1 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
4 (common_section): Delete unused variable.
5 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
6 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
7 * arm-protos.h (arm_poke_function_name, aof_add_import,
8 aof_delete_import): Const-ify.
9 * arm.c (legitimize_pic_address): Wrap variables in the macro
10 controlling their usage.
11 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
12 (arm_poke_function_name, pic_chain, import, aof_add_import,
13 aof_delete_import): Const-ify.
14 * i386.c (ix86_osf_output_function_prologue): Const-ify.
15 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
16 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
17 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
18 * i860/sysv3.h: Add missing comment closure.
19 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
20 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
23 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
24 (i960-*-*): Set tmake_file.
25 (sparc86x-*-elf*): Fix typo in header name.
27 * sched-rgn.c (schedule_insns): Delete unused variable.
29 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
32 * c-typeck.c (lookup_field): Rework to return a chain down to
34 (build_component_ref): Use the new lookup_field to handle
35 nested anonymous entities correctly.
37 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
39 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
40 Change parameters to gen_rtx_CONST_DOUBLE.
41 (GEN_INT64, sparc_emit_set_const64): Likewise.
42 * config/sparc/sparc.md (movdf split): Likewise.
44 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
46 * unroll.c (calculate_giv_inc): Use find_last_value rather
47 than just hoping the last instruction is the right SET.
48 [Fixes 990604-1.c on stormy16.]
50 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
51 library at all if -T is used.
53 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
54 some uses of uninitialized variables in error cases.
56 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
57 look at 'temp' if we won't be using it.
59 * config/stormy16/stormy16.h (CONST_COSTS): Define.
61 (ADDRESS_COST): Define.
62 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
64 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
66 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
67 stormy16_asm_output_mi_thunk.
68 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
70 * config/stormy16/stormy16-protos.h
71 (stormy16_asm_output_mi_thunk): New prototype.
73 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
75 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
76 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
77 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
78 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
79 sched-int.h, toplev.c, config/alpha/alpha.c,
80 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
81 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
82 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
83 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
84 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
85 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
86 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
88 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
90 * Makefile.in (dbxout.o): Depend on function.h.
91 * collect2.c (is_in_list): Hide unused function.
92 * dbxout.c: Include function.h.
93 (source_label_number, dbxout_source_line, dbxout_source_file,
94 dbxout_function_end, dbxout_begin_function): Wrap/move inside
95 macros controlling usage.
96 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
97 * output.h (exports_section): Prototype.
99 * convex.c (convex_output_function_prologue): Fix format specifier
101 (asm_declare_function_name): Fix signed/unsigned warning.
102 (print_operand): Fix format specifier warning.
103 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
104 * dsp16xx-protos.h (uns_comparison_operator,
105 num_1600_core_shifts): Prototype.
106 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
107 (frame_size, frame_pointer_offset): Delete.
108 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
109 Make static. Fix format specifier warnings.
110 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
111 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
112 * dsp16xx.md: Add default case in switches.
113 * fr30.h (IN_RANGE): Delete.
114 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
115 * mcore-protos.h (mcore_output_cmov): Const-ify.
116 * mcore.c (mcore_output_cmov): Likewise.
117 * mcore.h (switch_to_section): Make static and prototype.
118 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
119 unsigned>=0 warnings.
120 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
121 * rs6000-protos.h (read_only_data_section,
122 read_only_private_data_section): Prototype.
123 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
124 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
125 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
127 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
129 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
131 * final.c (final_scan_insn): Add brackets around body of if-stmt.
132 * gcc.c (convert_filename): Add static prototype. Const-ify.
133 Wrap variable in macros controlling its use.
134 * output.h (sdata_section): Add prototype.
136 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
137 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
138 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
139 (ASM_FILE_START): Const-ify.
140 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
142 * c4x.md: Don't use the 'U' integer suffix.
143 * clipper.md (clipper_movstr): Delete declaration.
144 * d30v-protos.h (d30v_move_2words): Const-ify.
145 (debug_stack_info): Add prototype.
146 * d30v.c: Include "integrate.h".
147 (d30v_function_arg_boundary, d30v_function_arg,
148 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
149 signed/unsigned warnings.
150 (d30v_print_operand_memory_reference, d30v_move_2words):
152 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
153 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
154 * fr30.md: Const-ify.
155 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
156 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
157 (mvs_get_label_page): Hide unused static function.
158 * i860.c (current_function_original_name): Const-ify.
159 * i860/sysv3.h (current_function_original_name): Likewise.
160 * i860/sysv4.h (current_function_original_name): Likewise.
161 * i960.md: Add default case in switches. Remove unused variable.
162 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
163 * m32r.md: Const-ify.
164 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
165 * m68hc11.c: Include "reload.h".
166 (static_chain_reg, print_options, m68hc11_asm_file_start):
168 * m68hc11.md: Delete unused variable. Const-ify. Add parens
169 around & in comparison.
170 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
171 * mn10200.c (shift_mode): Remove trailing comma.
172 * mn10300-protos.h (output_tst): Const-ify.
173 * mn10300.c (output_tst): Likewise.
174 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
176 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
177 * pa.c (output_ascii): Likewise.
178 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
179 * pdp11.md (expand_unop): Delete declarations.
180 * pj-protos.h (pj_output_addsi3): Const-ify.
181 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
182 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
183 unique_src_operand): Add prototypes.
184 (pj_output_store_into_lval): Make definition static.
185 (pj_function_incoming_arg): Don't use unary plus.
186 (pj_output_addsi3): Const-ify.
187 * romp.md (get_symref): Delete declarations.
188 * v850-c.c (mark_current_function_as_interrupt): Don't return
189 value from void function.
190 * v850.c: Include "integrate.h".
191 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
192 * vax-protos.h (const_section): Add prototype.
194 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
196 * machmode.def: Add documentation for the seventh argument in
199 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
201 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
203 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
204 <-melf>: Don't have markup for ELF acronym.
206 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
208 * config.gcc (mmix-*-*): New target.
209 * doc/invoke.texi: Document MMIX options.
210 * doc/contrib.texi: Add note about MMIX port to my entry.
211 * config/mmix/t-mmix: New file.
212 * config/mmix/mmix.h: New file.
213 * config/mmix/mmix-protos.h: New file.
214 * config/mmix/mmix.c: New file.
215 * config/mmix/mmix.md: New file.
216 * config/mmix/crti.asm: New file.
217 * config/mmix/crtn.asm: New file.
219 2001-11-03 Kazu Hirata <kazu@hxi.com>
221 * config/sparc/linux-aout.h: Fix comment formatting.
222 * config/sparc/linux.h: Likewise.
223 * config/sparc/linux64.h: Likewise.
224 * config/sparc/lynx.h: Likewise.
225 * config/sparc/pbd.h: Likewise.
226 * config/sparc/sol2-sld-64.h: Likewise.
227 * config/sparc/sol2.h: Likewise.
228 * config/sparc/sparc.c: Likewise.
229 * config/sparc/sparc.h: Likewise.
230 * config/sparc/sparc.md: Likewise.
231 * config/sparc/sunos4.h: Likewise.
232 * config/sparc/vxsim.h: Likewise.
233 * config/sparc/vxsparc.h: Likewise.
234 * config/sparc/vxsparc64.h: Likewise.
236 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
238 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
239 reference to CONST_DOUBLE_MEM in comment.
240 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
241 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
242 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
243 * function.c (pop_function_context_from): Don't call
244 restore_varasm_status.
245 * function.h (restore_varasm_status): Delete declaration.
246 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
248 * rtl.def (CONST_DOUBLE): Update comment.
249 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
250 (CONST_DOUBLE_CHAIN): Likewise.
251 (CONST_DOUBLE_MEM): Delete.
252 (gen_rtx_CONST_DOUBLE): Update parameters.
253 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
254 Remove reference to CONST_DOUBLE_MEM.
255 (const_alias_set): New variable.
256 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
257 (immed_real_const_1): Adjust tests for 0, 1, and 2.
258 Don't set CONST_DOUBLE_MEM.
259 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
260 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
261 Put constant in const_alias_set.
262 (struct pool_constant): ALIGN now unsigned.
263 OFFSET now HOST_WIDE_INT.
265 (restore_varasm_status): Deleted.
266 (mark_pool_constant): Mark desc->rtl.
267 (force_const_mem): Rework to store rtl in hash table,
268 not CONST_DOUBLE_MEM.
269 Put constant in const_alias_set.
270 (find_pool_constant): Check desc->rtl.
271 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
272 (init_varasm_once): Initialize const_alias_set.
274 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
277 * reload.c (combine_reloads): Don't combine an output reload if there
278 are other reloads around for part of the output.
280 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
282 (set_mem_decl): New function.
283 * expr.h (set_mem_decl): New declaration.
284 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
285 (output_asm_operand_names): Add tab.
286 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
288 * builtins.c (get_memory_rtx): Properly set MEM alias set and
291 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
293 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
294 Use "invalid" instead of "illegal". Use @r in comments in
297 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
299 * c-decl.c (pushdecl): Move block inside if conditional to remove
300 possibility of a segfault. Lookup block-level extern
301 variables in enclosing scopes correctly.
303 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
305 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
307 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
308 SUBREG so we avoid SUBREGing memory.
310 * expmed.c (store_bit_field): Same.
312 2001-11-02 DJ Delorie <dj@redhat.com>
314 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
315 using FP registers for DImode mem-mem moves is acceptable.
317 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
319 * builtins.c (apply_args_size): Handle vector arguments.
320 (apply_result_size): Same.
322 * machmode.def: Set WIDER mode field for all vector entries.
324 2001-11-02 Graham Stott <grahams@redhat.com>
326 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
328 2001-11-01 Eric Christopher <echristo@redhat.com>
330 * config.gcc: Revert part of earlier patch.
331 * config/mips/linux.h: Ditto.
332 * df.c: Include tm_p.h to avoid warnings.
333 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
335 * config/mips/mips.c: Define mips_abi regardless.
336 (mips_output_function_prologues): Add long casts for .frame
338 (override_options): Allow use of ABI_32.
340 2001-11-01 Kazu Hirata <kazu@hxi.com>
342 * config/m68hc11/m68hc11.c: Fix comment formatting.
343 * config/m68hc11/m68hc11.h: Likewise.
344 * config/m68hc11/m68hc11.md: Likewise.
346 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
348 * c-typeck.c (default_conversion): Retain the original expression
350 * gcc.dg/Wparentheses.c: New tests.
352 2001-11-01 David S. Miller <davem@redhat.com>
354 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
355 64-bit Sparc description more in line with reality.
357 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
359 * Makefile.in (GCOV_OBJS): Add version.o.
360 * gcov.c: Include "version.h" and <getopt.h>.
361 (gcov_version_string): Remove.
362 (print_usage): Take a parameter to determine whether this is a
363 call from --help or an error message. Give fuller output that
364 follows the GNU Coding Standards for --help.
365 (print_version): New function.
367 (process_args): Use getopt_long. Support long options. Follow
368 GNU Coding Standards for --help and --version.
369 * doc/gcov.texi: Document long options.
370 Addresses part of PR other/704.
372 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
374 * pa.c (output_move_double): Fix typo in double load.
376 2001-11-01 Kazu Hirata <kazu@hxi.com>
378 * config/h8300/h8300.c (h8300_encode_label): Compute a string
379 before passing it to ggc_alloc_string.
381 2001-11-01 Kazu Hirata <kazu@hxi.com>
383 * config/m68k/3b1.h: Fix comment formatting.
384 * config/m68k/3b1g.h: Likewise.
385 * config/m68k/a-ux.h: Likewise.
386 * config/m68k/amix.h: Likewise.
387 * config/m68k/apollo68.h: Likewise.
388 * config/m68k/atari.h: Likewise.
389 * config/m68k/aux-exit.c: Likewise.
390 * config/m68k/ccur-GAS.h: Likewise.
391 * config/m68k/crds.h: Likewise.
392 * config/m68k/dpx2.h: Likewise.
393 * config/m68k/dpx2g.h: Likewise.
394 * config/m68k/hp310.h: Likewise.
395 * config/m68k/hp320.h: Likewise.
396 * config/m68k/isi.h: Likewise.
397 * config/m68k/linux.h: Likewise.
398 * config/m68k/lynx.h: Likewise.
399 * config/m68k/m68k-psos.h: Likewise.
400 * config/m68k/m68k.c: Likewise.
401 * config/m68k/m68k.h: Likewise.
402 * config/m68k/m68k.md: Likewise.
403 * config/m68k/m68kelf.h: Likewise.
404 * config/m68k/m68kv4.h: Likewise.
405 * config/m68k/mot3300.h: Likewise.
406 * config/m68k/news.h: Likewise.
407 * config/m68k/next.h: Likewise.
408 * config/m68k/pbb.h: Likewise.
409 * config/m68k/plexus.h: Likewise.
410 * config/m68k/sgs.h: Likewise.
411 * config/m68k/sun3.h: Likewise.
412 * config/m68k/tower.h: Likewise.
413 * config/m68k/vxm68k.h: Likewise.
415 2001-10-31 DJ Delorie <dj@redhat.com>
417 * config/mips/mips.h (mips_cache_flush_func): Prototype.
418 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
419 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
420 * config/mips/mips.c (mips_cache_flush_func): New.
421 * doc/invoke.texi: Document the new options.
423 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
425 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
426 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
428 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
430 * config/cris/cris.c: Include output.h after tree.h but before
433 2001-10-31 Zack Weinberg <zack@codesourcery.com>
435 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
436 (INTL_SUBDIRS): Just intl.
437 (.SUFFIXES): Add .gmo .po .pox.
438 (native): Also depend on build-@POSUB@.
439 (intl.all, intl.install): Depend on config.h and things it includes.
440 (po-generated): New target; depend on c-parse.c and tradcif.c.
441 (install-normal): Also depend on install-@POSUB@.
442 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
443 (build-, install-, build-po, update-po, install-po,
444 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
446 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
447 * configure.in: Don't munge XGETTEXT. Don't generate
449 * configure: Regenerate.
452 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
453 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
455 2001-10-31 Kazu Hirata <kazu@hxi.com>
457 * config/h8300/h8300.md (two anonymous patterns): New.
459 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
461 * tree.h (tree_index): Add support for V16QI and V8HI.
462 (V8HI_type_node): New.
463 (V16QI_type_node): New.
465 * tree.c (build_common_tree_nodes_2): Same.
467 * c-common.c (type_for_mode): Same.
469 2001-10-31 Kazu Hirata <kazu@hxi.com>
471 * config/i386/att.h: Fix comment formatting.
472 * config/i386/beos-elf.h: Likewise.
473 * config/i386/bsd.h: Likewise.
474 * config/i386/bsd386.h: Likewise.
475 * config/i386/crtdll.h: Likewise.
476 * config/i386/cygwin.asm: Likewise.
477 * config/i386/cygwin.h: Likewise.
478 * config/i386/djgpp.h: Likewise.
479 * config/i386/freebsd-aout.h: Likewise.
480 * config/i386/freebsd.h: Likewise.
481 * config/i386/gas.h: Likewise.
482 * config/i386/i386-interix.h: Likewise.
483 * config/i386/i386-protos.h: Likewise.
484 * config/i386/i386.c: Likewise.
485 * config/i386/i386.h: Likewise.
486 * config/i386/i386.md: Likewise.
487 * config/i386/i386elf.h: Likewise.
488 * config/i386/interix.c: Likewise.
489 * config/i386/isc.h: Likewise.
490 * config/i386/isccoff.h: Likewise.
491 * config/i386/iscdbx.h: Likewise.
492 * config/i386/linux.h: Likewise.
493 * config/i386/lynx.h: Likewise.
494 * config/i386/mingw32.h: Likewise.
495 * config/i386/netbsd-elf.h: Likewise.
496 * config/i386/next.h: Likewise.
497 * config/i386/osf1elf.h: Likewise.
498 * config/i386/osfrose.h: Likewise.
499 * config/i386/sco5.h: Likewise.
500 * config/i386/seq-gas.h: Likewise.
501 * config/i386/seq-sysv3.h: Likewise.
502 * config/i386/sequent.h: Likewise.
503 * config/i386/sol2.h: Likewise.
504 * config/i386/sun386.h: Likewise.
505 * config/i386/uwin.asm: Likewise.
506 * config/i386/uwin.h: Likewise.
507 * config/i386/vxi386.h: Likewise.
508 * config/i386/win32.h: Likewise.
509 * config/i386/winnt.c: Likewise.
510 * config/i386/xm-cygwin.h: Likewise.
511 * config/i386/xm-mingw32.h: Likewise.
513 2001-10-31 Kazu Hirata <kazu@hxi.com>
515 * builtins.def: Fix comment typos.
516 * config/alpha.c: Likewise.
517 * config/arm/arm.c: Likewise.
518 * config/avr/avr.h: Likewise.
519 * config/d30v/d30v.c: Likewise.
520 * config/d30v/d30v.h: Likewise.
521 * config/d30v/d30v.md: Likewise.
522 * config/dsp16xx/dsp16xx.c: Likewise.
523 * config/fr30/fr30.c: Likewise.
524 * config/fr30/fr30.md: Likewise.
525 * config/i386/i386.c: Likewise.
526 * config/i860/i860.c: Likewise.
527 * config/i960/i960.c: Likewise.
528 * config/ia64/ia64.c: Likewise.
529 * config/mips/mips.c: Likewise.
530 * config/pa/pa.c: Likewise.
531 * config/rs6000/rs6000.c: Likewise.
532 * config/s390/s390.c: Likewise.
533 * config/sparc/sparc.c: Likewise.
535 2001-10-30 Kazu Hirata <kazu@hxi.com>
537 * config/mips/elf.h: Fix comment formatting.
538 * config/mips/elf64.h: Likewise.
539 * config/mips/iris5.h: Likewise.
540 * config/mips/iris5gas.h: Likewise.
541 * config/mips/iris6.h: Likewise.
542 * config/mips/isa3264.h: Likewise.
543 * config/mips/linux.h: Likewise.
544 * config/mips/mips.c: Likewise.
545 * config/mips/mips.h: Likewise.
546 * config/mips/mips.md: Likewise.
547 * config/mips/mips16.S: Likewise.
548 * config/mips/netbsd.h: Likewise.
549 * config/mips/osfrose.h: Likewise.
550 * config/mips/r3900.h: Likewise.
551 * config/mips/sni-svr4.h: Likewise.
552 * config/mips/svr4-t.h: Likewise.
553 * config/mips/ultrix.h: Likewise.
555 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
557 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
558 when we update head->current.
560 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
562 * tree.c (id_string_size): Remove.
563 (dump_tree_statistics): Update.
564 * toplev.c (compile_file): If dumping stats, dump tree stats too.
566 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
568 * sched-rgn.c (schedule_insns): Fix comment.
570 2001-10-30 Zack Weinberg <zack@codesourcery.com>
572 * configure.in: Correct previous change: don't assume that
573 gas's version number _isn't_ the last thing on the line, or
574 isn't the only number on the line, either.
575 * configure: Regenerate.
577 2001-10-30 Kazu Hirata <kazu@hxi.com>
579 * cfgcleanup.c: Fix a comment typo.
581 2001-10-30 Kazu Hirata <kazu@hxi.com>
583 * alias.c: Fix comment formatting.
585 * config/cris/cris.c: Likewise.
586 * config/cris/cris.h: Likewise.
587 * config/i960/i960.c: Likewise.
588 * config/i960/i960.h: Likewise.
590 2001-10-30 Kazu Hirata <kazu@hxi.com>
592 * config/arm/arm.c: Fix a comment typo.
593 * config/arm/arm.h: Likewise.
594 * config/ia64/ia64.c: Likewise.
596 2001-10-30 Jakub Jelinek <jakub@redhat.com>
598 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
599 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
600 * rtl.h (set_unique_reg_note): Change return value.
601 * gcse.c (try_replace_reg): Use set_unique_reg_note.
602 * cse.c (cse_insn): Likewise.
603 * expr.c (emit_move_insn): Likewise.
604 * explow.c (force_reg): Likewise.
605 * local-alloc (update_equiv_regs): Likewise.
606 * loop.c (move_moveables, load_mems): Likewise.
607 * reload (find_reloads): Likewise.
609 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
612 * c-decl.c (parmlist_tags_warning, start_struct,
613 check_for_loop_decls): Separate messages for struct, union and
614 enum cases to allow for languages in which they have different
616 * c-format.c (scanf_flag_specs): Separate short and long name of
617 the assignment suppression feature.
618 (check_format_types): Localize "pointer" and "different types"
620 * c-lex.c (lex_number): Localize "an unsigned long int" and
622 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
624 * c-typeck.c (build_unary_up): Separate messages for increment and
625 decrement cases to allow for languages in which they use different
626 articles. Localize the strings "increment" and "decrement" in one
629 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
631 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
632 when no changes has been made.
634 * gcse.c (reg_set_bitmap): Turn into reg_set.
635 (modify_mem_list_set, canon_modify_mem_list_set)
636 (clear_modify_mem_tables, free_modify_mem_tables): New.
637 (gcse_main); Use free_modify_mem_tables.
638 (free_gcse_mem): Likewise; free the bitmaps.
639 (alloc_gcse_main): Initialize the bitmaps.
640 (canon_list_insert): Set canon_modify_mem_list_set.
641 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
642 (compute_hash_table): Use clear_modify_mem_tables.
643 (reset_opr_set_tables): Likewise.
644 (oprs_not_set_p): reg_set_bitmap is regset.
645 (mark_set, mark_clobber): Likewise.
647 * df.h (DF_EQUIV_NOTES): New constant.
648 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
651 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
652 (init_regions, schedule_insns): Conditionalize the checking
653 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
655 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
657 * i386.md (movti_rex64 splitter): Fix condition.
659 2001-10-29 Zack Weinberg <zack@codesourcery.com>
661 * configure.in: Do not assume that gas's version number is the
662 last thing on the first line of as --version output.
663 * configure: Regenerate.
665 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
666 MT_WARNING, MT_ERROR, MT_FATAL.
667 (main): Call gcc_init_libintl.
668 (v_message): Call gettext on msgid and "warning: "
669 * tradcif.y: Include intl.h.
670 (yyerror): Make parameter definition consistent with
671 prototype. Call gettext on msgid argument.
673 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
675 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
678 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
680 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
682 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
683 before referencing it.
685 2001-10-26 DJ Delorie <dj@redhat.com>
687 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
688 override -G, and force -G0.
690 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
692 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
693 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
694 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
695 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
697 * loop.h (struct induction): Rename ext_dependant to
699 * loop.c: Change all uses.
700 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
702 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
704 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
706 * c-parse.in (expr_no_commas, primary), c-typeck.c
707 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
709 2001-10-29 David Edelsohn <edelsohn@gnu.org>
711 Undo assemble_name change in earlier patch.
713 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
715 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
716 determining the type of the receiver, do not check that TREE_CODE
717 of receiver is CALL_EXPR before calling receiver_is_class_object().
718 (receiver_is_class_object): For the GNU runtime: recognize
719 the case that the receiver is self in a class method context.
720 Check that TREE_CODE of receiver is CALL_EXPR when checking that
721 the receiver is a call to objc_get_class.
723 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
725 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
727 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
729 * Makefile.in (OBJS): Put all files in alphabetical order.
731 * dwarf2out.c (add_const_value_attribute): Fix error in last
734 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
736 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
737 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
739 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
740 (life_analysis): call purge_all_dead_edges after deleting noops.
741 (delete_noop_move): Do not purge CFG.
742 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
744 2001-10-28 David Edelsohn <edelsohn@gnu.org>
746 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
747 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
748 (ASM_GLOBALIZE_LABEL): Use assemble_name.
749 (ASM_OUTPUT_COMMON): Likewise.
750 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
751 (rs6000_output_function_epilogue): Likewise.
752 (output_mi_thunk): Fix typo.
753 (rs6000_output_symbol_ref): Use assemble_name.
754 (output_toc): Likewise.
755 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
756 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
757 assemble_name calls STRIP_NAME_ENCODING.
758 (ASM_OUTPUT_LABEL): Use assemble_name.
759 (ASM_GLOBALIZE_LABEL): Likewise.
760 (ASM_DECLARE_FUNCTION_NAME): Likewise.
761 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
762 (ASM_OUTPUT_LOCAL): Likewise.
764 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
766 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
767 (expand_builtin_apply, expand_builtin_return): Likewise.
768 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
770 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
772 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
773 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
774 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
775 configure, configure.in, except.c, except.h, flow.c, function.c,
776 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
777 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
778 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
779 unroll.c: Fix spelling errors.
781 * doc/extend.texi, doc/invoke.texi: Fix spelling.
783 * doc/gcc.texi: Document use of "dependent" and American spelling.
785 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
787 * expr.c (emit_group_load): Support CONCATs by storing them to memory
790 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
792 * expr.c (store_constructor_field): Only call adjust_address on MEM.
794 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
796 * genrecog.c (write_switch): Output if before switch for
797 DT_elt_zero_wide_safe.
799 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
801 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
802 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
803 (FUNCTION_PROFILER): Const-ify.
804 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
805 (eliminate_constant_term, assemble_name, output_addr_const):
807 (ptr_half_pic_address_p, half_pic_hash): Prototype.
808 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
809 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
810 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
811 (half_pic_declare, half_pic_external): Const-ify.
812 * toplev.c: Include "halfpic.h".
814 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
816 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
817 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
818 config/i386/i386.c, config/i386/i386-interix.h,
819 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
820 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
821 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
822 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
823 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
824 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
825 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
828 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
829 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
830 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
831 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
832 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
833 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
834 system.h, toplev.c: Fix spelling errors.
836 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
838 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
840 * dwarf2out.c (reg_number): Abort if pseudo.
841 (reg_loc_descriptor): Return 0 if pseudo.
842 (is_based_loc): Return 0 if pseudo.
843 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
845 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
846 (loc_descriptor): Return 0 if can't find location and handle 0
847 return from recursive calls.
848 (loc_descriptor_from_tree): Likewise.
849 Fix handling of indirect.
850 Also return 0 for PLACEHOLDER_EXPR.
851 Clean up COMPONENT_REF cases.
852 (add_AT_location_descriptor): Simplify, but handle 0 return from
854 (add_const_value_attribute): Avoid shift count warning.
855 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
856 Set comp_unit_die as context if not in function.
858 * config/mips/mips-protos.h: Break up long lines.
859 Remove needless #ifdef/#endif blocks.
860 Don't declare functions declared in file made by genpreds or recog.h.
861 * config/mips/mips.c (mips_output_function_prologue): TSIZE
862 is now HOST_WIDE_INT; delete unneeded casts.
863 * config/mips/mips.h: Don't use #elif.
865 * expr.c (stor_constructor_field): Always call adjust_address.
866 Copy TARGET before changing its alias set.
867 (store_field): Likewise, for TO_RTX.
868 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
870 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
871 (find_placeholder): Return 0 if can't find object.
872 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
875 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
877 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
879 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
881 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
882 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
883 (merge_blocks): Properly udpate life after making edge nonfallthru.
884 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
886 2001-10-26 Kazu Hirata <kazu@hxi.com>
888 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
890 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
892 * c-typeck.c (convert_arguments): When comparing for enumeral
893 type equality, use TYPE_MAIN_VARIANT.
894 * gcc.dg/Wconversion.c: New tests.
896 2001-10-26 Kazu Hirata <kazu@hxi.com>
898 * s390/s390.c: Fix comment typos.
899 * s390/s390.h: Likewise.
900 * s390/s390.md: Likewise.
902 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
904 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
905 (walk_tree): Use it for tail calls where appropriate.
907 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
909 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
910 non-local label_refs.
912 2001-10-26 Kazu Hirata <kazu@hxi.com>
914 * config/h8300/h8300.md (4 anonymous patterns): New.
916 2001-10-26 Kazu Hirata <kazu@hxi.com>
918 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
919 algorithm through the shift_info structure.
920 (emit_a_shift): Update the use of get_shift_alg.
922 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
924 * sched-rgn.c: Remove bitset typedef.
925 Change bitset to sbitmap in prototypes / variable types.
929 s/BITSET_ADD/SET_BIT/g
930 s/BITSET_INVERT/sbitmap_ones/g
931 s/BITSET_INTER/sbitmap_a_and_b/g
932 s/BITSET_UNION/sbitmap_a_or_b/g
933 s/BITSET_DIFFER/sbitmap_difference/g
934 s/bitset_member/TEST_BIT/g
936 (bitset_member): Removed.
937 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
938 EXECUTE_IF_SET_IN_SBITMAP.
939 (split_edges): Rewrite, use sbitmap functions instead of bitset
941 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
943 2001-10-26 Andreas Schwab <schwab@suse.de>
945 * reload1.c (emit_input_reload_insns): Fix parens in last
946 (undocumented) change that was supposed to change only whitespace.
948 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
950 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
952 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
955 2001-10-26 Andreas Jaeger <aj@suse.de>
957 * flow.c (clear_log_links): Remove unused variable.
958 * cfgcleanup.c (cleanup_cfg): Likewise.
960 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
962 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
963 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
965 2001-10-26 Richard Henderson <rth@redhat.com>
967 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
968 rename PV_REG to R27_REG.
969 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
970 (REG_CLASS_FROM_LETTER): Update.
971 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
972 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
973 (udivsi3, modsi3, umodsi3): Likewise.
974 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
976 2001-10-26 Richard Henderson <rth@redhat.com>
978 * cfg.c (clear_aux_for_blocks): Split out of ...
979 (free_aux_for_blocks): here.
980 (clear_aux_for_edges): Split from ...
981 (free_aux_for_edges): here.
982 * basic-block.h: Declare them.
983 * lcm.c (compute_antinout_edge): Use them.
984 (compute_laterin, compute_available, compute_nearerout): Likewise.
985 (optimize_mode_switching): Likewise.
987 2001-10-26 Richard Henderson <rth@redhat.com>
989 * Makefile.in (unstage*): Remove as, ld, collect-ld before
990 moving everything back to the main build directory.
992 2001-10-26 Christopher Faylor <cgf@redhat.com>
994 * config/i386/cygwin.h: Search target specfic include directory, if
997 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
999 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1000 of macro guards. Fix #endif comment.
1002 * output.h (default_exception_section, default_eh_frame_section):
1003 Move prototypes outside of macro guard.
1005 * crtstuff.c: Fix #endif comment.
1007 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1009 * doc/md.texi (movMM): Clarify semantics of storing into a
1010 non-paradoxical SUBREG.
1012 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1014 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1015 (lang_hook_default_get_alias_set): Move next to other alias
1017 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1018 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1019 (LANG_HOOKS_INITIALIZER): Add it.
1020 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1021 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1022 instead of a loop calling poplevel.
1024 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1026 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1027 occurrences of #elif with #if...#endif.
1029 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1031 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1033 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1035 * alias.c (can_address_p): No longer static.
1036 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1037 Return 0 if all parameters are default values.
1038 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1039 (adjust_address_1): Try harder to compute a size.
1040 * expr.c (expand_assignment, store_constructor): If can't address,
1041 set MEM_KEEP_ALIAS_SET_P.
1042 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1043 (store_field): Likewise.
1044 (store_constructor): Simplify call to store_constructor_field.
1045 * expr.h (can_address_p): New declaration.
1046 * gensupport.c (gen_rtx_CONST_INT): New function.
1047 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1048 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1049 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1051 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1053 2001-10-24 Christopher Faylor <cgf@redhat.com>
1055 * config/i386/cygwin.h: Use proper path for mingw crt files when
1058 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1060 * dwarf2out.c (file_info_cmp): Always return consistent results.
1062 2001-10-24 Roger Sayle <roger@eyesopen.com>
1064 * stmt.c (expand_end_case): Index jumptables from zero for
1065 suitably small values of minval.
1067 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1069 * stor-layout.c (place_union_field): If any field was aligned with
1070 attribute aligned, set record type's TYPE_USER_ALIGN.
1071 (place_field): Likewise.
1072 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1073 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1075 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1077 * c-common.h (struct c_common_identifier): Remove rid_code field.
1078 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1080 * c-typeck.c (constructor_designated): New local flag.
1081 (struct constructor_stack): Add "designated" field to match.
1082 (start_init): Clear it.
1083 (really_start_incremental_init, push_init_level): Push and
1085 (pop_init_level): Pop it.
1086 (set_designator): Set it.
1088 (pop_init_level): Suppress "missing initializer" warnings if
1089 constructor_designated is true.
1090 (process_init_element): Suppress warning about union
1091 initialization under traditional C, if constructor_designated
1094 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1096 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1099 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1101 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1103 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1105 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1106 the node was already a set to a constant.
1108 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1110 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1111 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1113 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1115 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1116 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1117 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1118 * s390.c (s390_final_chunkify): Don't use string concatenation.
1119 (s390_function_prologue, s390_function_epilogue): Const-ify.
1120 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1122 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1124 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1127 2001-10-23 Stan Shebs <shebs@apple.com>
1129 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1130 -traditional-cpp in first-stage compilation.
1132 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1134 * gensupport.c (target_flags): Add.
1136 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1138 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1140 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1141 * except.c (expand_builtin_frob_return_addr): Likewise.
1142 (expand_builtin_eh_return): Likewise.
1143 * stmt.c (expand_computed_goto): Likewise.
1144 * explow.c (memory_address): Likewise.
1145 (allocate_dynamic_stack_space): Clean up predicate testing.
1146 (probe_stack_range): Convert SIZE to Pmode.
1147 * calls.c (rtx_for_function_call): Only call convert_memory_address
1149 Pass function call operand as ptr_mode, not Pmode.
1150 * expr.c (expand_assignment): Clean up calls to convert_memory
1151 address by only doing so when needed and making offsets Pmode.
1152 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1153 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1154 is in Pmode, not ptr_mode.
1156 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1158 * darwin-protos.h (constructor_section, destructor_section,
1159 mod_init_section, mod_term_section): Prototype.
1160 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1162 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1164 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1165 objc_section_init declaration.
1166 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1167 (objc_section_init, try_section_alias): Make static.
1168 (alias_section): Make static and hide unused function.
1169 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1171 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1173 * alias.c (can_address_p): Compnonents are not addressable if
1174 the containing type has alias set 0.
1175 (get_alias_set): Rework to use STRIP_NOPS.
1176 Only call front-end routine on object, type, or object with
1177 NOPs stripped, not inner values.
1178 Use language hook to call front-end routine.
1179 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1180 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1181 Don't pass alignment to emit_block_move.
1182 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1183 (expand_builtin_memset): Likewise, but for clear_storage.
1184 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1185 and remove C++ specific parts.
1186 * c-common.h (c_common_get_alias_set): Add declaration.
1187 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1188 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1189 (save_fixed_argument_area): Call set_mem_align.
1190 Remove alignment in call to emit_block_move.
1191 (emit_library_call_value_1, store_one_arg): Likewise.
1192 (target_for_arg): Remove; disabled long ago.
1193 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1194 once and similar cleanups.
1195 (offset_address): Use proper introductory comment.
1196 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1197 from explicit operand; all callers changed.
1198 (clear_storage): Likewise.
1199 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1200 (store_field): Remove kludge on alias set used for to_rtx.
1201 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1202 (expand_expr_unaligned): Call set_mem_attributes instead of
1204 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1205 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1206 (expand_function_end): Track MEM attributes of trampolines.
1207 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1208 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1209 attributes from original.
1210 * langhooks.c (lang_hook_default_get_alias_set): New function.
1211 (hook_get_alias_set_0): New function.
1212 * langhooks.h (hook_get_alias_set_0): New declaration.
1213 (lang_hook_default_get_alias_set): Likewise.
1214 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1215 * reload1.c (alter_reg): Use adjust_address_nv.
1216 * rtl.c (get_mode_alignment): Moved to here.
1217 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1218 change default if unknown from 1 to BITS_PER_UNIT.
1219 * stor-layout.c (get_mode_alignment): Remove from here.
1220 * toplev.h (struct lang_hoks): Add get_alias_set field.
1221 * tree.h (lang_get_alias_set): Delete declaration.
1222 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1223 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1224 (ix86_va_arg): Likewise.
1225 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1226 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1227 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1228 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1229 (expand_block_move_mem): Remove dead code.
1231 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1233 * c-common.c (warn_div_by_zero): New.
1234 * c-common.h (warn_div_by_zero): New.
1235 * c-decl.c (c_decode_option): Take it on the command line.
1236 * c-typeck.c (build_binary_op): Warn about division by zero.
1237 * doc/invoke.texi: Document the new command line option, fix
1238 documentation of -Wmultichar.
1239 * testsuite/gcc.dg/divbyzero.c: New tests.
1240 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1242 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1244 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1246 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1247 to avoid update_life_info call.
1248 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1249 * cfgcleanup.c (bb_flags): New enum.
1250 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1251 (notice_new_block, update_forwarder_flag): New functions.
1252 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1253 (try_forward_edges): Likewise; update flags.
1254 (merge_blocks): Likewise.
1255 (outgoing_edges_match): Likewise.
1256 (try_crossjump_to_edge): Likewise.
1257 (try_optimize_cfg): Likewise; initialize and clear the flags;
1258 recompute life info if needed.
1259 (cleanup_cfg): No need to clear aux pointers.
1261 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1263 * config/i386/i386.c (override_options): Default to minimum
1264 stack alignment when optimizing for code size.
1265 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1268 * config/i386/i386.c (override_options): Set upper limit of
1269 -mpreferred-stack-boundary to 12.
1271 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1273 * recog.c (peephole2_optimize): Add default case to switch.
1275 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1277 * doc/gcc.texi (Sending Patches): Remove.
1279 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1281 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1282 fields when comparing.
1284 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1286 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1287 * arm.c (HOST_INT, HOST_UINT): Likewise.
1289 2001-10-22 Stan Shebs <shebs@apple.com>
1291 * config/darwin-protos.h (darwin_exception_section): Declare.
1292 (darwin_eh_frame_section): Declare.
1294 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1296 * i386.md (movti_rex64): Fix mode.
1298 2001-10-22 Stan Shebs <shebs@apple.com>
1300 * target.h (struct gcc_target): Add asm_out.exception_section,
1301 asm_out.eh_frame_section.
1302 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1303 (TARGET_ASM_EH_FRAME_SECTION): New.
1304 (TARGET_INITIALIZER): Update.
1305 * output.h (default_exception_section): Declare.
1306 (default_eh_frame_section): Declare.
1307 * dwarf2out.c: Include target.h.
1308 (output_call_frame_info): Call target hook for eh frames.
1309 (default_eh_frame_section): New function.
1310 * except.c: Include target.h.
1311 (output_function_exception_table): Call target hook for exception
1313 * varasm.c (default_exception_section): Rename from
1314 exception_section, remove EXCEPTION_SECTION macro.
1316 * config/darwin.h (darwin_eh_frame_section): New function.
1317 (EXCEPTION_SECTION): Remove.
1318 (TARGET_ASM_EXCEPTION_SECTION): Define.
1319 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1320 (nextstep_exception_section): New function.
1321 (nextstep_eh_frame_section): New function.
1322 (TARGET_ASM_EXCEPTION_SECTION): Define.
1323 (TARGET_ASM_EH_FRAME_SECTION): Define.
1325 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1326 (TARGET_ASM_EXCEPTION_SECTION): Define.
1327 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1328 (EXCEPTION_SECTION): Remove.
1329 (TARGET_ASM_EXCEPTION_SECTION): Define.
1330 * config/stormy16/stormy16.h: Remove comments referencing
1331 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1333 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1334 TARGET_ASM_EH_FRAME_SECTION.
1336 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1338 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1341 * c-format.c: Fix spelling typo in comment.
1343 * sched-int.h: Fix typo in GCC preamble.
1345 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1348 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1350 2001-10-22 Richard Henderson <rth@redhat.com>
1352 * config/i386/i386.c (ix86_expand_clear): New.
1353 * config/i386/i386-protos.h: Declare it.
1354 * config/i386/i386.md (setcc peep2s): Use it.
1355 (movsi_xor): Unexport.
1357 2001-10-22 Richard Henderson <rth@redhat.com>
1359 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1360 free_EXPR_LIST_list for LOG_LINKS.
1362 2001-10-21 Robert Lipe <robertlipe@usa.net>
1364 * config/i386/i386.c (sco_asm_named_section): Delete.
1365 (sco_asm_out_constructor): Delete.
1366 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1367 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1368 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1369 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1370 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1372 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1374 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1375 and/or fold extra calls into fewer ones.
1376 * collect2.c (dump_file): Likewise.
1377 * cppexp.c (parse_number): Likewise.
1378 * cpplex.c (_cpp_lex_direct): Likewise.
1379 * final.c (output_asm_insn, asm_fprintf): Likewise.
1380 * fix-header.c (inf_scan_ident, main): Likewise.
1381 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1383 * fold-const.c (real_hex_to_f): Likewise.
1384 * gen-protos.c (parse_fn_proto): Likewise.
1385 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1386 * genrecog.c (change_state, write_action): Likewise.
1387 * gensupport.c (shift_output_template): Likewise.
1388 * local-alloc.c (requires_inout): Likewise.
1389 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1390 * protoize.c (is_id_char, main): Likewise.
1391 * real.c (asctoeg): Likewise.
1392 * recog.c (asm_operand_ok): Likewise.
1393 * reload.c (find_reloads): Likewise.
1394 * scan.c (scan_identget_token): Likewise.
1395 * sched-vis.c (print_value): Likewise.
1396 * stringpool.c (ggc_alloc_string): Likewise.
1397 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1398 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1399 * tradcpp.c (rescan): Likewise.
1400 * tree.c (clean_symbol_name): Likewise.
1401 * varasm.c (decode_reg_name): Likewise.
1403 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1404 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1405 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1406 * m88k.c (output_ascii): Likewise.
1407 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1408 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1409 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1410 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1412 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1414 * langhooks.c (lang_hook_default_do_nothing,
1415 lang_hook_default_decode_option): New defaults.
1416 * langhooks.h: Make hooks unconditional and non-NULL.
1417 * toplev.c (compile_file, toplev_main): Update.
1418 * toplev.h: Update comments.
1419 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1421 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1423 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1425 * system.h (IN_RANGE): New macro.
1427 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1429 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1430 INTLDEPS variable, which does not include $LIBICONV.
1431 * Makefile.in: Use INTLDEPS in LIBDEPS.
1432 * configure: Regenerate.
1434 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1436 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1437 * cpplex.c (lex_percent, lex_dot): Remove.
1438 (get_effective_char, skip_block_comment, skip_line_comment,
1439 parse_identifier_slow, parse_number, parse_string, save_comment,
1440 _cpp_lex_direct): Update to do lookback freely.
1441 (IF_NEXT_IS, BACKUP): New macros.
1442 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1443 * cppmacro.c (paste_tokens): Update.
1445 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1447 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1449 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1451 * reload1.c (reload): Check CONSTANT_P before calling
1452 LEGITIMATE_PIC_OPERAND_P.
1453 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1454 workaround of 2001-10-13.
1456 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1458 * i386.c (split_di): Handle splitting of DFmode.
1460 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1462 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1463 (adjust_address_1, offset_address): Likewise.
1465 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1466 (output_asm_insn): Call it for each line output.
1467 Don't record an operand more than once.
1469 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1470 * main.c: Include config.h and system.h, but not ansidecl.h.
1471 * Makefile.in (main.o): Update accordingly.
1473 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1475 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1477 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1479 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1480 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1482 (find_sub_basic_blocks): ... here;
1483 (find_many_sub_basic_blocks): New.
1484 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1486 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1488 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1490 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1492 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1493 * flow.c (update_life_info): Measure time.
1494 * c-decl.c: Include timevar.h
1495 (c_expand_body): Measure time.
1496 * toplev.c (rest_of_compilation): Measure time of mode switching
1498 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1500 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1501 (lang_independent_options): Add asynchronous-unwind-tables
1502 (toplev_main): flag_asynchronous_unwind_tables implies
1504 * flags.h (flag_asynchronous_unwind_tables): Declare.
1505 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1506 flag_asynchronous_unwind_tables.
1507 (output_call_frame_info): Likewise.
1508 * invoke.texi (-fasynchronous-unwind-tables): Document.
1509 * i386.c (optimization_options): Enable
1510 flag_asynchronous_unwind_tables.
1512 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1513 * i386.md (s* expanders): Destination is QImode.
1515 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1516 * rtl.h (clear_log_links): Kill.
1517 * flow.c (clear_log_links): Make static; accept blocks parameter;
1518 do no clear life info.
1519 (update_life_info): Call clear_log_links.
1521 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1523 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1525 * cpplex.c (handle_newline, skip_escaped_newlines,
1526 get_effective_char, skip_block_comment, skip_line_comment,
1527 parse_identifier_slow, parse_number, parse_string,
1528 _cpp_lex_direct): Update to do more stepping back.
1529 (trigraph_ok): Similarly. Rename trigraph_p.
1530 (SAVE_STATE, RESTORE_STATE): Remove.
1531 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1533 * cpplib.c (destringize): Rename destringize_and_run, and
1534 call run_directive directly.
1535 (_cpp_do__Pragma): Simplify.
1537 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1539 * pe.c (arm_pe_unique_section): Const-ify.
1540 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1541 (switch_to_section): Add static prototype.
1543 * output.h (drectve_section): Prototype.
1545 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1547 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1548 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1549 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1550 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1551 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1552 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1553 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1554 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1555 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1556 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1557 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1558 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1559 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1560 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1561 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1562 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1563 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1564 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1565 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1566 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1567 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1568 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1569 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1570 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1571 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
1572 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
1573 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
1574 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
1575 v850-*-*): Delete superflous ${cpu_type} setting.
1576 * config/linux.h: Delete svr4.h include.
1577 (SET_ASM_OP): Delete.
1578 * config/netware.h (INT_ASM_OP): Undef before define.
1579 * config/ptx4.h: Delete elfos.h include.
1580 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
1581 * config/svr4.h: Delete elfos.h include. Update commentary.
1582 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
1583 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
1584 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
1585 config/v850/v850.h: Delete svr4.h include.
