1 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
3 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
4 test for absolute pathnames.
6 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
8 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
9 instructions up to the target pc inclusive.
11 2001-11-06 Steve Christiansen <smc@us.ibm.com>
13 * loop.c (loop_regs_scan): Don't invalidate PIC register.
15 2001-11-06 Eric Christopher <echristo@redhat.com>
17 * config/mips/mips.md(movdf_internal2): Add constraints for float
18 to general register move.
19 * config/mips/elf64.h: Add default ABI.
21 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
23 * alias.c:: Include langhooks.h.
24 * emit-rtl.c: Similarly.
25 * toplev.c: Similarly.
26 * tree-inline.c: Similarly.
27 * langhooks-def.h: New, the old langhooks.h. Give the default
28 hooks a common prefix.
29 * langhooks.h: Contents extracted from toplev.h.
30 * toplev.h: Move langhook stuff to langhooks.h.
31 * langhooks.c: Give default hooks a common prefix.
33 * c-lang.c: Include langhooks-def.h.
34 * objc/objc-act.c: Similarly.
35 * Makefile.in: Update.
36 * objc/Make-lang.in: Update.
38 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
40 * doc/install.texi: Document that configure options not listed in
41 this file are unsupported. Document --with-system-zlib.
43 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
45 * rtl.h (mem_for_const_double): New declaration.
46 * varasm.c (mem_for_const_double): New function.
47 * config/convex/convex.md (movdf): Use it.
48 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
49 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
50 * config/m68k/m68kv4.h: Likewise.
52 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
53 of new GP reg classes.
55 * expr.c (store_field): When making temp object for unaligned
56 component, set it to alias set 0.
58 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
60 * c-common.c (c_expand_expr_stmt): Apply default conversions to
61 non-lvalue arrays if C99.
62 * c-typeck.c (default_conversion): Split out code handling
63 array-to-pointer and function-to-pointer conversions into a
64 separate default_function_array_conversion function.
65 (default_function_array_conversion): New function. Keep track of
66 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
67 arrays unchanged outside C99 mode instead of giving an error for
69 (build_component_ref): Use pedantic_non_lvalue when handling
70 COMPOUND_EXPR. Don't handle COND_EXPR specially.
71 (convert_arguments): Use default_function_array_conversion.
72 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
74 (unary_complex_lvalue): Likewise.
75 (internal_build_compound_expr): Use
76 default_function_array_conversion. Apply default conversions to
77 function in compound expression.
78 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
79 Use default_function_array_conversion.
80 * doc/extend.texi: Update documentation of subscripting non-lvalue
85 2001-11-05 Zack Weinberg <zack@codesourcery.com>
87 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
88 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
89 corresponding to the complete set of .po and .gmo files in
90 the source directory's po subdir, modified by LINGUAS. Don't
92 * configure.in: Don't set ALL_LINGUAS.
93 * configure: Regenerate.
95 * Makefile.in (.po.gmo): Don't move into source directory.
96 (.po.pox): Clarify comments.
97 (install-po): Look for .gmo files in both srcdir and objdir;
98 don't fail if a file is totally missing.
99 (distclean): rmdir ada subdirectory too.
101 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
103 * config/rs6000/rs6000.c (rs6000_select_section): Handle
104 CONSTRUCTORs _correctly_.
106 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
108 * c-decl.c (delete_block): Remove.
109 * c-tree.h (delete_block): Remove.
111 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
113 * cppexp.c (lex, parse_defined): Update warning about defined.
115 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
117 * config/rs6000/rs6000.c (rs6000_select_section): Handle
120 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
122 * config/arm/arm.c (arm_return_in_memory): Cope with
123 int_size_in_bytes returning -1.
125 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
128 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
130 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
131 remove unneded depdendencies;
133 * cfglayout.c, cfglayout.h: New files; break out from ...
134 * bb-reorder.c: ... here; Remove unneeded includes;
136 2001-11-04 Alan Modra <amodra@bigpond.net.au>
138 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
140 2001-11-04 David Edelsohn <edelsohn@gnu.org>
142 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
143 mode as well. Do not explicitly create intermediate regs.
145 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
147 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
148 (common_section): Delete unused variable.
149 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
150 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
151 * arm-protos.h (arm_poke_function_name, aof_add_import,
152 aof_delete_import): Const-ify.
153 * arm.c (legitimize_pic_address): Wrap variables in the macro
154 controlling their usage.
155 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
156 (arm_poke_function_name, pic_chain, import, aof_add_import,
157 aof_delete_import): Const-ify.
158 * i386.c (ix86_osf_output_function_prologue): Const-ify.
159 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
160 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
161 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
162 * i860/sysv3.h: Add missing comment closure.
163 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
164 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
167 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
168 (i960-*-*): Set tmake_file.
169 (sparc86x-*-elf*): Fix typo in header name.
171 * sched-rgn.c (schedule_insns): Delete unused variable.
173 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
176 * c-typeck.c (lookup_field): Rework to return a chain down to
178 (build_component_ref): Use the new lookup_field to handle
179 nested anonymous entities correctly.
181 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
183 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
184 Change parameters to gen_rtx_CONST_DOUBLE.
185 (GEN_INT64, sparc_emit_set_const64): Likewise.
186 * config/sparc/sparc.md (movdf split): Likewise.
188 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
190 * unroll.c (calculate_giv_inc): Use find_last_value rather
191 than just hoping the last instruction is the right SET.
192 [Fixes 990604-1.c on stormy16.]
194 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
195 library at all if -T is used.
197 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
198 some uses of uninitialized variables in error cases.
200 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
201 look at 'temp' if we won't be using it.
203 * config/stormy16/stormy16.h (CONST_COSTS): Define.
205 (ADDRESS_COST): Define.
206 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
208 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
210 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
211 stormy16_asm_output_mi_thunk.
212 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
214 * config/stormy16/stormy16-protos.h
215 (stormy16_asm_output_mi_thunk): New prototype.
217 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
219 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
220 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
221 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
222 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
223 sched-int.h, toplev.c, config/alpha/alpha.c,
224 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
225 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
226 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
227 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
228 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
229 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
230 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
232 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
234 * Makefile.in (dbxout.o): Depend on function.h.
235 * collect2.c (is_in_list): Hide unused function.
236 * dbxout.c: Include function.h.
237 (source_label_number, dbxout_source_line, dbxout_source_file,
238 dbxout_function_end, dbxout_begin_function): Wrap/move inside
239 macros controlling usage.
240 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
241 * output.h (exports_section): Prototype.
243 * convex.c (convex_output_function_prologue): Fix format specifier
245 (asm_declare_function_name): Fix signed/unsigned warning.
246 (print_operand): Fix format specifier warning.
247 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
248 * dsp16xx-protos.h (uns_comparison_operator,
249 num_1600_core_shifts): Prototype.
250 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
251 (frame_size, frame_pointer_offset): Delete.
252 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
253 Make static. Fix format specifier warnings.
254 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
255 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
256 * dsp16xx.md: Add default case in switches.
257 * fr30.h (IN_RANGE): Delete.
258 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
259 * mcore-protos.h (mcore_output_cmov): Const-ify.
260 * mcore.c (mcore_output_cmov): Likewise.
261 * mcore.h (switch_to_section): Make static and prototype.
262 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
263 unsigned>=0 warnings.
264 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
265 * rs6000-protos.h (read_only_data_section,
266 read_only_private_data_section): Prototype.
267 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
268 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
269 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
271 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
273 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
275 * final.c (final_scan_insn): Add brackets around body of if-stmt.
276 * gcc.c (convert_filename): Add static prototype. Const-ify.
277 Wrap variable in macros controlling its use.
278 * output.h (sdata_section): Add prototype.
280 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
281 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
282 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
283 (ASM_FILE_START): Const-ify.
284 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
286 * c4x.md: Don't use the 'U' integer suffix.
287 * clipper.md (clipper_movstr): Delete declaration.
288 * d30v-protos.h (d30v_move_2words): Const-ify.
289 (debug_stack_info): Add prototype.
290 * d30v.c: Include "integrate.h".
291 (d30v_function_arg_boundary, d30v_function_arg,
292 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
293 signed/unsigned warnings.
294 (d30v_print_operand_memory_reference, d30v_move_2words):
296 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
297 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
298 * fr30.md: Const-ify.
299 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
300 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
301 (mvs_get_label_page): Hide unused static function.
302 * i860.c (current_function_original_name): Const-ify.
303 * i860/sysv3.h (current_function_original_name): Likewise.
304 * i860/sysv4.h (current_function_original_name): Likewise.
305 * i960.md: Add default case in switches. Remove unused variable.
306 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
307 * m32r.md: Const-ify.
308 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
309 * m68hc11.c: Include "reload.h".
310 (static_chain_reg, print_options, m68hc11_asm_file_start):
312 * m68hc11.md: Delete unused variable. Const-ify. Add parens
313 around & in comparison.
314 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
315 * mn10200.c (shift_mode): Remove trailing comma.
316 * mn10300-protos.h (output_tst): Const-ify.
317 * mn10300.c (output_tst): Likewise.
318 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
320 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
321 * pa.c (output_ascii): Likewise.
322 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
323 * pdp11.md (expand_unop): Delete declarations.
324 * pj-protos.h (pj_output_addsi3): Const-ify.
325 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
326 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
327 unique_src_operand): Add prototypes.
328 (pj_output_store_into_lval): Make definition static.
329 (pj_function_incoming_arg): Don't use unary plus.
330 (pj_output_addsi3): Const-ify.
331 * romp.md (get_symref): Delete declarations.
332 * v850-c.c (mark_current_function_as_interrupt): Don't return
333 value from void function.
334 * v850.c: Include "integrate.h".
335 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
336 * vax-protos.h (const_section): Add prototype.
338 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
340 * machmode.def: Add documentation for the seventh argument in
343 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
345 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
347 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
348 <-melf>: Don't have markup for ELF acronym.
350 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
352 * config.gcc (mmix-*-*): New target.
353 * doc/invoke.texi: Document MMIX options.
354 * doc/contrib.texi: Add note about MMIX port to my entry.
355 * config/mmix/t-mmix: New file.
356 * config/mmix/mmix.h: New file.
357 * config/mmix/mmix-protos.h: New file.
358 * config/mmix/mmix.c: New file.
359 * config/mmix/mmix.md: New file.
360 * config/mmix/crti.asm: New file.
361 * config/mmix/crtn.asm: New file.
363 2001-11-03 Kazu Hirata <kazu@hxi.com>
365 * config/sparc/linux-aout.h: Fix comment formatting.
366 * config/sparc/linux.h: Likewise.
367 * config/sparc/linux64.h: Likewise.
368 * config/sparc/lynx.h: Likewise.
369 * config/sparc/pbd.h: Likewise.
370 * config/sparc/sol2-sld-64.h: Likewise.
371 * config/sparc/sol2.h: Likewise.
372 * config/sparc/sparc.c: Likewise.
373 * config/sparc/sparc.h: Likewise.
374 * config/sparc/sparc.md: Likewise.
375 * config/sparc/sunos4.h: Likewise.
376 * config/sparc/vxsim.h: Likewise.
377 * config/sparc/vxsparc.h: Likewise.
378 * config/sparc/vxsparc64.h: Likewise.
380 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
382 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
383 reference to CONST_DOUBLE_MEM in comment.
384 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
385 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
386 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
387 * function.c (pop_function_context_from): Don't call
388 restore_varasm_status.
389 * function.h (restore_varasm_status): Delete declaration.
390 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
392 * rtl.def (CONST_DOUBLE): Update comment.
393 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
394 (CONST_DOUBLE_CHAIN): Likewise.
395 (CONST_DOUBLE_MEM): Delete.
396 (gen_rtx_CONST_DOUBLE): Update parameters.
397 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
398 Remove reference to CONST_DOUBLE_MEM.
399 (const_alias_set): New variable.
400 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
401 (immed_real_const_1): Adjust tests for 0, 1, and 2.
402 Don't set CONST_DOUBLE_MEM.
403 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
404 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
405 Put constant in const_alias_set.
406 (struct pool_constant): ALIGN now unsigned.
407 OFFSET now HOST_WIDE_INT.
409 (restore_varasm_status): Deleted.
410 (mark_pool_constant): Mark desc->rtl.
411 (force_const_mem): Rework to store rtl in hash table,
412 not CONST_DOUBLE_MEM.
413 Put constant in const_alias_set.
414 (find_pool_constant): Check desc->rtl.
415 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
416 (init_varasm_once): Initialize const_alias_set.
418 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
421 * reload.c (combine_reloads): Don't combine an output reload if there
422 are other reloads around for part of the output.
424 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
426 (set_mem_decl): New function.
427 * expr.h (set_mem_decl): New declaration.
428 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
429 (output_asm_operand_names): Add tab.
430 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
432 * builtins.c (get_memory_rtx): Properly set MEM alias set and
435 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
437 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
438 Use "invalid" instead of "illegal". Use @r in comments in
441 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
443 * c-decl.c (pushdecl): Move block inside if conditional to remove
444 possibility of a segfault. Lookup block-level extern
445 variables in enclosing scopes correctly.
447 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
449 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
451 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
452 SUBREG so we avoid SUBREGing memory.
454 * expmed.c (store_bit_field): Same.
456 2001-11-02 DJ Delorie <dj@redhat.com>
458 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
459 using FP registers for DImode mem-mem moves is acceptable.
461 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
463 * builtins.c (apply_args_size): Handle vector arguments.
464 (apply_result_size): Same.
466 * machmode.def: Set WIDER mode field for all vector entries.
468 2001-11-02 Graham Stott <grahams@redhat.com>
470 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
472 2001-11-01 Eric Christopher <echristo@redhat.com>
474 * config.gcc: Revert part of earlier patch.
475 * config/mips/linux.h: Ditto.
476 * df.c: Include tm_p.h to avoid warnings.
477 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
479 * config/mips/mips.c: Define mips_abi regardless.
480 (mips_output_function_prologues): Add long casts for .frame
482 (override_options): Allow use of ABI_32.
484 2001-11-01 Kazu Hirata <kazu@hxi.com>
486 * config/m68hc11/m68hc11.c: Fix comment formatting.
487 * config/m68hc11/m68hc11.h: Likewise.
488 * config/m68hc11/m68hc11.md: Likewise.
490 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
492 * c-typeck.c (default_conversion): Retain the original expression
494 * gcc.dg/Wparentheses.c: New tests.
496 2001-11-01 David S. Miller <davem@redhat.com>
498 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
499 64-bit Sparc description more in line with reality.
501 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
503 * Makefile.in (GCOV_OBJS): Add version.o.
504 * gcov.c: Include "version.h" and <getopt.h>.
505 (gcov_version_string): Remove.
506 (print_usage): Take a parameter to determine whether this is a
507 call from --help or an error message. Give fuller output that
508 follows the GNU Coding Standards for --help.
509 (print_version): New function.
511 (process_args): Use getopt_long. Support long options. Follow
512 GNU Coding Standards for --help and --version.
513 * doc/gcov.texi: Document long options.
514 Addresses part of PR other/704.
516 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
518 * pa.c (output_move_double): Fix typo in double load.
520 2001-11-01 Kazu Hirata <kazu@hxi.com>
522 * config/h8300/h8300.c (h8300_encode_label): Compute a string
523 before passing it to ggc_alloc_string.
525 2001-11-01 Kazu Hirata <kazu@hxi.com>
527 * config/m68k/3b1.h: Fix comment formatting.
528 * config/m68k/3b1g.h: Likewise.
529 * config/m68k/a-ux.h: Likewise.
530 * config/m68k/amix.h: Likewise.
531 * config/m68k/apollo68.h: Likewise.
532 * config/m68k/atari.h: Likewise.
533 * config/m68k/aux-exit.c: Likewise.
534 * config/m68k/ccur-GAS.h: Likewise.
535 * config/m68k/crds.h: Likewise.
536 * config/m68k/dpx2.h: Likewise.
537 * config/m68k/dpx2g.h: Likewise.
538 * config/m68k/hp310.h: Likewise.
539 * config/m68k/hp320.h: Likewise.
540 * config/m68k/isi.h: Likewise.
541 * config/m68k/linux.h: Likewise.
542 * config/m68k/lynx.h: Likewise.
543 * config/m68k/m68k-psos.h: Likewise.
544 * config/m68k/m68k.c: Likewise.
545 * config/m68k/m68k.h: Likewise.
546 * config/m68k/m68k.md: Likewise.
547 * config/m68k/m68kelf.h: Likewise.
548 * config/m68k/m68kv4.h: Likewise.
549 * config/m68k/mot3300.h: Likewise.
550 * config/m68k/news.h: Likewise.
551 * config/m68k/next.h: Likewise.
552 * config/m68k/pbb.h: Likewise.
553 * config/m68k/plexus.h: Likewise.
554 * config/m68k/sgs.h: Likewise.
555 * config/m68k/sun3.h: Likewise.
556 * config/m68k/tower.h: Likewise.
557 * config/m68k/vxm68k.h: Likewise.
559 2001-10-31 DJ Delorie <dj@redhat.com>
561 * config/mips/mips.h (mips_cache_flush_func): Prototype.
562 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
563 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
564 * config/mips/mips.c (mips_cache_flush_func): New.
565 * doc/invoke.texi: Document the new options.
567 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
569 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
570 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
572 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
574 * config/cris/cris.c: Include output.h after tree.h but before
577 2001-10-31 Zack Weinberg <zack@codesourcery.com>
579 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
580 (INTL_SUBDIRS): Just intl.
581 (.SUFFIXES): Add .gmo .po .pox.
582 (native): Also depend on build-@POSUB@.
583 (intl.all, intl.install): Depend on config.h and things it includes.
584 (po-generated): New target; depend on c-parse.c and tradcif.c.
585 (install-normal): Also depend on install-@POSUB@.
586 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
587 (build-, install-, build-po, update-po, install-po,
588 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
590 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
591 * configure.in: Don't munge XGETTEXT. Don't generate
593 * configure: Regenerate.
596 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
597 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
599 2001-10-31 Kazu Hirata <kazu@hxi.com>
601 * config/h8300/h8300.md (two anonymous patterns): New.
603 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
605 * tree.h (tree_index): Add support for V16QI and V8HI.
606 (V8HI_type_node): New.
607 (V16QI_type_node): New.
609 * tree.c (build_common_tree_nodes_2): Same.
611 * c-common.c (type_for_mode): Same.
613 2001-10-31 Kazu Hirata <kazu@hxi.com>
615 * config/i386/att.h: Fix comment formatting.
616 * config/i386/beos-elf.h: Likewise.
617 * config/i386/bsd.h: Likewise.
618 * config/i386/bsd386.h: Likewise.
619 * config/i386/crtdll.h: Likewise.
620 * config/i386/cygwin.asm: Likewise.
621 * config/i386/cygwin.h: Likewise.
622 * config/i386/djgpp.h: Likewise.
623 * config/i386/freebsd-aout.h: Likewise.
624 * config/i386/freebsd.h: Likewise.
625 * config/i386/gas.h: Likewise.
626 * config/i386/i386-interix.h: Likewise.
627 * config/i386/i386-protos.h: Likewise.
628 * config/i386/i386.c: Likewise.
629 * config/i386/i386.h: Likewise.
630 * config/i386/i386.md: Likewise.
631 * config/i386/i386elf.h: Likewise.
632 * config/i386/interix.c: Likewise.
633 * config/i386/isc.h: Likewise.
634 * config/i386/isccoff.h: Likewise.
635 * config/i386/iscdbx.h: Likewise.
636 * config/i386/linux.h: Likewise.
637 * config/i386/lynx.h: Likewise.
638 * config/i386/mingw32.h: Likewise.
639 * config/i386/netbsd-elf.h: Likewise.
640 * config/i386/next.h: Likewise.
641 * config/i386/osf1elf.h: Likewise.
642 * config/i386/osfrose.h: Likewise.
643 * config/i386/sco5.h: Likewise.
644 * config/i386/seq-gas.h: Likewise.
645 * config/i386/seq-sysv3.h: Likewise.
646 * config/i386/sequent.h: Likewise.
647 * config/i386/sol2.h: Likewise.
648 * config/i386/sun386.h: Likewise.
649 * config/i386/uwin.asm: Likewise.
650 * config/i386/uwin.h: Likewise.
651 * config/i386/vxi386.h: Likewise.
652 * config/i386/win32.h: Likewise.
653 * config/i386/winnt.c: Likewise.
654 * config/i386/xm-cygwin.h: Likewise.
655 * config/i386/xm-mingw32.h: Likewise.
657 2001-10-31 Kazu Hirata <kazu@hxi.com>
659 * builtins.def: Fix comment typos.
660 * config/alpha.c: Likewise.
661 * config/arm/arm.c: Likewise.
662 * config/avr/avr.h: Likewise.
663 * config/d30v/d30v.c: Likewise.
664 * config/d30v/d30v.h: Likewise.
665 * config/d30v/d30v.md: Likewise.
666 * config/dsp16xx/dsp16xx.c: Likewise.
667 * config/fr30/fr30.c: Likewise.
668 * config/fr30/fr30.md: Likewise.
669 * config/i386/i386.c: Likewise.
670 * config/i860/i860.c: Likewise.
671 * config/i960/i960.c: Likewise.
672 * config/ia64/ia64.c: Likewise.
673 * config/mips/mips.c: Likewise.
674 * config/pa/pa.c: Likewise.
675 * config/rs6000/rs6000.c: Likewise.
676 * config/s390/s390.c: Likewise.
677 * config/sparc/sparc.c: Likewise.
679 2001-10-30 Kazu Hirata <kazu@hxi.com>
681 * config/mips/elf.h: Fix comment formatting.
682 * config/mips/elf64.h: Likewise.
683 * config/mips/iris5.h: Likewise.
684 * config/mips/iris5gas.h: Likewise.
685 * config/mips/iris6.h: Likewise.
686 * config/mips/isa3264.h: Likewise.
687 * config/mips/linux.h: Likewise.
688 * config/mips/mips.c: Likewise.
689 * config/mips/mips.h: Likewise.
690 * config/mips/mips.md: Likewise.
691 * config/mips/mips16.S: Likewise.
692 * config/mips/netbsd.h: Likewise.
693 * config/mips/osfrose.h: Likewise.
694 * config/mips/r3900.h: Likewise.
695 * config/mips/sni-svr4.h: Likewise.
696 * config/mips/svr4-t.h: Likewise.
697 * config/mips/ultrix.h: Likewise.
699 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
701 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
702 when we update head->current.
704 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
706 * tree.c (id_string_size): Remove.
707 (dump_tree_statistics): Update.
708 * toplev.c (compile_file): If dumping stats, dump tree stats too.
710 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
712 * sched-rgn.c (schedule_insns): Fix comment.
714 2001-10-30 Zack Weinberg <zack@codesourcery.com>
716 * configure.in: Correct previous change: don't assume that
717 gas's version number _isn't_ the last thing on the line, or
718 isn't the only number on the line, either.
719 * configure: Regenerate.
721 2001-10-30 Kazu Hirata <kazu@hxi.com>
723 * cfgcleanup.c: Fix a comment typo.
725 2001-10-30 Kazu Hirata <kazu@hxi.com>
727 * alias.c: Fix comment formatting.
729 * config/cris/cris.c: Likewise.
730 * config/cris/cris.h: Likewise.
731 * config/i960/i960.c: Likewise.
732 * config/i960/i960.h: Likewise.
734 2001-10-30 Kazu Hirata <kazu@hxi.com>
736 * config/arm/arm.c: Fix a comment typo.
737 * config/arm/arm.h: Likewise.
738 * config/ia64/ia64.c: Likewise.
740 2001-10-30 Jakub Jelinek <jakub@redhat.com>
742 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
743 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
744 * rtl.h (set_unique_reg_note): Change return value.
745 * gcse.c (try_replace_reg): Use set_unique_reg_note.
746 * cse.c (cse_insn): Likewise.
747 * expr.c (emit_move_insn): Likewise.
748 * explow.c (force_reg): Likewise.
749 * local-alloc (update_equiv_regs): Likewise.
750 * loop.c (move_moveables, load_mems): Likewise.
751 * reload (find_reloads): Likewise.
753 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
756 * c-decl.c (parmlist_tags_warning, start_struct,
757 check_for_loop_decls): Separate messages for struct, union and
758 enum cases to allow for languages in which they have different
760 * c-format.c (scanf_flag_specs): Separate short and long name of
761 the assignment suppression feature.
762 (check_format_types): Localize "pointer" and "different types"
764 * c-lex.c (lex_number): Localize "an unsigned long int" and
766 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
768 * c-typeck.c (build_unary_up): Separate messages for increment and
769 decrement cases to allow for languages in which they use different
770 articles. Localize the strings "increment" and "decrement" in one
773 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
775 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
776 when no changes has been made.
778 * gcse.c (reg_set_bitmap): Turn into reg_set.
779 (modify_mem_list_set, canon_modify_mem_list_set)
780 (clear_modify_mem_tables, free_modify_mem_tables): New.
781 (gcse_main); Use free_modify_mem_tables.
782 (free_gcse_mem): Likewise; free the bitmaps.
783 (alloc_gcse_main): Initialize the bitmaps.
784 (canon_list_insert): Set canon_modify_mem_list_set.
785 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
786 (compute_hash_table): Use clear_modify_mem_tables.
787 (reset_opr_set_tables): Likewise.
788 (oprs_not_set_p): reg_set_bitmap is regset.
789 (mark_set, mark_clobber): Likewise.
791 * df.h (DF_EQUIV_NOTES): New constant.
792 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
795 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
796 (init_regions, schedule_insns): Conditionalize the checking
797 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
799 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
801 * i386.md (movti_rex64 splitter): Fix condition.
803 2001-10-29 Zack Weinberg <zack@codesourcery.com>
805 * configure.in: Do not assume that gas's version number is the
806 last thing on the first line of as --version output.
807 * configure: Regenerate.
809 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
810 MT_WARNING, MT_ERROR, MT_FATAL.
811 (main): Call gcc_init_libintl.
812 (v_message): Call gettext on msgid and "warning: "
813 * tradcif.y: Include intl.h.
814 (yyerror): Make parameter definition consistent with
815 prototype. Call gettext on msgid argument.
817 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
819 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
822 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
824 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
826 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
827 before referencing it.
829 2001-10-26 DJ Delorie <dj@redhat.com>
831 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
832 override -G, and force -G0.
834 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
836 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
837 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
838 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
839 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
841 * loop.h (struct induction): Rename ext_dependant to
843 * loop.c: Change all uses.
844 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
846 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
848 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
850 * c-parse.in (expr_no_commas, primary), c-typeck.c
851 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
853 2001-10-29 David Edelsohn <edelsohn@gnu.org>
855 Undo assemble_name change in earlier patch.
857 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
859 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
860 determining the type of the receiver, do not check that TREE_CODE
861 of receiver is CALL_EXPR before calling receiver_is_class_object().
862 (receiver_is_class_object): For the GNU runtime: recognize
863 the case that the receiver is self in a class method context.
864 Check that TREE_CODE of receiver is CALL_EXPR when checking that
865 the receiver is a call to objc_get_class.
867 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
869 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
871 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
873 * Makefile.in (OBJS): Put all files in alphabetical order.
875 * dwarf2out.c (add_const_value_attribute): Fix error in last
878 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
880 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
881 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
883 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
884 (life_analysis): call purge_all_dead_edges after deleting noops.
885 (delete_noop_move): Do not purge CFG.
886 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
888 2001-10-28 David Edelsohn <edelsohn@gnu.org>
890 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
891 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
892 (ASM_GLOBALIZE_LABEL): Use assemble_name.
893 (ASM_OUTPUT_COMMON): Likewise.
894 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
895 (rs6000_output_function_epilogue): Likewise.
896 (output_mi_thunk): Fix typo.
897 (rs6000_output_symbol_ref): Use assemble_name.
898 (output_toc): Likewise.
899 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
900 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
901 assemble_name calls STRIP_NAME_ENCODING.
902 (ASM_OUTPUT_LABEL): Use assemble_name.
903 (ASM_GLOBALIZE_LABEL): Likewise.
904 (ASM_DECLARE_FUNCTION_NAME): Likewise.
905 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
906 (ASM_OUTPUT_LOCAL): Likewise.
908 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
910 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
911 (expand_builtin_apply, expand_builtin_return): Likewise.
912 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
914 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
916 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
917 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
918 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
919 configure, configure.in, except.c, except.h, flow.c, function.c,
920 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
921 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
922 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
923 unroll.c: Fix spelling errors.
925 * doc/extend.texi, doc/invoke.texi: Fix spelling.
927 * doc/gcc.texi: Document use of "dependent" and American spelling.
929 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
931 * expr.c (emit_group_load): Support CONCATs by storing them to memory
934 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
936 * expr.c (store_constructor_field): Only call adjust_address on MEM.
938 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
940 * genrecog.c (write_switch): Output if before switch for
941 DT_elt_zero_wide_safe.
943 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
945 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
946 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
947 (FUNCTION_PROFILER): Const-ify.
948 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
949 (eliminate_constant_term, assemble_name, output_addr_const):
951 (ptr_half_pic_address_p, half_pic_hash): Prototype.
952 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
953 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
954 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
955 (half_pic_declare, half_pic_external): Const-ify.
956 * toplev.c: Include "halfpic.h".
958 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
960 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
961 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
962 config/i386/i386.c, config/i386/i386-interix.h,
963 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
964 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
965 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
966 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
967 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
968 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
969 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
972 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
973 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
974 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
975 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
976 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
977 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
978 system.h, toplev.c: Fix spelling errors.
980 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
982 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
984 * dwarf2out.c (reg_number): Abort if pseudo.
985 (reg_loc_descriptor): Return 0 if pseudo.
986 (is_based_loc): Return 0 if pseudo.
987 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
989 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
990 (loc_descriptor): Return 0 if can't find location and handle 0
991 return from recursive calls.
992 (loc_descriptor_from_tree): Likewise.
993 Fix handling of indirect.
994 Also return 0 for PLACEHOLDER_EXPR.
995 Clean up COMPONENT_REF cases.
996 (add_AT_location_descriptor): Simplify, but handle 0 return from
998 (add_const_value_attribute): Avoid shift count warning.
999 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1000 Set comp_unit_die as context if not in function.
1002 * config/mips/mips-protos.h: Break up long lines.
1003 Remove needless #ifdef/#endif blocks.
1004 Don't declare functions declared in file made by genpreds or recog.h.
1005 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1006 is now HOST_WIDE_INT; delete unneeded casts.
1007 * config/mips/mips.h: Don't use #elif.
1009 * expr.c (stor_constructor_field): Always call adjust_address.
1010 Copy TARGET before changing its alias set.
1011 (store_field): Likewise, for TO_RTX.
1012 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1014 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1015 (find_placeholder): Return 0 if can't find object.
1016 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1019 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1021 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1023 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1025 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1026 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1027 (merge_blocks): Properly udpate life after making edge nonfallthru.
1028 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1030 2001-10-26 Kazu Hirata <kazu@hxi.com>
1032 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1034 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1036 * c-typeck.c (convert_arguments): When comparing for enumeral
1037 type equality, use TYPE_MAIN_VARIANT.
1038 * gcc.dg/Wconversion.c: New tests.
1040 2001-10-26 Kazu Hirata <kazu@hxi.com>
1042 * s390/s390.c: Fix comment typos.
1043 * s390/s390.h: Likewise.
1044 * s390/s390.md: Likewise.
1046 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1048 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1049 (walk_tree): Use it for tail calls where appropriate.
1051 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1053 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1054 non-local label_refs.
1056 2001-10-26 Kazu Hirata <kazu@hxi.com>
1058 * config/h8300/h8300.md (4 anonymous patterns): New.
1060 2001-10-26 Kazu Hirata <kazu@hxi.com>
1062 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1063 algorithm through the shift_info structure.
1064 (emit_a_shift): Update the use of get_shift_alg.
1066 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1068 * sched-rgn.c: Remove bitset typedef.
1069 Change bitset to sbitmap in prototypes / variable types.
1071 Remove edgeset_bits.
1072 Remove edgeset_size.
1073 s/BITSET_ADD/SET_BIT/g
1074 s/BITSET_INVERT/sbitmap_ones/g
1075 s/BITSET_INTER/sbitmap_a_and_b/g
1076 s/BITSET_UNION/sbitmap_a_or_b/g
1077 s/BITSET_DIFFER/sbitmap_difference/g
1078 s/bitset_member/TEST_BIT/g
1079 (BITSET_*): Removed.
1080 (bitset_member): Removed.
1081 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1082 EXECUTE_IF_SET_IN_SBITMAP.
1083 (split_edges): Rewrite, use sbitmap functions instead of bitset
1085 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1087 2001-10-26 Andreas Schwab <schwab@suse.de>
1089 * reload1.c (emit_input_reload_insns): Fix parens in last
1090 (undocumented) change that was supposed to change only whitespace.
1092 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1094 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1096 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1099 2001-10-26 Andreas Jaeger <aj@suse.de>
1101 * flow.c (clear_log_links): Remove unused variable.
1102 * cfgcleanup.c (cleanup_cfg): Likewise.
1104 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1106 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1107 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1109 2001-10-26 Richard Henderson <rth@redhat.com>
1111 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1112 rename PV_REG to R27_REG.
1113 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1114 (REG_CLASS_FROM_LETTER): Update.
1115 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1116 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1117 (udivsi3, modsi3, umodsi3): Likewise.
1118 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1120 2001-10-26 Richard Henderson <rth@redhat.com>
1122 * cfg.c (clear_aux_for_blocks): Split out of ...
1123 (free_aux_for_blocks): here.
1124 (clear_aux_for_edges): Split from ...
1125 (free_aux_for_edges): here.
1126 * basic-block.h: Declare them.
1127 * lcm.c (compute_antinout_edge): Use them.
1128 (compute_laterin, compute_available, compute_nearerout): Likewise.
1129 (optimize_mode_switching): Likewise.
1131 2001-10-26 Richard Henderson <rth@redhat.com>
1133 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1134 moving everything back to the main build directory.
1136 2001-10-26 Christopher Faylor <cgf@redhat.com>
1138 * config/i386/cygwin.h: Search target specfic include directory, if
1141 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1143 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1144 of macro guards. Fix #endif comment.
1146 * output.h (default_exception_section, default_eh_frame_section):
1147 Move prototypes outside of macro guard.
1149 * crtstuff.c: Fix #endif comment.
1151 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1153 * doc/md.texi (movMM): Clarify semantics of storing into a
1154 non-paradoxical SUBREG.
1156 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1158 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1159 (lang_hook_default_get_alias_set): Move next to other alias
1161 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1162 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1163 (LANG_HOOKS_INITIALIZER): Add it.
1164 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1165 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1166 instead of a loop calling poplevel.
1168 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1170 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1171 occurrences of #elif with #if...#endif.
1173 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1175 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1177 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1179 * alias.c (can_address_p): No longer static.
1180 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1181 Return 0 if all parameters are default values.
1182 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1183 (adjust_address_1): Try harder to compute a size.
1184 * expr.c (expand_assignment, store_constructor): If can't address,
1185 set MEM_KEEP_ALIAS_SET_P.
1186 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1187 (store_field): Likewise.
1188 (store_constructor): Simplify call to store_constructor_field.
1189 * expr.h (can_address_p): New declaration.
1190 * gensupport.c (gen_rtx_CONST_INT): New function.
1191 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1192 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1193 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1195 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1197 2001-10-24 Christopher Faylor <cgf@redhat.com>
1199 * config/i386/cygwin.h: Use proper path for mingw crt files when
1202 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1204 * dwarf2out.c (file_info_cmp): Always return consistent results.
1206 2001-10-24 Roger Sayle <roger@eyesopen.com>
1208 * stmt.c (expand_end_case): Index jumptables from zero for
1209 suitably small values of minval.
1211 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1213 * stor-layout.c (place_union_field): If any field was aligned with
1214 attribute aligned, set record type's TYPE_USER_ALIGN.
1215 (place_field): Likewise.
1216 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1217 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1219 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1221 * c-common.h (struct c_common_identifier): Remove rid_code field.
1222 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1224 * c-typeck.c (constructor_designated): New local flag.
1225 (struct constructor_stack): Add "designated" field to match.
1226 (start_init): Clear it.
1227 (really_start_incremental_init, push_init_level): Push and
1229 (pop_init_level): Pop it.
1230 (set_designator): Set it.
1232 (pop_init_level): Suppress "missing initializer" warnings if
1233 constructor_designated is true.
1234 (process_init_element): Suppress warning about union
1235 initialization under traditional C, if constructor_designated
1238 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1240 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1243 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1245 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1247 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1249 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1250 the node was already a set to a constant.
1252 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1254 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1255 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1257 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1259 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1260 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1261 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1262 * s390.c (s390_final_chunkify): Don't use string concatenation.
1263 (s390_function_prologue, s390_function_epilogue): Const-ify.
1264 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1266 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1268 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1271 2001-10-23 Stan Shebs <shebs@apple.com>
1273 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1274 -traditional-cpp in first-stage compilation.
1276 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1278 * gensupport.c (target_flags): Add.
1280 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1282 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1284 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1285 * except.c (expand_builtin_frob_return_addr): Likewise.
1286 (expand_builtin_eh_return): Likewise.
1287 * stmt.c (expand_computed_goto): Likewise.
1288 * explow.c (memory_address): Likewise.
1289 (allocate_dynamic_stack_space): Clean up predicate testing.
1290 (probe_stack_range): Convert SIZE to Pmode.
1291 * calls.c (rtx_for_function_call): Only call convert_memory_address
1293 Pass function call operand as ptr_mode, not Pmode.
1294 * expr.c (expand_assignment): Clean up calls to convert_memory
1295 address by only doing so when needed and making offsets Pmode.
1296 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1297 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1298 is in Pmode, not ptr_mode.
1300 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1302 * darwin-protos.h (constructor_section, destructor_section,
1303 mod_init_section, mod_term_section): Prototype.
1304 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1306 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1308 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1309 objc_section_init declaration.
1310 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1311 (objc_section_init, try_section_alias): Make static.
1312 (alias_section): Make static and hide unused function.
1313 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1315 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1317 * alias.c (can_address_p): Compnonents are not addressable if
1318 the containing type has alias set 0.
1319 (get_alias_set): Rework to use STRIP_NOPS.
1320 Only call front-end routine on object, type, or object with
1321 NOPs stripped, not inner values.
1322 Use language hook to call front-end routine.
1323 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1324 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1325 Don't pass alignment to emit_block_move.
1326 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1327 (expand_builtin_memset): Likewise, but for clear_storage.
1328 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1329 and remove C++ specific parts.
1330 * c-common.h (c_common_get_alias_set): Add declaration.
1331 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1332 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1333 (save_fixed_argument_area): Call set_mem_align.
1334 Remove alignment in call to emit_block_move.
1335 (emit_library_call_value_1, store_one_arg): Likewise.
1336 (target_for_arg): Remove; disabled long ago.
1337 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1338 once and similar cleanups.
1339 (offset_address): Use proper introductory comment.
1340 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1341 from explicit operand; all callers changed.
1342 (clear_storage): Likewise.
1343 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1344 (store_field): Remove kludge on alias set used for to_rtx.
1345 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1346 (expand_expr_unaligned): Call set_mem_attributes instead of
1348 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1349 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1350 (expand_function_end): Track MEM attributes of trampolines.
1351 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1352 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1353 attributes from original.
1354 * langhooks.c (lang_hook_default_get_alias_set): New function.
1355 (hook_get_alias_set_0): New function.
1356 * langhooks.h (hook_get_alias_set_0): New declaration.
1357 (lang_hook_default_get_alias_set): Likewise.
1358 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1359 * reload1.c (alter_reg): Use adjust_address_nv.
1360 * rtl.c (get_mode_alignment): Moved to here.
1361 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1362 change default if unknown from 1 to BITS_PER_UNIT.
1363 * stor-layout.c (get_mode_alignment): Remove from here.
1364 * toplev.h (struct lang_hoks): Add get_alias_set field.
1365 * tree.h (lang_get_alias_set): Delete declaration.
1366 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1367 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1368 (ix86_va_arg): Likewise.
1369 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1370 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1371 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1372 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1373 (expand_block_move_mem): Remove dead code.
1375 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1377 * c-common.c (warn_div_by_zero): New.
1378 * c-common.h (warn_div_by_zero): New.
1379 * c-decl.c (c_decode_option): Take it on the command line.
1380 * c-typeck.c (build_binary_op): Warn about division by zero.
1381 * doc/invoke.texi: Document the new command line option, fix
1382 documentation of -Wmultichar.
1383 * testsuite/gcc.dg/divbyzero.c: New tests.
1384 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1386 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1388 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1390 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1391 to avoid update_life_info call.
1392 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1393 * cfgcleanup.c (bb_flags): New enum.
1394 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1395 (notice_new_block, update_forwarder_flag): New functions.
1396 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1397 (try_forward_edges): Likewise; update flags.
1398 (merge_blocks): Likewise.
1399 (outgoing_edges_match): Likewise.
1400 (try_crossjump_to_edge): Likewise.
1401 (try_optimize_cfg): Likewise; initialize and clear the flags;
1402 recompute life info if needed.
1403 (cleanup_cfg): No need to clear aux pointers.
1405 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1407 * config/i386/i386.c (override_options): Default to minimum
1408 stack alignment when optimizing for code size.
1409 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1412 * config/i386/i386.c (override_options): Set upper limit of
1413 -mpreferred-stack-boundary to 12.
1415 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1417 * recog.c (peephole2_optimize): Add default case to switch.
1419 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1421 * doc/gcc.texi (Sending Patches): Remove.
1423 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1425 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1426 fields when comparing.
1428 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1430 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1431 * arm.c (HOST_INT, HOST_UINT): Likewise.
1433 2001-10-22 Stan Shebs <shebs@apple.com>
1435 * config/darwin-protos.h (darwin_exception_section): Declare.
1436 (darwin_eh_frame_section): Declare.
1438 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1440 * i386.md (movti_rex64): Fix mode.
1442 2001-10-22 Stan Shebs <shebs@apple.com>
1444 * target.h (struct gcc_target): Add asm_out.exception_section,
1445 asm_out.eh_frame_section.
1446 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1447 (TARGET_ASM_EH_FRAME_SECTION): New.
1448 (TARGET_INITIALIZER): Update.
1449 * output.h (default_exception_section): Declare.
1450 (default_eh_frame_section): Declare.
1451 * dwarf2out.c: Include target.h.
1452 (output_call_frame_info): Call target hook for eh frames.
1453 (default_eh_frame_section): New function.
1454 * except.c: Include target.h.
1455 (output_function_exception_table): Call target hook for exception
1457 * varasm.c (default_exception_section): Rename from
1458 exception_section, remove EXCEPTION_SECTION macro.
1460 * config/darwin.h (darwin_eh_frame_section): New function.
1461 (EXCEPTION_SECTION): Remove.
1462 (TARGET_ASM_EXCEPTION_SECTION): Define.
1463 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1464 (nextstep_exception_section): New function.
1465 (nextstep_eh_frame_section): New function.
1466 (TARGET_ASM_EXCEPTION_SECTION): Define.
1467 (TARGET_ASM_EH_FRAME_SECTION): Define.
1469 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1470 (TARGET_ASM_EXCEPTION_SECTION): Define.
1471 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1472 (EXCEPTION_SECTION): Remove.
1473 (TARGET_ASM_EXCEPTION_SECTION): Define.
1474 * config/stormy16/stormy16.h: Remove comments referencing
1475 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1477 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1478 TARGET_ASM_EH_FRAME_SECTION.
1480 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1482 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1485 * c-format.c: Fix spelling typo in comment.
1487 * sched-int.h: Fix typo in GCC preamble.
1489 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1492 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1494 2001-10-22 Richard Henderson <rth@redhat.com>
1496 * config/i386/i386.c (ix86_expand_clear): New.
1497 * config/i386/i386-protos.h: Declare it.
1498 * config/i386/i386.md (setcc peep2s): Use it.
1499 (movsi_xor): Unexport.
1501 2001-10-22 Richard Henderson <rth@redhat.com>
1503 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1504 free_EXPR_LIST_list for LOG_LINKS.
1506 2001-10-21 Robert Lipe <robertlipe@usa.net>
1508 * config/i386/i386.c (sco_asm_named_section): Delete.
1509 (sco_asm_out_constructor): Delete.
1510 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1511 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1512 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1513 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1514 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1516 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1518 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1519 and/or fold extra calls into fewer ones.
1520 * collect2.c (dump_file): Likewise.
1521 * cppexp.c (parse_number): Likewise.
1522 * cpplex.c (_cpp_lex_direct): Likewise.
1523 * final.c (output_asm_insn, asm_fprintf): Likewise.
1524 * fix-header.c (inf_scan_ident, main): Likewise.
1525 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1527 * fold-const.c (real_hex_to_f): Likewise.
1528 * gen-protos.c (parse_fn_proto): Likewise.
1529 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1530 * genrecog.c (change_state, write_action): Likewise.
1531 * gensupport.c (shift_output_template): Likewise.
1532 * local-alloc.c (requires_inout): Likewise.
1533 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1534 * protoize.c (is_id_char, main): Likewise.
1535 * real.c (asctoeg): Likewise.
1536 * recog.c (asm_operand_ok): Likewise.
1537 * reload.c (find_reloads): Likewise.
1538 * scan.c (scan_identget_token): Likewise.
1539 * sched-vis.c (print_value): Likewise.
1540 * stringpool.c (ggc_alloc_string): Likewise.
1541 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1542 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1543 * tradcpp.c (rescan): Likewise.
1544 * tree.c (clean_symbol_name): Likewise.
1545 * varasm.c (decode_reg_name): Likewise.
1547 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1548 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1549 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1550 * m88k.c (output_ascii): Likewise.
1551 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1552 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1553 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1554 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1556 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1558 * langhooks.c (lang_hook_default_do_nothing,
1559 lang_hook_default_decode_option): New defaults.
1560 * langhooks.h: Make hooks unconditional and non-NULL.
