (attribute_tables, attributes_initialized,
3825 c_common_attribute_table, default_lang_attribute_table): New
3827 (handle_packed_attribute, handle_nocommon_attribute,
3828 handle_common_attribute, handle_noreturn_attribute,
3829 handle_unused_attribute, handle_const_attribute,
3830 handle_transparent_union_attribute, handle_constructor_attribute,
3831 handle_destructor_attribute, handle_mode_attribute,
3832 handle_section_attribute, handle_aligned_attribute,
3833 handle_weak_attribute, handle_alias_attribute,
3834 handle_no_instrument_function_attribute,
3835 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
3836 handle_no_limit_stack_attribute, handle_pure_attribute): New
3838 (init_attributes, decl_attributes): Rewrite to implement
3839 table-driven attributes.
3840 * c-common.h (enum attribute_flags): Move to tree.h.
3841 * c-format.c (decl_handle_format_attribute,
3842 decl_handle_format_arg_attribute): Rename to
3843 handle_format_attribute and handle_format_arg_attribute. Update
3844 for table-driven attributes.
3845 * c-common.h (decl_handle_format_attribute,
3846 decl_handle_format_arg_attribute): Remove prototypes.
3847 (handle_format_attribute, handle_format_arg_attribute): Add
3849 * c-decl.c (grokdeclarator): Handle attributes nested inside
3851 * c-parse.in (setattrs, maybe_setattrs): Remove.
3852 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
3853 Update to handle nested attributes properly.
3854 (maybe_resetattrs, after_type_declarator,
3855 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
3856 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
3858 (make_pointer_declarator): Update to handle nested attributes
3860 * doc/extend.texi: Update documentation of limits of attributes
3861 syntax. Warn about problems with attribute semantics in C++.
3862 * target.h (struct target): Remove valid_decl_attribute and
3863 valid_type_attribute. Add attribute_table and
3864 function_attribute_inlinable_p.
3865 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
3866 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
3867 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
3869 (TARGET_INITIALIZER): Update.
3870 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
3872 (function_attribute_inlinable_p): New function. Check for the
3873 presence of any machine attributes before using
3874 targetm.function_attribute_inlinable_p.
3875 (function_cannot_inline_p): Update.
3876 * Makefile.in (integrate.o): Update dependencies.
3877 * doc/tm.texi: Update documentation of target attributes and
3878 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
3879 * tree.c (default_valid_attribute_p, valid_machine_attribute):
3881 (default_target_attribute_table,
3882 default_function_attribute_inlinable_p): New.
3883 (lookup_attribute): Update comment to clarify handling of multiple
3884 attributes with the same name.
3885 (merge_attributes, attribute_list_contained): Allow multiple
3886 attributes with the same name but different arguments to appear in
3887 the same attribute list.
3888 * tree.h (default_valid_attribute_p): Remove prototype.
3889 (struct attribute_spec): New.
3890 (default_target_attribute_table): Declare.
3891 (enum attribute_flags): Move from c-common.h. Add
3892 ATTR_FLAG_TYPE_IN_PLACE.
3893 (default_function_attribute_inlinable_p): Declare.
3894 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
3895 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3896 (TARGET_ATTRIBUTE_TABLE): Define.
3897 (vms_attribute_table): New.
3898 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
3899 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3900 (TARGET_ATTRIBUTE_TABLE): Define.
3901 (arc_attribute_table, arc_handle_interrupt_attribute): New.
3902 * config/arm/arm.c (arm_valid_type_attribute_p,
3903 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
3905 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3907 (TARGET_ATTRIBUTE_TABLE): Define.
3908 (arm_attribute_table, arm_handle_fndecl_attribute,
3909 arm_handle_isr_attribute): New.
3910 * config/avr/avr.c (avr_valid_type_attribute,
3911 avr_valid_decl_attribute): Remove.
3912 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
3914 (TARGET_ATTRIBUTE_TABLE): Define.
3915 (avr_attribute_table, avr_handle_progmem_attribute,
3916 avr_handle_fndecl_attribute): New.
3917 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
3918 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3919 (TARGET_ATTRIBUTE_TABLE): Define.
3920 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
3921 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
3922 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3923 (TARGET_ATTRIBUTE_TABLE): Define.
3924 (h8300_attribute_table, h8300_handle_fndecl_attribute,
3925 h8300_handle_eightbit_data_attribute,
3926 h8300_handle_tiny_data_attribute): New.
3927 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
3928 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
3930 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
3932 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
3933 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3935 (TARGET_ATTRIBUTE_TABLE): Define.
3936 (ix86_attribute_table, ix86_handle_cdecl_attribute,
3937 ix86_handle_regparm_attribute): New.
3938 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
3939 i386_pe_valid_type_attribute_p): Remove.
3940 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
3941 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
3942 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3943 (TARGET_ATTRIBUTE_TABLE): Define.
3944 (ia64_attribute_table): New.
3945 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
3946 interrupt_ident2, model_ident1, model_ident2): Remove.
3947 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3948 (TARGET_ATTRIBUTE_TABLE): Define.
3949 (init_idents): Update.
3950 (m32r_attribute_table, m32r_handle_model_attribute): New.
3951 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
3953 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3954 (TARGET_ATTRIBUTE_TABLE): Define.
3955 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
3956 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
3957 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3958 (TARGET_ATTRIBUTE_TABLE): Define.
3959 (mcore_attribute_table, mcore_handle_naked_attribute): New.
3960 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
3961 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3962 (TARGET_ATTRIBUTE_TABLE): Define.
3963 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
3964 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
3965 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3966 (TARGET_ATTRIBUTE_TABLE): Define.
3967 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
3968 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
3969 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3970 (TARGET_ATTRIBUTE_TABLE): Define.
3971 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
3972 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3974 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
3976 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
3977 (TARGET_ATTRIBUTE_TABLE): Define.
3978 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
3980 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
3981 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3982 (TARGET_ATTRIBUTE_TABLE): Define.
3983 (v850_attribute_table, v850_handle_interrupt_attribute,
3984 v850_handle_data_area_attribute): New.
3985 * config/v850/v850-c.c (mark_current_function_as_interrupt):
3986 Return void. Call decl_attributes instead of
3987 valid_machine_attribute.
3989 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
3991 * sh-protos.h (sh_pr_n_sets): Declare.
3992 * sh.c (calc_live_regs): If the initial value for PR has been copied,
3993 look at the copy to determine if PR needs to be saved.
3994 sh_pr_n_sets: New function.
3995 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
3996 (ALLOCATE_INITIAL_VALUE): Define.
3998 * sh.c (initial_elimination_offset):
3999 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4001 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4003 * integrate.c (allocate_initial_values): New function.
4004 * integrate.h (allocate_initial_values): Declare.
4005 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4007 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4009 * toplev.c (rest_of_compilation): To here.
4010 Call allocate_initial_values.
4011 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4013 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4015 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4017 2001-09-20 DJ Delorie <dj@redhat.com>
4019 * c-typeck.c (really_start_incremental_init): Discriminate
4020 between zero-length arrays and flexible arrays.
4021 (push_init_level): Detect zero-length arrays and handle them
4022 like fixed-sized arrays.
4023 * expr.c (store_constructor): Handle zero-length arrays and
4024 flexible arrays correctly.
4025 * doc/extend.texi: Update zero-length array notes.
4027 2001-09-20 Jim Wilson <wilson@redhat.com>
4029 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4030 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4031 for issue port conflicts.
4032 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4034 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4036 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4039 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4041 * fold-const.c (hashtab.h): Include.
4042 (int_const_binop): Remove FORSIZE arg and compute from type; all
4044 Call size_int_type_wide for all single-word constants.
4045 (size_htab_hash, size_htab_eq): New functions.
4046 (size_int_type_wide): Rework to use hash table.
4047 * ggc-common.c (hashtab.h): Include.
4048 (struct d_htab_root): New struct.
4049 (d_htab_roots): New variable.
4050 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4051 (ggc_mark_roots): Handle deletable htabs.
4052 * ggc-page.c (ggc_marked_p): New function.
4053 * ggc-simple.c (ggc_marked_p): Likewise.
4054 * ggc.h: Reformatting throughout.
4055 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4056 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4057 (type_hash_add): Allocate struct type_hash from GC memory.
4058 (mark_hash_entry, mark_type_hash): Deleted.
4059 (type_hash_marked_p, type_hash_mark): New functions.
4060 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4062 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4064 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4067 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4069 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4070 array-too-large test for signed sizetype.
4072 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4074 * i386.md (indirect_jump): Allow Pmode operand.
4075 (tablejump): LIkewise; perform expansion to 64bit mode.
4076 * i386.c (symbolic_operand): Allow 64bit PIC references.
4077 (pic_symbolic_operand): Likewise.
4078 (ix86_find_base_term): Strip the 64bit PIC references.
4079 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4080 (legitimize_pic_address): Likewise.
4081 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4082 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4084 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4086 * stringpool.c (get_identifier_with_length): New function.
4087 * tree.h (get_identifier_with_length): New prototype.
4089 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4090 David Edelsohn <edelsohn@gnu.org>
4093 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4094 already sign-extended.
4096 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4097 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4099 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4100 (output_profile_hook): Declare label_name const.
4101 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4102 to match constraints.
4104 2001-09-19 Stan Shebs <shebs@apple.com>
4106 * alias.c: Fix typos in comments.
4107 * sched-rgn.c (init_ready_list): Ditto.
4108 * unwind-dw2.c (uw_frame_state_for): Ditto.
4109 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4110 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4111 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4113 2001-09-19 Richard Henderson <rth@redhat.com>
4115 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4117 * Makefile.in (cfg.o): Depend on TM_P_H.
4119 2001-09-19 Richard Henderson <rth@redhat.com>
4121 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4122 (local_symbolic_operand): ... here.
4123 (small_symbolic_operand): Check mode.
4124 (global_symbolic_operand): New.
4125 (input_operand): Reject symbolics if explicit relocs.
4126 (call_operand): Tidy.
4127 (alpha_legitimize_address): Use movdi_er_high_g.
4128 (alpha_expand_mov): Likewise.
4129 * config/alpha/alpha-protos.h: Update.
4130 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4131 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4132 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4133 (UNSPECV_LDGP2): Remove.
4134 (all call patterns): Use 's' not 'i' for symbolic constraint.
4135 (call_osf call_value_osf): Use call_operand.
4136 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4137 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4138 (prologue_ldgp_1_er): Remove.
4139 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4140 (builtin_setjmp_receiver_er patterns): Use them.
4141 (exception_receiver_er): Likewise.
4143 2001-09-19 Richard Henderson <rth@redhat.com>
4145 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4147 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4148 and NON_LOCAL_GOTO notes.
4149 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4150 copy over CALL_INSN_FUNCTION_USAGE.
4152 2001-09-18 Catherine Moore <clm@redhat.com>
4154 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4157 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4159 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4160 new-style tm_file specification. Specify correct tm_p_file,
4161 md_file, and out_file for s390x.
4163 * config/s390/linux.h, linux64.h: Don't include other target
4164 macro header files. Now handled via tm_file.
4166 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4167 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4168 are defined before use.
4170 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4172 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4173 code generation only for Gnu assembler.
4175 2001-09-18 Catherine Moore <clm@redhat.com>
4177 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4179 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4181 * config/mips/mips.c (mips_frame_set): New.
4182 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4183 a parallel frame-related expression with a set for each register.
4185 2001-09-18 Philip Blundell <philb@gnu.org>
4187 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4190 2001-09-17 Dale Johannesen <dalej@apple.com>
4192 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4193 * config/rs6000/aix.h (FIXED_R2): Define.
4194 * config/rs6000/darwin.h (FIXED_R2): Define.
4195 * config/rs6000/sysv4.h (FIXED_R2): Define.
4197 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4199 * except.c (dw2_build_landing_pads): New local
4200 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4201 barrier after clobbers. Fixes c++/4012.
4203 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4205 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4207 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4209 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4210 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4212 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4214 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4217 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4219 * cpphash.h (_cpp_lex_direct): New.
4220 * cpplex.c (_cpp_lex_token): Update.
4221 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4222 and increment that pointer.
4223 * cppmacro.c (alloc_expansion_token): New.
4224 (lex_expansion_token): Lex macro expansion directly into
4227 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4229 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4231 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4233 * basic-block.h (free_bb_for_insn): Declare.
4234 * bb-reorder.c (label_for_bb): Use block_label.
4235 (emit_jump_to_block_after): Remove.
4236 (insert_intra_1): Do not update block_for_insn.
4237 (insert_inter_bb_scope_notes): Likewise; update bb->end
4238 * cfg.c (free_bb_for_insn): New.
4239 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4240 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4241 (commit_one_edge_insertion): Likewise.
4242 (commit_one_edge_insertion): Do not update BB boundary.
4243 (commit_edge_insertions): Do not call compute_bb_for_insn.
4244 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4245 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4246 (merge_blocks_move_successor_nojumps): Likewise.
4247 (try_crossjump_to_edge): Do not update block_for_insn.
4248 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4249 * df.c (df_pattern_emit_later): Do not update BB boundary.
4250 (df_jump_pattern_emit_after): Likewise.
4251 (df_insn_move_before): Use emit_insn_before.
4252 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4254 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4255 boundaries and basic_block_for_insn.
4256 (reorder_insns_nobb): Rename from reorder_insns.
4257 (reorder_insns): New.
4258 (emit_block_insn_before, emit_block_insn_after): Kill.
4259 * flow.c (check_function_return_warnings): Do not call
4260 compute_bb_for_insn; Do not free basic_block_for_insn.
4261 (attempt_auto_inc): Do not update basic_block_for_insn.
4262 * function.c (emit_return_into_block): Likewise;
4263 do not update BB boundaries.
4264 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4265 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4266 (pre_insert_copy_insn): Likewise.
4267 (update_ld_motion_notes): Likewise.
4268 (insert_insn_start_bb): Likewise.
4269 (replace_store_insn): Likewise.
4270 * ifcvt.c (noce_process_if_block): Likewise.
4271 (if_convert): Do not call compute_bb_for_insn.
4272 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4273 Use emit_insn_before and emit_insn_after.
4274 * recog.c (split_all_insns): Do not update BB boundaries;
4275 Do not call compute_bb_for_insn.
4276 (peephole2_optimize): Do not update BB boundaries.
4277 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4279 (emit_swap_insn): Likewise.
4280 (convert_regs_1): Likewise.
4281 * reload1.c (reload): Call compute_bb_for_insn.
4282 * rtl.h (reorder_insns_nobb): Declare.
4283 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4284 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4285 at places CFG is invalidated; do not call compute_bb_for_insn.
4287 * cfg.c (expunge_block): Invalidate BB structure.
4289 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4292 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4294 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4296 * cpphash.h (_cpp_lex_token): Update prototype.
4297 * cpplex.c (_cpp_lex_token): New prototype.
4298 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4299 lex_macro_node, read_flag, do_pragma_poison): Update.
4300 * cppmacro.c (cpp_get_token, parse_params,
4301 lex_expansion_token): Update.
4303 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4305 * cppmain.c (scan_translation_unit): Don't worry about
4306 putting a space after hashes.
4307 * cpplib.c (directive_diagnostics): New.
4308 (_cpp_handle_directive): Update to use directive_diagnostics.
4309 (run_directive): Don't toggle prevent_expansion.
4310 (do_line): Backup in case of the line extension.
4311 * cpplib.h (cpp_lexer_pos): Remove.
4312 * cppmacro.c (_cpp_create_definition): Precede a leading #
4315 2001-09-15 Richard Henderson <rth@redhat.com>
4317 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4319 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4321 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4323 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4325 PR preprocessor/3571
4326 * tradcpp.c (handle_directive): Skip non-vertical space.
4328 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4330 * cppmain.c (setup_callbacks): Set line callback only
4331 if outputting preprocessed source.
4333 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4335 * collect2.c (main): Const-ification.
4336 * gcc.c (translate_options, process_command): Use xstrdup in
4337 lieu of xmalloc/strcpy.
4338 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4340 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4342 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4345 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4347 * scan-decls.c (scan_decls): Fix typo.
4349 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4351 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4352 Split mlstring_pos into mls_line and mls_col.
4353 * cppinit.c (cpp_create_reader): Initialize line to 1.
4354 (cpp_destroy): Free tokenruns.
4355 (push_include): Don't update lexer_pos.
4356 * cpplex.c (unterminated, parse_string): Update.
4357 (lex_token): Don't update lexer_pos, update.
4358 * cpplib.c (if_stack): Save line instead of line + col.
4359 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4360 push_conditional, _cpp_pop_buffer): Update.
4361 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4362 (_cpp_create_definition): Update.
4364 2001-09-15 Eric Christopher <echristo@redhat.com>
4366 * config/mips/abi64.h: Add support for MEABI.
4368 2001-09-15 Eric Christopher <echristo@redhat.com>
4370 * config/mips/mips.md: Add unspec #2.
4372 (reload_outdi): Ditto.
4373 (reload_outsi): Ditto.
4376 2001-09-15 Eric Christopher <echristo@redhat.com>
4377 Jason Eckhardt <jle@redhat.com>
4379 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4380 * config/mips/isa32-linux.h: New file.
4381 * config/mips/isa3264.h: Ditto.
4382 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4383 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4384 (output_block_mode): Support MEABI.
4385 (function_arg): Ditto. Fix floating point arg passing.
4386 (mips_va_start): Ditto.
4387 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4389 (mips_asm_file_start): Add new section to pass abi to gdb.
4390 (function_arg_pass_by_reference): Support MEABI.
4391 (mips_parse_cpu): Support mips32 and mips64 processors.
4392 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4393 TARGET_MIPS5KC. Support isa32 and isa64.
4394 (processor_type): Add r4kc, r5kc, r20kc.
4395 (GENERATE_MULT3_SI): New.
4396 (GENERATE_MULT3_DI): Ditto.
4397 (GENERATE_MULT3): Remove.
4398 (ISA_HAS_64BIT_REGS): Add isa == 64.
4399 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4400 (ISA_HAS_MADD_MSUB): New.
4401 (ISA_HAS_CLZ_CLO): Ditto.
4402 (ISA_HAS_DCLZ_DCLO): Ditto.
4403 (ABI_GAS_ASM_SPEC): New.
4404 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4407 (SUBTARGET_CC1_SPEC): Ditto.
4408 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4409 (PAD_VARARGS_DOWN): Support MEABI.
4410 (HARD_REGNO_NREGS): Move to mips.c.
4411 (ASM_OUTPUT_IDENT): Add #undef.
4412 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4413 (mulsi3): Use GENERATE_MULT3_SI.
4414 (mulsi3_mult3): Ditto. Support mips32, mips64.
4415 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4416 (mul_sub_si): New pattern.
4417 (unnamed splitters): New.
4418 (muldi3): Use GENERATE_MULT3_DI.
4419 (muldi3_internal2): Ditto.
4420 (movdicc): Support mips32.
4421 * config/mips/t-isa3264: New file.
4423 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4425 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4426 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4427 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4429 * reorg.c (fill_slots_from_thread): After call to
4430 steal_delay_list_from_target, update own_thread as new_thread may
4433 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4435 * cpperror.c (print_location): Take line and column, for
4436 default positioning use the previously lexed token.
4437 (_cpp_begin_message): Take line and column.
4438 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4439 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4440 * cpphash.h (_cpp_begin_message): Update prototype.
4441 * cppinit.c (push_include): Don't set output line.
4442 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4443 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4444 (do_pragma): Kludge for front ends. Don't expand macros at all.
4445 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4446 (struct cpp_token): Remove output_line.
4447 (struct cpp_callbacks): New member line_change.
4448 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4449 cpp_get_token): Preserve BOL flag.
4450 (cpp_get_line): Remove.
4451 (_cpp_backup_tokens): Remove useless abort().
4452 * cppmain.c (cb_line_change): New.
4453 (scan_translation_unit): Don't worry about starting new lines here.
4454 * scan-decls.c (scan_decls): Update.
4455 * c-lex.c (c_lex, init_c_lex): Update.
4456 (cb_line_change, src_lineno): New.
4458 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4460 * tree.c (append_random_chars): Generate the random
4461 characters in a reproducable fashion.
4463 2001-09-14 Richard Henderson <rth@redhat.com>
4465 * config/i386/i386.c (internal_label_prefix): New.
4466 (internal_label_prefix_len): New.
4467 (override_options): Set them.
4468 (local_symbolic_operand): New.
4469 (legitimate_pic_address_disp_p): Use it.
4470 (legitimize_pic_address): Likewise.
4472 2001-09-14 Marc Espie <espie@openbsd.org>
4474 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4477 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4479 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4480 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4482 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4484 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4485 invocation of SUBREG_REGNO_OFFSET.
4487 * haifa-sched.c: Fix typo in FSF copyright statement.
4488 * sched-deps.c: Fix typo in FSF copyright statement.
4489 * sched-ebb.c: Fix typo in FSF copyright statement.
4490 * sched-rgn.c: Fix typo in FSF copyright statement.
4491 * sched-vis.c: Fix typo in FSF copyright statement.
4493 * config.gcc: Move inclusion of arm elf specific header files
4494 from the files themselves into the tm_file variable. Make
4495 sure that elfos.h is included before target specific elf
4497 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4499 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4500 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4501 ASM_OUTPUT_CASE_LABEL): Protect definition.
4502 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4503 not already defined.
4504 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4505 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4506 Remove duplicate definition.
4507 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4508 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4509 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4510 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
4511 Remove inclusion of arm/elf.h.
4512 * config/arm/unknown-elf.h: as for conix-elf.h.
4513 (STARTFILE_SPEC): Include crti.o and crtn.o.
4514 * config/arm/linux-elf.h: as for conix-elf.h.
4515 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
4516 * config/arm/strongarm-elf.h: Remove inclusion of
4518 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
4519 * config/arm/unknown-elf-oabi.h: Remove inclusion of
4520 unknown-elf.h and elf.h.
4521 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
4522 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
4523 ASM_WEAKEN_LABEL): Remove redundant definition.
4524 * config/arm/elf.h: Test for inclusion of elfos.h
4525 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
4526 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
4527 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
4528 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
4529 redundant definition.
4530 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
4531 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
4532 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
4533 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
4534 Add rules to build crti.o and crtn.o
4535 * crti.asm: New file.
4536 * crtn.asm: New file.
4538 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
4540 * c-parse.in (_yylex): Use _cpp_backup_tokens.
4541 * cpphash.h (struct tokenrun): Add prev.
4542 (struct lexer_state): Remove bol.
4543 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
4544 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
4546 * cppinit.c (cpp_create_reader): Don't set bol.
4547 (cpp_destroy): Don't free lookaheads.
4548 * cpplex.c (lex_directive): Remove.
4549 (next_tokenrun): Update.
4550 (_cpp_lex_token): Clean up logic.
4551 (lex_token): Update to return a pointer to lexed token, since it
4552 can move to the start of the buffer. Simpify newline handling.
4553 * cpplib.c (SEEN_EOL): Update.
4554 (skip_rest_of_line): Remove lookahead stuff.
4555 (end_directive): Line numbers are already incremented. Revert
4556 to start of lexed token buffer if we can.
4557 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
4558 parse_answer): Use _cpp_backup_tokens.
4559 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
4560 instead. Don't check for EOL.
4561 (do_include_common, do_line, do_pragma_system_header): Use
4563 * cpplib.h (BOL, _cpp_backup_tokens): New.
4564 * cppmacro.c (save_lookahead_token, take_lookahead_token,
4565 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
4566 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
4567 (builtin_macro): Don't use cpp_get_line.
4568 (cpp_get_line): Short term kludge.
4569 (parse_arg): Handle directives in arguments here. Back up when
4570 appropriate. Store EOF at end of argument list.
4571 (funlike_invocation_p): Use _cpp_backup_tokens.
4572 (push_arg_context): Account for EOF at end of list.
4573 (cpp_get_token): Remove lookahead stuff. Update.
4575 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4577 * c-parse.in (yyerror): Const-ification and/or static-ization.
4578 * c-typeck.c (push_member_name): Likewise.
4579 * collect2.c (main): Likewise.
4580 * dbxout.c (dbxout_parms): Likewise.
4581 * diagnostic.c (format_with_decl): Likewise.
4582 * dwarf2out.c (output_ranges): Likewise.
4583 * dwarfout.c (fundamental_type_code): Likewise.
4584 * except.c (dw2_output_call_site_table): Likewise.
4585 * gcc.c (do_spec_1): Likewise.
4586 * genopinit.c (optabs): Likewise.
4587 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
4588 gen_declaration_1, handle_impent): Likewise.
4589 * protoize.c (default_include, in_system_include_dir, abspath):
4591 * sched-vis.c (visualize_stall_cycles): Likewise.
4592 * sdbout.c (plain_type_1, sdbout_end_function,
4593 sdbout_end_epilogue): Likewise.
4594 * varasm.c (decode_reg_name): Likewise.
4596 * 1750a.c (mod_regno_adjust): Likewise.
4597 * alpha.c (alpha_write_one_linkage,
4598 unicosmk_output_default_externs): Likewise.
4599 * arm.c (arm_condition_codes): Likewise.
4600 * arm.h (arm_condition_codes): Likewise.
4601 * avr.c (output_movsisf, encode_section_info): Likewise.
4602 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
4604 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4605 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4606 * m88k.c (output_function_profiler): Likewise.
4607 * mips.c (mips_output_conditional_branch): Likewise.
4608 * ns32k.c (ns32k_out_reg_names): Likewise.
4609 * ns32k.h (ns32k_out_reg_names): Likewise.
4610 * pj.c (pj_output_rval): Likewise.
4611 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
4612 * sparc.c (sparc_flat_function_prologue,
4613 sparc_flat_function_epilogue): Likewise.
4615 2001-09-13 Markus Werle <numerical.simulation@web.de>
4616 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4618 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
4619 Aachen University of Technology".
4621 2001-09-13 Andreas Schwab <schwab@suse.de>
4623 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
4626 2001-09-13 Richard Henderson <rth@redhat.com>
4628 * config/alpha/alpha.c (small_symbolic_operand): New.
4629 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
4630 (some_operand, input_operand): Don't handle HIGH.
4631 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
4632 (alpha_expand_mov): Likewise.
4633 (print_operand) [H]: Just print HIGH symbol.
4634 (print_operand_address): Handle small data.
4635 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
4636 (TARGET_SWITCHES): Add -msmall-data/large-data.
4637 (PIC_OFFSET_TABLE_REGNUM): New.
4638 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
4639 (PREDICATE_COES): Update.
4640 * config/alpha/alpha.md (adddi_er_high): New.
4641 (adddi_er_low): Handle small data.
4642 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
4643 prefer .sdata to .rodata.
4644 (SELECT_RTX_SECTION): Likewise.
4646 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
4648 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
4649 defining __size_t and leaving size_t undefined.
4651 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4653 * basic-block.h (expunge_block): Declare.
4654 * cfg.c (expunge_block): Remove static declaration.
4656 2001-09-12 Richard Henderson <rth@redhat.com>
4658 * integrate.c (copy_insn_list): Copy label name from
4659 NOTE_INSN_DELETED_LABEL.
4661 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4663 * c-common.c (c_tree_code_name): Const-ification.
4664 * c-decl.c (c_decode_option): Likewise.
4665 * c-typeck.c (warn_for_assignment): Likewise.
4666 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4668 * cppinit.c (output_deps): Likewise.
4669 * dependence.c (dependence_string, direction_string): Likewise.
4670 * dwarf2out.c (output_ranges): Likewise.
4671 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4672 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4673 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4674 standard_startfile_prefix, standard_startfile_prefix_1,
4675 standard_startfile_prefix_2, tooldir_base_prefix,
4676 standard_bindir_prefix, find_a_file): Likewise.
4677 * genattrtab.c (make_length_attrs): Likewise.
4678 * gencheck.c (tree_codes): Likewise.
4679 * genemit.c (gen_split): Likewise.
4680 * genrecog.c (special_mode_pred_table): Likewise.
4681 * graph.c (graph_ext): Likewise.
4682 * protoize (default_include): Likewise.
4683 * reload.c (reload_when_needed_name): Likewise.
4684 * sched-vis.c (visualize_stall_cycles): Likewise.
4685 * tlink.c (recompile_files): Likewise.
4686 * toplev.c (decode_g_option): Likewise.
4687 * tradcpp.c (output_deps): Likewise.
4688 * varasm.c (decode_reg_name): Likewise.
4690 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4693 * avr.c (avr_regnames, encode_section_info): Likewise.
4694 * c4x.c (float_reg_names): Likewise.
4695 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4696 * elfos.h (const_section): Likewise.
4697 * i386.c (ix86_comp_type_attributes): Likewise.
4698 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4699 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4700 * ia64.c (type_names): Likewise.
4701 * m68hc11.c (reg_class_names): Likewise.
4702 * m88k.c (m_options): Likewise.
4703 * mips.c (mips_output_conditional_branch, mips_unique_section):
4705 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4706 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4707 ultra_code_names): Likewise.
4708 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4710 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4712 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4713 Use --fatal-warnings option for gas.
4714 * configure: Rebuilt.
4716 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4718 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4720 2001-09-11 Jim Wilson <wilson@redhat.com>
4722 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4724 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4726 * builtins.c (c_strlen): Treat an offset too large for a
4727 HOST_WIDE_INT as out of range.
4729 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4731 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4732 (EDGE_CRITICAL_P): New predicate.
4733 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4735 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4736 (dump_edge_info): Remove "crit".
4737 * cfganal.c (mark_critical_edges): Kill.
4738 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4739 * cfgcleanup.c (cleanup_cfg): Likewise.
4740 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4741 (find_spanning_tree): Likewise.
4742 * reg-stack.c (convert_regs_1): Likewise.
4743 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4745 * basic-block.h (create_basic_block_structure): New.
4746 (create_basic_block): Update prototype.
4747 (force_nonfallthru): New.
4748 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4749 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4750 handle updating of block_for_insn, creating of empty BBs and BBs at
4751 the end of INSN chain.
4752 (create_basic_block): New function.
4753 (split_block): Use create_basic_block.
4754 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4755 (redirect_edge_and_branch_force): ... here.
4756 (force_nonfallthru): New.
4757 (split_edge): Rewrite to use force_nonfallthru and create_block.
4758 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4759 (find_basic_blocks): Free basic_block_for_insn.
4760 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4762 * cfg.c: Fix formating.
4763 * cfgcleanup.c: Fix formating.
4764 (merge_blocks, tail_recursion_label_p): Return bool.
4765 (merge_blocks_move_predecessor_nojumps,
4766 merge_blocks_move_successor_nojumps): Return void.
4768 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4770 * configure.in: Check whether assembler supports section merging.
4771 * config.in: Rebuilt.
4772 * configure: Rebuilt.
4773 * varasm.c (variable_section, output_constant_pool): Pass alignment
4774 to SELECT_SECTION and SELECT_RTX_SECTION.
4775 (mergeable_string_section): New.
4776 (mergeable_constant_section): New.
4777 (default_elf_asm_named_section): Output SECTION_MERGE and
4778 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4779 * output.h (mergeable_string_section): New.
4780 (mergeable_constant_section): New.
4781 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4782 * toplev.c (flag_merge_constants): New.
4783 (f_options): Add -fmerge-constants and -fmerge-all-constants
4785 (toplev_main): Default to -fno-merge-constants if not optimizing.
4786 * flags.h (flag_merge_constants): Add extern.
4787 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4788 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4790 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4791 Define if assembler has working .subsection -1 support.
4792 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4793 Put constant into special SHF_MERGE sections if the linker should
4794 attempt to merge duplicates.
4795 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4797 Put constant into special SHF_MERGE sections if the linker should
4798 attempt to merge duplicates.
4799 * config/alpha/elf.h: Likewise.
4800 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4801 has working .subsection -1 support.
4802 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4804 * config/svr3.h: Likewise.