1586 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
1587 config/m68k/m68kv4.h, config/m88k/sysv4.h,
1588 config/sparc/sysv4.h: Update includes.
1589 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
1590 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
1591 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
1592 config/m88k/dguxbcs.h: Delete includes.
1593 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
1594 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
1595 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
1597 * config/m88k/dgux.h: Delete include.
1598 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
1600 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
1601 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
1602 * config/sh/elf.h: Update include.
1603 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
1604 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
1606 2001-10-19 Catherine Moore <clm@redhat.com>
1608 * config/stormy16/stormy-abi: Updates to varargs descriptions.
1609 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
1610 base and count fields.
1611 (stormy16_expand_builtin_va_start): last_reg_count changed to
1612 size_of_reg_args. Use count + size in first comparison.
1614 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1616 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
1617 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
1618 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
1619 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
1620 Set alignment from type if INDIRECT_REF.
1621 (adjust_address_1, offset_address): Simplify alignment compuitation.
1622 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
1623 here; done by set_mem_attributes.
1625 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1627 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
1628 * arm-protos.h (rdata_section, zero_init_section, common_section):
1630 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
1631 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
1632 traditional mode stringification.
1633 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
1634 in macros controling its use.
1635 * rtlanal.c: Include tm_p.h.
1636 * varasm.c (asm_output_aligned_bss): Mark parameter with
1638 (assemble_constant_align, assemble_start_function, assemble_align,
1639 assemble_variable, assemble_trampoline_template,
1640 output_constant_def_contents): Wrap potentially empty if-stmt body
1643 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1645 * a29k-protos.h (literal_section): Prototype.
1646 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
1647 * a29k.md: Ensure function pointers are prototyped.
1648 * genattrtab.c (write_eligible_delay): Mark parameter with
1651 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1653 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1654 * 1750a.c (print_operand): Fix format specifier warning.
1655 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
1656 * 1750a.md: Likewise.
1657 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
1658 * genemit.c (output_add_clobbers): Mark parameter with
1660 * genrecog.c (write_subroutine): Likewise.
1661 * integrate.c (expand_inline_function): Delete unused variable.
1662 * varasm.c (remove_from_pending_weak_list): Wrap with
1665 2001-10-19 Jakub Jelinek <jakub@redhat.com>
1667 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
1668 field is different to previous argument's neg field.
1670 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
1672 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1674 * final.c (get_decl_from_op): New function.
1675 (output_asm_insn): Call it; write "*" when item with decl is address.
1677 2001-10-19 Janis Johnson <janis187@us.ibm.com>
1679 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
1680 about 64-bit support from the 3.0_branch version.
1682 2001-10-19 Zack Weinberg <zack@codesourcery.com>
1684 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
1685 USE_INCLUDED_LIBINTL when appropriate.
1686 * configure, config.in: Regenerate.
1687 * Makefile.in (datadir): Set to @datadir@.
1688 (intl.o): Also depend on $(CONFIG_H) and system.h.
1690 * intl.c: Factor out common gettext initialization sequence.
1691 (gcc_init_libintl): New function.
1692 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
1693 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
1694 off NLS. Add multiple include guard. No need to #ifdef-guard
1695 an #undef. Prototype gcc_init_libintl here.
1697 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
1698 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
1699 Use gcc_init_libintl.
1701 2001-10-19 Catherine Moore <clm@redhat.com>
1703 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
1705 * config/stormy16/stormy16.c (stormy16_split_move): Make
1706 sure that REG_INC notes are present for auto_inc operands.
1708 2001-10-19 Andreas Jaeger <aj@suse.de>
1710 * configure: Regenerated.
1711 * configure.in: Add x86_64 to switch statements.
1713 2001-10-18 Richard Henderson <rth@redhat.com>
1715 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1716 address into $27 explicitly.
1717 (sibcall_value_osf_1): Likewise.
1719 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1721 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1722 (offset_address): New function.
1723 (free_emit_status): Free regno_decl.
1724 (init_emit): Pass proper number of elements to xcalloc.
1725 Allocate regno_decl.
1726 (mark_emit_status): Mark regno_decl values.
1727 * expr.c (highest_pow2_factor): New function.
1728 (expand_assigment): Use it and offset_address.
1729 Properly handle ptr_mode vs. Pmode in offset calculation.
1730 (store_constructor, expand_expr_unaligned): Likewise.
1731 (expand_expr, case COMPONENT_EXPR): Likewise.
1732 * expr.h (offset_address): New decl.
1733 * function.h (struct emit_status): Add regno_decl.
1734 (REGNO_DECL): New macro.
1735 * final.c (output_asm_name): Move in file and don't conditionalize
1736 on flag_print_asm_name.
1737 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1738 Output names of operands, if known.
1739 * function.c (assign_parms): Set REGNO_DECL.
1740 * integrate.c (integrate_decl_tree): Likewise.
1741 * stmt.c (expand_decl): Likewise.
1742 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1744 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1746 * attribs.c (handle_noinline_attribute): New function.
1747 (handle_used_attribute): Likewise.
1748 (c_common_attribute_table): Added noinline and used.
1749 * doc/extend.texi (Function Attributes): Document them.
1750 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1751 Warn when merging inline with attribute noinline.
1752 (start_decl, start_function): Warn if inline and attribute
1753 noinline appear in the same declaration.
1755 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1757 * config.gcc: Update c4x and i370 for C front end-specific
1759 * config/c4x/c4x-c.c: New.
1760 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1761 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1763 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1764 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1766 (c4x_init_pragma): Remove.
1767 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1768 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1769 c4x_pr_ignored): Move to c4x-c.c.
1770 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1771 * config/c4x/t-c4x: Update.
1772 * config/i370/i370-c.c: New.
1773 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1774 (i370_pr_map): Move to i370-c.c.
1775 * config/i370/t-i370: New.
1777 * doc/tm.texi: Update.
1779 2001-10-17 Stan Shebs <shebs@apple.com>
1781 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1782 typo fixes throughout.
1783 (machopic_output_stub): Remove some dead code.
1785 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1787 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1790 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1792 * Makefile.in (print-rtl.o): Depend on TREE_H.
1793 * alias.c (get_alias_set): Make two passes over objects to first
1794 see if inner object is access via restricted pointer.
1795 Defer allocating alias set for restricted pointer until here.
1796 Call find_placeholder with second arg nonzero.
1798 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1799 set for restricted pointer types.
1800 * emit-rtl.c (set_mem_attributes): Set more attributes.
1801 (set_mem_align, change_address, adjust_address_1): New functions.
1802 (change_address_1): Now static.
1803 (adjust_address, adjust_address_nv): Deleted.
1804 (replace_equiv_address): Call change_address_1.
1805 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1806 (find_placeholder): Get starting point from PLIST arg.
1807 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1808 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1809 (adjust_address, adjust_address_nv): New macros.
1810 * print-rtl.c (tree.h): New include.
1811 (print_rtx, case MEM): Print all memory attributes.
1813 2001-10-17 Richard Henderson <rth@redhat.com>
1815 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1817 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1819 * c-tree.texi: Eliminate duplicated word.
1820 * cpp.texi: Likewise.
1821 * install.texi: Likewise.
1822 * invoke.texi: Likewise.
1823 * tm.texi: Likewise.
1825 2001-10-17 Michael Collison <collison@isisinc.net>
1827 * dsp16xx.c: Fix comment formatting to match GNU standards.
1828 (dsp16xx_output_function_prologue): Change type of 'size'
1829 parameter from 'int' to HOST_WIDE_INT.
1830 (dsp16xx_output_function_epilogue): Change type of 'size'
1831 parameter from 'int' to HOST_WIDE_INT.
1833 2001-10-16 Richard Henderson <rth@redhat.com>
1835 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1836 * configure, config.in: Rebuild.
1838 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1839 (ix86_output_addr_diff_elt): New.
1840 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1841 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1842 (JUMP_TABLES_IN_TEXT_SECTION): New.
1843 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1844 * config/i386/i386-protos.h: Update.
1846 * config/i386/386bsd.h, config/i386/beos-elf.h,
1847 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1848 config/i386/i386-interix.h, config/i386/i386elf.h,
1849 config/i386/linux.h, config/i386/netbsd-elf.h,
1850 config/i386/netbsd.h, config/i386/openbsd.h,
1851 config/i386/ptx4-i.h, config/i386/rtemself.h,
1852 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1853 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1855 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1857 * stmt.c (expand_asm_operands): Update commentary.
1859 2001-10-16 Stan Shebs <shebs@apple.com>
1861 * config/darwin.h (GCC_NAME): Remove, no longer used.
1862 (NO_MATH_LIBRARY): Ditto.
1863 (MATH_LIBRARY): Define to emptiness.
1864 (DWARF2_DEBUGGING_INFO): Define.
1865 (PREFERRED_DEBUGGING_TYPE): Define.
1866 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
1867 (EXCEPTION_SECTION): Define.
1868 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1869 * config/darwin.c (darwin_encode_section_info): Handle case of
1870 DECL_INITIAL being error_mark_node.
1872 2001-10-16 Richard Henderson <rth@redhat.com>
1874 * alpha.c (current_file_function_operand): Don't fail for profiling.
1875 (direct_call_operand): New.
1876 * alpha-protos.h: Declare it.
1877 * alpha.h (EXTRA_CONSTRAINT): Use it.
1878 (PREDICATE_CODES): Add it.
1879 (ASM_OUTPUT_MI_THUNK): Remove.
1880 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
1881 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
1883 2001-10-16 Krister Walfridsson <cato@df.lth.se>
1885 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
1886 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1888 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1890 * cfg.c (free_edge): Break out from ....
1891 (remove_edge): ... here.
1892 (clear_edges): Use free_edge.
1894 * att.h (ASM_QUAD): Add comment.
1895 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
1897 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
1899 * i386.c (split_ti): New function.
1900 (ix86_split_to_parts): Support TImodes.
1901 * i386.h (VALID_INT_MODE_P): Add TImode.
1902 * i386.md (movdi splitter): Fix.
1903 (movti): Support 64bit integer registers.
1904 (movti_rex64): New function and splitter.
1906 * i386.c (*_cost): Add movsx/movzx cost.
1907 * i386.h (struct processor_costs): Add movsx/movzx fields.
1908 (RTX_COSTS): Handle zero/sign extend + avoid believing that
1909 64bit operations require split on 64bit machine.
1910 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
1912 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
1913 (ix86_expand_move): Avoid pushes of memory if size does not match;
1914 move long constants to register.
1915 (x86_initialize_trampoline): Fix mode.
1916 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
1917 Use ASM_QUAD on 64bit.
1918 * i386.md (test pattern): Disallow impossible constants.
1919 (tablejump PIC expander): Fix emitting of sum.
1920 (movdicc_rex64): Rename to movdicc.
1921 * linux64.h (LINK_SPEC): Add missing '%'.
1923 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
1925 * tree-inline.c (inlinable_function_p): Leave it up to the
1926 front-end to turn -finline-functions into DECL_INLINE set for all
1929 2001-10-16 Stan Shebs <shebs@apple.com>
1931 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
1933 2001-10-16 Alan Modra <amodra@bigpond.net.au>
1935 * recog.c: Formatting and comment typo fixes.
1937 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
1938 version in single tree build.
1939 * configure: Regenerate.
1941 2001-10-15 David Edelsohn <edelsohn@gnu.org>
1943 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
1944 MODE arguments to gen_rtx and compare operand with const0_rtx.
1946 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1948 * system.h: Poison old unused target macros.
1949 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1950 * config/stormy16/stormy16.c: Update references to obsolete macros.
1951 * config/stormy16/stormy16.h: Similarly.
1952 * config/stormy16/stormy16.md: Similarly.
1953 * config/cris/cris.h: Similarly.
1955 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1957 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
1958 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
1959 cpp_register_pragma): Update accordingly.
1961 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
1963 * c-pragma.h (cpp_register_pragma_space): Remove.
1964 * cpplib.h (cpp_register_pragma_space): Remove.
1965 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
1966 (cpp_register_pragma_space): Remove.
1967 (cpp_register_pragma): Simplify using lookup_pragma_entry,
1969 (do_pragma): Similarly.
1970 (_cpp_init_internal_pragmas): Don't register namespaces.
1972 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
1973 Don't register namespaces.
1974 * cp/lex.c (init_cp_pragma): Similarly.
1975 * doc/tm.texi: Update.
1977 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
1980 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
1982 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
1984 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
1985 add scheduling support.
1986 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
1987 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
1988 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
1991 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
1993 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
1994 missing CONSTANT_P test in core GCC.
1996 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
1998 * cppmain.c (struct printer): New member source.
1999 (scan_translation_unit): Fix spacing at start of lines.
2000 (cb_line_change): Update.
2002 * gcc.dg/cpp/spacing2.c: New test.
2004 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2006 * config/cris/arit.c: Use __builtin_labs, not abs.
2008 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2010 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2011 misplaced sprintf and fprintf argument.
2013 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2015 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2016 * configure.in, Makefile.in: Take out obsolete check-po logic.
2017 * configure, config.in: Regenerate.
2019 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2021 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2022 symtab declarations.
2024 2001-10-12 Stan Shebs <shebs@apple.com>
2026 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2027 declarations of arguments and local variables.
2029 2001-10-12 Christopher Faylor <cgf@redhat.com>
2031 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2032 ENDFILE_SPEC definition.
2034 2001-10-12 Kazu Hirata <kazu@hxi.com>
2036 * gthr-dce.h: Fix comment formatting.
2037 * gthr-posix.h: Likewise.
2038 * gthr-single.h: Likewise.
2039 * gthr-solaris.h: Likewise.
2040 * gthr-vxworks.h: Likewise.
2041 * gthr-win32.h: Likewise.
2043 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2045 * final.c (output_asm_insn): Make sure assembly dialects are
2046 terminated, not nested. Output `|' and `}' characters if they
2047 don't appear inside assembly dialect selection.
2048 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2049 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2050 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2051 strsetsi_rex_1): Add {} braces.
2053 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2055 * toplev.c (compile_file): Ignore return value from yyparse.
2056 Always pop any nested binding levels after yyparse returns.
2058 2001-10-11 Richard Henderson <rth@redhat.com>
2060 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2062 2001-10-11 Richard Henderson <rth@redhat.com>
2064 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2065 fall back to add_AT_long_long for large CONST_INT.
2067 2001-10-11 Richard Henderson <rth@redhat.com>
2069 * config/i386/i386.md (setcc splitters): Add four splitters to
2070 simplify compound compares that simplify_comparison can't handle.
2072 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2074 * cpplex.c (digraph_spellings, token_spellings): Make static.
2076 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2078 * unroll.c (loop_iterations): Fixup last patch.
2080 2001-10-11 Richard Henderson <rth@redhat.com>
2082 * rtl.h (REG_VTABLE_REF): New.
2083 * rtl.c (reg_note_name): Add it.
2084 * combine.c (distribute_notes): Handle it.
2085 * final.c (final_scan_insn): Handle it.
2086 * tree.def (VTABLE_REF): New.
2087 * expr.c (expand_expr): Handle it.
2088 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2089 * output.h: Declare them.
2091 2001-10-11 Richard Henderson <rth@redhat.com>
2093 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2096 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2098 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2099 available in 64-bit mode.
2101 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2103 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2104 cris-*-linux* cases.
2105 * config/cris/cris-protos.h: New file.
2106 * config/cris/cris.c: New file.
2107 * config/cris/cris.h: New file.
2108 * config/cris/cris.md: New file.
2109 * config/cris/linux.h: New file.
2110 * config/cris/aout.h: New file.
2111 * config/cris/arit.c: New file.
2112 * config/cris/cris_abi_symbol.c: New file.
2113 * config/cris/mulsi3.asm: New file.
2114 * config/cris/t-aout: New file.
2115 * config/cris/t-cris: New file.
2116 * config/cris/t-elfmulti: New file.
2117 * config/cris/t-linux: New file.
2118 * doc/invoke.texi: Add CRIS options.
2119 * doc/install.texi (Specific): Add blurb for CRIS.
2121 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2123 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2125 * config/float/i32.h: Likewise.
2126 * config/float-i386.h: Likewise.
2127 * config/float-i64.h: Likewise.
2128 * config/float-m68k.h: Likewise.
2129 * config/float-sh.h: Likewise.
2130 * config/float-sparc.h: Likewise.
2132 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2134 * doc/contrib.texi: Add note about CRIS port to my entry.
2136 2001-10-11 Kazu Hirata <kazu@hxi.com>
2138 * basic-block.h: Fix formatting.
2139 * bitmap.h: Likewise.
2140 * cpplib.h: Likewise.
2141 * c-tree.h: Likewise.
2142 * diagnostic.h: Likewise.
2143 * flags.h: Likewise.
2145 * longlong.h: Likewise.
2147 * reload.h: Likewise.
2151 2001-10-10 Richard Henderson <rth@redhat.com>
2153 * c-parse.in (asm_operand): Allow named operands.
2154 * genconfig.c (max_recog_operands): Set to 29.
2155 * local-alloc.c (requires_inout): Skip multiple digits.
2156 * recog.c (asm_operand_ok): Likewise.
2157 (preprocess_constraints): Use strtoul for matching constraints.
2158 (constrain_operands): Likewise.
2159 * regmove.c (find_matches): Likewise.
2160 * reload.c (find_reloads): Likewise.
2161 * stmt.c (parse_output_constraint): Don't reject in-out
2162 constraint on operands > 9. Reject '[' in constraint.
2163 (expand_asm_operands): Handle named operands. Use strtoul
2164 for matching constraints.
2165 (check_operand_nalternatives): Split out from expand_asm_operands.
2166 (check_unique_operand_names): New.
2167 (resolve_operand_names, resolve_operand_name_1): New.
2169 * doc/extend.texi (Extended Asm): Document named operands.
2170 * doc/md.texi (Simple Constraints): Document matching constraints
2173 2001-10-10 Richard Henderson <rth@redhat.com>
2175 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2177 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2178 (jcc splitters): Add two splitters to simplify compound compares
2179 that simplify_comparison can't handle.
2181 2001-10-10 Richard Henderson <rth@redhat.com>
2183 * langhooks.c: Include langhooks.h.
2184 * Makefile.in (langhooks.o): Depend on it.
2186 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2188 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2189 should not be considered as a no-op.
2190 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2192 2001-10-10 Stan Shebs <shebs@apple.com>
2194 * alias.c: Remove uses of "register" specifier in declarations
2195 of arguments and local variables.
2196 * c-common.c: Ditto.
2197 * c-convert.c: Ditto.
2199 * c-format.c: Ditto.
2200 * c-semantics.c: Ditto.
2201 * c-typeck.c: Ditto.
2202 * caller-save.c: Ditto.
2205 * cfgbuild.c: Ditto.
2207 * collect2.c: Ditto.
2211 * cppfiles.c: Ditto.
2214 * defaults.h: Ditto.
2216 * dwarf2out.c: Ditto.
2217 * dwarfout.c: Ditto.
2218 * emit-rtl.c: Ditto.
2223 * fix-header.c: Ditto.
2224 * floatlib.c: Ditto.
2226 * fold-const.c: Ditto.
2227 * function.c: Ditto.
2230 * gen-protos.c: Ditto.
2231 * genattrtab.c: Ditto.
2232 * gencheck.c: Ditto.
2233 * genconfig.c: Ditto.
2235 * genextract.c: Ditto.
2236 * genflags.c: Ditto.
2237 * gengenrtl.c: Ditto.
2238 * genoutput.c: Ditto.
2240 * genrecog.c: Ditto.
2241 * gensupport.c: Ditto.
2245 * haifa-sched.c: Ditto.
2246 * hard-reg-set.h: Ditto.
2248 * integrate.c: Ditto.
2251 * local-alloc.c: Ditto.
2253 * mips-tdump.c: Ditto.
2254 * mips-tfile.c: Ditto.
2257 * print-rtl.c: Ditto.
2258 * read-rtl.c: Ditto.
2261 * reg-stack.c: Ditto.
2262 * regclass.c: Ditto.
2267 * resource.c: Ditto.
2271 * sched-deps.c: Ditto.
2272 * sched-rgn.c: Ditto.
2274 * simplify-rtx.c: Ditto.
2276 * stor-layout.c: Ditto.
2283 * xcoffout.c: Ditto.
2285 2001-10-10 Richard Henderson <rth@redhat.com>
2287 * rtl.h (can_reverse_comparison_p): Remove.
2289 2001-10-10 Christopher Faylor <cgf@redhat.com>
2291 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2294 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2296 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2297 (Thanks to Chris Faylor for suggesting macro name).
2298 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2300 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2301 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2302 (MATH_LIBRARY): Undef before definition.
2303 (OUTPUT_QUOTED_STRING): Likewise.
2304 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2306 2001-10-10 Richard Henderson <rth@redhat.com>
2308 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2309 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2310 a tristate comparison value.
2311 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2313 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2316 * unroll.c (loop_iterations): Ignore insns generated by loop
2319 * config.gcc (mips*-*-gnu*): Delete support.
2320 * config/mips/gnu.h: Remove.
2322 2001-10-10 Kazu Hirata <kazu@hxi.com>
2324 * calls.c: Fix formatting.
2325 * c-decl.c: Likewise.
2326 * cfgcleanup.c: Likewise.
2327 * combine.c: Likewise.
2328 * cppfiles.c: Likewise.
2329 * cpplib.c: Likewise.
2330 * cppmacro.c: Likewise.
2331 * crtstuff.c: Likewise.
2333 * dwarf2out.c: Likewise.
2334 * expmed.c: Likewise.
2336 * fold-const.c: Likewise.
2337 * function.c: Likewise.
2339 * genattrtab.c: Likewise.
2340 * ggc-page.c: Likewise.
2341 * integrate.c: Likewise.
2342 * libgcc2.c: Likewise.
2344 * optabs.c: Likewise.
2345 * profile.c: Likewise.
2346 * protoize.c: Likewise.
2348 * recog.c: Likewise.
2349 * reload1.c: Likewise.
2350 * reload.c: Likewise.
2351 * reorg.c: Likewise.
2352 * resource.c: Likewise.
2353 * sched-rgn.c: Likewise.
2354 * sdbout.c: Likewise.
2356 * toplev.c: Likewise.
2357 * varasm.c: Likewise.
2359 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2361 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2362 * Makefile.in (langhooks.o): Add dependencies.
2364 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2366 * rs6000.c (rs6000_emit_load_toc_table): Don't
2367 strdup the toc label.
2368 (create_TOC_reference): Likewise.
2370 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2372 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2375 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2377 * config/i386/i386.c (ix86_attribute_table): Correct
2378 min_len, max_len fields for dllimport, dllexport and shared.
2380 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2382 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2383 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2384 Consistently use "nonzero" instead of "non-zero".
2386 2001-10-09 Kazu Hirata <kazu@hxi.com>
2388 * acconfig.h: Fix comment formatting.
2389 * c-dump.h: Likewise.
2390 * c-tree.h: Likewise.
2391 * conditions.h: Likewise.
2393 * function.h: Likewise.
2395 * hwint.h: Likewise.
2396 * integrate.h: Likewise.
2399 * optabs.h: Likewise.
2401 2001-10-09 Kazu Hirata <kazu@hxi.com>
2403 * c-common.h: Fix comment formatting.
2404 * c-dump.c: Likewise.
2406 * diagnostic.h: Likewise.
2407 * except.c: Likewise.
2409 * gcov-io.h: Likewise.
2410 * genattrtab.c: Likewise.
2411 * output.h: Likewise.
2412 * predict.h: Likewise.
2413 * reload1.c: Likewise.
2414 * reload.h: Likewise.
2415 * resource.h: Likewise.
2417 * system.h: Likewise.
2419 * tree-inline.c: Likewise.
2420 * tsystem.h: Likewise.
2421 * varasm.c: Likewise.
2422 * xcoffout.h: Likewise.
2424 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2426 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2428 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2430 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2431 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2432 config/i386/netware.h, config/mcore/gfloat.h,
2433 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2434 config/netware.h, gccbug.in: Update FSF address.
2436 2001-10-09 Kazu Hirata <kazu@hxi.com>
2438 * c-common.c: Fix comment typos.
2439 * cfgrtl.c: Likewise.
2440 * collect2.c: Likewise.
2441 * cpplex.c: Likewise.
2442 * doloop.c: Likewise.
2443 * dwarf2out.c: Likewise.
2444 * dwarfout.c: Likewise.
2446 * fold-const.c: Likewise.
2450 * global.c: Likewise.
2451 * ifcvt.c: Likewise.
2453 * optabs.c: Likewise.
2454 * protoize.c: Likewise.
2455 * regclass.c: Likewise.
2456 * reorg.c: Likewise.
2460 * doc/cpp.texi: Likewise.
2461 * doc/c-tree.texi: Likewise.
2462 * doc/extend.texi: Likewise.
2463 * doc/invoke.texi: Likewise.
2464 * doc/objc.texi: Likewise.
2465 * doc/tm.texi: Likewise.
2467 2001-10-08 Richard Henderson <rth@redhat.com>
2469 * varasm.c (set_named_section_flags): Initialize "declared".
2471 2001-10-08 Robert Lipe <robertlipe@usa.net>
2473 * varasm.c (struct in_named_entry): Add declared.
2474 (named_section_first_declaration): New function.
2475 (default_elf_asm_named_section): Use it.
2476 * output.h (named_section_first_declaration): New.
2478 2001-10-08 Richard Henderson <rth@redhat.com>
2480 * i386.md (movsi_xor): Export.
2481 (setcc peep2): Use it when available; add an alternative to
2482 match zero_extendhisi2_and.
2484 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2486 * romp-protos.h (romp_initialize_trampoline): New function.
2487 * romp.c (romp_initialize_trampoline): Likewise.
2488 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2489 romp_initialize_trampoline.
2491 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2493 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2494 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2495 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2496 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2498 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2500 * unroll.c (loop_iterations): Extend check for multiple back edges.
2502 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2504 * langhooks.h: New file.
2505 * Makefile.in (OBJS): Added langhooks.o.
2506 (c-lang.o): Depend on langhooks.h.
2507 (c-common.o): Don't depend on tree-inline.h.
2508 (tree-inline.o): Depend on toplev.h.
2509 (langhooks.o): New rule.
2510 * c-common.c: Don't include tree-inline.h.
2511 (c_mark_lang_decl): Mark argument c as unused.
2512 (c_common_lang_init): Don't initialize hooks here.
2513 * c-lang.c: Include langhooks.h, then override some macros.
2514 (lang_hooks): Initialize with macros in langhooks.h.
2515 (c_init): Don't initialize hooks here.
2516 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2517 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2518 * tree-inline.c: Include toplev.h. Don't define hook variables.
2519 * tree-inline.h: Don't define hook types nor declare hook
2520 variables. Move macros to...
2521 * langhooks.c: ... new file, as functions. Adjust all callers.
2523 2001-10-08 Jeffrey A Law <law@cygnus.com>
2525 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2526 purge_mem_unchanging_flag on all instructions, not just on those
2527 before NOTE_INSN_FUNCTION_BEG.
2529 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2531 * cppmacro.c (_cpp_create_definition): Leave comments off.
2533 * doc/cpp.texi: Update.
2535 2001-10-08 DJ Delorie <dj@redhat.com>
2537 * c-decl.c (grokfield): Make sure the only unnamed fields
2538 we're allowing are either structs or unions.
2539 * doc/extend.texi: Add documentation for the unnamed field
2542 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2544 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2545 * configure.in: Use it.
2546 * configure: Regenerated.
2547 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2548 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2550 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2552 * cppfiles.c (open_file): Don't mark zero-length files
2553 never-reread here. Don't output diagnostics here either.
2554 (stack_include_file): Mark them never-reread here.
2555 (_cpp_read_file): Update.
2557 2001-10-08 Richard Henderson <rth@redhat.com>
2559 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2561 2001-10-08 Richard Henderson <rth@redhat.com>
2563 * expr.c (store_expr): When converting a CONST_INT for storage
2564 in a SUBREG, convert it to both SUBREG modes before stripping
2567 2001-10-08 Richard Henderson <rth@redhat.com>
2569 * varasm.c (restore_varasm_status): New.
2570 * function.h: Declare it.
2571 * function.c (pop_function_context_from): Call it.
2573 2001-10-08 Richard Henderson <rth@redhat.com>
2575 * c-common.h (struct c_lang_decl): Add declared_inline.
2576 * c-tree.h (DECL_DECLARED_INLINE_P): New.
2577 * c-lang.c (c_disregard_inline_limits): Use it.
2578 * c-decl.c (duplicate_decls): Likewise.
2579 (pushdecl, redeclaration_error_message): Likewise.
2580 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
2581 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
2582 Set DECL_INLINE if -finline-functions.
2583 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
2585 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2587 * cppmacro.c (funlike_invocation_p): Move some logic to caller
2588 in enter_macro_context. Create a padding token in its own context
2589 if necessary when the search for '(' fails.
2590 (enter_macro_context): Update.
2592 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2594 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
2595 genmultilib, toplev.c: Fix spelling errors of "separate" as
2596 "seperate", and corresponding spelling errors of related words.
2598 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2600 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
2601 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
2603 * c-dump.c (dump_option_value_info): Likewise.
2604 * c-format.c (format_length_info, format_char_info,
2605 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
2606 * collect2.c (names): Likewise.
2607 * cppdefault.h (default_include): Likewise.
2608 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
2609 * flow.c (life_analysis): Likewise.
2610 * gcc.c (dir_separator_str, modify_target, option_map,
2611 target_option_translations, spec_list_1, extra_specs_1,
2612 init_spec): Likewise.
2613 * gcov.c (gcov_version_string): Likewise.
2614 * genattr.c (write_units): Likewise.
2615 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
2616 * gengenrtl.c (rtx_definition, defs): Likewise.
2617 * genrecog.c (pred_table): Likewise.
2618 * global.c (global_alloc): Likewise.
2619 * lcm.c (optimize_mode_switching): Likewise.
2620 * local-alloc.c (find_free_reg): Likewise.
2621 * params.h (param_info): Likewise.
2622 * predict.c (predictor_info): Likewise.
2623 * protoize.c (unexpansion_struct): Likewise.
2624 * real.c (bmask): Likewise.
2625 * recog.h (insn_operand_data, insn_data): Likewise.
2626 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
2627 * stmt.c (expand_nl_goto_receiver): Likewise.
2628 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
2629 target_switches, target_options): Likewise.
2630 * tradcif.y (token, tokentab2, yylex): Likewise.
2631 * tree.h (attribute_spec): Likewise.
2633 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
2635 * arc.c (arc_output_function_epilogue): Likewise.
2636 * arm.c (processors, all_cores, all_architectures,
2637 arm_override_options, isr_attribute_arg, isr_attribute_args,
2638 arm_isr_value): Likewise.
2639 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
2641 * c4x.c (c4x_int_reglist): Likewise.
2642 * d30v.c (override_options): Likewise.
2643 * h8300.c (shift_insn): Likewise.
2644 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
2645 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
2646 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
2647 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
2648 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
2649 * i386.h (processor_costs, ix86_cost): Likewise.
2650 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
2651 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
2652 * m68k.c (codes_68881, codes_FPA): Likewise.
2653 * m88k.c (mode_from_align, max_from_align, all_from_align,
2654 best_from_align, m_options): Likewise.
2655 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2656 * mcore.c (mode_from_align): Likewise.
2657 * mips/elf64.h (UNIQUE_SECTION): Likewise.
2658 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
2659 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
2660 * mips.h (mips_regno_to_class): Likewise.
2661 * ns32k.c (scales): Likewise.
2662 * pa.c (import_string, magic_milli): Likewise.
2663 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
2664 * sparc.c (leaf_reg_remap, sparc_override_options,
2665 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
2667 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
2669 2001-10-07 Dale Johannesen <dalej@apple.com>
2671 * reload1.c (reload_reg_free_p): Teach register interference
2672 checking that multiple output reloads are emitted in
2674 reload1.c (reload_reg_reaches_end_p): Ditto.
2675 reload1.c (reloads_conflict): Ditto.
2677 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2679 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
2680 NULL_TREE inside @code.
2682 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2684 * doc/gcc.texi: Document consistent style of "32-bit",
2685 "Objective-C", and "@code{NULL}".
2687 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2689 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
2690 (cpp_token_len, cpp_spell_token, cpp_output_token,
2691 _cpp_equiv_tokens): Handle it.
2692 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
2693 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
2694 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
2697 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2699 * gcc.c (default_compilers): Remove .ada.
2701 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
2703 * doc/cppinternals.texi: Update.
2705 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2707 * gcc.c (main): Set this_file_error if the appropriate
2708 compiler for a language has not been installed.
2710 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2712 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2714 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2716 * gccbug.in (CATEGORIES): Add ada.
2718 2001-10-05 Catherine Moore <clm@redhat.com>
2720 * config/stormy16/stormy-abi: Document abi changes.
2721 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2722 (ICALL_REGS): New register class.
2723 (NUM_ARGUMENT_REGISTERS): Now 6.
2724 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2726 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2727 * config/stormy16.md (call_internal, call_value_internal,
2728 indirect_jump): Use new 'z' constraint.
2730 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2732 * doc/cppinternals.texi: Update.
2734 2001-10-05 Richard Henderson <rth@redhat.com>
2736 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2737 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2738 the gas section-name-as-label feature.
2740 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2742 * doc/cppinternals.texi: Update.
2744 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2746 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2747 to ensure valid SImode constants.
2749 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2751 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2752 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2753 * c-decl.c: Include tree-inline.h.
2754 (c_expand_body): Call optimize_inline_calls. Determine whether
2755 a function is inlinable upfront, and only clear
2756 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2757 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2758 (c_disregard_inline_limits): New function.
2759 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2760 (c_post_options): Enable tree inlining if inlining is enabled.
2761 Don't inline trees when instrumenting functions.
2762 (c_init): Initialize lang_disregard_inline_limits and
2763 lang_cannot_inline_tree_fn.
2764 * tree-inline.c (initialize_inlined_parameters): Handle calls
2765 with fewer arguments than declared parameters, and fewer
2766 parameters than passed arguments. Don't assume value is a
2768 (declare_return_variable): Convert return value back to the
2769 original type, if it was promoted.
2770 (tree_inlinable_function_p): New function.
2771 (inlinable_function_p): Don't look at DECL_INLINE if we're
2772 inlining all functions. Make it work with a NULL id.
2773 Re-check DECL_UNINLINABLE after language-specific checks.
2774 * tree-inline.h (tree_inlinable_function_p): Declare it.
2775 * integrate.c (save_for_inline): Don't bother to prepare argvec
2777 * cse.c (check_for_label_ref): Don't check deleted labels.
2779 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2780 * tree-inline.c: Include headers needed for the functions moved in.
2781 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2782 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2783 (copy_body, initialize_inlined_parameters): Likewise.
2784 (declare_return_variable, inlinable_function_p): Likewise.
2785 (expand_call_inline, expand_calls_inline): Likewise.
2786 (optimize_inline_calls, clone_body): Likewise.
2787 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2788 (copy_tree_r, remap_save_expr): Likewise.
2790 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2792 * Makefile.in (OBJS): Added tree-inline.o.
2793 (c-common.o): Depend on tree-inline.h.
2794 (tree-inline.o): New target.
2795 * c-common.c: Include tree-inline.h.
2796 (c_mark_lang_decl): Don't mark saved_tree.
2797 (c_common_lang_init): Set lang_anon_aggr_type_p.
2798 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2799 (struct c_lang_decl): Moved saved_tree to tree_decl.
2800 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2801 * integrate.h (function_attribute_inlinable_p): Declare it.
2802 * integrate.c (function_attribute_inlinable_p): Export it.
2803 * tree-inline.c: New file. Define variables declared in...
2804 * tree-inline.h: New file. Declare functions to be moved to
2805 tree-inline.c. Define macros and declare types and hooks for
2806 language-specific tree inlining.
2807 (flag_inline_trees): Moved definition from cp/decl2.c.
2808 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2809 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2810 (struct tree_decl): Moved saved_tree from c_lang_decl and
2811 inlined_fns from C++'s lang_decl.
2813 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2815 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2816 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2818 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2820 * doc/cppinternals.texi: Update.
2822 2001-10-04 Eric Christopher <echristo@redhat.com>
2824 * config/mips/mips.c (init_cumulative_args): Remember to set
2826 * config.gcc: Redo linux configuration. Add target_cpu_default
2827 of soft-float to all mipsisa32 combinations and tx39.
2828 * config/mips/linux.h: Remove include of mips.h.
2830 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2832 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2833 HOST_LDFLAGS and HOST_CPPFLAGS.
2835 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2837 * c-parse.in (objc_inherit_code, objc_pq_context,
2838 objc_public_flag): Make static.
2839 (objc_interface_context, objc_implementation_context,
2840 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2841 global tree array in objc/objc-act.[ch].
2842 (methoddef): Remove unnecessary code.
2844 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2845 Hoist struct definitions to objc-act.h.
2846 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2847 cat_count): Place declaration in objc-act.h.
2848 (objc_tree_index): Move enumeration to objc-act.h.
2849 (objc_global_trees): Place declaration and macro accessors in
2851 (implementation_context): Remove duplicate; use
2852 objc_implementation_context instead:
2853 (method_context): Remove duplicate; use objc_method_context
2855 (objc_ellipsis_node, objc_method_prototype_template,
2856 implemented_classes, function_type): Move global vars to
2858 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2859 (build_message_expr): Move actual construction of ObjC message
2860 send nodes to finish_message_expr.
2861 (finish_message_expr): New routine, contains code formerly in
2863 * objc/objc-act.h (finish_message_expr): New prototype.
2864 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2865 declarations; these vars are now part of objc_global_trees.
2866 (objc_tree_index, objc_global_trees): Move definitions from
2868 * objc/objc-tree.def: Update copyright info.
2870 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
2872 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
2874 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
2875 only if TARGET_ARCH64.
2877 2001-10-02 Bernd Schmidt <bernds@redhat.com>
2879 * doc/extend.texi: Fix some problems with previous checkin.
2880 * doc/invoke.texi: Likewise.
2882 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
2884 * cpphash.h: Update comments.
2885 (cpp_context): Update.
2886 (spec_nodes): Remove n__Pragma.
2887 * cppinit.c (cpp_create_reader): Update.
2888 (builtin_array): Add _Pragma.
2889 * cpplib.h: Update comments.
2890 (NODE_DISABLED, BT_PRAGMA): New.
2891 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
2892 * cppmacro.c (struct cpp_macro): Remove disabled.
2893 (builtin_macro): Return int, handle _Pragma, push the new token
2894 on the context stack.
2895 (funlike_invocation_p): Unconstify, update.
2896 (enter_macro_context): Handle builtins here.
2897 (replace_args, push_token_context, push_ptoken_context):
2898 Update for prototype changes.
2899 (_cpp_pop_context): Update.
2900 (cpp_get_token): Don't handle buitins, nor _Pragma here.
2901 (cpp_sys_macro_p): Update.
2902 (_cpp_free_definition): Clear disabled flag.
2903 (_cpp_create_definition): Upate.
2904 * cppmain.c: Update comments.
2906 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
2907 Andreas Jaeger <aj@suse.de>,
2908 Jan Hubicka <jh@suse.cz>
2910 * doc/invoke.texi (i386 Options): Document x86-64 options.
2911 (i386 and x86-64 Options): Rename i386 options section.
2913 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
2914 (TARGET_SWITCHES): Add -munwind-info.
2915 (MASK_NO_UNWIND_INFO): New.
2916 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
2918 (ASM_OUTPUT_DOUBLE_INT): New.
2920 * config/i386/linux64.h: New spec file for Linux x86-64 support.
2921 * config.gcc: Fix tm_file settings for x86-64.
2922 * config/i386/x86-64.h: New file with OS independent x86-64
2924 * config/i386/biarch64.h: New file used to configure compiler
2925 to biarch/64bit compilation.
2927 * config/i386/i386.c: (override_options): Set flags default
2928 for 64bit compilation.
2930 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2932 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
2933 (ix86_expand_int_movcc): Optimize DImode conditional moves with
2934 constants on x86_64.
2935 (ix86_attr_length_immediate_default): Support MODE_DI.
2936 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
2938 (indirect_jump, tablejump): Turn into expander.
2940 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2942 * c-common.c (c_format_attribute_table): Make format and
2943 format_arg attributes apply to function types rather than to
2945 (is_valid_printf_arglist): Construct an attribute list and pass
2946 that to check_function_format rather than a name.
2947 * c-common.h (check_function_format): Adjust prototype.
2948 * c-decl.c (duplicate_decls): Preserve attributes from type of
2949 built-in decl when allowing for harmless conflict in types.
2950 * c-format.c (record_function_format,
2951 record_international_format, function_format_list,
2952 international_format_info, international_format_list): Remove.
2953 (function_format_info): Remove next, name and assembler_name.
2954 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
2955 (decode_format_attr): New.
2956 (handle_format_attribute): Handle receiving a type rather than a
2957 decl. Call decode_format_attr. Store format information in a
2958 function_format_info.
2959 (handle_format_arg_attribute): Correct comment. Handle receiving
2960 a type rather than a decl. Use unsigned HOST_WIDE_INT for
2962 (check_format_info_recurse, check_format_info_main): Take argument
2963 numbers as unsigned HOST_WIDE_INT.
2964 (check_function_format): Take a list of attributes from the
2965 function type rather than a name or assembler name. Check for
2966 format attributes in that list and the attributes on the type of
2967 the current function rather than looking through
2968 function_format_list.
2969 (check_format_info): Use unsigned HOST_WIDE_INT for argument
2971 (check_format_info_recurse): Take format_arg attributes from the
2972 type of the function calls rather than using
2973 international_format_list. Allow for multiple format_arg
2975 * c-typeck.c (build_function_call): Pass type attributes to
2976 check_function_format rather than name or assembler name. Don't
2977 require there to be a name or assembler name to check formats.
2979 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2981 * attribs.c (decl_attributes): Possibly call
2982 insert_default_attributes to insert default attributes on
2983 functions in a lazy manner.
2984 * builtin-attrs.def: New file; define the default format and
2985 format_arg attributes.
2986 * c-common.c (c_format_attribute_table): Move to earlier in the
2988 (c_common_nodes_and_builtins): Initialize format_attribute_table.
2989 (enum built_in_attribute, built_in_attributes,
2990 c_attrs_initialized, c_init_attributes,
2991 c_common_insert_default_attributes): New.
2992 (c_common_lang_init): Don't initialize format_attribute_table. Do
2993 call c_init_attributes.
2994 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
2995 * c-common.h (init_function_format_info): Don't declare.
2996 (c_common_insert_default_attributes): Declare.
2997 * c-decl.c (implicitly_declare, builtin_function): Call
2999 (init_decl_processing): Don't call init_function_format_info.
3000 (insert_default_attributes): New.
3001 * c-format.c (handle_format_attribute,
3002 handle_format_arg_attribute): Be quiet about inappropriate
3003 declaration when applying default attributes.
3004 (init_function_format_info): Remove.
3005 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3006 (insert_default_attributes): Declare.
3008 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3010 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3012 2001-10-01 Jim Wilson <wilson@redhat.com>
3014 * sched-deps.c (add_dependence): When elide conditional dependence,
3015 check that insn doesn't modify cond2.
3017 2001-10-01 Dale Johannesen <dalej@apple.com>
3019 * config/rs6000/rs6000.h (enum processor_type): Add support
3020 for 7400 (G4) and 7450.
3022 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3023 (rs6000_issue_rate): Ditto.
3024 (rs6000_adjust_cost): Fix cycle counts for compares.
3025 (debug_stack_info): Fix an obvious typo.
3026 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3027 * doc/invoke.texi: Document.
3028 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3030 (PROCESSOR_DEFAULT): Ditto.
3032 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3034 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3035 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3036 later recursive make invocation.
3038 2001-10-01 Hans Boehm <boehm@acm.org>
3040 * optabs.c (emit_libcall_block): When using non-call exceptions,
3041 don't add REG_LIBCALL reg notes to trapping calls.
3043 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3045 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3046 (propagate_one_insn): Update for above change
3048 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3050 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3051 _Unwind_GetTextRelBase): Argument is unused.
3053 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3055 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3056 Loop through NOPs, placeholders, and components.
3057 Don't go through NOPs if change mode.
3058 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3059 * emit-rtl.c (set_mem_alias_set): Enable check.
3060 * expr.c (find_placeholder): New function.
3061 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3062 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3063 to modify it and avoid unneeded copies.
3064 * expr.h (expand_expr): Always define.
3065 (find_placeholder): New declaration.
3067 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3069 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3070 operand 2 is the stack pointer.
3071 ("addr-peephole"): Fix address computation peephole when operand 2
3072 is the stack pointer.
3074 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3076 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3077 (ix86_setup_incoming_varargs): Likewise.
3079 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3081 * stor-layout.c (layout_type): Don't complain about too-large
3084 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3086 * function.c (keep_stack_depressed): Don't use delete_insn.
3088 * expr.h (set_mem_alias_set): Move decl to here.
3089 * rtl.h (mem_attrs): New typedef and struct.
3090 (union rtunion_def): Add field for mem_attrs.
3091 (X0MEMATTR, MEM_ATTRS): New macros.
3092 (MEM_ALIAS_SET): Use MEM_ATTRS.
3093 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3094 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3095 (set_mem_alias_set): Delete decl from here.
3097 * alias.c (set_mem_alias_set): Delete from here.
3098 * emit-rtl.c (mem_attrs_htab): New variable.
3099 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3100 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3101 (mem_attrs_mark, get_mem_attrs): Likewise.
3102 (gen_rtx_MEM): Clear MEM_ATTRS.
3103 (set_mem_attributes): Move to here.
3104 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3105 (init_emit_once): const_int_htab now deletable htab.
3106 Initialize mem_attrs_htab.
3107 * explow.c (set_mem_attributes): Delete from here.
3108 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3109 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3110 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3111 * reload1.c (reload): Rework changing REG to MEM.