1561 * toplev.c (compile_file, toplev_main): Update.
1562 * toplev.h: Update comments.
1563 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1565 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1567 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1569 * system.h (IN_RANGE): New macro.
1571 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1573 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1574 INTLDEPS variable, which does not include $LIBICONV.
1575 * Makefile.in: Use INTLDEPS in LIBDEPS.
1576 * configure: Regenerate.
1578 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1580 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1581 * cpplex.c (lex_percent, lex_dot): Remove.
1582 (get_effective_char, skip_block_comment, skip_line_comment,
1583 parse_identifier_slow, parse_number, parse_string, save_comment,
1584 _cpp_lex_direct): Update to do lookback freely.
1585 (IF_NEXT_IS, BACKUP): New macros.
1586 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1587 * cppmacro.c (paste_tokens): Update.
1589 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1591 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1593 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1595 * reload1.c (reload): Check CONSTANT_P before calling
1596 LEGITIMATE_PIC_OPERAND_P.
1597 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1598 workaround of 2001-10-13.
1600 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1602 * i386.c (split_di): Handle splitting of DFmode.
1604 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1606 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1607 (adjust_address_1, offset_address): Likewise.
1609 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1610 (output_asm_insn): Call it for each line output.
1611 Don't record an operand more than once.
1613 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1614 * main.c: Include config.h and system.h, but not ansidecl.h.
1615 * Makefile.in (main.o): Update accordingly.
1617 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1619 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1621 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1623 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1624 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1626 (find_sub_basic_blocks): ... here;
1627 (find_many_sub_basic_blocks): New.
1628 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1630 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1632 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1634 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1636 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1637 * flow.c (update_life_info): Measure time.
1638 * c-decl.c: Include timevar.h
1639 (c_expand_body): Measure time.
1640 * toplev.c (rest_of_compilation): Measure time of mode switching
1642 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1644 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1645 (lang_independent_options): Add asynchronous-unwind-tables
1646 (toplev_main): flag_asynchronous_unwind_tables implies
1648 * flags.h (flag_asynchronous_unwind_tables): Declare.
1649 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1650 flag_asynchronous_unwind_tables.
1651 (output_call_frame_info): Likewise.
1652 * invoke.texi (-fasynchronous-unwind-tables): Document.
1653 * i386.c (optimization_options): Enable
1654 flag_asynchronous_unwind_tables.
1656 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1657 * i386.md (s* expanders): Destination is QImode.
1659 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1660 * rtl.h (clear_log_links): Kill.
1661 * flow.c (clear_log_links): Make static; accept blocks parameter;
1662 do no clear life info.
1663 (update_life_info): Call clear_log_links.
1665 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1667 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1669 * cpplex.c (handle_newline, skip_escaped_newlines,
1670 get_effective_char, skip_block_comment, skip_line_comment,
1671 parse_identifier_slow, parse_number, parse_string,
1672 _cpp_lex_direct): Update to do more stepping back.
1673 (trigraph_ok): Similarly. Rename trigraph_p.
1674 (SAVE_STATE, RESTORE_STATE): Remove.
1675 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1677 * cpplib.c (destringize): Rename destringize_and_run, and
1678 call run_directive directly.
1679 (_cpp_do__Pragma): Simplify.
1681 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1683 * pe.c (arm_pe_unique_section): Const-ify.
1684 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1685 (switch_to_section): Add static prototype.
1687 * output.h (drectve_section): Prototype.
1689 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1691 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1692 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1693 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1694 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1695 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1696 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1697 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1698 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1699 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1700 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1701 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1702 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1703 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1704 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1705 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1706 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1707 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1708 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1709 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1710 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1711 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1712 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1713 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1714 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1715 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
1716 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
1717 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
1718 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
1719 v850-*-*): Delete superflous ${cpu_type} setting.
1720 * config/linux.h: Delete svr4.h include.
1721 (SET_ASM_OP): Delete.
1722 * config/netware.h (INT_ASM_OP): Undef before define.
1723 * config/ptx4.h: Delete elfos.h include.
1724 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
1725 * config/svr4.h: Delete elfos.h include. Update commentary.
1726 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
1727 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
1728 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
1729 config/v850/v850.h: Delete svr4.h include.
1730 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
1731 config/m68k/m68kv4.h, config/m88k/sysv4.h,
1732 config/sparc/sysv4.h: Update includes.
1733 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
1734 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
1735 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
1736 config/m88k/dguxbcs.h: Delete includes.
1737 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
1738 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
1739 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
1741 * config/m88k/dgux.h: Delete include.
1742 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
1744 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
1745 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
1746 * config/sh/elf.h: Update include.
1747 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
1748 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
1750 2001-10-19 Catherine Moore <clm@redhat.com>
1752 * config/stormy16/stormy-abi: Updates to varargs descriptions.
1753 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
1754 base and count fields.
1755 (stormy16_expand_builtin_va_start): last_reg_count changed to
1756 size_of_reg_args. Use count + size in first comparison.
1758 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1760 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
1761 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
1762 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
1763 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
1764 Set alignment from type if INDIRECT_REF.
1765 (adjust_address_1, offset_address): Simplify alignment compuitation.
1766 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
1767 here; done by set_mem_attributes.
1769 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1771 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
1772 * arm-protos.h (rdata_section, zero_init_section, common_section):
1774 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
1775 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
1776 traditional mode stringification.
1777 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
1778 in macros controling its use.
1779 * rtlanal.c: Include tm_p.h.
1780 * varasm.c (asm_output_aligned_bss): Mark parameter with
1782 (assemble_constant_align, assemble_start_function, assemble_align,
1783 assemble_variable, assemble_trampoline_template,
1784 output_constant_def_contents): Wrap potentially empty if-stmt body
1787 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1789 * a29k-protos.h (literal_section): Prototype.
1790 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
1791 * a29k.md: Ensure function pointers are prototyped.
1792 * genattrtab.c (write_eligible_delay): Mark parameter with
1795 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1797 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1798 * 1750a.c (print_operand): Fix format specifier warning.
1799 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
1800 * 1750a.md: Likewise.
1801 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
1802 * genemit.c (output_add_clobbers): Mark parameter with
1804 * genrecog.c (write_subroutine): Likewise.
1805 * integrate.c (expand_inline_function): Delete unused variable.
1806 * varasm.c (remove_from_pending_weak_list): Wrap with
1809 2001-10-19 Jakub Jelinek <jakub@redhat.com>
1811 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
1812 field is different to previous argument's neg field.
1814 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
1816 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1818 * final.c (get_decl_from_op): New function.
1819 (output_asm_insn): Call it; write "*" when item with decl is address.
1821 2001-10-19 Janis Johnson <janis187@us.ibm.com>
1823 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
1824 about 64-bit support from the 3.0_branch version.
1826 2001-10-19 Zack Weinberg <zack@codesourcery.com>
1828 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
1829 USE_INCLUDED_LIBINTL when appropriate.
1830 * configure, config.in: Regenerate.
1831 * Makefile.in (datadir): Set to @datadir@.
1832 (intl.o): Also depend on $(CONFIG_H) and system.h.
1834 * intl.c: Factor out common gettext initialization sequence.
1835 (gcc_init_libintl): New function.
1836 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
1837 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
1838 off NLS. Add multiple include guard. No need to #ifdef-guard
1839 an #undef. Prototype gcc_init_libintl here.
1841 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
1842 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
1843 Use gcc_init_libintl.
1845 2001-10-19 Catherine Moore <clm@redhat.com>
1847 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
1849 * config/stormy16/stormy16.c (stormy16_split_move): Make
1850 sure that REG_INC notes are present for auto_inc operands.
1852 2001-10-19 Andreas Jaeger <aj@suse.de>
1854 * configure: Regenerated.
1855 * configure.in: Add x86_64 to switch statements.
1857 2001-10-18 Richard Henderson <rth@redhat.com>
1859 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1860 address into $27 explicitly.
1861 (sibcall_value_osf_1): Likewise.
1863 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1865 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1866 (offset_address): New function.
1867 (free_emit_status): Free regno_decl.
1868 (init_emit): Pass proper number of elements to xcalloc.
1869 Allocate regno_decl.
1870 (mark_emit_status): Mark regno_decl values.
1871 * expr.c (highest_pow2_factor): New function.
1872 (expand_assigment): Use it and offset_address.
1873 Properly handle ptr_mode vs. Pmode in offset calculation.
1874 (store_constructor, expand_expr_unaligned): Likewise.
1875 (expand_expr, case COMPONENT_EXPR): Likewise.
1876 * expr.h (offset_address): New decl.
1877 * function.h (struct emit_status): Add regno_decl.
1878 (REGNO_DECL): New macro.
1879 * final.c (output_asm_name): Move in file and don't conditionalize
1880 on flag_print_asm_name.
1881 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1882 Output names of operands, if known.
1883 * function.c (assign_parms): Set REGNO_DECL.
1884 * integrate.c (integrate_decl_tree): Likewise.
1885 * stmt.c (expand_decl): Likewise.
1886 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1888 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1890 * attribs.c (handle_noinline_attribute): New function.
1891 (handle_used_attribute): Likewise.
1892 (c_common_attribute_table): Added noinline and used.
1893 * doc/extend.texi (Function Attributes): Document them.
1894 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1895 Warn when merging inline with attribute noinline.
1896 (start_decl, start_function): Warn if inline and attribute
1897 noinline appear in the same declaration.
1899 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1901 * config.gcc: Update c4x and i370 for C front end-specific
1903 * config/c4x/c4x-c.c: New.
1904 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1905 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1907 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1908 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1910 (c4x_init_pragma): Remove.
1911 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1912 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1913 c4x_pr_ignored): Move to c4x-c.c.
1914 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1915 * config/c4x/t-c4x: Update.
1916 * config/i370/i370-c.c: New.
1917 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1918 (i370_pr_map): Move to i370-c.c.
1919 * config/i370/t-i370: New.
1921 * doc/tm.texi: Update.
1923 2001-10-17 Stan Shebs <shebs@apple.com>
1925 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1926 typo fixes throughout.
1927 (machopic_output_stub): Remove some dead code.
1929 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1931 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1934 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1936 * Makefile.in (print-rtl.o): Depend on TREE_H.
1937 * alias.c (get_alias_set): Make two passes over objects to first
1938 see if inner object is access via restricted pointer.
1939 Defer allocating alias set for restricted pointer until here.
1940 Call find_placeholder with second arg nonzero.
1942 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1943 set for restricted pointer types.
1944 * emit-rtl.c (set_mem_attributes): Set more attributes.
1945 (set_mem_align, change_address, adjust_address_1): New functions.
1946 (change_address_1): Now static.
1947 (adjust_address, adjust_address_nv): Deleted.
1948 (replace_equiv_address): Call change_address_1.
1949 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1950 (find_placeholder): Get starting point from PLIST arg.
1951 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1952 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1953 (adjust_address, adjust_address_nv): New macros.
1954 * print-rtl.c (tree.h): New include.
1955 (print_rtx, case MEM): Print all memory attributes.
1957 2001-10-17 Richard Henderson <rth@redhat.com>
1959 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1961 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1963 * c-tree.texi: Eliminate duplicated word.
1964 * cpp.texi: Likewise.
1965 * install.texi: Likewise.
1966 * invoke.texi: Likewise.
1967 * tm.texi: Likewise.
1969 2001-10-17 Michael Collison <collison@isisinc.net>
1971 * dsp16xx.c: Fix comment formatting to match GNU standards.
1972 (dsp16xx_output_function_prologue): Change type of 'size'
1973 parameter from 'int' to HOST_WIDE_INT.
1974 (dsp16xx_output_function_epilogue): Change type of 'size'
1975 parameter from 'int' to HOST_WIDE_INT.
1977 2001-10-16 Richard Henderson <rth@redhat.com>
1979 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1980 * configure, config.in: Rebuild.
1982 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1983 (ix86_output_addr_diff_elt): New.
1984 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1985 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1986 (JUMP_TABLES_IN_TEXT_SECTION): New.
1987 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1988 * config/i386/i386-protos.h: Update.
1990 * config/i386/386bsd.h, config/i386/beos-elf.h,
1991 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1992 config/i386/i386-interix.h, config/i386/i386elf.h,
1993 config/i386/linux.h, config/i386/netbsd-elf.h,
1994 config/i386/netbsd.h, config/i386/openbsd.h,
1995 config/i386/ptx4-i.h, config/i386/rtemself.h,
1996 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1997 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1999 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2001 * stmt.c (expand_asm_operands): Update commentary.
2003 2001-10-16 Stan Shebs <shebs@apple.com>
2005 * config/darwin.h (GCC_NAME): Remove, no longer used.
2006 (NO_MATH_LIBRARY): Ditto.
2007 (MATH_LIBRARY): Define to emptiness.
2008 (DWARF2_DEBUGGING_INFO): Define.
2009 (PREFERRED_DEBUGGING_TYPE): Define.
2010 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2011 (EXCEPTION_SECTION): Define.
2012 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2013 * config/darwin.c (darwin_encode_section_info): Handle case of
2014 DECL_INITIAL being error_mark_node.
2016 2001-10-16 Richard Henderson <rth@redhat.com>
2018 * alpha.c (current_file_function_operand): Don't fail for profiling.
2019 (direct_call_operand): New.
2020 * alpha-protos.h: Declare it.
2021 * alpha.h (EXTRA_CONSTRAINT): Use it.
2022 (PREDICATE_CODES): Add it.
2023 (ASM_OUTPUT_MI_THUNK): Remove.
2024 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2025 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2027 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2029 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2030 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2032 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2034 * cfg.c (free_edge): Break out from ....
2035 (remove_edge): ... here.
2036 (clear_edges): Use free_edge.
2038 * att.h (ASM_QUAD): Add comment.
2039 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2041 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2043 * i386.c (split_ti): New function.
2044 (ix86_split_to_parts): Support TImodes.
2045 * i386.h (VALID_INT_MODE_P): Add TImode.
2046 * i386.md (movdi splitter): Fix.
2047 (movti): Support 64bit integer registers.
2048 (movti_rex64): New function and splitter.
2050 * i386.c (*_cost): Add movsx/movzx cost.
2051 * i386.h (struct processor_costs): Add movsx/movzx fields.
2052 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2053 64bit operations require split on 64bit machine.
2054 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2056 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2057 (ix86_expand_move): Avoid pushes of memory if size does not match;
2058 move long constants to register.
2059 (x86_initialize_trampoline): Fix mode.
2060 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2061 Use ASM_QUAD on 64bit.
2062 * i386.md (test pattern): Disallow impossible constants.
2063 (tablejump PIC expander): Fix emitting of sum.
2064 (movdicc_rex64): Rename to movdicc.
2065 * linux64.h (LINK_SPEC): Add missing '%'.
2067 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2069 * tree-inline.c (inlinable_function_p): Leave it up to the
2070 front-end to turn -finline-functions into DECL_INLINE set for all
2073 2001-10-16 Stan Shebs <shebs@apple.com>
2075 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2077 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2079 * recog.c: Formatting and comment typo fixes.
2081 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2082 version in single tree build.
2083 * configure: Regenerate.
2085 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2087 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2088 MODE arguments to gen_rtx and compare operand with const0_rtx.
2090 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2092 * system.h: Poison old unused target macros.
2093 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2094 * config/stormy16/stormy16.c: Update references to obsolete macros.
2095 * config/stormy16/stormy16.h: Similarly.
2096 * config/stormy16/stormy16.md: Similarly.
2097 * config/cris/cris.h: Similarly.
2099 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2101 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2102 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2103 cpp_register_pragma): Update accordingly.
2105 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2107 * c-pragma.h (cpp_register_pragma_space): Remove.
2108 * cpplib.h (cpp_register_pragma_space): Remove.
2109 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2110 (cpp_register_pragma_space): Remove.
2111 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2113 (do_pragma): Similarly.
2114 (_cpp_init_internal_pragmas): Don't register namespaces.
2116 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2117 Don't register namespaces.
2118 * cp/lex.c (init_cp_pragma): Similarly.
2119 * doc/tm.texi: Update.
2121 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2124 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2126 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2128 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2129 add scheduling support.
2130 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2131 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2132 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2135 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2137 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2138 missing CONSTANT_P test in core GCC.
2140 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2142 * cppmain.c (struct printer): New member source.
2143 (scan_translation_unit): Fix spacing at start of lines.
2144 (cb_line_change): Update.
2146 * gcc.dg/cpp/spacing2.c: New test.
2148 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2150 * config/cris/arit.c: Use __builtin_labs, not abs.
2152 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2154 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2155 misplaced sprintf and fprintf argument.
2157 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2159 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2160 * configure.in, Makefile.in: Take out obsolete check-po logic.
2161 * configure, config.in: Regenerate.
2163 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2165 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2166 symtab declarations.
2168 2001-10-12 Stan Shebs <shebs@apple.com>
2170 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2171 declarations of arguments and local variables.
2173 2001-10-12 Christopher Faylor <cgf@redhat.com>
2175 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2176 ENDFILE_SPEC definition.
2178 2001-10-12 Kazu Hirata <kazu@hxi.com>
2180 * gthr-dce.h: Fix comment formatting.
2181 * gthr-posix.h: Likewise.
2182 * gthr-single.h: Likewise.
2183 * gthr-solaris.h: Likewise.
2184 * gthr-vxworks.h: Likewise.
2185 * gthr-win32.h: Likewise.
2187 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2189 * final.c (output_asm_insn): Make sure assembly dialects are
2190 terminated, not nested. Output `|' and `}' characters if they
2191 don't appear inside assembly dialect selection.
2192 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2193 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2194 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2195 strsetsi_rex_1): Add {} braces.
2197 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2199 * toplev.c (compile_file): Ignore return value from yyparse.
2200 Always pop any nested binding levels after yyparse returns.
2202 2001-10-11 Richard Henderson <rth@redhat.com>
2204 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2206 2001-10-11 Richard Henderson <rth@redhat.com>
2208 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2209 fall back to add_AT_long_long for large CONST_INT.
2211 2001-10-11 Richard Henderson <rth@redhat.com>
2213 * config/i386/i386.md (setcc splitters): Add four splitters to
2214 simplify compound compares that simplify_comparison can't handle.
2216 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2218 * cpplex.c (digraph_spellings, token_spellings): Make static.
2220 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2222 * unroll.c (loop_iterations): Fixup last patch.
2224 2001-10-11 Richard Henderson <rth@redhat.com>
2226 * rtl.h (REG_VTABLE_REF): New.
2227 * rtl.c (reg_note_name): Add it.
2228 * combine.c (distribute_notes): Handle it.
2229 * final.c (final_scan_insn): Handle it.
2230 * tree.def (VTABLE_REF): New.
2231 * expr.c (expand_expr): Handle it.
2232 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2233 * output.h: Declare them.
2235 2001-10-11 Richard Henderson <rth@redhat.com>
2237 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2240 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2242 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2243 available in 64-bit mode.
2245 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2247 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2248 cris-*-linux* cases.
2249 * config/cris/cris-protos.h: New file.
2250 * config/cris/cris.c: New file.
2251 * config/cris/cris.h: New file.
2252 * config/cris/cris.md: New file.
2253 * config/cris/linux.h: New file.
2254 * config/cris/aout.h: New file.
2255 * config/cris/arit.c: New file.
2256 * config/cris/cris_abi_symbol.c: New file.
2257 * config/cris/mulsi3.asm: New file.
2258 * config/cris/t-aout: New file.
2259 * config/cris/t-cris: New file.
2260 * config/cris/t-elfmulti: New file.
2261 * config/cris/t-linux: New file.
2262 * doc/invoke.texi: Add CRIS options.
2263 * doc/install.texi (Specific): Add blurb for CRIS.
2265 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2267 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2269 * config/float/i32.h: Likewise.
2270 * config/float-i386.h: Likewise.
2271 * config/float-i64.h: Likewise.
2272 * config/float-m68k.h: Likewise.
2273 * config/float-sh.h: Likewise.
2274 * config/float-sparc.h: Likewise.
2276 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2278 * doc/contrib.texi: Add note about CRIS port to my entry.
2280 2001-10-11 Kazu Hirata <kazu@hxi.com>
2282 * basic-block.h: Fix formatting.
2283 * bitmap.h: Likewise.
2284 * cpplib.h: Likewise.
2285 * c-tree.h: Likewise.
2286 * diagnostic.h: Likewise.
2287 * flags.h: Likewise.
2289 * longlong.h: Likewise.
2291 * reload.h: Likewise.
2295 2001-10-10 Richard Henderson <rth@redhat.com>
2297 * c-parse.in (asm_operand): Allow named operands.
2298 * genconfig.c (max_recog_operands): Set to 29.
2299 * local-alloc.c (requires_inout): Skip multiple digits.
2300 * recog.c (asm_operand_ok): Likewise.
2301 (preprocess_constraints): Use strtoul for matching constraints.
2302 (constrain_operands): Likewise.
2303 * regmove.c (find_matches): Likewise.
2304 * reload.c (find_reloads): Likewise.
2305 * stmt.c (parse_output_constraint): Don't reject in-out
2306 constraint on operands > 9. Reject '[' in constraint.
2307 (expand_asm_operands): Handle named operands. Use strtoul
2308 for matching constraints.
2309 (check_operand_nalternatives): Split out from expand_asm_operands.
2310 (check_unique_operand_names): New.
2311 (resolve_operand_names, resolve_operand_name_1): New.
2313 * doc/extend.texi (Extended Asm): Document named operands.
2314 * doc/md.texi (Simple Constraints): Document matching constraints
2317 2001-10-10 Richard Henderson <rth@redhat.com>
2319 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2321 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2322 (jcc splitters): Add two splitters to simplify compound compares
2323 that simplify_comparison can't handle.
2325 2001-10-10 Richard Henderson <rth@redhat.com>
2327 * langhooks.c: Include langhooks.h.
2328 * Makefile.in (langhooks.o): Depend on it.
2330 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2332 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2333 should not be considered as a no-op.
2334 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2336 2001-10-10 Stan Shebs <shebs@apple.com>
2338 * alias.c: Remove uses of "register" specifier in declarations
2339 of arguments and local variables.
2340 * c-common.c: Ditto.
2341 * c-convert.c: Ditto.
2343 * c-format.c: Ditto.
2344 * c-semantics.c: Ditto.
2345 * c-typeck.c: Ditto.
2346 * caller-save.c: Ditto.
2349 * cfgbuild.c: Ditto.
2351 * collect2.c: Ditto.
2355 * cppfiles.c: Ditto.
2358 * defaults.h: Ditto.
2360 * dwarf2out.c: Ditto.
2361 * dwarfout.c: Ditto.
2362 * emit-rtl.c: Ditto.
2367 * fix-header.c: Ditto.
2368 * floatlib.c: Ditto.
2370 * fold-const.c: Ditto.
2371 * function.c: Ditto.
2374 * gen-protos.c: Ditto.
2375 * genattrtab.c: Ditto.
2376 * gencheck.c: Ditto.
2377 * genconfig.c: Ditto.
2379 * genextract.c: Ditto.
2380 * genflags.c: Ditto.
2381 * gengenrtl.c: Ditto.
2382 * genoutput.c: Ditto.
2384 * genrecog.c: Ditto.
2385 * gensupport.c: Ditto.
2389 * haifa-sched.c: Ditto.
2390 * hard-reg-set.h: Ditto.
2392 * integrate.c: Ditto.
2395 * local-alloc.c: Ditto.
2397 * mips-tdump.c: Ditto.
2398 * mips-tfile.c: Ditto.
2401 * print-rtl.c: Ditto.
2402 * read-rtl.c: Ditto.
2405 * reg-stack.c: Ditto.
2406 * regclass.c: Ditto.
2411 * resource.c: Ditto.
2415 * sched-deps.c: Ditto.
2416 * sched-rgn.c: Ditto.
2418 * simplify-rtx.c: Ditto.
2420 * stor-layout.c: Ditto.
2427 * xcoffout.c: Ditto.
2429 2001-10-10 Richard Henderson <rth@redhat.com>
2431 * rtl.h (can_reverse_comparison_p): Remove.
2433 2001-10-10 Christopher Faylor <cgf@redhat.com>
2435 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2438 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2440 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2441 (Thanks to Chris Faylor for suggesting macro name).
2442 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2444 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2445 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2446 (MATH_LIBRARY): Undef before definition.
2447 (OUTPUT_QUOTED_STRING): Likewise.
2448 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2450 2001-10-10 Richard Henderson <rth@redhat.com>
2452 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2453 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2454 a tristate comparison value.
2455 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2457 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2460 * unroll.c (loop_iterations): Ignore insns generated by loop
2463 * config.gcc (mips*-*-gnu*): Delete support.
2464 * config/mips/gnu.h: Remove.
2466 2001-10-10 Kazu Hirata <kazu@hxi.com>
2468 * calls.c: Fix formatting.
2469 * c-decl.c: Likewise.
2470 * cfgcleanup.c: Likewise.
2471 * combine.c: Likewise.
2472 * cppfiles.c: Likewise.
2473 * cpplib.c: Likewise.
2474 * cppmacro.c: Likewise.
2475 * crtstuff.c: Likewise.
2477 * dwarf2out.c: Likewise.
2478 * expmed.c: Likewise.
2480 * fold-const.c: Likewise.
2481 * function.c: Likewise.
2483 * genattrtab.c: Likewise.
2484 * ggc-page.c: Likewise.
2485 * integrate.c: Likewise.
2486 * libgcc2.c: Likewise.
2488 * optabs.c: Likewise.
2489 * profile.c: Likewise.
2490 * protoize.c: Likewise.
2492 * recog.c: Likewise.
2493 * reload1.c: Likewise.
2494 * reload.c: Likewise.
2495 * reorg.c: Likewise.
2496 * resource.c: Likewise.
2497 * sched-rgn.c: Likewise.
2498 * sdbout.c: Likewise.
2500 * toplev.c: Likewise.
2501 * varasm.c: Likewise.
2503 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2505 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2506 * Makefile.in (langhooks.o): Add dependencies.
2508 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2510 * rs6000.c (rs6000_emit_load_toc_table): Don't
2511 strdup the toc label.
2512 (create_TOC_reference): Likewise.
2514 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2516 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2519 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2521 * config/i386/i386.c (ix86_attribute_table): Correct
2522 min_len, max_len fields for dllimport, dllexport and shared.
2524 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2526 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2527 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2528 Consistently use "nonzero" instead of "non-zero".
2530 2001-10-09 Kazu Hirata <kazu@hxi.com>
2532 * acconfig.h: Fix comment formatting.
2533 * c-dump.h: Likewise.
2534 * c-tree.h: Likewise.
2535 * conditions.h: Likewise.
2537 * function.h: Likewise.
2539 * hwint.h: Likewise.
2540 * integrate.h: Likewise.
2543 * optabs.h: Likewise.
2545 2001-10-09 Kazu Hirata <kazu@hxi.com>
2547 * c-common.h: Fix comment formatting.
2548 * c-dump.c: Likewise.
2550 * diagnostic.h: Likewise.
2551 * except.c: Likewise.
2553 * gcov-io.h: Likewise.
2554 * genattrtab.c: Likewise.
2555 * output.h: Likewise.
2556 * predict.h: Likewise.
2557 * reload1.c: Likewise.
2558 * reload.h: Likewise.
2559 * resource.h: Likewise.
2561 * system.h: Likewise.
2563 * tree-inline.c: Likewise.
2564 * tsystem.h: Likewise.
2565 * varasm.c: Likewise.
2566 * xcoffout.h: Likewise.
2568 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2570 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2572 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2574 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2575 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2576 config/i386/netware.h, config/mcore/gfloat.h,
2577 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2578 config/netware.h, gccbug.in: Update FSF address.
2580 2001-10-09 Kazu Hirata <kazu@hxi.com>
2582 * c-common.c: Fix comment typos.
2583 * cfgrtl.c: Likewise.
2584 * collect2.c: Likewise.
2585 * cpplex.c: Likewise.
2586 * doloop.c: Likewise.
2587 * dwarf2out.c: Likewise.
2588 * dwarfout.c: Likewise.
2590 * fold-const.c: Likewise.
2594 * global.c: Likewise.
2595 * ifcvt.c: Likewise.
2597 * optabs.c: Likewise.
2598 * protoize.c: Likewise.
2599 * regclass.c: Likewise.
2600 * reorg.c: Likewise.
2604 * doc/cpp.texi: Likewise.
2605 * doc/c-tree.texi: Likewise.
2606 * doc/extend.texi: Likewise.
2607 * doc/invoke.texi: Likewise.
2608 * doc/objc.texi: Likewise.
2609 * doc/tm.texi: Likewise.
2611 2001-10-08 Richard Henderson <rth@redhat.com>
2613 * varasm.c (set_named_section_flags): Initialize "declared".
2615 2001-10-08 Robert Lipe <robertlipe@usa.net>
2617 * varasm.c (struct in_named_entry): Add declared.
2618 (named_section_first_declaration): New function.
2619 (default_elf_asm_named_section): Use it.
2620 * output.h (named_section_first_declaration): New.
2622 2001-10-08 Richard Henderson <rth@redhat.com>
2624 * i386.md (movsi_xor): Export.
2625 (setcc peep2): Use it when available; add an alternative to
2626 match zero_extendhisi2_and.
2628 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2630 * romp-protos.h (romp_initialize_trampoline): New function.
2631 * romp.c (romp_initialize_trampoline): Likewise.
2632 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2633 romp_initialize_trampoline.
2635 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2637 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2638 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2639 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2640 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2642 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2644 * unroll.c (loop_iterations): Extend check for multiple back edges.
2646 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2648 * langhooks.h: New file.
2649 * Makefile.in (OBJS): Added langhooks.o.
2650 (c-lang.o): Depend on langhooks.h.
2651 (c-common.o): Don't depend on tree-inline.h.
2652 (tree-inline.o): Depend on toplev.h.
2653 (langhooks.o): New rule.
2654 * c-common.c: Don't include tree-inline.h.
2655 (c_mark_lang_decl): Mark argument c as unused.
2656 (c_common_lang_init): Don't initialize hooks here.
2657 * c-lang.c: Include langhooks.h, then override some macros.
2658 (lang_hooks): Initialize with macros in langhooks.h.
2659 (c_init): Don't initialize hooks here.
2660 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2661 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2662 * tree-inline.c: Include toplev.h. Don't define hook variables.
2663 * tree-inline.h: Don't define hook types nor declare hook
2664 variables. Move macros to...
2665 * langhooks.c: ... new file, as functions. Adjust all callers.
2667 2001-10-08 Jeffrey A Law <law@cygnus.com>
2669 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2670 purge_mem_unchanging_flag on all instructions, not just on those
2671 before NOTE_INSN_FUNCTION_BEG.
2673 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2675 * cppmacro.c (_cpp_create_definition): Leave comments off.
2677 * doc/cpp.texi: Update.
2679 2001-10-08 DJ Delorie <dj@redhat.com>
2681 * c-decl.c (grokfield): Make sure the only unnamed fields
2682 we're allowing are either structs or unions.
2683 * doc/extend.texi: Add documentation for the unnamed field
2686 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2688 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2689 * configure.in: Use it.
2690 * configure: Regenerated.
2691 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2692 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2694 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2696 * cppfiles.c (open_file): Don't mark zero-length files
2697 never-reread here. Don't output diagnostics here either.
2698 (stack_include_file): Mark them never-reread here.
2699 (_cpp_read_file): Update.
2701 2001-10-08 Richard Henderson <rth@redhat.com>
2703 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2705 2001-10-08 Richard Henderson <rth@redhat.com>
2707 * expr.c (store_expr): When converting a CONST_INT for storage
2708 in a SUBREG, convert it to both SUBREG modes before stripping
2711 2001-10-08 Richard Henderson <rth@redhat.com>
2713 * varasm.c (restore_varasm_status): New.
2714 * function.h: Declare it.
2715 * function.c (pop_function_context_from): Call it.
2717 2001-10-08 Richard Henderson <rth@redhat.com>
2719 * c-common.h (struct c_lang_decl): Add declared_inline.
2720 * c-tree.h (DECL_DECLARED_INLINE_P): New.
2721 * c-lang.c (c_disregard_inline_limits): Use it.
2722 * c-decl.c (duplicate_decls): Likewise.
2723 (pushdecl, redeclaration_error_message): Likewise.
2724 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
2725 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
2726 Set DECL_INLINE if -finline-functions.
2727 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
2729 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2731 * cppmacro.c (funlike_invocation_p): Move some logic to caller
2732 in enter_macro_context. Create a padding token in its own context
2733 if necessary when the search for '(' fails.
2734 (enter_macro_context): Update.
2736 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2738 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
2739 genmultilib, toplev.c: Fix spelling errors of "separate" as
2740 "seperate", and corresponding spelling errors of related words.
2742 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2744 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
2745 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
2747 * c-dump.c (dump_option_value_info): Likewise.
2748 * c-format.c (format_length_info, format_char_info,
2749 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
2750 * collect2.c (names): Likewise.
2751 * cppdefault.h (default_include): Likewise.
2752 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
2753 * flow.c (life_analysis): Likewise.
2754 * gcc.c (dir_separator_str, modify_target, option_map,
2755 target_option_translations, spec_list_1, extra_specs_1,
2756 init_spec): Likewise.
2757 * gcov.c (gcov_version_string): Likewise.
2758 * genattr.c (write_units): Likewise.
2759 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
2760 * gengenrtl.c (rtx_definition, defs): Likewise.
2761 * genrecog.c (pred_table): Likewise.
2762 * global.c (global_alloc): Likewise.
2763 * lcm.c (optimize_mode_switching): Likewise.
2764 * local-alloc.c (find_free_reg): Likewise.
2765 * params.h (param_info): Likewise.
2766 * predict.c (predictor_info): Likewise.
2767 * protoize.c (unexpansion_struct): Likewise.
2768 * real.c (bmask): Likewise.
2769 * recog.h (insn_operand_data, insn_data): Likewise.
2770 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
2771 * stmt.c (expand_nl_goto_receiver): Likewise.
2772 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
2773 target_switches, target_options): Likewise.
2774 * tradcif.y (token, tokentab2, yylex): Likewise.
2775 * tree.h (attribute_spec): Likewise.
2777 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
2779 * arc.c (arc_output_function_epilogue): Likewise.
2780 * arm.c (processors, all_cores, all_architectures,
2781 arm_override_options, isr_attribute_arg, isr_attribute_args,
2782 arm_isr_value): Likewise.
2783 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
2785 * c4x.c (c4x_int_reglist): Likewise.
2786 * d30v.c (override_options): Likewise.
2787 * h8300.c (shift_insn): Likewise.
2788 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
2789 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
2790 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
2791 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
2792 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
2793 * i386.h (processor_costs, ix86_cost): Likewise.
2794 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
2795 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
2796 * m68k.c (codes_68881, codes_FPA): Likewise.
2797 * m88k.c (mode_from_align, max_from_align, all_from_align,
2798 best_from_align, m_options): Likewise.
2799 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2800 * mcore.c (mode_from_align): Likewise.
2801 * mips/elf64.h (UNIQUE_SECTION): Likewise.
2802 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
2803 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
2804 * mips.h (mips_regno_to_class): Likewise.
2805 * ns32k.c (scales): Likewise.
2806 * pa.c (import_string, magic_milli): Likewise.
2807 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
2808 * sparc.c (leaf_reg_remap, sparc_override_options,
2809 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
2811 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
2813 2001-10-07 Dale Johannesen <dalej@apple.com>
2815 * reload1.c (reload_reg_free_p): Teach register interference
2816 checking that multiple output reloads are emitted in
2818 reload1.c (reload_reg_reaches_end_p): Ditto.
2819 reload1.c (reloads_conflict): Ditto.
2821 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2823 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
2824 NULL_TREE inside @code.
2826 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2828 * doc/gcc.texi: Document consistent style of "32-bit",
2829 "Objective-C", and "@code{NULL}".
2831 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2833 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
2834 (cpp_token_len, cpp_spell_token, cpp_output_token,
2835 _cpp_equiv_tokens): Handle it.
2836 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
2837 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
2838 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
2841 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2843 * gcc.c (default_compilers): Remove .ada.
2845 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
2847 * doc/cppinternals.texi: Update.
2849 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2851 * gcc.c (main): Set this_file_error if the appropriate
2852 compiler for a language has not been installed.
2854 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2856 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2858 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2860 * gccbug.in (CATEGORIES): Add ada.
2862 2001-10-05 Catherine Moore <clm@redhat.com>
2864 * config/stormy16/stormy-abi: Document abi changes.
2865 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2866 (ICALL_REGS): New register class.
2867 (NUM_ARGUMENT_REGISTERS): Now 6.
2868 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2870 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2871 * config/stormy16.md (call_internal, call_value_internal,
2872 indirect_jump): Use new 'z' constraint.
2874 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2876 * doc/cppinternals.texi: Update.
2878 2001-10-05 Richard Henderson <rth@redhat.com>
2880 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2881 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2882 the gas section-name-as-label feature.
2884 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2886 * doc/cppinternals.texi: Update.
2888 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2890 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2891 to ensure valid SImode constants.
2893 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2895 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2896 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2897 * c-decl.c: Include tree-inline.h.
2898 (c_expand_body): Call optimize_inline_calls. Determine whether
2899 a function is inlinable upfront, and only clear
2900 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2901 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2902 (c_disregard_inline_limits): New function.
2903 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2904 (c_post_options): Enable tree inlining if inlining is enabled.
2905 Don't inline trees when instrumenting functions.
2906 (c_init): Initialize lang_disregard_inline_limits and
2907 lang_cannot_inline_tree_fn.
2908 * tree-inline.c (initialize_inlined_parameters): Handle calls
2909 with fewer arguments than declared parameters, and fewer
2910 parameters than passed arguments. Don't assume value is a
2912 (declare_return_variable): Convert return value back to the
2913 original type, if it was promoted.
2914 (tree_inlinable_function_p): New function.
2915 (inlinable_function_p): Don't look at DECL_INLINE if we're
2916 inlining all functions. Make it work with a NULL id.
2917 Re-check DECL_UNINLINABLE after language-specific checks.
2918 * tree-inline.h (tree_inlinable_function_p): Declare it.
2919 * integrate.c (save_for_inline): Don't bother to prepare argvec
2921 * cse.c (check_for_label_ref): Don't check deleted labels.
2923 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2924 * tree-inline.c: Include headers needed for the functions moved in.
2925 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2926 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2927 (copy_body, initialize_inlined_parameters): Likewise.
2928 (declare_return_variable, inlinable_function_p): Likewise.
2929 (expand_call_inline, expand_calls_inline): Likewise.
2930 (optimize_inline_calls, clone_body): Likewise.
2931 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2932 (copy_tree_r, remap_save_expr): Likewise.
2934 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2936 * Makefile.in (OBJS): Added tree-inline.o.
2937 (c-common.o): Depend on tree-inline.h.
2938 (tree-inline.o): New target.
2939 * c-common.c: Include tree-inline.h.
2940 (c_mark_lang_decl): Don't mark saved_tree.
2941 (c_common_lang_init): Set lang_anon_aggr_type_p.
2942 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2943 (struct c_lang_decl): Moved saved_tree to tree_decl.
2944 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2945 * integrate.h (function_attribute_inlinable_p): Declare it.
2946 * integrate.c (function_attribute_inlinable_p): Export it.
2947 * tree-inline.c: New file. Define variables declared in...
2948 * tree-inline.h: New file. Declare functions to be moved to
2949 tree-inline.c. Define macros and declare types and hooks for
2950 language-specific tree inlining.
2951 (flag_inline_trees): Moved definition from cp/decl2.c.
2952 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2953 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2954 (struct tree_decl): Moved saved_tree from c_lang_decl and
2955 inlined_fns from C++'s lang_decl.
2957 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2959 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2960 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2962 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2964 * doc/cppinternals.texi: Update.
2966 2001-10-04 Eric Christopher <echristo@redhat.com>
2968 * config/mips/mips.c (init_cumulative_args): Remember to set
2970 * config.gcc: Redo linux configuration. Add target_cpu_default
2971 of soft-float to all mipsisa32 combinations and tx39.
2972 * config/mips/linux.h: Remove include of mips.h.
2974 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2976 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2977 HOST_LDFLAGS and HOST_CPPFLAGS.
2979 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2981 * c-parse.in (objc_inherit_code, objc_pq_context,
2982 objc_public_flag): Make static.
2983 (objc_interface_context, objc_implementation_context,
2984 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2985 global tree array in objc/objc-act.[ch].
2986 (methoddef): Remove unnecessary code.
2988 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2989 Hoist struct definitions to objc-act.h.
2990 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2991 cat_count): Place declaration in objc-act.h.
2992 (objc_tree_index): Move enumeration to objc-act.h.
2993 (objc_global_trees): Place declaration and macro accessors in
2995 (implementation_context): Remove duplicate; use
2996 objc_implementation_context instead:
2997 (method_context): Remove duplicate; use objc_method_context
2999 (objc_ellipsis_node, objc_method_prototype_template,
3000 implemented_classes, function_type): Move global vars to
3002 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3003 (build_message_expr): Move actual construction of ObjC message
3004 send nodes to finish_message_expr.
3005 (finish_message_expr): New routine, contains code formerly in
3007 * objc/objc-act.h (finish_message_expr): New prototype.
3008 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3009 declarations; these vars are now part of objc_global_trees.
3010 (objc_tree_index, objc_global_trees): Move definitions from
3012 * objc/objc-tree.def: Update copyright info.
3014 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3016 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3018 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3019 only if TARGET_ARCH64.
3021 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3023 * doc/extend.texi: Fix some problems with previous checkin.
3024 * doc/invoke.texi: Likewise.
3026 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3028 * cpphash.h: Update comments.
3029 (cpp_context): Update.
3030 (spec_nodes): Remove n__Pragma.
3031 * cppinit.c (cpp_create_reader): Update.
3032 (builtin_array): Add _Pragma.
3033 * cpplib.h: Update comments.
3034 (NODE_DISABLED, BT_PRAGMA): New.
3035 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3036 * cppmacro.c (struct cpp_macro): Remove disabled.
3037 (builtin_macro): Return int, handle _Pragma, push the new token
3038 on the context stack.
3039 (funlike_invocation_p): Unconstify, update.
3040 (enter_macro_context): Handle builtins here.
3041 (replace_args, push_token_context, push_ptoken_context):
3042 Update for prototype changes.
3043 (_cpp_pop_context): Update.
3044 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3045 (cpp_sys_macro_p): Update.
3046 (_cpp_free_definition): Clear disabled flag.
3047 (_cpp_create_definition): Upate.
3048 * cppmain.c: Update comments.
3050 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3051 Andreas Jaeger <aj@suse.de>,
3052 Jan Hubicka <jh@suse.cz>
3054 * doc/invoke.texi (i386 Options): Document x86-64 options.
3055 (i386 and x86-64 Options): Rename i386 options section.
3057 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3058 (TARGET_SWITCHES): Add -munwind-info.
3059 (MASK_NO_UNWIND_INFO): New.
3060 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3062 (ASM_OUTPUT_DOUBLE_INT): New.
3064 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3065 * config.gcc: Fix tm_file settings for x86-64.
3066 * config/i386/x86-64.h: New file with OS independent x86-64
3068 * config/i386/biarch64.h: New file used to configure compiler
3069 to biarch/64bit compilation.
3071 * config/i386/i386.c: (override_options): Set flags default
3072 for 64bit compilation.
3074 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3076 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3077 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3078 constants on x86_64.
3079 (ix86_attr_length_immediate_default): Support MODE_DI.
3080 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3082 (indirect_jump, tablejump): Turn into expander.
3084 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3086 * c-common.c (c_format_attribute_table): Make format and
3087 format_arg attributes apply to function types rather than to
3089 (is_valid_printf_arglist): Construct an attribute list and pass
3090 that to check_function_format rather than a name.
3091 * c-common.h (check_function_format): Adjust prototype.
3092 * c-decl.c (duplicate_decls): Preserve attributes from type of
3093 built-in decl when allowing for harmless conflict in types.
3094 * c-format.c (record_function_format,
3095 record_international_format, function_format_list,
3096 international_format_info, international_format_list): Remove.
3097 (function_format_info): Remove next, name and assembler_name.
3098 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3099 (decode_format_attr): New.
3100 (handle_format_attribute): Handle receiving a type rather than a
3101 decl. Call decode_format_attr. Store format information in a
3102 function_format_info.
3103 (handle_format_arg_attribute): Correct comment. Handle receiving
3104 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3106 (check_format_info_recurse, check_format_info_main): Take argument
3107 numbers as unsigned HOST_WIDE_INT.
3108 (check_function_format): Take a list of attributes from the
3109 function type rather than a name or assembler name. Check for
3110 format attributes in that list and the attributes on the type of
3111 the current function rather than looking through
3112 function_format_list.
3113 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3115 (check_format_info_recurse): Take format_arg attributes from the
3116 type of the function calls rather than using
3117 international_format_list. Allow for multiple format_arg
3119 * c-typeck.c (build_function_call): Pass type attributes to
3120 check_function_format rather than name or assembler name. Don't
3121 require there to be a name or assembler name to check formats.
3123 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3125 * attribs.c (decl_attributes): Possibly call
3126 insert_default_attributes to insert default attributes on
3127 functions in a lazy manner.
3128 * builtin-attrs.def: New file; define the default format and
3129 format_arg attributes.
3130 * c-common.c (c_format_attribute_table): Move to earlier in the
3132 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3133 (enum built_in_attribute, built_in_attributes,
3134 c_attrs_initialized, c_init_attributes,
3135 c_common_insert_default_attributes): New.
3136 (c_common_lang_init): Don't initialize format_attribute_table. Do
3137 call c_init_attributes.
3138 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3139 * c-common.h (init_function_format_info): Don't declare.
3140 (c_common_insert_default_attributes): Declare.
3141 * c-decl.c (implicitly_declare, builtin_function): Call
3143 (init_decl_processing): Don't call init_function_format_info.
3144 (insert_default_attributes): New.
3145 * c-format.c (handle_format_attribute,
3146 handle_format_arg_attribute): Be quiet about inappropriate
3147 declaration when applying default attributes.
