1 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
3 * c-common.c (c_expand_expr_stmt): Apply default conversions to
4 non-lvalue arrays if C99.
5 * c-typeck.c (default_conversion): Split out code handling
6 array-to-pointer and function-to-pointer conversions into a
7 separate default_function_array_conversion function.
8 (default_function_array_conversion): New function. Keep track of
9 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
10 arrays unchanged outside C99 mode instead of giving an error for
12 (build_component_ref): Use pedantic_non_lvalue when handling
13 COMPOUND_EXPR. Don't handle COND_EXPR specially.
14 (convert_arguments): Use default_function_array_conversion.
15 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
17 (unary_complex_lvalue): Likewise.
18 (internal_build_compound_expr): Use
19 default_function_array_conversion. Apply default conversions to
20 function in compound expression.
21 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
22 Use default_function_array_conversion.
23 * doc/extend.texi: Update documentation of subscripting non-lvalue
27 2001-11-05 Zack Weinberg <zack@codesourcery.com>
29 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
30 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
31 corresponding to the complete set of .po and .gmo files in
32 the source directory's po subdir, modified by LINGUAS. Don't
34 * configure.in: Don't set ALL_LINGUAS.
35 * configure: Regenerate.
37 * Makefile.in (.po.gmo): Don't move into source directory.
38 (.po.pox): Clarify comments.
39 (install-po): Look for .gmo files in both srcdir and objdir;
40 don't fail if a file is totally missing.
41 (distclean): rmdir ada subdirectory too.
43 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
45 * config/rs6000/rs6000.c (rs6000_select_section): Handle
46 CONSTRUCTORs _correctly_.
48 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
50 * c-decl.c (delete_block): Remove.
51 * c-tree.h (delete_block): Remove.
53 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
55 * cppexp.c (lex, parse_defined): Update warning about defined.
57 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
59 * config/rs6000/rs6000.c (rs6000_select_section): Handle
62 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
64 * config/arm/arm.c (arm_return_in_memory): Cope with
65 int_size_in_bytes returning -1.
67 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
70 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
72 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
73 remove unneded depdendencies;
75 * cfglayout.c, cfglayout.h: New files; break out from ...
76 * bb-reorder.c: ... here; Remove unneeded includes;
78 2001-11-04 Alan Modra <amodra@bigpond.net.au>
80 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
82 2001-11-04 David Edelsohn <edelsohn@gnu.org>
84 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
85 mode as well. Do not explicitly create intermediate regs.
87 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
89 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
90 (common_section): Delete unused variable.
91 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
92 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
93 * arm-protos.h (arm_poke_function_name, aof_add_import,
94 aof_delete_import): Const-ify.
95 * arm.c (legitimize_pic_address): Wrap variables in the macro
96 controlling their usage.
97 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
98 (arm_poke_function_name, pic_chain, import, aof_add_import,
99 aof_delete_import): Const-ify.
100 * i386.c (ix86_osf_output_function_prologue): Const-ify.
101 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
102 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
103 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
104 * i860/sysv3.h: Add missing comment closure.
105 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
106 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
109 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
110 (i960-*-*): Set tmake_file.
111 (sparc86x-*-elf*): Fix typo in header name.
113 * sched-rgn.c (schedule_insns): Delete unused variable.
115 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
118 * c-typeck.c (lookup_field): Rework to return a chain down to
120 (build_component_ref): Use the new lookup_field to handle
121 nested anonymous entities correctly.
123 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
125 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
126 Change parameters to gen_rtx_CONST_DOUBLE.
127 (GEN_INT64, sparc_emit_set_const64): Likewise.
128 * config/sparc/sparc.md (movdf split): Likewise.
130 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
132 * unroll.c (calculate_giv_inc): Use find_last_value rather
133 than just hoping the last instruction is the right SET.
134 [Fixes 990604-1.c on stormy16.]
136 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
137 library at all if -T is used.
139 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
140 some uses of uninitialized variables in error cases.
142 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
143 look at 'temp' if we won't be using it.
145 * config/stormy16/stormy16.h (CONST_COSTS): Define.
147 (ADDRESS_COST): Define.
148 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
150 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
152 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
153 stormy16_asm_output_mi_thunk.
154 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
156 * config/stormy16/stormy16-protos.h
157 (stormy16_asm_output_mi_thunk): New prototype.
159 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
161 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
162 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
163 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
164 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
165 sched-int.h, toplev.c, config/alpha/alpha.c,
166 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
167 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
168 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
169 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
170 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
171 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
172 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
174 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
176 * Makefile.in (dbxout.o): Depend on function.h.
177 * collect2.c (is_in_list): Hide unused function.
178 * dbxout.c: Include function.h.
179 (source_label_number, dbxout_source_line, dbxout_source_file,
180 dbxout_function_end, dbxout_begin_function): Wrap/move inside
181 macros controlling usage.
182 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
183 * output.h (exports_section): Prototype.
185 * convex.c (convex_output_function_prologue): Fix format specifier
187 (asm_declare_function_name): Fix signed/unsigned warning.
188 (print_operand): Fix format specifier warning.
189 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
190 * dsp16xx-protos.h (uns_comparison_operator,
191 num_1600_core_shifts): Prototype.
192 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
193 (frame_size, frame_pointer_offset): Delete.
194 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
195 Make static. Fix format specifier warnings.
196 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
197 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
198 * dsp16xx.md: Add default case in switches.
199 * fr30.h (IN_RANGE): Delete.
200 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
201 * mcore-protos.h (mcore_output_cmov): Const-ify.
202 * mcore.c (mcore_output_cmov): Likewise.
203 * mcore.h (switch_to_section): Make static and prototype.
204 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
205 unsigned>=0 warnings.
206 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
207 * rs6000-protos.h (read_only_data_section,
208 read_only_private_data_section): Prototype.
209 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
210 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
211 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
213 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
215 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
217 * final.c (final_scan_insn): Add brackets around body of if-stmt.
218 * gcc.c (convert_filename): Add static prototype. Const-ify.
219 Wrap variable in macros controlling its use.
220 * output.h (sdata_section): Add prototype.
222 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
223 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
224 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
225 (ASM_FILE_START): Const-ify.
226 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
228 * c4x.md: Don't use the 'U' integer suffix.
229 * clipper.md (clipper_movstr): Delete declaration.
230 * d30v-protos.h (d30v_move_2words): Const-ify.
231 (debug_stack_info): Add prototype.
232 * d30v.c: Include "integrate.h".
233 (d30v_function_arg_boundary, d30v_function_arg,
234 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
235 signed/unsigned warnings.
236 (d30v_print_operand_memory_reference, d30v_move_2words):
238 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
239 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
240 * fr30.md: Const-ify.
241 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
242 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
243 (mvs_get_label_page): Hide unused static function.
244 * i860.c (current_function_original_name): Const-ify.
245 * i860/sysv3.h (current_function_original_name): Likewise.
246 * i860/sysv4.h (current_function_original_name): Likewise.
247 * i960.md: Add default case in switches. Remove unused variable.
248 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
249 * m32r.md: Const-ify.
250 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
251 * m68hc11.c: Include "reload.h".
252 (static_chain_reg, print_options, m68hc11_asm_file_start):
254 * m68hc11.md: Delete unused variable. Const-ify. Add parens
255 around & in comparison.
256 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
257 * mn10200.c (shift_mode): Remove trailing comma.
258 * mn10300-protos.h (output_tst): Const-ify.
259 * mn10300.c (output_tst): Likewise.
260 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
262 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
263 * pa.c (output_ascii): Likewise.
264 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
265 * pdp11.md (expand_unop): Delete declarations.
266 * pj-protos.h (pj_output_addsi3): Const-ify.
267 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
268 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
269 unique_src_operand): Add prototypes.
270 (pj_output_store_into_lval): Make definition static.
271 (pj_function_incoming_arg): Don't use unary plus.
272 (pj_output_addsi3): Const-ify.
273 * romp.md (get_symref): Delete declarations.
274 * v850-c.c (mark_current_function_as_interrupt): Don't return
275 value from void function.
276 * v850.c: Include "integrate.h".
277 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
278 * vax-protos.h (const_section): Add prototype.
280 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
282 * machmode.def: Add documentation for the seventh argument in
285 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
287 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
289 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
290 <-melf>: Don't have markup for ELF acronym.
292 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
294 * config.gcc (mmix-*-*): New target.
295 * doc/invoke.texi: Document MMIX options.
296 * doc/contrib.texi: Add note about MMIX port to my entry.
297 * config/mmix/t-mmix: New file.
298 * config/mmix/mmix.h: New file.
299 * config/mmix/mmix-protos.h: New file.
300 * config/mmix/mmix.c: New file.
301 * config/mmix/mmix.md: New file.
302 * config/mmix/crti.asm: New file.
303 * config/mmix/crtn.asm: New file.
305 2001-11-03 Kazu Hirata <kazu@hxi.com>
307 * config/sparc/linux-aout.h: Fix comment formatting.
308 * config/sparc/linux.h: Likewise.
309 * config/sparc/linux64.h: Likewise.
310 * config/sparc/lynx.h: Likewise.
311 * config/sparc/pbd.h: Likewise.
312 * config/sparc/sol2-sld-64.h: Likewise.
313 * config/sparc/sol2.h: Likewise.
314 * config/sparc/sparc.c: Likewise.
315 * config/sparc/sparc.h: Likewise.
316 * config/sparc/sparc.md: Likewise.
317 * config/sparc/sunos4.h: Likewise.
318 * config/sparc/vxsim.h: Likewise.
319 * config/sparc/vxsparc.h: Likewise.
320 * config/sparc/vxsparc64.h: Likewise.
322 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
324 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
325 reference to CONST_DOUBLE_MEM in comment.
326 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
327 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
328 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
329 * function.c (pop_function_context_from): Don't call
330 restore_varasm_status.
331 * function.h (restore_varasm_status): Delete declaration.
332 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
334 * rtl.def (CONST_DOUBLE): Update comment.
335 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
336 (CONST_DOUBLE_CHAIN): Likewise.
337 (CONST_DOUBLE_MEM): Delete.
338 (gen_rtx_CONST_DOUBLE): Update parameters.
339 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
340 Remove reference to CONST_DOUBLE_MEM.
341 (const_alias_set): New variable.
342 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
343 (immed_real_const_1): Adjust tests for 0, 1, and 2.
344 Don't set CONST_DOUBLE_MEM.
345 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
346 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
347 Put constant in const_alias_set.
348 (struct pool_constant): ALIGN now unsigned.
349 OFFSET now HOST_WIDE_INT.
351 (restore_varasm_status): Deleted.
352 (mark_pool_constant): Mark desc->rtl.
353 (force_const_mem): Rework to store rtl in hash table,
354 not CONST_DOUBLE_MEM.
355 Put constant in const_alias_set.
356 (find_pool_constant): Check desc->rtl.
357 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
358 (init_varasm_once): Initialize const_alias_set.
360 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
363 * reload.c (combine_reloads): Don't combine an output reload if there
364 are other reloads around for part of the output.
366 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
368 (set_mem_decl): New function.
369 * expr.h (set_mem_decl): New declaration.
370 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
371 (output_asm_operand_names): Add tab.
372 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
374 * builtins.c (get_memory_rtx): Properly set MEM alias set and
377 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
379 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
380 Use "invalid" instead of "illegal". Use @r in comments in
383 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
385 * c-decl.c (pushdecl): Move block inside if conditional to remove
386 possibility of a segfault. Lookup block-level extern
387 variables in enclosing scopes correctly.
389 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
391 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
393 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
394 SUBREG so we avoid SUBREGing memory.
396 * expmed.c (store_bit_field): Same.
398 2001-11-02 DJ Delorie <dj@redhat.com>
400 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
401 using FP registers for DImode mem-mem moves is acceptable.
403 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
405 * builtins.c (apply_args_size): Handle vector arguments.
406 (apply_result_size): Same.
408 * machmode.def: Set WIDER mode field for all vector entries.
410 2001-11-02 Graham Stott <grahams@redhat.com>
412 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
414 2001-11-01 Eric Christopher <echristo@redhat.com>
416 * config.gcc: Revert part of earlier patch.
417 * config/mips/linux.h: Ditto.
418 * df.c: Include tm_p.h to avoid warnings.
419 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
421 * config/mips/mips.c: Define mips_abi regardless.
422 (mips_output_function_prologues): Add long casts for .frame
424 (override_options): Allow use of ABI_32.
426 2001-11-01 Kazu Hirata <kazu@hxi.com>
428 * config/m68hc11/m68hc11.c: Fix comment formatting.
429 * config/m68hc11/m68hc11.h: Likewise.
430 * config/m68hc11/m68hc11.md: Likewise.
432 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
434 * c-typeck.c (default_conversion): Retain the original expression
436 * gcc.dg/Wparentheses.c: New tests.
438 2001-11-01 David S. Miller <davem@redhat.com>
440 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
441 64-bit Sparc description more in line with reality.
443 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
445 * Makefile.in (GCOV_OBJS): Add version.o.
446 * gcov.c: Include "version.h" and <getopt.h>.
447 (gcov_version_string): Remove.
448 (print_usage): Take a parameter to determine whether this is a
449 call from --help or an error message. Give fuller output that
450 follows the GNU Coding Standards for --help.
451 (print_version): New function.
453 (process_args): Use getopt_long. Support long options. Follow
454 GNU Coding Standards for --help and --version.
455 * doc/gcov.texi: Document long options.
456 Addresses part of PR other/704.
458 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
460 * pa.c (output_move_double): Fix typo in double load.
462 2001-11-01 Kazu Hirata <kazu@hxi.com>
464 * config/h8300/h8300.c (h8300_encode_label): Compute a string
465 before passing it to ggc_alloc_string.
467 2001-11-01 Kazu Hirata <kazu@hxi.com>
469 * config/m68k/3b1.h: Fix comment formatting.
470 * config/m68k/3b1g.h: Likewise.
471 * config/m68k/a-ux.h: Likewise.
472 * config/m68k/amix.h: Likewise.
473 * config/m68k/apollo68.h: Likewise.
474 * config/m68k/atari.h: Likewise.
475 * config/m68k/aux-exit.c: Likewise.
476 * config/m68k/ccur-GAS.h: Likewise.
477 * config/m68k/crds.h: Likewise.
478 * config/m68k/dpx2.h: Likewise.
479 * config/m68k/dpx2g.h: Likewise.
480 * config/m68k/hp310.h: Likewise.
481 * config/m68k/hp320.h: Likewise.
482 * config/m68k/isi.h: Likewise.
483 * config/m68k/linux.h: Likewise.
484 * config/m68k/lynx.h: Likewise.
485 * config/m68k/m68k-psos.h: Likewise.
486 * config/m68k/m68k.c: Likewise.
487 * config/m68k/m68k.h: Likewise.
488 * config/m68k/m68k.md: Likewise.
489 * config/m68k/m68kelf.h: Likewise.
490 * config/m68k/m68kv4.h: Likewise.
491 * config/m68k/mot3300.h: Likewise.
492 * config/m68k/news.h: Likewise.
493 * config/m68k/next.h: Likewise.
494 * config/m68k/pbb.h: Likewise.
495 * config/m68k/plexus.h: Likewise.
496 * config/m68k/sgs.h: Likewise.
497 * config/m68k/sun3.h: Likewise.
498 * config/m68k/tower.h: Likewise.
499 * config/m68k/vxm68k.h: Likewise.
501 2001-10-31 DJ Delorie <dj@redhat.com>
503 * config/mips/mips.h (mips_cache_flush_func): Prototype.
504 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
505 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
506 * config/mips/mips.c (mips_cache_flush_func): New.
507 * doc/invoke.texi: Document the new options.
509 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
511 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
512 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
514 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
516 * config/cris/cris.c: Include output.h after tree.h but before
519 2001-10-31 Zack Weinberg <zack@codesourcery.com>
521 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
522 (INTL_SUBDIRS): Just intl.
523 (.SUFFIXES): Add .gmo .po .pox.
524 (native): Also depend on build-@POSUB@.
525 (intl.all, intl.install): Depend on config.h and things it includes.
526 (po-generated): New target; depend on c-parse.c and tradcif.c.
527 (install-normal): Also depend on install-@POSUB@.
528 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
529 (build-, install-, build-po, update-po, install-po,
530 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
532 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
533 * configure.in: Don't munge XGETTEXT. Don't generate
535 * configure: Regenerate.
538 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
539 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
541 2001-10-31 Kazu Hirata <kazu@hxi.com>
543 * config/h8300/h8300.md (two anonymous patterns): New.
545 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
547 * tree.h (tree_index): Add support for V16QI and V8HI.
548 (V8HI_type_node): New.
549 (V16QI_type_node): New.
551 * tree.c (build_common_tree_nodes_2): Same.
553 * c-common.c (type_for_mode): Same.
555 2001-10-31 Kazu Hirata <kazu@hxi.com>
557 * config/i386/att.h: Fix comment formatting.
558 * config/i386/beos-elf.h: Likewise.
559 * config/i386/bsd.h: Likewise.
560 * config/i386/bsd386.h: Likewise.
561 * config/i386/crtdll.h: Likewise.
562 * config/i386/cygwin.asm: Likewise.
563 * config/i386/cygwin.h: Likewise.
564 * config/i386/djgpp.h: Likewise.
565 * config/i386/freebsd-aout.h: Likewise.
566 * config/i386/freebsd.h: Likewise.
567 * config/i386/gas.h: Likewise.
568 * config/i386/i386-interix.h: Likewise.
569 * config/i386/i386-protos.h: Likewise.
570 * config/i386/i386.c: Likewise.
571 * config/i386/i386.h: Likewise.
572 * config/i386/i386.md: Likewise.
573 * config/i386/i386elf.h: Likewise.
574 * config/i386/interix.c: Likewise.
575 * config/i386/isc.h: Likewise.
576 * config/i386/isccoff.h: Likewise.
577 * config/i386/iscdbx.h: Likewise.
578 * config/i386/linux.h: Likewise.
579 * config/i386/lynx.h: Likewise.
580 * config/i386/mingw32.h: Likewise.
581 * config/i386/netbsd-elf.h: Likewise.
582 * config/i386/next.h: Likewise.
583 * config/i386/osf1elf.h: Likewise.
584 * config/i386/osfrose.h: Likewise.
585 * config/i386/sco5.h: Likewise.
586 * config/i386/seq-gas.h: Likewise.
587 * config/i386/seq-sysv3.h: Likewise.
588 * config/i386/sequent.h: Likewise.
589 * config/i386/sol2.h: Likewise.
590 * config/i386/sun386.h: Likewise.
591 * config/i386/uwin.asm: Likewise.
592 * config/i386/uwin.h: Likewise.
593 * config/i386/vxi386.h: Likewise.
594 * config/i386/win32.h: Likewise.
595 * config/i386/winnt.c: Likewise.
596 * config/i386/xm-cygwin.h: Likewise.
597 * config/i386/xm-mingw32.h: Likewise.
599 2001-10-31 Kazu Hirata <kazu@hxi.com>
601 * builtins.def: Fix comment typos.
602 * config/alpha.c: Likewise.
603 * config/arm/arm.c: Likewise.
604 * config/avr/avr.h: Likewise.
605 * config/d30v/d30v.c: Likewise.
606 * config/d30v/d30v.h: Likewise.
607 * config/d30v/d30v.md: Likewise.
608 * config/dsp16xx/dsp16xx.c: Likewise.
609 * config/fr30/fr30.c: Likewise.
610 * config/fr30/fr30.md: Likewise.
611 * config/i386/i386.c: Likewise.
612 * config/i860/i860.c: Likewise.
613 * config/i960/i960.c: Likewise.
614 * config/ia64/ia64.c: Likewise.
615 * config/mips/mips.c: Likewise.
616 * config/pa/pa.c: Likewise.
617 * config/rs6000/rs6000.c: Likewise.
618 * config/s390/s390.c: Likewise.
619 * config/sparc/sparc.c: Likewise.
621 2001-10-30 Kazu Hirata <kazu@hxi.com>
623 * config/mips/elf.h: Fix comment formatting.
624 * config/mips/elf64.h: Likewise.
625 * config/mips/iris5.h: Likewise.
626 * config/mips/iris5gas.h: Likewise.
627 * config/mips/iris6.h: Likewise.
628 * config/mips/isa3264.h: Likewise.
629 * config/mips/linux.h: Likewise.
630 * config/mips/mips.c: Likewise.
631 * config/mips/mips.h: Likewise.
632 * config/mips/mips.md: Likewise.
633 * config/mips/mips16.S: Likewise.
634 * config/mips/netbsd.h: Likewise.
635 * config/mips/osfrose.h: Likewise.
636 * config/mips/r3900.h: Likewise.
637 * config/mips/sni-svr4.h: Likewise.
638 * config/mips/svr4-t.h: Likewise.
639 * config/mips/ultrix.h: Likewise.
641 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
643 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
644 when we update head->current.
646 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
648 * tree.c (id_string_size): Remove.
649 (dump_tree_statistics): Update.
650 * toplev.c (compile_file): If dumping stats, dump tree stats too.
652 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
654 * sched-rgn.c (schedule_insns): Fix comment.
656 2001-10-30 Zack Weinberg <zack@codesourcery.com>
658 * configure.in: Correct previous change: don't assume that
659 gas's version number _isn't_ the last thing on the line, or
660 isn't the only number on the line, either.
661 * configure: Regenerate.
663 2001-10-30 Kazu Hirata <kazu@hxi.com>
665 * cfgcleanup.c: Fix a comment typo.
667 2001-10-30 Kazu Hirata <kazu@hxi.com>
669 * alias.c: Fix comment formatting.
671 * config/cris/cris.c: Likewise.
672 * config/cris/cris.h: Likewise.
673 * config/i960/i960.c: Likewise.
674 * config/i960/i960.h: Likewise.
676 2001-10-30 Kazu Hirata <kazu@hxi.com>
678 * config/arm/arm.c: Fix a comment typo.
679 * config/arm/arm.h: Likewise.
680 * config/ia64/ia64.c: Likewise.
682 2001-10-30 Jakub Jelinek <jakub@redhat.com>
684 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
685 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
686 * rtl.h (set_unique_reg_note): Change return value.
687 * gcse.c (try_replace_reg): Use set_unique_reg_note.
688 * cse.c (cse_insn): Likewise.
689 * expr.c (emit_move_insn): Likewise.
690 * explow.c (force_reg): Likewise.
691 * local-alloc (update_equiv_regs): Likewise.
692 * loop.c (move_moveables, load_mems): Likewise.
693 * reload (find_reloads): Likewise.
695 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
698 * c-decl.c (parmlist_tags_warning, start_struct,
699 check_for_loop_decls): Separate messages for struct, union and
700 enum cases to allow for languages in which they have different
702 * c-format.c (scanf_flag_specs): Separate short and long name of
703 the assignment suppression feature.
704 (check_format_types): Localize "pointer" and "different types"
706 * c-lex.c (lex_number): Localize "an unsigned long int" and
708 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
710 * c-typeck.c (build_unary_up): Separate messages for increment and
711 decrement cases to allow for languages in which they use different
712 articles. Localize the strings "increment" and "decrement" in one
715 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
717 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
718 when no changes has been made.
720 * gcse.c (reg_set_bitmap): Turn into reg_set.
721 (modify_mem_list_set, canon_modify_mem_list_set)
722 (clear_modify_mem_tables, free_modify_mem_tables): New.
723 (gcse_main); Use free_modify_mem_tables.
724 (free_gcse_mem): Likewise; free the bitmaps.
725 (alloc_gcse_main): Initialize the bitmaps.
726 (canon_list_insert): Set canon_modify_mem_list_set.
727 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
728 (compute_hash_table): Use clear_modify_mem_tables.
729 (reset_opr_set_tables): Likewise.
730 (oprs_not_set_p): reg_set_bitmap is regset.
731 (mark_set, mark_clobber): Likewise.
733 * df.h (DF_EQUIV_NOTES): New constant.
734 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
737 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
738 (init_regions, schedule_insns): Conditionalize the checking
739 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
741 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
743 * i386.md (movti_rex64 splitter): Fix condition.
745 2001-10-29 Zack Weinberg <zack@codesourcery.com>
747 * configure.in: Do not assume that gas's version number is the
748 last thing on the first line of as --version output.
749 * configure: Regenerate.
751 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
752 MT_WARNING, MT_ERROR, MT_FATAL.
753 (main): Call gcc_init_libintl.
754 (v_message): Call gettext on msgid and "warning: "
755 * tradcif.y: Include intl.h.
756 (yyerror): Make parameter definition consistent with
757 prototype. Call gettext on msgid argument.
759 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
761 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
764 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
766 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
768 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
769 before referencing it.
771 2001-10-26 DJ Delorie <dj@redhat.com>
773 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
774 override -G, and force -G0.
776 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
778 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
779 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
780 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
781 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
783 * loop.h (struct induction): Rename ext_dependant to
785 * loop.c: Change all uses.
786 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
788 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
790 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
792 * c-parse.in (expr_no_commas, primary), c-typeck.c
793 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
795 2001-10-29 David Edelsohn <edelsohn@gnu.org>
797 Undo assemble_name change in earlier patch.
799 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
801 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
802 determining the type of the receiver, do not check that TREE_CODE
803 of receiver is CALL_EXPR before calling receiver_is_class_object().
804 (receiver_is_class_object): For the GNU runtime: recognize
805 the case that the receiver is self in a class method context.
806 Check that TREE_CODE of receiver is CALL_EXPR when checking that
807 the receiver is a call to objc_get_class.
809 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
811 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
813 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
815 * Makefile.in (OBJS): Put all files in alphabetical order.
817 * dwarf2out.c (add_const_value_attribute): Fix error in last
820 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
822 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
823 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
825 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
826 (life_analysis): call purge_all_dead_edges after deleting noops.
827 (delete_noop_move): Do not purge CFG.
828 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
830 2001-10-28 David Edelsohn <edelsohn@gnu.org>
832 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
833 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
834 (ASM_GLOBALIZE_LABEL): Use assemble_name.
835 (ASM_OUTPUT_COMMON): Likewise.
836 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
837 (rs6000_output_function_epilogue): Likewise.
838 (output_mi_thunk): Fix typo.
839 (rs6000_output_symbol_ref): Use assemble_name.
840 (output_toc): Likewise.
841 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
842 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
843 assemble_name calls STRIP_NAME_ENCODING.
844 (ASM_OUTPUT_LABEL): Use assemble_name.
845 (ASM_GLOBALIZE_LABEL): Likewise.
846 (ASM_DECLARE_FUNCTION_NAME): Likewise.
847 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
848 (ASM_OUTPUT_LOCAL): Likewise.
850 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
852 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
853 (expand_builtin_apply, expand_builtin_return): Likewise.
854 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
856 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
858 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
859 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
860 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
861 configure, configure.in, except.c, except.h, flow.c, function.c,
862 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
863 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
864 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
865 unroll.c: Fix spelling errors.
867 * doc/extend.texi, doc/invoke.texi: Fix spelling.
869 * doc/gcc.texi: Document use of "dependent" and American spelling.
871 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
873 * expr.c (emit_group_load): Support CONCATs by storing them to memory
876 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
878 * expr.c (store_constructor_field): Only call adjust_address on MEM.
880 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
882 * genrecog.c (write_switch): Output if before switch for
883 DT_elt_zero_wide_safe.
885 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
887 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
888 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
889 (FUNCTION_PROFILER): Const-ify.
890 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
891 (eliminate_constant_term, assemble_name, output_addr_const):
893 (ptr_half_pic_address_p, half_pic_hash): Prototype.
894 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
895 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
896 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
897 (half_pic_declare, half_pic_external): Const-ify.
898 * toplev.c: Include "halfpic.h".
900 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
902 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
903 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
904 config/i386/i386.c, config/i386/i386-interix.h,
905 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
906 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
907 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
908 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
909 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
910 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
911 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
914 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
915 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
916 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
917 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
918 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
919 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
920 system.h, toplev.c: Fix spelling errors.
922 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
924 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
926 * dwarf2out.c (reg_number): Abort if pseudo.
927 (reg_loc_descriptor): Return 0 if pseudo.
928 (is_based_loc): Return 0 if pseudo.
929 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
931 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
932 (loc_descriptor): Return 0 if can't find location and handle 0
933 return from recursive calls.
934 (loc_descriptor_from_tree): Likewise.
935 Fix handling of indirect.
936 Also return 0 for PLACEHOLDER_EXPR.
937 Clean up COMPONENT_REF cases.
938 (add_AT_location_descriptor): Simplify, but handle 0 return from
940 (add_const_value_attribute): Avoid shift count warning.
941 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
942 Set comp_unit_die as context if not in function.
944 * config/mips/mips-protos.h: Break up long lines.
945 Remove needless #ifdef/#endif blocks.
946 Don't declare functions declared in file made by genpreds or recog.h.
947 * config/mips/mips.c (mips_output_function_prologue): TSIZE
948 is now HOST_WIDE_INT; delete unneeded casts.
949 * config/mips/mips.h: Don't use #elif.
951 * expr.c (stor_constructor_field): Always call adjust_address.
952 Copy TARGET before changing its alias set.
953 (store_field): Likewise, for TO_RTX.
954 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
956 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
957 (find_placeholder): Return 0 if can't find object.
958 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
961 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
963 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
965 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
967 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
968 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
969 (merge_blocks): Properly udpate life after making edge nonfallthru.
970 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
972 2001-10-26 Kazu Hirata <kazu@hxi.com>
974 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
976 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
978 * c-typeck.c (convert_arguments): When comparing for enumeral
979 type equality, use TYPE_MAIN_VARIANT.
980 * gcc.dg/Wconversion.c: New tests.
982 2001-10-26 Kazu Hirata <kazu@hxi.com>
984 * s390/s390.c: Fix comment typos.
985 * s390/s390.h: Likewise.
986 * s390/s390.md: Likewise.
988 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
990 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
991 (walk_tree): Use it for tail calls where appropriate.
993 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
995 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
996 non-local label_refs.
998 2001-10-26 Kazu Hirata <kazu@hxi.com>
1000 * config/h8300/h8300.md (4 anonymous patterns): New.
1002 2001-10-26 Kazu Hirata <kazu@hxi.com>
1004 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1005 algorithm through the shift_info structure.
1006 (emit_a_shift): Update the use of get_shift_alg.
1008 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1010 * sched-rgn.c: Remove bitset typedef.
1011 Change bitset to sbitmap in prototypes / variable types.
1013 Remove edgeset_bits.
1014 Remove edgeset_size.
1015 s/BITSET_ADD/SET_BIT/g
1016 s/BITSET_INVERT/sbitmap_ones/g
1017 s/BITSET_INTER/sbitmap_a_and_b/g
1018 s/BITSET_UNION/sbitmap_a_or_b/g
1019 s/BITSET_DIFFER/sbitmap_difference/g
1020 s/bitset_member/TEST_BIT/g
1021 (BITSET_*): Removed.
1022 (bitset_member): Removed.
1023 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1024 EXECUTE_IF_SET_IN_SBITMAP.
1025 (split_edges): Rewrite, use sbitmap functions instead of bitset
1027 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1029 2001-10-26 Andreas Schwab <schwab@suse.de>
1031 * reload1.c (emit_input_reload_insns): Fix parens in last
1032 (undocumented) change that was supposed to change only whitespace.
1034 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1036 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1038 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1041 2001-10-26 Andreas Jaeger <aj@suse.de>
1043 * flow.c (clear_log_links): Remove unused variable.
1044 * cfgcleanup.c (cleanup_cfg): Likewise.
1046 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1048 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1049 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1051 2001-10-26 Richard Henderson <rth@redhat.com>
1053 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1054 rename PV_REG to R27_REG.
1055 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1056 (REG_CLASS_FROM_LETTER): Update.
1057 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1058 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1059 (udivsi3, modsi3, umodsi3): Likewise.
1060 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1062 2001-10-26 Richard Henderson <rth@redhat.com>
1064 * cfg.c (clear_aux_for_blocks): Split out of ...
1065 (free_aux_for_blocks): here.
1066 (clear_aux_for_edges): Split from ...
1067 (free_aux_for_edges): here.
1068 * basic-block.h: Declare them.
1069 * lcm.c (compute_antinout_edge): Use them.
1070 (compute_laterin, compute_available, compute_nearerout): Likewise.
1071 (optimize_mode_switching): Likewise.
1073 2001-10-26 Richard Henderson <rth@redhat.com>
1075 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1076 moving everything back to the main build directory.
1078 2001-10-26 Christopher Faylor <cgf@redhat.com>
1080 * config/i386/cygwin.h: Search target specfic include directory, if
1083 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1085 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1086 of macro guards. Fix #endif comment.
1088 * output.h (default_exception_section, default_eh_frame_section):
1089 Move prototypes outside of macro guard.
1091 * crtstuff.c: Fix #endif comment.
1093 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1095 * doc/md.texi (movMM): Clarify semantics of storing into a
1096 non-paradoxical SUBREG.
1098 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1100 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1101 (lang_hook_default_get_alias_set): Move next to other alias
1103 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1104 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1105 (LANG_HOOKS_INITIALIZER): Add it.
1106 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1107 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1108 instead of a loop calling poplevel.
1110 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1112 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1113 occurrences of #elif with #if...#endif.
1115 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1117 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1119 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1121 * alias.c (can_address_p): No longer static.
1122 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1123 Return 0 if all parameters are default values.
1124 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1125 (adjust_address_1): Try harder to compute a size.
1126 * expr.c (expand_assignment, store_constructor): If can't address,
1127 set MEM_KEEP_ALIAS_SET_P.
1128 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1129 (store_field): Likewise.
1130 (store_constructor): Simplify call to store_constructor_field.
1131 * expr.h (can_address_p): New declaration.
1132 * gensupport.c (gen_rtx_CONST_INT): New function.
1133 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1134 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1135 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1137 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1139 2001-10-24 Christopher Faylor <cgf@redhat.com>
1141 * config/i386/cygwin.h: Use proper path for mingw crt files when
1144 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1146 * dwarf2out.c (file_info_cmp): Always return consistent results.
1148 2001-10-24 Roger Sayle <roger@eyesopen.com>
1150 * stmt.c (expand_end_case): Index jumptables from zero for
1151 suitably small values of minval.
1153 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1155 * stor-layout.c (place_union_field): If any field was aligned with
1156 attribute aligned, set record type's TYPE_USER_ALIGN.
1157 (place_field): Likewise.
1158 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1159 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1161 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1163 * c-common.h (struct c_common_identifier): Remove rid_code field.
1164 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1166 * c-typeck.c (constructor_designated): New local flag.
1167 (struct constructor_stack): Add "designated" field to match.
1168 (start_init): Clear it.
1169 (really_start_incremental_init, push_init_level): Push and
1171 (pop_init_level): Pop it.
1172 (set_designator): Set it.
1174 (pop_init_level): Suppress "missing initializer" warnings if
1175 constructor_designated is true.
1176 (process_init_element): Suppress warning about union
1177 initialization under traditional C, if constructor_designated
1180 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1182 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1185 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1187 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1189 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1191 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1192 the node was already a set to a constant.
1194 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1196 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1197 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1199 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1201 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1202 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1203 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1204 * s390.c (s390_final_chunkify): Don't use string concatenation.
1205 (s390_function_prologue, s390_function_epilogue): Const-ify.
1206 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1208 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1210 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1213 2001-10-23 Stan Shebs <shebs@apple.com>
1215 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1216 -traditional-cpp in first-stage compilation.
1218 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1220 * gensupport.c (target_flags): Add.
1222 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1224 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1226 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1227 * except.c (expand_builtin_frob_return_addr): Likewise.
1228 (expand_builtin_eh_return): Likewise.
1229 * stmt.c (expand_computed_goto): Likewise.
1230 * explow.c (memory_address): Likewise.
1231 (allocate_dynamic_stack_space): Clean up predicate testing.
1232 (probe_stack_range): Convert SIZE to Pmode.
1233 * calls.c (rtx_for_function_call): Only call convert_memory_address
1235 Pass function call operand as ptr_mode, not Pmode.
1236 * expr.c (expand_assignment): Clean up calls to convert_memory
1237 address by only doing so when needed and making offsets Pmode.
1238 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1239 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1240 is in Pmode, not ptr_mode.
1242 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1244 * darwin-protos.h (constructor_section, destructor_section,
1245 mod_init_section, mod_term_section): Prototype.
1246 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1248 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1250 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1251 objc_section_init declaration.
1252 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1253 (objc_section_init, try_section_alias): Make static.
1254 (alias_section): Make static and hide unused function.
1255 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1257 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1259 * alias.c (can_address_p): Compnonents are not addressable if
1260 the containing type has alias set 0.
1261 (get_alias_set): Rework to use STRIP_NOPS.
1262 Only call front-end routine on object, type, or object with
1263 NOPs stripped, not inner values.
1264 Use language hook to call front-end routine.
1265 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1266 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1267 Don't pass alignment to emit_block_move.
1268 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1269 (expand_builtin_memset): Likewise, but for clear_storage.
1270 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1271 and remove C++ specific parts.
1272 * c-common.h (c_common_get_alias_set): Add declaration.
1273 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1274 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1275 (save_fixed_argument_area): Call set_mem_align.
1276 Remove alignment in call to emit_block_move.
1277 (emit_library_call_value_1, store_one_arg): Likewise.
1278 (target_for_arg): Remove; disabled long ago.
1279 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1280 once and similar cleanups.
1281 (offset_address): Use proper introductory comment.
1282 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1283 from explicit operand; all callers changed.
1284 (clear_storage): Likewise.
1285 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1286 (store_field): Remove kludge on alias set used for to_rtx.
1287 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1288 (expand_expr_unaligned): Call set_mem_attributes instead of
1290 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1291 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1292 (expand_function_end): Track MEM attributes of trampolines.
1293 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1294 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1295 attributes from original.
1296 * langhooks.c (lang_hook_default_get_alias_set): New function.
1297 (hook_get_alias_set_0): New function.
1298 * langhooks.h (hook_get_alias_set_0): New declaration.
1299 (lang_hook_default_get_alias_set): Likewise.
1300 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1301 * reload1.c (alter_reg): Use adjust_address_nv.
1302 * rtl.c (get_mode_alignment): Moved to here.
1303 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1304 change default if unknown from 1 to BITS_PER_UNIT.
1305 * stor-layout.c (get_mode_alignment): Remove from here.
1306 * toplev.h (struct lang_hoks): Add get_alias_set field.
1307 * tree.h (lang_get_alias_set): Delete declaration.
1308 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1309 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1310 (ix86_va_arg): Likewise.
1311 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1312 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1313 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1314 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1315 (expand_block_move_mem): Remove dead code.
1317 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1319 * c-common.c (warn_div_by_zero): New.
1320 * c-common.h (warn_div_by_zero): New.
1321 * c-decl.c (c_decode_option): Take it on the command line.
1322 * c-typeck.c (build_binary_op): Warn about division by zero.
1323 * doc/invoke.texi: Document the new command line option, fix
1324 documentation of -Wmultichar.
1325 * testsuite/gcc.dg/divbyzero.c: New tests.
1326 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1328 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1330 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1332 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1333 to avoid update_life_info call.
1334 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1335 * cfgcleanup.c (bb_flags): New enum.
1336 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1337 (notice_new_block, update_forwarder_flag): New functions.
1338 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1339 (try_forward_edges): Likewise; update flags.
1340 (merge_blocks): Likewise.
1341 (outgoing_edges_match): Likewise.
1342 (try_crossjump_to_edge): Likewise.
1343 (try_optimize_cfg): Likewise; initialize and clear the flags;
1344 recompute life info if needed.
1345 (cleanup_cfg): No need to clear aux pointers.
1347 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1349 * config/i386/i386.c (override_options): Default to minimum
1350 stack alignment when optimizing for code size.
1351 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1354 * config/i386/i386.c (override_options): Set upper limit of
1355 -mpreferred-stack-boundary to 12.
1357 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1359 * recog.c (peephole2_optimize): Add default case to switch.
1361 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1363 * doc/gcc.texi (Sending Patches): Remove.
1365 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1367 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1368 fields when comparing.
1370 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1372 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1373 * arm.c (HOST_INT, HOST_UINT): Likewise.
1375 2001-10-22 Stan Shebs <shebs@apple.com>
1377 * config/darwin-protos.h (darwin_exception_section): Declare.
1378 (darwin_eh_frame_section): Declare.
1380 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1382 * i386.md (movti_rex64): Fix mode.
1384 2001-10-22 Stan Shebs <shebs@apple.com>
1386 * target.h (struct gcc_target): Add asm_out.exception_section,
1387 asm_out.eh_frame_section.
1388 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1389 (TARGET_ASM_EH_FRAME_SECTION): New.
1390 (TARGET_INITIALIZER): Update.
1391 * output.h (default_exception_section): Declare.
1392 (default_eh_frame_section): Declare.
1393 * dwarf2out.c: Include target.h.
1394 (output_call_frame_info): Call target hook for eh frames.
1395 (default_eh_frame_section): New function.
1396 * except.c: Include target.h.
1397 (output_function_exception_table): Call target hook for exception
1399 * varasm.c (default_exception_section): Rename from
1400 exception_section, remove EXCEPTION_SECTION macro.
1402 * config/darwin.h (darwin_eh_frame_section): New function.
1403 (EXCEPTION_SECTION): Remove.
1404 (TARGET_ASM_EXCEPTION_SECTION): Define.
1405 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1406 (nextstep_exception_section): New function.
1407 (nextstep_eh_frame_section): New function.
1408 (TARGET_ASM_EXCEPTION_SECTION): Define.
1409 (TARGET_ASM_EH_FRAME_SECTION): Define.
1411 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1412 (TARGET_ASM_EXCEPTION_SECTION): Define.
1413 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1414 (EXCEPTION_SECTION): Remove.
1415 (TARGET_ASM_EXCEPTION_SECTION): Define.
1416 * config/stormy16/stormy16.h: Remove comments referencing
1417 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1419 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1420 TARGET_ASM_EH_FRAME_SECTION.
1422 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1424 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1427 * c-format.c: Fix spelling typo in comment.
1429 * sched-int.h: Fix typo in GCC preamble.
1431 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1434 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1436 2001-10-22 Richard Henderson <rth@redhat.com>
1438 * config/i386/i386.c (ix86_expand_clear): New.
1439 * config/i386/i386-protos.h: Declare it.
1440 * config/i386/i386.md (setcc peep2s): Use it.
1441 (movsi_xor): Unexport.
1443 2001-10-22 Richard Henderson <rth@redhat.com>
1445 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1446 free_EXPR_LIST_list for LOG_LINKS.
1448 2001-10-21 Robert Lipe <robertlipe@usa.net>
1450 * config/i386/i386.c (sco_asm_named_section): Delete.
1451 (sco_asm_out_constructor): Delete.
1452 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1453 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1454 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1455 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1456 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1458 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1460 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1461 and/or fold extra calls into fewer ones.
1462 * collect2.c (dump_file): Likewise.
1463 * cppexp.c (parse_number): Likewise.
1464 * cpplex.c (_cpp_lex_direct): Likewise.
1465 * final.c (output_asm_insn, asm_fprintf): Likewise.
1466 * fix-header.c (inf_scan_ident, main): Likewise.
1467 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1469 * fold-const.c (real_hex_to_f): Likewise.
1470 * gen-protos.c (parse_fn_proto): Likewise.
1471 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1472 * genrecog.c (change_state, write_action): Likewise.
1473 * gensupport.c (shift_output_template): Likewise.
1474 * local-alloc.c (requires_inout): Likewise.
1475 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1476 * protoize.c (is_id_char, main): Likewise.
1477 * real.c (asctoeg): Likewise.
1478 * recog.c (asm_operand_ok): Likewise.
1479 * reload.c (find_reloads): Likewise.
1480 * scan.c (scan_identget_token): Likewise.
1481 * sched-vis.c (print_value): Likewise.
1482 * stringpool.c (ggc_alloc_string): Likewise.
1483 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1484 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1485 * tradcpp.c (rescan): Likewise.
1486 * tree.c (clean_symbol_name): Likewise.
1487 * varasm.c (decode_reg_name): Likewise.
1489 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1490 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1491 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1492 * m88k.c (output_ascii): Likewise.
1493 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1494 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1495 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1496 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1498 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1500 * langhooks.c (lang_hook_default_do_nothing,
1501 lang_hook_default_decode_option): New defaults.
1502 * langhooks.h: Make hooks unconditional and non-NULL.
1503 * toplev.c (compile_file, toplev_main): Update.
1504 * toplev.h: Update comments.
1505 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1507 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1509 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1511 * system.h (IN_RANGE): New macro.
1513 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1515 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1516 INTLDEPS variable, which does not include $LIBICONV.
1517 * Makefile.in: Use INTLDEPS in LIBDEPS.
1518 * configure: Regenerate.
1520 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1522 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1523 * cpplex.c (lex_percent, lex_dot): Remove.
1524 (get_effective_char, skip_block_comment, skip_line_comment,
1525 parse_identifier_slow, parse_number, parse_string, save_comment,
1526 _cpp_lex_direct): Update to do lookback freely.
1527 (IF_NEXT_IS, BACKUP): New macros.
1528 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1529 * cppmacro.c (paste_tokens): Update.
1531 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1533 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1535 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1537 * reload1.c (reload): Check CONSTANT_P before calling
1538 LEGITIMATE_PIC_OPERAND_P.
1539 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1540 workaround of 2001-10-13.
1542 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1544 * i386.c (split_di): Handle splitting of DFmode.
1546 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1548 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1549 (adjust_address_1, offset_address): Likewise.
1551 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1552 (output_asm_insn): Call it for each line output.
1553 Don't record an operand more than once.
1555 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1556 * main.c: Include config.h and system.h, but not ansidecl.h.
1557 * Makefile.in (main.o): Update accordingly.
1559 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1561 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1563 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1565 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1566 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1568 (find_sub_basic_blocks): ... here;
1569 (find_many_sub_basic_blocks): New.