3113 2001-09-30 H.J. Lu <hjl@gnu.org>
3115 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3116 * config.in: Rebuild.
3118 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3120 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3121 ("tsthi_1"): Avoid allocation in register y.
3122 ("*movqi_68hc12"): Reorganize and fix constraints.
3123 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3124 ("addqi3"): Likewise.
3125 ("addhi3"): Fix constraints.
3126 ("*logicalhi3_zexthi"): Disparage soft registers.
3128 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3130 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3133 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3135 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3136 that we use setjmp/longjmp exceptions.
3138 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3140 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3141 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3142 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3143 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3144 (_cpp_extend_buff, BUFF_ROOM): Update.
3145 (_cpp_append_extend_buff): New.
3146 (struct cpp_reader): Remove macro_pool, add a_buff.
3147 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3149 (cpp_destroy): Free a_buff instead of macro_pool.
3150 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3151 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3152 _cpp_pool_alloc, ): Remove.
3153 (parse_number, parse_string): Update use of _cpp_extend_buff.
3154 (_cpp_extend_buff): Update.
3155 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3156 * cpplib.c (glue_header_name, parse_answer):
3157 Update use of _cpp_extend_buff.
3158 (cpp_register_pragma, cpp_register_pragma_space): Use
3160 (do_assert, do_unassert): Check for EOL, update.
3161 * cppmacro.c (stringify_arg, collect_args): Update to use
3162 _cpp_extend_buff and _cpp_append_extend_buff.
3163 (save_parameter, parse_params, alloc_expansion_token,
3164 _cpp_create_definition): Rework memory management.
3166 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3168 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3169 update md_exec_prefix.
3170 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3173 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3175 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3176 (SELECT_CC_MODE): Use s390_select_ccmode.
3177 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3178 * config/s390/s390.c (s390_select_ccmode): New.
3179 (s390_match_ccmode): Add CCLmode.
3180 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3181 (output_branch_condition, output_inverse_branch_condition): Removed.
3182 (print_operand): Use s390_branch_condition_mnemonic.
3183 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3184 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3185 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3187 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3188 when converting conditional branches to far branches.
3189 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3190 cmpint_di): Use CCSmode instead of CCUmode.
3192 * config/s390/s390.c (legitimate_la_operand_p): New.
3193 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3194 * config/s390/s390.md (movsi): Convert load address patterns to
3195 arithmetic operations when necessary.
3196 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3197 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3198 (*do_la_reg_0): Don't use before reload.
3200 * config/s390/s390.c (legitimize_address): Make more efficient
3201 use of two-register addressing mode.
3203 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3204 with -mno-backchain in some corner cases.
3206 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3208 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3210 * reload.c (find_reloads): Mark new USE insns with QImode.
3211 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3212 find_reloads_subreg_address): Likewise.
3213 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3215 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3217 (reload): Make sure there are no USEs with mode other than
3218 VOIDmode. At the end, remove those marked with QImode.
3220 2001-09-29 Per Bothner <per@bothner.com>
3222 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3223 * Makefile.in (includedir): Rename to local_includedir.
3224 (includedir): Define as $(prefix)/include.
3225 * config.in (PREFIX_INCLUDE_DIR): New variable.
3226 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3228 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3230 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3232 * doc/extend.texi (Vector Extensions): New node.
3233 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3234 i386 -mmmx, -msse, -m3dnow.
3236 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3238 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3240 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3242 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3244 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3246 2001-09-28 Richard Henderson <rth@redhat.com>
3248 * varasm.c (assemble_integer): Bound alignment check by
3251 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3253 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3255 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3257 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3259 Mostly from Graham Stott <grahams@redhat.com>
3260 * c-common.c (type_for_mode): Add support for V2SFmode.
3261 * tree.c (build_common_tree_nodes_2): Likewise.
3262 * tree.h (enum tree_index, global_trees): Likewise.
3263 * config/i386/i386.c (x86_3dnow_a): New variable.
3264 (override_options): Support 3Dnow extensions.
3265 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3266 Athlon's version of 3Dnow.
3267 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3268 (ix86_expand_builtin): Handle them.
3269 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3270 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3271 TARGET_3DNOW_A): New macros.
3272 (TARGET_SWITCHES): Add 3Dnow switches.
3273 (VALID_MMX_REG_MODE_3DNOW): New macro.
3274 (VECTOR_MODE_SUPPORTED_P): Use it.
3275 (enum ix86_builtins): Add entries for 3Dnow builtins.
3276 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3277 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3278 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3279 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3280 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3281 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3282 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3283 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3284 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3285 sfence_insn, prefetch): Make these available if TARGET_SSE or
3288 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3290 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3291 ix86_va_start, ix86_build_va_list): Declare.
3292 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3293 ix86_va_start, ix86_build_va_list): New global functions.
3294 * i386.md (sse_prologue_save_insn): New insn.
3295 (sse_prologue_save): New expander.
3296 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3297 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3299 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3301 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3302 Use size_t everywhere, make definitions consistent with
3305 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3307 * gcse.c (replace_store_insn): Use delete_insn.
3308 * loop.c (move_movables): Likewise; avoid delete_insn
3309 from clobbering notes moved elsewhere.
3310 (check_dbra_loop): Use delete_insn.
3311 * ssa.c (convert_from_ssa): Likewise.
3312 * cse.c (cse_insn): Use delete_insn.
3314 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3316 * cpphash.h (struct cpp_buff): Make unsigned.
3317 (_cpp_get_buff): Take length of size_t.
3318 (_cpp_unaligned_alloc): New.
3319 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3320 (struct cpp_reader): Remove ident_pool. Add u_buff.
3321 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3322 (cpp_destroy): Destroy u_buff, not ident_pool.
3323 * cpplex.c (parse_number, parse_string, save_comment,
3324 cpp_token_as_text): Update to use the unaligned buffer.
3325 (new_buff): Make unsigned.
3326 (_cpp_unaligned_alloc): New.
3327 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3328 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3330 (collect_args): Make unsigned.
3332 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3334 * cpplex.c (cpp_output_token): Use a putc loop for
3335 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3337 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3338 * configure, config.in: Regenerate.
3339 * system.h: Replace fwrite and fprintf with their unlocked
3340 variants if available.
3342 2001-09-27 Richard Henderson <rth@redhat.com>
3344 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3345 in favour of .eh_frame.
3347 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3349 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3351 (LIBCALL_VALUE): Likewise.
3353 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3355 * cpphash.h: Update comment.
3356 * cpplex.c: Update comments.
3357 (_cpp_can_paste): Remove.
3358 * cpplib.h (_cpp_can_paste): Remove.
3359 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3360 lexer rather than _cpp_can_paste.
3362 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3364 * doc/cppinternals.texi: Update.
3366 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3368 * cpphash.h (struct cpp_pool): Remove locks and locked.
3369 (struct cpp_context): Add member buff.
3370 (struct cpp_reader): Remove member argument_pool.
3371 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3372 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3373 * cpplex.c (chunk_suitable): Remove pool argument.
3374 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3375 (new_buff, _cpp_extend_buff): Update.
3376 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3377 which buffer is returned.
3378 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3379 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3380 * cppmacro.c (lock_pools, unlock_pools): Remove.
3381 (push_ptoken_context): Take a _cpp_buff.
3382 (enter_macro_context): Pool locking removed.
3383 (replace_args): Use a _cpp_buff for the replacement list with
3385 (push_token_context): Clear buff.
3386 (expand_arg): Use _cpp_pop_context.
3387 (_cpp_pop_context): Free a context's buffer, if any.
3389 2001-09-26 DJ Delorie <dj@redhat.com>
3391 * c-typeck.c (digest_init): Check for sizeless arrays.
3393 2001-09-26 Richard Henderson <rth@redhat.com>
3395 * optabs.c (init_one_libfunc): Create a dummy function type
3396 instead of using error_mark_node.
3398 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3400 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3401 _cpp_extend_buff, _cpp_free_buff): New.
3402 (struct cpp_reader): New member free_buffs.
3403 * cppinit.c (cpp_destroy): Free buffers.
3404 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3405 _cpp_extend_buff, _cpp_free_buff): New.
3406 * cpplib.h (struct cpp_options): Remove unused member.
3407 * cppmacro.c (collect_args): New. Combines the old parse_arg
3408 and parse_args. Use _cpp_buff for memory allocation.
3409 (funlike_invocation_p, replace_args): Update.
3411 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3413 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3415 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3417 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3419 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3421 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3424 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3425 Jim Wilson <wilson@redhat.com>
3427 * doc/install.texi (Specific, ia64-*-linux): Document.
3429 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3431 * Makefile.in (cfgrtl.o): Add.
3432 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3433 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3434 free_aux_for_edge): Declare.
3436 (HAVE_return): Undefine.
3437 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3438 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3439 free_aux_for_edge): New global functions.
3440 (first_delete_block): New static variable.
3441 (init_flow): Clear first_delete_block.
3442 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3443 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3444 try_redirect_by_replacing_jump, last_loop_beg_note,
3445 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3446 delete_insn, delete_insn_chain, create_basic_block_structure,
3447 create_basic_block, flow_delete_block, compute_bb_for_insn,
3448 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3449 set_block_for_new_insns, split_block, merge_blocks_nomove,
3450 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3451 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3452 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3453 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3454 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3455 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3456 purge_all_dead_edges): Move to ....
3457 * cfgrtl.c: New file; .... Here.
3459 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3460 (reroder_basic_block): Use alloc_aux_for_blocks.
3461 * predict.c (estimate_bb_frequencies): Likewise; use
3462 alloc_aux_for_edges.
3463 * profile.c (compute_branch_probabilities): Likewise.
3464 (branch_prob): Likewise.
3465 * reg-stack.c (reg_to_stack): Likewise.
3467 * emit-rtl.c (emit_insns_after): Never return NULL.
3469 * basic-block.h (set_block_for_new_insns): Delete.
3470 * cfgrtl.c (set_block_for_new_insns): Delete.
3472 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3473 calls when crossjumping.
3475 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3476 * unroll.c (copy_loop_body): Use delete_insn.
3478 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3479 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3480 keep_stack_depressed): Likewise.
3481 * gcse.c (cprop_cc0_jump): Likewise.
3482 * local-alloc.c (update_equiv_regs): Likewise.
3483 * loop.c (scan_loop, loop_delete_insns): Likewise.
3484 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3485 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3486 delete_output_reload, delete_address_reloads_1,
3487 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3489 * sibcall.c (replace_call_placeholder): Likewise.
3490 * cse.c (cse_insn): Likewise.
3492 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3494 From Graham Stott <grahams@redhat.com>
3495 (def_builtin): Only define builtins appropriate for target_flags. All
3497 (builtin_decsription): Add new field mask which is used to determine
3498 when to define the builtin via the macro def_builtin.
3500 (bdesc_comi): Initialise new mask fields.
3501 (bdesc_2srg): Likewise.
3502 (bdesc_1arg): Likewise.
3504 * config/i386/i386.c (ix86_init_builtins): Correct return type
3505 building v4hi_ftype_v4hi_int_int tree node.
3506 (ix86_expand_sse_comi): Fix typo swapping operands.
3507 Don't swap comparision condition, it is already swapped.
3508 (ix86_expand_sse_compare): Before swapping operands
3509 move operand 1 into new rtx and not the target rtx.
3510 Don't swap comparison condition, it is already swapped.
3511 Always check whether we need to create a new TARGET.
3513 * config/i386/i386.md: (sse_comi) Fix typos.
3514 (sse_ucomi): Likewise.
3515 (cvtss2si): Fix operand 0 contraint.
3516 (cvttss2si): Likewise.
3517 (sse_unpckhps): Fix mode for operand 2.
3518 (sse_unpcklps): Likewise.
3520 2001-09-25 Graham Stott <grahams@redhat.com>
3522 * sibcall.c (skip_copy_to_return_value): Tighten return value
3525 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3527 * rs6000.c (lwa_operand): Address must be word aligned.
3529 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3531 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3532 number has been set.
3533 (type_hash_mark): Mark type itself.
3535 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3537 * c-lex.c (cb_def_pragma): Update.
3538 (c_lex): Update, and skip padding.
3539 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3540 * cpphash.h (struct toklist): Delete.
3541 (union utoken): New.
3542 (struct cpp_context): Update.
3543 (struct cpp_reader): New members eof, avoid_paste.
3544 (_cpp_temp_token): New.
3545 * cppinit.c (cpp_create_reader): Update.
3546 * cpplex.c (_cpp_temp_token): New.
3547 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3548 (cpp_output_token): Don't print leading whitespace.
3549 (cpp_output_line): Update.
3550 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3551 do_include_common, do_line, do_ident, do_pragma,
3552 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3553 parse_assertion): Update.
3554 (get_token_no_padding): New.
3555 * cpplib.h (CPP_PADDING): New.
3556 (AVOID_LPASTE): Delete.
3557 (struct cpp_token): New union member source.
3558 (cpp_get_token): Update.
3559 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3560 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3561 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3562 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3563 _cpp_backup_tokens, _cpp_create_definition): Update.
3564 (push_arg_context): Delete.
3565 (padding_token, push_token_context, push_ptoken_context): New.
3566 (make_string_token, make_number_token): Update, rename.
3567 (cpp_get_token): Update to handle tokens as pointers to const,
3568 and insert padding appropriately.
3569 * cppmain.c (struct printer): New member prev.
3570 (check_multiline_token): Constify.
3571 (do_preprocessing, cb_line_change): Update.
3572 (scan_translation_unit): Update to handle spacing.
3573 * scan-decls.c (get_a_token): New.
3574 (skip_to_closing_brace, scan_decls): Update.
3575 * fix-header.c (read_scan_file): Update.
3577 * doc/cpp.texi: Update.
3579 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3581 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
3582 leak by passing malloc'ed pointer to reconcat, not concat.
3584 2001-09-24 DJ Delorie <dj@redhat.com>
3586 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
3588 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
3590 * flow.c (delete_dead_jumptables): Delete jumptable if the only
3591 reference is from the literal pool.
3593 2001-09-24 Janis Johnson <janis187@us.ibm.com>
3595 * doc/install.texi (Final install): Request additional information
3596 in mail about successful builds.
3598 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3600 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
3601 initial value of return pointer register instead of value in frame-20.
3604 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3606 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
3607 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
3608 the libcall if there isn't a referenced identifier for the symbol.
3610 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3612 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
3613 non 64-bit machines. Use these as a plabel for the trampoline.
3614 (TRAMPOLINE_SIZE): Adjust size for new words.
3615 (INITIALIZE_TRAMPOLINE): Initialize new words.
3616 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
3617 pointer to the plabel in the trampoline.
3619 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3621 * pa.c (function_arg): Pass floating arguments in both general and
3622 floating registers in indirect (dynamic) calls when generating code
3623 for the 32 bit ABI and the HP assembler.
3625 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3627 * doc/install.texi: Markup fixes.
3628 Use Solaris 2, SunOS 4 as appropriate.
3629 (Specific, *-*-solaris2*): Explain this.
3630 Unconditionally warn against /usr/ucb tools.
3631 Remove Sun as warning, obsolete.
3632 Move X11 header bug workaround here, update patches.
3633 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
3634 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
3636 2001-09-23 Zack Weinberg <zack@codesourcery.com>
3638 * errors.h (warning, error, fatal, internal_error): Don't mark
3639 with ATTRIBUTE_PRINTF_n.
3640 * toplev.h (internal_error, fatal_io_error, warning, error,
3641 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
3642 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
3645 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3647 * function.c (pop_function_context_from): var_refs_queue
3648 and temp slots now in GC memory.
3649 (mark_function_status, free_after_compilation): Likewise;
3650 also struct function now in GC memory.
3651 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
3652 (combine_temp_slots): Likewise.
3653 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
3654 (prepare_function_start): Use GC memory for struct function.
3655 (mark_temp_slot): Deleted.
3656 (gcc_mark_struct_function): struct function now in GC memory.
3658 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
3659 code for division, not modulus.
3661 * rtl.def (MEM): Remove obsolete part of comment.
3663 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
3665 * c-format.c (init_function_format_info): Check __builtin_printf
3666 and __builtin_fprintf even if -ffreestanding. Check C99 functions
3669 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3671 * c-common.c (format_attribute_table): Remove decl.
3672 * tree.h (format_attribute_table, lang_attribute_table): New decls.
3673 (lang_attribute_common): Likewise.
3675 * function.c (fix_lexical_address): Use set_mem_alias_set.
3676 (expand_function_start): Likewise.
3677 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
3679 * varasm.c (output_constant): Fix unused variable warning.
3681 * attribs.c: New file, from c-common.c.
3682 (attribute_tables): Now four elements.
3683 (format_attribute_table, lang_attribute_common): New variables.
3684 (init_attributes): Reflect above changes.
3685 (handle_mode_attribute): Delete check for wider than uintmax.
3686 * c-common.c: Delete parts moved to attribs.c.
3687 (enum attrs): Deleted; unused.
3688 (c_format_attribute_table): New variable.
3689 (c_common_lang_init): Initialize format_attribute_table with it.
3690 * c-common.h (decl_attributes): Remove decl.
3691 * tree.h (decl_attribute): Move it to here.
3692 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
3693 (attribs.o): New rule.
3695 2001-09-22 Andreas Jaeger <aj@suse.de>
3697 * builtins.c (c_getstr): Remove unused variable.
3699 2001-09-21 Richard Henderson <rth@redhat.com>
3701 * reload1.c (reload): Use delete_insn instead of splatting
3704 2001-09-21 Richard Henderson <rth@redhat.com>
3706 * reload.c (push_secondary_reload): Don't check for "=" in output
3707 constraint after ""->ALL_REGS check.
3709 2001-09-21 Richard Henderson <rth@redhat.com>
3711 * predict.c (expected_value_to_br_prob): Use pc_set.
3713 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3714 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3716 2001-09-21 Richard Henderson <rth@redhat.com>
3718 * rtl.h (LCT_RETURNS_TWICE): New.
3719 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3721 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3722 to ECF_RETURNS_TWICE.
3723 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3726 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3728 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3729 (JMP_BUF_SIZE): New.
3731 2001-09-21 Richard Henderson <rth@redhat.com>
3733 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3736 2001-09-21 Richard Henderson <rth@redhat.com>
3738 * tree.def (FDESC_EXPR): New.
3739 * expr.c (expand_expr): Handle it.
3740 * varasm.c (initializer_constant_valid_p): Likewise.
3741 (output_constant): Likewise.
3742 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3743 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3744 (ASM_OUTPUT_FDESC): New.
3745 * doc/tm.texi: Document the new macros.
3747 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3749 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3750 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3751 once merging is complete.
3753 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3755 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3757 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3759 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3760 that would be invalid after a merge.
3762 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3764 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3765 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3767 (flow_delete_insn): This one.
3768 (delete_insn_chain): Rename from ...; do not care labels.
3769 (flow_delete_insn_chain): ... this one.
3770 (flow_delete_block): Remove the insns one BB has been expunged.
3771 (merge_blocks_nomove): Likewise.
3772 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3773 updating BB boundaries.
3774 (tidy_fallthru_edge): Likewise.
3775 (commit_one_edge_insertion): Likewise.
3776 * cfgbuild.c (find_basic_block): Likewise.
3777 (find_basic_blocks_1): Likewise.
3778 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3779 (try_crossjump_to_edge): Likewise.
3780 (try_optimize_cfg): Likewise.
3781 * cse.c (delete_trivially_dead_insns): Likewise.
3782 * df.c (df_insn_delete): Likewise.
3783 * doloop.c (doloop_modify): Use delete_related_insns.
3784 * emit-rtl.c (try_split): Likewise.
3785 (remove_insn): Update BB boundaries.
3786 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3787 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3788 updating BB boundaries.
3789 (propagate_block_delete_insn): Likewise.
3790 (propagate_block_delete_libcall): Likewise.
3791 * function.c (delete_handlers): Use delete_related_insns.
3792 (thread_prologue_and_epilogue_insns): Likewise.
3793 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3794 * genpeep.c (gen_peephole): Use delete_related_insns.
3795 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3797 (find_cond_trap): Likewise.
3798 * integrate.c (save_for_inline): Use delete_related_insns.
3799 (copy_insn_list): Likewise.
3800 * jump.c (pruge_linie_number_notes): Likewise.
3801 (duplicate_loop_exit_test): Likewise.
3802 (delete_computation): Likewise.
3803 (delete_related_insn): Rename from ...; use delete_insn
3804 (delete_insn): ... this one.
3805 (redirect_jump): Use delete_related_insns.
3806 * loop.c (scan_loop): Likewise.
3807 (move_movables): Likewise.
3808 (find_and_verify_loops): Likewise.
3809 (check_dbra_loop): Likewise.
3810 * recog.c (peephole2_optimize): Likewise.
3811 * reg-stack.c (delete_insn_for_stacker): Remove.
3812 (move_for_stack_reg): Use delete_insn.
3813 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3814 * reload1.c (delete_address_reloads): Use delete_related_insns.
3815 (fixup_abnormal_edges): Use delete_insn.
3816 * recog.c (emit_delay_sequence): Use delete_related_insns.
3817 (delete_from-delay_slot): Likewise.
3818 (delete_scheduled_jump): likewise.
3819 (optimize_skip): Likewise.
3820 (try_merge_delay_insns): Likewise.
3821 (full_simple_delay_slots): Likewise.
3822 (fill_slots_from_thread): Likewise.
3823 (relax_delay_slots): Likewise.
3824 (make_return_insns): Likewise.
3825 (dbr_schedule): Likewise.
3826 * rtl.h (delete_insn): Rename to delete_related_insns.
3827 (delete_insn, delete_insn_chain): New prototypes.
3828 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3829 by df_insn_delete already.
3830 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3831 * ssa.c (convert_from_ssa): Use delete_related_insns.
3832 * unroll.c (unroll_loop): Likewise.
3833 (calculate_giv_inc): Likewise.
3834 (copy_loop_body): Likewise.
3836 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3837 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3838 ix86_return_in_memory, ix86_function_value): Declare.
3839 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3840 new static valurables.
3841 (x86_64_reg_class): New enum
3842 (x86_64_reg_class_name): New array.
3843 (classify_argument, examine_argument, construct_container,
3844 merge_classes): New static functions.
3845 (optimization_options): Enable flag_omit_frame_pointer and disable
3846 flag_pcc_struct_return on 64bit.
3847 (ix86_libcall_value, ix86_function_value,
3848 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3849 ix86_return_in_memory, ix86_function_value): New global functions.
3850 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3851 (function_arg_advance): Handle x86_64 passing conventions.
3852 (function_arg): Likewise.
3853 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3854 (RETURN_IN_MEMORY): Move offline.
3855 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3856 (FUNCTION_VALUE_REGNO_P): New macro.
3857 (FUNCTION_ARG_REGNO_P): Move offline.
3858 (struct ix86_args): Add maybe_vaarg.
3859 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3860 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3862 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3864 * s390.md: Changed attributes for scheduling.
3865 * s390.c: (s390_adjust_cost, s390_adjust_priority)
3868 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
3870 Table-driven attributes.
3871 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
3872 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
3873 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
3874 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
3875 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
3876 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
3877 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
3878 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
3879 * tree.h (struct tree_decl): Change machine_attributes to
3881 * doc/c-tree.texi: Document that all attributes are now attached
3883 * c-common.c (add_attribute, attrtab, attrtab_idx,
3884 default_valid_lang_attribute, valid_lang_attribute): Remove.
3885 (attribute_tables, attributes_initialized,
3886 c_common_attribute_table, default_lang_attribute_table): New
3888 (handle_packed_attribute, handle_nocommon_attribute,
3889 handle_common_attribute, handle_noreturn_attribute,
3890 handle_unused_attribute, handle_const_attribute,
3891 handle_transparent_union_attribute, handle_constructor_attribute,
3892 handle_destructor_attribute, handle_mode_attribute,
3893 handle_section_attribute, handle_aligned_attribute,
3894 handle_weak_attribute, handle_alias_attribute,
3895 handle_no_instrument_function_attribute,
3896 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
3897 handle_no_limit_stack_attribute, handle_pure_attribute): New
3899 (init_attributes, decl_attributes): Rewrite to implement
3900 table-driven attributes.
3901 * c-common.h (enum attribute_flags): Move to tree.h.
3902 * c-format.c (decl_handle_format_attribute,
3903 decl_handle_format_arg_attribute): Rename to
3904 handle_format_attribute and handle_format_arg_attribute. Update
3905 for table-driven attributes.
3906 * c-common.h (decl_handle_format_attribute,
3907 decl_handle_format_arg_attribute): Remove prototypes.
3908 (handle_format_attribute, handle_format_arg_attribute): Add
3910 * c-decl.c (grokdeclarator): Handle attributes nested inside
3912 * c-parse.in (setattrs, maybe_setattrs): Remove.
3913 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
3914 Update to handle nested attributes properly.
3915 (maybe_resetattrs, after_type_declarator,
3916 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
3917 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
3919 (make_pointer_declarator): Update to handle nested attributes
3921 * doc/extend.texi: Update documentation of limits of attributes
3922 syntax. Warn about problems with attribute semantics in C++.
3923 * target.h (struct target): Remove valid_decl_attribute and
3924 valid_type_attribute. Add attribute_table and
3925 function_attribute_inlinable_p.
3926 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
3927 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
3928 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
3930 (TARGET_INITIALIZER): Update.
3931 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
3933 (function_attribute_inlinable_p): New function. Check for the
3934 presence of any machine attributes before using
3935 targetm.function_attribute_inlinable_p.
3936 (function_cannot_inline_p): Update.
3937 * Makefile.in (integrate.o): Update dependencies.
3938 * doc/tm.texi: Update documentation of target attributes and
3939 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
3940 * tree.c (default_valid_attribute_p, valid_machine_attribute):
3942 (default_target_attribute_table,
3943 default_function_attribute_inlinable_p): New.
3944 (lookup_attribute): Update comment to clarify handling of multiple
3945 attributes with the same name.
3946 (merge_attributes, attribute_list_contained): Allow multiple
3947 attributes with the same name but different arguments to appear in
3948 the same attribute list.
3949 * tree.h (default_valid_attribute_p): Remove prototype.
3950 (struct attribute_spec): New.
3951 (default_target_attribute_table): Declare.
3952 (enum attribute_flags): Move from c-common.h. Add
3953 ATTR_FLAG_TYPE_IN_PLACE.
3954 (default_function_attribute_inlinable_p): Declare.
3955 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
3956 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3957 (TARGET_ATTRIBUTE_TABLE): Define.
3958 (vms_attribute_table): New.
3959 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
3960 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3961 (TARGET_ATTRIBUTE_TABLE): Define.
3962 (arc_attribute_table, arc_handle_interrupt_attribute): New.
3963 * config/arm/arm.c (arm_valid_type_attribute_p,
3964 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
3966 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3968 (TARGET_ATTRIBUTE_TABLE): Define.
3969 (arm_attribute_table, arm_handle_fndecl_attribute,
3970 arm_handle_isr_attribute): New.
3971 * config/avr/avr.c (avr_valid_type_attribute,
3972 avr_valid_decl_attribute): Remove.
3973 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
3975 (TARGET_ATTRIBUTE_TABLE): Define.
3976 (avr_attribute_table, avr_handle_progmem_attribute,
3977 avr_handle_fndecl_attribute): New.
3978 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
3979 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3980 (TARGET_ATTRIBUTE_TABLE): Define.
3981 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
3982 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
3983 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3984 (TARGET_ATTRIBUTE_TABLE): Define.
3985 (h8300_attribute_table, h8300_handle_fndecl_attribute,
3986 h8300_handle_eightbit_data_attribute,
3987 h8300_handle_tiny_data_attribute): New.
3988 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
3989 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
3991 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
3993 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
3994 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3996 (TARGET_ATTRIBUTE_TABLE): Define.
3997 (ix86_attribute_table, ix86_handle_cdecl_attribute,
3998 ix86_handle_regparm_attribute): New.
3999 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4000 i386_pe_valid_type_attribute_p): Remove.
4001 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4002 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4003 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4004 (TARGET_ATTRIBUTE_TABLE): Define.
4005 (ia64_attribute_table): New.
4006 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4007 interrupt_ident2, model_ident1, model_ident2): Remove.
4008 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4009 (TARGET_ATTRIBUTE_TABLE): Define.
4010 (init_idents): Update.
4011 (m32r_attribute_table, m32r_handle_model_attribute): New.
4012 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4014 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4015 (TARGET_ATTRIBUTE_TABLE): Define.
4016 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4017 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4018 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4019 (TARGET_ATTRIBUTE_TABLE): Define.
4020 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4021 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4022 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4023 (TARGET_ATTRIBUTE_TABLE): Define.
4024 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4025 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4026 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4027 (TARGET_ATTRIBUTE_TABLE): Define.
4028 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4029 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4030 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4031 (TARGET_ATTRIBUTE_TABLE): Define.
4032 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4033 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4035 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4037 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4038 (TARGET_ATTRIBUTE_TABLE): Define.
4039 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4041 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4042 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4043 (TARGET_ATTRIBUTE_TABLE): Define.
4044 (v850_attribute_table, v850_handle_interrupt_attribute,
4045 v850_handle_data_area_attribute): New.
4046 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4047 Return void. Call decl_attributes instead of
4048 valid_machine_attribute.
4050 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4052 * sh-protos.h (sh_pr_n_sets): Declare.
4053 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4054 look at the copy to determine if PR needs to be saved.
4055 sh_pr_n_sets: New function.
4056 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4057 (ALLOCATE_INITIAL_VALUE): Define.
4059 * sh.c (initial_elimination_offset):
4060 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4062 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4064 * integrate.c (allocate_initial_values): New function.
4065 * integrate.h (allocate_initial_values): Declare.
4066 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4068 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4070 * toplev.c (rest_of_compilation): To here.
4071 Call allocate_initial_values.
4072 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4074 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4076 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4078 2001-09-20 DJ Delorie <dj@redhat.com>
4080 * c-typeck.c (really_start_incremental_init): Discriminate
4081 between zero-length arrays and flexible arrays.
4082 (push_init_level): Detect zero-length arrays and handle them
4083 like fixed-sized arrays.
4084 * expr.c (store_constructor): Handle zero-length arrays and
4085 flexible arrays correctly.
4086 * doc/extend.texi: Update zero-length array notes.
4088 2001-09-20 Jim Wilson <wilson@redhat.com>
4090 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4091 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4092 for issue port conflicts.
4093 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4095 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4097 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4100 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4102 * fold-const.c (hashtab.h): Include.
4103 (int_const_binop): Remove FORSIZE arg and compute from type; all
4105 Call size_int_type_wide for all single-word constants.
4106 (size_htab_hash, size_htab_eq): New functions.
4107 (size_int_type_wide): Rework to use hash table.
4108 * ggc-common.c (hashtab.h): Include.
4109 (struct d_htab_root): New struct.
4110 (d_htab_roots): New variable.
4111 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4112 (ggc_mark_roots): Handle deletable htabs.
4113 * ggc-page.c (ggc_marked_p): New function.
4114 * ggc-simple.c (ggc_marked_p): Likewise.
4115 * ggc.h: Reformatting throughout.
4116 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4117 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4118 (type_hash_add): Allocate struct type_hash from GC memory.
4119 (mark_hash_entry, mark_type_hash): Deleted.
4120 (type_hash_marked_p, type_hash_mark): New functions.
4121 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4123 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4125 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4128 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4130 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4131 array-too-large test for signed sizetype.
4133 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4135 * i386.md (indirect_jump): Allow Pmode operand.
4136 (tablejump): LIkewise; perform expansion to 64bit mode.
4137 * i386.c (symbolic_operand): Allow 64bit PIC references.
4138 (pic_symbolic_operand): Likewise.
4139 (ix86_find_base_term): Strip the 64bit PIC references.
4140 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4141 (legitimize_pic_address): Likewise.
4142 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4143 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4145 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4147 * stringpool.c (get_identifier_with_length): New function.
4148 * tree.h (get_identifier_with_length): New prototype.
4150 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4151 David Edelsohn <edelsohn@gnu.org>
4154 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4155 already sign-extended.
4157 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4158 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4160 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4161 (output_profile_hook): Declare label_name const.
4162 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4163 to match constraints.
4165 2001-09-19 Stan Shebs <shebs@apple.com>
4167 * alias.c: Fix typos in comments.
4168 * sched-rgn.c (init_ready_list): Ditto.
4169 * unwind-dw2.c (uw_frame_state_for): Ditto.
4170 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4171 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4172 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4174 2001-09-19 Richard Henderson <rth@redhat.com>
4176 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4178 * Makefile.in (cfg.o): Depend on TM_P_H.
4180 2001-09-19 Richard Henderson <rth@redhat.com>
4182 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4183 (local_symbolic_operand): ... here.
4184 (small_symbolic_operand): Check mode.
4185 (global_symbolic_operand): New.
4186 (input_operand): Reject symbolics if explicit relocs.
4187 (call_operand): Tidy.
4188 (alpha_legitimize_address): Use movdi_er_high_g.
4189 (alpha_expand_mov): Likewise.
4190 * config/alpha/alpha-protos.h: Update.
4191 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4192 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4193 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4194 (UNSPECV_LDGP2): Remove.
4195 (all call patterns): Use 's' not 'i' for symbolic constraint.
4196 (call_osf call_value_osf): Use call_operand.
4197 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4198 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4199 (prologue_ldgp_1_er): Remove.
4200 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4201 (builtin_setjmp_receiver_er patterns): Use them.
4202 (exception_receiver_er): Likewise.
4204 2001-09-19 Richard Henderson <rth@redhat.com>
4206 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4208 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4209 and NON_LOCAL_GOTO notes.
4210 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4211 copy over CALL_INSN_FUNCTION_USAGE.
4213 2001-09-18 Catherine Moore <clm@redhat.com>
4215 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4218 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4220 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4221 new-style tm_file specification. Specify correct tm_p_file,
4222 md_file, and out_file for s390x.
4224 * config/s390/linux.h, linux64.h: Don't include other target
4225 macro header files. Now handled via tm_file.
4227 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4228 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4229 are defined before use.
4231 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4233 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4234 code generation only for Gnu assembler.
4236 2001-09-18 Catherine Moore <clm@redhat.com>
4238 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4240 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4242 * config/mips/mips.c (mips_frame_set): New.
4243 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4244 a parallel frame-related expression with a set for each register.
4246 2001-09-18 Philip Blundell <philb@gnu.org>
4248 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4251 2001-09-17 Dale Johannesen <dalej@apple.com>
4253 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4254 * config/rs6000/aix.h (FIXED_R2): Define.
4255 * config/rs6000/darwin.h (FIXED_R2): Define.
4256 * config/rs6000/sysv4.h (FIXED_R2): Define.
4258 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4260 * except.c (dw2_build_landing_pads): New local
4261 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4262 barrier after clobbers. Fixes c++/4012.
4264 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4266 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4268 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4270 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4271 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4273 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4275 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4278 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4280 * cpphash.h (_cpp_lex_direct): New.
4281 * cpplex.c (_cpp_lex_token): Update.
4282 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4283 and increment that pointer.
4284 * cppmacro.c (alloc_expansion_token): New.
4285 (lex_expansion_token): Lex macro expansion directly into
4288 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4290 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4292 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4294 * basic-block.h (free_bb_for_insn): Declare.
4295 * bb-reorder.c (label_for_bb): Use block_label.
4296 (emit_jump_to_block_after): Remove.
4297 (insert_intra_1): Do not update block_for_insn.
4298 (insert_inter_bb_scope_notes): Likewise; update bb->end
4299 * cfg.c (free_bb_for_insn): New.
4300 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4301 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4302 (commit_one_edge_insertion): Likewise.
4303 (commit_one_edge_insertion): Do not update BB boundary.
4304 (commit_edge_insertions): Do not call compute_bb_for_insn.
4305 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4306 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4307 (merge_blocks_move_successor_nojumps): Likewise.
4308 (try_crossjump_to_edge): Do not update block_for_insn.
4309 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4310 * df.c (df_pattern_emit_later): Do not update BB boundary.
4311 (df_jump_pattern_emit_after): Likewise.
4312 (df_insn_move_before): Use emit_insn_before.
4313 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4315 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4316 boundaries and basic_block_for_insn.
4317 (reorder_insns_nobb): Rename from reorder_insns.
4318 (reorder_insns): New.
4319 (emit_block_insn_before, emit_block_insn_after): Kill.
4320 * flow.c (check_function_return_warnings): Do not call
4321 compute_bb_for_insn; Do not free basic_block_for_insn.
4322 (attempt_auto_inc): Do not update basic_block_for_insn.
4323 * function.c (emit_return_into_block): Likewise;
4324 do not update BB boundaries.
4325 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4326 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4327 (pre_insert_copy_insn): Likewise.
4328 (update_ld_motion_notes): Likewise.
4329 (insert_insn_start_bb): Likewise.
4330 (replace_store_insn): Likewise.
4331 * ifcvt.c (noce_process_if_block): Likewise.
4332 (if_convert): Do not call compute_bb_for_insn.
4333 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4334 Use emit_insn_before and emit_insn_after.
4335 * recog.c (split_all_insns): Do not update BB boundaries;
4336 Do not call compute_bb_for_insn.
4337 (peephole2_optimize): Do not update BB boundaries.
4338 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4340 (emit_swap_insn): Likewise.
4341 (convert_regs_1): Likewise.
4342 * reload1.c (reload): Call compute_bb_for_insn.
4343 * rtl.h (reorder_insns_nobb): Declare.
4344 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4345 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4346 at places CFG is invalidated; do not call compute_bb_for_insn.
4348 * cfg.c (expunge_block): Invalidate BB structure.
4350 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4353 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4355 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4357 * cpphash.h (_cpp_lex_token): Update prototype.
4358 * cpplex.c (_cpp_lex_token): New prototype.
4359 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4360 lex_macro_node, read_flag, do_pragma_poison): Update.
4361 * cppmacro.c (cpp_get_token, parse_params,
4362 lex_expansion_token): Update.
4364 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4366 * cppmain.c (scan_translation_unit): Don't worry about
4367 putting a space after hashes.
4368 * cpplib.c (directive_diagnostics): New.
4369 (_cpp_handle_directive): Update to use directive_diagnostics.
4370 (run_directive): Don't toggle prevent_expansion.
4371 (do_line): Backup in case of the line extension.
4372 * cpplib.h (cpp_lexer_pos): Remove.
4373 * cppmacro.c (_cpp_create_definition): Precede a leading #
4376 2001-09-15 Richard Henderson <rth@redhat.com>
4378 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4380 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4382 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4384 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4386 PR preprocessor/3571
4387 * tradcpp.c (handle_directive): Skip non-vertical space.
4389 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4391 * cppmain.c (setup_callbacks): Set line callback only
4392 if outputting preprocessed source.
4394 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4396 * collect2.c (main): Const-ification.
4397 * gcc.c (translate_options, process_command): Use xstrdup in
4398 lieu of xmalloc/strcpy.
4399 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4401 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4403 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4406 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4408 * scan-decls.c (scan_decls): Fix typo.
4410 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4412 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4413 Split mlstring_pos into mls_line and mls_col.
4414 * cppinit.c (cpp_create_reader): Initialize line to 1.
4415 (cpp_destroy): Free tokenruns.
4416 (push_include): Don't update lexer_pos.
4417 * cpplex.c (unterminated, parse_string): Update.
4418 (lex_token): Don't update lexer_pos, update.
4419 * cpplib.c (if_stack): Save line instead of line + col.
4420 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4421 push_conditional, _cpp_pop_buffer): Update.
4422 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4423 (_cpp_create_definition): Update.
4425 2001-09-15 Eric Christopher <echristo@redhat.com>
4427 * config/mips/abi64.h: Add support for MEABI.
4429 2001-09-15 Eric Christopher <echristo@redhat.com>
4431 * config/mips/mips.md: Add unspec #2.
4433 (reload_outdi): Ditto.
4434 (reload_outsi): Ditto.
4437 2001-09-15 Eric Christopher <echristo@redhat.com>
4438 Jason Eckhardt <jle@redhat.com>
4440 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4441 * config/mips/isa32-linux.h: New file.
4442 * config/mips/isa3264.h: Ditto.
4443 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4444 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4445 (output_block_mode): Support MEABI.
4446 (function_arg): Ditto. Fix floating point arg passing.
4447 (mips_va_start): Ditto.
4448 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4450 (mips_asm_file_start): Add new section to pass abi to gdb.
4451 (function_arg_pass_by_reference): Support MEABI.
4452 (mips_parse_cpu): Support mips32 and mips64 processors.
4453 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4454 TARGET_MIPS5KC. Support isa32 and isa64.
4455 (processor_type): Add r4kc, r5kc, r20kc.
4456 (GENERATE_MULT3_SI): New.
4457 (GENERATE_MULT3_DI): Ditto.
4458 (GENERATE_MULT3): Remove.
4459 (ISA_HAS_64BIT_REGS): Add isa == 64.
4460 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4461 (ISA_HAS_MADD_MSUB): New.
4462 (ISA_HAS_CLZ_CLO): Ditto.
4463 (ISA_HAS_DCLZ_DCLO): Ditto.
4464 (ABI_GAS_ASM_SPEC): New.
4465 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4468 (SUBTARGET_CC1_SPEC): Ditto.
4469 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4470 (PAD_VARARGS_DOWN): Support MEABI.
4471 (HARD_REGNO_NREGS): Move to mips.c.
4472 (ASM_OUTPUT_IDENT): Add #undef.
4473 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4474 (mulsi3): Use GENERATE_MULT3_SI.
4475 (mulsi3_mult3): Ditto. Support mips32, mips64.
4476 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4477 (mul_sub_si): New pattern.
4478 (unnamed splitters): New.
4479 (muldi3): Use GENERATE_MULT3_DI.
4480 (muldi3_internal2): Ditto.
4481 (movdicc): Support mips32.
4482 * config/mips/t-isa3264: New file.
4484 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4486 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4487 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4488 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4490 * reorg.c (fill_slots_from_thread): After call to
4491 steal_delay_list_from_target, update own_thread as new_thread may
4494 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4496 * cpperror.c (print_location): Take line and column, for
4497 default positioning use the previously lexed token.
4498 (_cpp_begin_message): Take line and column.
4499 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4500 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4501 * cpphash.h (_cpp_begin_message): Update prototype.
4502 * cppinit.c (push_include): Don't set output line.
4503 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4504 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4505 (do_pragma): Kludge for front ends. Don't expand macros at all.
4506 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4507 (struct cpp_token): Remove output_line.
4508 (struct cpp_callbacks): New member line_change.
4509 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4510 cpp_get_token): Preserve BOL flag.
4511 (cpp_get_line): Remove.
4512 (_cpp_backup_tokens): Remove useless abort().
4513 * cppmain.c (cb_line_change): New.
4514 (scan_translation_unit): Don't worry about starting new lines here.
4515 * scan-decls.c (scan_decls): Update.
4516 * c-lex.c (c_lex, init_c_lex): Update.
4517 (cb_line_change, src_lineno): New.
4519 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4521 * tree.c (append_random_chars): Generate the random
4522 characters in a reproducable fashion.
4524 2001-09-14 Richard Henderson <rth@redhat.com>
4526 * config/i386/i386.c (internal_label_prefix): New.
4527 (internal_label_prefix_len): New.
4528 (override_options): Set them.
4529 (local_symbolic_operand): New.
4530 (legitimate_pic_address_disp_p): Use it.
4531 (legitimize_pic_address): Likewise.
4533 2001-09-14 Marc Espie <espie@openbsd.org>
4535 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4538 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4540 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4541 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4543 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4545 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4546 invocation of SUBREG_REGNO_OFFSET.
4548 * haifa-sched.c: Fix typo in FSF copyright statement.
4549 * sched-deps.c: Fix typo in FSF copyright statement.
4550 * sched-ebb.c: Fix typo in FSF copyright statement.
4551 * sched-rgn.c: Fix typo in FSF copyright statement.
4552 * sched-vis.c: Fix typo in FSF copyright statement.
4554 * config.gcc: Move inclusion of arm elf specific header files
4555 from the files themselves into the tm_file variable. Make
4556 sure that elfos.h is included before target specific elf
4558 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4560 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4561 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4562 ASM_OUTPUT_CASE_LABEL): Protect definition.
4563 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4564 not already defined.
4565 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4566 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4567 Remove duplicate definition.
4568 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4569 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4570 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4571 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
4572 Remove inclusion of arm/elf.h.
4573 * config/arm/unknown-elf.h: as for conix-elf.h.
4574 (STARTFILE_SPEC): Include crti.o and crtn.o.
4575 * config/arm/linux-elf.h: as for conix-elf.h.
4576 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
4577 * config/arm/strongarm-elf.h: Remove inclusion of
4579 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
4580 * config/arm/unknown-elf-oabi.h: Remove inclusion of
4581 unknown-elf.h and elf.h.
4582 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
4583 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
4584 ASM_WEAKEN_LABEL): Remove redundant definition.
4585 * config/arm/elf.h: Test for inclusion of elfos.h
4586 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
4587 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
4588 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
4589 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
4590 redundant definition.
4591 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
4592 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
4593 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
4594 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
4595 Add rules to build crti.o and crtn.o
4596 * crti.asm: New file.
4597 * crtn.asm: New file.
4599 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
4601 * c-parse.in (_yylex): Use _cpp_backup_tokens.
4602 * cpphash.h (struct tokenrun): Add prev.
4603 (struct lexer_state): Remove bol.
4604 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
4605 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
4607 * cppinit.c (cpp_create_reader): Don't set bol.
4608 (cpp_destroy): Don't free lookaheads.
4609 * cpplex.c (lex_directive): Remove.
4610 (next_tokenrun): Update.
4611 (_cpp_lex_token): Clean up logic.
4612 (lex_token): Update to return a pointer to lexed token, since it
4613 can move to the start of the buffer. Simpify newline handling.