3148 (init_function_format_info): Remove.
3149 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3150 (insert_default_attributes): Declare.
3152 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3154 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3156 2001-10-01 Jim Wilson <wilson@redhat.com>
3158 * sched-deps.c (add_dependence): When elide conditional dependence,
3159 check that insn doesn't modify cond2.
3161 2001-10-01 Dale Johannesen <dalej@apple.com>
3163 * config/rs6000/rs6000.h (enum processor_type): Add support
3164 for 7400 (G4) and 7450.
3166 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3167 (rs6000_issue_rate): Ditto.
3168 (rs6000_adjust_cost): Fix cycle counts for compares.
3169 (debug_stack_info): Fix an obvious typo.
3170 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3171 * doc/invoke.texi: Document.
3172 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3174 (PROCESSOR_DEFAULT): Ditto.
3176 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3178 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3179 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3180 later recursive make invocation.
3182 2001-10-01 Hans Boehm <boehm@acm.org>
3184 * optabs.c (emit_libcall_block): When using non-call exceptions,
3185 don't add REG_LIBCALL reg notes to trapping calls.
3187 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3189 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3190 (propagate_one_insn): Update for above change
3192 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3194 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3195 _Unwind_GetTextRelBase): Argument is unused.
3197 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3199 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3200 Loop through NOPs, placeholders, and components.
3201 Don't go through NOPs if change mode.
3202 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3203 * emit-rtl.c (set_mem_alias_set): Enable check.
3204 * expr.c (find_placeholder): New function.
3205 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3206 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3207 to modify it and avoid unneeded copies.
3208 * expr.h (expand_expr): Always define.
3209 (find_placeholder): New declaration.
3211 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3213 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3214 operand 2 is the stack pointer.
3215 ("addr-peephole"): Fix address computation peephole when operand 2
3216 is the stack pointer.
3218 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3220 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3221 (ix86_setup_incoming_varargs): Likewise.
3223 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3225 * stor-layout.c (layout_type): Don't complain about too-large
3228 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3230 * function.c (keep_stack_depressed): Don't use delete_insn.
3232 * expr.h (set_mem_alias_set): Move decl to here.
3233 * rtl.h (mem_attrs): New typedef and struct.
3234 (union rtunion_def): Add field for mem_attrs.
3235 (X0MEMATTR, MEM_ATTRS): New macros.
3236 (MEM_ALIAS_SET): Use MEM_ATTRS.
3237 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3238 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3239 (set_mem_alias_set): Delete decl from here.
3241 * alias.c (set_mem_alias_set): Delete from here.
3242 * emit-rtl.c (mem_attrs_htab): New variable.
3243 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3244 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3245 (mem_attrs_mark, get_mem_attrs): Likewise.
3246 (gen_rtx_MEM): Clear MEM_ATTRS.
3247 (set_mem_attributes): Move to here.
3248 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3249 (init_emit_once): const_int_htab now deletable htab.
3250 Initialize mem_attrs_htab.
3251 * explow.c (set_mem_attributes): Delete from here.
3252 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3253 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3254 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3255 * reload1.c (reload): Rework changing REG to MEM.
3257 2001-09-30 H.J. Lu <hjl@gnu.org>
3259 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3260 * config.in: Rebuild.
3262 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3264 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3265 ("tsthi_1"): Avoid allocation in register y.
3266 ("*movqi_68hc12"): Reorganize and fix constraints.
3267 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3268 ("addqi3"): Likewise.
3269 ("addhi3"): Fix constraints.
3270 ("*logicalhi3_zexthi"): Disparage soft registers.
3272 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3274 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3277 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3279 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3280 that we use setjmp/longjmp exceptions.
3282 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3284 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3285 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3286 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3287 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3288 (_cpp_extend_buff, BUFF_ROOM): Update.
3289 (_cpp_append_extend_buff): New.
3290 (struct cpp_reader): Remove macro_pool, add a_buff.
3291 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3293 (cpp_destroy): Free a_buff instead of macro_pool.
3294 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3295 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3296 _cpp_pool_alloc, ): Remove.
3297 (parse_number, parse_string): Update use of _cpp_extend_buff.
3298 (_cpp_extend_buff): Update.
3299 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3300 * cpplib.c (glue_header_name, parse_answer):
3301 Update use of _cpp_extend_buff.
3302 (cpp_register_pragma, cpp_register_pragma_space): Use
3304 (do_assert, do_unassert): Check for EOL, update.
3305 * cppmacro.c (stringify_arg, collect_args): Update to use
3306 _cpp_extend_buff and _cpp_append_extend_buff.
3307 (save_parameter, parse_params, alloc_expansion_token,
3308 _cpp_create_definition): Rework memory management.
3310 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3312 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3313 update md_exec_prefix.
3314 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3317 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3319 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3320 (SELECT_CC_MODE): Use s390_select_ccmode.
3321 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3322 * config/s390/s390.c (s390_select_ccmode): New.
3323 (s390_match_ccmode): Add CCLmode.
3324 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3325 (output_branch_condition, output_inverse_branch_condition): Removed.
3326 (print_operand): Use s390_branch_condition_mnemonic.
3327 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3328 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3329 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3331 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3332 when converting conditional branches to far branches.
3333 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3334 cmpint_di): Use CCSmode instead of CCUmode.
3336 * config/s390/s390.c (legitimate_la_operand_p): New.
3337 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3338 * config/s390/s390.md (movsi): Convert load address patterns to
3339 arithmetic operations when necessary.
3340 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3341 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3342 (*do_la_reg_0): Don't use before reload.
3344 * config/s390/s390.c (legitimize_address): Make more efficient
3345 use of two-register addressing mode.
3347 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3348 with -mno-backchain in some corner cases.
3350 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3352 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3354 * reload.c (find_reloads): Mark new USE insns with QImode.
3355 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3356 find_reloads_subreg_address): Likewise.
3357 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3359 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3361 (reload): Make sure there are no USEs with mode other than
3362 VOIDmode. At the end, remove those marked with QImode.
3364 2001-09-29 Per Bothner <per@bothner.com>
3366 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3367 * Makefile.in (includedir): Rename to local_includedir.
3368 (includedir): Define as $(prefix)/include.
3369 * config.in (PREFIX_INCLUDE_DIR): New variable.
3370 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3372 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3374 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3376 * doc/extend.texi (Vector Extensions): New node.
3377 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3378 i386 -mmmx, -msse, -m3dnow.
3380 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3382 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3384 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3386 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3388 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3390 2001-09-28 Richard Henderson <rth@redhat.com>
3392 * varasm.c (assemble_integer): Bound alignment check by
3395 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3397 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3399 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3401 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3403 Mostly from Graham Stott <grahams@redhat.com>
3404 * c-common.c (type_for_mode): Add support for V2SFmode.
3405 * tree.c (build_common_tree_nodes_2): Likewise.
3406 * tree.h (enum tree_index, global_trees): Likewise.
3407 * config/i386/i386.c (x86_3dnow_a): New variable.
3408 (override_options): Support 3Dnow extensions.
3409 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3410 Athlon's version of 3Dnow.
3411 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3412 (ix86_expand_builtin): Handle them.
3413 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3414 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3415 TARGET_3DNOW_A): New macros.
3416 (TARGET_SWITCHES): Add 3Dnow switches.
3417 (VALID_MMX_REG_MODE_3DNOW): New macro.
3418 (VECTOR_MODE_SUPPORTED_P): Use it.
3419 (enum ix86_builtins): Add entries for 3Dnow builtins.
3420 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3421 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3422 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3423 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3424 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3425 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3426 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3427 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3428 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3429 sfence_insn, prefetch): Make these available if TARGET_SSE or
3432 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3434 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3435 ix86_va_start, ix86_build_va_list): Declare.
3436 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3437 ix86_va_start, ix86_build_va_list): New global functions.
3438 * i386.md (sse_prologue_save_insn): New insn.
3439 (sse_prologue_save): New expander.
3440 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3441 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3443 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3445 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3446 Use size_t everywhere, make definitions consistent with
3449 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3451 * gcse.c (replace_store_insn): Use delete_insn.
3452 * loop.c (move_movables): Likewise; avoid delete_insn
3453 from clobbering notes moved elsewhere.
3454 (check_dbra_loop): Use delete_insn.
3455 * ssa.c (convert_from_ssa): Likewise.
3456 * cse.c (cse_insn): Use delete_insn.
3458 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3460 * cpphash.h (struct cpp_buff): Make unsigned.
3461 (_cpp_get_buff): Take length of size_t.
3462 (_cpp_unaligned_alloc): New.
3463 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3464 (struct cpp_reader): Remove ident_pool. Add u_buff.
3465 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3466 (cpp_destroy): Destroy u_buff, not ident_pool.
3467 * cpplex.c (parse_number, parse_string, save_comment,
3468 cpp_token_as_text): Update to use the unaligned buffer.
3469 (new_buff): Make unsigned.
3470 (_cpp_unaligned_alloc): New.
3471 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3472 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3474 (collect_args): Make unsigned.
3476 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3478 * cpplex.c (cpp_output_token): Use a putc loop for
3479 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3481 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3482 * configure, config.in: Regenerate.
3483 * system.h: Replace fwrite and fprintf with their unlocked
3484 variants if available.
3486 2001-09-27 Richard Henderson <rth@redhat.com>
3488 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3489 in favour of .eh_frame.
3491 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3493 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3495 (LIBCALL_VALUE): Likewise.
3497 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3499 * cpphash.h: Update comment.
3500 * cpplex.c: Update comments.
3501 (_cpp_can_paste): Remove.
3502 * cpplib.h (_cpp_can_paste): Remove.
3503 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3504 lexer rather than _cpp_can_paste.
3506 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3508 * doc/cppinternals.texi: Update.
3510 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3512 * cpphash.h (struct cpp_pool): Remove locks and locked.
3513 (struct cpp_context): Add member buff.
3514 (struct cpp_reader): Remove member argument_pool.
3515 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3516 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3517 * cpplex.c (chunk_suitable): Remove pool argument.
3518 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3519 (new_buff, _cpp_extend_buff): Update.
3520 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3521 which buffer is returned.
3522 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3523 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3524 * cppmacro.c (lock_pools, unlock_pools): Remove.
3525 (push_ptoken_context): Take a _cpp_buff.
3526 (enter_macro_context): Pool locking removed.
3527 (replace_args): Use a _cpp_buff for the replacement list with
3529 (push_token_context): Clear buff.
3530 (expand_arg): Use _cpp_pop_context.
3531 (_cpp_pop_context): Free a context's buffer, if any.
3533 2001-09-26 DJ Delorie <dj@redhat.com>
3535 * c-typeck.c (digest_init): Check for sizeless arrays.
3537 2001-09-26 Richard Henderson <rth@redhat.com>
3539 * optabs.c (init_one_libfunc): Create a dummy function type
3540 instead of using error_mark_node.
3542 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3544 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3545 _cpp_extend_buff, _cpp_free_buff): New.
3546 (struct cpp_reader): New member free_buffs.
3547 * cppinit.c (cpp_destroy): Free buffers.
3548 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3549 _cpp_extend_buff, _cpp_free_buff): New.
3550 * cpplib.h (struct cpp_options): Remove unused member.
3551 * cppmacro.c (collect_args): New. Combines the old parse_arg
3552 and parse_args. Use _cpp_buff for memory allocation.
3553 (funlike_invocation_p, replace_args): Update.
3555 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3557 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3559 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3561 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3563 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3565 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3568 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3569 Jim Wilson <wilson@redhat.com>
3571 * doc/install.texi (Specific, ia64-*-linux): Document.
3573 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3575 * Makefile.in (cfgrtl.o): Add.
3576 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3577 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3578 free_aux_for_edge): Declare.
3580 (HAVE_return): Undefine.
3581 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3582 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3583 free_aux_for_edge): New global functions.
3584 (first_delete_block): New static variable.
3585 (init_flow): Clear first_delete_block.
3586 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3587 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3588 try_redirect_by_replacing_jump, last_loop_beg_note,
3589 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3590 delete_insn, delete_insn_chain, create_basic_block_structure,
3591 create_basic_block, flow_delete_block, compute_bb_for_insn,
3592 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3593 set_block_for_new_insns, split_block, merge_blocks_nomove,
3594 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3595 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3596 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3597 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3598 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3599 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3600 purge_all_dead_edges): Move to ....
3601 * cfgrtl.c: New file; .... Here.
3603 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3604 (reroder_basic_block): Use alloc_aux_for_blocks.
3605 * predict.c (estimate_bb_frequencies): Likewise; use
3606 alloc_aux_for_edges.
3607 * profile.c (compute_branch_probabilities): Likewise.
3608 (branch_prob): Likewise.
3609 * reg-stack.c (reg_to_stack): Likewise.
3611 * emit-rtl.c (emit_insns_after): Never return NULL.
3613 * basic-block.h (set_block_for_new_insns): Delete.
3614 * cfgrtl.c (set_block_for_new_insns): Delete.
3616 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3617 calls when crossjumping.
3619 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3620 * unroll.c (copy_loop_body): Use delete_insn.
3622 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3623 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3624 keep_stack_depressed): Likewise.
3625 * gcse.c (cprop_cc0_jump): Likewise.
3626 * local-alloc.c (update_equiv_regs): Likewise.
3627 * loop.c (scan_loop, loop_delete_insns): Likewise.
3628 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3629 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3630 delete_output_reload, delete_address_reloads_1,
3631 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3633 * sibcall.c (replace_call_placeholder): Likewise.
3634 * cse.c (cse_insn): Likewise.
3636 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3638 From Graham Stott <grahams@redhat.com>
3639 (def_builtin): Only define builtins appropriate for target_flags. All
3641 (builtin_decsription): Add new field mask which is used to determine
3642 when to define the builtin via the macro def_builtin.
3644 (bdesc_comi): Initialise new mask fields.
3645 (bdesc_2srg): Likewise.
3646 (bdesc_1arg): Likewise.
3648 * config/i386/i386.c (ix86_init_builtins): Correct return type
3649 building v4hi_ftype_v4hi_int_int tree node.
3650 (ix86_expand_sse_comi): Fix typo swapping operands.
3651 Don't swap comparision condition, it is already swapped.
3652 (ix86_expand_sse_compare): Before swapping operands
3653 move operand 1 into new rtx and not the target rtx.
3654 Don't swap comparison condition, it is already swapped.
3655 Always check whether we need to create a new TARGET.
3657 * config/i386/i386.md: (sse_comi) Fix typos.
3658 (sse_ucomi): Likewise.
3659 (cvtss2si): Fix operand 0 contraint.
3660 (cvttss2si): Likewise.
3661 (sse_unpckhps): Fix mode for operand 2.
3662 (sse_unpcklps): Likewise.
3664 2001-09-25 Graham Stott <grahams@redhat.com>
3666 * sibcall.c (skip_copy_to_return_value): Tighten return value
3669 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3671 * rs6000.c (lwa_operand): Address must be word aligned.
3673 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3675 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3676 number has been set.
3677 (type_hash_mark): Mark type itself.
3679 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3681 * c-lex.c (cb_def_pragma): Update.
3682 (c_lex): Update, and skip padding.
3683 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3684 * cpphash.h (struct toklist): Delete.
3685 (union utoken): New.
3686 (struct cpp_context): Update.
3687 (struct cpp_reader): New members eof, avoid_paste.
3688 (_cpp_temp_token): New.
3689 * cppinit.c (cpp_create_reader): Update.
3690 * cpplex.c (_cpp_temp_token): New.
3691 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3692 (cpp_output_token): Don't print leading whitespace.
3693 (cpp_output_line): Update.
3694 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3695 do_include_common, do_line, do_ident, do_pragma,
3696 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3697 parse_assertion): Update.
3698 (get_token_no_padding): New.
3699 * cpplib.h (CPP_PADDING): New.
3700 (AVOID_LPASTE): Delete.
3701 (struct cpp_token): New union member source.
3702 (cpp_get_token): Update.
3703 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3704 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3705 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3706 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3707 _cpp_backup_tokens, _cpp_create_definition): Update.
3708 (push_arg_context): Delete.
3709 (padding_token, push_token_context, push_ptoken_context): New.
3710 (make_string_token, make_number_token): Update, rename.
3711 (cpp_get_token): Update to handle tokens as pointers to const,
3712 and insert padding appropriately.
3713 * cppmain.c (struct printer): New member prev.
3714 (check_multiline_token): Constify.
3715 (do_preprocessing, cb_line_change): Update.
3716 (scan_translation_unit): Update to handle spacing.
3717 * scan-decls.c (get_a_token): New.
3718 (skip_to_closing_brace, scan_decls): Update.
3719 * fix-header.c (read_scan_file): Update.
3721 * doc/cpp.texi: Update.
3723 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3725 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
3726 leak by passing malloc'ed pointer to reconcat, not concat.
3728 2001-09-24 DJ Delorie <dj@redhat.com>
3730 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
3732 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
3734 * flow.c (delete_dead_jumptables): Delete jumptable if the only
3735 reference is from the literal pool.
3737 2001-09-24 Janis Johnson <janis187@us.ibm.com>
3739 * doc/install.texi (Final install): Request additional information
3740 in mail about successful builds.
3742 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3744 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
3745 initial value of return pointer register instead of value in frame-20.
3748 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3750 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
3751 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
3752 the libcall if there isn't a referenced identifier for the symbol.
3754 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3756 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
3757 non 64-bit machines. Use these as a plabel for the trampoline.
3758 (TRAMPOLINE_SIZE): Adjust size for new words.
3759 (INITIALIZE_TRAMPOLINE): Initialize new words.
3760 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
3761 pointer to the plabel in the trampoline.
3763 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3765 * pa.c (function_arg): Pass floating arguments in both general and
3766 floating registers in indirect (dynamic) calls when generating code
3767 for the 32 bit ABI and the HP assembler.
3769 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3771 * doc/install.texi: Markup fixes.
3772 Use Solaris 2, SunOS 4 as appropriate.
3773 (Specific, *-*-solaris2*): Explain this.
3774 Unconditionally warn against /usr/ucb tools.
3775 Remove Sun as warning, obsolete.
3776 Move X11 header bug workaround here, update patches.
3777 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
3778 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
3780 2001-09-23 Zack Weinberg <zack@codesourcery.com>
3782 * errors.h (warning, error, fatal, internal_error): Don't mark
3783 with ATTRIBUTE_PRINTF_n.
3784 * toplev.h (internal_error, fatal_io_error, warning, error,
3785 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
3786 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
3789 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3791 * function.c (pop_function_context_from): var_refs_queue
3792 and temp slots now in GC memory.
3793 (mark_function_status, free_after_compilation): Likewise;
3794 also struct function now in GC memory.
3795 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
3796 (combine_temp_slots): Likewise.
3797 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
3798 (prepare_function_start): Use GC memory for struct function.
3799 (mark_temp_slot): Deleted.
3800 (gcc_mark_struct_function): struct function now in GC memory.
3802 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
3803 code for division, not modulus.
3805 * rtl.def (MEM): Remove obsolete part of comment.
3807 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
3809 * c-format.c (init_function_format_info): Check __builtin_printf
3810 and __builtin_fprintf even if -ffreestanding. Check C99 functions
3813 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3815 * c-common.c (format_attribute_table): Remove decl.
3816 * tree.h (format_attribute_table, lang_attribute_table): New decls.
3817 (lang_attribute_common): Likewise.
3819 * function.c (fix_lexical_address): Use set_mem_alias_set.
3820 (expand_function_start): Likewise.
3821 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
3823 * varasm.c (output_constant): Fix unused variable warning.
3825 * attribs.c: New file, from c-common.c.
3826 (attribute_tables): Now four elements.
3827 (format_attribute_table, lang_attribute_common): New variables.
3828 (init_attributes): Reflect above changes.
3829 (handle_mode_attribute): Delete check for wider than uintmax.
3830 * c-common.c: Delete parts moved to attribs.c.
3831 (enum attrs): Deleted; unused.
3832 (c_format_attribute_table): New variable.
3833 (c_common_lang_init): Initialize format_attribute_table with it.
3834 * c-common.h (decl_attributes): Remove decl.
3835 * tree.h (decl_attribute): Move it to here.
3836 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
3837 (attribs.o): New rule.
3839 2001-09-22 Andreas Jaeger <aj@suse.de>
3841 * builtins.c (c_getstr): Remove unused variable.
3843 2001-09-21 Richard Henderson <rth@redhat.com>
3845 * reload1.c (reload): Use delete_insn instead of splatting
3848 2001-09-21 Richard Henderson <rth@redhat.com>
3850 * reload.c (push_secondary_reload): Don't check for "=" in output
3851 constraint after ""->ALL_REGS check.
3853 2001-09-21 Richard Henderson <rth@redhat.com>
3855 * predict.c (expected_value_to_br_prob): Use pc_set.
3857 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3858 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3860 2001-09-21 Richard Henderson <rth@redhat.com>
3862 * rtl.h (LCT_RETURNS_TWICE): New.
3863 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3865 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3866 to ECF_RETURNS_TWICE.
3867 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3870 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3872 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3873 (JMP_BUF_SIZE): New.
3875 2001-09-21 Richard Henderson <rth@redhat.com>
3877 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3880 2001-09-21 Richard Henderson <rth@redhat.com>
3882 * tree.def (FDESC_EXPR): New.
3883 * expr.c (expand_expr): Handle it.
3884 * varasm.c (initializer_constant_valid_p): Likewise.
3885 (output_constant): Likewise.
3886 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3887 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3888 (ASM_OUTPUT_FDESC): New.
3889 * doc/tm.texi: Document the new macros.
3891 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3893 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3894 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3895 once merging is complete.
3897 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3899 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3901 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3903 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3904 that would be invalid after a merge.
3906 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3908 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3909 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3911 (flow_delete_insn): This one.
3912 (delete_insn_chain): Rename from ...; do not care labels.
3913 (flow_delete_insn_chain): ... this one.
3914 (flow_delete_block): Remove the insns one BB has been expunged.
3915 (merge_blocks_nomove): Likewise.
3916 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3917 updating BB boundaries.
3918 (tidy_fallthru_edge): Likewise.
3919 (commit_one_edge_insertion): Likewise.
3920 * cfgbuild.c (find_basic_block): Likewise.
3921 (find_basic_blocks_1): Likewise.
3922 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3923 (try_crossjump_to_edge): Likewise.
3924 (try_optimize_cfg): Likewise.
3925 * cse.c (delete_trivially_dead_insns): Likewise.
3926 * df.c (df_insn_delete): Likewise.
3927 * doloop.c (doloop_modify): Use delete_related_insns.
3928 * emit-rtl.c (try_split): Likewise.
3929 (remove_insn): Update BB boundaries.
3930 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3931 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3932 updating BB boundaries.
3933 (propagate_block_delete_insn): Likewise.
3934 (propagate_block_delete_libcall): Likewise.
3935 * function.c (delete_handlers): Use delete_related_insns.
3936 (thread_prologue_and_epilogue_insns): Likewise.
3937 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3938 * genpeep.c (gen_peephole): Use delete_related_insns.
3939 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3941 (find_cond_trap): Likewise.
3942 * integrate.c (save_for_inline): Use delete_related_insns.
3943 (copy_insn_list): Likewise.
3944 * jump.c (pruge_linie_number_notes): Likewise.
3945 (duplicate_loop_exit_test): Likewise.
3946 (delete_computation): Likewise.
3947 (delete_related_insn): Rename from ...; use delete_insn
3948 (delete_insn): ... this one.
3949 (redirect_jump): Use delete_related_insns.
3950 * loop.c (scan_loop): Likewise.
3951 (move_movables): Likewise.
3952 (find_and_verify_loops): Likewise.
3953 (check_dbra_loop): Likewise.
3954 * recog.c (peephole2_optimize): Likewise.
3955 * reg-stack.c (delete_insn_for_stacker): Remove.
3956 (move_for_stack_reg): Use delete_insn.
3957 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3958 * reload1.c (delete_address_reloads): Use delete_related_insns.
3959 (fixup_abnormal_edges): Use delete_insn.
3960 * recog.c (emit_delay_sequence): Use delete_related_insns.
3961 (delete_from-delay_slot): Likewise.
3962 (delete_scheduled_jump): likewise.
3963 (optimize_skip): Likewise.
3964 (try_merge_delay_insns): Likewise.
3965 (full_simple_delay_slots): Likewise.
3966 (fill_slots_from_thread): Likewise.
3967 (relax_delay_slots): Likewise.
3968 (make_return_insns): Likewise.
3969 (dbr_schedule): Likewise.
3970 * rtl.h (delete_insn): Rename to delete_related_insns.
3971 (delete_insn, delete_insn_chain): New prototypes.
3972 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3973 by df_insn_delete already.
3974 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3975 * ssa.c (convert_from_ssa): Use delete_related_insns.
3976 * unroll.c (unroll_loop): Likewise.
3977 (calculate_giv_inc): Likewise.
3978 (copy_loop_body): Likewise.
3980 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3981 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3982 ix86_return_in_memory, ix86_function_value): Declare.
3983 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3984 new static valurables.
3985 (x86_64_reg_class): New enum
3986 (x86_64_reg_class_name): New array.
3987 (classify_argument, examine_argument, construct_container,
3988 merge_classes): New static functions.
3989 (optimization_options): Enable flag_omit_frame_pointer and disable
3990 flag_pcc_struct_return on 64bit.
3991 (ix86_libcall_value, ix86_function_value,
3992 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3993 ix86_return_in_memory, ix86_function_value): New global functions.
3994 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3995 (function_arg_advance): Handle x86_64 passing conventions.
3996 (function_arg): Likewise.
3997 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3998 (RETURN_IN_MEMORY): Move offline.
3999 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4000 (FUNCTION_VALUE_REGNO_P): New macro.
4001 (FUNCTION_ARG_REGNO_P): Move offline.
4002 (struct ix86_args): Add maybe_vaarg.
4003 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4004 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4006 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4008 * s390.md: Changed attributes for scheduling.
4009 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4012 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4014 Table-driven attributes.
4015 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4016 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4017 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4018 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4019 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4020 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4021 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4022 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4023 * tree.h (struct tree_decl): Change machine_attributes to
4025 * doc/c-tree.texi: Document that all attributes are now attached
4027 * c-common.c (add_attribute, attrtab, attrtab_idx,
4028 default_valid_lang_attribute, valid_lang_attribute): Remove.
4029 (attribute_tables, attributes_initialized,
4030 c_common_attribute_table, default_lang_attribute_table): New
4032 (handle_packed_attribute, handle_nocommon_attribute,
4033 handle_common_attribute, handle_noreturn_attribute,
4034 handle_unused_attribute, handle_const_attribute,
4035 handle_transparent_union_attribute, handle_constructor_attribute,
4036 handle_destructor_attribute, handle_mode_attribute,
4037 handle_section_attribute, handle_aligned_attribute,
4038 handle_weak_attribute, handle_alias_attribute,
4039 handle_no_instrument_function_attribute,
4040 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4041 handle_no_limit_stack_attribute, handle_pure_attribute): New
4043 (init_attributes, decl_attributes): Rewrite to implement
4044 table-driven attributes.
4045 * c-common.h (enum attribute_flags): Move to tree.h.
4046 * c-format.c (decl_handle_format_attribute,
4047 decl_handle_format_arg_attribute): Rename to
4048 handle_format_attribute and handle_format_arg_attribute. Update
4049 for table-driven attributes.
4050 * c-common.h (decl_handle_format_attribute,
4051 decl_handle_format_arg_attribute): Remove prototypes.
4052 (handle_format_attribute, handle_format_arg_attribute): Add
4054 * c-decl.c (grokdeclarator): Handle attributes nested inside
4056 * c-parse.in (setattrs, maybe_setattrs): Remove.
4057 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4058 Update to handle nested attributes properly.
4059 (maybe_resetattrs, after_type_declarator,
4060 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4061 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4063 (make_pointer_declarator): Update to handle nested attributes
4065 * doc/extend.texi: Update documentation of limits of attributes
4066 syntax. Warn about problems with attribute semantics in C++.
4067 * target.h (struct target): Remove valid_decl_attribute and
4068 valid_type_attribute. Add attribute_table and
4069 function_attribute_inlinable_p.
4070 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4071 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4072 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4074 (TARGET_INITIALIZER): Update.
4075 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4077 (function_attribute_inlinable_p): New function. Check for the
4078 presence of any machine attributes before using
4079 targetm.function_attribute_inlinable_p.
4080 (function_cannot_inline_p): Update.
4081 * Makefile.in (integrate.o): Update dependencies.
4082 * doc/tm.texi: Update documentation of target attributes and
4083 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4084 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4086 (default_target_attribute_table,
4087 default_function_attribute_inlinable_p): New.
4088 (lookup_attribute): Update comment to clarify handling of multiple
4089 attributes with the same name.
4090 (merge_attributes, attribute_list_contained): Allow multiple
4091 attributes with the same name but different arguments to appear in
4092 the same attribute list.
4093 * tree.h (default_valid_attribute_p): Remove prototype.
4094 (struct attribute_spec): New.
4095 (default_target_attribute_table): Declare.
4096 (enum attribute_flags): Move from c-common.h. Add
4097 ATTR_FLAG_TYPE_IN_PLACE.
4098 (default_function_attribute_inlinable_p): Declare.
4099 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4100 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4101 (TARGET_ATTRIBUTE_TABLE): Define.
4102 (vms_attribute_table): New.
4103 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4104 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4105 (TARGET_ATTRIBUTE_TABLE): Define.
4106 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4107 * config/arm/arm.c (arm_valid_type_attribute_p,
4108 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4110 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4112 (TARGET_ATTRIBUTE_TABLE): Define.
4113 (arm_attribute_table, arm_handle_fndecl_attribute,
4114 arm_handle_isr_attribute): New.
4115 * config/avr/avr.c (avr_valid_type_attribute,
4116 avr_valid_decl_attribute): Remove.
4117 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4119 (TARGET_ATTRIBUTE_TABLE): Define.
4120 (avr_attribute_table, avr_handle_progmem_attribute,
4121 avr_handle_fndecl_attribute): New.
4122 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4123 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4124 (TARGET_ATTRIBUTE_TABLE): Define.
4125 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4126 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4127 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4128 (TARGET_ATTRIBUTE_TABLE): Define.
4129 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4130 h8300_handle_eightbit_data_attribute,
4131 h8300_handle_tiny_data_attribute): New.
4132 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4133 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4135 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4137 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4138 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4140 (TARGET_ATTRIBUTE_TABLE): Define.
4141 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4142 ix86_handle_regparm_attribute): New.
4143 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4144 i386_pe_valid_type_attribute_p): Remove.
4145 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4146 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4147 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4148 (TARGET_ATTRIBUTE_TABLE): Define.
4149 (ia64_attribute_table): New.
4150 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4151 interrupt_ident2, model_ident1, model_ident2): Remove.
4152 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4153 (TARGET_ATTRIBUTE_TABLE): Define.
4154 (init_idents): Update.
4155 (m32r_attribute_table, m32r_handle_model_attribute): New.
4156 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4158 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4159 (TARGET_ATTRIBUTE_TABLE): Define.
4160 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4161 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4162 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4163 (TARGET_ATTRIBUTE_TABLE): Define.
4164 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4165 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4166 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4167 (TARGET_ATTRIBUTE_TABLE): Define.
4168 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4169 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4170 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4171 (TARGET_ATTRIBUTE_TABLE): Define.
4172 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4173 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4174 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4175 (TARGET_ATTRIBUTE_TABLE): Define.
4176 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4177 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4179 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4181 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4182 (TARGET_ATTRIBUTE_TABLE): Define.
4183 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4185 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4186 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4187 (TARGET_ATTRIBUTE_TABLE): Define.
4188 (v850_attribute_table, v850_handle_interrupt_attribute,
4189 v850_handle_data_area_attribute): New.
4190 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4191 Return void. Call decl_attributes instead of
4192 valid_machine_attribute.
4194 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4196 * sh-protos.h (sh_pr_n_sets): Declare.
4197 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4198 look at the copy to determine if PR needs to be saved.
4199 sh_pr_n_sets: New function.
4200 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4201 (ALLOCATE_INITIAL_VALUE): Define.
4203 * sh.c (initial_elimination_offset):
4204 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4206 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4208 * integrate.c (allocate_initial_values): New function.
4209 * integrate.h (allocate_initial_values): Declare.
4210 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4212 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4214 * toplev.c (rest_of_compilation): To here.
4215 Call allocate_initial_values.
4216 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4218 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4220 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4222 2001-09-20 DJ Delorie <dj@redhat.com>
4224 * c-typeck.c (really_start_incremental_init): Discriminate
4225 between zero-length arrays and flexible arrays.
4226 (push_init_level): Detect zero-length arrays and handle them
4227 like fixed-sized arrays.
4228 * expr.c (store_constructor): Handle zero-length arrays and
4229 flexible arrays correctly.
4230 * doc/extend.texi: Update zero-length array notes.
4232 2001-09-20 Jim Wilson <wilson@redhat.com>
4234 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4235 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4236 for issue port conflicts.
4237 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4239 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4241 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4244 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4246 * fold-const.c (hashtab.h): Include.
4247 (int_const_binop): Remove FORSIZE arg and compute from type; all
4249 Call size_int_type_wide for all single-word constants.
4250 (size_htab_hash, size_htab_eq): New functions.
4251 (size_int_type_wide): Rework to use hash table.
4252 * ggc-common.c (hashtab.h): Include.
4253 (struct d_htab_root): New struct.
4254 (d_htab_roots): New variable.
4255 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4256 (ggc_mark_roots): Handle deletable htabs.
4257 * ggc-page.c (ggc_marked_p): New function.
4258 * ggc-simple.c (ggc_marked_p): Likewise.
4259 * ggc.h: Reformatting throughout.
4260 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4261 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4262 (type_hash_add): Allocate struct type_hash from GC memory.
4263 (mark_hash_entry, mark_type_hash): Deleted.
4264 (type_hash_marked_p, type_hash_mark): New functions.
4265 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4267 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4269 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4272 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4274 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4275 array-too-large test for signed sizetype.
4277 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4279 * i386.md (indirect_jump): Allow Pmode operand.
4280 (tablejump): LIkewise; perform expansion to 64bit mode.
4281 * i386.c (symbolic_operand): Allow 64bit PIC references.
4282 (pic_symbolic_operand): Likewise.
4283 (ix86_find_base_term): Strip the 64bit PIC references.
4284 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4285 (legitimize_pic_address): Likewise.
4286 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4287 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4289 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4291 * stringpool.c (get_identifier_with_length): New function.
4292 * tree.h (get_identifier_with_length): New prototype.
4294 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4295 David Edelsohn <edelsohn@gnu.org>
4298 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4299 already sign-extended.
4301 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4302 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4304 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4305 (output_profile_hook): Declare label_name const.
4306 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4307 to match constraints.
4309 2001-09-19 Stan Shebs <shebs@apple.com>
4311 * alias.c: Fix typos in comments.
4312 * sched-rgn.c (init_ready_list): Ditto.
4313 * unwind-dw2.c (uw_frame_state_for): Ditto.
4314 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4315 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4316 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4318 2001-09-19 Richard Henderson <rth@redhat.com>
4320 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4322 * Makefile.in (cfg.o): Depend on TM_P_H.
4324 2001-09-19 Richard Henderson <rth@redhat.com>
4326 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4327 (local_symbolic_operand): ... here.
4328 (small_symbolic_operand): Check mode.
4329 (global_symbolic_operand): New.
4330 (input_operand): Reject symbolics if explicit relocs.
4331 (call_operand): Tidy.
4332 (alpha_legitimize_address): Use movdi_er_high_g.
4333 (alpha_expand_mov): Likewise.
4334 * config/alpha/alpha-protos.h: Update.
4335 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4336 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4337 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4338 (UNSPECV_LDGP2): Remove.
4339 (all call patterns): Use 's' not 'i' for symbolic constraint.
4340 (call_osf call_value_osf): Use call_operand.
4341 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4342 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4343 (prologue_ldgp_1_er): Remove.
4344 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4345 (builtin_setjmp_receiver_er patterns): Use them.
4346 (exception_receiver_er): Likewise.
4348 2001-09-19 Richard Henderson <rth@redhat.com>
4350 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4352 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4353 and NON_LOCAL_GOTO notes.
4354 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4355 copy over CALL_INSN_FUNCTION_USAGE.
4357 2001-09-18 Catherine Moore <clm@redhat.com>
4359 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4362 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4364 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4365 new-style tm_file specification. Specify correct tm_p_file,
4366 md_file, and out_file for s390x.
4368 * config/s390/linux.h, linux64.h: Don't include other target
4369 macro header files. Now handled via tm_file.
4371 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4372 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4373 are defined before use.
4375 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4377 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4378 code generation only for Gnu assembler.
4380 2001-09-18 Catherine Moore <clm@redhat.com>
4382 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4384 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4386 * config/mips/mips.c (mips_frame_set): New.
4387 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4388 a parallel frame-related expression with a set for each register.
4390 2001-09-18 Philip Blundell <philb@gnu.org>
4392 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4395 2001-09-17 Dale Johannesen <dalej@apple.com>
4397 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4398 * config/rs6000/aix.h (FIXED_R2): Define.
4399 * config/rs6000/darwin.h (FIXED_R2): Define.
4400 * config/rs6000/sysv4.h (FIXED_R2): Define.
4402 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4404 * except.c (dw2_build_landing_pads): New local
4405 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4406 barrier after clobbers. Fixes c++/4012.
4408 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4410 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4412 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4414 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4415 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4417 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4419 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4422 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4424 * cpphash.h (_cpp_lex_direct): New.
4425 * cpplex.c (_cpp_lex_token): Update.
4426 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4427 and increment that pointer.
4428 * cppmacro.c (alloc_expansion_token): New.
4429 (lex_expansion_token): Lex macro expansion directly into
4432 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4434 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4436 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4438 * basic-block.h (free_bb_for_insn): Declare.
4439 * bb-reorder.c (label_for_bb): Use block_label.
4440 (emit_jump_to_block_after): Remove.
4441 (insert_intra_1): Do not update block_for_insn.
4442 (insert_inter_bb_scope_notes): Likewise; update bb->end
4443 * cfg.c (free_bb_for_insn): New.
4444 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4445 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4446 (commit_one_edge_insertion): Likewise.
4447 (commit_one_edge_insertion): Do not update BB boundary.
4448 (commit_edge_insertions): Do not call compute_bb_for_insn.
4449 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4450 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4451 (merge_blocks_move_successor_nojumps): Likewise.
4452 (try_crossjump_to_edge): Do not update block_for_insn.
4453 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4454 * df.c (df_pattern_emit_later): Do not update BB boundary.
4455 (df_jump_pattern_emit_after): Likewise.
4456 (df_insn_move_before): Use emit_insn_before.
4457 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4459 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4460 boundaries and basic_block_for_insn.
4461 (reorder_insns_nobb): Rename from reorder_insns.
4462 (reorder_insns): New.
4463 (emit_block_insn_before, emit_block_insn_after): Kill.
4464 * flow.c (check_function_return_warnings): Do not call
4465 compute_bb_for_insn; Do not free basic_block_for_insn.
4466 (attempt_auto_inc): Do not update basic_block_for_insn.
4467 * function.c (emit_return_into_block): Likewise;
4468 do not update BB boundaries.
4469 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4470 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4471 (pre_insert_copy_insn): Likewise.
4472 (update_ld_motion_notes): Likewise.
4473 (insert_insn_start_bb): Likewise.
4474 (replace_store_insn): Likewise.
4475 * ifcvt.c (noce_process_if_block): Likewise.
4476 (if_convert): Do not call compute_bb_for_insn.
4477 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4478 Use emit_insn_before and emit_insn_after.
4479 * recog.c (split_all_insns): Do not update BB boundaries;
4480 Do not call compute_bb_for_insn.
4481 (peephole2_optimize): Do not update BB boundaries.
4482 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4484 (emit_swap_insn): Likewise.
4485 (convert_regs_1): Likewise.
4486 * reload1.c (reload): Call compute_bb_for_insn.
4487 * rtl.h (reorder_insns_nobb): Declare.
4488 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4489 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4490 at places CFG is invalidated; do not call compute_bb_for_insn.
4492 * cfg.c (expunge_block): Invalidate BB structure.
4494 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4497 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4499 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4501 * cpphash.h (_cpp_lex_token): Update prototype.
4502 * cpplex.c (_cpp_lex_token): New prototype.
4503 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4504 lex_macro_node, read_flag, do_pragma_poison): Update.
4505 * cppmacro.c (cpp_get_token, parse_params,
4506 lex_expansion_token): Update.
4508 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4510 * cppmain.c (scan_translation_unit): Don't worry about
4511 putting a space after hashes.
4512 * cpplib.c (directive_diagnostics): New.
4513 (_cpp_handle_directive): Update to use directive_diagnostics.
4514 (run_directive): Don't toggle prevent_expansion.
4515 (do_line): Backup in case of the line extension.
4516 * cpplib.h (cpp_lexer_pos): Remove.
4517 * cppmacro.c (_cpp_create_definition): Precede a leading #
4520 2001-09-15 Richard Henderson <rth@redhat.com>
4522 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4524 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4526 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4528 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4530 PR preprocessor/3571
4531 * tradcpp.c (handle_directive): Skip non-vertical space.
4533 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4535 * cppmain.c (setup_callbacks): Set line callback only
4536 if outputting preprocessed source.
4538 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4540 * collect2.c (main): Const-ification.
4541 * gcc.c (translate_options, process_command): Use xstrdup in
4542 lieu of xmalloc/strcpy.
4543 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4545 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4547 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4550 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4552 * scan-decls.c (scan_decls): Fix typo.
4554 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4556 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4557 Split mlstring_pos into mls_line and mls_col.
4558 * cppinit.c (cpp_create_reader): Initialize line to 1.
4559 (cpp_destroy): Free tokenruns.
4560 (push_include): Don't update lexer_pos.
4561 * cpplex.c (unterminated, parse_string): Update.
4562 (lex_token): Don't update lexer_pos, update.
4563 * cpplib.c (if_stack): Save line instead of line + col.
4564 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4565 push_conditional, _cpp_pop_buffer): Update.
4566 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4567 (_cpp_create_definition): Update.
4569 2001-09-15 Eric Christopher <echristo@redhat.com>
4571 * config/mips/abi64.h: Add support for MEABI.
4573 2001-09-15 Eric Christopher <echristo@redhat.com>
4575 * config/mips/mips.md: Add unspec #2.
4577 (reload_outdi): Ditto.
4578 (reload_outsi): Ditto.
4581 2001-09-15 Eric Christopher <echristo@redhat.com>
4582 Jason Eckhardt <jle@redhat.com>
4584 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4585 * config/mips/isa32-linux.h: New file.
4586 * config/mips/isa3264.h: Ditto.
4587 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4588 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4589 (output_block_mode): Support MEABI.
4590 (function_arg): Ditto. Fix floating point arg passing.
4591 (mips_va_start): Ditto.
4592 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4594 (mips_asm_file_start): Add new section to pass abi to gdb.
4595 (function_arg_pass_by_reference): Support MEABI.
4596 (mips_parse_cpu): Support mips32 and mips64 processors.
4597 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4598 TARGET_MIPS5KC. Support isa32 and isa64.
4599 (processor_type): Add r4kc, r5kc, r20kc.
4600 (GENERATE_MULT3_SI): New.
4601 (GENERATE_MULT3_DI): Ditto.
4602 (GENERATE_MULT3): Remove.
4603 (ISA_HAS_64BIT_REGS): Add isa == 64.
4604 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4605 (ISA_HAS_MADD_MSUB): New.
4606 (ISA_HAS_CLZ_CLO): Ditto.
4607 (ISA_HAS_DCLZ_DCLO): Ditto.
4608 (ABI_GAS_ASM_SPEC): New.
4609 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4612 (SUBTARGET_CC1_SPEC): Ditto.
4613 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4614 (PAD_VARARGS_DOWN): Support MEABI.
4615 (HARD_REGNO_NREGS): Move to mips.c.
4616 (ASM_OUTPUT_IDENT): Add #undef.
4617 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4618 (mulsi3): Use GENERATE_MULT3_SI.
4619 (mulsi3_mult3): Ditto. Support mips32, mips64.
4620 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4621 (mul_sub_si): New pattern.
4622 (unnamed splitters): New.
4623 (muldi3): Use GENERATE_MULT3_DI.
4624 (muldi3_internal2): Ditto.
4625 (movdicc): Support mips32.
4626 * config/mips/t-isa3264: New file.
4628 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4630 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4631 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4632 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4634 * reorg.c (fill_slots_from_thread): After call to
4635 steal_delay_list_from_target, update own_thread as new_thread may
4638 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4640 * cpperror.c (print_location): Take line and column, for
4641 default positioning use the previously lexed token.
4642 (_cpp_begin_message): Take line and column.
4643 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4644 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4645 * cpphash.h (_cpp_begin_message): Update prototype.
4646 * cppinit.c (push_include): Don't set output line.
4647 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4648 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4649 (do_pragma): Kludge for front ends. Don't expand macros at all.
4650 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4651 (struct cpp_token): Remove output_line.
4652 (struct cpp_callbacks): New member line_change.
4653 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4654 cpp_get_token): Preserve BOL flag.
4655 (cpp_get_line): Remove.
4656 (_cpp_backup_tokens): Remove useless abort().
4657 * cppmain.c (cb_line_change): New.
4658 (scan_translation_unit): Don't worry about starting new lines here.
4659 * scan-decls.c (scan_decls): Update.
4660 * c-lex.c (c_lex, init_c_lex): Update.
4661 (cb_line_change, src_lineno): New.
4663 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4665 * tree.c (append_random_chars): Generate the random
4666 characters in a reproducable fashion.
4668 2001-09-14 Richard Henderson <rth@redhat.com>
4670 * config/i386/i386.c (internal_label_prefix): New.
4671 (internal_label_prefix_len): New.
4672 (override_options): Set them.
4673 (local_symbolic_operand): New.