4805 * config/darwin.h: Likewise.
4806 * config/arm/aof.h: Likewise.
4807 * config/arm/linux-elf.h: Likewise.
4808 * config/avr/avr.h: Likewise.
4809 * config/c4x/c4x.h: Likewise.
4810 * config/d30v/d30v.h: Likewise.
4811 * config/i386/dgux.h: Likewise.
4812 * config/i386/osfrose.h: Likewise.
4813 * config/i386/sco5.h: Likewise.
4814 * config/i386/svr3gas.h: Likewise.
4815 * config/ia64/aix.h: Likewise.
4816 * config/m32r/m32r.h: Likewise.
4817 * config/m68k/m68k.h: Likewise.
4818 * config/m88k/dgux.h: Likewise.
4819 * config/m88k/m88k.h: Likewise.
4820 * config/mcore/mcore-pe.h: Likewise.
4821 * config/mips/mips.h: Likewise.
4822 * config/pa/pa.h: Likewise.
4823 * config/pa/pa-linux.h: Likewise.
4824 * config/romp/romp.h: Likewise.
4825 * config/rs6000/sysv4.h: Likewise.
4826 * config/rs6000/xcoff.h: Likewise.
4827 * config/s390/linux.h: Likewise.
4828 * config/sparc/sparc.h: Likewise.
4829 * config/sparc/sysv4.h: Likewise.
4830 * config/stormy16/stormy16.h: Likewise.
4831 * config/v850/v850.h: Likewise.
4832 * config/vax/vms.h: Likewise.
4833 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
4834 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4835 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
4836 default_elf_asm_named_section for SHF_MERGE sections.
4838 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4840 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
4843 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
4845 * c-common.c (split_specs_attrs): Allow for empty attributes with
4846 empty TREE_PURPOSE. Fixes PR c/4294.
4848 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
4850 * basic-block.h (cached_make_edge, make_single_succ): New.
4851 (make_edge): Remove first parameter.
4852 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
4853 * cfg.c (cached_make_edge): Rename from make_edge; return newly
4854 created edge; use obstack allocation.
4855 (make_edge, make_single_succ_edge): New.
4856 (first_removed_edge): New static variable.
4857 (init_flow): Initialize first_removed_edge and n_edges.
4858 (clear_edges): Use remove_edge.
4859 (flow_delete_block): Likewise.
4860 (remove_edge): Add removed edges to the removed edges list.
4861 (split_block, redirect_edge_and_branch_force, split_edge):
4863 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
4864 (add_noreturn_fake_exit_edges): Likewise.
4865 (connect_infinite_loops_to_exit): Liekwise.
4866 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
4867 Use cached_make_edge.
4868 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
4869 * profile.c (branch_prob): Update make_edge call.
4870 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4872 2001-09-11 Richard Henderson <rth@redhat.com>
4874 * config/alpha/alpha.c: Tidy formatting.
4875 (local_symbolic_operand): Verify mode.
4876 (alpha_sa_mask): Ignore unicos for eh_return.
4877 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
4878 * config/alpha/alpha.md (umk divsi patterns): Remove.
4879 (extendsfdf2): Remove unicos check.
4880 (tablejump): Merge vms and unicos code; always use direct set
4883 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4885 * config.gcc (alpha*-*-unicosmk*): New target.
4887 * config/alpha/alpha-protos.h (symbolic_operand,
4888 unicosmk_add_call_info_word, unicosmk_add_extern,
4889 unicosmk_defer_case_vector, unicosmk_unique_section,
4890 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
4891 unicosmk_asm_file_start, unicosmk_asm_file_end,
4892 unicosmk_output_common): Declare.
4894 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
4895 direct_return, function_arg, alpha_va_start, alpha_va_arg,
4896 alpha_does_function_need_gp, alpha_end_function): Support Cray
4898 (alpha_init_machine_status, alpha_mark_machine_status,
4899 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
4900 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
4901 unicosmk_asm_named_section, unicosmk_insert_attributes,
4902 unicosmk_section_type_flags, symbolic_operand,
4903 unicosmk_output_module_name, unicosmk_output_default_externs,
4904 unicosmk_output_dex, unicosmk_output_externs,
4905 unicosmk_output_addr_vec, unicosmk_ssib_name,
4906 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
4907 unicosmk_asm_file_end, unicosmk_output_common,
4908 unicosmk_section_type_flags, unicosmk_unique_section,
4909 unicosmk_add_call_info_word, unicosmk_text_section,
4910 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
4911 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
4912 unicosmk_dex_count, unicosmk_special_name): New.
4913 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
4914 TARGET_ABI_UNICOSMK.
4915 (get_aligned_mem, alpha_expand_unaligned_load,
4916 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
4917 alpha_expand_unaligned_store_words): Support big-endian mode.
4918 (print_operand): Likewise. New format specifier 't'. Use
4919 TARGET_AS_SLASH_BEFORE_SUFFIX.
4920 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
4921 (alpha_pv_save_size): Update with above change.
4922 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
4923 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
4926 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
4927 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
4928 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
4929 (EXTRA_CONSTRAINT): New constraint 'U'.
4930 (PREDICATE_CODES): Add symbolic_operand.
4932 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
4933 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
4934 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
4935 (integer division and modulus patterns): Split in default and
4937 (*divmodsi_internal, *divmoddi_internal): Disable for
4938 TARGET_ABI_UNICOSMK.
4939 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
4940 little-endian and big-endian versions.
4941 (ext, ins, msk): Likewise.
4942 (extv, extzv, insv): Support big-endian mode.
4943 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
4944 (call_umk, call_value_umk, *call_umk, tablejump_umk,
4945 *tablejump_umk_internal, *call_value_umk): New.
4946 (*movdi_nofix): Add pattern for loading an address into a register on
4947 TARGET_ABI_UNICOSMK.
4948 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
4949 (umk_mismatch_args, arg_home_umk): New.
4950 (various insns): Don't use mov, fmov, nop, fnop and unop.
4951 (realign): Support TARGET_ABI_UNICOSMK.
4953 * config/alpha/unicosmk.h: New file.
4954 * config/alpha/t-unicosmk: New file.
4956 * fixinc/inclhack.def (unicosmk_restrict): New.
4957 * fixinc/fixincl.x: Regenerate.
4959 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
4960 (wchar_t): Check for and define __WCHAR_T__.
4962 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
4964 * combine.c (simplify_shift_const): Treat shifts by the mode
4967 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
4969 * cpphash.h (struct tokenrun): New.
4970 (struct cpp_context): New member bol.
4971 (struct cpp_reader): New members.
4972 (_cpp_init_tokenrun): New.
4973 * cppinit.c (cpp_create_reader): Set up the token runs.
4974 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
4975 (lex_token): New internalised version of _cpp_lex_token. Don't
4976 handle directives or the multiple include opimisation here any
4977 more. Simply lex a token.
4978 * cpplib.c (run_directive): Clear bol.
4979 (_cpp_pop_buffer): Set bol.
4980 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
4983 2001-09-11 Michael Meissner <meissner@redhat.com>
4985 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
4986 give an error if the user uses -mfp32.
4987 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
4989 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
4990 floating point register size.
4991 (EXTRA_SPECS): Add CPP_FPR_SPEC.
4993 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
4994 HOST_WIDE_INT_PRINT_DEC to properly print the result of
4996 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4997 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4999 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5001 * dbxout.c (dbxout_parms): Fix typo in comment.
5002 * unroll.c (loop_find_equiv_value): Ditto.
5003 * toplev.c (rest_of_compilation): Ditto.
5004 * loop.c (scan_loop): Ditto.
5005 * dwarf2out.c (struct dw_fde_struct): Ditto.
5007 2001-09-10 Zack Weinberg <zackw@panix.com>
5009 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5010 copying identifier when we're just going to throw it away.
5011 (parse_identifier_slow): New routine to handle abnormal cases.
5012 (_cpp_lex_token): Update call site.
5014 * hashtable.c (ht_lookup): Don't assume that the string we've
5015 been given is NUL-terminated.
5016 * system.h: #define __builtin_expect(a, b) to (a) if not
5019 2001-09-10 Michael Meissner <meissner@redhat.com>
5021 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5024 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5026 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5028 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5030 * builtins.c (c_getstr): Correct thinko in last change and further
5033 2001-09-10 Tim Freeman <tim@fungibole.com>
5035 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5036 into varray's and register them as roots with the garbage
5037 collector so they are not collected too soon.
5039 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5041 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5043 * basic-block.h (flow_obstack, label_value_list,
5044 tail_recursion_label_list): Declare
5045 (tidy_fallthru_edges): Declare.
5046 (expunge_block, last_loop_beg_note): Delete.
5047 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5049 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5050 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5051 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5052 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5053 expunge_block, flow_delete_block, compute_bb_for_insn,
5054 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5055 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5056 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5057 try_redirect_by_replacing_jump, last_loop_beg_note,
5058 redirect_edge_and_branch, redirect_edge_and_branch_force,
5059 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5060 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5061 commit_edge_insertions, dump_flow_info, debug_flow_info,
5062 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5063 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5064 Move here from flow.c
5065 * cfganal.c: New file.
5066 (forwarder_block_p, can_fallthru, mark_critical_edges,
5067 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5068 find_unreachable_blocks, create_edge_list, free_edge_list,
5069 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5070 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5071 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5072 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5073 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5074 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5075 Move here from flow.c
5076 * cfgbuild.c: New file
5077 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5078 make_edges, find_basic_blocks_1, find_basic_blocks,
5079 find_sub_basic_blocks): Move here from flow.c
5080 * cfgcleanup.c: New file.
5081 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5082 merge_blocks_move_predecessor_nojumps,
5083 merge_blocks_move_successor_nojumps, merge_blocks,
5084 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5085 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5086 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5088 * cfgloop.c: New file
5089 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5090 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5091 flow_loop_exit_edges_find, flow_loop_nodes_find,
5092 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5093 flow_loop_tree_node_add, flow_loops_tree_build,
5094 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5095 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5096 Move here from flow.c
5097 * flow.c: Remove everything moved elsewhere
5098 * output.h (cleanup_cfg): Return bool.
5100 * bb-reorder.c (reorder_block_def): Remove 'index'.
5101 (insert_intra_1): Add argument BB, set block for new note.
5102 (make_reorder_chain): Do not depdent on BB indexes.
5103 (make_reorder_chain_1): Do not use BB indexes.
5104 (label_for_bb): Likewise; set BB for new insn.
5105 (emit_jump_to_block_after): Likewise.
5106 (fixup_reoder_chain): Sanity check that all basic blocks
5107 are chained; verify newly created insn chain; remove
5108 undocnitional jump simplifying; Do not use BB indexes;
5109 properly initialize count and frequency information;
5110 dump reordered sequence.
5111 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5112 (insert_inter_bb_scope_notes): Set block for new insn.
5113 (reorder_basic_blocks): Dump flow info before reoredering.
5115 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5117 * alias.c (clear_reg_alias_info): Use K&R format definition.
5118 Avoid unsigned warning.
5119 * builtins.c: Use "unsigned int", not "unsigned".
5120 (target_char_cast): Use host_integerp and tree_low_cst.
5121 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5122 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5123 (c_getstr): Likewise.
5124 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5125 (builtin_memcpy_read_str): Avoid unsigned warning.
5126 (expand_builtin_memcpy): Alignments are unsigned.
5127 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5128 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5129 * predict.c (expensive_function_p): LIMIT now unsigned.
5130 * resource.c (mark_target_live_regs): Make some vars unsigned.
5131 * sdbout.c: Use "unsigned int", not "unsigned".
5132 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5133 (sdbout_source_line): Likewise.
5134 (sdbout_record_type_name): Remove "const" for NAME declaration.
5135 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5137 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5139 * calls.c (store_one_arg): Expand comment.
5141 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5143 * calls.c (store_one_arg): Make sure that the entire argument is
5144 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5146 2001-09-09 Richard Henderson <rth@redhat.com>
5148 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5150 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5152 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5154 2001-09-09 Richard Henderson <rth@redhat.com>
5156 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5157 (alpha_this_literal_sequence_number): New.
5158 (alpha_this_gpdisp_sequence_number): New.
5159 (some_operand, input_operand): Add HIGH.
5160 (local_symbolic_operand): New.
5161 (alpha_encode_section_info): New.
5162 (alpha_legitimate_address_p): Allow LO_SUM.
5163 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5164 (alpha_expand_mov): Likewise.
5165 (secondary_reload_class): Check memory_operand not general_operand
5167 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5168 (alpha_expand_unaligned_store): Likewise.
5169 (alpha_expand_unaligned_load_words): Likewise.
5170 (alpha_expand_unaligned_store_words): Likewise.
5171 (alpha_expand_block_clear): Likewise.
5172 (print_operand): Handle %#, %*, %H.
5173 (print_operand_address): Handle LO_SUM.
5175 (alpha_does_function_need_gp): Use it.
5176 (alpha_expand_block_move): Fix signed compare warnings.
5177 (alpha_sa_mask, alpha_align_insns): Likewise.
5178 * config/alpha/alpha-protos.h: Update.
5179 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5180 (MASK_EXPLICIT_RELOCS): New.
5181 (TARGET_SWITCHES): Add -mexplicit-relocs.
5182 (EXTRA_CONSTRAINT): Add 'T'.
5183 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5184 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5185 (ENCODE_SECTION_INFO): Out line.
5186 (REDO_SECTION_INFO_P): New.
5187 (STRIP_NAME_ENCODING): New.
5188 (ASM_OUTPUT_LABELREF): New.
5189 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5190 (PREDICATE_CODES): Update.
5191 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5192 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5193 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5194 builtin_setjmp_receiver_er, exception_receiver_1_er,
5195 call_value_osf_1_er): New patterns.
5196 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5197 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5198 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5199 (FINAL_PRESCAN_INSN): New.
5201 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5203 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5205 2001-09-08 Andreas Jaeger <aj@suse.de>
5207 * i386.h (TARGET_SWITCHES): Fix description.
5209 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5211 * rs6000.c (num_insns_constant): Compute number of instructions
5214 * doc/install.texi: Explain AIX exception handling work-around.
5215 Update URL for AIX fixes.
5217 2001-09-07 Jim Wilson <wilson@redhat.com>
5219 * alias.c (clear_reg_alias_info): New.
5220 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5221 * rtl.h (clear_reg_alias_info): Declare.
5223 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5225 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5227 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5228 (m16m,edivm,emulm): Change declaration to match definition.
5230 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5232 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5233 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5236 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5238 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5239 which have no corresponding C type.
5240 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5241 the representation of 64-bit doubles to work with 64-bit ints.
5243 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5245 * config/mips/mips.c (override_options): Do not override ISA when ABI
5246 specified if MIPS_CPU_STRING_DEFAULT was specified.
5248 2001-09-07 Richard Henderson <rth@redhat.com>
5250 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5251 (express_from_1): Wrap lines.
5252 * rtlanal.c (commutative_operand_precedence): Rename from
5253 operand_preference; export.
5254 * rtl.h: Declare it.
5255 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5256 (simplify_binary_operation): Invoke simplify_plus_minus on
5257 (CONST (PLUS ...)) as well.
5258 (struct simplify_plus_minus_op_data): New.
5259 (simplify_plus_minus_op_data_cmp): New.
5260 (simplify_plus_minus): Use them. Avoid infinite recursion with
5261 simplify_binary_operation wrt CONST.
5263 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5265 * h8300-protos.h (general_operand_dst_push): Remove.
5266 * h8300.c (general_operand_dst_push): Likewise.
5267 * h8300.h (OK_FOR_T): Likewise.
5268 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5269 * h8300.md (pushqi_h8300): New.
5270 (pushqi_h8300hs): Likewise.
5272 (pushhi_h8300): Likewise.
5273 (pushhi_h8300hs): Likewise.
5276 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5278 * genattrtab.c (attr_printf): First arg is unsigned.
5279 Clean up formatting of callers.
5281 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5283 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5286 2001-09-07 Andreas Jaeger <aj@suse.de>
5288 * i386.h (TARGET_SWITCHES): Fix descriptions.
5290 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5292 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5294 2001-09-06 Ira Ruben <ira@apple.com>
5296 Remove OP_IDENTIFIER.
5297 * tree.def (OP_IDENTIFIER): Remove.
5298 * tree.c (tree_node_kind enum): Remove op_id_kind.
5299 (tree_node_kind_names): Remove "op_identifiers".
5300 (make_node): Remove OP_IDENTIFIER test.
5301 (build_op_identifier): Removed because it isn't being used.
5302 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5303 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5305 2001-09-06 Richard Henderson <rth@redhat.com>
5307 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5309 2001-09-06 Richard Henderson <rth@redhat.com>
5311 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5314 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5316 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5317 number used for CR register.
5319 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5320 Joern Rennecke (amylaar@cygnus.com)
5322 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5323 * h8300.c (initial_offset): Handle offset between RP and FP.
5324 (h8300_return_addr_rtx): New function.
5325 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5327 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5328 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5329 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5330 (CAN_ELIMINATE, REGISTER_NAMES):
5331 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5333 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5335 Remove TYPE_NONCOPIED_PARTS.
5336 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5337 (struct tree_type): Remove noncopied_parts.
5338 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5339 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5340 (fixed_type_p): Remove.
5341 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5342 (expand_expr, MODIFY_EXPR): Likewise.
5343 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5344 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5346 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5348 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5350 (mask64_operand): Likewise.
5351 (includes_rldic_lshift_p): Likewise.
5352 (includes_rldicr_lshift_p): Likewise.
5354 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5356 * objc/objc-act.c (build_message_expr): If a class method cannot
5357 be found, do not issue a warning if a corresponding instance
5358 method exists in the root class.
5360 2001-09-05 Richard Henderson <rth@redhat.com>
5362 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5364 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5366 * function.c (ggc_mark_struct_function): Mark f->outer.
5367 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5368 * integrate.c (output_inline_function): ... not here.
5370 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5372 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5374 * i386.c (size_cost): New static variable.
5375 (override_function): Use size_cost when -Os is specified.
5377 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5378 properly; Use current_function_calls_eh_return.
5379 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5380 use leave to avoid dependency chain.
5382 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5383 get BB loop_depth instead of computing it from LOOP notes.
5385 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5387 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5389 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5390 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5391 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5393 2001-09-05 Jeffrey A Law (law@cygnus.com)
5394 Jason Merrill (jason@redhat.com)
5396 * stor-layout.c (layout_type): Complain if an array's size can
5397 not be represented in a size_t.
5399 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5401 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5403 * gcc.c: (process_command) Add parentheses around assignment
5404 used as truth value.
5406 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5408 * config/mips/mips.c (save_restore_insns): Don't mark any register
5409 save slots as unchanging if current_function_calls_eh_return.
5411 2001-09-05 Richard Henderson <rth@redhat.com>
5413 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5414 * config/alpha/alpha-protos.h: Declare it.
5415 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5416 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5417 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5418 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5419 (REG_OK_FOR_BASE_P): Select one of the above.
5421 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5423 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5424 (crti.o): Prefix name of object file with $(T).
5427 2001-09-05 David S. Miller <davem@redhat.com>
5429 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5430 * config/sparc/linux64.h: Likewise.
5432 2001-09-05 Andreas Jaeger <aj@suse.de>
5434 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5435 available anymore, remove the documentation.
5436 (i386 Options): Fix typo, cleanup index entries.
5438 * prefix.c (concat): Remove, we can use the version from liberty.
5440 2001-09-05 Richard Henderson <rth@redhat.com>
5442 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5443 New functions split out of md file expanders.
5444 * config/alpha/alpha-protos.h: Declare them.
5445 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5447 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5449 * cppmacro.c (funlike_invocation_p): No need to restore context.
5451 2001-09-04 Richard Henderson <rth@redhat.com>
5453 * reload.c (push_reload): Export.
5454 * reload.h (push_reload): Declare it.
5456 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5457 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5458 * config/alpha/alpha.c (alpha_legitimize_address): New.
5459 (alpha_legitimize_reload_address): Likewise.
5460 * config/alpha/alpha-protos.h: Declare them.
5462 2001-09-04 Stan Shebs <shebs@apple.com>
5464 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5465 * config/darwin.c (machopic_stub_name): Account for internally
5466 generated lib calls such as memcpy.
5468 2001-09-04 Richard Henderson <rth@redhat.com>
5470 * unwind.h (_UA_END_OF_STACK): New flag.
5471 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5473 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5475 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5477 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5479 * config/mips/mips.c (save_restore_insns): Change base_offset to
5480 fp_offset in second call to mips_emit_frame_related_store.
5482 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5484 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5485 sometimes be represented as a NOTE of type
5486 NOTE_INSN_DELETED_LABEL.
5487 (Insns): Document NOTE_INSN_DELETED_LABEL.
5489 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5491 * c-common.h (tree_dump_index): Add more comments.
5492 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5493 (dump_option_value_info): New struct.
5494 (dump_options): New array.
5495 (dump_switch_p): Parse switch options symbolically.
5496 * doc/invoke.texi (-fdump-ast): Rename to ...
5497 (-fdump-tree): ... here. Document that options are symbolic, and
5498 not all are applicable.
5500 2001-09-04 David S. Miller <davem@redhat.com>
5502 * config/sparc/sparc.md (define_splits): Kill constraints.
5504 Cleanup redundant and unused insn attributes.
5505 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5506 binary, and move. Mark ialu as default.
5507 (commented out define_function_unit "alu"): Kill.
5508 (define_attr "use_clobbered"): Kill.
5509 (whole file): Kill address insn type references. Replace
5510 all unary/binary/move references with ialu.
5511 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
5512 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
5515 Simplify length insn attribute and make more judicious use
5516 of insn attribute defaulting.
5517 * config/sparc/sparc.md (all insns with length > one): Mark as
5518 insn type multi if real instructions, else use default if
5519 it is a forced splitter.
5520 (all insns with length == one): Use default insn length.
5521 (all insns of type ialu): Use default insn type.
5523 Fix erroneous insn attribute settings.
5524 (addx): Set insn type to misc.
5525 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
5526 const_umulsidi3_sp64): Set insn type to imul.
5528 Track SFmode vs DFmode insns according to UltraSPARC
5530 * config/sparc/sparc.md ("fptype"): New attribute, default
5532 (all DFmode single insns): Mark as fptype "double".
5534 2001-09-03 Jakub Jelinek <jakub@redhat.com>
5536 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
5538 2001-09-03 Richard Henderson <rth@redhat.com>
5540 * function.h (struct function): Add arg_pointer_save_area_init.
5541 * function.c (expand_function_end): Init arg_pointer_save_area.
5542 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
5543 when called from a nested function.
5545 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
5547 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
5550 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5552 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
5554 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
5556 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
5557 (emit_push_insn): Use specified padding direction when
5558 STACK_PUSH_CODE is POST_INC.
5560 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
5562 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5564 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
5566 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
5568 * cppinit.c (cpp_start_read): Free the imacros list as we
5569 traverse it. Don't free the chains before returning.
5570 (_cpp_push_next_buffer): Only try pushing buffers if we've
5571 completed -imacros handling.
5573 2001-08-31 Eric Christopher <echristo@redhat.com>
5575 * gcc.c (handle_braces): Add explaination for abort.
5577 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
5579 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
5580 move adjustment of bitpos instead.
5582 2001-08-31 Zack Weinberg <zack@codesourcery.com>
5584 * function.c: Remove all_functions. Make outer_function_chain
5586 (init_function_start): Don't add new function structure to
5588 (find_function_data, push_function_context_to,
5589 pop_function_context_from, put_var_into_stack,
5590 trampoline_address): Update for changed structure element names.
5591 (push_function_context_to): Disentangle.
5592 (free_after_compilation): Also free F.
5593 (expand_dummy_function_end): Don't free cfun here.
5594 (put_var_into_stack): Comment why we can't use find_function_data here.
5595 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
5596 (mark_function_chain): Split into maybe_mark_struct_function and
5597 ggc_mark_struct_function. Export the latter.
5598 (init_function_once): Mark from cfun and outer_function_chain;
5601 * function.h (struct function): Kill next_global. Rename next
5602 to outer. All users updated to match.
5603 (all_functions, outer_function_chain): Don't declare.
5605 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
5606 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
5607 don't touch f->inlinable, after calling rest_of_compilation.
5609 * tree.h: Forward-declare struct function. Prototype
5610 ggc_mark_struct_function.
5612 2001-08-31 Kazu Hirata <kazu@hxi.com>
5614 * config/h8300/h8300.md (*andorhi3): Fix typos.
5616 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5618 * calls.c (emit_library_call_value): Don't use a fixed
5619 argument after VA_CLOSE, i.e. out of scope in traditional C.
5621 * emit-rtl.c (gen_rtvec): Likewise.
5623 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5625 * Makefile.in (c-pragma.o): Depend on output.h.
5626 (reorg.o): Depend on except.h.
5628 * c-pragma.c: Include output.h.
5630 * reorg.c: Include except.h.
5632 * unwind-dw2.c: Call __builtin_alloca, not alloca.
5634 2001-08-31 Richard Henderson <rth@redhat.com>
5636 * sched-deps.c (add_dependence): Don't elide dependency if the
5637 conditional used by insn is modified in elem.
5639 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
5641 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5643 2001-08-31 Diego Novillo <dnovillo@redhat.com>
5645 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
5648 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5650 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5652 (stormy16_asm_out_constructor): New function.
5653 (TARGET_ASM_CONSTRUCTOR): Define.
5654 (TARGET_ASM_DESTRUCTOR): Define.
5656 2001-08-31 Andreas Jaeger <aj@suse.de>
5658 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5659 * loop.c (add_label_notes): Likewise.
5660 * reload.c (find_reloads): Likewise.
5661 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5663 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5665 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5666 code here. Take _Unwind_{W,Sw}ord*.
5667 (read_encoded_value_with_base): Use them.
5668 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5670 (extract_cie_info): Simplify read_?leb128 handling.
5671 (execute_stack_op, execute_cfa_program): Likewise.
5672 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5674 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5676 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5677 the frame pointer to pop the stack if convenient.
5679 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5680 Don't use post-increment before combine.
5681 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5682 a call-saved register.
5684 2001-08-31 Andreas Jaeger <aj@suse.de>
5686 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5689 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5691 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5692 not DIV/MOD, of course.
5694 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5696 * rtl.def: Undo my patch commited 2001-08-27.
5698 * genattrtab.c: Ditto.
5702 * sched-int.h: Ditto.
5704 * target-def.h: Ditto.
5708 * haifa-sched.c: Ditto.
5710 * sched-rgn.c: Ditto.
5712 * sched-vis.c: Ditto.
5714 * Makefile.in: Ditto.
5716 * doc/md.texi: Ditto.
5718 * doc/tm.texi: Ditto.
5720 * doc/contrib.texi: Ditto.
5722 * doc/gcc.texi: Ditto.
5724 * genattrtab.h: Remove it.
5726 * genautomata.c: Remove it.
5728 * genattr.c: Undo my patch and Richard Henderson's patch commited
5731 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5733 * config.gcc (h8300-*-elf*): New case.
5734 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5735 (SUBTARGET_CPP_SPEC): Define.
5736 (EXTRA_SPECS): Define.
5737 (SUBTARGET_EXTRA_SPECS): Define.
5738 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5739 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5741 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5743 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5744 (LIB2FUNCS_EXTRA): Define.
5745 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5746 config/h8300/fixunssfsi.c: New file.
5748 2001-08-30 Kazu Hirata <kazu@hxi.com>
5750 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5751 define_expand to accommodate target-specific attributes.
5752 (anonymous zero_extendqihi2 patterns): New.
5754 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5756 * h8300.md (*andorhi3): New pattern.
5758 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5760 * h8300.c (dosize): Fix test for "sub".
5762 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5764 * c-typeck.c (pointer_diff): Try to eliminate common term before
5767 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5769 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5770 Account for the saves of the FP registers.
5772 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5773 (TEXT_SECTION_ASM_OP): Define.
5774 (INIT_SECTION_ASM_OP): Define.
5775 (FINI_SECTION_ASM_OP): Define.
5776 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5777 (RDATA_SECTION_FUNCITON): Provide prototype.
5779 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5781 * reload1.c (move2add_note_store): Correct typo checking for
5784 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5786 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5787 note should not be considered outside the libcall block.
5789 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5791 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5793 2001-08-29 Kazu Hirata <kazu@hxi.com>
5795 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5797 2001-08-29 Kazu Hirata <kazu@hxi.com>
5799 * config/h8300/h8300-protos.h: Add a prototype for
5801 * config/h8300/h8300.c (emit_logical_op): New.
5802 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
5809 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5811 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
5812 comparison with rtx INTVAL.
5813 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
5815 * pa.h (FUNCTION_ARG_SIZE): Likewise.
5817 2001-08-29 Kazu Hirata <kazu@hxi.com>
5819 * config/h8300/lib1funcs.asm: Update the copyright. Fix
5822 2001-08-29 Kazu Hirata <kazu@hxi.com>
5824 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
5825 (reg n) to (mem (pre_dec (reg n))
5826 (anonymous movsi pattern): Likewise.
5828 2001-08-29 Kazu Hirata <kazu@hxi.com>
5830 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
5832 2001-08-29 Kazu Hirata <kazu@hxi.com>
5834 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
5835 several special constants.
5837 2001-08-29 Kazu Hirata <kazu@hxi.com>
5839 * config/h8300/lib1funcs.asm: Fix comment typos.
5841 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5843 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
5844 Fix format specifier warnings.
5846 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
5847 inet_makeaddr, semctl): Prototype.
5849 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
5850 (save_restore_insns): Use base_offset, not gp_offset.
5852 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
5853 (ASM_OUTPUT_BYTE): Fix format specifier warning.
5855 2001-08-29 Richard Henderson <rth@redhat.com>
5857 * bb-reorder.c (function_tail_eff_head): New.
5858 (record_effective_endpoints): Set it.
5859 (fixup_reorder_chain): Use it.
5861 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5863 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
5865 2001-08-28 Dale Johannesen <dalej@apple.com>
5867 * config/darwin.c (machopic_function_base_name): Add const
5868 qualifier to a string.
5869 (darwin_encode_section_info): Ditto.
5871 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5873 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
5874 function definition.
5876 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5878 * df.h (struct df): Add rts_order variable.
5880 * df.c (df_visit_next_rts): New function.
5881 (df_visit_next): Renamed to df_visit_next_rc
5882 (df_analyse_1): Allocate/compute/free rts_order as well.
5883 (df_rd_global_compute): Use df_visit_next_rc instead of
5885 (df_ru_global_compute): Use df_visit_next_rts instead of
5888 * flow.c (flow_reverse_top_sort_order_compute): New function.
5890 * basic-block.h: Add prototype.
5892 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5894 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
5895 blocks, the BB_REACHABLE is now set, rather than aux being
5896 non-NULL. Update the test to reflect this.
5898 2001-08-28 Eric Christopher <echristo@redhat.com>
5900 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
5901 config/mips/crti.asm: Ditto.
5903 2001-08-28 Eric Christopher <echristo@redhat.com>
5904 Richard Henderson <rth@redhat.com>
5906 * c-pragma.h (add_weak): Move prototype from here...
5907 * output.h (add_weak): ... to here.
5908 * varasm.c (add_weak): Fix typo.
5909 * config/mips/crti.asm: New file.
5910 * config/mips/crtn.asm: Ditto.
5911 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
5912 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
5913 (INVOKE__main): Ditto.
5914 (INIT_SECTION_ASM_OP): New.
5915 (FINI_SECTION_ASM_OP): Ditto.
5916 (STARTFILE_SPEC): Add crti.
5917 (ENDFILE_SPEC): Add crtn.
5918 * config/mips/elf64.h: Same.
5919 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
5921 * config/mips/vxworks.h: Ditto.
5922 * config/mips/t-elf: Support crti and crtn.