1570 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1572 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1574 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1576 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1578 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1579 * flow.c (update_life_info): Measure time.
1580 * c-decl.c: Include timevar.h
1581 (c_expand_body): Measure time.
1582 * toplev.c (rest_of_compilation): Measure time of mode switching
1584 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1586 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1587 (lang_independent_options): Add asynchronous-unwind-tables
1588 (toplev_main): flag_asynchronous_unwind_tables implies
1590 * flags.h (flag_asynchronous_unwind_tables): Declare.
1591 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1592 flag_asynchronous_unwind_tables.
1593 (output_call_frame_info): Likewise.
1594 * invoke.texi (-fasynchronous-unwind-tables): Document.
1595 * i386.c (optimization_options): Enable
1596 flag_asynchronous_unwind_tables.
1598 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1599 * i386.md (s* expanders): Destination is QImode.
1601 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1602 * rtl.h (clear_log_links): Kill.
1603 * flow.c (clear_log_links): Make static; accept blocks parameter;
1604 do no clear life info.
1605 (update_life_info): Call clear_log_links.
1607 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1609 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1611 * cpplex.c (handle_newline, skip_escaped_newlines,
1612 get_effective_char, skip_block_comment, skip_line_comment,
1613 parse_identifier_slow, parse_number, parse_string,
1614 _cpp_lex_direct): Update to do more stepping back.
1615 (trigraph_ok): Similarly. Rename trigraph_p.
1616 (SAVE_STATE, RESTORE_STATE): Remove.
1617 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1619 * cpplib.c (destringize): Rename destringize_and_run, and
1620 call run_directive directly.
1621 (_cpp_do__Pragma): Simplify.
1623 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1625 * pe.c (arm_pe_unique_section): Const-ify.
1626 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1627 (switch_to_section): Add static prototype.
1629 * output.h (drectve_section): Prototype.
1631 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1633 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1634 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1635 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1636 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1637 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1638 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1639 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1640 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1641 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1642 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1643 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1644 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1645 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1646 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1647 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1648 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1649 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1650 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1651 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1652 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1653 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1654 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1655 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1656 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1657 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
1658 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
1659 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
1660 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
1661 v850-*-*): Delete superflous ${cpu_type} setting.
1662 * config/linux.h: Delete svr4.h include.
1663 (SET_ASM_OP): Delete.
1664 * config/netware.h (INT_ASM_OP): Undef before define.
1665 * config/ptx4.h: Delete elfos.h include.
1666 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
1667 * config/svr4.h: Delete elfos.h include. Update commentary.
1668 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
1669 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
1670 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
1671 config/v850/v850.h: Delete svr4.h include.
1672 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
1673 config/m68k/m68kv4.h, config/m88k/sysv4.h,
1674 config/sparc/sysv4.h: Update includes.
1675 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
1676 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
1677 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
1678 config/m88k/dguxbcs.h: Delete includes.
1679 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
1680 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
1681 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
1683 * config/m88k/dgux.h: Delete include.
1684 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
1686 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
1687 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
1688 * config/sh/elf.h: Update include.
1689 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
1690 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
1692 2001-10-19 Catherine Moore <clm@redhat.com>
1694 * config/stormy16/stormy-abi: Updates to varargs descriptions.
1695 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
1696 base and count fields.
1697 (stormy16_expand_builtin_va_start): last_reg_count changed to
1698 size_of_reg_args. Use count + size in first comparison.
1700 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1702 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
1703 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
1704 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
1705 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
1706 Set alignment from type if INDIRECT_REF.
1707 (adjust_address_1, offset_address): Simplify alignment compuitation.
1708 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
1709 here; done by set_mem_attributes.
1711 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1713 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
1714 * arm-protos.h (rdata_section, zero_init_section, common_section):
1716 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
1717 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
1718 traditional mode stringification.
1719 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
1720 in macros controling its use.
1721 * rtlanal.c: Include tm_p.h.
1722 * varasm.c (asm_output_aligned_bss): Mark parameter with
1724 (assemble_constant_align, assemble_start_function, assemble_align,
1725 assemble_variable, assemble_trampoline_template,
1726 output_constant_def_contents): Wrap potentially empty if-stmt body
1729 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1731 * a29k-protos.h (literal_section): Prototype.
1732 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
1733 * a29k.md: Ensure function pointers are prototyped.
1734 * genattrtab.c (write_eligible_delay): Mark parameter with
1737 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1739 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1740 * 1750a.c (print_operand): Fix format specifier warning.
1741 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
1742 * 1750a.md: Likewise.
1743 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
1744 * genemit.c (output_add_clobbers): Mark parameter with
1746 * genrecog.c (write_subroutine): Likewise.
1747 * integrate.c (expand_inline_function): Delete unused variable.
1748 * varasm.c (remove_from_pending_weak_list): Wrap with
1751 2001-10-19 Jakub Jelinek <jakub@redhat.com>
1753 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
1754 field is different to previous argument's neg field.
1756 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
1758 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1760 * final.c (get_decl_from_op): New function.
1761 (output_asm_insn): Call it; write "*" when item with decl is address.
1763 2001-10-19 Janis Johnson <janis187@us.ibm.com>
1765 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
1766 about 64-bit support from the 3.0_branch version.
1768 2001-10-19 Zack Weinberg <zack@codesourcery.com>
1770 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
1771 USE_INCLUDED_LIBINTL when appropriate.
1772 * configure, config.in: Regenerate.
1773 * Makefile.in (datadir): Set to @datadir@.
1774 (intl.o): Also depend on $(CONFIG_H) and system.h.
1776 * intl.c: Factor out common gettext initialization sequence.
1777 (gcc_init_libintl): New function.
1778 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
1779 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
1780 off NLS. Add multiple include guard. No need to #ifdef-guard
1781 an #undef. Prototype gcc_init_libintl here.
1783 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
1784 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
1785 Use gcc_init_libintl.
1787 2001-10-19 Catherine Moore <clm@redhat.com>
1789 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
1791 * config/stormy16/stormy16.c (stormy16_split_move): Make
1792 sure that REG_INC notes are present for auto_inc operands.
1794 2001-10-19 Andreas Jaeger <aj@suse.de>
1796 * configure: Regenerated.
1797 * configure.in: Add x86_64 to switch statements.
1799 2001-10-18 Richard Henderson <rth@redhat.com>
1801 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1802 address into $27 explicitly.
1803 (sibcall_value_osf_1): Likewise.
1805 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1807 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1808 (offset_address): New function.
1809 (free_emit_status): Free regno_decl.
1810 (init_emit): Pass proper number of elements to xcalloc.
1811 Allocate regno_decl.
1812 (mark_emit_status): Mark regno_decl values.
1813 * expr.c (highest_pow2_factor): New function.
1814 (expand_assigment): Use it and offset_address.
1815 Properly handle ptr_mode vs. Pmode in offset calculation.
1816 (store_constructor, expand_expr_unaligned): Likewise.
1817 (expand_expr, case COMPONENT_EXPR): Likewise.
1818 * expr.h (offset_address): New decl.
1819 * function.h (struct emit_status): Add regno_decl.
1820 (REGNO_DECL): New macro.
1821 * final.c (output_asm_name): Move in file and don't conditionalize
1822 on flag_print_asm_name.
1823 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1824 Output names of operands, if known.
1825 * function.c (assign_parms): Set REGNO_DECL.
1826 * integrate.c (integrate_decl_tree): Likewise.
1827 * stmt.c (expand_decl): Likewise.
1828 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1830 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1832 * attribs.c (handle_noinline_attribute): New function.
1833 (handle_used_attribute): Likewise.
1834 (c_common_attribute_table): Added noinline and used.
1835 * doc/extend.texi (Function Attributes): Document them.
1836 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1837 Warn when merging inline with attribute noinline.
1838 (start_decl, start_function): Warn if inline and attribute
1839 noinline appear in the same declaration.
1841 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1843 * config.gcc: Update c4x and i370 for C front end-specific
1845 * config/c4x/c4x-c.c: New.
1846 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1847 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1849 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1850 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1852 (c4x_init_pragma): Remove.
1853 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1854 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1855 c4x_pr_ignored): Move to c4x-c.c.
1856 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1857 * config/c4x/t-c4x: Update.
1858 * config/i370/i370-c.c: New.
1859 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1860 (i370_pr_map): Move to i370-c.c.
1861 * config/i370/t-i370: New.
1863 * doc/tm.texi: Update.
1865 2001-10-17 Stan Shebs <shebs@apple.com>
1867 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1868 typo fixes throughout.
1869 (machopic_output_stub): Remove some dead code.
1871 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1873 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1876 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1878 * Makefile.in (print-rtl.o): Depend on TREE_H.
1879 * alias.c (get_alias_set): Make two passes over objects to first
1880 see if inner object is access via restricted pointer.
1881 Defer allocating alias set for restricted pointer until here.
1882 Call find_placeholder with second arg nonzero.
1884 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1885 set for restricted pointer types.
1886 * emit-rtl.c (set_mem_attributes): Set more attributes.
1887 (set_mem_align, change_address, adjust_address_1): New functions.
1888 (change_address_1): Now static.
1889 (adjust_address, adjust_address_nv): Deleted.
1890 (replace_equiv_address): Call change_address_1.
1891 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1892 (find_placeholder): Get starting point from PLIST arg.
1893 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1894 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1895 (adjust_address, adjust_address_nv): New macros.
1896 * print-rtl.c (tree.h): New include.
1897 (print_rtx, case MEM): Print all memory attributes.
1899 2001-10-17 Richard Henderson <rth@redhat.com>
1901 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1903 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1905 * c-tree.texi: Eliminate duplicated word.
1906 * cpp.texi: Likewise.
1907 * install.texi: Likewise.
1908 * invoke.texi: Likewise.
1909 * tm.texi: Likewise.
1911 2001-10-17 Michael Collison <collison@isisinc.net>
1913 * dsp16xx.c: Fix comment formatting to match GNU standards.
1914 (dsp16xx_output_function_prologue): Change type of 'size'
1915 parameter from 'int' to HOST_WIDE_INT.
1916 (dsp16xx_output_function_epilogue): Change type of 'size'
1917 parameter from 'int' to HOST_WIDE_INT.
1919 2001-10-16 Richard Henderson <rth@redhat.com>
1921 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1922 * configure, config.in: Rebuild.
1924 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1925 (ix86_output_addr_diff_elt): New.
1926 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1927 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1928 (JUMP_TABLES_IN_TEXT_SECTION): New.
1929 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1930 * config/i386/i386-protos.h: Update.
1932 * config/i386/386bsd.h, config/i386/beos-elf.h,
1933 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1934 config/i386/i386-interix.h, config/i386/i386elf.h,
1935 config/i386/linux.h, config/i386/netbsd-elf.h,
1936 config/i386/netbsd.h, config/i386/openbsd.h,
1937 config/i386/ptx4-i.h, config/i386/rtemself.h,
1938 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1939 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1941 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1943 * stmt.c (expand_asm_operands): Update commentary.
1945 2001-10-16 Stan Shebs <shebs@apple.com>
1947 * config/darwin.h (GCC_NAME): Remove, no longer used.
1948 (NO_MATH_LIBRARY): Ditto.
1949 (MATH_LIBRARY): Define to emptiness.
1950 (DWARF2_DEBUGGING_INFO): Define.
1951 (PREFERRED_DEBUGGING_TYPE): Define.
1952 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
1953 (EXCEPTION_SECTION): Define.
1954 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1955 * config/darwin.c (darwin_encode_section_info): Handle case of
1956 DECL_INITIAL being error_mark_node.
1958 2001-10-16 Richard Henderson <rth@redhat.com>
1960 * alpha.c (current_file_function_operand): Don't fail for profiling.
1961 (direct_call_operand): New.
1962 * alpha-protos.h: Declare it.
1963 * alpha.h (EXTRA_CONSTRAINT): Use it.
1964 (PREDICATE_CODES): Add it.
1965 (ASM_OUTPUT_MI_THUNK): Remove.
1966 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
1967 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
1969 2001-10-16 Krister Walfridsson <cato@df.lth.se>
1971 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
1972 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1974 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1976 * cfg.c (free_edge): Break out from ....
1977 (remove_edge): ... here.
1978 (clear_edges): Use free_edge.
1980 * att.h (ASM_QUAD): Add comment.
1981 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
1983 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
1985 * i386.c (split_ti): New function.
1986 (ix86_split_to_parts): Support TImodes.
1987 * i386.h (VALID_INT_MODE_P): Add TImode.
1988 * i386.md (movdi splitter): Fix.
1989 (movti): Support 64bit integer registers.
1990 (movti_rex64): New function and splitter.
1992 * i386.c (*_cost): Add movsx/movzx cost.
1993 * i386.h (struct processor_costs): Add movsx/movzx fields.
1994 (RTX_COSTS): Handle zero/sign extend + avoid believing that
1995 64bit operations require split on 64bit machine.
1996 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
1998 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
1999 (ix86_expand_move): Avoid pushes of memory if size does not match;
2000 move long constants to register.
2001 (x86_initialize_trampoline): Fix mode.
2002 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2003 Use ASM_QUAD on 64bit.
2004 * i386.md (test pattern): Disallow impossible constants.
2005 (tablejump PIC expander): Fix emitting of sum.
2006 (movdicc_rex64): Rename to movdicc.
2007 * linux64.h (LINK_SPEC): Add missing '%'.
2009 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2011 * tree-inline.c (inlinable_function_p): Leave it up to the
2012 front-end to turn -finline-functions into DECL_INLINE set for all
2015 2001-10-16 Stan Shebs <shebs@apple.com>
2017 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2019 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2021 * recog.c: Formatting and comment typo fixes.
2023 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2024 version in single tree build.
2025 * configure: Regenerate.
2027 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2029 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2030 MODE arguments to gen_rtx and compare operand with const0_rtx.
2032 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2034 * system.h: Poison old unused target macros.
2035 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2036 * config/stormy16/stormy16.c: Update references to obsolete macros.
2037 * config/stormy16/stormy16.h: Similarly.
2038 * config/stormy16/stormy16.md: Similarly.
2039 * config/cris/cris.h: Similarly.
2041 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2043 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2044 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2045 cpp_register_pragma): Update accordingly.
2047 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2049 * c-pragma.h (cpp_register_pragma_space): Remove.
2050 * cpplib.h (cpp_register_pragma_space): Remove.
2051 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2052 (cpp_register_pragma_space): Remove.
2053 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2055 (do_pragma): Similarly.
2056 (_cpp_init_internal_pragmas): Don't register namespaces.
2058 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2059 Don't register namespaces.
2060 * cp/lex.c (init_cp_pragma): Similarly.
2061 * doc/tm.texi: Update.
2063 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2066 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2068 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2070 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2071 add scheduling support.
2072 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2073 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2074 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2077 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2079 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2080 missing CONSTANT_P test in core GCC.
2082 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2084 * cppmain.c (struct printer): New member source.
2085 (scan_translation_unit): Fix spacing at start of lines.
2086 (cb_line_change): Update.
2088 * gcc.dg/cpp/spacing2.c: New test.
2090 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2092 * config/cris/arit.c: Use __builtin_labs, not abs.
2094 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2096 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2097 misplaced sprintf and fprintf argument.
2099 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2101 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2102 * configure.in, Makefile.in: Take out obsolete check-po logic.
2103 * configure, config.in: Regenerate.
2105 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2107 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2108 symtab declarations.
2110 2001-10-12 Stan Shebs <shebs@apple.com>
2112 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2113 declarations of arguments and local variables.
2115 2001-10-12 Christopher Faylor <cgf@redhat.com>
2117 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2118 ENDFILE_SPEC definition.
2120 2001-10-12 Kazu Hirata <kazu@hxi.com>
2122 * gthr-dce.h: Fix comment formatting.
2123 * gthr-posix.h: Likewise.
2124 * gthr-single.h: Likewise.
2125 * gthr-solaris.h: Likewise.
2126 * gthr-vxworks.h: Likewise.
2127 * gthr-win32.h: Likewise.
2129 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2131 * final.c (output_asm_insn): Make sure assembly dialects are
2132 terminated, not nested. Output `|' and `}' characters if they
2133 don't appear inside assembly dialect selection.
2134 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2135 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2136 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2137 strsetsi_rex_1): Add {} braces.
2139 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2141 * toplev.c (compile_file): Ignore return value from yyparse.
2142 Always pop any nested binding levels after yyparse returns.
2144 2001-10-11 Richard Henderson <rth@redhat.com>
2146 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2148 2001-10-11 Richard Henderson <rth@redhat.com>
2150 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2151 fall back to add_AT_long_long for large CONST_INT.
2153 2001-10-11 Richard Henderson <rth@redhat.com>
2155 * config/i386/i386.md (setcc splitters): Add four splitters to
2156 simplify compound compares that simplify_comparison can't handle.
2158 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2160 * cpplex.c (digraph_spellings, token_spellings): Make static.
2162 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2164 * unroll.c (loop_iterations): Fixup last patch.
2166 2001-10-11 Richard Henderson <rth@redhat.com>
2168 * rtl.h (REG_VTABLE_REF): New.
2169 * rtl.c (reg_note_name): Add it.
2170 * combine.c (distribute_notes): Handle it.
2171 * final.c (final_scan_insn): Handle it.
2172 * tree.def (VTABLE_REF): New.
2173 * expr.c (expand_expr): Handle it.
2174 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2175 * output.h: Declare them.
2177 2001-10-11 Richard Henderson <rth@redhat.com>
2179 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2182 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2184 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2185 available in 64-bit mode.
2187 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2189 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2190 cris-*-linux* cases.
2191 * config/cris/cris-protos.h: New file.
2192 * config/cris/cris.c: New file.
2193 * config/cris/cris.h: New file.
2194 * config/cris/cris.md: New file.
2195 * config/cris/linux.h: New file.
2196 * config/cris/aout.h: New file.
2197 * config/cris/arit.c: New file.
2198 * config/cris/cris_abi_symbol.c: New file.
2199 * config/cris/mulsi3.asm: New file.
2200 * config/cris/t-aout: New file.
2201 * config/cris/t-cris: New file.
2202 * config/cris/t-elfmulti: New file.
2203 * config/cris/t-linux: New file.
2204 * doc/invoke.texi: Add CRIS options.
2205 * doc/install.texi (Specific): Add blurb for CRIS.
2207 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2209 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2211 * config/float/i32.h: Likewise.
2212 * config/float-i386.h: Likewise.
2213 * config/float-i64.h: Likewise.
2214 * config/float-m68k.h: Likewise.
2215 * config/float-sh.h: Likewise.
2216 * config/float-sparc.h: Likewise.
2218 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2220 * doc/contrib.texi: Add note about CRIS port to my entry.
2222 2001-10-11 Kazu Hirata <kazu@hxi.com>
2224 * basic-block.h: Fix formatting.
2225 * bitmap.h: Likewise.
2226 * cpplib.h: Likewise.
2227 * c-tree.h: Likewise.
2228 * diagnostic.h: Likewise.
2229 * flags.h: Likewise.
2231 * longlong.h: Likewise.
2233 * reload.h: Likewise.
2237 2001-10-10 Richard Henderson <rth@redhat.com>
2239 * c-parse.in (asm_operand): Allow named operands.
2240 * genconfig.c (max_recog_operands): Set to 29.
2241 * local-alloc.c (requires_inout): Skip multiple digits.
2242 * recog.c (asm_operand_ok): Likewise.
2243 (preprocess_constraints): Use strtoul for matching constraints.
2244 (constrain_operands): Likewise.
2245 * regmove.c (find_matches): Likewise.
2246 * reload.c (find_reloads): Likewise.
2247 * stmt.c (parse_output_constraint): Don't reject in-out
2248 constraint on operands > 9. Reject '[' in constraint.
2249 (expand_asm_operands): Handle named operands. Use strtoul
2250 for matching constraints.
2251 (check_operand_nalternatives): Split out from expand_asm_operands.
2252 (check_unique_operand_names): New.
2253 (resolve_operand_names, resolve_operand_name_1): New.
2255 * doc/extend.texi (Extended Asm): Document named operands.
2256 * doc/md.texi (Simple Constraints): Document matching constraints
2259 2001-10-10 Richard Henderson <rth@redhat.com>
2261 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2263 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2264 (jcc splitters): Add two splitters to simplify compound compares
2265 that simplify_comparison can't handle.
2267 2001-10-10 Richard Henderson <rth@redhat.com>
2269 * langhooks.c: Include langhooks.h.
2270 * Makefile.in (langhooks.o): Depend on it.
2272 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2274 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2275 should not be considered as a no-op.
2276 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2278 2001-10-10 Stan Shebs <shebs@apple.com>
2280 * alias.c: Remove uses of "register" specifier in declarations
2281 of arguments and local variables.
2282 * c-common.c: Ditto.
2283 * c-convert.c: Ditto.
2285 * c-format.c: Ditto.
2286 * c-semantics.c: Ditto.
2287 * c-typeck.c: Ditto.
2288 * caller-save.c: Ditto.
2291 * cfgbuild.c: Ditto.
2293 * collect2.c: Ditto.
2297 * cppfiles.c: Ditto.
2300 * defaults.h: Ditto.
2302 * dwarf2out.c: Ditto.
2303 * dwarfout.c: Ditto.
2304 * emit-rtl.c: Ditto.
2309 * fix-header.c: Ditto.
2310 * floatlib.c: Ditto.
2312 * fold-const.c: Ditto.
2313 * function.c: Ditto.
2316 * gen-protos.c: Ditto.
2317 * genattrtab.c: Ditto.
2318 * gencheck.c: Ditto.
2319 * genconfig.c: Ditto.
2321 * genextract.c: Ditto.
2322 * genflags.c: Ditto.
2323 * gengenrtl.c: Ditto.
2324 * genoutput.c: Ditto.
2326 * genrecog.c: Ditto.
2327 * gensupport.c: Ditto.
2331 * haifa-sched.c: Ditto.
2332 * hard-reg-set.h: Ditto.
2334 * integrate.c: Ditto.
2337 * local-alloc.c: Ditto.
2339 * mips-tdump.c: Ditto.
2340 * mips-tfile.c: Ditto.
2343 * print-rtl.c: Ditto.
2344 * read-rtl.c: Ditto.
2347 * reg-stack.c: Ditto.
2348 * regclass.c: Ditto.
2353 * resource.c: Ditto.
2357 * sched-deps.c: Ditto.
2358 * sched-rgn.c: Ditto.
2360 * simplify-rtx.c: Ditto.
2362 * stor-layout.c: Ditto.
2369 * xcoffout.c: Ditto.
2371 2001-10-10 Richard Henderson <rth@redhat.com>
2373 * rtl.h (can_reverse_comparison_p): Remove.
2375 2001-10-10 Christopher Faylor <cgf@redhat.com>
2377 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2380 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2382 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2383 (Thanks to Chris Faylor for suggesting macro name).
2384 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2386 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2387 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2388 (MATH_LIBRARY): Undef before definition.
2389 (OUTPUT_QUOTED_STRING): Likewise.
2390 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2392 2001-10-10 Richard Henderson <rth@redhat.com>
2394 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2395 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2396 a tristate comparison value.
2397 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2399 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2402 * unroll.c (loop_iterations): Ignore insns generated by loop
2405 * config.gcc (mips*-*-gnu*): Delete support.
2406 * config/mips/gnu.h: Remove.
2408 2001-10-10 Kazu Hirata <kazu@hxi.com>
2410 * calls.c: Fix formatting.
2411 * c-decl.c: Likewise.
2412 * cfgcleanup.c: Likewise.
2413 * combine.c: Likewise.
2414 * cppfiles.c: Likewise.
2415 * cpplib.c: Likewise.
2416 * cppmacro.c: Likewise.
2417 * crtstuff.c: Likewise.
2419 * dwarf2out.c: Likewise.
2420 * expmed.c: Likewise.
2422 * fold-const.c: Likewise.
2423 * function.c: Likewise.
2425 * genattrtab.c: Likewise.
2426 * ggc-page.c: Likewise.
2427 * integrate.c: Likewise.
2428 * libgcc2.c: Likewise.
2430 * optabs.c: Likewise.
2431 * profile.c: Likewise.
2432 * protoize.c: Likewise.
2434 * recog.c: Likewise.
2435 * reload1.c: Likewise.
2436 * reload.c: Likewise.
2437 * reorg.c: Likewise.
2438 * resource.c: Likewise.
2439 * sched-rgn.c: Likewise.
2440 * sdbout.c: Likewise.
2442 * toplev.c: Likewise.
2443 * varasm.c: Likewise.
2445 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2447 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2448 * Makefile.in (langhooks.o): Add dependencies.
2450 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2452 * rs6000.c (rs6000_emit_load_toc_table): Don't
2453 strdup the toc label.
2454 (create_TOC_reference): Likewise.
2456 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2458 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2461 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2463 * config/i386/i386.c (ix86_attribute_table): Correct
2464 min_len, max_len fields for dllimport, dllexport and shared.
2466 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2468 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2469 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2470 Consistently use "nonzero" instead of "non-zero".
2472 2001-10-09 Kazu Hirata <kazu@hxi.com>
2474 * acconfig.h: Fix comment formatting.
2475 * c-dump.h: Likewise.
2476 * c-tree.h: Likewise.
2477 * conditions.h: Likewise.
2479 * function.h: Likewise.
2481 * hwint.h: Likewise.
2482 * integrate.h: Likewise.
2485 * optabs.h: Likewise.
2487 2001-10-09 Kazu Hirata <kazu@hxi.com>
2489 * c-common.h: Fix comment formatting.
2490 * c-dump.c: Likewise.
2492 * diagnostic.h: Likewise.
2493 * except.c: Likewise.
2495 * gcov-io.h: Likewise.
2496 * genattrtab.c: Likewise.
2497 * output.h: Likewise.
2498 * predict.h: Likewise.
2499 * reload1.c: Likewise.
2500 * reload.h: Likewise.
2501 * resource.h: Likewise.
2503 * system.h: Likewise.
2505 * tree-inline.c: Likewise.
2506 * tsystem.h: Likewise.
2507 * varasm.c: Likewise.
2508 * xcoffout.h: Likewise.
2510 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2512 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2514 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2516 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2517 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2518 config/i386/netware.h, config/mcore/gfloat.h,
2519 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2520 config/netware.h, gccbug.in: Update FSF address.
2522 2001-10-09 Kazu Hirata <kazu@hxi.com>
2524 * c-common.c: Fix comment typos.
2525 * cfgrtl.c: Likewise.
2526 * collect2.c: Likewise.
2527 * cpplex.c: Likewise.
2528 * doloop.c: Likewise.
2529 * dwarf2out.c: Likewise.
2530 * dwarfout.c: Likewise.
2532 * fold-const.c: Likewise.
2536 * global.c: Likewise.
2537 * ifcvt.c: Likewise.
2539 * optabs.c: Likewise.
2540 * protoize.c: Likewise.
2541 * regclass.c: Likewise.
2542 * reorg.c: Likewise.
2546 * doc/cpp.texi: Likewise.
2547 * doc/c-tree.texi: Likewise.
2548 * doc/extend.texi: Likewise.
2549 * doc/invoke.texi: Likewise.
2550 * doc/objc.texi: Likewise.
2551 * doc/tm.texi: Likewise.
2553 2001-10-08 Richard Henderson <rth@redhat.com>
2555 * varasm.c (set_named_section_flags): Initialize "declared".
2557 2001-10-08 Robert Lipe <robertlipe@usa.net>
2559 * varasm.c (struct in_named_entry): Add declared.
2560 (named_section_first_declaration): New function.
2561 (default_elf_asm_named_section): Use it.
2562 * output.h (named_section_first_declaration): New.
2564 2001-10-08 Richard Henderson <rth@redhat.com>
2566 * i386.md (movsi_xor): Export.
2567 (setcc peep2): Use it when available; add an alternative to
2568 match zero_extendhisi2_and.
2570 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2572 * romp-protos.h (romp_initialize_trampoline): New function.
2573 * romp.c (romp_initialize_trampoline): Likewise.
2574 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2575 romp_initialize_trampoline.
2577 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2579 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2580 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2581 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2582 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2584 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2586 * unroll.c (loop_iterations): Extend check for multiple back edges.
2588 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2590 * langhooks.h: New file.
2591 * Makefile.in (OBJS): Added langhooks.o.
2592 (c-lang.o): Depend on langhooks.h.
2593 (c-common.o): Don't depend on tree-inline.h.
2594 (tree-inline.o): Depend on toplev.h.
2595 (langhooks.o): New rule.
2596 * c-common.c: Don't include tree-inline.h.
2597 (c_mark_lang_decl): Mark argument c as unused.
2598 (c_common_lang_init): Don't initialize hooks here.
2599 * c-lang.c: Include langhooks.h, then override some macros.
2600 (lang_hooks): Initialize with macros in langhooks.h.
2601 (c_init): Don't initialize hooks here.
2602 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2603 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2604 * tree-inline.c: Include toplev.h. Don't define hook variables.
2605 * tree-inline.h: Don't define hook types nor declare hook
2606 variables. Move macros to...
2607 * langhooks.c: ... new file, as functions. Adjust all callers.
2609 2001-10-08 Jeffrey A Law <law@cygnus.com>
2611 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2612 purge_mem_unchanging_flag on all instructions, not just on those
2613 before NOTE_INSN_FUNCTION_BEG.
2615 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2617 * cppmacro.c (_cpp_create_definition): Leave comments off.
2619 * doc/cpp.texi: Update.
2621 2001-10-08 DJ Delorie <dj@redhat.com>
2623 * c-decl.c (grokfield): Make sure the only unnamed fields
2624 we're allowing are either structs or unions.
2625 * doc/extend.texi: Add documentation for the unnamed field
2628 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2630 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2631 * configure.in: Use it.
2632 * configure: Regenerated.
2633 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2634 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2636 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2638 * cppfiles.c (open_file): Don't mark zero-length files
2639 never-reread here. Don't output diagnostics here either.
2640 (stack_include_file): Mark them never-reread here.
2641 (_cpp_read_file): Update.
2643 2001-10-08 Richard Henderson <rth@redhat.com>
2645 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2647 2001-10-08 Richard Henderson <rth@redhat.com>
2649 * expr.c (store_expr): When converting a CONST_INT for storage
2650 in a SUBREG, convert it to both SUBREG modes before stripping
2653 2001-10-08 Richard Henderson <rth@redhat.com>
2655 * varasm.c (restore_varasm_status): New.
2656 * function.h: Declare it.
2657 * function.c (pop_function_context_from): Call it.
2659 2001-10-08 Richard Henderson <rth@redhat.com>
2661 * c-common.h (struct c_lang_decl): Add declared_inline.
2662 * c-tree.h (DECL_DECLARED_INLINE_P): New.
2663 * c-lang.c (c_disregard_inline_limits): Use it.
2664 * c-decl.c (duplicate_decls): Likewise.
2665 (pushdecl, redeclaration_error_message): Likewise.
2666 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
2667 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
2668 Set DECL_INLINE if -finline-functions.
2669 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
2671 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2673 * cppmacro.c (funlike_invocation_p): Move some logic to caller
2674 in enter_macro_context. Create a padding token in its own context
2675 if necessary when the search for '(' fails.
2676 (enter_macro_context): Update.
2678 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2680 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
2681 genmultilib, toplev.c: Fix spelling errors of "separate" as
2682 "seperate", and corresponding spelling errors of related words.
2684 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2686 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
2687 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
2689 * c-dump.c (dump_option_value_info): Likewise.
2690 * c-format.c (format_length_info, format_char_info,
2691 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
2692 * collect2.c (names): Likewise.
2693 * cppdefault.h (default_include): Likewise.
2694 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
2695 * flow.c (life_analysis): Likewise.
2696 * gcc.c (dir_separator_str, modify_target, option_map,
2697 target_option_translations, spec_list_1, extra_specs_1,
2698 init_spec): Likewise.
2699 * gcov.c (gcov_version_string): Likewise.
2700 * genattr.c (write_units): Likewise.
2701 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
2702 * gengenrtl.c (rtx_definition, defs): Likewise.
2703 * genrecog.c (pred_table): Likewise.
2704 * global.c (global_alloc): Likewise.
2705 * lcm.c (optimize_mode_switching): Likewise.
2706 * local-alloc.c (find_free_reg): Likewise.
2707 * params.h (param_info): Likewise.
2708 * predict.c (predictor_info): Likewise.
2709 * protoize.c (unexpansion_struct): Likewise.
2710 * real.c (bmask): Likewise.
2711 * recog.h (insn_operand_data, insn_data): Likewise.
2712 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
2713 * stmt.c (expand_nl_goto_receiver): Likewise.
2714 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
2715 target_switches, target_options): Likewise.
2716 * tradcif.y (token, tokentab2, yylex): Likewise.
2717 * tree.h (attribute_spec): Likewise.
2719 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
2721 * arc.c (arc_output_function_epilogue): Likewise.
2722 * arm.c (processors, all_cores, all_architectures,
2723 arm_override_options, isr_attribute_arg, isr_attribute_args,
2724 arm_isr_value): Likewise.
2725 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
2727 * c4x.c (c4x_int_reglist): Likewise.
2728 * d30v.c (override_options): Likewise.
2729 * h8300.c (shift_insn): Likewise.
2730 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
2731 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
2732 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
2733 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
2734 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
2735 * i386.h (processor_costs, ix86_cost): Likewise.
2736 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
2737 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
2738 * m68k.c (codes_68881, codes_FPA): Likewise.
2739 * m88k.c (mode_from_align, max_from_align, all_from_align,
2740 best_from_align, m_options): Likewise.
2741 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2742 * mcore.c (mode_from_align): Likewise.
2743 * mips/elf64.h (UNIQUE_SECTION): Likewise.
2744 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
2745 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
2746 * mips.h (mips_regno_to_class): Likewise.
2747 * ns32k.c (scales): Likewise.
2748 * pa.c (import_string, magic_milli): Likewise.
2749 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
2750 * sparc.c (leaf_reg_remap, sparc_override_options,
2751 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
2753 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
2755 2001-10-07 Dale Johannesen <dalej@apple.com>
2757 * reload1.c (reload_reg_free_p): Teach register interference
2758 checking that multiple output reloads are emitted in
2760 reload1.c (reload_reg_reaches_end_p): Ditto.
2761 reload1.c (reloads_conflict): Ditto.
2763 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2765 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
2766 NULL_TREE inside @code.
2768 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2770 * doc/gcc.texi: Document consistent style of "32-bit",
2771 "Objective-C", and "@code{NULL}".
2773 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2775 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
2776 (cpp_token_len, cpp_spell_token, cpp_output_token,
2777 _cpp_equiv_tokens): Handle it.
2778 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
2779 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
2780 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
2783 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2785 * gcc.c (default_compilers): Remove .ada.
2787 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
2789 * doc/cppinternals.texi: Update.
2791 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2793 * gcc.c (main): Set this_file_error if the appropriate
2794 compiler for a language has not been installed.
2796 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2798 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2800 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2802 * gccbug.in (CATEGORIES): Add ada.
2804 2001-10-05 Catherine Moore <clm@redhat.com>
2806 * config/stormy16/stormy-abi: Document abi changes.
2807 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2808 (ICALL_REGS): New register class.
2809 (NUM_ARGUMENT_REGISTERS): Now 6.
2810 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2812 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2813 * config/stormy16.md (call_internal, call_value_internal,
2814 indirect_jump): Use new 'z' constraint.
2816 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2818 * doc/cppinternals.texi: Update.
2820 2001-10-05 Richard Henderson <rth@redhat.com>
2822 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2823 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2824 the gas section-name-as-label feature.
2826 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2828 * doc/cppinternals.texi: Update.
2830 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2832 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2833 to ensure valid SImode constants.
2835 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2837 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2838 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2839 * c-decl.c: Include tree-inline.h.
2840 (c_expand_body): Call optimize_inline_calls. Determine whether
2841 a function is inlinable upfront, and only clear
2842 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2843 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2844 (c_disregard_inline_limits): New function.
2845 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2846 (c_post_options): Enable tree inlining if inlining is enabled.
2847 Don't inline trees when instrumenting functions.
2848 (c_init): Initialize lang_disregard_inline_limits and
2849 lang_cannot_inline_tree_fn.
2850 * tree-inline.c (initialize_inlined_parameters): Handle calls
2851 with fewer arguments than declared parameters, and fewer
2852 parameters than passed arguments. Don't assume value is a
2854 (declare_return_variable): Convert return value back to the
2855 original type, if it was promoted.
2856 (tree_inlinable_function_p): New function.
2857 (inlinable_function_p): Don't look at DECL_INLINE if we're
2858 inlining all functions. Make it work with a NULL id.
2859 Re-check DECL_UNINLINABLE after language-specific checks.
2860 * tree-inline.h (tree_inlinable_function_p): Declare it.
2861 * integrate.c (save_for_inline): Don't bother to prepare argvec
2863 * cse.c (check_for_label_ref): Don't check deleted labels.
2865 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2866 * tree-inline.c: Include headers needed for the functions moved in.
2867 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2868 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2869 (copy_body, initialize_inlined_parameters): Likewise.
2870 (declare_return_variable, inlinable_function_p): Likewise.
2871 (expand_call_inline, expand_calls_inline): Likewise.
2872 (optimize_inline_calls, clone_body): Likewise.
2873 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2874 (copy_tree_r, remap_save_expr): Likewise.
2876 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2878 * Makefile.in (OBJS): Added tree-inline.o.
2879 (c-common.o): Depend on tree-inline.h.
2880 (tree-inline.o): New target.
2881 * c-common.c: Include tree-inline.h.
2882 (c_mark_lang_decl): Don't mark saved_tree.
2883 (c_common_lang_init): Set lang_anon_aggr_type_p.
2884 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2885 (struct c_lang_decl): Moved saved_tree to tree_decl.
2886 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2887 * integrate.h (function_attribute_inlinable_p): Declare it.
2888 * integrate.c (function_attribute_inlinable_p): Export it.
2889 * tree-inline.c: New file. Define variables declared in...
2890 * tree-inline.h: New file. Declare functions to be moved to
2891 tree-inline.c. Define macros and declare types and hooks for
2892 language-specific tree inlining.
2893 (flag_inline_trees): Moved definition from cp/decl2.c.
2894 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2895 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2896 (struct tree_decl): Moved saved_tree from c_lang_decl and
2897 inlined_fns from C++'s lang_decl.
2899 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2901 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2902 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2904 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2906 * doc/cppinternals.texi: Update.
2908 2001-10-04 Eric Christopher <echristo@redhat.com>
2910 * config/mips/mips.c (init_cumulative_args): Remember to set
2912 * config.gcc: Redo linux configuration. Add target_cpu_default
2913 of soft-float to all mipsisa32 combinations and tx39.
2914 * config/mips/linux.h: Remove include of mips.h.
2916 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2918 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2919 HOST_LDFLAGS and HOST_CPPFLAGS.
2921 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2923 * c-parse.in (objc_inherit_code, objc_pq_context,
2924 objc_public_flag): Make static.
2925 (objc_interface_context, objc_implementation_context,
2926 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2927 global tree array in objc/objc-act.[ch].
2928 (methoddef): Remove unnecessary code.
2930 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2931 Hoist struct definitions to objc-act.h.
2932 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2933 cat_count): Place declaration in objc-act.h.
2934 (objc_tree_index): Move enumeration to objc-act.h.
2935 (objc_global_trees): Place declaration and macro accessors in
2937 (implementation_context): Remove duplicate; use
2938 objc_implementation_context instead:
2939 (method_context): Remove duplicate; use objc_method_context
2941 (objc_ellipsis_node, objc_method_prototype_template,
2942 implemented_classes, function_type): Move global vars to
2944 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2945 (build_message_expr): Move actual construction of ObjC message
2946 send nodes to finish_message_expr.
2947 (finish_message_expr): New routine, contains code formerly in
2949 * objc/objc-act.h (finish_message_expr): New prototype.
2950 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2951 declarations; these vars are now part of objc_global_trees.
2952 (objc_tree_index, objc_global_trees): Move definitions from
2954 * objc/objc-tree.def: Update copyright info.
2956 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
2958 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
2960 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
2961 only if TARGET_ARCH64.
2963 2001-10-02 Bernd Schmidt <bernds@redhat.com>
2965 * doc/extend.texi: Fix some problems with previous checkin.
2966 * doc/invoke.texi: Likewise.
2968 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
2970 * cpphash.h: Update comments.
2971 (cpp_context): Update.
2972 (spec_nodes): Remove n__Pragma.
2973 * cppinit.c (cpp_create_reader): Update.
2974 (builtin_array): Add _Pragma.
2975 * cpplib.h: Update comments.
2976 (NODE_DISABLED, BT_PRAGMA): New.
2977 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
2978 * cppmacro.c (struct cpp_macro): Remove disabled.
2979 (builtin_macro): Return int, handle _Pragma, push the new token
2980 on the context stack.
2981 (funlike_invocation_p): Unconstify, update.
2982 (enter_macro_context): Handle builtins here.
2983 (replace_args, push_token_context, push_ptoken_context):
2984 Update for prototype changes.
2985 (_cpp_pop_context): Update.
2986 (cpp_get_token): Don't handle buitins, nor _Pragma here.
2987 (cpp_sys_macro_p): Update.
2988 (_cpp_free_definition): Clear disabled flag.
2989 (_cpp_create_definition): Upate.
2990 * cppmain.c: Update comments.
2992 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
2993 Andreas Jaeger <aj@suse.de>,
2994 Jan Hubicka <jh@suse.cz>
2996 * doc/invoke.texi (i386 Options): Document x86-64 options.
2997 (i386 and x86-64 Options): Rename i386 options section.
2999 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3000 (TARGET_SWITCHES): Add -munwind-info.
3001 (MASK_NO_UNWIND_INFO): New.
3002 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3004 (ASM_OUTPUT_DOUBLE_INT): New.
3006 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3007 * config.gcc: Fix tm_file settings for x86-64.
3008 * config/i386/x86-64.h: New file with OS independent x86-64
3010 * config/i386/biarch64.h: New file used to configure compiler
3011 to biarch/64bit compilation.
3013 * config/i386/i386.c: (override_options): Set flags default
3014 for 64bit compilation.
3016 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3018 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3019 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3020 constants on x86_64.
3021 (ix86_attr_length_immediate_default): Support MODE_DI.
3022 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3024 (indirect_jump, tablejump): Turn into expander.
3026 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3028 * c-common.c (c_format_attribute_table): Make format and
3029 format_arg attributes apply to function types rather than to
3031 (is_valid_printf_arglist): Construct an attribute list and pass
3032 that to check_function_format rather than a name.
3033 * c-common.h (check_function_format): Adjust prototype.
3034 * c-decl.c (duplicate_decls): Preserve attributes from type of
3035 built-in decl when allowing for harmless conflict in types.
3036 * c-format.c (record_function_format,
3037 record_international_format, function_format_list,
3038 international_format_info, international_format_list): Remove.
3039 (function_format_info): Remove next, name and assembler_name.
3040 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3041 (decode_format_attr): New.
3042 (handle_format_attribute): Handle receiving a type rather than a
3043 decl. Call decode_format_attr. Store format information in a
3044 function_format_info.
3045 (handle_format_arg_attribute): Correct comment. Handle receiving
3046 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3048 (check_format_info_recurse, check_format_info_main): Take argument
3049 numbers as unsigned HOST_WIDE_INT.
3050 (check_function_format): Take a list of attributes from the
3051 function type rather than a name or assembler name. Check for
3052 format attributes in that list and the attributes on the type of
3053 the current function rather than looking through
3054 function_format_list.
3055 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3057 (check_format_info_recurse): Take format_arg attributes from the
3058 type of the function calls rather than using
3059 international_format_list. Allow for multiple format_arg
3061 * c-typeck.c (build_function_call): Pass type attributes to
3062 check_function_format rather than name or assembler name. Don't
3063 require there to be a name or assembler name to check formats.
3065 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3067 * attribs.c (decl_attributes): Possibly call
3068 insert_default_attributes to insert default attributes on
3069 functions in a lazy manner.
3070 * builtin-attrs.def: New file; define the default format and
3071 format_arg attributes.
3072 * c-common.c (c_format_attribute_table): Move to earlier in the
3074 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3075 (enum built_in_attribute, built_in_attributes,
3076 c_attrs_initialized, c_init_attributes,
3077 c_common_insert_default_attributes): New.
3078 (c_common_lang_init): Don't initialize format_attribute_table. Do
3079 call c_init_attributes.
3080 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3081 * c-common.h (init_function_format_info): Don't declare.
3082 (c_common_insert_default_attributes): Declare.
3083 * c-decl.c (implicitly_declare, builtin_function): Call
3085 (init_decl_processing): Don't call init_function_format_info.
3086 (insert_default_attributes): New.
3087 * c-format.c (handle_format_attribute,
3088 handle_format_arg_attribute): Be quiet about inappropriate
3089 declaration when applying default attributes.
3090 (init_function_format_info): Remove.
3091 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3092 (insert_default_attributes): Declare.
3094 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3096 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3098 2001-10-01 Jim Wilson <wilson@redhat.com>
3100 * sched-deps.c (add_dependence): When elide conditional dependence,
3101 check that insn doesn't modify cond2.
3103 2001-10-01 Dale Johannesen <dalej@apple.com>
3105 * config/rs6000/rs6000.h (enum processor_type): Add support
3106 for 7400 (G4) and 7450.
3108 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3109 (rs6000_issue_rate): Ditto.
3110 (rs6000_adjust_cost): Fix cycle counts for compares.
3111 (debug_stack_info): Fix an obvious typo.
3112 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3113 * doc/invoke.texi: Document.
3114 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3116 (PROCESSOR_DEFAULT): Ditto.
3118 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3120 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3121 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3122 later recursive make invocation.
3124 2001-10-01 Hans Boehm <boehm@acm.org>
3126 * optabs.c (emit_libcall_block): When using non-call exceptions,
3127 don't add REG_LIBCALL reg notes to trapping calls.