4674 (legitimate_pic_address_disp_p): Use it.
4675 (legitimize_pic_address): Likewise.
4677 2001-09-14 Marc Espie <espie@openbsd.org>
4679 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4682 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4684 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4685 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4687 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4689 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4690 invocation of SUBREG_REGNO_OFFSET.
4692 * haifa-sched.c: Fix typo in FSF copyright statement.
4693 * sched-deps.c: Fix typo in FSF copyright statement.
4694 * sched-ebb.c: Fix typo in FSF copyright statement.
4695 * sched-rgn.c: Fix typo in FSF copyright statement.
4696 * sched-vis.c: Fix typo in FSF copyright statement.
4698 * config.gcc: Move inclusion of arm elf specific header files
4699 from the files themselves into the tm_file variable. Make
4700 sure that elfos.h is included before target specific elf
4702 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4704 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4705 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4706 ASM_OUTPUT_CASE_LABEL): Protect definition.
4707 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4708 not already defined.
4709 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4710 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4711 Remove duplicate definition.
4712 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4713 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4714 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4715 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
4716 Remove inclusion of arm/elf.h.
4717 * config/arm/unknown-elf.h: as for conix-elf.h.
4718 (STARTFILE_SPEC): Include crti.o and crtn.o.
4719 * config/arm/linux-elf.h: as for conix-elf.h.
4720 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
4721 * config/arm/strongarm-elf.h: Remove inclusion of
4723 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
4724 * config/arm/unknown-elf-oabi.h: Remove inclusion of
4725 unknown-elf.h and elf.h.
4726 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
4727 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
4728 ASM_WEAKEN_LABEL): Remove redundant definition.
4729 * config/arm/elf.h: Test for inclusion of elfos.h
4730 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
4731 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
4732 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
4733 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
4734 redundant definition.
4735 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
4736 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
4737 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
4738 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
4739 Add rules to build crti.o and crtn.o
4740 * crti.asm: New file.
4741 * crtn.asm: New file.
4743 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
4745 * c-parse.in (_yylex): Use _cpp_backup_tokens.
4746 * cpphash.h (struct tokenrun): Add prev.
4747 (struct lexer_state): Remove bol.
4748 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
4749 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
4751 * cppinit.c (cpp_create_reader): Don't set bol.
4752 (cpp_destroy): Don't free lookaheads.
4753 * cpplex.c (lex_directive): Remove.
4754 (next_tokenrun): Update.
4755 (_cpp_lex_token): Clean up logic.
4756 (lex_token): Update to return a pointer to lexed token, since it
4757 can move to the start of the buffer. Simpify newline handling.
4758 * cpplib.c (SEEN_EOL): Update.
4759 (skip_rest_of_line): Remove lookahead stuff.
4760 (end_directive): Line numbers are already incremented. Revert
4761 to start of lexed token buffer if we can.
4762 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
4763 parse_answer): Use _cpp_backup_tokens.
4764 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
4765 instead. Don't check for EOL.
4766 (do_include_common, do_line, do_pragma_system_header): Use
4768 * cpplib.h (BOL, _cpp_backup_tokens): New.
4769 * cppmacro.c (save_lookahead_token, take_lookahead_token,
4770 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
4771 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
4772 (builtin_macro): Don't use cpp_get_line.
4773 (cpp_get_line): Short term kludge.
4774 (parse_arg): Handle directives in arguments here. Back up when
4775 appropriate. Store EOF at end of argument list.
4776 (funlike_invocation_p): Use _cpp_backup_tokens.
4777 (push_arg_context): Account for EOF at end of list.
4778 (cpp_get_token): Remove lookahead stuff. Update.
4780 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4782 * c-parse.in (yyerror): Const-ification and/or static-ization.
4783 * c-typeck.c (push_member_name): Likewise.
4784 * collect2.c (main): Likewise.
4785 * dbxout.c (dbxout_parms): Likewise.
4786 * diagnostic.c (format_with_decl): Likewise.
4787 * dwarf2out.c (output_ranges): Likewise.
4788 * dwarfout.c (fundamental_type_code): Likewise.
4789 * except.c (dw2_output_call_site_table): Likewise.
4790 * gcc.c (do_spec_1): Likewise.
4791 * genopinit.c (optabs): Likewise.
4792 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
4793 gen_declaration_1, handle_impent): Likewise.
4794 * protoize.c (default_include, in_system_include_dir, abspath):
4796 * sched-vis.c (visualize_stall_cycles): Likewise.
4797 * sdbout.c (plain_type_1, sdbout_end_function,
4798 sdbout_end_epilogue): Likewise.
4799 * varasm.c (decode_reg_name): Likewise.
4801 * 1750a.c (mod_regno_adjust): Likewise.
4802 * alpha.c (alpha_write_one_linkage,
4803 unicosmk_output_default_externs): Likewise.
4804 * arm.c (arm_condition_codes): Likewise.
4805 * arm.h (arm_condition_codes): Likewise.
4806 * avr.c (output_movsisf, encode_section_info): Likewise.
4807 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
4809 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4810 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4811 * m88k.c (output_function_profiler): Likewise.
4812 * mips.c (mips_output_conditional_branch): Likewise.
4813 * ns32k.c (ns32k_out_reg_names): Likewise.
4814 * ns32k.h (ns32k_out_reg_names): Likewise.
4815 * pj.c (pj_output_rval): Likewise.
4816 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
4817 * sparc.c (sparc_flat_function_prologue,
4818 sparc_flat_function_epilogue): Likewise.
4820 2001-09-13 Markus Werle <numerical.simulation@web.de>
4821 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4823 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
4824 Aachen University of Technology".
4826 2001-09-13 Andreas Schwab <schwab@suse.de>
4828 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
4831 2001-09-13 Richard Henderson <rth@redhat.com>
4833 * config/alpha/alpha.c (small_symbolic_operand): New.
4834 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
4835 (some_operand, input_operand): Don't handle HIGH.
4836 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
4837 (alpha_expand_mov): Likewise.
4838 (print_operand) [H]: Just print HIGH symbol.
4839 (print_operand_address): Handle small data.
4840 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
4841 (TARGET_SWITCHES): Add -msmall-data/large-data.
4842 (PIC_OFFSET_TABLE_REGNUM): New.
4843 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
4844 (PREDICATE_COES): Update.
4845 * config/alpha/alpha.md (adddi_er_high): New.
4846 (adddi_er_low): Handle small data.
4847 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
4848 prefer .sdata to .rodata.
4849 (SELECT_RTX_SECTION): Likewise.
4851 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
4853 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
4854 defining __size_t and leaving size_t undefined.
4856 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4858 * basic-block.h (expunge_block): Declare.
4859 * cfg.c (expunge_block): Remove static declaration.
4861 2001-09-12 Richard Henderson <rth@redhat.com>
4863 * integrate.c (copy_insn_list): Copy label name from
4864 NOTE_INSN_DELETED_LABEL.
4866 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4868 * c-common.c (c_tree_code_name): Const-ification.
4869 * c-decl.c (c_decode_option): Likewise.
4870 * c-typeck.c (warn_for_assignment): Likewise.
4871 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4873 * cppinit.c (output_deps): Likewise.
4874 * dependence.c (dependence_string, direction_string): Likewise.
4875 * dwarf2out.c (output_ranges): Likewise.
4876 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4877 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4878 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4879 standard_startfile_prefix, standard_startfile_prefix_1,
4880 standard_startfile_prefix_2, tooldir_base_prefix,
4881 standard_bindir_prefix, find_a_file): Likewise.
4882 * genattrtab.c (make_length_attrs): Likewise.
4883 * gencheck.c (tree_codes): Likewise.
4884 * genemit.c (gen_split): Likewise.
4885 * genrecog.c (special_mode_pred_table): Likewise.
4886 * graph.c (graph_ext): Likewise.
4887 * protoize (default_include): Likewise.
4888 * reload.c (reload_when_needed_name): Likewise.
4889 * sched-vis.c (visualize_stall_cycles): Likewise.
4890 * tlink.c (recompile_files): Likewise.
4891 * toplev.c (decode_g_option): Likewise.
4892 * tradcpp.c (output_deps): Likewise.
4893 * varasm.c (decode_reg_name): Likewise.
4895 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4898 * avr.c (avr_regnames, encode_section_info): Likewise.
4899 * c4x.c (float_reg_names): Likewise.
4900 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4901 * elfos.h (const_section): Likewise.
4902 * i386.c (ix86_comp_type_attributes): Likewise.
4903 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4904 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4905 * ia64.c (type_names): Likewise.
4906 * m68hc11.c (reg_class_names): Likewise.
4907 * m88k.c (m_options): Likewise.
4908 * mips.c (mips_output_conditional_branch, mips_unique_section):
4910 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4911 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4912 ultra_code_names): Likewise.
4913 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4915 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4917 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4918 Use --fatal-warnings option for gas.
4919 * configure: Rebuilt.
4921 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4923 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4925 2001-09-11 Jim Wilson <wilson@redhat.com>
4927 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4929 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4931 * builtins.c (c_strlen): Treat an offset too large for a
4932 HOST_WIDE_INT as out of range.
4934 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4936 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4937 (EDGE_CRITICAL_P): New predicate.
4938 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4940 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4941 (dump_edge_info): Remove "crit".
4942 * cfganal.c (mark_critical_edges): Kill.
4943 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4944 * cfgcleanup.c (cleanup_cfg): Likewise.
4945 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4946 (find_spanning_tree): Likewise.
4947 * reg-stack.c (convert_regs_1): Likewise.
4948 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4950 * basic-block.h (create_basic_block_structure): New.
4951 (create_basic_block): Update prototype.
4952 (force_nonfallthru): New.
4953 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4954 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4955 handle updating of block_for_insn, creating of empty BBs and BBs at
4956 the end of INSN chain.
4957 (create_basic_block): New function.
4958 (split_block): Use create_basic_block.
4959 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4960 (redirect_edge_and_branch_force): ... here.
4961 (force_nonfallthru): New.
4962 (split_edge): Rewrite to use force_nonfallthru and create_block.
4963 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4964 (find_basic_blocks): Free basic_block_for_insn.
4965 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4967 * cfg.c: Fix formating.
4968 * cfgcleanup.c: Fix formating.
4969 (merge_blocks, tail_recursion_label_p): Return bool.
4970 (merge_blocks_move_predecessor_nojumps,
4971 merge_blocks_move_successor_nojumps): Return void.
4973 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4975 * configure.in: Check whether assembler supports section merging.
4976 * config.in: Rebuilt.
4977 * configure: Rebuilt.
4978 * varasm.c (variable_section, output_constant_pool): Pass alignment
4979 to SELECT_SECTION and SELECT_RTX_SECTION.
4980 (mergeable_string_section): New.
4981 (mergeable_constant_section): New.
4982 (default_elf_asm_named_section): Output SECTION_MERGE and
4983 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4984 * output.h (mergeable_string_section): New.
4985 (mergeable_constant_section): New.
4986 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4987 * toplev.c (flag_merge_constants): New.
4988 (f_options): Add -fmerge-constants and -fmerge-all-constants
4990 (toplev_main): Default to -fno-merge-constants if not optimizing.
4991 * flags.h (flag_merge_constants): Add extern.
4992 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4993 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4995 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4996 Define if assembler has working .subsection -1 support.
4997 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4998 Put constant into special SHF_MERGE sections if the linker should
4999 attempt to merge duplicates.
5000 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5002 Put constant into special SHF_MERGE sections if the linker should
5003 attempt to merge duplicates.
5004 * config/alpha/elf.h: Likewise.
5005 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5006 has working .subsection -1 support.
5007 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5009 * config/svr3.h: Likewise.
5010 * config/darwin.h: Likewise.
5011 * config/arm/aof.h: Likewise.
5012 * config/arm/linux-elf.h: Likewise.
5013 * config/avr/avr.h: Likewise.
5014 * config/c4x/c4x.h: Likewise.
5015 * config/d30v/d30v.h: Likewise.
5016 * config/i386/dgux.h: Likewise.
5017 * config/i386/osfrose.h: Likewise.
5018 * config/i386/sco5.h: Likewise.
5019 * config/i386/svr3gas.h: Likewise.
5020 * config/ia64/aix.h: Likewise.
5021 * config/m32r/m32r.h: Likewise.
5022 * config/m68k/m68k.h: Likewise.
5023 * config/m88k/dgux.h: Likewise.
5024 * config/m88k/m88k.h: Likewise.
5025 * config/mcore/mcore-pe.h: Likewise.
5026 * config/mips/mips.h: Likewise.
5027 * config/pa/pa.h: Likewise.
5028 * config/pa/pa-linux.h: Likewise.
5029 * config/romp/romp.h: Likewise.
5030 * config/rs6000/sysv4.h: Likewise.
5031 * config/rs6000/xcoff.h: Likewise.
5032 * config/s390/linux.h: Likewise.
5033 * config/sparc/sparc.h: Likewise.
5034 * config/sparc/sysv4.h: Likewise.
5035 * config/stormy16/stormy16.h: Likewise.
5036 * config/v850/v850.h: Likewise.
5037 * config/vax/vms.h: Likewise.
5038 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5039 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5040 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5041 default_elf_asm_named_section for SHF_MERGE sections.
5043 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5045 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5048 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5050 * c-common.c (split_specs_attrs): Allow for empty attributes with
5051 empty TREE_PURPOSE. Fixes PR c/4294.
5053 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5055 * basic-block.h (cached_make_edge, make_single_succ): New.
5056 (make_edge): Remove first parameter.
5057 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5058 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5059 created edge; use obstack allocation.
5060 (make_edge, make_single_succ_edge): New.
5061 (first_removed_edge): New static variable.
5062 (init_flow): Initialize first_removed_edge and n_edges.
5063 (clear_edges): Use remove_edge.
5064 (flow_delete_block): Likewise.
5065 (remove_edge): Add removed edges to the removed edges list.
5066 (split_block, redirect_edge_and_branch_force, split_edge):
5068 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5069 (add_noreturn_fake_exit_edges): Likewise.
5070 (connect_infinite_loops_to_exit): Liekwise.
5071 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5072 Use cached_make_edge.
5073 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5074 * profile.c (branch_prob): Update make_edge call.
5075 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5077 2001-09-11 Richard Henderson <rth@redhat.com>
5079 * config/alpha/alpha.c: Tidy formatting.
5080 (local_symbolic_operand): Verify mode.
5081 (alpha_sa_mask): Ignore unicos for eh_return.
5082 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5083 * config/alpha/alpha.md (umk divsi patterns): Remove.
5084 (extendsfdf2): Remove unicos check.
5085 (tablejump): Merge vms and unicos code; always use direct set
5088 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5090 * config.gcc (alpha*-*-unicosmk*): New target.
5092 * config/alpha/alpha-protos.h (symbolic_operand,
5093 unicosmk_add_call_info_word, unicosmk_add_extern,
5094 unicosmk_defer_case_vector, unicosmk_unique_section,
5095 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5096 unicosmk_asm_file_start, unicosmk_asm_file_end,
5097 unicosmk_output_common): Declare.
5099 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5100 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5101 alpha_does_function_need_gp, alpha_end_function): Support Cray
5103 (alpha_init_machine_status, alpha_mark_machine_status,
5104 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5105 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5106 unicosmk_asm_named_section, unicosmk_insert_attributes,
5107 unicosmk_section_type_flags, symbolic_operand,
5108 unicosmk_output_module_name, unicosmk_output_default_externs,
5109 unicosmk_output_dex, unicosmk_output_externs,
5110 unicosmk_output_addr_vec, unicosmk_ssib_name,
5111 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5112 unicosmk_asm_file_end, unicosmk_output_common,
5113 unicosmk_section_type_flags, unicosmk_unique_section,
5114 unicosmk_add_call_info_word, unicosmk_text_section,
5115 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5116 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5117 unicosmk_dex_count, unicosmk_special_name): New.
5118 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5119 TARGET_ABI_UNICOSMK.
5120 (get_aligned_mem, alpha_expand_unaligned_load,
5121 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5122 alpha_expand_unaligned_store_words): Support big-endian mode.
5123 (print_operand): Likewise. New format specifier 't'. Use
5124 TARGET_AS_SLASH_BEFORE_SUFFIX.
5125 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5126 (alpha_pv_save_size): Update with above change.
5127 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5128 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5131 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5132 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5133 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5134 (EXTRA_CONSTRAINT): New constraint 'U'.
5135 (PREDICATE_CODES): Add symbolic_operand.
5137 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5138 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5139 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5140 (integer division and modulus patterns): Split in default and
5142 (*divmodsi_internal, *divmoddi_internal): Disable for
5143 TARGET_ABI_UNICOSMK.
5144 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5145 little-endian and big-endian versions.
5146 (ext, ins, msk): Likewise.
5147 (extv, extzv, insv): Support big-endian mode.
5148 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5149 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5150 *tablejump_umk_internal, *call_value_umk): New.
5151 (*movdi_nofix): Add pattern for loading an address into a register on
5152 TARGET_ABI_UNICOSMK.
5153 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5154 (umk_mismatch_args, arg_home_umk): New.
5155 (various insns): Don't use mov, fmov, nop, fnop and unop.
5156 (realign): Support TARGET_ABI_UNICOSMK.
5158 * config/alpha/unicosmk.h: New file.
5159 * config/alpha/t-unicosmk: New file.
5161 * fixinc/inclhack.def (unicosmk_restrict): New.
5162 * fixinc/fixincl.x: Regenerate.
5164 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5165 (wchar_t): Check for and define __WCHAR_T__.
5167 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5169 * combine.c (simplify_shift_const): Treat shifts by the mode
5172 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5174 * cpphash.h (struct tokenrun): New.
5175 (struct cpp_context): New member bol.
5176 (struct cpp_reader): New members.
5177 (_cpp_init_tokenrun): New.
5178 * cppinit.c (cpp_create_reader): Set up the token runs.
5179 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5180 (lex_token): New internalised version of _cpp_lex_token. Don't
5181 handle directives or the multiple include opimisation here any
5182 more. Simply lex a token.
5183 * cpplib.c (run_directive): Clear bol.
5184 (_cpp_pop_buffer): Set bol.
5185 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5188 2001-09-11 Michael Meissner <meissner@redhat.com>
5190 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5191 give an error if the user uses -mfp32.
5192 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5194 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5195 floating point register size.
5196 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5198 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5199 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5201 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5202 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5204 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5206 * dbxout.c (dbxout_parms): Fix typo in comment.
5207 * unroll.c (loop_find_equiv_value): Ditto.
5208 * toplev.c (rest_of_compilation): Ditto.
5209 * loop.c (scan_loop): Ditto.
5210 * dwarf2out.c (struct dw_fde_struct): Ditto.
5212 2001-09-10 Zack Weinberg <zackw@panix.com>
5214 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5215 copying identifier when we're just going to throw it away.
5216 (parse_identifier_slow): New routine to handle abnormal cases.
5217 (_cpp_lex_token): Update call site.
5219 * hashtable.c (ht_lookup): Don't assume that the string we've
5220 been given is NUL-terminated.
5221 * system.h: #define __builtin_expect(a, b) to (a) if not
5224 2001-09-10 Michael Meissner <meissner@redhat.com>
5226 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5229 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5231 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5233 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5235 * builtins.c (c_getstr): Correct thinko in last change and further
5238 2001-09-10 Tim Freeman <tim@fungibole.com>
5240 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5241 into varray's and register them as roots with the garbage
5242 collector so they are not collected too soon.
5244 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5246 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5248 * basic-block.h (flow_obstack, label_value_list,
5249 tail_recursion_label_list): Declare
5250 (tidy_fallthru_edges): Declare.
5251 (expunge_block, last_loop_beg_note): Delete.
5252 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5254 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5255 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5256 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5257 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5258 expunge_block, flow_delete_block, compute_bb_for_insn,
5259 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5260 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5261 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5262 try_redirect_by_replacing_jump, last_loop_beg_note,
5263 redirect_edge_and_branch, redirect_edge_and_branch_force,
5264 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5265 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5266 commit_edge_insertions, dump_flow_info, debug_flow_info,
5267 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5268 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5269 Move here from flow.c
5270 * cfganal.c: New file.
5271 (forwarder_block_p, can_fallthru, mark_critical_edges,
5272 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5273 find_unreachable_blocks, create_edge_list, free_edge_list,
5274 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5275 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5276 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5277 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5278 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5279 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5280 Move here from flow.c
5281 * cfgbuild.c: New file
5282 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5283 make_edges, find_basic_blocks_1, find_basic_blocks,
5284 find_sub_basic_blocks): Move here from flow.c
5285 * cfgcleanup.c: New file.
5286 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5287 merge_blocks_move_predecessor_nojumps,
5288 merge_blocks_move_successor_nojumps, merge_blocks,
5289 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5290 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5291 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5293 * cfgloop.c: New file
5294 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5295 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5296 flow_loop_exit_edges_find, flow_loop_nodes_find,
5297 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5298 flow_loop_tree_node_add, flow_loops_tree_build,
5299 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5300 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5301 Move here from flow.c
5302 * flow.c: Remove everything moved elsewhere
5303 * output.h (cleanup_cfg): Return bool.
5305 * bb-reorder.c (reorder_block_def): Remove 'index'.
5306 (insert_intra_1): Add argument BB, set block for new note.
5307 (make_reorder_chain): Do not depdent on BB indexes.
5308 (make_reorder_chain_1): Do not use BB indexes.
5309 (label_for_bb): Likewise; set BB for new insn.
5310 (emit_jump_to_block_after): Likewise.
5311 (fixup_reoder_chain): Sanity check that all basic blocks
5312 are chained; verify newly created insn chain; remove
5313 undocnitional jump simplifying; Do not use BB indexes;
5314 properly initialize count and frequency information;
5315 dump reordered sequence.
5316 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5317 (insert_inter_bb_scope_notes): Set block for new insn.
5318 (reorder_basic_blocks): Dump flow info before reoredering.
5320 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5322 * alias.c (clear_reg_alias_info): Use K&R format definition.
5323 Avoid unsigned warning.
5324 * builtins.c: Use "unsigned int", not "unsigned".
5325 (target_char_cast): Use host_integerp and tree_low_cst.
5326 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5327 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5328 (c_getstr): Likewise.
5329 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5330 (builtin_memcpy_read_str): Avoid unsigned warning.
5331 (expand_builtin_memcpy): Alignments are unsigned.
5332 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5333 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5334 * predict.c (expensive_function_p): LIMIT now unsigned.
5335 * resource.c (mark_target_live_regs): Make some vars unsigned.
5336 * sdbout.c: Use "unsigned int", not "unsigned".
5337 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5338 (sdbout_source_line): Likewise.
5339 (sdbout_record_type_name): Remove "const" for NAME declaration.
5340 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5342 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5344 * calls.c (store_one_arg): Expand comment.
5346 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5348 * calls.c (store_one_arg): Make sure that the entire argument is
5349 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5351 2001-09-09 Richard Henderson <rth@redhat.com>
5353 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5355 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5357 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5359 2001-09-09 Richard Henderson <rth@redhat.com>
5361 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5362 (alpha_this_literal_sequence_number): New.
5363 (alpha_this_gpdisp_sequence_number): New.
5364 (some_operand, input_operand): Add HIGH.
5365 (local_symbolic_operand): New.
5366 (alpha_encode_section_info): New.
5367 (alpha_legitimate_address_p): Allow LO_SUM.
5368 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5369 (alpha_expand_mov): Likewise.
5370 (secondary_reload_class): Check memory_operand not general_operand
5372 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5373 (alpha_expand_unaligned_store): Likewise.
5374 (alpha_expand_unaligned_load_words): Likewise.
5375 (alpha_expand_unaligned_store_words): Likewise.
5376 (alpha_expand_block_clear): Likewise.
5377 (print_operand): Handle %#, %*, %H.
5378 (print_operand_address): Handle LO_SUM.
5380 (alpha_does_function_need_gp): Use it.
5381 (alpha_expand_block_move): Fix signed compare warnings.
5382 (alpha_sa_mask, alpha_align_insns): Likewise.
5383 * config/alpha/alpha-protos.h: Update.
5384 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5385 (MASK_EXPLICIT_RELOCS): New.
5386 (TARGET_SWITCHES): Add -mexplicit-relocs.
5387 (EXTRA_CONSTRAINT): Add 'T'.
5388 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5389 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5390 (ENCODE_SECTION_INFO): Out line.
5391 (REDO_SECTION_INFO_P): New.
5392 (STRIP_NAME_ENCODING): New.
5393 (ASM_OUTPUT_LABELREF): New.
5394 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5395 (PREDICATE_CODES): Update.
5396 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5397 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5398 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5399 builtin_setjmp_receiver_er, exception_receiver_1_er,
5400 call_value_osf_1_er): New patterns.
5401 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5402 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5403 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5404 (FINAL_PRESCAN_INSN): New.
5406 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5408 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5410 2001-09-08 Andreas Jaeger <aj@suse.de>
5412 * i386.h (TARGET_SWITCHES): Fix description.
5414 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5416 * rs6000.c (num_insns_constant): Compute number of instructions
5419 * doc/install.texi: Explain AIX exception handling work-around.
5420 Update URL for AIX fixes.
5422 2001-09-07 Jim Wilson <wilson@redhat.com>
5424 * alias.c (clear_reg_alias_info): New.
5425 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5426 * rtl.h (clear_reg_alias_info): Declare.
5428 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5430 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5432 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5433 (m16m,edivm,emulm): Change declaration to match definition.
5435 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5437 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5438 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5441 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5443 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5444 which have no corresponding C type.
5445 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5446 the representation of 64-bit doubles to work with 64-bit ints.
5448 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5450 * config/mips/mips.c (override_options): Do not override ISA when ABI
5451 specified if MIPS_CPU_STRING_DEFAULT was specified.
5453 2001-09-07 Richard Henderson <rth@redhat.com>
5455 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5456 (express_from_1): Wrap lines.
5457 * rtlanal.c (commutative_operand_precedence): Rename from
5458 operand_preference; export.
5459 * rtl.h: Declare it.
5460 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5461 (simplify_binary_operation): Invoke simplify_plus_minus on
5462 (CONST (PLUS ...)) as well.
5463 (struct simplify_plus_minus_op_data): New.
5464 (simplify_plus_minus_op_data_cmp): New.
5465 (simplify_plus_minus): Use them. Avoid infinite recursion with
5466 simplify_binary_operation wrt CONST.
5468 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5470 * h8300-protos.h (general_operand_dst_push): Remove.
5471 * h8300.c (general_operand_dst_push): Likewise.
5472 * h8300.h (OK_FOR_T): Likewise.
5473 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5474 * h8300.md (pushqi_h8300): New.
5475 (pushqi_h8300hs): Likewise.
5477 (pushhi_h8300): Likewise.
5478 (pushhi_h8300hs): Likewise.
5481 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5483 * genattrtab.c (attr_printf): First arg is unsigned.
5484 Clean up formatting of callers.
5486 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5488 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5491 2001-09-07 Andreas Jaeger <aj@suse.de>
5493 * i386.h (TARGET_SWITCHES): Fix descriptions.
5495 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5497 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5499 2001-09-06 Ira Ruben <ira@apple.com>
5501 Remove OP_IDENTIFIER.
5502 * tree.def (OP_IDENTIFIER): Remove.
5503 * tree.c (tree_node_kind enum): Remove op_id_kind.
5504 (tree_node_kind_names): Remove "op_identifiers".
5505 (make_node): Remove OP_IDENTIFIER test.
5506 (build_op_identifier): Removed because it isn't being used.
5507 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5508 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5510 2001-09-06 Richard Henderson <rth@redhat.com>
5512 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5514 2001-09-06 Richard Henderson <rth@redhat.com>
5516 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5519 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5521 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5522 number used for CR register.
5524 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5525 Joern Rennecke (amylaar@cygnus.com)
5527 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5528 * h8300.c (initial_offset): Handle offset between RP and FP.
5529 (h8300_return_addr_rtx): New function.
5530 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5532 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5533 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5534 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5535 (CAN_ELIMINATE, REGISTER_NAMES):
5536 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5538 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5540 Remove TYPE_NONCOPIED_PARTS.
5541 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5542 (struct tree_type): Remove noncopied_parts.
5543 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5544 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5545 (fixed_type_p): Remove.
5546 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5547 (expand_expr, MODIFY_EXPR): Likewise.
5548 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5549 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5551 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5553 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5555 (mask64_operand): Likewise.
5556 (includes_rldic_lshift_p): Likewise.
5557 (includes_rldicr_lshift_p): Likewise.
5559 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5561 * objc/objc-act.c (build_message_expr): If a class method cannot
5562 be found, do not issue a warning if a corresponding instance
5563 method exists in the root class.
5565 2001-09-05 Richard Henderson <rth@redhat.com>
5567 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5569 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5571 * function.c (ggc_mark_struct_function): Mark f->outer.
5572 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5573 * integrate.c (output_inline_function): ... not here.
5575 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5577 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5579 * i386.c (size_cost): New static variable.
5580 (override_function): Use size_cost when -Os is specified.
5582 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5583 properly; Use current_function_calls_eh_return.
5584 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5585 use leave to avoid dependency chain.
5587 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5588 get BB loop_depth instead of computing it from LOOP notes.
5590 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5592 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5594 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5595 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5596 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5598 2001-09-05 Jeffrey A Law (law@cygnus.com)
5599 Jason Merrill (jason@redhat.com)
5601 * stor-layout.c (layout_type): Complain if an array's size can
5602 not be represented in a size_t.
5604 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5606 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5608 * gcc.c: (process_command) Add parentheses around assignment
5609 used as truth value.
5611 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5613 * config/mips/mips.c (save_restore_insns): Don't mark any register
5614 save slots as unchanging if current_function_calls_eh_return.
5616 2001-09-05 Richard Henderson <rth@redhat.com>
5618 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5619 * config/alpha/alpha-protos.h: Declare it.
5620 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5621 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5622 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5623 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5624 (REG_OK_FOR_BASE_P): Select one of the above.
5626 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5628 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5629 (crti.o): Prefix name of object file with $(T).
5632 2001-09-05 David S. Miller <davem@redhat.com>
5634 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5635 * config/sparc/linux64.h: Likewise.
5637 2001-09-05 Andreas Jaeger <aj@suse.de>
5639 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5640 available anymore, remove the documentation.
5641 (i386 Options): Fix typo, cleanup index entries.
5643 * prefix.c (concat): Remove, we can use the version from liberty.
5645 2001-09-05 Richard Henderson <rth@redhat.com>
5647 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5648 New functions split out of md file expanders.
5649 * config/alpha/alpha-protos.h: Declare them.
5650 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5652 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5654 * cppmacro.c (funlike_invocation_p): No need to restore context.
5656 2001-09-04 Richard Henderson <rth@redhat.com>
5658 * reload.c (push_reload): Export.
5659 * reload.h (push_reload): Declare it.
5661 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5662 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5663 * config/alpha/alpha.c (alpha_legitimize_address): New.
5664 (alpha_legitimize_reload_address): Likewise.
5665 * config/alpha/alpha-protos.h: Declare them.
5667 2001-09-04 Stan Shebs <shebs@apple.com>
5669 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5670 * config/darwin.c (machopic_stub_name): Account for internally
5671 generated lib calls such as memcpy.
5673 2001-09-04 Richard Henderson <rth@redhat.com>
5675 * unwind.h (_UA_END_OF_STACK): New flag.
5676 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5678 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5680 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5682 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5684 * config/mips/mips.c (save_restore_insns): Change base_offset to
5685 fp_offset in second call to mips_emit_frame_related_store.
5687 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5689 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5690 sometimes be represented as a NOTE of type
5691 NOTE_INSN_DELETED_LABEL.
5692 (Insns): Document NOTE_INSN_DELETED_LABEL.
5694 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5696 * c-common.h (tree_dump_index): Add more comments.
5697 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5698 (dump_option_value_info): New struct.
5699 (dump_options): New array.
5700 (dump_switch_p): Parse switch options symbolically.
5701 * doc/invoke.texi (-fdump-ast): Rename to ...
5702 (-fdump-tree): ... here. Document that options are symbolic, and
5703 not all are applicable.
5705 2001-09-04 David S. Miller <davem@redhat.com>
5707 * config/sparc/sparc.md (define_splits): Kill constraints.
5709 Cleanup redundant and unused insn attributes.
5710 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5711 binary, and move. Mark ialu as default.
5712 (commented out define_function_unit "alu"): Kill.
5713 (define_attr "use_clobbered"): Kill.
5714 (whole file): Kill address insn type references. Replace
5715 all unary/binary/move references with ialu.
5716 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
5717 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
5720 Simplify length insn attribute and make more judicious use
5721 of insn attribute defaulting.
5722 * config/sparc/sparc.md (all insns with length > one): Mark as
5723 insn type multi if real instructions, else use default if
5724 it is a forced splitter.
5725 (all insns with length == one): Use default insn length.
5726 (all insns of type ialu): Use default insn type.
5728 Fix erroneous insn attribute settings.
5729 (addx): Set insn type to misc.
5730 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
5731 const_umulsidi3_sp64): Set insn type to imul.
5733 Track SFmode vs DFmode insns according to UltraSPARC
5735 * config/sparc/sparc.md ("fptype"): New attribute, default
5737 (all DFmode single insns): Mark as fptype "double".
5739 2001-09-03 Jakub Jelinek <jakub@redhat.com>
5741 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
5743 2001-09-03 Richard Henderson <rth@redhat.com>
5745 * function.h (struct function): Add arg_pointer_save_area_init.
5746 * function.c (expand_function_end): Init arg_pointer_save_area.
5747 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
5748 when called from a nested function.
5750 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
5752 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
5755 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5757 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
5759 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
5761 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
5762 (emit_push_insn): Use specified padding direction when
5763 STACK_PUSH_CODE is POST_INC.
5765 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
5767 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5769 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
5771 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
5773 * cppinit.c (cpp_start_read): Free the imacros list as we
5774 traverse it. Don't free the chains before returning.
5775 (_cpp_push_next_buffer): Only try pushing buffers if we've
5776 completed -imacros handling.
5778 2001-08-31 Eric Christopher <echristo@redhat.com>
5780 * gcc.c (handle_braces): Add explaination for abort.
5782 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
5784 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
5785 move adjustment of bitpos instead.
5787 2001-08-31 Zack Weinberg <zack@codesourcery.com>
5789 * function.c: Remove all_functions. Make outer_function_chain
5791 (init_function_start): Don't add new function structure to
5793 (find_function_data, push_function_context_to,
5794 pop_function_context_from, put_var_into_stack,
5795 trampoline_address): Update for changed structure element names.
5796 (push_function_context_to): Disentangle.
5797 (free_after_compilation): Also free F.
5798 (expand_dummy_function_end): Don't free cfun here.
5799 (put_var_into_stack): Comment why we can't use find_function_data here.
5800 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
5801 (mark_function_chain): Split into maybe_mark_struct_function and
5802 ggc_mark_struct_function. Export the latter.
5803 (init_function_once): Mark from cfun and outer_function_chain;
5806 * function.h (struct function): Kill next_global. Rename next
5807 to outer. All users updated to match.
5808 (all_functions, outer_function_chain): Don't declare.
5810 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
5811 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
5812 don't touch f->inlinable, after calling rest_of_compilation.
5814 * tree.h: Forward-declare struct function. Prototype
5815 ggc_mark_struct_function.
5817 2001-08-31 Kazu Hirata <kazu@hxi.com>
5819 * config/h8300/h8300.md (*andorhi3): Fix typos.
5821 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5823 * calls.c (emit_library_call_value): Don't use a fixed
5824 argument after VA_CLOSE, i.e. out of scope in traditional C.
5826 * emit-rtl.c (gen_rtvec): Likewise.
5828 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5830 * Makefile.in (c-pragma.o): Depend on output.h.
5831 (reorg.o): Depend on except.h.
5833 * c-pragma.c: Include output.h.
5835 * reorg.c: Include except.h.
5837 * unwind-dw2.c: Call __builtin_alloca, not alloca.
5839 2001-08-31 Richard Henderson <rth@redhat.com>
5841 * sched-deps.c (add_dependence): Don't elide dependency if the
5842 conditional used by insn is modified in elem.
5844 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
5846 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5848 2001-08-31 Diego Novillo <dnovillo@redhat.com>
5850 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
5853 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5855 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5857 (stormy16_asm_out_constructor): New function.
5858 (TARGET_ASM_CONSTRUCTOR): Define.
5859 (TARGET_ASM_DESTRUCTOR): Define.
5861 2001-08-31 Andreas Jaeger <aj@suse.de>
5863 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5864 * loop.c (add_label_notes): Likewise.
5865 * reload.c (find_reloads): Likewise.
5866 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5868 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5870 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5871 code here. Take _Unwind_{W,Sw}ord*.
5872 (read_encoded_value_with_base): Use them.
5873 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5875 (extract_cie_info): Simplify read_?leb128 handling.
5876 (execute_stack_op, execute_cfa_program): Likewise.
5877 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5879 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5881 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5882 the frame pointer to pop the stack if convenient.
5884 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5885 Don't use post-increment before combine.
5886 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5887 a call-saved register.
5889 2001-08-31 Andreas Jaeger <aj@suse.de>
5891 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5894 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5896 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5897 not DIV/MOD, of course.
5899 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5901 * rtl.def: Undo my patch commited 2001-08-27.
5903 * genattrtab.c: Ditto.
5907 * sched-int.h: Ditto.
5909 * target-def.h: Ditto.
5913 * haifa-sched.c: Ditto.
5915 * sched-rgn.c: Ditto.
5917 * sched-vis.c: Ditto.
5919 * Makefile.in: Ditto.
5921 * doc/md.texi: Ditto.
5923 * doc/tm.texi: Ditto.
5925 * doc/contrib.texi: Ditto.
5927 * doc/gcc.texi: Ditto.
5929 * genattrtab.h: Remove it.
5931 * genautomata.c: Remove it.
5933 * genattr.c: Undo my patch and Richard Henderson's patch commited
5936 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5938 * config.gcc (h8300-*-elf*): New case.
5939 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5940 (SUBTARGET_CPP_SPEC): Define.
5941 (EXTRA_SPECS): Define.
5942 (SUBTARGET_EXTRA_SPECS): Define.
5943 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5944 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5946 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5948 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5949 (LIB2FUNCS_EXTRA): Define.
5950 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5951 config/h8300/fixunssfsi.c: New file.
5953 2001-08-30 Kazu Hirata <kazu@hxi.com>
5955 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5956 define_expand to accommodate target-specific attributes.
5957 (anonymous zero_extendqihi2 patterns): New.
5959 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5961 * h8300.md (*andorhi3): New pattern.
5963 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5965 * h8300.c (dosize): Fix test for "sub".
5967 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5969 * c-typeck.c (pointer_diff): Try to eliminate common term before
5972 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5974 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5975 Account for the saves of the FP registers.
5977 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5978 (TEXT_SECTION_ASM_OP): Define.
5979 (INIT_SECTION_ASM_OP): Define.
5980 (FINI_SECTION_ASM_OP): Define.
5981 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5982 (RDATA_SECTION_FUNCITON): Provide prototype.
5984 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5986 * reload1.c (move2add_note_store): Correct typo checking for
5989 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5991 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5992 note should not be considered outside the libcall block.
5994 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5996 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5998 2001-08-29 Kazu Hirata <kazu@hxi.com>
6000 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6002 2001-08-29 Kazu Hirata <kazu@hxi.com>
6004 * config/h8300/h8300-protos.h: Add a prototype for
6006 * config/h8300/h8300.c (emit_logical_op): New.
6007 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6014 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6016 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6017 comparison with rtx INTVAL.
6018 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6020 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6022 2001-08-29 Kazu Hirata <kazu@hxi.com>
6024 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6027 2001-08-29 Kazu Hirata <kazu@hxi.com>
6029 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6030 (reg n) to (mem (pre_dec (reg n))
6031 (anonymous movsi pattern): Likewise.
6033 2001-08-29 Kazu Hirata <kazu@hxi.com>
6035 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6037 2001-08-29 Kazu Hirata <kazu@hxi.com>
6039 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6040 several special constants.
6042 2001-08-29 Kazu Hirata <kazu@hxi.com>
6044 * config/h8300/lib1funcs.asm: Fix comment typos.
6046 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6048 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6049 Fix format specifier warnings.
6051 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6052 inet_makeaddr, semctl): Prototype.
6054 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6055 (save_restore_insns): Use base_offset, not gp_offset.
6057 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6058 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6060 2001-08-29 Richard Henderson <rth@redhat.com>
6062 * bb-reorder.c (function_tail_eff_head): New.
6063 (record_effective_endpoints): Set it.
6064 (fixup_reorder_chain): Use it.
6066 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6068 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6070 2001-08-28 Dale Johannesen <dalej@apple.com>
6072 * config/darwin.c (machopic_function_base_name): Add const
6073 qualifier to a string.
6074 (darwin_encode_section_info): Ditto.
6076 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6078 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6079 function definition.
6081 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6083 * df.h (struct df): Add rts_order variable.
6085 * df.c (df_visit_next_rts): New function.
6086 (df_visit_next): Renamed to df_visit_next_rc
6087 (df_analyse_1): Allocate/compute/free rts_order as well.
6088 (df_rd_global_compute): Use df_visit_next_rc instead of
6090 (df_ru_global_compute): Use df_visit_next_rts instead of
6093 * flow.c (flow_reverse_top_sort_order_compute): New function.
6095 * basic-block.h: Add prototype.
6097 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6099 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6100 blocks, the BB_REACHABLE is now set, rather than aux being
6101 non-NULL. Update the test to reflect this.
6103 2001-08-28 Eric Christopher <echristo@redhat.com>
6105 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6106 config/mips/crti.asm: Ditto.
6108 2001-08-28 Eric Christopher <echristo@redhat.com>
6109 Richard Henderson <rth@redhat.com>
6111 * c-pragma.h (add_weak): Move prototype from here...
6112 * output.h (add_weak): ... to here.
6113 * varasm.c (add_weak): Fix typo.
6114 * config/mips/crti.asm: New file.
6115 * config/mips/crtn.asm: Ditto.
6116 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6117 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6118 (INVOKE__main): Ditto.
6119 (INIT_SECTION_ASM_OP): New.
6120 (FINI_SECTION_ASM_OP): Ditto.
6121 (STARTFILE_SPEC): Add crti.
6122 (ENDFILE_SPEC): Add crtn.
6123 * config/mips/elf64.h: Same.
6124 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6126 * config/mips/vxworks.h: Ditto.
6127 * config/mips/t-elf: Support crti and crtn.
6129 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6131 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6134 2001-08-28 Richard Henderson <rth@redhat.com>
6136 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6137 (one_cmplbi2 splitter): Remove redundant test.
6139 2001-08-28 Dale Johannesen <dalej@apple.com>
6141 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6143 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6145 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6147 2001-08-28 Stan Shebs <shebs@apple.com>
6149 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6150 (UNALIGNED_SHORT_ASM_OP): Define.
6151 (UNALIGNED_INT_ASM_OP): Define.
6153 2001-08-28 Will Cohen <wcohen@redhat.com>
6155 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6156 generation for first set.
6158 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6160 * flow.c (redirect_edge_succ_nodup): Return new edge.
6161 (try_simplify_condjump): Use new edge.
6162 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6164 * cse.c (cse_basic_block): Skip note instructions.
6166 2001-08-27 Richard Henderson <rth@redhat.com>
6168 * combine.c (combine_simplify_rtx): Don't reverse condition
6169 if there is no reverse for the condition.
6170 (simplify_comparison): Don't simplify subregs from INT to FP.
6172 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6173 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6174 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6175 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6176 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6177 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6179 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6181 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6182 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6184 (adddi_dilshr32, adddi_dishl32): Only data register can be
6185 source for mem destination.
6187 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6188 and use bitnum to decide about register move.
6190 2001-08-27 Richard Henderson <rth@redhat.com>
6192 * genattr.c (main): Emit state_t even when not doing scheduling.
6194 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6195 Richard Henderson <rth@redhat.com>
6197 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6198 (reg_avail_info, current_bb): ... these.
6199 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6200 (compute_hash_table): Likewise.
6202 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6204 * flow.c (verify_flow_info): Use checksums to verify edges.
6206 2001-08-27 Richard Henderson <rth@redhat.com>
6208 * genautomata.c (expand_automata): Always create a description.
6210 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6212 * optabs.c (expand_binop): Correctly handle the carry in multiword
6213 add/subtract operations.
6215 2001-08-27 Fred Fish <fnf@be.com>
6217 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6220 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6222 * reload.c (find_reloads_toplev): Back out this change:
6224 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6226 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6227 mem if the address is a mode_dependent_address_p.
6229 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6231 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6232 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6233 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6236 * genattr.c (main): New variable num_insn_reservations. Increase
6237 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6238 pipeline hazard recognizer interface.
6240 * genattrtab.h: New file.
6242 * genattrtab.c: Include genattrtab.h.
6243 (attr_printf, check_attr_test, make_internal_attr,
6244 make_numeric_value): Move protypes into genattrtab.h. Define them
6246 (num_dfa_decls): New global variable.
6247 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6248 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6249 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6250 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6252 * genautomata.c: New file.
6254 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6256 * sched-int.h: (curr_state): Add the external definition for
6257 automaton pipeline interface.
6258 (haifa_insn_data): Add comments for members blockage and units.
6260 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6261 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6262 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6263 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6264 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6265 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6266 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6268 (TARGET_SCHED): Use the new macros.
6270 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6271 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6272 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6273 dfa_bubble): New members in gcc_target.sched.
6275 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6276 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6277 (insn_queue): Redefine it as pointer to array.
6278 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6280 (max_insn_queue_index_macro_value): New variable.
6281 (curr_state, dfa_state_size, ready_try): New varaibles for
6282 automaton interface.
6283 (ready_element, ready_remove, max_issue): New function prototypes
6284 for automaton interface.
6285 (choose_ready): New function prototype.
6286 (insn_unit, blockage_range): Add comments.
6287 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6288 FUNCTION_UNITS_SIZE == 0.