5924 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5926 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
5929 2001-08-28 Richard Henderson <rth@redhat.com>
5931 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
5932 (one_cmplbi2 splitter): Remove redundant test.
5934 2001-08-28 Dale Johannesen <dalej@apple.com>
5936 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
5938 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
5940 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
5942 2001-08-28 Stan Shebs <shebs@apple.com>
5944 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
5945 (UNALIGNED_SHORT_ASM_OP): Define.
5946 (UNALIGNED_INT_ASM_OP): Define.
5948 2001-08-28 Will Cohen <wcohen@redhat.com>
5950 * config/rs6000/rs6000.md (store_multiple): Correct RTL
5951 generation for first set.
5953 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5955 * flow.c (redirect_edge_succ_nodup): Return new edge.
5956 (try_simplify_condjump): Use new edge.
5957 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
5959 * cse.c (cse_basic_block): Skip note instructions.
5961 2001-08-27 Richard Henderson <rth@redhat.com>
5963 * combine.c (combine_simplify_rtx): Don't reverse condition
5964 if there is no reverse for the condition.
5965 (simplify_comparison): Don't simplify subregs from INT to FP.
5967 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
5968 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
5969 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
5970 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
5971 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
5972 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
5974 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5976 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
5977 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
5979 (adddi_dilshr32, adddi_dishl32): Only data register can be
5980 source for mem destination.
5982 * expmed.c (store_bit_field): Ignore adjustment to bitpos
5983 and use bitnum to decide about register move.
5985 2001-08-27 Richard Henderson <rth@redhat.com>
5987 * genattr.c (main): Emit state_t even when not doing scheduling.
5989 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5990 Richard Henderson <rth@redhat.com>
5992 * gcse.c (reg_first_set, reg_last_set): Replace with ...
5993 (reg_avail_info, current_bb): ... these.
5994 (oprs_unchanged_p, record_last_reg_set_info): Use them.
5995 (compute_hash_table): Likewise.
5997 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5999 * flow.c (verify_flow_info): Use checksums to verify edges.
6001 2001-08-27 Richard Henderson <rth@redhat.com>
6003 * genautomata.c (expand_automata): Always create a description.
6005 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6007 * optabs.c (expand_binop): Correctly handle the carry in multiword
6008 add/subtract operations.
6010 2001-08-27 Fred Fish <fnf@be.com>
6012 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6015 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6017 * reload.c (find_reloads_toplev): Back out this change:
6019 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6021 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6022 mem if the address is a mode_dependent_address_p.
6024 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6026 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6027 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6028 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6031 * genattr.c (main): New variable num_insn_reservations. Increase
6032 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6033 pipeline hazard recognizer interface.
6035 * genattrtab.h: New file.
6037 * genattrtab.c: Include genattrtab.h.
6038 (attr_printf, check_attr_test, make_internal_attr,
6039 make_numeric_value): Move protypes into genattrtab.h. Define them
6041 (num_dfa_decls): New global variable.
6042 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6043 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6044 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6045 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6047 * genautomata.c: New file.
6049 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6051 * sched-int.h: (curr_state): Add the external definition for
6052 automaton pipeline interface.
6053 (haifa_insn_data): Add comments for members blockage and units.
6055 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6056 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6057 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6058 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6059 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6060 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6061 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6063 (TARGET_SCHED): Use the new macros.
6065 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6066 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6067 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6068 dfa_bubble): New members in gcc_target.sched.
6070 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6071 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6072 (insn_queue): Redefine it as pointer to array.
6073 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6075 (max_insn_queue_index_macro_value): New variable.
6076 (curr_state, dfa_state_size, ready_try): New varaibles for
6077 automaton interface.
6078 (ready_element, ready_remove, max_issue): New function prototypes
6079 for automaton interface.
6080 (choose_ready): New function prototype.
6081 (insn_unit, blockage_range): Add comments.
6082 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6083 FUNCTION_UNITS_SIZE == 0.
6084 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6085 actual_hazard, potential_hazard): Add comments.
6086 (insn_cost): Use cost -1 as undefined value. Remove
6087 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6089 (ready_element, ready_remove): New functions for automaton
6091 (schedule_insn): Add new code for automaton pipeline interface.
6092 (queue_to_ready): Add new code for automaton pipeline interface.
6093 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6094 (debug_ready_list): Print newline when the queue is empty.
6095 (max_issue): New function for automaton pipeline interface.
6096 (choose_ready): New function.
6097 (schedule_block): Add new code for automaton pipeline interface.
6098 Print ready list before scheduling each insn.
6099 (sched_init): Add new code for automaton pipeline interface.
6100 Initiate insn cost by -1.
6101 (sched_finish): Free the current automaton state and finalize
6102 automaton pipeline interface.
6104 * sched-rgn.c: Include target.h.
6105 (init_ready_list, new_ready, debug_dependencies): Add new code for
6106 automaton pipeline interface.
6108 * sched-vis.c: Include target.h.
6109 (get_visual_tbl_length): Add code for automaton interface.
6110 (target_units, print_block_visualization): Add comments.
6112 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6113 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6114 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6115 (getruntime.o, genautomata.o): New entries.
6116 (genattrtab.o): Add new dependency file genattrtab.h.
6117 (genattrtab): Add new dependencies. Link it with `libm.a'.
6118 (getruntime.o, hashtab.o): New entries for canadian cross.
6120 * doc/md.texi: Description of automaton based model.
6122 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6124 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6125 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6126 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6127 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6128 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6129 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6130 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6132 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6133 MAX_DFA_ISSUE_RATE): New macro descriptions.
6135 * doc/contrib.texi: Add dfa based scheduler contribution.
6137 * doc/gcc.texi: Add more information about genattrtab.
6139 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6141 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6144 2001-08-27 Richard Henderson <rth@redhat.com>
6146 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6147 (get_arg_pointer_save_area): New. Create an init it here.
6148 (fix_lexical_addr): Use it.
6149 * function.h: Declare it.
6150 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6151 * stmt.c (expand_nl_goto_receiver): Use it.
6153 2001-08-27 Richard Henderson <rth@redhat.com>
6155 * final.c (final_scan_insn): Don't enter APP_ON mode for
6158 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6159 alignment for assemble_integer for DW_EH_PE_aligned.
6160 * except.c (output_function_exception_table): Likewise.
6162 2001-08-26 Andreas Jaeger <aj@suse.de>
6164 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6166 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6168 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6170 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6172 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6174 (mask64_operand): Likewise.
6175 (rldic_operand): Delete.
6176 (includes_lshift64_p): Delete.
6177 (includes_rldic_lshift_p): New function.
6178 (includes_rldicr_lshift_p): New function.
6179 (print_operand): Don't call rldic_operand in case 'W'.
6180 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6181 (includes_lshift64_p): Remove.
6182 (includes_rldic_lshift_p): Declare.
6183 (includes_rldicr_lshift_p): Declare.
6184 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6185 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6186 Replace match_operand rldic_operand predicate with
6187 const_int_operand. Replace includes_lshift64_p condition with
6188 includes_rldic_lshift_p.
6189 <ashldi3_internal 64 bit rldicr patterns>: New.
6191 2001-08-27 Andreas Jaeger <aj@suse.de>
6193 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6194 * errors.c: Likewise.
6195 * final.c: Likewise.
6196 * dwarf2asm.c: Likewise.
6197 * doprint.c (checkit): Likewise.
6198 * diagnostic.c: Likewise.
6199 * collect2.c: Likewise.
6200 * calls.c: Likewise.
6201 * c-semantics.c (build_stmt): Likewise.
6202 * c-format.c (status_warning): Likewise.
6203 * c-errors.c (pedwarn_c99): Likewise.
6204 * builtins.c (validate_arglist): Likewise.
6205 * config/pj/pj.c (pj_printf): Likewise.
6206 * fix-header.c: Likewise.
6208 * gcov.c (fnotice): Likewise.
6209 * gensupport.c (message_with_line): Likewise.
6210 * mips-tfile.c: Likewise.
6211 * protoize.c (notice): Likewise.
6212 * read-rtl.c (fatal_with_file_and_line): Likewise.
6213 * rtl-error.c: Likewise.
6214 * tradcpp.c: Likewise.
6216 * cp/tree.c (build_min_nt): Likewise.
6217 (build_min): Likewise.
6218 * cp/lex.c: Likewise.
6219 * cp/errfn.c: Likewise.
6220 * cp/rtti.c (create_pseudo_type_info): Likewise.
6222 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6224 * df.c (df_uses_record): Return after recording all uses
6227 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6229 * df.c (df_insn_modify): Realloc the INSN table here, if
6230 necessary, here, too.
6232 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6234 * config/mips/mips.c (mips_function_value): Handle complex return
6237 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6239 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6241 * reload.c (make_memloc): Copy result if it is still
6242 reg_equiv_memory_loc[regno] on return.
6243 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6244 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6245 reg_equiv_mem are modified by the substitutions.
6247 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6249 * predict.c (expensive_function_p): New.
6250 * rtl.h (expensive_function_p): Declare.
6251 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6252 (use_fast_prologue_epilogue): New static variable.
6253 (expand_prologue): Set it; emit short prologues if unset.
6254 (expand_epilogue): Likewise.
6256 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6258 * config.gcc: Add stormy16-*-elf case.
6259 * config/stormy16/stormy-abi: New file.
6260 * config/stormy16/stormy16-lib2.c: New file.
6261 * config/stormy16/stormy16-protos.h: New file.
6262 * config/stormy16/stormy16.c: New file.
6263 * config/stormy16/stormy16.h: New file.
6264 * config/stormy16/stormy16.md: New file.
6265 * config/stormy16/t-stormy16: New file.
6267 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6269 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6271 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6273 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6274 descriptor members are pointer size, not constant 4.
6275 * config/rs6000/rs6000.md (define_splits): Remove more unused
6278 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6280 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6282 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6284 * cp/rtti.c (VPARAMS): Fix parameter.
6286 2001-08-24 Zack Weinberg <zackw@panix.com>
6288 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6290 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6292 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6293 in if controlling use of insv.
6294 (extract_bit_field): Likewise, for extv and extzv.
6296 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6298 * i386.md (movcc peep2): Fix load of 0.
6300 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6302 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6303 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6305 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6307 * c-pragma.h: Move weak_syms and weak_decls...
6308 * varasm.c: ...here. Now static.
6309 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6310 depend on HANDLE_PRAGMA_WEAK.
6312 * c-common.c (c_alignof, c_alignof_expr): Move here...
6313 * c-typeck.c: ...from here.
6314 * c-tree.h, c-common.h: Adjust.
6316 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6318 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6319 instead of incrementing it.
6321 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6322 asm ready, don't try to move them all into the same array element.
6324 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6326 * function.c (thread_prologue_and_epilogue_insns): Avoid
6327 fallthru flag on edge to exit.
6329 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6331 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6334 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6336 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6337 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6338 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6341 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6343 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6344 replace "GNU CC" with "GCC".
6346 2001-08-23 Richard Henderson <rth@redhat.com>
6348 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6349 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6350 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6351 Need GR between FR and not GR_AND_FR.
6352 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6353 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6354 AR regs before GR regs.
6355 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6356 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6357 (REGISTER_MOVE_COST): Update.
6358 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6360 2001-08-23 Richard Henderson <rth@redhat.com>
6362 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6365 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6367 * reload1.c (emit_reload_insns): Don't look for notes
6368 on a NULL store_insn.
6370 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6372 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6373 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6374 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6375 format specifier warnings.
6376 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6378 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6380 * config/i386/i386-protos.h: Correct declaration of
6381 i386_pe_asm_named_section.
6383 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6385 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6387 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6389 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6391 * cpperror.c (print_location): Don't show _Pragma.
6392 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6393 and file change callback generation here.
6394 (stack_include_file): Update use of cpp_push_buffer.
6395 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6396 (struct cpp_buffer): Remove type, pfile members.
6397 * cppinit.c (cpp_handle_option): Use free_chain.
6398 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6399 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6400 a cpp_reader rather than a cpp_buffer.
6401 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6402 skip_line_comment, parse_string, lex_percent, lex_dot,
6403 _cpp_lex_token): Update accordingly.
6404 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6406 (cpp_push_buffer): Update prototype.
6407 (run_directive): Update use of cpp_push_buffer.
6408 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6409 handle_assertion): Update use of run_directive.
6410 * cpplib.h (enum cpp_buffer_type): Remove.
6411 (cpp_push_buffer): Update prototype.
6412 * fix-header.c (read_scan_file): Update.
6414 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6416 * gcc.c (struct prefix_list): Change prefix to const char *.
6418 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6420 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6422 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6424 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6427 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6430 * ifcvt.c (dead_or_predicable): Adjust.
6431 * loop.c (find_and_verify_loops): Adjust.
6432 * stmt.c (expand_end_case): Adjust.
6433 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6434 head and end insn pointers in the basic block, not just local copies.
6435 (merge_blocks_move_predecessor_nojumps): Likewise.
6437 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6439 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6440 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6441 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6442 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6443 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6444 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6445 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6446 conditions.h, config.gcc, configure.frag, configure.in,
6447 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6448 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6449 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6450 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6451 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6452 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6453 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6454 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6455 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6456 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6457 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6458 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6459 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6460 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6461 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6462 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6463 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6464 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6465 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6466 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6467 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6468 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6469 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6470 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6471 params.h, predict.c, predict.def, predict.h, prefix.c,
6472 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6473 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6474 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6475 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6476 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6477 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6478 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6479 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6480 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6481 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6482 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6483 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6484 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6485 xcoffout.h: replace "GNU CC" with "GCC".
6487 2001-08-21 Richard Henderson <rth@redhat.com>
6489 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6490 (final_scan_insn): Consider jump tables data even if we have no
6491 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6493 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6494 (ASM_OUTPUT_CASE_END): Remove.
6495 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6496 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6497 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6499 2001-08-21 Richard Henderson <rth@redhat.com>
6501 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6502 at barrier insns. Emit stop bits before barriers.
6504 * flow.c (flow_find_cross_jump): Don't consider unconditional
6505 return insns for commoning.
6507 * final.c (compute_alignments): Fix typo.
6509 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6510 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
6511 (store_bit_field): Use mode_for_extraction more places.
6512 (extract_bit_field): Likewise.
6514 2001-08-21 Zack Weinberg <zackw@panix.com>
6516 * caller-save.c: Don't include insn-codes.h.
6517 (reg_save_code, reg_restore_code): Make arrays of int.
6518 All uses updated to match.
6519 (insert_save, insert_restore): No need to initialize "code"
6520 variable upon declaration.
6521 * Makefile.in: update dependencies; fix typo in clean rule.
6523 2001-08-21 Richard Henderson <rth@redhat.com>
6525 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
6526 (merge_if_block): Handle fallout from same.
6528 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6530 * builtins.c (type_to_class): Fix typo in last change.
6532 2001-08-21 Richard Henderson <rth@redhat.com>
6534 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
6535 ia64_asm_output_label.
6537 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
6538 copy of gp while the real gp register contains garbage.
6540 2001-08-21 Zack Weinberg <zackw@panix.com>
6542 * expmed.c (mode_for_extraction): New function.
6543 (store_bit_field, extract_bit_field): Use it.
6544 * expr.h: Prototype it and provide an enum for its first argument.
6546 * combine.c, function.c, recog.c: Don't include insn-codes.h.
6547 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
6548 and digging through the insn_data tables.
6549 * Makefile.in: Update dependencies.
6551 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6553 * cppfiles.c (stack_include_file): line-map.c now handles include
6555 (handle_missing_handler): Similarly.
6556 (_cpp_execute_include): Similarly.
6557 (_cpp_pop_file_buffer): Similarly.
6558 * cpphash.h (struct cpp_reader): Remove system_include_depth,
6559 buffer_stack_depth and include_depth.
6560 * cpplib.c (do_include_common): line-map.c now handles include depth.
6561 (cpp_push_buffer): Similarly.
6562 (_cpp_pop_buffer): Similarly.
6563 * cppmacro.c (builtin_macro): Update.
6564 * line-map.c (init_line_maps): Set depth.
6565 (add_line_map): Increment "used" earlier. Update and use the
6567 (trace_include): Use the include depth.
6568 * line-map.h (struct line_maps): New member depth.
6570 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6572 * cppfiles.c (stack_include_file): Don't handle -H here.
6573 * cppinit.c (cpp_start_read): Set include tracing after
6574 cpp_post_options and after stacking the main file.
6575 * line-map.c (trace_include): New.
6576 (init_line_maps, add_line_map): Update.
6577 * line-map.h (struct line_maps): New member trace_includes.
6579 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6581 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
6582 * cppfiles.c (stack_include_file): Only stack a file if there
6583 is something to do. Return a boolean indicating whether a
6584 buffer was stacked or not.
6585 (_cpp_execute_include): Similarly.
6586 (_cpp_read_file): Similarly.
6587 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
6589 2001-08-21 Sam Steingold <sds@gnu.org>
6591 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
6592 (RECACHE): keep obufp_before_macroname up to date
6594 2001-08-21 Zack Weinberg <zackw@panix.com>
6596 * stmt.c: Don't include insn-codes.h.
6597 (expand_end_case): Machine specific logic moved to expr.c.
6598 No need to worry about __builtin_classify_type.
6599 (check_for_full_enumeration_handling, emit_case_nodes):
6602 * builtins.o (expand_builtin_classify_type): Split up so code
6603 can be shared with fold_builtin_classify_type.
6604 (type_to_class, fold_builtin_classify_type): New functions.
6605 (fold_builtins): Handle __builtin_classify_type.
6607 * expr.c (do_tablejump): Now static.
6608 (case_values_threshold, try_casesi, try_tablejump): New;
6609 code mostly from stmt.c (expand_end_case).
6610 (expr.h): Update prototypes.
6612 * Makefile.in (stmt.o): Update dependencies.
6614 2001-08-21 Will Cohen <wcohen@redhat.com>
6616 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
6617 declaration of variable i.
6618 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
6619 declaration of variable i.
6621 2001-08-21 Richard Henderson <rth@redhat.com>
6623 * crtstuff.c: Fix thinko last change. Move list tails to start
6624 of CRT_END section. Tidy ifdefs.
6625 (__EH_FRAME_BEGIN__): Always static for ELF.
6626 (__do_global_ctors_1): Rename from __frame_dummy.
6627 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
6628 name change; don't hide __EH_FRAME_BEGIN__.
6630 2001-08-21 Richard Henderson <rth@redhat.com>
6632 * gdbinit.in: Move break on exit after break on fancy_abort.
6634 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
6637 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6639 * cpphash.h (_cpp_push_next_buffer): New.
6640 * cppinit.c (do_includes): Remove.
6641 (push_include, free_chain, _cpp_push_next_buffer): New.
6642 (cpp_start_read): Use them to rework command line option handling.
6643 (cpp_handle_option): Combine handling of -include and -imacros.
6644 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
6645 appropriate. Always insert missing \n at EOF.
6646 * cpplib.c (start_directive): Get the directive position right.
6647 * cppmain.c (cb_file_change): Always print the first line, unless
6650 2001-08-20 Andreas Jaeger <aj@suse.de>
6652 * profile.c (compute_branch_probabilities): Remove extra new-line
6654 * flow.c (verify_flow_info): Likewise.
6656 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6658 * basic-block.h (basic_block): Add new field 'flags'.
6659 (BB_REACHABLE): Define.
6660 (expunge_block): Declare.
6661 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6662 (EXIT_BLOCK_PTR): Ditto.
6663 (expunge_block): Remove static declaration.
6664 (cleanup_cfg): Clear bb->aux on every basic block.
6665 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6666 computing reachability.
6667 (delete_unreachable_blocks): Delete block b if b->flags has
6670 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6672 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6674 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6676 * sparc.c (sparc_variable_issue): Fix typo in last change.
6678 2001-08-20 Richard Henderson <rth@redhat.com>
6680 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6682 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6684 * pa.h (RETURN_IN_MEMORY): Improve comment.
6686 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6688 * doc/invoke.texi (Profiling options): Clarify the interactions
6689 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6691 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6693 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6696 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6698 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6701 2001-08-20 Richard Henderson <rth@redhat.com>
6703 * final.c (end_final): Fix typo last change.
6705 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6707 * cppinit.c (init_standard_includes): The returned buffer
6708 is already malloc-ed.
6709 * gcc.c (add_prefix): Similarly.
6710 * prefix.c (translate_name): Update to support clear buffer
6712 (update_path): Similarly. Be sure to free any newly allocated
6713 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6715 * prefix.h (update_path): Update prototype and document.
6716 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6717 up and update to new buffer ownership rules.
6718 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6720 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6722 * final.c (compute_alignments): New function.
6723 (init_insn_lengths): Do not care label_align.
6724 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6725 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6726 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6727 (shorted_branches): Realloc label_align array; do
6728 not call init_insn_lengths; Do not care about loop alignments.
6729 * output.h (compute_alignments): Declare.
6730 * toplev.c (rest_of_compilation): Call compute_alignments.
6731 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6733 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6734 change visited to tovisit.
6735 (propagate_freq): Use faster traversing algorithm.
6736 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6737 to tovisit; reverse meaning.
6739 * predict.c (struct block_info_def): Remove nvisited.
6740 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6741 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6743 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6745 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6746 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6747 (TARGET_FUSED_MADD): New.
6748 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6749 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6750 the multiply-add instructions.
6752 2001-08-19 Richard Henderson <rth@redhat.com>
6754 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6755 is aligned to pointer size.
6757 2001-08-19 Richard Henderson <rth@redhat.com>
6759 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6760 display markers during final schedule.
6762 2001-08-19 Richard Henderson <rth@redhat.com>
6764 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6766 2001-08-19 Richard Henderson <rth@redhat.com>
6768 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6770 (ASM_NAME_TO_STRING): Remove.
6771 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6772 in the same string. Remove support for expressions.
6774 2001-08-19 Richard Henderson <rth@redhat.com>
6776 * config/i386/i386.md (tablejump): Make an expander; handle
6777 pic relative addressing here.
6778 (tablejump_1): Rename from tablejump_pic.
6781 2001-08-19 Richard Henderson <rth@redhat.com>
6783 * regclass.c (fix_register): Fix typo.
6785 2001-08-18 Richard Henderson <rth@redhat.com>
6787 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6788 (struct _Unwind_Context): Expand br_loc to hold it.
6789 (uw_frame_state_for): Handle leaf functions better.
6790 (uw_update_reg_address): Update for br_loc change.
6792 2001-08-18 Richard Henderson <rth@redhat.com>
6794 * crtstuff.c: Move list heads before code that uses them.
6795 (__JCR_LIST__): Remove initial null.
6796 (frame_dummy, __frame_dummy): Do java registration here ...
6797 (__do_global_ctors_aux): ... not here.
6799 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6800 (__do_global_dtors_aux): Update to match.
6801 (__JCR_LIST__, __do_jv_register_classes): New.
6803 * config/ia64/crtend.asm (__JCR_END__): New.
6804 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
6805 instead of an indirect LTOFF22 reloc.
6807 2001-08-18 Richard Henderson <rth@redhat.com>
6809 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
6810 * regclass.c (init_reg_sets_1): Fix typo.
6811 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
6812 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
6813 (ia64_compute_frame_size): Make ar.unat live when in use.
6814 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
6815 for ar.pfs; remove ar.unat handling.
6816 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
6818 (PREDICATE_CODES): Add ar_pfs_reg_operand.
6819 * config/ia64/ia64-protos.h: Update decls.
6820 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
6821 (sibcall_pic): Likewise.
6823 2001-08-18 Richard Henderson <rth@redhat.com>
6825 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
6826 pred_rel_mutex when searching for insn_group_barrier.
6827 * config/ia64/ia64.md (cycle_display): Combine the expander
6830 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
6831 bit before asm as needed.
6833 2001-08-18 Richard Henderson <rth@redhat.com>
6835 * timevar.def (TV_MACH_DEP): New.
6836 * toplev.c (rest_of_compilation): Use it.
6837 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
6839 2001-08-18 Zack Weinberg <zackw@panix.com>
6841 * unwind-dw2.c (execute_stack_op): Add default aborts to
6842 the inner switches to prevent warnings.
6844 2001-08-18 Richard Henderson <rth@redhat.com>
6846 * timevar.h (struct timevar_time_def): Change element type to float.
6847 (ticks_to_msec, clocks_to_msec): Likewise.
6848 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
6849 (get_time): Likewise.
6850 (timevar_print): Adjust zero check and printing to match.
6852 2001-08-18 Zack Weinberg <zackw@panix.com>
6854 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
6855 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
6856 Eliminate overfull or underfull hboxes.
6858 2001-08-18 Zack Weinberg <zackw@panix.com>
6860 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6862 2001-08-18 Zack Weinberg <zackw@panix.com>
6864 * haifa-sched.c: Convert to target hooks. Macros replaced
6865 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
6866 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
6867 MD_SCHED_FINISH, and HAVE_cycle_display.
6868 * target-def.h (TARGET_SCHED_ADJUST_COST,
6869 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
6870 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
6871 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
6872 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
6873 New hook #defines to be overridden.
6874 (TARGET_SCHED): Bring them all together.
6875 (TARGET_INITIALIZER): Update.
6876 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
6877 instead of 'struct rtx_def *' throughout.
6878 (struct sched): New set of hooks for the scheduler.
6879 * Makefile.in (haifa-sched.o): Depend on target.h.
6880 * doc/tm.texi: Document the new scheduler hooks, together in
6881 their own section, instead of scattered around.
6882 Fix a bunch of underfull/overfull hboxes.
6884 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
6885 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
6886 sparc.h: Don't define any of the old scheduler macros.
6888 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
6889 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
6890 sparc.c: Create hook functions from code extracted from
6891 corresponding target header, or make existing hooks static, as
6892 appropriate. Set the appropriate entries in targetm.
6894 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
6895 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
6896 rs6000-protos.h, s390-protos.h, sparc-protos.h:
6897 Remove prototypes for functions which are now static.
6899 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
6900 related gunk; the Haifa scheduler is now the only choice.
6902 2001-08-18 Zack Weinberg <zackw@panix.com>
6904 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
6905 * genopinit.c: Put floating point divide insns in sdiv_optab.
6906 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
6907 * config/gofast.h, config/c4x/c4x.h,
6908 config/ia64/hpux_longdouble.h, config/mips/mips.h,
6909 config/pa/long_double.h, config/rs6000/sysv4.h,
6910 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
6911 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
6912 (init_optabs): Use init_optabv for overflow-trapping optabs.
6913 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
6914 cmp_optab RTX codes so have_insn_for can find them.
6916 * optabs.c (expand_simple_binop, expand_simple_unop,
6917 have_insn_for, gen_sub3_insn): New interfaces.
6918 * expr.h: Prototype new functions.
6919 (enum optab_methods): Move here from optabs.h.
6921 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
6922 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
6923 Use new functions instead of working directly with optabs.
6924 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
6925 unroll.c: Don't include optabs.h.
6926 * caller-save.c, combine.c, function.c, stmt.c: Just include
6927 insn-codes.h, not optabs.h.
6928 * Makefile.in: Update dependencies.
6930 * combine.c (make_compound_operation, simplify_comparison):
6931 Fix typos testing for this or that instruction.
6933 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6935 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
6936 generating libgcc.a.
6938 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6940 * except.c (TYPE_HASH): Delete.
6942 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
6945 * tree.c (TYPE_HASH): Delete.
6947 * tree.h (TYPE_HASH): Define.
6949 2001-08-18 Graham Stott <grahams@redhat.com>
6951 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
6953 (adddi3_internal_2+2): Likewise.
6954 (eh_set_lr_di+1): Likewise.
6956 2001-08-17 Richard Henderson <rth@redhat.com>
6958 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6959 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
6960 * dwarf2asm.c: ... here.
6961 * dwarfout.c: Remove them.
6963 * varasm.c (assemble_integer): Add align parameter.
6964 (assemble_real, output_constant, output_constructor): Likewise.
6965 * output.h: Update decls.
6966 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
6967 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
6968 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
6969 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
6970 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
6973 * final.c (end_final): Abort profile block generation if we
6974 havn't layed it out properly.
6975 * output.h (assemble_eh_integer): Remove stale decl.
6976 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
6978 (assemble_integer): Handle unaligned data.
6979 (assemble_real): Abort on unaligned data.
6980 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
6982 (default_dtor_section_asm_out_destructor): Use assemble_align.
6983 (default_named_section_asm_out_constructor): Likewise.
6984 (default_ctor_section_asm_out_constructor): Likewise.
6985 * config/darwin.c (machopic_asm_out_constructor): Likewise.
6986 (machopic_asm_out_destructor): Likewise.
6987 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
6988 (nextstep_asm_out_destructor): Likewise.
6989 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
6990 (vms_asm_out_destructor): Likewise.
6992 2001-08-17 Richard Henderson <rth@redhat.com>
6994 * config/mips/iris6.h (TARGET_IRIX6): New.
6995 (current_section_name, current_section_flags): New.
6996 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
6997 (MAX_OFILE_ALIGNMENT): New.
6998 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
6999 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7000 (copy_file_data): Split out from
7001 (mips_asm_file_end): ... here.
7002 (mips_asm_file_start): Remove extra .section directive. Use
7003 tmpfile instead of mips_make_temp_file.
7004 (mips_unique_section): Use const char * as needed for warnings.
7005 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7006 re-add align parameter.
7007 (iris6_asm_named_section): New.
7008 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7009 (iris6_asm_output_align, iris6_section_align_1): New.
7010 (iris6_asm_file_start, iris6_asm_file_end): New.
7011 * config/mips/mips-protos.h: Update decls.
7013 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7015 * doc/install.texi (Install GCC): Add links to build status pages.
7017 (Final install): Ditto; request updates for specific info
7019 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7021 * cpperror.c (print_location): Don't take a file name; use the
7023 (_cpp_begin_message): Similarly.
7024 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7025 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7026 (cpp_pedwarn_with_file_and_line): Remove.
7027 * cppfiles.c (stack_include_file): Update; set filename to stdin
7028 here when appropriate.
7029 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7030 (_cpp_begin_message): Don't take a file name.
7031 * cppinit.c: Add comment.
7032 * cpplex.c: Fix end-of-directive indicator.
7033 * cpplib.c: Don't include intl.h.
7034 (run_directive, do_diagnostic): Update.
7035 (do_line): Update to not use nominal_fname.
7036 (cpp_push_buffer): Don't take a filename.
7037 * cpplib.h (struct ht): Remove.
7038 (cpp_push_buffer): Don't take a filename.
7039 (cpp_pedwarn_with_file_and_line): Remove.
7040 * cppmacro.c (struct cpp_macro): Remove file.
7041 (builtin_macro): Update.
7042 (_cpp_create_definition): Update.
7043 * cppmain.c: Correct comment.
7044 * fix-header.c (read_scan_file): Update.
7046 2001-08-17 Kazu Hirata <kazu@hxi.com>
7048 * sbitmap.c: Fix comment formatting.
7049 * sched-deps.c: Likewise.
7050 * sibcall.c: Likewise.
7051 * simplify-rtx.c: Likewise.
7053 * ssa-ccp.c: Likewise.
7054 * stor-layout.c: Likewise.
7055 * timevar.c: Likewise.
7056 * toplev.c: Likewise.
7057 * unwind-dw2.c: Likewise.
7058 * unwind-dw2-fde.c: Likewise.
7059 * varasm.c: Likewise.
7061 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7063 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7064 or larger than an integer in memory.
7066 2001-08-17 Zack Weinberg <zackw@panix.com>
7068 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7069 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7070 * rtl.h: Don't forward-declare union tree_node here. Don't
7071 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7072 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7073 and tree respectively.
7074 * tree.h: Don't forward-declare struct rtx_def here. Don't
7075 typedef tree here. Change all uses of struct rtx_def *,
7076 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7077 and tree respectively.