3129 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3131 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3132 (propagate_one_insn): Update for above change
3134 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3136 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3137 _Unwind_GetTextRelBase): Argument is unused.
3139 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3141 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3142 Loop through NOPs, placeholders, and components.
3143 Don't go through NOPs if change mode.
3144 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3145 * emit-rtl.c (set_mem_alias_set): Enable check.
3146 * expr.c (find_placeholder): New function.
3147 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3148 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3149 to modify it and avoid unneeded copies.
3150 * expr.h (expand_expr): Always define.
3151 (find_placeholder): New declaration.
3153 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3155 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3156 operand 2 is the stack pointer.
3157 ("addr-peephole"): Fix address computation peephole when operand 2
3158 is the stack pointer.
3160 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3162 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3163 (ix86_setup_incoming_varargs): Likewise.
3165 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3167 * stor-layout.c (layout_type): Don't complain about too-large
3170 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3172 * function.c (keep_stack_depressed): Don't use delete_insn.
3174 * expr.h (set_mem_alias_set): Move decl to here.
3175 * rtl.h (mem_attrs): New typedef and struct.
3176 (union rtunion_def): Add field for mem_attrs.
3177 (X0MEMATTR, MEM_ATTRS): New macros.
3178 (MEM_ALIAS_SET): Use MEM_ATTRS.
3179 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3180 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3181 (set_mem_alias_set): Delete decl from here.
3183 * alias.c (set_mem_alias_set): Delete from here.
3184 * emit-rtl.c (mem_attrs_htab): New variable.
3185 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3186 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3187 (mem_attrs_mark, get_mem_attrs): Likewise.
3188 (gen_rtx_MEM): Clear MEM_ATTRS.
3189 (set_mem_attributes): Move to here.
3190 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3191 (init_emit_once): const_int_htab now deletable htab.
3192 Initialize mem_attrs_htab.
3193 * explow.c (set_mem_attributes): Delete from here.
3194 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3195 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3196 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3197 * reload1.c (reload): Rework changing REG to MEM.
3199 2001-09-30 H.J. Lu <hjl@gnu.org>
3201 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3202 * config.in: Rebuild.
3204 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3206 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3207 ("tsthi_1"): Avoid allocation in register y.
3208 ("*movqi_68hc12"): Reorganize and fix constraints.
3209 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3210 ("addqi3"): Likewise.
3211 ("addhi3"): Fix constraints.
3212 ("*logicalhi3_zexthi"): Disparage soft registers.
3214 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3216 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3219 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3221 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3222 that we use setjmp/longjmp exceptions.
3224 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3226 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3227 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3228 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3229 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3230 (_cpp_extend_buff, BUFF_ROOM): Update.
3231 (_cpp_append_extend_buff): New.
3232 (struct cpp_reader): Remove macro_pool, add a_buff.
3233 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3235 (cpp_destroy): Free a_buff instead of macro_pool.
3236 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3237 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3238 _cpp_pool_alloc, ): Remove.
3239 (parse_number, parse_string): Update use of _cpp_extend_buff.
3240 (_cpp_extend_buff): Update.
3241 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3242 * cpplib.c (glue_header_name, parse_answer):
3243 Update use of _cpp_extend_buff.
3244 (cpp_register_pragma, cpp_register_pragma_space): Use
3246 (do_assert, do_unassert): Check for EOL, update.
3247 * cppmacro.c (stringify_arg, collect_args): Update to use
3248 _cpp_extend_buff and _cpp_append_extend_buff.
3249 (save_parameter, parse_params, alloc_expansion_token,
3250 _cpp_create_definition): Rework memory management.
3252 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3254 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3255 update md_exec_prefix.
3256 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3259 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3261 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3262 (SELECT_CC_MODE): Use s390_select_ccmode.
3263 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3264 * config/s390/s390.c (s390_select_ccmode): New.
3265 (s390_match_ccmode): Add CCLmode.
3266 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3267 (output_branch_condition, output_inverse_branch_condition): Removed.
3268 (print_operand): Use s390_branch_condition_mnemonic.
3269 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3270 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3271 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3273 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3274 when converting conditional branches to far branches.
3275 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3276 cmpint_di): Use CCSmode instead of CCUmode.
3278 * config/s390/s390.c (legitimate_la_operand_p): New.
3279 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3280 * config/s390/s390.md (movsi): Convert load address patterns to
3281 arithmetic operations when necessary.
3282 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3283 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3284 (*do_la_reg_0): Don't use before reload.
3286 * config/s390/s390.c (legitimize_address): Make more efficient
3287 use of two-register addressing mode.
3289 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3290 with -mno-backchain in some corner cases.
3292 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3294 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3296 * reload.c (find_reloads): Mark new USE insns with QImode.
3297 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3298 find_reloads_subreg_address): Likewise.
3299 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3301 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3303 (reload): Make sure there are no USEs with mode other than
3304 VOIDmode. At the end, remove those marked with QImode.
3306 2001-09-29 Per Bothner <per@bothner.com>
3308 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3309 * Makefile.in (includedir): Rename to local_includedir.
3310 (includedir): Define as $(prefix)/include.
3311 * config.in (PREFIX_INCLUDE_DIR): New variable.
3312 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3314 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3316 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3318 * doc/extend.texi (Vector Extensions): New node.
3319 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3320 i386 -mmmx, -msse, -m3dnow.
3322 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3324 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3326 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3328 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3330 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3332 2001-09-28 Richard Henderson <rth@redhat.com>
3334 * varasm.c (assemble_integer): Bound alignment check by
3337 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3339 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3341 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3343 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3345 Mostly from Graham Stott <grahams@redhat.com>
3346 * c-common.c (type_for_mode): Add support for V2SFmode.
3347 * tree.c (build_common_tree_nodes_2): Likewise.
3348 * tree.h (enum tree_index, global_trees): Likewise.
3349 * config/i386/i386.c (x86_3dnow_a): New variable.
3350 (override_options): Support 3Dnow extensions.
3351 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3352 Athlon's version of 3Dnow.
3353 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3354 (ix86_expand_builtin): Handle them.
3355 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3356 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3357 TARGET_3DNOW_A): New macros.
3358 (TARGET_SWITCHES): Add 3Dnow switches.
3359 (VALID_MMX_REG_MODE_3DNOW): New macro.
3360 (VECTOR_MODE_SUPPORTED_P): Use it.
3361 (enum ix86_builtins): Add entries for 3Dnow builtins.
3362 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3363 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3364 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3365 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3366 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3367 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3368 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3369 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3370 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3371 sfence_insn, prefetch): Make these available if TARGET_SSE or
3374 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3376 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3377 ix86_va_start, ix86_build_va_list): Declare.
3378 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3379 ix86_va_start, ix86_build_va_list): New global functions.
3380 * i386.md (sse_prologue_save_insn): New insn.
3381 (sse_prologue_save): New expander.
3382 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3383 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3385 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3387 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3388 Use size_t everywhere, make definitions consistent with
3391 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3393 * gcse.c (replace_store_insn): Use delete_insn.
3394 * loop.c (move_movables): Likewise; avoid delete_insn
3395 from clobbering notes moved elsewhere.
3396 (check_dbra_loop): Use delete_insn.
3397 * ssa.c (convert_from_ssa): Likewise.
3398 * cse.c (cse_insn): Use delete_insn.
3400 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3402 * cpphash.h (struct cpp_buff): Make unsigned.
3403 (_cpp_get_buff): Take length of size_t.
3404 (_cpp_unaligned_alloc): New.
3405 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3406 (struct cpp_reader): Remove ident_pool. Add u_buff.
3407 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3408 (cpp_destroy): Destroy u_buff, not ident_pool.
3409 * cpplex.c (parse_number, parse_string, save_comment,
3410 cpp_token_as_text): Update to use the unaligned buffer.
3411 (new_buff): Make unsigned.
3412 (_cpp_unaligned_alloc): New.
3413 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3414 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3416 (collect_args): Make unsigned.
3418 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3420 * cpplex.c (cpp_output_token): Use a putc loop for
3421 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3423 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3424 * configure, config.in: Regenerate.
3425 * system.h: Replace fwrite and fprintf with their unlocked
3426 variants if available.
3428 2001-09-27 Richard Henderson <rth@redhat.com>
3430 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3431 in favour of .eh_frame.
3433 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3435 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3437 (LIBCALL_VALUE): Likewise.
3439 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3441 * cpphash.h: Update comment.
3442 * cpplex.c: Update comments.
3443 (_cpp_can_paste): Remove.
3444 * cpplib.h (_cpp_can_paste): Remove.
3445 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3446 lexer rather than _cpp_can_paste.
3448 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3450 * doc/cppinternals.texi: Update.
3452 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3454 * cpphash.h (struct cpp_pool): Remove locks and locked.
3455 (struct cpp_context): Add member buff.
3456 (struct cpp_reader): Remove member argument_pool.
3457 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3458 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3459 * cpplex.c (chunk_suitable): Remove pool argument.
3460 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3461 (new_buff, _cpp_extend_buff): Update.
3462 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3463 which buffer is returned.
3464 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3465 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3466 * cppmacro.c (lock_pools, unlock_pools): Remove.
3467 (push_ptoken_context): Take a _cpp_buff.
3468 (enter_macro_context): Pool locking removed.
3469 (replace_args): Use a _cpp_buff for the replacement list with
3471 (push_token_context): Clear buff.
3472 (expand_arg): Use _cpp_pop_context.
3473 (_cpp_pop_context): Free a context's buffer, if any.
3475 2001-09-26 DJ Delorie <dj@redhat.com>
3477 * c-typeck.c (digest_init): Check for sizeless arrays.
3479 2001-09-26 Richard Henderson <rth@redhat.com>
3481 * optabs.c (init_one_libfunc): Create a dummy function type
3482 instead of using error_mark_node.
3484 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3486 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3487 _cpp_extend_buff, _cpp_free_buff): New.
3488 (struct cpp_reader): New member free_buffs.
3489 * cppinit.c (cpp_destroy): Free buffers.
3490 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3491 _cpp_extend_buff, _cpp_free_buff): New.
3492 * cpplib.h (struct cpp_options): Remove unused member.
3493 * cppmacro.c (collect_args): New. Combines the old parse_arg
3494 and parse_args. Use _cpp_buff for memory allocation.
3495 (funlike_invocation_p, replace_args): Update.
3497 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3499 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3501 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3503 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3505 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3507 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3510 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3511 Jim Wilson <wilson@redhat.com>
3513 * doc/install.texi (Specific, ia64-*-linux): Document.
3515 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3517 * Makefile.in (cfgrtl.o): Add.
3518 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3519 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3520 free_aux_for_edge): Declare.
3522 (HAVE_return): Undefine.
3523 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3524 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3525 free_aux_for_edge): New global functions.
3526 (first_delete_block): New static variable.
3527 (init_flow): Clear first_delete_block.
3528 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3529 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3530 try_redirect_by_replacing_jump, last_loop_beg_note,
3531 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3532 delete_insn, delete_insn_chain, create_basic_block_structure,
3533 create_basic_block, flow_delete_block, compute_bb_for_insn,
3534 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3535 set_block_for_new_insns, split_block, merge_blocks_nomove,
3536 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3537 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3538 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3539 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3540 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3541 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3542 purge_all_dead_edges): Move to ....
3543 * cfgrtl.c: New file; .... Here.
3545 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3546 (reroder_basic_block): Use alloc_aux_for_blocks.
3547 * predict.c (estimate_bb_frequencies): Likewise; use
3548 alloc_aux_for_edges.
3549 * profile.c (compute_branch_probabilities): Likewise.
3550 (branch_prob): Likewise.
3551 * reg-stack.c (reg_to_stack): Likewise.
3553 * emit-rtl.c (emit_insns_after): Never return NULL.
3555 * basic-block.h (set_block_for_new_insns): Delete.
3556 * cfgrtl.c (set_block_for_new_insns): Delete.
3558 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3559 calls when crossjumping.
3561 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3562 * unroll.c (copy_loop_body): Use delete_insn.
3564 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3565 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3566 keep_stack_depressed): Likewise.
3567 * gcse.c (cprop_cc0_jump): Likewise.
3568 * local-alloc.c (update_equiv_regs): Likewise.
3569 * loop.c (scan_loop, loop_delete_insns): Likewise.
3570 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3571 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3572 delete_output_reload, delete_address_reloads_1,
3573 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3575 * sibcall.c (replace_call_placeholder): Likewise.
3576 * cse.c (cse_insn): Likewise.
3578 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3580 From Graham Stott <grahams@redhat.com>
3581 (def_builtin): Only define builtins appropriate for target_flags. All
3583 (builtin_decsription): Add new field mask which is used to determine
3584 when to define the builtin via the macro def_builtin.
3586 (bdesc_comi): Initialise new mask fields.
3587 (bdesc_2srg): Likewise.
3588 (bdesc_1arg): Likewise.
3590 * config/i386/i386.c (ix86_init_builtins): Correct return type
3591 building v4hi_ftype_v4hi_int_int tree node.
3592 (ix86_expand_sse_comi): Fix typo swapping operands.
3593 Don't swap comparision condition, it is already swapped.
3594 (ix86_expand_sse_compare): Before swapping operands
3595 move operand 1 into new rtx and not the target rtx.
3596 Don't swap comparison condition, it is already swapped.
3597 Always check whether we need to create a new TARGET.
3599 * config/i386/i386.md: (sse_comi) Fix typos.
3600 (sse_ucomi): Likewise.
3601 (cvtss2si): Fix operand 0 contraint.
3602 (cvttss2si): Likewise.
3603 (sse_unpckhps): Fix mode for operand 2.
3604 (sse_unpcklps): Likewise.
3606 2001-09-25 Graham Stott <grahams@redhat.com>
3608 * sibcall.c (skip_copy_to_return_value): Tighten return value
3611 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3613 * rs6000.c (lwa_operand): Address must be word aligned.
3615 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3617 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3618 number has been set.
3619 (type_hash_mark): Mark type itself.
3621 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3623 * c-lex.c (cb_def_pragma): Update.
3624 (c_lex): Update, and skip padding.
3625 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3626 * cpphash.h (struct toklist): Delete.
3627 (union utoken): New.
3628 (struct cpp_context): Update.
3629 (struct cpp_reader): New members eof, avoid_paste.
3630 (_cpp_temp_token): New.
3631 * cppinit.c (cpp_create_reader): Update.
3632 * cpplex.c (_cpp_temp_token): New.
3633 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3634 (cpp_output_token): Don't print leading whitespace.
3635 (cpp_output_line): Update.
3636 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3637 do_include_common, do_line, do_ident, do_pragma,
3638 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3639 parse_assertion): Update.
3640 (get_token_no_padding): New.
3641 * cpplib.h (CPP_PADDING): New.
3642 (AVOID_LPASTE): Delete.
3643 (struct cpp_token): New union member source.
3644 (cpp_get_token): Update.
3645 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3646 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3647 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3648 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3649 _cpp_backup_tokens, _cpp_create_definition): Update.
3650 (push_arg_context): Delete.
3651 (padding_token, push_token_context, push_ptoken_context): New.
3652 (make_string_token, make_number_token): Update, rename.
3653 (cpp_get_token): Update to handle tokens as pointers to const,
3654 and insert padding appropriately.
3655 * cppmain.c (struct printer): New member prev.
3656 (check_multiline_token): Constify.
3657 (do_preprocessing, cb_line_change): Update.
3658 (scan_translation_unit): Update to handle spacing.
3659 * scan-decls.c (get_a_token): New.
3660 (skip_to_closing_brace, scan_decls): Update.
3661 * fix-header.c (read_scan_file): Update.
3663 * doc/cpp.texi: Update.
3665 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3667 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
3668 leak by passing malloc'ed pointer to reconcat, not concat.
3670 2001-09-24 DJ Delorie <dj@redhat.com>
3672 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
3674 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
3676 * flow.c (delete_dead_jumptables): Delete jumptable if the only
3677 reference is from the literal pool.
3679 2001-09-24 Janis Johnson <janis187@us.ibm.com>
3681 * doc/install.texi (Final install): Request additional information
3682 in mail about successful builds.
3684 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3686 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
3687 initial value of return pointer register instead of value in frame-20.
3690 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3692 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
3693 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
3694 the libcall if there isn't a referenced identifier for the symbol.
3696 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3698 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
3699 non 64-bit machines. Use these as a plabel for the trampoline.
3700 (TRAMPOLINE_SIZE): Adjust size for new words.
3701 (INITIALIZE_TRAMPOLINE): Initialize new words.
3702 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
3703 pointer to the plabel in the trampoline.
3705 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3707 * pa.c (function_arg): Pass floating arguments in both general and
3708 floating registers in indirect (dynamic) calls when generating code
3709 for the 32 bit ABI and the HP assembler.
3711 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3713 * doc/install.texi: Markup fixes.
3714 Use Solaris 2, SunOS 4 as appropriate.
3715 (Specific, *-*-solaris2*): Explain this.
3716 Unconditionally warn against /usr/ucb tools.
3717 Remove Sun as warning, obsolete.
3718 Move X11 header bug workaround here, update patches.
3719 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
3720 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
3722 2001-09-23 Zack Weinberg <zack@codesourcery.com>
3724 * errors.h (warning, error, fatal, internal_error): Don't mark
3725 with ATTRIBUTE_PRINTF_n.
3726 * toplev.h (internal_error, fatal_io_error, warning, error,
3727 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
3728 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
3731 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3733 * function.c (pop_function_context_from): var_refs_queue
3734 and temp slots now in GC memory.
3735 (mark_function_status, free_after_compilation): Likewise;
3736 also struct function now in GC memory.
3737 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
3738 (combine_temp_slots): Likewise.
3739 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
3740 (prepare_function_start): Use GC memory for struct function.
3741 (mark_temp_slot): Deleted.
3742 (gcc_mark_struct_function): struct function now in GC memory.
3744 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
3745 code for division, not modulus.
3747 * rtl.def (MEM): Remove obsolete part of comment.
3749 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
3751 * c-format.c (init_function_format_info): Check __builtin_printf
3752 and __builtin_fprintf even if -ffreestanding. Check C99 functions
3755 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3757 * c-common.c (format_attribute_table): Remove decl.
3758 * tree.h (format_attribute_table, lang_attribute_table): New decls.
3759 (lang_attribute_common): Likewise.
3761 * function.c (fix_lexical_address): Use set_mem_alias_set.
3762 (expand_function_start): Likewise.
3763 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
3765 * varasm.c (output_constant): Fix unused variable warning.
3767 * attribs.c: New file, from c-common.c.
3768 (attribute_tables): Now four elements.
3769 (format_attribute_table, lang_attribute_common): New variables.
3770 (init_attributes): Reflect above changes.
3771 (handle_mode_attribute): Delete check for wider than uintmax.
3772 * c-common.c: Delete parts moved to attribs.c.
3773 (enum attrs): Deleted; unused.
3774 (c_format_attribute_table): New variable.
3775 (c_common_lang_init): Initialize format_attribute_table with it.
3776 * c-common.h (decl_attributes): Remove decl.
3777 * tree.h (decl_attribute): Move it to here.
3778 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
3779 (attribs.o): New rule.
3781 2001-09-22 Andreas Jaeger <aj@suse.de>
3783 * builtins.c (c_getstr): Remove unused variable.
3785 2001-09-21 Richard Henderson <rth@redhat.com>
3787 * reload1.c (reload): Use delete_insn instead of splatting
3790 2001-09-21 Richard Henderson <rth@redhat.com>
3792 * reload.c (push_secondary_reload): Don't check for "=" in output
3793 constraint after ""->ALL_REGS check.
3795 2001-09-21 Richard Henderson <rth@redhat.com>
3797 * predict.c (expected_value_to_br_prob): Use pc_set.
3799 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3800 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3802 2001-09-21 Richard Henderson <rth@redhat.com>
3804 * rtl.h (LCT_RETURNS_TWICE): New.
3805 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3807 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3808 to ECF_RETURNS_TWICE.
3809 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3812 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3814 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3815 (JMP_BUF_SIZE): New.
3817 2001-09-21 Richard Henderson <rth@redhat.com>
3819 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3822 2001-09-21 Richard Henderson <rth@redhat.com>
3824 * tree.def (FDESC_EXPR): New.
3825 * expr.c (expand_expr): Handle it.
3826 * varasm.c (initializer_constant_valid_p): Likewise.
3827 (output_constant): Likewise.
3828 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3829 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3830 (ASM_OUTPUT_FDESC): New.
3831 * doc/tm.texi: Document the new macros.
3833 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3835 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3836 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3837 once merging is complete.
3839 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3841 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3843 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3845 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3846 that would be invalid after a merge.
3848 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3850 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3851 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3853 (flow_delete_insn): This one.
3854 (delete_insn_chain): Rename from ...; do not care labels.
3855 (flow_delete_insn_chain): ... this one.
3856 (flow_delete_block): Remove the insns one BB has been expunged.
3857 (merge_blocks_nomove): Likewise.
3858 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3859 updating BB boundaries.
3860 (tidy_fallthru_edge): Likewise.
3861 (commit_one_edge_insertion): Likewise.
3862 * cfgbuild.c (find_basic_block): Likewise.
3863 (find_basic_blocks_1): Likewise.
3864 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3865 (try_crossjump_to_edge): Likewise.
3866 (try_optimize_cfg): Likewise.
3867 * cse.c (delete_trivially_dead_insns): Likewise.
3868 * df.c (df_insn_delete): Likewise.
3869 * doloop.c (doloop_modify): Use delete_related_insns.
3870 * emit-rtl.c (try_split): Likewise.
3871 (remove_insn): Update BB boundaries.
3872 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3873 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3874 updating BB boundaries.
3875 (propagate_block_delete_insn): Likewise.
3876 (propagate_block_delete_libcall): Likewise.
3877 * function.c (delete_handlers): Use delete_related_insns.
3878 (thread_prologue_and_epilogue_insns): Likewise.
3879 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3880 * genpeep.c (gen_peephole): Use delete_related_insns.
3881 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3883 (find_cond_trap): Likewise.
3884 * integrate.c (save_for_inline): Use delete_related_insns.
3885 (copy_insn_list): Likewise.
3886 * jump.c (pruge_linie_number_notes): Likewise.
3887 (duplicate_loop_exit_test): Likewise.
3888 (delete_computation): Likewise.
3889 (delete_related_insn): Rename from ...; use delete_insn
3890 (delete_insn): ... this one.
3891 (redirect_jump): Use delete_related_insns.
3892 * loop.c (scan_loop): Likewise.
3893 (move_movables): Likewise.
3894 (find_and_verify_loops): Likewise.
3895 (check_dbra_loop): Likewise.
3896 * recog.c (peephole2_optimize): Likewise.
3897 * reg-stack.c (delete_insn_for_stacker): Remove.
3898 (move_for_stack_reg): Use delete_insn.
3899 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3900 * reload1.c (delete_address_reloads): Use delete_related_insns.
3901 (fixup_abnormal_edges): Use delete_insn.
3902 * recog.c (emit_delay_sequence): Use delete_related_insns.
3903 (delete_from-delay_slot): Likewise.
3904 (delete_scheduled_jump): likewise.
3905 (optimize_skip): Likewise.
3906 (try_merge_delay_insns): Likewise.
3907 (full_simple_delay_slots): Likewise.
3908 (fill_slots_from_thread): Likewise.
3909 (relax_delay_slots): Likewise.
3910 (make_return_insns): Likewise.
3911 (dbr_schedule): Likewise.
3912 * rtl.h (delete_insn): Rename to delete_related_insns.
3913 (delete_insn, delete_insn_chain): New prototypes.
3914 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3915 by df_insn_delete already.
3916 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3917 * ssa.c (convert_from_ssa): Use delete_related_insns.
3918 * unroll.c (unroll_loop): Likewise.
3919 (calculate_giv_inc): Likewise.
3920 (copy_loop_body): Likewise.
3922 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3923 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3924 ix86_return_in_memory, ix86_function_value): Declare.
3925 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3926 new static valurables.
3927 (x86_64_reg_class): New enum
3928 (x86_64_reg_class_name): New array.
3929 (classify_argument, examine_argument, construct_container,
3930 merge_classes): New static functions.
3931 (optimization_options): Enable flag_omit_frame_pointer and disable
3932 flag_pcc_struct_return on 64bit.
3933 (ix86_libcall_value, ix86_function_value,
3934 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3935 ix86_return_in_memory, ix86_function_value): New global functions.
3936 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3937 (function_arg_advance): Handle x86_64 passing conventions.
3938 (function_arg): Likewise.
3939 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3940 (RETURN_IN_MEMORY): Move offline.
3941 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3942 (FUNCTION_VALUE_REGNO_P): New macro.
3943 (FUNCTION_ARG_REGNO_P): Move offline.
3944 (struct ix86_args): Add maybe_vaarg.
3945 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3946 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3948 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3950 * s390.md: Changed attributes for scheduling.
3951 * s390.c: (s390_adjust_cost, s390_adjust_priority)
3954 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
3956 Table-driven attributes.
3957 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
3958 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
3959 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
3960 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
3961 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
3962 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
3963 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
3964 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
3965 * tree.h (struct tree_decl): Change machine_attributes to
3967 * doc/c-tree.texi: Document that all attributes are now attached
3969 * c-common.c (add_attribute, attrtab, attrtab_idx,
3970 default_valid_lang_attribute, valid_lang_attribute): Remove.
3971 (attribute_tables, attributes_initialized,
3972 c_common_attribute_table, default_lang_attribute_table): New
3974 (handle_packed_attribute, handle_nocommon_attribute,
3975 handle_common_attribute, handle_noreturn_attribute,
3976 handle_unused_attribute, handle_const_attribute,
3977 handle_transparent_union_attribute, handle_constructor_attribute,
3978 handle_destructor_attribute, handle_mode_attribute,
3979 handle_section_attribute, handle_aligned_attribute,
3980 handle_weak_attribute, handle_alias_attribute,
3981 handle_no_instrument_function_attribute,
3982 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
3983 handle_no_limit_stack_attribute, handle_pure_attribute): New
3985 (init_attributes, decl_attributes): Rewrite to implement
3986 table-driven attributes.
3987 * c-common.h (enum attribute_flags): Move to tree.h.
3988 * c-format.c (decl_handle_format_attribute,
3989 decl_handle_format_arg_attribute): Rename to
3990 handle_format_attribute and handle_format_arg_attribute. Update
3991 for table-driven attributes.
3992 * c-common.h (decl_handle_format_attribute,
3993 decl_handle_format_arg_attribute): Remove prototypes.
3994 (handle_format_attribute, handle_format_arg_attribute): Add
3996 * c-decl.c (grokdeclarator): Handle attributes nested inside
3998 * c-parse.in (setattrs, maybe_setattrs): Remove.
3999 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4000 Update to handle nested attributes properly.
4001 (maybe_resetattrs, after_type_declarator,
4002 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4003 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4005 (make_pointer_declarator): Update to handle nested attributes
4007 * doc/extend.texi: Update documentation of limits of attributes
4008 syntax. Warn about problems with attribute semantics in C++.
4009 * target.h (struct target): Remove valid_decl_attribute and
4010 valid_type_attribute. Add attribute_table and
4011 function_attribute_inlinable_p.
4012 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4013 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4014 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4016 (TARGET_INITIALIZER): Update.
4017 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4019 (function_attribute_inlinable_p): New function. Check for the
4020 presence of any machine attributes before using
4021 targetm.function_attribute_inlinable_p.
4022 (function_cannot_inline_p): Update.
4023 * Makefile.in (integrate.o): Update dependencies.
4024 * doc/tm.texi: Update documentation of target attributes and
4025 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4026 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4028 (default_target_attribute_table,
4029 default_function_attribute_inlinable_p): New.
4030 (lookup_attribute): Update comment to clarify handling of multiple
4031 attributes with the same name.
4032 (merge_attributes, attribute_list_contained): Allow multiple
4033 attributes with the same name but different arguments to appear in
4034 the same attribute list.
4035 * tree.h (default_valid_attribute_p): Remove prototype.
4036 (struct attribute_spec): New.
4037 (default_target_attribute_table): Declare.
4038 (enum attribute_flags): Move from c-common.h. Add
4039 ATTR_FLAG_TYPE_IN_PLACE.
4040 (default_function_attribute_inlinable_p): Declare.
4041 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4042 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4043 (TARGET_ATTRIBUTE_TABLE): Define.
4044 (vms_attribute_table): New.
4045 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4046 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4047 (TARGET_ATTRIBUTE_TABLE): Define.
4048 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4049 * config/arm/arm.c (arm_valid_type_attribute_p,
4050 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4052 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4054 (TARGET_ATTRIBUTE_TABLE): Define.
4055 (arm_attribute_table, arm_handle_fndecl_attribute,
4056 arm_handle_isr_attribute): New.
4057 * config/avr/avr.c (avr_valid_type_attribute,
4058 avr_valid_decl_attribute): Remove.
4059 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4061 (TARGET_ATTRIBUTE_TABLE): Define.
4062 (avr_attribute_table, avr_handle_progmem_attribute,
4063 avr_handle_fndecl_attribute): New.
4064 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4065 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4066 (TARGET_ATTRIBUTE_TABLE): Define.
4067 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4068 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4069 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4070 (TARGET_ATTRIBUTE_TABLE): Define.
4071 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4072 h8300_handle_eightbit_data_attribute,
4073 h8300_handle_tiny_data_attribute): New.
4074 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4075 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4077 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4079 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4080 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4082 (TARGET_ATTRIBUTE_TABLE): Define.
4083 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4084 ix86_handle_regparm_attribute): New.
4085 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4086 i386_pe_valid_type_attribute_p): Remove.
4087 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4088 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4089 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4090 (TARGET_ATTRIBUTE_TABLE): Define.
4091 (ia64_attribute_table): New.
4092 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4093 interrupt_ident2, model_ident1, model_ident2): Remove.
4094 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4095 (TARGET_ATTRIBUTE_TABLE): Define.
4096 (init_idents): Update.
4097 (m32r_attribute_table, m32r_handle_model_attribute): New.
4098 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4100 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4101 (TARGET_ATTRIBUTE_TABLE): Define.
4102 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4103 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4104 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4105 (TARGET_ATTRIBUTE_TABLE): Define.
4106 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4107 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4108 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4109 (TARGET_ATTRIBUTE_TABLE): Define.
4110 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4111 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4112 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4113 (TARGET_ATTRIBUTE_TABLE): Define.
4114 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4115 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4116 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4117 (TARGET_ATTRIBUTE_TABLE): Define.
4118 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4119 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4121 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4123 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4124 (TARGET_ATTRIBUTE_TABLE): Define.
4125 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4127 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4128 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4129 (TARGET_ATTRIBUTE_TABLE): Define.
4130 (v850_attribute_table, v850_handle_interrupt_attribute,
4131 v850_handle_data_area_attribute): New.
4132 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4133 Return void. Call decl_attributes instead of
4134 valid_machine_attribute.
4136 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4138 * sh-protos.h (sh_pr_n_sets): Declare.
4139 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4140 look at the copy to determine if PR needs to be saved.
4141 sh_pr_n_sets: New function.
4142 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4143 (ALLOCATE_INITIAL_VALUE): Define.
4145 * sh.c (initial_elimination_offset):
4146 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4148 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4150 * integrate.c (allocate_initial_values): New function.
4151 * integrate.h (allocate_initial_values): Declare.
4152 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4154 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4156 * toplev.c (rest_of_compilation): To here.
4157 Call allocate_initial_values.
4158 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4160 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4162 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4164 2001-09-20 DJ Delorie <dj@redhat.com>
4166 * c-typeck.c (really_start_incremental_init): Discriminate
4167 between zero-length arrays and flexible arrays.
4168 (push_init_level): Detect zero-length arrays and handle them
4169 like fixed-sized arrays.
4170 * expr.c (store_constructor): Handle zero-length arrays and
4171 flexible arrays correctly.
4172 * doc/extend.texi: Update zero-length array notes.
4174 2001-09-20 Jim Wilson <wilson@redhat.com>
4176 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4177 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4178 for issue port conflicts.
4179 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4181 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4183 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4186 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4188 * fold-const.c (hashtab.h): Include.
4189 (int_const_binop): Remove FORSIZE arg and compute from type; all
4191 Call size_int_type_wide for all single-word constants.
4192 (size_htab_hash, size_htab_eq): New functions.
4193 (size_int_type_wide): Rework to use hash table.
4194 * ggc-common.c (hashtab.h): Include.
4195 (struct d_htab_root): New struct.
4196 (d_htab_roots): New variable.
4197 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4198 (ggc_mark_roots): Handle deletable htabs.
4199 * ggc-page.c (ggc_marked_p): New function.
4200 * ggc-simple.c (ggc_marked_p): Likewise.
4201 * ggc.h: Reformatting throughout.
4202 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4203 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4204 (type_hash_add): Allocate struct type_hash from GC memory.
4205 (mark_hash_entry, mark_type_hash): Deleted.
4206 (type_hash_marked_p, type_hash_mark): New functions.
4207 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4209 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4211 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4214 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4216 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4217 array-too-large test for signed sizetype.
4219 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4221 * i386.md (indirect_jump): Allow Pmode operand.
4222 (tablejump): LIkewise; perform expansion to 64bit mode.
4223 * i386.c (symbolic_operand): Allow 64bit PIC references.
4224 (pic_symbolic_operand): Likewise.
4225 (ix86_find_base_term): Strip the 64bit PIC references.
4226 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4227 (legitimize_pic_address): Likewise.
4228 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4229 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4231 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4233 * stringpool.c (get_identifier_with_length): New function.
4234 * tree.h (get_identifier_with_length): New prototype.
4236 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4237 David Edelsohn <edelsohn@gnu.org>
4240 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4241 already sign-extended.
4243 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4244 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4246 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4247 (output_profile_hook): Declare label_name const.
4248 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4249 to match constraints.
4251 2001-09-19 Stan Shebs <shebs@apple.com>
4253 * alias.c: Fix typos in comments.
4254 * sched-rgn.c (init_ready_list): Ditto.
4255 * unwind-dw2.c (uw_frame_state_for): Ditto.
4256 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4257 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4258 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4260 2001-09-19 Richard Henderson <rth@redhat.com>
4262 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4264 * Makefile.in (cfg.o): Depend on TM_P_H.
4266 2001-09-19 Richard Henderson <rth@redhat.com>
4268 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4269 (local_symbolic_operand): ... here.
4270 (small_symbolic_operand): Check mode.
4271 (global_symbolic_operand): New.
4272 (input_operand): Reject symbolics if explicit relocs.
4273 (call_operand): Tidy.
4274 (alpha_legitimize_address): Use movdi_er_high_g.
4275 (alpha_expand_mov): Likewise.
4276 * config/alpha/alpha-protos.h: Update.
4277 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4278 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4279 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4280 (UNSPECV_LDGP2): Remove.
4281 (all call patterns): Use 's' not 'i' for symbolic constraint.
4282 (call_osf call_value_osf): Use call_operand.
4283 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4284 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4285 (prologue_ldgp_1_er): Remove.
4286 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4287 (builtin_setjmp_receiver_er patterns): Use them.
4288 (exception_receiver_er): Likewise.
4290 2001-09-19 Richard Henderson <rth@redhat.com>
4292 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4294 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4295 and NON_LOCAL_GOTO notes.
4296 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4297 copy over CALL_INSN_FUNCTION_USAGE.
4299 2001-09-18 Catherine Moore <clm@redhat.com>
4301 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4304 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4306 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4307 new-style tm_file specification. Specify correct tm_p_file,
4308 md_file, and out_file for s390x.
4310 * config/s390/linux.h, linux64.h: Don't include other target
4311 macro header files. Now handled via tm_file.
4313 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4314 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4315 are defined before use.
4317 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4319 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4320 code generation only for Gnu assembler.
4322 2001-09-18 Catherine Moore <clm@redhat.com>
4324 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4326 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4328 * config/mips/mips.c (mips_frame_set): New.
4329 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4330 a parallel frame-related expression with a set for each register.
4332 2001-09-18 Philip Blundell <philb@gnu.org>
4334 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4337 2001-09-17 Dale Johannesen <dalej@apple.com>
4339 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4340 * config/rs6000/aix.h (FIXED_R2): Define.
4341 * config/rs6000/darwin.h (FIXED_R2): Define.
4342 * config/rs6000/sysv4.h (FIXED_R2): Define.
4344 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4346 * except.c (dw2_build_landing_pads): New local
4347 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4348 barrier after clobbers. Fixes c++/4012.
4350 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4352 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4354 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4356 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4357 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4359 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4361 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4364 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4366 * cpphash.h (_cpp_lex_direct): New.
4367 * cpplex.c (_cpp_lex_token): Update.
4368 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4369 and increment that pointer.
4370 * cppmacro.c (alloc_expansion_token): New.
4371 (lex_expansion_token): Lex macro expansion directly into
4374 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4376 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4378 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4380 * basic-block.h (free_bb_for_insn): Declare.
4381 * bb-reorder.c (label_for_bb): Use block_label.
4382 (emit_jump_to_block_after): Remove.
4383 (insert_intra_1): Do not update block_for_insn.
4384 (insert_inter_bb_scope_notes): Likewise; update bb->end
4385 * cfg.c (free_bb_for_insn): New.
4386 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4387 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4388 (commit_one_edge_insertion): Likewise.
4389 (commit_one_edge_insertion): Do not update BB boundary.
4390 (commit_edge_insertions): Do not call compute_bb_for_insn.
4391 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4392 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4393 (merge_blocks_move_successor_nojumps): Likewise.
4394 (try_crossjump_to_edge): Do not update block_for_insn.
4395 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4396 * df.c (df_pattern_emit_later): Do not update BB boundary.
4397 (df_jump_pattern_emit_after): Likewise.
4398 (df_insn_move_before): Use emit_insn_before.
4399 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4401 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4402 boundaries and basic_block_for_insn.
4403 (reorder_insns_nobb): Rename from reorder_insns.
4404 (reorder_insns): New.
4405 (emit_block_insn_before, emit_block_insn_after): Kill.
4406 * flow.c (check_function_return_warnings): Do not call
4407 compute_bb_for_insn; Do not free basic_block_for_insn.
4408 (attempt_auto_inc): Do not update basic_block_for_insn.
4409 * function.c (emit_return_into_block): Likewise;
4410 do not update BB boundaries.
4411 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4412 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4413 (pre_insert_copy_insn): Likewise.
4414 (update_ld_motion_notes): Likewise.
4415 (insert_insn_start_bb): Likewise.
4416 (replace_store_insn): Likewise.
4417 * ifcvt.c (noce_process_if_block): Likewise.
4418 (if_convert): Do not call compute_bb_for_insn.
4419 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4420 Use emit_insn_before and emit_insn_after.
4421 * recog.c (split_all_insns): Do not update BB boundaries;
4422 Do not call compute_bb_for_insn.
4423 (peephole2_optimize): Do not update BB boundaries.
4424 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4426 (emit_swap_insn): Likewise.
4427 (convert_regs_1): Likewise.
4428 * reload1.c (reload): Call compute_bb_for_insn.
4429 * rtl.h (reorder_insns_nobb): Declare.
4430 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4431 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4432 at places CFG is invalidated; do not call compute_bb_for_insn.
4434 * cfg.c (expunge_block): Invalidate BB structure.
4436 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4439 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4441 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4443 * cpphash.h (_cpp_lex_token): Update prototype.
4444 * cpplex.c (_cpp_lex_token): New prototype.
4445 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4446 lex_macro_node, read_flag, do_pragma_poison): Update.
4447 * cppmacro.c (cpp_get_token, parse_params,
4448 lex_expansion_token): Update.
4450 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4452 * cppmain.c (scan_translation_unit): Don't worry about
4453 putting a space after hashes.
4454 * cpplib.c (directive_diagnostics): New.
4455 (_cpp_handle_directive): Update to use directive_diagnostics.
4456 (run_directive): Don't toggle prevent_expansion.
4457 (do_line): Backup in case of the line extension.
4458 * cpplib.h (cpp_lexer_pos): Remove.
4459 * cppmacro.c (_cpp_create_definition): Precede a leading #
4462 2001-09-15 Richard Henderson <rth@redhat.com>
4464 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4466 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4468 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4470 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4472 PR preprocessor/3571
4473 * tradcpp.c (handle_directive): Skip non-vertical space.
4475 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4477 * cppmain.c (setup_callbacks): Set line callback only
4478 if outputting preprocessed source.
4480 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4482 * collect2.c (main): Const-ification.
4483 * gcc.c (translate_options, process_command): Use xstrdup in
4484 lieu of xmalloc/strcpy.
4485 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4487 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4489 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4492 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4494 * scan-decls.c (scan_decls): Fix typo.
4496 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4498 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4499 Split mlstring_pos into mls_line and mls_col.
4500 * cppinit.c (cpp_create_reader): Initialize line to 1.
4501 (cpp_destroy): Free tokenruns.
4502 (push_include): Don't update lexer_pos.
4503 * cpplex.c (unterminated, parse_string): Update.
4504 (lex_token): Don't update lexer_pos, update.
4505 * cpplib.c (if_stack): Save line instead of line + col.
4506 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4507 push_conditional, _cpp_pop_buffer): Update.
4508 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4509 (_cpp_create_definition): Update.
4511 2001-09-15 Eric Christopher <echristo@redhat.com>
4513 * config/mips/abi64.h: Add support for MEABI.
4515 2001-09-15 Eric Christopher <echristo@redhat.com>
4517 * config/mips/mips.md: Add unspec #2.
4519 (reload_outdi): Ditto.
4520 (reload_outsi): Ditto.
4523 2001-09-15 Eric Christopher <echristo@redhat.com>
4524 Jason Eckhardt <jle@redhat.com>
4526 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4527 * config/mips/isa32-linux.h: New file.
4528 * config/mips/isa3264.h: Ditto.
4529 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4530 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4531 (output_block_mode): Support MEABI.
4532 (function_arg): Ditto. Fix floating point arg passing.
4533 (mips_va_start): Ditto.
4534 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4536 (mips_asm_file_start): Add new section to pass abi to gdb.
4537 (function_arg_pass_by_reference): Support MEABI.
4538 (mips_parse_cpu): Support mips32 and mips64 processors.
4539 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4540 TARGET_MIPS5KC. Support isa32 and isa64.
4541 (processor_type): Add r4kc, r5kc, r20kc.
4542 (GENERATE_MULT3_SI): New.
4543 (GENERATE_MULT3_DI): Ditto.
4544 (GENERATE_MULT3): Remove.
4545 (ISA_HAS_64BIT_REGS): Add isa == 64.
4546 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4547 (ISA_HAS_MADD_MSUB): New.
4548 (ISA_HAS_CLZ_CLO): Ditto.
4549 (ISA_HAS_DCLZ_DCLO): Ditto.
4550 (ABI_GAS_ASM_SPEC): New.
4551 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4554 (SUBTARGET_CC1_SPEC): Ditto.
4555 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4556 (PAD_VARARGS_DOWN): Support MEABI.
4557 (HARD_REGNO_NREGS): Move to mips.c.
4558 (ASM_OUTPUT_IDENT): Add #undef.
4559 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4560 (mulsi3): Use GENERATE_MULT3_SI.
4561 (mulsi3_mult3): Ditto. Support mips32, mips64.
4562 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4563 (mul_sub_si): New pattern.
4564 (unnamed splitters): New.
4565 (muldi3): Use GENERATE_MULT3_DI.
4566 (muldi3_internal2): Ditto.
4567 (movdicc): Support mips32.
4568 * config/mips/t-isa3264: New file.
4570 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4572 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4573 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4574 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4576 * reorg.c (fill_slots_from_thread): After call to
4577 steal_delay_list_from_target, update own_thread as new_thread may
4580 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4582 * cpperror.c (print_location): Take line and column, for
4583 default positioning use the previously lexed token.
4584 (_cpp_begin_message): Take line and column.
4585 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4586 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4587 * cpphash.h (_cpp_begin_message): Update prototype.
4588 * cppinit.c (push_include): Don't set output line.
4589 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4590 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4591 (do_pragma): Kludge for front ends. Don't expand macros at all.
4592 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4593 (struct cpp_token): Remove output_line.
4594 (struct cpp_callbacks): New member line_change.
4595 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4596 cpp_get_token): Preserve BOL flag.
4597 (cpp_get_line): Remove.
4598 (_cpp_backup_tokens): Remove useless abort().
4599 * cppmain.c (cb_line_change): New.
4600 (scan_translation_unit): Don't worry about starting new lines here.
4601 * scan-decls.c (scan_decls): Update.
4602 * c-lex.c (c_lex, init_c_lex): Update.
4603 (cb_line_change, src_lineno): New.
4605 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4607 * tree.c (append_random_chars): Generate the random
4608 characters in a reproducable fashion.
4610 2001-09-14 Richard Henderson <rth@redhat.com>
4612 * config/i386/i386.c (internal_label_prefix): New.
4613 (internal_label_prefix_len): New.
4614 (override_options): Set them.
4615 (local_symbolic_operand): New.
4616 (legitimate_pic_address_disp_p): Use it.
4617 (legitimize_pic_address): Likewise.
4619 2001-09-14 Marc Espie <espie@openbsd.org>
4621 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4624 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4626 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4627 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4629 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4631 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4632 invocation of SUBREG_REGNO_OFFSET.
4634 * haifa-sched.c: Fix typo in FSF copyright statement.
4635 * sched-deps.c: Fix typo in FSF copyright statement.
4636 * sched-ebb.c: Fix typo in FSF copyright statement.
4637 * sched-rgn.c: Fix typo in FSF copyright statement.
4638 * sched-vis.c: Fix typo in FSF copyright statement.
4640 * config.gcc: Move inclusion of arm elf specific header files
4641 from the files themselves into the tm_file variable. Make
4642 sure that elfos.h is included before target specific elf
4644 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4646 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4647 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4648 ASM_OUTPUT_CASE_LABEL): Protect definition.
4649 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4650 not already defined.
4651 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4652 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4653 Remove duplicate definition.