4614 * cpplib.c (SEEN_EOL): Update.
4615 (skip_rest_of_line): Remove lookahead stuff.
4616 (end_directive): Line numbers are already incremented. Revert
4617 to start of lexed token buffer if we can.
4618 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
4619 parse_answer): Use _cpp_backup_tokens.
4620 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
4621 instead. Don't check for EOL.
4622 (do_include_common, do_line, do_pragma_system_header): Use
4624 * cpplib.h (BOL, _cpp_backup_tokens): New.
4625 * cppmacro.c (save_lookahead_token, take_lookahead_token,
4626 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
4627 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
4628 (builtin_macro): Don't use cpp_get_line.
4629 (cpp_get_line): Short term kludge.
4630 (parse_arg): Handle directives in arguments here. Back up when
4631 appropriate. Store EOF at end of argument list.
4632 (funlike_invocation_p): Use _cpp_backup_tokens.
4633 (push_arg_context): Account for EOF at end of list.
4634 (cpp_get_token): Remove lookahead stuff. Update.
4636 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4638 * c-parse.in (yyerror): Const-ification and/or static-ization.
4639 * c-typeck.c (push_member_name): Likewise.
4640 * collect2.c (main): Likewise.
4641 * dbxout.c (dbxout_parms): Likewise.
4642 * diagnostic.c (format_with_decl): Likewise.
4643 * dwarf2out.c (output_ranges): Likewise.
4644 * dwarfout.c (fundamental_type_code): Likewise.
4645 * except.c (dw2_output_call_site_table): Likewise.
4646 * gcc.c (do_spec_1): Likewise.
4647 * genopinit.c (optabs): Likewise.
4648 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
4649 gen_declaration_1, handle_impent): Likewise.
4650 * protoize.c (default_include, in_system_include_dir, abspath):
4652 * sched-vis.c (visualize_stall_cycles): Likewise.
4653 * sdbout.c (plain_type_1, sdbout_end_function,
4654 sdbout_end_epilogue): Likewise.
4655 * varasm.c (decode_reg_name): Likewise.
4657 * 1750a.c (mod_regno_adjust): Likewise.
4658 * alpha.c (alpha_write_one_linkage,
4659 unicosmk_output_default_externs): Likewise.
4660 * arm.c (arm_condition_codes): Likewise.
4661 * arm.h (arm_condition_codes): Likewise.
4662 * avr.c (output_movsisf, encode_section_info): Likewise.
4663 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
4665 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4666 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4667 * m88k.c (output_function_profiler): Likewise.
4668 * mips.c (mips_output_conditional_branch): Likewise.
4669 * ns32k.c (ns32k_out_reg_names): Likewise.
4670 * ns32k.h (ns32k_out_reg_names): Likewise.
4671 * pj.c (pj_output_rval): Likewise.
4672 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
4673 * sparc.c (sparc_flat_function_prologue,
4674 sparc_flat_function_epilogue): Likewise.
4676 2001-09-13 Markus Werle <numerical.simulation@web.de>
4677 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4679 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
4680 Aachen University of Technology".
4682 2001-09-13 Andreas Schwab <schwab@suse.de>
4684 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
4687 2001-09-13 Richard Henderson <rth@redhat.com>
4689 * config/alpha/alpha.c (small_symbolic_operand): New.
4690 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
4691 (some_operand, input_operand): Don't handle HIGH.
4692 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
4693 (alpha_expand_mov): Likewise.
4694 (print_operand) [H]: Just print HIGH symbol.
4695 (print_operand_address): Handle small data.
4696 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
4697 (TARGET_SWITCHES): Add -msmall-data/large-data.
4698 (PIC_OFFSET_TABLE_REGNUM): New.
4699 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
4700 (PREDICATE_COES): Update.
4701 * config/alpha/alpha.md (adddi_er_high): New.
4702 (adddi_er_low): Handle small data.
4703 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
4704 prefer .sdata to .rodata.
4705 (SELECT_RTX_SECTION): Likewise.
4707 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
4709 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
4710 defining __size_t and leaving size_t undefined.
4712 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4714 * basic-block.h (expunge_block): Declare.
4715 * cfg.c (expunge_block): Remove static declaration.
4717 2001-09-12 Richard Henderson <rth@redhat.com>
4719 * integrate.c (copy_insn_list): Copy label name from
4720 NOTE_INSN_DELETED_LABEL.
4722 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4724 * c-common.c (c_tree_code_name): Const-ification.
4725 * c-decl.c (c_decode_option): Likewise.
4726 * c-typeck.c (warn_for_assignment): Likewise.
4727 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4729 * cppinit.c (output_deps): Likewise.
4730 * dependence.c (dependence_string, direction_string): Likewise.
4731 * dwarf2out.c (output_ranges): Likewise.
4732 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4733 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4734 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4735 standard_startfile_prefix, standard_startfile_prefix_1,
4736 standard_startfile_prefix_2, tooldir_base_prefix,
4737 standard_bindir_prefix, find_a_file): Likewise.
4738 * genattrtab.c (make_length_attrs): Likewise.
4739 * gencheck.c (tree_codes): Likewise.
4740 * genemit.c (gen_split): Likewise.
4741 * genrecog.c (special_mode_pred_table): Likewise.
4742 * graph.c (graph_ext): Likewise.
4743 * protoize (default_include): Likewise.
4744 * reload.c (reload_when_needed_name): Likewise.
4745 * sched-vis.c (visualize_stall_cycles): Likewise.
4746 * tlink.c (recompile_files): Likewise.
4747 * toplev.c (decode_g_option): Likewise.
4748 * tradcpp.c (output_deps): Likewise.
4749 * varasm.c (decode_reg_name): Likewise.
4751 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4754 * avr.c (avr_regnames, encode_section_info): Likewise.
4755 * c4x.c (float_reg_names): Likewise.
4756 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4757 * elfos.h (const_section): Likewise.
4758 * i386.c (ix86_comp_type_attributes): Likewise.
4759 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4760 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4761 * ia64.c (type_names): Likewise.
4762 * m68hc11.c (reg_class_names): Likewise.
4763 * m88k.c (m_options): Likewise.
4764 * mips.c (mips_output_conditional_branch, mips_unique_section):
4766 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4767 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4768 ultra_code_names): Likewise.
4769 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4771 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4773 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4774 Use --fatal-warnings option for gas.
4775 * configure: Rebuilt.
4777 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4779 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4781 2001-09-11 Jim Wilson <wilson@redhat.com>
4783 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4785 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4787 * builtins.c (c_strlen): Treat an offset too large for a
4788 HOST_WIDE_INT as out of range.
4790 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4792 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4793 (EDGE_CRITICAL_P): New predicate.
4794 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4796 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4797 (dump_edge_info): Remove "crit".
4798 * cfganal.c (mark_critical_edges): Kill.
4799 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4800 * cfgcleanup.c (cleanup_cfg): Likewise.
4801 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4802 (find_spanning_tree): Likewise.
4803 * reg-stack.c (convert_regs_1): Likewise.
4804 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4806 * basic-block.h (create_basic_block_structure): New.
4807 (create_basic_block): Update prototype.
4808 (force_nonfallthru): New.
4809 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4810 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4811 handle updating of block_for_insn, creating of empty BBs and BBs at
4812 the end of INSN chain.
4813 (create_basic_block): New function.
4814 (split_block): Use create_basic_block.
4815 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4816 (redirect_edge_and_branch_force): ... here.
4817 (force_nonfallthru): New.
4818 (split_edge): Rewrite to use force_nonfallthru and create_block.
4819 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4820 (find_basic_blocks): Free basic_block_for_insn.
4821 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4823 * cfg.c: Fix formating.
4824 * cfgcleanup.c: Fix formating.
4825 (merge_blocks, tail_recursion_label_p): Return bool.
4826 (merge_blocks_move_predecessor_nojumps,
4827 merge_blocks_move_successor_nojumps): Return void.
4829 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4831 * configure.in: Check whether assembler supports section merging.
4832 * config.in: Rebuilt.
4833 * configure: Rebuilt.
4834 * varasm.c (variable_section, output_constant_pool): Pass alignment
4835 to SELECT_SECTION and SELECT_RTX_SECTION.
4836 (mergeable_string_section): New.
4837 (mergeable_constant_section): New.
4838 (default_elf_asm_named_section): Output SECTION_MERGE and
4839 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4840 * output.h (mergeable_string_section): New.
4841 (mergeable_constant_section): New.
4842 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4843 * toplev.c (flag_merge_constants): New.
4844 (f_options): Add -fmerge-constants and -fmerge-all-constants
4846 (toplev_main): Default to -fno-merge-constants if not optimizing.
4847 * flags.h (flag_merge_constants): Add extern.
4848 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4849 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4851 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4852 Define if assembler has working .subsection -1 support.
4853 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4854 Put constant into special SHF_MERGE sections if the linker should
4855 attempt to merge duplicates.
4856 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4858 Put constant into special SHF_MERGE sections if the linker should
4859 attempt to merge duplicates.
4860 * config/alpha/elf.h: Likewise.
4861 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4862 has working .subsection -1 support.
4863 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4865 * config/svr3.h: Likewise.
4866 * config/darwin.h: Likewise.
4867 * config/arm/aof.h: Likewise.
4868 * config/arm/linux-elf.h: Likewise.
4869 * config/avr/avr.h: Likewise.
4870 * config/c4x/c4x.h: Likewise.
4871 * config/d30v/d30v.h: Likewise.
4872 * config/i386/dgux.h: Likewise.
4873 * config/i386/osfrose.h: Likewise.
4874 * config/i386/sco5.h: Likewise.
4875 * config/i386/svr3gas.h: Likewise.
4876 * config/ia64/aix.h: Likewise.
4877 * config/m32r/m32r.h: Likewise.
4878 * config/m68k/m68k.h: Likewise.
4879 * config/m88k/dgux.h: Likewise.
4880 * config/m88k/m88k.h: Likewise.
4881 * config/mcore/mcore-pe.h: Likewise.
4882 * config/mips/mips.h: Likewise.
4883 * config/pa/pa.h: Likewise.
4884 * config/pa/pa-linux.h: Likewise.
4885 * config/romp/romp.h: Likewise.
4886 * config/rs6000/sysv4.h: Likewise.
4887 * config/rs6000/xcoff.h: Likewise.
4888 * config/s390/linux.h: Likewise.
4889 * config/sparc/sparc.h: Likewise.
4890 * config/sparc/sysv4.h: Likewise.
4891 * config/stormy16/stormy16.h: Likewise.
4892 * config/v850/v850.h: Likewise.
4893 * config/vax/vms.h: Likewise.
4894 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
4895 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4896 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
4897 default_elf_asm_named_section for SHF_MERGE sections.
4899 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4901 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
4904 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
4906 * c-common.c (split_specs_attrs): Allow for empty attributes with
4907 empty TREE_PURPOSE. Fixes PR c/4294.
4909 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
4911 * basic-block.h (cached_make_edge, make_single_succ): New.
4912 (make_edge): Remove first parameter.
4913 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
4914 * cfg.c (cached_make_edge): Rename from make_edge; return newly
4915 created edge; use obstack allocation.
4916 (make_edge, make_single_succ_edge): New.
4917 (first_removed_edge): New static variable.
4918 (init_flow): Initialize first_removed_edge and n_edges.
4919 (clear_edges): Use remove_edge.
4920 (flow_delete_block): Likewise.
4921 (remove_edge): Add removed edges to the removed edges list.
4922 (split_block, redirect_edge_and_branch_force, split_edge):
4924 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
4925 (add_noreturn_fake_exit_edges): Likewise.
4926 (connect_infinite_loops_to_exit): Liekwise.
4927 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
4928 Use cached_make_edge.
4929 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
4930 * profile.c (branch_prob): Update make_edge call.
4931 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4933 2001-09-11 Richard Henderson <rth@redhat.com>
4935 * config/alpha/alpha.c: Tidy formatting.
4936 (local_symbolic_operand): Verify mode.
4937 (alpha_sa_mask): Ignore unicos for eh_return.
4938 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
4939 * config/alpha/alpha.md (umk divsi patterns): Remove.
4940 (extendsfdf2): Remove unicos check.
4941 (tablejump): Merge vms and unicos code; always use direct set
4944 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4946 * config.gcc (alpha*-*-unicosmk*): New target.
4948 * config/alpha/alpha-protos.h (symbolic_operand,
4949 unicosmk_add_call_info_word, unicosmk_add_extern,
4950 unicosmk_defer_case_vector, unicosmk_unique_section,
4951 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
4952 unicosmk_asm_file_start, unicosmk_asm_file_end,
4953 unicosmk_output_common): Declare.
4955 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
4956 direct_return, function_arg, alpha_va_start, alpha_va_arg,
4957 alpha_does_function_need_gp, alpha_end_function): Support Cray
4959 (alpha_init_machine_status, alpha_mark_machine_status,
4960 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
4961 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
4962 unicosmk_asm_named_section, unicosmk_insert_attributes,
4963 unicosmk_section_type_flags, symbolic_operand,
4964 unicosmk_output_module_name, unicosmk_output_default_externs,
4965 unicosmk_output_dex, unicosmk_output_externs,
4966 unicosmk_output_addr_vec, unicosmk_ssib_name,
4967 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
4968 unicosmk_asm_file_end, unicosmk_output_common,
4969 unicosmk_section_type_flags, unicosmk_unique_section,
4970 unicosmk_add_call_info_word, unicosmk_text_section,
4971 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
4972 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
4973 unicosmk_dex_count, unicosmk_special_name): New.
4974 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
4975 TARGET_ABI_UNICOSMK.
4976 (get_aligned_mem, alpha_expand_unaligned_load,
4977 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
4978 alpha_expand_unaligned_store_words): Support big-endian mode.
4979 (print_operand): Likewise. New format specifier 't'. Use
4980 TARGET_AS_SLASH_BEFORE_SUFFIX.
4981 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
4982 (alpha_pv_save_size): Update with above change.
4983 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
4984 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
4987 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
4988 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
4989 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
4990 (EXTRA_CONSTRAINT): New constraint 'U'.
4991 (PREDICATE_CODES): Add symbolic_operand.
4993 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
4994 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
4995 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
4996 (integer division and modulus patterns): Split in default and
4998 (*divmodsi_internal, *divmoddi_internal): Disable for
4999 TARGET_ABI_UNICOSMK.
5000 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5001 little-endian and big-endian versions.
5002 (ext, ins, msk): Likewise.
5003 (extv, extzv, insv): Support big-endian mode.
5004 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5005 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5006 *tablejump_umk_internal, *call_value_umk): New.
5007 (*movdi_nofix): Add pattern for loading an address into a register on
5008 TARGET_ABI_UNICOSMK.
5009 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5010 (umk_mismatch_args, arg_home_umk): New.
5011 (various insns): Don't use mov, fmov, nop, fnop and unop.
5012 (realign): Support TARGET_ABI_UNICOSMK.
5014 * config/alpha/unicosmk.h: New file.
5015 * config/alpha/t-unicosmk: New file.
5017 * fixinc/inclhack.def (unicosmk_restrict): New.
5018 * fixinc/fixincl.x: Regenerate.
5020 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5021 (wchar_t): Check for and define __WCHAR_T__.
5023 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5025 * combine.c (simplify_shift_const): Treat shifts by the mode
5028 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5030 * cpphash.h (struct tokenrun): New.
5031 (struct cpp_context): New member bol.
5032 (struct cpp_reader): New members.
5033 (_cpp_init_tokenrun): New.
5034 * cppinit.c (cpp_create_reader): Set up the token runs.
5035 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5036 (lex_token): New internalised version of _cpp_lex_token. Don't
5037 handle directives or the multiple include opimisation here any
5038 more. Simply lex a token.
5039 * cpplib.c (run_directive): Clear bol.
5040 (_cpp_pop_buffer): Set bol.
5041 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5044 2001-09-11 Michael Meissner <meissner@redhat.com>
5046 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5047 give an error if the user uses -mfp32.
5048 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5050 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5051 floating point register size.
5052 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5054 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5055 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5057 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5058 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5060 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5062 * dbxout.c (dbxout_parms): Fix typo in comment.
5063 * unroll.c (loop_find_equiv_value): Ditto.
5064 * toplev.c (rest_of_compilation): Ditto.
5065 * loop.c (scan_loop): Ditto.
5066 * dwarf2out.c (struct dw_fde_struct): Ditto.
5068 2001-09-10 Zack Weinberg <zackw@panix.com>
5070 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5071 copying identifier when we're just going to throw it away.
5072 (parse_identifier_slow): New routine to handle abnormal cases.
5073 (_cpp_lex_token): Update call site.
5075 * hashtable.c (ht_lookup): Don't assume that the string we've
5076 been given is NUL-terminated.
5077 * system.h: #define __builtin_expect(a, b) to (a) if not
5080 2001-09-10 Michael Meissner <meissner@redhat.com>
5082 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5085 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5087 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5089 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5091 * builtins.c (c_getstr): Correct thinko in last change and further
5094 2001-09-10 Tim Freeman <tim@fungibole.com>
5096 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5097 into varray's and register them as roots with the garbage
5098 collector so they are not collected too soon.
5100 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5102 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5104 * basic-block.h (flow_obstack, label_value_list,
5105 tail_recursion_label_list): Declare
5106 (tidy_fallthru_edges): Declare.
5107 (expunge_block, last_loop_beg_note): Delete.
5108 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5110 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5111 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5112 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5113 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5114 expunge_block, flow_delete_block, compute_bb_for_insn,
5115 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5116 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5117 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5118 try_redirect_by_replacing_jump, last_loop_beg_note,
5119 redirect_edge_and_branch, redirect_edge_and_branch_force,
5120 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5121 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5122 commit_edge_insertions, dump_flow_info, debug_flow_info,
5123 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5124 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5125 Move here from flow.c
5126 * cfganal.c: New file.
5127 (forwarder_block_p, can_fallthru, mark_critical_edges,
5128 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5129 find_unreachable_blocks, create_edge_list, free_edge_list,
5130 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5131 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5132 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5133 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5134 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5135 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5136 Move here from flow.c
5137 * cfgbuild.c: New file
5138 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5139 make_edges, find_basic_blocks_1, find_basic_blocks,
5140 find_sub_basic_blocks): Move here from flow.c
5141 * cfgcleanup.c: New file.
5142 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5143 merge_blocks_move_predecessor_nojumps,
5144 merge_blocks_move_successor_nojumps, merge_blocks,
5145 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5146 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5147 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5149 * cfgloop.c: New file
5150 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5151 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5152 flow_loop_exit_edges_find, flow_loop_nodes_find,
5153 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5154 flow_loop_tree_node_add, flow_loops_tree_build,
5155 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5156 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5157 Move here from flow.c
5158 * flow.c: Remove everything moved elsewhere
5159 * output.h (cleanup_cfg): Return bool.
5161 * bb-reorder.c (reorder_block_def): Remove 'index'.
5162 (insert_intra_1): Add argument BB, set block for new note.
5163 (make_reorder_chain): Do not depdent on BB indexes.
5164 (make_reorder_chain_1): Do not use BB indexes.
5165 (label_for_bb): Likewise; set BB for new insn.
5166 (emit_jump_to_block_after): Likewise.
5167 (fixup_reoder_chain): Sanity check that all basic blocks
5168 are chained; verify newly created insn chain; remove
5169 undocnitional jump simplifying; Do not use BB indexes;
5170 properly initialize count and frequency information;
5171 dump reordered sequence.
5172 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5173 (insert_inter_bb_scope_notes): Set block for new insn.
5174 (reorder_basic_blocks): Dump flow info before reoredering.
5176 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5178 * alias.c (clear_reg_alias_info): Use K&R format definition.
5179 Avoid unsigned warning.
5180 * builtins.c: Use "unsigned int", not "unsigned".
5181 (target_char_cast): Use host_integerp and tree_low_cst.
5182 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5183 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5184 (c_getstr): Likewise.
5185 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5186 (builtin_memcpy_read_str): Avoid unsigned warning.
5187 (expand_builtin_memcpy): Alignments are unsigned.
5188 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5189 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5190 * predict.c (expensive_function_p): LIMIT now unsigned.
5191 * resource.c (mark_target_live_regs): Make some vars unsigned.
5192 * sdbout.c: Use "unsigned int", not "unsigned".
5193 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5194 (sdbout_source_line): Likewise.
5195 (sdbout_record_type_name): Remove "const" for NAME declaration.
5196 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5198 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5200 * calls.c (store_one_arg): Expand comment.
5202 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5204 * calls.c (store_one_arg): Make sure that the entire argument is
5205 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5207 2001-09-09 Richard Henderson <rth@redhat.com>
5209 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5211 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5213 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5215 2001-09-09 Richard Henderson <rth@redhat.com>
5217 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5218 (alpha_this_literal_sequence_number): New.
5219 (alpha_this_gpdisp_sequence_number): New.
5220 (some_operand, input_operand): Add HIGH.
5221 (local_symbolic_operand): New.
5222 (alpha_encode_section_info): New.
5223 (alpha_legitimate_address_p): Allow LO_SUM.
5224 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5225 (alpha_expand_mov): Likewise.
5226 (secondary_reload_class): Check memory_operand not general_operand
5228 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5229 (alpha_expand_unaligned_store): Likewise.
5230 (alpha_expand_unaligned_load_words): Likewise.
5231 (alpha_expand_unaligned_store_words): Likewise.
5232 (alpha_expand_block_clear): Likewise.
5233 (print_operand): Handle %#, %*, %H.
5234 (print_operand_address): Handle LO_SUM.
5236 (alpha_does_function_need_gp): Use it.
5237 (alpha_expand_block_move): Fix signed compare warnings.
5238 (alpha_sa_mask, alpha_align_insns): Likewise.
5239 * config/alpha/alpha-protos.h: Update.
5240 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5241 (MASK_EXPLICIT_RELOCS): New.
5242 (TARGET_SWITCHES): Add -mexplicit-relocs.
5243 (EXTRA_CONSTRAINT): Add 'T'.
5244 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5245 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5246 (ENCODE_SECTION_INFO): Out line.
5247 (REDO_SECTION_INFO_P): New.
5248 (STRIP_NAME_ENCODING): New.
5249 (ASM_OUTPUT_LABELREF): New.
5250 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5251 (PREDICATE_CODES): Update.
5252 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5253 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5254 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5255 builtin_setjmp_receiver_er, exception_receiver_1_er,
5256 call_value_osf_1_er): New patterns.
5257 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5258 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5259 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5260 (FINAL_PRESCAN_INSN): New.
5262 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5264 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5266 2001-09-08 Andreas Jaeger <aj@suse.de>
5268 * i386.h (TARGET_SWITCHES): Fix description.
5270 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5272 * rs6000.c (num_insns_constant): Compute number of instructions
5275 * doc/install.texi: Explain AIX exception handling work-around.
5276 Update URL for AIX fixes.
5278 2001-09-07 Jim Wilson <wilson@redhat.com>
5280 * alias.c (clear_reg_alias_info): New.
5281 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5282 * rtl.h (clear_reg_alias_info): Declare.
5284 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5286 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5288 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5289 (m16m,edivm,emulm): Change declaration to match definition.
5291 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5293 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5294 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5297 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5299 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5300 which have no corresponding C type.
5301 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5302 the representation of 64-bit doubles to work with 64-bit ints.
5304 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5306 * config/mips/mips.c (override_options): Do not override ISA when ABI
5307 specified if MIPS_CPU_STRING_DEFAULT was specified.
5309 2001-09-07 Richard Henderson <rth@redhat.com>
5311 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5312 (express_from_1): Wrap lines.
5313 * rtlanal.c (commutative_operand_precedence): Rename from
5314 operand_preference; export.
5315 * rtl.h: Declare it.
5316 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5317 (simplify_binary_operation): Invoke simplify_plus_minus on
5318 (CONST (PLUS ...)) as well.
5319 (struct simplify_plus_minus_op_data): New.
5320 (simplify_plus_minus_op_data_cmp): New.
5321 (simplify_plus_minus): Use them. Avoid infinite recursion with
5322 simplify_binary_operation wrt CONST.
5324 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5326 * h8300-protos.h (general_operand_dst_push): Remove.
5327 * h8300.c (general_operand_dst_push): Likewise.
5328 * h8300.h (OK_FOR_T): Likewise.
5329 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5330 * h8300.md (pushqi_h8300): New.
5331 (pushqi_h8300hs): Likewise.
5333 (pushhi_h8300): Likewise.
5334 (pushhi_h8300hs): Likewise.
5337 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5339 * genattrtab.c (attr_printf): First arg is unsigned.
5340 Clean up formatting of callers.
5342 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5344 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5347 2001-09-07 Andreas Jaeger <aj@suse.de>
5349 * i386.h (TARGET_SWITCHES): Fix descriptions.
5351 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5353 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5355 2001-09-06 Ira Ruben <ira@apple.com>
5357 Remove OP_IDENTIFIER.
5358 * tree.def (OP_IDENTIFIER): Remove.
5359 * tree.c (tree_node_kind enum): Remove op_id_kind.
5360 (tree_node_kind_names): Remove "op_identifiers".
5361 (make_node): Remove OP_IDENTIFIER test.
5362 (build_op_identifier): Removed because it isn't being used.
5363 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5364 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5366 2001-09-06 Richard Henderson <rth@redhat.com>
5368 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5370 2001-09-06 Richard Henderson <rth@redhat.com>
5372 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5375 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5377 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5378 number used for CR register.
5380 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5381 Joern Rennecke (amylaar@cygnus.com)
5383 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5384 * h8300.c (initial_offset): Handle offset between RP and FP.
5385 (h8300_return_addr_rtx): New function.
5386 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5388 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5389 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5390 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5391 (CAN_ELIMINATE, REGISTER_NAMES):
5392 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5394 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5396 Remove TYPE_NONCOPIED_PARTS.
5397 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5398 (struct tree_type): Remove noncopied_parts.
5399 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5400 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5401 (fixed_type_p): Remove.
5402 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5403 (expand_expr, MODIFY_EXPR): Likewise.
5404 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5405 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5407 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5409 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5411 (mask64_operand): Likewise.
5412 (includes_rldic_lshift_p): Likewise.
5413 (includes_rldicr_lshift_p): Likewise.
5415 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5417 * objc/objc-act.c (build_message_expr): If a class method cannot
5418 be found, do not issue a warning if a corresponding instance
5419 method exists in the root class.
5421 2001-09-05 Richard Henderson <rth@redhat.com>
5423 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5425 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5427 * function.c (ggc_mark_struct_function): Mark f->outer.
5428 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5429 * integrate.c (output_inline_function): ... not here.
5431 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5433 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5435 * i386.c (size_cost): New static variable.
5436 (override_function): Use size_cost when -Os is specified.
5438 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5439 properly; Use current_function_calls_eh_return.
5440 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5441 use leave to avoid dependency chain.
5443 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5444 get BB loop_depth instead of computing it from LOOP notes.
5446 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5448 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5450 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5451 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5452 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5454 2001-09-05 Jeffrey A Law (law@cygnus.com)
5455 Jason Merrill (jason@redhat.com)
5457 * stor-layout.c (layout_type): Complain if an array's size can
5458 not be represented in a size_t.
5460 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5462 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5464 * gcc.c: (process_command) Add parentheses around assignment
5465 used as truth value.
5467 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5469 * config/mips/mips.c (save_restore_insns): Don't mark any register
5470 save slots as unchanging if current_function_calls_eh_return.
5472 2001-09-05 Richard Henderson <rth@redhat.com>
5474 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5475 * config/alpha/alpha-protos.h: Declare it.
5476 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5477 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5478 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5479 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5480 (REG_OK_FOR_BASE_P): Select one of the above.
5482 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5484 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5485 (crti.o): Prefix name of object file with $(T).
5488 2001-09-05 David S. Miller <davem@redhat.com>
5490 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5491 * config/sparc/linux64.h: Likewise.
5493 2001-09-05 Andreas Jaeger <aj@suse.de>
5495 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5496 available anymore, remove the documentation.
5497 (i386 Options): Fix typo, cleanup index entries.
5499 * prefix.c (concat): Remove, we can use the version from liberty.
5501 2001-09-05 Richard Henderson <rth@redhat.com>
5503 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5504 New functions split out of md file expanders.
5505 * config/alpha/alpha-protos.h: Declare them.
5506 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5508 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5510 * cppmacro.c (funlike_invocation_p): No need to restore context.
5512 2001-09-04 Richard Henderson <rth@redhat.com>
5514 * reload.c (push_reload): Export.
5515 * reload.h (push_reload): Declare it.
5517 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5518 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5519 * config/alpha/alpha.c (alpha_legitimize_address): New.
5520 (alpha_legitimize_reload_address): Likewise.
5521 * config/alpha/alpha-protos.h: Declare them.
5523 2001-09-04 Stan Shebs <shebs@apple.com>
5525 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5526 * config/darwin.c (machopic_stub_name): Account for internally
5527 generated lib calls such as memcpy.
5529 2001-09-04 Richard Henderson <rth@redhat.com>
5531 * unwind.h (_UA_END_OF_STACK): New flag.
5532 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5534 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5536 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5538 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5540 * config/mips/mips.c (save_restore_insns): Change base_offset to
5541 fp_offset in second call to mips_emit_frame_related_store.
5543 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5545 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5546 sometimes be represented as a NOTE of type
5547 NOTE_INSN_DELETED_LABEL.
5548 (Insns): Document NOTE_INSN_DELETED_LABEL.
5550 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5552 * c-common.h (tree_dump_index): Add more comments.
5553 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5554 (dump_option_value_info): New struct.
5555 (dump_options): New array.
5556 (dump_switch_p): Parse switch options symbolically.
5557 * doc/invoke.texi (-fdump-ast): Rename to ...
5558 (-fdump-tree): ... here. Document that options are symbolic, and
5559 not all are applicable.
5561 2001-09-04 David S. Miller <davem@redhat.com>
5563 * config/sparc/sparc.md (define_splits): Kill constraints.
5565 Cleanup redundant and unused insn attributes.
5566 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5567 binary, and move. Mark ialu as default.
5568 (commented out define_function_unit "alu"): Kill.
5569 (define_attr "use_clobbered"): Kill.
5570 (whole file): Kill address insn type references. Replace
5571 all unary/binary/move references with ialu.
5572 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
5573 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
5576 Simplify length insn attribute and make more judicious use
5577 of insn attribute defaulting.
5578 * config/sparc/sparc.md (all insns with length > one): Mark as
5579 insn type multi if real instructions, else use default if
5580 it is a forced splitter.
5581 (all insns with length == one): Use default insn length.
5582 (all insns of type ialu): Use default insn type.
5584 Fix erroneous insn attribute settings.
5585 (addx): Set insn type to misc.
5586 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
5587 const_umulsidi3_sp64): Set insn type to imul.
5589 Track SFmode vs DFmode insns according to UltraSPARC
5591 * config/sparc/sparc.md ("fptype"): New attribute, default
5593 (all DFmode single insns): Mark as fptype "double".
5595 2001-09-03 Jakub Jelinek <jakub@redhat.com>
5597 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
5599 2001-09-03 Richard Henderson <rth@redhat.com>
5601 * function.h (struct function): Add arg_pointer_save_area_init.
5602 * function.c (expand_function_end): Init arg_pointer_save_area.
5603 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
5604 when called from a nested function.
5606 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
5608 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
5611 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5613 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
5615 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
5617 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
5618 (emit_push_insn): Use specified padding direction when
5619 STACK_PUSH_CODE is POST_INC.
5621 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
5623 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5625 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
5627 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
5629 * cppinit.c (cpp_start_read): Free the imacros list as we
5630 traverse it. Don't free the chains before returning.
5631 (_cpp_push_next_buffer): Only try pushing buffers if we've
5632 completed -imacros handling.
5634 2001-08-31 Eric Christopher <echristo@redhat.com>
5636 * gcc.c (handle_braces): Add explaination for abort.
5638 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
5640 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
5641 move adjustment of bitpos instead.
5643 2001-08-31 Zack Weinberg <zack@codesourcery.com>
5645 * function.c: Remove all_functions. Make outer_function_chain
5647 (init_function_start): Don't add new function structure to
5649 (find_function_data, push_function_context_to,
5650 pop_function_context_from, put_var_into_stack,
5651 trampoline_address): Update for changed structure element names.
5652 (push_function_context_to): Disentangle.
5653 (free_after_compilation): Also free F.
5654 (expand_dummy_function_end): Don't free cfun here.
5655 (put_var_into_stack): Comment why we can't use find_function_data here.
5656 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
5657 (mark_function_chain): Split into maybe_mark_struct_function and
5658 ggc_mark_struct_function. Export the latter.
5659 (init_function_once): Mark from cfun and outer_function_chain;
5662 * function.h (struct function): Kill next_global. Rename next
5663 to outer. All users updated to match.
5664 (all_functions, outer_function_chain): Don't declare.
5666 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
5667 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
5668 don't touch f->inlinable, after calling rest_of_compilation.
5670 * tree.h: Forward-declare struct function. Prototype
5671 ggc_mark_struct_function.
5673 2001-08-31 Kazu Hirata <kazu@hxi.com>
5675 * config/h8300/h8300.md (*andorhi3): Fix typos.
5677 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5679 * calls.c (emit_library_call_value): Don't use a fixed
5680 argument after VA_CLOSE, i.e. out of scope in traditional C.
5682 * emit-rtl.c (gen_rtvec): Likewise.
5684 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5686 * Makefile.in (c-pragma.o): Depend on output.h.
5687 (reorg.o): Depend on except.h.
5689 * c-pragma.c: Include output.h.
5691 * reorg.c: Include except.h.
5693 * unwind-dw2.c: Call __builtin_alloca, not alloca.
5695 2001-08-31 Richard Henderson <rth@redhat.com>
5697 * sched-deps.c (add_dependence): Don't elide dependency if the
5698 conditional used by insn is modified in elem.
5700 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
5702 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5704 2001-08-31 Diego Novillo <dnovillo@redhat.com>
5706 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
5709 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5711 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5713 (stormy16_asm_out_constructor): New function.
5714 (TARGET_ASM_CONSTRUCTOR): Define.
5715 (TARGET_ASM_DESTRUCTOR): Define.
5717 2001-08-31 Andreas Jaeger <aj@suse.de>
5719 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5720 * loop.c (add_label_notes): Likewise.
5721 * reload.c (find_reloads): Likewise.
5722 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5724 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5726 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5727 code here. Take _Unwind_{W,Sw}ord*.
5728 (read_encoded_value_with_base): Use them.
5729 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5731 (extract_cie_info): Simplify read_?leb128 handling.
5732 (execute_stack_op, execute_cfa_program): Likewise.
5733 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5735 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5737 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5738 the frame pointer to pop the stack if convenient.
5740 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5741 Don't use post-increment before combine.
5742 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5743 a call-saved register.
5745 2001-08-31 Andreas Jaeger <aj@suse.de>
5747 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5750 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5752 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5753 not DIV/MOD, of course.
5755 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5757 * rtl.def: Undo my patch commited 2001-08-27.
5759 * genattrtab.c: Ditto.
5763 * sched-int.h: Ditto.
5765 * target-def.h: Ditto.
5769 * haifa-sched.c: Ditto.
5771 * sched-rgn.c: Ditto.
5773 * sched-vis.c: Ditto.
5775 * Makefile.in: Ditto.
5777 * doc/md.texi: Ditto.
5779 * doc/tm.texi: Ditto.
5781 * doc/contrib.texi: Ditto.
5783 * doc/gcc.texi: Ditto.
5785 * genattrtab.h: Remove it.
5787 * genautomata.c: Remove it.
5789 * genattr.c: Undo my patch and Richard Henderson's patch commited
5792 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5794 * config.gcc (h8300-*-elf*): New case.
5795 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5796 (SUBTARGET_CPP_SPEC): Define.
5797 (EXTRA_SPECS): Define.
5798 (SUBTARGET_EXTRA_SPECS): Define.
5799 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5800 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5802 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5804 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5805 (LIB2FUNCS_EXTRA): Define.
5806 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5807 config/h8300/fixunssfsi.c: New file.
5809 2001-08-30 Kazu Hirata <kazu@hxi.com>
5811 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5812 define_expand to accommodate target-specific attributes.
5813 (anonymous zero_extendqihi2 patterns): New.
5815 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5817 * h8300.md (*andorhi3): New pattern.
5819 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5821 * h8300.c (dosize): Fix test for "sub".
5823 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5825 * c-typeck.c (pointer_diff): Try to eliminate common term before
5828 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5830 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5831 Account for the saves of the FP registers.
5833 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5834 (TEXT_SECTION_ASM_OP): Define.
5835 (INIT_SECTION_ASM_OP): Define.
5836 (FINI_SECTION_ASM_OP): Define.
5837 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5838 (RDATA_SECTION_FUNCITON): Provide prototype.
5840 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5842 * reload1.c (move2add_note_store): Correct typo checking for
5845 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5847 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5848 note should not be considered outside the libcall block.
5850 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5852 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5854 2001-08-29 Kazu Hirata <kazu@hxi.com>
5856 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5858 2001-08-29 Kazu Hirata <kazu@hxi.com>
5860 * config/h8300/h8300-protos.h: Add a prototype for
5862 * config/h8300/h8300.c (emit_logical_op): New.
5863 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
5870 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5872 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
5873 comparison with rtx INTVAL.
5874 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
5876 * pa.h (FUNCTION_ARG_SIZE): Likewise.
5878 2001-08-29 Kazu Hirata <kazu@hxi.com>
5880 * config/h8300/lib1funcs.asm: Update the copyright. Fix
5883 2001-08-29 Kazu Hirata <kazu@hxi.com>
5885 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
5886 (reg n) to (mem (pre_dec (reg n))
5887 (anonymous movsi pattern): Likewise.
5889 2001-08-29 Kazu Hirata <kazu@hxi.com>
5891 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
5893 2001-08-29 Kazu Hirata <kazu@hxi.com>
5895 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
5896 several special constants.
5898 2001-08-29 Kazu Hirata <kazu@hxi.com>
5900 * config/h8300/lib1funcs.asm: Fix comment typos.
5902 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5904 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
5905 Fix format specifier warnings.
5907 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
5908 inet_makeaddr, semctl): Prototype.
5910 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
5911 (save_restore_insns): Use base_offset, not gp_offset.
5913 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
5914 (ASM_OUTPUT_BYTE): Fix format specifier warning.
5916 2001-08-29 Richard Henderson <rth@redhat.com>
5918 * bb-reorder.c (function_tail_eff_head): New.
5919 (record_effective_endpoints): Set it.
5920 (fixup_reorder_chain): Use it.
5922 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5924 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
5926 2001-08-28 Dale Johannesen <dalej@apple.com>
5928 * config/darwin.c (machopic_function_base_name): Add const
5929 qualifier to a string.
5930 (darwin_encode_section_info): Ditto.
5932 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5934 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
5935 function definition.
5937 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5939 * df.h (struct df): Add rts_order variable.
5941 * df.c (df_visit_next_rts): New function.
5942 (df_visit_next): Renamed to df_visit_next_rc
5943 (df_analyse_1): Allocate/compute/free rts_order as well.
5944 (df_rd_global_compute): Use df_visit_next_rc instead of
5946 (df_ru_global_compute): Use df_visit_next_rts instead of
5949 * flow.c (flow_reverse_top_sort_order_compute): New function.
5951 * basic-block.h: Add prototype.
5953 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5955 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
5956 blocks, the BB_REACHABLE is now set, rather than aux being
5957 non-NULL. Update the test to reflect this.
5959 2001-08-28 Eric Christopher <echristo@redhat.com>
5961 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
5962 config/mips/crti.asm: Ditto.
5964 2001-08-28 Eric Christopher <echristo@redhat.com>
5965 Richard Henderson <rth@redhat.com>
5967 * c-pragma.h (add_weak): Move prototype from here...
5968 * output.h (add_weak): ... to here.
5969 * varasm.c (add_weak): Fix typo.
5970 * config/mips/crti.asm: New file.
5971 * config/mips/crtn.asm: Ditto.
5972 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
5973 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
5974 (INVOKE__main): Ditto.
5975 (INIT_SECTION_ASM_OP): New.
5976 (FINI_SECTION_ASM_OP): Ditto.
5977 (STARTFILE_SPEC): Add crti.
5978 (ENDFILE_SPEC): Add crtn.
5979 * config/mips/elf64.h: Same.
5980 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
5982 * config/mips/vxworks.h: Ditto.
5983 * config/mips/t-elf: Support crti and crtn.
5985 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5987 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
5990 2001-08-28 Richard Henderson <rth@redhat.com>
5992 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
5993 (one_cmplbi2 splitter): Remove redundant test.
5995 2001-08-28 Dale Johannesen <dalej@apple.com>
5997 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
5999 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6001 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6003 2001-08-28 Stan Shebs <shebs@apple.com>
6005 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6006 (UNALIGNED_SHORT_ASM_OP): Define.
6007 (UNALIGNED_INT_ASM_OP): Define.
6009 2001-08-28 Will Cohen <wcohen@redhat.com>
6011 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6012 generation for first set.
6014 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6016 * flow.c (redirect_edge_succ_nodup): Return new edge.
6017 (try_simplify_condjump): Use new edge.
6018 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6020 * cse.c (cse_basic_block): Skip note instructions.
6022 2001-08-27 Richard Henderson <rth@redhat.com>
6024 * combine.c (combine_simplify_rtx): Don't reverse condition
6025 if there is no reverse for the condition.
6026 (simplify_comparison): Don't simplify subregs from INT to FP.
6028 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6029 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6030 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6031 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6032 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6033 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6035 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6037 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6038 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6040 (adddi_dilshr32, adddi_dishl32): Only data register can be
6041 source for mem destination.
6043 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6044 and use bitnum to decide about register move.
6046 2001-08-27 Richard Henderson <rth@redhat.com>
6048 * genattr.c (main): Emit state_t even when not doing scheduling.
6050 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6051 Richard Henderson <rth@redhat.com>
6053 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6054 (reg_avail_info, current_bb): ... these.
6055 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6056 (compute_hash_table): Likewise.
6058 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6060 * flow.c (verify_flow_info): Use checksums to verify edges.
6062 2001-08-27 Richard Henderson <rth@redhat.com>
6064 * genautomata.c (expand_automata): Always create a description.
6066 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6068 * optabs.c (expand_binop): Correctly handle the carry in multiword
6069 add/subtract operations.
6071 2001-08-27 Fred Fish <fnf@be.com>
6073 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6076 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6078 * reload.c (find_reloads_toplev): Back out this change:
6080 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6082 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6083 mem if the address is a mode_dependent_address_p.
6085 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6087 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6088 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6089 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6092 * genattr.c (main): New variable num_insn_reservations. Increase
6093 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6094 pipeline hazard recognizer interface.
6096 * genattrtab.h: New file.
6098 * genattrtab.c: Include genattrtab.h.
6099 (attr_printf, check_attr_test, make_internal_attr,
6100 make_numeric_value): Move protypes into genattrtab.h. Define them
6102 (num_dfa_decls): New global variable.
6103 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6104 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6105 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6106 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6108 * genautomata.c: New file.
6110 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6112 * sched-int.h: (curr_state): Add the external definition for
6113 automaton pipeline interface.
6114 (haifa_insn_data): Add comments for members blockage and units.
6116 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6117 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6118 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6119 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6120 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6121 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6122 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6124 (TARGET_SCHED): Use the new macros.
6126 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6127 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6128 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6129 dfa_bubble): New members in gcc_target.sched.
6131 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6132 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6133 (insn_queue): Redefine it as pointer to array.
6134 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6136 (max_insn_queue_index_macro_value): New variable.
6137 (curr_state, dfa_state_size, ready_try): New varaibles for
6138 automaton interface.
6139 (ready_element, ready_remove, max_issue): New function prototypes
6140 for automaton interface.
6141 (choose_ready): New function prototype.
6142 (insn_unit, blockage_range): Add comments.
6143 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6144 FUNCTION_UNITS_SIZE == 0.
6145 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6146 actual_hazard, potential_hazard): Add comments.
6147 (insn_cost): Use cost -1 as undefined value. Remove
6148 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6150 (ready_element, ready_remove): New functions for automaton
6152 (schedule_insn): Add new code for automaton pipeline interface.
6153 (queue_to_ready): Add new code for automaton pipeline interface.
6154 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6155 (debug_ready_list): Print newline when the queue is empty.
6156 (max_issue): New function for automaton pipeline interface.
6157 (choose_ready): New function.
6158 (schedule_block): Add new code for automaton pipeline interface.
6159 Print ready list before scheduling each insn.
6160 (sched_init): Add new code for automaton pipeline interface.
6161 Initiate insn cost by -1.
6162 (sched_finish): Free the current automaton state and finalize
6163 automaton pipeline interface.
6165 * sched-rgn.c: Include target.h.
6166 (init_ready_list, new_ready, debug_dependencies): Add new code for
6167 automaton pipeline interface.
6169 * sched-vis.c: Include target.h.
6170 (get_visual_tbl_length): Add code for automaton interface.
6171 (target_units, print_block_visualization): Add comments.
6173 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6174 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6175 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6176 (getruntime.o, genautomata.o): New entries.
6177 (genattrtab.o): Add new dependency file genattrtab.h.
6178 (genattrtab): Add new dependencies. Link it with `libm.a'.
6179 (getruntime.o, hashtab.o): New entries for canadian cross.
6181 * doc/md.texi: Description of automaton based model.
6183 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6185 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6186 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6187 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6188 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6189 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6190 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6191 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6193 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6194 MAX_DFA_ISSUE_RATE): New macro descriptions.
6196 * doc/contrib.texi: Add dfa based scheduler contribution.
6198 * doc/gcc.texi: Add more information about genattrtab.
6200 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6202 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6205 2001-08-27 Richard Henderson <rth@redhat.com>
6207 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6208 (get_arg_pointer_save_area): New. Create an init it here.
6209 (fix_lexical_addr): Use it.
6210 * function.h: Declare it.