7079 2001-08-17 Richard Henderson <rth@redhat.com>
7081 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7082 config/mips/openbsd.h: Fix typos last change.
7084 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7086 * doc/invoke.texi (Optimize Options): The default for
7087 -finline-limit is 600.
7089 2001-08-17 Richard Henderson <rth@redhat.com>
7091 * varasm.c (text_section): Allow TEXT_SECTION to override the
7092 printing of TEXT_SECTION_ASM_OP.
7093 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7094 (DATA_SECTION, BSS_SECTION): Remove.
7095 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7096 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7097 Rename from s/_NAME//.
7098 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7099 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7100 (TEXT_SECTION): ... here. New.
7101 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7102 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7103 * config/mips/openbsd.h: Likewise.
7104 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7105 (mips_asm_file_end): Likewise test.
7106 (mips_output_function_epilogue): Likewise. Switch back to data
7107 section after emitting the function.
7109 * doc/tm.texi (Sections): Document TEXT_SECTION.
7111 2001-08-17 Richard Henderson <rth@redhat.com>
7113 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7114 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7116 2001-08-17 Richard Henderson <rth@redhat.com>
7118 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7119 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7120 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7121 Add aligned attribute.
7123 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7125 * config/sh/sh.md: Add modes to unspecs in first insn to match
7126 those in the second.
7128 * Makefile.in: Fix collect2 copy for Cygwin.
7130 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7132 Install the proper patch.
7133 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7134 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7135 (expand_function_start): Likewise.
7136 * stmt.c (expand_decl): Likewise.
7137 * varasm.c (make_decl_rtx): Likewise.
7139 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7141 * final.c: Undo my previous accidental checkin.
7142 * output.h: Likewise.
7143 * tm.texi: Likewise.
7145 2001-08-16 Richard Henderson <rth@redhat.com>
7147 * varasm.c (named_section_flags): Remove align parameter.
7148 * varasm.c, dwarf2out.c: Update all callers.
7149 * output.h: Update prototypes.
7151 * target.h (target.asm_out.named_section): Remove align parameter.
7152 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7153 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7154 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7155 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7156 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7158 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7159 (get_named_section_flags, set_named_section_flags): New.
7160 (named_section_flags): Use them.
7161 (named_section): Do decl vs section flags check here...
7162 (default_section_type_flags): ... not here.
7163 (init_varasm_once): Create in_named_htab.
7164 (resolve_unique_section): Mark reloc unused.
7166 2001-08-16 Richard Henderson <rth@redhat.com>
7168 * varasm.c (force_const_mem): Keep pool alignment in bits.
7169 (output_constant_pool): Use assemble_align.
7171 2001-08-16 Zack Weinberg <zackw@panix.com>
7173 * doc/tm.texi: Remove extra @table command.
7175 2001-08-16 Zack Weinberg <zackw@panix.com>
7177 * final.c (shorten_branches): Clear the end of the label_align
7178 array only if we made it larger. Break up messy expressions
7181 * diagnostic.c (internal_error): Check for error recursion
7182 before doing ICE suppression.
7184 * timevar.c: Timing variables now count in milliseconds.
7185 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7186 (get_time): Not here.
7187 (timevar_print): Don't print any timer whose user, cpu, and
7188 wall times are all zero as displayed.
7189 * timevar.h: Update comment aboout units. Make timevar
7192 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7194 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7195 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7196 (expand_function_start): Likewise.
7197 * stmt.c (expand_decl): Likewise.
7198 * varasm.c (make_decl_rtx): Likewise.
7200 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7202 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7203 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7205 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7207 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7210 2001-08-16 Andreas Jaeger <aj@suse.de>
7212 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7215 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7217 * rtl.h (only_sets_cc0_p): New prototype.
7218 * jump.c (sets_cc0_p): Handle INSN.
7219 (only_sets_cc0_p): New function.
7220 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7221 (tidy_fallthru_edge): Likewise.
7222 * integrate.c (copy_insn_list): Likewise.
7223 * unroll.c (unroll_loop): Likewise.
7224 (copy_loop_body): Likewise.
7226 2001-08-15 Jason Eckhardt <jle@redhat.com>
7228 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7230 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7232 * predict.c (struct block_info_def): Remove nvisited.
7233 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7234 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7236 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7237 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7240 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7242 * predict.def: Update hitrates.
7244 2001-08-15 Richard Henderson <rth@redhat.com>
7246 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7248 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7250 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7251 note from its associated jump.
7253 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7255 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7256 also on 64-bit s390x targets.
7258 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7260 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7262 (arm_expand_prologue): Handled nested functions which take a
7263 variable argument list.
7264 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7265 macro with an invocation of
7266 arm_compute_initial_elimination_offset.
7267 * config/arm/arm-protos.h: Prototype
7268 arm_compute_initial_elimination_offset.
7270 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7272 * doc/install.texi (Specific, avr): Fix markup.
7273 (Specific, c4x): Ditto.
7275 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7277 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7279 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7281 * Makefile.in (OBJS): Add rtl-error.o
7282 (rtl-error.o): New rule.
7283 (diagnostic.o): Adjust dependency.
7284 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7285 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7286 warning_for_asm): Move to...
7287 rtl-error.c: ...here. New file.
7289 2001-08-14 Richard Henderson <rth@redhat.com>
7291 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7292 if USING_SJLJ_EXCEPTIONS.
7294 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7296 * tlink.c (scan_linker_output): Check string for unsatisfied in
7297 addition to undefined and unresolved.
7299 2001-08-14 Graham Stott <grahams@redhat.com>
7301 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7302 EH_FRAME_SECTION_NAME.
7304 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7306 * genattrtab.c (simplify_test_exp_in_temp): New function.
7307 (simplify_test_exp): Avoid explicit use of temporary obstack.
7308 (simplify_cond, insert_right_side, evaluate_eq_attr,
7309 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7310 Use simplify_test_exp_in_temp.
7311 (optimize_attrs): Iterate until expression stabilizes.
7313 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7315 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7316 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7318 2001-08-13 Richard Henderson <rth@redhat.com>
7320 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7321 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7322 * config/arm/conix-elf.h: Likewise.
7324 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7326 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7328 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7330 * gcse.c (hash_scan_set): Expressions that are set as part of
7331 jump instructions are not available.
7333 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7335 * config/s390/s390.c (print_operand, s390_function_prologue,
7336 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7338 2001-08-13 Richard Henderson <rth@redhat.com>
7340 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7341 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7342 * doc/tm.texi (Exception Region Output): Document it.
7344 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7346 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7347 DWARF2 instead of stabs by default.
7349 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7351 * config/rs6000/rs6000.c: Include optabs.h.
7353 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7355 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7356 save/restore routines.
7357 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7359 2001-08-13 Andreas Jaeger <aj@suse.de>
7361 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7362 the english is correct.
7364 2001-08-13 Zack Weinberg <zackw@panix.com>
7366 * expr.h: Split out optab- and libfunc-related code to...
7367 * optabs.h, libfuncs.h: ... these new headers.
7369 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7371 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7373 * mkconfig.sh: Don't include insn-codes.h from config.h.
7375 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7376 enum insn_code is available. Move reload_in_optab and
7377 reload_out_optab array declarations to optabs.h.
7378 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7379 there, prototype in expr.h.
7380 * gencodes.c: Cleanup: zap global variables, don't use
7381 printf where puts will do, don't bother defining MAX_INSN_CODE
7382 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7384 * genemit.c, genopinit.c: Include optabs.h in generated file.
7385 * genoutput.c: Include insn-codes.h in generated file.
7386 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7387 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7388 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7389 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7390 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7391 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7393 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7394 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7395 config/m88k/m88k.c, config/sparc/sparc.c:
7397 * reload.c: Include expr.h and optabs.h before reload.h.
7398 * config/alpha/alpha.c: Include tree.h before reload.h.
7399 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7400 and reload.h in that order.
7401 * config/sparc/sparc.c: Include debug.h.
7402 * recog.c: Include insn-codes.h.
7404 2001-08-13 Andreas Jaeger <aj@suse.de>
7406 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7409 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7411 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7412 * gcc.c (init_spec): Fix typo in comment.
7413 * varasm.c (data_section): Fix typo in comment.
7415 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7417 * predict.c (dump_prediction): New argument "USED".
7418 (combine_predictions_for_insn): Determine the used heuristics,
7419 output the case no heuristic applied.
7420 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7422 2001-08-13 Andreas Jaeger <aj@suse.de>
7424 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7427 2001-08-13 Kazu Hirata <kazu@hxi.com>
7429 * jump.c: Fix formatting.
7431 2001-08-13 Kazu Hirata <kazu@hxi.com>
7433 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7436 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7438 * loop.c (check_dbra_loop): Use condjump_label to compute
7441 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7442 to better document the files they're in.
7444 2001-08-12 Zack Weinberg <zackw@panix.com>
7446 * recog.h (struct insn_operand_data): Shrink 'mode' field
7449 2001-08-12 Kazu Hirata <kazu@hxi.com>
7451 * gcc.c: Fix comment formatting.
7452 * gccspec.c: Likewise.
7455 * genemit.c: Likewise.
7456 * gengenrtl.c: Likewise.
7457 * genrecog.c: Likewise.
7458 * gensupport.c: Likewise.
7459 * ggc-page.c: Likewise.
7460 * global.c: Likewise.
7461 * graph.c: Likewise.
7462 * ifcvt.c: Likewise.
7463 * integrate.c: Likewise.
7465 * libgcc2.c: Likewise.
7467 * mbchar.c: Likewise.
7468 * optabs.c: Likewise.
7469 * predict.c: Likewise.
7470 * prefix.c: Likewise.
7471 * profile.c: Likewise.
7472 * protoize.c: Likewise.
7474 * recog.c: Likewise.
7475 * regclass.c: Likewise.
7476 * regmove.c: Likewise.
7477 * reg-stack.c: Likewise.
7478 * reload1.c: Likewise.
7479 * resource.c: Likewise.
7480 * rtlanal.c: Likewise.
7483 2001-08-12 Kazu Hirata <kazu@hxi.com>
7485 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7486 a tree representing a constant is passed to the macro.
7488 2001-08-12 Richard Henderson <rth@redhat.com>
7490 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7491 (rs6000_elf_asm_out_destructor): New.
7492 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7493 (DTORS_SECTION_ASM_OP): Remove.
7494 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7495 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7497 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7500 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7501 * gcc.c (set_collect_gcc_options): New function, split out from
7503 Ignore elided switches.
7504 (do_spec_1): Invoke before executing command.
7505 (set_input): Export.
7506 Move declaration ...
7507 * gcc.h (set_input): ... here.
7508 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7511 2001-08-12 Richard Henderson <rth@redhat.com>
7513 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
7514 thinko wrt TARGET_RELOCATABLE.
7516 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
7518 * fix-header.c (cb_file_change): Update prototype.
7520 2001-08-11 Zack Weinberg <zackw@panix.com>
7522 * toplev.c (set_float_handler): Make static.
7523 * toplev.h: Don't prototype set_float_handler.
7525 * simplify-rtx.c: Don't include setjmp.h.
7526 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
7528 (simplify_unary_operation, simplify_binary_operation): Use them,
7529 via do_float_handler.
7531 * fold-const.c: Don't include setjmp.h.
7532 (exact_real_inverse_1): New function.
7533 (exact_real_inverse): Use it, via do_float_handler.
7535 * varasm.c: Don't include setjmp.h.
7536 (assemble_real_1): New function.
7537 (assemble_real): Use it, via do_float_handler.
7538 Call internal_error if we get a trap here.
7540 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
7541 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
7543 2001-08-11 Zack Weinberg <zackw@panix.com>
7545 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
7546 STACK_BOUNDARY if not already defined.
7548 * calls.c, function.c, reload1.c, explow.c: Don't default
7549 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
7550 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
7552 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
7555 * doc/tm.texi: Document that STACK_BOUNDARY is required;
7556 clarify difference between it and PREFERRED_STACK_BOUNDARY.
7558 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7560 * cppmacro.c (enter_macro_context): Push macro expansions even
7563 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7565 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
7566 (rs6000_elf_section_type_flags): Actually return a value.
7568 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7570 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
7571 Clean up code: add missing comments and prototypes, fix warnings,
7572 remove obsolete code, fix spacing to conform to coding style.
7574 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7576 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
7577 and TARGET_ASM_CLOSE_PAREN.
7578 (regclass_map): CC register belongs to class NO_REGS.
7579 (legitimize_pic_address): Don't generate unnecessary moves
7580 (to avoid confusing loop optimization).
7581 (check_and_change_labels): Replace jump_long by indirect_jump.
7582 (s390_final_chunkify): Don't start a new literal pool on section
7583 switch in 64-bit code.
7584 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
7586 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
7587 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
7588 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
7590 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
7591 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
7592 (CONST_COSTS): Fixed incorrect costs.
7594 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
7595 Use emit_jump instead of emit_jump_insn (gen_jump).
7596 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
7597 (to avoid confusing flow analysis).
7598 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
7599 (casesi, casesi_jump): New.
7600 (jump_long): Removed. Functionality merged into indirect_jump.
7601 (indirect_jump): Accept address_operand, not just register_operand.
7602 (cjump_long, icjump_long): Use same logic as indirect_jump.
7603 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
7604 Fixed broken setjmp/longjmp handling.
7605 (do_builtin_setjmp_setup): Removed.
7607 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
7608 broken GNU as versions that don't accept .quad with large
7609 negative values. Use hexadecimal output instead.
7610 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
7611 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
7612 FUNCTION_EPILOGUE): Removed. Now in targetm.
7614 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
7616 * config/s390/fixdfdi.h: Add missing copyright statement.
7617 Fix type conflicts on 64-bit. Add missing SFmode routines.
7619 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
7622 2001-08-11 Richard Henderson <rth@redhat.com>
7624 * rtl.h (REG_EH_RETHROW): Remove.
7625 * rtl.c (reg_note_name): Update.
7626 * combine.c (distribute_notes): Don't check for it.
7628 2001-08-11 Richard Henderson <rth@redhat.com>
7630 * combine.c (distribute_notes): Place REG_SETJMP.
7632 2001-08-11 Richard Henderson <rth@redhat.com>
7634 * doc/extend.texi (Arrays and pointers implementation): Discourage
7635 relying on sign-extension of pointers.
7637 2001-08-11 H.J. Lu <hjl@gnu.org>
7639 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
7641 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
7642 RDATA_SECTION_ASM_OP.
7644 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7646 * doc/install.texi (Specific, c4x): Fix cross-reference to the
7647 main manual to work both for info and HTML versions.
7649 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7650 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7652 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7653 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7654 (struct cpp_pool): New member first.
7655 * cppinit.c (append_include_chain): Plug memory leaks.
7656 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7657 Allocate pragma structures from the (aligned) macro pool to
7658 avoid leaking memory.
7659 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7660 so we don't leak memory.
7661 * hashtable.c (ht_destroy): New.
7662 * hashtable.h (ht_destroy): New.
7664 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7665 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7667 * c-lex.c (map): Make const.
7668 (cb_file_change): Update for callback passing a line map.
7669 Don't assume we have a previous map. Remove sanity check
7670 about popping too many files.
7671 * cpperror.c (print_location): Make map const.
7672 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7673 (cpp_make_system_header): Similarly.
7674 (search_from): Similarly.
7675 (_cpp_execute_include): Don't remember where we came from.
7676 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7677 (struct cpp_reader): Make map const.
7678 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7679 * cpplib.c (do_line): Update; line maps now hold sysp.
7680 (cpp_push_buffer): Similarly.
7681 (_cpp_do_file_change): Similarly; callback with map instead.
7682 (cpp_get_line_maps): Constify return value.
7683 (_cpp_pop_buffer): Update.
7684 * cpplib.h (struct cpp_file_change): Remove.
7685 (struct cpp_callbacks): Update.
7686 (cpp_get_line_maps): Constify return value.
7687 * cppmacro.c (_cpp_create_definition): Update.
7688 * cppmain.c (struct printer): Constify map.
7689 (maybe_print_line): Similarly.
7690 (print_line): Similarly. Deduce flags 1 and 2 here.
7691 (cb_file_change): Update.
7692 * line-map.c (free_line_maps): Warn regardless.
7693 (add_line_map): Return pointer to const. When passed NULL to_file
7694 with LC_LEAVE, use the obvious values for the return point so the
7695 caller doesn't have to figure them out.
7696 (lookup_line): Return pointer to const.
7697 (print_containing_files): Take pointer to const.
7698 * line-map.h (struct line_map): New members reason, sysp.
7699 (add_line_map): Return pointer to const.
7700 (lookup_line): Similarly.
7701 (print_containing_files): Take pointer to const.
7703 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7704 Richard Henderson <rth@redhat.com>
7706 * regmove.c (regmove_optimize): Avoid setting a register twice in
7709 2001-08-10 Richard Henderson <rth@redhat.com>
7711 * doc/extend.texi (Arrays and pointers implementation): Document
7712 behavior of pointer/integer conversion.
7714 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7716 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7718 2001-08-10 Richard Henderson <rth@redhat.com>
7720 * doc/extend.texi (C Implementation): New chapter.
7721 * doc/gcc.texi (Top): Link it in.
7723 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7725 * doc/install.texi (Specific): Fix CVS merge botch.
7727 2001-08-10 Richard Henderson <rth@redhat.com>
7729 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7730 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7732 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7734 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7735 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7736 this macro is now required.
7738 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7739 loop.c (find_and_verify_loops), reload.c (reload): Check
7740 for rtx code of CALL_INSN, not CALL, when deciding if we
7741 need to check for REG_SETJMP note.
7743 * gcse.c (compute_hash_table, compute_store_table): Update
7744 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7747 * config/avr/avr.c: Fix typo.
7748 * config/convex/convex.c (expand_movstr): Use adjust_address.
7749 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7751 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7752 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7754 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7755 Do define STACK_BOUNDARY.
7756 * config/i370/i370.c: Include expr.h.
7757 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7758 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7759 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7760 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7761 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7762 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7763 * config/romp/romp.c: Include expr.h after tree.h.
7765 (output_fpop): Use xmalloc, not oballoc.
7766 * config/we32k/we32k.c: Include expr.h.
7768 2001-08-10 Kazu Hirata <kazu@hxi.com>
7770 * config/h8300/h8300.h: Fix formatting.
7772 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7774 * c-common.h (RETURN_NULLIFIED_P): Lose.
7775 * c-semantics.c (genrtl_return_stmt): Don't check it.
7777 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7779 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7780 (mips_annotate_frame_insn): New function.
7781 (mips_emit_frame_related_store): New function.
7782 (save_restore_insns): Don't mark instructions that set up the base
7783 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7784 the store instructions instead.
7785 (mips_expand_prologue): If the stack size is moved into a temporary
7786 register, do not mark that move as frame-related. Add a
7787 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7789 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7791 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7792 stack slot as unchanging if current_function_calls_eh_return.
7794 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7796 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7797 access the second half of the TFmode scratch operand.
7799 2001-08-10 Anthony Green <green@redhat.com>
7801 * java/class.c (emit_register_classes): Conditionalize code on
7804 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7806 * doc/install.texi (Specific, avr): Fix cross-reference to the
7807 main manual to work both for info and HTML versions.
7809 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7811 * stmt.c (expand_null_return_1): Remove code to generate simple returns
7812 and "use_goto" argument.
7813 (expand_null_return, expand_value_return): Update all callers.
7814 * function.c (expand_function_end): Remove code to generate simple
7816 * config/vax/vax.md (epilogue): New expander for function return.
7817 * doc/md.texi (epilogue): Remove "if defined".
7819 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7821 * Makefile.in: Partially revert my previous change:
7822 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
7823 of the hashtab.o and safe-ctype.o rules.
7825 2001-08-09 Richard Henderson <rth@redhat.com>
7827 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
7828 (USE_COLLECT2): Remove duplicate definition.
7829 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
7830 (use_collect2): Remove dead code.
7831 * configure.in (use_collect2): Remove will_use_collect2 and
7832 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
7833 * configure: Rebuild.
7835 * target.h (targetm.asm_out.constructor): New.
7836 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
7837 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
7838 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
7839 * varasm.c (in_ctors, in_dtors): New.
7840 (assemble_constructor, assemble_destructor): Remove.
7841 (default_stabs_asm_out_destructor): New.
7842 (default_named_section_asm_out_destructor): New.
7843 (dtors_section, default_dtor_section_asm_out_destructor): New.
7844 (default_stabs_asm_out_constructor): New.
7845 (default_named_section_asm_out_constructor): New.
7846 (ctors_section, default_ctor_section_asm_out_constructor): New.
7847 * output.h: Update declarations.
7848 * c-decl.c (c_expand_body): Use target hooks instead of
7849 assemble_constructor and assemble_destructor.
7850 * profile.c (output_func_start_profiler): Likewise.
7851 * objc/objc-act.c (finish_objc): Likewise.
7852 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
7853 for the constructor.
7854 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
7856 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
7857 (DTORS_SECTION_ASM_OP): Likewise.
7858 (__CTOR_LIST__): Use attribute section when possible.
7859 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
7861 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
7862 ASM_OUTPUT_CONSTRUCTOR.
7864 * config/darwin.c (machopic_asm_out_constructor): New.
7865 (machopic_asm_out_destructor): New.
7866 * config/darwin-protos.h: Update declarations.
7867 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7868 (ASM_OUTPUT_DESTRUCTOR): Remove.
7869 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7870 * config/nextstep.c (nextstep_asm_out_constructor): New.
7871 (nextstep_asm_out_destructor): New.
7872 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7873 (ASM_OUTPUT_DESTRUCTOR): Remove.
7874 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7875 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
7876 ASM_OUTPUT_*STRUCTOR.
7877 * config/i386/aix386ng.h: Likewise.
7879 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
7880 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
7881 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7882 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7883 * config/lynx.h: Likewise.
7884 * config/netware.h: Likewise.
7885 * config/psos.h: Likewise.
7886 * config/alpha/alpha-interix.h: Likewise.
7887 * config/alpha/elf.h: Likewise.
7888 * config/arc/arc.h: Likewise.
7889 * config/arm/aof.h: Likewise.
7890 * config/arm/coff.h: Likewise.
7891 * config/arm/elf.h: Likewise.
7892 * config/c4x/c4x.h: Likewise.
7893 * config/h8300/h8300.h: Likewise.
7894 * config/i386/cygwin.h: Likewise.
7895 * config/i386/djgpp.h: Likewise.
7896 * config/i386/i386-coff.h: Likewise.
7897 * config/i386/i386-interix.h: Likewise.
7898 * config/i386/sco5.h: Likewise.
7899 * config/i386/vsta.h: Likewise.
7900 * config/i386/win32.h: Likewise.
7901 * config/i960/i960-coff.h: Likewise.
7902 * config/ia64/sysv4.h: Likewise.
7903 * config/m68hc11/m68hc11.h: Likewise.
7904 * config/m68k/coff.h: Likewise.
7905 * config/m68k/mot3300.h: Likewise.
7906 * config/m88k/m88k.h: Likewise.
7907 * config/mcore/mcore-pe.h: Likewise.
7908 * config/mcore/mcore.h: Likewise.
7909 * config/mips/elf.h: Likewise.
7910 * config/mips/elf64.h: Likewise.
7911 * config/mips/iris6.h: Likewise.
7912 * config/pa/pa64-hpux.h: Likewise.
7913 * config/rs6000/sysv4.h: Likewise.
7914 * config/sh/sh.h: Likewise.
7915 * config/sparc/litecoff.h: Likewise.
7917 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
7918 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7919 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7920 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7921 (ASM_OUTPUT_DESTRUCTOR): Remove.
7922 * config/a29k/a29k.c: Move include of tree.h.
7923 * config/a29k/udi.h: Delete file.
7924 * config/alpha/alpha.c (vms_asm_out_constructor): New.
7925 (vms_asm_out_destructor): New.
7926 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
7927 (EXTRA_SECTION_FUNCTIONS): Likewise.
7928 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7929 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7930 * config/c4x/c4x.c: Move include of tree.h.
7931 * config/clipper/clipper.c (clix_asm_out_constructor): New.
7932 (clix_asm_out_destructor): New.
7933 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7934 (ASM_OUTPUT_DESTRUCTOR): Remove.
7935 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7936 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7937 (TARGET_ASM_CONSTRUCTOR): New.
7938 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
7939 (sco_asm_out_constructor): New.
7940 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
7941 * config/i386/svr3gas.h: Remove stack grows up code.
7942 Remove code duplicated from i386/sysv3.h.
7943 (TARGET_ASM_CONSTRUCTOR): New.
7944 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7945 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
7946 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7947 (TARGET_ASM_CONSTRUCTOR): New.
7948 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
7949 (m68hc11_asm_out_destructor): New.
7950 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
7951 (TARGET_ASM_DESTRUCTOR): New.
7952 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
7953 * config/m68k/dpx2.h: Properly undef all the bits inherited from
7954 config/svr3.h pertaining to section manipulation.
7955 * config/m68k/dpx2g.h: Remove #if 0 code.
7956 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
7957 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
7958 (ASM_OUTPUT_CONSTRUCTOR): Remove.
7959 (TARGET_ASM_CONSTRUCTOR): New.
7960 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
7961 (m88k_svr3_asm_out_constructor): New.
7962 (m88k_svr3_asm_out_destructor): New.
7963 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7964 (ASM_OUTPUT_DESTRUCTOR): Remove.
7965 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7966 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
7967 * config/rs6000/aix.h: Likewise.
7968 * config/mips/rtems64.h: Don't undef removed constructor related bits.
7969 * config/mips/vxworks.h: Likewise.
7970 * config/rs6000/lynx.h: Likewise.
7971 * config/sh/elf.h: Likewise.
7972 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
7973 (DTORS_SECTION_ASM_OP): New.
7974 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7975 (ASM_OUTPUT_DESTRUCTOR): Remove.
7976 * config/sparc/sol2-sld-64.h: Likewise.
7977 * config/vax/vax.c (vms_asm_out_constructor): New.
7978 (vms_asm_out_destructor): New.
7979 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7980 (ASM_OUTPUT_DESTRUCTOR): Remove.
7981 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7983 * doc/tm.texi (@node Initialization): Update.
7985 2001-08-09 Richard Henderson <rth@redhat.com>
7987 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
7988 (__do_global_dtors_aux): Use gp-relative static data to avoid
7989 one dynamic relocation.
7990 (__do_frame_setup): Register Java classes.
7991 * config/alpha/crtend.asm (__JCR_END__): New.
7993 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7995 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
7996 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
7997 (GEN, STAGESTUFF): Add new files.
7998 (insn-constants.h, s-constants, tm-preds.h, s-preds,
7999 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8000 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8001 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8002 as well as insn-codes.h and insn-flags.h in config.h; and no
8003 extra headers in tconfig.h and hconfig.h.
8005 * gencodes.c: Eliminate code to generate predicate declarations
8006 or #defines for md-file constants.
8007 * genconstants.c, genpreds.c: New files.
8009 * i386.md: Re-order guard expressions such that TARGET_64BIT
8010 comes first, when this permits better optimization. Add
8011 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8012 why this is desirable.
8014 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8016 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8017 (find_fde_for_dso): Remove.
8018 (_Unwind_IteratePhdrCallback): New.
8019 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8020 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8022 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8024 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8025 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8027 2001-08-09 Graham Stott <grahams@redhat.com>
8029 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8030 (vis_no_unit): Use it.
8031 (visualize_no_unit): Add the insn only if room exists.
8033 2001-08-09 Graham Stott <grahams@redhat.com>
8035 * predict.c (estimate_probability): Replace magic numbers with
8036 appropriate enumeration.
8038 2001-08-09 Graham Stott <grahams@redhat.com>
8040 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8042 (EXTRACT_FLAGS): Likewise.
8044 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8046 * config/mips/mips.c (mips_legitimate_address_p): Check for
8047 CONST_INT in last patch.
8049 2001-08-08 Anthony Green <green@redhat.com>
8051 * java/class.c (emit_register_classes): Use assemble_jcr if
8052 possible. Keep the original mechanism as a fallback.
8053 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8054 and weak symbol support.
8055 * crtstuff.c (__JCR_LIST__): Define.
8056 (__JCR_END__): Define.
8057 (_Jv_RegiserClasses): Define weak symbol if possible.
8058 (__do_global_ctors_aux): Register classes for ELF targets with
8059 weak symbol support.
8061 2001-08-08 Kazu Hirata <kazu@hxi.com>
8063 * dbxout.c: Fix comment formatting.
8064 * dependence.c: Likewise.
8066 * diagnostic.c: Likewise.
8067 * dominance.c: Likewise.
8068 * doprint.c: Likewise.
8069 * dwarf2out.c: Likewise.
8070 * dwarfout.c: Likewise.
8071 * emit-rtl.c: Likewise.
8072 * except.c: Likewise.
8073 * explow.c: Likewise.
8074 * expmed.c: Likewise.
8077 * fold-const.c: Likewise.
8078 * function.c: Likewise.
8080 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8082 * global.c (retry_global_alloc): Avoid shadowing allocno.
8084 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8086 * except.c (remove_fixup_regions): Fix typo.
8088 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8090 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8091 unsigned HOST_WIDE_INT to avoid warning.
8092 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8093 * flow.c (set_block_for_new_insns): Likewise.
8095 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8097 * sibcall.c (return_value_pseudo): New static variable.
8098 (skip_copy_to_return_value): Handle return_value_pseudo.
8099 (call_ends_block_p): Ensure that return_value_pseudo is set.
8100 (optimize_sibling_and_tail_recursive_call): Discover the
8101 load of pseudo return value in alternate exit block.
8103 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8105 * calls.c (ECF_ALWAYS_RETURN): New constant.
8106 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8107 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8108 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8109 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8110 * rtl.c (reg_note_name): New name.
8111 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8113 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8115 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8117 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8119 * alias.c (get_alias_set): Return a previously calculated
8120 alias set for a VAR_DECL.
8121 * function.c (gen_mem_addressof): Calculate the alias set before
8124 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8126 * predict.def: Set hitrates according our experimental run.
8128 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8130 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8132 2001-08-08 H.J. Lu <hjl@gnu.org>
8134 * config/mips/mips.c (mips_unique_section): New. Copied from
8137 * config/mips/mips-protos.h (mips_unique_section): New
8140 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8142 * config/mips/little.h: New. Generic little endian mips
8143 targets. Only mips*-*-linux* is converted to use it so far.
8145 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8146 (WCHAR_TYPE): Defined
8147 (WCHAR_TYPE_SIZE): Likewise.
8148 (INIT_SUBTARGET_OPTABS): Likewise.
8149 (BSS_SECTION_ASM_OP): Likewise.
8150 (SBSS_SECTION_ASM_OP): Likewise.
8151 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8152 (ASM_DECLARE_OBJECT_NAME): Likewise.
8153 (UNIQUE_SECTION): Likewise.
8154 (EXTRA_SECTIONS): Likewise.
8155 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8156 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8157 (ASM_OUTPUT_DEF): Likewise.
8158 (HANDLE_SYSV_PRAGMA): Removed.
8159 (NO_IMPLICIT_EXTERN_C): Likewise.
8160 (TARGET_MEM_FUNCTIONS): Likewise.
8161 (STARTFILE_SPEC): Likewise.
8162 (ENDFILE_SPEC): Likewise.
8163 (LIB_SPEC): Likewise.
8164 (INVOKE__main): Likewise.
8165 (CTOR_LIST_BEGIN): Likewise.
8166 (CTOR_LIST_END): Likewise.
8167 (DTOR_LIST_BEGIN): Likewise.
8168 (DTOR_LIST_END): Likewise.
8169 (SET_ASM_OP): Likewise.
8170 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8171 (ASM_OUTPUT_DEF): Likewise.
8172 (ASM_OUTPUT_IDENT): Likewise.
8174 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8175 (CPLUSPLUS_CPP_SPEC): Likewise.