4654 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4655 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4656 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4657 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
4658 Remove inclusion of arm/elf.h.
4659 * config/arm/unknown-elf.h: as for conix-elf.h.
4660 (STARTFILE_SPEC): Include crti.o and crtn.o.
4661 * config/arm/linux-elf.h: as for conix-elf.h.
4662 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
4663 * config/arm/strongarm-elf.h: Remove inclusion of
4665 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
4666 * config/arm/unknown-elf-oabi.h: Remove inclusion of
4667 unknown-elf.h and elf.h.
4668 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
4669 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
4670 ASM_WEAKEN_LABEL): Remove redundant definition.
4671 * config/arm/elf.h: Test for inclusion of elfos.h
4672 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
4673 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
4674 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
4675 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
4676 redundant definition.
4677 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
4678 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
4679 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
4680 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
4681 Add rules to build crti.o and crtn.o
4682 * crti.asm: New file.
4683 * crtn.asm: New file.
4685 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
4687 * c-parse.in (_yylex): Use _cpp_backup_tokens.
4688 * cpphash.h (struct tokenrun): Add prev.
4689 (struct lexer_state): Remove bol.
4690 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
4691 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
4693 * cppinit.c (cpp_create_reader): Don't set bol.
4694 (cpp_destroy): Don't free lookaheads.
4695 * cpplex.c (lex_directive): Remove.
4696 (next_tokenrun): Update.
4697 (_cpp_lex_token): Clean up logic.
4698 (lex_token): Update to return a pointer to lexed token, since it
4699 can move to the start of the buffer. Simpify newline handling.
4700 * cpplib.c (SEEN_EOL): Update.
4701 (skip_rest_of_line): Remove lookahead stuff.
4702 (end_directive): Line numbers are already incremented. Revert
4703 to start of lexed token buffer if we can.
4704 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
4705 parse_answer): Use _cpp_backup_tokens.
4706 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
4707 instead. Don't check for EOL.
4708 (do_include_common, do_line, do_pragma_system_header): Use
4710 * cpplib.h (BOL, _cpp_backup_tokens): New.
4711 * cppmacro.c (save_lookahead_token, take_lookahead_token,
4712 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
4713 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
4714 (builtin_macro): Don't use cpp_get_line.
4715 (cpp_get_line): Short term kludge.
4716 (parse_arg): Handle directives in arguments here. Back up when
4717 appropriate. Store EOF at end of argument list.
4718 (funlike_invocation_p): Use _cpp_backup_tokens.
4719 (push_arg_context): Account for EOF at end of list.
4720 (cpp_get_token): Remove lookahead stuff. Update.
4722 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4724 * c-parse.in (yyerror): Const-ification and/or static-ization.
4725 * c-typeck.c (push_member_name): Likewise.
4726 * collect2.c (main): Likewise.
4727 * dbxout.c (dbxout_parms): Likewise.
4728 * diagnostic.c (format_with_decl): Likewise.
4729 * dwarf2out.c (output_ranges): Likewise.
4730 * dwarfout.c (fundamental_type_code): Likewise.
4731 * except.c (dw2_output_call_site_table): Likewise.
4732 * gcc.c (do_spec_1): Likewise.
4733 * genopinit.c (optabs): Likewise.
4734 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
4735 gen_declaration_1, handle_impent): Likewise.
4736 * protoize.c (default_include, in_system_include_dir, abspath):
4738 * sched-vis.c (visualize_stall_cycles): Likewise.
4739 * sdbout.c (plain_type_1, sdbout_end_function,
4740 sdbout_end_epilogue): Likewise.
4741 * varasm.c (decode_reg_name): Likewise.
4743 * 1750a.c (mod_regno_adjust): Likewise.
4744 * alpha.c (alpha_write_one_linkage,
4745 unicosmk_output_default_externs): Likewise.
4746 * arm.c (arm_condition_codes): Likewise.
4747 * arm.h (arm_condition_codes): Likewise.
4748 * avr.c (output_movsisf, encode_section_info): Likewise.
4749 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
4751 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4752 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4753 * m88k.c (output_function_profiler): Likewise.
4754 * mips.c (mips_output_conditional_branch): Likewise.
4755 * ns32k.c (ns32k_out_reg_names): Likewise.
4756 * ns32k.h (ns32k_out_reg_names): Likewise.
4757 * pj.c (pj_output_rval): Likewise.
4758 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
4759 * sparc.c (sparc_flat_function_prologue,
4760 sparc_flat_function_epilogue): Likewise.
4762 2001-09-13 Markus Werle <numerical.simulation@web.de>
4763 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4765 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
4766 Aachen University of Technology".
4768 2001-09-13 Andreas Schwab <schwab@suse.de>
4770 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
4773 2001-09-13 Richard Henderson <rth@redhat.com>
4775 * config/alpha/alpha.c (small_symbolic_operand): New.
4776 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
4777 (some_operand, input_operand): Don't handle HIGH.
4778 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
4779 (alpha_expand_mov): Likewise.
4780 (print_operand) [H]: Just print HIGH symbol.
4781 (print_operand_address): Handle small data.
4782 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
4783 (TARGET_SWITCHES): Add -msmall-data/large-data.
4784 (PIC_OFFSET_TABLE_REGNUM): New.
4785 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
4786 (PREDICATE_COES): Update.
4787 * config/alpha/alpha.md (adddi_er_high): New.
4788 (adddi_er_low): Handle small data.
4789 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
4790 prefer .sdata to .rodata.
4791 (SELECT_RTX_SECTION): Likewise.
4793 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
4795 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
4796 defining __size_t and leaving size_t undefined.
4798 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4800 * basic-block.h (expunge_block): Declare.
4801 * cfg.c (expunge_block): Remove static declaration.
4803 2001-09-12 Richard Henderson <rth@redhat.com>
4805 * integrate.c (copy_insn_list): Copy label name from
4806 NOTE_INSN_DELETED_LABEL.
4808 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4810 * c-common.c (c_tree_code_name): Const-ification.
4811 * c-decl.c (c_decode_option): Likewise.
4812 * c-typeck.c (warn_for_assignment): Likewise.
4813 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4815 * cppinit.c (output_deps): Likewise.
4816 * dependence.c (dependence_string, direction_string): Likewise.
4817 * dwarf2out.c (output_ranges): Likewise.
4818 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4819 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4820 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4821 standard_startfile_prefix, standard_startfile_prefix_1,
4822 standard_startfile_prefix_2, tooldir_base_prefix,
4823 standard_bindir_prefix, find_a_file): Likewise.
4824 * genattrtab.c (make_length_attrs): Likewise.
4825 * gencheck.c (tree_codes): Likewise.
4826 * genemit.c (gen_split): Likewise.
4827 * genrecog.c (special_mode_pred_table): Likewise.
4828 * graph.c (graph_ext): Likewise.
4829 * protoize (default_include): Likewise.
4830 * reload.c (reload_when_needed_name): Likewise.
4831 * sched-vis.c (visualize_stall_cycles): Likewise.
4832 * tlink.c (recompile_files): Likewise.
4833 * toplev.c (decode_g_option): Likewise.
4834 * tradcpp.c (output_deps): Likewise.
4835 * varasm.c (decode_reg_name): Likewise.
4837 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4840 * avr.c (avr_regnames, encode_section_info): Likewise.
4841 * c4x.c (float_reg_names): Likewise.
4842 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4843 * elfos.h (const_section): Likewise.
4844 * i386.c (ix86_comp_type_attributes): Likewise.
4845 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4846 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4847 * ia64.c (type_names): Likewise.
4848 * m68hc11.c (reg_class_names): Likewise.
4849 * m88k.c (m_options): Likewise.
4850 * mips.c (mips_output_conditional_branch, mips_unique_section):
4852 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4853 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4854 ultra_code_names): Likewise.
4855 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4857 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4859 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4860 Use --fatal-warnings option for gas.
4861 * configure: Rebuilt.
4863 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4865 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4867 2001-09-11 Jim Wilson <wilson@redhat.com>
4869 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4871 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4873 * builtins.c (c_strlen): Treat an offset too large for a
4874 HOST_WIDE_INT as out of range.
4876 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4878 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4879 (EDGE_CRITICAL_P): New predicate.
4880 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4882 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4883 (dump_edge_info): Remove "crit".
4884 * cfganal.c (mark_critical_edges): Kill.
4885 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4886 * cfgcleanup.c (cleanup_cfg): Likewise.
4887 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4888 (find_spanning_tree): Likewise.
4889 * reg-stack.c (convert_regs_1): Likewise.
4890 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4892 * basic-block.h (create_basic_block_structure): New.
4893 (create_basic_block): Update prototype.
4894 (force_nonfallthru): New.
4895 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4896 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4897 handle updating of block_for_insn, creating of empty BBs and BBs at
4898 the end of INSN chain.
4899 (create_basic_block): New function.
4900 (split_block): Use create_basic_block.
4901 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4902 (redirect_edge_and_branch_force): ... here.
4903 (force_nonfallthru): New.
4904 (split_edge): Rewrite to use force_nonfallthru and create_block.
4905 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4906 (find_basic_blocks): Free basic_block_for_insn.
4907 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4909 * cfg.c: Fix formating.
4910 * cfgcleanup.c: Fix formating.
4911 (merge_blocks, tail_recursion_label_p): Return bool.
4912 (merge_blocks_move_predecessor_nojumps,
4913 merge_blocks_move_successor_nojumps): Return void.
4915 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4917 * configure.in: Check whether assembler supports section merging.
4918 * config.in: Rebuilt.
4919 * configure: Rebuilt.
4920 * varasm.c (variable_section, output_constant_pool): Pass alignment
4921 to SELECT_SECTION and SELECT_RTX_SECTION.
4922 (mergeable_string_section): New.
4923 (mergeable_constant_section): New.
4924 (default_elf_asm_named_section): Output SECTION_MERGE and
4925 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4926 * output.h (mergeable_string_section): New.
4927 (mergeable_constant_section): New.
4928 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4929 * toplev.c (flag_merge_constants): New.
4930 (f_options): Add -fmerge-constants and -fmerge-all-constants
4932 (toplev_main): Default to -fno-merge-constants if not optimizing.
4933 * flags.h (flag_merge_constants): Add extern.
4934 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4935 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4937 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4938 Define if assembler has working .subsection -1 support.
4939 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4940 Put constant into special SHF_MERGE sections if the linker should
4941 attempt to merge duplicates.
4942 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4944 Put constant into special SHF_MERGE sections if the linker should
4945 attempt to merge duplicates.
4946 * config/alpha/elf.h: Likewise.
4947 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4948 has working .subsection -1 support.
4949 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4951 * config/svr3.h: Likewise.
4952 * config/darwin.h: Likewise.
4953 * config/arm/aof.h: Likewise.
4954 * config/arm/linux-elf.h: Likewise.
4955 * config/avr/avr.h: Likewise.
4956 * config/c4x/c4x.h: Likewise.
4957 * config/d30v/d30v.h: Likewise.
4958 * config/i386/dgux.h: Likewise.
4959 * config/i386/osfrose.h: Likewise.
4960 * config/i386/sco5.h: Likewise.
4961 * config/i386/svr3gas.h: Likewise.
4962 * config/ia64/aix.h: Likewise.
4963 * config/m32r/m32r.h: Likewise.
4964 * config/m68k/m68k.h: Likewise.
4965 * config/m88k/dgux.h: Likewise.
4966 * config/m88k/m88k.h: Likewise.
4967 * config/mcore/mcore-pe.h: Likewise.
4968 * config/mips/mips.h: Likewise.
4969 * config/pa/pa.h: Likewise.
4970 * config/pa/pa-linux.h: Likewise.
4971 * config/romp/romp.h: Likewise.
4972 * config/rs6000/sysv4.h: Likewise.
4973 * config/rs6000/xcoff.h: Likewise.
4974 * config/s390/linux.h: Likewise.
4975 * config/sparc/sparc.h: Likewise.
4976 * config/sparc/sysv4.h: Likewise.
4977 * config/stormy16/stormy16.h: Likewise.
4978 * config/v850/v850.h: Likewise.
4979 * config/vax/vms.h: Likewise.
4980 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
4981 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4982 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
4983 default_elf_asm_named_section for SHF_MERGE sections.
4985 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4987 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
4990 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
4992 * c-common.c (split_specs_attrs): Allow for empty attributes with
4993 empty TREE_PURPOSE. Fixes PR c/4294.
4995 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
4997 * basic-block.h (cached_make_edge, make_single_succ): New.
4998 (make_edge): Remove first parameter.
4999 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5000 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5001 created edge; use obstack allocation.
5002 (make_edge, make_single_succ_edge): New.
5003 (first_removed_edge): New static variable.
5004 (init_flow): Initialize first_removed_edge and n_edges.
5005 (clear_edges): Use remove_edge.
5006 (flow_delete_block): Likewise.
5007 (remove_edge): Add removed edges to the removed edges list.
5008 (split_block, redirect_edge_and_branch_force, split_edge):
5010 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5011 (add_noreturn_fake_exit_edges): Likewise.
5012 (connect_infinite_loops_to_exit): Liekwise.
5013 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5014 Use cached_make_edge.
5015 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5016 * profile.c (branch_prob): Update make_edge call.
5017 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5019 2001-09-11 Richard Henderson <rth@redhat.com>
5021 * config/alpha/alpha.c: Tidy formatting.
5022 (local_symbolic_operand): Verify mode.
5023 (alpha_sa_mask): Ignore unicos for eh_return.
5024 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5025 * config/alpha/alpha.md (umk divsi patterns): Remove.
5026 (extendsfdf2): Remove unicos check.
5027 (tablejump): Merge vms and unicos code; always use direct set
5030 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5032 * config.gcc (alpha*-*-unicosmk*): New target.
5034 * config/alpha/alpha-protos.h (symbolic_operand,
5035 unicosmk_add_call_info_word, unicosmk_add_extern,
5036 unicosmk_defer_case_vector, unicosmk_unique_section,
5037 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5038 unicosmk_asm_file_start, unicosmk_asm_file_end,
5039 unicosmk_output_common): Declare.
5041 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5042 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5043 alpha_does_function_need_gp, alpha_end_function): Support Cray
5045 (alpha_init_machine_status, alpha_mark_machine_status,
5046 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5047 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5048 unicosmk_asm_named_section, unicosmk_insert_attributes,
5049 unicosmk_section_type_flags, symbolic_operand,
5050 unicosmk_output_module_name, unicosmk_output_default_externs,
5051 unicosmk_output_dex, unicosmk_output_externs,
5052 unicosmk_output_addr_vec, unicosmk_ssib_name,
5053 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5054 unicosmk_asm_file_end, unicosmk_output_common,
5055 unicosmk_section_type_flags, unicosmk_unique_section,
5056 unicosmk_add_call_info_word, unicosmk_text_section,
5057 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5058 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5059 unicosmk_dex_count, unicosmk_special_name): New.
5060 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5061 TARGET_ABI_UNICOSMK.
5062 (get_aligned_mem, alpha_expand_unaligned_load,
5063 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5064 alpha_expand_unaligned_store_words): Support big-endian mode.
5065 (print_operand): Likewise. New format specifier 't'. Use
5066 TARGET_AS_SLASH_BEFORE_SUFFIX.
5067 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5068 (alpha_pv_save_size): Update with above change.
5069 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5070 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5073 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5074 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5075 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5076 (EXTRA_CONSTRAINT): New constraint 'U'.
5077 (PREDICATE_CODES): Add symbolic_operand.
5079 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5080 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5081 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5082 (integer division and modulus patterns): Split in default and
5084 (*divmodsi_internal, *divmoddi_internal): Disable for
5085 TARGET_ABI_UNICOSMK.
5086 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5087 little-endian and big-endian versions.
5088 (ext, ins, msk): Likewise.
5089 (extv, extzv, insv): Support big-endian mode.
5090 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5091 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5092 *tablejump_umk_internal, *call_value_umk): New.
5093 (*movdi_nofix): Add pattern for loading an address into a register on
5094 TARGET_ABI_UNICOSMK.
5095 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5096 (umk_mismatch_args, arg_home_umk): New.
5097 (various insns): Don't use mov, fmov, nop, fnop and unop.
5098 (realign): Support TARGET_ABI_UNICOSMK.
5100 * config/alpha/unicosmk.h: New file.
5101 * config/alpha/t-unicosmk: New file.
5103 * fixinc/inclhack.def (unicosmk_restrict): New.
5104 * fixinc/fixincl.x: Regenerate.
5106 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5107 (wchar_t): Check for and define __WCHAR_T__.
5109 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5111 * combine.c (simplify_shift_const): Treat shifts by the mode
5114 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5116 * cpphash.h (struct tokenrun): New.
5117 (struct cpp_context): New member bol.
5118 (struct cpp_reader): New members.
5119 (_cpp_init_tokenrun): New.
5120 * cppinit.c (cpp_create_reader): Set up the token runs.
5121 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5122 (lex_token): New internalised version of _cpp_lex_token. Don't
5123 handle directives or the multiple include opimisation here any
5124 more. Simply lex a token.
5125 * cpplib.c (run_directive): Clear bol.
5126 (_cpp_pop_buffer): Set bol.
5127 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5130 2001-09-11 Michael Meissner <meissner@redhat.com>
5132 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5133 give an error if the user uses -mfp32.
5134 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5136 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5137 floating point register size.
5138 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5140 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5141 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5143 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5144 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5146 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5148 * dbxout.c (dbxout_parms): Fix typo in comment.
5149 * unroll.c (loop_find_equiv_value): Ditto.
5150 * toplev.c (rest_of_compilation): Ditto.
5151 * loop.c (scan_loop): Ditto.
5152 * dwarf2out.c (struct dw_fde_struct): Ditto.
5154 2001-09-10 Zack Weinberg <zackw@panix.com>
5156 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5157 copying identifier when we're just going to throw it away.
5158 (parse_identifier_slow): New routine to handle abnormal cases.
5159 (_cpp_lex_token): Update call site.
5161 * hashtable.c (ht_lookup): Don't assume that the string we've
5162 been given is NUL-terminated.
5163 * system.h: #define __builtin_expect(a, b) to (a) if not
5166 2001-09-10 Michael Meissner <meissner@redhat.com>
5168 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5171 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5173 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5175 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5177 * builtins.c (c_getstr): Correct thinko in last change and further
5180 2001-09-10 Tim Freeman <tim@fungibole.com>
5182 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5183 into varray's and register them as roots with the garbage
5184 collector so they are not collected too soon.
5186 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5188 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5190 * basic-block.h (flow_obstack, label_value_list,
5191 tail_recursion_label_list): Declare
5192 (tidy_fallthru_edges): Declare.
5193 (expunge_block, last_loop_beg_note): Delete.
5194 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5196 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5197 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5198 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5199 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5200 expunge_block, flow_delete_block, compute_bb_for_insn,
5201 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5202 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5203 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5204 try_redirect_by_replacing_jump, last_loop_beg_note,
5205 redirect_edge_and_branch, redirect_edge_and_branch_force,
5206 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5207 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5208 commit_edge_insertions, dump_flow_info, debug_flow_info,
5209 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5210 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5211 Move here from flow.c
5212 * cfganal.c: New file.
5213 (forwarder_block_p, can_fallthru, mark_critical_edges,
5214 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5215 find_unreachable_blocks, create_edge_list, free_edge_list,
5216 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5217 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5218 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5219 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5220 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5221 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5222 Move here from flow.c
5223 * cfgbuild.c: New file
5224 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5225 make_edges, find_basic_blocks_1, find_basic_blocks,
5226 find_sub_basic_blocks): Move here from flow.c
5227 * cfgcleanup.c: New file.
5228 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5229 merge_blocks_move_predecessor_nojumps,
5230 merge_blocks_move_successor_nojumps, merge_blocks,
5231 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5232 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5233 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5235 * cfgloop.c: New file
5236 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5237 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5238 flow_loop_exit_edges_find, flow_loop_nodes_find,
5239 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5240 flow_loop_tree_node_add, flow_loops_tree_build,
5241 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5242 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5243 Move here from flow.c
5244 * flow.c: Remove everything moved elsewhere
5245 * output.h (cleanup_cfg): Return bool.
5247 * bb-reorder.c (reorder_block_def): Remove 'index'.
5248 (insert_intra_1): Add argument BB, set block for new note.
5249 (make_reorder_chain): Do not depdent on BB indexes.
5250 (make_reorder_chain_1): Do not use BB indexes.
5251 (label_for_bb): Likewise; set BB for new insn.
5252 (emit_jump_to_block_after): Likewise.
5253 (fixup_reoder_chain): Sanity check that all basic blocks
5254 are chained; verify newly created insn chain; remove
5255 undocnitional jump simplifying; Do not use BB indexes;
5256 properly initialize count and frequency information;
5257 dump reordered sequence.
5258 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5259 (insert_inter_bb_scope_notes): Set block for new insn.
5260 (reorder_basic_blocks): Dump flow info before reoredering.
5262 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5264 * alias.c (clear_reg_alias_info): Use K&R format definition.
5265 Avoid unsigned warning.
5266 * builtins.c: Use "unsigned int", not "unsigned".
5267 (target_char_cast): Use host_integerp and tree_low_cst.
5268 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5269 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5270 (c_getstr): Likewise.
5271 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5272 (builtin_memcpy_read_str): Avoid unsigned warning.
5273 (expand_builtin_memcpy): Alignments are unsigned.
5274 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5275 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5276 * predict.c (expensive_function_p): LIMIT now unsigned.
5277 * resource.c (mark_target_live_regs): Make some vars unsigned.
5278 * sdbout.c: Use "unsigned int", not "unsigned".
5279 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5280 (sdbout_source_line): Likewise.
5281 (sdbout_record_type_name): Remove "const" for NAME declaration.
5282 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5284 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5286 * calls.c (store_one_arg): Expand comment.
5288 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5290 * calls.c (store_one_arg): Make sure that the entire argument is
5291 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5293 2001-09-09 Richard Henderson <rth@redhat.com>
5295 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5297 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5299 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5301 2001-09-09 Richard Henderson <rth@redhat.com>
5303 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5304 (alpha_this_literal_sequence_number): New.
5305 (alpha_this_gpdisp_sequence_number): New.
5306 (some_operand, input_operand): Add HIGH.
5307 (local_symbolic_operand): New.
5308 (alpha_encode_section_info): New.
5309 (alpha_legitimate_address_p): Allow LO_SUM.
5310 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5311 (alpha_expand_mov): Likewise.
5312 (secondary_reload_class): Check memory_operand not general_operand
5314 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5315 (alpha_expand_unaligned_store): Likewise.
5316 (alpha_expand_unaligned_load_words): Likewise.
5317 (alpha_expand_unaligned_store_words): Likewise.
5318 (alpha_expand_block_clear): Likewise.
5319 (print_operand): Handle %#, %*, %H.
5320 (print_operand_address): Handle LO_SUM.
5322 (alpha_does_function_need_gp): Use it.
5323 (alpha_expand_block_move): Fix signed compare warnings.
5324 (alpha_sa_mask, alpha_align_insns): Likewise.
5325 * config/alpha/alpha-protos.h: Update.
5326 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5327 (MASK_EXPLICIT_RELOCS): New.
5328 (TARGET_SWITCHES): Add -mexplicit-relocs.
5329 (EXTRA_CONSTRAINT): Add 'T'.
5330 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5331 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5332 (ENCODE_SECTION_INFO): Out line.
5333 (REDO_SECTION_INFO_P): New.
5334 (STRIP_NAME_ENCODING): New.
5335 (ASM_OUTPUT_LABELREF): New.
5336 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5337 (PREDICATE_CODES): Update.
5338 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5339 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5340 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5341 builtin_setjmp_receiver_er, exception_receiver_1_er,
5342 call_value_osf_1_er): New patterns.
5343 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5344 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5345 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5346 (FINAL_PRESCAN_INSN): New.
5348 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5350 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5352 2001-09-08 Andreas Jaeger <aj@suse.de>
5354 * i386.h (TARGET_SWITCHES): Fix description.
5356 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5358 * rs6000.c (num_insns_constant): Compute number of instructions
5361 * doc/install.texi: Explain AIX exception handling work-around.
5362 Update URL for AIX fixes.
5364 2001-09-07 Jim Wilson <wilson@redhat.com>
5366 * alias.c (clear_reg_alias_info): New.
5367 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5368 * rtl.h (clear_reg_alias_info): Declare.
5370 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5372 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5374 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5375 (m16m,edivm,emulm): Change declaration to match definition.
5377 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5379 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5380 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5383 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5385 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5386 which have no corresponding C type.
5387 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5388 the representation of 64-bit doubles to work with 64-bit ints.
5390 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5392 * config/mips/mips.c (override_options): Do not override ISA when ABI
5393 specified if MIPS_CPU_STRING_DEFAULT was specified.
5395 2001-09-07 Richard Henderson <rth@redhat.com>
5397 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5398 (express_from_1): Wrap lines.
5399 * rtlanal.c (commutative_operand_precedence): Rename from
5400 operand_preference; export.
5401 * rtl.h: Declare it.
5402 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5403 (simplify_binary_operation): Invoke simplify_plus_minus on
5404 (CONST (PLUS ...)) as well.
5405 (struct simplify_plus_minus_op_data): New.
5406 (simplify_plus_minus_op_data_cmp): New.
5407 (simplify_plus_minus): Use them. Avoid infinite recursion with
5408 simplify_binary_operation wrt CONST.
5410 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5412 * h8300-protos.h (general_operand_dst_push): Remove.
5413 * h8300.c (general_operand_dst_push): Likewise.
5414 * h8300.h (OK_FOR_T): Likewise.
5415 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5416 * h8300.md (pushqi_h8300): New.
5417 (pushqi_h8300hs): Likewise.
5419 (pushhi_h8300): Likewise.
5420 (pushhi_h8300hs): Likewise.
5423 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5425 * genattrtab.c (attr_printf): First arg is unsigned.
5426 Clean up formatting of callers.
5428 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5430 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5433 2001-09-07 Andreas Jaeger <aj@suse.de>
5435 * i386.h (TARGET_SWITCHES): Fix descriptions.
5437 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5439 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5441 2001-09-06 Ira Ruben <ira@apple.com>
5443 Remove OP_IDENTIFIER.
5444 * tree.def (OP_IDENTIFIER): Remove.
5445 * tree.c (tree_node_kind enum): Remove op_id_kind.
5446 (tree_node_kind_names): Remove "op_identifiers".
5447 (make_node): Remove OP_IDENTIFIER test.
5448 (build_op_identifier): Removed because it isn't being used.
5449 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5450 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5452 2001-09-06 Richard Henderson <rth@redhat.com>
5454 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5456 2001-09-06 Richard Henderson <rth@redhat.com>
5458 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5461 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5463 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5464 number used for CR register.
5466 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5467 Joern Rennecke (amylaar@cygnus.com)
5469 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5470 * h8300.c (initial_offset): Handle offset between RP and FP.
5471 (h8300_return_addr_rtx): New function.
5472 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5474 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5475 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5476 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5477 (CAN_ELIMINATE, REGISTER_NAMES):
5478 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5480 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5482 Remove TYPE_NONCOPIED_PARTS.
5483 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5484 (struct tree_type): Remove noncopied_parts.
5485 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5486 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5487 (fixed_type_p): Remove.
5488 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5489 (expand_expr, MODIFY_EXPR): Likewise.
5490 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5491 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5493 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5495 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5497 (mask64_operand): Likewise.
5498 (includes_rldic_lshift_p): Likewise.
5499 (includes_rldicr_lshift_p): Likewise.
5501 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5503 * objc/objc-act.c (build_message_expr): If a class method cannot
5504 be found, do not issue a warning if a corresponding instance
5505 method exists in the root class.
5507 2001-09-05 Richard Henderson <rth@redhat.com>
5509 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5511 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5513 * function.c (ggc_mark_struct_function): Mark f->outer.
5514 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5515 * integrate.c (output_inline_function): ... not here.
5517 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5519 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5521 * i386.c (size_cost): New static variable.
5522 (override_function): Use size_cost when -Os is specified.
5524 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5525 properly; Use current_function_calls_eh_return.
5526 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5527 use leave to avoid dependency chain.
5529 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5530 get BB loop_depth instead of computing it from LOOP notes.
5532 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5534 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5536 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5537 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5538 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5540 2001-09-05 Jeffrey A Law (law@cygnus.com)
5541 Jason Merrill (jason@redhat.com)
5543 * stor-layout.c (layout_type): Complain if an array's size can
5544 not be represented in a size_t.
5546 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5548 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5550 * gcc.c: (process_command) Add parentheses around assignment
5551 used as truth value.
5553 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5555 * config/mips/mips.c (save_restore_insns): Don't mark any register
5556 save slots as unchanging if current_function_calls_eh_return.
5558 2001-09-05 Richard Henderson <rth@redhat.com>
5560 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5561 * config/alpha/alpha-protos.h: Declare it.
5562 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5563 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5564 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5565 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5566 (REG_OK_FOR_BASE_P): Select one of the above.
5568 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5570 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5571 (crti.o): Prefix name of object file with $(T).
5574 2001-09-05 David S. Miller <davem@redhat.com>
5576 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5577 * config/sparc/linux64.h: Likewise.
5579 2001-09-05 Andreas Jaeger <aj@suse.de>
5581 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5582 available anymore, remove the documentation.
5583 (i386 Options): Fix typo, cleanup index entries.
5585 * prefix.c (concat): Remove, we can use the version from liberty.
5587 2001-09-05 Richard Henderson <rth@redhat.com>
5589 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5590 New functions split out of md file expanders.
5591 * config/alpha/alpha-protos.h: Declare them.
5592 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5594 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5596 * cppmacro.c (funlike_invocation_p): No need to restore context.
5598 2001-09-04 Richard Henderson <rth@redhat.com>
5600 * reload.c (push_reload): Export.
5601 * reload.h (push_reload): Declare it.
5603 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5604 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5605 * config/alpha/alpha.c (alpha_legitimize_address): New.
5606 (alpha_legitimize_reload_address): Likewise.
5607 * config/alpha/alpha-protos.h: Declare them.
5609 2001-09-04 Stan Shebs <shebs@apple.com>
5611 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5612 * config/darwin.c (machopic_stub_name): Account for internally
5613 generated lib calls such as memcpy.
5615 2001-09-04 Richard Henderson <rth@redhat.com>
5617 * unwind.h (_UA_END_OF_STACK): New flag.
5618 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5620 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5622 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5624 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5626 * config/mips/mips.c (save_restore_insns): Change base_offset to
5627 fp_offset in second call to mips_emit_frame_related_store.
5629 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5631 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5632 sometimes be represented as a NOTE of type
5633 NOTE_INSN_DELETED_LABEL.
5634 (Insns): Document NOTE_INSN_DELETED_LABEL.
5636 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5638 * c-common.h (tree_dump_index): Add more comments.
5639 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5640 (dump_option_value_info): New struct.
5641 (dump_options): New array.
5642 (dump_switch_p): Parse switch options symbolically.
5643 * doc/invoke.texi (-fdump-ast): Rename to ...
5644 (-fdump-tree): ... here. Document that options are symbolic, and
5645 not all are applicable.
5647 2001-09-04 David S. Miller <davem@redhat.com>
5649 * config/sparc/sparc.md (define_splits): Kill constraints.
5651 Cleanup redundant and unused insn attributes.
5652 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5653 binary, and move. Mark ialu as default.
5654 (commented out define_function_unit "alu"): Kill.
5655 (define_attr "use_clobbered"): Kill.
5656 (whole file): Kill address insn type references. Replace
5657 all unary/binary/move references with ialu.
5658 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
5659 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
5662 Simplify length insn attribute and make more judicious use
5663 of insn attribute defaulting.
5664 * config/sparc/sparc.md (all insns with length > one): Mark as
5665 insn type multi if real instructions, else use default if
5666 it is a forced splitter.
5667 (all insns with length == one): Use default insn length.
5668 (all insns of type ialu): Use default insn type.
5670 Fix erroneous insn attribute settings.
5671 (addx): Set insn type to misc.
5672 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
5673 const_umulsidi3_sp64): Set insn type to imul.
5675 Track SFmode vs DFmode insns according to UltraSPARC
5677 * config/sparc/sparc.md ("fptype"): New attribute, default
5679 (all DFmode single insns): Mark as fptype "double".
5681 2001-09-03 Jakub Jelinek <jakub@redhat.com>
5683 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
5685 2001-09-03 Richard Henderson <rth@redhat.com>
5687 * function.h (struct function): Add arg_pointer_save_area_init.
5688 * function.c (expand_function_end): Init arg_pointer_save_area.
5689 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
5690 when called from a nested function.
5692 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
5694 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
5697 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5699 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
5701 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
5703 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
5704 (emit_push_insn): Use specified padding direction when
5705 STACK_PUSH_CODE is POST_INC.
5707 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
5709 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5711 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
5713 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
5715 * cppinit.c (cpp_start_read): Free the imacros list as we
5716 traverse it. Don't free the chains before returning.
5717 (_cpp_push_next_buffer): Only try pushing buffers if we've
5718 completed -imacros handling.
5720 2001-08-31 Eric Christopher <echristo@redhat.com>
5722 * gcc.c (handle_braces): Add explaination for abort.
5724 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
5726 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
5727 move adjustment of bitpos instead.
5729 2001-08-31 Zack Weinberg <zack@codesourcery.com>
5731 * function.c: Remove all_functions. Make outer_function_chain
5733 (init_function_start): Don't add new function structure to
5735 (find_function_data, push_function_context_to,
5736 pop_function_context_from, put_var_into_stack,
5737 trampoline_address): Update for changed structure element names.
5738 (push_function_context_to): Disentangle.
5739 (free_after_compilation): Also free F.
5740 (expand_dummy_function_end): Don't free cfun here.
5741 (put_var_into_stack): Comment why we can't use find_function_data here.
5742 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
5743 (mark_function_chain): Split into maybe_mark_struct_function and
5744 ggc_mark_struct_function. Export the latter.
5745 (init_function_once): Mark from cfun and outer_function_chain;
5748 * function.h (struct function): Kill next_global. Rename next
5749 to outer. All users updated to match.
5750 (all_functions, outer_function_chain): Don't declare.
5752 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
5753 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
5754 don't touch f->inlinable, after calling rest_of_compilation.
5756 * tree.h: Forward-declare struct function. Prototype
5757 ggc_mark_struct_function.
5759 2001-08-31 Kazu Hirata <kazu@hxi.com>
5761 * config/h8300/h8300.md (*andorhi3): Fix typos.
5763 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5765 * calls.c (emit_library_call_value): Don't use a fixed
5766 argument after VA_CLOSE, i.e. out of scope in traditional C.
5768 * emit-rtl.c (gen_rtvec): Likewise.
5770 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5772 * Makefile.in (c-pragma.o): Depend on output.h.
5773 (reorg.o): Depend on except.h.
5775 * c-pragma.c: Include output.h.
5777 * reorg.c: Include except.h.
5779 * unwind-dw2.c: Call __builtin_alloca, not alloca.
5781 2001-08-31 Richard Henderson <rth@redhat.com>
5783 * sched-deps.c (add_dependence): Don't elide dependency if the
5784 conditional used by insn is modified in elem.
5786 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
5788 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5790 2001-08-31 Diego Novillo <dnovillo@redhat.com>
5792 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
5795 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5797 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5799 (stormy16_asm_out_constructor): New function.
5800 (TARGET_ASM_CONSTRUCTOR): Define.
5801 (TARGET_ASM_DESTRUCTOR): Define.
5803 2001-08-31 Andreas Jaeger <aj@suse.de>
5805 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5806 * loop.c (add_label_notes): Likewise.
5807 * reload.c (find_reloads): Likewise.
5808 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5810 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5812 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5813 code here. Take _Unwind_{W,Sw}ord*.
5814 (read_encoded_value_with_base): Use them.
5815 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5817 (extract_cie_info): Simplify read_?leb128 handling.
5818 (execute_stack_op, execute_cfa_program): Likewise.
5819 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5821 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5823 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5824 the frame pointer to pop the stack if convenient.
5826 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5827 Don't use post-increment before combine.
5828 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5829 a call-saved register.
5831 2001-08-31 Andreas Jaeger <aj@suse.de>
5833 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5836 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5838 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5839 not DIV/MOD, of course.
5841 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5843 * rtl.def: Undo my patch commited 2001-08-27.
5845 * genattrtab.c: Ditto.
5849 * sched-int.h: Ditto.
5851 * target-def.h: Ditto.
5855 * haifa-sched.c: Ditto.
5857 * sched-rgn.c: Ditto.
5859 * sched-vis.c: Ditto.
5861 * Makefile.in: Ditto.
5863 * doc/md.texi: Ditto.
5865 * doc/tm.texi: Ditto.
5867 * doc/contrib.texi: Ditto.
5869 * doc/gcc.texi: Ditto.
5871 * genattrtab.h: Remove it.
5873 * genautomata.c: Remove it.
5875 * genattr.c: Undo my patch and Richard Henderson's patch commited
5878 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5880 * config.gcc (h8300-*-elf*): New case.
5881 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5882 (SUBTARGET_CPP_SPEC): Define.
5883 (EXTRA_SPECS): Define.
5884 (SUBTARGET_EXTRA_SPECS): Define.
5885 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5886 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5888 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5890 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5891 (LIB2FUNCS_EXTRA): Define.
5892 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5893 config/h8300/fixunssfsi.c: New file.
5895 2001-08-30 Kazu Hirata <kazu@hxi.com>
5897 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5898 define_expand to accommodate target-specific attributes.
5899 (anonymous zero_extendqihi2 patterns): New.
5901 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5903 * h8300.md (*andorhi3): New pattern.
5905 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5907 * h8300.c (dosize): Fix test for "sub".
5909 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5911 * c-typeck.c (pointer_diff): Try to eliminate common term before
5914 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5916 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5917 Account for the saves of the FP registers.
5919 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5920 (TEXT_SECTION_ASM_OP): Define.
5921 (INIT_SECTION_ASM_OP): Define.
5922 (FINI_SECTION_ASM_OP): Define.
5923 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5924 (RDATA_SECTION_FUNCITON): Provide prototype.
5926 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5928 * reload1.c (move2add_note_store): Correct typo checking for
5931 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5933 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5934 note should not be considered outside the libcall block.
5936 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5938 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5940 2001-08-29 Kazu Hirata <kazu@hxi.com>
5942 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5944 2001-08-29 Kazu Hirata <kazu@hxi.com>
5946 * config/h8300/h8300-protos.h: Add a prototype for
5948 * config/h8300/h8300.c (emit_logical_op): New.
5949 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
5956 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5958 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
5959 comparison with rtx INTVAL.
5960 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
5962 * pa.h (FUNCTION_ARG_SIZE): Likewise.
5964 2001-08-29 Kazu Hirata <kazu@hxi.com>
5966 * config/h8300/lib1funcs.asm: Update the copyright. Fix
5969 2001-08-29 Kazu Hirata <kazu@hxi.com>
5971 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
5972 (reg n) to (mem (pre_dec (reg n))
5973 (anonymous movsi pattern): Likewise.
5975 2001-08-29 Kazu Hirata <kazu@hxi.com>
5977 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
5979 2001-08-29 Kazu Hirata <kazu@hxi.com>
5981 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
5982 several special constants.
5984 2001-08-29 Kazu Hirata <kazu@hxi.com>
5986 * config/h8300/lib1funcs.asm: Fix comment typos.
5988 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5990 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
5991 Fix format specifier warnings.
5993 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
5994 inet_makeaddr, semctl): Prototype.
5996 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
5997 (save_restore_insns): Use base_offset, not gp_offset.
5999 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6000 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6002 2001-08-29 Richard Henderson <rth@redhat.com>
6004 * bb-reorder.c (function_tail_eff_head): New.
6005 (record_effective_endpoints): Set it.
6006 (fixup_reorder_chain): Use it.
6008 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6010 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6012 2001-08-28 Dale Johannesen <dalej@apple.com>
6014 * config/darwin.c (machopic_function_base_name): Add const
6015 qualifier to a string.
6016 (darwin_encode_section_info): Ditto.
6018 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6020 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6021 function definition.
6023 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6025 * df.h (struct df): Add rts_order variable.
6027 * df.c (df_visit_next_rts): New function.
6028 (df_visit_next): Renamed to df_visit_next_rc
6029 (df_analyse_1): Allocate/compute/free rts_order as well.
6030 (df_rd_global_compute): Use df_visit_next_rc instead of
6032 (df_ru_global_compute): Use df_visit_next_rts instead of
6035 * flow.c (flow_reverse_top_sort_order_compute): New function.
6037 * basic-block.h: Add prototype.
6039 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6041 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6042 blocks, the BB_REACHABLE is now set, rather than aux being
6043 non-NULL. Update the test to reflect this.
6045 2001-08-28 Eric Christopher <echristo@redhat.com>
6047 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6048 config/mips/crti.asm: Ditto.
6050 2001-08-28 Eric Christopher <echristo@redhat.com>
6051 Richard Henderson <rth@redhat.com>
6053 * c-pragma.h (add_weak): Move prototype from here...
6054 * output.h (add_weak): ... to here.
6055 * varasm.c (add_weak): Fix typo.
6056 * config/mips/crti.asm: New file.
6057 * config/mips/crtn.asm: Ditto.
6058 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6059 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6060 (INVOKE__main): Ditto.
6061 (INIT_SECTION_ASM_OP): New.
6062 (FINI_SECTION_ASM_OP): Ditto.
6063 (STARTFILE_SPEC): Add crti.
6064 (ENDFILE_SPEC): Add crtn.
6065 * config/mips/elf64.h: Same.
6066 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6068 * config/mips/vxworks.h: Ditto.
6069 * config/mips/t-elf: Support crti and crtn.
6071 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6073 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6076 2001-08-28 Richard Henderson <rth@redhat.com>
6078 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6079 (one_cmplbi2 splitter): Remove redundant test.
6081 2001-08-28 Dale Johannesen <dalej@apple.com>
6083 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6085 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6087 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6089 2001-08-28 Stan Shebs <shebs@apple.com>
6091 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6092 (UNALIGNED_SHORT_ASM_OP): Define.
6093 (UNALIGNED_INT_ASM_OP): Define.
6095 2001-08-28 Will Cohen <wcohen@redhat.com>
6097 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6098 generation for first set.
6100 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6102 * flow.c (redirect_edge_succ_nodup): Return new edge.
6103 (try_simplify_condjump): Use new edge.
6104 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6106 * cse.c (cse_basic_block): Skip note instructions.
6108 2001-08-27 Richard Henderson <rth@redhat.com>
6110 * combine.c (combine_simplify_rtx): Don't reverse condition
6111 if there is no reverse for the condition.
6112 (simplify_comparison): Don't simplify subregs from INT to FP.
6114 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6115 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6116 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6117 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6118 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6119 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6121 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6123 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6124 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6126 (adddi_dilshr32, adddi_dishl32): Only data register can be
6127 source for mem destination.
6129 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6130 and use bitnum to decide about register move.
6132 2001-08-27 Richard Henderson <rth@redhat.com>
6134 * genattr.c (main): Emit state_t even when not doing scheduling.
6136 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6137 Richard Henderson <rth@redhat.com>
6139 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6140 (reg_avail_info, current_bb): ... these.
6141 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6142 (compute_hash_table): Likewise.
6144 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6146 * flow.c (verify_flow_info): Use checksums to verify edges.
6148 2001-08-27 Richard Henderson <rth@redhat.com>
6150 * genautomata.c (expand_automata): Always create a description.
6152 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6154 * optabs.c (expand_binop): Correctly handle the carry in multiword
6155 add/subtract operations.
6157 2001-08-27 Fred Fish <fnf@be.com>
6159 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6162 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6164 * reload.c (find_reloads_toplev): Back out this change:
6166 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6168 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6169 mem if the address is a mode_dependent_address_p.
6171 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6173 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6174 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6175 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6178 * genattr.c (main): New variable num_insn_reservations. Increase
6179 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6180 pipeline hazard recognizer interface.
6182 * genattrtab.h: New file.
6184 * genattrtab.c: Include genattrtab.h.
6185 (attr_printf, check_attr_test, make_internal_attr,
6186 make_numeric_value): Move protypes into genattrtab.h. Define them
6188 (num_dfa_decls): New global variable.
6189 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6190 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6191 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6192 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6194 * genautomata.c: New file.
6196 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6198 * sched-int.h: (curr_state): Add the external definition for
6199 automaton pipeline interface.
6200 (haifa_insn_data): Add comments for members blockage and units.
6202 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6203 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6204 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6205 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6206 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6207 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6208 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6210 (TARGET_SCHED): Use the new macros.
6212 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6213 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6214 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6215 dfa_bubble): New members in gcc_target.sched.
6217 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6218 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6219 (insn_queue): Redefine it as pointer to array.
6220 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6222 (max_insn_queue_index_macro_value): New variable.
6223 (curr_state, dfa_state_size, ready_try): New varaibles for
6224 automaton interface.
6225 (ready_element, ready_remove, max_issue): New function prototypes
6226 for automaton interface.
6227 (choose_ready): New function prototype.
6228 (insn_unit, blockage_range): Add comments.
6229 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6230 FUNCTION_UNITS_SIZE == 0.
6231 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6232 actual_hazard, potential_hazard): Add comments.
6233 (insn_cost): Use cost -1 as undefined value. Remove
6234 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6236 (ready_element, ready_remove): New functions for automaton
6238 (schedule_insn): Add new code for automaton pipeline interface.
6239 (queue_to_ready): Add new code for automaton pipeline interface.
6240 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6241 (debug_ready_list): Print newline when the queue is empty.
6242 (max_issue): New function for automaton pipeline interface.
6243 (choose_ready): New function.
6244 (schedule_block): Add new code for automaton pipeline interface.
6245 Print ready list before scheduling each insn.
6246 (sched_init): Add new code for automaton pipeline interface.
6247 Initiate insn cost by -1.
6248 (sched_finish): Free the current automaton state and finalize
6249 automaton pipeline interface.
6251 * sched-rgn.c: Include target.h.