6289 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6290 actual_hazard, potential_hazard): Add comments.
6291 (insn_cost): Use cost -1 as undefined value. Remove
6292 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6294 (ready_element, ready_remove): New functions for automaton
6296 (schedule_insn): Add new code for automaton pipeline interface.
6297 (queue_to_ready): Add new code for automaton pipeline interface.
6298 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6299 (debug_ready_list): Print newline when the queue is empty.
6300 (max_issue): New function for automaton pipeline interface.
6301 (choose_ready): New function.
6302 (schedule_block): Add new code for automaton pipeline interface.
6303 Print ready list before scheduling each insn.
6304 (sched_init): Add new code for automaton pipeline interface.
6305 Initiate insn cost by -1.
6306 (sched_finish): Free the current automaton state and finalize
6307 automaton pipeline interface.
6309 * sched-rgn.c: Include target.h.
6310 (init_ready_list, new_ready, debug_dependencies): Add new code for
6311 automaton pipeline interface.
6313 * sched-vis.c: Include target.h.
6314 (get_visual_tbl_length): Add code for automaton interface.
6315 (target_units, print_block_visualization): Add comments.
6317 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6318 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6319 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6320 (getruntime.o, genautomata.o): New entries.
6321 (genattrtab.o): Add new dependency file genattrtab.h.
6322 (genattrtab): Add new dependencies. Link it with `libm.a'.
6323 (getruntime.o, hashtab.o): New entries for canadian cross.
6325 * doc/md.texi: Description of automaton based model.
6327 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6329 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6330 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6331 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6332 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6333 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6334 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6335 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6337 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6338 MAX_DFA_ISSUE_RATE): New macro descriptions.
6340 * doc/contrib.texi: Add dfa based scheduler contribution.
6342 * doc/gcc.texi: Add more information about genattrtab.
6344 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6346 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6349 2001-08-27 Richard Henderson <rth@redhat.com>
6351 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6352 (get_arg_pointer_save_area): New. Create an init it here.
6353 (fix_lexical_addr): Use it.
6354 * function.h: Declare it.
6355 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6356 * stmt.c (expand_nl_goto_receiver): Use it.
6358 2001-08-27 Richard Henderson <rth@redhat.com>
6360 * final.c (final_scan_insn): Don't enter APP_ON mode for
6363 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6364 alignment for assemble_integer for DW_EH_PE_aligned.
6365 * except.c (output_function_exception_table): Likewise.
6367 2001-08-26 Andreas Jaeger <aj@suse.de>
6369 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6371 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6373 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6375 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6377 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6379 (mask64_operand): Likewise.
6380 (rldic_operand): Delete.
6381 (includes_lshift64_p): Delete.
6382 (includes_rldic_lshift_p): New function.
6383 (includes_rldicr_lshift_p): New function.
6384 (print_operand): Don't call rldic_operand in case 'W'.
6385 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6386 (includes_lshift64_p): Remove.
6387 (includes_rldic_lshift_p): Declare.
6388 (includes_rldicr_lshift_p): Declare.
6389 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6390 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6391 Replace match_operand rldic_operand predicate with
6392 const_int_operand. Replace includes_lshift64_p condition with
6393 includes_rldic_lshift_p.
6394 <ashldi3_internal 64 bit rldicr patterns>: New.
6396 2001-08-27 Andreas Jaeger <aj@suse.de>
6398 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6399 * errors.c: Likewise.
6400 * final.c: Likewise.
6401 * dwarf2asm.c: Likewise.
6402 * doprint.c (checkit): Likewise.
6403 * diagnostic.c: Likewise.
6404 * collect2.c: Likewise.
6405 * calls.c: Likewise.
6406 * c-semantics.c (build_stmt): Likewise.
6407 * c-format.c (status_warning): Likewise.
6408 * c-errors.c (pedwarn_c99): Likewise.
6409 * builtins.c (validate_arglist): Likewise.
6410 * config/pj/pj.c (pj_printf): Likewise.
6411 * fix-header.c: Likewise.
6413 * gcov.c (fnotice): Likewise.
6414 * gensupport.c (message_with_line): Likewise.
6415 * mips-tfile.c: Likewise.
6416 * protoize.c (notice): Likewise.
6417 * read-rtl.c (fatal_with_file_and_line): Likewise.
6418 * rtl-error.c: Likewise.
6419 * tradcpp.c: Likewise.
6421 * cp/tree.c (build_min_nt): Likewise.
6422 (build_min): Likewise.
6423 * cp/lex.c: Likewise.
6424 * cp/errfn.c: Likewise.
6425 * cp/rtti.c (create_pseudo_type_info): Likewise.
6427 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6429 * df.c (df_uses_record): Return after recording all uses
6432 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6434 * df.c (df_insn_modify): Realloc the INSN table here, if
6435 necessary, here, too.
6437 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6439 * config/mips/mips.c (mips_function_value): Handle complex return
6442 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6444 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6446 * reload.c (make_memloc): Copy result if it is still
6447 reg_equiv_memory_loc[regno] on return.
6448 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6449 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6450 reg_equiv_mem are modified by the substitutions.
6452 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6454 * predict.c (expensive_function_p): New.
6455 * rtl.h (expensive_function_p): Declare.
6456 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6457 (use_fast_prologue_epilogue): New static variable.
6458 (expand_prologue): Set it; emit short prologues if unset.
6459 (expand_epilogue): Likewise.
6461 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6463 * config.gcc: Add stormy16-*-elf case.
6464 * config/stormy16/stormy-abi: New file.
6465 * config/stormy16/stormy16-lib2.c: New file.
6466 * config/stormy16/stormy16-protos.h: New file.
6467 * config/stormy16/stormy16.c: New file.
6468 * config/stormy16/stormy16.h: New file.
6469 * config/stormy16/stormy16.md: New file.
6470 * config/stormy16/t-stormy16: New file.
6472 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6474 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6476 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6478 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6479 descriptor members are pointer size, not constant 4.
6480 * config/rs6000/rs6000.md (define_splits): Remove more unused
6483 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6485 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6487 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6489 * cp/rtti.c (VPARAMS): Fix parameter.
6491 2001-08-24 Zack Weinberg <zackw@panix.com>
6493 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6495 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6497 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6498 in if controlling use of insv.
6499 (extract_bit_field): Likewise, for extv and extzv.
6501 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6503 * i386.md (movcc peep2): Fix load of 0.
6505 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6507 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6508 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6510 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6512 * c-pragma.h: Move weak_syms and weak_decls...
6513 * varasm.c: ...here. Now static.
6514 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6515 depend on HANDLE_PRAGMA_WEAK.
6517 * c-common.c (c_alignof, c_alignof_expr): Move here...
6518 * c-typeck.c: ...from here.
6519 * c-tree.h, c-common.h: Adjust.
6521 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6523 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6524 instead of incrementing it.
6526 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6527 asm ready, don't try to move them all into the same array element.
6529 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6531 * function.c (thread_prologue_and_epilogue_insns): Avoid
6532 fallthru flag on edge to exit.
6534 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6536 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6539 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6541 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6542 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6543 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6546 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6548 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6549 replace "GNU CC" with "GCC".
6551 2001-08-23 Richard Henderson <rth@redhat.com>
6553 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6554 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6555 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6556 Need GR between FR and not GR_AND_FR.
6557 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6558 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6559 AR regs before GR regs.
6560 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6561 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6562 (REGISTER_MOVE_COST): Update.
6563 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6565 2001-08-23 Richard Henderson <rth@redhat.com>
6567 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6570 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6572 * reload1.c (emit_reload_insns): Don't look for notes
6573 on a NULL store_insn.
6575 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6577 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6578 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6579 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6580 format specifier warnings.
6581 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6583 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6585 * config/i386/i386-protos.h: Correct declaration of
6586 i386_pe_asm_named_section.
6588 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6590 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6592 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6594 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6596 * cpperror.c (print_location): Don't show _Pragma.
6597 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6598 and file change callback generation here.
6599 (stack_include_file): Update use of cpp_push_buffer.
6600 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6601 (struct cpp_buffer): Remove type, pfile members.
6602 * cppinit.c (cpp_handle_option): Use free_chain.
6603 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6604 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6605 a cpp_reader rather than a cpp_buffer.
6606 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6607 skip_line_comment, parse_string, lex_percent, lex_dot,
6608 _cpp_lex_token): Update accordingly.
6609 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6611 (cpp_push_buffer): Update prototype.
6612 (run_directive): Update use of cpp_push_buffer.
6613 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6614 handle_assertion): Update use of run_directive.
6615 * cpplib.h (enum cpp_buffer_type): Remove.
6616 (cpp_push_buffer): Update prototype.
6617 * fix-header.c (read_scan_file): Update.
6619 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6621 * gcc.c (struct prefix_list): Change prefix to const char *.
6623 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6625 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6627 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6629 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6632 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6635 * ifcvt.c (dead_or_predicable): Adjust.
6636 * loop.c (find_and_verify_loops): Adjust.
6637 * stmt.c (expand_end_case): Adjust.
6638 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6639 head and end insn pointers in the basic block, not just local copies.
6640 (merge_blocks_move_predecessor_nojumps): Likewise.
6642 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6644 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6645 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6646 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6647 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6648 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6649 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6650 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6651 conditions.h, config.gcc, configure.frag, configure.in,
6652 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6653 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6654 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6655 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6656 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6657 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6658 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6659 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6660 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6661 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6662 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6663 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6664 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6665 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6666 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6667 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6668 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6669 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6670 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6671 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6672 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6673 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6674 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6675 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6676 params.h, predict.c, predict.def, predict.h, prefix.c,
6677 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6678 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6679 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6680 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6681 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6682 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6683 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6684 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6685 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6686 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6687 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6688 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6689 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6690 xcoffout.h: replace "GNU CC" with "GCC".
6692 2001-08-21 Richard Henderson <rth@redhat.com>
6694 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6695 (final_scan_insn): Consider jump tables data even if we have no
6696 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6698 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6699 (ASM_OUTPUT_CASE_END): Remove.
6700 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6701 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6702 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6704 2001-08-21 Richard Henderson <rth@redhat.com>
6706 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6707 at barrier insns. Emit stop bits before barriers.
6709 * flow.c (flow_find_cross_jump): Don't consider unconditional
6710 return insns for commoning.
6712 * final.c (compute_alignments): Fix typo.
6714 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6715 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
6716 (store_bit_field): Use mode_for_extraction more places.
6717 (extract_bit_field): Likewise.
6719 2001-08-21 Zack Weinberg <zackw@panix.com>
6721 * caller-save.c: Don't include insn-codes.h.
6722 (reg_save_code, reg_restore_code): Make arrays of int.
6723 All uses updated to match.
6724 (insert_save, insert_restore): No need to initialize "code"
6725 variable upon declaration.
6726 * Makefile.in: update dependencies; fix typo in clean rule.
6728 2001-08-21 Richard Henderson <rth@redhat.com>
6730 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
6731 (merge_if_block): Handle fallout from same.
6733 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6735 * builtins.c (type_to_class): Fix typo in last change.
6737 2001-08-21 Richard Henderson <rth@redhat.com>
6739 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
6740 ia64_asm_output_label.
6742 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
6743 copy of gp while the real gp register contains garbage.
6745 2001-08-21 Zack Weinberg <zackw@panix.com>
6747 * expmed.c (mode_for_extraction): New function.
6748 (store_bit_field, extract_bit_field): Use it.
6749 * expr.h: Prototype it and provide an enum for its first argument.
6751 * combine.c, function.c, recog.c: Don't include insn-codes.h.
6752 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
6753 and digging through the insn_data tables.
6754 * Makefile.in: Update dependencies.
6756 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6758 * cppfiles.c (stack_include_file): line-map.c now handles include
6760 (handle_missing_handler): Similarly.
6761 (_cpp_execute_include): Similarly.
6762 (_cpp_pop_file_buffer): Similarly.
6763 * cpphash.h (struct cpp_reader): Remove system_include_depth,
6764 buffer_stack_depth and include_depth.
6765 * cpplib.c (do_include_common): line-map.c now handles include depth.
6766 (cpp_push_buffer): Similarly.
6767 (_cpp_pop_buffer): Similarly.
6768 * cppmacro.c (builtin_macro): Update.
6769 * line-map.c (init_line_maps): Set depth.
6770 (add_line_map): Increment "used" earlier. Update and use the
6772 (trace_include): Use the include depth.
6773 * line-map.h (struct line_maps): New member depth.
6775 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6777 * cppfiles.c (stack_include_file): Don't handle -H here.
6778 * cppinit.c (cpp_start_read): Set include tracing after
6779 cpp_post_options and after stacking the main file.
6780 * line-map.c (trace_include): New.
6781 (init_line_maps, add_line_map): Update.
6782 * line-map.h (struct line_maps): New member trace_includes.
6784 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6786 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
6787 * cppfiles.c (stack_include_file): Only stack a file if there
6788 is something to do. Return a boolean indicating whether a
6789 buffer was stacked or not.
6790 (_cpp_execute_include): Similarly.
6791 (_cpp_read_file): Similarly.
6792 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
6794 2001-08-21 Sam Steingold <sds@gnu.org>
6796 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
6797 (RECACHE): keep obufp_before_macroname up to date
6799 2001-08-21 Zack Weinberg <zackw@panix.com>
6801 * stmt.c: Don't include insn-codes.h.
6802 (expand_end_case): Machine specific logic moved to expr.c.
6803 No need to worry about __builtin_classify_type.
6804 (check_for_full_enumeration_handling, emit_case_nodes):
6807 * builtins.o (expand_builtin_classify_type): Split up so code
6808 can be shared with fold_builtin_classify_type.
6809 (type_to_class, fold_builtin_classify_type): New functions.
6810 (fold_builtins): Handle __builtin_classify_type.
6812 * expr.c (do_tablejump): Now static.
6813 (case_values_threshold, try_casesi, try_tablejump): New;
6814 code mostly from stmt.c (expand_end_case).
6815 (expr.h): Update prototypes.
6817 * Makefile.in (stmt.o): Update dependencies.
6819 2001-08-21 Will Cohen <wcohen@redhat.com>
6821 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
6822 declaration of variable i.
6823 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
6824 declaration of variable i.
6826 2001-08-21 Richard Henderson <rth@redhat.com>
6828 * crtstuff.c: Fix thinko last change. Move list tails to start
6829 of CRT_END section. Tidy ifdefs.
6830 (__EH_FRAME_BEGIN__): Always static for ELF.
6831 (__do_global_ctors_1): Rename from __frame_dummy.
6832 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
6833 name change; don't hide __EH_FRAME_BEGIN__.
6835 2001-08-21 Richard Henderson <rth@redhat.com>
6837 * gdbinit.in: Move break on exit after break on fancy_abort.
6839 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
6842 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6844 * cpphash.h (_cpp_push_next_buffer): New.
6845 * cppinit.c (do_includes): Remove.
6846 (push_include, free_chain, _cpp_push_next_buffer): New.
6847 (cpp_start_read): Use them to rework command line option handling.
6848 (cpp_handle_option): Combine handling of -include and -imacros.
6849 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
6850 appropriate. Always insert missing \n at EOF.
6851 * cpplib.c (start_directive): Get the directive position right.
6852 * cppmain.c (cb_file_change): Always print the first line, unless
6855 2001-08-20 Andreas Jaeger <aj@suse.de>
6857 * profile.c (compute_branch_probabilities): Remove extra new-line
6859 * flow.c (verify_flow_info): Likewise.
6861 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6863 * basic-block.h (basic_block): Add new field 'flags'.
6864 (BB_REACHABLE): Define.
6865 (expunge_block): Declare.
6866 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6867 (EXIT_BLOCK_PTR): Ditto.
6868 (expunge_block): Remove static declaration.
6869 (cleanup_cfg): Clear bb->aux on every basic block.
6870 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6871 computing reachability.
6872 (delete_unreachable_blocks): Delete block b if b->flags has
6875 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6877 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6879 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6881 * sparc.c (sparc_variable_issue): Fix typo in last change.
6883 2001-08-20 Richard Henderson <rth@redhat.com>
6885 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6887 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6889 * pa.h (RETURN_IN_MEMORY): Improve comment.
6891 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6893 * doc/invoke.texi (Profiling options): Clarify the interactions
6894 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6896 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6898 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6901 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6903 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6906 2001-08-20 Richard Henderson <rth@redhat.com>
6908 * final.c (end_final): Fix typo last change.
6910 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6912 * cppinit.c (init_standard_includes): The returned buffer
6913 is already malloc-ed.
6914 * gcc.c (add_prefix): Similarly.
6915 * prefix.c (translate_name): Update to support clear buffer
6917 (update_path): Similarly. Be sure to free any newly allocated
6918 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6920 * prefix.h (update_path): Update prototype and document.
6921 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6922 up and update to new buffer ownership rules.
6923 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6925 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6927 * final.c (compute_alignments): New function.
6928 (init_insn_lengths): Do not care label_align.
6929 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6930 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6931 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6932 (shorted_branches): Realloc label_align array; do
6933 not call init_insn_lengths; Do not care about loop alignments.
6934 * output.h (compute_alignments): Declare.
6935 * toplev.c (rest_of_compilation): Call compute_alignments.
6936 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6938 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6939 change visited to tovisit.
6940 (propagate_freq): Use faster traversing algorithm.
6941 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6942 to tovisit; reverse meaning.
6944 * predict.c (struct block_info_def): Remove nvisited.
6945 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6946 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6948 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6950 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6951 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6952 (TARGET_FUSED_MADD): New.
6953 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6954 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6955 the multiply-add instructions.
6957 2001-08-19 Richard Henderson <rth@redhat.com>
6959 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6960 is aligned to pointer size.
6962 2001-08-19 Richard Henderson <rth@redhat.com>
6964 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6965 display markers during final schedule.
6967 2001-08-19 Richard Henderson <rth@redhat.com>
6969 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6971 2001-08-19 Richard Henderson <rth@redhat.com>
6973 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6975 (ASM_NAME_TO_STRING): Remove.
6976 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6977 in the same string. Remove support for expressions.
6979 2001-08-19 Richard Henderson <rth@redhat.com>
6981 * config/i386/i386.md (tablejump): Make an expander; handle
6982 pic relative addressing here.
6983 (tablejump_1): Rename from tablejump_pic.
6986 2001-08-19 Richard Henderson <rth@redhat.com>
6988 * regclass.c (fix_register): Fix typo.
6990 2001-08-18 Richard Henderson <rth@redhat.com>
6992 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6993 (struct _Unwind_Context): Expand br_loc to hold it.
6994 (uw_frame_state_for): Handle leaf functions better.
6995 (uw_update_reg_address): Update for br_loc change.
6997 2001-08-18 Richard Henderson <rth@redhat.com>
6999 * crtstuff.c: Move list heads before code that uses them.
7000 (__JCR_LIST__): Remove initial null.
7001 (frame_dummy, __frame_dummy): Do java registration here ...
7002 (__do_global_ctors_aux): ... not here.
7004 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7005 (__do_global_dtors_aux): Update to match.
7006 (__JCR_LIST__, __do_jv_register_classes): New.
7008 * config/ia64/crtend.asm (__JCR_END__): New.
7009 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7010 instead of an indirect LTOFF22 reloc.
7012 2001-08-18 Richard Henderson <rth@redhat.com>
7014 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7015 * regclass.c (init_reg_sets_1): Fix typo.
7016 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7017 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7018 (ia64_compute_frame_size): Make ar.unat live when in use.
7019 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7020 for ar.pfs; remove ar.unat handling.
7021 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7023 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7024 * config/ia64/ia64-protos.h: Update decls.
7025 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7026 (sibcall_pic): Likewise.
7028 2001-08-18 Richard Henderson <rth@redhat.com>
7030 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7031 pred_rel_mutex when searching for insn_group_barrier.
7032 * config/ia64/ia64.md (cycle_display): Combine the expander
7035 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7036 bit before asm as needed.
7038 2001-08-18 Richard Henderson <rth@redhat.com>
7040 * timevar.def (TV_MACH_DEP): New.
7041 * toplev.c (rest_of_compilation): Use it.
7042 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7044 2001-08-18 Zack Weinberg <zackw@panix.com>
7046 * unwind-dw2.c (execute_stack_op): Add default aborts to
7047 the inner switches to prevent warnings.
7049 2001-08-18 Richard Henderson <rth@redhat.com>
7051 * timevar.h (struct timevar_time_def): Change element type to float.
7052 (ticks_to_msec, clocks_to_msec): Likewise.
7053 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7054 (get_time): Likewise.
7055 (timevar_print): Adjust zero check and printing to match.
7057 2001-08-18 Zack Weinberg <zackw@panix.com>
7059 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7060 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7061 Eliminate overfull or underfull hboxes.
7063 2001-08-18 Zack Weinberg <zackw@panix.com>
7065 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7067 2001-08-18 Zack Weinberg <zackw@panix.com>
7069 * haifa-sched.c: Convert to target hooks. Macros replaced
7070 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7071 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7072 MD_SCHED_FINISH, and HAVE_cycle_display.
7073 * target-def.h (TARGET_SCHED_ADJUST_COST,
7074 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7075 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7076 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7077 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7078 New hook #defines to be overridden.
7079 (TARGET_SCHED): Bring them all together.
7080 (TARGET_INITIALIZER): Update.
7081 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7082 instead of 'struct rtx_def *' throughout.
7083 (struct sched): New set of hooks for the scheduler.
7084 * Makefile.in (haifa-sched.o): Depend on target.h.
7085 * doc/tm.texi: Document the new scheduler hooks, together in
7086 their own section, instead of scattered around.
7087 Fix a bunch of underfull/overfull hboxes.
7089 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7090 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7091 sparc.h: Don't define any of the old scheduler macros.
7093 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7094 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7095 sparc.c: Create hook functions from code extracted from
7096 corresponding target header, or make existing hooks static, as
7097 appropriate. Set the appropriate entries in targetm.
7099 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7100 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7101 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7102 Remove prototypes for functions which are now static.
7104 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7105 related gunk; the Haifa scheduler is now the only choice.
7107 2001-08-18 Zack Weinberg <zackw@panix.com>
7109 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7110 * genopinit.c: Put floating point divide insns in sdiv_optab.
7111 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7112 * config/gofast.h, config/c4x/c4x.h,
7113 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7114 config/pa/long_double.h, config/rs6000/sysv4.h,
7115 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7116 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7117 (init_optabs): Use init_optabv for overflow-trapping optabs.
7118 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7119 cmp_optab RTX codes so have_insn_for can find them.
7121 * optabs.c (expand_simple_binop, expand_simple_unop,
7122 have_insn_for, gen_sub3_insn): New interfaces.
7123 * expr.h: Prototype new functions.
7124 (enum optab_methods): Move here from optabs.h.
7126 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7127 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7128 Use new functions instead of working directly with optabs.
7129 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7130 unroll.c: Don't include optabs.h.
7131 * caller-save.c, combine.c, function.c, stmt.c: Just include
7132 insn-codes.h, not optabs.h.
7133 * Makefile.in: Update dependencies.
7135 * combine.c (make_compound_operation, simplify_comparison):
7136 Fix typos testing for this or that instruction.
7138 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7140 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7141 generating libgcc.a.
7143 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7145 * except.c (TYPE_HASH): Delete.
7147 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7150 * tree.c (TYPE_HASH): Delete.
7152 * tree.h (TYPE_HASH): Define.
7154 2001-08-18 Graham Stott <grahams@redhat.com>
7156 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7158 (adddi3_internal_2+2): Likewise.
7159 (eh_set_lr_di+1): Likewise.
7161 2001-08-17 Richard Henderson <rth@redhat.com>
7163 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7164 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7165 * dwarf2asm.c: ... here.
7166 * dwarfout.c: Remove them.
7168 * varasm.c (assemble_integer): Add align parameter.
7169 (assemble_real, output_constant, output_constructor): Likewise.
7170 * output.h: Update decls.
7171 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7172 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7173 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7174 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7175 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7178 * final.c (end_final): Abort profile block generation if we
7179 havn't layed it out properly.
7180 * output.h (assemble_eh_integer): Remove stale decl.
7181 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7183 (assemble_integer): Handle unaligned data.
7184 (assemble_real): Abort on unaligned data.
7185 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7187 (default_dtor_section_asm_out_destructor): Use assemble_align.
7188 (default_named_section_asm_out_constructor): Likewise.
7189 (default_ctor_section_asm_out_constructor): Likewise.
7190 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7191 (machopic_asm_out_destructor): Likewise.
7192 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7193 (nextstep_asm_out_destructor): Likewise.
7194 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7195 (vms_asm_out_destructor): Likewise.
7197 2001-08-17 Richard Henderson <rth@redhat.com>
7199 * config/mips/iris6.h (TARGET_IRIX6): New.
7200 (current_section_name, current_section_flags): New.
7201 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7202 (MAX_OFILE_ALIGNMENT): New.
7203 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7204 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7205 (copy_file_data): Split out from
7206 (mips_asm_file_end): ... here.
7207 (mips_asm_file_start): Remove extra .section directive. Use
7208 tmpfile instead of mips_make_temp_file.
7209 (mips_unique_section): Use const char * as needed for warnings.
7210 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7211 re-add align parameter.
7212 (iris6_asm_named_section): New.
7213 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7214 (iris6_asm_output_align, iris6_section_align_1): New.
7215 (iris6_asm_file_start, iris6_asm_file_end): New.
7216 * config/mips/mips-protos.h: Update decls.
7218 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7220 * doc/install.texi (Install GCC): Add links to build status pages.
7222 (Final install): Ditto; request updates for specific info
7224 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7226 * cpperror.c (print_location): Don't take a file name; use the
7228 (_cpp_begin_message): Similarly.
7229 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7230 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7231 (cpp_pedwarn_with_file_and_line): Remove.
7232 * cppfiles.c (stack_include_file): Update; set filename to stdin
7233 here when appropriate.
7234 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7235 (_cpp_begin_message): Don't take a file name.
7236 * cppinit.c: Add comment.
7237 * cpplex.c: Fix end-of-directive indicator.
7238 * cpplib.c: Don't include intl.h.
7239 (run_directive, do_diagnostic): Update.
7240 (do_line): Update to not use nominal_fname.
7241 (cpp_push_buffer): Don't take a filename.
7242 * cpplib.h (struct ht): Remove.
7243 (cpp_push_buffer): Don't take a filename.
7244 (cpp_pedwarn_with_file_and_line): Remove.
7245 * cppmacro.c (struct cpp_macro): Remove file.
7246 (builtin_macro): Update.
7247 (_cpp_create_definition): Update.
7248 * cppmain.c: Correct comment.
7249 * fix-header.c (read_scan_file): Update.
7251 2001-08-17 Kazu Hirata <kazu@hxi.com>
7253 * sbitmap.c: Fix comment formatting.
7254 * sched-deps.c: Likewise.
7255 * sibcall.c: Likewise.
7256 * simplify-rtx.c: Likewise.
7258 * ssa-ccp.c: Likewise.
7259 * stor-layout.c: Likewise.
7260 * timevar.c: Likewise.
7261 * toplev.c: Likewise.
7262 * unwind-dw2.c: Likewise.
7263 * unwind-dw2-fde.c: Likewise.
7264 * varasm.c: Likewise.
7266 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7268 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7269 or larger than an integer in memory.
7271 2001-08-17 Zack Weinberg <zackw@panix.com>
7273 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7274 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7275 * rtl.h: Don't forward-declare union tree_node here. Don't
7276 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7277 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7278 and tree respectively.
7279 * tree.h: Don't forward-declare struct rtx_def here. Don't
7280 typedef tree here. Change all uses of struct rtx_def *,
7281 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7282 and tree respectively.
7284 2001-08-17 Richard Henderson <rth@redhat.com>
7286 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7287 config/mips/openbsd.h: Fix typos last change.
7289 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7291 * doc/invoke.texi (Optimize Options): The default for
7292 -finline-limit is 600.
7294 2001-08-17 Richard Henderson <rth@redhat.com>
7296 * varasm.c (text_section): Allow TEXT_SECTION to override the
7297 printing of TEXT_SECTION_ASM_OP.
7298 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7299 (DATA_SECTION, BSS_SECTION): Remove.
7300 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7301 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7302 Rename from s/_NAME//.
7303 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7304 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7305 (TEXT_SECTION): ... here. New.
7306 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7307 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7308 * config/mips/openbsd.h: Likewise.
7309 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7310 (mips_asm_file_end): Likewise test.
7311 (mips_output_function_epilogue): Likewise. Switch back to data
7312 section after emitting the function.
7314 * doc/tm.texi (Sections): Document TEXT_SECTION.
7316 2001-08-17 Richard Henderson <rth@redhat.com>
7318 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7319 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7321 2001-08-17 Richard Henderson <rth@redhat.com>
7323 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7324 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7325 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7326 Add aligned attribute.
7328 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7330 * config/sh/sh.md: Add modes to unspecs in first insn to match
7331 those in the second.
7333 * Makefile.in: Fix collect2 copy for Cygwin.
7335 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7337 Install the proper patch.
7338 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7339 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7340 (expand_function_start): Likewise.
7341 * stmt.c (expand_decl): Likewise.
7342 * varasm.c (make_decl_rtx): Likewise.
7344 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7346 * final.c: Undo my previous accidental checkin.
7347 * output.h: Likewise.
7348 * tm.texi: Likewise.
7350 2001-08-16 Richard Henderson <rth@redhat.com>
7352 * varasm.c (named_section_flags): Remove align parameter.
7353 * varasm.c, dwarf2out.c: Update all callers.
7354 * output.h: Update prototypes.
7356 * target.h (target.asm_out.named_section): Remove align parameter.
7357 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7358 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7359 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7360 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7361 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7363 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7364 (get_named_section_flags, set_named_section_flags): New.
7365 (named_section_flags): Use them.
7366 (named_section): Do decl vs section flags check here...
7367 (default_section_type_flags): ... not here.
7368 (init_varasm_once): Create in_named_htab.
7369 (resolve_unique_section): Mark reloc unused.
7371 2001-08-16 Richard Henderson <rth@redhat.com>
7373 * varasm.c (force_const_mem): Keep pool alignment in bits.
7374 (output_constant_pool): Use assemble_align.
7376 2001-08-16 Zack Weinberg <zackw@panix.com>
7378 * doc/tm.texi: Remove extra @table command.
7380 2001-08-16 Zack Weinberg <zackw@panix.com>
7382 * final.c (shorten_branches): Clear the end of the label_align
7383 array only if we made it larger. Break up messy expressions
7386 * diagnostic.c (internal_error): Check for error recursion
7387 before doing ICE suppression.
7389 * timevar.c: Timing variables now count in milliseconds.
7390 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7391 (get_time): Not here.
7392 (timevar_print): Don't print any timer whose user, cpu, and
7393 wall times are all zero as displayed.
7394 * timevar.h: Update comment aboout units. Make timevar
7397 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7399 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7400 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7401 (expand_function_start): Likewise.
7402 * stmt.c (expand_decl): Likewise.
7403 * varasm.c (make_decl_rtx): Likewise.
7405 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7407 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7408 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7410 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7412 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7415 2001-08-16 Andreas Jaeger <aj@suse.de>
7417 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7420 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7422 * rtl.h (only_sets_cc0_p): New prototype.
7423 * jump.c (sets_cc0_p): Handle INSN.
7424 (only_sets_cc0_p): New function.
7425 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7426 (tidy_fallthru_edge): Likewise.
7427 * integrate.c (copy_insn_list): Likewise.
7428 * unroll.c (unroll_loop): Likewise.
7429 (copy_loop_body): Likewise.
7431 2001-08-15 Jason Eckhardt <jle@redhat.com>
7433 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7435 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7437 * predict.c (struct block_info_def): Remove nvisited.
7438 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7439 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7441 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7442 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7445 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7447 * predict.def: Update hitrates.
7449 2001-08-15 Richard Henderson <rth@redhat.com>
7451 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7453 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7455 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7456 note from its associated jump.
7458 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7460 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7461 also on 64-bit s390x targets.
7463 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7465 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7467 (arm_expand_prologue): Handled nested functions which take a
7468 variable argument list.
7469 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7470 macro with an invocation of
7471 arm_compute_initial_elimination_offset.
7472 * config/arm/arm-protos.h: Prototype
7473 arm_compute_initial_elimination_offset.
7475 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7477 * doc/install.texi (Specific, avr): Fix markup.
7478 (Specific, c4x): Ditto.
7480 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7482 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7484 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7486 * Makefile.in (OBJS): Add rtl-error.o
7487 (rtl-error.o): New rule.
7488 (diagnostic.o): Adjust dependency.
7489 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7490 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7491 warning_for_asm): Move to...
7492 rtl-error.c: ...here. New file.
7494 2001-08-14 Richard Henderson <rth@redhat.com>
7496 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7497 if USING_SJLJ_EXCEPTIONS.
7499 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7501 * tlink.c (scan_linker_output): Check string for unsatisfied in
7502 addition to undefined and unresolved.
7504 2001-08-14 Graham Stott <grahams@redhat.com>
7506 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7507 EH_FRAME_SECTION_NAME.
7509 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7511 * genattrtab.c (simplify_test_exp_in_temp): New function.
7512 (simplify_test_exp): Avoid explicit use of temporary obstack.
7513 (simplify_cond, insert_right_side, evaluate_eq_attr,
7514 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7515 Use simplify_test_exp_in_temp.
7516 (optimize_attrs): Iterate until expression stabilizes.
7518 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7520 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7521 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7523 2001-08-13 Richard Henderson <rth@redhat.com>
7525 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7526 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7527 * config/arm/conix-elf.h: Likewise.
7529 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7531 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7533 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7535 * gcse.c (hash_scan_set): Expressions that are set as part of
7536 jump instructions are not available.
7538 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7540 * config/s390/s390.c (print_operand, s390_function_prologue,
7541 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7543 2001-08-13 Richard Henderson <rth@redhat.com>
7545 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7546 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7547 * doc/tm.texi (Exception Region Output): Document it.
7549 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7551 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7552 DWARF2 instead of stabs by default.
7554 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7556 * config/rs6000/rs6000.c: Include optabs.h.
7558 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7560 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7561 save/restore routines.
7562 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7564 2001-08-13 Andreas Jaeger <aj@suse.de>
7566 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7567 the english is correct.
7569 2001-08-13 Zack Weinberg <zackw@panix.com>
7571 * expr.h: Split out optab- and libfunc-related code to...
7572 * optabs.h, libfuncs.h: ... these new headers.
7574 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7576 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7578 * mkconfig.sh: Don't include insn-codes.h from config.h.
7580 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7581 enum insn_code is available. Move reload_in_optab and
7582 reload_out_optab array declarations to optabs.h.
7583 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7584 there, prototype in expr.h.
7585 * gencodes.c: Cleanup: zap global variables, don't use
7586 printf where puts will do, don't bother defining MAX_INSN_CODE
7587 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7589 * genemit.c, genopinit.c: Include optabs.h in generated file.
7590 * genoutput.c: Include insn-codes.h in generated file.
7591 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7592 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7593 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7594 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7595 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7596 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7598 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7599 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7600 config/m88k/m88k.c, config/sparc/sparc.c:
7602 * reload.c: Include expr.h and optabs.h before reload.h.
7603 * config/alpha/alpha.c: Include tree.h before reload.h.
7604 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7605 and reload.h in that order.
7606 * config/sparc/sparc.c: Include debug.h.
7607 * recog.c: Include insn-codes.h.
7609 2001-08-13 Andreas Jaeger <aj@suse.de>
7611 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7614 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7616 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7617 * gcc.c (init_spec): Fix typo in comment.
7618 * varasm.c (data_section): Fix typo in comment.
7620 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7622 * predict.c (dump_prediction): New argument "USED".
7623 (combine_predictions_for_insn): Determine the used heuristics,
7624 output the case no heuristic applied.
7625 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7627 2001-08-13 Andreas Jaeger <aj@suse.de>
7629 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7632 2001-08-13 Kazu Hirata <kazu@hxi.com>
7634 * jump.c: Fix formatting.
7636 2001-08-13 Kazu Hirata <kazu@hxi.com>
7638 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7641 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7643 * loop.c (check_dbra_loop): Use condjump_label to compute
7646 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7647 to better document the files they're in.
7649 2001-08-12 Zack Weinberg <zackw@panix.com>
7651 * recog.h (struct insn_operand_data): Shrink 'mode' field
7654 2001-08-12 Kazu Hirata <kazu@hxi.com>
7656 * gcc.c: Fix comment formatting.
7657 * gccspec.c: Likewise.
7660 * genemit.c: Likewise.
7661 * gengenrtl.c: Likewise.
7662 * genrecog.c: Likewise.
7663 * gensupport.c: Likewise.
7664 * ggc-page.c: Likewise.
7665 * global.c: Likewise.
7666 * graph.c: Likewise.
7667 * ifcvt.c: Likewise.
7668 * integrate.c: Likewise.
7670 * libgcc2.c: Likewise.
7672 * mbchar.c: Likewise.
7673 * optabs.c: Likewise.
7674 * predict.c: Likewise.
7675 * prefix.c: Likewise.
7676 * profile.c: Likewise.
7677 * protoize.c: Likewise.
7679 * recog.c: Likewise.
7680 * regclass.c: Likewise.
7681 * regmove.c: Likewise.
7682 * reg-stack.c: Likewise.
7683 * reload1.c: Likewise.
7684 * resource.c: Likewise.
7685 * rtlanal.c: Likewise.
7688 2001-08-12 Kazu Hirata <kazu@hxi.com>
7690 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7691 a tree representing a constant is passed to the macro.
7693 2001-08-12 Richard Henderson <rth@redhat.com>
7695 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7696 (rs6000_elf_asm_out_destructor): New.
7697 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7698 (DTORS_SECTION_ASM_OP): Remove.
7699 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7700 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7702 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7705 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7706 * gcc.c (set_collect_gcc_options): New function, split out from
7708 Ignore elided switches.
7709 (do_spec_1): Invoke before executing command.
7710 (set_input): Export.
7711 Move declaration ...
7712 * gcc.h (set_input): ... here.
7713 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7716 2001-08-12 Richard Henderson <rth@redhat.com>
7718 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
7719 thinko wrt TARGET_RELOCATABLE.
7721 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
7723 * fix-header.c (cb_file_change): Update prototype.
7725 2001-08-11 Zack Weinberg <zackw@panix.com>
7727 * toplev.c (set_float_handler): Make static.
7728 * toplev.h: Don't prototype set_float_handler.
7730 * simplify-rtx.c: Don't include setjmp.h.
7731 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
7733 (simplify_unary_operation, simplify_binary_operation): Use them,
7734 via do_float_handler.
7736 * fold-const.c: Don't include setjmp.h.
7737 (exact_real_inverse_1): New function.
7738 (exact_real_inverse): Use it, via do_float_handler.
7740 * varasm.c: Don't include setjmp.h.
7741 (assemble_real_1): New function.
7742 (assemble_real): Use it, via do_float_handler.
7743 Call internal_error if we get a trap here.
7745 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
7746 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
7748 2001-08-11 Zack Weinberg <zackw@panix.com>
7750 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
7751 STACK_BOUNDARY if not already defined.
7753 * calls.c, function.c, reload1.c, explow.c: Don't default
7754 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
7755 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
7757 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
7760 * doc/tm.texi: Document that STACK_BOUNDARY is required;
7761 clarify difference between it and PREFERRED_STACK_BOUNDARY.
7763 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7765 * cppmacro.c (enter_macro_context): Push macro expansions even
7768 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7770 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
7771 (rs6000_elf_section_type_flags): Actually return a value.
7773 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7775 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
7776 Clean up code: add missing comments and prototypes, fix warnings,
7777 remove obsolete code, fix spacing to conform to coding style.
7779 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7781 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
7782 and TARGET_ASM_CLOSE_PAREN.
7783 (regclass_map): CC register belongs to class NO_REGS.
7784 (legitimize_pic_address): Don't generate unnecessary moves
7785 (to avoid confusing loop optimization).
7786 (check_and_change_labels): Replace jump_long by indirect_jump.
7787 (s390_final_chunkify): Don't start a new literal pool on section
7788 switch in 64-bit code.
7789 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
7791 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
7792 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
7793 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
7795 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
7796 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
7797 (CONST_COSTS): Fixed incorrect costs.
7799 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
7800 Use emit_jump instead of emit_jump_insn (gen_jump).
7801 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
7802 (to avoid confusing flow analysis).
7803 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
7804 (casesi, casesi_jump): New.
7805 (jump_long): Removed. Functionality merged into indirect_jump.
7806 (indirect_jump): Accept address_operand, not just register_operand.
7807 (cjump_long, icjump_long): Use same logic as indirect_jump.
7808 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
7809 Fixed broken setjmp/longjmp handling.
7810 (do_builtin_setjmp_setup): Removed.
7812 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
7813 broken GNU as versions that don't accept .quad with large
7814 negative values. Use hexadecimal output instead.
7815 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
7816 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
7817 FUNCTION_EPILOGUE): Removed. Now in targetm.
7819 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
7821 * config/s390/fixdfdi.h: Add missing copyright statement.
7822 Fix type conflicts on 64-bit. Add missing SFmode routines.
7824 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
7827 2001-08-11 Richard Henderson <rth@redhat.com>
7829 * rtl.h (REG_EH_RETHROW): Remove.
7830 * rtl.c (reg_note_name): Update.
7831 * combine.c (distribute_notes): Don't check for it.
7833 2001-08-11 Richard Henderson <rth@redhat.com>
7835 * combine.c (distribute_notes): Place REG_SETJMP.
7837 2001-08-11 Richard Henderson <rth@redhat.com>
7839 * doc/extend.texi (Arrays and pointers implementation): Discourage
7840 relying on sign-extension of pointers.
7842 2001-08-11 H.J. Lu <hjl@gnu.org>
7844 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
7846 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
7847 RDATA_SECTION_ASM_OP.
7849 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7851 * doc/install.texi (Specific, c4x): Fix cross-reference to the
7852 main manual to work both for info and HTML versions.
7854 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7855 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7857 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7858 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7859 (struct cpp_pool): New member first.
7860 * cppinit.c (append_include_chain): Plug memory leaks.
7861 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7862 Allocate pragma structures from the (aligned) macro pool to
7863 avoid leaking memory.
7864 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7865 so we don't leak memory.
7866 * hashtable.c (ht_destroy): New.
7867 * hashtable.h (ht_destroy): New.
7869 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7870 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7872 * c-lex.c (map): Make const.
7873 (cb_file_change): Update for callback passing a line map.
7874 Don't assume we have a previous map. Remove sanity check
7875 about popping too many files.
7876 * cpperror.c (print_location): Make map const.
7877 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7878 (cpp_make_system_header): Similarly.
7879 (search_from): Similarly.
7880 (_cpp_execute_include): Don't remember where we came from.
7881 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7882 (struct cpp_reader): Make map const.
7883 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7884 * cpplib.c (do_line): Update; line maps now hold sysp.
7885 (cpp_push_buffer): Similarly.
7886 (_cpp_do_file_change): Similarly; callback with map instead.
7887 (cpp_get_line_maps): Constify return value.
7888 (_cpp_pop_buffer): Update.
7889 * cpplib.h (struct cpp_file_change): Remove.
7890 (struct cpp_callbacks): Update.
7891 (cpp_get_line_maps): Constify return value.
7892 * cppmacro.c (_cpp_create_definition): Update.
7893 * cppmain.c (struct printer): Constify map.
7894 (maybe_print_line): Similarly.
7895 (print_line): Similarly. Deduce flags 1 and 2 here.
7896 (cb_file_change): Update.
7897 * line-map.c (free_line_maps): Warn regardless.
7898 (add_line_map): Return pointer to const. When passed NULL to_file
7899 with LC_LEAVE, use the obvious values for the return point so the
7900 caller doesn't have to figure them out.
7901 (lookup_line): Return pointer to const.
7902 (print_containing_files): Take pointer to const.
7903 * line-map.h (struct line_map): New members reason, sysp.
7904 (add_line_map): Return pointer to const.
7905 (lookup_line): Similarly.
7906 (print_containing_files): Take pointer to const.
7908 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7909 Richard Henderson <rth@redhat.com>
7911 * regmove.c (regmove_optimize): Avoid setting a register twice in
7914 2001-08-10 Richard Henderson <rth@redhat.com>
7916 * doc/extend.texi (Arrays and pointers implementation): Document
7917 behavior of pointer/integer conversion.
7919 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7921 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7923 2001-08-10 Richard Henderson <rth@redhat.com>
7925 * doc/extend.texi (C Implementation): New chapter.
7926 * doc/gcc.texi (Top): Link it in.
7928 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7930 * doc/install.texi (Specific): Fix CVS merge botch.
7932 2001-08-10 Richard Henderson <rth@redhat.com>
7934 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7935 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7937 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7939 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7940 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7941 this macro is now required.
7943 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7944 loop.c (find_and_verify_loops), reload.c (reload): Check
7945 for rtx code of CALL_INSN, not CALL, when deciding if we
7946 need to check for REG_SETJMP note.
7948 * gcse.c (compute_hash_table, compute_store_table): Update
7949 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7952 * config/avr/avr.c: Fix typo.
7953 * config/convex/convex.c (expand_movstr): Use adjust_address.
7954 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7956 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7957 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7959 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7960 Do define STACK_BOUNDARY.
7961 * config/i370/i370.c: Include expr.h.
7962 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7963 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7964 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7965 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7966 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7967 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7968 * config/romp/romp.c: Include expr.h after tree.h.
7970 (output_fpop): Use xmalloc, not oballoc.
7971 * config/we32k/we32k.c: Include expr.h.
7973 2001-08-10 Kazu Hirata <kazu@hxi.com>
7975 * config/h8300/h8300.h: Fix formatting.
7977 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7979 * c-common.h (RETURN_NULLIFIED_P): Lose.
7980 * c-semantics.c (genrtl_return_stmt): Don't check it.
7982 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7984 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7985 (mips_annotate_frame_insn): New function.
7986 (mips_emit_frame_related_store): New function.
7987 (save_restore_insns): Don't mark instructions that set up the base
7988 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7989 the store instructions instead.