6211 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6212 * stmt.c (expand_nl_goto_receiver): Use it.
6214 2001-08-27 Richard Henderson <rth@redhat.com>
6216 * final.c (final_scan_insn): Don't enter APP_ON mode for
6219 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6220 alignment for assemble_integer for DW_EH_PE_aligned.
6221 * except.c (output_function_exception_table): Likewise.
6223 2001-08-26 Andreas Jaeger <aj@suse.de>
6225 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6227 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6229 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6231 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6233 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6235 (mask64_operand): Likewise.
6236 (rldic_operand): Delete.
6237 (includes_lshift64_p): Delete.
6238 (includes_rldic_lshift_p): New function.
6239 (includes_rldicr_lshift_p): New function.
6240 (print_operand): Don't call rldic_operand in case 'W'.
6241 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6242 (includes_lshift64_p): Remove.
6243 (includes_rldic_lshift_p): Declare.
6244 (includes_rldicr_lshift_p): Declare.
6245 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6246 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6247 Replace match_operand rldic_operand predicate with
6248 const_int_operand. Replace includes_lshift64_p condition with
6249 includes_rldic_lshift_p.
6250 <ashldi3_internal 64 bit rldicr patterns>: New.
6252 2001-08-27 Andreas Jaeger <aj@suse.de>
6254 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6255 * errors.c: Likewise.
6256 * final.c: Likewise.
6257 * dwarf2asm.c: Likewise.
6258 * doprint.c (checkit): Likewise.
6259 * diagnostic.c: Likewise.
6260 * collect2.c: Likewise.
6261 * calls.c: Likewise.
6262 * c-semantics.c (build_stmt): Likewise.
6263 * c-format.c (status_warning): Likewise.
6264 * c-errors.c (pedwarn_c99): Likewise.
6265 * builtins.c (validate_arglist): Likewise.
6266 * config/pj/pj.c (pj_printf): Likewise.
6267 * fix-header.c: Likewise.
6269 * gcov.c (fnotice): Likewise.
6270 * gensupport.c (message_with_line): Likewise.
6271 * mips-tfile.c: Likewise.
6272 * protoize.c (notice): Likewise.
6273 * read-rtl.c (fatal_with_file_and_line): Likewise.
6274 * rtl-error.c: Likewise.
6275 * tradcpp.c: Likewise.
6277 * cp/tree.c (build_min_nt): Likewise.
6278 (build_min): Likewise.
6279 * cp/lex.c: Likewise.
6280 * cp/errfn.c: Likewise.
6281 * cp/rtti.c (create_pseudo_type_info): Likewise.
6283 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6285 * df.c (df_uses_record): Return after recording all uses
6288 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6290 * df.c (df_insn_modify): Realloc the INSN table here, if
6291 necessary, here, too.
6293 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6295 * config/mips/mips.c (mips_function_value): Handle complex return
6298 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6300 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6302 * reload.c (make_memloc): Copy result if it is still
6303 reg_equiv_memory_loc[regno] on return.
6304 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6305 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6306 reg_equiv_mem are modified by the substitutions.
6308 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6310 * predict.c (expensive_function_p): New.
6311 * rtl.h (expensive_function_p): Declare.
6312 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6313 (use_fast_prologue_epilogue): New static variable.
6314 (expand_prologue): Set it; emit short prologues if unset.
6315 (expand_epilogue): Likewise.
6317 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6319 * config.gcc: Add stormy16-*-elf case.
6320 * config/stormy16/stormy-abi: New file.
6321 * config/stormy16/stormy16-lib2.c: New file.
6322 * config/stormy16/stormy16-protos.h: New file.
6323 * config/stormy16/stormy16.c: New file.
6324 * config/stormy16/stormy16.h: New file.
6325 * config/stormy16/stormy16.md: New file.
6326 * config/stormy16/t-stormy16: New file.
6328 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6330 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6332 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6334 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6335 descriptor members are pointer size, not constant 4.
6336 * config/rs6000/rs6000.md (define_splits): Remove more unused
6339 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6341 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6343 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6345 * cp/rtti.c (VPARAMS): Fix parameter.
6347 2001-08-24 Zack Weinberg <zackw@panix.com>
6349 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6351 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6353 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6354 in if controlling use of insv.
6355 (extract_bit_field): Likewise, for extv and extzv.
6357 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6359 * i386.md (movcc peep2): Fix load of 0.
6361 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6363 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6364 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6366 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6368 * c-pragma.h: Move weak_syms and weak_decls...
6369 * varasm.c: ...here. Now static.
6370 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6371 depend on HANDLE_PRAGMA_WEAK.
6373 * c-common.c (c_alignof, c_alignof_expr): Move here...
6374 * c-typeck.c: ...from here.
6375 * c-tree.h, c-common.h: Adjust.
6377 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6379 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6380 instead of incrementing it.
6382 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6383 asm ready, don't try to move them all into the same array element.
6385 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6387 * function.c (thread_prologue_and_epilogue_insns): Avoid
6388 fallthru flag on edge to exit.
6390 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6392 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6395 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6397 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6398 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6399 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6402 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6404 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6405 replace "GNU CC" with "GCC".
6407 2001-08-23 Richard Henderson <rth@redhat.com>
6409 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6410 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6411 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6412 Need GR between FR and not GR_AND_FR.
6413 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6414 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6415 AR regs before GR regs.
6416 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6417 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6418 (REGISTER_MOVE_COST): Update.
6419 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6421 2001-08-23 Richard Henderson <rth@redhat.com>
6423 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6426 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6428 * reload1.c (emit_reload_insns): Don't look for notes
6429 on a NULL store_insn.
6431 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6433 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6434 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6435 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6436 format specifier warnings.
6437 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6439 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6441 * config/i386/i386-protos.h: Correct declaration of
6442 i386_pe_asm_named_section.
6444 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6446 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6448 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6450 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6452 * cpperror.c (print_location): Don't show _Pragma.
6453 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6454 and file change callback generation here.
6455 (stack_include_file): Update use of cpp_push_buffer.
6456 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6457 (struct cpp_buffer): Remove type, pfile members.
6458 * cppinit.c (cpp_handle_option): Use free_chain.
6459 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6460 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6461 a cpp_reader rather than a cpp_buffer.
6462 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6463 skip_line_comment, parse_string, lex_percent, lex_dot,
6464 _cpp_lex_token): Update accordingly.
6465 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6467 (cpp_push_buffer): Update prototype.
6468 (run_directive): Update use of cpp_push_buffer.
6469 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6470 handle_assertion): Update use of run_directive.
6471 * cpplib.h (enum cpp_buffer_type): Remove.
6472 (cpp_push_buffer): Update prototype.
6473 * fix-header.c (read_scan_file): Update.
6475 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6477 * gcc.c (struct prefix_list): Change prefix to const char *.
6479 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6481 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6483 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6485 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6488 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6491 * ifcvt.c (dead_or_predicable): Adjust.
6492 * loop.c (find_and_verify_loops): Adjust.
6493 * stmt.c (expand_end_case): Adjust.
6494 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6495 head and end insn pointers in the basic block, not just local copies.
6496 (merge_blocks_move_predecessor_nojumps): Likewise.
6498 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6500 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6501 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6502 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6503 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6504 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6505 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6506 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6507 conditions.h, config.gcc, configure.frag, configure.in,
6508 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6509 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6510 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6511 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6512 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6513 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6514 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6515 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6516 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6517 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6518 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6519 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6520 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6521 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6522 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6523 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6524 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6525 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6526 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6527 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6528 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6529 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6530 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6531 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6532 params.h, predict.c, predict.def, predict.h, prefix.c,
6533 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6534 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6535 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6536 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6537 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6538 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6539 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6540 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6541 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6542 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6543 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6544 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6545 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6546 xcoffout.h: replace "GNU CC" with "GCC".
6548 2001-08-21 Richard Henderson <rth@redhat.com>
6550 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6551 (final_scan_insn): Consider jump tables data even if we have no
6552 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6554 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6555 (ASM_OUTPUT_CASE_END): Remove.
6556 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6557 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6558 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6560 2001-08-21 Richard Henderson <rth@redhat.com>
6562 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6563 at barrier insns. Emit stop bits before barriers.
6565 * flow.c (flow_find_cross_jump): Don't consider unconditional
6566 return insns for commoning.
6568 * final.c (compute_alignments): Fix typo.
6570 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6571 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
6572 (store_bit_field): Use mode_for_extraction more places.
6573 (extract_bit_field): Likewise.
6575 2001-08-21 Zack Weinberg <zackw@panix.com>
6577 * caller-save.c: Don't include insn-codes.h.
6578 (reg_save_code, reg_restore_code): Make arrays of int.
6579 All uses updated to match.
6580 (insert_save, insert_restore): No need to initialize "code"
6581 variable upon declaration.
6582 * Makefile.in: update dependencies; fix typo in clean rule.
6584 2001-08-21 Richard Henderson <rth@redhat.com>
6586 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
6587 (merge_if_block): Handle fallout from same.
6589 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6591 * builtins.c (type_to_class): Fix typo in last change.
6593 2001-08-21 Richard Henderson <rth@redhat.com>
6595 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
6596 ia64_asm_output_label.
6598 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
6599 copy of gp while the real gp register contains garbage.
6601 2001-08-21 Zack Weinberg <zackw@panix.com>
6603 * expmed.c (mode_for_extraction): New function.
6604 (store_bit_field, extract_bit_field): Use it.
6605 * expr.h: Prototype it and provide an enum for its first argument.
6607 * combine.c, function.c, recog.c: Don't include insn-codes.h.
6608 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
6609 and digging through the insn_data tables.
6610 * Makefile.in: Update dependencies.
6612 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6614 * cppfiles.c (stack_include_file): line-map.c now handles include
6616 (handle_missing_handler): Similarly.
6617 (_cpp_execute_include): Similarly.
6618 (_cpp_pop_file_buffer): Similarly.
6619 * cpphash.h (struct cpp_reader): Remove system_include_depth,
6620 buffer_stack_depth and include_depth.
6621 * cpplib.c (do_include_common): line-map.c now handles include depth.
6622 (cpp_push_buffer): Similarly.
6623 (_cpp_pop_buffer): Similarly.
6624 * cppmacro.c (builtin_macro): Update.
6625 * line-map.c (init_line_maps): Set depth.
6626 (add_line_map): Increment "used" earlier. Update and use the
6628 (trace_include): Use the include depth.
6629 * line-map.h (struct line_maps): New member depth.
6631 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6633 * cppfiles.c (stack_include_file): Don't handle -H here.
6634 * cppinit.c (cpp_start_read): Set include tracing after
6635 cpp_post_options and after stacking the main file.
6636 * line-map.c (trace_include): New.
6637 (init_line_maps, add_line_map): Update.
6638 * line-map.h (struct line_maps): New member trace_includes.
6640 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6642 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
6643 * cppfiles.c (stack_include_file): Only stack a file if there
6644 is something to do. Return a boolean indicating whether a
6645 buffer was stacked or not.
6646 (_cpp_execute_include): Similarly.
6647 (_cpp_read_file): Similarly.
6648 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
6650 2001-08-21 Sam Steingold <sds@gnu.org>
6652 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
6653 (RECACHE): keep obufp_before_macroname up to date
6655 2001-08-21 Zack Weinberg <zackw@panix.com>
6657 * stmt.c: Don't include insn-codes.h.
6658 (expand_end_case): Machine specific logic moved to expr.c.
6659 No need to worry about __builtin_classify_type.
6660 (check_for_full_enumeration_handling, emit_case_nodes):
6663 * builtins.o (expand_builtin_classify_type): Split up so code
6664 can be shared with fold_builtin_classify_type.
6665 (type_to_class, fold_builtin_classify_type): New functions.
6666 (fold_builtins): Handle __builtin_classify_type.
6668 * expr.c (do_tablejump): Now static.
6669 (case_values_threshold, try_casesi, try_tablejump): New;
6670 code mostly from stmt.c (expand_end_case).
6671 (expr.h): Update prototypes.
6673 * Makefile.in (stmt.o): Update dependencies.
6675 2001-08-21 Will Cohen <wcohen@redhat.com>
6677 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
6678 declaration of variable i.
6679 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
6680 declaration of variable i.
6682 2001-08-21 Richard Henderson <rth@redhat.com>
6684 * crtstuff.c: Fix thinko last change. Move list tails to start
6685 of CRT_END section. Tidy ifdefs.
6686 (__EH_FRAME_BEGIN__): Always static for ELF.
6687 (__do_global_ctors_1): Rename from __frame_dummy.
6688 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
6689 name change; don't hide __EH_FRAME_BEGIN__.
6691 2001-08-21 Richard Henderson <rth@redhat.com>
6693 * gdbinit.in: Move break on exit after break on fancy_abort.
6695 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
6698 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6700 * cpphash.h (_cpp_push_next_buffer): New.
6701 * cppinit.c (do_includes): Remove.
6702 (push_include, free_chain, _cpp_push_next_buffer): New.
6703 (cpp_start_read): Use them to rework command line option handling.
6704 (cpp_handle_option): Combine handling of -include and -imacros.
6705 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
6706 appropriate. Always insert missing \n at EOF.
6707 * cpplib.c (start_directive): Get the directive position right.
6708 * cppmain.c (cb_file_change): Always print the first line, unless
6711 2001-08-20 Andreas Jaeger <aj@suse.de>
6713 * profile.c (compute_branch_probabilities): Remove extra new-line
6715 * flow.c (verify_flow_info): Likewise.
6717 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6719 * basic-block.h (basic_block): Add new field 'flags'.
6720 (BB_REACHABLE): Define.
6721 (expunge_block): Declare.
6722 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6723 (EXIT_BLOCK_PTR): Ditto.
6724 (expunge_block): Remove static declaration.
6725 (cleanup_cfg): Clear bb->aux on every basic block.
6726 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6727 computing reachability.
6728 (delete_unreachable_blocks): Delete block b if b->flags has
6731 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6733 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6735 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6737 * sparc.c (sparc_variable_issue): Fix typo in last change.
6739 2001-08-20 Richard Henderson <rth@redhat.com>
6741 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6743 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6745 * pa.h (RETURN_IN_MEMORY): Improve comment.
6747 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6749 * doc/invoke.texi (Profiling options): Clarify the interactions
6750 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6752 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6754 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6757 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6759 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6762 2001-08-20 Richard Henderson <rth@redhat.com>
6764 * final.c (end_final): Fix typo last change.
6766 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6768 * cppinit.c (init_standard_includes): The returned buffer
6769 is already malloc-ed.
6770 * gcc.c (add_prefix): Similarly.
6771 * prefix.c (translate_name): Update to support clear buffer
6773 (update_path): Similarly. Be sure to free any newly allocated
6774 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6776 * prefix.h (update_path): Update prototype and document.
6777 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6778 up and update to new buffer ownership rules.
6779 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6781 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6783 * final.c (compute_alignments): New function.
6784 (init_insn_lengths): Do not care label_align.
6785 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6786 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6787 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6788 (shorted_branches): Realloc label_align array; do
6789 not call init_insn_lengths; Do not care about loop alignments.
6790 * output.h (compute_alignments): Declare.
6791 * toplev.c (rest_of_compilation): Call compute_alignments.
6792 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6794 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6795 change visited to tovisit.
6796 (propagate_freq): Use faster traversing algorithm.
6797 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6798 to tovisit; reverse meaning.
6800 * predict.c (struct block_info_def): Remove nvisited.
6801 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6802 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6804 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6806 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6807 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6808 (TARGET_FUSED_MADD): New.
6809 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6810 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6811 the multiply-add instructions.
6813 2001-08-19 Richard Henderson <rth@redhat.com>
6815 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6816 is aligned to pointer size.
6818 2001-08-19 Richard Henderson <rth@redhat.com>
6820 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6821 display markers during final schedule.
6823 2001-08-19 Richard Henderson <rth@redhat.com>
6825 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6827 2001-08-19 Richard Henderson <rth@redhat.com>
6829 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6831 (ASM_NAME_TO_STRING): Remove.
6832 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6833 in the same string. Remove support for expressions.
6835 2001-08-19 Richard Henderson <rth@redhat.com>
6837 * config/i386/i386.md (tablejump): Make an expander; handle
6838 pic relative addressing here.
6839 (tablejump_1): Rename from tablejump_pic.
6842 2001-08-19 Richard Henderson <rth@redhat.com>
6844 * regclass.c (fix_register): Fix typo.
6846 2001-08-18 Richard Henderson <rth@redhat.com>
6848 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6849 (struct _Unwind_Context): Expand br_loc to hold it.
6850 (uw_frame_state_for): Handle leaf functions better.
6851 (uw_update_reg_address): Update for br_loc change.
6853 2001-08-18 Richard Henderson <rth@redhat.com>
6855 * crtstuff.c: Move list heads before code that uses them.
6856 (__JCR_LIST__): Remove initial null.
6857 (frame_dummy, __frame_dummy): Do java registration here ...
6858 (__do_global_ctors_aux): ... not here.
6860 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6861 (__do_global_dtors_aux): Update to match.
6862 (__JCR_LIST__, __do_jv_register_classes): New.
6864 * config/ia64/crtend.asm (__JCR_END__): New.
6865 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
6866 instead of an indirect LTOFF22 reloc.
6868 2001-08-18 Richard Henderson <rth@redhat.com>
6870 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
6871 * regclass.c (init_reg_sets_1): Fix typo.
6872 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
6873 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
6874 (ia64_compute_frame_size): Make ar.unat live when in use.
6875 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
6876 for ar.pfs; remove ar.unat handling.
6877 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
6879 (PREDICATE_CODES): Add ar_pfs_reg_operand.
6880 * config/ia64/ia64-protos.h: Update decls.
6881 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
6882 (sibcall_pic): Likewise.
6884 2001-08-18 Richard Henderson <rth@redhat.com>
6886 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
6887 pred_rel_mutex when searching for insn_group_barrier.
6888 * config/ia64/ia64.md (cycle_display): Combine the expander
6891 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
6892 bit before asm as needed.
6894 2001-08-18 Richard Henderson <rth@redhat.com>
6896 * timevar.def (TV_MACH_DEP): New.
6897 * toplev.c (rest_of_compilation): Use it.
6898 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
6900 2001-08-18 Zack Weinberg <zackw@panix.com>
6902 * unwind-dw2.c (execute_stack_op): Add default aborts to
6903 the inner switches to prevent warnings.
6905 2001-08-18 Richard Henderson <rth@redhat.com>
6907 * timevar.h (struct timevar_time_def): Change element type to float.
6908 (ticks_to_msec, clocks_to_msec): Likewise.
6909 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
6910 (get_time): Likewise.
6911 (timevar_print): Adjust zero check and printing to match.
6913 2001-08-18 Zack Weinberg <zackw@panix.com>
6915 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
6916 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
6917 Eliminate overfull or underfull hboxes.
6919 2001-08-18 Zack Weinberg <zackw@panix.com>
6921 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6923 2001-08-18 Zack Weinberg <zackw@panix.com>
6925 * haifa-sched.c: Convert to target hooks. Macros replaced
6926 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
6927 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
6928 MD_SCHED_FINISH, and HAVE_cycle_display.
6929 * target-def.h (TARGET_SCHED_ADJUST_COST,
6930 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
6931 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
6932 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
6933 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
6934 New hook #defines to be overridden.
6935 (TARGET_SCHED): Bring them all together.
6936 (TARGET_INITIALIZER): Update.
6937 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
6938 instead of 'struct rtx_def *' throughout.
6939 (struct sched): New set of hooks for the scheduler.
6940 * Makefile.in (haifa-sched.o): Depend on target.h.
6941 * doc/tm.texi: Document the new scheduler hooks, together in
6942 their own section, instead of scattered around.
6943 Fix a bunch of underfull/overfull hboxes.
6945 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
6946 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
6947 sparc.h: Don't define any of the old scheduler macros.
6949 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
6950 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
6951 sparc.c: Create hook functions from code extracted from
6952 corresponding target header, or make existing hooks static, as
6953 appropriate. Set the appropriate entries in targetm.
6955 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
6956 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
6957 rs6000-protos.h, s390-protos.h, sparc-protos.h:
6958 Remove prototypes for functions which are now static.
6960 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
6961 related gunk; the Haifa scheduler is now the only choice.
6963 2001-08-18 Zack Weinberg <zackw@panix.com>
6965 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
6966 * genopinit.c: Put floating point divide insns in sdiv_optab.
6967 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
6968 * config/gofast.h, config/c4x/c4x.h,
6969 config/ia64/hpux_longdouble.h, config/mips/mips.h,
6970 config/pa/long_double.h, config/rs6000/sysv4.h,
6971 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
6972 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
6973 (init_optabs): Use init_optabv for overflow-trapping optabs.
6974 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
6975 cmp_optab RTX codes so have_insn_for can find them.
6977 * optabs.c (expand_simple_binop, expand_simple_unop,
6978 have_insn_for, gen_sub3_insn): New interfaces.
6979 * expr.h: Prototype new functions.
6980 (enum optab_methods): Move here from optabs.h.
6982 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
6983 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
6984 Use new functions instead of working directly with optabs.
6985 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
6986 unroll.c: Don't include optabs.h.
6987 * caller-save.c, combine.c, function.c, stmt.c: Just include
6988 insn-codes.h, not optabs.h.
6989 * Makefile.in: Update dependencies.
6991 * combine.c (make_compound_operation, simplify_comparison):
6992 Fix typos testing for this or that instruction.
6994 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6996 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
6997 generating libgcc.a.
6999 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7001 * except.c (TYPE_HASH): Delete.
7003 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7006 * tree.c (TYPE_HASH): Delete.
7008 * tree.h (TYPE_HASH): Define.
7010 2001-08-18 Graham Stott <grahams@redhat.com>
7012 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7014 (adddi3_internal_2+2): Likewise.
7015 (eh_set_lr_di+1): Likewise.
7017 2001-08-17 Richard Henderson <rth@redhat.com>
7019 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7020 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7021 * dwarf2asm.c: ... here.
7022 * dwarfout.c: Remove them.
7024 * varasm.c (assemble_integer): Add align parameter.
7025 (assemble_real, output_constant, output_constructor): Likewise.
7026 * output.h: Update decls.
7027 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7028 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7029 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7030 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7031 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7034 * final.c (end_final): Abort profile block generation if we
7035 havn't layed it out properly.
7036 * output.h (assemble_eh_integer): Remove stale decl.
7037 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7039 (assemble_integer): Handle unaligned data.
7040 (assemble_real): Abort on unaligned data.
7041 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7043 (default_dtor_section_asm_out_destructor): Use assemble_align.
7044 (default_named_section_asm_out_constructor): Likewise.
7045 (default_ctor_section_asm_out_constructor): Likewise.
7046 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7047 (machopic_asm_out_destructor): Likewise.
7048 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7049 (nextstep_asm_out_destructor): Likewise.
7050 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7051 (vms_asm_out_destructor): Likewise.
7053 2001-08-17 Richard Henderson <rth@redhat.com>
7055 * config/mips/iris6.h (TARGET_IRIX6): New.
7056 (current_section_name, current_section_flags): New.
7057 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7058 (MAX_OFILE_ALIGNMENT): New.
7059 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7060 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7061 (copy_file_data): Split out from
7062 (mips_asm_file_end): ... here.
7063 (mips_asm_file_start): Remove extra .section directive. Use
7064 tmpfile instead of mips_make_temp_file.
7065 (mips_unique_section): Use const char * as needed for warnings.
7066 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7067 re-add align parameter.
7068 (iris6_asm_named_section): New.
7069 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7070 (iris6_asm_output_align, iris6_section_align_1): New.
7071 (iris6_asm_file_start, iris6_asm_file_end): New.
7072 * config/mips/mips-protos.h: Update decls.
7074 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7076 * doc/install.texi (Install GCC): Add links to build status pages.
7078 (Final install): Ditto; request updates for specific info
7080 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7082 * cpperror.c (print_location): Don't take a file name; use the
7084 (_cpp_begin_message): Similarly.
7085 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7086 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7087 (cpp_pedwarn_with_file_and_line): Remove.
7088 * cppfiles.c (stack_include_file): Update; set filename to stdin
7089 here when appropriate.
7090 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7091 (_cpp_begin_message): Don't take a file name.
7092 * cppinit.c: Add comment.
7093 * cpplex.c: Fix end-of-directive indicator.
7094 * cpplib.c: Don't include intl.h.
7095 (run_directive, do_diagnostic): Update.
7096 (do_line): Update to not use nominal_fname.
7097 (cpp_push_buffer): Don't take a filename.
7098 * cpplib.h (struct ht): Remove.
7099 (cpp_push_buffer): Don't take a filename.
7100 (cpp_pedwarn_with_file_and_line): Remove.
7101 * cppmacro.c (struct cpp_macro): Remove file.
7102 (builtin_macro): Update.
7103 (_cpp_create_definition): Update.
7104 * cppmain.c: Correct comment.
7105 * fix-header.c (read_scan_file): Update.
7107 2001-08-17 Kazu Hirata <kazu@hxi.com>
7109 * sbitmap.c: Fix comment formatting.
7110 * sched-deps.c: Likewise.
7111 * sibcall.c: Likewise.
7112 * simplify-rtx.c: Likewise.
7114 * ssa-ccp.c: Likewise.
7115 * stor-layout.c: Likewise.
7116 * timevar.c: Likewise.
7117 * toplev.c: Likewise.
7118 * unwind-dw2.c: Likewise.
7119 * unwind-dw2-fde.c: Likewise.
7120 * varasm.c: Likewise.
7122 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7124 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7125 or larger than an integer in memory.
7127 2001-08-17 Zack Weinberg <zackw@panix.com>
7129 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7130 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7131 * rtl.h: Don't forward-declare union tree_node here. Don't
7132 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7133 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7134 and tree respectively.
7135 * tree.h: Don't forward-declare struct rtx_def here. Don't
7136 typedef tree here. Change all uses of struct rtx_def *,
7137 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7138 and tree respectively.
7140 2001-08-17 Richard Henderson <rth@redhat.com>
7142 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7143 config/mips/openbsd.h: Fix typos last change.
7145 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7147 * doc/invoke.texi (Optimize Options): The default for
7148 -finline-limit is 600.
7150 2001-08-17 Richard Henderson <rth@redhat.com>
7152 * varasm.c (text_section): Allow TEXT_SECTION to override the
7153 printing of TEXT_SECTION_ASM_OP.
7154 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7155 (DATA_SECTION, BSS_SECTION): Remove.
7156 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7157 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7158 Rename from s/_NAME//.
7159 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7160 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7161 (TEXT_SECTION): ... here. New.
7162 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7163 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7164 * config/mips/openbsd.h: Likewise.
7165 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7166 (mips_asm_file_end): Likewise test.
7167 (mips_output_function_epilogue): Likewise. Switch back to data
7168 section after emitting the function.
7170 * doc/tm.texi (Sections): Document TEXT_SECTION.
7172 2001-08-17 Richard Henderson <rth@redhat.com>
7174 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7175 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7177 2001-08-17 Richard Henderson <rth@redhat.com>
7179 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7180 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7181 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7182 Add aligned attribute.
7184 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7186 * config/sh/sh.md: Add modes to unspecs in first insn to match
7187 those in the second.
7189 * Makefile.in: Fix collect2 copy for Cygwin.
7191 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7193 Install the proper patch.
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 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7202 * final.c: Undo my previous accidental checkin.
7203 * output.h: Likewise.
7204 * tm.texi: Likewise.
7206 2001-08-16 Richard Henderson <rth@redhat.com>
7208 * varasm.c (named_section_flags): Remove align parameter.
7209 * varasm.c, dwarf2out.c: Update all callers.
7210 * output.h: Update prototypes.
7212 * target.h (target.asm_out.named_section): Remove align parameter.
7213 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7214 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7215 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7216 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7217 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7219 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7220 (get_named_section_flags, set_named_section_flags): New.
7221 (named_section_flags): Use them.
7222 (named_section): Do decl vs section flags check here...
7223 (default_section_type_flags): ... not here.
7224 (init_varasm_once): Create in_named_htab.
7225 (resolve_unique_section): Mark reloc unused.
7227 2001-08-16 Richard Henderson <rth@redhat.com>
7229 * varasm.c (force_const_mem): Keep pool alignment in bits.
7230 (output_constant_pool): Use assemble_align.
7232 2001-08-16 Zack Weinberg <zackw@panix.com>
7234 * doc/tm.texi: Remove extra @table command.
7236 2001-08-16 Zack Weinberg <zackw@panix.com>
7238 * final.c (shorten_branches): Clear the end of the label_align
7239 array only if we made it larger. Break up messy expressions
7242 * diagnostic.c (internal_error): Check for error recursion
7243 before doing ICE suppression.
7245 * timevar.c: Timing variables now count in milliseconds.
7246 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7247 (get_time): Not here.
7248 (timevar_print): Don't print any timer whose user, cpu, and
7249 wall times are all zero as displayed.
7250 * timevar.h: Update comment aboout units. Make timevar
7253 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7255 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7256 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7257 (expand_function_start): Likewise.
7258 * stmt.c (expand_decl): Likewise.
7259 * varasm.c (make_decl_rtx): Likewise.
7261 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7263 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7264 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7266 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7268 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7271 2001-08-16 Andreas Jaeger <aj@suse.de>
7273 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7276 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7278 * rtl.h (only_sets_cc0_p): New prototype.
7279 * jump.c (sets_cc0_p): Handle INSN.
7280 (only_sets_cc0_p): New function.
7281 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7282 (tidy_fallthru_edge): Likewise.
7283 * integrate.c (copy_insn_list): Likewise.
7284 * unroll.c (unroll_loop): Likewise.
7285 (copy_loop_body): Likewise.
7287 2001-08-15 Jason Eckhardt <jle@redhat.com>
7289 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7291 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7293 * predict.c (struct block_info_def): Remove nvisited.
7294 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7295 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7297 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7298 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7301 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7303 * predict.def: Update hitrates.
7305 2001-08-15 Richard Henderson <rth@redhat.com>
7307 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7309 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7311 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7312 note from its associated jump.
7314 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7316 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7317 also on 64-bit s390x targets.
7319 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7321 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7323 (arm_expand_prologue): Handled nested functions which take a
7324 variable argument list.
7325 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7326 macro with an invocation of
7327 arm_compute_initial_elimination_offset.
7328 * config/arm/arm-protos.h: Prototype
7329 arm_compute_initial_elimination_offset.
7331 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7333 * doc/install.texi (Specific, avr): Fix markup.
7334 (Specific, c4x): Ditto.
7336 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7338 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7340 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7342 * Makefile.in (OBJS): Add rtl-error.o
7343 (rtl-error.o): New rule.
7344 (diagnostic.o): Adjust dependency.
7345 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7346 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7347 warning_for_asm): Move to...
7348 rtl-error.c: ...here. New file.
7350 2001-08-14 Richard Henderson <rth@redhat.com>
7352 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7353 if USING_SJLJ_EXCEPTIONS.
7355 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7357 * tlink.c (scan_linker_output): Check string for unsatisfied in
7358 addition to undefined and unresolved.
7360 2001-08-14 Graham Stott <grahams@redhat.com>
7362 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7363 EH_FRAME_SECTION_NAME.
7365 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7367 * genattrtab.c (simplify_test_exp_in_temp): New function.
7368 (simplify_test_exp): Avoid explicit use of temporary obstack.
7369 (simplify_cond, insert_right_side, evaluate_eq_attr,
7370 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7371 Use simplify_test_exp_in_temp.
7372 (optimize_attrs): Iterate until expression stabilizes.
7374 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7376 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7377 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7379 2001-08-13 Richard Henderson <rth@redhat.com>
7381 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7382 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7383 * config/arm/conix-elf.h: Likewise.
7385 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7387 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7389 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7391 * gcse.c (hash_scan_set): Expressions that are set as part of
7392 jump instructions are not available.
7394 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7396 * config/s390/s390.c (print_operand, s390_function_prologue,
7397 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7399 2001-08-13 Richard Henderson <rth@redhat.com>
7401 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7402 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7403 * doc/tm.texi (Exception Region Output): Document it.
7405 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7407 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7408 DWARF2 instead of stabs by default.
7410 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7412 * config/rs6000/rs6000.c: Include optabs.h.
7414 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7416 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7417 save/restore routines.
7418 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7420 2001-08-13 Andreas Jaeger <aj@suse.de>
7422 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7423 the english is correct.
7425 2001-08-13 Zack Weinberg <zackw@panix.com>
7427 * expr.h: Split out optab- and libfunc-related code to...
7428 * optabs.h, libfuncs.h: ... these new headers.
7430 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7432 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7434 * mkconfig.sh: Don't include insn-codes.h from config.h.
7436 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7437 enum insn_code is available. Move reload_in_optab and
7438 reload_out_optab array declarations to optabs.h.
7439 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7440 there, prototype in expr.h.
7441 * gencodes.c: Cleanup: zap global variables, don't use
7442 printf where puts will do, don't bother defining MAX_INSN_CODE
7443 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7445 * genemit.c, genopinit.c: Include optabs.h in generated file.
7446 * genoutput.c: Include insn-codes.h in generated file.
7447 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7448 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7449 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7450 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7451 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7452 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7454 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7455 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7456 config/m88k/m88k.c, config/sparc/sparc.c:
7458 * reload.c: Include expr.h and optabs.h before reload.h.
7459 * config/alpha/alpha.c: Include tree.h before reload.h.
7460 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7461 and reload.h in that order.
7462 * config/sparc/sparc.c: Include debug.h.
7463 * recog.c: Include insn-codes.h.
7465 2001-08-13 Andreas Jaeger <aj@suse.de>
7467 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7470 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7472 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7473 * gcc.c (init_spec): Fix typo in comment.
7474 * varasm.c (data_section): Fix typo in comment.
7476 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7478 * predict.c (dump_prediction): New argument "USED".
7479 (combine_predictions_for_insn): Determine the used heuristics,
7480 output the case no heuristic applied.
7481 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7483 2001-08-13 Andreas Jaeger <aj@suse.de>
7485 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7488 2001-08-13 Kazu Hirata <kazu@hxi.com>
7490 * jump.c: Fix formatting.
7492 2001-08-13 Kazu Hirata <kazu@hxi.com>
7494 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7497 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7499 * loop.c (check_dbra_loop): Use condjump_label to compute
7502 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7503 to better document the files they're in.
7505 2001-08-12 Zack Weinberg <zackw@panix.com>
7507 * recog.h (struct insn_operand_data): Shrink 'mode' field
7510 2001-08-12 Kazu Hirata <kazu@hxi.com>
7512 * gcc.c: Fix comment formatting.
7513 * gccspec.c: Likewise.
7516 * genemit.c: Likewise.
7517 * gengenrtl.c: Likewise.
7518 * genrecog.c: Likewise.
7519 * gensupport.c: Likewise.
7520 * ggc-page.c: Likewise.
7521 * global.c: Likewise.
7522 * graph.c: Likewise.
7523 * ifcvt.c: Likewise.
7524 * integrate.c: Likewise.
7526 * libgcc2.c: Likewise.
7528 * mbchar.c: Likewise.
7529 * optabs.c: Likewise.
7530 * predict.c: Likewise.
7531 * prefix.c: Likewise.
7532 * profile.c: Likewise.
7533 * protoize.c: Likewise.
7535 * recog.c: Likewise.
7536 * regclass.c: Likewise.
7537 * regmove.c: Likewise.
7538 * reg-stack.c: Likewise.
7539 * reload1.c: Likewise.
7540 * resource.c: Likewise.
7541 * rtlanal.c: Likewise.
7544 2001-08-12 Kazu Hirata <kazu@hxi.com>
7546 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7547 a tree representing a constant is passed to the macro.
7549 2001-08-12 Richard Henderson <rth@redhat.com>
7551 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7552 (rs6000_elf_asm_out_destructor): New.
7553 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7554 (DTORS_SECTION_ASM_OP): Remove.
7555 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7556 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7558 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7561 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7562 * gcc.c (set_collect_gcc_options): New function, split out from
7564 Ignore elided switches.
7565 (do_spec_1): Invoke before executing command.
7566 (set_input): Export.
7567 Move declaration ...
7568 * gcc.h (set_input): ... here.
7569 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7572 2001-08-12 Richard Henderson <rth@redhat.com>
7574 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
7575 thinko wrt TARGET_RELOCATABLE.
7577 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
7579 * fix-header.c (cb_file_change): Update prototype.
7581 2001-08-11 Zack Weinberg <zackw@panix.com>
7583 * toplev.c (set_float_handler): Make static.
7584 * toplev.h: Don't prototype set_float_handler.
7586 * simplify-rtx.c: Don't include setjmp.h.
7587 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
7589 (simplify_unary_operation, simplify_binary_operation): Use them,
7590 via do_float_handler.
7592 * fold-const.c: Don't include setjmp.h.
7593 (exact_real_inverse_1): New function.
7594 (exact_real_inverse): Use it, via do_float_handler.
7596 * varasm.c: Don't include setjmp.h.
7597 (assemble_real_1): New function.
7598 (assemble_real): Use it, via do_float_handler.
7599 Call internal_error if we get a trap here.
7601 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
7602 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
7604 2001-08-11 Zack Weinberg <zackw@panix.com>
7606 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
7607 STACK_BOUNDARY if not already defined.
7609 * calls.c, function.c, reload1.c, explow.c: Don't default
7610 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
7611 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
7613 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
7616 * doc/tm.texi: Document that STACK_BOUNDARY is required;
7617 clarify difference between it and PREFERRED_STACK_BOUNDARY.
7619 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7621 * cppmacro.c (enter_macro_context): Push macro expansions even
7624 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7626 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
7627 (rs6000_elf_section_type_flags): Actually return a value.
7629 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7631 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
7632 Clean up code: add missing comments and prototypes, fix warnings,
7633 remove obsolete code, fix spacing to conform to coding style.
7635 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7637 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
7638 and TARGET_ASM_CLOSE_PAREN.
7639 (regclass_map): CC register belongs to class NO_REGS.
7640 (legitimize_pic_address): Don't generate unnecessary moves
7641 (to avoid confusing loop optimization).
7642 (check_and_change_labels): Replace jump_long by indirect_jump.
7643 (s390_final_chunkify): Don't start a new literal pool on section
7644 switch in 64-bit code.
7645 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
7647 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
7648 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
7649 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
7651 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
7652 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
7653 (CONST_COSTS): Fixed incorrect costs.
7655 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
7656 Use emit_jump instead of emit_jump_insn (gen_jump).
7657 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
7658 (to avoid confusing flow analysis).
7659 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
7660 (casesi, casesi_jump): New.
7661 (jump_long): Removed. Functionality merged into indirect_jump.
7662 (indirect_jump): Accept address_operand, not just register_operand.
7663 (cjump_long, icjump_long): Use same logic as indirect_jump.
7664 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
7665 Fixed broken setjmp/longjmp handling.
7666 (do_builtin_setjmp_setup): Removed.
7668 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
7669 broken GNU as versions that don't accept .quad with large
7670 negative values. Use hexadecimal output instead.
7671 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
7672 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
7673 FUNCTION_EPILOGUE): Removed. Now in targetm.
7675 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
7677 * config/s390/fixdfdi.h: Add missing copyright statement.
7678 Fix type conflicts on 64-bit. Add missing SFmode routines.
7680 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
7683 2001-08-11 Richard Henderson <rth@redhat.com>
7685 * rtl.h (REG_EH_RETHROW): Remove.
7686 * rtl.c (reg_note_name): Update.
7687 * combine.c (distribute_notes): Don't check for it.
7689 2001-08-11 Richard Henderson <rth@redhat.com>
7691 * combine.c (distribute_notes): Place REG_SETJMP.
7693 2001-08-11 Richard Henderson <rth@redhat.com>
7695 * doc/extend.texi (Arrays and pointers implementation): Discourage
7696 relying on sign-extension of pointers.
7698 2001-08-11 H.J. Lu <hjl@gnu.org>
7700 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
7702 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
7703 RDATA_SECTION_ASM_OP.
7705 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7707 * doc/install.texi (Specific, c4x): Fix cross-reference to the
7708 main manual to work both for info and HTML versions.
7710 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7711 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7713 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7714 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7715 (struct cpp_pool): New member first.
7716 * cppinit.c (append_include_chain): Plug memory leaks.
7717 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7718 Allocate pragma structures from the (aligned) macro pool to
7719 avoid leaking memory.
7720 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7721 so we don't leak memory.
7722 * hashtable.c (ht_destroy): New.
7723 * hashtable.h (ht_destroy): New.
7725 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7726 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7728 * c-lex.c (map): Make const.
7729 (cb_file_change): Update for callback passing a line map.
7730 Don't assume we have a previous map. Remove sanity check
7731 about popping too many files.
7732 * cpperror.c (print_location): Make map const.
7733 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7734 (cpp_make_system_header): Similarly.
7735 (search_from): Similarly.
7736 (_cpp_execute_include): Don't remember where we came from.
7737 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7738 (struct cpp_reader): Make map const.
7739 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7740 * cpplib.c (do_line): Update; line maps now hold sysp.
7741 (cpp_push_buffer): Similarly.
7742 (_cpp_do_file_change): Similarly; callback with map instead.
7743 (cpp_get_line_maps): Constify return value.
7744 (_cpp_pop_buffer): Update.
7745 * cpplib.h (struct cpp_file_change): Remove.
7746 (struct cpp_callbacks): Update.
7747 (cpp_get_line_maps): Constify return value.
7748 * cppmacro.c (_cpp_create_definition): Update.
7749 * cppmain.c (struct printer): Constify map.
7750 (maybe_print_line): Similarly.
7751 (print_line): Similarly. Deduce flags 1 and 2 here.
7752 (cb_file_change): Update.
7753 * line-map.c (free_line_maps): Warn regardless.
7754 (add_line_map): Return pointer to const. When passed NULL to_file
7755 with LC_LEAVE, use the obvious values for the return point so the
7756 caller doesn't have to figure them out.
7757 (lookup_line): Return pointer to const.
7758 (print_containing_files): Take pointer to const.
7759 * line-map.h (struct line_map): New members reason, sysp.
7760 (add_line_map): Return pointer to const.
7761 (lookup_line): Similarly.
7762 (print_containing_files): Take pointer to const.
7764 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7765 Richard Henderson <rth@redhat.com>
7767 * regmove.c (regmove_optimize): Avoid setting a register twice in
7770 2001-08-10 Richard Henderson <rth@redhat.com>
7772 * doc/extend.texi (Arrays and pointers implementation): Document
7773 behavior of pointer/integer conversion.
7775 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7777 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7779 2001-08-10 Richard Henderson <rth@redhat.com>
7781 * doc/extend.texi (C Implementation): New chapter.
7782 * doc/gcc.texi (Top): Link it in.
7784 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7786 * doc/install.texi (Specific): Fix CVS merge botch.
7788 2001-08-10 Richard Henderson <rth@redhat.com>
7790 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7791 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7793 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7795 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7796 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7797 this macro is now required.
7799 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7800 loop.c (find_and_verify_loops), reload.c (reload): Check
7801 for rtx code of CALL_INSN, not CALL, when deciding if we
7802 need to check for REG_SETJMP note.
7804 * gcse.c (compute_hash_table, compute_store_table): Update
7805 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7808 * config/avr/avr.c: Fix typo.
7809 * config/convex/convex.c (expand_movstr): Use adjust_address.
7810 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7812 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7813 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7815 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7816 Do define STACK_BOUNDARY.
7817 * config/i370/i370.c: Include expr.h.
7818 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7819 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7820 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7821 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7822 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7823 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7824 * config/romp/romp.c: Include expr.h after tree.h.
7826 (output_fpop): Use xmalloc, not oballoc.
7827 * config/we32k/we32k.c: Include expr.h.
7829 2001-08-10 Kazu Hirata <kazu@hxi.com>
7831 * config/h8300/h8300.h: Fix formatting.
7833 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7835 * c-common.h (RETURN_NULLIFIED_P): Lose.
7836 * c-semantics.c (genrtl_return_stmt): Don't check it.
7838 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7840 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7841 (mips_annotate_frame_insn): New function.
7842 (mips_emit_frame_related_store): New function.
7843 (save_restore_insns): Don't mark instructions that set up the base
7844 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7845 the store instructions instead.
7846 (mips_expand_prologue): If the stack size is moved into a temporary
7847 register, do not mark that move as frame-related. Add a
7848 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7850 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7852 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7853 stack slot as unchanging if current_function_calls_eh_return.
7855 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7857 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7858 access the second half of the TFmode scratch operand.
7860 2001-08-10 Anthony Green <green@redhat.com>
7862 * java/class.c (emit_register_classes): Conditionalize code on
7865 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7867 * doc/install.texi (Specific, avr): Fix cross-reference to the
7868 main manual to work both for info and HTML versions.
7870 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7872 * stmt.c (expand_null_return_1): Remove code to generate simple returns
7873 and "use_goto" argument.
7874 (expand_null_return, expand_value_return): Update all callers.
7875 * function.c (expand_function_end): Remove code to generate simple
7877 * config/vax/vax.md (epilogue): New expander for function return.
7878 * doc/md.texi (epilogue): Remove "if defined".
7880 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7882 * Makefile.in: Partially revert my previous change:
7883 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
7884 of the hashtab.o and safe-ctype.o rules.
7886 2001-08-09 Richard Henderson <rth@redhat.com>
7888 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
7889 (USE_COLLECT2): Remove duplicate definition.
7890 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
7891 (use_collect2): Remove dead code.
7892 * configure.in (use_collect2): Remove will_use_collect2 and
7893 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
7894 * configure: Rebuild.
7896 * target.h (targetm.asm_out.constructor): New.
7897 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
7898 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
7899 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
7900 * varasm.c (in_ctors, in_dtors): New.
7901 (assemble_constructor, assemble_destructor): Remove.
7902 (default_stabs_asm_out_destructor): New.
7903 (default_named_section_asm_out_destructor): New.