6252 (init_ready_list, new_ready, debug_dependencies): Add new code for
6253 automaton pipeline interface.
6255 * sched-vis.c: Include target.h.
6256 (get_visual_tbl_length): Add code for automaton interface.
6257 (target_units, print_block_visualization): Add comments.
6259 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6260 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6261 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6262 (getruntime.o, genautomata.o): New entries.
6263 (genattrtab.o): Add new dependency file genattrtab.h.
6264 (genattrtab): Add new dependencies. Link it with `libm.a'.
6265 (getruntime.o, hashtab.o): New entries for canadian cross.
6267 * doc/md.texi: Description of automaton based model.
6269 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6271 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6272 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6273 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6274 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6275 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6276 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6277 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6279 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6280 MAX_DFA_ISSUE_RATE): New macro descriptions.
6282 * doc/contrib.texi: Add dfa based scheduler contribution.
6284 * doc/gcc.texi: Add more information about genattrtab.
6286 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6288 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6291 2001-08-27 Richard Henderson <rth@redhat.com>
6293 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6294 (get_arg_pointer_save_area): New. Create an init it here.
6295 (fix_lexical_addr): Use it.
6296 * function.h: Declare it.
6297 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6298 * stmt.c (expand_nl_goto_receiver): Use it.
6300 2001-08-27 Richard Henderson <rth@redhat.com>
6302 * final.c (final_scan_insn): Don't enter APP_ON mode for
6305 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6306 alignment for assemble_integer for DW_EH_PE_aligned.
6307 * except.c (output_function_exception_table): Likewise.
6309 2001-08-26 Andreas Jaeger <aj@suse.de>
6311 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6313 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6315 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6317 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6319 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6321 (mask64_operand): Likewise.
6322 (rldic_operand): Delete.
6323 (includes_lshift64_p): Delete.
6324 (includes_rldic_lshift_p): New function.
6325 (includes_rldicr_lshift_p): New function.
6326 (print_operand): Don't call rldic_operand in case 'W'.
6327 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6328 (includes_lshift64_p): Remove.
6329 (includes_rldic_lshift_p): Declare.
6330 (includes_rldicr_lshift_p): Declare.
6331 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6332 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6333 Replace match_operand rldic_operand predicate with
6334 const_int_operand. Replace includes_lshift64_p condition with
6335 includes_rldic_lshift_p.
6336 <ashldi3_internal 64 bit rldicr patterns>: New.
6338 2001-08-27 Andreas Jaeger <aj@suse.de>
6340 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6341 * errors.c: Likewise.
6342 * final.c: Likewise.
6343 * dwarf2asm.c: Likewise.
6344 * doprint.c (checkit): Likewise.
6345 * diagnostic.c: Likewise.
6346 * collect2.c: Likewise.
6347 * calls.c: Likewise.
6348 * c-semantics.c (build_stmt): Likewise.
6349 * c-format.c (status_warning): Likewise.
6350 * c-errors.c (pedwarn_c99): Likewise.
6351 * builtins.c (validate_arglist): Likewise.
6352 * config/pj/pj.c (pj_printf): Likewise.
6353 * fix-header.c: Likewise.
6355 * gcov.c (fnotice): Likewise.
6356 * gensupport.c (message_with_line): Likewise.
6357 * mips-tfile.c: Likewise.
6358 * protoize.c (notice): Likewise.
6359 * read-rtl.c (fatal_with_file_and_line): Likewise.
6360 * rtl-error.c: Likewise.
6361 * tradcpp.c: Likewise.
6363 * cp/tree.c (build_min_nt): Likewise.
6364 (build_min): Likewise.
6365 * cp/lex.c: Likewise.
6366 * cp/errfn.c: Likewise.
6367 * cp/rtti.c (create_pseudo_type_info): Likewise.
6369 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6371 * df.c (df_uses_record): Return after recording all uses
6374 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6376 * df.c (df_insn_modify): Realloc the INSN table here, if
6377 necessary, here, too.
6379 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6381 * config/mips/mips.c (mips_function_value): Handle complex return
6384 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6386 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6388 * reload.c (make_memloc): Copy result if it is still
6389 reg_equiv_memory_loc[regno] on return.
6390 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6391 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6392 reg_equiv_mem are modified by the substitutions.
6394 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6396 * predict.c (expensive_function_p): New.
6397 * rtl.h (expensive_function_p): Declare.
6398 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6399 (use_fast_prologue_epilogue): New static variable.
6400 (expand_prologue): Set it; emit short prologues if unset.
6401 (expand_epilogue): Likewise.
6403 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6405 * config.gcc: Add stormy16-*-elf case.
6406 * config/stormy16/stormy-abi: New file.
6407 * config/stormy16/stormy16-lib2.c: New file.
6408 * config/stormy16/stormy16-protos.h: New file.
6409 * config/stormy16/stormy16.c: New file.
6410 * config/stormy16/stormy16.h: New file.
6411 * config/stormy16/stormy16.md: New file.
6412 * config/stormy16/t-stormy16: New file.
6414 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6416 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6418 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6420 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6421 descriptor members are pointer size, not constant 4.
6422 * config/rs6000/rs6000.md (define_splits): Remove more unused
6425 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6427 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6429 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6431 * cp/rtti.c (VPARAMS): Fix parameter.
6433 2001-08-24 Zack Weinberg <zackw@panix.com>
6435 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6437 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6439 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6440 in if controlling use of insv.
6441 (extract_bit_field): Likewise, for extv and extzv.
6443 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6445 * i386.md (movcc peep2): Fix load of 0.
6447 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6449 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6450 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6452 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6454 * c-pragma.h: Move weak_syms and weak_decls...
6455 * varasm.c: ...here. Now static.
6456 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6457 depend on HANDLE_PRAGMA_WEAK.
6459 * c-common.c (c_alignof, c_alignof_expr): Move here...
6460 * c-typeck.c: ...from here.
6461 * c-tree.h, c-common.h: Adjust.
6463 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6465 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6466 instead of incrementing it.
6468 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6469 asm ready, don't try to move them all into the same array element.
6471 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6473 * function.c (thread_prologue_and_epilogue_insns): Avoid
6474 fallthru flag on edge to exit.
6476 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6478 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6481 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6483 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6484 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6485 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6488 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6490 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6491 replace "GNU CC" with "GCC".
6493 2001-08-23 Richard Henderson <rth@redhat.com>
6495 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6496 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6497 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6498 Need GR between FR and not GR_AND_FR.
6499 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6500 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6501 AR regs before GR regs.
6502 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6503 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6504 (REGISTER_MOVE_COST): Update.
6505 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6507 2001-08-23 Richard Henderson <rth@redhat.com>
6509 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6512 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6514 * reload1.c (emit_reload_insns): Don't look for notes
6515 on a NULL store_insn.
6517 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6519 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6520 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6521 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6522 format specifier warnings.
6523 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6525 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6527 * config/i386/i386-protos.h: Correct declaration of
6528 i386_pe_asm_named_section.
6530 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6532 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6534 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6536 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6538 * cpperror.c (print_location): Don't show _Pragma.
6539 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6540 and file change callback generation here.
6541 (stack_include_file): Update use of cpp_push_buffer.
6542 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6543 (struct cpp_buffer): Remove type, pfile members.
6544 * cppinit.c (cpp_handle_option): Use free_chain.
6545 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6546 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6547 a cpp_reader rather than a cpp_buffer.
6548 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6549 skip_line_comment, parse_string, lex_percent, lex_dot,
6550 _cpp_lex_token): Update accordingly.
6551 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6553 (cpp_push_buffer): Update prototype.
6554 (run_directive): Update use of cpp_push_buffer.
6555 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6556 handle_assertion): Update use of run_directive.
6557 * cpplib.h (enum cpp_buffer_type): Remove.
6558 (cpp_push_buffer): Update prototype.
6559 * fix-header.c (read_scan_file): Update.
6561 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6563 * gcc.c (struct prefix_list): Change prefix to const char *.
6565 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6567 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6569 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6571 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6574 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6577 * ifcvt.c (dead_or_predicable): Adjust.
6578 * loop.c (find_and_verify_loops): Adjust.
6579 * stmt.c (expand_end_case): Adjust.
6580 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6581 head and end insn pointers in the basic block, not just local copies.
6582 (merge_blocks_move_predecessor_nojumps): Likewise.
6584 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6586 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6587 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6588 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6589 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6590 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6591 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6592 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6593 conditions.h, config.gcc, configure.frag, configure.in,
6594 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6595 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6596 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6597 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6598 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6599 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6600 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6601 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6602 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6603 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6604 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6605 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6606 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6607 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6608 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6609 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6610 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6611 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6612 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6613 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6614 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6615 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6616 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6617 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6618 params.h, predict.c, predict.def, predict.h, prefix.c,
6619 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6620 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6621 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6622 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6623 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6624 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6625 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6626 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6627 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6628 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6629 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6630 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6631 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6632 xcoffout.h: replace "GNU CC" with "GCC".
6634 2001-08-21 Richard Henderson <rth@redhat.com>
6636 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6637 (final_scan_insn): Consider jump tables data even if we have no
6638 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6640 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6641 (ASM_OUTPUT_CASE_END): Remove.
6642 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6643 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6644 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6646 2001-08-21 Richard Henderson <rth@redhat.com>
6648 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6649 at barrier insns. Emit stop bits before barriers.
6651 * flow.c (flow_find_cross_jump): Don't consider unconditional
6652 return insns for commoning.
6654 * final.c (compute_alignments): Fix typo.
6656 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6657 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
6658 (store_bit_field): Use mode_for_extraction more places.
6659 (extract_bit_field): Likewise.
6661 2001-08-21 Zack Weinberg <zackw@panix.com>
6663 * caller-save.c: Don't include insn-codes.h.
6664 (reg_save_code, reg_restore_code): Make arrays of int.
6665 All uses updated to match.
6666 (insert_save, insert_restore): No need to initialize "code"
6667 variable upon declaration.
6668 * Makefile.in: update dependencies; fix typo in clean rule.
6670 2001-08-21 Richard Henderson <rth@redhat.com>
6672 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
6673 (merge_if_block): Handle fallout from same.
6675 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6677 * builtins.c (type_to_class): Fix typo in last change.
6679 2001-08-21 Richard Henderson <rth@redhat.com>
6681 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
6682 ia64_asm_output_label.
6684 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
6685 copy of gp while the real gp register contains garbage.
6687 2001-08-21 Zack Weinberg <zackw@panix.com>
6689 * expmed.c (mode_for_extraction): New function.
6690 (store_bit_field, extract_bit_field): Use it.
6691 * expr.h: Prototype it and provide an enum for its first argument.
6693 * combine.c, function.c, recog.c: Don't include insn-codes.h.
6694 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
6695 and digging through the insn_data tables.
6696 * Makefile.in: Update dependencies.
6698 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6700 * cppfiles.c (stack_include_file): line-map.c now handles include
6702 (handle_missing_handler): Similarly.
6703 (_cpp_execute_include): Similarly.
6704 (_cpp_pop_file_buffer): Similarly.
6705 * cpphash.h (struct cpp_reader): Remove system_include_depth,
6706 buffer_stack_depth and include_depth.
6707 * cpplib.c (do_include_common): line-map.c now handles include depth.
6708 (cpp_push_buffer): Similarly.
6709 (_cpp_pop_buffer): Similarly.
6710 * cppmacro.c (builtin_macro): Update.
6711 * line-map.c (init_line_maps): Set depth.
6712 (add_line_map): Increment "used" earlier. Update and use the
6714 (trace_include): Use the include depth.
6715 * line-map.h (struct line_maps): New member depth.
6717 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6719 * cppfiles.c (stack_include_file): Don't handle -H here.
6720 * cppinit.c (cpp_start_read): Set include tracing after
6721 cpp_post_options and after stacking the main file.
6722 * line-map.c (trace_include): New.
6723 (init_line_maps, add_line_map): Update.
6724 * line-map.h (struct line_maps): New member trace_includes.
6726 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6728 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
6729 * cppfiles.c (stack_include_file): Only stack a file if there
6730 is something to do. Return a boolean indicating whether a
6731 buffer was stacked or not.
6732 (_cpp_execute_include): Similarly.
6733 (_cpp_read_file): Similarly.
6734 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
6736 2001-08-21 Sam Steingold <sds@gnu.org>
6738 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
6739 (RECACHE): keep obufp_before_macroname up to date
6741 2001-08-21 Zack Weinberg <zackw@panix.com>
6743 * stmt.c: Don't include insn-codes.h.
6744 (expand_end_case): Machine specific logic moved to expr.c.
6745 No need to worry about __builtin_classify_type.
6746 (check_for_full_enumeration_handling, emit_case_nodes):
6749 * builtins.o (expand_builtin_classify_type): Split up so code
6750 can be shared with fold_builtin_classify_type.
6751 (type_to_class, fold_builtin_classify_type): New functions.
6752 (fold_builtins): Handle __builtin_classify_type.
6754 * expr.c (do_tablejump): Now static.
6755 (case_values_threshold, try_casesi, try_tablejump): New;
6756 code mostly from stmt.c (expand_end_case).
6757 (expr.h): Update prototypes.
6759 * Makefile.in (stmt.o): Update dependencies.
6761 2001-08-21 Will Cohen <wcohen@redhat.com>
6763 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
6764 declaration of variable i.
6765 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
6766 declaration of variable i.
6768 2001-08-21 Richard Henderson <rth@redhat.com>
6770 * crtstuff.c: Fix thinko last change. Move list tails to start
6771 of CRT_END section. Tidy ifdefs.
6772 (__EH_FRAME_BEGIN__): Always static for ELF.
6773 (__do_global_ctors_1): Rename from __frame_dummy.
6774 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
6775 name change; don't hide __EH_FRAME_BEGIN__.
6777 2001-08-21 Richard Henderson <rth@redhat.com>
6779 * gdbinit.in: Move break on exit after break on fancy_abort.
6781 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
6784 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6786 * cpphash.h (_cpp_push_next_buffer): New.
6787 * cppinit.c (do_includes): Remove.
6788 (push_include, free_chain, _cpp_push_next_buffer): New.
6789 (cpp_start_read): Use them to rework command line option handling.
6790 (cpp_handle_option): Combine handling of -include and -imacros.
6791 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
6792 appropriate. Always insert missing \n at EOF.
6793 * cpplib.c (start_directive): Get the directive position right.
6794 * cppmain.c (cb_file_change): Always print the first line, unless
6797 2001-08-20 Andreas Jaeger <aj@suse.de>
6799 * profile.c (compute_branch_probabilities): Remove extra new-line
6801 * flow.c (verify_flow_info): Likewise.
6803 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6805 * basic-block.h (basic_block): Add new field 'flags'.
6806 (BB_REACHABLE): Define.
6807 (expunge_block): Declare.
6808 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6809 (EXIT_BLOCK_PTR): Ditto.
6810 (expunge_block): Remove static declaration.
6811 (cleanup_cfg): Clear bb->aux on every basic block.
6812 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6813 computing reachability.
6814 (delete_unreachable_blocks): Delete block b if b->flags has
6817 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6819 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6821 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6823 * sparc.c (sparc_variable_issue): Fix typo in last change.
6825 2001-08-20 Richard Henderson <rth@redhat.com>
6827 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6829 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6831 * pa.h (RETURN_IN_MEMORY): Improve comment.
6833 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6835 * doc/invoke.texi (Profiling options): Clarify the interactions
6836 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6838 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6840 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6843 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6845 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6848 2001-08-20 Richard Henderson <rth@redhat.com>
6850 * final.c (end_final): Fix typo last change.
6852 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6854 * cppinit.c (init_standard_includes): The returned buffer
6855 is already malloc-ed.
6856 * gcc.c (add_prefix): Similarly.
6857 * prefix.c (translate_name): Update to support clear buffer
6859 (update_path): Similarly. Be sure to free any newly allocated
6860 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6862 * prefix.h (update_path): Update prototype and document.
6863 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6864 up and update to new buffer ownership rules.
6865 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6867 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6869 * final.c (compute_alignments): New function.
6870 (init_insn_lengths): Do not care label_align.
6871 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6872 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6873 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6874 (shorted_branches): Realloc label_align array; do
6875 not call init_insn_lengths; Do not care about loop alignments.
6876 * output.h (compute_alignments): Declare.
6877 * toplev.c (rest_of_compilation): Call compute_alignments.
6878 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6880 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6881 change visited to tovisit.
6882 (propagate_freq): Use faster traversing algorithm.
6883 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6884 to tovisit; reverse meaning.
6886 * predict.c (struct block_info_def): Remove nvisited.
6887 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6888 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6890 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6892 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6893 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6894 (TARGET_FUSED_MADD): New.
6895 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6896 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6897 the multiply-add instructions.
6899 2001-08-19 Richard Henderson <rth@redhat.com>
6901 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6902 is aligned to pointer size.
6904 2001-08-19 Richard Henderson <rth@redhat.com>
6906 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6907 display markers during final schedule.
6909 2001-08-19 Richard Henderson <rth@redhat.com>
6911 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6913 2001-08-19 Richard Henderson <rth@redhat.com>
6915 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6917 (ASM_NAME_TO_STRING): Remove.
6918 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6919 in the same string. Remove support for expressions.
6921 2001-08-19 Richard Henderson <rth@redhat.com>
6923 * config/i386/i386.md (tablejump): Make an expander; handle
6924 pic relative addressing here.
6925 (tablejump_1): Rename from tablejump_pic.
6928 2001-08-19 Richard Henderson <rth@redhat.com>
6930 * regclass.c (fix_register): Fix typo.
6932 2001-08-18 Richard Henderson <rth@redhat.com>
6934 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6935 (struct _Unwind_Context): Expand br_loc to hold it.
6936 (uw_frame_state_for): Handle leaf functions better.
6937 (uw_update_reg_address): Update for br_loc change.
6939 2001-08-18 Richard Henderson <rth@redhat.com>
6941 * crtstuff.c: Move list heads before code that uses them.
6942 (__JCR_LIST__): Remove initial null.
6943 (frame_dummy, __frame_dummy): Do java registration here ...
6944 (__do_global_ctors_aux): ... not here.
6946 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6947 (__do_global_dtors_aux): Update to match.
6948 (__JCR_LIST__, __do_jv_register_classes): New.
6950 * config/ia64/crtend.asm (__JCR_END__): New.
6951 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
6952 instead of an indirect LTOFF22 reloc.
6954 2001-08-18 Richard Henderson <rth@redhat.com>
6956 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
6957 * regclass.c (init_reg_sets_1): Fix typo.
6958 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
6959 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
6960 (ia64_compute_frame_size): Make ar.unat live when in use.
6961 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
6962 for ar.pfs; remove ar.unat handling.
6963 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
6965 (PREDICATE_CODES): Add ar_pfs_reg_operand.
6966 * config/ia64/ia64-protos.h: Update decls.
6967 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
6968 (sibcall_pic): Likewise.
6970 2001-08-18 Richard Henderson <rth@redhat.com>
6972 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
6973 pred_rel_mutex when searching for insn_group_barrier.
6974 * config/ia64/ia64.md (cycle_display): Combine the expander
6977 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
6978 bit before asm as needed.
6980 2001-08-18 Richard Henderson <rth@redhat.com>
6982 * timevar.def (TV_MACH_DEP): New.
6983 * toplev.c (rest_of_compilation): Use it.
6984 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
6986 2001-08-18 Zack Weinberg <zackw@panix.com>
6988 * unwind-dw2.c (execute_stack_op): Add default aborts to
6989 the inner switches to prevent warnings.
6991 2001-08-18 Richard Henderson <rth@redhat.com>
6993 * timevar.h (struct timevar_time_def): Change element type to float.
6994 (ticks_to_msec, clocks_to_msec): Likewise.
6995 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
6996 (get_time): Likewise.
6997 (timevar_print): Adjust zero check and printing to match.
6999 2001-08-18 Zack Weinberg <zackw@panix.com>
7001 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7002 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7003 Eliminate overfull or underfull hboxes.
7005 2001-08-18 Zack Weinberg <zackw@panix.com>
7007 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7009 2001-08-18 Zack Weinberg <zackw@panix.com>
7011 * haifa-sched.c: Convert to target hooks. Macros replaced
7012 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7013 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7014 MD_SCHED_FINISH, and HAVE_cycle_display.
7015 * target-def.h (TARGET_SCHED_ADJUST_COST,
7016 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7017 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7018 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7019 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7020 New hook #defines to be overridden.
7021 (TARGET_SCHED): Bring them all together.
7022 (TARGET_INITIALIZER): Update.
7023 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7024 instead of 'struct rtx_def *' throughout.
7025 (struct sched): New set of hooks for the scheduler.
7026 * Makefile.in (haifa-sched.o): Depend on target.h.
7027 * doc/tm.texi: Document the new scheduler hooks, together in
7028 their own section, instead of scattered around.
7029 Fix a bunch of underfull/overfull hboxes.
7031 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7032 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7033 sparc.h: Don't define any of the old scheduler macros.
7035 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7036 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7037 sparc.c: Create hook functions from code extracted from
7038 corresponding target header, or make existing hooks static, as
7039 appropriate. Set the appropriate entries in targetm.
7041 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7042 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7043 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7044 Remove prototypes for functions which are now static.
7046 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7047 related gunk; the Haifa scheduler is now the only choice.
7049 2001-08-18 Zack Weinberg <zackw@panix.com>
7051 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7052 * genopinit.c: Put floating point divide insns in sdiv_optab.
7053 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7054 * config/gofast.h, config/c4x/c4x.h,
7055 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7056 config/pa/long_double.h, config/rs6000/sysv4.h,
7057 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7058 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7059 (init_optabs): Use init_optabv for overflow-trapping optabs.
7060 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7061 cmp_optab RTX codes so have_insn_for can find them.
7063 * optabs.c (expand_simple_binop, expand_simple_unop,
7064 have_insn_for, gen_sub3_insn): New interfaces.
7065 * expr.h: Prototype new functions.
7066 (enum optab_methods): Move here from optabs.h.
7068 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7069 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7070 Use new functions instead of working directly with optabs.
7071 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7072 unroll.c: Don't include optabs.h.
7073 * caller-save.c, combine.c, function.c, stmt.c: Just include
7074 insn-codes.h, not optabs.h.
7075 * Makefile.in: Update dependencies.
7077 * combine.c (make_compound_operation, simplify_comparison):
7078 Fix typos testing for this or that instruction.
7080 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7082 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7083 generating libgcc.a.
7085 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7087 * except.c (TYPE_HASH): Delete.
7089 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7092 * tree.c (TYPE_HASH): Delete.
7094 * tree.h (TYPE_HASH): Define.
7096 2001-08-18 Graham Stott <grahams@redhat.com>
7098 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7100 (adddi3_internal_2+2): Likewise.
7101 (eh_set_lr_di+1): Likewise.
7103 2001-08-17 Richard Henderson <rth@redhat.com>
7105 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7106 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7107 * dwarf2asm.c: ... here.
7108 * dwarfout.c: Remove them.
7110 * varasm.c (assemble_integer): Add align parameter.
7111 (assemble_real, output_constant, output_constructor): Likewise.
7112 * output.h: Update decls.
7113 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7114 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7115 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7116 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7117 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7120 * final.c (end_final): Abort profile block generation if we
7121 havn't layed it out properly.
7122 * output.h (assemble_eh_integer): Remove stale decl.
7123 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7125 (assemble_integer): Handle unaligned data.
7126 (assemble_real): Abort on unaligned data.
7127 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7129 (default_dtor_section_asm_out_destructor): Use assemble_align.
7130 (default_named_section_asm_out_constructor): Likewise.
7131 (default_ctor_section_asm_out_constructor): Likewise.
7132 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7133 (machopic_asm_out_destructor): Likewise.
7134 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7135 (nextstep_asm_out_destructor): Likewise.
7136 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7137 (vms_asm_out_destructor): Likewise.
7139 2001-08-17 Richard Henderson <rth@redhat.com>
7141 * config/mips/iris6.h (TARGET_IRIX6): New.
7142 (current_section_name, current_section_flags): New.
7143 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7144 (MAX_OFILE_ALIGNMENT): New.
7145 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7146 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7147 (copy_file_data): Split out from
7148 (mips_asm_file_end): ... here.
7149 (mips_asm_file_start): Remove extra .section directive. Use
7150 tmpfile instead of mips_make_temp_file.
7151 (mips_unique_section): Use const char * as needed for warnings.
7152 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7153 re-add align parameter.
7154 (iris6_asm_named_section): New.
7155 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7156 (iris6_asm_output_align, iris6_section_align_1): New.
7157 (iris6_asm_file_start, iris6_asm_file_end): New.
7158 * config/mips/mips-protos.h: Update decls.
7160 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7162 * doc/install.texi (Install GCC): Add links to build status pages.
7164 (Final install): Ditto; request updates for specific info
7166 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7168 * cpperror.c (print_location): Don't take a file name; use the
7170 (_cpp_begin_message): Similarly.
7171 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7172 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7173 (cpp_pedwarn_with_file_and_line): Remove.
7174 * cppfiles.c (stack_include_file): Update; set filename to stdin
7175 here when appropriate.
7176 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7177 (_cpp_begin_message): Don't take a file name.
7178 * cppinit.c: Add comment.
7179 * cpplex.c: Fix end-of-directive indicator.
7180 * cpplib.c: Don't include intl.h.
7181 (run_directive, do_diagnostic): Update.
7182 (do_line): Update to not use nominal_fname.
7183 (cpp_push_buffer): Don't take a filename.
7184 * cpplib.h (struct ht): Remove.
7185 (cpp_push_buffer): Don't take a filename.
7186 (cpp_pedwarn_with_file_and_line): Remove.
7187 * cppmacro.c (struct cpp_macro): Remove file.
7188 (builtin_macro): Update.
7189 (_cpp_create_definition): Update.
7190 * cppmain.c: Correct comment.
7191 * fix-header.c (read_scan_file): Update.
7193 2001-08-17 Kazu Hirata <kazu@hxi.com>
7195 * sbitmap.c: Fix comment formatting.
7196 * sched-deps.c: Likewise.
7197 * sibcall.c: Likewise.
7198 * simplify-rtx.c: Likewise.
7200 * ssa-ccp.c: Likewise.
7201 * stor-layout.c: Likewise.
7202 * timevar.c: Likewise.
7203 * toplev.c: Likewise.
7204 * unwind-dw2.c: Likewise.
7205 * unwind-dw2-fde.c: Likewise.
7206 * varasm.c: Likewise.
7208 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7210 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7211 or larger than an integer in memory.
7213 2001-08-17 Zack Weinberg <zackw@panix.com>
7215 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7216 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7217 * rtl.h: Don't forward-declare union tree_node here. Don't
7218 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7219 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7220 and tree respectively.
7221 * tree.h: Don't forward-declare struct rtx_def here. Don't
7222 typedef tree here. Change all uses of struct rtx_def *,
7223 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7224 and tree respectively.
7226 2001-08-17 Richard Henderson <rth@redhat.com>
7228 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7229 config/mips/openbsd.h: Fix typos last change.
7231 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7233 * doc/invoke.texi (Optimize Options): The default for
7234 -finline-limit is 600.
7236 2001-08-17 Richard Henderson <rth@redhat.com>
7238 * varasm.c (text_section): Allow TEXT_SECTION to override the
7239 printing of TEXT_SECTION_ASM_OP.
7240 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7241 (DATA_SECTION, BSS_SECTION): Remove.
7242 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7243 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7244 Rename from s/_NAME//.
7245 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7246 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7247 (TEXT_SECTION): ... here. New.
7248 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7249 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7250 * config/mips/openbsd.h: Likewise.
7251 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7252 (mips_asm_file_end): Likewise test.
7253 (mips_output_function_epilogue): Likewise. Switch back to data
7254 section after emitting the function.
7256 * doc/tm.texi (Sections): Document TEXT_SECTION.
7258 2001-08-17 Richard Henderson <rth@redhat.com>
7260 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7261 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7263 2001-08-17 Richard Henderson <rth@redhat.com>
7265 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7266 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7267 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7268 Add aligned attribute.
7270 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7272 * config/sh/sh.md: Add modes to unspecs in first insn to match
7273 those in the second.
7275 * Makefile.in: Fix collect2 copy for Cygwin.
7277 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7279 Install the proper patch.
7280 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7281 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7282 (expand_function_start): Likewise.
7283 * stmt.c (expand_decl): Likewise.
7284 * varasm.c (make_decl_rtx): Likewise.
7286 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7288 * final.c: Undo my previous accidental checkin.
7289 * output.h: Likewise.
7290 * tm.texi: Likewise.
7292 2001-08-16 Richard Henderson <rth@redhat.com>
7294 * varasm.c (named_section_flags): Remove align parameter.
7295 * varasm.c, dwarf2out.c: Update all callers.
7296 * output.h: Update prototypes.
7298 * target.h (target.asm_out.named_section): Remove align parameter.
7299 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7300 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7301 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7302 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7303 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7305 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7306 (get_named_section_flags, set_named_section_flags): New.
7307 (named_section_flags): Use them.
7308 (named_section): Do decl vs section flags check here...
7309 (default_section_type_flags): ... not here.
7310 (init_varasm_once): Create in_named_htab.
7311 (resolve_unique_section): Mark reloc unused.
7313 2001-08-16 Richard Henderson <rth@redhat.com>
7315 * varasm.c (force_const_mem): Keep pool alignment in bits.
7316 (output_constant_pool): Use assemble_align.
7318 2001-08-16 Zack Weinberg <zackw@panix.com>
7320 * doc/tm.texi: Remove extra @table command.
7322 2001-08-16 Zack Weinberg <zackw@panix.com>
7324 * final.c (shorten_branches): Clear the end of the label_align
7325 array only if we made it larger. Break up messy expressions
7328 * diagnostic.c (internal_error): Check for error recursion
7329 before doing ICE suppression.
7331 * timevar.c: Timing variables now count in milliseconds.
7332 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7333 (get_time): Not here.
7334 (timevar_print): Don't print any timer whose user, cpu, and
7335 wall times are all zero as displayed.
7336 * timevar.h: Update comment aboout units. Make timevar
7339 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7341 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7342 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7343 (expand_function_start): Likewise.
7344 * stmt.c (expand_decl): Likewise.
7345 * varasm.c (make_decl_rtx): Likewise.
7347 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7349 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7350 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7352 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7354 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7357 2001-08-16 Andreas Jaeger <aj@suse.de>
7359 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7362 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7364 * rtl.h (only_sets_cc0_p): New prototype.
7365 * jump.c (sets_cc0_p): Handle INSN.
7366 (only_sets_cc0_p): New function.
7367 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7368 (tidy_fallthru_edge): Likewise.
7369 * integrate.c (copy_insn_list): Likewise.
7370 * unroll.c (unroll_loop): Likewise.
7371 (copy_loop_body): Likewise.
7373 2001-08-15 Jason Eckhardt <jle@redhat.com>
7375 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7377 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7379 * predict.c (struct block_info_def): Remove nvisited.
7380 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7381 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7383 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7384 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7387 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7389 * predict.def: Update hitrates.
7391 2001-08-15 Richard Henderson <rth@redhat.com>
7393 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7395 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7397 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7398 note from its associated jump.
7400 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7402 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7403 also on 64-bit s390x targets.
7405 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7407 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7409 (arm_expand_prologue): Handled nested functions which take a
7410 variable argument list.
7411 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7412 macro with an invocation of
7413 arm_compute_initial_elimination_offset.
7414 * config/arm/arm-protos.h: Prototype
7415 arm_compute_initial_elimination_offset.
7417 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7419 * doc/install.texi (Specific, avr): Fix markup.
7420 (Specific, c4x): Ditto.
7422 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7424 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7426 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7428 * Makefile.in (OBJS): Add rtl-error.o
7429 (rtl-error.o): New rule.
7430 (diagnostic.o): Adjust dependency.
7431 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7432 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7433 warning_for_asm): Move to...
7434 rtl-error.c: ...here. New file.
7436 2001-08-14 Richard Henderson <rth@redhat.com>
7438 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7439 if USING_SJLJ_EXCEPTIONS.
7441 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7443 * tlink.c (scan_linker_output): Check string for unsatisfied in
7444 addition to undefined and unresolved.
7446 2001-08-14 Graham Stott <grahams@redhat.com>
7448 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7449 EH_FRAME_SECTION_NAME.
7451 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7453 * genattrtab.c (simplify_test_exp_in_temp): New function.
7454 (simplify_test_exp): Avoid explicit use of temporary obstack.
7455 (simplify_cond, insert_right_side, evaluate_eq_attr,
7456 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7457 Use simplify_test_exp_in_temp.
7458 (optimize_attrs): Iterate until expression stabilizes.
7460 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7462 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7463 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7465 2001-08-13 Richard Henderson <rth@redhat.com>
7467 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7468 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7469 * config/arm/conix-elf.h: Likewise.
7471 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7473 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7475 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7477 * gcse.c (hash_scan_set): Expressions that are set as part of
7478 jump instructions are not available.
7480 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7482 * config/s390/s390.c (print_operand, s390_function_prologue,
7483 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7485 2001-08-13 Richard Henderson <rth@redhat.com>
7487 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7488 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7489 * doc/tm.texi (Exception Region Output): Document it.
7491 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7493 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7494 DWARF2 instead of stabs by default.
7496 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7498 * config/rs6000/rs6000.c: Include optabs.h.
7500 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7502 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7503 save/restore routines.
7504 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7506 2001-08-13 Andreas Jaeger <aj@suse.de>
7508 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7509 the english is correct.
7511 2001-08-13 Zack Weinberg <zackw@panix.com>
7513 * expr.h: Split out optab- and libfunc-related code to...
7514 * optabs.h, libfuncs.h: ... these new headers.
7516 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7518 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7520 * mkconfig.sh: Don't include insn-codes.h from config.h.
7522 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7523 enum insn_code is available. Move reload_in_optab and
7524 reload_out_optab array declarations to optabs.h.
7525 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7526 there, prototype in expr.h.
7527 * gencodes.c: Cleanup: zap global variables, don't use
7528 printf where puts will do, don't bother defining MAX_INSN_CODE
7529 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7531 * genemit.c, genopinit.c: Include optabs.h in generated file.
7532 * genoutput.c: Include insn-codes.h in generated file.
7533 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7534 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7535 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7536 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7537 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7538 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7540 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7541 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7542 config/m88k/m88k.c, config/sparc/sparc.c:
7544 * reload.c: Include expr.h and optabs.h before reload.h.
7545 * config/alpha/alpha.c: Include tree.h before reload.h.
7546 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7547 and reload.h in that order.
7548 * config/sparc/sparc.c: Include debug.h.
7549 * recog.c: Include insn-codes.h.
7551 2001-08-13 Andreas Jaeger <aj@suse.de>
7553 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7556 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7558 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7559 * gcc.c (init_spec): Fix typo in comment.
7560 * varasm.c (data_section): Fix typo in comment.
7562 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7564 * predict.c (dump_prediction): New argument "USED".
7565 (combine_predictions_for_insn): Determine the used heuristics,
7566 output the case no heuristic applied.
7567 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7569 2001-08-13 Andreas Jaeger <aj@suse.de>
7571 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7574 2001-08-13 Kazu Hirata <kazu@hxi.com>
7576 * jump.c: Fix formatting.
7578 2001-08-13 Kazu Hirata <kazu@hxi.com>
7580 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7583 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7585 * loop.c (check_dbra_loop): Use condjump_label to compute
7588 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7589 to better document the files they're in.
7591 2001-08-12 Zack Weinberg <zackw@panix.com>
7593 * recog.h (struct insn_operand_data): Shrink 'mode' field
7596 2001-08-12 Kazu Hirata <kazu@hxi.com>
7598 * gcc.c: Fix comment formatting.
7599 * gccspec.c: Likewise.
7602 * genemit.c: Likewise.
7603 * gengenrtl.c: Likewise.
7604 * genrecog.c: Likewise.
7605 * gensupport.c: Likewise.
7606 * ggc-page.c: Likewise.
7607 * global.c: Likewise.
7608 * graph.c: Likewise.
7609 * ifcvt.c: Likewise.
7610 * integrate.c: Likewise.
7612 * libgcc2.c: Likewise.
7614 * mbchar.c: Likewise.
7615 * optabs.c: Likewise.
7616 * predict.c: Likewise.
7617 * prefix.c: Likewise.
7618 * profile.c: Likewise.
7619 * protoize.c: Likewise.
7621 * recog.c: Likewise.
7622 * regclass.c: Likewise.
7623 * regmove.c: Likewise.
7624 * reg-stack.c: Likewise.
7625 * reload1.c: Likewise.
7626 * resource.c: Likewise.
7627 * rtlanal.c: Likewise.
7630 2001-08-12 Kazu Hirata <kazu@hxi.com>
7632 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7633 a tree representing a constant is passed to the macro.
7635 2001-08-12 Richard Henderson <rth@redhat.com>
7637 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7638 (rs6000_elf_asm_out_destructor): New.
7639 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7640 (DTORS_SECTION_ASM_OP): Remove.
7641 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7642 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7644 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7647 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7648 * gcc.c (set_collect_gcc_options): New function, split out from
7650 Ignore elided switches.
7651 (do_spec_1): Invoke before executing command.
7652 (set_input): Export.
7653 Move declaration ...
7654 * gcc.h (set_input): ... here.
7655 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7658 2001-08-12 Richard Henderson <rth@redhat.com>
7660 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
7661 thinko wrt TARGET_RELOCATABLE.
7663 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
7665 * fix-header.c (cb_file_change): Update prototype.
7667 2001-08-11 Zack Weinberg <zackw@panix.com>
7669 * toplev.c (set_float_handler): Make static.
7670 * toplev.h: Don't prototype set_float_handler.
7672 * simplify-rtx.c: Don't include setjmp.h.
7673 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
7675 (simplify_unary_operation, simplify_binary_operation): Use them,
7676 via do_float_handler.
7678 * fold-const.c: Don't include setjmp.h.
7679 (exact_real_inverse_1): New function.
7680 (exact_real_inverse): Use it, via do_float_handler.
7682 * varasm.c: Don't include setjmp.h.
7683 (assemble_real_1): New function.
7684 (assemble_real): Use it, via do_float_handler.
7685 Call internal_error if we get a trap here.
7687 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
7688 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
7690 2001-08-11 Zack Weinberg <zackw@panix.com>
7692 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
7693 STACK_BOUNDARY if not already defined.
7695 * calls.c, function.c, reload1.c, explow.c: Don't default
7696 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
7697 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
7699 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
7702 * doc/tm.texi: Document that STACK_BOUNDARY is required;
7703 clarify difference between it and PREFERRED_STACK_BOUNDARY.
7705 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7707 * cppmacro.c (enter_macro_context): Push macro expansions even
7710 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7712 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
7713 (rs6000_elf_section_type_flags): Actually return a value.
7715 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7717 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
7718 Clean up code: add missing comments and prototypes, fix warnings,
7719 remove obsolete code, fix spacing to conform to coding style.
7721 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7723 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
7724 and TARGET_ASM_CLOSE_PAREN.
7725 (regclass_map): CC register belongs to class NO_REGS.
7726 (legitimize_pic_address): Don't generate unnecessary moves
7727 (to avoid confusing loop optimization).
7728 (check_and_change_labels): Replace jump_long by indirect_jump.
7729 (s390_final_chunkify): Don't start a new literal pool on section
7730 switch in 64-bit code.
7731 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
7733 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
7734 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
7735 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
7737 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
7738 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
7739 (CONST_COSTS): Fixed incorrect costs.
7741 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
7742 Use emit_jump instead of emit_jump_insn (gen_jump).
7743 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
7744 (to avoid confusing flow analysis).
7745 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
7746 (casesi, casesi_jump): New.
7747 (jump_long): Removed. Functionality merged into indirect_jump.
7748 (indirect_jump): Accept address_operand, not just register_operand.
7749 (cjump_long, icjump_long): Use same logic as indirect_jump.
7750 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
7751 Fixed broken setjmp/longjmp handling.
7752 (do_builtin_setjmp_setup): Removed.
7754 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
7755 broken GNU as versions that don't accept .quad with large
7756 negative values. Use hexadecimal output instead.
7757 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
7758 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
7759 FUNCTION_EPILOGUE): Removed. Now in targetm.
7761 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
7763 * config/s390/fixdfdi.h: Add missing copyright statement.
7764 Fix type conflicts on 64-bit. Add missing SFmode routines.
7766 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
7769 2001-08-11 Richard Henderson <rth@redhat.com>
7771 * rtl.h (REG_EH_RETHROW): Remove.
7772 * rtl.c (reg_note_name): Update.
7773 * combine.c (distribute_notes): Don't check for it.
7775 2001-08-11 Richard Henderson <rth@redhat.com>
7777 * combine.c (distribute_notes): Place REG_SETJMP.
7779 2001-08-11 Richard Henderson <rth@redhat.com>
7781 * doc/extend.texi (Arrays and pointers implementation): Discourage
7782 relying on sign-extension of pointers.
7784 2001-08-11 H.J. Lu <hjl@gnu.org>
7786 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
7788 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
7789 RDATA_SECTION_ASM_OP.
7791 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7793 * doc/install.texi (Specific, c4x): Fix cross-reference to the
7794 main manual to work both for info and HTML versions.
7796 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7797 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7799 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7800 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7801 (struct cpp_pool): New member first.
7802 * cppinit.c (append_include_chain): Plug memory leaks.
7803 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7804 Allocate pragma structures from the (aligned) macro pool to
7805 avoid leaking memory.
7806 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7807 so we don't leak memory.
7808 * hashtable.c (ht_destroy): New.
7809 * hashtable.h (ht_destroy): New.
7811 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7812 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7814 * c-lex.c (map): Make const.
7815 (cb_file_change): Update for callback passing a line map.
7816 Don't assume we have a previous map. Remove sanity check
7817 about popping too many files.
7818 * cpperror.c (print_location): Make map const.
7819 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7820 (cpp_make_system_header): Similarly.
7821 (search_from): Similarly.
7822 (_cpp_execute_include): Don't remember where we came from.
7823 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7824 (struct cpp_reader): Make map const.
7825 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7826 * cpplib.c (do_line): Update; line maps now hold sysp.
7827 (cpp_push_buffer): Similarly.
7828 (_cpp_do_file_change): Similarly; callback with map instead.
7829 (cpp_get_line_maps): Constify return value.
7830 (_cpp_pop_buffer): Update.
7831 * cpplib.h (struct cpp_file_change): Remove.
7832 (struct cpp_callbacks): Update.
7833 (cpp_get_line_maps): Constify return value.
7834 * cppmacro.c (_cpp_create_definition): Update.
7835 * cppmain.c (struct printer): Constify map.
7836 (maybe_print_line): Similarly.
7837 (print_line): Similarly. Deduce flags 1 and 2 here.
7838 (cb_file_change): Update.
7839 * line-map.c (free_line_maps): Warn regardless.
7840 (add_line_map): Return pointer to const. When passed NULL to_file
7841 with LC_LEAVE, use the obvious values for the return point so the
7842 caller doesn't have to figure them out.
7843 (lookup_line): Return pointer to const.
7844 (print_containing_files): Take pointer to const.
7845 * line-map.h (struct line_map): New members reason, sysp.
7846 (add_line_map): Return pointer to const.
7847 (lookup_line): Similarly.
7848 (print_containing_files): Take pointer to const.
7850 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7851 Richard Henderson <rth@redhat.com>
7853 * regmove.c (regmove_optimize): Avoid setting a register twice in
7856 2001-08-10 Richard Henderson <rth@redhat.com>
7858 * doc/extend.texi (Arrays and pointers implementation): Document
7859 behavior of pointer/integer conversion.
7861 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7863 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7865 2001-08-10 Richard Henderson <rth@redhat.com>
7867 * doc/extend.texi (C Implementation): New chapter.
7868 * doc/gcc.texi (Top): Link it in.
7870 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7872 * doc/install.texi (Specific): Fix CVS merge botch.
7874 2001-08-10 Richard Henderson <rth@redhat.com>
7876 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7877 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7879 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7881 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7882 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7883 this macro is now required.
7885 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7886 loop.c (find_and_verify_loops), reload.c (reload): Check
7887 for rtx code of CALL_INSN, not CALL, when deciding if we
7888 need to check for REG_SETJMP note.
7890 * gcse.c (compute_hash_table, compute_store_table): Update
7891 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7894 * config/avr/avr.c: Fix typo.
7895 * config/convex/convex.c (expand_movstr): Use adjust_address.
7896 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7898 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7899 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7901 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7902 Do define STACK_BOUNDARY.
7903 * config/i370/i370.c: Include expr.h.
7904 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7905 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7906 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7907 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7908 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7909 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7910 * config/romp/romp.c: Include expr.h after tree.h.
7912 (output_fpop): Use xmalloc, not oballoc.
7913 * config/we32k/we32k.c: Include expr.h.
7915 2001-08-10 Kazu Hirata <kazu@hxi.com>
7917 * config/h8300/h8300.h: Fix formatting.
7919 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7921 * c-common.h (RETURN_NULLIFIED_P): Lose.
7922 * c-semantics.c (genrtl_return_stmt): Don't check it.
7924 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7926 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7927 (mips_annotate_frame_insn): New function.
7928 (mips_emit_frame_related_store): New function.
7929 (save_restore_insns): Don't mark instructions that set up the base
7930 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7931 the store instructions instead.
7932 (mips_expand_prologue): If the stack size is moved into a temporary
7933 register, do not mark that move as frame-related. Add a
7934 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7936 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7938 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7939 stack slot as unchanging if current_function_calls_eh_return.
7941 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7943 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7944 access the second half of the TFmode scratch operand.
7946 2001-08-10 Anthony Green <green@redhat.com>
7948 * java/class.c (emit_register_classes): Conditionalize code on
7951 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7953 * doc/install.texi (Specific, avr): Fix cross-reference to the
7954 main manual to work both for info and HTML versions.
7956 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7958 * stmt.c (expand_null_return_1): Remove code to generate simple returns
7959 and "use_goto" argument.