8176 (ASM_APP_ON) Redefine only if not defined.
8177 (ASM_APP_OFF): Likewise.
8178 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8179 (ASM_OUTPUT_IDENT): Likewise.
8181 * config.gcc: Update tm_file for Linux/mips.
8183 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8185 * cselib.c (cselib_record_sets): If insn is predicated, turn
8186 sources into IF_THEN_ELSEs.
8188 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8189 Turn into define_insn_and_split.
8191 * sched-deps.c: Include "cselib.h".
8192 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8193 Use cselib to turn memory addresses into VALUEs.
8194 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8195 * sched-int.h (struct sched_info): New member USE_CSELIB.
8196 * sched-ebb.c (ebb_sched_info): Initialize it.
8197 * sched-rgn.c (rgn_sched_info): Likewise.
8198 * Makefile.in (sched-deps.o): Update dependencies.
8200 * cselib.h (cselib_subst_to_values): Declare.
8201 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8202 that have no value and autoincs to be handled by generating a new
8205 2001-08-08 Graham Stott <grahams@redhat.com>
8207 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8208 within fixed length SEQUENCE.
8210 2001-08-08 Graham Stott <grahams@redhat.com>
8212 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8213 (diagnostic_prefixing_rule): Likewise.
8214 (diagnostic_line_cutoff): Likewise.
8215 (diagnostic_kind_count): Likewise.
8217 2001-08-08 Graham Stott <grahams@redhat.com>
8219 * alias.c (find_base_decl): Delete redundent assignment.
8221 2001-08-08 Graham Stott <grahams@redhat.com>
8223 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8224 (abs): Uppercase and paranthesize macro parameter.
8225 (MEM_DEPENDENCY): Add whitespace.
8227 2001-08-08 Graham Stott <grahams@redhat.com>
8229 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8230 failure check for CONST_INT
8232 2001-08-08 Graham Stott <grahams@redhat.com>
8234 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8235 (libcall_dead_p): Likewise.
8237 (mark_used_regs): Constify fmt.
8238 (find_use_as_address): Likewise.
8240 2001-08-08 Graham Stott <grahams@redhat.com>
8242 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8245 2001-08-08 Graham Stott <grahams@redhat.com>
8247 * combine.c (combine_simplify_rtx): Update comment and
8248 remove erroneous test.
8250 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8252 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8253 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8254 take care to avoid multiple no-newline at EOF warnings in that
8257 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8259 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8260 (emit_library_call_value_1): Likewise.
8261 (emit_call_1): Emit REG_SETJMP note.
8262 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8264 * cselib.c (cselib_process_insn): Likewise.
8265 * flow.c (propagate_block): Likewise.
8266 * loop.c (find_and_verify_loops): Likewise.
8267 * reload.c (find_equiv_regs): Likewise.
8268 * reload1.c (reload): Likewise.
8269 * resource.c (mark_referenced_resources,
8270 mark_set_resources): Likewise.
8271 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8272 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8273 * haifa-sched.c (unlink_other_notes): Likewise.
8274 (reemit_notes): Likewise.
8275 * sched-ebb.c (sched_ebb): Likewise.
8276 * sched-rgc.c (sched_region): Likewise.
8277 * rtl.c (note_insn_name): Likewise.
8278 (reg_note_name): Add REG_SETJMP
8279 * rtl.h (reg_note): Add REG_SETJMP.
8280 (insn_note): Remove NOTE_INSN_SETJMP.
8282 * profile.c (branch_prob): Add fake edges for setjmp.
8284 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8286 * config.gcc: Quote target_cpu_default2 correctly for
8287 powerpc*-*-* targets.
8289 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8291 * cpplib.h, line-map.h: Update comments.
8292 * cppmain.c (printer_init): Move inline.
8293 (maybe_print_line, print_line): Take a map pointer.
8294 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8295 (cb_file_change): Don't use prior value of print.map.
8297 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8299 * doc/install.texi: Document fine-grained multilib configuration.
8301 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8303 * rtlanal.c (find_first_parameter_load): Call note_stores
8304 only on the instructions.
8306 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8308 * alias.c (nonlocal_mentioned_p):
8309 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8310 * calls.c (emit_call_1): Likewise.
8311 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8312 * cselib.c (cselib_process_insn): Likewise.
8313 * df.c (df_insns_modify): Likewise.
8314 * flow.c (need_fake_edge_p): Likewise.
8315 (propagate_one_insn): Likewise.
8316 * haifa-sched.c (reemit_notes): Likewise.
8317 * integrate.c (copy_insn_list): Likewise.
8318 * jump.c (delete_prior_computation): Likewise.
8319 * local-alloc.c (validate_equiv_mem): Likewise.
8320 * loop.c (scan_loop): Likewise.
8321 * predict.c (estimate_probability): Likewise.
8322 * reload.c (reload): Likewise.
8323 * sched-deps (sched_analyze): Likewise.
8324 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8325 * gcse.c (compute_hash_table): Likewise.
8326 (mark_call): Likewise.
8327 (store_killed_in_insn): Likewise.
8329 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8331 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8333 2001-08-06 Richard Henderson <rth@redhat.com>
8335 * varasm.c (assemble_gc_entry): Remove.
8336 * output.h: Likewise.
8338 2001-08-06 Richard Henderson <rth@redhat.com>
8340 * varasm.c (assemble_constructor): Take a symbol_ref and a
8341 priority instead of a bare string. Move priority handling
8342 here from cp/decl2.c.
8343 * output.h: Update decls.
8345 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8346 and assemble_destructor.
8347 * profile.c (output_func_start_profiler): Likewise.
8348 * objc/objc-act.c (finish_objc): Likewise.
8349 (build_module_descriptor): Return the symbol not the symbol name.
8351 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8353 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8354 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8355 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8356 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8357 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8358 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8360 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8362 * cpperror.c (print_containing_files): Moved to line-map.c.
8363 (print_location): line-map.c handles re-listing or otherwise.
8364 * cpphash.h (struct lexer_state): Remove next_bol.
8365 (struct cpp_buffer): Remove include_stack_listed.
8366 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8367 Remove faked buffer handling.
8368 (_cpp_do_file_change): Tweak.
8369 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8370 * cppmain.c (struct printer): Remove filename.
8371 (print_line, cb_file_change): Update accordingly.
8372 * line-map.c: Include intl.h.
8373 (init_line_maps): Initialize last_listed.
8374 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8375 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8376 (print_containing_files): New.
8377 * line-map.h (struct line_maps): New member last_listed.
8378 (print_containing_files, INCLUDED_FROM): New.
8379 * Makefile.in: Update.
8380 * po/POTFILES.in: Add line-map.c.
8382 2001-08-06 Richard Henderson <rth@redhat.com>
8384 * except.c (convert_from_eh_region_ranges_1): Never mark
8385 USE or CLOBBER insns as throwing.
8387 * expr.c (store_constructor): Don't clobber memory targets.
8389 2001-08-06 Andreas Jaeger <aj@suse.de>
8391 * profile.c (branch_prob): Remove unused variable insn.
8393 * Makefile.in (local-alloc.o): Add dependency on except.h.
8395 * local-alloc.c: Include except.h for can_throw_internal prototype.
8397 2001-08-06 Richard Henderson <rth@redhat.com>
8399 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8400 * function.c (expand_main_function): Implement it.
8401 * doc/tm.texi: Document it.
8403 2001-08-06 Stan Shebs <shebs@apple.com>
8405 * doc/install.texi: Document powerpc-*-darwin* details.
8407 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8409 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8410 (ASM_CPU_SPEC): Move back to rs6000.h
8411 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8413 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8415 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8418 * config/rs6000/linux64.h: Ditto.
8420 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8421 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8424 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8425 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8427 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8430 2001-08-05 Richard Henderson <rth@redhat.com>
8432 * local-alloc.c (update_equiv_regs): Do not move insns that
8435 2001-08-05 Jan Hubicka <jh@suse.cz>
8437 * Makefile.in (reload1.o): Add dedendancy on except.h
8438 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8440 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8441 indicating wehther edges has been cleaned up.
8442 * reload1.c: Inlucde except.h
8443 (fixup_abnormal_edges): Accept deleted insns.
8444 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8447 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8449 * cpplib.c (do_line): Correct line number after pop_buffer.
8451 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8453 PR preprocessor/3824
8454 * line-map.c: Update comments.
8455 * line-map.h: Update comments.
8456 * tradcif.y: Don't consider large numbers unsigned.
8458 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8460 PR preprocessor/3081
8461 * c-lex.c (map): New.
8462 (cb_file_change): Update map and use it.
8463 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8464 (c_lex): Update to use map.
8465 * cpperror.c (print_location): Move to using logical line numbers.
8466 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8467 (cpp_make_system_header): Similarly.
8468 (_cpp_execute_include): Stop line numbering hacks. Store the
8469 line we will return to.
8470 * cpphash.h (CPP_BUF_LINE): Remove.
8471 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8472 Add map and return_to_line.
8473 (_cpp_do_file_change): Update.
8474 * cppinit.c (cpp_start_read): Update line kludge.
8475 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8476 (trigraph_ok): Use logical line numbers for diagnostics.
8477 (skip_block_comment): Likewise.
8478 (skip_whitespace): Likewise.
8479 (skip_line_comment): Use pfile->line instead.
8480 (_cpp_lex_token): Update to use logical line numbering exclusively.
8481 Handle BOL locally. Accept new lines in directives, but keep
8482 pfile->line decremented. Diagnostics use logical lines. Update
8484 * cpplib.c (SEEN_EOL): New.
8485 (skip_rest_of_line, check_eol): Use it.
8486 (end_directive): Increase line number when accepting the newline
8487 at the end of a directive.
8488 (run_directive): Simplify.
8489 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8490 (_cpp_do_file_change): Update to take buffer line number as an
8491 argument, and store the current map in the cpp_reader. Remove
8492 line number kludges.
8493 (_cpp_do__Pragma): Restore output position after a _Pragma.
8494 (cpp_push_buffer): Don't set output line or lineno.
8495 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8496 Remove line kludge. Set output_line.
8497 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8498 (parse_arg): Use logical lines.
8499 (save_lookahead_token): Save EOFs too now.
8500 * cppmain.c (struct printer): Fix comments.
8501 (printer_init): Simplify, let caller do errors.
8502 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8503 (maybe_print_line): Simplify.
8504 (print_line): Don't print a linemarker if -P.
8505 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8506 (cb_file_change): Simplify.
8507 * line-map.h (LAST_SOURCE_LINE): Fix.
8508 (CURRENT_LINE_MAP): New.
8510 2001-08-05 Bernd Schmidt <bernds@redhat.com>
8512 * doloop.c (doloop_modify_runtime): Properly compute number of
8513 iterations if loop was unrolled.
8515 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
8516 if their CSELIB_VAL_PTRs are.
8518 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
8519 (setup_spill_pointers): Initialize it.
8520 (spill_restore_mem): Set it.
8521 (do_spill, do_restore): Use it to add REG_INC note.
8522 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
8524 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
8525 asms if other insns are available.
8527 * config/ia64/ia64.c (condop_operator): New predicate.
8528 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
8529 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
8532 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
8533 temporary register than directly using a MEM.
8535 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8537 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
8538 parameter in last change.
8540 2001-08-04 Zack Weinberg <zackw@panix.com>
8542 * sparc.md: Don't use #if inside C test expression.
8544 2001-08-04 Richard Henderson <rth@redhat.com>
8546 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
8548 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
8550 * cpphash.h (struct cpp_reader): New member directive_line.
8551 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
8552 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
8553 do_pragma): Pass line to callbacks.
8554 (start_directive): Record line of directive.
8555 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
8556 cb_include): Similarly.
8557 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
8560 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8562 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
8565 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8567 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
8569 * reload1.c (fixup_abnormal_edges): New static function.
8572 * flow.c (need_fake_edge_p): New function.
8573 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
8574 avoid call insn to be very last insn in the insn stream.
8576 * profile.c (branch_prob): Call flow_call_edges_add instead of
8577 doing that by hand; cleanup cfg to re-merge basic blocks once
8580 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8582 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
8583 are also on line-map.h.
8584 * cppfiles.c (stack_include_file): Update.
8585 * cpphash.h (struct cpp_buffer): New member return_at_eof.
8586 (_cpp_pop_buffer): New.
8587 * cppinit.c (cpp_destroy, cpp_finish): Update.
8588 (do_includes): Mark each buffer to return at EOF.
8589 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
8590 return as requested.
8591 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
8592 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
8593 * cpplib.h (cpp_pop_buffer): Remove.
8594 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
8595 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
8597 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
8599 (do_preprocessing): Update.
8600 * fix-header.c (read_scan_file): Update. No need to pop buffers.
8601 * c-parse.in (_yylex): Similarly.
8602 * scan-decls.c (scan_decls): Similarly.
8603 * line-map.h: Update comments.
8605 * objc/Make-lang.in (objc-act.o): Update dependencies.
8607 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8609 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
8610 and soft register for operand 0.
8611 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
8613 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8615 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
8616 register for operand 0.
8617 ("bitcmpqi_z_used"): Allow memory for operand 0.
8618 (split "bitcmpqi"): New split to handle address reg as operand 1.
8620 2001-08-04 Andreas Jaeger <aj@suse.de>
8622 * gcse.c: Revert Daniel's last patch.
8624 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8626 * sparc-protos.h: Add prototypes for fp_zero_operand and
8628 * sh-protos.h: Add prototype for fpul_operand.
8630 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8632 * doc/extend.texi (Other Builtins): Fix typo in last change.
8634 2001-08-03 Richard Henderson <rth@redhat.com>
8636 * target.h (gcc_target): Add asm_out.named_section,
8637 section_type_flags, have_named_sections.
8638 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
8639 (TARGET_HAVE_NAMED_SECTIONS): New.
8640 (TARGET_SECTION_TYPE_FLAGS): New.
8642 * Makefile.in (toplev.o): Depend on TARGET_H.
8643 (varasm.o, dbxout.o): Likewise.
8644 * c-common.c (decl_attributes): Check targetm.have_named_sections
8645 instead of ifdef ASM_OUTPUT_SECTION_NAME.
8646 * dbxout.c (dbxout_function_decl): Likewise.
8647 (dbxout_function_end): Likewise.
8648 * toplev.c (compile_file): Likewise.
8649 * varasm.c (exception_section): Likewise.
8650 * cp/decl2.c (finish_objects): Likewise.
8652 * defaults.h (EH_FRAME_SECTION): Remove.
8653 (EH_FRAME_SECTION_ASM_OP): Remove.
8654 (EH_FRAME_SECTION_NAME): New.
8655 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8656 (UNIQUE_SECTION_P): Remove.
8657 * dwarf2out.c (SECTION_FORMAT): Remove.
8658 (ASM_OUTPUT_SECTION): Remove.
8659 (output_call_frame_info): Use named_section_flags.
8660 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8661 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8662 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8663 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8664 (named_section_flags): New.
8665 (named_section): Use it and targetm.section_type_flags.
8666 (resolve_unique_section): New.
8667 (assemble_start_function): Use it.
8668 (asm_emit_uninitialised, assemble_variable): Likewise.
8669 (default_section_type_flags): New.
8670 (default_no_named_section, default_elf_asm_named_section): New.
8671 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8672 * output.h: Update varasm.c decls.
8673 (SECTION_*): New flags.
8675 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8676 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8678 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8679 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8680 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8681 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8682 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8683 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8684 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8685 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8686 * config/pa/pa64-hpux.h,
8688 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8689 (TARGET_ASM_NAMED_SECTION): New.
8690 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8691 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8692 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8693 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8694 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8695 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8696 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8697 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8698 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8699 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8700 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8701 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8702 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8703 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8704 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8705 * config/sparc/sysv4.h: Likewise.
8707 * config/nextstep.h: Error until named sections implemented.
8709 * config/a29k/a29k.c (a29k_asm_named_section): New.
8710 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8711 (vms_section_type_flags, vms_asm_named_section): New.
8712 * config/arm/arm.c (arm_elf_asm_named_section): New.
8713 * config/avr/avr.c (asm_output_section_name): Remove.
8714 * config/avr/avr-protos.h: Update.
8715 * config/c4x/c4x.c (c4x_asm_named_section): New.
8716 * config/h8300/h8300.c (h8300_asm_named_section): New.
8717 * config/i386/i386.c (sco_asm_named_section): New.
8718 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8719 (i386_pe_section_type_flags): New.
8720 (i386_pe_asm_named_section): New.
8721 * config/i386/i386-protos.h: Update.
8722 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8723 * config/mcore/mcore.c (mcore_asm_named_section): New.
8724 * config/mips/mips.c (iris6_asm_named_section): New.
8725 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8726 instead of UNIQUE_SECTION_P.
8727 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8728 (xcoff_asm_named_section): New.
8729 * config/sh/sh.c (sh_asm_named_section): New.
8730 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8732 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8733 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8734 (EH_FRAME_SECTION_NAME): New.
8735 (EXCEPTION_SECTION): New.
8736 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8737 (DEBUG_*_SECTION): Remove.
8738 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8739 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8740 (EH_FRAME_SECTION_ASM_OP): Remove.
8742 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8743 (ASM_OUTPUT_SECTION_NAME): Remove.
8744 (TARGET_ASM_NAMED_SECTION): New.
8745 (TARGET_HAVE_NAMED_SECTIONS): New.
8746 (TARGET_SECTION_TYPE_FLAGS): New.
8747 (EH_FRAME_SECTION_ASM_OP): Remove.
8748 (EH_FRAME_SECTION_NAME): New.
8750 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8752 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8753 for complex expressions when cfun == 0.
8754 * doc/extend.texi: Document that __builtin_constant_p can be
8755 used in data initializers as well as functions.
8757 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8759 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8760 variable I locally, instead of expecting a declaration in the
8763 2001-08-03 Richard Henderson <rth@redhat.com>
8765 * except.c (collect_one_action_chain): Add an explicit cleanup
8766 action if regions surrounding a catch were encoded entirely
8767 within the call-site entry.
8769 2001-08-03 Richard Henderson <rth@redhat.com>
8771 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8772 don't take REGNO of a non-register.
8774 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8776 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8777 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8778 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8779 (__gthread_mutex_init_function): New function for mutex initialization.
8781 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8783 * Makefile.in: Revert screwed up commit.
8785 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8787 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8788 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8789 merged by linker script to get a final _exit().
8790 (__do_global_dtors): New for destructor handling in specific exit
8792 (__do_global_ctors): New for constructors in specific install section.
8793 (__map_data_section): Map data sections before running constructors.
8794 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8795 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8796 (DTORS_SECTION_ASM_OP): Likewise.
8797 (CTORS_SECTION_FUNCTION): Define to force a reference to
8799 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8801 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8803 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
8805 * Makefile.in: Add df.h to gcse.c dependencies.
8807 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8809 * varasm.c (output_constant_def_contents): Use for the length of a
8810 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
8811 depending on which is larger.
8813 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8815 * gcse.c: Include df.h for use as a dataflow analyzer.
8817 Declaration of reg_set_info: gone.
8818 New df_analyzer variable used by store motion.
8819 (reg_set_info): Deleted.
8820 (mark_mem_regs): New function, analyze regs used by a mem.
8821 (store_ops_ok): Use dataflow analyzer results to determine if
8822 necessary regs are changed in the block.
8823 (find_moveable_store): Remove check for symbol ref, we can handle
8824 much more complex expressions now.
8825 (compute_store_table): Remove most of the code, it's unnecessary
8826 now that the dataflow analyzer records the info for us.
8827 (store_killed_after): Add parameter to say whether to do the
8828 store_ops_okay test, used to speed up testing when we already know
8829 the answer, and just want to know if the store itself was killed.
8830 (build_store_vector): Largely rewritten to calculate the various
8831 vectors properly, and somewhat optimized.
8832 (store_motion): Init the df_analyzer, get REG_DEF chains.
8833 Also handle trapping expressions (since mems almost always trap)
8834 (simple_mem): Redefine what a simple mem is.
8836 2001-08-03 DJ Delorie <dj@redhat.com>
8838 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
8839 set from a constant part of the condition.
8841 2001-08-01 Andrew Cagney <ac131313@redhat.com>
8843 * mkdeps.c (deps_add_default_target): Make local variable
8844 ``start'' a const char pointer.
8845 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
8847 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8849 * doc/install.texi (Configuration): Fix markup.
8850 (Specific, i?86-*-udk): Likewise.
8851 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
8853 Document --enable-threads and --enable-libgcj status.
8854 (Specific, mips-sgi-irix*): Canonicalize triples.
8855 (Specific, mips-sgi-irix5): Warn about problems with this config.
8856 Mention required GNU as patch.
8857 Native assembler problems are fixed.
8858 (Specific, mips-sgi-irix6): Update O32 ABI support status.
8859 Document --enable-threads and --enable-libgcj status.
8861 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8863 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
8866 2001-08-03 Richard Henderson <rth@redhat.com>
8868 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
8871 2001-08-03 Richard Henderson <rth@redhat.com>
8873 * rtlanal.c (find_first_parameter_load): Stop if we
8874 reach a CODE_LABEL at BOUNDARY.
8876 2001-08-03 Richard Henderson <rth@redhat.com>
8878 * config/alpha/alpha.md (force_movdi): New insn.
8879 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
8880 Tweek FRP marking of VMS prologue insns.
8881 * config/alpha/vms.h (EPILOGUE_USES): New.
8883 2001-08-02 Richard Henderson <rth@redhat.com>
8885 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
8887 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8889 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
8890 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
8891 config/convex/convex.h, config/d30v/d30v.c,
8892 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8893 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
8894 config/mips/mips.h, config/mn10200/mn10200.h,
8895 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
8896 config/v850/v850.h, config/vax/openbsd.h,
8897 config/vax/openbsd1.h, config/vax/ultrix.h,
8898 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
8899 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
8900 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
8901 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
8902 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
8903 in comments and documentation.
8905 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8909 * Makefile.in (line-map.o): New.
8910 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
8911 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
8912 * cpperror.c (print_containing_files): Similarly.
8913 (print_location): Update. Don't output a space before _Pragma.
8914 * cppfiles.c (stack_include_file): Set to line 1 immediately.
8915 (stack_include_filee, cpp_make_system_header): Update.
8916 (_cpp_execute_include): Get logical line number right for calling
8917 as-yet-unterminated #include.
8918 * cpphash.h (struct cpp_reader): Add line_maps.
8919 (_cpp_do_file_change): Update.
8920 * cppinit.c (cpp_create_reader): Initialize line maps.
8921 (cpp_destroy): Destroy line maps.
8922 (cpp_start_read): Get logical line number right.
8923 * cpplex.c (parse_string): Only warn once for multi-line strings.
8924 Use boolean variable for null warning.
8925 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
8927 (do_include_common): End the directive early.
8928 (do_line): Don't warn about out-of-range lines in preprocessed
8929 source. Update. Remove unused variables.
8930 (_cpp_do_file_change): Update for new line mapping.
8931 (pragma_cb): New typedef.
8932 (cpp_register_pragma): Stop looking ahead before calling the
8934 (do_pragma_system_header): End directive early.
8935 (cpp_get_line_maps): New.
8936 (cpp_pop_buffer): Fudge logical line. Update.
8937 * cpplib.h: Include line-map.h
8938 (enum cpp_fc_reason): Remove.
8939 (struct cpp_file_change): Update.
8940 (cpp_get_line_maps): New.
8941 * cppmain.c (struct_printer): New member map.
8942 (cb_file_change): Update for new mappings.
8943 * fix-header.c (cb_file_change): Similarly.
8945 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8947 * Makefile.in (libgcc.mk): Define mkinstalldirs.
8948 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
8950 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8952 * config/vax/vax.c: include expr.h.
8954 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8956 * Makefile.in ($(srcdir)/configure): Only rebuild in
8958 ($(srcdir)/config.in): Only define in maintainer mode.
8959 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
8961 2001-08-02 David Edelsohn <edelsohn@gnu.org>
8963 * doc/install.texi (Install GCC: Binaries): Update Bull info.
8965 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8967 * gcc.c (set_collect_gcc_options): New function, split out from
8969 Ignore elided switches.
8970 (do_spec_1): Invoke before executing command.
8971 (set_input): Export.
8972 Move declaration ...
8973 * gcc.h (set_input): ... here.
8974 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8977 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
8980 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
8982 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
8984 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
8986 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
8987 for the unnamed instructions it expands to.
8989 2001-08-02 Richard Henderson <rth@redhat.com>
8991 * regclass.c (call_really_used_regs): Conditionally define.
8992 (init_reg_sets_1): Don't use it if not defined.
8993 (fix_register): Similarly, don't set it.
8995 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8997 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
8998 Correct comment that had been missed in the previous change.
9000 2001-08-01 Stan Shebs <shebs@apple.com>
9002 * config/darwin.c (machopic_stub_name): Try matching by name.
9003 (update_stubs): New function.
9004 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9007 2001-08-01 Richard Henderson <rth@redhat.com>
9009 * except.c (output_function_exception_table): Use assemble_align.
9010 * varasm.c (assemble_eh_label): Remove.
9011 (assemble_eh_align, assemble_eh_integer): Remove.
9013 2001-08-01 Robert Lipe <robertl@caldera.com>
9015 * dwarfout.c: Remove reference to README.DWARF.
9017 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9019 * regclass.c (call_really_used_regs): New array for registers which
9020 are actually used by a call.
9021 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9023 (fix_register): Set call_really_used too.
9024 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9025 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9027 2001-08-01 Richard Henderson <rth@redhat.com>
9029 * read-rtl.c (read_name): Consider \r whitespace.
9031 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9033 * config.gcc: Recognize powerpc-*-netbsd*.
9035 * doc/install.texi (Host/target specific installation notes for
9036 GCC): Mention powerpc-*-netbsd*.
9038 * config/rs6000/netbsd.h: New file.
9039 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9040 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9041 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9042 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9043 (TARGET_VERSION): Redefine.
9045 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9046 mcall-netbsd as a match for mcall-sysv.
9047 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9048 (ncrti.S, ncrtn.S): New targets.
9049 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9051 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9052 "netbsd' as a V4 ABI.
9053 (ASM_SPEC): Check for -mcall-netbsd.
9054 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9055 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9056 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9057 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9058 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9059 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9060 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9062 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9063 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9065 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9067 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9068 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9069 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9070 including "unwind-pe.h".
9072 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9074 * rs6000.md (define_splits): Kill unused constraints.
9076 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9077 Jan Hubicka <jh@suse.cz>
9079 * function.c (thread_prologue_and_epilogue_insns): Kill code
9080 dealing with non-existent CFG.
9082 2001-08-01 Kazu Hirata <kazu@hxi.com>
9084 * alias.c: Fix comment formatting.
9085 * bitmap.c: Likewise.
9086 * builtins.c: Likewise.
9087 * calls.c: Likewise.
9088 * c-common.c: Likewise.
9089 * c-decl.c: Likewise.
9090 * c-dump.c: Likewise.
9091 * c-lex.c: Likewise.
9092 * collect2.c: Likewise.
9093 * combine.c: Likewise.
9094 * conflict.c: Likewise.
9095 * cppfiles.c: Likewise.
9096 * cppinit.c: Likewise.
9097 * cpplex.c: Likewise.
9098 * cpplib.c: Likewise.
9099 * cppmacro.c: Likewise.
9100 * cppspec.c: Likewise.
9101 * c-pragma.c: Likewise.
9102 * crtstuff.c: Likewise.
9104 * cselib.c: Likewise.
9105 * c-semantics.c: Likewise.
9106 * c-typeck.c: Likewise.
9108 2001-08-01 H.J. Lu <hjl@gnu.org>
9110 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9112 2001-08-01 H.J. Lu <hjl@gnu.org>
9114 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9116 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9118 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9119 contextualizing Objective-C class name lookup by the lexer.
9120 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9122 (protocoldef): Add support for forward @protocol declarations.
9123 (yylexname): Suppress ObjC class name lookup in certain contexts;
9124 re-enable after lookup is complete.
9125 (_yylex): Re-enable ObjC class name lookup when certain
9126 punctuation marks are seen.
9128 * objc/objc-act.c (check_protocol_recursively): New function used
9129 for finding circular dependencies in protocols.
9130 (objc_declare_protocols): New function for handling forward
9131 @protocol declarations.
9132 (receiver_is_class_object): Detect the case when 'self' is used
9133 inside of a class method.
9134 (build_message_expr): Issue a warning if class method is desired
9135 but instance method is found instead.
9136 (conforms_to_protocol): Streamline.
9137 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9138 protocol Foo, even if 'Bar foo' does not.
9139 (check_protocols): Streamline.
9140 (start_protocol): Add checks for circular and duplicate protocol
9142 (encode_aggregate_within): For typedefs of structs, encode the
9144 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9145 (objc_declare_protocols): New prototype.
9147 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9149 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9150 * cpplex.c (handle_newline): Update prototype. Maintain logical
9152 (skip_escaped_newlines, skip_block_comment, parse_string):
9154 (_cpp_lex_token): Update, and store token position within the token.
9155 * cpplib.h (struct cpp_token): Add line and column entries.
9156 * cppmacro.c (replace_args): Position stringified tokens correctly.
9158 2001-08-01 Andreas Jaeger <aj@suse.de>
9160 * basic-block.h: Add prototype for last_loop_beg_note.
9162 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9164 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9165 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9167 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9168 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9169 expand_decl_cleanup.
9170 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9172 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9173 operand while calling simple_cst_equal.
9174 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9175 operand is the cleanup expression, the third is the RTL_EXPR.
9176 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9178 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9180 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9182 2001-07-31 matthew green <mrg@eterna.com.au>
9184 * config.gcc (i386-*-netbsdelf): New description.
9185 * config/i386/netbsd-elf.h: New file.
9187 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9189 * loop.c (check_dbra_loop): Use single_set to compute
9192 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9194 PowerPC reorg and support for powerpc64-*-linux*.
9196 Also fixes emitting of constants on 32 bit and 64 bit
9199 * config.gcc: powerpc64-*-linux* is a new target.
9200 Things that needed aix.h now also include xcoff.h
9202 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9204 Move AIX specific stuff into aix.h.
9205 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9206 with more than just XCOFF now.
9207 (SET_ASM_OP): Remove, now defined where needed.
9208 (FUNCTION_PROLOGUE): New macro definition.
9209 (FUNCTION_EPILOGUE): New macro definition.
9210 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9212 * config/rs6000/xcoff.h: New file.
9214 * config/rs6000/linux64.h: New file.
9216 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9218 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9220 * rs6000.c (print_operand_address): Handle ELF syntax.
9221 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9222 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9223 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9225 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9227 * rs6000.c (rs6000_override_options): Only disable
9228 flag_function_sections for XCOFF.
9229 (exact_log2_cint_operand): New predicate.
9230 (reg_or_{add,sub}_cint64_operand): New predicates.
9231 (add_operand): Compare CONST_INT with fewer function calls.
9232 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9233 (print_operand, case 'p'): Ensure positive operand.
9234 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9235 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9236 (PREDICATE_CODES): Add new predicates.
9237 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9238 (divsi3, modsi3): Ensure positive power-of-2.
9239 (adddi3): Use new predicate. Split 32-bit constants more
9240 correctly. Re-arrange splitter to handle any constant.
9241 (subdi3): Use new predicate.
9242 (divdi3, moddi3): Ensure positive power-of-2.
9243 (movdi): Use rs6000_emit_set_const.
9244 (load_toc_v4_pic_di): Delete.
9246 2001-07-31 Graham Stott <grahams@redhat.com>
9248 * function.c (pad_below): Revert 2001-07-26 patch.
9250 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9252 * reg-stack (convert_regs_1): Fix best edge condition.
9254 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9256 * jump.c (duplicate_loop_exit_test): Better test for jumps
9257 entering the loop; create loop pre_header.
9259 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9261 * doc/install.texi: Add s390 and s390x as new targets.