7904 (dtors_section, default_dtor_section_asm_out_destructor): New.
7905 (default_stabs_asm_out_constructor): New.
7906 (default_named_section_asm_out_constructor): New.
7907 (ctors_section, default_ctor_section_asm_out_constructor): New.
7908 * output.h: Update declarations.
7909 * c-decl.c (c_expand_body): Use target hooks instead of
7910 assemble_constructor and assemble_destructor.
7911 * profile.c (output_func_start_profiler): Likewise.
7912 * objc/objc-act.c (finish_objc): Likewise.
7913 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
7914 for the constructor.
7915 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
7917 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
7918 (DTORS_SECTION_ASM_OP): Likewise.
7919 (__CTOR_LIST__): Use attribute section when possible.
7920 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
7922 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
7923 ASM_OUTPUT_CONSTRUCTOR.
7925 * config/darwin.c (machopic_asm_out_constructor): New.
7926 (machopic_asm_out_destructor): New.
7927 * config/darwin-protos.h: Update declarations.
7928 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7929 (ASM_OUTPUT_DESTRUCTOR): Remove.
7930 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7931 * config/nextstep.c (nextstep_asm_out_constructor): New.
7932 (nextstep_asm_out_destructor): New.
7933 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7934 (ASM_OUTPUT_DESTRUCTOR): Remove.
7935 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7936 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
7937 ASM_OUTPUT_*STRUCTOR.
7938 * config/i386/aix386ng.h: Likewise.
7940 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
7941 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
7942 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7943 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7944 * config/lynx.h: Likewise.
7945 * config/netware.h: Likewise.
7946 * config/psos.h: Likewise.
7947 * config/alpha/alpha-interix.h: Likewise.
7948 * config/alpha/elf.h: Likewise.
7949 * config/arc/arc.h: Likewise.
7950 * config/arm/aof.h: Likewise.
7951 * config/arm/coff.h: Likewise.
7952 * config/arm/elf.h: Likewise.
7953 * config/c4x/c4x.h: Likewise.
7954 * config/h8300/h8300.h: Likewise.
7955 * config/i386/cygwin.h: Likewise.
7956 * config/i386/djgpp.h: Likewise.
7957 * config/i386/i386-coff.h: Likewise.
7958 * config/i386/i386-interix.h: Likewise.
7959 * config/i386/sco5.h: Likewise.
7960 * config/i386/vsta.h: Likewise.
7961 * config/i386/win32.h: Likewise.
7962 * config/i960/i960-coff.h: Likewise.
7963 * config/ia64/sysv4.h: Likewise.
7964 * config/m68hc11/m68hc11.h: Likewise.
7965 * config/m68k/coff.h: Likewise.
7966 * config/m68k/mot3300.h: Likewise.
7967 * config/m88k/m88k.h: Likewise.
7968 * config/mcore/mcore-pe.h: Likewise.
7969 * config/mcore/mcore.h: Likewise.
7970 * config/mips/elf.h: Likewise.
7971 * config/mips/elf64.h: Likewise.
7972 * config/mips/iris6.h: Likewise.
7973 * config/pa/pa64-hpux.h: Likewise.
7974 * config/rs6000/sysv4.h: Likewise.
7975 * config/sh/sh.h: Likewise.
7976 * config/sparc/litecoff.h: Likewise.
7978 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
7979 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7980 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7981 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7982 (ASM_OUTPUT_DESTRUCTOR): Remove.
7983 * config/a29k/a29k.c: Move include of tree.h.
7984 * config/a29k/udi.h: Delete file.
7985 * config/alpha/alpha.c (vms_asm_out_constructor): New.
7986 (vms_asm_out_destructor): New.
7987 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
7988 (EXTRA_SECTION_FUNCTIONS): Likewise.
7989 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7990 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7991 * config/c4x/c4x.c: Move include of tree.h.
7992 * config/clipper/clipper.c (clix_asm_out_constructor): New.
7993 (clix_asm_out_destructor): New.
7994 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7995 (ASM_OUTPUT_DESTRUCTOR): Remove.
7996 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7997 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7998 (TARGET_ASM_CONSTRUCTOR): New.
7999 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8000 (sco_asm_out_constructor): New.
8001 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8002 * config/i386/svr3gas.h: Remove stack grows up code.
8003 Remove code duplicated from i386/sysv3.h.
8004 (TARGET_ASM_CONSTRUCTOR): New.
8005 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8006 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8007 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8008 (TARGET_ASM_CONSTRUCTOR): New.
8009 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8010 (m68hc11_asm_out_destructor): New.
8011 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8012 (TARGET_ASM_DESTRUCTOR): New.
8013 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8014 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8015 config/svr3.h pertaining to section manipulation.
8016 * config/m68k/dpx2g.h: Remove #if 0 code.
8017 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8018 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8019 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8020 (TARGET_ASM_CONSTRUCTOR): New.
8021 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8022 (m88k_svr3_asm_out_constructor): New.
8023 (m88k_svr3_asm_out_destructor): New.
8024 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8025 (ASM_OUTPUT_DESTRUCTOR): Remove.
8026 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8027 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8028 * config/rs6000/aix.h: Likewise.
8029 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8030 * config/mips/vxworks.h: Likewise.
8031 * config/rs6000/lynx.h: Likewise.
8032 * config/sh/elf.h: Likewise.
8033 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8034 (DTORS_SECTION_ASM_OP): New.
8035 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8036 (ASM_OUTPUT_DESTRUCTOR): Remove.
8037 * config/sparc/sol2-sld-64.h: Likewise.
8038 * config/vax/vax.c (vms_asm_out_constructor): New.
8039 (vms_asm_out_destructor): New.
8040 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8041 (ASM_OUTPUT_DESTRUCTOR): Remove.
8042 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8044 * doc/tm.texi (@node Initialization): Update.
8046 2001-08-09 Richard Henderson <rth@redhat.com>
8048 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8049 (__do_global_dtors_aux): Use gp-relative static data to avoid
8050 one dynamic relocation.
8051 (__do_frame_setup): Register Java classes.
8052 * config/alpha/crtend.asm (__JCR_END__): New.
8054 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8056 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8057 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8058 (GEN, STAGESTUFF): Add new files.
8059 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8060 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8061 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8062 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8063 as well as insn-codes.h and insn-flags.h in config.h; and no
8064 extra headers in tconfig.h and hconfig.h.
8066 * gencodes.c: Eliminate code to generate predicate declarations
8067 or #defines for md-file constants.
8068 * genconstants.c, genpreds.c: New files.
8070 * i386.md: Re-order guard expressions such that TARGET_64BIT
8071 comes first, when this permits better optimization. Add
8072 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8073 why this is desirable.
8075 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8077 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8078 (find_fde_for_dso): Remove.
8079 (_Unwind_IteratePhdrCallback): New.
8080 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8081 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8083 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8085 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8086 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8088 2001-08-09 Graham Stott <grahams@redhat.com>
8090 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8091 (vis_no_unit): Use it.
8092 (visualize_no_unit): Add the insn only if room exists.
8094 2001-08-09 Graham Stott <grahams@redhat.com>
8096 * predict.c (estimate_probability): Replace magic numbers with
8097 appropriate enumeration.
8099 2001-08-09 Graham Stott <grahams@redhat.com>
8101 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8103 (EXTRACT_FLAGS): Likewise.
8105 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8107 * config/mips/mips.c (mips_legitimate_address_p): Check for
8108 CONST_INT in last patch.
8110 2001-08-08 Anthony Green <green@redhat.com>
8112 * java/class.c (emit_register_classes): Use assemble_jcr if
8113 possible. Keep the original mechanism as a fallback.
8114 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8115 and weak symbol support.
8116 * crtstuff.c (__JCR_LIST__): Define.
8117 (__JCR_END__): Define.
8118 (_Jv_RegiserClasses): Define weak symbol if possible.
8119 (__do_global_ctors_aux): Register classes for ELF targets with
8120 weak symbol support.
8122 2001-08-08 Kazu Hirata <kazu@hxi.com>
8124 * dbxout.c: Fix comment formatting.
8125 * dependence.c: Likewise.
8127 * diagnostic.c: Likewise.
8128 * dominance.c: Likewise.
8129 * doprint.c: Likewise.
8130 * dwarf2out.c: Likewise.
8131 * dwarfout.c: Likewise.
8132 * emit-rtl.c: Likewise.
8133 * except.c: Likewise.
8134 * explow.c: Likewise.
8135 * expmed.c: Likewise.
8138 * fold-const.c: Likewise.
8139 * function.c: Likewise.
8141 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8143 * global.c (retry_global_alloc): Avoid shadowing allocno.
8145 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8147 * except.c (remove_fixup_regions): Fix typo.
8149 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8151 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8152 unsigned HOST_WIDE_INT to avoid warning.
8153 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8154 * flow.c (set_block_for_new_insns): Likewise.
8156 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8158 * sibcall.c (return_value_pseudo): New static variable.
8159 (skip_copy_to_return_value): Handle return_value_pseudo.
8160 (call_ends_block_p): Ensure that return_value_pseudo is set.
8161 (optimize_sibling_and_tail_recursive_call): Discover the
8162 load of pseudo return value in alternate exit block.
8164 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8166 * calls.c (ECF_ALWAYS_RETURN): New constant.
8167 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8168 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8169 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8170 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8171 * rtl.c (reg_note_name): New name.
8172 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8174 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8176 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8178 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8180 * alias.c (get_alias_set): Return a previously calculated
8181 alias set for a VAR_DECL.
8182 * function.c (gen_mem_addressof): Calculate the alias set before
8185 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8187 * predict.def: Set hitrates according our experimental run.
8189 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8191 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8193 2001-08-08 H.J. Lu <hjl@gnu.org>
8195 * config/mips/mips.c (mips_unique_section): New. Copied from
8198 * config/mips/mips-protos.h (mips_unique_section): New
8201 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8203 * config/mips/little.h: New. Generic little endian mips
8204 targets. Only mips*-*-linux* is converted to use it so far.
8206 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8207 (WCHAR_TYPE): Defined
8208 (WCHAR_TYPE_SIZE): Likewise.
8209 (INIT_SUBTARGET_OPTABS): Likewise.
8210 (BSS_SECTION_ASM_OP): Likewise.
8211 (SBSS_SECTION_ASM_OP): Likewise.
8212 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8213 (ASM_DECLARE_OBJECT_NAME): Likewise.
8214 (UNIQUE_SECTION): Likewise.
8215 (EXTRA_SECTIONS): Likewise.
8216 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8217 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8218 (ASM_OUTPUT_DEF): Likewise.
8219 (HANDLE_SYSV_PRAGMA): Removed.
8220 (NO_IMPLICIT_EXTERN_C): Likewise.
8221 (TARGET_MEM_FUNCTIONS): Likewise.
8222 (STARTFILE_SPEC): Likewise.
8223 (ENDFILE_SPEC): Likewise.
8224 (LIB_SPEC): Likewise.
8225 (INVOKE__main): Likewise.
8226 (CTOR_LIST_BEGIN): Likewise.
8227 (CTOR_LIST_END): Likewise.
8228 (DTOR_LIST_BEGIN): Likewise.
8229 (DTOR_LIST_END): Likewise.
8230 (SET_ASM_OP): Likewise.
8231 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8232 (ASM_OUTPUT_DEF): Likewise.
8233 (ASM_OUTPUT_IDENT): Likewise.
8235 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8236 (CPLUSPLUS_CPP_SPEC): Likewise.
8237 (ASM_APP_ON) Redefine only if not defined.
8238 (ASM_APP_OFF): Likewise.
8239 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8240 (ASM_OUTPUT_IDENT): Likewise.
8242 * config.gcc: Update tm_file for Linux/mips.
8244 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8246 * cselib.c (cselib_record_sets): If insn is predicated, turn
8247 sources into IF_THEN_ELSEs.
8249 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8250 Turn into define_insn_and_split.
8252 * sched-deps.c: Include "cselib.h".
8253 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8254 Use cselib to turn memory addresses into VALUEs.
8255 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8256 * sched-int.h (struct sched_info): New member USE_CSELIB.
8257 * sched-ebb.c (ebb_sched_info): Initialize it.
8258 * sched-rgn.c (rgn_sched_info): Likewise.
8259 * Makefile.in (sched-deps.o): Update dependencies.
8261 * cselib.h (cselib_subst_to_values): Declare.
8262 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8263 that have no value and autoincs to be handled by generating a new
8266 2001-08-08 Graham Stott <grahams@redhat.com>
8268 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8269 within fixed length SEQUENCE.
8271 2001-08-08 Graham Stott <grahams@redhat.com>
8273 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8274 (diagnostic_prefixing_rule): Likewise.
8275 (diagnostic_line_cutoff): Likewise.
8276 (diagnostic_kind_count): Likewise.
8278 2001-08-08 Graham Stott <grahams@redhat.com>
8280 * alias.c (find_base_decl): Delete redundent assignment.
8282 2001-08-08 Graham Stott <grahams@redhat.com>
8284 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8285 (abs): Uppercase and paranthesize macro parameter.
8286 (MEM_DEPENDENCY): Add whitespace.
8288 2001-08-08 Graham Stott <grahams@redhat.com>
8290 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8291 failure check for CONST_INT
8293 2001-08-08 Graham Stott <grahams@redhat.com>
8295 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8296 (libcall_dead_p): Likewise.
8298 (mark_used_regs): Constify fmt.
8299 (find_use_as_address): Likewise.
8301 2001-08-08 Graham Stott <grahams@redhat.com>
8303 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8306 2001-08-08 Graham Stott <grahams@redhat.com>
8308 * combine.c (combine_simplify_rtx): Update comment and
8309 remove erroneous test.
8311 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8313 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8314 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8315 take care to avoid multiple no-newline at EOF warnings in that
8318 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8320 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8321 (emit_library_call_value_1): Likewise.
8322 (emit_call_1): Emit REG_SETJMP note.
8323 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8325 * cselib.c (cselib_process_insn): Likewise.
8326 * flow.c (propagate_block): Likewise.
8327 * loop.c (find_and_verify_loops): Likewise.
8328 * reload.c (find_equiv_regs): Likewise.
8329 * reload1.c (reload): Likewise.
8330 * resource.c (mark_referenced_resources,
8331 mark_set_resources): Likewise.
8332 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8333 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8334 * haifa-sched.c (unlink_other_notes): Likewise.
8335 (reemit_notes): Likewise.
8336 * sched-ebb.c (sched_ebb): Likewise.
8337 * sched-rgc.c (sched_region): Likewise.
8338 * rtl.c (note_insn_name): Likewise.
8339 (reg_note_name): Add REG_SETJMP
8340 * rtl.h (reg_note): Add REG_SETJMP.
8341 (insn_note): Remove NOTE_INSN_SETJMP.
8343 * profile.c (branch_prob): Add fake edges for setjmp.
8345 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8347 * config.gcc: Quote target_cpu_default2 correctly for
8348 powerpc*-*-* targets.
8350 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8352 * cpplib.h, line-map.h: Update comments.
8353 * cppmain.c (printer_init): Move inline.
8354 (maybe_print_line, print_line): Take a map pointer.
8355 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8356 (cb_file_change): Don't use prior value of print.map.
8358 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8360 * doc/install.texi: Document fine-grained multilib configuration.
8362 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8364 * rtlanal.c (find_first_parameter_load): Call note_stores
8365 only on the instructions.
8367 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8369 * alias.c (nonlocal_mentioned_p):
8370 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8371 * calls.c (emit_call_1): Likewise.
8372 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8373 * cselib.c (cselib_process_insn): Likewise.
8374 * df.c (df_insns_modify): Likewise.
8375 * flow.c (need_fake_edge_p): Likewise.
8376 (propagate_one_insn): Likewise.
8377 * haifa-sched.c (reemit_notes): Likewise.
8378 * integrate.c (copy_insn_list): Likewise.
8379 * jump.c (delete_prior_computation): Likewise.
8380 * local-alloc.c (validate_equiv_mem): Likewise.
8381 * loop.c (scan_loop): Likewise.
8382 * predict.c (estimate_probability): Likewise.
8383 * reload.c (reload): Likewise.
8384 * sched-deps (sched_analyze): Likewise.
8385 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8386 * gcse.c (compute_hash_table): Likewise.
8387 (mark_call): Likewise.
8388 (store_killed_in_insn): Likewise.
8390 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8392 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8394 2001-08-06 Richard Henderson <rth@redhat.com>
8396 * varasm.c (assemble_gc_entry): Remove.
8397 * output.h: Likewise.
8399 2001-08-06 Richard Henderson <rth@redhat.com>
8401 * varasm.c (assemble_constructor): Take a symbol_ref and a
8402 priority instead of a bare string. Move priority handling
8403 here from cp/decl2.c.
8404 * output.h: Update decls.
8406 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8407 and assemble_destructor.
8408 * profile.c (output_func_start_profiler): Likewise.
8409 * objc/objc-act.c (finish_objc): Likewise.
8410 (build_module_descriptor): Return the symbol not the symbol name.
8412 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8414 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8415 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8416 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8417 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8418 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8419 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8421 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8423 * cpperror.c (print_containing_files): Moved to line-map.c.
8424 (print_location): line-map.c handles re-listing or otherwise.
8425 * cpphash.h (struct lexer_state): Remove next_bol.
8426 (struct cpp_buffer): Remove include_stack_listed.
8427 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8428 Remove faked buffer handling.
8429 (_cpp_do_file_change): Tweak.
8430 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8431 * cppmain.c (struct printer): Remove filename.
8432 (print_line, cb_file_change): Update accordingly.
8433 * line-map.c: Include intl.h.
8434 (init_line_maps): Initialize last_listed.
8435 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8436 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8437 (print_containing_files): New.
8438 * line-map.h (struct line_maps): New member last_listed.
8439 (print_containing_files, INCLUDED_FROM): New.
8440 * Makefile.in: Update.
8441 * po/POTFILES.in: Add line-map.c.
8443 2001-08-06 Richard Henderson <rth@redhat.com>
8445 * except.c (convert_from_eh_region_ranges_1): Never mark
8446 USE or CLOBBER insns as throwing.
8448 * expr.c (store_constructor): Don't clobber memory targets.
8450 2001-08-06 Andreas Jaeger <aj@suse.de>
8452 * profile.c (branch_prob): Remove unused variable insn.
8454 * Makefile.in (local-alloc.o): Add dependency on except.h.
8456 * local-alloc.c: Include except.h for can_throw_internal prototype.
8458 2001-08-06 Richard Henderson <rth@redhat.com>
8460 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8461 * function.c (expand_main_function): Implement it.
8462 * doc/tm.texi: Document it.
8464 2001-08-06 Stan Shebs <shebs@apple.com>
8466 * doc/install.texi: Document powerpc-*-darwin* details.
8468 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8470 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8471 (ASM_CPU_SPEC): Move back to rs6000.h
8472 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8474 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8476 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8479 * config/rs6000/linux64.h: Ditto.
8481 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8482 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8485 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8486 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8488 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8491 2001-08-05 Richard Henderson <rth@redhat.com>
8493 * local-alloc.c (update_equiv_regs): Do not move insns that
8496 2001-08-05 Jan Hubicka <jh@suse.cz>
8498 * Makefile.in (reload1.o): Add dedendancy on except.h
8499 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8501 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8502 indicating wehther edges has been cleaned up.
8503 * reload1.c: Inlucde except.h
8504 (fixup_abnormal_edges): Accept deleted insns.
8505 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8508 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8510 * cpplib.c (do_line): Correct line number after pop_buffer.
8512 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8514 PR preprocessor/3824
8515 * line-map.c: Update comments.
8516 * line-map.h: Update comments.
8517 * tradcif.y: Don't consider large numbers unsigned.
8519 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8521 PR preprocessor/3081
8522 * c-lex.c (map): New.
8523 (cb_file_change): Update map and use it.
8524 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8525 (c_lex): Update to use map.
8526 * cpperror.c (print_location): Move to using logical line numbers.
8527 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8528 (cpp_make_system_header): Similarly.
8529 (_cpp_execute_include): Stop line numbering hacks. Store the
8530 line we will return to.
8531 * cpphash.h (CPP_BUF_LINE): Remove.
8532 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8533 Add map and return_to_line.
8534 (_cpp_do_file_change): Update.
8535 * cppinit.c (cpp_start_read): Update line kludge.
8536 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8537 (trigraph_ok): Use logical line numbers for diagnostics.
8538 (skip_block_comment): Likewise.
8539 (skip_whitespace): Likewise.
8540 (skip_line_comment): Use pfile->line instead.
8541 (_cpp_lex_token): Update to use logical line numbering exclusively.
8542 Handle BOL locally. Accept new lines in directives, but keep
8543 pfile->line decremented. Diagnostics use logical lines. Update
8545 * cpplib.c (SEEN_EOL): New.
8546 (skip_rest_of_line, check_eol): Use it.
8547 (end_directive): Increase line number when accepting the newline
8548 at the end of a directive.
8549 (run_directive): Simplify.
8550 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8551 (_cpp_do_file_change): Update to take buffer line number as an
8552 argument, and store the current map in the cpp_reader. Remove
8553 line number kludges.
8554 (_cpp_do__Pragma): Restore output position after a _Pragma.
8555 (cpp_push_buffer): Don't set output line or lineno.
8556 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8557 Remove line kludge. Set output_line.
8558 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8559 (parse_arg): Use logical lines.
8560 (save_lookahead_token): Save EOFs too now.
8561 * cppmain.c (struct printer): Fix comments.
8562 (printer_init): Simplify, let caller do errors.
8563 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8564 (maybe_print_line): Simplify.
8565 (print_line): Don't print a linemarker if -P.
8566 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8567 (cb_file_change): Simplify.
8568 * line-map.h (LAST_SOURCE_LINE): Fix.
8569 (CURRENT_LINE_MAP): New.
8571 2001-08-05 Bernd Schmidt <bernds@redhat.com>
8573 * doloop.c (doloop_modify_runtime): Properly compute number of
8574 iterations if loop was unrolled.
8576 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
8577 if their CSELIB_VAL_PTRs are.
8579 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
8580 (setup_spill_pointers): Initialize it.
8581 (spill_restore_mem): Set it.
8582 (do_spill, do_restore): Use it to add REG_INC note.
8583 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
8585 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
8586 asms if other insns are available.
8588 * config/ia64/ia64.c (condop_operator): New predicate.
8589 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
8590 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
8593 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
8594 temporary register than directly using a MEM.
8596 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8598 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
8599 parameter in last change.
8601 2001-08-04 Zack Weinberg <zackw@panix.com>
8603 * sparc.md: Don't use #if inside C test expression.
8605 2001-08-04 Richard Henderson <rth@redhat.com>
8607 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
8609 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
8611 * cpphash.h (struct cpp_reader): New member directive_line.
8612 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
8613 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
8614 do_pragma): Pass line to callbacks.
8615 (start_directive): Record line of directive.
8616 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
8617 cb_include): Similarly.
8618 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
8621 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8623 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
8626 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8628 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
8630 * reload1.c (fixup_abnormal_edges): New static function.
8633 * flow.c (need_fake_edge_p): New function.
8634 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
8635 avoid call insn to be very last insn in the insn stream.
8637 * profile.c (branch_prob): Call flow_call_edges_add instead of
8638 doing that by hand; cleanup cfg to re-merge basic blocks once
8641 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8643 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
8644 are also on line-map.h.
8645 * cppfiles.c (stack_include_file): Update.
8646 * cpphash.h (struct cpp_buffer): New member return_at_eof.
8647 (_cpp_pop_buffer): New.
8648 * cppinit.c (cpp_destroy, cpp_finish): Update.
8649 (do_includes): Mark each buffer to return at EOF.
8650 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
8651 return as requested.
8652 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
8653 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
8654 * cpplib.h (cpp_pop_buffer): Remove.
8655 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
8656 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
8658 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
8660 (do_preprocessing): Update.
8661 * fix-header.c (read_scan_file): Update. No need to pop buffers.
8662 * c-parse.in (_yylex): Similarly.
8663 * scan-decls.c (scan_decls): Similarly.
8664 * line-map.h: Update comments.
8666 * objc/Make-lang.in (objc-act.o): Update dependencies.
8668 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8670 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
8671 and soft register for operand 0.
8672 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
8674 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8676 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
8677 register for operand 0.
8678 ("bitcmpqi_z_used"): Allow memory for operand 0.
8679 (split "bitcmpqi"): New split to handle address reg as operand 1.
8681 2001-08-04 Andreas Jaeger <aj@suse.de>
8683 * gcse.c: Revert Daniel's last patch.
8685 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8687 * sparc-protos.h: Add prototypes for fp_zero_operand and
8689 * sh-protos.h: Add prototype for fpul_operand.
8691 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8693 * doc/extend.texi (Other Builtins): Fix typo in last change.
8695 2001-08-03 Richard Henderson <rth@redhat.com>
8697 * target.h (gcc_target): Add asm_out.named_section,
8698 section_type_flags, have_named_sections.
8699 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
8700 (TARGET_HAVE_NAMED_SECTIONS): New.
8701 (TARGET_SECTION_TYPE_FLAGS): New.
8703 * Makefile.in (toplev.o): Depend on TARGET_H.
8704 (varasm.o, dbxout.o): Likewise.
8705 * c-common.c (decl_attributes): Check targetm.have_named_sections
8706 instead of ifdef ASM_OUTPUT_SECTION_NAME.
8707 * dbxout.c (dbxout_function_decl): Likewise.
8708 (dbxout_function_end): Likewise.
8709 * toplev.c (compile_file): Likewise.
8710 * varasm.c (exception_section): Likewise.
8711 * cp/decl2.c (finish_objects): Likewise.
8713 * defaults.h (EH_FRAME_SECTION): Remove.
8714 (EH_FRAME_SECTION_ASM_OP): Remove.
8715 (EH_FRAME_SECTION_NAME): New.
8716 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8717 (UNIQUE_SECTION_P): Remove.
8718 * dwarf2out.c (SECTION_FORMAT): Remove.
8719 (ASM_OUTPUT_SECTION): Remove.
8720 (output_call_frame_info): Use named_section_flags.
8721 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8722 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8723 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8724 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8725 (named_section_flags): New.
8726 (named_section): Use it and targetm.section_type_flags.
8727 (resolve_unique_section): New.
8728 (assemble_start_function): Use it.
8729 (asm_emit_uninitialised, assemble_variable): Likewise.
8730 (default_section_type_flags): New.
8731 (default_no_named_section, default_elf_asm_named_section): New.
8732 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8733 * output.h: Update varasm.c decls.
8734 (SECTION_*): New flags.
8736 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8737 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8739 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8740 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8741 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8742 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8743 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8744 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8745 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8746 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8747 * config/pa/pa64-hpux.h,
8749 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8750 (TARGET_ASM_NAMED_SECTION): New.
8751 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8752 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8753 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8754 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8755 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8756 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8757 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8758 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8759 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8760 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8761 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8762 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8763 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8764 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8765 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8766 * config/sparc/sysv4.h: Likewise.
8768 * config/nextstep.h: Error until named sections implemented.
8770 * config/a29k/a29k.c (a29k_asm_named_section): New.
8771 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8772 (vms_section_type_flags, vms_asm_named_section): New.
8773 * config/arm/arm.c (arm_elf_asm_named_section): New.
8774 * config/avr/avr.c (asm_output_section_name): Remove.
8775 * config/avr/avr-protos.h: Update.
8776 * config/c4x/c4x.c (c4x_asm_named_section): New.
8777 * config/h8300/h8300.c (h8300_asm_named_section): New.
8778 * config/i386/i386.c (sco_asm_named_section): New.
8779 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8780 (i386_pe_section_type_flags): New.
8781 (i386_pe_asm_named_section): New.
8782 * config/i386/i386-protos.h: Update.
8783 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8784 * config/mcore/mcore.c (mcore_asm_named_section): New.
8785 * config/mips/mips.c (iris6_asm_named_section): New.
8786 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8787 instead of UNIQUE_SECTION_P.
8788 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8789 (xcoff_asm_named_section): New.
8790 * config/sh/sh.c (sh_asm_named_section): New.
8791 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8793 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8794 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8795 (EH_FRAME_SECTION_NAME): New.
8796 (EXCEPTION_SECTION): New.
8797 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8798 (DEBUG_*_SECTION): Remove.
8799 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8800 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8801 (EH_FRAME_SECTION_ASM_OP): Remove.
8803 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8804 (ASM_OUTPUT_SECTION_NAME): Remove.
8805 (TARGET_ASM_NAMED_SECTION): New.
8806 (TARGET_HAVE_NAMED_SECTIONS): New.
8807 (TARGET_SECTION_TYPE_FLAGS): New.
8808 (EH_FRAME_SECTION_ASM_OP): Remove.
8809 (EH_FRAME_SECTION_NAME): New.
8811 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8813 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8814 for complex expressions when cfun == 0.
8815 * doc/extend.texi: Document that __builtin_constant_p can be
8816 used in data initializers as well as functions.
8818 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8820 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8821 variable I locally, instead of expecting a declaration in the
8824 2001-08-03 Richard Henderson <rth@redhat.com>
8826 * except.c (collect_one_action_chain): Add an explicit cleanup
8827 action if regions surrounding a catch were encoded entirely
8828 within the call-site entry.
8830 2001-08-03 Richard Henderson <rth@redhat.com>
8832 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8833 don't take REGNO of a non-register.
8835 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8837 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8838 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8839 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8840 (__gthread_mutex_init_function): New function for mutex initialization.
8842 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8844 * Makefile.in: Revert screwed up commit.
8846 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8848 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8849 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8850 merged by linker script to get a final _exit().
8851 (__do_global_dtors): New for destructor handling in specific exit
8853 (__do_global_ctors): New for constructors in specific install section.
8854 (__map_data_section): Map data sections before running constructors.
8855 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8856 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8857 (DTORS_SECTION_ASM_OP): Likewise.
8858 (CTORS_SECTION_FUNCTION): Define to force a reference to
8860 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8862 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8864 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
8866 * Makefile.in: Add df.h to gcse.c dependencies.
8868 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8870 * varasm.c (output_constant_def_contents): Use for the length of a
8871 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
8872 depending on which is larger.
8874 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8876 * gcse.c: Include df.h for use as a dataflow analyzer.
8878 Declaration of reg_set_info: gone.
8879 New df_analyzer variable used by store motion.
8880 (reg_set_info): Deleted.
8881 (mark_mem_regs): New function, analyze regs used by a mem.
8882 (store_ops_ok): Use dataflow analyzer results to determine if
8883 necessary regs are changed in the block.
8884 (find_moveable_store): Remove check for symbol ref, we can handle
8885 much more complex expressions now.
8886 (compute_store_table): Remove most of the code, it's unnecessary
8887 now that the dataflow analyzer records the info for us.
8888 (store_killed_after): Add parameter to say whether to do the
8889 store_ops_okay test, used to speed up testing when we already know
8890 the answer, and just want to know if the store itself was killed.
8891 (build_store_vector): Largely rewritten to calculate the various
8892 vectors properly, and somewhat optimized.
8893 (store_motion): Init the df_analyzer, get REG_DEF chains.
8894 Also handle trapping expressions (since mems almost always trap)
8895 (simple_mem): Redefine what a simple mem is.
8897 2001-08-03 DJ Delorie <dj@redhat.com>
8899 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
8900 set from a constant part of the condition.
8902 2001-08-01 Andrew Cagney <ac131313@redhat.com>
8904 * mkdeps.c (deps_add_default_target): Make local variable
8905 ``start'' a const char pointer.
8906 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
8908 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8910 * doc/install.texi (Configuration): Fix markup.
8911 (Specific, i?86-*-udk): Likewise.
8912 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
8914 Document --enable-threads and --enable-libgcj status.
8915 (Specific, mips-sgi-irix*): Canonicalize triples.
8916 (Specific, mips-sgi-irix5): Warn about problems with this config.
8917 Mention required GNU as patch.
8918 Native assembler problems are fixed.
8919 (Specific, mips-sgi-irix6): Update O32 ABI support status.
8920 Document --enable-threads and --enable-libgcj status.
8922 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8924 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
8927 2001-08-03 Richard Henderson <rth@redhat.com>
8929 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
8932 2001-08-03 Richard Henderson <rth@redhat.com>
8934 * rtlanal.c (find_first_parameter_load): Stop if we
8935 reach a CODE_LABEL at BOUNDARY.
8937 2001-08-03 Richard Henderson <rth@redhat.com>
8939 * config/alpha/alpha.md (force_movdi): New insn.
8940 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
8941 Tweek FRP marking of VMS prologue insns.
8942 * config/alpha/vms.h (EPILOGUE_USES): New.
8944 2001-08-02 Richard Henderson <rth@redhat.com>
8946 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
8948 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8950 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
8951 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
8952 config/convex/convex.h, config/d30v/d30v.c,
8953 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8954 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
8955 config/mips/mips.h, config/mn10200/mn10200.h,
8956 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
8957 config/v850/v850.h, config/vax/openbsd.h,
8958 config/vax/openbsd1.h, config/vax/ultrix.h,
8959 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
8960 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
8961 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
8962 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
8963 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
8964 in comments and documentation.
8966 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8970 * Makefile.in (line-map.o): New.
8971 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
8972 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
8973 * cpperror.c (print_containing_files): Similarly.
8974 (print_location): Update. Don't output a space before _Pragma.
8975 * cppfiles.c (stack_include_file): Set to line 1 immediately.
8976 (stack_include_filee, cpp_make_system_header): Update.
8977 (_cpp_execute_include): Get logical line number right for calling
8978 as-yet-unterminated #include.
8979 * cpphash.h (struct cpp_reader): Add line_maps.
8980 (_cpp_do_file_change): Update.
8981 * cppinit.c (cpp_create_reader): Initialize line maps.
8982 (cpp_destroy): Destroy line maps.
8983 (cpp_start_read): Get logical line number right.
8984 * cpplex.c (parse_string): Only warn once for multi-line strings.
8985 Use boolean variable for null warning.
8986 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
8988 (do_include_common): End the directive early.
8989 (do_line): Don't warn about out-of-range lines in preprocessed
8990 source. Update. Remove unused variables.
8991 (_cpp_do_file_change): Update for new line mapping.
8992 (pragma_cb): New typedef.
8993 (cpp_register_pragma): Stop looking ahead before calling the
8995 (do_pragma_system_header): End directive early.
8996 (cpp_get_line_maps): New.
8997 (cpp_pop_buffer): Fudge logical line. Update.
8998 * cpplib.h: Include line-map.h
8999 (enum cpp_fc_reason): Remove.
9000 (struct cpp_file_change): Update.
9001 (cpp_get_line_maps): New.
9002 * cppmain.c (struct_printer): New member map.
9003 (cb_file_change): Update for new mappings.
9004 * fix-header.c (cb_file_change): Similarly.
9006 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9008 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9009 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9011 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9013 * config/vax/vax.c: include expr.h.
9015 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9017 * Makefile.in ($(srcdir)/configure): Only rebuild in
9019 ($(srcdir)/config.in): Only define in maintainer mode.
9020 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9022 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9024 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9026 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9028 * gcc.c (set_collect_gcc_options): New function, split out from
9030 Ignore elided switches.
9031 (do_spec_1): Invoke before executing command.
9032 (set_input): Export.
9033 Move declaration ...
9034 * gcc.h (set_input): ... here.
9035 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9038 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9041 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9043 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9045 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9047 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9048 for the unnamed instructions it expands to.
9050 2001-08-02 Richard Henderson <rth@redhat.com>
9052 * regclass.c (call_really_used_regs): Conditionally define.
9053 (init_reg_sets_1): Don't use it if not defined.
9054 (fix_register): Similarly, don't set it.
9056 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9058 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9059 Correct comment that had been missed in the previous change.
9061 2001-08-01 Stan Shebs <shebs@apple.com>
9063 * config/darwin.c (machopic_stub_name): Try matching by name.
9064 (update_stubs): New function.
9065 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9068 2001-08-01 Richard Henderson <rth@redhat.com>
9070 * except.c (output_function_exception_table): Use assemble_align.
9071 * varasm.c (assemble_eh_label): Remove.
9072 (assemble_eh_align, assemble_eh_integer): Remove.
9074 2001-08-01 Robert Lipe <robertl@caldera.com>
9076 * dwarfout.c: Remove reference to README.DWARF.
9078 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9080 * regclass.c (call_really_used_regs): New array for registers which
9081 are actually used by a call.
9082 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9084 (fix_register): Set call_really_used too.
9085 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9086 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9088 2001-08-01 Richard Henderson <rth@redhat.com>
9090 * read-rtl.c (read_name): Consider \r whitespace.
9092 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9094 * config.gcc: Recognize powerpc-*-netbsd*.
9096 * doc/install.texi (Host/target specific installation notes for
9097 GCC): Mention powerpc-*-netbsd*.
9099 * config/rs6000/netbsd.h: New file.
9100 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9101 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9102 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9103 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9104 (TARGET_VERSION): Redefine.
9106 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9107 mcall-netbsd as a match for mcall-sysv.
9108 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9109 (ncrti.S, ncrtn.S): New targets.
9110 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9112 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9113 "netbsd' as a V4 ABI.
9114 (ASM_SPEC): Check for -mcall-netbsd.
9115 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9116 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9117 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9118 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9119 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9120 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9121 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9123 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9124 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9126 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9128 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9129 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9130 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9131 including "unwind-pe.h".
9133 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9135 * rs6000.md (define_splits): Kill unused constraints.
9137 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9138 Jan Hubicka <jh@suse.cz>
9140 * function.c (thread_prologue_and_epilogue_insns): Kill code
9141 dealing with non-existent CFG.
9143 2001-08-01 Kazu Hirata <kazu@hxi.com>
9145 * alias.c: Fix comment formatting.
9146 * bitmap.c: Likewise.
9147 * builtins.c: Likewise.
9148 * calls.c: Likewise.
9149 * c-common.c: Likewise.
9150 * c-decl.c: Likewise.
9151 * c-dump.c: Likewise.
9152 * c-lex.c: Likewise.
9153 * collect2.c: Likewise.
9154 * combine.c: Likewise.
9155 * conflict.c: Likewise.
9156 * cppfiles.c: Likewise.
9157 * cppinit.c: Likewise.
9158 * cpplex.c: Likewise.
9159 * cpplib.c: Likewise.
9160 * cppmacro.c: Likewise.
9161 * cppspec.c: Likewise.
9162 * c-pragma.c: Likewise.
9163 * crtstuff.c: Likewise.
9165 * cselib.c: Likewise.
9166 * c-semantics.c: Likewise.
9167 * c-typeck.c: Likewise.
9169 2001-08-01 H.J. Lu <hjl@gnu.org>
9171 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9173 2001-08-01 H.J. Lu <hjl@gnu.org>
9175 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9177 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9179 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9180 contextualizing Objective-C class name lookup by the lexer.
9181 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9183 (protocoldef): Add support for forward @protocol declarations.
9184 (yylexname): Suppress ObjC class name lookup in certain contexts;
9185 re-enable after lookup is complete.
9186 (_yylex): Re-enable ObjC class name lookup when certain
9187 punctuation marks are seen.
9189 * objc/objc-act.c (check_protocol_recursively): New function used
9190 for finding circular dependencies in protocols.
9191 (objc_declare_protocols): New function for handling forward
9192 @protocol declarations.
9193 (receiver_is_class_object): Detect the case when 'self' is used
9194 inside of a class method.
9195 (build_message_expr): Issue a warning if class method is desired
9196 but instance method is found instead.
9197 (conforms_to_protocol): Streamline.
9198 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9199 protocol Foo, even if 'Bar foo' does not.
9200 (check_protocols): Streamline.
9201 (start_protocol): Add checks for circular and duplicate protocol
9203 (encode_aggregate_within): For typedefs of structs, encode the
9205 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9206 (objc_declare_protocols): New prototype.
9208 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9210 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9211 * cpplex.c (handle_newline): Update prototype. Maintain logical
9213 (skip_escaped_newlines, skip_block_comment, parse_string):
9215 (_cpp_lex_token): Update, and store token position within the token.
9216 * cpplib.h (struct cpp_token): Add line and column entries.
9217 * cppmacro.c (replace_args): Position stringified tokens correctly.
9219 2001-08-01 Andreas Jaeger <aj@suse.de>
9221 * basic-block.h: Add prototype for last_loop_beg_note.
9223 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9225 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9226 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9228 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9229 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9230 expand_decl_cleanup.
9231 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9233 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9234 operand while calling simple_cst_equal.
9235 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9236 operand is the cleanup expression, the third is the RTL_EXPR.
9237 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9239 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9241 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9243 2001-07-31 matthew green <mrg@eterna.com.au>
9245 * config.gcc (i386-*-netbsdelf): New description.
9246 * config/i386/netbsd-elf.h: New file.
9248 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9250 * loop.c (check_dbra_loop): Use single_set to compute
9253 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9255 PowerPC reorg and support for powerpc64-*-linux*.
9257 Also fixes emitting of constants on 32 bit and 64 bit
9260 * config.gcc: powerpc64-*-linux* is a new target.
9261 Things that needed aix.h now also include xcoff.h
9263 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9265 Move AIX specific stuff into aix.h.
9266 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9267 with more than just XCOFF now.
9268 (SET_ASM_OP): Remove, now defined where needed.
9269 (FUNCTION_PROLOGUE): New macro definition.
9270 (FUNCTION_EPILOGUE): New macro definition.
9271 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9273 * config/rs6000/xcoff.h: New file.
9275 * config/rs6000/linux64.h: New file.
9277 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9279 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9281 * rs6000.c (print_operand_address): Handle ELF syntax.
9282 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9283 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9284 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9286 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9288 * rs6000.c (rs6000_override_options): Only disable
9289 flag_function_sections for XCOFF.
9290 (exact_log2_cint_operand): New predicate.
9291 (reg_or_{add,sub}_cint64_operand): New predicates.
9292 (add_operand): Compare CONST_INT with fewer function calls.
9293 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9294 (print_operand, case 'p'): Ensure positive operand.
9295 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9296 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9297 (PREDICATE_CODES): Add new predicates.
9298 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9299 (divsi3, modsi3): Ensure positive power-of-2.
9300 (adddi3): Use new predicate. Split 32-bit constants more
9301 correctly. Re-arrange splitter to handle any constant.
9302 (subdi3): Use new predicate.
9303 (divdi3, moddi3): Ensure positive power-of-2.
9304 (movdi): Use rs6000_emit_set_const.
9305 (load_toc_v4_pic_di): Delete.
9307 2001-07-31 Graham Stott <grahams@redhat.com>
9309 * function.c (pad_below): Revert 2001-07-26 patch.
9311 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9313 * reg-stack (convert_regs_1): Fix best edge condition.
9315 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9317 * jump.c (duplicate_loop_exit_test): Better test for jumps
9318 entering the loop; create loop pre_header.
9320 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9322 * doc/install.texi: Add s390 and s390x as new targets.
9323 * doc/invoke.texi: Add documentation of S/390 and zSeries
9325 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9327 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9329 * config/m68k/m68k.md: Replace all general_operand with
9330 nonimmediate_operand for all destinations.
9331 * config/m68k/m68k.c (not_sp_operand): Likewise.
9333 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9335 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9337 2001-07-30 Richard Henderson <rth@redhat.com>
9339 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9340 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9342 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9344 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9345 Add missing doc strings
9346 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9347 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9349 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9351 * i386.c (ix86_output_main_function_alignment_hack): New function.
9352 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9354 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9355 edges by EDGE_DFS_BACK flag.
9356 (dump_edge_info): Add dfs_back flag.
9357 * basic-block.h (EDGE_DFS_BACK): New constant.
9358 (mark_dfs_back_edges): Declare.
9359 * alias.c (loop_p): Remove.
9360 (mark_constant_function): Use mark_dfs_back_edges.
9362 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9363 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9364 (compensate_edge): Break out from ...
9365 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9366 (convert_regs_2): Set block_done once block is really done;
9367 Do updating of the predecesors counts.
9369 * toplev.c (rest_of_compilation): Recompute block_for_insn
9370 before post-reload cfg_cleanup.
9371 * function.c (thread_prologue_epilogue_insns):
9372 Call set_block_for_new_insns when emitting prologue directly.
9374 2001-07-30 Andreas Jaeger <aj@suse.de>
9376 * jump.c: Add prototype for mark_modified_reg.
9378 * cse.c (set_live_p): Add unused attribute.
9380 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9382 (scan_for_source_files): Use long for count to avoid overflow.
9383 (output_data): Likewise.
9384 (output_data): Don't use string concatatenation to silence gcc
9387 * predict.c: Fix typos and grammar.
9389 * gcse.c (insert_insn_end_bb): Remove unused variables.
9391 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9393 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9394 (attempt_auto_inc): LIkewise.
9395 (mark_used_reg): Likewise.
9396 (try_pre_increment_1): Likewise.
9397 * regclass.c (regclass): Likewise.
9398 * global.c (allocno_compare): Update comment; change scaling factor.
9399 * local-alloc.c (QTY_CMP_PRI): Likewise.
9400 * regs.h (REG_FREQ_FROM_BB): New.
9401 (REG_FREQ_MAX): Likewise.
9403 2001-07-30 H.J. Lu <hjl@gnu.org>
9405 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9408 2001-07-30 H.J. Lu (hjl@gnu.org)
9410 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9411 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9412 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9414 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9416 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9417 as -mthumb-interwork when -mcpu=arm7 is specified.
9419 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9421 * predict.def (noreturn, loop branch, loop exit): Mark as first
9424 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9426 * combine.c (try_combine): Avoid barrier after noop jumps.
9428 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9430 * cpphash.h (struct cpp_reader): Remove import_warning.
9431 * cpplib.c (skip_rest_of_line): Don't bother turning off
9433 (parse_include): Move include handling to...
9434 (do_include_common): ... here. Move import warning from...
9435 (do_import): ... here.
9436 (do_pragma_poison): Don't do a callback for poison identifiers.
9437 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9438 * cppmain.c (setup_callbacks): Similarly.