7990 (mips_expand_prologue): If the stack size is moved into a temporary
7991 register, do not mark that move as frame-related. Add a
7992 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7994 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7996 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7997 stack slot as unchanging if current_function_calls_eh_return.
7999 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8001 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8002 access the second half of the TFmode scratch operand.
8004 2001-08-10 Anthony Green <green@redhat.com>
8006 * java/class.c (emit_register_classes): Conditionalize code on
8009 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8011 * doc/install.texi (Specific, avr): Fix cross-reference to the
8012 main manual to work both for info and HTML versions.
8014 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8016 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8017 and "use_goto" argument.
8018 (expand_null_return, expand_value_return): Update all callers.
8019 * function.c (expand_function_end): Remove code to generate simple
8021 * config/vax/vax.md (epilogue): New expander for function return.
8022 * doc/md.texi (epilogue): Remove "if defined".
8024 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8026 * Makefile.in: Partially revert my previous change:
8027 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8028 of the hashtab.o and safe-ctype.o rules.
8030 2001-08-09 Richard Henderson <rth@redhat.com>
8032 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8033 (USE_COLLECT2): Remove duplicate definition.
8034 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8035 (use_collect2): Remove dead code.
8036 * configure.in (use_collect2): Remove will_use_collect2 and
8037 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8038 * configure: Rebuild.
8040 * target.h (targetm.asm_out.constructor): New.
8041 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8042 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8043 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8044 * varasm.c (in_ctors, in_dtors): New.
8045 (assemble_constructor, assemble_destructor): Remove.
8046 (default_stabs_asm_out_destructor): New.
8047 (default_named_section_asm_out_destructor): New.
8048 (dtors_section, default_dtor_section_asm_out_destructor): New.
8049 (default_stabs_asm_out_constructor): New.
8050 (default_named_section_asm_out_constructor): New.
8051 (ctors_section, default_ctor_section_asm_out_constructor): New.
8052 * output.h: Update declarations.
8053 * c-decl.c (c_expand_body): Use target hooks instead of
8054 assemble_constructor and assemble_destructor.
8055 * profile.c (output_func_start_profiler): Likewise.
8056 * objc/objc-act.c (finish_objc): Likewise.
8057 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8058 for the constructor.
8059 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8061 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8062 (DTORS_SECTION_ASM_OP): Likewise.
8063 (__CTOR_LIST__): Use attribute section when possible.
8064 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8066 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8067 ASM_OUTPUT_CONSTRUCTOR.
8069 * config/darwin.c (machopic_asm_out_constructor): New.
8070 (machopic_asm_out_destructor): New.
8071 * config/darwin-protos.h: Update declarations.
8072 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8073 (ASM_OUTPUT_DESTRUCTOR): Remove.
8074 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8075 * config/nextstep.c (nextstep_asm_out_constructor): New.
8076 (nextstep_asm_out_destructor): New.
8077 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8078 (ASM_OUTPUT_DESTRUCTOR): Remove.
8079 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8080 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8081 ASM_OUTPUT_*STRUCTOR.
8082 * config/i386/aix386ng.h: Likewise.
8084 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8085 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8086 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8087 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8088 * config/lynx.h: Likewise.
8089 * config/netware.h: Likewise.
8090 * config/psos.h: Likewise.
8091 * config/alpha/alpha-interix.h: Likewise.
8092 * config/alpha/elf.h: Likewise.
8093 * config/arc/arc.h: Likewise.
8094 * config/arm/aof.h: Likewise.
8095 * config/arm/coff.h: Likewise.
8096 * config/arm/elf.h: Likewise.
8097 * config/c4x/c4x.h: Likewise.
8098 * config/h8300/h8300.h: Likewise.
8099 * config/i386/cygwin.h: Likewise.
8100 * config/i386/djgpp.h: Likewise.
8101 * config/i386/i386-coff.h: Likewise.
8102 * config/i386/i386-interix.h: Likewise.
8103 * config/i386/sco5.h: Likewise.
8104 * config/i386/vsta.h: Likewise.
8105 * config/i386/win32.h: Likewise.
8106 * config/i960/i960-coff.h: Likewise.
8107 * config/ia64/sysv4.h: Likewise.
8108 * config/m68hc11/m68hc11.h: Likewise.
8109 * config/m68k/coff.h: Likewise.
8110 * config/m68k/mot3300.h: Likewise.
8111 * config/m88k/m88k.h: Likewise.
8112 * config/mcore/mcore-pe.h: Likewise.
8113 * config/mcore/mcore.h: Likewise.
8114 * config/mips/elf.h: Likewise.
8115 * config/mips/elf64.h: Likewise.
8116 * config/mips/iris6.h: Likewise.
8117 * config/pa/pa64-hpux.h: Likewise.
8118 * config/rs6000/sysv4.h: Likewise.
8119 * config/sh/sh.h: Likewise.
8120 * config/sparc/litecoff.h: Likewise.
8122 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8123 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8124 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8125 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8126 (ASM_OUTPUT_DESTRUCTOR): Remove.
8127 * config/a29k/a29k.c: Move include of tree.h.
8128 * config/a29k/udi.h: Delete file.
8129 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8130 (vms_asm_out_destructor): New.
8131 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8132 (EXTRA_SECTION_FUNCTIONS): Likewise.
8133 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8134 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8135 * config/c4x/c4x.c: Move include of tree.h.
8136 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8137 (clix_asm_out_destructor): New.
8138 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8139 (ASM_OUTPUT_DESTRUCTOR): Remove.
8140 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8141 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8142 (TARGET_ASM_CONSTRUCTOR): New.
8143 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8144 (sco_asm_out_constructor): New.
8145 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8146 * config/i386/svr3gas.h: Remove stack grows up code.
8147 Remove code duplicated from i386/sysv3.h.
8148 (TARGET_ASM_CONSTRUCTOR): New.
8149 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8150 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8151 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8152 (TARGET_ASM_CONSTRUCTOR): New.
8153 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8154 (m68hc11_asm_out_destructor): New.
8155 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8156 (TARGET_ASM_DESTRUCTOR): New.
8157 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8158 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8159 config/svr3.h pertaining to section manipulation.
8160 * config/m68k/dpx2g.h: Remove #if 0 code.
8161 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8162 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8163 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8164 (TARGET_ASM_CONSTRUCTOR): New.
8165 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8166 (m88k_svr3_asm_out_constructor): New.
8167 (m88k_svr3_asm_out_destructor): New.
8168 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8169 (ASM_OUTPUT_DESTRUCTOR): Remove.
8170 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8171 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8172 * config/rs6000/aix.h: Likewise.
8173 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8174 * config/mips/vxworks.h: Likewise.
8175 * config/rs6000/lynx.h: Likewise.
8176 * config/sh/elf.h: Likewise.
8177 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8178 (DTORS_SECTION_ASM_OP): New.
8179 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8180 (ASM_OUTPUT_DESTRUCTOR): Remove.
8181 * config/sparc/sol2-sld-64.h: Likewise.
8182 * config/vax/vax.c (vms_asm_out_constructor): New.
8183 (vms_asm_out_destructor): New.
8184 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8185 (ASM_OUTPUT_DESTRUCTOR): Remove.
8186 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8188 * doc/tm.texi (@node Initialization): Update.
8190 2001-08-09 Richard Henderson <rth@redhat.com>
8192 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8193 (__do_global_dtors_aux): Use gp-relative static data to avoid
8194 one dynamic relocation.
8195 (__do_frame_setup): Register Java classes.
8196 * config/alpha/crtend.asm (__JCR_END__): New.
8198 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8200 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8201 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8202 (GEN, STAGESTUFF): Add new files.
8203 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8204 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8205 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8206 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8207 as well as insn-codes.h and insn-flags.h in config.h; and no
8208 extra headers in tconfig.h and hconfig.h.
8210 * gencodes.c: Eliminate code to generate predicate declarations
8211 or #defines for md-file constants.
8212 * genconstants.c, genpreds.c: New files.
8214 * i386.md: Re-order guard expressions such that TARGET_64BIT
8215 comes first, when this permits better optimization. Add
8216 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8217 why this is desirable.
8219 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8221 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8222 (find_fde_for_dso): Remove.
8223 (_Unwind_IteratePhdrCallback): New.
8224 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8225 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8227 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8229 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8230 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8232 2001-08-09 Graham Stott <grahams@redhat.com>
8234 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8235 (vis_no_unit): Use it.
8236 (visualize_no_unit): Add the insn only if room exists.
8238 2001-08-09 Graham Stott <grahams@redhat.com>
8240 * predict.c (estimate_probability): Replace magic numbers with
8241 appropriate enumeration.
8243 2001-08-09 Graham Stott <grahams@redhat.com>
8245 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8247 (EXTRACT_FLAGS): Likewise.
8249 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8251 * config/mips/mips.c (mips_legitimate_address_p): Check for
8252 CONST_INT in last patch.
8254 2001-08-08 Anthony Green <green@redhat.com>
8256 * java/class.c (emit_register_classes): Use assemble_jcr if
8257 possible. Keep the original mechanism as a fallback.
8258 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8259 and weak symbol support.
8260 * crtstuff.c (__JCR_LIST__): Define.
8261 (__JCR_END__): Define.
8262 (_Jv_RegiserClasses): Define weak symbol if possible.
8263 (__do_global_ctors_aux): Register classes for ELF targets with
8264 weak symbol support.
8266 2001-08-08 Kazu Hirata <kazu@hxi.com>
8268 * dbxout.c: Fix comment formatting.
8269 * dependence.c: Likewise.
8271 * diagnostic.c: Likewise.
8272 * dominance.c: Likewise.
8273 * doprint.c: Likewise.
8274 * dwarf2out.c: Likewise.
8275 * dwarfout.c: Likewise.
8276 * emit-rtl.c: Likewise.
8277 * except.c: Likewise.
8278 * explow.c: Likewise.
8279 * expmed.c: Likewise.
8282 * fold-const.c: Likewise.
8283 * function.c: Likewise.
8285 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8287 * global.c (retry_global_alloc): Avoid shadowing allocno.
8289 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8291 * except.c (remove_fixup_regions): Fix typo.
8293 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8295 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8296 unsigned HOST_WIDE_INT to avoid warning.
8297 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8298 * flow.c (set_block_for_new_insns): Likewise.
8300 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8302 * sibcall.c (return_value_pseudo): New static variable.
8303 (skip_copy_to_return_value): Handle return_value_pseudo.
8304 (call_ends_block_p): Ensure that return_value_pseudo is set.
8305 (optimize_sibling_and_tail_recursive_call): Discover the
8306 load of pseudo return value in alternate exit block.
8308 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8310 * calls.c (ECF_ALWAYS_RETURN): New constant.
8311 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8312 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8313 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8314 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8315 * rtl.c (reg_note_name): New name.
8316 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8318 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8320 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8322 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8324 * alias.c (get_alias_set): Return a previously calculated
8325 alias set for a VAR_DECL.
8326 * function.c (gen_mem_addressof): Calculate the alias set before
8329 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8331 * predict.def: Set hitrates according our experimental run.
8333 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8335 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8337 2001-08-08 H.J. Lu <hjl@gnu.org>
8339 * config/mips/mips.c (mips_unique_section): New. Copied from
8342 * config/mips/mips-protos.h (mips_unique_section): New
8345 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8347 * config/mips/little.h: New. Generic little endian mips
8348 targets. Only mips*-*-linux* is converted to use it so far.
8350 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8351 (WCHAR_TYPE): Defined
8352 (WCHAR_TYPE_SIZE): Likewise.
8353 (INIT_SUBTARGET_OPTABS): Likewise.
8354 (BSS_SECTION_ASM_OP): Likewise.
8355 (SBSS_SECTION_ASM_OP): Likewise.
8356 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8357 (ASM_DECLARE_OBJECT_NAME): Likewise.
8358 (UNIQUE_SECTION): Likewise.
8359 (EXTRA_SECTIONS): Likewise.
8360 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8361 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8362 (ASM_OUTPUT_DEF): Likewise.
8363 (HANDLE_SYSV_PRAGMA): Removed.
8364 (NO_IMPLICIT_EXTERN_C): Likewise.
8365 (TARGET_MEM_FUNCTIONS): Likewise.
8366 (STARTFILE_SPEC): Likewise.
8367 (ENDFILE_SPEC): Likewise.
8368 (LIB_SPEC): Likewise.
8369 (INVOKE__main): Likewise.
8370 (CTOR_LIST_BEGIN): Likewise.
8371 (CTOR_LIST_END): Likewise.
8372 (DTOR_LIST_BEGIN): Likewise.
8373 (DTOR_LIST_END): Likewise.
8374 (SET_ASM_OP): Likewise.
8375 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8376 (ASM_OUTPUT_DEF): Likewise.
8377 (ASM_OUTPUT_IDENT): Likewise.
8379 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8380 (CPLUSPLUS_CPP_SPEC): Likewise.
8381 (ASM_APP_ON) Redefine only if not defined.
8382 (ASM_APP_OFF): Likewise.
8383 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8384 (ASM_OUTPUT_IDENT): Likewise.
8386 * config.gcc: Update tm_file for Linux/mips.
8388 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8390 * cselib.c (cselib_record_sets): If insn is predicated, turn
8391 sources into IF_THEN_ELSEs.
8393 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8394 Turn into define_insn_and_split.
8396 * sched-deps.c: Include "cselib.h".
8397 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8398 Use cselib to turn memory addresses into VALUEs.
8399 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8400 * sched-int.h (struct sched_info): New member USE_CSELIB.
8401 * sched-ebb.c (ebb_sched_info): Initialize it.
8402 * sched-rgn.c (rgn_sched_info): Likewise.
8403 * Makefile.in (sched-deps.o): Update dependencies.
8405 * cselib.h (cselib_subst_to_values): Declare.
8406 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8407 that have no value and autoincs to be handled by generating a new
8410 2001-08-08 Graham Stott <grahams@redhat.com>
8412 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8413 within fixed length SEQUENCE.
8415 2001-08-08 Graham Stott <grahams@redhat.com>
8417 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8418 (diagnostic_prefixing_rule): Likewise.
8419 (diagnostic_line_cutoff): Likewise.
8420 (diagnostic_kind_count): Likewise.
8422 2001-08-08 Graham Stott <grahams@redhat.com>
8424 * alias.c (find_base_decl): Delete redundent assignment.
8426 2001-08-08 Graham Stott <grahams@redhat.com>
8428 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8429 (abs): Uppercase and paranthesize macro parameter.
8430 (MEM_DEPENDENCY): Add whitespace.
8432 2001-08-08 Graham Stott <grahams@redhat.com>
8434 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8435 failure check for CONST_INT
8437 2001-08-08 Graham Stott <grahams@redhat.com>
8439 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8440 (libcall_dead_p): Likewise.
8442 (mark_used_regs): Constify fmt.
8443 (find_use_as_address): Likewise.
8445 2001-08-08 Graham Stott <grahams@redhat.com>
8447 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8450 2001-08-08 Graham Stott <grahams@redhat.com>
8452 * combine.c (combine_simplify_rtx): Update comment and
8453 remove erroneous test.
8455 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8457 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8458 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8459 take care to avoid multiple no-newline at EOF warnings in that
8462 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8464 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8465 (emit_library_call_value_1): Likewise.
8466 (emit_call_1): Emit REG_SETJMP note.
8467 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8469 * cselib.c (cselib_process_insn): Likewise.
8470 * flow.c (propagate_block): Likewise.
8471 * loop.c (find_and_verify_loops): Likewise.
8472 * reload.c (find_equiv_regs): Likewise.
8473 * reload1.c (reload): Likewise.
8474 * resource.c (mark_referenced_resources,
8475 mark_set_resources): Likewise.
8476 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8477 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8478 * haifa-sched.c (unlink_other_notes): Likewise.
8479 (reemit_notes): Likewise.
8480 * sched-ebb.c (sched_ebb): Likewise.
8481 * sched-rgc.c (sched_region): Likewise.
8482 * rtl.c (note_insn_name): Likewise.
8483 (reg_note_name): Add REG_SETJMP
8484 * rtl.h (reg_note): Add REG_SETJMP.
8485 (insn_note): Remove NOTE_INSN_SETJMP.
8487 * profile.c (branch_prob): Add fake edges for setjmp.
8489 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8491 * config.gcc: Quote target_cpu_default2 correctly for
8492 powerpc*-*-* targets.
8494 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8496 * cpplib.h, line-map.h: Update comments.
8497 * cppmain.c (printer_init): Move inline.
8498 (maybe_print_line, print_line): Take a map pointer.
8499 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8500 (cb_file_change): Don't use prior value of print.map.
8502 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8504 * doc/install.texi: Document fine-grained multilib configuration.
8506 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8508 * rtlanal.c (find_first_parameter_load): Call note_stores
8509 only on the instructions.
8511 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8513 * alias.c (nonlocal_mentioned_p):
8514 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8515 * calls.c (emit_call_1): Likewise.
8516 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8517 * cselib.c (cselib_process_insn): Likewise.
8518 * df.c (df_insns_modify): Likewise.
8519 * flow.c (need_fake_edge_p): Likewise.
8520 (propagate_one_insn): Likewise.
8521 * haifa-sched.c (reemit_notes): Likewise.
8522 * integrate.c (copy_insn_list): Likewise.
8523 * jump.c (delete_prior_computation): Likewise.
8524 * local-alloc.c (validate_equiv_mem): Likewise.
8525 * loop.c (scan_loop): Likewise.
8526 * predict.c (estimate_probability): Likewise.
8527 * reload.c (reload): Likewise.
8528 * sched-deps (sched_analyze): Likewise.
8529 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8530 * gcse.c (compute_hash_table): Likewise.
8531 (mark_call): Likewise.
8532 (store_killed_in_insn): Likewise.
8534 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8536 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8538 2001-08-06 Richard Henderson <rth@redhat.com>
8540 * varasm.c (assemble_gc_entry): Remove.
8541 * output.h: Likewise.
8543 2001-08-06 Richard Henderson <rth@redhat.com>
8545 * varasm.c (assemble_constructor): Take a symbol_ref and a
8546 priority instead of a bare string. Move priority handling
8547 here from cp/decl2.c.
8548 * output.h: Update decls.
8550 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8551 and assemble_destructor.
8552 * profile.c (output_func_start_profiler): Likewise.
8553 * objc/objc-act.c (finish_objc): Likewise.
8554 (build_module_descriptor): Return the symbol not the symbol name.
8556 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8558 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8559 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8560 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8561 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8562 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8563 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8565 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8567 * cpperror.c (print_containing_files): Moved to line-map.c.
8568 (print_location): line-map.c handles re-listing or otherwise.
8569 * cpphash.h (struct lexer_state): Remove next_bol.
8570 (struct cpp_buffer): Remove include_stack_listed.
8571 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8572 Remove faked buffer handling.
8573 (_cpp_do_file_change): Tweak.
8574 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8575 * cppmain.c (struct printer): Remove filename.
8576 (print_line, cb_file_change): Update accordingly.
8577 * line-map.c: Include intl.h.
8578 (init_line_maps): Initialize last_listed.
8579 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8580 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8581 (print_containing_files): New.
8582 * line-map.h (struct line_maps): New member last_listed.
8583 (print_containing_files, INCLUDED_FROM): New.
8584 * Makefile.in: Update.
8585 * po/POTFILES.in: Add line-map.c.
8587 2001-08-06 Richard Henderson <rth@redhat.com>
8589 * except.c (convert_from_eh_region_ranges_1): Never mark
8590 USE or CLOBBER insns as throwing.
8592 * expr.c (store_constructor): Don't clobber memory targets.
8594 2001-08-06 Andreas Jaeger <aj@suse.de>
8596 * profile.c (branch_prob): Remove unused variable insn.
8598 * Makefile.in (local-alloc.o): Add dependency on except.h.
8600 * local-alloc.c: Include except.h for can_throw_internal prototype.
8602 2001-08-06 Richard Henderson <rth@redhat.com>
8604 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8605 * function.c (expand_main_function): Implement it.
8606 * doc/tm.texi: Document it.
8608 2001-08-06 Stan Shebs <shebs@apple.com>
8610 * doc/install.texi: Document powerpc-*-darwin* details.
8612 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8614 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8615 (ASM_CPU_SPEC): Move back to rs6000.h
8616 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8618 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8620 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8623 * config/rs6000/linux64.h: Ditto.
8625 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8626 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8629 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8630 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8632 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8635 2001-08-05 Richard Henderson <rth@redhat.com>
8637 * local-alloc.c (update_equiv_regs): Do not move insns that
8640 2001-08-05 Jan Hubicka <jh@suse.cz>
8642 * Makefile.in (reload1.o): Add dedendancy on except.h
8643 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8645 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8646 indicating wehther edges has been cleaned up.
8647 * reload1.c: Inlucde except.h
8648 (fixup_abnormal_edges): Accept deleted insns.
8649 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8652 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8654 * cpplib.c (do_line): Correct line number after pop_buffer.
8656 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8658 PR preprocessor/3824
8659 * line-map.c: Update comments.
8660 * line-map.h: Update comments.
8661 * tradcif.y: Don't consider large numbers unsigned.
8663 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8665 PR preprocessor/3081
8666 * c-lex.c (map): New.
8667 (cb_file_change): Update map and use it.
8668 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8669 (c_lex): Update to use map.
8670 * cpperror.c (print_location): Move to using logical line numbers.
8671 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8672 (cpp_make_system_header): Similarly.
8673 (_cpp_execute_include): Stop line numbering hacks. Store the
8674 line we will return to.
8675 * cpphash.h (CPP_BUF_LINE): Remove.
8676 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8677 Add map and return_to_line.
8678 (_cpp_do_file_change): Update.
8679 * cppinit.c (cpp_start_read): Update line kludge.
8680 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8681 (trigraph_ok): Use logical line numbers for diagnostics.
8682 (skip_block_comment): Likewise.
8683 (skip_whitespace): Likewise.
8684 (skip_line_comment): Use pfile->line instead.
8685 (_cpp_lex_token): Update to use logical line numbering exclusively.
8686 Handle BOL locally. Accept new lines in directives, but keep
8687 pfile->line decremented. Diagnostics use logical lines. Update
8689 * cpplib.c (SEEN_EOL): New.
8690 (skip_rest_of_line, check_eol): Use it.
8691 (end_directive): Increase line number when accepting the newline
8692 at the end of a directive.
8693 (run_directive): Simplify.
8694 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8695 (_cpp_do_file_change): Update to take buffer line number as an
8696 argument, and store the current map in the cpp_reader. Remove
8697 line number kludges.
8698 (_cpp_do__Pragma): Restore output position after a _Pragma.
8699 (cpp_push_buffer): Don't set output line or lineno.
8700 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8701 Remove line kludge. Set output_line.
8702 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8703 (parse_arg): Use logical lines.
8704 (save_lookahead_token): Save EOFs too now.
8705 * cppmain.c (struct printer): Fix comments.
8706 (printer_init): Simplify, let caller do errors.
8707 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8708 (maybe_print_line): Simplify.
8709 (print_line): Don't print a linemarker if -P.
8710 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8711 (cb_file_change): Simplify.
8712 * line-map.h (LAST_SOURCE_LINE): Fix.
8713 (CURRENT_LINE_MAP): New.
8715 2001-08-05 Bernd Schmidt <bernds@redhat.com>
8717 * doloop.c (doloop_modify_runtime): Properly compute number of
8718 iterations if loop was unrolled.
8720 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
8721 if their CSELIB_VAL_PTRs are.
8723 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
8724 (setup_spill_pointers): Initialize it.
8725 (spill_restore_mem): Set it.
8726 (do_spill, do_restore): Use it to add REG_INC note.
8727 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
8729 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
8730 asms if other insns are available.
8732 * config/ia64/ia64.c (condop_operator): New predicate.
8733 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
8734 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
8737 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
8738 temporary register than directly using a MEM.
8740 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8742 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
8743 parameter in last change.
8745 2001-08-04 Zack Weinberg <zackw@panix.com>
8747 * sparc.md: Don't use #if inside C test expression.
8749 2001-08-04 Richard Henderson <rth@redhat.com>
8751 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
8753 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
8755 * cpphash.h (struct cpp_reader): New member directive_line.
8756 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
8757 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
8758 do_pragma): Pass line to callbacks.
8759 (start_directive): Record line of directive.
8760 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
8761 cb_include): Similarly.
8762 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
8765 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8767 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
8770 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8772 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
8774 * reload1.c (fixup_abnormal_edges): New static function.
8777 * flow.c (need_fake_edge_p): New function.
8778 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
8779 avoid call insn to be very last insn in the insn stream.
8781 * profile.c (branch_prob): Call flow_call_edges_add instead of
8782 doing that by hand; cleanup cfg to re-merge basic blocks once
8785 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8787 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
8788 are also on line-map.h.
8789 * cppfiles.c (stack_include_file): Update.
8790 * cpphash.h (struct cpp_buffer): New member return_at_eof.
8791 (_cpp_pop_buffer): New.
8792 * cppinit.c (cpp_destroy, cpp_finish): Update.
8793 (do_includes): Mark each buffer to return at EOF.
8794 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
8795 return as requested.
8796 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
8797 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
8798 * cpplib.h (cpp_pop_buffer): Remove.
8799 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
8800 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
8802 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
8804 (do_preprocessing): Update.
8805 * fix-header.c (read_scan_file): Update. No need to pop buffers.
8806 * c-parse.in (_yylex): Similarly.
8807 * scan-decls.c (scan_decls): Similarly.
8808 * line-map.h: Update comments.
8810 * objc/Make-lang.in (objc-act.o): Update dependencies.
8812 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8814 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
8815 and soft register for operand 0.
8816 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
8818 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8820 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
8821 register for operand 0.
8822 ("bitcmpqi_z_used"): Allow memory for operand 0.
8823 (split "bitcmpqi"): New split to handle address reg as operand 1.
8825 2001-08-04 Andreas Jaeger <aj@suse.de>
8827 * gcse.c: Revert Daniel's last patch.
8829 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8831 * sparc-protos.h: Add prototypes for fp_zero_operand and
8833 * sh-protos.h: Add prototype for fpul_operand.
8835 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8837 * doc/extend.texi (Other Builtins): Fix typo in last change.
8839 2001-08-03 Richard Henderson <rth@redhat.com>
8841 * target.h (gcc_target): Add asm_out.named_section,
8842 section_type_flags, have_named_sections.
8843 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
8844 (TARGET_HAVE_NAMED_SECTIONS): New.
8845 (TARGET_SECTION_TYPE_FLAGS): New.
8847 * Makefile.in (toplev.o): Depend on TARGET_H.
8848 (varasm.o, dbxout.o): Likewise.
8849 * c-common.c (decl_attributes): Check targetm.have_named_sections
8850 instead of ifdef ASM_OUTPUT_SECTION_NAME.
8851 * dbxout.c (dbxout_function_decl): Likewise.
8852 (dbxout_function_end): Likewise.
8853 * toplev.c (compile_file): Likewise.
8854 * varasm.c (exception_section): Likewise.
8855 * cp/decl2.c (finish_objects): Likewise.
8857 * defaults.h (EH_FRAME_SECTION): Remove.
8858 (EH_FRAME_SECTION_ASM_OP): Remove.
8859 (EH_FRAME_SECTION_NAME): New.
8860 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8861 (UNIQUE_SECTION_P): Remove.
8862 * dwarf2out.c (SECTION_FORMAT): Remove.
8863 (ASM_OUTPUT_SECTION): Remove.
8864 (output_call_frame_info): Use named_section_flags.
8865 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8866 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8867 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8868 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8869 (named_section_flags): New.
8870 (named_section): Use it and targetm.section_type_flags.
8871 (resolve_unique_section): New.
8872 (assemble_start_function): Use it.
8873 (asm_emit_uninitialised, assemble_variable): Likewise.
8874 (default_section_type_flags): New.
8875 (default_no_named_section, default_elf_asm_named_section): New.
8876 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8877 * output.h: Update varasm.c decls.
8878 (SECTION_*): New flags.
8880 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8881 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8883 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8884 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8885 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8886 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8887 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8888 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8889 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8890 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8891 * config/pa/pa64-hpux.h,
8893 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8894 (TARGET_ASM_NAMED_SECTION): New.
8895 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8896 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8897 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8898 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8899 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8900 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8901 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8902 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8903 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8904 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8905 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8906 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8907 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8908 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8909 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8910 * config/sparc/sysv4.h: Likewise.
8912 * config/nextstep.h: Error until named sections implemented.
8914 * config/a29k/a29k.c (a29k_asm_named_section): New.
8915 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8916 (vms_section_type_flags, vms_asm_named_section): New.
8917 * config/arm/arm.c (arm_elf_asm_named_section): New.
8918 * config/avr/avr.c (asm_output_section_name): Remove.
8919 * config/avr/avr-protos.h: Update.
8920 * config/c4x/c4x.c (c4x_asm_named_section): New.
8921 * config/h8300/h8300.c (h8300_asm_named_section): New.
8922 * config/i386/i386.c (sco_asm_named_section): New.
8923 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8924 (i386_pe_section_type_flags): New.
8925 (i386_pe_asm_named_section): New.
8926 * config/i386/i386-protos.h: Update.
8927 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8928 * config/mcore/mcore.c (mcore_asm_named_section): New.
8929 * config/mips/mips.c (iris6_asm_named_section): New.
8930 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8931 instead of UNIQUE_SECTION_P.
8932 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8933 (xcoff_asm_named_section): New.
8934 * config/sh/sh.c (sh_asm_named_section): New.
8935 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8937 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8938 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8939 (EH_FRAME_SECTION_NAME): New.
8940 (EXCEPTION_SECTION): New.
8941 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8942 (DEBUG_*_SECTION): Remove.
8943 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8944 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8945 (EH_FRAME_SECTION_ASM_OP): Remove.
8947 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8948 (ASM_OUTPUT_SECTION_NAME): Remove.
8949 (TARGET_ASM_NAMED_SECTION): New.
8950 (TARGET_HAVE_NAMED_SECTIONS): New.
8951 (TARGET_SECTION_TYPE_FLAGS): New.
8952 (EH_FRAME_SECTION_ASM_OP): Remove.
8953 (EH_FRAME_SECTION_NAME): New.
8955 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8957 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8958 for complex expressions when cfun == 0.
8959 * doc/extend.texi: Document that __builtin_constant_p can be
8960 used in data initializers as well as functions.
8962 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8964 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8965 variable I locally, instead of expecting a declaration in the
8968 2001-08-03 Richard Henderson <rth@redhat.com>
8970 * except.c (collect_one_action_chain): Add an explicit cleanup
8971 action if regions surrounding a catch were encoded entirely
8972 within the call-site entry.
8974 2001-08-03 Richard Henderson <rth@redhat.com>
8976 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8977 don't take REGNO of a non-register.
8979 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8981 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8982 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8983 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8984 (__gthread_mutex_init_function): New function for mutex initialization.
8986 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8988 * Makefile.in: Revert screwed up commit.
8990 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8992 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8993 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8994 merged by linker script to get a final _exit().
8995 (__do_global_dtors): New for destructor handling in specific exit
8997 (__do_global_ctors): New for constructors in specific install section.
8998 (__map_data_section): Map data sections before running constructors.
8999 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9000 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9001 (DTORS_SECTION_ASM_OP): Likewise.
9002 (CTORS_SECTION_FUNCTION): Define to force a reference to
9004 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9006 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9008 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9010 * Makefile.in: Add df.h to gcse.c dependencies.
9012 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9014 * varasm.c (output_constant_def_contents): Use for the length of a
9015 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9016 depending on which is larger.
9018 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9020 * gcse.c: Include df.h for use as a dataflow analyzer.
9022 Declaration of reg_set_info: gone.
9023 New df_analyzer variable used by store motion.
9024 (reg_set_info): Deleted.
9025 (mark_mem_regs): New function, analyze regs used by a mem.
9026 (store_ops_ok): Use dataflow analyzer results to determine if
9027 necessary regs are changed in the block.
9028 (find_moveable_store): Remove check for symbol ref, we can handle
9029 much more complex expressions now.
9030 (compute_store_table): Remove most of the code, it's unnecessary
9031 now that the dataflow analyzer records the info for us.
9032 (store_killed_after): Add parameter to say whether to do the
9033 store_ops_okay test, used to speed up testing when we already know
9034 the answer, and just want to know if the store itself was killed.
9035 (build_store_vector): Largely rewritten to calculate the various
9036 vectors properly, and somewhat optimized.
9037 (store_motion): Init the df_analyzer, get REG_DEF chains.
9038 Also handle trapping expressions (since mems almost always trap)
9039 (simple_mem): Redefine what a simple mem is.
9041 2001-08-03 DJ Delorie <dj@redhat.com>
9043 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9044 set from a constant part of the condition.
9046 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9048 * mkdeps.c (deps_add_default_target): Make local variable
9049 ``start'' a const char pointer.
9050 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9052 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9054 * doc/install.texi (Configuration): Fix markup.
9055 (Specific, i?86-*-udk): Likewise.
9056 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9058 Document --enable-threads and --enable-libgcj status.
9059 (Specific, mips-sgi-irix*): Canonicalize triples.
9060 (Specific, mips-sgi-irix5): Warn about problems with this config.
9061 Mention required GNU as patch.
9062 Native assembler problems are fixed.
9063 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9064 Document --enable-threads and --enable-libgcj status.
9066 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9068 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9071 2001-08-03 Richard Henderson <rth@redhat.com>
9073 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9076 2001-08-03 Richard Henderson <rth@redhat.com>
9078 * rtlanal.c (find_first_parameter_load): Stop if we
9079 reach a CODE_LABEL at BOUNDARY.
9081 2001-08-03 Richard Henderson <rth@redhat.com>
9083 * config/alpha/alpha.md (force_movdi): New insn.
9084 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9085 Tweek FRP marking of VMS prologue insns.
9086 * config/alpha/vms.h (EPILOGUE_USES): New.
9088 2001-08-02 Richard Henderson <rth@redhat.com>
9090 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9092 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9094 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9095 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9096 config/convex/convex.h, config/d30v/d30v.c,
9097 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9098 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9099 config/mips/mips.h, config/mn10200/mn10200.h,
9100 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9101 config/v850/v850.h, config/vax/openbsd.h,
9102 config/vax/openbsd1.h, config/vax/ultrix.h,
9103 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9104 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9105 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9106 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9107 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9108 in comments and documentation.
9110 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9114 * Makefile.in (line-map.o): New.
9115 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9116 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9117 * cpperror.c (print_containing_files): Similarly.
9118 (print_location): Update. Don't output a space before _Pragma.
9119 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9120 (stack_include_filee, cpp_make_system_header): Update.
9121 (_cpp_execute_include): Get logical line number right for calling
9122 as-yet-unterminated #include.
9123 * cpphash.h (struct cpp_reader): Add line_maps.
9124 (_cpp_do_file_change): Update.
9125 * cppinit.c (cpp_create_reader): Initialize line maps.
9126 (cpp_destroy): Destroy line maps.
9127 (cpp_start_read): Get logical line number right.
9128 * cpplex.c (parse_string): Only warn once for multi-line strings.
9129 Use boolean variable for null warning.
9130 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9132 (do_include_common): End the directive early.
9133 (do_line): Don't warn about out-of-range lines in preprocessed
9134 source. Update. Remove unused variables.
9135 (_cpp_do_file_change): Update for new line mapping.
9136 (pragma_cb): New typedef.
9137 (cpp_register_pragma): Stop looking ahead before calling the
9139 (do_pragma_system_header): End directive early.
9140 (cpp_get_line_maps): New.
9141 (cpp_pop_buffer): Fudge logical line. Update.
9142 * cpplib.h: Include line-map.h
9143 (enum cpp_fc_reason): Remove.
9144 (struct cpp_file_change): Update.
9145 (cpp_get_line_maps): New.
9146 * cppmain.c (struct_printer): New member map.
9147 (cb_file_change): Update for new mappings.
9148 * fix-header.c (cb_file_change): Similarly.
9150 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9152 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9153 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9155 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9157 * config/vax/vax.c: include expr.h.
9159 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9161 * Makefile.in ($(srcdir)/configure): Only rebuild in
9163 ($(srcdir)/config.in): Only define in maintainer mode.
9164 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9166 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9168 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9170 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9172 * gcc.c (set_collect_gcc_options): New function, split out from
9174 Ignore elided switches.
9175 (do_spec_1): Invoke before executing command.
9176 (set_input): Export.
9177 Move declaration ...
9178 * gcc.h (set_input): ... here.
9179 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9182 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9185 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9187 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9189 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9191 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9192 for the unnamed instructions it expands to.
9194 2001-08-02 Richard Henderson <rth@redhat.com>
9196 * regclass.c (call_really_used_regs): Conditionally define.
9197 (init_reg_sets_1): Don't use it if not defined.
9198 (fix_register): Similarly, don't set it.
9200 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9202 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9203 Correct comment that had been missed in the previous change.
9205 2001-08-01 Stan Shebs <shebs@apple.com>
9207 * config/darwin.c (machopic_stub_name): Try matching by name.
9208 (update_stubs): New function.
9209 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9212 2001-08-01 Richard Henderson <rth@redhat.com>
9214 * except.c (output_function_exception_table): Use assemble_align.
9215 * varasm.c (assemble_eh_label): Remove.
9216 (assemble_eh_align, assemble_eh_integer): Remove.
9218 2001-08-01 Robert Lipe <robertl@caldera.com>
9220 * dwarfout.c: Remove reference to README.DWARF.
9222 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9224 * regclass.c (call_really_used_regs): New array for registers which
9225 are actually used by a call.
9226 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9228 (fix_register): Set call_really_used too.
9229 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9230 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9232 2001-08-01 Richard Henderson <rth@redhat.com>
9234 * read-rtl.c (read_name): Consider \r whitespace.
9236 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9238 * config.gcc: Recognize powerpc-*-netbsd*.
9240 * doc/install.texi (Host/target specific installation notes for
9241 GCC): Mention powerpc-*-netbsd*.
9243 * config/rs6000/netbsd.h: New file.
9244 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9245 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9246 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9247 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9248 (TARGET_VERSION): Redefine.
9250 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9251 mcall-netbsd as a match for mcall-sysv.
9252 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9253 (ncrti.S, ncrtn.S): New targets.
9254 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9256 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9257 "netbsd' as a V4 ABI.
9258 (ASM_SPEC): Check for -mcall-netbsd.
9259 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9260 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9261 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9262 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9263 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9264 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9265 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9267 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9268 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9270 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9272 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9273 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9274 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9275 including "unwind-pe.h".
9277 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9279 * rs6000.md (define_splits): Kill unused constraints.
9281 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9282 Jan Hubicka <jh@suse.cz>
9284 * function.c (thread_prologue_and_epilogue_insns): Kill code
9285 dealing with non-existent CFG.
9287 2001-08-01 Kazu Hirata <kazu@hxi.com>
9289 * alias.c: Fix comment formatting.
9290 * bitmap.c: Likewise.
9291 * builtins.c: Likewise.
9292 * calls.c: Likewise.
9293 * c-common.c: Likewise.
9294 * c-decl.c: Likewise.
9295 * c-dump.c: Likewise.
9296 * c-lex.c: Likewise.
9297 * collect2.c: Likewise.
9298 * combine.c: Likewise.
9299 * conflict.c: Likewise.
9300 * cppfiles.c: Likewise.
9301 * cppinit.c: Likewise.
9302 * cpplex.c: Likewise.
9303 * cpplib.c: Likewise.
9304 * cppmacro.c: Likewise.
9305 * cppspec.c: Likewise.
9306 * c-pragma.c: Likewise.
9307 * crtstuff.c: Likewise.
9309 * cselib.c: Likewise.
9310 * c-semantics.c: Likewise.
9311 * c-typeck.c: Likewise.
9313 2001-08-01 H.J. Lu <hjl@gnu.org>
9315 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9317 2001-08-01 H.J. Lu <hjl@gnu.org>
9319 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9321 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9323 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9324 contextualizing Objective-C class name lookup by the lexer.
9325 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9327 (protocoldef): Add support for forward @protocol declarations.
9328 (yylexname): Suppress ObjC class name lookup in certain contexts;
9329 re-enable after lookup is complete.
9330 (_yylex): Re-enable ObjC class name lookup when certain
9331 punctuation marks are seen.
9333 * objc/objc-act.c (check_protocol_recursively): New function used
9334 for finding circular dependencies in protocols.
9335 (objc_declare_protocols): New function for handling forward
9336 @protocol declarations.
9337 (receiver_is_class_object): Detect the case when 'self' is used
9338 inside of a class method.
9339 (build_message_expr): Issue a warning if class method is desired
9340 but instance method is found instead.
9341 (conforms_to_protocol): Streamline.
9342 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9343 protocol Foo, even if 'Bar foo' does not.
9344 (check_protocols): Streamline.
9345 (start_protocol): Add checks for circular and duplicate protocol
9347 (encode_aggregate_within): For typedefs of structs, encode the
9349 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9350 (objc_declare_protocols): New prototype.
9352 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9354 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9355 * cpplex.c (handle_newline): Update prototype. Maintain logical
9357 (skip_escaped_newlines, skip_block_comment, parse_string):
9359 (_cpp_lex_token): Update, and store token position within the token.
9360 * cpplib.h (struct cpp_token): Add line and column entries.
9361 * cppmacro.c (replace_args): Position stringified tokens correctly.
9363 2001-08-01 Andreas Jaeger <aj@suse.de>
9365 * basic-block.h: Add prototype for last_loop_beg_note.
9367 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9369 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9370 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9372 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9373 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9374 expand_decl_cleanup.
9375 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9377 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9378 operand while calling simple_cst_equal.
9379 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9380 operand is the cleanup expression, the third is the RTL_EXPR.
9381 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9383 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9385 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9387 2001-07-31 matthew green <mrg@eterna.com.au>
9389 * config.gcc (i386-*-netbsdelf): New description.
9390 * config/i386/netbsd-elf.h: New file.
9392 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9394 * loop.c (check_dbra_loop): Use single_set to compute
9397 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9399 PowerPC reorg and support for powerpc64-*-linux*.
9401 Also fixes emitting of constants on 32 bit and 64 bit
9404 * config.gcc: powerpc64-*-linux* is a new target.
9405 Things that needed aix.h now also include xcoff.h
9407 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9409 Move AIX specific stuff into aix.h.
9410 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9411 with more than just XCOFF now.
9412 (SET_ASM_OP): Remove, now defined where needed.
9413 (FUNCTION_PROLOGUE): New macro definition.
9414 (FUNCTION_EPILOGUE): New macro definition.
9415 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9417 * config/rs6000/xcoff.h: New file.
9419 * config/rs6000/linux64.h: New file.
9421 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9423 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9425 * rs6000.c (print_operand_address): Handle ELF syntax.
9426 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9427 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9428 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9430 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9432 * rs6000.c (rs6000_override_options): Only disable
9433 flag_function_sections for XCOFF.
9434 (exact_log2_cint_operand): New predicate.
9435 (reg_or_{add,sub}_cint64_operand): New predicates.
9436 (add_operand): Compare CONST_INT with fewer function calls.
9437 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9438 (print_operand, case 'p'): Ensure positive operand.
9439 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9440 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9441 (PREDICATE_CODES): Add new predicates.
9442 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9443 (divsi3, modsi3): Ensure positive power-of-2.
9444 (adddi3): Use new predicate. Split 32-bit constants more
9445 correctly. Re-arrange splitter to handle any constant.
9446 (subdi3): Use new predicate.
9447 (divdi3, moddi3): Ensure positive power-of-2.
9448 (movdi): Use rs6000_emit_set_const.
9449 (load_toc_v4_pic_di): Delete.
9451 2001-07-31 Graham Stott <grahams@redhat.com>
9453 * function.c (pad_below): Revert 2001-07-26 patch.
9455 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9457 * reg-stack (convert_regs_1): Fix best edge condition.
9459 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9461 * jump.c (duplicate_loop_exit_test): Better test for jumps
9462 entering the loop; create loop pre_header.
9464 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9466 * doc/install.texi: Add s390 and s390x as new targets.
9467 * doc/invoke.texi: Add documentation of S/390 and zSeries
9469 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9471 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9473 * config/m68k/m68k.md: Replace all general_operand with
9474 nonimmediate_operand for all destinations.
9475 * config/m68k/m68k.c (not_sp_operand): Likewise.
9477 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9479 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9481 2001-07-30 Richard Henderson <rth@redhat.com>
9483 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9484 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9486 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9488 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9489 Add missing doc strings
9490 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9491 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9493 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9495 * i386.c (ix86_output_main_function_alignment_hack): New function.
9496 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9498 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9499 edges by EDGE_DFS_BACK flag.
9500 (dump_edge_info): Add dfs_back flag.
9501 * basic-block.h (EDGE_DFS_BACK): New constant.
9502 (mark_dfs_back_edges): Declare.
9503 * alias.c (loop_p): Remove.
9504 (mark_constant_function): Use mark_dfs_back_edges.
9506 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9507 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9508 (compensate_edge): Break out from ...
9509 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9510 (convert_regs_2): Set block_done once block is really done;
9511 Do updating of the predecesors counts.
9513 * toplev.c (rest_of_compilation): Recompute block_for_insn
9514 before post-reload cfg_cleanup.
9515 * function.c (thread_prologue_epilogue_insns):
9516 Call set_block_for_new_insns when emitting prologue directly.
9518 2001-07-30 Andreas Jaeger <aj@suse.de>
9520 * jump.c: Add prototype for mark_modified_reg.
9522 * cse.c (set_live_p): Add unused attribute.
9524 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9526 (scan_for_source_files): Use long for count to avoid overflow.
9527 (output_data): Likewise.
9528 (output_data): Don't use string concatatenation to silence gcc
9531 * predict.c: Fix typos and grammar.
9533 * gcse.c (insert_insn_end_bb): Remove unused variables.
9535 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9537 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9538 (attempt_auto_inc): LIkewise.
9539 (mark_used_reg): Likewise.
9540 (try_pre_increment_1): Likewise.