7960 (expand_null_return, expand_value_return): Update all callers.
7961 * function.c (expand_function_end): Remove code to generate simple
7963 * config/vax/vax.md (epilogue): New expander for function return.
7964 * doc/md.texi (epilogue): Remove "if defined".
7966 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7968 * Makefile.in: Partially revert my previous change:
7969 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
7970 of the hashtab.o and safe-ctype.o rules.
7972 2001-08-09 Richard Henderson <rth@redhat.com>
7974 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
7975 (USE_COLLECT2): Remove duplicate definition.
7976 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
7977 (use_collect2): Remove dead code.
7978 * configure.in (use_collect2): Remove will_use_collect2 and
7979 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
7980 * configure: Rebuild.
7982 * target.h (targetm.asm_out.constructor): New.
7983 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
7984 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
7985 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
7986 * varasm.c (in_ctors, in_dtors): New.
7987 (assemble_constructor, assemble_destructor): Remove.
7988 (default_stabs_asm_out_destructor): New.
7989 (default_named_section_asm_out_destructor): New.
7990 (dtors_section, default_dtor_section_asm_out_destructor): New.
7991 (default_stabs_asm_out_constructor): New.
7992 (default_named_section_asm_out_constructor): New.
7993 (ctors_section, default_ctor_section_asm_out_constructor): New.
7994 * output.h: Update declarations.
7995 * c-decl.c (c_expand_body): Use target hooks instead of
7996 assemble_constructor and assemble_destructor.
7997 * profile.c (output_func_start_profiler): Likewise.
7998 * objc/objc-act.c (finish_objc): Likewise.
7999 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8000 for the constructor.
8001 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8003 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8004 (DTORS_SECTION_ASM_OP): Likewise.
8005 (__CTOR_LIST__): Use attribute section when possible.
8006 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8008 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8009 ASM_OUTPUT_CONSTRUCTOR.
8011 * config/darwin.c (machopic_asm_out_constructor): New.
8012 (machopic_asm_out_destructor): New.
8013 * config/darwin-protos.h: Update declarations.
8014 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8015 (ASM_OUTPUT_DESTRUCTOR): Remove.
8016 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8017 * config/nextstep.c (nextstep_asm_out_constructor): New.
8018 (nextstep_asm_out_destructor): New.
8019 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8020 (ASM_OUTPUT_DESTRUCTOR): Remove.
8021 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8022 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8023 ASM_OUTPUT_*STRUCTOR.
8024 * config/i386/aix386ng.h: Likewise.
8026 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8027 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8028 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8029 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8030 * config/lynx.h: Likewise.
8031 * config/netware.h: Likewise.
8032 * config/psos.h: Likewise.
8033 * config/alpha/alpha-interix.h: Likewise.
8034 * config/alpha/elf.h: Likewise.
8035 * config/arc/arc.h: Likewise.
8036 * config/arm/aof.h: Likewise.
8037 * config/arm/coff.h: Likewise.
8038 * config/arm/elf.h: Likewise.
8039 * config/c4x/c4x.h: Likewise.
8040 * config/h8300/h8300.h: Likewise.
8041 * config/i386/cygwin.h: Likewise.
8042 * config/i386/djgpp.h: Likewise.
8043 * config/i386/i386-coff.h: Likewise.
8044 * config/i386/i386-interix.h: Likewise.
8045 * config/i386/sco5.h: Likewise.
8046 * config/i386/vsta.h: Likewise.
8047 * config/i386/win32.h: Likewise.
8048 * config/i960/i960-coff.h: Likewise.
8049 * config/ia64/sysv4.h: Likewise.
8050 * config/m68hc11/m68hc11.h: Likewise.
8051 * config/m68k/coff.h: Likewise.
8052 * config/m68k/mot3300.h: Likewise.
8053 * config/m88k/m88k.h: Likewise.
8054 * config/mcore/mcore-pe.h: Likewise.
8055 * config/mcore/mcore.h: Likewise.
8056 * config/mips/elf.h: Likewise.
8057 * config/mips/elf64.h: Likewise.
8058 * config/mips/iris6.h: Likewise.
8059 * config/pa/pa64-hpux.h: Likewise.
8060 * config/rs6000/sysv4.h: Likewise.
8061 * config/sh/sh.h: Likewise.
8062 * config/sparc/litecoff.h: Likewise.
8064 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8065 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8066 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8067 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8068 (ASM_OUTPUT_DESTRUCTOR): Remove.
8069 * config/a29k/a29k.c: Move include of tree.h.
8070 * config/a29k/udi.h: Delete file.
8071 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8072 (vms_asm_out_destructor): New.
8073 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8074 (EXTRA_SECTION_FUNCTIONS): Likewise.
8075 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8076 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8077 * config/c4x/c4x.c: Move include of tree.h.
8078 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8079 (clix_asm_out_destructor): New.
8080 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8081 (ASM_OUTPUT_DESTRUCTOR): Remove.
8082 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8083 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8084 (TARGET_ASM_CONSTRUCTOR): New.
8085 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8086 (sco_asm_out_constructor): New.
8087 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8088 * config/i386/svr3gas.h: Remove stack grows up code.
8089 Remove code duplicated from i386/sysv3.h.
8090 (TARGET_ASM_CONSTRUCTOR): New.
8091 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8092 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8093 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8094 (TARGET_ASM_CONSTRUCTOR): New.
8095 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8096 (m68hc11_asm_out_destructor): New.
8097 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8098 (TARGET_ASM_DESTRUCTOR): New.
8099 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8100 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8101 config/svr3.h pertaining to section manipulation.
8102 * config/m68k/dpx2g.h: Remove #if 0 code.
8103 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8104 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8105 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8106 (TARGET_ASM_CONSTRUCTOR): New.
8107 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8108 (m88k_svr3_asm_out_constructor): New.
8109 (m88k_svr3_asm_out_destructor): New.
8110 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8111 (ASM_OUTPUT_DESTRUCTOR): Remove.
8112 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8113 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8114 * config/rs6000/aix.h: Likewise.
8115 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8116 * config/mips/vxworks.h: Likewise.
8117 * config/rs6000/lynx.h: Likewise.
8118 * config/sh/elf.h: Likewise.
8119 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8120 (DTORS_SECTION_ASM_OP): New.
8121 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8122 (ASM_OUTPUT_DESTRUCTOR): Remove.
8123 * config/sparc/sol2-sld-64.h: Likewise.
8124 * config/vax/vax.c (vms_asm_out_constructor): New.
8125 (vms_asm_out_destructor): New.
8126 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8127 (ASM_OUTPUT_DESTRUCTOR): Remove.
8128 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8130 * doc/tm.texi (@node Initialization): Update.
8132 2001-08-09 Richard Henderson <rth@redhat.com>
8134 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8135 (__do_global_dtors_aux): Use gp-relative static data to avoid
8136 one dynamic relocation.
8137 (__do_frame_setup): Register Java classes.
8138 * config/alpha/crtend.asm (__JCR_END__): New.
8140 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8142 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8143 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8144 (GEN, STAGESTUFF): Add new files.
8145 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8146 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8147 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8148 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8149 as well as insn-codes.h and insn-flags.h in config.h; and no
8150 extra headers in tconfig.h and hconfig.h.
8152 * gencodes.c: Eliminate code to generate predicate declarations
8153 or #defines for md-file constants.
8154 * genconstants.c, genpreds.c: New files.
8156 * i386.md: Re-order guard expressions such that TARGET_64BIT
8157 comes first, when this permits better optimization. Add
8158 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8159 why this is desirable.
8161 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8163 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8164 (find_fde_for_dso): Remove.
8165 (_Unwind_IteratePhdrCallback): New.
8166 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8167 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8169 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8171 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8172 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8174 2001-08-09 Graham Stott <grahams@redhat.com>
8176 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8177 (vis_no_unit): Use it.
8178 (visualize_no_unit): Add the insn only if room exists.
8180 2001-08-09 Graham Stott <grahams@redhat.com>
8182 * predict.c (estimate_probability): Replace magic numbers with
8183 appropriate enumeration.
8185 2001-08-09 Graham Stott <grahams@redhat.com>
8187 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8189 (EXTRACT_FLAGS): Likewise.
8191 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8193 * config/mips/mips.c (mips_legitimate_address_p): Check for
8194 CONST_INT in last patch.
8196 2001-08-08 Anthony Green <green@redhat.com>
8198 * java/class.c (emit_register_classes): Use assemble_jcr if
8199 possible. Keep the original mechanism as a fallback.
8200 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8201 and weak symbol support.
8202 * crtstuff.c (__JCR_LIST__): Define.
8203 (__JCR_END__): Define.
8204 (_Jv_RegiserClasses): Define weak symbol if possible.
8205 (__do_global_ctors_aux): Register classes for ELF targets with
8206 weak symbol support.
8208 2001-08-08 Kazu Hirata <kazu@hxi.com>
8210 * dbxout.c: Fix comment formatting.
8211 * dependence.c: Likewise.
8213 * diagnostic.c: Likewise.
8214 * dominance.c: Likewise.
8215 * doprint.c: Likewise.
8216 * dwarf2out.c: Likewise.
8217 * dwarfout.c: Likewise.
8218 * emit-rtl.c: Likewise.
8219 * except.c: Likewise.
8220 * explow.c: Likewise.
8221 * expmed.c: Likewise.
8224 * fold-const.c: Likewise.
8225 * function.c: Likewise.
8227 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8229 * global.c (retry_global_alloc): Avoid shadowing allocno.
8231 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8233 * except.c (remove_fixup_regions): Fix typo.
8235 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8237 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8238 unsigned HOST_WIDE_INT to avoid warning.
8239 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8240 * flow.c (set_block_for_new_insns): Likewise.
8242 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8244 * sibcall.c (return_value_pseudo): New static variable.
8245 (skip_copy_to_return_value): Handle return_value_pseudo.
8246 (call_ends_block_p): Ensure that return_value_pseudo is set.
8247 (optimize_sibling_and_tail_recursive_call): Discover the
8248 load of pseudo return value in alternate exit block.
8250 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8252 * calls.c (ECF_ALWAYS_RETURN): New constant.
8253 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8254 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8255 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8256 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8257 * rtl.c (reg_note_name): New name.
8258 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8260 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8262 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8264 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8266 * alias.c (get_alias_set): Return a previously calculated
8267 alias set for a VAR_DECL.
8268 * function.c (gen_mem_addressof): Calculate the alias set before
8271 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8273 * predict.def: Set hitrates according our experimental run.
8275 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8277 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8279 2001-08-08 H.J. Lu <hjl@gnu.org>
8281 * config/mips/mips.c (mips_unique_section): New. Copied from
8284 * config/mips/mips-protos.h (mips_unique_section): New
8287 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8289 * config/mips/little.h: New. Generic little endian mips
8290 targets. Only mips*-*-linux* is converted to use it so far.
8292 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8293 (WCHAR_TYPE): Defined
8294 (WCHAR_TYPE_SIZE): Likewise.
8295 (INIT_SUBTARGET_OPTABS): Likewise.
8296 (BSS_SECTION_ASM_OP): Likewise.
8297 (SBSS_SECTION_ASM_OP): Likewise.
8298 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8299 (ASM_DECLARE_OBJECT_NAME): Likewise.
8300 (UNIQUE_SECTION): Likewise.
8301 (EXTRA_SECTIONS): Likewise.
8302 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8303 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8304 (ASM_OUTPUT_DEF): Likewise.
8305 (HANDLE_SYSV_PRAGMA): Removed.
8306 (NO_IMPLICIT_EXTERN_C): Likewise.
8307 (TARGET_MEM_FUNCTIONS): Likewise.
8308 (STARTFILE_SPEC): Likewise.
8309 (ENDFILE_SPEC): Likewise.
8310 (LIB_SPEC): Likewise.
8311 (INVOKE__main): Likewise.
8312 (CTOR_LIST_BEGIN): Likewise.
8313 (CTOR_LIST_END): Likewise.
8314 (DTOR_LIST_BEGIN): Likewise.
8315 (DTOR_LIST_END): Likewise.
8316 (SET_ASM_OP): Likewise.
8317 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8318 (ASM_OUTPUT_DEF): Likewise.
8319 (ASM_OUTPUT_IDENT): Likewise.
8321 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8322 (CPLUSPLUS_CPP_SPEC): Likewise.
8323 (ASM_APP_ON) Redefine only if not defined.
8324 (ASM_APP_OFF): Likewise.
8325 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8326 (ASM_OUTPUT_IDENT): Likewise.
8328 * config.gcc: Update tm_file for Linux/mips.
8330 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8332 * cselib.c (cselib_record_sets): If insn is predicated, turn
8333 sources into IF_THEN_ELSEs.
8335 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8336 Turn into define_insn_and_split.
8338 * sched-deps.c: Include "cselib.h".
8339 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8340 Use cselib to turn memory addresses into VALUEs.
8341 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8342 * sched-int.h (struct sched_info): New member USE_CSELIB.
8343 * sched-ebb.c (ebb_sched_info): Initialize it.
8344 * sched-rgn.c (rgn_sched_info): Likewise.
8345 * Makefile.in (sched-deps.o): Update dependencies.
8347 * cselib.h (cselib_subst_to_values): Declare.
8348 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8349 that have no value and autoincs to be handled by generating a new
8352 2001-08-08 Graham Stott <grahams@redhat.com>
8354 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8355 within fixed length SEQUENCE.
8357 2001-08-08 Graham Stott <grahams@redhat.com>
8359 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8360 (diagnostic_prefixing_rule): Likewise.
8361 (diagnostic_line_cutoff): Likewise.
8362 (diagnostic_kind_count): Likewise.
8364 2001-08-08 Graham Stott <grahams@redhat.com>
8366 * alias.c (find_base_decl): Delete redundent assignment.
8368 2001-08-08 Graham Stott <grahams@redhat.com>
8370 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8371 (abs): Uppercase and paranthesize macro parameter.
8372 (MEM_DEPENDENCY): Add whitespace.
8374 2001-08-08 Graham Stott <grahams@redhat.com>
8376 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8377 failure check for CONST_INT
8379 2001-08-08 Graham Stott <grahams@redhat.com>
8381 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8382 (libcall_dead_p): Likewise.
8384 (mark_used_regs): Constify fmt.
8385 (find_use_as_address): Likewise.
8387 2001-08-08 Graham Stott <grahams@redhat.com>
8389 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8392 2001-08-08 Graham Stott <grahams@redhat.com>
8394 * combine.c (combine_simplify_rtx): Update comment and
8395 remove erroneous test.
8397 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8399 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8400 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8401 take care to avoid multiple no-newline at EOF warnings in that
8404 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8406 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8407 (emit_library_call_value_1): Likewise.
8408 (emit_call_1): Emit REG_SETJMP note.
8409 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8411 * cselib.c (cselib_process_insn): Likewise.
8412 * flow.c (propagate_block): Likewise.
8413 * loop.c (find_and_verify_loops): Likewise.
8414 * reload.c (find_equiv_regs): Likewise.
8415 * reload1.c (reload): Likewise.
8416 * resource.c (mark_referenced_resources,
8417 mark_set_resources): Likewise.
8418 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8419 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8420 * haifa-sched.c (unlink_other_notes): Likewise.
8421 (reemit_notes): Likewise.
8422 * sched-ebb.c (sched_ebb): Likewise.
8423 * sched-rgc.c (sched_region): Likewise.
8424 * rtl.c (note_insn_name): Likewise.
8425 (reg_note_name): Add REG_SETJMP
8426 * rtl.h (reg_note): Add REG_SETJMP.
8427 (insn_note): Remove NOTE_INSN_SETJMP.
8429 * profile.c (branch_prob): Add fake edges for setjmp.
8431 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8433 * config.gcc: Quote target_cpu_default2 correctly for
8434 powerpc*-*-* targets.
8436 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8438 * cpplib.h, line-map.h: Update comments.
8439 * cppmain.c (printer_init): Move inline.
8440 (maybe_print_line, print_line): Take a map pointer.
8441 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8442 (cb_file_change): Don't use prior value of print.map.
8444 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8446 * doc/install.texi: Document fine-grained multilib configuration.
8448 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8450 * rtlanal.c (find_first_parameter_load): Call note_stores
8451 only on the instructions.
8453 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8455 * alias.c (nonlocal_mentioned_p):
8456 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8457 * calls.c (emit_call_1): Likewise.
8458 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8459 * cselib.c (cselib_process_insn): Likewise.
8460 * df.c (df_insns_modify): Likewise.
8461 * flow.c (need_fake_edge_p): Likewise.
8462 (propagate_one_insn): Likewise.
8463 * haifa-sched.c (reemit_notes): Likewise.
8464 * integrate.c (copy_insn_list): Likewise.
8465 * jump.c (delete_prior_computation): Likewise.
8466 * local-alloc.c (validate_equiv_mem): Likewise.
8467 * loop.c (scan_loop): Likewise.
8468 * predict.c (estimate_probability): Likewise.
8469 * reload.c (reload): Likewise.
8470 * sched-deps (sched_analyze): Likewise.
8471 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8472 * gcse.c (compute_hash_table): Likewise.
8473 (mark_call): Likewise.
8474 (store_killed_in_insn): Likewise.
8476 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8478 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8480 2001-08-06 Richard Henderson <rth@redhat.com>
8482 * varasm.c (assemble_gc_entry): Remove.
8483 * output.h: Likewise.
8485 2001-08-06 Richard Henderson <rth@redhat.com>
8487 * varasm.c (assemble_constructor): Take a symbol_ref and a
8488 priority instead of a bare string. Move priority handling
8489 here from cp/decl2.c.
8490 * output.h: Update decls.
8492 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8493 and assemble_destructor.
8494 * profile.c (output_func_start_profiler): Likewise.
8495 * objc/objc-act.c (finish_objc): Likewise.
8496 (build_module_descriptor): Return the symbol not the symbol name.
8498 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8500 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8501 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8502 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8503 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8504 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8505 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8507 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8509 * cpperror.c (print_containing_files): Moved to line-map.c.
8510 (print_location): line-map.c handles re-listing or otherwise.
8511 * cpphash.h (struct lexer_state): Remove next_bol.
8512 (struct cpp_buffer): Remove include_stack_listed.
8513 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8514 Remove faked buffer handling.
8515 (_cpp_do_file_change): Tweak.
8516 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8517 * cppmain.c (struct printer): Remove filename.
8518 (print_line, cb_file_change): Update accordingly.
8519 * line-map.c: Include intl.h.
8520 (init_line_maps): Initialize last_listed.
8521 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8522 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8523 (print_containing_files): New.
8524 * line-map.h (struct line_maps): New member last_listed.
8525 (print_containing_files, INCLUDED_FROM): New.
8526 * Makefile.in: Update.
8527 * po/POTFILES.in: Add line-map.c.
8529 2001-08-06 Richard Henderson <rth@redhat.com>
8531 * except.c (convert_from_eh_region_ranges_1): Never mark
8532 USE or CLOBBER insns as throwing.
8534 * expr.c (store_constructor): Don't clobber memory targets.
8536 2001-08-06 Andreas Jaeger <aj@suse.de>
8538 * profile.c (branch_prob): Remove unused variable insn.
8540 * Makefile.in (local-alloc.o): Add dependency on except.h.
8542 * local-alloc.c: Include except.h for can_throw_internal prototype.
8544 2001-08-06 Richard Henderson <rth@redhat.com>
8546 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8547 * function.c (expand_main_function): Implement it.
8548 * doc/tm.texi: Document it.
8550 2001-08-06 Stan Shebs <shebs@apple.com>
8552 * doc/install.texi: Document powerpc-*-darwin* details.
8554 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8556 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8557 (ASM_CPU_SPEC): Move back to rs6000.h
8558 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8560 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8562 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8565 * config/rs6000/linux64.h: Ditto.
8567 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8568 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8571 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8572 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8574 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8577 2001-08-05 Richard Henderson <rth@redhat.com>
8579 * local-alloc.c (update_equiv_regs): Do not move insns that
8582 2001-08-05 Jan Hubicka <jh@suse.cz>
8584 * Makefile.in (reload1.o): Add dedendancy on except.h
8585 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8587 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8588 indicating wehther edges has been cleaned up.
8589 * reload1.c: Inlucde except.h
8590 (fixup_abnormal_edges): Accept deleted insns.
8591 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8594 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8596 * cpplib.c (do_line): Correct line number after pop_buffer.
8598 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8600 PR preprocessor/3824
8601 * line-map.c: Update comments.
8602 * line-map.h: Update comments.
8603 * tradcif.y: Don't consider large numbers unsigned.
8605 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8607 PR preprocessor/3081
8608 * c-lex.c (map): New.
8609 (cb_file_change): Update map and use it.
8610 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8611 (c_lex): Update to use map.
8612 * cpperror.c (print_location): Move to using logical line numbers.
8613 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8614 (cpp_make_system_header): Similarly.
8615 (_cpp_execute_include): Stop line numbering hacks. Store the
8616 line we will return to.
8617 * cpphash.h (CPP_BUF_LINE): Remove.
8618 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8619 Add map and return_to_line.
8620 (_cpp_do_file_change): Update.
8621 * cppinit.c (cpp_start_read): Update line kludge.
8622 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8623 (trigraph_ok): Use logical line numbers for diagnostics.
8624 (skip_block_comment): Likewise.
8625 (skip_whitespace): Likewise.
8626 (skip_line_comment): Use pfile->line instead.
8627 (_cpp_lex_token): Update to use logical line numbering exclusively.
8628 Handle BOL locally. Accept new lines in directives, but keep
8629 pfile->line decremented. Diagnostics use logical lines. Update
8631 * cpplib.c (SEEN_EOL): New.
8632 (skip_rest_of_line, check_eol): Use it.
8633 (end_directive): Increase line number when accepting the newline
8634 at the end of a directive.
8635 (run_directive): Simplify.
8636 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8637 (_cpp_do_file_change): Update to take buffer line number as an
8638 argument, and store the current map in the cpp_reader. Remove
8639 line number kludges.
8640 (_cpp_do__Pragma): Restore output position after a _Pragma.
8641 (cpp_push_buffer): Don't set output line or lineno.
8642 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8643 Remove line kludge. Set output_line.
8644 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8645 (parse_arg): Use logical lines.
8646 (save_lookahead_token): Save EOFs too now.
8647 * cppmain.c (struct printer): Fix comments.
8648 (printer_init): Simplify, let caller do errors.
8649 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8650 (maybe_print_line): Simplify.
8651 (print_line): Don't print a linemarker if -P.
8652 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8653 (cb_file_change): Simplify.
8654 * line-map.h (LAST_SOURCE_LINE): Fix.
8655 (CURRENT_LINE_MAP): New.
8657 2001-08-05 Bernd Schmidt <bernds@redhat.com>
8659 * doloop.c (doloop_modify_runtime): Properly compute number of
8660 iterations if loop was unrolled.
8662 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
8663 if their CSELIB_VAL_PTRs are.
8665 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
8666 (setup_spill_pointers): Initialize it.
8667 (spill_restore_mem): Set it.
8668 (do_spill, do_restore): Use it to add REG_INC note.
8669 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
8671 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
8672 asms if other insns are available.
8674 * config/ia64/ia64.c (condop_operator): New predicate.
8675 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
8676 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
8679 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
8680 temporary register than directly using a MEM.
8682 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8684 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
8685 parameter in last change.
8687 2001-08-04 Zack Weinberg <zackw@panix.com>
8689 * sparc.md: Don't use #if inside C test expression.
8691 2001-08-04 Richard Henderson <rth@redhat.com>
8693 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
8695 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
8697 * cpphash.h (struct cpp_reader): New member directive_line.
8698 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
8699 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
8700 do_pragma): Pass line to callbacks.
8701 (start_directive): Record line of directive.
8702 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
8703 cb_include): Similarly.
8704 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
8707 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8709 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
8712 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8714 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
8716 * reload1.c (fixup_abnormal_edges): New static function.
8719 * flow.c (need_fake_edge_p): New function.
8720 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
8721 avoid call insn to be very last insn in the insn stream.
8723 * profile.c (branch_prob): Call flow_call_edges_add instead of
8724 doing that by hand; cleanup cfg to re-merge basic blocks once
8727 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8729 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
8730 are also on line-map.h.
8731 * cppfiles.c (stack_include_file): Update.
8732 * cpphash.h (struct cpp_buffer): New member return_at_eof.
8733 (_cpp_pop_buffer): New.
8734 * cppinit.c (cpp_destroy, cpp_finish): Update.
8735 (do_includes): Mark each buffer to return at EOF.
8736 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
8737 return as requested.
8738 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
8739 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
8740 * cpplib.h (cpp_pop_buffer): Remove.
8741 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
8742 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
8744 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
8746 (do_preprocessing): Update.
8747 * fix-header.c (read_scan_file): Update. No need to pop buffers.
8748 * c-parse.in (_yylex): Similarly.
8749 * scan-decls.c (scan_decls): Similarly.
8750 * line-map.h: Update comments.
8752 * objc/Make-lang.in (objc-act.o): Update dependencies.
8754 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8756 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
8757 and soft register for operand 0.
8758 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
8760 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8762 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
8763 register for operand 0.
8764 ("bitcmpqi_z_used"): Allow memory for operand 0.
8765 (split "bitcmpqi"): New split to handle address reg as operand 1.
8767 2001-08-04 Andreas Jaeger <aj@suse.de>
8769 * gcse.c: Revert Daniel's last patch.
8771 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8773 * sparc-protos.h: Add prototypes for fp_zero_operand and
8775 * sh-protos.h: Add prototype for fpul_operand.
8777 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8779 * doc/extend.texi (Other Builtins): Fix typo in last change.
8781 2001-08-03 Richard Henderson <rth@redhat.com>
8783 * target.h (gcc_target): Add asm_out.named_section,
8784 section_type_flags, have_named_sections.
8785 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
8786 (TARGET_HAVE_NAMED_SECTIONS): New.
8787 (TARGET_SECTION_TYPE_FLAGS): New.
8789 * Makefile.in (toplev.o): Depend on TARGET_H.
8790 (varasm.o, dbxout.o): Likewise.
8791 * c-common.c (decl_attributes): Check targetm.have_named_sections
8792 instead of ifdef ASM_OUTPUT_SECTION_NAME.
8793 * dbxout.c (dbxout_function_decl): Likewise.
8794 (dbxout_function_end): Likewise.
8795 * toplev.c (compile_file): Likewise.
8796 * varasm.c (exception_section): Likewise.
8797 * cp/decl2.c (finish_objects): Likewise.
8799 * defaults.h (EH_FRAME_SECTION): Remove.
8800 (EH_FRAME_SECTION_ASM_OP): Remove.
8801 (EH_FRAME_SECTION_NAME): New.
8802 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8803 (UNIQUE_SECTION_P): Remove.
8804 * dwarf2out.c (SECTION_FORMAT): Remove.
8805 (ASM_OUTPUT_SECTION): Remove.
8806 (output_call_frame_info): Use named_section_flags.
8807 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8808 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8809 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8810 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8811 (named_section_flags): New.
8812 (named_section): Use it and targetm.section_type_flags.
8813 (resolve_unique_section): New.
8814 (assemble_start_function): Use it.
8815 (asm_emit_uninitialised, assemble_variable): Likewise.
8816 (default_section_type_flags): New.
8817 (default_no_named_section, default_elf_asm_named_section): New.
8818 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8819 * output.h: Update varasm.c decls.
8820 (SECTION_*): New flags.
8822 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8823 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8825 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8826 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8827 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8828 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8829 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8830 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8831 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8832 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8833 * config/pa/pa64-hpux.h,
8835 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8836 (TARGET_ASM_NAMED_SECTION): New.
8837 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8838 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8839 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8840 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8841 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8842 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8843 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8844 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8845 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8846 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8847 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8848 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8849 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8850 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8851 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8852 * config/sparc/sysv4.h: Likewise.
8854 * config/nextstep.h: Error until named sections implemented.
8856 * config/a29k/a29k.c (a29k_asm_named_section): New.
8857 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8858 (vms_section_type_flags, vms_asm_named_section): New.
8859 * config/arm/arm.c (arm_elf_asm_named_section): New.
8860 * config/avr/avr.c (asm_output_section_name): Remove.
8861 * config/avr/avr-protos.h: Update.
8862 * config/c4x/c4x.c (c4x_asm_named_section): New.
8863 * config/h8300/h8300.c (h8300_asm_named_section): New.
8864 * config/i386/i386.c (sco_asm_named_section): New.
8865 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8866 (i386_pe_section_type_flags): New.
8867 (i386_pe_asm_named_section): New.
8868 * config/i386/i386-protos.h: Update.
8869 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8870 * config/mcore/mcore.c (mcore_asm_named_section): New.
8871 * config/mips/mips.c (iris6_asm_named_section): New.
8872 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8873 instead of UNIQUE_SECTION_P.
8874 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8875 (xcoff_asm_named_section): New.
8876 * config/sh/sh.c (sh_asm_named_section): New.
8877 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8879 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8880 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8881 (EH_FRAME_SECTION_NAME): New.
8882 (EXCEPTION_SECTION): New.
8883 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8884 (DEBUG_*_SECTION): Remove.
8885 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8886 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8887 (EH_FRAME_SECTION_ASM_OP): Remove.
8889 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8890 (ASM_OUTPUT_SECTION_NAME): Remove.
8891 (TARGET_ASM_NAMED_SECTION): New.
8892 (TARGET_HAVE_NAMED_SECTIONS): New.
8893 (TARGET_SECTION_TYPE_FLAGS): New.
8894 (EH_FRAME_SECTION_ASM_OP): Remove.
8895 (EH_FRAME_SECTION_NAME): New.
8897 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8899 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8900 for complex expressions when cfun == 0.
8901 * doc/extend.texi: Document that __builtin_constant_p can be
8902 used in data initializers as well as functions.
8904 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8906 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8907 variable I locally, instead of expecting a declaration in the
8910 2001-08-03 Richard Henderson <rth@redhat.com>
8912 * except.c (collect_one_action_chain): Add an explicit cleanup
8913 action if regions surrounding a catch were encoded entirely
8914 within the call-site entry.
8916 2001-08-03 Richard Henderson <rth@redhat.com>
8918 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8919 don't take REGNO of a non-register.
8921 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8923 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8924 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8925 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8926 (__gthread_mutex_init_function): New function for mutex initialization.
8928 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8930 * Makefile.in: Revert screwed up commit.
8932 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8934 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8935 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8936 merged by linker script to get a final _exit().
8937 (__do_global_dtors): New for destructor handling in specific exit
8939 (__do_global_ctors): New for constructors in specific install section.
8940 (__map_data_section): Map data sections before running constructors.
8941 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8942 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8943 (DTORS_SECTION_ASM_OP): Likewise.
8944 (CTORS_SECTION_FUNCTION): Define to force a reference to
8946 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8948 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8950 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
8952 * Makefile.in: Add df.h to gcse.c dependencies.
8954 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8956 * varasm.c (output_constant_def_contents): Use for the length of a
8957 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
8958 depending on which is larger.
8960 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8962 * gcse.c: Include df.h for use as a dataflow analyzer.
8964 Declaration of reg_set_info: gone.
8965 New df_analyzer variable used by store motion.
8966 (reg_set_info): Deleted.
8967 (mark_mem_regs): New function, analyze regs used by a mem.
8968 (store_ops_ok): Use dataflow analyzer results to determine if
8969 necessary regs are changed in the block.
8970 (find_moveable_store): Remove check for symbol ref, we can handle
8971 much more complex expressions now.
8972 (compute_store_table): Remove most of the code, it's unnecessary
8973 now that the dataflow analyzer records the info for us.
8974 (store_killed_after): Add parameter to say whether to do the
8975 store_ops_okay test, used to speed up testing when we already know
8976 the answer, and just want to know if the store itself was killed.
8977 (build_store_vector): Largely rewritten to calculate the various
8978 vectors properly, and somewhat optimized.
8979 (store_motion): Init the df_analyzer, get REG_DEF chains.
8980 Also handle trapping expressions (since mems almost always trap)
8981 (simple_mem): Redefine what a simple mem is.
8983 2001-08-03 DJ Delorie <dj@redhat.com>
8985 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
8986 set from a constant part of the condition.
8988 2001-08-01 Andrew Cagney <ac131313@redhat.com>
8990 * mkdeps.c (deps_add_default_target): Make local variable
8991 ``start'' a const char pointer.
8992 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
8994 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8996 * doc/install.texi (Configuration): Fix markup.
8997 (Specific, i?86-*-udk): Likewise.
8998 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9000 Document --enable-threads and --enable-libgcj status.
9001 (Specific, mips-sgi-irix*): Canonicalize triples.
9002 (Specific, mips-sgi-irix5): Warn about problems with this config.
9003 Mention required GNU as patch.
9004 Native assembler problems are fixed.
9005 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9006 Document --enable-threads and --enable-libgcj status.
9008 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9010 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9013 2001-08-03 Richard Henderson <rth@redhat.com>
9015 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9018 2001-08-03 Richard Henderson <rth@redhat.com>
9020 * rtlanal.c (find_first_parameter_load): Stop if we
9021 reach a CODE_LABEL at BOUNDARY.
9023 2001-08-03 Richard Henderson <rth@redhat.com>
9025 * config/alpha/alpha.md (force_movdi): New insn.
9026 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9027 Tweek FRP marking of VMS prologue insns.
9028 * config/alpha/vms.h (EPILOGUE_USES): New.
9030 2001-08-02 Richard Henderson <rth@redhat.com>
9032 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9034 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9036 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9037 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9038 config/convex/convex.h, config/d30v/d30v.c,
9039 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9040 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9041 config/mips/mips.h, config/mn10200/mn10200.h,
9042 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9043 config/v850/v850.h, config/vax/openbsd.h,
9044 config/vax/openbsd1.h, config/vax/ultrix.h,
9045 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9046 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9047 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9048 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9049 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9050 in comments and documentation.
9052 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9056 * Makefile.in (line-map.o): New.
9057 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9058 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9059 * cpperror.c (print_containing_files): Similarly.
9060 (print_location): Update. Don't output a space before _Pragma.
9061 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9062 (stack_include_filee, cpp_make_system_header): Update.
9063 (_cpp_execute_include): Get logical line number right for calling
9064 as-yet-unterminated #include.
9065 * cpphash.h (struct cpp_reader): Add line_maps.
9066 (_cpp_do_file_change): Update.
9067 * cppinit.c (cpp_create_reader): Initialize line maps.
9068 (cpp_destroy): Destroy line maps.
9069 (cpp_start_read): Get logical line number right.
9070 * cpplex.c (parse_string): Only warn once for multi-line strings.
9071 Use boolean variable for null warning.
9072 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9074 (do_include_common): End the directive early.
9075 (do_line): Don't warn about out-of-range lines in preprocessed
9076 source. Update. Remove unused variables.
9077 (_cpp_do_file_change): Update for new line mapping.
9078 (pragma_cb): New typedef.
9079 (cpp_register_pragma): Stop looking ahead before calling the
9081 (do_pragma_system_header): End directive early.
9082 (cpp_get_line_maps): New.
9083 (cpp_pop_buffer): Fudge logical line. Update.
9084 * cpplib.h: Include line-map.h
9085 (enum cpp_fc_reason): Remove.
9086 (struct cpp_file_change): Update.
9087 (cpp_get_line_maps): New.
9088 * cppmain.c (struct_printer): New member map.
9089 (cb_file_change): Update for new mappings.
9090 * fix-header.c (cb_file_change): Similarly.
9092 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9094 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9095 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9097 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9099 * config/vax/vax.c: include expr.h.
9101 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9103 * Makefile.in ($(srcdir)/configure): Only rebuild in
9105 ($(srcdir)/config.in): Only define in maintainer mode.
9106 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9108 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9110 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9112 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9114 * gcc.c (set_collect_gcc_options): New function, split out from
9116 Ignore elided switches.
9117 (do_spec_1): Invoke before executing command.
9118 (set_input): Export.
9119 Move declaration ...
9120 * gcc.h (set_input): ... here.
9121 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9124 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9127 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9129 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9131 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9133 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9134 for the unnamed instructions it expands to.
9136 2001-08-02 Richard Henderson <rth@redhat.com>
9138 * regclass.c (call_really_used_regs): Conditionally define.
9139 (init_reg_sets_1): Don't use it if not defined.
9140 (fix_register): Similarly, don't set it.
9142 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9144 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9145 Correct comment that had been missed in the previous change.
9147 2001-08-01 Stan Shebs <shebs@apple.com>
9149 * config/darwin.c (machopic_stub_name): Try matching by name.
9150 (update_stubs): New function.
9151 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9154 2001-08-01 Richard Henderson <rth@redhat.com>
9156 * except.c (output_function_exception_table): Use assemble_align.
9157 * varasm.c (assemble_eh_label): Remove.
9158 (assemble_eh_align, assemble_eh_integer): Remove.
9160 2001-08-01 Robert Lipe <robertl@caldera.com>
9162 * dwarfout.c: Remove reference to README.DWARF.
9164 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9166 * regclass.c (call_really_used_regs): New array for registers which
9167 are actually used by a call.
9168 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9170 (fix_register): Set call_really_used too.
9171 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9172 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9174 2001-08-01 Richard Henderson <rth@redhat.com>
9176 * read-rtl.c (read_name): Consider \r whitespace.
9178 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9180 * config.gcc: Recognize powerpc-*-netbsd*.
9182 * doc/install.texi (Host/target specific installation notes for
9183 GCC): Mention powerpc-*-netbsd*.
9185 * config/rs6000/netbsd.h: New file.
9186 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9187 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9188 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9189 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9190 (TARGET_VERSION): Redefine.
9192 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9193 mcall-netbsd as a match for mcall-sysv.
9194 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9195 (ncrti.S, ncrtn.S): New targets.
9196 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9198 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9199 "netbsd' as a V4 ABI.
9200 (ASM_SPEC): Check for -mcall-netbsd.
9201 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9202 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9203 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9204 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9205 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9206 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9207 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9209 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9210 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9212 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9214 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9215 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9216 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9217 including "unwind-pe.h".
9219 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9221 * rs6000.md (define_splits): Kill unused constraints.
9223 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9224 Jan Hubicka <jh@suse.cz>
9226 * function.c (thread_prologue_and_epilogue_insns): Kill code
9227 dealing with non-existent CFG.
9229 2001-08-01 Kazu Hirata <kazu@hxi.com>
9231 * alias.c: Fix comment formatting.
9232 * bitmap.c: Likewise.
9233 * builtins.c: Likewise.
9234 * calls.c: Likewise.
9235 * c-common.c: Likewise.
9236 * c-decl.c: Likewise.
9237 * c-dump.c: Likewise.
9238 * c-lex.c: Likewise.
9239 * collect2.c: Likewise.
9240 * combine.c: Likewise.
9241 * conflict.c: Likewise.
9242 * cppfiles.c: Likewise.
9243 * cppinit.c: Likewise.
9244 * cpplex.c: Likewise.
9245 * cpplib.c: Likewise.
9246 * cppmacro.c: Likewise.
9247 * cppspec.c: Likewise.
9248 * c-pragma.c: Likewise.
9249 * crtstuff.c: Likewise.
9251 * cselib.c: Likewise.
9252 * c-semantics.c: Likewise.
9253 * c-typeck.c: Likewise.
9255 2001-08-01 H.J. Lu <hjl@gnu.org>
9257 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9259 2001-08-01 H.J. Lu <hjl@gnu.org>
9261 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9263 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9265 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9266 contextualizing Objective-C class name lookup by the lexer.
9267 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9269 (protocoldef): Add support for forward @protocol declarations.
9270 (yylexname): Suppress ObjC class name lookup in certain contexts;
9271 re-enable after lookup is complete.
9272 (_yylex): Re-enable ObjC class name lookup when certain
9273 punctuation marks are seen.
9275 * objc/objc-act.c (check_protocol_recursively): New function used
9276 for finding circular dependencies in protocols.
9277 (objc_declare_protocols): New function for handling forward
9278 @protocol declarations.
9279 (receiver_is_class_object): Detect the case when 'self' is used
9280 inside of a class method.
9281 (build_message_expr): Issue a warning if class method is desired
9282 but instance method is found instead.
9283 (conforms_to_protocol): Streamline.
9284 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9285 protocol Foo, even if 'Bar foo' does not.
9286 (check_protocols): Streamline.
9287 (start_protocol): Add checks for circular and duplicate protocol
9289 (encode_aggregate_within): For typedefs of structs, encode the
9291 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9292 (objc_declare_protocols): New prototype.
9294 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9296 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9297 * cpplex.c (handle_newline): Update prototype. Maintain logical
9299 (skip_escaped_newlines, skip_block_comment, parse_string):
9301 (_cpp_lex_token): Update, and store token position within the token.
9302 * cpplib.h (struct cpp_token): Add line and column entries.
9303 * cppmacro.c (replace_args): Position stringified tokens correctly.
9305 2001-08-01 Andreas Jaeger <aj@suse.de>
9307 * basic-block.h: Add prototype for last_loop_beg_note.
9309 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9311 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9312 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9314 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9315 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9316 expand_decl_cleanup.
9317 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9319 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9320 operand while calling simple_cst_equal.
9321 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9322 operand is the cleanup expression, the third is the RTL_EXPR.
9323 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9325 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9327 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9329 2001-07-31 matthew green <mrg@eterna.com.au>
9331 * config.gcc (i386-*-netbsdelf): New description.
9332 * config/i386/netbsd-elf.h: New file.
9334 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9336 * loop.c (check_dbra_loop): Use single_set to compute
9339 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9341 PowerPC reorg and support for powerpc64-*-linux*.
9343 Also fixes emitting of constants on 32 bit and 64 bit
9346 * config.gcc: powerpc64-*-linux* is a new target.
9347 Things that needed aix.h now also include xcoff.h
9349 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9351 Move AIX specific stuff into aix.h.
9352 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9353 with more than just XCOFF now.
9354 (SET_ASM_OP): Remove, now defined where needed.
9355 (FUNCTION_PROLOGUE): New macro definition.
9356 (FUNCTION_EPILOGUE): New macro definition.
9357 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9359 * config/rs6000/xcoff.h: New file.
9361 * config/rs6000/linux64.h: New file.
9363 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9365 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9367 * rs6000.c (print_operand_address): Handle ELF syntax.
9368 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9369 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9370 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9372 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9374 * rs6000.c (rs6000_override_options): Only disable
9375 flag_function_sections for XCOFF.
9376 (exact_log2_cint_operand): New predicate.
9377 (reg_or_{add,sub}_cint64_operand): New predicates.
9378 (add_operand): Compare CONST_INT with fewer function calls.
9379 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9380 (print_operand, case 'p'): Ensure positive operand.
9381 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9382 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9383 (PREDICATE_CODES): Add new predicates.
9384 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9385 (divsi3, modsi3): Ensure positive power-of-2.
9386 (adddi3): Use new predicate. Split 32-bit constants more
9387 correctly. Re-arrange splitter to handle any constant.
9388 (subdi3): Use new predicate.
9389 (divdi3, moddi3): Ensure positive power-of-2.
9390 (movdi): Use rs6000_emit_set_const.
9391 (load_toc_v4_pic_di): Delete.
9393 2001-07-31 Graham Stott <grahams@redhat.com>
9395 * function.c (pad_below): Revert 2001-07-26 patch.
9397 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9399 * reg-stack (convert_regs_1): Fix best edge condition.
9401 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9403 * jump.c (duplicate_loop_exit_test): Better test for jumps
9404 entering the loop; create loop pre_header.
9406 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9408 * doc/install.texi: Add s390 and s390x as new targets.
9409 * doc/invoke.texi: Add documentation of S/390 and zSeries
9411 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9413 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9415 * config/m68k/m68k.md: Replace all general_operand with
9416 nonimmediate_operand for all destinations.
9417 * config/m68k/m68k.c (not_sp_operand): Likewise.
9419 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9421 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9423 2001-07-30 Richard Henderson <rth@redhat.com>
9425 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9426 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9428 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9430 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9431 Add missing doc strings
9432 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9433 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9435 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9437 * i386.c (ix86_output_main_function_alignment_hack): New function.
9438 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9440 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9441 edges by EDGE_DFS_BACK flag.
9442 (dump_edge_info): Add dfs_back flag.
9443 * basic-block.h (EDGE_DFS_BACK): New constant.
9444 (mark_dfs_back_edges): Declare.
9445 * alias.c (loop_p): Remove.
9446 (mark_constant_function): Use mark_dfs_back_edges.
9448 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9449 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9450 (compensate_edge): Break out from ...
9451 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9452 (convert_regs_2): Set block_done once block is really done;
9453 Do updating of the predecesors counts.
9455 * toplev.c (rest_of_compilation): Recompute block_for_insn
9456 before post-reload cfg_cleanup.
9457 * function.c (thread_prologue_epilogue_insns):
9458 Call set_block_for_new_insns when emitting prologue directly.
9460 2001-07-30 Andreas Jaeger <aj@suse.de>
9462 * jump.c: Add prototype for mark_modified_reg.
9464 * cse.c (set_live_p): Add unused attribute.
9466 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9468 (scan_for_source_files): Use long for count to avoid overflow.
9469 (output_data): Likewise.
9470 (output_data): Don't use string concatatenation to silence gcc
9473 * predict.c: Fix typos and grammar.
9475 * gcse.c (insert_insn_end_bb): Remove unused variables.
9477 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9479 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9480 (attempt_auto_inc): LIkewise.
9481 (mark_used_reg): Likewise.
9482 (try_pre_increment_1): Likewise.
9483 * regclass.c (regclass): Likewise.
9484 * global.c (allocno_compare): Update comment; change scaling factor.
9485 * local-alloc.c (QTY_CMP_PRI): Likewise.
9486 * regs.h (REG_FREQ_FROM_BB): New.
9487 (REG_FREQ_MAX): Likewise.