9440 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9442 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9443 handle multiple sets.
9444 * except.c (sjlj_mark_call_sites): .... here.
9445 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9447 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9449 Suggested by Richard Henderson and Richard Kenner:
9450 * combine.c (recog_for_combine): Use the fake recog
9451 only if instruction does not match.
9452 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9453 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9455 * combine.c (try_combine): Discover noop jump as direct jump.
9457 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9459 * df.c (df_rd_global_compute): Add successors to worklist, not
9461 (df_ru_global_compute): Ditto.
9463 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9465 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9466 increment REG_N_SETS.
9468 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9470 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9472 * sbitmap.c (sbitmap_a_xor_b): New function.
9473 ifdef the basic block stuff on IN_GCC.
9475 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9477 * cppexp.c (parse_defined): Always record the macro name.
9478 (lex): Don't worry about identifiers, or special-case
9480 (_cpp_parse_expr): Figure out at the end of the routine
9481 whether we saw a valid !defined() expression.
9482 * cppfiles.c (stack_include_file): Update for mi_valid.
9483 (_cpp_pop_file_buffer): Similarly.
9484 * cpplex.c (_cpp_lex_token): Similarly.
9485 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9486 mi_if_not_defined, mi_lexed): Remove.
9488 * cpplib.c (do_if): Simplify.
9489 (do_endif, push_conditional, _cpp_handle_directive): Update
9490 for renaming of mi_state to mi_valid.
9492 * cpp.texi: Add index entries for digraphs, and add comment
9493 that C++ refers to them as alternative tokens.
9495 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9497 * basic-block.h (CLEANUP_PRE_LOOP): New.
9498 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9499 * sibcall.c (optimize_sibling_calls): Likewise.
9500 * toplev.c (rest_of_compilation): Likewise.
9501 * flow.c (try_forward_edges): Take argument MODE;
9502 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9503 (try_optimize_cfg): Update call of try_forward_edges.
9505 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9506 Jan Hubicka <jh@suse.cz>
9508 * (validate_replace_rtx_1): Fix simplification of MINUS.
9510 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9512 PR preprocessor/3669
9513 * cppinit.c (init_dependency_output): Turn off dump requests
9514 if sending dependencies to stdout.
9516 2001-07-28 Richard Henderson <rth@redhat.com>
9518 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9521 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9523 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9525 2001-07-28 Kazu Hirata <kazu@hxi.com>
9527 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9528 is VAR_DECL first to prevent an ICE.
9530 2001-07-28 Richard Henderson <rth@redhat.com>
9532 * varasm.c (immed_real_const_1): Don't elide special cases for
9534 (clear_const_double_mem): Clear const_tiny_rtx too.
9536 2001-07-28 Richard Henderson <rth@redhat.com>
9538 * dwarf2out.c (dw_val_class_offset): New.
9539 (struct dw_ranges_struct, dw_ranges_ref): New.
9540 (ranges_table, ranges_table_allocated): New.
9541 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9542 (add_AT_offset, add_ranges, output_ranges): New.
9543 (print_die, output_die): Handle dw_val_class_offset.
9544 (attr_checksum, size_of_die, value_format): Likewise.
9545 (gen_lexical_block_die): Handle non-contiguous blocks.
9546 (gen_block_die): Likewise.
9547 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9548 if needed. Dump the ranges table.
9549 * final.c (final_start_function): Remove unnecessary notes and
9550 rebuild the block tree before numbering the blocks.
9551 * function.c (reorder_blocks_0): Walk the existing block tree
9552 to unmark all blocks.
9553 (reorder_blocks_1): Create block fragments when duplicate block
9555 (reorder_fix_fragments): New.
9556 (reorder_blocks): Call it.
9557 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9559 2001-07-28 Richard Henderson <rth@redhat.com>
9561 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9563 2001-07-28 Richard Henderson <rth@redhat.com>
9565 * flow.c (add_to_mem_set_list): New function.
9566 (init_propagate_block_info): Use it.
9567 (mark_set_1): Likewise.
9568 (insn_dead_p): Canonicalize memory address for dead store
9569 comparison. Allow wider mode stores to kill narrower mode stores.
9570 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9571 (invalidate_mems_from_set): Don't handle MEMs.
9573 2001-07-28 Kazu Hirata <kazu@hxi.com>
9575 * config/h8300/h8300.h: Fix formatting.
9577 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9579 * basic-block.h (EDGE_FREQUENCY): New macro.
9580 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
9582 * flow.c (find_sub_basic_blocks): Likewise.
9583 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
9584 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
9586 * predict.c (DEF_PREDICTOR): New argument FLAGS.
9587 (HITRATE): New macro.
9588 (PRED_FLAG_FIRST_MATCH): New constant.
9589 (predictor_info): New field flgags.
9590 (combine_predictions_for_insn): Use DS theory to combine
9591 probabilities; set the edge probabilities when finished.
9592 (estimate_probability): Avoid duplicated matches
9593 of LOOP_BRANCH heuristics for nested loops; update comment.
9594 * predict.def: Add flags for each prediction, set probabilities
9595 according to B&L paper.
9596 * predict.h (DEF_PREDICTOR): New argument FLAGS.
9598 * profile.c (compute_branch_probabilities): Cleanup way the edge
9599 probabilities are computed and REG_BR_PROB notes are dropped; if
9600 values does not match, emit error.
9601 (init_branch_prob): Do error instead of warning when profile driven
9602 feedback is missing or corrupt.
9604 2001-07-27 DJ Delorie <dj@redhat.com>
9606 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
9607 against a constant, try to adjust the compare to have the desired
9608 constant in it so that min/max optimizations happen more often.
9610 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9612 * flow.c (last_loop_beg_note): New function.
9613 (redirect_edge_and_branch): Use it.
9614 (split_edge): Likewise.
9616 * alias.c (loop_p): Avoid uninitialized memory access.
9618 * flow.c (try_forward_edges): Avoid accessing freed memory.
9620 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
9623 2001-07-26 Andrew Haley <aph@redhat.com>
9624 Joern Rennecke <amylaar@redhat.com>
9626 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
9627 (SUBTARGET_CPP_ENDIAN_SPEC): New.
9628 (SUBTARGET_CPP_SPEC): New.
9630 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
9631 (SUBTARGET_CPP_PTR_SPEC): New.
9632 (CPP_DEFAULT_CPU_SPEC): New.
9633 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
9634 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9635 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
9636 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9637 (SUBTARGET_CPP_SPEC): Define as an empty string.
9639 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9641 * doc/install.texi (Configuration): Properly link the host
9642 specific instructions also when generating HTML.
9644 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
9646 * flow.c (redirect_edge_and_branch_force): Test
9647 target->global_live_at_start.
9649 2001-07-26 Richard Henderson <rth@redhat.com>
9651 * simplify-rtx.c (avoid_constant_pool_reference): Export.
9652 * rtl.h (avoid_constant_pool_reference): Declare it.
9653 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
9654 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
9656 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9658 * rtl.h (cleanup_barriers): Declare.
9659 * jump.c (cleanup_barriers): New function.
9660 * toplev.c (rest_of_compilation): Call cleanup_barriers
9661 before loop optimizer and after bb_reorder.
9663 * flow.c (back_edge_of_syntactic_loop_p): New.
9664 (split_edge): Use it.
9666 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9668 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
9670 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
9672 * cse.c (cse_process_notes): Replace any registers if the address
9675 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
9677 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
9678 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
9679 (propagate_block): Update prototype.
9680 * flow.c (update_life_info): Simplify the CFG and
9681 recalculate the global regs which are alive when
9682 removing dead code during a global update.
9683 (propagate_block): Return non-zero if an INSN is
9686 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9688 * Makefile.in (LIBICONV): Define.
9690 2001-07-26 Catherine Moore <clm@redhat.com>
9692 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
9693 of conditional to avoid tree checking errors.
9695 2001-07-26 Kazu Hirata <kazu@hxi.com>
9697 * regmove.c (regmove_optimize): Don't replace a reg with
9698 another reg of a different mode.
9700 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
9702 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
9703 limit length of dependency flush list.
9704 * params.h (MAX_PENDING_LIST_LENGTH): Define.
9705 * sched-int.h (struct deps): Add pending_flush_length field.
9706 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
9707 has 1 element in it.
9708 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
9709 (sched_analyze): After a jump, if the pending memory flush list is too
9710 large, flush the pending lists.
9711 (init_deps): Initialize pending_flush_length to 0.
9712 * doc/invoke.texi (max_pending_list_length): Document parameter.
9714 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9716 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9717 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9718 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9720 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9722 * cpphash.h (struct_lexer_state): Delete was_skipping.
9723 Move skipping here from struct cpp_reader.
9724 * cpplex.c (parse_identifier): Update.
9725 (_cpp_lex_token): Don't skip tokens in a directive.
9726 * cpplib.c (struct if_stack): Update.
9727 (start_directive, end_directive): Don't change skipping state.
9728 (_cpp_handle_directive): Update.
9729 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9730 (do_else, do_endif): Update; only check for excess tokens if not
9731 in a skipped conditional block.
9732 (push_conditional): Update for new struct if_stack.
9734 2001-07-26 Graham Stott <grahams@redhat.com>
9736 * function.c (locate_and_pad_parm): Also pad initial offset
9737 so that the total argument size also includes the padding.
9739 2001-07-26 Graham Stott <grahams@redhat.com>
9741 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9742 change XSTR to XTMPL.
9744 (process_one_cond_exec): Likewise
9746 2001-07-25 Richard Henderson <rth@redhat.com>
9748 * varasm.c (assemble_variable): Create DECL_RTL before setting
9751 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9753 * predict.c (estimate_probability): Avoid duplicated predictions.
9755 * loop.c (find_and_verify_loops): Grok multiple barriers.
9757 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9759 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9761 * dbxout.c: Consistently use putc instead of fputc.
9762 (print_wide_int): New function; call instead of direct fprintf.
9763 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9764 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9765 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9766 (print_int_cst_octal): Likewise.
9767 (print_octal): Show we wrote characters.
9768 (dbxout_type): Set have_used_extensions in more places.
9770 2001-07-25 Catherine Moore <clm@redhat.com>
9772 * config/v850/v850.c (v850_va_arg): Use addr
9773 instead of valist to build incr.
9775 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9777 * flow.c (delete_dead_jumptables): New function.
9778 (life_analyzis): Call it.
9779 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9782 2001-07-25 Richard Henderson <rth@redhat.com>
9784 * except.c (reachable_handlers): Handle a region being removed
9785 out from under a RESX.
9787 2001-07-25 Richard Henderson <rth@redhat.com>
9789 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9790 swap GE/GT if it is an fp comparison.
9792 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9794 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9797 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9799 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9800 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9803 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9805 (visit_expression): When attempting to simplify an expression,
9806 retrieve any modes for arguments before they are simplified
9809 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9810 Janis Johnson <janis@us.ibm.com>
9812 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9813 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9814 pointer parameters to match documented usage of nonlocal_goto.
9815 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9816 parameters to their correct order.
9817 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9818 parameters to their correct order.
9820 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9822 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9824 2001-07-25 Jan Hubicka <jh@suse.cz>
9825 Richard Henderson <rth@redhat.com>
9827 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9829 (make_edges): New argument update_p; populate the edge cache if set.
9830 (find_basic_blocks): Update make_edges invocation.
9832 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9834 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9836 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9838 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9839 -Acpu and -Amachine.h.
9840 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9841 Corrected header to say ELF not a.out.
9842 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9843 when given -msoft-float.
9845 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9847 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9848 extra multilib parts like arm-elf.
9849 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9850 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9851 crtfini.o as extra multilib parts.
9853 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9855 * configure.in: Add rtems as a supported thread model.
9856 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9857 * configure: Rebuilt.
9859 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9861 * stor-layout.c (get_mode_alignment): make it work when
9862 BITS_PER_UNIT is not a power of two.
9863 * builtins.c (get_pointer_alignment): Likewise.
9865 2001-07-24 Richard Henderson <rth@redhat.com>
9867 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
9868 the retrieved constant into the expected mode.
9870 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9872 * flow.c (try_simplify_condjump): Avoid duplicated edges.
9873 (verify_flow_info): Check for duplicated edges; clarify
9876 * flow.c (block_label): Update basic_block_for_insn.
9877 (commit_edge_insertions): Call compute_bb_for_insn.
9879 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
9882 * flow.c (redirect_edge_and_branch,
9883 try_optimize_cfg): Use redirect_edge_succ_nodup
9884 (redirect_edge_succ_nodup): New.
9885 * basic_block.h (redirect_edge_succ_nodup): Declare.
9887 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
9890 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
9892 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
9893 (try_crossjump_to_edge): Update commetns.
9894 (try_crossjump_bb): Likewise.
9896 2001-07-24 Richard Henderson <rth@redhat.com>
9898 * combine.c (distribute_notes): Move set of need_refresh
9899 for noop_move_p down to catch all cases.
9901 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
9903 * recog.c (split_all_insns_noflow): New.
9904 * rtl.h (split_all_insns_noflow): Declare.
9905 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
9906 * m68hc11.c (m68hc11_reorg): Likewise.
9907 * sh.c (machine_dependent_reorg): Likewise.
9908 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
9911 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9913 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
9914 (ashlsi3_n splitter): Likewise.
9915 (lshrsi3_n splitter): Likewise.
9917 (GOTaddr2picreg): Make const SImode.
9918 (sym_label2reg): Likewise.
9919 (symGOT2reg): Likewise.
9920 (symGOTOFF2reg) Likewise.
9922 (casesi_worker_0): Make unspec SImode.
9924 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9926 * config/sh/sh.c (barrier_align): Check that an operand really is
9927 an insn before extracting its INSN_CODE.
9929 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
9931 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
9934 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
9935 for SImode to prevent overflow.
9937 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9939 * config/mips/irix6-libc-compat.c: New file.
9940 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
9941 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
9944 2001-07-24 lars brinkhoff <lars@nocrew.org>
9946 * rtl.texi (REG_POINTER): Document.
9947 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
9948 QFmode, HFmode, TQFmode, QCmode, and HCmode.
9950 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
9952 * flow.c (delete_noop_moves): Do not confuse libcall regions.
9954 2001-07-23 Richard Henderson <rth@redhat.com>
9956 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
9958 2001-07-23 Kazu Hirata <kazu@hxi.com>
9960 * config/h8300/h8300-protos.h: Add a prototype for
9961 general_operand_dst_push.
9962 * config/h8300/h8300.c (general_operand_dst_push): New.
9963 * config/h8300/h8300.h (OK_FOR_T): New.
9964 (EXTRA_CONSTRAINT): Use it.
9965 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9966 the existing movqi pattern.
9967 (movhi_push): Likewise.
9969 * reload.c: Fix comment typos.
9971 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9973 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
9975 2001-07-23 H.J. Lu (hjl@gnu.org)
9977 * doc/extend.texi: Update __builtin_return_address and
9978 __builtin_frame_address.
9980 2001-07-23 Richard Henderson <rth@redhat.com>
9982 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
9984 * config/i386/i386.md: New setcc+movzbl peephole2.
9986 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9988 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
9989 * objc/objc-act.c: Include debug.h.
9990 (synth_module_prologue): Save and restore debug hooks too.
9992 2001-07-23 lars brinkhoff <lars@nocrew.org>
9994 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
9995 and C4X_FLOAT_FORMAT.
9996 (BOOL_TYPE_SIZE): Document.
9998 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10000 * unroll.c (loop_iterations): Fix miscalculation of initial
10003 2001-07-13 Andrew Haley <aph@redhat.com>
10005 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10006 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10007 * config/sh/sh.c (sh_can_redirect_branch): New function.
10008 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10009 * reorg.c (steal_delay_list_from_target): Use
10010 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10012 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10014 * flow.c (try_simplify_condjump): Unlink insn chain on
10015 fallthru edge; use can_fallthru.
10017 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10019 * basic-block.h (find_sub_basic_block): Declare.
10020 * flow.c (make_edges): New arguments MIN and MAX;
10021 (find_sub_basic_blocks): Revamp to use make_edges
10022 and purge_dead_edges.
10023 (find_basic_blocks): Update call of find_sub_basic_block.
10025 * recog.c (split_all_insns): Always expect CFG to be consistent;
10026 call find_sub_basic_blocks in case something has changed.
10027 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10030 * basic-block.h (delete_noop_moves): Declare.
10031 * combine.c (combine_instructions): Call it.
10032 (recog_for_combine): Tolerate noop moves
10033 (distribute_notes): Force refresh when register dies at noop move.
10034 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10036 (life_analysis): Update delete_noop_moves call.
10037 (set_noop_p): Move too ...
10038 * rtlanal.c (noop_move_p): ... here.
10039 * rtl.h (noop_move_p): Declare.
10041 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10042 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10044 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10045 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10047 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10049 * reload.c (push_reload): Fix typo in comment.
10050 (find_reloads_address): Ditto.
10051 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10053 2001-07-22 Richard Henderson <rth@redhat.com>
10055 * flow.c: Grammar check and clarify a lot of comments.
10056 (try_simplify_condjump): Rename variables to be clearer.
10057 (try_forward_edges): Skip complex and fallthru edges.
10058 Rearrange tests to avoid duplicate checks.
10059 (flow_find_cross_jump): Likewise.
10060 (outgoing_edges_match): Allow match if neither branch has
10061 probability data. Loosen probability match to 5%.
10062 (try_crossjump_to_edge): Hoist repeated indirection into
10064 (try_crossjump_bb): Don't check complex edges. Eliminate
10065 redundant crossjump tests.
10066 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10067 checks before more expensive checks.
10069 2001-07-22 Richard Henderson <rth@redhat.com>
10071 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10072 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10075 2001-07-22 Richard Henderson <rth@redhat.com>
10077 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10078 (const_sint32_operand): Likewise.
10079 * m68k.md (anon mulsi pattern): Use const_int_operand not
10080 const_sint32_operand.
10081 (umulsi3_highpart): Zero extend a constant input.
10082 (smulsi3_highpart): Don't bother checking SImode constant.
10083 (const_umulsi3_highpart): Give op3 DImode.
10084 (const_smulsi3_highpart): Likewise.
10086 2001-07-22 Richard Henderson <rth@redhat.com>
10088 * flow.c (split_block): Make sure bb_note is included in the
10089 new block when splitting before a label.
10091 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10093 * basic-block.h (redirect_edge_and_branch_force,
10094 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10095 * flow.c (redirect_edge_and_branch_force,
10096 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10097 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10098 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10099 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10100 instead of label; update CFG after transformation.
10101 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10102 for finishing the transformation; handle even case where ELSE
10103 does not follow THEN.
10104 (find_if_case_2): Update call of dead_or_predictable; simplify
10107 * emit-rtl.c (split_branch_probability): New global variable.
10108 (try_split): Take care to set split_branch_probability and
10109 create REG_BR_PROB note for new jump insns.
10110 * md.texi (define_split): Document new feature.
10112 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10114 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10116 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10117 (asm_out_file): Remove redundant declaration.
10118 (assemble_asm): Remove old #if 0 block.
10119 (assemble_variable): Remove end of function; debug output is
10120 now handled with global_decl. Remove old #if 0 block. Update.
10121 Remove saved_in_section and associated no-op code.
10122 * Makefile.in (varasm.o): Correct dependencies.
10124 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10126 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10127 the definition in defaults.h.
10129 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10131 * jump.c: Update comments.
10132 (delete_barrier_successors, delete_unreferenced_labels,
10133 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10134 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10135 jump_optimize, jump_optimize_minimal): Kill.
10136 (rebuild_jump_labels): Move code from jump_optimize_1.
10137 (purge_line_number_notes): Likewise.
10138 (copy_loop_headers): Likewise.
10139 * reg-stack.c: Update comment.
10140 * stmt.c: Likewise.
10141 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10142 JUMP_AFTER_REGSCAN): Kill.
10143 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10144 purge_line_number_notes and copy_loop_headers.
10146 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10147 Richard Henderson <rth@redhat.com>
10149 * dbxout.c (dbxout_global_decl): New.
10150 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10151 * sdbout.c (sdbout_finish): New.
10152 (sdbout_debug_hooks): Use it, add comments.
10153 (sdbout_global_decl): Defer initialised public vars to
10155 * varasm.c (assemble_variable): Don't output debug information
10156 for file-scope variables.
10158 2001-07-22 Richard Henderson <rth@redhat.com>
10160 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10161 (get_round_mode_suffix): New.
10162 (print_operand): Use them for [/]. Remove support for [&'`()+].
10163 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10164 * config/alpha/alpha.md (attr round_suffix): New.
10165 (attr trap_suffix): New.
10166 (all insns): Set them appropriately. Use %/ instead of the
10167 myriad punctuators.
10169 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10171 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10173 2001-07-22 Richard Henderson <rth@redhat.com>
10175 * regrename.c (regrename_optimize): Compute nregs for each
10176 potential target register.
10178 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10179 Richard Henderson <rth@redhat.com>
10181 * dbxout.c (dbxout_global_decl): New.
10182 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10183 * sdbout.c (sdbout_finish): New.
10184 (sdbout_debug_hooks): Use it, add comments.
10185 (sdbout_global_decl): Defer initialised public vars to
10187 * varasm.c (assemble_variable): Don't output debug information
10188 for file-scope variables.
10190 2001-07-21 H.J. Lu (hjl@gnu.org)
10192 * config/mips/mips.c (mips_cpu): Moved into ...
10193 (override_options): Here.
10195 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10197 (mips_cpu): Removed.
10199 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10201 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10202 ("iorqi3"): Likewise.
10203 ("xorqi3"): Likewise.
10204 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10205 ("*subhi3_sp): Likewise.
10206 ("*subhi3"): Likewise.
10207 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10210 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10212 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10213 * config/freebsd.h: Likewise.
10214 * config/linux.h: Likewise.
10215 * config/openbsd.h: Likewise.
10216 * config/alpha/linux-elf.h: Likewise.
10217 * config/arm/linux-elf.h: Likewise.
10218 * config/d30v/d30v.h: Likewise.
10219 * config/fr30/fr30.h: Likewise.
10220 * config/ia64/aix.h: Likewise.
10221 * config/ia64/ia64.h: Likewise.
10222 * config/mips/linux.h: Likewise.
10223 * config/pj/pj.h: Likewise.
10224 * config/rs6000/linux.h: Likewise.
10225 * config/sparc/linux.h: Likewise.
10226 * config/sparc/linux64.h: Likewise.
10228 2001-07-20 Bruce Korb <bkorb@gnu.org>
10230 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10231 because getc() and char* may disagree on signedness.
10233 2001-07-20 Richard Henderson <rth@redhat.com>
10235 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10237 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10238 insns to delete in the presence of cc0 in a jump insn.
10240 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10241 Jan Hubicka <jh@suse.cz>
10243 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10244 of doing the change by hand.
10246 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10248 * rtlanal.c (set_noop_p): Return true for noop jumps.
10250 * expr.c (emit_single_push_insn): Add call to push expander.
10251 * expr.h (optab_index): Add OTI_push
10252 (push_optab): New constant.
10253 * genopinit.c (optabs): Add push_optab.
10254 * optabs.c (init_optab): Init push optab.
10255 * md.texi (push??1): Document
10257 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10259 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10260 expand to emit the pattern; put a REG_INC note for push/pop
10262 ("movdf", "movdf_internal"): Likewise.
10263 ("movsi", "movsi_internal"): Likewise.
10264 ("movsf", "movsf_internal"): Likewise.
10265 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10267 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10269 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10272 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10274 * params.def: Change default max inline insns to 100.
10276 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10278 * combine.c (combine_simplify_rtx): Generate a new shift operation
10279 when simplifying the first operand of a (neg (ashift)) expression.
10281 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10283 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10285 2001-07-20 Kelley Cook <kelley.cook@home.com>
10287 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10288 information. Move rest into ...
10289 (*-*-solaris): ... here. Eliminate redundant information and
10290 reword necessary packages section. Delete 4.x assembler bug info.
10291 (sparc-sun-*): Merge into ...
10292 (sparc-sun-sunos*): here.
10294 2001-07-20 Catherine Moore <clm@redhat.com>
10296 * config/v850/v850.md (casesi): Generate LABEL_REF
10299 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10301 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10302 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10303 * i386.md (strclrsi expander): Use it.
10305 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10307 * integrate.c (copy_insn_list): handle
10308 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10309 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10310 identically as to CODE_LABEL.
10312 * fold-const (fold): Convert A/B/C to A/(B*C) and
10315 * except.c (connect_post_landing_pads): Delete the RESX insns.
10317 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10319 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10321 * config/mips/mips.md (nmadd/nmsub): Use macro.
10323 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10325 * cppinit.c (remove_dup_dir): Make static.
10326 (remove_dup_dirs): Make static. Only warn about preempting a
10327 system directory with a non-system directory.
10329 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10331 * ifcvt.c (noce_try_store_flag_constants): Correct order
10332 of parameters to trunc_int_for_mode.
10334 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10336 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10337 an exception that will be caught within this function, do not fill
10338 its delay slot with any subsequent instruction.
10340 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10342 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10343 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10344 pointer extension instruction.
10345 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10346 * simplify-rtx.c (simplify_unary_operation) Likewise.
10347 * explow.c (convert_memory_address) Check value of
10348 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10350 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10351 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10352 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10353 Add Multilib Support.
10354 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10355 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10356 Add Multilib Support.
10357 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10359 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10360 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10361 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10363 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10365 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10366 old and new operands in `<', `3' and `b'.
10368 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10370 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10371 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10372 (toplev.o): Don't depend on xcoffout.h.
10373 * c-decl.c: Include debug.h
10374 (duplicate_decls): Use debug hook.
10375 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10376 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10377 (dbxout_types): Remove.
10378 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10379 * debug.c (do_nothing_debug_hooks): Update.
10380 (debug_true_tree, debug_nothing_rtx): New.
10381 * debug.h (struct rtx_def): New.
10382 (struct gcc_debug_hooks): New hooks ignore_block,
10383 outlining_inline_function and label.
10384 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10385 dwarf2out_frame_finish): New.
10386 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10387 Make static, update prototype.
10388 (dwarf2_debug_hooks): Update.
10389 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10390 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10391 * dwarfout.c (dwarf_debug_hooks): Update.
10392 * emit-rtl.c: Include debug.h.
10393 (remove_unnecessary_notes): Use debug hook.
10394 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10395 (final_scan_insn): Use debug hook.
10396 * integrate.c (output_inline_function): Use debug hook.
10397 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10398 (sdb_debug_hooks): Update.
10399 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10400 * toplev.c: Don't include xcoffout.h.
10401 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10402 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10404 * tree.h (dwarf2out_do_frame): Remove.
10406 2001-07-19 Catherine Moore <clm@cygnus.com>
10408 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10410 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10412 * reload1.c (eliminate_regs_in_insn): When updating a set
10413 to the frame pointer to the hardware frame pointer, perform
10414 the update always not just when REPLACE is set.
10416 * reload1.c (choose_reload_regs): Don't inherit a reload
10417 that crosses multiple registers if registers past the first
10418 don't fit in the desired class.
10420 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10421 when negating constants.
10423 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10425 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10426 * doc/tree.texi: Ditto.
10428 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10429 Jakub Jelinek <jakub@redhat.com>
10431 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10432 (extract_cie_info): Handle "eh" augmentation properly,
10434 (struct frame_state, __frame_state_for): New.
10436 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10438 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10439 HANDLE_SYSV_PRAGMA): Define.
10440 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10442 (copy_object): Caller changed.
10444 2001-07-19 Andreas Schwab <schwab@suse.de>
10446 * configure.in (assembler dwarf2 debug_line support): Define nop
10448 * configure: Regenerated.
10450 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10452 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10454 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10455 to conditionally compiled block.
10456 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10457 * dbxout.h (dbxout_function): Remove.
10458 * debug.c (do_nothing_debug_hooks): Update.
10459 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10460 global_decl, deferred_inline_function.
10461 * dwarf2out.c (dwarf2_debug_hooks): Update.
10462 (dwarf2out_global_decl): New.
10463 * dwarfout.c: Don't include dwarfout.h.
10464 (dwarfout_global_decl, dwarfout_function_decl,
10465 dwarfout_deferred_inline_function): New.
10466 (dwarf_debug_hooks): Update.
10467 * dwarfout.h: Remove.
10468 * final.c: Don't include dwarfout.h.
10469 * sdbout.c (sdbout_global_decl): New.
10470 (sdbout_debug_hooks): Update.
10471 * toplev.c: Don't include dwarfout.h.
10472 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10473 (note_deferral_of_defined_inline_function): Remove.
10474 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10475 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10476 * ch/lex.c: Don't include dwarfout.h.
10477 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10478 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10479 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10480 * cp/optimize.c: Include debug.h.
10481 (maybe_clone_body): Use debug hook.
10482 * cp/semantics.c: Include debug.h.
10483 (expand_body): Use debug hook.
10484 * po/POTFILES.in: Remove dwarfout.h.
10486 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10488 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10489 * c-parse.in (yyerror, _yylex): Similarly.
10490 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10491 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10493 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10494 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10496 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10498 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10499 in-class declaration at -g1. Fixes c++/2814.
10501 2001-07-18 Richard Henderson <rth@redhat.com>
10503 * doc/md.texi (reload_in/out): Document restrictions in predicates
10504 and constraints for these patterns. Document empty string matching
10507 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10509 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10511 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10513 * cse.c: Undo my previous patch.
10515 2001-07-18 Tom Tromey <tromey@redhat.com>
10518 * configure: Rebuilt.
10519 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10521 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10523 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10524 Jan Hubicka <jh@suse.cz>
10526 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10527 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10528 * jump.c (mark_jump_label): Do not forward branches.
10530 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10532 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10533 when return value is unused.
10535 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10537 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10539 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10541 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10542 on error. We can't blindly return the result of
10543 pthread_mutex_trylock because it returns a positive number on
10544 error, while we must return -1 on error.
10545 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10547 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10549 2001-07-18 Andreas Jaeger <aj@suse.de>
10551 * integrate.c (output_inline_function): Correct type of debug_hooks.
10553 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10555 * combine.c (combine_simplify_rtx): DIV can be treated
10556 associatively for floats if unsafe math optimisations are enabled.
10558 2001-07-17 Richard Henderson <rth@redhat.com>
10560 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10562 2001-07-17 Richard Henderson <rth@redhat.com>
10564 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10565 don't force the function address into a register.
10566 (expand_call, emit_library_call_value_1): Update callers.
10567 * builtins.c (expand_builtin_apply): Likewise.
10568 * expr.h (prepare_call_address): Update decl.
10570 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
10572 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
10574 * config/i386/chorus.h: Move up.
10575 * config/sparc/chorus.h: Likewise.
10576 * config/rs6000/chorus.h: Likewise.
10577 * config/chorus.h: Moved here.
10579 2001-07-17 Andreas Schwab <schwab@suse.de>
10581 * configure.in (assembler eh_frame optimization): Handle big
10583 * configure: Regenerated.
10585 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
10587 * expr.c (epxand_expr): Convert divisions into multiplications by
10588 reciprocals if -ffast-math.
10590 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
10592 * dbxout.c (dbxout_really_begin_function): Rename to
10593 dbxout_begin_function.
10594 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10595 (dbxout_begin_function): Remove.
10596 (dbxout_function): Update.
10597 (dbxout_source_line): Update prototype.
10598 * dbxout.h (dbxout_begin_function): Remove.
10599 * debug.c (do_nothing_debug_hooks): Update.
10600 (debug_nothing_tree): Update.
10601 (debug_nothing_charstar_rtx): Remove.
10602 * debug.h (union tree_node): Declare.
10603 (struct rtx_def): Remove.
10604 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
10605 begin_function. Change source_line prototype.
10606 (debug_nothing_tree): New.
10607 (debug_nothing_charstar_rtx): Delete.
10608 (dwarf2out_begin_prologue): Moved from ...
10609 * tree.h: ... here.
10610 * dwarf2out.c (dwarf2_debug_hooks): Update.
10611 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
10612 debug info, call dwarf2out_source_line.
10613 (dwarf2out_souce_line): Update prototype.
10614 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
10615 Change prototype, make static.
10616 (dwarfout_source_line): Update prototype.
10617 (dwarf_debug_hooks): Update.
10618 * dwarfout.h (dwarfout_begin_function): Remove.
10619 * final.c (final_start_function, final_scan_insn): Use appropriate
10620 debug hooks, update to use notice_source_line.
10621 (output_source_line): Rename notice_source_line. Don't call the
10622 source_line debug hook.
10623 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
10624 make static, update prototype.
10625 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
10627 (sdbout_end_prologue): New.
10628 (sdbout_source_line): Update prototype.
10629 (sdbout_debug_hooks): Update.
10630 (sdbout_symbol): Remove unused var.
10631 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
10633 * varasm.c: Include debug.h.
10634 (assemble_start_function): Use begin_function debug_hook.
10635 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10636 update with prototype.
10637 (xcoffout_source_line): Update prototype.
10638 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10640 (xcoffout_source_line): Update prototype.
10642 2001-07-17 Richard Henderson <rth@redhat.com>
10644 * c-typeck.c (build_binary_op): Do not shorten unsigned
10645 right shift after sign extension.
10647 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
10649 * combine.c (combine_simplify_rtx): Attempt to simplify
10650 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
10652 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
10653 (simplify_binary_operation, simplify_unary_operation,
10654 simplify_relational_operation): Use it.
10656 * combine.c (combine_simplify_rtx): Don't do associative law
10657 on divisions; allow associative law on floats.
10659 2001-07-17 H.J. Lu <hjl@gnu.org>
10660 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10662 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
10663 ASM_OUTPUT_WEAK_ALIAS are defined.
10664 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
10665 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
10667 * config/mips/iris5.h: ... here.
10668 (HANDLE_SYSV_PRAGMA): Defined as 1.
10669 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
10670 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
10673 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10675 * c-parse.in (all_prefix_attributes): New variable.
10676 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
10677 (maybe_resetattrs): New production.
10678 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
10679 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
10680 notype_initdcl, nested_function, notype_nested_function,
10681 component_decl, components, components_notype,
10682 component_declarator, component_notype_declarator,
10683 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
10684 ivars, mydecl, myparm): Update. Avoid prefix attributes just
10685 after a comma being applied to more than one declarator.
10686 * doc/extend.texi (Attribute Syntax): Update. Remove
10687 documentation of bugs that are no longer present.
10689 2001-07-13 Eric Christopher <echristo@redhat.com>
10691 * config/mips/mips.h: Change TUNE_MIPS* options to use
10693 (EXTRA_SPECS): Add cc1_cpu_spec.
10694 * config/mips/mips.md (muldf3): Fix typo.
10696 2001-07-16 Richard Henderson <rth@redhat.com>
10698 * config/m68k/m68k.c: Include expr.h and reload.h.
10699 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
10700 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
10702 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10703 Richard Henderson <rth@redhat.com>
10705 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
10706 (insn_live_p): Fix fall off end of function.
10707 (dead_libcall_p): Remove COUNTS argument; update callers.
10708 (delete_trivially_dead_insns): Remove unused variables.
10710 2001-07-17 Andreas Jaeger <aj@suse.de>
10712 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10713 x86-64 pic support.
10715 * lcm.c (optimize_mode_switching): Avoid warning for unused
10716 variable if !NORMAL_MODE.
10718 * flow.c (try_crossjump_to_edge): Remove unused variable.
10720 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10722 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10723 atexit declaration in stdlib.h.
10725 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10727 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10729 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10731 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10732 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10733 do rebuild_jump_labels instead of jump_optimize
10734 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10735 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10736 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10738 * flow.c: Include timevar.h
10739 (find_basic_block): Push/pop timevar;
10740 (cleanup_cfg): Likewise.
10741 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10742 * Makefile: Add dependencies on timevar.h
10744 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10745 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10747 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10748 * toplev.c (rest_of_compilation): Update calls.
10749 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10750 (delete_trivially_dead_insns): ... here; accept new argument
10751 preserve_basic_blocks; preserve basic blocks if set.
10753 * reg-stack.c (stack_regs_mentioned): Return 0 if
10754 stack_regs_mentioned_data is not initialized.
10755 (reg_to_stack): Make stack_regs_mentioned survive after the
10756 reg-stack is completted; do not call cleanup_cfg.
10757 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10758 make cleanup_cfg after bb-reorder to output to debug file.
10760 2001-07-16 Richard Henderson <rth@redhat.com>
10762 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10763 from int_reg_class_contents.
10765 2001-07-16 Richard Henderson <rth@redhat.com>
10767 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10768 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10769 (init_reg_sets_1): Move initialization from cse_main.
10770 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10771 (cse_main): Move its initialization also.
10772 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10773 * flow.c (propagate_one_insn): Likewise.
10774 * gcse.c (compute_hash_table): Likewise.
10775 (compute_kill_rd, compute_store_table): Likewise.
10776 * sched-deps.c (sched_analyze_1): Likewise.
10778 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10780 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10783 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10785 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10786 in if statement so we don't access undefined memory.
10788 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10790 * gcse.c: Update comment at top.
10791 Update comment on mem handling.
10792 mem_last_set, mem_first_set, mem_set_in_block: gone.
10793 Declaration of reg_set_info: gone.
10794 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10795 pointless with load_killed_in_block_p (they are *more*
10796 conservative then it, not less, and less accurate).
10797 (oprs_not_set_p): Ditto.
10798 (alloc_gcse_mem): Don't allocate mem_set_in_block
10799 (free_gcse_mem): Don't free it, either.
10800 (record_last_mem_set_info): Update comment in front, remove
10801 mem_*set_* stuff. Note the reason we don't handle stores directly
10803 (compute_hash_table): Update comments to reflect reality. Remove
10804 mem_*set_* references.
10805 (reset_opr_set_tables): Remove mem_*set_* references.
10806 (mark_call): Ditto.
10807 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10808 (mark_clobber): Ditto (on both parts, we double set here too).
10809 (expr_killed_p): Remove mem_set_in_block test.
10810 (compute_transp): Remove mem_set_in_block test.
10812 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10813 of edge, and removal of phi alternative to dump file.
10814 (ssa_ccp_substitute_constants): Add note about register now being
10815 constant, and which uses were replaced in what insns to dump file.
10817 2001-07-16 Andreas Jaeger <aj@suse.de>
10819 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10820 variables of type HOST_WIDEST_INT.
10822 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10823 (__bb_exit_func): Correct type of count_max to avoid overflow.
10824 (num_digits): Handle long long argument.
10826 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10828 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10830 * output.h (sdb_begin_function_line): Restore as an extern
10832 * sdbout.c (sdb_begin_function_line): Make extern.
10834 2001-07-15 Richard Henderson <rth@redhat.com>
10836 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10837 * genrecog.c (maybe_both_true_mode): New.
10838 (maybe_both_true_2): Use it.
10839 (write_switch): Don't put Pmode in a switch.
10840 * rtl.c (mode arrays): Don't explicitly size them.
10842 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10844 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10845 handling; move unconditional splitting before mode switching.
10847 * i386.md (type): Add fistp type.
10848 (i387, length_attr, scheduling definitions): Handle this type.
10849 (fix_trunc?f?i2): Revamp to use mode switching.
10850 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10851 * i386.h (fp_cw_mode): New enum
10852 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10853 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10855 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10857 * Makefile.in (integrate.o): Add debug.h.
10858 * integrate.c (debug.h): Add.
10859 (output_inline_function): Save, reset, and restore debug_hooks.
10861 2001-07-15 Richard Henderson <rth@redhat.com>
10863 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10864 instead of COMPARE for the EQUIV expression.
10866 2001-07-15 Richard Henderson <rth@redhat.com>
10868 * flow.c (redirect_edge_and_branch_force): Initialize
10869 global_live_at_start and global_live_at_end.
10870 (allocate_bb_life_data): Export.
10871 * basic-block.h (allocate_bb_life_data): Declare.
10872 * toplev.c (rest_of_compilation): Call it.
10874 2001-07-15 Richard Henderson <rth@redhat.com>
10876 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
10877 (alpha_tablejump_best_label): New.
10878 * config/alpha/alpha-protos.h: Declare them.
10879 * config/alpha/alpha.md: Use braced strings for code blocks.
10880 (tablejump_osf): Break out add with r29.
10881 (tablejump_osf_internal): Remove.
10882 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
10883 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
10885 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10887 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
10890 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
10892 * i386-protos.h (ix86_split_fp_branch): Update prototype.
10893 (ix86_fp_jump_nontrivial_p): New.
10894 * i386.md (fp_jcc_?): Update call of split_fp_branch;
10895 use ix86_fp_jump_nontrivial_p.
10896 * i386.c (ix86_fp_jump_nontrivial_p): New.
10897 (ix86_split_fp_branch): Accept code instead of rtx.
10898 (ix86_expand_compare): Expand comparison early in case
10899 doing so is resonably cheap.
10901 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
10903 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
10905 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
10906 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
10908 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
10910 * dbxout.c (dbxout_source_line): Make static, update prototype.
10911 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
10912 (dbxout_init, dbxout_finish, dbxout_source_line,
10913 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
10914 * dbxout.h (dbxout_source_line): Delete.
10915 * debug.c (debug_nothing_file, debug_nothing_file_int,
10916 debug_nothing_file_charstar_rtx): New.
10917 (do_nothing_debug_hooks): Update.
10918 (debug_nothing_void, debug_nothing_charstar_rtx,
10919 dwarf2out_end_epilogue): New.
10920 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10921 * debug.h (struct rtx_def): Declare.
10922 (gcc_debug_hooks): New hooks source_line, end_epilogue
10924 (debug_nothing_void, debug_nothing_charstar_rtx,
10925 dwarf2out_end_epilogue): New.
10926 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10927 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
10928 (dwarf2_debug_hooks): Update.
10929 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
10930 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
10931 * dwarf2out.h (dwarf2out_source_line): Remove.
10932 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
10933 Make static, update prototype.
10934 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
10935 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
10936 (dwarf_debug_hooks): Update.
10937 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
10938 dwarfout_end_function): Remove.
10939 * final.c (profile_function): Use debug hooks for ending functions
10941 (output_source_line, final_end_function): Update prototype,
10943 (final_start_function, final_scan_insn): Update.
10944 * output.h (sdb_begin_function_line): Remove.
10945 (final_end_function): Update prototype.
10946 * sdbout.c (sdb_begin_function_line): Make static.
10947 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
10948 (sdbout_source_line): New.
10949 (sdbout_end_epilogue, sdbout_end_function): Make static, update
10951 (sdb_debug_hooks): Update.
10952 (sdbout_init, sdbout_source_line,
10953 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
10954 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
10955 * toplev.c (compile_file, rest_of_compilation): Update.
10956 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
10957 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
10958 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
10959 Update for prototype changes.
10960 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
10961 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
10963 2001-07-15 Richard Henderson <rth@redhat.com>
10965 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
10966 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
10967 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
10968 * config/alpha/alpha.c: Likewise.
10969 * config/alpha/alpha.md: Likewise.
10970 * config/alpha/alpha32.h: Likewise.
10971 * config/alpha/vms.h: Likewise.
10972 (OPEN_VMS): Remove.
10974 2001-07-14 Richard Henderson <rth@redhat.com>
10976 * config/alpha/alpha.md: Use define_constants for unspec values.
10977 Substitute throughout.
10979 2001-07-14 Tim Josling <tej@melbpc.org.au>
10981 * tree.def (EXPON_EXPR) remove. Never supported anyway.
10983 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
10985 * pa.md: Remove unused constraints from define_split's.
10987 2001-04-14 Richard Henderson <rth@redhat.com>
10989 * ifcvt.c (find_cond_trap): Test for exit block.
10991 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
10993 Re-install recently reverted patch.
10994 * emit-rtl.c (try_split): Update mark_jump_label call.
10995 * flow.c (find_sub_basic_blocks): Likewise.
10996 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10997 jump_back_p): Kill.
10998 (mark_all_labels): Kill second parameter.
10999 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11000 (rebuild_jump_labels, jump_optimize_minimal): Update call
11001 of jump_optimize_1.
11002 (jump_optimize_1): Kill crossjumping code.
11003 (mark_jump_label): Kill cross_jump parameter.
11004 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11005 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11006 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11008 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11010 (dump_file_info): Likewise.
11011 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11012 reorganize passes to do reg-stack first, bb-reorder second.
11013 * invoke.texi (-d letters doc): Remove the jump2 pass.
11015 2001-07-14 Richard Henderson <rth@redhat.com>
11017 * ifcvt.c (find_cond_trap): New.
11018 (find_if_header): Call it.
11019 (merge_if_block): Relax existing jump sanity check.
11020 * jump.c (jump_optimize_1): Remove conditional trap handling.
11022 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11024 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11026 (insn_refs_are_delayed): Correct comment.
11027 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11028 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11029 instead of r31. Make associated insn !TARGET_64BIT, and
11030 provide an additional 64-bit insn that clobbers r2.
11031 (divsi3): Likewise.
11032 (udivsi3): Likewise.
11033 (modsi3): Likewise.
11034 (umodsi3): Likewise.
11036 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11038 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11040 * flow.c (redirect_edge_and_branch_force, split_edge,
11041 try_crossjump_to_edge): Use set_block_for_new_insns.
11042 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11044 2001-07-13 H.J. Lu (hjl@gnu.org)
11046 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11049 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11051 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11053 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11055 * c-common.c (decl_attributes): Take a pointer to the node to
11056 which attributes are to be attached, and a flags argument.
11057 * c-common.h (enum attribute_flags): New.
11058 (decl_attributes): Update prototype.
11059 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11060 finish_enum, start_function): Update calls to decl_attributes.
11061 * c-parse.in (component_declarator, component_notype_declarator,
11062 label): Update calls to decl_attributes.
11064 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11066 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11067 * config/avr/avr.c (legitimate_address_p): Return value changed
11068 from letter to register classes. For better debugging.
11070 2001-07-13 Kazu Hirata <kazu@hxi.com>
11072 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11074 2001-07-13 H.J. Lu (hjl@gnu.org)
11076 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11078 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11080 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11081 correctly for shared configurations.