9541 * regclass.c (regclass): Likewise.
9542 * global.c (allocno_compare): Update comment; change scaling factor.
9543 * local-alloc.c (QTY_CMP_PRI): Likewise.
9544 * regs.h (REG_FREQ_FROM_BB): New.
9545 (REG_FREQ_MAX): Likewise.
9547 2001-07-30 H.J. Lu <hjl@gnu.org>
9549 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9552 2001-07-30 H.J. Lu (hjl@gnu.org)
9554 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9555 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9556 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9558 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9560 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9561 as -mthumb-interwork when -mcpu=arm7 is specified.
9563 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9565 * predict.def (noreturn, loop branch, loop exit): Mark as first
9568 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9570 * combine.c (try_combine): Avoid barrier after noop jumps.
9572 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9574 * cpphash.h (struct cpp_reader): Remove import_warning.
9575 * cpplib.c (skip_rest_of_line): Don't bother turning off
9577 (parse_include): Move include handling to...
9578 (do_include_common): ... here. Move import warning from...
9579 (do_import): ... here.
9580 (do_pragma_poison): Don't do a callback for poison identifiers.
9581 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9582 * cppmain.c (setup_callbacks): Similarly.
9584 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9586 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9587 handle multiple sets.
9588 * except.c (sjlj_mark_call_sites): .... here.
9589 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9591 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9593 Suggested by Richard Henderson and Richard Kenner:
9594 * combine.c (recog_for_combine): Use the fake recog
9595 only if instruction does not match.
9596 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9597 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9599 * combine.c (try_combine): Discover noop jump as direct jump.
9601 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9603 * df.c (df_rd_global_compute): Add successors to worklist, not
9605 (df_ru_global_compute): Ditto.
9607 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9609 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9610 increment REG_N_SETS.
9612 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9614 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9616 * sbitmap.c (sbitmap_a_xor_b): New function.
9617 ifdef the basic block stuff on IN_GCC.
9619 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9621 * cppexp.c (parse_defined): Always record the macro name.
9622 (lex): Don't worry about identifiers, or special-case
9624 (_cpp_parse_expr): Figure out at the end of the routine
9625 whether we saw a valid !defined() expression.
9626 * cppfiles.c (stack_include_file): Update for mi_valid.
9627 (_cpp_pop_file_buffer): Similarly.
9628 * cpplex.c (_cpp_lex_token): Similarly.
9629 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9630 mi_if_not_defined, mi_lexed): Remove.
9632 * cpplib.c (do_if): Simplify.
9633 (do_endif, push_conditional, _cpp_handle_directive): Update
9634 for renaming of mi_state to mi_valid.
9636 * cpp.texi: Add index entries for digraphs, and add comment
9637 that C++ refers to them as alternative tokens.
9639 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9641 * basic-block.h (CLEANUP_PRE_LOOP): New.
9642 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9643 * sibcall.c (optimize_sibling_calls): Likewise.
9644 * toplev.c (rest_of_compilation): Likewise.
9645 * flow.c (try_forward_edges): Take argument MODE;
9646 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9647 (try_optimize_cfg): Update call of try_forward_edges.
9649 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9650 Jan Hubicka <jh@suse.cz>
9652 * (validate_replace_rtx_1): Fix simplification of MINUS.
9654 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9656 PR preprocessor/3669
9657 * cppinit.c (init_dependency_output): Turn off dump requests
9658 if sending dependencies to stdout.
9660 2001-07-28 Richard Henderson <rth@redhat.com>
9662 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9665 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9667 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9669 2001-07-28 Kazu Hirata <kazu@hxi.com>
9671 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9672 is VAR_DECL first to prevent an ICE.
9674 2001-07-28 Richard Henderson <rth@redhat.com>
9676 * varasm.c (immed_real_const_1): Don't elide special cases for
9678 (clear_const_double_mem): Clear const_tiny_rtx too.
9680 2001-07-28 Richard Henderson <rth@redhat.com>
9682 * dwarf2out.c (dw_val_class_offset): New.
9683 (struct dw_ranges_struct, dw_ranges_ref): New.
9684 (ranges_table, ranges_table_allocated): New.
9685 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9686 (add_AT_offset, add_ranges, output_ranges): New.
9687 (print_die, output_die): Handle dw_val_class_offset.
9688 (attr_checksum, size_of_die, value_format): Likewise.
9689 (gen_lexical_block_die): Handle non-contiguous blocks.
9690 (gen_block_die): Likewise.
9691 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9692 if needed. Dump the ranges table.
9693 * final.c (final_start_function): Remove unnecessary notes and
9694 rebuild the block tree before numbering the blocks.
9695 * function.c (reorder_blocks_0): Walk the existing block tree
9696 to unmark all blocks.
9697 (reorder_blocks_1): Create block fragments when duplicate block
9699 (reorder_fix_fragments): New.
9700 (reorder_blocks): Call it.
9701 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9703 2001-07-28 Richard Henderson <rth@redhat.com>
9705 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9707 2001-07-28 Richard Henderson <rth@redhat.com>
9709 * flow.c (add_to_mem_set_list): New function.
9710 (init_propagate_block_info): Use it.
9711 (mark_set_1): Likewise.
9712 (insn_dead_p): Canonicalize memory address for dead store
9713 comparison. Allow wider mode stores to kill narrower mode stores.
9714 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9715 (invalidate_mems_from_set): Don't handle MEMs.
9717 2001-07-28 Kazu Hirata <kazu@hxi.com>
9719 * config/h8300/h8300.h: Fix formatting.
9721 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9723 * basic-block.h (EDGE_FREQUENCY): New macro.
9724 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
9726 * flow.c (find_sub_basic_blocks): Likewise.
9727 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
9728 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
9730 * predict.c (DEF_PREDICTOR): New argument FLAGS.
9731 (HITRATE): New macro.
9732 (PRED_FLAG_FIRST_MATCH): New constant.
9733 (predictor_info): New field flgags.
9734 (combine_predictions_for_insn): Use DS theory to combine
9735 probabilities; set the edge probabilities when finished.
9736 (estimate_probability): Avoid duplicated matches
9737 of LOOP_BRANCH heuristics for nested loops; update comment.
9738 * predict.def: Add flags for each prediction, set probabilities
9739 according to B&L paper.
9740 * predict.h (DEF_PREDICTOR): New argument FLAGS.
9742 * profile.c (compute_branch_probabilities): Cleanup way the edge
9743 probabilities are computed and REG_BR_PROB notes are dropped; if
9744 values does not match, emit error.
9745 (init_branch_prob): Do error instead of warning when profile driven
9746 feedback is missing or corrupt.
9748 2001-07-27 DJ Delorie <dj@redhat.com>
9750 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
9751 against a constant, try to adjust the compare to have the desired
9752 constant in it so that min/max optimizations happen more often.
9754 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9756 * flow.c (last_loop_beg_note): New function.
9757 (redirect_edge_and_branch): Use it.
9758 (split_edge): Likewise.
9760 * alias.c (loop_p): Avoid uninitialized memory access.
9762 * flow.c (try_forward_edges): Avoid accessing freed memory.
9764 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
9767 2001-07-26 Andrew Haley <aph@redhat.com>
9768 Joern Rennecke <amylaar@redhat.com>
9770 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
9771 (SUBTARGET_CPP_ENDIAN_SPEC): New.
9772 (SUBTARGET_CPP_SPEC): New.
9774 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
9775 (SUBTARGET_CPP_PTR_SPEC): New.
9776 (CPP_DEFAULT_CPU_SPEC): New.
9777 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
9778 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9779 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
9780 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9781 (SUBTARGET_CPP_SPEC): Define as an empty string.
9783 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9785 * doc/install.texi (Configuration): Properly link the host
9786 specific instructions also when generating HTML.
9788 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
9790 * flow.c (redirect_edge_and_branch_force): Test
9791 target->global_live_at_start.
9793 2001-07-26 Richard Henderson <rth@redhat.com>
9795 * simplify-rtx.c (avoid_constant_pool_reference): Export.
9796 * rtl.h (avoid_constant_pool_reference): Declare it.
9797 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
9798 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
9800 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9802 * rtl.h (cleanup_barriers): Declare.
9803 * jump.c (cleanup_barriers): New function.
9804 * toplev.c (rest_of_compilation): Call cleanup_barriers
9805 before loop optimizer and after bb_reorder.
9807 * flow.c (back_edge_of_syntactic_loop_p): New.
9808 (split_edge): Use it.
9810 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9812 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
9814 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
9816 * cse.c (cse_process_notes): Replace any registers if the address
9819 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
9821 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
9822 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
9823 (propagate_block): Update prototype.
9824 * flow.c (update_life_info): Simplify the CFG and
9825 recalculate the global regs which are alive when
9826 removing dead code during a global update.
9827 (propagate_block): Return non-zero if an INSN is
9830 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9832 * Makefile.in (LIBICONV): Define.
9834 2001-07-26 Catherine Moore <clm@redhat.com>
9836 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
9837 of conditional to avoid tree checking errors.
9839 2001-07-26 Kazu Hirata <kazu@hxi.com>
9841 * regmove.c (regmove_optimize): Don't replace a reg with
9842 another reg of a different mode.
9844 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
9846 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
9847 limit length of dependency flush list.
9848 * params.h (MAX_PENDING_LIST_LENGTH): Define.
9849 * sched-int.h (struct deps): Add pending_flush_length field.
9850 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
9851 has 1 element in it.
9852 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
9853 (sched_analyze): After a jump, if the pending memory flush list is too
9854 large, flush the pending lists.
9855 (init_deps): Initialize pending_flush_length to 0.
9856 * doc/invoke.texi (max_pending_list_length): Document parameter.
9858 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9860 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9861 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9862 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9864 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9866 * cpphash.h (struct_lexer_state): Delete was_skipping.
9867 Move skipping here from struct cpp_reader.
9868 * cpplex.c (parse_identifier): Update.
9869 (_cpp_lex_token): Don't skip tokens in a directive.
9870 * cpplib.c (struct if_stack): Update.
9871 (start_directive, end_directive): Don't change skipping state.
9872 (_cpp_handle_directive): Update.
9873 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9874 (do_else, do_endif): Update; only check for excess tokens if not
9875 in a skipped conditional block.
9876 (push_conditional): Update for new struct if_stack.
9878 2001-07-26 Graham Stott <grahams@redhat.com>
9880 * function.c (locate_and_pad_parm): Also pad initial offset
9881 so that the total argument size also includes the padding.
9883 2001-07-26 Graham Stott <grahams@redhat.com>
9885 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9886 change XSTR to XTMPL.
9888 (process_one_cond_exec): Likewise
9890 2001-07-25 Richard Henderson <rth@redhat.com>
9892 * varasm.c (assemble_variable): Create DECL_RTL before setting
9895 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9897 * predict.c (estimate_probability): Avoid duplicated predictions.
9899 * loop.c (find_and_verify_loops): Grok multiple barriers.
9901 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9903 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9905 * dbxout.c: Consistently use putc instead of fputc.
9906 (print_wide_int): New function; call instead of direct fprintf.
9907 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9908 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9909 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9910 (print_int_cst_octal): Likewise.
9911 (print_octal): Show we wrote characters.
9912 (dbxout_type): Set have_used_extensions in more places.
9914 2001-07-25 Catherine Moore <clm@redhat.com>
9916 * config/v850/v850.c (v850_va_arg): Use addr
9917 instead of valist to build incr.
9919 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9921 * flow.c (delete_dead_jumptables): New function.
9922 (life_analyzis): Call it.
9923 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9926 2001-07-25 Richard Henderson <rth@redhat.com>
9928 * except.c (reachable_handlers): Handle a region being removed
9929 out from under a RESX.
9931 2001-07-25 Richard Henderson <rth@redhat.com>
9933 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9934 swap GE/GT if it is an fp comparison.
9936 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9938 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9941 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9943 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9944 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9947 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9949 (visit_expression): When attempting to simplify an expression,
9950 retrieve any modes for arguments before they are simplified
9953 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9954 Janis Johnson <janis@us.ibm.com>
9956 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9957 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9958 pointer parameters to match documented usage of nonlocal_goto.
9959 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9960 parameters to their correct order.
9961 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9962 parameters to their correct order.
9964 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9966 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9968 2001-07-25 Jan Hubicka <jh@suse.cz>
9969 Richard Henderson <rth@redhat.com>
9971 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9973 (make_edges): New argument update_p; populate the edge cache if set.
9974 (find_basic_blocks): Update make_edges invocation.
9976 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9978 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9980 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9982 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9983 -Acpu and -Amachine.h.
9984 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9985 Corrected header to say ELF not a.out.
9986 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9987 when given -msoft-float.
9989 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9991 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9992 extra multilib parts like arm-elf.
9993 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9994 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9995 crtfini.o as extra multilib parts.
9997 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9999 * configure.in: Add rtems as a supported thread model.
10000 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10001 * configure: Rebuilt.
10003 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10005 * stor-layout.c (get_mode_alignment): make it work when
10006 BITS_PER_UNIT is not a power of two.
10007 * builtins.c (get_pointer_alignment): Likewise.
10009 2001-07-24 Richard Henderson <rth@redhat.com>
10011 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10012 the retrieved constant into the expected mode.
10014 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10016 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10017 (verify_flow_info): Check for duplicated edges; clarify
10020 * flow.c (block_label): Update basic_block_for_insn.
10021 (commit_edge_insertions): Call compute_bb_for_insn.
10023 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10026 * flow.c (redirect_edge_and_branch,
10027 try_optimize_cfg): Use redirect_edge_succ_nodup
10028 (redirect_edge_succ_nodup): New.
10029 * basic_block.h (redirect_edge_succ_nodup): Declare.
10031 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10034 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10036 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10037 (try_crossjump_to_edge): Update commetns.
10038 (try_crossjump_bb): Likewise.
10040 2001-07-24 Richard Henderson <rth@redhat.com>
10042 * combine.c (distribute_notes): Move set of need_refresh
10043 for noop_move_p down to catch all cases.
10045 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10047 * recog.c (split_all_insns_noflow): New.
10048 * rtl.h (split_all_insns_noflow): Declare.
10049 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10050 * m68hc11.c (m68hc11_reorg): Likewise.
10051 * sh.c (machine_dependent_reorg): Likewise.
10052 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10055 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10057 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10058 (ashlsi3_n splitter): Likewise.
10059 (lshrsi3_n splitter): Likewise.
10061 (GOTaddr2picreg): Make const SImode.
10062 (sym_label2reg): Likewise.
10063 (symGOT2reg): Likewise.
10064 (symGOTOFF2reg) Likewise.
10066 (casesi_worker_0): Make unspec SImode.
10068 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10070 * config/sh/sh.c (barrier_align): Check that an operand really is
10071 an insn before extracting its INSN_CODE.
10073 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10075 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10078 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10079 for SImode to prevent overflow.
10081 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10083 * config/mips/irix6-libc-compat.c: New file.
10084 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10085 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10086 passing workaround.
10088 2001-07-24 lars brinkhoff <lars@nocrew.org>
10090 * rtl.texi (REG_POINTER): Document.
10091 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10092 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10094 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10096 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10098 2001-07-23 Richard Henderson <rth@redhat.com>
10100 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10102 2001-07-23 Kazu Hirata <kazu@hxi.com>
10104 * config/h8300/h8300-protos.h: Add a prototype for
10105 general_operand_dst_push.
10106 * config/h8300/h8300.c (general_operand_dst_push): New.
10107 * config/h8300/h8300.h (OK_FOR_T): New.
10108 (EXTRA_CONSTRAINT): Use it.
10109 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10110 the existing movqi pattern.
10111 (movhi_push): Likewise.
10113 * reload.c: Fix comment typos.
10115 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10117 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10119 2001-07-23 H.J. Lu (hjl@gnu.org)
10121 * doc/extend.texi: Update __builtin_return_address and
10122 __builtin_frame_address.
10124 2001-07-23 Richard Henderson <rth@redhat.com>
10126 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10128 * config/i386/i386.md: New setcc+movzbl peephole2.
10130 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10132 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10133 * objc/objc-act.c: Include debug.h.
10134 (synth_module_prologue): Save and restore debug hooks too.
10136 2001-07-23 lars brinkhoff <lars@nocrew.org>
10138 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10139 and C4X_FLOAT_FORMAT.
10140 (BOOL_TYPE_SIZE): Document.
10142 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10144 * unroll.c (loop_iterations): Fix miscalculation of initial
10147 2001-07-13 Andrew Haley <aph@redhat.com>
10149 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10150 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10151 * config/sh/sh.c (sh_can_redirect_branch): New function.
10152 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10153 * reorg.c (steal_delay_list_from_target): Use
10154 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10156 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10158 * flow.c (try_simplify_condjump): Unlink insn chain on
10159 fallthru edge; use can_fallthru.
10161 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10163 * basic-block.h (find_sub_basic_block): Declare.
10164 * flow.c (make_edges): New arguments MIN and MAX;
10165 (find_sub_basic_blocks): Revamp to use make_edges
10166 and purge_dead_edges.
10167 (find_basic_blocks): Update call of find_sub_basic_block.
10169 * recog.c (split_all_insns): Always expect CFG to be consistent;
10170 call find_sub_basic_blocks in case something has changed.
10171 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10174 * basic-block.h (delete_noop_moves): Declare.
10175 * combine.c (combine_instructions): Call it.
10176 (recog_for_combine): Tolerate noop moves
10177 (distribute_notes): Force refresh when register dies at noop move.
10178 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10180 (life_analysis): Update delete_noop_moves call.
10181 (set_noop_p): Move too ...
10182 * rtlanal.c (noop_move_p): ... here.
10183 * rtl.h (noop_move_p): Declare.
10185 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10186 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10188 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10189 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10191 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10193 * reload.c (push_reload): Fix typo in comment.
10194 (find_reloads_address): Ditto.
10195 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10197 2001-07-22 Richard Henderson <rth@redhat.com>
10199 * flow.c: Grammar check and clarify a lot of comments.
10200 (try_simplify_condjump): Rename variables to be clearer.
10201 (try_forward_edges): Skip complex and fallthru edges.
10202 Rearrange tests to avoid duplicate checks.
10203 (flow_find_cross_jump): Likewise.
10204 (outgoing_edges_match): Allow match if neither branch has
10205 probability data. Loosen probability match to 5%.
10206 (try_crossjump_to_edge): Hoist repeated indirection into
10208 (try_crossjump_bb): Don't check complex edges. Eliminate
10209 redundant crossjump tests.
10210 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10211 checks before more expensive checks.
10213 2001-07-22 Richard Henderson <rth@redhat.com>
10215 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10216 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10219 2001-07-22 Richard Henderson <rth@redhat.com>
10221 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10222 (const_sint32_operand): Likewise.
10223 * m68k.md (anon mulsi pattern): Use const_int_operand not
10224 const_sint32_operand.
10225 (umulsi3_highpart): Zero extend a constant input.
10226 (smulsi3_highpart): Don't bother checking SImode constant.
10227 (const_umulsi3_highpart): Give op3 DImode.
10228 (const_smulsi3_highpart): Likewise.
10230 2001-07-22 Richard Henderson <rth@redhat.com>
10232 * flow.c (split_block): Make sure bb_note is included in the
10233 new block when splitting before a label.
10235 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10237 * basic-block.h (redirect_edge_and_branch_force,
10238 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10239 * flow.c (redirect_edge_and_branch_force,
10240 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10241 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10242 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10243 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10244 instead of label; update CFG after transformation.
10245 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10246 for finishing the transformation; handle even case where ELSE
10247 does not follow THEN.
10248 (find_if_case_2): Update call of dead_or_predictable; simplify
10251 * emit-rtl.c (split_branch_probability): New global variable.
10252 (try_split): Take care to set split_branch_probability and
10253 create REG_BR_PROB note for new jump insns.
10254 * md.texi (define_split): Document new feature.
10256 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10258 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10260 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10261 (asm_out_file): Remove redundant declaration.
10262 (assemble_asm): Remove old #if 0 block.
10263 (assemble_variable): Remove end of function; debug output is
10264 now handled with global_decl. Remove old #if 0 block. Update.
10265 Remove saved_in_section and associated no-op code.
10266 * Makefile.in (varasm.o): Correct dependencies.
10268 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10270 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10271 the definition in defaults.h.
10273 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10275 * jump.c: Update comments.
10276 (delete_barrier_successors, delete_unreferenced_labels,
10277 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10278 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10279 jump_optimize, jump_optimize_minimal): Kill.
10280 (rebuild_jump_labels): Move code from jump_optimize_1.
10281 (purge_line_number_notes): Likewise.
10282 (copy_loop_headers): Likewise.
10283 * reg-stack.c: Update comment.
10284 * stmt.c: Likewise.
10285 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10286 JUMP_AFTER_REGSCAN): Kill.
10287 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10288 purge_line_number_notes and copy_loop_headers.
10290 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10291 Richard Henderson <rth@redhat.com>
10293 * dbxout.c (dbxout_global_decl): New.
10294 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10295 * sdbout.c (sdbout_finish): New.
10296 (sdbout_debug_hooks): Use it, add comments.
10297 (sdbout_global_decl): Defer initialised public vars to
10299 * varasm.c (assemble_variable): Don't output debug information
10300 for file-scope variables.
10302 2001-07-22 Richard Henderson <rth@redhat.com>
10304 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10305 (get_round_mode_suffix): New.
10306 (print_operand): Use them for [/]. Remove support for [&'`()+].
10307 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10308 * config/alpha/alpha.md (attr round_suffix): New.
10309 (attr trap_suffix): New.
10310 (all insns): Set them appropriately. Use %/ instead of the
10311 myriad punctuators.
10313 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10315 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10317 2001-07-22 Richard Henderson <rth@redhat.com>
10319 * regrename.c (regrename_optimize): Compute nregs for each
10320 potential target register.
10322 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10323 Richard Henderson <rth@redhat.com>
10325 * dbxout.c (dbxout_global_decl): New.
10326 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10327 * sdbout.c (sdbout_finish): New.
10328 (sdbout_debug_hooks): Use it, add comments.
10329 (sdbout_global_decl): Defer initialised public vars to
10331 * varasm.c (assemble_variable): Don't output debug information
10332 for file-scope variables.
10334 2001-07-21 H.J. Lu (hjl@gnu.org)
10336 * config/mips/mips.c (mips_cpu): Moved into ...
10337 (override_options): Here.
10339 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10341 (mips_cpu): Removed.
10343 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10345 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10346 ("iorqi3"): Likewise.
10347 ("xorqi3"): Likewise.
10348 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10349 ("*subhi3_sp): Likewise.
10350 ("*subhi3"): Likewise.
10351 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10354 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10356 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10357 * config/freebsd.h: Likewise.
10358 * config/linux.h: Likewise.
10359 * config/openbsd.h: Likewise.
10360 * config/alpha/linux-elf.h: Likewise.
10361 * config/arm/linux-elf.h: Likewise.
10362 * config/d30v/d30v.h: Likewise.
10363 * config/fr30/fr30.h: Likewise.
10364 * config/ia64/aix.h: Likewise.
10365 * config/ia64/ia64.h: Likewise.
10366 * config/mips/linux.h: Likewise.
10367 * config/pj/pj.h: Likewise.
10368 * config/rs6000/linux.h: Likewise.
10369 * config/sparc/linux.h: Likewise.
10370 * config/sparc/linux64.h: Likewise.
10372 2001-07-20 Bruce Korb <bkorb@gnu.org>
10374 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10375 because getc() and char* may disagree on signedness.
10377 2001-07-20 Richard Henderson <rth@redhat.com>
10379 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10381 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10382 insns to delete in the presence of cc0 in a jump insn.
10384 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10385 Jan Hubicka <jh@suse.cz>
10387 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10388 of doing the change by hand.
10390 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10392 * rtlanal.c (set_noop_p): Return true for noop jumps.
10394 * expr.c (emit_single_push_insn): Add call to push expander.
10395 * expr.h (optab_index): Add OTI_push
10396 (push_optab): New constant.
10397 * genopinit.c (optabs): Add push_optab.
10398 * optabs.c (init_optab): Init push optab.
10399 * md.texi (push??1): Document
10401 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10403 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10404 expand to emit the pattern; put a REG_INC note for push/pop
10406 ("movdf", "movdf_internal"): Likewise.
10407 ("movsi", "movsi_internal"): Likewise.
10408 ("movsf", "movsf_internal"): Likewise.
10409 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10411 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10413 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10416 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10418 * params.def: Change default max inline insns to 100.
10420 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10422 * combine.c (combine_simplify_rtx): Generate a new shift operation
10423 when simplifying the first operand of a (neg (ashift)) expression.
10425 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10427 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10429 2001-07-20 Kelley Cook <kelley.cook@home.com>
10431 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10432 information. Move rest into ...
10433 (*-*-solaris): ... here. Eliminate redundant information and
10434 reword necessary packages section. Delete 4.x assembler bug info.
10435 (sparc-sun-*): Merge into ...
10436 (sparc-sun-sunos*): here.
10438 2001-07-20 Catherine Moore <clm@redhat.com>
10440 * config/v850/v850.md (casesi): Generate LABEL_REF
10443 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10445 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10446 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10447 * i386.md (strclrsi expander): Use it.
10449 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10451 * integrate.c (copy_insn_list): handle
10452 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10453 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10454 identically as to CODE_LABEL.
10456 * fold-const (fold): Convert A/B/C to A/(B*C) and
10459 * except.c (connect_post_landing_pads): Delete the RESX insns.
10461 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10463 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10465 * config/mips/mips.md (nmadd/nmsub): Use macro.
10467 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10469 * cppinit.c (remove_dup_dir): Make static.
10470 (remove_dup_dirs): Make static. Only warn about preempting a
10471 system directory with a non-system directory.
10473 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10475 * ifcvt.c (noce_try_store_flag_constants): Correct order
10476 of parameters to trunc_int_for_mode.
10478 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10480 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10481 an exception that will be caught within this function, do not fill
10482 its delay slot with any subsequent instruction.
10484 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10486 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10487 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10488 pointer extension instruction.
10489 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10490 * simplify-rtx.c (simplify_unary_operation) Likewise.
10491 * explow.c (convert_memory_address) Check value of
10492 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10494 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10495 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10496 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10497 Add Multilib Support.
10498 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10499 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10500 Add Multilib Support.
10501 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10503 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10504 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10505 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10507 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10509 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10510 old and new operands in `<', `3' and `b'.
10512 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10514 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10515 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10516 (toplev.o): Don't depend on xcoffout.h.
10517 * c-decl.c: Include debug.h
10518 (duplicate_decls): Use debug hook.
10519 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10520 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10521 (dbxout_types): Remove.
10522 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10523 * debug.c (do_nothing_debug_hooks): Update.
10524 (debug_true_tree, debug_nothing_rtx): New.
10525 * debug.h (struct rtx_def): New.
10526 (struct gcc_debug_hooks): New hooks ignore_block,
10527 outlining_inline_function and label.
10528 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10529 dwarf2out_frame_finish): New.
10530 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10531 Make static, update prototype.
10532 (dwarf2_debug_hooks): Update.
10533 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10534 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10535 * dwarfout.c (dwarf_debug_hooks): Update.
10536 * emit-rtl.c: Include debug.h.
10537 (remove_unnecessary_notes): Use debug hook.
10538 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10539 (final_scan_insn): Use debug hook.
10540 * integrate.c (output_inline_function): Use debug hook.
10541 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10542 (sdb_debug_hooks): Update.
10543 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10544 * toplev.c: Don't include xcoffout.h.
10545 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10546 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10548 * tree.h (dwarf2out_do_frame): Remove.
10550 2001-07-19 Catherine Moore <clm@cygnus.com>
10552 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10554 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10556 * reload1.c (eliminate_regs_in_insn): When updating a set
10557 to the frame pointer to the hardware frame pointer, perform
10558 the update always not just when REPLACE is set.
10560 * reload1.c (choose_reload_regs): Don't inherit a reload
10561 that crosses multiple registers if registers past the first
10562 don't fit in the desired class.
10564 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10565 when negating constants.
10567 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10569 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10570 * doc/tree.texi: Ditto.
10572 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10573 Jakub Jelinek <jakub@redhat.com>
10575 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10576 (extract_cie_info): Handle "eh" augmentation properly,
10578 (struct frame_state, __frame_state_for): New.
10580 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10582 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10583 HANDLE_SYSV_PRAGMA): Define.
10584 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10586 (copy_object): Caller changed.
10588 2001-07-19 Andreas Schwab <schwab@suse.de>
10590 * configure.in (assembler dwarf2 debug_line support): Define nop
10592 * configure: Regenerated.
10594 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10596 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10598 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10599 to conditionally compiled block.
10600 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10601 * dbxout.h (dbxout_function): Remove.
10602 * debug.c (do_nothing_debug_hooks): Update.
10603 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10604 global_decl, deferred_inline_function.
10605 * dwarf2out.c (dwarf2_debug_hooks): Update.
10606 (dwarf2out_global_decl): New.
10607 * dwarfout.c: Don't include dwarfout.h.
10608 (dwarfout_global_decl, dwarfout_function_decl,
10609 dwarfout_deferred_inline_function): New.
10610 (dwarf_debug_hooks): Update.
10611 * dwarfout.h: Remove.
10612 * final.c: Don't include dwarfout.h.
10613 * sdbout.c (sdbout_global_decl): New.
10614 (sdbout_debug_hooks): Update.
10615 * toplev.c: Don't include dwarfout.h.
10616 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10617 (note_deferral_of_defined_inline_function): Remove.
10618 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10619 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10620 * ch/lex.c: Don't include dwarfout.h.
10621 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10622 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10623 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10624 * cp/optimize.c: Include debug.h.
10625 (maybe_clone_body): Use debug hook.
10626 * cp/semantics.c: Include debug.h.
10627 (expand_body): Use debug hook.
10628 * po/POTFILES.in: Remove dwarfout.h.
10630 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10632 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10633 * c-parse.in (yyerror, _yylex): Similarly.
10634 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10635 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10637 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10638 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10640 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10642 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10643 in-class declaration at -g1. Fixes c++/2814.
10645 2001-07-18 Richard Henderson <rth@redhat.com>
10647 * doc/md.texi (reload_in/out): Document restrictions in predicates
10648 and constraints for these patterns. Document empty string matching
10651 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10653 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10655 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10657 * cse.c: Undo my previous patch.
10659 2001-07-18 Tom Tromey <tromey@redhat.com>
10662 * configure: Rebuilt.
10663 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10665 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10667 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10668 Jan Hubicka <jh@suse.cz>
10670 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10671 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10672 * jump.c (mark_jump_label): Do not forward branches.
10674 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10676 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10677 when return value is unused.
10679 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10681 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10683 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10685 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10686 on error. We can't blindly return the result of
10687 pthread_mutex_trylock because it returns a positive number on
10688 error, while we must return -1 on error.
10689 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10691 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10693 2001-07-18 Andreas Jaeger <aj@suse.de>
10695 * integrate.c (output_inline_function): Correct type of debug_hooks.
10697 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10699 * combine.c (combine_simplify_rtx): DIV can be treated
10700 associatively for floats if unsafe math optimisations are enabled.
10702 2001-07-17 Richard Henderson <rth@redhat.com>
10704 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10706 2001-07-17 Richard Henderson <rth@redhat.com>
10708 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10709 don't force the function address into a register.
10710 (expand_call, emit_library_call_value_1): Update callers.
10711 * builtins.c (expand_builtin_apply): Likewise.
10712 * expr.h (prepare_call_address): Update decl.
10714 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
10716 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
10718 * config/i386/chorus.h: Move up.
10719 * config/sparc/chorus.h: Likewise.
10720 * config/rs6000/chorus.h: Likewise.
10721 * config/chorus.h: Moved here.
10723 2001-07-17 Andreas Schwab <schwab@suse.de>
10725 * configure.in (assembler eh_frame optimization): Handle big
10727 * configure: Regenerated.
10729 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
10731 * expr.c (epxand_expr): Convert divisions into multiplications by
10732 reciprocals if -ffast-math.
10734 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
10736 * dbxout.c (dbxout_really_begin_function): Rename to
10737 dbxout_begin_function.
10738 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10739 (dbxout_begin_function): Remove.
10740 (dbxout_function): Update.
10741 (dbxout_source_line): Update prototype.
10742 * dbxout.h (dbxout_begin_function): Remove.
10743 * debug.c (do_nothing_debug_hooks): Update.
10744 (debug_nothing_tree): Update.
10745 (debug_nothing_charstar_rtx): Remove.
10746 * debug.h (union tree_node): Declare.
10747 (struct rtx_def): Remove.
10748 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
10749 begin_function. Change source_line prototype.
10750 (debug_nothing_tree): New.
10751 (debug_nothing_charstar_rtx): Delete.
10752 (dwarf2out_begin_prologue): Moved from ...
10753 * tree.h: ... here.
10754 * dwarf2out.c (dwarf2_debug_hooks): Update.
10755 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
10756 debug info, call dwarf2out_source_line.
10757 (dwarf2out_souce_line): Update prototype.
10758 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
10759 Change prototype, make static.
10760 (dwarfout_source_line): Update prototype.
10761 (dwarf_debug_hooks): Update.
10762 * dwarfout.h (dwarfout_begin_function): Remove.
10763 * final.c (final_start_function, final_scan_insn): Use appropriate
10764 debug hooks, update to use notice_source_line.
10765 (output_source_line): Rename notice_source_line. Don't call the
10766 source_line debug hook.
10767 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
10768 make static, update prototype.
10769 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
10771 (sdbout_end_prologue): New.
10772 (sdbout_source_line): Update prototype.
10773 (sdbout_debug_hooks): Update.
10774 (sdbout_symbol): Remove unused var.
10775 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
10777 * varasm.c: Include debug.h.
10778 (assemble_start_function): Use begin_function debug_hook.
10779 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10780 update with prototype.
10781 (xcoffout_source_line): Update prototype.
10782 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10784 (xcoffout_source_line): Update prototype.
10786 2001-07-17 Richard Henderson <rth@redhat.com>
10788 * c-typeck.c (build_binary_op): Do not shorten unsigned
10789 right shift after sign extension.
10791 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
10793 * combine.c (combine_simplify_rtx): Attempt to simplify
10794 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
10796 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
10797 (simplify_binary_operation, simplify_unary_operation,
10798 simplify_relational_operation): Use it.
10800 * combine.c (combine_simplify_rtx): Don't do associative law
10801 on divisions; allow associative law on floats.
10803 2001-07-17 H.J. Lu <hjl@gnu.org>
10804 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10806 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
10807 ASM_OUTPUT_WEAK_ALIAS are defined.
10808 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
10809 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
10811 * config/mips/iris5.h: ... here.
10812 (HANDLE_SYSV_PRAGMA): Defined as 1.
10813 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
10814 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
10817 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10819 * c-parse.in (all_prefix_attributes): New variable.
10820 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
10821 (maybe_resetattrs): New production.
10822 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
10823 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
10824 notype_initdcl, nested_function, notype_nested_function,
10825 component_decl, components, components_notype,
10826 component_declarator, component_notype_declarator,
10827 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
10828 ivars, mydecl, myparm): Update. Avoid prefix attributes just
10829 after a comma being applied to more than one declarator.
10830 * doc/extend.texi (Attribute Syntax): Update. Remove
10831 documentation of bugs that are no longer present.
10833 2001-07-13 Eric Christopher <echristo@redhat.com>
10835 * config/mips/mips.h: Change TUNE_MIPS* options to use
10837 (EXTRA_SPECS): Add cc1_cpu_spec.
10838 * config/mips/mips.md (muldf3): Fix typo.
10840 2001-07-16 Richard Henderson <rth@redhat.com>
10842 * config/m68k/m68k.c: Include expr.h and reload.h.
10843 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
10844 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
10846 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10847 Richard Henderson <rth@redhat.com>
10849 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
10850 (insn_live_p): Fix fall off end of function.
10851 (dead_libcall_p): Remove COUNTS argument; update callers.
10852 (delete_trivially_dead_insns): Remove unused variables.
10854 2001-07-17 Andreas Jaeger <aj@suse.de>
10856 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10857 x86-64 pic support.
10859 * lcm.c (optimize_mode_switching): Avoid warning for unused
10860 variable if !NORMAL_MODE.
10862 * flow.c (try_crossjump_to_edge): Remove unused variable.
10864 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10866 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10867 atexit declaration in stdlib.h.
10869 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10871 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10873 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10875 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10876 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10877 do rebuild_jump_labels instead of jump_optimize
10878 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10879 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10880 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10882 * flow.c: Include timevar.h
10883 (find_basic_block): Push/pop timevar;
10884 (cleanup_cfg): Likewise.
10885 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10886 * Makefile: Add dependencies on timevar.h
10888 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10889 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10891 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10892 * toplev.c (rest_of_compilation): Update calls.
10893 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10894 (delete_trivially_dead_insns): ... here; accept new argument
10895 preserve_basic_blocks; preserve basic blocks if set.
10897 * reg-stack.c (stack_regs_mentioned): Return 0 if
10898 stack_regs_mentioned_data is not initialized.
10899 (reg_to_stack): Make stack_regs_mentioned survive after the
10900 reg-stack is completted; do not call cleanup_cfg.
10901 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10902 make cleanup_cfg after bb-reorder to output to debug file.
10904 2001-07-16 Richard Henderson <rth@redhat.com>
10906 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10907 from int_reg_class_contents.
10909 2001-07-16 Richard Henderson <rth@redhat.com>
10911 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10912 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10913 (init_reg_sets_1): Move initialization from cse_main.
10914 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10915 (cse_main): Move its initialization also.
10916 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10917 * flow.c (propagate_one_insn): Likewise.
10918 * gcse.c (compute_hash_table): Likewise.
10919 (compute_kill_rd, compute_store_table): Likewise.
10920 * sched-deps.c (sched_analyze_1): Likewise.
10922 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10924 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10927 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10929 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10930 in if statement so we don't access undefined memory.
10932 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10934 * gcse.c: Update comment at top.
10935 Update comment on mem handling.
10936 mem_last_set, mem_first_set, mem_set_in_block: gone.
10937 Declaration of reg_set_info: gone.
10938 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10939 pointless with load_killed_in_block_p (they are *more*
10940 conservative then it, not less, and less accurate).
10941 (oprs_not_set_p): Ditto.
10942 (alloc_gcse_mem): Don't allocate mem_set_in_block
10943 (free_gcse_mem): Don't free it, either.
10944 (record_last_mem_set_info): Update comment in front, remove
10945 mem_*set_* stuff. Note the reason we don't handle stores directly
10947 (compute_hash_table): Update comments to reflect reality. Remove
10948 mem_*set_* references.
10949 (reset_opr_set_tables): Remove mem_*set_* references.
10950 (mark_call): Ditto.
10951 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10952 (mark_clobber): Ditto (on both parts, we double set here too).
10953 (expr_killed_p): Remove mem_set_in_block test.
10954 (compute_transp): Remove mem_set_in_block test.
10956 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10957 of edge, and removal of phi alternative to dump file.
10958 (ssa_ccp_substitute_constants): Add note about register now being
10959 constant, and which uses were replaced in what insns to dump file.
10961 2001-07-16 Andreas Jaeger <aj@suse.de>
10963 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10964 variables of type HOST_WIDEST_INT.
10966 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10967 (__bb_exit_func): Correct type of count_max to avoid overflow.
10968 (num_digits): Handle long long argument.
10970 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10972 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10974 * output.h (sdb_begin_function_line): Restore as an extern
10976 * sdbout.c (sdb_begin_function_line): Make extern.
10978 2001-07-15 Richard Henderson <rth@redhat.com>
10980 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10981 * genrecog.c (maybe_both_true_mode): New.
10982 (maybe_both_true_2): Use it.
10983 (write_switch): Don't put Pmode in a switch.
10984 * rtl.c (mode arrays): Don't explicitly size them.
10986 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10988 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10989 handling; move unconditional splitting before mode switching.
10991 * i386.md (type): Add fistp type.
10992 (i387, length_attr, scheduling definitions): Handle this type.
10993 (fix_trunc?f?i2): Revamp to use mode switching.
10994 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10995 * i386.h (fp_cw_mode): New enum
10996 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10997 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10999 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11001 * Makefile.in (integrate.o): Add debug.h.
11002 * integrate.c (debug.h): Add.
11003 (output_inline_function): Save, reset, and restore debug_hooks.
11005 2001-07-15 Richard Henderson <rth@redhat.com>
11007 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11008 instead of COMPARE for the EQUIV expression.
11010 2001-07-15 Richard Henderson <rth@redhat.com>
11012 * flow.c (redirect_edge_and_branch_force): Initialize
11013 global_live_at_start and global_live_at_end.
11014 (allocate_bb_life_data): Export.
11015 * basic-block.h (allocate_bb_life_data): Declare.
11016 * toplev.c (rest_of_compilation): Call it.
11018 2001-07-15 Richard Henderson <rth@redhat.com>
11020 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11021 (alpha_tablejump_best_label): New.
11022 * config/alpha/alpha-protos.h: Declare them.
11023 * config/alpha/alpha.md: Use braced strings for code blocks.
11024 (tablejump_osf): Break out add with r29.
11025 (tablejump_osf_internal): Remove.
11026 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11027 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11029 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11031 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11034 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11036 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11037 (ix86_fp_jump_nontrivial_p): New.
11038 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11039 use ix86_fp_jump_nontrivial_p.
11040 * i386.c (ix86_fp_jump_nontrivial_p): New.
11041 (ix86_split_fp_branch): Accept code instead of rtx.
11042 (ix86_expand_compare): Expand comparison early in case
11043 doing so is resonably cheap.
11045 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11047 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11049 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11050 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11052 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11054 * dbxout.c (dbxout_source_line): Make static, update prototype.
11055 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11056 (dbxout_init, dbxout_finish, dbxout_source_line,
11057 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11058 * dbxout.h (dbxout_source_line): Delete.
11059 * debug.c (debug_nothing_file, debug_nothing_file_int,
11060 debug_nothing_file_charstar_rtx): New.
11061 (do_nothing_debug_hooks): Update.
11062 (debug_nothing_void, debug_nothing_charstar_rtx,
11063 dwarf2out_end_epilogue): New.
11064 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11065 * debug.h (struct rtx_def): Declare.
11066 (gcc_debug_hooks): New hooks source_line, end_epilogue
11068 (debug_nothing_void, debug_nothing_charstar_rtx,
11069 dwarf2out_end_epilogue): New.
11070 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11071 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11072 (dwarf2_debug_hooks): Update.
11073 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11074 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11075 * dwarf2out.h (dwarf2out_source_line): Remove.
11076 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11077 Make static, update prototype.
11078 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11079 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11080 (dwarf_debug_hooks): Update.
11081 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11082 dwarfout_end_function): Remove.
11083 * final.c (profile_function): Use debug hooks for ending functions
11085 (output_source_line, final_end_function): Update prototype,
11087 (final_start_function, final_scan_insn): Update.
11088 * output.h (sdb_begin_function_line): Remove.
11089 (final_end_function): Update prototype.
11090 * sdbout.c (sdb_begin_function_line): Make static.
11091 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11092 (sdbout_source_line): New.
11093 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11095 (sdb_debug_hooks): Update.
11096 (sdbout_init, sdbout_source_line,
11097 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11098 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11099 * toplev.c (compile_file, rest_of_compilation): Update.
11100 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11101 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11102 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11103 Update for prototype changes.
11104 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11105 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11107 2001-07-15 Richard Henderson <rth@redhat.com>
11109 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11110 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11111 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11112 * config/alpha/alpha.c: Likewise.
11113 * config/alpha/alpha.md: Likewise.
11114 * config/alpha/alpha32.h: Likewise.
11115 * config/alpha/vms.h: Likewise.
11116 (OPEN_VMS): Remove.
11118 2001-07-14 Richard Henderson <rth@redhat.com>
11120 * config/alpha/alpha.md: Use define_constants for unspec values.
11121 Substitute throughout.
11123 2001-07-14 Tim Josling <tej@melbpc.org.au>
11125 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11127 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11129 * pa.md: Remove unused constraints from define_split's.
11131 2001-04-14 Richard Henderson <rth@redhat.com>
11133 * ifcvt.c (find_cond_trap): Test for exit block.
11135 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11137 Re-install recently reverted patch.
11138 * emit-rtl.c (try_split): Update mark_jump_label call.
11139 * flow.c (find_sub_basic_blocks): Likewise.
11140 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11141 jump_back_p): Kill.
11142 (mark_all_labels): Kill second parameter.
11143 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11144 (rebuild_jump_labels, jump_optimize_minimal): Update call
11145 of jump_optimize_1.
11146 (jump_optimize_1): Kill crossjumping code.
11147 (mark_jump_label): Kill cross_jump parameter.
11148 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11149 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11150 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11152 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11154 (dump_file_info): Likewise.
11155 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11156 reorganize passes to do reg-stack first, bb-reorder second.
11157 * invoke.texi (-d letters doc): Remove the jump2 pass.
11159 2001-07-14 Richard Henderson <rth@redhat.com>
11161 * ifcvt.c (find_cond_trap): New.
11162 (find_if_header): Call it.
11163 (merge_if_block): Relax existing jump sanity check.
11164 * jump.c (jump_optimize_1): Remove conditional trap handling.
11166 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11168 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11170 (insn_refs_are_delayed): Correct comment.
11171 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11172 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11173 instead of r31. Make associated insn !TARGET_64BIT, and
11174 provide an additional 64-bit insn that clobbers r2.
11175 (divsi3): Likewise.
11176 (udivsi3): Likewise.
11177 (modsi3): Likewise.
11178 (umodsi3): Likewise.
11180 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11182 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11184 * flow.c (redirect_edge_and_branch_force, split_edge,
11185 try_crossjump_to_edge): Use set_block_for_new_insns.
11186 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11188 2001-07-13 H.J. Lu (hjl@gnu.org)
11190 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11193 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11195 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11197 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11199 * c-common.c (decl_attributes): Take a pointer to the node to
11200 which attributes are to be attached, and a flags argument.