9489 2001-07-30 H.J. Lu <hjl@gnu.org>
9491 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9494 2001-07-30 H.J. Lu (hjl@gnu.org)
9496 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9497 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9498 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9500 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9502 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9503 as -mthumb-interwork when -mcpu=arm7 is specified.
9505 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9507 * predict.def (noreturn, loop branch, loop exit): Mark as first
9510 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9512 * combine.c (try_combine): Avoid barrier after noop jumps.
9514 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9516 * cpphash.h (struct cpp_reader): Remove import_warning.
9517 * cpplib.c (skip_rest_of_line): Don't bother turning off
9519 (parse_include): Move include handling to...
9520 (do_include_common): ... here. Move import warning from...
9521 (do_import): ... here.
9522 (do_pragma_poison): Don't do a callback for poison identifiers.
9523 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9524 * cppmain.c (setup_callbacks): Similarly.
9526 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9528 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9529 handle multiple sets.
9530 * except.c (sjlj_mark_call_sites): .... here.
9531 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9533 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9535 Suggested by Richard Henderson and Richard Kenner:
9536 * combine.c (recog_for_combine): Use the fake recog
9537 only if instruction does not match.
9538 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9539 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9541 * combine.c (try_combine): Discover noop jump as direct jump.
9543 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9545 * df.c (df_rd_global_compute): Add successors to worklist, not
9547 (df_ru_global_compute): Ditto.
9549 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9551 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9552 increment REG_N_SETS.
9554 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9556 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9558 * sbitmap.c (sbitmap_a_xor_b): New function.
9559 ifdef the basic block stuff on IN_GCC.
9561 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9563 * cppexp.c (parse_defined): Always record the macro name.
9564 (lex): Don't worry about identifiers, or special-case
9566 (_cpp_parse_expr): Figure out at the end of the routine
9567 whether we saw a valid !defined() expression.
9568 * cppfiles.c (stack_include_file): Update for mi_valid.
9569 (_cpp_pop_file_buffer): Similarly.
9570 * cpplex.c (_cpp_lex_token): Similarly.
9571 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9572 mi_if_not_defined, mi_lexed): Remove.
9574 * cpplib.c (do_if): Simplify.
9575 (do_endif, push_conditional, _cpp_handle_directive): Update
9576 for renaming of mi_state to mi_valid.
9578 * cpp.texi: Add index entries for digraphs, and add comment
9579 that C++ refers to them as alternative tokens.
9581 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9583 * basic-block.h (CLEANUP_PRE_LOOP): New.
9584 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9585 * sibcall.c (optimize_sibling_calls): Likewise.
9586 * toplev.c (rest_of_compilation): Likewise.
9587 * flow.c (try_forward_edges): Take argument MODE;
9588 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9589 (try_optimize_cfg): Update call of try_forward_edges.
9591 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9592 Jan Hubicka <jh@suse.cz>
9594 * (validate_replace_rtx_1): Fix simplification of MINUS.
9596 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9598 PR preprocessor/3669
9599 * cppinit.c (init_dependency_output): Turn off dump requests
9600 if sending dependencies to stdout.
9602 2001-07-28 Richard Henderson <rth@redhat.com>
9604 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9607 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9609 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9611 2001-07-28 Kazu Hirata <kazu@hxi.com>
9613 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9614 is VAR_DECL first to prevent an ICE.
9616 2001-07-28 Richard Henderson <rth@redhat.com>
9618 * varasm.c (immed_real_const_1): Don't elide special cases for
9620 (clear_const_double_mem): Clear const_tiny_rtx too.
9622 2001-07-28 Richard Henderson <rth@redhat.com>
9624 * dwarf2out.c (dw_val_class_offset): New.
9625 (struct dw_ranges_struct, dw_ranges_ref): New.
9626 (ranges_table, ranges_table_allocated): New.
9627 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9628 (add_AT_offset, add_ranges, output_ranges): New.
9629 (print_die, output_die): Handle dw_val_class_offset.
9630 (attr_checksum, size_of_die, value_format): Likewise.
9631 (gen_lexical_block_die): Handle non-contiguous blocks.
9632 (gen_block_die): Likewise.
9633 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9634 if needed. Dump the ranges table.
9635 * final.c (final_start_function): Remove unnecessary notes and
9636 rebuild the block tree before numbering the blocks.
9637 * function.c (reorder_blocks_0): Walk the existing block tree
9638 to unmark all blocks.
9639 (reorder_blocks_1): Create block fragments when duplicate block
9641 (reorder_fix_fragments): New.
9642 (reorder_blocks): Call it.
9643 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9645 2001-07-28 Richard Henderson <rth@redhat.com>
9647 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9649 2001-07-28 Richard Henderson <rth@redhat.com>
9651 * flow.c (add_to_mem_set_list): New function.
9652 (init_propagate_block_info): Use it.
9653 (mark_set_1): Likewise.
9654 (insn_dead_p): Canonicalize memory address for dead store
9655 comparison. Allow wider mode stores to kill narrower mode stores.
9656 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9657 (invalidate_mems_from_set): Don't handle MEMs.
9659 2001-07-28 Kazu Hirata <kazu@hxi.com>
9661 * config/h8300/h8300.h: Fix formatting.
9663 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9665 * basic-block.h (EDGE_FREQUENCY): New macro.
9666 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
9668 * flow.c (find_sub_basic_blocks): Likewise.
9669 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
9670 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
9672 * predict.c (DEF_PREDICTOR): New argument FLAGS.
9673 (HITRATE): New macro.
9674 (PRED_FLAG_FIRST_MATCH): New constant.
9675 (predictor_info): New field flgags.
9676 (combine_predictions_for_insn): Use DS theory to combine
9677 probabilities; set the edge probabilities when finished.
9678 (estimate_probability): Avoid duplicated matches
9679 of LOOP_BRANCH heuristics for nested loops; update comment.
9680 * predict.def: Add flags for each prediction, set probabilities
9681 according to B&L paper.
9682 * predict.h (DEF_PREDICTOR): New argument FLAGS.
9684 * profile.c (compute_branch_probabilities): Cleanup way the edge
9685 probabilities are computed and REG_BR_PROB notes are dropped; if
9686 values does not match, emit error.
9687 (init_branch_prob): Do error instead of warning when profile driven
9688 feedback is missing or corrupt.
9690 2001-07-27 DJ Delorie <dj@redhat.com>
9692 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
9693 against a constant, try to adjust the compare to have the desired
9694 constant in it so that min/max optimizations happen more often.
9696 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9698 * flow.c (last_loop_beg_note): New function.
9699 (redirect_edge_and_branch): Use it.
9700 (split_edge): Likewise.
9702 * alias.c (loop_p): Avoid uninitialized memory access.
9704 * flow.c (try_forward_edges): Avoid accessing freed memory.
9706 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
9709 2001-07-26 Andrew Haley <aph@redhat.com>
9710 Joern Rennecke <amylaar@redhat.com>
9712 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
9713 (SUBTARGET_CPP_ENDIAN_SPEC): New.
9714 (SUBTARGET_CPP_SPEC): New.
9716 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
9717 (SUBTARGET_CPP_PTR_SPEC): New.
9718 (CPP_DEFAULT_CPU_SPEC): New.
9719 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
9720 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9721 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
9722 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9723 (SUBTARGET_CPP_SPEC): Define as an empty string.
9725 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9727 * doc/install.texi (Configuration): Properly link the host
9728 specific instructions also when generating HTML.
9730 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
9732 * flow.c (redirect_edge_and_branch_force): Test
9733 target->global_live_at_start.
9735 2001-07-26 Richard Henderson <rth@redhat.com>
9737 * simplify-rtx.c (avoid_constant_pool_reference): Export.
9738 * rtl.h (avoid_constant_pool_reference): Declare it.
9739 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
9740 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
9742 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9744 * rtl.h (cleanup_barriers): Declare.
9745 * jump.c (cleanup_barriers): New function.
9746 * toplev.c (rest_of_compilation): Call cleanup_barriers
9747 before loop optimizer and after bb_reorder.
9749 * flow.c (back_edge_of_syntactic_loop_p): New.
9750 (split_edge): Use it.
9752 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9754 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
9756 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
9758 * cse.c (cse_process_notes): Replace any registers if the address
9761 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
9763 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
9764 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
9765 (propagate_block): Update prototype.
9766 * flow.c (update_life_info): Simplify the CFG and
9767 recalculate the global regs which are alive when
9768 removing dead code during a global update.
9769 (propagate_block): Return non-zero if an INSN is
9772 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9774 * Makefile.in (LIBICONV): Define.
9776 2001-07-26 Catherine Moore <clm@redhat.com>
9778 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
9779 of conditional to avoid tree checking errors.
9781 2001-07-26 Kazu Hirata <kazu@hxi.com>
9783 * regmove.c (regmove_optimize): Don't replace a reg with
9784 another reg of a different mode.
9786 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
9788 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
9789 limit length of dependency flush list.
9790 * params.h (MAX_PENDING_LIST_LENGTH): Define.
9791 * sched-int.h (struct deps): Add pending_flush_length field.
9792 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
9793 has 1 element in it.
9794 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
9795 (sched_analyze): After a jump, if the pending memory flush list is too
9796 large, flush the pending lists.
9797 (init_deps): Initialize pending_flush_length to 0.
9798 * doc/invoke.texi (max_pending_list_length): Document parameter.
9800 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9802 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9803 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9804 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9806 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9808 * cpphash.h (struct_lexer_state): Delete was_skipping.
9809 Move skipping here from struct cpp_reader.
9810 * cpplex.c (parse_identifier): Update.
9811 (_cpp_lex_token): Don't skip tokens in a directive.
9812 * cpplib.c (struct if_stack): Update.
9813 (start_directive, end_directive): Don't change skipping state.
9814 (_cpp_handle_directive): Update.
9815 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9816 (do_else, do_endif): Update; only check for excess tokens if not
9817 in a skipped conditional block.
9818 (push_conditional): Update for new struct if_stack.
9820 2001-07-26 Graham Stott <grahams@redhat.com>
9822 * function.c (locate_and_pad_parm): Also pad initial offset
9823 so that the total argument size also includes the padding.
9825 2001-07-26 Graham Stott <grahams@redhat.com>
9827 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9828 change XSTR to XTMPL.
9830 (process_one_cond_exec): Likewise
9832 2001-07-25 Richard Henderson <rth@redhat.com>
9834 * varasm.c (assemble_variable): Create DECL_RTL before setting
9837 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9839 * predict.c (estimate_probability): Avoid duplicated predictions.
9841 * loop.c (find_and_verify_loops): Grok multiple barriers.
9843 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9845 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9847 * dbxout.c: Consistently use putc instead of fputc.
9848 (print_wide_int): New function; call instead of direct fprintf.
9849 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9850 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9851 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9852 (print_int_cst_octal): Likewise.
9853 (print_octal): Show we wrote characters.
9854 (dbxout_type): Set have_used_extensions in more places.
9856 2001-07-25 Catherine Moore <clm@redhat.com>
9858 * config/v850/v850.c (v850_va_arg): Use addr
9859 instead of valist to build incr.
9861 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9863 * flow.c (delete_dead_jumptables): New function.
9864 (life_analyzis): Call it.
9865 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9868 2001-07-25 Richard Henderson <rth@redhat.com>
9870 * except.c (reachable_handlers): Handle a region being removed
9871 out from under a RESX.
9873 2001-07-25 Richard Henderson <rth@redhat.com>
9875 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9876 swap GE/GT if it is an fp comparison.
9878 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9880 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9883 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9885 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9886 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9889 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9891 (visit_expression): When attempting to simplify an expression,
9892 retrieve any modes for arguments before they are simplified
9895 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9896 Janis Johnson <janis@us.ibm.com>
9898 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9899 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9900 pointer parameters to match documented usage of nonlocal_goto.
9901 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9902 parameters to their correct order.
9903 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9904 parameters to their correct order.
9906 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9908 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9910 2001-07-25 Jan Hubicka <jh@suse.cz>
9911 Richard Henderson <rth@redhat.com>
9913 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9915 (make_edges): New argument update_p; populate the edge cache if set.
9916 (find_basic_blocks): Update make_edges invocation.
9918 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9920 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9922 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9924 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9925 -Acpu and -Amachine.h.
9926 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9927 Corrected header to say ELF not a.out.
9928 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9929 when given -msoft-float.
9931 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9933 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9934 extra multilib parts like arm-elf.
9935 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9936 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9937 crtfini.o as extra multilib parts.
9939 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9941 * configure.in: Add rtems as a supported thread model.
9942 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9943 * configure: Rebuilt.
9945 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9947 * stor-layout.c (get_mode_alignment): make it work when
9948 BITS_PER_UNIT is not a power of two.
9949 * builtins.c (get_pointer_alignment): Likewise.
9951 2001-07-24 Richard Henderson <rth@redhat.com>
9953 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
9954 the retrieved constant into the expected mode.
9956 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9958 * flow.c (try_simplify_condjump): Avoid duplicated edges.
9959 (verify_flow_info): Check for duplicated edges; clarify
9962 * flow.c (block_label): Update basic_block_for_insn.
9963 (commit_edge_insertions): Call compute_bb_for_insn.
9965 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
9968 * flow.c (redirect_edge_and_branch,
9969 try_optimize_cfg): Use redirect_edge_succ_nodup
9970 (redirect_edge_succ_nodup): New.
9971 * basic_block.h (redirect_edge_succ_nodup): Declare.
9973 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
9976 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
9978 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
9979 (try_crossjump_to_edge): Update commetns.
9980 (try_crossjump_bb): Likewise.
9982 2001-07-24 Richard Henderson <rth@redhat.com>
9984 * combine.c (distribute_notes): Move set of need_refresh
9985 for noop_move_p down to catch all cases.
9987 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
9989 * recog.c (split_all_insns_noflow): New.
9990 * rtl.h (split_all_insns_noflow): Declare.
9991 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
9992 * m68hc11.c (m68hc11_reorg): Likewise.
9993 * sh.c (machine_dependent_reorg): Likewise.
9994 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
9997 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9999 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10000 (ashlsi3_n splitter): Likewise.
10001 (lshrsi3_n splitter): Likewise.
10003 (GOTaddr2picreg): Make const SImode.
10004 (sym_label2reg): Likewise.
10005 (symGOT2reg): Likewise.
10006 (symGOTOFF2reg) Likewise.
10008 (casesi_worker_0): Make unspec SImode.
10010 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10012 * config/sh/sh.c (barrier_align): Check that an operand really is
10013 an insn before extracting its INSN_CODE.
10015 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10017 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10020 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10021 for SImode to prevent overflow.
10023 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10025 * config/mips/irix6-libc-compat.c: New file.
10026 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10027 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10028 passing workaround.
10030 2001-07-24 lars brinkhoff <lars@nocrew.org>
10032 * rtl.texi (REG_POINTER): Document.
10033 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10034 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10036 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10038 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10040 2001-07-23 Richard Henderson <rth@redhat.com>
10042 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10044 2001-07-23 Kazu Hirata <kazu@hxi.com>
10046 * config/h8300/h8300-protos.h: Add a prototype for
10047 general_operand_dst_push.
10048 * config/h8300/h8300.c (general_operand_dst_push): New.
10049 * config/h8300/h8300.h (OK_FOR_T): New.
10050 (EXTRA_CONSTRAINT): Use it.
10051 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10052 the existing movqi pattern.
10053 (movhi_push): Likewise.
10055 * reload.c: Fix comment typos.
10057 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10059 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10061 2001-07-23 H.J. Lu (hjl@gnu.org)
10063 * doc/extend.texi: Update __builtin_return_address and
10064 __builtin_frame_address.
10066 2001-07-23 Richard Henderson <rth@redhat.com>
10068 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10070 * config/i386/i386.md: New setcc+movzbl peephole2.
10072 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10074 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10075 * objc/objc-act.c: Include debug.h.
10076 (synth_module_prologue): Save and restore debug hooks too.
10078 2001-07-23 lars brinkhoff <lars@nocrew.org>
10080 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10081 and C4X_FLOAT_FORMAT.
10082 (BOOL_TYPE_SIZE): Document.
10084 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10086 * unroll.c (loop_iterations): Fix miscalculation of initial
10089 2001-07-13 Andrew Haley <aph@redhat.com>
10091 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10092 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10093 * config/sh/sh.c (sh_can_redirect_branch): New function.
10094 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10095 * reorg.c (steal_delay_list_from_target): Use
10096 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10098 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10100 * flow.c (try_simplify_condjump): Unlink insn chain on
10101 fallthru edge; use can_fallthru.
10103 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10105 * basic-block.h (find_sub_basic_block): Declare.
10106 * flow.c (make_edges): New arguments MIN and MAX;
10107 (find_sub_basic_blocks): Revamp to use make_edges
10108 and purge_dead_edges.
10109 (find_basic_blocks): Update call of find_sub_basic_block.
10111 * recog.c (split_all_insns): Always expect CFG to be consistent;
10112 call find_sub_basic_blocks in case something has changed.
10113 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10116 * basic-block.h (delete_noop_moves): Declare.
10117 * combine.c (combine_instructions): Call it.
10118 (recog_for_combine): Tolerate noop moves
10119 (distribute_notes): Force refresh when register dies at noop move.
10120 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10122 (life_analysis): Update delete_noop_moves call.
10123 (set_noop_p): Move too ...
10124 * rtlanal.c (noop_move_p): ... here.
10125 * rtl.h (noop_move_p): Declare.
10127 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10128 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10130 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10131 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10133 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10135 * reload.c (push_reload): Fix typo in comment.
10136 (find_reloads_address): Ditto.
10137 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10139 2001-07-22 Richard Henderson <rth@redhat.com>
10141 * flow.c: Grammar check and clarify a lot of comments.
10142 (try_simplify_condjump): Rename variables to be clearer.
10143 (try_forward_edges): Skip complex and fallthru edges.
10144 Rearrange tests to avoid duplicate checks.
10145 (flow_find_cross_jump): Likewise.
10146 (outgoing_edges_match): Allow match if neither branch has
10147 probability data. Loosen probability match to 5%.
10148 (try_crossjump_to_edge): Hoist repeated indirection into
10150 (try_crossjump_bb): Don't check complex edges. Eliminate
10151 redundant crossjump tests.
10152 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10153 checks before more expensive checks.
10155 2001-07-22 Richard Henderson <rth@redhat.com>
10157 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10158 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10161 2001-07-22 Richard Henderson <rth@redhat.com>
10163 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10164 (const_sint32_operand): Likewise.
10165 * m68k.md (anon mulsi pattern): Use const_int_operand not
10166 const_sint32_operand.
10167 (umulsi3_highpart): Zero extend a constant input.
10168 (smulsi3_highpart): Don't bother checking SImode constant.
10169 (const_umulsi3_highpart): Give op3 DImode.
10170 (const_smulsi3_highpart): Likewise.
10172 2001-07-22 Richard Henderson <rth@redhat.com>
10174 * flow.c (split_block): Make sure bb_note is included in the
10175 new block when splitting before a label.
10177 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10179 * basic-block.h (redirect_edge_and_branch_force,
10180 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10181 * flow.c (redirect_edge_and_branch_force,
10182 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10183 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10184 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10185 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10186 instead of label; update CFG after transformation.
10187 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10188 for finishing the transformation; handle even case where ELSE
10189 does not follow THEN.
10190 (find_if_case_2): Update call of dead_or_predictable; simplify
10193 * emit-rtl.c (split_branch_probability): New global variable.
10194 (try_split): Take care to set split_branch_probability and
10195 create REG_BR_PROB note for new jump insns.
10196 * md.texi (define_split): Document new feature.
10198 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10200 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10202 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10203 (asm_out_file): Remove redundant declaration.
10204 (assemble_asm): Remove old #if 0 block.
10205 (assemble_variable): Remove end of function; debug output is
10206 now handled with global_decl. Remove old #if 0 block. Update.
10207 Remove saved_in_section and associated no-op code.
10208 * Makefile.in (varasm.o): Correct dependencies.
10210 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10212 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10213 the definition in defaults.h.
10215 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10217 * jump.c: Update comments.
10218 (delete_barrier_successors, delete_unreferenced_labels,
10219 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10220 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10221 jump_optimize, jump_optimize_minimal): Kill.
10222 (rebuild_jump_labels): Move code from jump_optimize_1.
10223 (purge_line_number_notes): Likewise.
10224 (copy_loop_headers): Likewise.
10225 * reg-stack.c: Update comment.
10226 * stmt.c: Likewise.
10227 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10228 JUMP_AFTER_REGSCAN): Kill.
10229 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10230 purge_line_number_notes and copy_loop_headers.
10232 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10233 Richard Henderson <rth@redhat.com>
10235 * dbxout.c (dbxout_global_decl): New.
10236 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10237 * sdbout.c (sdbout_finish): New.
10238 (sdbout_debug_hooks): Use it, add comments.
10239 (sdbout_global_decl): Defer initialised public vars to
10241 * varasm.c (assemble_variable): Don't output debug information
10242 for file-scope variables.
10244 2001-07-22 Richard Henderson <rth@redhat.com>
10246 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10247 (get_round_mode_suffix): New.
10248 (print_operand): Use them for [/]. Remove support for [&'`()+].
10249 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10250 * config/alpha/alpha.md (attr round_suffix): New.
10251 (attr trap_suffix): New.
10252 (all insns): Set them appropriately. Use %/ instead of the
10253 myriad punctuators.
10255 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10257 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10259 2001-07-22 Richard Henderson <rth@redhat.com>
10261 * regrename.c (regrename_optimize): Compute nregs for each
10262 potential target register.
10264 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10265 Richard Henderson <rth@redhat.com>
10267 * dbxout.c (dbxout_global_decl): New.
10268 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10269 * sdbout.c (sdbout_finish): New.
10270 (sdbout_debug_hooks): Use it, add comments.
10271 (sdbout_global_decl): Defer initialised public vars to
10273 * varasm.c (assemble_variable): Don't output debug information
10274 for file-scope variables.
10276 2001-07-21 H.J. Lu (hjl@gnu.org)
10278 * config/mips/mips.c (mips_cpu): Moved into ...
10279 (override_options): Here.
10281 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10283 (mips_cpu): Removed.
10285 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10287 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10288 ("iorqi3"): Likewise.
10289 ("xorqi3"): Likewise.
10290 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10291 ("*subhi3_sp): Likewise.
10292 ("*subhi3"): Likewise.
10293 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10296 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10298 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10299 * config/freebsd.h: Likewise.
10300 * config/linux.h: Likewise.
10301 * config/openbsd.h: Likewise.
10302 * config/alpha/linux-elf.h: Likewise.
10303 * config/arm/linux-elf.h: Likewise.
10304 * config/d30v/d30v.h: Likewise.
10305 * config/fr30/fr30.h: Likewise.
10306 * config/ia64/aix.h: Likewise.
10307 * config/ia64/ia64.h: Likewise.
10308 * config/mips/linux.h: Likewise.
10309 * config/pj/pj.h: Likewise.
10310 * config/rs6000/linux.h: Likewise.
10311 * config/sparc/linux.h: Likewise.
10312 * config/sparc/linux64.h: Likewise.
10314 2001-07-20 Bruce Korb <bkorb@gnu.org>
10316 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10317 because getc() and char* may disagree on signedness.
10319 2001-07-20 Richard Henderson <rth@redhat.com>
10321 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10323 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10324 insns to delete in the presence of cc0 in a jump insn.
10326 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10327 Jan Hubicka <jh@suse.cz>
10329 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10330 of doing the change by hand.
10332 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10334 * rtlanal.c (set_noop_p): Return true for noop jumps.
10336 * expr.c (emit_single_push_insn): Add call to push expander.
10337 * expr.h (optab_index): Add OTI_push
10338 (push_optab): New constant.
10339 * genopinit.c (optabs): Add push_optab.
10340 * optabs.c (init_optab): Init push optab.
10341 * md.texi (push??1): Document
10343 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10345 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10346 expand to emit the pattern; put a REG_INC note for push/pop
10348 ("movdf", "movdf_internal"): Likewise.
10349 ("movsi", "movsi_internal"): Likewise.
10350 ("movsf", "movsf_internal"): Likewise.
10351 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10353 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10355 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10358 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10360 * params.def: Change default max inline insns to 100.
10362 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10364 * combine.c (combine_simplify_rtx): Generate a new shift operation
10365 when simplifying the first operand of a (neg (ashift)) expression.
10367 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10369 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10371 2001-07-20 Kelley Cook <kelley.cook@home.com>
10373 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10374 information. Move rest into ...
10375 (*-*-solaris): ... here. Eliminate redundant information and
10376 reword necessary packages section. Delete 4.x assembler bug info.
10377 (sparc-sun-*): Merge into ...
10378 (sparc-sun-sunos*): here.
10380 2001-07-20 Catherine Moore <clm@redhat.com>
10382 * config/v850/v850.md (casesi): Generate LABEL_REF
10385 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10387 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10388 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10389 * i386.md (strclrsi expander): Use it.
10391 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10393 * integrate.c (copy_insn_list): handle
10394 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10395 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10396 identically as to CODE_LABEL.
10398 * fold-const (fold): Convert A/B/C to A/(B*C) and
10401 * except.c (connect_post_landing_pads): Delete the RESX insns.
10403 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10405 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10407 * config/mips/mips.md (nmadd/nmsub): Use macro.
10409 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10411 * cppinit.c (remove_dup_dir): Make static.
10412 (remove_dup_dirs): Make static. Only warn about preempting a
10413 system directory with a non-system directory.
10415 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10417 * ifcvt.c (noce_try_store_flag_constants): Correct order
10418 of parameters to trunc_int_for_mode.
10420 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10422 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10423 an exception that will be caught within this function, do not fill
10424 its delay slot with any subsequent instruction.
10426 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10428 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10429 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10430 pointer extension instruction.
10431 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10432 * simplify-rtx.c (simplify_unary_operation) Likewise.
10433 * explow.c (convert_memory_address) Check value of
10434 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10436 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10437 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10438 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10439 Add Multilib Support.
10440 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10441 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10442 Add Multilib Support.
10443 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10445 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10446 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10447 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10449 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10451 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10452 old and new operands in `<', `3' and `b'.
10454 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10456 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10457 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10458 (toplev.o): Don't depend on xcoffout.h.
10459 * c-decl.c: Include debug.h
10460 (duplicate_decls): Use debug hook.
10461 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10462 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10463 (dbxout_types): Remove.
10464 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10465 * debug.c (do_nothing_debug_hooks): Update.
10466 (debug_true_tree, debug_nothing_rtx): New.
10467 * debug.h (struct rtx_def): New.
10468 (struct gcc_debug_hooks): New hooks ignore_block,
10469 outlining_inline_function and label.
10470 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10471 dwarf2out_frame_finish): New.
10472 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10473 Make static, update prototype.
10474 (dwarf2_debug_hooks): Update.
10475 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10476 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10477 * dwarfout.c (dwarf_debug_hooks): Update.
10478 * emit-rtl.c: Include debug.h.
10479 (remove_unnecessary_notes): Use debug hook.
10480 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10481 (final_scan_insn): Use debug hook.
10482 * integrate.c (output_inline_function): Use debug hook.
10483 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10484 (sdb_debug_hooks): Update.
10485 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10486 * toplev.c: Don't include xcoffout.h.
10487 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10488 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10490 * tree.h (dwarf2out_do_frame): Remove.
10492 2001-07-19 Catherine Moore <clm@cygnus.com>
10494 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10496 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10498 * reload1.c (eliminate_regs_in_insn): When updating a set
10499 to the frame pointer to the hardware frame pointer, perform
10500 the update always not just when REPLACE is set.
10502 * reload1.c (choose_reload_regs): Don't inherit a reload
10503 that crosses multiple registers if registers past the first
10504 don't fit in the desired class.
10506 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10507 when negating constants.
10509 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10511 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10512 * doc/tree.texi: Ditto.
10514 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10515 Jakub Jelinek <jakub@redhat.com>
10517 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10518 (extract_cie_info): Handle "eh" augmentation properly,
10520 (struct frame_state, __frame_state_for): New.
10522 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10524 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10525 HANDLE_SYSV_PRAGMA): Define.
10526 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10528 (copy_object): Caller changed.
10530 2001-07-19 Andreas Schwab <schwab@suse.de>
10532 * configure.in (assembler dwarf2 debug_line support): Define nop
10534 * configure: Regenerated.
10536 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10538 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10540 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10541 to conditionally compiled block.
10542 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10543 * dbxout.h (dbxout_function): Remove.
10544 * debug.c (do_nothing_debug_hooks): Update.
10545 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10546 global_decl, deferred_inline_function.
10547 * dwarf2out.c (dwarf2_debug_hooks): Update.
10548 (dwarf2out_global_decl): New.
10549 * dwarfout.c: Don't include dwarfout.h.
10550 (dwarfout_global_decl, dwarfout_function_decl,
10551 dwarfout_deferred_inline_function): New.
10552 (dwarf_debug_hooks): Update.
10553 * dwarfout.h: Remove.
10554 * final.c: Don't include dwarfout.h.
10555 * sdbout.c (sdbout_global_decl): New.
10556 (sdbout_debug_hooks): Update.
10557 * toplev.c: Don't include dwarfout.h.
10558 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10559 (note_deferral_of_defined_inline_function): Remove.
10560 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10561 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10562 * ch/lex.c: Don't include dwarfout.h.
10563 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10564 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10565 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10566 * cp/optimize.c: Include debug.h.
10567 (maybe_clone_body): Use debug hook.
10568 * cp/semantics.c: Include debug.h.
10569 (expand_body): Use debug hook.
10570 * po/POTFILES.in: Remove dwarfout.h.
10572 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10574 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10575 * c-parse.in (yyerror, _yylex): Similarly.
10576 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10577 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10579 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10580 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10582 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10584 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10585 in-class declaration at -g1. Fixes c++/2814.
10587 2001-07-18 Richard Henderson <rth@redhat.com>
10589 * doc/md.texi (reload_in/out): Document restrictions in predicates
10590 and constraints for these patterns. Document empty string matching
10593 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10595 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10597 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10599 * cse.c: Undo my previous patch.
10601 2001-07-18 Tom Tromey <tromey@redhat.com>
10604 * configure: Rebuilt.
10605 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10607 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10609 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10610 Jan Hubicka <jh@suse.cz>
10612 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10613 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10614 * jump.c (mark_jump_label): Do not forward branches.
10616 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10618 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10619 when return value is unused.
10621 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10623 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10625 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10627 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10628 on error. We can't blindly return the result of
10629 pthread_mutex_trylock because it returns a positive number on
10630 error, while we must return -1 on error.
10631 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10633 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10635 2001-07-18 Andreas Jaeger <aj@suse.de>
10637 * integrate.c (output_inline_function): Correct type of debug_hooks.
10639 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10641 * combine.c (combine_simplify_rtx): DIV can be treated
10642 associatively for floats if unsafe math optimisations are enabled.
10644 2001-07-17 Richard Henderson <rth@redhat.com>
10646 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10648 2001-07-17 Richard Henderson <rth@redhat.com>
10650 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10651 don't force the function address into a register.
10652 (expand_call, emit_library_call_value_1): Update callers.
10653 * builtins.c (expand_builtin_apply): Likewise.
10654 * expr.h (prepare_call_address): Update decl.
10656 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
10658 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
10660 * config/i386/chorus.h: Move up.
10661 * config/sparc/chorus.h: Likewise.
10662 * config/rs6000/chorus.h: Likewise.
10663 * config/chorus.h: Moved here.
10665 2001-07-17 Andreas Schwab <schwab@suse.de>
10667 * configure.in (assembler eh_frame optimization): Handle big
10669 * configure: Regenerated.
10671 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
10673 * expr.c (epxand_expr): Convert divisions into multiplications by
10674 reciprocals if -ffast-math.
10676 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
10678 * dbxout.c (dbxout_really_begin_function): Rename to
10679 dbxout_begin_function.
10680 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10681 (dbxout_begin_function): Remove.
10682 (dbxout_function): Update.
10683 (dbxout_source_line): Update prototype.
10684 * dbxout.h (dbxout_begin_function): Remove.
10685 * debug.c (do_nothing_debug_hooks): Update.
10686 (debug_nothing_tree): Update.
10687 (debug_nothing_charstar_rtx): Remove.
10688 * debug.h (union tree_node): Declare.
10689 (struct rtx_def): Remove.
10690 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
10691 begin_function. Change source_line prototype.
10692 (debug_nothing_tree): New.
10693 (debug_nothing_charstar_rtx): Delete.
10694 (dwarf2out_begin_prologue): Moved from ...
10695 * tree.h: ... here.
10696 * dwarf2out.c (dwarf2_debug_hooks): Update.
10697 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
10698 debug info, call dwarf2out_source_line.
10699 (dwarf2out_souce_line): Update prototype.
10700 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
10701 Change prototype, make static.
10702 (dwarfout_source_line): Update prototype.
10703 (dwarf_debug_hooks): Update.
10704 * dwarfout.h (dwarfout_begin_function): Remove.
10705 * final.c (final_start_function, final_scan_insn): Use appropriate
10706 debug hooks, update to use notice_source_line.
10707 (output_source_line): Rename notice_source_line. Don't call the
10708 source_line debug hook.
10709 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
10710 make static, update prototype.
10711 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
10713 (sdbout_end_prologue): New.
10714 (sdbout_source_line): Update prototype.
10715 (sdbout_debug_hooks): Update.
10716 (sdbout_symbol): Remove unused var.
10717 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
10719 * varasm.c: Include debug.h.
10720 (assemble_start_function): Use begin_function debug_hook.
10721 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10722 update with prototype.
10723 (xcoffout_source_line): Update prototype.
10724 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10726 (xcoffout_source_line): Update prototype.
10728 2001-07-17 Richard Henderson <rth@redhat.com>
10730 * c-typeck.c (build_binary_op): Do not shorten unsigned
10731 right shift after sign extension.
10733 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
10735 * combine.c (combine_simplify_rtx): Attempt to simplify
10736 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
10738 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
10739 (simplify_binary_operation, simplify_unary_operation,
10740 simplify_relational_operation): Use it.
10742 * combine.c (combine_simplify_rtx): Don't do associative law
10743 on divisions; allow associative law on floats.
10745 2001-07-17 H.J. Lu <hjl@gnu.org>
10746 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10748 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
10749 ASM_OUTPUT_WEAK_ALIAS are defined.
10750 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
10751 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
10753 * config/mips/iris5.h: ... here.
10754 (HANDLE_SYSV_PRAGMA): Defined as 1.
10755 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
10756 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
10759 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10761 * c-parse.in (all_prefix_attributes): New variable.
10762 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
10763 (maybe_resetattrs): New production.
10764 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
10765 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
10766 notype_initdcl, nested_function, notype_nested_function,
10767 component_decl, components, components_notype,
10768 component_declarator, component_notype_declarator,
10769 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
10770 ivars, mydecl, myparm): Update. Avoid prefix attributes just
10771 after a comma being applied to more than one declarator.
10772 * doc/extend.texi (Attribute Syntax): Update. Remove
10773 documentation of bugs that are no longer present.
10775 2001-07-13 Eric Christopher <echristo@redhat.com>
10777 * config/mips/mips.h: Change TUNE_MIPS* options to use
10779 (EXTRA_SPECS): Add cc1_cpu_spec.
10780 * config/mips/mips.md (muldf3): Fix typo.
10782 2001-07-16 Richard Henderson <rth@redhat.com>
10784 * config/m68k/m68k.c: Include expr.h and reload.h.
10785 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
10786 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
10788 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10789 Richard Henderson <rth@redhat.com>
10791 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
10792 (insn_live_p): Fix fall off end of function.
10793 (dead_libcall_p): Remove COUNTS argument; update callers.
10794 (delete_trivially_dead_insns): Remove unused variables.
10796 2001-07-17 Andreas Jaeger <aj@suse.de>
10798 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10799 x86-64 pic support.
10801 * lcm.c (optimize_mode_switching): Avoid warning for unused
10802 variable if !NORMAL_MODE.
10804 * flow.c (try_crossjump_to_edge): Remove unused variable.
10806 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10808 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10809 atexit declaration in stdlib.h.
10811 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10813 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10815 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10817 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10818 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10819 do rebuild_jump_labels instead of jump_optimize
10820 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10821 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10822 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10824 * flow.c: Include timevar.h
10825 (find_basic_block): Push/pop timevar;
10826 (cleanup_cfg): Likewise.
10827 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10828 * Makefile: Add dependencies on timevar.h
10830 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10831 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10833 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10834 * toplev.c (rest_of_compilation): Update calls.
10835 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10836 (delete_trivially_dead_insns): ... here; accept new argument
10837 preserve_basic_blocks; preserve basic blocks if set.
10839 * reg-stack.c (stack_regs_mentioned): Return 0 if
10840 stack_regs_mentioned_data is not initialized.
10841 (reg_to_stack): Make stack_regs_mentioned survive after the
10842 reg-stack is completted; do not call cleanup_cfg.
10843 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10844 make cleanup_cfg after bb-reorder to output to debug file.
10846 2001-07-16 Richard Henderson <rth@redhat.com>
10848 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10849 from int_reg_class_contents.
10851 2001-07-16 Richard Henderson <rth@redhat.com>
10853 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10854 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10855 (init_reg_sets_1): Move initialization from cse_main.
10856 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10857 (cse_main): Move its initialization also.
10858 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10859 * flow.c (propagate_one_insn): Likewise.
10860 * gcse.c (compute_hash_table): Likewise.
10861 (compute_kill_rd, compute_store_table): Likewise.
10862 * sched-deps.c (sched_analyze_1): Likewise.
10864 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10866 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10869 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10871 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10872 in if statement so we don't access undefined memory.
10874 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10876 * gcse.c: Update comment at top.
10877 Update comment on mem handling.
10878 mem_last_set, mem_first_set, mem_set_in_block: gone.
10879 Declaration of reg_set_info: gone.
10880 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10881 pointless with load_killed_in_block_p (they are *more*
10882 conservative then it, not less, and less accurate).
10883 (oprs_not_set_p): Ditto.
10884 (alloc_gcse_mem): Don't allocate mem_set_in_block
10885 (free_gcse_mem): Don't free it, either.
10886 (record_last_mem_set_info): Update comment in front, remove
10887 mem_*set_* stuff. Note the reason we don't handle stores directly
10889 (compute_hash_table): Update comments to reflect reality. Remove
10890 mem_*set_* references.
10891 (reset_opr_set_tables): Remove mem_*set_* references.
10892 (mark_call): Ditto.
10893 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10894 (mark_clobber): Ditto (on both parts, we double set here too).
10895 (expr_killed_p): Remove mem_set_in_block test.
10896 (compute_transp): Remove mem_set_in_block test.
10898 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10899 of edge, and removal of phi alternative to dump file.
10900 (ssa_ccp_substitute_constants): Add note about register now being
10901 constant, and which uses were replaced in what insns to dump file.
10903 2001-07-16 Andreas Jaeger <aj@suse.de>
10905 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10906 variables of type HOST_WIDEST_INT.
10908 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10909 (__bb_exit_func): Correct type of count_max to avoid overflow.
10910 (num_digits): Handle long long argument.
10912 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10914 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10916 * output.h (sdb_begin_function_line): Restore as an extern
10918 * sdbout.c (sdb_begin_function_line): Make extern.
10920 2001-07-15 Richard Henderson <rth@redhat.com>
10922 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10923 * genrecog.c (maybe_both_true_mode): New.
10924 (maybe_both_true_2): Use it.
10925 (write_switch): Don't put Pmode in a switch.
10926 * rtl.c (mode arrays): Don't explicitly size them.
10928 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10930 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10931 handling; move unconditional splitting before mode switching.
10933 * i386.md (type): Add fistp type.
10934 (i387, length_attr, scheduling definitions): Handle this type.
10935 (fix_trunc?f?i2): Revamp to use mode switching.
10936 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10937 * i386.h (fp_cw_mode): New enum
10938 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10939 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10941 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10943 * Makefile.in (integrate.o): Add debug.h.
10944 * integrate.c (debug.h): Add.
10945 (output_inline_function): Save, reset, and restore debug_hooks.
10947 2001-07-15 Richard Henderson <rth@redhat.com>
10949 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10950 instead of COMPARE for the EQUIV expression.
10952 2001-07-15 Richard Henderson <rth@redhat.com>
10954 * flow.c (redirect_edge_and_branch_force): Initialize
10955 global_live_at_start and global_live_at_end.
10956 (allocate_bb_life_data): Export.
10957 * basic-block.h (allocate_bb_life_data): Declare.
10958 * toplev.c (rest_of_compilation): Call it.
10960 2001-07-15 Richard Henderson <rth@redhat.com>
10962 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
10963 (alpha_tablejump_best_label): New.
10964 * config/alpha/alpha-protos.h: Declare them.
10965 * config/alpha/alpha.md: Use braced strings for code blocks.
10966 (tablejump_osf): Break out add with r29.
10967 (tablejump_osf_internal): Remove.
10968 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
10969 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
10971 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10973 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
10976 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
10978 * i386-protos.h (ix86_split_fp_branch): Update prototype.
10979 (ix86_fp_jump_nontrivial_p): New.
10980 * i386.md (fp_jcc_?): Update call of split_fp_branch;
10981 use ix86_fp_jump_nontrivial_p.
10982 * i386.c (ix86_fp_jump_nontrivial_p): New.
10983 (ix86_split_fp_branch): Accept code instead of rtx.
10984 (ix86_expand_compare): Expand comparison early in case
10985 doing so is resonably cheap.
10987 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
10989 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
10991 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
10992 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
10994 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
10996 * dbxout.c (dbxout_source_line): Make static, update prototype.
10997 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
10998 (dbxout_init, dbxout_finish, dbxout_source_line,
10999 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11000 * dbxout.h (dbxout_source_line): Delete.
11001 * debug.c (debug_nothing_file, debug_nothing_file_int,
11002 debug_nothing_file_charstar_rtx): New.
11003 (do_nothing_debug_hooks): Update.
11004 (debug_nothing_void, debug_nothing_charstar_rtx,
11005 dwarf2out_end_epilogue): New.
11006 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11007 * debug.h (struct rtx_def): Declare.
11008 (gcc_debug_hooks): New hooks source_line, end_epilogue
11010 (debug_nothing_void, debug_nothing_charstar_rtx,
11011 dwarf2out_end_epilogue): New.
11012 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11013 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11014 (dwarf2_debug_hooks): Update.
11015 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11016 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11017 * dwarf2out.h (dwarf2out_source_line): Remove.
11018 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11019 Make static, update prototype.
11020 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11021 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11022 (dwarf_debug_hooks): Update.
11023 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11024 dwarfout_end_function): Remove.
11025 * final.c (profile_function): Use debug hooks for ending functions
11027 (output_source_line, final_end_function): Update prototype,
11029 (final_start_function, final_scan_insn): Update.
11030 * output.h (sdb_begin_function_line): Remove.
11031 (final_end_function): Update prototype.
11032 * sdbout.c (sdb_begin_function_line): Make static.
11033 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11034 (sdbout_source_line): New.
11035 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11037 (sdb_debug_hooks): Update.
11038 (sdbout_init, sdbout_source_line,
11039 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11040 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11041 * toplev.c (compile_file, rest_of_compilation): Update.
11042 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11043 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11044 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11045 Update for prototype changes.
11046 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11047 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11049 2001-07-15 Richard Henderson <rth@redhat.com>
11051 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11052 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11053 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11054 * config/alpha/alpha.c: Likewise.
11055 * config/alpha/alpha.md: Likewise.
11056 * config/alpha/alpha32.h: Likewise.
11057 * config/alpha/vms.h: Likewise.
11058 (OPEN_VMS): Remove.
11060 2001-07-14 Richard Henderson <rth@redhat.com>
11062 * config/alpha/alpha.md: Use define_constants for unspec values.
11063 Substitute throughout.
11065 2001-07-14 Tim Josling <tej@melbpc.org.au>
11067 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11069 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11071 * pa.md: Remove unused constraints from define_split's.
11073 2001-04-14 Richard Henderson <rth@redhat.com>
11075 * ifcvt.c (find_cond_trap): Test for exit block.
11077 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11079 Re-install recently reverted patch.
11080 * emit-rtl.c (try_split): Update mark_jump_label call.
11081 * flow.c (find_sub_basic_blocks): Likewise.
11082 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11083 jump_back_p): Kill.
11084 (mark_all_labels): Kill second parameter.
11085 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11086 (rebuild_jump_labels, jump_optimize_minimal): Update call
11087 of jump_optimize_1.
11088 (jump_optimize_1): Kill crossjumping code.
11089 (mark_jump_label): Kill cross_jump parameter.
11090 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11091 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11092 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11094 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11096 (dump_file_info): Likewise.
11097 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11098 reorganize passes to do reg-stack first, bb-reorder second.
11099 * invoke.texi (-d letters doc): Remove the jump2 pass.
11101 2001-07-14 Richard Henderson <rth@redhat.com>
11103 * ifcvt.c (find_cond_trap): New.
11104 (find_if_header): Call it.
11105 (merge_if_block): Relax existing jump sanity check.
11106 * jump.c (jump_optimize_1): Remove conditional trap handling.
11108 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11110 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11112 (insn_refs_are_delayed): Correct comment.
11113 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11114 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11115 instead of r31. Make associated insn !TARGET_64BIT, and
11116 provide an additional 64-bit insn that clobbers r2.
11117 (divsi3): Likewise.
11118 (udivsi3): Likewise.
11119 (modsi3): Likewise.
11120 (umodsi3): Likewise.
11122 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11124 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11126 * flow.c (redirect_edge_and_branch_force, split_edge,
11127 try_crossjump_to_edge): Use set_block_for_new_insns.
11128 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11130 2001-07-13 H.J. Lu (hjl@gnu.org)
11132 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11135 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11137 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11139 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11141 * c-common.c (decl_attributes): Take a pointer to the node to
11142 which attributes are to be attached, and a flags argument.
11143 * c-common.h (enum attribute_flags): New.
11144 (decl_attributes): Update prototype.
11145 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11146 finish_enum, start_function): Update calls to decl_attributes.