9262 * doc/invoke.texi: Add documentation of S/390 and zSeries
9264 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9266 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9268 * config/m68k/m68k.md: Replace all general_operand with
9269 nonimmediate_operand for all destinations.
9270 * config/m68k/m68k.c (not_sp_operand): Likewise.
9272 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9274 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9276 2001-07-30 Richard Henderson <rth@redhat.com>
9278 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9279 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9281 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9283 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9284 Add missing doc strings
9285 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9286 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9288 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9290 * i386.c (ix86_output_main_function_alignment_hack): New function.
9291 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9293 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9294 edges by EDGE_DFS_BACK flag.
9295 (dump_edge_info): Add dfs_back flag.
9296 * basic-block.h (EDGE_DFS_BACK): New constant.
9297 (mark_dfs_back_edges): Declare.
9298 * alias.c (loop_p): Remove.
9299 (mark_constant_function): Use mark_dfs_back_edges.
9301 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9302 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9303 (compensate_edge): Break out from ...
9304 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9305 (convert_regs_2): Set block_done once block is really done;
9306 Do updating of the predecesors counts.
9308 * toplev.c (rest_of_compilation): Recompute block_for_insn
9309 before post-reload cfg_cleanup.
9310 * function.c (thread_prologue_epilogue_insns):
9311 Call set_block_for_new_insns when emitting prologue directly.
9313 2001-07-30 Andreas Jaeger <aj@suse.de>
9315 * jump.c: Add prototype for mark_modified_reg.
9317 * cse.c (set_live_p): Add unused attribute.
9319 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9321 (scan_for_source_files): Use long for count to avoid overflow.
9322 (output_data): Likewise.
9323 (output_data): Don't use string concatatenation to silence gcc
9326 * predict.c: Fix typos and grammar.
9328 * gcse.c (insert_insn_end_bb): Remove unused variables.
9330 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9332 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9333 (attempt_auto_inc): LIkewise.
9334 (mark_used_reg): Likewise.
9335 (try_pre_increment_1): Likewise.
9336 * regclass.c (regclass): Likewise.
9337 * global.c (allocno_compare): Update comment; change scaling factor.
9338 * local-alloc.c (QTY_CMP_PRI): Likewise.
9339 * regs.h (REG_FREQ_FROM_BB): New.
9340 (REG_FREQ_MAX): Likewise.
9342 2001-07-30 H.J. Lu <hjl@gnu.org>
9344 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9347 2001-07-30 H.J. Lu (hjl@gnu.org)
9349 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9350 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9351 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9353 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9355 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9356 as -mthumb-interwork when -mcpu=arm7 is specified.
9358 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9360 * predict.def (noreturn, loop branch, loop exit): Mark as first
9363 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9365 * combine.c (try_combine): Avoid barrier after noop jumps.
9367 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9369 * cpphash.h (struct cpp_reader): Remove import_warning.
9370 * cpplib.c (skip_rest_of_line): Don't bother turning off
9372 (parse_include): Move include handling to...
9373 (do_include_common): ... here. Move import warning from...
9374 (do_import): ... here.
9375 (do_pragma_poison): Don't do a callback for poison identifiers.
9376 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9377 * cppmain.c (setup_callbacks): Similarly.
9379 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9381 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9382 handle multiple sets.
9383 * except.c (sjlj_mark_call_sites): .... here.
9384 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9386 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9388 Suggested by Richard Henderson and Richard Kenner:
9389 * combine.c (recog_for_combine): Use the fake recog
9390 only if instruction does not match.
9391 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9392 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9394 * combine.c (try_combine): Discover noop jump as direct jump.
9396 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9398 * df.c (df_rd_global_compute): Add successors to worklist, not
9400 (df_ru_global_compute): Ditto.
9402 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9404 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9405 increment REG_N_SETS.
9407 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9409 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9411 * sbitmap.c (sbitmap_a_xor_b): New function.
9412 ifdef the basic block stuff on IN_GCC.
9414 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9416 * cppexp.c (parse_defined): Always record the macro name.
9417 (lex): Don't worry about identifiers, or special-case
9419 (_cpp_parse_expr): Figure out at the end of the routine
9420 whether we saw a valid !defined() expression.
9421 * cppfiles.c (stack_include_file): Update for mi_valid.
9422 (_cpp_pop_file_buffer): Similarly.
9423 * cpplex.c (_cpp_lex_token): Similarly.
9424 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9425 mi_if_not_defined, mi_lexed): Remove.
9427 * cpplib.c (do_if): Simplify.
9428 (do_endif, push_conditional, _cpp_handle_directive): Update
9429 for renaming of mi_state to mi_valid.
9431 * cpp.texi: Add index entries for digraphs, and add comment
9432 that C++ refers to them as alternative tokens.
9434 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9436 * basic-block.h (CLEANUP_PRE_LOOP): New.
9437 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9438 * sibcall.c (optimize_sibling_calls): Likewise.
9439 * toplev.c (rest_of_compilation): Likewise.
9440 * flow.c (try_forward_edges): Take argument MODE;
9441 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9442 (try_optimize_cfg): Update call of try_forward_edges.
9444 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9445 Jan Hubicka <jh@suse.cz>
9447 * (validate_replace_rtx_1): Fix simplification of MINUS.
9449 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9451 PR preprocessor/3669
9452 * cppinit.c (init_dependency_output): Turn off dump requests
9453 if sending dependencies to stdout.
9455 2001-07-28 Richard Henderson <rth@redhat.com>
9457 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9460 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9462 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9464 2001-07-28 Kazu Hirata <kazu@hxi.com>
9466 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9467 is VAR_DECL first to prevent an ICE.
9469 2001-07-28 Richard Henderson <rth@redhat.com>
9471 * varasm.c (immed_real_const_1): Don't elide special cases for
9473 (clear_const_double_mem): Clear const_tiny_rtx too.
9475 2001-07-28 Richard Henderson <rth@redhat.com>
9477 * dwarf2out.c (dw_val_class_offset): New.
9478 (struct dw_ranges_struct, dw_ranges_ref): New.
9479 (ranges_table, ranges_table_allocated): New.
9480 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9481 (add_AT_offset, add_ranges, output_ranges): New.
9482 (print_die, output_die): Handle dw_val_class_offset.
9483 (attr_checksum, size_of_die, value_format): Likewise.
9484 (gen_lexical_block_die): Handle non-contiguous blocks.
9485 (gen_block_die): Likewise.
9486 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9487 if needed. Dump the ranges table.
9488 * final.c (final_start_function): Remove unnecessary notes and
9489 rebuild the block tree before numbering the blocks.
9490 * function.c (reorder_blocks_0): Walk the existing block tree
9491 to unmark all blocks.
9492 (reorder_blocks_1): Create block fragments when duplicate block
9494 (reorder_fix_fragments): New.
9495 (reorder_blocks): Call it.
9496 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9498 2001-07-28 Richard Henderson <rth@redhat.com>
9500 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9502 2001-07-28 Richard Henderson <rth@redhat.com>
9504 * flow.c (add_to_mem_set_list): New function.
9505 (init_propagate_block_info): Use it.
9506 (mark_set_1): Likewise.
9507 (insn_dead_p): Canonicalize memory address for dead store
9508 comparison. Allow wider mode stores to kill narrower mode stores.
9509 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9510 (invalidate_mems_from_set): Don't handle MEMs.
9512 2001-07-28 Kazu Hirata <kazu@hxi.com>
9514 * config/h8300/h8300.h: Fix formatting.
9516 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9518 * basic-block.h (EDGE_FREQUENCY): New macro.
9519 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
9521 * flow.c (find_sub_basic_blocks): Likewise.
9522 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
9523 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
9525 * predict.c (DEF_PREDICTOR): New argument FLAGS.
9526 (HITRATE): New macro.
9527 (PRED_FLAG_FIRST_MATCH): New constant.
9528 (predictor_info): New field flgags.
9529 (combine_predictions_for_insn): Use DS theory to combine
9530 probabilities; set the edge probabilities when finished.
9531 (estimate_probability): Avoid duplicated matches
9532 of LOOP_BRANCH heuristics for nested loops; update comment.
9533 * predict.def: Add flags for each prediction, set probabilities
9534 according to B&L paper.
9535 * predict.h (DEF_PREDICTOR): New argument FLAGS.
9537 * profile.c (compute_branch_probabilities): Cleanup way the edge
9538 probabilities are computed and REG_BR_PROB notes are dropped; if
9539 values does not match, emit error.
9540 (init_branch_prob): Do error instead of warning when profile driven
9541 feedback is missing or corrupt.
9543 2001-07-27 DJ Delorie <dj@redhat.com>
9545 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
9546 against a constant, try to adjust the compare to have the desired
9547 constant in it so that min/max optimizations happen more often.
9549 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9551 * flow.c (last_loop_beg_note): New function.
9552 (redirect_edge_and_branch): Use it.
9553 (split_edge): Likewise.
9555 * alias.c (loop_p): Avoid uninitialized memory access.
9557 * flow.c (try_forward_edges): Avoid accessing freed memory.
9559 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
9562 2001-07-26 Andrew Haley <aph@redhat.com>
9563 Joern Rennecke <amylaar@redhat.com>
9565 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
9566 (SUBTARGET_CPP_ENDIAN_SPEC): New.
9567 (SUBTARGET_CPP_SPEC): New.
9569 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
9570 (SUBTARGET_CPP_PTR_SPEC): New.
9571 (CPP_DEFAULT_CPU_SPEC): New.
9572 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
9573 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9574 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
9575 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9576 (SUBTARGET_CPP_SPEC): Define as an empty string.
9578 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9580 * doc/install.texi (Configuration): Properly link the host
9581 specific instructions also when generating HTML.
9583 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
9585 * flow.c (redirect_edge_and_branch_force): Test
9586 target->global_live_at_start.
9588 2001-07-26 Richard Henderson <rth@redhat.com>
9590 * simplify-rtx.c (avoid_constant_pool_reference): Export.
9591 * rtl.h (avoid_constant_pool_reference): Declare it.
9592 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
9593 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
9595 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9597 * rtl.h (cleanup_barriers): Declare.
9598 * jump.c (cleanup_barriers): New function.
9599 * toplev.c (rest_of_compilation): Call cleanup_barriers
9600 before loop optimizer and after bb_reorder.
9602 * flow.c (back_edge_of_syntactic_loop_p): New.
9603 (split_edge): Use it.
9605 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9607 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
9609 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
9611 * cse.c (cse_process_notes): Replace any registers if the address
9614 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
9616 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
9617 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
9618 (propagate_block): Update prototype.
9619 * flow.c (update_life_info): Simplify the CFG and
9620 recalculate the global regs which are alive when
9621 removing dead code during a global update.
9622 (propagate_block): Return non-zero if an INSN is
9625 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9627 * Makefile.in (LIBICONV): Define.
9629 2001-07-26 Catherine Moore <clm@redhat.com>
9631 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
9632 of conditional to avoid tree checking errors.
9634 2001-07-26 Kazu Hirata <kazu@hxi.com>
9636 * regmove.c (regmove_optimize): Don't replace a reg with
9637 another reg of a different mode.
9639 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
9641 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
9642 limit length of dependency flush list.
9643 * params.h (MAX_PENDING_LIST_LENGTH): Define.
9644 * sched-int.h (struct deps): Add pending_flush_length field.
9645 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
9646 has 1 element in it.
9647 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
9648 (sched_analyze): After a jump, if the pending memory flush list is too
9649 large, flush the pending lists.
9650 (init_deps): Initialize pending_flush_length to 0.
9651 * doc/invoke.texi (max_pending_list_length): Document parameter.
9653 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9655 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9656 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9657 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9659 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9661 * cpphash.h (struct_lexer_state): Delete was_skipping.
9662 Move skipping here from struct cpp_reader.
9663 * cpplex.c (parse_identifier): Update.
9664 (_cpp_lex_token): Don't skip tokens in a directive.
9665 * cpplib.c (struct if_stack): Update.
9666 (start_directive, end_directive): Don't change skipping state.
9667 (_cpp_handle_directive): Update.
9668 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9669 (do_else, do_endif): Update; only check for excess tokens if not
9670 in a skipped conditional block.
9671 (push_conditional): Update for new struct if_stack.
9673 2001-07-26 Graham Stott <grahams@redhat.com>
9675 * function.c (locate_and_pad_parm): Also pad initial offset
9676 so that the total argument size also includes the padding.
9678 2001-07-26 Graham Stott <grahams@redhat.com>
9680 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9681 change XSTR to XTMPL.
9683 (process_one_cond_exec): Likewise
9685 2001-07-25 Richard Henderson <rth@redhat.com>
9687 * varasm.c (assemble_variable): Create DECL_RTL before setting
9690 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9692 * predict.c (estimate_probability): Avoid duplicated predictions.
9694 * loop.c (find_and_verify_loops): Grok multiple barriers.
9696 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9698 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9700 * dbxout.c: Consistently use putc instead of fputc.
9701 (print_wide_int): New function; call instead of direct fprintf.
9702 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9703 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9704 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9705 (print_int_cst_octal): Likewise.
9706 (print_octal): Show we wrote characters.
9707 (dbxout_type): Set have_used_extensions in more places.
9709 2001-07-25 Catherine Moore <clm@redhat.com>
9711 * config/v850/v850.c (v850_va_arg): Use addr
9712 instead of valist to build incr.
9714 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9716 * flow.c (delete_dead_jumptables): New function.
9717 (life_analyzis): Call it.
9718 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9721 2001-07-25 Richard Henderson <rth@redhat.com>
9723 * except.c (reachable_handlers): Handle a region being removed
9724 out from under a RESX.
9726 2001-07-25 Richard Henderson <rth@redhat.com>
9728 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9729 swap GE/GT if it is an fp comparison.
9731 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9733 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9736 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9738 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9739 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9742 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9744 (visit_expression): When attempting to simplify an expression,
9745 retrieve any modes for arguments before they are simplified
9748 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9749 Janis Johnson <janis@us.ibm.com>
9751 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9752 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9753 pointer parameters to match documented usage of nonlocal_goto.
9754 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9755 parameters to their correct order.
9756 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9757 parameters to their correct order.
9759 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9761 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9763 2001-07-25 Jan Hubicka <jh@suse.cz>
9764 Richard Henderson <rth@redhat.com>
9766 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9768 (make_edges): New argument update_p; populate the edge cache if set.
9769 (find_basic_blocks): Update make_edges invocation.
9771 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9773 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9775 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9777 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9778 -Acpu and -Amachine.h.
9779 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9780 Corrected header to say ELF not a.out.
9781 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9782 when given -msoft-float.
9784 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9786 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9787 extra multilib parts like arm-elf.
9788 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9789 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9790 crtfini.o as extra multilib parts.
9792 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9794 * configure.in: Add rtems as a supported thread model.
9795 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9796 * configure: Rebuilt.
9798 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9800 * stor-layout.c (get_mode_alignment): make it work when
9801 BITS_PER_UNIT is not a power of two.
9802 * builtins.c (get_pointer_alignment): Likewise.
9804 2001-07-24 Richard Henderson <rth@redhat.com>
9806 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
9807 the retrieved constant into the expected mode.
9809 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9811 * flow.c (try_simplify_condjump): Avoid duplicated edges.
9812 (verify_flow_info): Check for duplicated edges; clarify
9815 * flow.c (block_label): Update basic_block_for_insn.
9816 (commit_edge_insertions): Call compute_bb_for_insn.
9818 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
9821 * flow.c (redirect_edge_and_branch,
9822 try_optimize_cfg): Use redirect_edge_succ_nodup
9823 (redirect_edge_succ_nodup): New.
9824 * basic_block.h (redirect_edge_succ_nodup): Declare.
9826 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
9829 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
9831 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
9832 (try_crossjump_to_edge): Update commetns.
9833 (try_crossjump_bb): Likewise.
9835 2001-07-24 Richard Henderson <rth@redhat.com>
9837 * combine.c (distribute_notes): Move set of need_refresh
9838 for noop_move_p down to catch all cases.
9840 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
9842 * recog.c (split_all_insns_noflow): New.
9843 * rtl.h (split_all_insns_noflow): Declare.
9844 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
9845 * m68hc11.c (m68hc11_reorg): Likewise.
9846 * sh.c (machine_dependent_reorg): Likewise.
9847 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
9850 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9852 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
9853 (ashlsi3_n splitter): Likewise.
9854 (lshrsi3_n splitter): Likewise.
9856 (GOTaddr2picreg): Make const SImode.
9857 (sym_label2reg): Likewise.
9858 (symGOT2reg): Likewise.
9859 (symGOTOFF2reg) Likewise.
9861 (casesi_worker_0): Make unspec SImode.
9863 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9865 * config/sh/sh.c (barrier_align): Check that an operand really is
9866 an insn before extracting its INSN_CODE.
9868 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
9870 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
9873 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
9874 for SImode to prevent overflow.
9876 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9878 * config/mips/irix6-libc-compat.c: New file.
9879 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
9880 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
9883 2001-07-24 lars brinkhoff <lars@nocrew.org>
9885 * rtl.texi (REG_POINTER): Document.
9886 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
9887 QFmode, HFmode, TQFmode, QCmode, and HCmode.
9889 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
9891 * flow.c (delete_noop_moves): Do not confuse libcall regions.
9893 2001-07-23 Richard Henderson <rth@redhat.com>
9895 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
9897 2001-07-23 Kazu Hirata <kazu@hxi.com>
9899 * config/h8300/h8300-protos.h: Add a prototype for
9900 general_operand_dst_push.
9901 * config/h8300/h8300.c (general_operand_dst_push): New.
9902 * config/h8300/h8300.h (OK_FOR_T): New.
9903 (EXTRA_CONSTRAINT): Use it.
9904 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9905 the existing movqi pattern.
9906 (movhi_push): Likewise.
9908 * reload.c: Fix comment typos.
9910 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9912 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
9914 2001-07-23 H.J. Lu (hjl@gnu.org)
9916 * doc/extend.texi: Update __builtin_return_address and
9917 __builtin_frame_address.
9919 2001-07-23 Richard Henderson <rth@redhat.com>
9921 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
9923 * config/i386/i386.md: New setcc+movzbl peephole2.
9925 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9927 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
9928 * objc/objc-act.c: Include debug.h.
9929 (synth_module_prologue): Save and restore debug hooks too.
9931 2001-07-23 lars brinkhoff <lars@nocrew.org>
9933 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
9934 and C4X_FLOAT_FORMAT.
9935 (BOOL_TYPE_SIZE): Document.
9937 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
9939 * unroll.c (loop_iterations): Fix miscalculation of initial
9942 2001-07-13 Andrew Haley <aph@redhat.com>
9944 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
9945 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
9946 * config/sh/sh.c (sh_can_redirect_branch): New function.
9947 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
9948 * reorg.c (steal_delay_list_from_target): Use
9949 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
9951 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
9953 * flow.c (try_simplify_condjump): Unlink insn chain on
9954 fallthru edge; use can_fallthru.
9956 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
9958 * basic-block.h (find_sub_basic_block): Declare.
9959 * flow.c (make_edges): New arguments MIN and MAX;
9960 (find_sub_basic_blocks): Revamp to use make_edges
9961 and purge_dead_edges.
9962 (find_basic_blocks): Update call of find_sub_basic_block.
9964 * recog.c (split_all_insns): Always expect CFG to be consistent;
9965 call find_sub_basic_blocks in case something has changed.
9966 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
9969 * basic-block.h (delete_noop_moves): Declare.
9970 * combine.c (combine_instructions): Call it.
9971 (recog_for_combine): Tolerate noop moves
9972 (distribute_notes): Force refresh when register dies at noop move.
9973 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
9975 (life_analysis): Update delete_noop_moves call.
9976 (set_noop_p): Move too ...
9977 * rtlanal.c (noop_move_p): ... here.
9978 * rtl.h (noop_move_p): Declare.
9980 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
9981 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
9983 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
9984 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
9986 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
9988 * reload.c (push_reload): Fix typo in comment.
9989 (find_reloads_address): Ditto.
9990 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
9992 2001-07-22 Richard Henderson <rth@redhat.com>
9994 * flow.c: Grammar check and clarify a lot of comments.
9995 (try_simplify_condjump): Rename variables to be clearer.
9996 (try_forward_edges): Skip complex and fallthru edges.
9997 Rearrange tests to avoid duplicate checks.
9998 (flow_find_cross_jump): Likewise.
9999 (outgoing_edges_match): Allow match if neither branch has
10000 probability data. Loosen probability match to 5%.
10001 (try_crossjump_to_edge): Hoist repeated indirection into
10003 (try_crossjump_bb): Don't check complex edges. Eliminate
10004 redundant crossjump tests.
10005 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10006 checks before more expensive checks.
10008 2001-07-22 Richard Henderson <rth@redhat.com>
10010 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10011 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10014 2001-07-22 Richard Henderson <rth@redhat.com>
10016 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10017 (const_sint32_operand): Likewise.
10018 * m68k.md (anon mulsi pattern): Use const_int_operand not
10019 const_sint32_operand.
10020 (umulsi3_highpart): Zero extend a constant input.
10021 (smulsi3_highpart): Don't bother checking SImode constant.
10022 (const_umulsi3_highpart): Give op3 DImode.
10023 (const_smulsi3_highpart): Likewise.
10025 2001-07-22 Richard Henderson <rth@redhat.com>
10027 * flow.c (split_block): Make sure bb_note is included in the
10028 new block when splitting before a label.
10030 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10032 * basic-block.h (redirect_edge_and_branch_force,
10033 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10034 * flow.c (redirect_edge_and_branch_force,
10035 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10036 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10037 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10038 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10039 instead of label; update CFG after transformation.
10040 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10041 for finishing the transformation; handle even case where ELSE
10042 does not follow THEN.
10043 (find_if_case_2): Update call of dead_or_predictable; simplify
10046 * emit-rtl.c (split_branch_probability): New global variable.
10047 (try_split): Take care to set split_branch_probability and
10048 create REG_BR_PROB note for new jump insns.
10049 * md.texi (define_split): Document new feature.
10051 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10053 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10055 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10056 (asm_out_file): Remove redundant declaration.
10057 (assemble_asm): Remove old #if 0 block.
10058 (assemble_variable): Remove end of function; debug output is
10059 now handled with global_decl. Remove old #if 0 block. Update.
10060 Remove saved_in_section and associated no-op code.
10061 * Makefile.in (varasm.o): Correct dependencies.
10063 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10065 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10066 the definition in defaults.h.
10068 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10070 * jump.c: Update comments.
10071 (delete_barrier_successors, delete_unreferenced_labels,
10072 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10073 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10074 jump_optimize, jump_optimize_minimal): Kill.
10075 (rebuild_jump_labels): Move code from jump_optimize_1.
10076 (purge_line_number_notes): Likewise.
10077 (copy_loop_headers): Likewise.
10078 * reg-stack.c: Update comment.
10079 * stmt.c: Likewise.
10080 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10081 JUMP_AFTER_REGSCAN): Kill.
10082 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10083 purge_line_number_notes and copy_loop_headers.
10085 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10086 Richard Henderson <rth@redhat.com>
10088 * dbxout.c (dbxout_global_decl): New.
10089 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10090 * sdbout.c (sdbout_finish): New.
10091 (sdbout_debug_hooks): Use it, add comments.
10092 (sdbout_global_decl): Defer initialised public vars to
10094 * varasm.c (assemble_variable): Don't output debug information
10095 for file-scope variables.
10097 2001-07-22 Richard Henderson <rth@redhat.com>
10099 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10100 (get_round_mode_suffix): New.
10101 (print_operand): Use them for [/]. Remove support for [&'`()+].
10102 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10103 * config/alpha/alpha.md (attr round_suffix): New.
10104 (attr trap_suffix): New.
10105 (all insns): Set them appropriately. Use %/ instead of the
10106 myriad punctuators.
10108 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10110 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10112 2001-07-22 Richard Henderson <rth@redhat.com>
10114 * regrename.c (regrename_optimize): Compute nregs for each
10115 potential target register.
10117 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10118 Richard Henderson <rth@redhat.com>
10120 * dbxout.c (dbxout_global_decl): New.
10121 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10122 * sdbout.c (sdbout_finish): New.
10123 (sdbout_debug_hooks): Use it, add comments.
10124 (sdbout_global_decl): Defer initialised public vars to
10126 * varasm.c (assemble_variable): Don't output debug information
10127 for file-scope variables.
10129 2001-07-21 H.J. Lu (hjl@gnu.org)
10131 * config/mips/mips.c (mips_cpu): Moved into ...
10132 (override_options): Here.
10134 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10136 (mips_cpu): Removed.
10138 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10140 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10141 ("iorqi3"): Likewise.
10142 ("xorqi3"): Likewise.
10143 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10144 ("*subhi3_sp): Likewise.
10145 ("*subhi3"): Likewise.
10146 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10149 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10151 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10152 * config/freebsd.h: Likewise.
10153 * config/linux.h: Likewise.
10154 * config/openbsd.h: Likewise.
10155 * config/alpha/linux-elf.h: Likewise.
10156 * config/arm/linux-elf.h: Likewise.
10157 * config/d30v/d30v.h: Likewise.
10158 * config/fr30/fr30.h: Likewise.
10159 * config/ia64/aix.h: Likewise.
10160 * config/ia64/ia64.h: Likewise.
10161 * config/mips/linux.h: Likewise.
10162 * config/pj/pj.h: Likewise.
10163 * config/rs6000/linux.h: Likewise.
10164 * config/sparc/linux.h: Likewise.
10165 * config/sparc/linux64.h: Likewise.
10167 2001-07-20 Bruce Korb <bkorb@gnu.org>
10169 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10170 because getc() and char* may disagree on signedness.
10172 2001-07-20 Richard Henderson <rth@redhat.com>
10174 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10176 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10177 insns to delete in the presence of cc0 in a jump insn.
10179 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10180 Jan Hubicka <jh@suse.cz>
10182 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10183 of doing the change by hand.
10185 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10187 * rtlanal.c (set_noop_p): Return true for noop jumps.
10189 * expr.c (emit_single_push_insn): Add call to push expander.
10190 * expr.h (optab_index): Add OTI_push
10191 (push_optab): New constant.
10192 * genopinit.c (optabs): Add push_optab.
10193 * optabs.c (init_optab): Init push optab.
10194 * md.texi (push??1): Document
10196 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10198 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10199 expand to emit the pattern; put a REG_INC note for push/pop
10201 ("movdf", "movdf_internal"): Likewise.
10202 ("movsi", "movsi_internal"): Likewise.
10203 ("movsf", "movsf_internal"): Likewise.
10204 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10206 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10208 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10211 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10213 * params.def: Change default max inline insns to 100.
10215 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10217 * combine.c (combine_simplify_rtx): Generate a new shift operation
10218 when simplifying the first operand of a (neg (ashift)) expression.
10220 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10222 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10224 2001-07-20 Kelley Cook <kelley.cook@home.com>
10226 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10227 information. Move rest into ...
10228 (*-*-solaris): ... here. Eliminate redundant information and
10229 reword necessary packages section. Delete 4.x assembler bug info.
10230 (sparc-sun-*): Merge into ...
10231 (sparc-sun-sunos*): here.
10233 2001-07-20 Catherine Moore <clm@redhat.com>
10235 * config/v850/v850.md (casesi): Generate LABEL_REF
10238 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10240 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10241 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10242 * i386.md (strclrsi expander): Use it.
10244 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10246 * integrate.c (copy_insn_list): handle
10247 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10248 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10249 identically as to CODE_LABEL.
10251 * fold-const (fold): Convert A/B/C to A/(B*C) and
10254 * except.c (connect_post_landing_pads): Delete the RESX insns.
10256 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10258 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10260 * config/mips/mips.md (nmadd/nmsub): Use macro.
10262 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10264 * cppinit.c (remove_dup_dir): Make static.
10265 (remove_dup_dirs): Make static. Only warn about preempting a
10266 system directory with a non-system directory.
10268 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10270 * ifcvt.c (noce_try_store_flag_constants): Correct order
10271 of parameters to trunc_int_for_mode.
10273 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10275 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10276 an exception that will be caught within this function, do not fill
10277 its delay slot with any subsequent instruction.
10279 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10281 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10282 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10283 pointer extension instruction.
10284 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10285 * simplify-rtx.c (simplify_unary_operation) Likewise.
10286 * explow.c (convert_memory_address) Check value of
10287 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10289 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10290 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10291 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10292 Add Multilib Support.
10293 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10294 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10295 Add Multilib Support.
10296 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10298 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10299 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10300 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10302 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10304 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10305 old and new operands in `<', `3' and `b'.
10307 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10309 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10310 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10311 (toplev.o): Don't depend on xcoffout.h.
10312 * c-decl.c: Include debug.h
10313 (duplicate_decls): Use debug hook.
10314 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10315 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10316 (dbxout_types): Remove.
10317 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10318 * debug.c (do_nothing_debug_hooks): Update.
10319 (debug_true_tree, debug_nothing_rtx): New.
10320 * debug.h (struct rtx_def): New.
10321 (struct gcc_debug_hooks): New hooks ignore_block,
10322 outlining_inline_function and label.
10323 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10324 dwarf2out_frame_finish): New.
10325 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10326 Make static, update prototype.
10327 (dwarf2_debug_hooks): Update.
10328 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10329 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10330 * dwarfout.c (dwarf_debug_hooks): Update.
10331 * emit-rtl.c: Include debug.h.
10332 (remove_unnecessary_notes): Use debug hook.
10333 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10334 (final_scan_insn): Use debug hook.
10335 * integrate.c (output_inline_function): Use debug hook.
10336 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10337 (sdb_debug_hooks): Update.
10338 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10339 * toplev.c: Don't include xcoffout.h.
10340 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10341 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10343 * tree.h (dwarf2out_do_frame): Remove.
10345 2001-07-19 Catherine Moore <clm@cygnus.com>
10347 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10349 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10351 * reload1.c (eliminate_regs_in_insn): When updating a set
10352 to the frame pointer to the hardware frame pointer, perform
10353 the update always not just when REPLACE is set.
10355 * reload1.c (choose_reload_regs): Don't inherit a reload
10356 that crosses multiple registers if registers past the first
10357 don't fit in the desired class.
10359 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10360 when negating constants.
10362 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10364 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10365 * doc/tree.texi: Ditto.
10367 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10368 Jakub Jelinek <jakub@redhat.com>
10370 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10371 (extract_cie_info): Handle "eh" augmentation properly,
10373 (struct frame_state, __frame_state_for): New.
10375 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10377 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10378 HANDLE_SYSV_PRAGMA): Define.
10379 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10381 (copy_object): Caller changed.
10383 2001-07-19 Andreas Schwab <schwab@suse.de>
10385 * configure.in (assembler dwarf2 debug_line support): Define nop
10387 * configure: Regenerated.
10389 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10391 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10393 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10394 to conditionally compiled block.
10395 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10396 * dbxout.h (dbxout_function): Remove.
10397 * debug.c (do_nothing_debug_hooks): Update.
10398 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10399 global_decl, deferred_inline_function.
10400 * dwarf2out.c (dwarf2_debug_hooks): Update.
10401 (dwarf2out_global_decl): New.
10402 * dwarfout.c: Don't include dwarfout.h.
10403 (dwarfout_global_decl, dwarfout_function_decl,
10404 dwarfout_deferred_inline_function): New.
10405 (dwarf_debug_hooks): Update.
10406 * dwarfout.h: Remove.
10407 * final.c: Don't include dwarfout.h.
10408 * sdbout.c (sdbout_global_decl): New.
10409 (sdbout_debug_hooks): Update.
10410 * toplev.c: Don't include dwarfout.h.
10411 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10412 (note_deferral_of_defined_inline_function): Remove.
10413 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10414 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10415 * ch/lex.c: Don't include dwarfout.h.