11201 * c-common.h (enum attribute_flags): New.
11202 (decl_attributes): Update prototype.
11203 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11204 finish_enum, start_function): Update calls to decl_attributes.
11205 * c-parse.in (component_declarator, component_notype_declarator,
11206 label): Update calls to decl_attributes.
11208 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11210 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11211 * config/avr/avr.c (legitimate_address_p): Return value changed
11212 from letter to register classes. For better debugging.
11214 2001-07-13 Kazu Hirata <kazu@hxi.com>
11216 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11218 2001-07-13 H.J. Lu (hjl@gnu.org)
11220 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11222 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11224 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11225 correctly for shared configurations.
11226 * config/t-libgcc-pic: New.
11227 * config/{i386,m68k,sparc}/t-openbsd: New.
11228 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11229 Support -shared. Support debugging libraries with -g.
11230 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11231 frame information does not emit pointer diffs.
11232 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11233 emit pointer diffs.
11235 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11237 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11239 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11241 * combine.c (try_combine): Ensure const_int pow2 is positive.
11243 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11245 * config.gcc: Add configuration for s/390.
11246 * config/s390/s390.c: New. Subroutines for code generation.
11247 * config/s390/s390.h: New. Definitions for s/390.
11248 * config/s390/s390-protos.h: New. Prototypes.
11249 * config/s390/linux.h: New. Definitions for linux for s/390.
11250 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11251 * config/s390/t-linux: New. Makefile fragment.
11252 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11253 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11255 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11257 * emit-rtl.c (try_split): Update mark_jump_label call.
11258 * flow.c (find_sub_basic_blocks): Likewise.
11259 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11260 jump_back_p): Kill.
11261 (mark_all_labels): Kill second parameter.
11262 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11263 (rebuild_jump_labels, jump_optimize_minimal): Update call
11264 of jump_optimize_1.
11265 (jump_optimize_1): Kill crossjumping code.
11266 (mark_jump_label): Kill cross_jump parameter.
11267 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11268 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11269 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11271 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11273 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11274 reorganize passes to do reg-stack first, bb-reorder second.
11275 * invoke.texi (-d letters doc): Remove the jump2 pass.
11277 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11279 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11281 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11283 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11285 (verify_flow_info): Make diagnostics prettier.
11287 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11289 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11291 * flow.c (outgoing_edges_match): Return early if condition reversal
11294 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11296 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11297 (mips_move_2words): When splitting a move into two instructions,
11298 prefix the second address operand with '%D'.
11300 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11302 * Makefile.in (final.o): Depend on debug.h.
11303 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11304 (dbx_debug_hooks): Add new hooks.
11305 (xcoff_debug_hooks): New.
11306 * debug.c (debug_nothing_file_int_int): New.
11307 (do_nothing_debug_hooks): Update.
11308 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11309 (debug_nothing_file_int_int): New.
11310 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11311 static, update prototype.
11312 (dwarf2_debug_hooks): Update.
11313 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11314 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11315 static, update prototype.
11316 (dwarf_debug_hooks): Update.
11317 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11318 * final.c: Include debug.h.
11319 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11320 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11321 static, update prototype.
11322 (sdb_debug_hooks): Update.
11323 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11324 * toplev.c: Distinguish between xcoff and dbx.
11326 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11327 Call all debug hooks, not just dwarf ones.
11329 2001-07-11 Timothy Wall <twall@redhat.com>
11331 * config.gcc: Add configuration for AIX5/IA64.
11332 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11333 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11334 support prefix/suffix code.
11335 * config/ia64/t-aix: New. Makefile fragment.
11336 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11338 2001-07-11 Kazu Hirata <kazu@hxi.com>
11340 * recog.c (validate_change): Fix a comment typo.
11342 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11344 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11345 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11347 * dbxout.c (dbx_debug_hooks): Add new hooks.
11348 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11350 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11352 * dbxout.h (dbxout_start_new_source_file,
11353 dbxout_resume_previous_source_file): Delete.
11354 * debug.c (do_nothing_debug_hooks): Add new hooks.
11355 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11356 (debug_nothing_int_charstar, debug_nothing_int): New.
11357 * debug.h (gcc_debug_hooks): New hooks define, undef,
11358 start_source_file and end_source_file.
11359 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11360 (debug_nothing_int_charstar, debug_nothing_int): New.
11361 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11362 the conditionally compiled section.
11363 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11364 dwarf2out_define, dwarf2out_undef): Make static.
11365 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11366 dwarf2out_define, dwarf2out_undef): Remove.
11367 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11368 (dwarfout_start_source_file, dwarfout_end_source_file,
11369 dwarfout_define, dwarfout_undef): Make static.
11370 (dwarfout_start_source_file_check,
11371 dwarfout_end_source_file_check): New.
11372 (dwarfout_define, dwarfout_finish): Update.
11373 * dwarfout.h (dwarfout_start_new_source_file,
11374 dwarfout_resume_previous_source_file, dwarfout_define,
11375 dwarfout_undef): Remove.
11376 * sdbout.c (sdb_debug_hooks): Add new hooks.
11377 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11379 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11380 make static, take an arg.
11381 * sdbout.h (sdbout_start_new_source_file,
11382 sdbout_resume_previous_source_file): Delete.
11383 * toplev.c (debug_start_source_file, debug_end_source_file,
11384 debug_define, debug_undef): Delete.
11385 * toplev.h (debug_start_source_file, debug_end_source_file,
11386 debug_define, debug_undef): Delete.
11388 * java/jcf-parse.c: Include debug.h.
11389 (parse_class_file): Update to use debug hooks directly.
11390 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11392 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11394 * alias.c (set_mem_alias_set): New function.
11395 * rtl.h (set_mem_alias_set): Declare it.
11396 * builtins.c (expand_builtin_return_addr): Call it instead of
11397 using MEM_ALIAS_SET accessor.
11398 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11399 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11400 (expand_builtin_va_copy):Likewise.
11401 * caller-save.c (setup_save_areas): Likewise.
11402 * calls.c (compute_argument_addresses): Likewise.
11403 * explow.c (set_mem_attributes): Likewise.
11404 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11405 (expand_assignment, store_constructor_field, store_field): Likewise.
11406 (expand_expr_unaligned): Likewise.
11407 * function.c (assign_stack_temp_for_type): Likewise.
11408 (put_reg_into_stack, gen_mem_addressof): Likewise.
11409 * ifcvt.c (noce_try_cmove_arith): Likewise.
11410 * reload1.c (reload, alter_reg): Likewise.
11411 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11412 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11413 (alpha_expand_unaligned_store): Likewise
11414 (alpha_expand_unaligned_load_words): Likewise.
11415 (alpha_expand_unaligned_store_words): Likewise.
11416 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11417 (alpha_expand_epilogue): Likewise.
11418 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11419 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11420 * config/i386/i386.c (legitimize_pic_address): Likewise.
11421 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11422 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11423 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11424 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11425 * config/mips/mips.c (mips_va_arg): Likewise.
11426 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11427 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11428 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11429 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11430 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11431 (rs6000_emit_epilogue): Likewise.
11432 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11433 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11434 * config/v850/v850.c (v850_va_arg): Likewise.
11436 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11438 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11439 when fallthru edge is present.
11440 (mege_blocks): Handle case where creation of jump insn
11443 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11444 CLEANUP_POST_REGSTACK): New constants.
11445 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11446 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11447 * output.h (cleanup_cfg): Update prototype.
11448 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11449 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11450 cleanup_cfg call; kill missleading comment.
11451 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11452 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11453 parameter; control optimizations performed using it.
11454 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11455 try_crossjump_bb): New functions.
11457 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11459 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11461 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11462 pa_output_function_prologue.
11463 * pa-protos.h (pa_output_function_prologue): New prototype.
11465 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11467 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11468 and low to get correct sign extension in low+high test.
11470 2001-07-11 Janis Johnson <janis@us.ibm.com>
11472 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11473 for large hit count.
11475 * profile.c (branch_prob): Fix .bbg info for computed gotos
11478 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11480 * stmt.c (parse_output_constraint): New function, split out
11482 (expand_asm_operands): ... here. Use parse_output_constraint.
11483 * tree.h (parse_output_constraint): Declare it.
11485 2001-07-11 Richard Henderson <rth@redhat.com>
11487 * bitmap.c: Comment some functions; fiddle whitespace.
11488 (bitmap_free): Don't export.
11489 (bitmap_element_allocate): Use memset.
11490 * bitmap.h (bitmap_free): Don't declare.
11492 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11494 * gcse.c, lcm.c, sched-deps.c:
11495 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11497 * flow.c (flow_loops_find): Free dom if we found no loops, since
11498 we aren't going to save it.
11500 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11503 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11505 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11507 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11509 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11510 #ifndef DWARF2_DEBUGGING_INFO.
11512 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11514 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11516 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11518 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11519 reverse a branch if a NE comparison is implemented with GTU.
11521 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11522 H.J. Lu <hjl@gnu.org>
11524 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11525 constant addresses.
11526 (call_internal2): Likewise.
11527 (call_value_internal1): Likewise.
11528 (call_value_internal2): Likewise.
11529 (call_value_multiple_internal1): Likewise.
11530 (call_value_multiple_internal2): Likewise.
11532 2001-07-10 Kazu Hirata <kazu@hxi.com>
11534 * calls.c (emit_library_call_value_1): Fix a comment typo.
11535 * dwarf2out.c (mem_loc_descriptor): Likewise.
11536 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11538 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11540 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11542 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11544 * recog.c (offsettable_address_p): Handle LO_SUM case.
11545 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11546 instead of plus_constant.
11548 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11550 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11551 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11553 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11555 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11556 adjust_address_nv instead of plus_constant.
11558 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11560 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11561 dwarf2out.o): Depend on debug.h, wrap long lines.
11562 * dbxout.c: Include debug.h.
11563 (dbx_debug_hooks): New.
11564 (dbxout_init): Make static, take just 2 args.
11565 (dbxout_finish): Make static.
11566 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11567 * debug.c: New file.
11568 * debug.h: New file.
11569 * dwarf2out.c: Include debug.h.
11570 (dwarf2_debug_hooks): New.
11571 (dwarf2out_init): Make static.
11572 (dwarf2out_finish): Make static, take 2 args.
11573 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11574 * dwarfout.c: Include debug.h.
11575 (dwarf_debug_hooks): New.
11576 (dwarfout_init): Make static.
11577 (dwarfout_finish): Make static, take 2 args.
11578 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11579 * sdbout.c: Include debug.h.
11580 (sdb_debug_hooks): New.
11581 (sdbout_init): Make static, take 2 args.
11582 * sdbout.h (sdbout_init): Delete.
11583 * toplev.c: Include debug.h.
11584 (debug_hooks): New.
11585 (compile_file): Set deubg_hooks based on command line options.
11586 Use the hooks unconditionally rather than conditional compilation.
11588 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11590 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11591 first_insn_after_basic_block_note instead.
11593 * df.c (df_bb_refs_unlink): #if 0 out for now.
11595 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11597 * ssa.h: Add prototype for ssa_const_prop
11598 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11599 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11600 (ssa_fast_dce): Remove unused variable
11602 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11604 * diagnostic.c (finish_diagnostic): Rename to
11605 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11608 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11610 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11613 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11614 (dump_file): Only pad the demangled name with spaces if the
11615 mangled name was padded with spaces.
11617 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11619 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11622 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11624 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11625 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11626 EXPAND_INITIALIZER.
11628 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11629 whether can put offset inside LO_SUM to check mode alignment, not size.
11631 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11633 * doc/tm.texi (Misc): Fix thinko.
11635 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11637 * regmove.c (replace_in_call_usage): Fix warnings.
11638 * sched-deps.c (add_dependence): Fix warnings.
11639 * simplify-rtx.c (simplify_subreg): Likewise.
11640 Return NULL_RTX instead of NULL.
11642 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11643 (subst_asm_stack_regs): Likewise.
11645 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11648 * dwarf2out.c (output_call_frame_info): Declare i as int.
11649 (build_abbrev_table): Declare n_alloc as int.
11650 (dwarf2out_finish): Initialize die.
11651 * except.c: Declare sjlj_funcdef_number as unsigned.
11652 (connect_post_landing_pads): Declare j as unsigned.
11653 (convert_to_eh_region_ranges): Initialize call_site.
11654 (output_function_exception_table): Initialize tt_format_size.
11655 * expr.c (move_by_pieces_1): Initialize to1.
11656 (store_constructor): Initialize minelt and maxelt.
11657 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11658 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11660 * c-decl.c (combine_parm_decls): Unused, remove.
11661 * c-tree.h: Remove prototype for combine_parm_decls.
11663 * reload.c (push_reload): Fix warning.
11664 (regno_clobbered_p): Likewise.
11665 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11666 (reload_combine): Likewise.
11668 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11669 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11671 * bitmap.c (bitmap_operation): Change user.
11672 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11674 2001-07-10 Eric Christopher <echristo@redhat.com>
11676 * config/mips/mips.c (override_options): Fix typo.
11678 2001-07-09 Stan Shebs <shebs@apple.com>
11680 * target.h (struct gcc_target): New fields init_builtins and
11682 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11683 (TARGET_EXPAND_BUILTIN): New macro.
11684 (TARGET_INITIALIZER): Add them.
11685 * builtins.c: Include target.h.
11686 (expand_builtin): Use targetm.expand_builtin.
11687 (default_init_builtins): New function.
11688 (default_expand_builtin): New function.
11689 * expr.h (default_init_builtins): Declare.
11690 (default_expand_builtin): Declare.
11691 * c-common.c (c_common_nodes_and_builtins): Use
11692 targetm.init_builtins.
11693 * defaults.h (MD_INIT_BUILTINS): Remove.
11694 * Makefile.in (builtins.o): Depend on target.h.
11696 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11697 (TARGET_EXPAND_BUILTIN): Define.
11698 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11699 (MD_EXPAND_BUILTIN): Remove.
11701 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11702 (TARGET_EXPAND_BUILTIN): Define.
11703 (c4x_init_builtins): Make endlink arg a local.
11704 (c4x_print_operand): Fix typos in adjust_address usages.
11705 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11706 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11707 (MD_EXPAND_BUILTIN): Remove.
11709 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11710 (TARGET_EXPAND_BUILTIN): Define.
11711 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11712 (ix86_init_builtins): Call new function only if TARGET_MMX.
11713 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11714 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11715 (MD_EXPAND_BUILTIN): Remove.
11717 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
11718 (TARGET_EXPAND_BUILTIN): Define.
11719 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
11720 (MD_EXPAND_BUILTIN): Remove.
11722 * doc/tm.texi: Document these changes.
11724 2001-07-09 Diego Novillo <dnovillo@redhat.com>
11726 * basic-block.h (tree_node): Forward declare if needed.
11727 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
11728 (BLOCK_HEAD_TREE): Define.
11729 (BLOCK_END_TREE): Define.
11730 (struct loops): Rename field 'tree' to 'tree_root'.
11731 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
11733 (flow_loops_tree_build): Rename reference to field 'tree' to
11735 (flow_loops_level_compute): Ditto.
11736 * predict.c (estimate_bb_frequencies): Ditto.
11737 * tree.h (struct tree_common): Add field 'aux'.
11739 2001-07-09 Stan Shebs <shebs@apple.com>
11741 * config/darwin.c (darwin_encode_section_info): Don't mark any
11742 DECL_EXTERNAL node as defined.
11744 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11746 * pa.c (pa_init_machine_status, pa_mark_machine_status,
11747 pa_free_machine_status, hppa_init_pic_save): Delete.
11748 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
11749 (hppa_profile_hook): Use hppa_pic_save_rtx.
11750 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
11751 hppa_init_pic_save): Delete.
11752 (hppa_pic_save_rtx): Declare.
11753 * pa.md (call, call_value, sibcall, sibcall_value,
11754 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
11756 2001-07-09 Kazu Hirata <kazu@hxi.com>
11758 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
11759 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
11761 2001-07-09 Andreas Jaeger <aj@suse.de>
11763 * output.h: Add declaration of final_forward_branch_p.
11765 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
11767 * varray.c: Include errors.h for internal_error and trim_filename
11770 * Makefile.in (varray.o): Add errors.h.
11772 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
11774 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
11775 * optabs.c (have_add2_insn): Check whether the add insn chosen
11776 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
11777 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
11779 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
11781 * Makefile.in (OBJS): Add ssa-ccp.o
11782 (ssa-ccp.o): Add dependencies.
11783 * toplev.c (DFI_ssa_ccp): New dump file enum.
11784 (dump_file): Add entry for dumping after SSA CCP.
11785 (flag_ssa_ccp): New flag variable.
11786 (f_options): Add -fssa-ccp.
11787 (rest_of_compilation): Run SSA CCP if requested.
11788 * timevar.def (TV_SSA_CCP): New timevar.
11789 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
11790 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
11791 Fix minor typo in SSA DCE documentation.
11792 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
11793 Add documentation for new dump option. Renumber dump files
11796 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11798 * emit-rtl.c (gen_highpart_mode): New.
11799 * rtl.h (gen_highpart_mode): Declare.
11800 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
11801 operand can be VOIDmode constant.
11803 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
11805 * flow.c (redirect_edge_and_branch_force): New.
11806 (can_fallthru): Ensure that basic blocks are succeeding.
11807 (try_optimize_cfg): Do not delete basic block if it is the last one.
11809 * flow.c (try_redirect_by_replacing_jump): Do not remove
11810 jumps with side effects, unlink chain on fallthru edge;
11811 set block for new jump instruction; avoid basic block to
11812 over by line number note.
11814 * flow.c (try_simplify_condjump): Verify that the condjump
11815 is not always falling through.
11818 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11820 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11821 (try_redirect_by_replacing_jump): Update properly the count
11822 and frequency information.
11824 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11826 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
11827 address that is a LO_SUM specially.
11828 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
11830 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
11832 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
11833 (operand_subword): Use them.
11834 (change_address_1): Renamed from change_address; new arg VALIDATE.
11835 * expr.h: Reflect above changes; change_address now macro.
11836 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
11838 * cselib.c (add_mem_for_addr): Likewise.
11839 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
11840 * regmove.c (try_apply_stack_adjustment): Likewise.
11841 * reload.c (push_reload, make_memloc): Likewise.
11842 * reload1.c (eliminate_regs): Likewise.
11843 * simplify-rtx.c (simplify_replace_rtx): Likewise.
11844 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
11846 * combine.c (make_extraction, simplify_shift_const): Likewise.
11847 (gen_lowpart_for_combine): Likewise.
11848 * cse.c (gen_lowpart_if_possible): Likewise.
11849 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
11850 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
11851 * optabs.c (gen_move_insn): Likewise.
11852 * reload1.c (alter_reg): Likewise.
11853 * simplify-rtx.c (simplify_subreg): Likewise.
11854 * stmt.c (expand_anon_union_decl): Likewise.
11855 * recog.c (validate_replace_rtx_1): Likewise.
11857 * Makefile.in (recog.o): Add $(EXPR_H).
11858 * explow.c (stabilize): Call replace_equiv_address.
11859 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11860 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11862 2001-07-03 Andrew Haley <aph@redhat.com>
11864 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11865 the mode of the memory location.
11867 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11869 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11871 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11873 * final.c (output_addr_const): Use target opening and
11874 closing parentheses.
11875 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11876 defaults, add to TARGET_ASM_OUT.
11877 * target.h (struct gcc_target): Add open_paren and close_paren.
11878 * doc/md.texi: Update.
11879 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11880 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11881 TARGET_ASM_CLOSE_PAREN.
11882 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11884 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11886 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11887 * config/a29k/a29k.h: Similarly.
11888 * config/alpha/alpha.h: Similarly.
11889 * config/arc/arc.h: Similarly.
11890 * config/arm/aof.h: Similarly.
11891 * config/arm/aout.h: Similarly.
11892 * config/avr/avr.h: Similarly.
11893 * config/c4x/c4x.h: Similarly.
11894 * config/clipper/clipper.h: Similarly.
11895 * config/convex/convex.h: Similarly.
11896 * config/d30v/d30v.h: Similarly.
11897 * config/dsp16xx/dsp16xx.h: Similarly.
11898 * config/elxsi/elxsi.h: Similarly.
11899 * config/fr30/fr30.h: Similarly.
11900 * config/h8300/h8300.h: Similarly.
11901 * config/i370/i370.h: Similarly.
11902 * config/i386/i386.h: Similarly.
11903 * config/i860/i860.h: Similarly.
11904 * config/i960/i960.h: Similarly.
11905 * config/ia64/ia64.h: Similarly.
11906 * config/m32r/m32r.h: Similarly.
11907 * config/m68hc11/m68hc11.h: Similarly.
11908 * config/m68k/m68k.h: Similarly.
11909 * config/m88k/m88k.h: Similarly.
11910 * config/mcore/mcore.h: Similarly.
11911 * config/mips/mips.h: Similarly.
11912 * config/mn10200/mn10200.h: Similarly.
11913 * config/mn10300/mn10300.h: Similarly.
11914 * config/ns32k/ns32k.h: Similarly.
11915 * config/pa/pa.h: Similarly.
11916 * config/pdp11/pdp11.h: Similarly.
11917 * config/pj/pj.h: Similarly.
11918 * config/romp/romp.h: Similarly.
11919 * config/rs6000/rs6000.h: Similarly.
11920 * config/sh/sh.h: Similarly.
11921 * config/sparc/sparc.h: Similarly.
11922 * config/v850/v850.h: Similarly.
11923 * config/vax/vax.h: Similarly.
11924 * config/we32k/we32k.h: Similarly.
11926 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11928 * doc/c-tree.texi: Document representation of attributes.
11930 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11932 * doc/tm.texi: Update some places for the rename of target to
11935 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11937 * target.h (struct gcc_target): Add insert_attributes.
11938 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11939 (TARGET_INITIALIZER): Update.
11940 * tree.c, tree.h (default_insert_attributes): New function.
11941 Update comments on other default functions to refer to targetm,
11943 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11944 TARGET_INSERT_ATTRIBUTES.
11945 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11946 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11947 Don't use PRAGMA_INSERT_ATTRIBUTES.
11948 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11949 * c-decl.c (start_decl, start_function): Don't call
11950 SET_DEFAULT_DECL_ATTRIBUTES.
11951 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11952 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11954 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11955 (c4x_check_attribute): Avoid modifying attribute list itself.
11956 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11958 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11959 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11961 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11962 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11964 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11965 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11967 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11968 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11969 Adjust parameters. Make static.
11971 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11973 * c-common.c (decl_attributes): Only take a single attributes
11975 * c-common.h (decl_attributes): Update prototype.
11976 * c-decl.c (start_decl, start_function): Only take a single
11977 attributes parameter. Update calls to decl_attributes.
11978 (finish_struct, finish_enum): Update calls to decl_attributes.
11979 (push_parm_decl): Expect unified list of attributes. Update call
11980 to decl_attributes.
11981 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11982 notype_nested_function, component_declarator,
11983 component_notype_declarator, label): Update calls to
11985 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11986 lists that are passed to push_parm_decl.
11987 * c-tree.h (start_function, start_decl): Update prototypes.
11988 * config/sh/sh-protos.h, config/sh/sh.c
11989 (sh_pragma_insert_attributes): Only take a single attributes
11991 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11992 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11993 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11994 build_module_descriptor, generate_static_references,
11995 generate_strings, build_selector_translation_table,
11996 generate_descriptor_table, generate_protocols,
11997 generate_ivars_list, generate_dispatch_table,
11998 generate_protocol_list, generate_category,
11999 generate_shared_structures, really_start_method, add_objc_decls,
12000 generate_classref_translation_entry): Update calls to start_decl
12001 and start_function.
12002 (build_tmp_function_decl, start_method_def): Unify attribute lists
12003 that are passed to push_parm_decl.
12005 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12007 * final.c (no_asm_to_stream): New.
12008 (final_scan_insn): Use target structures for prologue ends
12009 and epilogue starts.
12010 * output.h (no_asm_to_stream): New.
12011 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12012 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12013 (TARGET_ASM_OUT): Update.
12014 * target.h (struct gcc_target): New members function_end_prologue
12015 and function_begin_epilogue.
12016 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12017 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12018 * config/alpha/alpha.c (output_end_prologue): Rename to
12019 alpha_output_function_end_prologue. Use in target struct
12021 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12022 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12023 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12024 ia64_output_function_end_prologue. Use in target struct
12026 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12027 mistyped prototypes.
12028 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12029 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12031 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12032 an use in target struct, make static.
12033 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12036 2001-07-08 Richard Henderson <rth@redhat.com>
12038 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12040 2001-07-08 Richard Henderson <rth@redhat.com>
12042 * config/i386/i386.md: Remove constraints strings from define_split
12043 and define_peephole2 patterns.
12044 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12045 (eh_return): Use them.
12047 2001-07-08 Richard Henderson <rth@redhat.com>
12049 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12050 Document MD_FALLBACK_FRAME_STATE_FOR.
12052 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12054 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12055 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12057 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12059 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12061 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12062 of the label inside NAME as opposed to just the end of NAME.
12064 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12066 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12067 * config/alpha/alpha.c (alpha_init_machine_status,
12068 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12069 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12070 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12071 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12073 2001-07-06 Stan Shebs <shebs@apple.com>
12075 * target.h (targetm): Rename global from "target", so as not to
12076 conflict with local variables.
12078 * c-typeck.c: Ditto.
12081 * cp/decl.c: Ditto.
12082 * cp/decl2.c: Ditto.
12083 * cp/typeck.c: Ditto.
12084 * 1750a/1750a.c: Ditto.
12085 * a29k/a29k.c: Ditto.
12086 * arc/arc.c: Ditto.
12087 * arm/arm.c: Ditto.
12088 * avr/avr.c: Ditto.
12089 * clipper/clipper.c: Ditto.
12090 * convex/convex.c: Ditto.
12091 * d30v/d30v.c: Ditto.
12092 * dsp16xx/dsp16xx.c: Ditto.
12093 * elxsi/elxsi.c: Ditto.
12094 * fr30/fr30.c: Ditto.
12095 * h8300/h8300.c: Ditto.
12096 * i370/i370.c: Ditto.
12097 * i386/i386.c: Ditto.
12098 * i860/i860.c: Ditto.
12099 * i960/i960.c: Ditto.
12100 * ia64/ia64.c: Ditto.
12101 * m32r/m32r.c: Ditto.
12102 * m68hc11/m68hc11.c: Ditto.
12103 * m68k/m68k.c: Ditto.
12104 * m88k/m88k.c: Ditto.
12105 * mips/mips.c: Ditto.
12106 * ns32k/ns32k.c: Ditto.
12108 * pdp11/pdp11.c: Ditto.
12109 * romp/romp.c: Ditto.
12110 * rs6000/rs6000.c: Ditto.
12112 * sparc/sparc.c: Ditto.
12113 * vax/vax.c: Ditto.
12114 * we32k/we32k.c: Ditto.
12115 * doc/tm.texi: Update the manual to match.
12117 2001-07-06 Richard Henderson <rth@redhat.com>
12119 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12120 DWARF2_UNWIND_INFO not just whether it is defined.
12122 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12124 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12125 call to simplify_binary_operation returns a new pattern.
12127 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12129 * glimits.h (__SHRT_MAX__): New.
12130 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12131 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12133 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12135 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12138 2001-07-06 Richard Henderson <rth@redhat.com>
12140 * bitmap.c (bitmap_release_memory): Move adjacent to the
12141 allocation functions.
12142 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12143 the implementation. Binary search for the set bit.
12144 (bitmap_union_of_diff): Allocate the temporary on the stack
12145 instead of using xmalloc.
12147 2001-07-06 Richard Henderson <rth@redhat.com>
12149 * genrecog.c (validate_pattern): Warn for constraints in
12150 define_{expand,split,peephole2}. Remove strict_low_part
12151 before looking up match_dup.
12153 2001-07-06 DJ Delorie <dj@redhat.com>
12155 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12156 chapter about various build hints and history. Add section
12157 talking about the various types of native and cross builds.
12159 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12161 * Makefile.in (final.o): Depend on target.h.
12162 * final.c: Include target.h.
12163 (default_function_pro_epilogue): New.
12164 (final_start_function): Use target structure for function prologues.
12165 (final_end_function): Use target structure for function epilogues.
12166 * fold-const.c (real_hex_to_f): Constify s and p.
12167 * output.h (default_function_pro_epilogue): New.
12168 * real.h (real_hex_to_f): Update prototype.
12169 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12170 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12171 (TARGET_INITIALIZER): Update.
12172 * target.h (gcc_target): Add struct asm_out.
12173 * doc/tm.texi: Update.
12176 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12177 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12178 in cpu/cpu.c, or rename old functions consistently. Take
12179 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12180 redundant macros and prototypes. Make new functions static.
12182 * 1750a/1750a.c: Similarly.
12183 * 1750a/1750a.h: Similarly.
12184 * a29k/a29k-protos.h: Similarly.
12185 * a29k/a29k.c: Similarly.
12186 * a29k/a29k.h: Similarly.
12187 * arc/arc-protos.h: Similarly.
12188 * arc/arc.c: Similarly.
12189 * arc/arc.h: Similarly.
12190 * arm/arm-protos.h: Similarly.
12191 * arm/arm.c: Similarly.
12192 * arm/arm.h: Similarly.
12193 * avr/avr-protos.h: Similarly.
12194 * avr/avr.c: Similarly.
12195 * avr/avr.h: Similarly.
12196 * clipper/clipper-protos.h: Similarly.
12197 * clipper/clipper.c: Similarly.
12198 * clipper/clipper.h: Similarly.
12199 * convex/convex.c: Similarly.
12200 * convex/convex.h: Similarly.
12201 * d30v/d30v-protos.h: Similarly.
12202 * d30v/d30v.c: Similarly.
12203 * d30v/d30v.h: Similarly.
12204 * d30v/d30v.md: Similarly.
12205 * dsp16xx/dsp16xx-protos.h: Similarly.
12206 * dsp16xx/dsp16xx.c: Similarly.
12207 * dsp16xx/dsp16xx.h: Similarly.
12208 * elxsi/elxsi.c: Similarly.
12209 * elxsi/elxsi.h: Similarly.
12210 * fr30/fr30.c: Similarly.
12211 * fr30/fr30.md: Similarly.
12212 * h8300/h8300-protos.h: Similarly.
12213 * h8300/h8300.c: Similarly.
12214 * h8300/h8300.h: Similarly.
12215 * i370/i370-protos.h: Similarly.
12216 * i370/i370.c: Similarly.
12217 * i370/i370.h: Similarly.
12218 * i386/i386.c: Similarly.
12219 * i386/osf1elf.h: Similarly.
12220 * i386/osfrose.h: Similarly.
12221 * i860/i860-protos.h: Similarly.
12222 * i860/i860.c: Similarly.
12223 * i860/i860.h: Similarly.
12224 * i960/i960-protos.h: Similarly.
12225 * i960/i960.c: Similarly.
12226 * i960/i960.h: Similarly.
12227 * ia64/ia64-protos.h: Similarly.
12228 * ia64/ia64.c: Similarly.
12229 * ia64/ia64.h: Similarly.
12230 * m32r/m32r-protos.h: Similarly.
12231 * m32r/m32r.c: Similarly.
12232 * m32r/m32r.h: Similarly.
12233 * m68hc11/m68hc11-protos.h: Similarly.
12234 * m68hc11/m68hc11.c: Similarly.
12235 * m68hc11/m68hc11.h: Similarly.
12236 * m68k/crds.h: Similarly.
12237 * m68k/dpx2.h: Similarly.
12238 * m68k/m68k-protos.h: Similarly.
12239 * m68k/m68k.c: Similarly.
12240 * m68k/m68k.h: Similarly.
12241 * m68k/news.h: Similarly.
12242 * m88k/m88k-protos.h: Similarly.
12243 * m88k/m88k.c: Similarly.
12244 * m88k/m88k.h: Similarly.
12245 * mips/mips-protos.h: Similarly.
12246 * mips/mips.c: Similarly.
12247 * mips/mips.h: Similarly.
12248 * ns32k/merlin.h: Similarly.
12249 * ns32k/ns32k.c: Similarly.
12250 * ns32k/ns32k.h: Similarly.
12251 * ns32k/tek6000.h: Similarly.
12252 * pa/pa-protos.h: Similarly.
12253 * pa/pa.c: Similarly.
12254 * pa/pa.h: Similarly.
12255 * pdp11/2bsd.h: Similarly.
12256 * pdp11/pdp11-protos.h: Similarly.
12257 * pdp11/pdp11.c: Similarly.
12258 * pdp11/pdp11.h: Similarly.
12259 * romp/romp-protos.h: Similarly.
12260 * romp/romp.c: Similarly.
12261 * romp/romp.h: Similarly.
12262 * rs6000/rs6000-protos.h: Similarly.
12263 * rs6000/rs6000.c: Similarly.
12264 * rs6000/rs6000.h: Similarly.
12265 * rs6000/sysv4.h: Similarly.
12266 * sh/sh-protos.h: Similarly.
12267 * sh/sh.c: Similarly.
12268 * sh/sh.h: Similarly.
12269 * sparc/sparc-protos.h: Similarly.
12270 * sparc/sparc.c: Similarly.
12271 * sparc/sparc.h: Similarly.
12272 * vax/vax.c: Similarly.
12273 * vax/vax.h: Similarly.
12274 * vax/vms.h: Similarly.
12275 * we32k/we32k.c: Similarly.
12276 * we32k/we32k.h: Similarly.
12278 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12280 * basic-block.h (first_insn_after_basic_block_note): Declare.
12281 * flow.c (first_insn_after_basic_block_note): Define. Moved
12283 * ssa.c (first_insn_after_basic_block_note): Remove.
12284 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12286 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12287 nodes when we find a dead conditional branch. Insert BARRIERs
12288 after any blocks with no successors, but which do not have
12291 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12293 * varray.c (varray_check_failed): Use internal_error.
12295 2001-07-05 Andrew Haley <aph@redhat.com>
12297 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12298 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12299 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12301 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12303 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12304 reference if the target constant is also a SYMBOL_REF.
12306 2001-07-05 Eric Christopher <echristo@redhat.com>
12308 * config/mips/mips.h (MASK_MIPS3900): Remove.
12309 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12310 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12311 (TARGET_MIPS3900): Change to use mips_arch.
12312 (TARGET_MIPS4000): New.
12313 (TARGET_MIPS4100): New.
12314 (TARGET_MIPS4300): New.
12315 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12316 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12318 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12319 (ISA_HAS_BRANCHLIKELY): To here.
12320 (CC1_CPU_SPEC): New.
12321 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12322 (mips_arch_string): Declare.
12323 (mips_arch): Declare.
12324 (TARGET_OPTIONS): Add -march and -mtune.
12326 * config/mips/mips.c (mips_arch_string): New.
12328 (override_options): Handle -march for codegen and -mtune
12329 for scheduling. Use mips_arch. Move tx39 target default here.
12330 (mips_parse_cpu): Move error message to override_options.
12332 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12334 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12336 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12337 (MIPS Options): Ditto. Change mcpu entry to historical text.
12339 2001-07-05 H.J. Lu (hjl@gnu.org)
12341 * config/mips/mips.c (mips_parse_cpu): New function to parse
12344 2001-07-05 Jim Wilson <wilson@redhat.com>
12346 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12347 * config/ia64/t-ia64: Likewise.
12348 (LIB1ASMFUNCS): Update comment.
12350 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12352 * doc/install.texi (Install GCC: Binaries): Fix typo.
12354 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12356 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12357 reference using the stack pointer, adjust it since we push Y
12359 ("*ashrsi3"): Likewise.
12360 ("*lshrsi3"): Likewise.
12362 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12364 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12365 when -fomit-frame-pointer is used.
12367 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12369 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12370 (try_redirect_by_replacing_jump): Reverse updating properly the
12371 count and frequency information. Reverse removing cc0 setter.
12372 (forwarder_block_p): Reverse fixing for fallthru blocks.
12374 2001-07-05 DJ Delorie <dj@redhat.com>
12376 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12377 (translate_options): If the above is defined, use it to map
12378 given options to new options.
12379 * doc/tm.texi: Document it.
12381 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12382 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12384 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12385 cause programs using computed gotos to run more slowly.
12387 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12389 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12391 Consistently require binutils 2.11.2, not prereleases.
12392 (Specific, decstation-*): Canonicalize as mips-dec-*.
12393 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12395 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12396 (Specific, mips-*): Reword MIPS C compiler requirements.
12397 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12398 (Specific, sunv5): Removed, obsolete.
12400 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12402 * dwarf2out.c (output_loc_list): Use an all ones mask for
12403 .text asm output and don't rely on long long
12404 literals. Reformat some long lines.
12406 2001-07-05 Andreas Jaeger <aj@suse.de>
12408 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12411 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12413 * dwarf2out.c (dwarf2out_define): Update comment.
12414 (dwarf2out_undef): Ditto.
12415 (dwarf2out_start_source_file): Ditto.
12416 (dwarf2out_end_source_file): Ditto.
12417 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12418 since we never call the start/end debug hook for the primary file.
12420 2001-07-04 Kazu Hirata <kazu@hxi.com>
12422 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12425 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12427 * cppinit.c (remove_dup_dirs): Inform if a system include
12428 directory is being reordered.
12429 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12431 * doc/cpp.texi (Search Paths): Likewise.
12432 * doc/gcc.texi (Interoperation): Remove information about
12435 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12437 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12438 (VARRAY_TOP_CHAR_PTR): Likewise.
12440 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12442 * gcc.c (process_command): Don't assign elements of a const char*.
12444 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12446 * emit-rtl.c (change_address): Don't abort if invalid address while
12447 reload is in progress.
12449 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12451 * c-lex.c (cb_file_change): Pass line number to
12452 debug_start_source_file.
12453 (cb_undefine): Pass correct line number to debug_undef.
12455 * toplev.c (debug_start_source_file): Add line number to
12456 parameters. Pass it along to dwarf2out_start_source_file.
12457 (decode_g_option): Stop resetting debug level back to normal when
12458 we change debug formats, unless the current level is
12459 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12462 * toplev.h (debug_start_source_file): Add line number to
12465 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12468 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12470 Output debug_macinfo data for starting file if requested.
12471 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12473 (dwarf2out_define): Output debug_macinfo data for defining a macro
12475 (dwarf2out_undef): Output debug_macinfo data for undefining a
12476 macro if requested.
12477 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12478 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12479 (macinfo_section_label): New. DWARF2 macro info section label.
12480 (dwarf2out_init): If we want macro info, output the start label
12482 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12483 attribute to the compilation unit die pointing to the macro info.
12485 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12487 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12488 DWARF2_DEBUGGING_INFO.
12489 (add_loc_descr_to_loc_list): Ditto.
12490 (output_loc_list): Ditto.
12491 Also, fix thinko in curr not being initialized.
12492 (gen_internal_sym): Ditto.
12494 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12496 * emit-rtl.c (replace_equiv_address): New function.
12497 * expr.h (replace_equiv_address): New declaration.
12498 * explow.c (validize_mem): Call it instead of change_address and
12499 also call if -fforce-addr and address is constant.
12500 * expr.c: Replace more calls to change_address with adjust_address
12501 and/or replace_equiv_address or to validize_mem.
12502 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12503 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12504 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12505 * config/i370/i370.md, config/i860/i860.md: Likewise.
12506 * config/i960/i960.md, config/mips/mips.c: Likewise.
12507 * config/mips/mips.md, config/pa/pa.md: Likewise.
12508 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12509 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12511 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12513 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12515 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12518 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12520 * doc/include: New directory.
12521 * doc/fdl.texi: Move to doc/include/fdl.texi.
12522 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12523 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12524 * doc/gcc.texi: Use funding.texi and gpl.texi.
12525 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12526 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12527 Update dependencies and use -I $(docdir)/include.
12529 2001-07-04 Anthony Green <green@redhat.com>
12531 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12533 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12535 * doc/install.texi (sparc64-*-*): Remove garbage.
12537 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12539 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12540 Fix typo in last change to use adjust_address.
12542 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12544 * doc/install.texi (Specific): Update information for *-*-solaris*.
12546 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12548 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12550 2001-07-03 Stan Shebs <shebs@apple.com>
12552 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12553 case for flag_no_mach_text_sections.
12554 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12555 * config/darwin.c (flag_no_mach_text_sections): Remove.
12556 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12558 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12560 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12561 and avoid checking for constant as first operand.
12562 * recog.c (find_constant_term_loc): No longer static.
12563 (adj_offettable_operand): Delete.
12564 * rtl.h (adj_offsettable_operand): Delete declaration.
12565 (find_constant_term): Add declaration.
12566 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12568 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12569 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12570 * config/i386/i386.c, config/i386/i386.md: Likewise.
12571 * config/i860/i860.c, config/i960/i960.c: Likewise.
12572 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12573 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12574 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12575 * config/mips/mips.c, config/mips/mips.md: Likewise.
12576 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12577 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12578 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12579 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12580 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12581 * config/ns32k/ns32k.md: Likewise.
12583 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12585 * rtl.c (copy_rtx): Handle 'T' format letter.
12586 * gensupport.c (collect_insn_data): Likewise.
12587 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12589 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12591 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12592 -B option. Use 'dir' not 'foo' as example directory name.
12594 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12596 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12597 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12599 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12601 * doc/cppinternals.texi: Improve formatting and logical markup.
12603 2001-07-03 Andreas Jaeger <aj@suse.de>
12605 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12607 * genrecog.c (write_header): Include reload.h for prototypes in
12610 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12613 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12614 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12615 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12616 i386_pe_valid_type_attribute_p): Add.
12617 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12618 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12620 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12622 * explow.c (plus_constant_wide, case LO_SUM): New case.
12623 (plus_constant_for_output_wide): Delete.
12624 * rtl.h (plus_constant_for_output): Delete.
12625 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12626 instead of plus_constant_for_output.
12627 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12628 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12629 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12630 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12631 * config/sparc/sparc.md: Likewise.
12632 Convert some change_address calls to adjust_address.
12634 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12636 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12637 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12638 documentation of -std and -Wwrite-strings.
12640 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12642 * cse.c (canon_hash): Don't register registers in very small
12643 register classes, as extending their lifetime might cause
12646 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12648 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12650 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12651 (try_redirect_by_replacing_jump): Update properly the count
12652 and frequency information.
12654 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12656 * toplev.c (dump_file_index): Move SSA dumps just after first
12658 (dump_file): Corresponding changes.
12659 (rest_of_compilation): Move SSA path to just after the first
12661 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12662 * doc/invoke.texi: Update dump file #s as they were completely
12663 out of date with reality.
12665 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12667 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12669 * expr.c (emit_move_insn_1): Deal with non-default
12672 * expr.c (emit_single_push_insn): Fix warning.
12674 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12676 * expr.c (emit_move_insn_1): Avoid modifying
12677 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12679 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12681 * emit-rtl.c (adjust_address): New function.
12682 * expr.h (adjust_address): Add declaration.
12683 * builtins.c: Replace some calls to change_address with calls to it
12684 or to validize_mem.
12685 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12686 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12687 * config/arm/arm.c, config/convex/convex.c: Likewise.
12688 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12689 * config/i386/i386.c, config/i386/i386.md: Likewise.
12690 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12691 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12692 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12693 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12694 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12696 2001-07-02 Jim Wilson <wilson@redhat.com>
12698 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12700 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12702 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12703 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12705 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12707 * cppinit.c (lang_defaults): New table.
12708 (set_lang): Just read from lang_defaults into the live options
12711 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12713 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12714 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12715 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
12717 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12719 * doc/install.texi: Various spelling and markup fixes.
12720 (Installing GCC): Component specific installation instructions are
12723 Warn about removing old install dir in the presence of shared libs.
12724 (Configuration): Invoke with options target to match configure
12726 Consistently refer to gas, gld pathnames.
12727 Invert --enable-multilib documentation.
12728 Remove references to old compiler versions.
12730 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12732 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
12734 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12736 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
12738 (Specific, mips*-sgi-irix5): Note IDO download.
12739 Reworded MIPS C hints.
12740 Use GNU as instead of GAS.
12742 Removed SGI Freeware reference, IRIX 6 only.
12743 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
12744 Note N64 library requirement/workaround.
12746 Complete list of structure passing bug victims.
12748 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12750 * doc/install.texi: Remove CVS Id.
12752 2001-07-02 Andreas Jaeger <aj@suse.de>
12754 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
12755 (find_inherently_necessary): Remove unused variable.
12757 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
12759 * c-common.h (TDI_inlined): New ast dump phase.
12760 (dump_flag_name): New function.
12761 * c-dump.c (dump_files): Add inlined phase.
12762 (dump_flag_name): Define.
12763 * doc/invoke.texi (-fdump-ast-inlined): Document.
12765 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12767 * stor-layout.c (layout_decl): Revert change to handling of alignment
12770 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12772 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
12775 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
12777 * doc/tm.texi (FUNCTION_ARG): Document that the last call
12780 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
12782 * tlink.c (recompile_files): Remove COMPILER_PATH and
12783 LIBRARY_PATH from the environment.
12785 2001-07-01 Zack Weinberg <zackw@stanford.edu>
12787 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
12788 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
12790 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
12792 * c-parse.in (OBJC_STRING): Kill.
12793 (objc_string): Decompose to [objc_string] '@' STRING.
12794 (reswords): Take the leading '@' off all the Objective C keywords.
12795 (objc_rid_sans_at): Kill.
12796 (init_reswords): Don't initialize it.
12797 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
12798 (_yylex): Kill reconsider label. Look ahead one token after
12799 an '@'; if we get an identifier, check whether it's an
12800 Objective C @-keyword. If so, return the keyword. Otherwise,
12801 put back the token and return the '@' as a terminal.
12803 * cpplib.c (lex_macro_node): Remove unnecessary check for
12804 leading '@' on identifier. Clarify control flow and commentary.
12806 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12808 * cse.c (new_label_ref): Variable deleted.
12809 (insert): Remove set of new_label_ref.
12810 (check_for_label_ref): New function.
12811 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
12813 See ChangeLog.5 for earlier changes.