11147 * c-parse.in (component_declarator, component_notype_declarator,
11148 label): Update calls to decl_attributes.
11150 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11152 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11153 * config/avr/avr.c (legitimate_address_p): Return value changed
11154 from letter to register classes. For better debugging.
11156 2001-07-13 Kazu Hirata <kazu@hxi.com>
11158 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11160 2001-07-13 H.J. Lu (hjl@gnu.org)
11162 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11164 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11166 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11167 correctly for shared configurations.
11168 * config/t-libgcc-pic: New.
11169 * config/{i386,m68k,sparc}/t-openbsd: New.
11170 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11171 Support -shared. Support debugging libraries with -g.
11172 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11173 frame information does not emit pointer diffs.
11174 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11175 emit pointer diffs.
11177 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11179 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11181 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11183 * combine.c (try_combine): Ensure const_int pow2 is positive.
11185 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11187 * config.gcc: Add configuration for s/390.
11188 * config/s390/s390.c: New. Subroutines for code generation.
11189 * config/s390/s390.h: New. Definitions for s/390.
11190 * config/s390/s390-protos.h: New. Prototypes.
11191 * config/s390/linux.h: New. Definitions for linux for s/390.
11192 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11193 * config/s390/t-linux: New. Makefile fragment.
11194 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11195 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11197 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11199 * emit-rtl.c (try_split): Update mark_jump_label call.
11200 * flow.c (find_sub_basic_blocks): Likewise.
11201 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11202 jump_back_p): Kill.
11203 (mark_all_labels): Kill second parameter.
11204 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11205 (rebuild_jump_labels, jump_optimize_minimal): Update call
11206 of jump_optimize_1.
11207 (jump_optimize_1): Kill crossjumping code.
11208 (mark_jump_label): Kill cross_jump parameter.
11209 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11210 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11211 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11213 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11215 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11216 reorganize passes to do reg-stack first, bb-reorder second.
11217 * invoke.texi (-d letters doc): Remove the jump2 pass.
11219 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11221 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11223 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11225 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11227 (verify_flow_info): Make diagnostics prettier.
11229 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11231 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11233 * flow.c (outgoing_edges_match): Return early if condition reversal
11236 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11238 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11239 (mips_move_2words): When splitting a move into two instructions,
11240 prefix the second address operand with '%D'.
11242 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11244 * Makefile.in (final.o): Depend on debug.h.
11245 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11246 (dbx_debug_hooks): Add new hooks.
11247 (xcoff_debug_hooks): New.
11248 * debug.c (debug_nothing_file_int_int): New.
11249 (do_nothing_debug_hooks): Update.
11250 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11251 (debug_nothing_file_int_int): New.
11252 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11253 static, update prototype.
11254 (dwarf2_debug_hooks): Update.
11255 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11256 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11257 static, update prototype.
11258 (dwarf_debug_hooks): Update.
11259 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11260 * final.c: Include debug.h.
11261 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11262 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11263 static, update prototype.
11264 (sdb_debug_hooks): Update.
11265 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11266 * toplev.c: Distinguish between xcoff and dbx.
11268 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11269 Call all debug hooks, not just dwarf ones.
11271 2001-07-11 Timothy Wall <twall@redhat.com>
11273 * config.gcc: Add configuration for AIX5/IA64.
11274 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11275 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11276 support prefix/suffix code.
11277 * config/ia64/t-aix: New. Makefile fragment.
11278 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11280 2001-07-11 Kazu Hirata <kazu@hxi.com>
11282 * recog.c (validate_change): Fix a comment typo.
11284 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11286 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11287 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11289 * dbxout.c (dbx_debug_hooks): Add new hooks.
11290 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11292 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11294 * dbxout.h (dbxout_start_new_source_file,
11295 dbxout_resume_previous_source_file): Delete.
11296 * debug.c (do_nothing_debug_hooks): Add new hooks.
11297 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11298 (debug_nothing_int_charstar, debug_nothing_int): New.
11299 * debug.h (gcc_debug_hooks): New hooks define, undef,
11300 start_source_file and end_source_file.
11301 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11302 (debug_nothing_int_charstar, debug_nothing_int): New.
11303 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11304 the conditionally compiled section.
11305 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11306 dwarf2out_define, dwarf2out_undef): Make static.
11307 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11308 dwarf2out_define, dwarf2out_undef): Remove.
11309 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11310 (dwarfout_start_source_file, dwarfout_end_source_file,
11311 dwarfout_define, dwarfout_undef): Make static.
11312 (dwarfout_start_source_file_check,
11313 dwarfout_end_source_file_check): New.
11314 (dwarfout_define, dwarfout_finish): Update.
11315 * dwarfout.h (dwarfout_start_new_source_file,
11316 dwarfout_resume_previous_source_file, dwarfout_define,
11317 dwarfout_undef): Remove.
11318 * sdbout.c (sdb_debug_hooks): Add new hooks.
11319 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11321 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11322 make static, take an arg.
11323 * sdbout.h (sdbout_start_new_source_file,
11324 sdbout_resume_previous_source_file): Delete.
11325 * toplev.c (debug_start_source_file, debug_end_source_file,
11326 debug_define, debug_undef): Delete.
11327 * toplev.h (debug_start_source_file, debug_end_source_file,
11328 debug_define, debug_undef): Delete.
11330 * java/jcf-parse.c: Include debug.h.
11331 (parse_class_file): Update to use debug hooks directly.
11332 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11334 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11336 * alias.c (set_mem_alias_set): New function.
11337 * rtl.h (set_mem_alias_set): Declare it.
11338 * builtins.c (expand_builtin_return_addr): Call it instead of
11339 using MEM_ALIAS_SET accessor.
11340 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11341 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11342 (expand_builtin_va_copy):Likewise.
11343 * caller-save.c (setup_save_areas): Likewise.
11344 * calls.c (compute_argument_addresses): Likewise.
11345 * explow.c (set_mem_attributes): Likewise.
11346 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11347 (expand_assignment, store_constructor_field, store_field): Likewise.
11348 (expand_expr_unaligned): Likewise.
11349 * function.c (assign_stack_temp_for_type): Likewise.
11350 (put_reg_into_stack, gen_mem_addressof): Likewise.
11351 * ifcvt.c (noce_try_cmove_arith): Likewise.
11352 * reload1.c (reload, alter_reg): Likewise.
11353 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11354 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11355 (alpha_expand_unaligned_store): Likewise
11356 (alpha_expand_unaligned_load_words): Likewise.
11357 (alpha_expand_unaligned_store_words): Likewise.
11358 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11359 (alpha_expand_epilogue): Likewise.
11360 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11361 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11362 * config/i386/i386.c (legitimize_pic_address): Likewise.
11363 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11364 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11365 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11366 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11367 * config/mips/mips.c (mips_va_arg): Likewise.
11368 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11369 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11370 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11371 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11372 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11373 (rs6000_emit_epilogue): Likewise.
11374 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11375 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11376 * config/v850/v850.c (v850_va_arg): Likewise.
11378 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11380 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11381 when fallthru edge is present.
11382 (mege_blocks): Handle case where creation of jump insn
11385 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11386 CLEANUP_POST_REGSTACK): New constants.
11387 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11388 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11389 * output.h (cleanup_cfg): Update prototype.
11390 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11391 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11392 cleanup_cfg call; kill missleading comment.
11393 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11394 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11395 parameter; control optimizations performed using it.
11396 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11397 try_crossjump_bb): New functions.
11399 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11401 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11403 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11404 pa_output_function_prologue.
11405 * pa-protos.h (pa_output_function_prologue): New prototype.
11407 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11409 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11410 and low to get correct sign extension in low+high test.
11412 2001-07-11 Janis Johnson <janis@us.ibm.com>
11414 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11415 for large hit count.
11417 * profile.c (branch_prob): Fix .bbg info for computed gotos
11420 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11422 * stmt.c (parse_output_constraint): New function, split out
11424 (expand_asm_operands): ... here. Use parse_output_constraint.
11425 * tree.h (parse_output_constraint): Declare it.
11427 2001-07-11 Richard Henderson <rth@redhat.com>
11429 * bitmap.c: Comment some functions; fiddle whitespace.
11430 (bitmap_free): Don't export.
11431 (bitmap_element_allocate): Use memset.
11432 * bitmap.h (bitmap_free): Don't declare.
11434 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11436 * gcse.c, lcm.c, sched-deps.c:
11437 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11439 * flow.c (flow_loops_find): Free dom if we found no loops, since
11440 we aren't going to save it.
11442 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11445 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11447 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11449 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11451 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11452 #ifndef DWARF2_DEBUGGING_INFO.
11454 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11456 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11458 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11460 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11461 reverse a branch if a NE comparison is implemented with GTU.
11463 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11464 H.J. Lu <hjl@gnu.org>
11466 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11467 constant addresses.
11468 (call_internal2): Likewise.
11469 (call_value_internal1): Likewise.
11470 (call_value_internal2): Likewise.
11471 (call_value_multiple_internal1): Likewise.
11472 (call_value_multiple_internal2): Likewise.
11474 2001-07-10 Kazu Hirata <kazu@hxi.com>
11476 * calls.c (emit_library_call_value_1): Fix a comment typo.
11477 * dwarf2out.c (mem_loc_descriptor): Likewise.
11478 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11480 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11482 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11484 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11486 * recog.c (offsettable_address_p): Handle LO_SUM case.
11487 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11488 instead of plus_constant.
11490 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11492 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11493 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11495 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11497 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11498 adjust_address_nv instead of plus_constant.
11500 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11502 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11503 dwarf2out.o): Depend on debug.h, wrap long lines.
11504 * dbxout.c: Include debug.h.
11505 (dbx_debug_hooks): New.
11506 (dbxout_init): Make static, take just 2 args.
11507 (dbxout_finish): Make static.
11508 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11509 * debug.c: New file.
11510 * debug.h: New file.
11511 * dwarf2out.c: Include debug.h.
11512 (dwarf2_debug_hooks): New.
11513 (dwarf2out_init): Make static.
11514 (dwarf2out_finish): Make static, take 2 args.
11515 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11516 * dwarfout.c: Include debug.h.
11517 (dwarf_debug_hooks): New.
11518 (dwarfout_init): Make static.
11519 (dwarfout_finish): Make static, take 2 args.
11520 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11521 * sdbout.c: Include debug.h.
11522 (sdb_debug_hooks): New.
11523 (sdbout_init): Make static, take 2 args.
11524 * sdbout.h (sdbout_init): Delete.
11525 * toplev.c: Include debug.h.
11526 (debug_hooks): New.
11527 (compile_file): Set deubg_hooks based on command line options.
11528 Use the hooks unconditionally rather than conditional compilation.
11530 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11532 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11533 first_insn_after_basic_block_note instead.
11535 * df.c (df_bb_refs_unlink): #if 0 out for now.
11537 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11539 * ssa.h: Add prototype for ssa_const_prop
11540 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11541 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11542 (ssa_fast_dce): Remove unused variable
11544 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11546 * diagnostic.c (finish_diagnostic): Rename to
11547 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11550 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11552 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11555 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11556 (dump_file): Only pad the demangled name with spaces if the
11557 mangled name was padded with spaces.
11559 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11561 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11564 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11566 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11567 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11568 EXPAND_INITIALIZER.
11570 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11571 whether can put offset inside LO_SUM to check mode alignment, not size.
11573 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11575 * doc/tm.texi (Misc): Fix thinko.
11577 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11579 * regmove.c (replace_in_call_usage): Fix warnings.
11580 * sched-deps.c (add_dependence): Fix warnings.
11581 * simplify-rtx.c (simplify_subreg): Likewise.
11582 Return NULL_RTX instead of NULL.
11584 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11585 (subst_asm_stack_regs): Likewise.
11587 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11590 * dwarf2out.c (output_call_frame_info): Declare i as int.
11591 (build_abbrev_table): Declare n_alloc as int.
11592 (dwarf2out_finish): Initialize die.
11593 * except.c: Declare sjlj_funcdef_number as unsigned.
11594 (connect_post_landing_pads): Declare j as unsigned.
11595 (convert_to_eh_region_ranges): Initialize call_site.
11596 (output_function_exception_table): Initialize tt_format_size.
11597 * expr.c (move_by_pieces_1): Initialize to1.
11598 (store_constructor): Initialize minelt and maxelt.
11599 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11600 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11602 * c-decl.c (combine_parm_decls): Unused, remove.
11603 * c-tree.h: Remove prototype for combine_parm_decls.
11605 * reload.c (push_reload): Fix warning.
11606 (regno_clobbered_p): Likewise.
11607 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11608 (reload_combine): Likewise.
11610 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11611 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11613 * bitmap.c (bitmap_operation): Change user.
11614 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11616 2001-07-10 Eric Christopher <echristo@redhat.com>
11618 * config/mips/mips.c (override_options): Fix typo.
11620 2001-07-09 Stan Shebs <shebs@apple.com>
11622 * target.h (struct gcc_target): New fields init_builtins and
11624 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11625 (TARGET_EXPAND_BUILTIN): New macro.
11626 (TARGET_INITIALIZER): Add them.
11627 * builtins.c: Include target.h.
11628 (expand_builtin): Use targetm.expand_builtin.
11629 (default_init_builtins): New function.
11630 (default_expand_builtin): New function.
11631 * expr.h (default_init_builtins): Declare.
11632 (default_expand_builtin): Declare.
11633 * c-common.c (c_common_nodes_and_builtins): Use
11634 targetm.init_builtins.
11635 * defaults.h (MD_INIT_BUILTINS): Remove.
11636 * Makefile.in (builtins.o): Depend on target.h.
11638 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11639 (TARGET_EXPAND_BUILTIN): Define.
11640 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11641 (MD_EXPAND_BUILTIN): Remove.
11643 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11644 (TARGET_EXPAND_BUILTIN): Define.
11645 (c4x_init_builtins): Make endlink arg a local.
11646 (c4x_print_operand): Fix typos in adjust_address usages.
11647 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11648 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11649 (MD_EXPAND_BUILTIN): Remove.
11651 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11652 (TARGET_EXPAND_BUILTIN): Define.
11653 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11654 (ix86_init_builtins): Call new function only if TARGET_MMX.
11655 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11656 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11657 (MD_EXPAND_BUILTIN): Remove.
11659 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
11660 (TARGET_EXPAND_BUILTIN): Define.
11661 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
11662 (MD_EXPAND_BUILTIN): Remove.
11664 * doc/tm.texi: Document these changes.
11666 2001-07-09 Diego Novillo <dnovillo@redhat.com>
11668 * basic-block.h (tree_node): Forward declare if needed.
11669 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
11670 (BLOCK_HEAD_TREE): Define.
11671 (BLOCK_END_TREE): Define.
11672 (struct loops): Rename field 'tree' to 'tree_root'.
11673 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
11675 (flow_loops_tree_build): Rename reference to field 'tree' to
11677 (flow_loops_level_compute): Ditto.
11678 * predict.c (estimate_bb_frequencies): Ditto.
11679 * tree.h (struct tree_common): Add field 'aux'.
11681 2001-07-09 Stan Shebs <shebs@apple.com>
11683 * config/darwin.c (darwin_encode_section_info): Don't mark any
11684 DECL_EXTERNAL node as defined.
11686 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11688 * pa.c (pa_init_machine_status, pa_mark_machine_status,
11689 pa_free_machine_status, hppa_init_pic_save): Delete.
11690 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
11691 (hppa_profile_hook): Use hppa_pic_save_rtx.
11692 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
11693 hppa_init_pic_save): Delete.
11694 (hppa_pic_save_rtx): Declare.
11695 * pa.md (call, call_value, sibcall, sibcall_value,
11696 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
11698 2001-07-09 Kazu Hirata <kazu@hxi.com>
11700 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
11701 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
11703 2001-07-09 Andreas Jaeger <aj@suse.de>
11705 * output.h: Add declaration of final_forward_branch_p.
11707 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
11709 * varray.c: Include errors.h for internal_error and trim_filename
11712 * Makefile.in (varray.o): Add errors.h.
11714 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
11716 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
11717 * optabs.c (have_add2_insn): Check whether the add insn chosen
11718 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
11719 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
11721 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
11723 * Makefile.in (OBJS): Add ssa-ccp.o
11724 (ssa-ccp.o): Add dependencies.
11725 * toplev.c (DFI_ssa_ccp): New dump file enum.
11726 (dump_file): Add entry for dumping after SSA CCP.
11727 (flag_ssa_ccp): New flag variable.
11728 (f_options): Add -fssa-ccp.
11729 (rest_of_compilation): Run SSA CCP if requested.
11730 * timevar.def (TV_SSA_CCP): New timevar.
11731 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
11732 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
11733 Fix minor typo in SSA DCE documentation.
11734 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
11735 Add documentation for new dump option. Renumber dump files
11738 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11740 * emit-rtl.c (gen_highpart_mode): New.
11741 * rtl.h (gen_highpart_mode): Declare.
11742 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
11743 operand can be VOIDmode constant.
11745 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
11747 * flow.c (redirect_edge_and_branch_force): New.
11748 (can_fallthru): Ensure that basic blocks are succeeding.
11749 (try_optimize_cfg): Do not delete basic block if it is the last one.
11751 * flow.c (try_redirect_by_replacing_jump): Do not remove
11752 jumps with side effects, unlink chain on fallthru edge;
11753 set block for new jump instruction; avoid basic block to
11754 over by line number note.
11756 * flow.c (try_simplify_condjump): Verify that the condjump
11757 is not always falling through.
11760 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11762 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11763 (try_redirect_by_replacing_jump): Update properly the count
11764 and frequency information.
11766 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11768 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
11769 address that is a LO_SUM specially.
11770 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
11772 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
11774 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
11775 (operand_subword): Use them.
11776 (change_address_1): Renamed from change_address; new arg VALIDATE.
11777 * expr.h: Reflect above changes; change_address now macro.
11778 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
11780 * cselib.c (add_mem_for_addr): Likewise.
11781 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
11782 * regmove.c (try_apply_stack_adjustment): Likewise.
11783 * reload.c (push_reload, make_memloc): Likewise.
11784 * reload1.c (eliminate_regs): Likewise.
11785 * simplify-rtx.c (simplify_replace_rtx): Likewise.
11786 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
11788 * combine.c (make_extraction, simplify_shift_const): Likewise.
11789 (gen_lowpart_for_combine): Likewise.
11790 * cse.c (gen_lowpart_if_possible): Likewise.
11791 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
11792 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
11793 * optabs.c (gen_move_insn): Likewise.
11794 * reload1.c (alter_reg): Likewise.
11795 * simplify-rtx.c (simplify_subreg): Likewise.
11796 * stmt.c (expand_anon_union_decl): Likewise.
11797 * recog.c (validate_replace_rtx_1): Likewise.
11799 * Makefile.in (recog.o): Add $(EXPR_H).
11800 * explow.c (stabilize): Call replace_equiv_address.
11801 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11802 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11804 2001-07-03 Andrew Haley <aph@redhat.com>
11806 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11807 the mode of the memory location.
11809 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11811 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11813 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11815 * final.c (output_addr_const): Use target opening and
11816 closing parentheses.
11817 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11818 defaults, add to TARGET_ASM_OUT.
11819 * target.h (struct gcc_target): Add open_paren and close_paren.
11820 * doc/md.texi: Update.
11821 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11822 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11823 TARGET_ASM_CLOSE_PAREN.
11824 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11826 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11828 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11829 * config/a29k/a29k.h: Similarly.
11830 * config/alpha/alpha.h: Similarly.
11831 * config/arc/arc.h: Similarly.
11832 * config/arm/aof.h: Similarly.
11833 * config/arm/aout.h: Similarly.
11834 * config/avr/avr.h: Similarly.
11835 * config/c4x/c4x.h: Similarly.
11836 * config/clipper/clipper.h: Similarly.
11837 * config/convex/convex.h: Similarly.
11838 * config/d30v/d30v.h: Similarly.
11839 * config/dsp16xx/dsp16xx.h: Similarly.
11840 * config/elxsi/elxsi.h: Similarly.
11841 * config/fr30/fr30.h: Similarly.
11842 * config/h8300/h8300.h: Similarly.
11843 * config/i370/i370.h: Similarly.
11844 * config/i386/i386.h: Similarly.
11845 * config/i860/i860.h: Similarly.
11846 * config/i960/i960.h: Similarly.
11847 * config/ia64/ia64.h: Similarly.
11848 * config/m32r/m32r.h: Similarly.
11849 * config/m68hc11/m68hc11.h: Similarly.
11850 * config/m68k/m68k.h: Similarly.
11851 * config/m88k/m88k.h: Similarly.
11852 * config/mcore/mcore.h: Similarly.
11853 * config/mips/mips.h: Similarly.
11854 * config/mn10200/mn10200.h: Similarly.
11855 * config/mn10300/mn10300.h: Similarly.
11856 * config/ns32k/ns32k.h: Similarly.
11857 * config/pa/pa.h: Similarly.
11858 * config/pdp11/pdp11.h: Similarly.
11859 * config/pj/pj.h: Similarly.
11860 * config/romp/romp.h: Similarly.
11861 * config/rs6000/rs6000.h: Similarly.
11862 * config/sh/sh.h: Similarly.
11863 * config/sparc/sparc.h: Similarly.
11864 * config/v850/v850.h: Similarly.
11865 * config/vax/vax.h: Similarly.
11866 * config/we32k/we32k.h: Similarly.
11868 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11870 * doc/c-tree.texi: Document representation of attributes.
11872 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11874 * doc/tm.texi: Update some places for the rename of target to
11877 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11879 * target.h (struct gcc_target): Add insert_attributes.
11880 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11881 (TARGET_INITIALIZER): Update.
11882 * tree.c, tree.h (default_insert_attributes): New function.
11883 Update comments on other default functions to refer to targetm,
11885 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11886 TARGET_INSERT_ATTRIBUTES.
11887 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11888 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11889 Don't use PRAGMA_INSERT_ATTRIBUTES.
11890 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11891 * c-decl.c (start_decl, start_function): Don't call
11892 SET_DEFAULT_DECL_ATTRIBUTES.
11893 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11894 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11896 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11897 (c4x_check_attribute): Avoid modifying attribute list itself.
11898 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11900 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11901 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11903 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11904 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11906 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11907 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11909 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11910 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11911 Adjust parameters. Make static.
11913 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11915 * c-common.c (decl_attributes): Only take a single attributes
11917 * c-common.h (decl_attributes): Update prototype.
11918 * c-decl.c (start_decl, start_function): Only take a single
11919 attributes parameter. Update calls to decl_attributes.
11920 (finish_struct, finish_enum): Update calls to decl_attributes.
11921 (push_parm_decl): Expect unified list of attributes. Update call
11922 to decl_attributes.
11923 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11924 notype_nested_function, component_declarator,
11925 component_notype_declarator, label): Update calls to
11927 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11928 lists that are passed to push_parm_decl.
11929 * c-tree.h (start_function, start_decl): Update prototypes.
11930 * config/sh/sh-protos.h, config/sh/sh.c
11931 (sh_pragma_insert_attributes): Only take a single attributes
11933 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11934 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11935 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11936 build_module_descriptor, generate_static_references,
11937 generate_strings, build_selector_translation_table,
11938 generate_descriptor_table, generate_protocols,
11939 generate_ivars_list, generate_dispatch_table,
11940 generate_protocol_list, generate_category,
11941 generate_shared_structures, really_start_method, add_objc_decls,
11942 generate_classref_translation_entry): Update calls to start_decl
11943 and start_function.
11944 (build_tmp_function_decl, start_method_def): Unify attribute lists
11945 that are passed to push_parm_decl.
11947 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11949 * final.c (no_asm_to_stream): New.
11950 (final_scan_insn): Use target structures for prologue ends
11951 and epilogue starts.
11952 * output.h (no_asm_to_stream): New.
11953 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
11954 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
11955 (TARGET_ASM_OUT): Update.
11956 * target.h (struct gcc_target): New members function_end_prologue
11957 and function_begin_epilogue.
11958 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
11959 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
11960 * config/alpha/alpha.c (output_end_prologue): Rename to
11961 alpha_output_function_end_prologue. Use in target struct
11963 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
11964 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
11965 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
11966 ia64_output_function_end_prologue. Use in target struct
11968 (ia64_function_prologue, ia64_funciton_epilogue): Rename
11969 mistyped prototypes.
11970 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
11971 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
11973 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
11974 an use in target struct, make static.
11975 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
11978 2001-07-08 Richard Henderson <rth@redhat.com>
11980 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
11982 2001-07-08 Richard Henderson <rth@redhat.com>
11984 * config/i386/i386.md: Remove constraints strings from define_split
11985 and define_peephole2 patterns.
11986 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
11987 (eh_return): Use them.
11989 2001-07-08 Richard Henderson <rth@redhat.com>
11991 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
11992 Document MD_FALLBACK_FRAME_STATE_FOR.
11994 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11996 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
11997 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
11999 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12001 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12003 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12004 of the label inside NAME as opposed to just the end of NAME.
12006 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12008 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12009 * config/alpha/alpha.c (alpha_init_machine_status,
12010 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12011 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12012 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12013 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12015 2001-07-06 Stan Shebs <shebs@apple.com>
12017 * target.h (targetm): Rename global from "target", so as not to
12018 conflict with local variables.
12020 * c-typeck.c: Ditto.
12023 * cp/decl.c: Ditto.
12024 * cp/decl2.c: Ditto.
12025 * cp/typeck.c: Ditto.
12026 * 1750a/1750a.c: Ditto.
12027 * a29k/a29k.c: Ditto.
12028 * arc/arc.c: Ditto.
12029 * arm/arm.c: Ditto.
12030 * avr/avr.c: Ditto.
12031 * clipper/clipper.c: Ditto.
12032 * convex/convex.c: Ditto.
12033 * d30v/d30v.c: Ditto.
12034 * dsp16xx/dsp16xx.c: Ditto.
12035 * elxsi/elxsi.c: Ditto.
12036 * fr30/fr30.c: Ditto.
12037 * h8300/h8300.c: Ditto.
12038 * i370/i370.c: Ditto.
12039 * i386/i386.c: Ditto.
12040 * i860/i860.c: Ditto.
12041 * i960/i960.c: Ditto.
12042 * ia64/ia64.c: Ditto.
12043 * m32r/m32r.c: Ditto.
12044 * m68hc11/m68hc11.c: Ditto.
12045 * m68k/m68k.c: Ditto.
12046 * m88k/m88k.c: Ditto.
12047 * mips/mips.c: Ditto.
12048 * ns32k/ns32k.c: Ditto.
12050 * pdp11/pdp11.c: Ditto.
12051 * romp/romp.c: Ditto.
12052 * rs6000/rs6000.c: Ditto.
12054 * sparc/sparc.c: Ditto.
12055 * vax/vax.c: Ditto.
12056 * we32k/we32k.c: Ditto.
12057 * doc/tm.texi: Update the manual to match.
12059 2001-07-06 Richard Henderson <rth@redhat.com>
12061 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12062 DWARF2_UNWIND_INFO not just whether it is defined.
12064 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12066 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12067 call to simplify_binary_operation returns a new pattern.
12069 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12071 * glimits.h (__SHRT_MAX__): New.
12072 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12073 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12075 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12077 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12080 2001-07-06 Richard Henderson <rth@redhat.com>
12082 * bitmap.c (bitmap_release_memory): Move adjacent to the
12083 allocation functions.
12084 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12085 the implementation. Binary search for the set bit.
12086 (bitmap_union_of_diff): Allocate the temporary on the stack
12087 instead of using xmalloc.
12089 2001-07-06 Richard Henderson <rth@redhat.com>
12091 * genrecog.c (validate_pattern): Warn for constraints in
12092 define_{expand,split,peephole2}. Remove strict_low_part
12093 before looking up match_dup.
12095 2001-07-06 DJ Delorie <dj@redhat.com>
12097 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12098 chapter about various build hints and history. Add section
12099 talking about the various types of native and cross builds.
12101 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12103 * Makefile.in (final.o): Depend on target.h.
12104 * final.c: Include target.h.
12105 (default_function_pro_epilogue): New.
12106 (final_start_function): Use target structure for function prologues.
12107 (final_end_function): Use target structure for function epilogues.
12108 * fold-const.c (real_hex_to_f): Constify s and p.
12109 * output.h (default_function_pro_epilogue): New.
12110 * real.h (real_hex_to_f): Update prototype.
12111 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12112 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12113 (TARGET_INITIALIZER): Update.
12114 * target.h (gcc_target): Add struct asm_out.
12115 * doc/tm.texi: Update.
12118 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12119 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12120 in cpu/cpu.c, or rename old functions consistently. Take
12121 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12122 redundant macros and prototypes. Make new functions static.
12124 * 1750a/1750a.c: Similarly.
12125 * 1750a/1750a.h: Similarly.
12126 * a29k/a29k-protos.h: Similarly.
12127 * a29k/a29k.c: Similarly.
12128 * a29k/a29k.h: Similarly.
12129 * arc/arc-protos.h: Similarly.
12130 * arc/arc.c: Similarly.
12131 * arc/arc.h: Similarly.
12132 * arm/arm-protos.h: Similarly.
12133 * arm/arm.c: Similarly.
12134 * arm/arm.h: Similarly.
12135 * avr/avr-protos.h: Similarly.
12136 * avr/avr.c: Similarly.
12137 * avr/avr.h: Similarly.
12138 * clipper/clipper-protos.h: Similarly.
12139 * clipper/clipper.c: Similarly.
12140 * clipper/clipper.h: Similarly.
12141 * convex/convex.c: Similarly.
12142 * convex/convex.h: Similarly.
12143 * d30v/d30v-protos.h: Similarly.
12144 * d30v/d30v.c: Similarly.
12145 * d30v/d30v.h: Similarly.
12146 * d30v/d30v.md: Similarly.
12147 * dsp16xx/dsp16xx-protos.h: Similarly.
12148 * dsp16xx/dsp16xx.c: Similarly.
12149 * dsp16xx/dsp16xx.h: Similarly.
12150 * elxsi/elxsi.c: Similarly.
12151 * elxsi/elxsi.h: Similarly.
12152 * fr30/fr30.c: Similarly.
12153 * fr30/fr30.md: Similarly.
12154 * h8300/h8300-protos.h: Similarly.
12155 * h8300/h8300.c: Similarly.
12156 * h8300/h8300.h: Similarly.
12157 * i370/i370-protos.h: Similarly.
12158 * i370/i370.c: Similarly.
12159 * i370/i370.h: Similarly.
12160 * i386/i386.c: Similarly.
12161 * i386/osf1elf.h: Similarly.
12162 * i386/osfrose.h: Similarly.
12163 * i860/i860-protos.h: Similarly.
12164 * i860/i860.c: Similarly.
12165 * i860/i860.h: Similarly.
12166 * i960/i960-protos.h: Similarly.
12167 * i960/i960.c: Similarly.
12168 * i960/i960.h: Similarly.
12169 * ia64/ia64-protos.h: Similarly.
12170 * ia64/ia64.c: Similarly.
12171 * ia64/ia64.h: Similarly.
12172 * m32r/m32r-protos.h: Similarly.
12173 * m32r/m32r.c: Similarly.
12174 * m32r/m32r.h: Similarly.
12175 * m68hc11/m68hc11-protos.h: Similarly.
12176 * m68hc11/m68hc11.c: Similarly.
12177 * m68hc11/m68hc11.h: Similarly.
12178 * m68k/crds.h: Similarly.
12179 * m68k/dpx2.h: Similarly.
12180 * m68k/m68k-protos.h: Similarly.
12181 * m68k/m68k.c: Similarly.
12182 * m68k/m68k.h: Similarly.
12183 * m68k/news.h: Similarly.
12184 * m88k/m88k-protos.h: Similarly.
12185 * m88k/m88k.c: Similarly.
12186 * m88k/m88k.h: Similarly.
12187 * mips/mips-protos.h: Similarly.
12188 * mips/mips.c: Similarly.
12189 * mips/mips.h: Similarly.
12190 * ns32k/merlin.h: Similarly.
12191 * ns32k/ns32k.c: Similarly.
12192 * ns32k/ns32k.h: Similarly.
12193 * ns32k/tek6000.h: Similarly.
12194 * pa/pa-protos.h: Similarly.
12195 * pa/pa.c: Similarly.
12196 * pa/pa.h: Similarly.
12197 * pdp11/2bsd.h: Similarly.
12198 * pdp11/pdp11-protos.h: Similarly.
12199 * pdp11/pdp11.c: Similarly.
12200 * pdp11/pdp11.h: Similarly.
12201 * romp/romp-protos.h: Similarly.
12202 * romp/romp.c: Similarly.
12203 * romp/romp.h: Similarly.
12204 * rs6000/rs6000-protos.h: Similarly.
12205 * rs6000/rs6000.c: Similarly.
12206 * rs6000/rs6000.h: Similarly.
12207 * rs6000/sysv4.h: Similarly.
12208 * sh/sh-protos.h: Similarly.
12209 * sh/sh.c: Similarly.
12210 * sh/sh.h: Similarly.
12211 * sparc/sparc-protos.h: Similarly.
12212 * sparc/sparc.c: Similarly.
12213 * sparc/sparc.h: Similarly.
12214 * vax/vax.c: Similarly.
12215 * vax/vax.h: Similarly.
12216 * vax/vms.h: Similarly.
12217 * we32k/we32k.c: Similarly.
12218 * we32k/we32k.h: Similarly.
12220 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12222 * basic-block.h (first_insn_after_basic_block_note): Declare.
12223 * flow.c (first_insn_after_basic_block_note): Define. Moved
12225 * ssa.c (first_insn_after_basic_block_note): Remove.
12226 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12228 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12229 nodes when we find a dead conditional branch. Insert BARRIERs
12230 after any blocks with no successors, but which do not have
12233 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12235 * varray.c (varray_check_failed): Use internal_error.
12237 2001-07-05 Andrew Haley <aph@redhat.com>
12239 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12240 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12241 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12243 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12245 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12246 reference if the target constant is also a SYMBOL_REF.
12248 2001-07-05 Eric Christopher <echristo@redhat.com>
12250 * config/mips/mips.h (MASK_MIPS3900): Remove.
12251 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12252 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12253 (TARGET_MIPS3900): Change to use mips_arch.
12254 (TARGET_MIPS4000): New.
12255 (TARGET_MIPS4100): New.
12256 (TARGET_MIPS4300): New.
12257 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12258 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12260 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12261 (ISA_HAS_BRANCHLIKELY): To here.
12262 (CC1_CPU_SPEC): New.
12263 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12264 (mips_arch_string): Declare.
12265 (mips_arch): Declare.
12266 (TARGET_OPTIONS): Add -march and -mtune.
12268 * config/mips/mips.c (mips_arch_string): New.
12270 (override_options): Handle -march for codegen and -mtune
12271 for scheduling. Use mips_arch. Move tx39 target default here.
12272 (mips_parse_cpu): Move error message to override_options.
12274 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12276 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12278 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12279 (MIPS Options): Ditto. Change mcpu entry to historical text.
12281 2001-07-05 H.J. Lu (hjl@gnu.org)
12283 * config/mips/mips.c (mips_parse_cpu): New function to parse
12286 2001-07-05 Jim Wilson <wilson@redhat.com>
12288 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12289 * config/ia64/t-ia64: Likewise.
12290 (LIB1ASMFUNCS): Update comment.
12292 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12294 * doc/install.texi (Install GCC: Binaries): Fix typo.
12296 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12298 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12299 reference using the stack pointer, adjust it since we push Y
12301 ("*ashrsi3"): Likewise.
12302 ("*lshrsi3"): Likewise.
12304 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12306 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12307 when -fomit-frame-pointer is used.
12309 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12311 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12312 (try_redirect_by_replacing_jump): Reverse updating properly the
12313 count and frequency information. Reverse removing cc0 setter.
12314 (forwarder_block_p): Reverse fixing for fallthru blocks.
12316 2001-07-05 DJ Delorie <dj@redhat.com>
12318 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12319 (translate_options): If the above is defined, use it to map
12320 given options to new options.
12321 * doc/tm.texi: Document it.
12323 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12324 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12326 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12327 cause programs using computed gotos to run more slowly.
12329 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12331 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12333 Consistently require binutils 2.11.2, not prereleases.
12334 (Specific, decstation-*): Canonicalize as mips-dec-*.
12335 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12337 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12338 (Specific, mips-*): Reword MIPS C compiler requirements.
12339 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12340 (Specific, sunv5): Removed, obsolete.
12342 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12344 * dwarf2out.c (output_loc_list): Use an all ones mask for
12345 .text asm output and don't rely on long long
12346 literals. Reformat some long lines.
12348 2001-07-05 Andreas Jaeger <aj@suse.de>
12350 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12353 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12355 * dwarf2out.c (dwarf2out_define): Update comment.
12356 (dwarf2out_undef): Ditto.
12357 (dwarf2out_start_source_file): Ditto.
12358 (dwarf2out_end_source_file): Ditto.
12359 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12360 since we never call the start/end debug hook for the primary file.
12362 2001-07-04 Kazu Hirata <kazu@hxi.com>
12364 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12367 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12369 * cppinit.c (remove_dup_dirs): Inform if a system include
12370 directory is being reordered.
12371 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12373 * doc/cpp.texi (Search Paths): Likewise.
12374 * doc/gcc.texi (Interoperation): Remove information about
12377 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12379 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12380 (VARRAY_TOP_CHAR_PTR): Likewise.
12382 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12384 * gcc.c (process_command): Don't assign elements of a const char*.
12386 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12388 * emit-rtl.c (change_address): Don't abort if invalid address while
12389 reload is in progress.
12391 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12393 * c-lex.c (cb_file_change): Pass line number to
12394 debug_start_source_file.
12395 (cb_undefine): Pass correct line number to debug_undef.
12397 * toplev.c (debug_start_source_file): Add line number to
12398 parameters. Pass it along to dwarf2out_start_source_file.
12399 (decode_g_option): Stop resetting debug level back to normal when
12400 we change debug formats, unless the current level is
12401 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12404 * toplev.h (debug_start_source_file): Add line number to
12407 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12410 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12412 Output debug_macinfo data for starting file if requested.
12413 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12415 (dwarf2out_define): Output debug_macinfo data for defining a macro
12417 (dwarf2out_undef): Output debug_macinfo data for undefining a
12418 macro if requested.
12419 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12420 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12421 (macinfo_section_label): New. DWARF2 macro info section label.
12422 (dwarf2out_init): If we want macro info, output the start label
12424 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12425 attribute to the compilation unit die pointing to the macro info.
12427 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12429 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12430 DWARF2_DEBUGGING_INFO.
12431 (add_loc_descr_to_loc_list): Ditto.
12432 (output_loc_list): Ditto.
12433 Also, fix thinko in curr not being initialized.
12434 (gen_internal_sym): Ditto.
12436 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12438 * emit-rtl.c (replace_equiv_address): New function.
12439 * expr.h (replace_equiv_address): New declaration.
12440 * explow.c (validize_mem): Call it instead of change_address and
12441 also call if -fforce-addr and address is constant.
12442 * expr.c: Replace more calls to change_address with adjust_address
12443 and/or replace_equiv_address or to validize_mem.
12444 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12445 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12446 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12447 * config/i370/i370.md, config/i860/i860.md: Likewise.
12448 * config/i960/i960.md, config/mips/mips.c: Likewise.
12449 * config/mips/mips.md, config/pa/pa.md: Likewise.
12450 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12451 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12453 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12455 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12457 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12460 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12462 * doc/include: New directory.
12463 * doc/fdl.texi: Move to doc/include/fdl.texi.
12464 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12465 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12466 * doc/gcc.texi: Use funding.texi and gpl.texi.
12467 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12468 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12469 Update dependencies and use -I $(docdir)/include.
12471 2001-07-04 Anthony Green <green@redhat.com>
12473 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12475 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12477 * doc/install.texi (sparc64-*-*): Remove garbage.
12479 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12481 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12482 Fix typo in last change to use adjust_address.
12484 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12486 * doc/install.texi (Specific): Update information for *-*-solaris*.
12488 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12490 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12492 2001-07-03 Stan Shebs <shebs@apple.com>
12494 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12495 case for flag_no_mach_text_sections.
12496 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12497 * config/darwin.c (flag_no_mach_text_sections): Remove.
12498 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12500 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12502 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12503 and avoid checking for constant as first operand.
12504 * recog.c (find_constant_term_loc): No longer static.
12505 (adj_offettable_operand): Delete.
12506 * rtl.h (adj_offsettable_operand): Delete declaration.
12507 (find_constant_term): Add declaration.
12508 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12510 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12511 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12512 * config/i386/i386.c, config/i386/i386.md: Likewise.
12513 * config/i860/i860.c, config/i960/i960.c: Likewise.
12514 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12515 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12516 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12517 * config/mips/mips.c, config/mips/mips.md: Likewise.
12518 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12519 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12520 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12521 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12522 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12523 * config/ns32k/ns32k.md: Likewise.
12525 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12527 * rtl.c (copy_rtx): Handle 'T' format letter.
12528 * gensupport.c (collect_insn_data): Likewise.
12529 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12531 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12533 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12534 -B option. Use 'dir' not 'foo' as example directory name.
12536 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12538 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12539 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12541 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12543 * doc/cppinternals.texi: Improve formatting and logical markup.
12545 2001-07-03 Andreas Jaeger <aj@suse.de>
12547 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12549 * genrecog.c (write_header): Include reload.h for prototypes in
12552 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12555 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12556 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12557 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12558 i386_pe_valid_type_attribute_p): Add.
12559 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12560 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12562 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12564 * explow.c (plus_constant_wide, case LO_SUM): New case.
12565 (plus_constant_for_output_wide): Delete.
12566 * rtl.h (plus_constant_for_output): Delete.
12567 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12568 instead of plus_constant_for_output.
12569 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12570 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12571 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12572 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12573 * config/sparc/sparc.md: Likewise.
12574 Convert some change_address calls to adjust_address.
12576 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12578 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12579 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12580 documentation of -std and -Wwrite-strings.
12582 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12584 * cse.c (canon_hash): Don't register registers in very small
12585 register classes, as extending their lifetime might cause
12588 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12590 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12592 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12593 (try_redirect_by_replacing_jump): Update properly the count
12594 and frequency information.
12596 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12598 * toplev.c (dump_file_index): Move SSA dumps just after first
12600 (dump_file): Corresponding changes.
12601 (rest_of_compilation): Move SSA path to just after the first
12603 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12604 * doc/invoke.texi: Update dump file #s as they were completely
12605 out of date with reality.
12607 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12609 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12611 * expr.c (emit_move_insn_1): Deal with non-default
12614 * expr.c (emit_single_push_insn): Fix warning.
12616 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12618 * expr.c (emit_move_insn_1): Avoid modifying
12619 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12621 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12623 * emit-rtl.c (adjust_address): New function.
12624 * expr.h (adjust_address): Add declaration.
12625 * builtins.c: Replace some calls to change_address with calls to it
12626 or to validize_mem.
12627 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12628 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12629 * config/arm/arm.c, config/convex/convex.c: Likewise.
12630 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12631 * config/i386/i386.c, config/i386/i386.md: Likewise.
12632 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12633 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12634 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12635 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12636 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12638 2001-07-02 Jim Wilson <wilson@redhat.com>
12640 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12642 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12644 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12645 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12647 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12649 * cppinit.c (lang_defaults): New table.
12650 (set_lang): Just read from lang_defaults into the live options
12653 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12655 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12656 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12657 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
12659 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12661 * doc/install.texi: Various spelling and markup fixes.
12662 (Installing GCC): Component specific installation instructions are
12665 Warn about removing old install dir in the presence of shared libs.
12666 (Configuration): Invoke with options target to match configure
12668 Consistently refer to gas, gld pathnames.
12669 Invert --enable-multilib documentation.
12670 Remove references to old compiler versions.
12672 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12674 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
12676 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12678 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
12680 (Specific, mips*-sgi-irix5): Note IDO download.
12681 Reworded MIPS C hints.
12682 Use GNU as instead of GAS.
12684 Removed SGI Freeware reference, IRIX 6 only.
12685 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
12686 Note N64 library requirement/workaround.
12688 Complete list of structure passing bug victims.
12690 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12692 * doc/install.texi: Remove CVS Id.
12694 2001-07-02 Andreas Jaeger <aj@suse.de>
12696 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
12697 (find_inherently_necessary): Remove unused variable.
12699 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
12701 * c-common.h (TDI_inlined): New ast dump phase.
12702 (dump_flag_name): New function.
12703 * c-dump.c (dump_files): Add inlined phase.
12704 (dump_flag_name): Define.
12705 * doc/invoke.texi (-fdump-ast-inlined): Document.
12707 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12709 * stor-layout.c (layout_decl): Revert change to handling of alignment
12712 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12714 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
12717 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
12719 * doc/tm.texi (FUNCTION_ARG): Document that the last call
12722 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
12724 * tlink.c (recompile_files): Remove COMPILER_PATH and
12725 LIBRARY_PATH from the environment.
12727 2001-07-01 Zack Weinberg <zackw@stanford.edu>
12729 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
12730 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
12732 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
12734 * c-parse.in (OBJC_STRING): Kill.
12735 (objc_string): Decompose to [objc_string] '@' STRING.
12736 (reswords): Take the leading '@' off all the Objective C keywords.
12737 (objc_rid_sans_at): Kill.
12738 (init_reswords): Don't initialize it.
12739 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
12740 (_yylex): Kill reconsider label. Look ahead one token after
12741 an '@'; if we get an identifier, check whether it's an
12742 Objective C @-keyword. If so, return the keyword. Otherwise,
12743 put back the token and return the '@' as a terminal.
12745 * cpplib.c (lex_macro_node): Remove unnecessary check for
12746 leading '@' on identifier. Clarify control flow and commentary.
12748 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12750 * cse.c (new_label_ref): Variable deleted.
12751 (insert): Remove set of new_label_ref.
12752 (check_for_label_ref): New function.
12753 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
12755 See ChangeLog.5 for earlier changes.