10416 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10417 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10418 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10419 * cp/optimize.c: Include debug.h.
10420 (maybe_clone_body): Use debug hook.
10421 * cp/semantics.c: Include debug.h.
10422 (expand_body): Use debug hook.
10423 * po/POTFILES.in: Remove dwarfout.h.
10425 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10427 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10428 * c-parse.in (yyerror, _yylex): Similarly.
10429 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10430 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10432 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10433 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10435 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10437 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10438 in-class declaration at -g1. Fixes c++/2814.
10440 2001-07-18 Richard Henderson <rth@redhat.com>
10442 * doc/md.texi (reload_in/out): Document restrictions in predicates
10443 and constraints for these patterns. Document empty string matching
10446 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10448 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10450 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10452 * cse.c: Undo my previous patch.
10454 2001-07-18 Tom Tromey <tromey@redhat.com>
10457 * configure: Rebuilt.
10458 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10460 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10462 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10463 Jan Hubicka <jh@suse.cz>
10465 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10466 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10467 * jump.c (mark_jump_label): Do not forward branches.
10469 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10471 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10472 when return value is unused.
10474 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10476 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10478 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10480 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10481 on error. We can't blindly return the result of
10482 pthread_mutex_trylock because it returns a positive number on
10483 error, while we must return -1 on error.
10484 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10486 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10488 2001-07-18 Andreas Jaeger <aj@suse.de>
10490 * integrate.c (output_inline_function): Correct type of debug_hooks.
10492 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10494 * combine.c (combine_simplify_rtx): DIV can be treated
10495 associatively for floats if unsafe math optimisations are enabled.
10497 2001-07-17 Richard Henderson <rth@redhat.com>
10499 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10501 2001-07-17 Richard Henderson <rth@redhat.com>
10503 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10504 don't force the function address into a register.
10505 (expand_call, emit_library_call_value_1): Update callers.
10506 * builtins.c (expand_builtin_apply): Likewise.
10507 * expr.h (prepare_call_address): Update decl.
10509 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
10511 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
10513 * config/i386/chorus.h: Move up.
10514 * config/sparc/chorus.h: Likewise.
10515 * config/rs6000/chorus.h: Likewise.
10516 * config/chorus.h: Moved here.
10518 2001-07-17 Andreas Schwab <schwab@suse.de>
10520 * configure.in (assembler eh_frame optimization): Handle big
10522 * configure: Regenerated.
10524 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
10526 * expr.c (epxand_expr): Convert divisions into multiplications by
10527 reciprocals if -ffast-math.
10529 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
10531 * dbxout.c (dbxout_really_begin_function): Rename to
10532 dbxout_begin_function.
10533 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10534 (dbxout_begin_function): Remove.
10535 (dbxout_function): Update.
10536 (dbxout_source_line): Update prototype.
10537 * dbxout.h (dbxout_begin_function): Remove.
10538 * debug.c (do_nothing_debug_hooks): Update.
10539 (debug_nothing_tree): Update.
10540 (debug_nothing_charstar_rtx): Remove.
10541 * debug.h (union tree_node): Declare.
10542 (struct rtx_def): Remove.
10543 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
10544 begin_function. Change source_line prototype.
10545 (debug_nothing_tree): New.
10546 (debug_nothing_charstar_rtx): Delete.
10547 (dwarf2out_begin_prologue): Moved from ...
10548 * tree.h: ... here.
10549 * dwarf2out.c (dwarf2_debug_hooks): Update.
10550 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
10551 debug info, call dwarf2out_source_line.
10552 (dwarf2out_souce_line): Update prototype.
10553 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
10554 Change prototype, make static.
10555 (dwarfout_source_line): Update prototype.
10556 (dwarf_debug_hooks): Update.
10557 * dwarfout.h (dwarfout_begin_function): Remove.
10558 * final.c (final_start_function, final_scan_insn): Use appropriate
10559 debug hooks, update to use notice_source_line.
10560 (output_source_line): Rename notice_source_line. Don't call the
10561 source_line debug hook.
10562 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
10563 make static, update prototype.
10564 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
10566 (sdbout_end_prologue): New.
10567 (sdbout_source_line): Update prototype.
10568 (sdbout_debug_hooks): Update.
10569 (sdbout_symbol): Remove unused var.
10570 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
10572 * varasm.c: Include debug.h.
10573 (assemble_start_function): Use begin_function debug_hook.
10574 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10575 update with prototype.
10576 (xcoffout_source_line): Update prototype.
10577 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10579 (xcoffout_source_line): Update prototype.
10581 2001-07-17 Richard Henderson <rth@redhat.com>
10583 * c-typeck.c (build_binary_op): Do not shorten unsigned
10584 right shift after sign extension.
10586 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
10588 * combine.c (combine_simplify_rtx): Attempt to simplify
10589 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
10591 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
10592 (simplify_binary_operation, simplify_unary_operation,
10593 simplify_relational_operation): Use it.
10595 * combine.c (combine_simplify_rtx): Don't do associative law
10596 on divisions; allow associative law on floats.
10598 2001-07-17 H.J. Lu <hjl@gnu.org>
10599 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10601 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
10602 ASM_OUTPUT_WEAK_ALIAS are defined.
10603 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
10604 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
10606 * config/mips/iris5.h: ... here.
10607 (HANDLE_SYSV_PRAGMA): Defined as 1.
10608 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
10609 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
10612 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10614 * c-parse.in (all_prefix_attributes): New variable.
10615 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
10616 (maybe_resetattrs): New production.
10617 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
10618 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
10619 notype_initdcl, nested_function, notype_nested_function,
10620 component_decl, components, components_notype,
10621 component_declarator, component_notype_declarator,
10622 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
10623 ivars, mydecl, myparm): Update. Avoid prefix attributes just
10624 after a comma being applied to more than one declarator.
10625 * doc/extend.texi (Attribute Syntax): Update. Remove
10626 documentation of bugs that are no longer present.
10628 2001-07-13 Eric Christopher <echristo@redhat.com>
10630 * config/mips/mips.h: Change TUNE_MIPS* options to use
10632 (EXTRA_SPECS): Add cc1_cpu_spec.
10633 * config/mips/mips.md (muldf3): Fix typo.
10635 2001-07-16 Richard Henderson <rth@redhat.com>
10637 * config/m68k/m68k.c: Include expr.h and reload.h.
10638 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
10639 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
10641 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10642 Richard Henderson <rth@redhat.com>
10644 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
10645 (insn_live_p): Fix fall off end of function.
10646 (dead_libcall_p): Remove COUNTS argument; update callers.
10647 (delete_trivially_dead_insns): Remove unused variables.
10649 2001-07-17 Andreas Jaeger <aj@suse.de>
10651 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10652 x86-64 pic support.
10654 * lcm.c (optimize_mode_switching): Avoid warning for unused
10655 variable if !NORMAL_MODE.
10657 * flow.c (try_crossjump_to_edge): Remove unused variable.
10659 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10661 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10662 atexit declaration in stdlib.h.
10664 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10666 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10668 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10670 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10671 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10672 do rebuild_jump_labels instead of jump_optimize
10673 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10674 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10675 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10677 * flow.c: Include timevar.h
10678 (find_basic_block): Push/pop timevar;
10679 (cleanup_cfg): Likewise.
10680 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10681 * Makefile: Add dependencies on timevar.h
10683 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10684 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10686 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10687 * toplev.c (rest_of_compilation): Update calls.
10688 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10689 (delete_trivially_dead_insns): ... here; accept new argument
10690 preserve_basic_blocks; preserve basic blocks if set.
10692 * reg-stack.c (stack_regs_mentioned): Return 0 if
10693 stack_regs_mentioned_data is not initialized.
10694 (reg_to_stack): Make stack_regs_mentioned survive after the
10695 reg-stack is completted; do not call cleanup_cfg.
10696 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10697 make cleanup_cfg after bb-reorder to output to debug file.
10699 2001-07-16 Richard Henderson <rth@redhat.com>
10701 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10702 from int_reg_class_contents.
10704 2001-07-16 Richard Henderson <rth@redhat.com>
10706 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10707 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10708 (init_reg_sets_1): Move initialization from cse_main.
10709 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10710 (cse_main): Move its initialization also.
10711 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10712 * flow.c (propagate_one_insn): Likewise.
10713 * gcse.c (compute_hash_table): Likewise.
10714 (compute_kill_rd, compute_store_table): Likewise.
10715 * sched-deps.c (sched_analyze_1): Likewise.
10717 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10719 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10722 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10724 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10725 in if statement so we don't access undefined memory.
10727 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10729 * gcse.c: Update comment at top.
10730 Update comment on mem handling.
10731 mem_last_set, mem_first_set, mem_set_in_block: gone.
10732 Declaration of reg_set_info: gone.
10733 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10734 pointless with load_killed_in_block_p (they are *more*
10735 conservative then it, not less, and less accurate).
10736 (oprs_not_set_p): Ditto.
10737 (alloc_gcse_mem): Don't allocate mem_set_in_block
10738 (free_gcse_mem): Don't free it, either.
10739 (record_last_mem_set_info): Update comment in front, remove
10740 mem_*set_* stuff. Note the reason we don't handle stores directly
10742 (compute_hash_table): Update comments to reflect reality. Remove
10743 mem_*set_* references.
10744 (reset_opr_set_tables): Remove mem_*set_* references.
10745 (mark_call): Ditto.
10746 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10747 (mark_clobber): Ditto (on both parts, we double set here too).
10748 (expr_killed_p): Remove mem_set_in_block test.
10749 (compute_transp): Remove mem_set_in_block test.
10751 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10752 of edge, and removal of phi alternative to dump file.
10753 (ssa_ccp_substitute_constants): Add note about register now being
10754 constant, and which uses were replaced in what insns to dump file.
10756 2001-07-16 Andreas Jaeger <aj@suse.de>
10758 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10759 variables of type HOST_WIDEST_INT.
10761 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10762 (__bb_exit_func): Correct type of count_max to avoid overflow.
10763 (num_digits): Handle long long argument.
10765 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10767 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10769 * output.h (sdb_begin_function_line): Restore as an extern
10771 * sdbout.c (sdb_begin_function_line): Make extern.
10773 2001-07-15 Richard Henderson <rth@redhat.com>
10775 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10776 * genrecog.c (maybe_both_true_mode): New.
10777 (maybe_both_true_2): Use it.
10778 (write_switch): Don't put Pmode in a switch.
10779 * rtl.c (mode arrays): Don't explicitly size them.
10781 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10783 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10784 handling; move unconditional splitting before mode switching.
10786 * i386.md (type): Add fistp type.
10787 (i387, length_attr, scheduling definitions): Handle this type.
10788 (fix_trunc?f?i2): Revamp to use mode switching.
10789 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10790 * i386.h (fp_cw_mode): New enum
10791 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10792 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10794 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10796 * Makefile.in (integrate.o): Add debug.h.
10797 * integrate.c (debug.h): Add.
10798 (output_inline_function): Save, reset, and restore debug_hooks.
10800 2001-07-15 Richard Henderson <rth@redhat.com>
10802 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10803 instead of COMPARE for the EQUIV expression.
10805 2001-07-15 Richard Henderson <rth@redhat.com>
10807 * flow.c (redirect_edge_and_branch_force): Initialize
10808 global_live_at_start and global_live_at_end.
10809 (allocate_bb_life_data): Export.
10810 * basic-block.h (allocate_bb_life_data): Declare.
10811 * toplev.c (rest_of_compilation): Call it.
10813 2001-07-15 Richard Henderson <rth@redhat.com>
10815 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
10816 (alpha_tablejump_best_label): New.
10817 * config/alpha/alpha-protos.h: Declare them.
10818 * config/alpha/alpha.md: Use braced strings for code blocks.
10819 (tablejump_osf): Break out add with r29.
10820 (tablejump_osf_internal): Remove.
10821 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
10822 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
10824 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10826 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
10829 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
10831 * i386-protos.h (ix86_split_fp_branch): Update prototype.
10832 (ix86_fp_jump_nontrivial_p): New.
10833 * i386.md (fp_jcc_?): Update call of split_fp_branch;
10834 use ix86_fp_jump_nontrivial_p.
10835 * i386.c (ix86_fp_jump_nontrivial_p): New.
10836 (ix86_split_fp_branch): Accept code instead of rtx.
10837 (ix86_expand_compare): Expand comparison early in case
10838 doing so is resonably cheap.
10840 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
10842 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
10844 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
10845 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
10847 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
10849 * dbxout.c (dbxout_source_line): Make static, update prototype.
10850 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
10851 (dbxout_init, dbxout_finish, dbxout_source_line,
10852 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
10853 * dbxout.h (dbxout_source_line): Delete.
10854 * debug.c (debug_nothing_file, debug_nothing_file_int,
10855 debug_nothing_file_charstar_rtx): New.
10856 (do_nothing_debug_hooks): Update.
10857 (debug_nothing_void, debug_nothing_charstar_rtx,
10858 dwarf2out_end_epilogue): New.
10859 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10860 * debug.h (struct rtx_def): Declare.
10861 (gcc_debug_hooks): New hooks source_line, end_epilogue
10863 (debug_nothing_void, debug_nothing_charstar_rtx,
10864 dwarf2out_end_epilogue): New.
10865 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10866 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
10867 (dwarf2_debug_hooks): Update.
10868 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
10869 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
10870 * dwarf2out.h (dwarf2out_source_line): Remove.
10871 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
10872 Make static, update prototype.
10873 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
10874 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
10875 (dwarf_debug_hooks): Update.
10876 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
10877 dwarfout_end_function): Remove.
10878 * final.c (profile_function): Use debug hooks for ending functions
10880 (output_source_line, final_end_function): Update prototype,
10882 (final_start_function, final_scan_insn): Update.
10883 * output.h (sdb_begin_function_line): Remove.
10884 (final_end_function): Update prototype.
10885 * sdbout.c (sdb_begin_function_line): Make static.
10886 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
10887 (sdbout_source_line): New.
10888 (sdbout_end_epilogue, sdbout_end_function): Make static, update
10890 (sdb_debug_hooks): Update.
10891 (sdbout_init, sdbout_source_line,
10892 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
10893 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
10894 * toplev.c (compile_file, rest_of_compilation): Update.
10895 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
10896 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
10897 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
10898 Update for prototype changes.
10899 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
10900 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
10902 2001-07-15 Richard Henderson <rth@redhat.com>
10904 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
10905 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
10906 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
10907 * config/alpha/alpha.c: Likewise.
10908 * config/alpha/alpha.md: Likewise.
10909 * config/alpha/alpha32.h: Likewise.
10910 * config/alpha/vms.h: Likewise.
10911 (OPEN_VMS): Remove.
10913 2001-07-14 Richard Henderson <rth@redhat.com>
10915 * config/alpha/alpha.md: Use define_constants for unspec values.
10916 Substitute throughout.
10918 2001-07-14 Tim Josling <tej@melbpc.org.au>
10920 * tree.def (EXPON_EXPR) remove. Never supported anyway.
10922 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
10924 * pa.md: Remove unused constraints from define_split's.
10926 2001-04-14 Richard Henderson <rth@redhat.com>
10928 * ifcvt.c (find_cond_trap): Test for exit block.
10930 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
10932 Re-install recently reverted patch.
10933 * emit-rtl.c (try_split): Update mark_jump_label call.
10934 * flow.c (find_sub_basic_blocks): Likewise.
10935 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10936 jump_back_p): Kill.
10937 (mark_all_labels): Kill second parameter.
10938 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10939 (rebuild_jump_labels, jump_optimize_minimal): Update call
10940 of jump_optimize_1.
10941 (jump_optimize_1): Kill crossjumping code.
10942 (mark_jump_label): Kill cross_jump parameter.
10943 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10944 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10945 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10947 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10949 (dump_file_info): Likewise.
10950 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10951 reorganize passes to do reg-stack first, bb-reorder second.
10952 * invoke.texi (-d letters doc): Remove the jump2 pass.
10954 2001-07-14 Richard Henderson <rth@redhat.com>
10956 * ifcvt.c (find_cond_trap): New.
10957 (find_if_header): Call it.
10958 (merge_if_block): Relax existing jump sanity check.
10959 * jump.c (jump_optimize_1): Remove conditional trap handling.
10961 2001-07-14 Alan Modra <amodra@bigpond.net.au>
10963 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
10965 (insn_refs_are_delayed): Correct comment.
10966 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
10967 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
10968 instead of r31. Make associated insn !TARGET_64BIT, and
10969 provide an additional 64-bit insn that clobbers r2.
10970 (divsi3): Likewise.
10971 (udivsi3): Likewise.
10972 (modsi3): Likewise.
10973 (umodsi3): Likewise.
10975 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
10977 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
10979 * flow.c (redirect_edge_and_branch_force, split_edge,
10980 try_crossjump_to_edge): Use set_block_for_new_insns.
10981 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
10983 2001-07-13 H.J. Lu (hjl@gnu.org)
10985 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
10988 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10990 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
10992 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
10994 * c-common.c (decl_attributes): Take a pointer to the node to
10995 which attributes are to be attached, and a flags argument.
10996 * c-common.h (enum attribute_flags): New.
10997 (decl_attributes): Update prototype.
10998 * c-decl.c (start_decl, push_parm_decl, finish_struct,
10999 finish_enum, start_function): Update calls to decl_attributes.
11000 * c-parse.in (component_declarator, component_notype_declarator,
11001 label): Update calls to decl_attributes.
11003 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11005 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11006 * config/avr/avr.c (legitimate_address_p): Return value changed
11007 from letter to register classes. For better debugging.
11009 2001-07-13 Kazu Hirata <kazu@hxi.com>
11011 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11013 2001-07-13 H.J. Lu (hjl@gnu.org)
11015 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11017 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11019 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11020 correctly for shared configurations.
11021 * config/t-libgcc-pic: New.
11022 * config/{i386,m68k,sparc}/t-openbsd: New.
11023 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11024 Support -shared. Support debugging libraries with -g.
11025 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11026 frame information does not emit pointer diffs.
11027 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11028 emit pointer diffs.
11030 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11032 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11034 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11036 * combine.c (try_combine): Ensure const_int pow2 is positive.
11038 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11040 * config.gcc: Add configuration for s/390.
11041 * config/s390/s390.c: New. Subroutines for code generation.
11042 * config/s390/s390.h: New. Definitions for s/390.
11043 * config/s390/s390-protos.h: New. Prototypes.
11044 * config/s390/linux.h: New. Definitions for linux for s/390.
11045 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11046 * config/s390/t-linux: New. Makefile fragment.
11047 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11048 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11050 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11052 * emit-rtl.c (try_split): Update mark_jump_label call.
11053 * flow.c (find_sub_basic_blocks): Likewise.
11054 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11055 jump_back_p): Kill.
11056 (mark_all_labels): Kill second parameter.
11057 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11058 (rebuild_jump_labels, jump_optimize_minimal): Update call
11059 of jump_optimize_1.
11060 (jump_optimize_1): Kill crossjumping code.
11061 (mark_jump_label): Kill cross_jump parameter.
11062 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11063 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11064 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11066 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11068 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11069 reorganize passes to do reg-stack first, bb-reorder second.
11070 * invoke.texi (-d letters doc): Remove the jump2 pass.
11072 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11074 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11076 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11078 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11080 (verify_flow_info): Make diagnostics prettier.
11082 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11084 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11086 * flow.c (outgoing_edges_match): Return early if condition reversal
11089 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11091 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11092 (mips_move_2words): When splitting a move into two instructions,
11093 prefix the second address operand with '%D'.
11095 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11097 * Makefile.in (final.o): Depend on debug.h.
11098 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11099 (dbx_debug_hooks): Add new hooks.
11100 (xcoff_debug_hooks): New.
11101 * debug.c (debug_nothing_file_int_int): New.
11102 (do_nothing_debug_hooks): Update.
11103 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11104 (debug_nothing_file_int_int): New.
11105 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11106 static, update prototype.
11107 (dwarf2_debug_hooks): Update.
11108 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11109 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11110 static, update prototype.
11111 (dwarf_debug_hooks): Update.
11112 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11113 * final.c: Include debug.h.
11114 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11115 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11116 static, update prototype.
11117 (sdb_debug_hooks): Update.
11118 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11119 * toplev.c: Distinguish between xcoff and dbx.
11121 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11122 Call all debug hooks, not just dwarf ones.
11124 2001-07-11 Timothy Wall <twall@redhat.com>
11126 * config.gcc: Add configuration for AIX5/IA64.
11127 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11128 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11129 support prefix/suffix code.
11130 * config/ia64/t-aix: New. Makefile fragment.
11131 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11133 2001-07-11 Kazu Hirata <kazu@hxi.com>
11135 * recog.c (validate_change): Fix a comment typo.
11137 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11139 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11140 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11142 * dbxout.c (dbx_debug_hooks): Add new hooks.
11143 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11145 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11147 * dbxout.h (dbxout_start_new_source_file,
11148 dbxout_resume_previous_source_file): Delete.
11149 * debug.c (do_nothing_debug_hooks): Add new hooks.
11150 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11151 (debug_nothing_int_charstar, debug_nothing_int): New.
11152 * debug.h (gcc_debug_hooks): New hooks define, undef,
11153 start_source_file and end_source_file.
11154 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11155 (debug_nothing_int_charstar, debug_nothing_int): New.
11156 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11157 the conditionally compiled section.
11158 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11159 dwarf2out_define, dwarf2out_undef): Make static.
11160 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11161 dwarf2out_define, dwarf2out_undef): Remove.
11162 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11163 (dwarfout_start_source_file, dwarfout_end_source_file,
11164 dwarfout_define, dwarfout_undef): Make static.
11165 (dwarfout_start_source_file_check,
11166 dwarfout_end_source_file_check): New.
11167 (dwarfout_define, dwarfout_finish): Update.
11168 * dwarfout.h (dwarfout_start_new_source_file,
11169 dwarfout_resume_previous_source_file, dwarfout_define,
11170 dwarfout_undef): Remove.
11171 * sdbout.c (sdb_debug_hooks): Add new hooks.
11172 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11174 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11175 make static, take an arg.
11176 * sdbout.h (sdbout_start_new_source_file,
11177 sdbout_resume_previous_source_file): Delete.
11178 * toplev.c (debug_start_source_file, debug_end_source_file,
11179 debug_define, debug_undef): Delete.
11180 * toplev.h (debug_start_source_file, debug_end_source_file,
11181 debug_define, debug_undef): Delete.
11183 * java/jcf-parse.c: Include debug.h.
11184 (parse_class_file): Update to use debug hooks directly.
11185 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11187 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11189 * alias.c (set_mem_alias_set): New function.
11190 * rtl.h (set_mem_alias_set): Declare it.
11191 * builtins.c (expand_builtin_return_addr): Call it instead of
11192 using MEM_ALIAS_SET accessor.
11193 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11194 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11195 (expand_builtin_va_copy):Likewise.
11196 * caller-save.c (setup_save_areas): Likewise.
11197 * calls.c (compute_argument_addresses): Likewise.
11198 * explow.c (set_mem_attributes): Likewise.
11199 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11200 (expand_assignment, store_constructor_field, store_field): Likewise.
11201 (expand_expr_unaligned): Likewise.
11202 * function.c (assign_stack_temp_for_type): Likewise.
11203 (put_reg_into_stack, gen_mem_addressof): Likewise.
11204 * ifcvt.c (noce_try_cmove_arith): Likewise.
11205 * reload1.c (reload, alter_reg): Likewise.
11206 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11207 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11208 (alpha_expand_unaligned_store): Likewise
11209 (alpha_expand_unaligned_load_words): Likewise.
11210 (alpha_expand_unaligned_store_words): Likewise.
11211 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11212 (alpha_expand_epilogue): Likewise.
11213 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11214 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11215 * config/i386/i386.c (legitimize_pic_address): Likewise.
11216 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11217 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11218 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11219 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11220 * config/mips/mips.c (mips_va_arg): Likewise.
11221 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11222 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11223 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11224 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11225 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11226 (rs6000_emit_epilogue): Likewise.
11227 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11228 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11229 * config/v850/v850.c (v850_va_arg): Likewise.
11231 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11233 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11234 when fallthru edge is present.
11235 (mege_blocks): Handle case where creation of jump insn
11238 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11239 CLEANUP_POST_REGSTACK): New constants.
11240 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11241 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11242 * output.h (cleanup_cfg): Update prototype.
11243 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11244 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11245 cleanup_cfg call; kill missleading comment.
11246 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11247 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11248 parameter; control optimizations performed using it.
11249 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11250 try_crossjump_bb): New functions.
11252 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11254 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11256 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11257 pa_output_function_prologue.
11258 * pa-protos.h (pa_output_function_prologue): New prototype.
11260 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11262 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11263 and low to get correct sign extension in low+high test.
11265 2001-07-11 Janis Johnson <janis@us.ibm.com>
11267 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11268 for large hit count.
11270 * profile.c (branch_prob): Fix .bbg info for computed gotos
11273 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11275 * stmt.c (parse_output_constraint): New function, split out
11277 (expand_asm_operands): ... here. Use parse_output_constraint.
11278 * tree.h (parse_output_constraint): Declare it.
11280 2001-07-11 Richard Henderson <rth@redhat.com>
11282 * bitmap.c: Comment some functions; fiddle whitespace.
11283 (bitmap_free): Don't export.
11284 (bitmap_element_allocate): Use memset.
11285 * bitmap.h (bitmap_free): Don't declare.
11287 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11289 * gcse.c, lcm.c, sched-deps.c:
11290 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11292 * flow.c (flow_loops_find): Free dom if we found no loops, since
11293 we aren't going to save it.
11295 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11298 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11300 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11302 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11304 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11305 #ifndef DWARF2_DEBUGGING_INFO.
11307 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11309 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11311 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11313 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11314 reverse a branch if a NE comparison is implemented with GTU.
11316 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11317 H.J. Lu <hjl@gnu.org>
11319 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11320 constant addresses.
11321 (call_internal2): Likewise.
11322 (call_value_internal1): Likewise.
11323 (call_value_internal2): Likewise.
11324 (call_value_multiple_internal1): Likewise.
11325 (call_value_multiple_internal2): Likewise.
11327 2001-07-10 Kazu Hirata <kazu@hxi.com>
11329 * calls.c (emit_library_call_value_1): Fix a comment typo.
11330 * dwarf2out.c (mem_loc_descriptor): Likewise.
11331 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11333 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11335 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11337 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11339 * recog.c (offsettable_address_p): Handle LO_SUM case.
11340 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11341 instead of plus_constant.
11343 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11345 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11346 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11348 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11350 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11351 adjust_address_nv instead of plus_constant.
11353 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11355 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11356 dwarf2out.o): Depend on debug.h, wrap long lines.
11357 * dbxout.c: Include debug.h.
11358 (dbx_debug_hooks): New.
11359 (dbxout_init): Make static, take just 2 args.
11360 (dbxout_finish): Make static.
11361 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11362 * debug.c: New file.
11363 * debug.h: New file.
11364 * dwarf2out.c: Include debug.h.
11365 (dwarf2_debug_hooks): New.
11366 (dwarf2out_init): Make static.
11367 (dwarf2out_finish): Make static, take 2 args.
11368 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11369 * dwarfout.c: Include debug.h.
11370 (dwarf_debug_hooks): New.
11371 (dwarfout_init): Make static.
11372 (dwarfout_finish): Make static, take 2 args.
11373 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11374 * sdbout.c: Include debug.h.
11375 (sdb_debug_hooks): New.
11376 (sdbout_init): Make static, take 2 args.
11377 * sdbout.h (sdbout_init): Delete.
11378 * toplev.c: Include debug.h.
11379 (debug_hooks): New.
11380 (compile_file): Set deubg_hooks based on command line options.
11381 Use the hooks unconditionally rather than conditional compilation.
11383 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11385 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11386 first_insn_after_basic_block_note instead.
11388 * df.c (df_bb_refs_unlink): #if 0 out for now.
11390 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11392 * ssa.h: Add prototype for ssa_const_prop
11393 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11394 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11395 (ssa_fast_dce): Remove unused variable
11397 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11399 * diagnostic.c (finish_diagnostic): Rename to
11400 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11403 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11405 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11408 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11409 (dump_file): Only pad the demangled name with spaces if the
11410 mangled name was padded with spaces.
11412 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11414 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11417 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11419 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11420 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11421 EXPAND_INITIALIZER.
11423 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11424 whether can put offset inside LO_SUM to check mode alignment, not size.
11426 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11428 * doc/tm.texi (Misc): Fix thinko.
11430 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11432 * regmove.c (replace_in_call_usage): Fix warnings.
11433 * sched-deps.c (add_dependence): Fix warnings.
11434 * simplify-rtx.c (simplify_subreg): Likewise.
11435 Return NULL_RTX instead of NULL.
11437 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11438 (subst_asm_stack_regs): Likewise.
11440 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11443 * dwarf2out.c (output_call_frame_info): Declare i as int.
11444 (build_abbrev_table): Declare n_alloc as int.
11445 (dwarf2out_finish): Initialize die.
11446 * except.c: Declare sjlj_funcdef_number as unsigned.
11447 (connect_post_landing_pads): Declare j as unsigned.
11448 (convert_to_eh_region_ranges): Initialize call_site.
11449 (output_function_exception_table): Initialize tt_format_size.
11450 * expr.c (move_by_pieces_1): Initialize to1.
11451 (store_constructor): Initialize minelt and maxelt.
11452 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11453 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11455 * c-decl.c (combine_parm_decls): Unused, remove.
11456 * c-tree.h: Remove prototype for combine_parm_decls.
11458 * reload.c (push_reload): Fix warning.
11459 (regno_clobbered_p): Likewise.
11460 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11461 (reload_combine): Likewise.
11463 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11464 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11466 * bitmap.c (bitmap_operation): Change user.
11467 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11469 2001-07-10 Eric Christopher <echristo@redhat.com>
11471 * config/mips/mips.c (override_options): Fix typo.
11473 2001-07-09 Stan Shebs <shebs@apple.com>
11475 * target.h (struct gcc_target): New fields init_builtins and
11477 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11478 (TARGET_EXPAND_BUILTIN): New macro.
11479 (TARGET_INITIALIZER): Add them.
11480 * builtins.c: Include target.h.
11481 (expand_builtin): Use targetm.expand_builtin.
11482 (default_init_builtins): New function.
11483 (default_expand_builtin): New function.
11484 * expr.h (default_init_builtins): Declare.
11485 (default_expand_builtin): Declare.
11486 * c-common.c (c_common_nodes_and_builtins): Use
11487 targetm.init_builtins.
11488 * defaults.h (MD_INIT_BUILTINS): Remove.
11489 * Makefile.in (builtins.o): Depend on target.h.
11491 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11492 (TARGET_EXPAND_BUILTIN): Define.
11493 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11494 (MD_EXPAND_BUILTIN): Remove.
11496 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11497 (TARGET_EXPAND_BUILTIN): Define.
11498 (c4x_init_builtins): Make endlink arg a local.
11499 (c4x_print_operand): Fix typos in adjust_address usages.
11500 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11501 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11502 (MD_EXPAND_BUILTIN): Remove.
11504 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11505 (TARGET_EXPAND_BUILTIN): Define.
11506 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11507 (ix86_init_builtins): Call new function only if TARGET_MMX.
11508 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11509 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11510 (MD_EXPAND_BUILTIN): Remove.
11512 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
11513 (TARGET_EXPAND_BUILTIN): Define.
11514 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
11515 (MD_EXPAND_BUILTIN): Remove.
11517 * doc/tm.texi: Document these changes.
11519 2001-07-09 Diego Novillo <dnovillo@redhat.com>
11521 * basic-block.h (tree_node): Forward declare if needed.
11522 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
11523 (BLOCK_HEAD_TREE): Define.
11524 (BLOCK_END_TREE): Define.
11525 (struct loops): Rename field 'tree' to 'tree_root'.