11082 * config/t-libgcc-pic: New.
11083 * config/{i386,m68k,sparc}/t-openbsd: New.
11084 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11085 Support -shared. Support debugging libraries with -g.
11086 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11087 frame information does not emit pointer diffs.
11088 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11089 emit pointer diffs.
11091 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11093 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11095 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11097 * combine.c (try_combine): Ensure const_int pow2 is positive.
11099 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11101 * config.gcc: Add configuration for s/390.
11102 * config/s390/s390.c: New. Subroutines for code generation.
11103 * config/s390/s390.h: New. Definitions for s/390.
11104 * config/s390/s390-protos.h: New. Prototypes.
11105 * config/s390/linux.h: New. Definitions for linux for s/390.
11106 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11107 * config/s390/t-linux: New. Makefile fragment.
11108 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11109 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11111 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11113 * emit-rtl.c (try_split): Update mark_jump_label call.
11114 * flow.c (find_sub_basic_blocks): Likewise.
11115 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11116 jump_back_p): Kill.
11117 (mark_all_labels): Kill second parameter.
11118 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11119 (rebuild_jump_labels, jump_optimize_minimal): Update call
11120 of jump_optimize_1.
11121 (jump_optimize_1): Kill crossjumping code.
11122 (mark_jump_label): Kill cross_jump parameter.
11123 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11124 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11125 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11127 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11129 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11130 reorganize passes to do reg-stack first, bb-reorder second.
11131 * invoke.texi (-d letters doc): Remove the jump2 pass.
11133 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11135 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11137 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11139 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11141 (verify_flow_info): Make diagnostics prettier.
11143 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11145 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11147 * flow.c (outgoing_edges_match): Return early if condition reversal
11150 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11152 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11153 (mips_move_2words): When splitting a move into two instructions,
11154 prefix the second address operand with '%D'.
11156 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11158 * Makefile.in (final.o): Depend on debug.h.
11159 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11160 (dbx_debug_hooks): Add new hooks.
11161 (xcoff_debug_hooks): New.
11162 * debug.c (debug_nothing_file_int_int): New.
11163 (do_nothing_debug_hooks): Update.
11164 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11165 (debug_nothing_file_int_int): New.
11166 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11167 static, update prototype.
11168 (dwarf2_debug_hooks): Update.
11169 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11170 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11171 static, update prototype.
11172 (dwarf_debug_hooks): Update.
11173 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11174 * final.c: Include debug.h.
11175 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11176 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11177 static, update prototype.
11178 (sdb_debug_hooks): Update.
11179 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11180 * toplev.c: Distinguish between xcoff and dbx.
11182 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11183 Call all debug hooks, not just dwarf ones.
11185 2001-07-11 Timothy Wall <twall@redhat.com>
11187 * config.gcc: Add configuration for AIX5/IA64.
11188 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11189 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11190 support prefix/suffix code.
11191 * config/ia64/t-aix: New. Makefile fragment.
11192 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11194 2001-07-11 Kazu Hirata <kazu@hxi.com>
11196 * recog.c (validate_change): Fix a comment typo.
11198 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11200 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11201 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11203 * dbxout.c (dbx_debug_hooks): Add new hooks.
11204 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11206 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11208 * dbxout.h (dbxout_start_new_source_file,
11209 dbxout_resume_previous_source_file): Delete.
11210 * debug.c (do_nothing_debug_hooks): Add new hooks.
11211 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11212 (debug_nothing_int_charstar, debug_nothing_int): New.
11213 * debug.h (gcc_debug_hooks): New hooks define, undef,
11214 start_source_file and end_source_file.
11215 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11216 (debug_nothing_int_charstar, debug_nothing_int): New.
11217 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11218 the conditionally compiled section.
11219 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11220 dwarf2out_define, dwarf2out_undef): Make static.
11221 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11222 dwarf2out_define, dwarf2out_undef): Remove.
11223 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11224 (dwarfout_start_source_file, dwarfout_end_source_file,
11225 dwarfout_define, dwarfout_undef): Make static.
11226 (dwarfout_start_source_file_check,
11227 dwarfout_end_source_file_check): New.
11228 (dwarfout_define, dwarfout_finish): Update.
11229 * dwarfout.h (dwarfout_start_new_source_file,
11230 dwarfout_resume_previous_source_file, dwarfout_define,
11231 dwarfout_undef): Remove.
11232 * sdbout.c (sdb_debug_hooks): Add new hooks.
11233 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11235 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11236 make static, take an arg.
11237 * sdbout.h (sdbout_start_new_source_file,
11238 sdbout_resume_previous_source_file): Delete.
11239 * toplev.c (debug_start_source_file, debug_end_source_file,
11240 debug_define, debug_undef): Delete.
11241 * toplev.h (debug_start_source_file, debug_end_source_file,
11242 debug_define, debug_undef): Delete.
11244 * java/jcf-parse.c: Include debug.h.
11245 (parse_class_file): Update to use debug hooks directly.
11246 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11248 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11250 * alias.c (set_mem_alias_set): New function.
11251 * rtl.h (set_mem_alias_set): Declare it.
11252 * builtins.c (expand_builtin_return_addr): Call it instead of
11253 using MEM_ALIAS_SET accessor.
11254 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11255 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11256 (expand_builtin_va_copy):Likewise.
11257 * caller-save.c (setup_save_areas): Likewise.
11258 * calls.c (compute_argument_addresses): Likewise.
11259 * explow.c (set_mem_attributes): Likewise.
11260 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11261 (expand_assignment, store_constructor_field, store_field): Likewise.
11262 (expand_expr_unaligned): Likewise.
11263 * function.c (assign_stack_temp_for_type): Likewise.
11264 (put_reg_into_stack, gen_mem_addressof): Likewise.
11265 * ifcvt.c (noce_try_cmove_arith): Likewise.
11266 * reload1.c (reload, alter_reg): Likewise.
11267 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11268 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11269 (alpha_expand_unaligned_store): Likewise
11270 (alpha_expand_unaligned_load_words): Likewise.
11271 (alpha_expand_unaligned_store_words): Likewise.
11272 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11273 (alpha_expand_epilogue): Likewise.
11274 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11275 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11276 * config/i386/i386.c (legitimize_pic_address): Likewise.
11277 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11278 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11279 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11280 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11281 * config/mips/mips.c (mips_va_arg): Likewise.
11282 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11283 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11284 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11285 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11286 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11287 (rs6000_emit_epilogue): Likewise.
11288 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11289 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11290 * config/v850/v850.c (v850_va_arg): Likewise.
11292 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11294 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11295 when fallthru edge is present.
11296 (mege_blocks): Handle case where creation of jump insn
11299 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11300 CLEANUP_POST_REGSTACK): New constants.
11301 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11302 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11303 * output.h (cleanup_cfg): Update prototype.
11304 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11305 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11306 cleanup_cfg call; kill missleading comment.
11307 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11308 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11309 parameter; control optimizations performed using it.
11310 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11311 try_crossjump_bb): New functions.
11313 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11315 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11317 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11318 pa_output_function_prologue.
11319 * pa-protos.h (pa_output_function_prologue): New prototype.
11321 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11323 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11324 and low to get correct sign extension in low+high test.
11326 2001-07-11 Janis Johnson <janis@us.ibm.com>
11328 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11329 for large hit count.
11331 * profile.c (branch_prob): Fix .bbg info for computed gotos
11334 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11336 * stmt.c (parse_output_constraint): New function, split out
11338 (expand_asm_operands): ... here. Use parse_output_constraint.
11339 * tree.h (parse_output_constraint): Declare it.
11341 2001-07-11 Richard Henderson <rth@redhat.com>
11343 * bitmap.c: Comment some functions; fiddle whitespace.
11344 (bitmap_free): Don't export.
11345 (bitmap_element_allocate): Use memset.
11346 * bitmap.h (bitmap_free): Don't declare.
11348 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11350 * gcse.c, lcm.c, sched-deps.c:
11351 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11353 * flow.c (flow_loops_find): Free dom if we found no loops, since
11354 we aren't going to save it.
11356 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11359 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11361 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11363 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11365 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11366 #ifndef DWARF2_DEBUGGING_INFO.
11368 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11370 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11372 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11374 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11375 reverse a branch if a NE comparison is implemented with GTU.
11377 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11378 H.J. Lu <hjl@gnu.org>
11380 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11381 constant addresses.
11382 (call_internal2): Likewise.
11383 (call_value_internal1): Likewise.
11384 (call_value_internal2): Likewise.
11385 (call_value_multiple_internal1): Likewise.
11386 (call_value_multiple_internal2): Likewise.
11388 2001-07-10 Kazu Hirata <kazu@hxi.com>
11390 * calls.c (emit_library_call_value_1): Fix a comment typo.
11391 * dwarf2out.c (mem_loc_descriptor): Likewise.
11392 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11394 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11396 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11398 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11400 * recog.c (offsettable_address_p): Handle LO_SUM case.
11401 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11402 instead of plus_constant.
11404 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11406 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11407 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11409 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11411 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11412 adjust_address_nv instead of plus_constant.
11414 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11416 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11417 dwarf2out.o): Depend on debug.h, wrap long lines.
11418 * dbxout.c: Include debug.h.
11419 (dbx_debug_hooks): New.
11420 (dbxout_init): Make static, take just 2 args.
11421 (dbxout_finish): Make static.
11422 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11423 * debug.c: New file.
11424 * debug.h: New file.
11425 * dwarf2out.c: Include debug.h.
11426 (dwarf2_debug_hooks): New.
11427 (dwarf2out_init): Make static.
11428 (dwarf2out_finish): Make static, take 2 args.
11429 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11430 * dwarfout.c: Include debug.h.
11431 (dwarf_debug_hooks): New.
11432 (dwarfout_init): Make static.
11433 (dwarfout_finish): Make static, take 2 args.
11434 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11435 * sdbout.c: Include debug.h.
11436 (sdb_debug_hooks): New.
11437 (sdbout_init): Make static, take 2 args.
11438 * sdbout.h (sdbout_init): Delete.
11439 * toplev.c: Include debug.h.
11440 (debug_hooks): New.
11441 (compile_file): Set deubg_hooks based on command line options.
11442 Use the hooks unconditionally rather than conditional compilation.
11444 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11446 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11447 first_insn_after_basic_block_note instead.
11449 * df.c (df_bb_refs_unlink): #if 0 out for now.
11451 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11453 * ssa.h: Add prototype for ssa_const_prop
11454 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11455 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11456 (ssa_fast_dce): Remove unused variable
11458 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11460 * diagnostic.c (finish_diagnostic): Rename to
11461 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11464 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11466 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11469 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11470 (dump_file): Only pad the demangled name with spaces if the
11471 mangled name was padded with spaces.
11473 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11475 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11478 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11480 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11481 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11482 EXPAND_INITIALIZER.
11484 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11485 whether can put offset inside LO_SUM to check mode alignment, not size.
11487 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11489 * doc/tm.texi (Misc): Fix thinko.
11491 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11493 * regmove.c (replace_in_call_usage): Fix warnings.
11494 * sched-deps.c (add_dependence): Fix warnings.
11495 * simplify-rtx.c (simplify_subreg): Likewise.
11496 Return NULL_RTX instead of NULL.
11498 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11499 (subst_asm_stack_regs): Likewise.
11501 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11504 * dwarf2out.c (output_call_frame_info): Declare i as int.
11505 (build_abbrev_table): Declare n_alloc as int.
11506 (dwarf2out_finish): Initialize die.
11507 * except.c: Declare sjlj_funcdef_number as unsigned.
11508 (connect_post_landing_pads): Declare j as unsigned.
11509 (convert_to_eh_region_ranges): Initialize call_site.
11510 (output_function_exception_table): Initialize tt_format_size.
11511 * expr.c (move_by_pieces_1): Initialize to1.
11512 (store_constructor): Initialize minelt and maxelt.
11513 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11514 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11516 * c-decl.c (combine_parm_decls): Unused, remove.
11517 * c-tree.h: Remove prototype for combine_parm_decls.
11519 * reload.c (push_reload): Fix warning.
11520 (regno_clobbered_p): Likewise.
11521 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11522 (reload_combine): Likewise.
11524 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11525 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11527 * bitmap.c (bitmap_operation): Change user.
11528 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11530 2001-07-10 Eric Christopher <echristo@redhat.com>
11532 * config/mips/mips.c (override_options): Fix typo.
11534 2001-07-09 Stan Shebs <shebs@apple.com>
11536 * target.h (struct gcc_target): New fields init_builtins and
11538 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11539 (TARGET_EXPAND_BUILTIN): New macro.
11540 (TARGET_INITIALIZER): Add them.
11541 * builtins.c: Include target.h.
11542 (expand_builtin): Use targetm.expand_builtin.
11543 (default_init_builtins): New function.
11544 (default_expand_builtin): New function.
11545 * expr.h (default_init_builtins): Declare.
11546 (default_expand_builtin): Declare.
11547 * c-common.c (c_common_nodes_and_builtins): Use
11548 targetm.init_builtins.
11549 * defaults.h (MD_INIT_BUILTINS): Remove.
11550 * Makefile.in (builtins.o): Depend on target.h.
11552 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11553 (TARGET_EXPAND_BUILTIN): Define.
11554 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11555 (MD_EXPAND_BUILTIN): Remove.
11557 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11558 (TARGET_EXPAND_BUILTIN): Define.
11559 (c4x_init_builtins): Make endlink arg a local.
11560 (c4x_print_operand): Fix typos in adjust_address usages.
11561 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11562 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11563 (MD_EXPAND_BUILTIN): Remove.
11565 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11566 (TARGET_EXPAND_BUILTIN): Define.
11567 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11568 (ix86_init_builtins): Call new function only if TARGET_MMX.
11569 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11570 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11571 (MD_EXPAND_BUILTIN): Remove.
11573 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
11574 (TARGET_EXPAND_BUILTIN): Define.
11575 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
11576 (MD_EXPAND_BUILTIN): Remove.
11578 * doc/tm.texi: Document these changes.
11580 2001-07-09 Diego Novillo <dnovillo@redhat.com>
11582 * basic-block.h (tree_node): Forward declare if needed.
11583 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
11584 (BLOCK_HEAD_TREE): Define.
11585 (BLOCK_END_TREE): Define.
11586 (struct loops): Rename field 'tree' to 'tree_root'.
11587 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
11589 (flow_loops_tree_build): Rename reference to field 'tree' to
11591 (flow_loops_level_compute): Ditto.
11592 * predict.c (estimate_bb_frequencies): Ditto.
11593 * tree.h (struct tree_common): Add field 'aux'.
11595 2001-07-09 Stan Shebs <shebs@apple.com>
11597 * config/darwin.c (darwin_encode_section_info): Don't mark any
11598 DECL_EXTERNAL node as defined.
11600 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11602 * pa.c (pa_init_machine_status, pa_mark_machine_status,
11603 pa_free_machine_status, hppa_init_pic_save): Delete.
11604 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
11605 (hppa_profile_hook): Use hppa_pic_save_rtx.
11606 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
11607 hppa_init_pic_save): Delete.
11608 (hppa_pic_save_rtx): Declare.
11609 * pa.md (call, call_value, sibcall, sibcall_value,
11610 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
11612 2001-07-09 Kazu Hirata <kazu@hxi.com>
11614 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
11615 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
11617 2001-07-09 Andreas Jaeger <aj@suse.de>
11619 * output.h: Add declaration of final_forward_branch_p.
11621 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
11623 * varray.c: Include errors.h for internal_error and trim_filename
11626 * Makefile.in (varray.o): Add errors.h.
11628 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
11630 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
11631 * optabs.c (have_add2_insn): Check whether the add insn chosen
11632 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
11633 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
11635 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
11637 * Makefile.in (OBJS): Add ssa-ccp.o
11638 (ssa-ccp.o): Add dependencies.
11639 * toplev.c (DFI_ssa_ccp): New dump file enum.
11640 (dump_file): Add entry for dumping after SSA CCP.
11641 (flag_ssa_ccp): New flag variable.
11642 (f_options): Add -fssa-ccp.
11643 (rest_of_compilation): Run SSA CCP if requested.
11644 * timevar.def (TV_SSA_CCP): New timevar.
11645 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
11646 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
11647 Fix minor typo in SSA DCE documentation.
11648 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
11649 Add documentation for new dump option. Renumber dump files
11652 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11654 * emit-rtl.c (gen_highpart_mode): New.
11655 * rtl.h (gen_highpart_mode): Declare.
11656 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
11657 operand can be VOIDmode constant.
11659 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
11661 * flow.c (redirect_edge_and_branch_force): New.
11662 (can_fallthru): Ensure that basic blocks are succeeding.
11663 (try_optimize_cfg): Do not delete basic block if it is the last one.
11665 * flow.c (try_redirect_by_replacing_jump): Do not remove
11666 jumps with side effects, unlink chain on fallthru edge;
11667 set block for new jump instruction; avoid basic block to
11668 over by line number note.
11670 * flow.c (try_simplify_condjump): Verify that the condjump
11671 is not always falling through.
11674 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11676 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11677 (try_redirect_by_replacing_jump): Update properly the count
11678 and frequency information.
11680 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11682 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
11683 address that is a LO_SUM specially.
11684 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
11686 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
11688 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
11689 (operand_subword): Use them.
11690 (change_address_1): Renamed from change_address; new arg VALIDATE.
11691 * expr.h: Reflect above changes; change_address now macro.
11692 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
11694 * cselib.c (add_mem_for_addr): Likewise.
11695 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
11696 * regmove.c (try_apply_stack_adjustment): Likewise.
11697 * reload.c (push_reload, make_memloc): Likewise.
11698 * reload1.c (eliminate_regs): Likewise.
11699 * simplify-rtx.c (simplify_replace_rtx): Likewise.
11700 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
11702 * combine.c (make_extraction, simplify_shift_const): Likewise.
11703 (gen_lowpart_for_combine): Likewise.
11704 * cse.c (gen_lowpart_if_possible): Likewise.
11705 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
11706 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
11707 * optabs.c (gen_move_insn): Likewise.
11708 * reload1.c (alter_reg): Likewise.
11709 * simplify-rtx.c (simplify_subreg): Likewise.
11710 * stmt.c (expand_anon_union_decl): Likewise.
11711 * recog.c (validate_replace_rtx_1): Likewise.
11713 * Makefile.in (recog.o): Add $(EXPR_H).
11714 * explow.c (stabilize): Call replace_equiv_address.
11715 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11716 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11718 2001-07-03 Andrew Haley <aph@redhat.com>
11720 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11721 the mode of the memory location.
11723 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11725 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11727 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11729 * final.c (output_addr_const): Use target opening and
11730 closing parentheses.
11731 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11732 defaults, add to TARGET_ASM_OUT.
11733 * target.h (struct gcc_target): Add open_paren and close_paren.
11734 * doc/md.texi: Update.
11735 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11736 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11737 TARGET_ASM_CLOSE_PAREN.
11738 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11740 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11742 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11743 * config/a29k/a29k.h: Similarly.
11744 * config/alpha/alpha.h: Similarly.
11745 * config/arc/arc.h: Similarly.
11746 * config/arm/aof.h: Similarly.
11747 * config/arm/aout.h: Similarly.
11748 * config/avr/avr.h: Similarly.
11749 * config/c4x/c4x.h: Similarly.
11750 * config/clipper/clipper.h: Similarly.
11751 * config/convex/convex.h: Similarly.
11752 * config/d30v/d30v.h: Similarly.
11753 * config/dsp16xx/dsp16xx.h: Similarly.
11754 * config/elxsi/elxsi.h: Similarly.
11755 * config/fr30/fr30.h: Similarly.
11756 * config/h8300/h8300.h: Similarly.
11757 * config/i370/i370.h: Similarly.
11758 * config/i386/i386.h: Similarly.
11759 * config/i860/i860.h: Similarly.
11760 * config/i960/i960.h: Similarly.
11761 * config/ia64/ia64.h: Similarly.
11762 * config/m32r/m32r.h: Similarly.
11763 * config/m68hc11/m68hc11.h: Similarly.
11764 * config/m68k/m68k.h: Similarly.
11765 * config/m88k/m88k.h: Similarly.
11766 * config/mcore/mcore.h: Similarly.
11767 * config/mips/mips.h: Similarly.
11768 * config/mn10200/mn10200.h: Similarly.
11769 * config/mn10300/mn10300.h: Similarly.
11770 * config/ns32k/ns32k.h: Similarly.
11771 * config/pa/pa.h: Similarly.
11772 * config/pdp11/pdp11.h: Similarly.
11773 * config/pj/pj.h: Similarly.
11774 * config/romp/romp.h: Similarly.
11775 * config/rs6000/rs6000.h: Similarly.
11776 * config/sh/sh.h: Similarly.
11777 * config/sparc/sparc.h: Similarly.
11778 * config/v850/v850.h: Similarly.
11779 * config/vax/vax.h: Similarly.
11780 * config/we32k/we32k.h: Similarly.
11782 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11784 * doc/c-tree.texi: Document representation of attributes.
11786 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11788 * doc/tm.texi: Update some places for the rename of target to
11791 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11793 * target.h (struct gcc_target): Add insert_attributes.
11794 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11795 (TARGET_INITIALIZER): Update.
11796 * tree.c, tree.h (default_insert_attributes): New function.
11797 Update comments on other default functions to refer to targetm,
11799 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11800 TARGET_INSERT_ATTRIBUTES.
11801 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11802 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11803 Don't use PRAGMA_INSERT_ATTRIBUTES.
11804 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11805 * c-decl.c (start_decl, start_function): Don't call
11806 SET_DEFAULT_DECL_ATTRIBUTES.
11807 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11808 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11810 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11811 (c4x_check_attribute): Avoid modifying attribute list itself.
11812 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11814 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11815 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11817 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11818 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11820 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11821 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11823 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11824 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11825 Adjust parameters. Make static.
11827 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11829 * c-common.c (decl_attributes): Only take a single attributes
11831 * c-common.h (decl_attributes): Update prototype.
11832 * c-decl.c (start_decl, start_function): Only take a single
11833 attributes parameter. Update calls to decl_attributes.
11834 (finish_struct, finish_enum): Update calls to decl_attributes.
11835 (push_parm_decl): Expect unified list of attributes. Update call
11836 to decl_attributes.
11837 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11838 notype_nested_function, component_declarator,
11839 component_notype_declarator, label): Update calls to
11841 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11842 lists that are passed to push_parm_decl.
11843 * c-tree.h (start_function, start_decl): Update prototypes.
11844 * config/sh/sh-protos.h, config/sh/sh.c
11845 (sh_pragma_insert_attributes): Only take a single attributes
11847 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11848 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11849 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11850 build_module_descriptor, generate_static_references,
11851 generate_strings, build_selector_translation_table,
11852 generate_descriptor_table, generate_protocols,
11853 generate_ivars_list, generate_dispatch_table,
11854 generate_protocol_list, generate_category,
11855 generate_shared_structures, really_start_method, add_objc_decls,
11856 generate_classref_translation_entry): Update calls to start_decl
11857 and start_function.
11858 (build_tmp_function_decl, start_method_def): Unify attribute lists
11859 that are passed to push_parm_decl.
11861 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11863 * final.c (no_asm_to_stream): New.
11864 (final_scan_insn): Use target structures for prologue ends
11865 and epilogue starts.
11866 * output.h (no_asm_to_stream): New.
11867 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
11868 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
11869 (TARGET_ASM_OUT): Update.
11870 * target.h (struct gcc_target): New members function_end_prologue
11871 and function_begin_epilogue.
11872 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
11873 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
11874 * config/alpha/alpha.c (output_end_prologue): Rename to
11875 alpha_output_function_end_prologue. Use in target struct
11877 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
11878 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
11879 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
11880 ia64_output_function_end_prologue. Use in target struct
11882 (ia64_function_prologue, ia64_funciton_epilogue): Rename
11883 mistyped prototypes.
11884 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
11885 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
11887 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
11888 an use in target struct, make static.
11889 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
11892 2001-07-08 Richard Henderson <rth@redhat.com>
11894 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
11896 2001-07-08 Richard Henderson <rth@redhat.com>
11898 * config/i386/i386.md: Remove constraints strings from define_split
11899 and define_peephole2 patterns.
11900 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
11901 (eh_return): Use them.
11903 2001-07-08 Richard Henderson <rth@redhat.com>
11905 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
11906 Document MD_FALLBACK_FRAME_STATE_FOR.
11908 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11910 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
11911 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
11913 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
11915 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
11917 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
11918 of the label inside NAME as opposed to just the end of NAME.
11920 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
11922 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
11923 * config/alpha/alpha.c (alpha_init_machine_status,
11924 alpha_mark_machine_status, alpha_free_machine_status): Delete.
11925 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
11926 (vms_valid_decl_attribute_p): Make static, conditionally compile.
11927 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
11929 2001-07-06 Stan Shebs <shebs@apple.com>
11931 * target.h (targetm): Rename global from "target", so as not to
11932 conflict with local variables.
11934 * c-typeck.c: Ditto.
11937 * cp/decl.c: Ditto.
11938 * cp/decl2.c: Ditto.
11939 * cp/typeck.c: Ditto.
11940 * 1750a/1750a.c: Ditto.
11941 * a29k/a29k.c: Ditto.
11942 * arc/arc.c: Ditto.
11943 * arm/arm.c: Ditto.
11944 * avr/avr.c: Ditto.
11945 * clipper/clipper.c: Ditto.
11946 * convex/convex.c: Ditto.
11947 * d30v/d30v.c: Ditto.
11948 * dsp16xx/dsp16xx.c: Ditto.
11949 * elxsi/elxsi.c: Ditto.
11950 * fr30/fr30.c: Ditto.
11951 * h8300/h8300.c: Ditto.
11952 * i370/i370.c: Ditto.
11953 * i386/i386.c: Ditto.
11954 * i860/i860.c: Ditto.
11955 * i960/i960.c: Ditto.
11956 * ia64/ia64.c: Ditto.
11957 * m32r/m32r.c: Ditto.
11958 * m68hc11/m68hc11.c: Ditto.
11959 * m68k/m68k.c: Ditto.
11960 * m88k/m88k.c: Ditto.
11961 * mips/mips.c: Ditto.
11962 * ns32k/ns32k.c: Ditto.
11964 * pdp11/pdp11.c: Ditto.
11965 * romp/romp.c: Ditto.
11966 * rs6000/rs6000.c: Ditto.
11968 * sparc/sparc.c: Ditto.
11969 * vax/vax.c: Ditto.
11970 * we32k/we32k.c: Ditto.
11971 * doc/tm.texi: Update the manual to match.
11973 2001-07-06 Richard Henderson <rth@redhat.com>
11975 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
11976 DWARF2_UNWIND_INFO not just whether it is defined.
11978 2001-07-06 Diego Novillo <dnovillo@redhat.com>
11980 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
11981 call to simplify_binary_operation returns a new pattern.
11983 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11985 * glimits.h (__SHRT_MAX__): New.
11986 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
11987 (SHRT_MAX): Define in terms of __SHRT_MAX__.
11989 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
11991 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
11994 2001-07-06 Richard Henderson <rth@redhat.com>
11996 * bitmap.c (bitmap_release_memory): Move adjacent to the
11997 allocation functions.
11998 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
11999 the implementation. Binary search for the set bit.
12000 (bitmap_union_of_diff): Allocate the temporary on the stack
12001 instead of using xmalloc.
12003 2001-07-06 Richard Henderson <rth@redhat.com>
12005 * genrecog.c (validate_pattern): Warn for constraints in
12006 define_{expand,split,peephole2}. Remove strict_low_part
12007 before looking up match_dup.
12009 2001-07-06 DJ Delorie <dj@redhat.com>
12011 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12012 chapter about various build hints and history. Add section
12013 talking about the various types of native and cross builds.
12015 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12017 * Makefile.in (final.o): Depend on target.h.
12018 * final.c: Include target.h.
12019 (default_function_pro_epilogue): New.
12020 (final_start_function): Use target structure for function prologues.
12021 (final_end_function): Use target structure for function epilogues.
12022 * fold-const.c (real_hex_to_f): Constify s and p.
12023 * output.h (default_function_pro_epilogue): New.
12024 * real.h (real_hex_to_f): Update prototype.
12025 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12026 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12027 (TARGET_INITIALIZER): Update.
12028 * target.h (gcc_target): Add struct asm_out.
12029 * doc/tm.texi: Update.
12032 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12033 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12034 in cpu/cpu.c, or rename old functions consistently. Take
12035 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12036 redundant macros and prototypes. Make new functions static.
12038 * 1750a/1750a.c: Similarly.
12039 * 1750a/1750a.h: Similarly.
12040 * a29k/a29k-protos.h: Similarly.
12041 * a29k/a29k.c: Similarly.
12042 * a29k/a29k.h: Similarly.
12043 * arc/arc-protos.h: Similarly.
12044 * arc/arc.c: Similarly.
12045 * arc/arc.h: Similarly.
12046 * arm/arm-protos.h: Similarly.
12047 * arm/arm.c: Similarly.
12048 * arm/arm.h: Similarly.
12049 * avr/avr-protos.h: Similarly.
12050 * avr/avr.c: Similarly.
12051 * avr/avr.h: Similarly.
12052 * clipper/clipper-protos.h: Similarly.
12053 * clipper/clipper.c: Similarly.
12054 * clipper/clipper.h: Similarly.
12055 * convex/convex.c: Similarly.
12056 * convex/convex.h: Similarly.
12057 * d30v/d30v-protos.h: Similarly.
12058 * d30v/d30v.c: Similarly.
12059 * d30v/d30v.h: Similarly.
12060 * d30v/d30v.md: Similarly.
12061 * dsp16xx/dsp16xx-protos.h: Similarly.
12062 * dsp16xx/dsp16xx.c: Similarly.
12063 * dsp16xx/dsp16xx.h: Similarly.
12064 * elxsi/elxsi.c: Similarly.
12065 * elxsi/elxsi.h: Similarly.
12066 * fr30/fr30.c: Similarly.
12067 * fr30/fr30.md: Similarly.
12068 * h8300/h8300-protos.h: Similarly.
12069 * h8300/h8300.c: Similarly.
12070 * h8300/h8300.h: Similarly.
12071 * i370/i370-protos.h: Similarly.
12072 * i370/i370.c: Similarly.
12073 * i370/i370.h: Similarly.
12074 * i386/i386.c: Similarly.
12075 * i386/osf1elf.h: Similarly.
12076 * i386/osfrose.h: Similarly.
12077 * i860/i860-protos.h: Similarly.
12078 * i860/i860.c: Similarly.
12079 * i860/i860.h: Similarly.
12080 * i960/i960-protos.h: Similarly.
12081 * i960/i960.c: Similarly.
12082 * i960/i960.h: Similarly.
12083 * ia64/ia64-protos.h: Similarly.
12084 * ia64/ia64.c: Similarly.
12085 * ia64/ia64.h: Similarly.
12086 * m32r/m32r-protos.h: Similarly.
12087 * m32r/m32r.c: Similarly.
12088 * m32r/m32r.h: Similarly.
12089 * m68hc11/m68hc11-protos.h: Similarly.
12090 * m68hc11/m68hc11.c: Similarly.
12091 * m68hc11/m68hc11.h: Similarly.
12092 * m68k/crds.h: Similarly.
12093 * m68k/dpx2.h: Similarly.
12094 * m68k/m68k-protos.h: Similarly.
12095 * m68k/m68k.c: Similarly.
12096 * m68k/m68k.h: Similarly.
12097 * m68k/news.h: Similarly.
12098 * m88k/m88k-protos.h: Similarly.
12099 * m88k/m88k.c: Similarly.
12100 * m88k/m88k.h: Similarly.
12101 * mips/mips-protos.h: Similarly.
12102 * mips/mips.c: Similarly.
12103 * mips/mips.h: Similarly.
12104 * ns32k/merlin.h: Similarly.
12105 * ns32k/ns32k.c: Similarly.
12106 * ns32k/ns32k.h: Similarly.
12107 * ns32k/tek6000.h: Similarly.
12108 * pa/pa-protos.h: Similarly.
12109 * pa/pa.c: Similarly.
12110 * pa/pa.h: Similarly.
12111 * pdp11/2bsd.h: Similarly.
12112 * pdp11/pdp11-protos.h: Similarly.
12113 * pdp11/pdp11.c: Similarly.
12114 * pdp11/pdp11.h: Similarly.
12115 * romp/romp-protos.h: Similarly.
12116 * romp/romp.c: Similarly.
12117 * romp/romp.h: Similarly.
12118 * rs6000/rs6000-protos.h: Similarly.
12119 * rs6000/rs6000.c: Similarly.
12120 * rs6000/rs6000.h: Similarly.
12121 * rs6000/sysv4.h: Similarly.
12122 * sh/sh-protos.h: Similarly.
12123 * sh/sh.c: Similarly.
12124 * sh/sh.h: Similarly.
12125 * sparc/sparc-protos.h: Similarly.
12126 * sparc/sparc.c: Similarly.
12127 * sparc/sparc.h: Similarly.
12128 * vax/vax.c: Similarly.
12129 * vax/vax.h: Similarly.
12130 * vax/vms.h: Similarly.
12131 * we32k/we32k.c: Similarly.
12132 * we32k/we32k.h: Similarly.
12134 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12136 * basic-block.h (first_insn_after_basic_block_note): Declare.
12137 * flow.c (first_insn_after_basic_block_note): Define. Moved
12139 * ssa.c (first_insn_after_basic_block_note): Remove.
12140 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12142 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12143 nodes when we find a dead conditional branch. Insert BARRIERs
12144 after any blocks with no successors, but which do not have
12147 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12149 * varray.c (varray_check_failed): Use internal_error.
12151 2001-07-05 Andrew Haley <aph@redhat.com>
12153 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12154 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12155 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12157 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12159 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12160 reference if the target constant is also a SYMBOL_REF.
12162 2001-07-05 Eric Christopher <echristo@redhat.com>
12164 * config/mips/mips.h (MASK_MIPS3900): Remove.
12165 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12166 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12167 (TARGET_MIPS3900): Change to use mips_arch.
12168 (TARGET_MIPS4000): New.
12169 (TARGET_MIPS4100): New.
12170 (TARGET_MIPS4300): New.
12171 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12172 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12174 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12175 (ISA_HAS_BRANCHLIKELY): To here.
12176 (CC1_CPU_SPEC): New.
12177 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12178 (mips_arch_string): Declare.
12179 (mips_arch): Declare.
12180 (TARGET_OPTIONS): Add -march and -mtune.
12182 * config/mips/mips.c (mips_arch_string): New.
12184 (override_options): Handle -march for codegen and -mtune
12185 for scheduling. Use mips_arch. Move tx39 target default here.
12186 (mips_parse_cpu): Move error message to override_options.
12188 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12190 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12192 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12193 (MIPS Options): Ditto. Change mcpu entry to historical text.
12195 2001-07-05 H.J. Lu (hjl@gnu.org)
12197 * config/mips/mips.c (mips_parse_cpu): New function to parse
12200 2001-07-05 Jim Wilson <wilson@redhat.com>
12202 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12203 * config/ia64/t-ia64: Likewise.
12204 (LIB1ASMFUNCS): Update comment.
12206 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12208 * doc/install.texi (Install GCC: Binaries): Fix typo.
12210 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12212 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12213 reference using the stack pointer, adjust it since we push Y
12215 ("*ashrsi3"): Likewise.
12216 ("*lshrsi3"): Likewise.
12218 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12220 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12221 when -fomit-frame-pointer is used.
12223 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12225 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12226 (try_redirect_by_replacing_jump): Reverse updating properly the
12227 count and frequency information. Reverse removing cc0 setter.
12228 (forwarder_block_p): Reverse fixing for fallthru blocks.
12230 2001-07-05 DJ Delorie <dj@redhat.com>
12232 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12233 (translate_options): If the above is defined, use it to map
12234 given options to new options.
12235 * doc/tm.texi: Document it.
12237 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12238 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12240 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12241 cause programs using computed gotos to run more slowly.
12243 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12245 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12247 Consistently require binutils 2.11.2, not prereleases.
12248 (Specific, decstation-*): Canonicalize as mips-dec-*.
12249 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12251 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12252 (Specific, mips-*): Reword MIPS C compiler requirements.
12253 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12254 (Specific, sunv5): Removed, obsolete.
12256 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12258 * dwarf2out.c (output_loc_list): Use an all ones mask for
12259 .text asm output and don't rely on long long
12260 literals. Reformat some long lines.
12262 2001-07-05 Andreas Jaeger <aj@suse.de>
12264 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12267 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12269 * dwarf2out.c (dwarf2out_define): Update comment.
12270 (dwarf2out_undef): Ditto.
12271 (dwarf2out_start_source_file): Ditto.
12272 (dwarf2out_end_source_file): Ditto.
12273 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12274 since we never call the start/end debug hook for the primary file.
12276 2001-07-04 Kazu Hirata <kazu@hxi.com>
12278 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12281 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12283 * cppinit.c (remove_dup_dirs): Inform if a system include
12284 directory is being reordered.
12285 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12287 * doc/cpp.texi (Search Paths): Likewise.
12288 * doc/gcc.texi (Interoperation): Remove information about
12291 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12293 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12294 (VARRAY_TOP_CHAR_PTR): Likewise.
12296 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12298 * gcc.c (process_command): Don't assign elements of a const char*.
12300 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12302 * emit-rtl.c (change_address): Don't abort if invalid address while
12303 reload is in progress.
12305 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12307 * c-lex.c (cb_file_change): Pass line number to
12308 debug_start_source_file.
12309 (cb_undefine): Pass correct line number to debug_undef.
12311 * toplev.c (debug_start_source_file): Add line number to
12312 parameters. Pass it along to dwarf2out_start_source_file.
12313 (decode_g_option): Stop resetting debug level back to normal when
12314 we change debug formats, unless the current level is
12315 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12318 * toplev.h (debug_start_source_file): Add line number to
12321 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12324 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12326 Output debug_macinfo data for starting file if requested.
12327 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12329 (dwarf2out_define): Output debug_macinfo data for defining a macro
12331 (dwarf2out_undef): Output debug_macinfo data for undefining a
12332 macro if requested.
12333 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12334 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12335 (macinfo_section_label): New. DWARF2 macro info section label.
12336 (dwarf2out_init): If we want macro info, output the start label
12338 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12339 attribute to the compilation unit die pointing to the macro info.
12341 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12343 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12344 DWARF2_DEBUGGING_INFO.
12345 (add_loc_descr_to_loc_list): Ditto.
12346 (output_loc_list): Ditto.
12347 Also, fix thinko in curr not being initialized.
12348 (gen_internal_sym): Ditto.
12350 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12352 * emit-rtl.c (replace_equiv_address): New function.
12353 * expr.h (replace_equiv_address): New declaration.
12354 * explow.c (validize_mem): Call it instead of change_address and
12355 also call if -fforce-addr and address is constant.
12356 * expr.c: Replace more calls to change_address with adjust_address
12357 and/or replace_equiv_address or to validize_mem.
12358 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12359 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12360 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12361 * config/i370/i370.md, config/i860/i860.md: Likewise.
12362 * config/i960/i960.md, config/mips/mips.c: Likewise.
12363 * config/mips/mips.md, config/pa/pa.md: Likewise.
12364 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12365 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12367 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12369 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12371 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12374 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12376 * doc/include: New directory.
12377 * doc/fdl.texi: Move to doc/include/fdl.texi.
12378 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12379 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12380 * doc/gcc.texi: Use funding.texi and gpl.texi.
12381 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12382 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12383 Update dependencies and use -I $(docdir)/include.
12385 2001-07-04 Anthony Green <green@redhat.com>
12387 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12389 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12391 * doc/install.texi (sparc64-*-*): Remove garbage.
12393 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12395 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12396 Fix typo in last change to use adjust_address.
12398 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12400 * doc/install.texi (Specific): Update information for *-*-solaris*.
12402 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12404 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12406 2001-07-03 Stan Shebs <shebs@apple.com>
12408 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12409 case for flag_no_mach_text_sections.
12410 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12411 * config/darwin.c (flag_no_mach_text_sections): Remove.
12412 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12414 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12416 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12417 and avoid checking for constant as first operand.
12418 * recog.c (find_constant_term_loc): No longer static.
12419 (adj_offettable_operand): Delete.
12420 * rtl.h (adj_offsettable_operand): Delete declaration.
12421 (find_constant_term): Add declaration.
12422 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12424 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12425 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12426 * config/i386/i386.c, config/i386/i386.md: Likewise.
12427 * config/i860/i860.c, config/i960/i960.c: Likewise.
12428 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12429 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12430 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12431 * config/mips/mips.c, config/mips/mips.md: Likewise.
12432 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12433 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12434 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12435 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12436 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12437 * config/ns32k/ns32k.md: Likewise.
12439 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12441 * rtl.c (copy_rtx): Handle 'T' format letter.
12442 * gensupport.c (collect_insn_data): Likewise.
12443 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12445 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12447 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12448 -B option. Use 'dir' not 'foo' as example directory name.
12450 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12452 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12453 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12455 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12457 * doc/cppinternals.texi: Improve formatting and logical markup.
12459 2001-07-03 Andreas Jaeger <aj@suse.de>
12461 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12463 * genrecog.c (write_header): Include reload.h for prototypes in
12466 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12469 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12470 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12471 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12472 i386_pe_valid_type_attribute_p): Add.
12473 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12474 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12476 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12478 * explow.c (plus_constant_wide, case LO_SUM): New case.
12479 (plus_constant_for_output_wide): Delete.
12480 * rtl.h (plus_constant_for_output): Delete.
12481 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12482 instead of plus_constant_for_output.
12483 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12484 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12485 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12486 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12487 * config/sparc/sparc.md: Likewise.
12488 Convert some change_address calls to adjust_address.
12490 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12492 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12493 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12494 documentation of -std and -Wwrite-strings.
12496 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12498 * cse.c (canon_hash): Don't register registers in very small
12499 register classes, as extending their lifetime might cause
12502 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12504 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12506 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12507 (try_redirect_by_replacing_jump): Update properly the count
12508 and frequency information.
12510 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12512 * toplev.c (dump_file_index): Move SSA dumps just after first
12514 (dump_file): Corresponding changes.
12515 (rest_of_compilation): Move SSA path to just after the first
12517 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12518 * doc/invoke.texi: Update dump file #s as they were completely
12519 out of date with reality.
12521 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12523 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12525 * expr.c (emit_move_insn_1): Deal with non-default
12528 * expr.c (emit_single_push_insn): Fix warning.
12530 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12532 * expr.c (emit_move_insn_1): Avoid modifying
12533 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12535 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12537 * emit-rtl.c (adjust_address): New function.
12538 * expr.h (adjust_address): Add declaration.
12539 * builtins.c: Replace some calls to change_address with calls to it
12540 or to validize_mem.
12541 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12542 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12543 * config/arm/arm.c, config/convex/convex.c: Likewise.
12544 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12545 * config/i386/i386.c, config/i386/i386.md: Likewise.
12546 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12547 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12548 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12549 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12550 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12552 2001-07-02 Jim Wilson <wilson@redhat.com>
12554 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12556 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12558 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12559 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12561 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12563 * cppinit.c (lang_defaults): New table.
12564 (set_lang): Just read from lang_defaults into the live options
12567 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12569 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12570 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12571 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
12573 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12575 * doc/install.texi: Various spelling and markup fixes.
12576 (Installing GCC): Component specific installation instructions are
12579 Warn about removing old install dir in the presence of shared libs.
12580 (Configuration): Invoke with options target to match configure
12582 Consistently refer to gas, gld pathnames.
12583 Invert --enable-multilib documentation.
12584 Remove references to old compiler versions.
12586 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12588 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
12590 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12592 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
12594 (Specific, mips*-sgi-irix5): Note IDO download.
12595 Reworded MIPS C hints.
12596 Use GNU as instead of GAS.
12598 Removed SGI Freeware reference, IRIX 6 only.
12599 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
12600 Note N64 library requirement/workaround.
12602 Complete list of structure passing bug victims.
12604 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12606 * doc/install.texi: Remove CVS Id.
12608 2001-07-02 Andreas Jaeger <aj@suse.de>
12610 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
12611 (find_inherently_necessary): Remove unused variable.
12613 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
12615 * c-common.h (TDI_inlined): New ast dump phase.
12616 (dump_flag_name): New function.
12617 * c-dump.c (dump_files): Add inlined phase.
12618 (dump_flag_name): Define.
12619 * doc/invoke.texi (-fdump-ast-inlined): Document.
12621 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12623 * stor-layout.c (layout_decl): Revert change to handling of alignment
12626 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12628 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
12631 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
12633 * doc/tm.texi (FUNCTION_ARG): Document that the last call
12636 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
12638 * tlink.c (recompile_files): Remove COMPILER_PATH and
12639 LIBRARY_PATH from the environment.
12641 2001-07-01 Zack Weinberg <zackw@stanford.edu>
12643 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
12644 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
12646 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
12648 * c-parse.in (OBJC_STRING): Kill.
12649 (objc_string): Decompose to [objc_string] '@' STRING.
12650 (reswords): Take the leading '@' off all the Objective C keywords.
12651 (objc_rid_sans_at): Kill.
12652 (init_reswords): Don't initialize it.
12653 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
12654 (_yylex): Kill reconsider label. Look ahead one token after
12655 an '@'; if we get an identifier, check whether it's an
12656 Objective C @-keyword. If so, return the keyword. Otherwise,
12657 put back the token and return the '@' as a terminal.
12659 * cpplib.c (lex_macro_node): Remove unnecessary check for
12660 leading '@' on identifier. Clarify control flow and commentary.
12662 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12664 * cse.c (new_label_ref): Variable deleted.
12665 (insert): Remove set of new_label_ref.
12666 (check_for_label_ref): New function.
12667 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
12669 See ChangeLog.5 for earlier changes.