11526 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
11528 (flow_loops_tree_build): Rename reference to field 'tree' to
11530 (flow_loops_level_compute): Ditto.
11531 * predict.c (estimate_bb_frequencies): Ditto.
11532 * tree.h (struct tree_common): Add field 'aux'.
11534 2001-07-09 Stan Shebs <shebs@apple.com>
11536 * config/darwin.c (darwin_encode_section_info): Don't mark any
11537 DECL_EXTERNAL node as defined.
11539 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11541 * pa.c (pa_init_machine_status, pa_mark_machine_status,
11542 pa_free_machine_status, hppa_init_pic_save): Delete.
11543 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
11544 (hppa_profile_hook): Use hppa_pic_save_rtx.
11545 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
11546 hppa_init_pic_save): Delete.
11547 (hppa_pic_save_rtx): Declare.
11548 * pa.md (call, call_value, sibcall, sibcall_value,
11549 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
11551 2001-07-09 Kazu Hirata <kazu@hxi.com>
11553 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
11554 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
11556 2001-07-09 Andreas Jaeger <aj@suse.de>
11558 * output.h: Add declaration of final_forward_branch_p.
11560 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
11562 * varray.c: Include errors.h for internal_error and trim_filename
11565 * Makefile.in (varray.o): Add errors.h.
11567 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
11569 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
11570 * optabs.c (have_add2_insn): Check whether the add insn chosen
11571 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
11572 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
11574 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
11576 * Makefile.in (OBJS): Add ssa-ccp.o
11577 (ssa-ccp.o): Add dependencies.
11578 * toplev.c (DFI_ssa_ccp): New dump file enum.
11579 (dump_file): Add entry for dumping after SSA CCP.
11580 (flag_ssa_ccp): New flag variable.
11581 (f_options): Add -fssa-ccp.
11582 (rest_of_compilation): Run SSA CCP if requested.
11583 * timevar.def (TV_SSA_CCP): New timevar.
11584 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
11585 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
11586 Fix minor typo in SSA DCE documentation.
11587 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
11588 Add documentation for new dump option. Renumber dump files
11591 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11593 * emit-rtl.c (gen_highpart_mode): New.
11594 * rtl.h (gen_highpart_mode): Declare.
11595 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
11596 operand can be VOIDmode constant.
11598 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
11600 * flow.c (redirect_edge_and_branch_force): New.
11601 (can_fallthru): Ensure that basic blocks are succeeding.
11602 (try_optimize_cfg): Do not delete basic block if it is the last one.
11604 * flow.c (try_redirect_by_replacing_jump): Do not remove
11605 jumps with side effects, unlink chain on fallthru edge;
11606 set block for new jump instruction; avoid basic block to
11607 over by line number note.
11609 * flow.c (try_simplify_condjump): Verify that the condjump
11610 is not always falling through.
11613 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11615 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11616 (try_redirect_by_replacing_jump): Update properly the count
11617 and frequency information.
11619 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11621 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
11622 address that is a LO_SUM specially.
11623 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
11625 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
11627 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
11628 (operand_subword): Use them.
11629 (change_address_1): Renamed from change_address; new arg VALIDATE.
11630 * expr.h: Reflect above changes; change_address now macro.
11631 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
11633 * cselib.c (add_mem_for_addr): Likewise.
11634 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
11635 * regmove.c (try_apply_stack_adjustment): Likewise.
11636 * reload.c (push_reload, make_memloc): Likewise.
11637 * reload1.c (eliminate_regs): Likewise.
11638 * simplify-rtx.c (simplify_replace_rtx): Likewise.
11639 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
11641 * combine.c (make_extraction, simplify_shift_const): Likewise.
11642 (gen_lowpart_for_combine): Likewise.
11643 * cse.c (gen_lowpart_if_possible): Likewise.
11644 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
11645 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
11646 * optabs.c (gen_move_insn): Likewise.
11647 * reload1.c (alter_reg): Likewise.
11648 * simplify-rtx.c (simplify_subreg): Likewise.
11649 * stmt.c (expand_anon_union_decl): Likewise.
11650 * recog.c (validate_replace_rtx_1): Likewise.
11652 * Makefile.in (recog.o): Add $(EXPR_H).
11653 * explow.c (stabilize): Call replace_equiv_address.
11654 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11655 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11657 2001-07-03 Andrew Haley <aph@redhat.com>
11659 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11660 the mode of the memory location.
11662 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11664 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11666 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11668 * final.c (output_addr_const): Use target opening and
11669 closing parentheses.
11670 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11671 defaults, add to TARGET_ASM_OUT.
11672 * target.h (struct gcc_target): Add open_paren and close_paren.
11673 * doc/md.texi: Update.
11674 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11675 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11676 TARGET_ASM_CLOSE_PAREN.
11677 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11679 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11681 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11682 * config/a29k/a29k.h: Similarly.
11683 * config/alpha/alpha.h: Similarly.
11684 * config/arc/arc.h: Similarly.
11685 * config/arm/aof.h: Similarly.
11686 * config/arm/aout.h: Similarly.
11687 * config/avr/avr.h: Similarly.
11688 * config/c4x/c4x.h: Similarly.
11689 * config/clipper/clipper.h: Similarly.
11690 * config/convex/convex.h: Similarly.
11691 * config/d30v/d30v.h: Similarly.
11692 * config/dsp16xx/dsp16xx.h: Similarly.
11693 * config/elxsi/elxsi.h: Similarly.
11694 * config/fr30/fr30.h: Similarly.
11695 * config/h8300/h8300.h: Similarly.
11696 * config/i370/i370.h: Similarly.
11697 * config/i386/i386.h: Similarly.
11698 * config/i860/i860.h: Similarly.
11699 * config/i960/i960.h: Similarly.
11700 * config/ia64/ia64.h: Similarly.
11701 * config/m32r/m32r.h: Similarly.
11702 * config/m68hc11/m68hc11.h: Similarly.
11703 * config/m68k/m68k.h: Similarly.
11704 * config/m88k/m88k.h: Similarly.
11705 * config/mcore/mcore.h: Similarly.
11706 * config/mips/mips.h: Similarly.
11707 * config/mn10200/mn10200.h: Similarly.
11708 * config/mn10300/mn10300.h: Similarly.
11709 * config/ns32k/ns32k.h: Similarly.
11710 * config/pa/pa.h: Similarly.
11711 * config/pdp11/pdp11.h: Similarly.
11712 * config/pj/pj.h: Similarly.
11713 * config/romp/romp.h: Similarly.
11714 * config/rs6000/rs6000.h: Similarly.
11715 * config/sh/sh.h: Similarly.
11716 * config/sparc/sparc.h: Similarly.
11717 * config/v850/v850.h: Similarly.
11718 * config/vax/vax.h: Similarly.
11719 * config/we32k/we32k.h: Similarly.
11721 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11723 * doc/c-tree.texi: Document representation of attributes.
11725 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11727 * doc/tm.texi: Update some places for the rename of target to
11730 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11732 * target.h (struct gcc_target): Add insert_attributes.
11733 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11734 (TARGET_INITIALIZER): Update.
11735 * tree.c, tree.h (default_insert_attributes): New function.
11736 Update comments on other default functions to refer to targetm,
11738 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11739 TARGET_INSERT_ATTRIBUTES.
11740 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11741 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11742 Don't use PRAGMA_INSERT_ATTRIBUTES.
11743 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11744 * c-decl.c (start_decl, start_function): Don't call
11745 SET_DEFAULT_DECL_ATTRIBUTES.
11746 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11747 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11749 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11750 (c4x_check_attribute): Avoid modifying attribute list itself.
11751 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11753 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11754 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11756 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11757 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11759 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11760 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11762 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11763 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11764 Adjust parameters. Make static.
11766 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11768 * c-common.c (decl_attributes): Only take a single attributes
11770 * c-common.h (decl_attributes): Update prototype.
11771 * c-decl.c (start_decl, start_function): Only take a single
11772 attributes parameter. Update calls to decl_attributes.
11773 (finish_struct, finish_enum): Update calls to decl_attributes.
11774 (push_parm_decl): Expect unified list of attributes. Update call
11775 to decl_attributes.
11776 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11777 notype_nested_function, component_declarator,
11778 component_notype_declarator, label): Update calls to
11780 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11781 lists that are passed to push_parm_decl.
11782 * c-tree.h (start_function, start_decl): Update prototypes.
11783 * config/sh/sh-protos.h, config/sh/sh.c
11784 (sh_pragma_insert_attributes): Only take a single attributes
11786 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11787 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11788 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11789 build_module_descriptor, generate_static_references,
11790 generate_strings, build_selector_translation_table,
11791 generate_descriptor_table, generate_protocols,
11792 generate_ivars_list, generate_dispatch_table,
11793 generate_protocol_list, generate_category,
11794 generate_shared_structures, really_start_method, add_objc_decls,
11795 generate_classref_translation_entry): Update calls to start_decl
11796 and start_function.
11797 (build_tmp_function_decl, start_method_def): Unify attribute lists
11798 that are passed to push_parm_decl.
11800 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11802 * final.c (no_asm_to_stream): New.
11803 (final_scan_insn): Use target structures for prologue ends
11804 and epilogue starts.
11805 * output.h (no_asm_to_stream): New.
11806 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
11807 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
11808 (TARGET_ASM_OUT): Update.
11809 * target.h (struct gcc_target): New members function_end_prologue
11810 and function_begin_epilogue.
11811 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
11812 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
11813 * config/alpha/alpha.c (output_end_prologue): Rename to
11814 alpha_output_function_end_prologue. Use in target struct
11816 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
11817 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
11818 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
11819 ia64_output_function_end_prologue. Use in target struct
11821 (ia64_function_prologue, ia64_funciton_epilogue): Rename
11822 mistyped prototypes.
11823 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
11824 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
11826 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
11827 an use in target struct, make static.
11828 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
11831 2001-07-08 Richard Henderson <rth@redhat.com>
11833 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
11835 2001-07-08 Richard Henderson <rth@redhat.com>
11837 * config/i386/i386.md: Remove constraints strings from define_split
11838 and define_peephole2 patterns.
11839 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
11840 (eh_return): Use them.
11842 2001-07-08 Richard Henderson <rth@redhat.com>
11844 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
11845 Document MD_FALLBACK_FRAME_STATE_FOR.
11847 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11849 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
11850 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
11852 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
11854 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
11856 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
11857 of the label inside NAME as opposed to just the end of NAME.
11859 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
11861 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
11862 * config/alpha/alpha.c (alpha_init_machine_status,
11863 alpha_mark_machine_status, alpha_free_machine_status): Delete.
11864 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
11865 (vms_valid_decl_attribute_p): Make static, conditionally compile.
11866 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
11868 2001-07-06 Stan Shebs <shebs@apple.com>
11870 * target.h (targetm): Rename global from "target", so as not to
11871 conflict with local variables.
11873 * c-typeck.c: Ditto.
11876 * cp/decl.c: Ditto.
11877 * cp/decl2.c: Ditto.
11878 * cp/typeck.c: Ditto.
11879 * 1750a/1750a.c: Ditto.
11880 * a29k/a29k.c: Ditto.
11881 * arc/arc.c: Ditto.
11882 * arm/arm.c: Ditto.
11883 * avr/avr.c: Ditto.
11884 * clipper/clipper.c: Ditto.
11885 * convex/convex.c: Ditto.
11886 * d30v/d30v.c: Ditto.
11887 * dsp16xx/dsp16xx.c: Ditto.
11888 * elxsi/elxsi.c: Ditto.
11889 * fr30/fr30.c: Ditto.
11890 * h8300/h8300.c: Ditto.
11891 * i370/i370.c: Ditto.
11892 * i386/i386.c: Ditto.
11893 * i860/i860.c: Ditto.
11894 * i960/i960.c: Ditto.
11895 * ia64/ia64.c: Ditto.
11896 * m32r/m32r.c: Ditto.
11897 * m68hc11/m68hc11.c: Ditto.
11898 * m68k/m68k.c: Ditto.
11899 * m88k/m88k.c: Ditto.
11900 * mips/mips.c: Ditto.
11901 * ns32k/ns32k.c: Ditto.
11903 * pdp11/pdp11.c: Ditto.
11904 * romp/romp.c: Ditto.
11905 * rs6000/rs6000.c: Ditto.
11907 * sparc/sparc.c: Ditto.
11908 * vax/vax.c: Ditto.
11909 * we32k/we32k.c: Ditto.
11910 * doc/tm.texi: Update the manual to match.
11912 2001-07-06 Richard Henderson <rth@redhat.com>
11914 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
11915 DWARF2_UNWIND_INFO not just whether it is defined.
11917 2001-07-06 Diego Novillo <dnovillo@redhat.com>
11919 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
11920 call to simplify_binary_operation returns a new pattern.
11922 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11924 * glimits.h (__SHRT_MAX__): New.
11925 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
11926 (SHRT_MAX): Define in terms of __SHRT_MAX__.
11928 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
11930 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
11933 2001-07-06 Richard Henderson <rth@redhat.com>
11935 * bitmap.c (bitmap_release_memory): Move adjacent to the
11936 allocation functions.
11937 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
11938 the implementation. Binary search for the set bit.
11939 (bitmap_union_of_diff): Allocate the temporary on the stack
11940 instead of using xmalloc.
11942 2001-07-06 Richard Henderson <rth@redhat.com>
11944 * genrecog.c (validate_pattern): Warn for constraints in
11945 define_{expand,split,peephole2}. Remove strict_low_part
11946 before looking up match_dup.
11948 2001-07-06 DJ Delorie <dj@redhat.com>
11950 * doc/gcc.texi (Makefile): Rename to be a more general purpose
11951 chapter about various build hints and history. Add section
11952 talking about the various types of native and cross builds.
11954 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
11956 * Makefile.in (final.o): Depend on target.h.
11957 * final.c: Include target.h.
11958 (default_function_pro_epilogue): New.
11959 (final_start_function): Use target structure for function prologues.
11960 (final_end_function): Use target structure for function epilogues.
11961 * fold-const.c (real_hex_to_f): Constify s and p.
11962 * output.h (default_function_pro_epilogue): New.
11963 * real.h (real_hex_to_f): Update prototype.
11964 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
11965 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
11966 (TARGET_INITIALIZER): Update.
11967 * target.h (gcc_target): Add struct asm_out.
11968 * doc/tm.texi: Update.
11971 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
11972 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
11973 in cpu/cpu.c, or rename old functions consistently. Take
11974 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
11975 redundant macros and prototypes. Make new functions static.
11977 * 1750a/1750a.c: Similarly.
11978 * 1750a/1750a.h: Similarly.
11979 * a29k/a29k-protos.h: Similarly.
11980 * a29k/a29k.c: Similarly.
11981 * a29k/a29k.h: Similarly.
11982 * arc/arc-protos.h: Similarly.
11983 * arc/arc.c: Similarly.
11984 * arc/arc.h: Similarly.
11985 * arm/arm-protos.h: Similarly.
11986 * arm/arm.c: Similarly.
11987 * arm/arm.h: Similarly.
11988 * avr/avr-protos.h: Similarly.
11989 * avr/avr.c: Similarly.
11990 * avr/avr.h: Similarly.
11991 * clipper/clipper-protos.h: Similarly.
11992 * clipper/clipper.c: Similarly.
11993 * clipper/clipper.h: Similarly.
11994 * convex/convex.c: Similarly.
11995 * convex/convex.h: Similarly.
11996 * d30v/d30v-protos.h: Similarly.
11997 * d30v/d30v.c: Similarly.
11998 * d30v/d30v.h: Similarly.
11999 * d30v/d30v.md: Similarly.
12000 * dsp16xx/dsp16xx-protos.h: Similarly.
12001 * dsp16xx/dsp16xx.c: Similarly.
12002 * dsp16xx/dsp16xx.h: Similarly.
12003 * elxsi/elxsi.c: Similarly.
12004 * elxsi/elxsi.h: Similarly.
12005 * fr30/fr30.c: Similarly.
12006 * fr30/fr30.md: Similarly.
12007 * h8300/h8300-protos.h: Similarly.
12008 * h8300/h8300.c: Similarly.
12009 * h8300/h8300.h: Similarly.
12010 * i370/i370-protos.h: Similarly.
12011 * i370/i370.c: Similarly.
12012 * i370/i370.h: Similarly.
12013 * i386/i386.c: Similarly.
12014 * i386/osf1elf.h: Similarly.
12015 * i386/osfrose.h: Similarly.
12016 * i860/i860-protos.h: Similarly.
12017 * i860/i860.c: Similarly.
12018 * i860/i860.h: Similarly.
12019 * i960/i960-protos.h: Similarly.
12020 * i960/i960.c: Similarly.
12021 * i960/i960.h: Similarly.
12022 * ia64/ia64-protos.h: Similarly.
12023 * ia64/ia64.c: Similarly.
12024 * ia64/ia64.h: Similarly.
12025 * m32r/m32r-protos.h: Similarly.
12026 * m32r/m32r.c: Similarly.
12027 * m32r/m32r.h: Similarly.
12028 * m68hc11/m68hc11-protos.h: Similarly.
12029 * m68hc11/m68hc11.c: Similarly.
12030 * m68hc11/m68hc11.h: Similarly.
12031 * m68k/crds.h: Similarly.
12032 * m68k/dpx2.h: Similarly.
12033 * m68k/m68k-protos.h: Similarly.
12034 * m68k/m68k.c: Similarly.
12035 * m68k/m68k.h: Similarly.
12036 * m68k/news.h: Similarly.
12037 * m88k/m88k-protos.h: Similarly.
12038 * m88k/m88k.c: Similarly.
12039 * m88k/m88k.h: Similarly.
12040 * mips/mips-protos.h: Similarly.
12041 * mips/mips.c: Similarly.
12042 * mips/mips.h: Similarly.
12043 * ns32k/merlin.h: Similarly.
12044 * ns32k/ns32k.c: Similarly.
12045 * ns32k/ns32k.h: Similarly.
12046 * ns32k/tek6000.h: Similarly.
12047 * pa/pa-protos.h: Similarly.
12048 * pa/pa.c: Similarly.
12049 * pa/pa.h: Similarly.
12050 * pdp11/2bsd.h: Similarly.
12051 * pdp11/pdp11-protos.h: Similarly.
12052 * pdp11/pdp11.c: Similarly.
12053 * pdp11/pdp11.h: Similarly.
12054 * romp/romp-protos.h: Similarly.
12055 * romp/romp.c: Similarly.
12056 * romp/romp.h: Similarly.
12057 * rs6000/rs6000-protos.h: Similarly.
12058 * rs6000/rs6000.c: Similarly.
12059 * rs6000/rs6000.h: Similarly.
12060 * rs6000/sysv4.h: Similarly.
12061 * sh/sh-protos.h: Similarly.
12062 * sh/sh.c: Similarly.
12063 * sh/sh.h: Similarly.
12064 * sparc/sparc-protos.h: Similarly.
12065 * sparc/sparc.c: Similarly.
12066 * sparc/sparc.h: Similarly.
12067 * vax/vax.c: Similarly.
12068 * vax/vax.h: Similarly.
12069 * vax/vms.h: Similarly.
12070 * we32k/we32k.c: Similarly.
12071 * we32k/we32k.h: Similarly.
12073 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12075 * basic-block.h (first_insn_after_basic_block_note): Declare.
12076 * flow.c (first_insn_after_basic_block_note): Define. Moved
12078 * ssa.c (first_insn_after_basic_block_note): Remove.
12079 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12081 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12082 nodes when we find a dead conditional branch. Insert BARRIERs
12083 after any blocks with no successors, but which do not have
12086 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12088 * varray.c (varray_check_failed): Use internal_error.
12090 2001-07-05 Andrew Haley <aph@redhat.com>
12092 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12093 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12094 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12096 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12098 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12099 reference if the target constant is also a SYMBOL_REF.
12101 2001-07-05 Eric Christopher <echristo@redhat.com>
12103 * config/mips/mips.h (MASK_MIPS3900): Remove.
12104 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12105 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12106 (TARGET_MIPS3900): Change to use mips_arch.
12107 (TARGET_MIPS4000): New.
12108 (TARGET_MIPS4100): New.
12109 (TARGET_MIPS4300): New.
12110 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12111 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12113 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12114 (ISA_HAS_BRANCHLIKELY): To here.
12115 (CC1_CPU_SPEC): New.
12116 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12117 (mips_arch_string): Declare.
12118 (mips_arch): Declare.
12119 (TARGET_OPTIONS): Add -march and -mtune.
12121 * config/mips/mips.c (mips_arch_string): New.
12123 (override_options): Handle -march for codegen and -mtune
12124 for scheduling. Use mips_arch. Move tx39 target default here.
12125 (mips_parse_cpu): Move error message to override_options.
12127 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12129 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12131 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12132 (MIPS Options): Ditto. Change mcpu entry to historical text.
12134 2001-07-05 H.J. Lu (hjl@gnu.org)
12136 * config/mips/mips.c (mips_parse_cpu): New function to parse
12139 2001-07-05 Jim Wilson <wilson@redhat.com>
12141 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12142 * config/ia64/t-ia64: Likewise.
12143 (LIB1ASMFUNCS): Update comment.
12145 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12147 * doc/install.texi (Install GCC: Binaries): Fix typo.
12149 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12151 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12152 reference using the stack pointer, adjust it since we push Y
12154 ("*ashrsi3"): Likewise.
12155 ("*lshrsi3"): Likewise.
12157 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12159 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12160 when -fomit-frame-pointer is used.
12162 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12164 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12165 (try_redirect_by_replacing_jump): Reverse updating properly the
12166 count and frequency information. Reverse removing cc0 setter.
12167 (forwarder_block_p): Reverse fixing for fallthru blocks.
12169 2001-07-05 DJ Delorie <dj@redhat.com>
12171 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12172 (translate_options): If the above is defined, use it to map
12173 given options to new options.
12174 * doc/tm.texi: Document it.
12176 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12177 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12179 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12180 cause programs using computed gotos to run more slowly.
12182 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12184 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12186 Consistently require binutils 2.11.2, not prereleases.
12187 (Specific, decstation-*): Canonicalize as mips-dec-*.
12188 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12190 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12191 (Specific, mips-*): Reword MIPS C compiler requirements.
12192 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12193 (Specific, sunv5): Removed, obsolete.
12195 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12197 * dwarf2out.c (output_loc_list): Use an all ones mask for
12198 .text asm output and don't rely on long long
12199 literals. Reformat some long lines.
12201 2001-07-05 Andreas Jaeger <aj@suse.de>
12203 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12206 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12208 * dwarf2out.c (dwarf2out_define): Update comment.
12209 (dwarf2out_undef): Ditto.
12210 (dwarf2out_start_source_file): Ditto.
12211 (dwarf2out_end_source_file): Ditto.
12212 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12213 since we never call the start/end debug hook for the primary file.
12215 2001-07-04 Kazu Hirata <kazu@hxi.com>
12217 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12220 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12222 * cppinit.c (remove_dup_dirs): Inform if a system include
12223 directory is being reordered.
12224 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12226 * doc/cpp.texi (Search Paths): Likewise.
12227 * doc/gcc.texi (Interoperation): Remove information about
12230 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12232 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12233 (VARRAY_TOP_CHAR_PTR): Likewise.
12235 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12237 * gcc.c (process_command): Don't assign elements of a const char*.
12239 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12241 * emit-rtl.c (change_address): Don't abort if invalid address while
12242 reload is in progress.
12244 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12246 * c-lex.c (cb_file_change): Pass line number to
12247 debug_start_source_file.
12248 (cb_undefine): Pass correct line number to debug_undef.
12250 * toplev.c (debug_start_source_file): Add line number to
12251 parameters. Pass it along to dwarf2out_start_source_file.
12252 (decode_g_option): Stop resetting debug level back to normal when
12253 we change debug formats, unless the current level is
12254 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12257 * toplev.h (debug_start_source_file): Add line number to
12260 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12263 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12265 Output debug_macinfo data for starting file if requested.
12266 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12268 (dwarf2out_define): Output debug_macinfo data for defining a macro
12270 (dwarf2out_undef): Output debug_macinfo data for undefining a
12271 macro if requested.
12272 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12273 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12274 (macinfo_section_label): New. DWARF2 macro info section label.
12275 (dwarf2out_init): If we want macro info, output the start label
12277 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12278 attribute to the compilation unit die pointing to the macro info.
12280 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12282 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12283 DWARF2_DEBUGGING_INFO.
12284 (add_loc_descr_to_loc_list): Ditto.
12285 (output_loc_list): Ditto.
12286 Also, fix thinko in curr not being initialized.
12287 (gen_internal_sym): Ditto.
12289 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12291 * emit-rtl.c (replace_equiv_address): New function.
12292 * expr.h (replace_equiv_address): New declaration.
12293 * explow.c (validize_mem): Call it instead of change_address and
12294 also call if -fforce-addr and address is constant.
12295 * expr.c: Replace more calls to change_address with adjust_address
12296 and/or replace_equiv_address or to validize_mem.
12297 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12298 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12299 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12300 * config/i370/i370.md, config/i860/i860.md: Likewise.
12301 * config/i960/i960.md, config/mips/mips.c: Likewise.
12302 * config/mips/mips.md, config/pa/pa.md: Likewise.
12303 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12304 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12306 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12308 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12310 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12313 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12315 * doc/include: New directory.
12316 * doc/fdl.texi: Move to doc/include/fdl.texi.
12317 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12318 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12319 * doc/gcc.texi: Use funding.texi and gpl.texi.
12320 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12321 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12322 Update dependencies and use -I $(docdir)/include.
12324 2001-07-04 Anthony Green <green@redhat.com>
12326 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12328 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12330 * doc/install.texi (sparc64-*-*): Remove garbage.
12332 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12334 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12335 Fix typo in last change to use adjust_address.
12337 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12339 * doc/install.texi (Specific): Update information for *-*-solaris*.
12341 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12343 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12345 2001-07-03 Stan Shebs <shebs@apple.com>
12347 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12348 case for flag_no_mach_text_sections.
12349 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12350 * config/darwin.c (flag_no_mach_text_sections): Remove.
12351 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12353 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12355 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12356 and avoid checking for constant as first operand.
12357 * recog.c (find_constant_term_loc): No longer static.
12358 (adj_offettable_operand): Delete.
12359 * rtl.h (adj_offsettable_operand): Delete declaration.
12360 (find_constant_term): Add declaration.
12361 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12363 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12364 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12365 * config/i386/i386.c, config/i386/i386.md: Likewise.
12366 * config/i860/i860.c, config/i960/i960.c: Likewise.
12367 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12368 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12369 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12370 * config/mips/mips.c, config/mips/mips.md: Likewise.
12371 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12372 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12373 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12374 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12375 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12376 * config/ns32k/ns32k.md: Likewise.
12378 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12380 * rtl.c (copy_rtx): Handle 'T' format letter.
12381 * gensupport.c (collect_insn_data): Likewise.
12382 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12384 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12386 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12387 -B option. Use 'dir' not 'foo' as example directory name.
12389 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12391 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12392 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12394 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12396 * doc/cppinternals.texi: Improve formatting and logical markup.
12398 2001-07-03 Andreas Jaeger <aj@suse.de>
12400 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12402 * genrecog.c (write_header): Include reload.h for prototypes in
12405 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12408 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12409 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12410 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12411 i386_pe_valid_type_attribute_p): Add.
12412 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12413 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12415 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12417 * explow.c (plus_constant_wide, case LO_SUM): New case.
12418 (plus_constant_for_output_wide): Delete.
12419 * rtl.h (plus_constant_for_output): Delete.
12420 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12421 instead of plus_constant_for_output.
12422 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12423 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12424 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12425 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12426 * config/sparc/sparc.md: Likewise.
12427 Convert some change_address calls to adjust_address.
12429 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12431 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12432 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12433 documentation of -std and -Wwrite-strings.
12435 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12437 * cse.c (canon_hash): Don't register registers in very small
12438 register classes, as extending their lifetime might cause
12441 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12443 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12445 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12446 (try_redirect_by_replacing_jump): Update properly the count
12447 and frequency information.
12449 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12451 * toplev.c (dump_file_index): Move SSA dumps just after first
12453 (dump_file): Corresponding changes.
12454 (rest_of_compilation): Move SSA path to just after the first
12456 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12457 * doc/invoke.texi: Update dump file #s as they were completely
12458 out of date with reality.
12460 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12462 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12464 * expr.c (emit_move_insn_1): Deal with non-default
12467 * expr.c (emit_single_push_insn): Fix warning.
12469 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12471 * expr.c (emit_move_insn_1): Avoid modifying
12472 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12474 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12476 * emit-rtl.c (adjust_address): New function.
12477 * expr.h (adjust_address): Add declaration.
12478 * builtins.c: Replace some calls to change_address with calls to it
12479 or to validize_mem.
12480 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12481 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12482 * config/arm/arm.c, config/convex/convex.c: Likewise.
12483 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12484 * config/i386/i386.c, config/i386/i386.md: Likewise.
12485 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12486 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12487 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12488 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12489 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12491 2001-07-02 Jim Wilson <wilson@redhat.com>
12493 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12495 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12497 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12498 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12500 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12502 * cppinit.c (lang_defaults): New table.
12503 (set_lang): Just read from lang_defaults into the live options
12506 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12508 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12509 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12510 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
12512 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12514 * doc/install.texi: Various spelling and markup fixes.
12515 (Installing GCC): Component specific installation instructions are
12518 Warn about removing old install dir in the presence of shared libs.
12519 (Configuration): Invoke with options target to match configure
12521 Consistently refer to gas, gld pathnames.
12522 Invert --enable-multilib documentation.
12523 Remove references to old compiler versions.
12525 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12527 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
12529 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12531 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
12533 (Specific, mips*-sgi-irix5): Note IDO download.
12534 Reworded MIPS C hints.
12535 Use GNU as instead of GAS.
12537 Removed SGI Freeware reference, IRIX 6 only.
12538 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
12539 Note N64 library requirement/workaround.
12541 Complete list of structure passing bug victims.
12543 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12545 * doc/install.texi: Remove CVS Id.
12547 2001-07-02 Andreas Jaeger <aj@suse.de>
12549 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
12550 (find_inherently_necessary): Remove unused variable.
12552 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
12554 * c-common.h (TDI_inlined): New ast dump phase.
12555 (dump_flag_name): New function.
12556 * c-dump.c (dump_files): Add inlined phase.
12557 (dump_flag_name): Define.
12558 * doc/invoke.texi (-fdump-ast-inlined): Document.
12560 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12562 * stor-layout.c (layout_decl): Revert change to handling of alignment
12565 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12567 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
12570 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
12572 * doc/tm.texi (FUNCTION_ARG): Document that the last call
12575 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
12577 * tlink.c (recompile_files): Remove COMPILER_PATH and
12578 LIBRARY_PATH from the environment.
12580 2001-07-01 Zack Weinberg <zackw@stanford.edu>
12582 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
12583 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
12585 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
12587 * c-parse.in (OBJC_STRING): Kill.
12588 (objc_string): Decompose to [objc_string] '@' STRING.
12589 (reswords): Take the leading '@' off all the Objective C keywords.
12590 (objc_rid_sans_at): Kill.
12591 (init_reswords): Don't initialize it.
12592 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
12593 (_yylex): Kill reconsider label. Look ahead one token after
12594 an '@'; if we get an identifier, check whether it's an
12595 Objective C @-keyword. If so, return the keyword. Otherwise,
12596 put back the token and return the '@' as a terminal.
12598 * cpplib.c (lex_macro_node): Remove unnecessary check for
12599 leading '@' on identifier. Clarify control flow and commentary.
12601 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12603 * cse.c (new_label_ref): Variable deleted.
12604 (insert): Remove set of new_label_ref.
12605 (check_for_label_ref): New function.
12606 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
12608 See ChangeLog.5 for earlier changes.